baber/WOPTO huggingface dataset:
Patent KR-102199577-B1 (KR)
Inventor: SUNG WON KIM
IPC: H04W84/18
Filed: 2019-07-12
Granted: 2021-01-07
Abstract: Disclosed are a node and a node routing method in a heterogeneous traffic wireless sensor network, which includes: a communication unit capable of transmitting and receiving data packets and control packets with neighboring nodes; a storage unit for storing data packets and control packets generated by itself, and data packets and control packets received from neighboring nodes; and a management unit which determines routing to a parent node by selecting a neighbor node having the lowest rank as a parent node based on ranks included in control packets received from at least one neighbor node.
Patent KR-102242180-B1 (KR)
IPC: A61G17/08
Filed: 2019-07-16
Granted: 2021-04-21
Abstract: 본 발명은 사람의 얼굴 골격과 유사한 형태로 구성되며, 사람의 얼굴 골격보다 다소 작은 크기로 구성된 흉상 형틀을 이용하여 도자 흉상을 제조하는 방법에 관한 것으로 크기가 규격화된 흉상을 제작함에 있어서 재사용이 가능한 흉상 형틀을 이용함으로써 제작 과정의 단순화, 비용 및 시간 절감이 가능한 방법을 제공한다.
Patent KR-102088831-B1 (KR)
IPC: H02S20/30
Filed: 2019-07-22
Granted: 2020-05-29
Abstract: 본 발명은 다층 건물이나 시설물의 외벽에 수직 방향으로 배치되는 베이스몸체(110); 상기 베이스몸체(110)의 상부에서 전방으로 돌출되도록 연장되는 메인지지대(120); 상기 메인지지대(120)의 전단부를 수평 방향으로 관통하도록 결합되어 외벽과 나란하게 배치되는 메인회전축(130); 상기 메인회전축(130)에 회전 가능하게 결합되는 상부힌지(140); 상기 메인지지대(120)의 후단부에 일측 단부가 회전 가능하게 결합되는 회전 실린더(210); 상기 회전 실린더(210)의 타측 단부에 회전 가능하게 결합되는 하부힌지(150); 상기 상부힌지(140)와 상기 하부힌지(150) 각각에 결합되며, 상기 회전 실린더(210)의 신축에 따라 상기 메인회전축(130)을 중심으로 회전하는 태양광패널 장착 브라켓(310); 및, 상기 태양광패널 장착 브라켓(310)의 전면에 장착되는 태양광패널(410);을 포함하여 구성되는 것을 특징으로 한다.
Patent KR-102103507-B1 (KR)
Inventor: CHO SUNG JAE
IPC: H01L43/06
Filed: 2019-07-30
Granted: 2020-04-23
Abstract: The present invention relates to a graphene spin transistor that only works electrically at room temperature, and more particularly, to an all-electrical (no need to be magnetic field or ferromagnetic electrode) room temperature graphene spin field effect transistor (FET) that uses a Rashba-Edelstein effect or a spin hole effect of a transition metal dichalcogenide (TMDC) material in graphene to replace a CMOS transistor and extend Moore′s Law. The graphene spin transistor comprises: a gate electrode; a gate insulating film; a graphene layer; and a first TMDC pattern and a second TMDC pattern.
Patent KR-102116295-B1 (KR)
Title: Ultrasound-based dual biometric information recognition device
Inventor: TAN HYUN KYU
IPC: A61B5/1172
Filed: 2019-07-31
Granted: 2020-05-29
Abstract: The present invention relates to a dual biometric information recognition device. The dual biometric information recognition device comprises: a finger guide in which a finger of a user is placed and a section is divided in a longitudinal direction of the finger; a first ultrasonic sensor provided in a first section in which a tip knuckle is located in the finger guide; and a second ultrasonic sensor provided in a second section in which a middle knuckle of the finger is located in the finger guide. The first ultrasonic sensor recognizes a fingerprint of the user, and the second ultrasonic sensor recognizes a finger vein of the user, thereby performing user authentication based on fingerprint information and finger vein information of the user as a principle of ultrasonic sensing.
Patent KR-102079572-B1 (KR)
Title: Dual complex waterproof sheet and waterproof method using the same
Inventor: KIM HYUNG SOON
IPC: E04B1/64
Filed: 2019-08-06
Granted: 2020-02-20
Abstract: The present invention relates to a dual complex waterproof sheet, which includes a waterproof layer and a protective sheet, and a dual complex waterproof construction method using the same. The waterproof layer includes a polyurea coating material composition. The protective sheet includes a non-woven fabric layer, a polyurea layer and a protective layer. The polyurea coating material composition used in the waterproof layer has properties of slow drying, high hardness and high elasticity so that the strength, the hardness and the elasticity of the waterproof sheet are improved. Also, the pot life is extended so that workability is improved.
Patent KR-102297565-B1 (KR)
IPC: G02B5/30
Filed: 2019-08-19
Granted: 2021-09-02
Abstract: (과제) 내찰상성이 우수한 반사 방지 필름을 제공한다. 
(해결 수단) 광 투과성 기재 (A) (11) 의 적어도 일방의 면에, 하드 코트층 (B) (12) 및 반사 방지층 (C) (13) 가, 상기 순서로 적층되고, 
반사 방지층 (C) (13) 를 구성하는 원소가, 적어도 탄소 및 불소를 함유하고, 
X 선 광전 분광법에 의해 측정한 반사 방지층 (C) (13) 의 원자수가, 하드 코트층 (B) (12) 와 반대측의 표면에서는 하기 수학식 (1) 및 (2) 를 만족하고, 또한, 상기 표면으로부터의 깊이가 15 ∼ 30 ㎚ 인 범위에서는 하기 수학식 (3) 을 만족하는 것을 특징으로 한다. 
7 ≤ [(n F /n total ) × 100] ≤ 27		(1) 
30 ≤ [(n c /n total ) × 100] ≤ 41	(2) 
[(n F /n total ) × 100] ≤ 0.5		(3) 
상기 수학식 (1) ∼ (3) 중, n total  은, 탄소, 질소, 산소, 규소 및 불소의 원자수의 합계이고, n F  는, 불소 원자수이고, n c  는, 탄소 원자수이다.
Patent KR-102230017-B1 (KR)
Title: Apparatus for Cutting Anisotropic Conducting Film
Inventor: HWANG JIN HO
IPC: B26D1/04
Filed: 2019-09-17
Granted: 2021-03-19
Abstract: According to the present invention, provided is an anisotropic conductive film cutting apparatus having a cutting parallelization degree free-correction function. In order to efficiently improve repetitive cutting work for an anisotropic conductive film by freely correcting a cutting parallelization degree of a cutter corresponding to an anisotropic conductive film, the anisotropic conductive film cutting apparatus continuously cuts a roll of anisotropic conductive film while transferring the anisotropic conductive film in a longitudinal direction. The anisotropic conductive film cutting apparatus includes: a mounting block body including a support block and a fixing plate; a cutting support block installed in an upper part of the fixing plate of the mounting block body, and forming a planar work support surface parallel with an anisotropic conductive film while facing the same; a driving unit installed on the mounting block body, and formed to be driven linearly in a vertical direction in response to the cutting support block; and a cutter assembly including a lifting block installed on the driving unit to be moved vertically, an ACF cutter located in an orthogonal direction below the work support surface of the cutting support block and cutting the anisotropic conductive film in contact therewith, and a tilting block supporting and fixing the ACF cutter to be detachable and coupled on the lifting block to be rotatable to correct the ACF cutter such that the ACF cutter facing the anisotropic conductive film can come in parallel contact therewith.
Patent KR-102196495-B1 (KR)
Inventor: PARK HYUN MIN
IPC: B26D1/60
Filed: 2019-09-24
Granted: 2020-12-30
Abstract: The present invention relates to a foam block cutting apparatus, comprising: a first conveyor unit which loads a foam block on an upper surface, and moves the foam block in a certain direction; a second conveyor unit which is placed apart from the first conveyor unit and loads the foam block on an upper surface to move the foam block in a certain direction; a first fixing unit placed between the first conveyor unit and the second conveyor unit to support the foam block from an upper side toward a lower side by the first conveyor unit; a second fixing unit placed between the first conveyor unit and the second conveyor unit to support the foam block from an upper side toward a lower side by the second conveyor unit; a side cutting unit placed between the first fixing unit and the second fixing unit to cut both ends of the foam block; and a trimming unit placed between the first fixing unit and the second fixing unit to form a drop on both ends of the foam block. The present invention aims to provide the foam block cutting apparatus which is able to automatically cut the foam block and increase convenience.
Patent KR-102194879-B1 (KR)
Inventor: CHOI BONG HWAN
IPC: C12Q1/6876
Filed: 2019-10-11
Granted: 2020-12-24
Abstract: In the present invention, 10 SNPs capable of discriminating individuals with low friendliness to owners in dogs were selected to confirm friendliness to owners according to a corresponding genotype. An SNP composition for predicting a dog′s friendliness to owners using the same can predict the friendliness to owners through genetic testing and can perform special training management for dogs. The composition can also be usefully used to select excellent dogs by maximizing the friendliness to owners of a born dog through genetic testing of father and mother dogs even at the time of mating.
Patent KR-102088660-B1 (KR)
Title: Method for producing bulgogi soy sauce using functional materials
Inventor: KIM SEONG CHAN
IPC: A23L23/00
Filed: 2019-10-22
Granted: 2020-03-13
Abstract: The present invention relates to a method for manufacturing a sauce for bulgogi (barbecued beef) and the sauce for bulgogi manufactured by the method, wherein the method comprises following steps of: (1) roasting and crushing beans to produce a roasted soybean powder; (2) drying caraway leaves, followed by crushing the same to manufacture a caraway powder; (3) roasting Plukenetia volubilis, followed by crushing the same to manufacture a Plukenetia volubilis powder; and (4) mixing soy sauce, pear juice, starch syrup, chopped ginger, chopped onion, chopped garlic, pineapple juice, and a licorice powder with the roasted soybean powder prepared in the step (1), the caraway powder prepared in the step (2), and the Plukenetia volubilis powder prepared in the step (3). The present invention has an advantage that the cooking time is shortened, thereby being able to be conveniently used.
Patent KR-102211041-B1 (KR)
Title: Assistance wheel for amphibious boat
Inventor: HONG SEOK MOO
IPC: B60F3/00
Filed: 2019-10-23
Granted: 2021-02-02
Abstract: The present invention relates to an assistance wheel for an amphibious boat. According to the present invention, an assistance wheel (100) is detachably installed on a main wheel (10) installed on an amphibious boat (1). The assistance wheel (100) includes an assistance wheel (110). The assistance wheel (110) is installed side by side with the main wheel (10) to be rotated together with the main wheel (10). A plurality of supporters (120) are provided on the outer surface of the assistance wheel (110) in a radial form around the assistance wheel (110). Circular arc-shaped support blades (130) are individually provided at one end of the supporters (120). The support blades (130) are spaced a predetermined distance apart from each other. The support blades (130) are sequentially attached to the ground in the same rotating direction as the main wheel (10). The support blades (130) are formed to be expandable in a width direction. One end of an assistance driving shaft (200) is connected to the main wheel (10), and the other end of the assistance driving shaft (200) is connected to the assistance wheel (110). According to the present invention with such composition, as a grip force between the assistance wheel and the main wheel and the ground is increased by the assistance wheel, a frictional force can be raised to enable the main wheel of the amphibious boat to easily become unstuck even when stuck in soft land.
Patent KR-102282237-B1 (KR)
IPC: A45D40/10
Filed: 2019-10-29
Granted: 2021-07-27
Abstract: 본 발명의 일 실시예에 따라, 출몰식 용기가 제공된다. 출몰식 용기는, 양 단이 개방 형성되는 커버부; 상기 커버부의 내측 상부에 배치되고, 내용물이 수용되는 본체부; 상기 본체부의 하단에 배치되고, 상기 커버부의 내측에서 승강하며, 안착 위치를 결정하는 걸림돌기를 구비하는 승강부; 상기 승강부의 하부에 배치되어, 사용자의 가압에 따라 상기 커버부의 내측에서 승강하며, 탄성편을 구비하는 가압부; 및 상기 가압부의 상측에 고정 배치되고, 상기 탄성편의 상측 단부가 접하는 가이드면이 형성되는 가이드부를 포함하고, 상기 탄성편에 형성된 제 1 걸림턱에 상기 걸림돌기가 안착하면, 상기 승강부 및 상기 본체부의 상승이 제한되고, 상기 가압부의 상승 시에, 상기 탄성편이 상기 가이드면을 따라 굴곡되면서, 상기 걸림돌기가 상기 제 1 걸림턱으로부터 이탈하게 하여, 상기 승강부가 상승하면서 상기 본체부의 적어도 일부를 상기 커버부로부터 돌출시킬 수 있다.
Patent KR-102289851-B1 (KR)
IPC: A61F4/00
Filed: 2019-10-30
Granted: 2021-08-13
Abstract: 본 발명은 공압 팽창식 재활 장치에 관한 것으로서, 상기 공압 팽창식 재활 장치는 전완부의 위쪽 부분에 장착되는 제1 고정 밴드, 상기 전완부의 아래쪽 부분에 장착되는 제2 고정 밴드, 상기 제1 고정 밴드와 상기 제2 고정 밴드 사이에 일측과 타측이 각각 장착되고, 상기 전완부에 적어도 한 번 권선되는 적어도 하나의 재활 밴드를 포함한다.
Patent KR-102218270-B1 (KR)
Title: High Temperature Condensate Water Recycling System of CMCP facilities
Inventor: OH HYUK JIN
IPC: F22D11/06
Filed: 2019-11-07
Granted: 2021-02-22
Abstract: According to one embodiment of the present invention, a condensate recycling system of CMCP facilities, which can comprise: a process steam pipe which transfers process steam; an overheat reducing machine connected to the process steam pipe, which receives the process steam, reduces the temperature of the CMCP facilities, and discharges the process steam to a discharge pipe; the CMCP facilities connected to the discharge pipe of the overheat reducing machine to receive the process steam; a first control valve placed on the process steam pipe to control the pressure of process steam before the overheat reducing machine; a second control valve placed on the process steam pipe to be subsequent to the first control valve and to be preceding to the overheat reducing unit, thereby controlling the flow rate of the process steam; a detection member placed on the discharge pipe of the overheat reducing machine to detect one or more of the temperature and pressure of a fluid in the discharge pipe; a third control valve placed in the discharge pipe to be subsequent to the detection member and to preceding to the CMCP facilities, thereby controlling at least one of the temperature and flow rate of the fluid in the discharge pipe; a high-temperature condensate discharge pipe connected to the CMCP facilities to discharge the condensate from the CMCP facilities; a heat exchanger connected to the high-temperature condensate discharge pipe; and a pump facility connected to the heat exchanger to receive the condensate, which has completely exchanged heat, and to supply the condensate to at least one of the overheat reducing machine and a water supply pipe. The present invention is able to improve efficiency in using energy.
Patent KR-102136631-B1 (KR)
Inventor: WOO JUNG BON
IPC: G06Q50/06
Filed: 2019-11-13
Granted: 2020-07-23
Abstract: One embodiment of the present invention provides a method for providing a service to reduce a burden of expenses for city gas supply facility installation in an area in which city gas is not supplied and supply city gas inexpensively to an area in which city gas is not supplied by connecting an eco-friendly fuel cell power plant while using a large amount of city gas to an area in which city gas is not supplied. The method comprises: a candidate area selection step; an analysis value derivation step; a first screening step; a second screening step; a determination step; a condition monitoring step; a collection step; an air quality measurement data collection step; a comparison step; and a reduction adjustment step.
Patent KR-102350443-B1 (KR)
IPC: G02B26/10
Filed: 2019-11-14
Granted: 2022-01-14
Abstract: 시스템은 마이크로-전자-기계-시스템들(MEMS) 미러 및 MEMS 구동기 회로를 포함할 수 있다.  MEMS 구동기 회로는 MEMS 미러와 연관된 모니터링 정보의 복수의 항목들을 획득할 수 있다.  모니터링 정보의 복수의 항목들은, MEMS 미러와 연관된 하나 이상의 센서들로부터 수신된 센서 정보, 또는 시스템과 연관된 제어기로부터 수신된 동작 정보 중 적어도 하나를 포함할 수 있다.  MEMS 구동기 회로는 모니터링 정보의 복수의 항목들에 기초하여 MEMS 미러의 상태를 결정할 수 있다.  MEMS 구동기 회로는 MEMS 미러의 상태에 기초하여 MEMS 미러를 제어하는 것과 연관된 미러 제어 파라미터를 적응시킬 수 있다.
Patent KR-102229639-B1 (KR)
Title: IOT based field management complex climbing system in the construction
Inventor: KOO JUNG MO
IPC: E04G11/06
Filed: 2019-11-15
Granted: 2021-03-18
Abstract: The present invention relates to a climbing rail of a lifting system for construction of a building wall capable of IoT application, which comprises: a rail extended in a height direction of a structure and having a plurality of first coupling holes in the height direction of the structure; a locking unit provided to an upper portion of the first coupling hole of the rail and protruding to the outside of the rail; a load sensor provided to the locking unit; and a communication device having a transmission and reception unit capable of transmitting and receiving data measured in the load sensor and receiving the data transmitted from the load sensor.
Patent KR-102230210-B1 (KR)
Title: Automatic teller machine with lenticular lens
Inventor: LEE JAE MIN
IPC: G07F19/00
Filed: 2019-11-18
Granted: 2021-03-18
Abstract: According to the present invention, an automated teller machine includes a touch screen equipped with a lenticular lens to provide distorted information to an area outside a specific viewing angle range on a password input screen, and the automated teller machine not only uses the lenticular lens, but also randomly changes the numbers in a numeric correspondence table each time a password is entered, thereby further strengthening the security.
Patent KR-102058174-B1 (KR)
Title: Grease supply device to improve performance of reduce residual oil
Inventor: CHOI SANG PYO
IPC: F16N39/06
Filed: 2019-11-18
Granted: 2019-12-20
Abstract: The present invention relates to a grease supply device which enables exhaustion with little residual oil left in pumping and supplying grease contained in a container such as a drum or a can. The present invention comprises: a base providing a place for a grease container; an elevating plate installed on an upper side of the base to be disposed above the grease container and to be capable of lifting; an elevating driving part installed on an upper surface of the base to elevate the elevating plate; a suction tube installed on the elevating plate to extend downward, having a lower end inserted into the bottom of the grease container, and having a suction port for suctioning grease at the lower end; a piston installed to be capable of lifting inside the suction tube and allowing the grease contained in the grease container by the lifting operation to be sucked into the suction tube through the suction port of the suction tube and then pumped upward; a piston driving part installed at an upper side of the elevating plate and connected to the piston to elevate the piston; and a scraper inserted to the outside of the suction tube to slide up and down along the suction tube and inserted into the grease container so that the outer circumferential surface is in contact with the inner circumferential surface of the grease container.
Patent KR-102241851-B1 (KR)
Title: Dermatome map-based tactile cognitive robot skin and its manufacturing method and its tactile stimulus classificatopn method
Inventor: YOON HAN UL
IPC: B25J9/00
Filed: 2019-11-19
Granted: 2021-04-21
Abstract: The present invention relates to a dermatome map-based tactile cognitive robot skin, a manufacturing method thereof, and a tactile stimulation classifying method thereof. More particularly, the present invention relates to a dermatome map-based tactile cognitive robot skin for accurately discriminating various skin stimuli, a manufacturing method thereof, and a tactile stimulation classifying method thereof. To this end, according to the present invention, provided is the dermatome map-based tactile cognitive robot skin comprising: a mask provided in the shape of a human face; and a plurality of measurement modules attached to the mask in a patch form. The measurement module is provided by modularizing a plurality of strain gauges in a form corresponding to a dermatome map.
Patent KR-102482229-B1 (KR)
IPC: G03F1/24
Filed: 2019-11-19
Granted: 2022-12-28
Abstract: 본 발명은 반도체 소자의 포토리소그래피 공정에 이용되는 반사 구조체 및 반사형 포토 마스크에 관한 것이다.  본 발명의 일 실시예에 따르면, 기판; 상기 기판 상의 반사 다층 구조; 상기 반사 다층 구조 상에 소정의 반사 영역을 정의하는 패턴을 갖는 흡수 층; 및 상기 흡수 층의 상부 표면 또는 측벽 또는 상기 반사 다층 구조의 상부 표면 또는 측벽 중 적어도 일부 영역 상에 접촉되어 상기 흡수 층의 상부 표면 또는 상기 반사 다층 구조의 상부 표면이 접지되거나 소정의 전위로 유지되도록 외부 회로에 연결시키기 위한 도전체를 포함하는 반사형 포토 마스크가 제공된다.
Patent KR-102120095-B1 (KR)
Inventor: PARK KWANG SOON
IPC: C02F1/02
Filed: 2019-11-25
Granted: 2020-06-08
Abstract: The present invention relates to a livestock wastewater processing device comprising: a settling tank (100) which receives livestock wastewater and separates a deposit; a first filtering device (200) which includes a shell filter having a shell plastic body to receive upper water separated from the deposit in the settling tank (100) and firstly filter the same; and a second filtering device (300) which includes a lumber filter having lumber sawdust to receive wastewater which is firstly filtered through the first filtering device (200) and secondly filter the same. The present invention relates to the livestock wastewater processing device capable of rapidly and efficiently purifying the wastewater generated while raising livestock such as cattle, a pig, a chicken, etc.
Patent KR-102253998-B1 (KR)
Title: Motor part of an electric tool equipped with a rotary mode switching device
Inventor: JANG KWANG SOO
IPC: H02K23/18
Filed: 2019-11-25
Granted: 2021-05-21
Abstract: The present invention relates to a motor unit which operates a driving unit by generating power required for operation of a power tool and, particularly, is configured to improve reliability in accordance with operation mode switching along with stability as a structure of the motor unit. According to the present invention for achieving the above object, the motor unit of the power tool comprises: a fixing plate fixed to a stator and having two terminals for supplying power to one side thereof; a brush carrier positioned in contact with one side of the fixing plate and having two terminals among three terminals in contact with the two terminals of the fixing plate while rotating in a circumferential direction by a protrusion exposed to an outer surface of a case; and a noise filter connected to the fixing plate and positioned between the stator and the case.
Patent KR-102137961-B1 (KR)
Inventor: KIM MIN WOO
IPC: G06Q30/08
Filed: 2019-11-27
Granted: 2020-07-27
Abstract: Provided is a real-time instant meeting service providing system for personal information protection. The system includes: a user terminal accessing an instant meeting service page by inputting information for age, gender, and clothes of the day, displaying the position and gender of at least one counterpart on a map based on the current position, displaying information of a selected counterpart for age, gender, and clothes of the day when the counterpart is selected from among at least one counterpart, and transmitting a favorable impression expression event to the selected counterpart to perform payment when receiving an acceptance event; and an instant meeting service providing server including an input part receiving information for age, gender, and clothes of the day from the user terminal, an output part overlaying the position and gender of at least one counterpart terminal on a map based on the position of the user terminal; a display part displaying information of the counterpart terminal for age and clothes of the day when the counterpart terminal is selected from the user terminal, a transmitting part transmitting a favorable impression expression event to the counterpart terminal when receiving the favorable impression expression event for expressing a favorable impression to the counterpart terminal from the user terminal, and a payment part charging the user terminal and performing payment when receiving an acceptance event from the counterpart terminal.
Patent KR-102226892-B1 (KR)
IPC: G01R19/165
Filed: 2019-11-27
Granted: 2021-03-12
Abstract: 본 발명에 의해서, 복수의 스위프 모듈을 구비한 전원 시스템에 있어서, 스위칭 소자의 고장을 조기에 검지하는 기술이 제공된다.  여기에 개시되는 전원 시스템(1)은, 배전 장치(5)를 개재하여 전력 계통(8)에 접속된다.  이 전원 시스템(1)은, 배전 장치(5)에 접속된 복수의 스트링(10)과, 고장 검지 장치를 구비하고 있다.  이 전원 시스템(1)의 고장 검지 장치는, 스위치(22a)에 의해서 배전 장치(5)와 메인 라인(7)과의 사이를 절단한 상태에서 적어도 1개의 전지 모듈(30)을 메인 라인(7)에 접속하고, 스트링 전압 검지부(26)에서 검지된 전압을 미리 정해진 전압보다 높게 하는 제 1 처리와, 복수의 스위프 모듈(20) 전부를 메인 라인(7)으로부터 절단하는 절단 신호를 송신하는 제 2 처리와, 제 2 처리 후에 스트링 전압 검지부(26)에서 검지된 전압이, 미리 정해진 판정 전압보다 낮은지 여부를 판정하는 제 3 처리를 실행하도록 구성되어 있다.
Patent KR-102117832-B1 (KR)
Inventor: LEE BYEONG U
IPC: F16L43/00
Filed: 2019-11-29
Granted: 2020-06-02
Abstract: The present invention relates to an elbow duct for pipe insulation. More specifically, the elbow duct for pipe insulation stably protects an insulating material covering an elbow pipe such as a water pipe or a gas pipe from the outside. On the other hand, the elbow duct for pipe insulation can be quickly and easily detached, and can be reused even when the insulating material is replaced. The elbow duct for pipe insulation further includes a binding unit (100) separably binding upper and lower ducts (10, 20).