baber/WOPTO huggingface dataset:
Patent WO-2022007460-A1 (WO)
Title: Step-down direct current-direct current converter
Inventor: XIE LINGHAN
IPC: H02M3/158
Filed: 2021-04-15
Abstract: Provided is a step-down direct current-direct current converter. The converter comprises: an output circuit, which is used for converting an input voltage into an output voltage, and comprises a first power transistor and a second power transistor connected in series between an input end and a grounding end; a voltage feedback circuit, which is used for obtaining a feedback voltage on the basis of the output voltage; a slope voltage generation circuit, which generates, when the first power transistor is switched from being turned on to being turned off, a slope voltage gradually increasing from an initial voltage, and causes, when it is detected that the current of an inductor reaches a zero point, the slope voltage to gradually decrease to the initial voltage; and a first comparator, a first comparison input end of which receives a first voltage sum obtained by means of adding the slope voltage to a first reference voltage, and a second comparison input end of which receives a second voltage sum obtained by means of adding a ripple voltage and the feedback voltage. In this way, error caused by slope compensation can be eliminated, and the accuracy of an output voltage can also be improved.
Patent WO-2022205520-A1 (WO)
Title: 显示面板和显示装置
Inventor: LIU GUANGKUN
IPC: G06K9/00
Filed: 2021-04-16
Abstract: 一种显示面板（100）和显示装置，显示面板（100）的信号发射器（30）的出光面设置有用于调节信号发射器（30）的控光构件（31），使与盖板下表面呈预设夹角设置的信号发射器（30）发出的调制光在盖板的上下表面之间发生全反射；全反射在用户指纹触摸的位置被打破，光线透过显示面板（100）被传感器阵列（40）上的光感传感器（41）接收识别，以实现大面积屏下指纹识别。
Patent WO-2021213281-A1 (WO)
Inventor: LUO SIWEI
IPC: G06F16/14
Filed: 2021-04-16
Abstract: Provided is a data reading method. A storage system comprises a metadata server and a storage server. The method comprises: a metadata server receiving a data reading request sent by a client, wherein the data reading request is used for reading data to be read in a storage server; the metadata server obtaining, according to the data reading request, position information of the data to be read; the metadata server sending the position information to the storage server so as to request data; the storage server acquiring, according to the position information, the data to be read; and the storage server sending the data to be read to the client.
Patent WO-2021197504-A1 (WO)
Inventor: XU XIN
IPC: A47B13/08
Filed: 2021-04-20
Abstract: A multifunctional hand controller for a height-adjustable furniture, relating to the field of electric furniture control devices, and comprising a housing (2). The housing (2) is used for being fixed to the furniture; switches for controlling the furniture are mounted on the housing (2), and the switches comprise a first switch and a second switch; the first switch comprises a knob switch (3); a first control instruction for controlling the furniture is generated by means of relative rotational motion between the knob switch (3) and the housing (2); the second switch comprises a toggle switch (4); a second control instruction for controlling the furniture is generated by means of relative swinging motion between the toggle switch (4) and the housing (2). The multifunctional hand controller is used for adjusting electric furniture, and has the advantages that the operation is more humanized and more convenient.
Patent WO-2021219063-A1 (WO)
Inventor: YU YONGJIANG
IPC: C22C38/00
Filed: 2021-04-29
Abstract: A fine-grain high-coercivity sintered neodymium iron boron magnet and a preparation method therefor. The chemical formula of the neodymium iron boron magnet is RFeBM, wherein R is a rare-earth element, Fe is iron, and B is boron; the content of R is 26-35 wt%, and the content of B is 0.8-1.3 wt%; M is selected from more than one of Co, Ga, Cu, AI, Zr, and Ti; a grain size of the sintered neodymium iron boron magnet is small; moreover, the content of C, O, and N elements in the magnet is controlled while reducing the grain size, so that the coercivity of the magnet is greatly improved. The magnet prepared by the method has low impurity content of C, O, and N; by performing diffusion processing on such a product, a better grain boundary and a better diffusion channel can be provided. Therefore, after performing re-diffusion on a fine-grain product, a magnet having high performance can be produced.
Patent WO-2022227074-A1 (WO)
Inventor: HONG WEI
IPC: H04W68/00
Filed: 2021-04-30
Abstract: La présente divulgation concerne un procédé d'émission-réception d'indication, qui est approprié pour un réseau central. Le procédé consiste à : recevoir des premières informations d'indication en provenance d'un dispositif de communication, les premières informations d'indication étant utilisées pour indiquer qu'une première carte SIM dans un terminal à cartes multiples ne répond pas à la radiomessagerie ; et envoyer les premières informations d'indication à une première station de base. Selon la présente divulgation, la première station de base peut déterminer que la première carte SIM dans le terminal a reçu la radiomessagerie, et qu'aucun problème n'a eu lieu au cours du processus de radiomessagerie. Ainsi, des opérations inutiles n'ont pas besoin d'être effectuées, ce qui aide à éviter le gaspillage de ressources. Par exemple, après la réception des premières informations d'indication, la première station de base peut suspendre la radiomessagerie de la première carte SIM dans le terminal.
Patent WO-2021227961-A1 (WO)
Inventor: WANG MINGYU
IPC: A45D20/10
Filed: 2021-05-07
Abstract: 一种干燥设备(100)，包括：壳体(10)、电机(20)和辐射源(30)，壳体(10)内设有风道(40)，电机(20)位于壳体(10)中并用于在风道(40)中产生气流，辐射源(30)收容在壳体(10)中并用于产生红外辐射并将红外辐射导向壳体(10)外部，辐射源(30)包括：第一部分和第二部分，第一部分位于风道(40)外，第二部分连接第一部分并与风道(40)进行热交换。
Patent WO-2021233137-A1 (WO)
Title: Ranging method and ranging system of multi-gradient time bin
Inventor: ZHANG CHAO
IPC: G01S17/32
Filed: 2021-05-08
Abstract: Provided are a ranging method and a ranging system of a multi-gradient time bin, the ranging method comprising: detecting the time-of-flight of an optical signal from a signal transmitting end to a target object and reflected to a signal receiving end (S10); setting the time-of-flight as several time intervals, each time interval comprising at least one time bin, the time bins in the same time interval being the same and the time bins in different time intervals having a gradient change (S20); detecting and processing the optical signals of each time interval sequentially in chronological order (S30); constructing a histogram on the basis of the time bins and the optical signal strength corresponding to each time bin (S40); and determining the distance of the target object on the basis of the time bin corresponding to the peak of the optical signal strength in the histogram (S50). The present ranging method ensures precision when measuring a near-distance target object and ensures that the storage amount is not large and power consumption is relatively low when measuring a far-distance target object, and has more comprehensive information acquisition.
Patent WO-2021223758-A1 (WO)
Title: Wrought superalloy capable of forming composite corrosion-resistant layer and preparation process therefor
Inventor: YAN JINGBO
IPC: C22F1/10
Filed: 2021-05-08
Abstract: A wrought superalloy capable of forming a composite corrosion-resistant layer and a preparation process therefor. The wrought superalloy comprises (in mass percentages): 16-19% of Cr, 10-15% of Co, 0.5-1.5% of Ti, 3.5-4.5% of Al, W: ≤0.5%, Mo: ≤5.0%, Si: ≤0.5%, Mn: ≤0.5%, 0.5-1.0% of Nb, and 0.04-0.07% of C, with the balance being Ni. The process involves smelting, then a homogenization treatment, hot rolling, and finally a heat treatment. The wrought alloy of the present invention has tensile yield strengths at room temperature and 850°C of greater than 820 MPa and 520 Mpa, respectively, and also has excellent processing properties and structural stability, without harmful phase precipitation during heat exposure at 850°C; and after 1350 hours of heat exposure at this temperature, the tensile yield strengths at room temperature and 850°C are respectively greater than 630 MPa and 370 MPa.
Patent WO-2021228062-A1 (WO)
Title: Yarn having flame retardancy, cloth, clothing and flame-resistant work clothes
Inventor: ZHONG YICHEN
IPC: D02G3/44
Filed: 2021-05-11
Abstract: A flame-retardant yarn, the yarn comprising: based on the total weight of the yarn, 4-20% by weight of a modified polyphenylene sulfide fiber, and 35-90% by weight of a modified acrylonitrile fiber, the modified polyphenylene sulfide being at least partially sulfonated or sulfoxidated polyphenylene sulfide or a combination thereof. The present invention further involves a cloth comprising, based on the total weight of the cloth, 4-20% by weight of a modified polyphenylene sulfide fiber, and 35-90% by weight of a modified acrylonitrile fiber, the modified polyphenylene sulfide being at least partially sulfonated or sulfoxidated polyphenylene sulfide or a combination thereof. The present invention further relates to a clothing and a flame-resistant work clothes comprising the flame-retardant cloth.
Patent WO-2021254087-A1 (WO)
Inventor: FENG XUEHUAN
IPC: G11C19/28
Filed: 2021-05-20
Abstract: A shift register, a gate drive circuit and a driving method therefor. The shift register comprises a display pre-charge reset subcircuit, a sensing pre-charge reset subcircuit, a pull-down control subcircuit, an output subcircuit, a sensing cascade subcircuit, and a black frame insertion cascade subcircuit. The display pre-charge reset subcircuit is configured to provide a signal of a first power supply end (VDD) for a pull-up node (PU) under the control of a first signal input end (STU1), and provide a signal of a second power supply end (VGL1) for the pull-up node (PU) under the control of a reset signal end (STD); the sensing pre-charge reset subcircuit is configured to provide a signal of a first clock signal end (CLKA) for the pull-up node (PU) under the control of a sensing cascade node (H) and the first clock signal end (CLKA), and provide a signal of the second power supply end (VGL1) for the pull-up node (PU) under the control of a total reset end (TRST); the black frame insertion cascade subcircuit is configured to provide a signal of a second signal input end (STU2) for the sensing cascade node (H) under the control of a second random signal end (OE_B).
Patent WO-2022041886-A1 (WO)
Inventor: XU YINBO
IPC: A47L9/28
Filed: 2021-05-27
Abstract: A method and apparatus for identifying a ground feature by an automatic cleaning device. The method comprises: collecting a rolling-brush current and a side-brush current (S10); performing weighted calculation according to the rolling-brush current and the side-brush current, so as to obtain a ground identification coefficient (S20); and according to the ground identification coefficient, identifying a feature of whether the ground on which the automatic cleaning device is located is carpet or a non-carpet dielectric surface (S30). Software optimization is carried out on the basis of current detection technology, thus reducing the false identification rate without additional cost.
Patent WO-2021244572-A1 (WO)
Inventor: LIU XUANBING
IPC: H04W36/00
Filed: 2021-06-02
Abstract: Disclosed by the present application are a master cell group (MCG) suspension method, apparatus, user equipment (UE) and network device, the MCG suspension method being applied to a first UE of a communication terminal, and the first UE being configured with an MCG and a secondary cell group (SCG). The MCG suspension method comprises: after determining to suspend an MCG connection, sending an MCG suspension request message to a first network device, the MCG suspension request message comprising first information, and the first information being used for instructing the MCG to suspend or for the first UE to leave the MCG; or, after determining to suspend the MCG connection, locally suspending the MCG connection.
Patent WO-2022002093-A1 (WO)
Title: Distributing information in communication networks
Inventor: AKHAVAIN MOHAMMADI MEHDI ARASHMID
IPC: H04L12/40
Filed: 2021-06-30
Abstract: Methods and apparatus for distributing link state information are provided. Network nodes propagate link state information via a control plane flooding operation. A first network node can initiate this propagation in response to a local link state change. In addition, some network nodes can via data plane messaging to transmit link state information to a remote node of the network. The remote node responds to the message by initiating a control plane flooding operation at that location. The remote node can be selected based on a variety of criteria, such as network traffic conditions, location, or network topology. Multiple remote nodes can be prompted in this manner to initiate flooding operations.
Patent WO-2022002222-A1 (WO)
Title: Electric pump
Inventor: FU BINHAO
IPC: H02K5/04
Filed: 2021-07-02
Abstract: An electric pump (1000) comprises a stator assembly (2). The stator assembly (2) comprises a stator core (21) and a winding (22). The winding (22) comprises a main body section (221), a first section (222), and a second section (223). The main body section (221) is connected to the first section (222) and the second section (223). The stator core (21) comprises a core tooth portion (212), a core yoke portion (213), and a core neck portion (214). The core yoke portion (213) is located at an outer periphery of the winding (22). A first reference plane is defined, said first reference plane coinciding with a center axis line of the core tooth portion (212) in an axial direction thereof and a center axis line of the core neck portion (214) in an axial direction thereof. In a cross section of the stator assembly (2) along the first reference plane, an upper end of the main body section (221) is level with an upper end of a main body portion of the core yoke portion (213), and a lower end of the main body section (221) is level with a lower end of the main body portion of the core yoke portion (213). The electric pump (100) further comprises a shield member (5). The material of the shield member (5) is a conductive metal material. At least a portion of the shield member (5) is located at an outer periphery of at least one of the first section (222) or the second section (223). The invention reduces electromagnetic waves radiated outward, thereby reducing interference of the electric pump (100) with respect to the external environment.
Patent WO-2022116533-A1 (WO)
Title: Rotor et moteur
Inventor: HAN YONGJIE
IPC: H02K1/28
Filed: 2021-07-02
Abstract: Un rotor interne et un moteur sont divulgués dans la présente invention. Le rotor comprend un noyau de fer et un groupe de rainures en acier magnétique. Le groupe de rainures en acier magnétique comprend deux premières rainures en acier magnétique réparties en forme de V ; un acier magnétique est disposé dans chacune des premières rainures en acier magnétique ; et un pont magnétique est formé entre deux premières rainures en acier magnétique. Chacune des premières rainures en acier magnétique comprend : une première partie convexe et une seconde partie convexe qui sont proches du pont magnétique et font face à l'intérieur de la première rainure en acier magnétique, et une partie concave disposée sur la paroi de la première rainure en acier magnétique. Chacune des premières rainures en acier magnétique comprend également une rainure d'extension disposée sur un côté du pont magnétique et s'étendant dans la direction radiale du noyau de fer. Le groupe de rainures en acier magnétique comprend également deux secondes rainures en acier magnétique réparties en forme de V. Par rapport à l'état de la technique, la présente invention peut soulager un effet de démagnétisation d'un champ magnétique de démagnétisation sur des coins de bord en acier magnétique, et n'affecte pas le couple de sortie du moteur.
Patent WO-2023272741-A1 (WO)
Title: Method, device and computer storage medium of communication
Inventor: WANG GANG
IPC: H04W72/04
Filed: 2021-07-02
Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A terminal device receives, from a network device, a plurality of first data transmissions scheduled by first DCI and a second data transmission scheduled by second DCI; and transmits, to the network device, a first HARQ feedback for the plurality of first data transmissions and a second HARQ feedback for the second data transmission, the first HARQ feedback comprising a NACK for a first data transmission in the plurality of first data transmissions that is collided with a configured uplink symbol. In this way, a rule is defined for generation of the HARQ feedback for the multiple data transmissions upon the above collision.
Patent WO-2022042101-A1 (WO)
Inventor: HAN RUNHU
IPC: F25B41/20
Filed: 2021-07-13
Abstract: Provided are a four-way main valve (100), a four-way reversing valve assembly (10), and an air conditioning unit; the four-way main valve (100) comprises a cylinder body (110) and a reversing piston (120); a first air chamber (102) and a second air chamber (104) in the cylinder body (110) are in communication with an air inlet duct (111) by means of a ventilation groove (112) at the same end of the cylinder body (110); when reversing, the reversing piston (120) must be pushed to the other side. Since the first air chamber (102) and the second air chamber (104) are both in communication with the corresponding air inlet duct (111) by means of the ventilation groove (112) on the inner wall of the cylinder body (110); therefore, when performing a reversal operation, the high-pressure air in a pilot valve (200) can pass through the corresponding air inlet duct (111) and ventilation groove (112) and directly enter the first air chamber (102) or the second air chamber (104), thereby pushing the reversing piston (120) to move. The high-pressure gas in the pilot valve (200) does not need to be transferred by means of the flow channel in the middle of the reversing piston (120), and the reversing piston (120) does not need to be additionally provided with a flow channel and a flow-channel switching mechanism.
Patent WO-2022068322-A1 (WO)
Inventor: SIMIONI MARCO
IPC: G06F21/00
Filed: 2021-07-16
Abstract: Une première copie d'une charge utile de programme hétérogène est fournie à un premier dispositif informatique. La charge utile de programme hétérogène contient un composant non chiffré et un ensemble d'un ou de plusieurs composants chiffrés. L'ensemble de composants chiffrés correspond à un ensemble d'un ou de plusieurs programmes. Le composant non chiffré de la charge utile de programme hétérogène comprend un code de programme de chargeur configuré pour recevoir une première clé de licence. Le code de programme de chargeur est configuré pour, en réponse à la réception de la première clé de licence, effectuer une action de déchiffrage contre l'ensemble de composants chiffrés de la charge utile de programme hétérogène.
Patent WO-2022252412-A1 (WO)
Inventor: XU HUAIXIANG
IPC: F21V31/00
Filed: 2021-08-27
Abstract: 一种用于船舶上的防水照明灯具，包括上壳体（1）和第一下壳体（2），第一下壳体（2）为能够透光的壳体，上壳体（1）上设置有弧形或球面形的第一隔板（3），第一隔板（3）的开口朝向第一下壳体（2），第一隔板（3）将上壳体（1）和第一下壳体（2）之间的空间隔离为第一腔室（4）和第二腔室（5），第二腔室（5）位于第一隔板（3）和第一下壳体（2）之间；第一隔板（3）上可拆卸连接有第二下壳体（6），第二下壳体（6）为能够透光的壳体，第二下壳体（6）位于第二腔室（5）内，与第一隔板（3）之间形成第三腔室（7），第三腔室（7）内设置有用于安装光源的结构；第一隔板（3）上对应第三腔室（7）的位置设置有多个第一散热管（8），第一散热管（8）与第一腔室（4）和第三腔室（7）连通；第一隔板（3）上设置有多个第二散热管（9），第二散热管（9）与第一腔室（4）和第二腔室（5）连通。该防水照明灯具防水效果大大增强。
Patent WO-2022078087-A1 (WO)
Inventor: GENG RUIQUAN
IPC: H04L1/00
Filed: 2021-08-30
Abstract: 本申请实施例公开了一种数据处理方法及相关设备，在该方法中，网络设备中的无线链路层控制协议RLC实体接收来自终端设备第一封包序号SN对应的第一数据报文；RLC实体根据第一SN以及第二SN判断第一SN是否异常跳变，第二SN为当前时刻之前接收到任一数据报文的SN。RLC层实体可以判断SN是否异常跳变，进而进行后续切换等操作，减少单通事件的发生。
Patent WO-2022052938-A1 (WO)
Title: Procédé de transmission de données, appareil et dispositif de communication
Inventor: LIU JINHUA
IPC: H04W28/06
Filed: 2021-09-08
Abstract: La présente invention concerne un procédé de transmission de données, un appareil et un dispositif de communication. Le procédé de transmission de données est appliqué à un premier dispositif de communication et comporte les étapes consistant à: générer un élément de commande de couche de commande d'accès au support (CE de MAC) de symbole de protection souhaité lorsqu'une condition de déclenchement prédéfinie est satisfaite; et envoyer le CE de MAC de symbole de protection souhaité à un second dispositif de communication.
Patent WO-2022089027-A1 (WO)
Inventor: BAI TAO
IPC: H04L12/721
Filed: 2021-09-08
Abstract: The present application relates to the field of communications, and provides a method, apparatus and system for sending a packet, and a storage medium. The method comprises: a first network device receives a first packet, wherein a header of the first packet comprises a segment identifier, the segment identifier corresponds to a device set and an entity set, the device set comprises a plurality of second network devices, the entity set comprises a plurality of functional entities, and the second network devices in the device set are in communication with the functional entities in the entity set; and the first network device sends the first packet to the second network devices in the device set corresponding to the segment identifier. The present application can reduce burden of a boundary network device.
Patent WO-2023044620-A1 (WO)
Inventor: LI MINGJU
IPC: H04W74/04
Filed: 2021-09-22
Abstract: 本公开实施例公开了一种传输配置指示状态的确定方法及其装置，可应用于通信技术领域，其中，由终端设备执行的方法包括：接收媒体接入控制MAC控制单元CE，其中，所述MAC CE用于激活至少一个射频拉远头RRH对应的传输配置指示TCI状态state。由此，终端设备通过接收用于激活至少一个RRH对应的TCI state的MAC CE，即可确定RRH对应的波束，从而不仅保证了多个RRH可以同时为终端设备提供服务，提高了射频拉远头的利用率，而且保证了信号的覆盖范围。
Patent WO-2022078448-A1 (WO)
Inventor: CUI TAO
IPC: A24F40/46
Filed: 2021-10-14
Abstract: 本申请适用于电子烟具技术领域，提供了一种雾化芯及雾化器，该雾化芯包括第一加热部和第二加热部，第一加热部的两端与雾化器的电控系统电连接，第二加热部的两端与雾化器的电控系统电连接，电控系统分别控制第一加热部和第二加热部通电或断电。本申请提供的雾化芯，通过设置第一加热部和第二加热部，能够解决雾化芯的加热体长时间工作后容易导致积碳的产生，影响口感的技术问题，以及解决烟油流速较慢、容易产生炸油、阻塞气道、影响雾化芯使用寿命、雾化器工作时噪音大的问题。
Patent WO-2023045006-A1 (WO)
Inventor: ZHONG JIFENG
IPC: F04B17/03
Filed: 2021-10-21
Abstract: 一种电驱压裂系统，包括第一数量的变频器设备、以及第二数量的电驱压裂设备。电驱压裂设备被配置为加压并输出流体。第一数量为一个或多个，第二数量为多个，一台变频器设备分别连接多台电驱压裂设备，并且变频器设备被配置为调节电驱压裂设备输出的流体的压力和流量。通过一台变频器设备分别连接多台电驱压裂设备，可以减少变频器设备的数量，从而一方面可以减少井场占地面积，另一方面可以提高设备运输效率。
Patent WO-2022089487-A1 (WO)
Inventor: TU YUNBAO
IPC: B01J37/03
Filed: 2021-10-27
Abstract: Disclosed in the present invention is a catalyst for preparing diamine by hydrogenation of dinitrile, comprising the following components or reaction products thereof: a) active components, which comprise Ni and/or oxides thereof; b) additives, which comprise one or more of Mg, Cu, Co, Zn, Zr, Mo and/or oxides thereof; and c) a carrier, wherein the relative content of α-NiO in the catalyst is lower than 2.0a.u.. Also disclosed in the present invention is a method for preparing diamine by hydrogenation of dinitrile. The catalyst and method in the present invention greatly reduce the generation of by-products of excessive hydrogenation, and improves the overall selectivity of a target product.
Patent WO-2022100450-A1 (WO)
Inventor: SONG ZHIGUO
IPC: F16K37/00
Filed: 2021-10-28
Abstract: 一种电子膨胀阀和用于电子膨胀阀的监测方法。电子膨胀阀包括：架体(10)，架体(10)具有容置腔(20)和安装腔(30)；感应磁环(40)，感应磁环(40)沿容置腔(20)的高度方向可移动地设置在容置腔(20)内，安装腔(30)至少位于感应磁环(40)所在容置腔(20)的活动区域的周向外侧；霍尔传感器(50)为至少两个，位于安装腔(30)内并绕容置腔(20)的周侧设置，位于同一高度处，感应磁环(40)始终处于霍尔传感器(50)的检测范围内,解决了现有技术中电子膨胀阀存在无法判断转子的转动情况的问题。
Patent WO-2022199026-A1 (WO)
Inventor: WANG CHENGYONG
IPC: B08B3/12
Filed: 2021-10-29
Abstract: 一种光栅结构抗菌表面的检测方法，通过光栅结构抗菌表面在紫外分光光度计200～800nm入射波长条件下的光学特性，比较待检测光栅结构抗菌表面的反射率与已知具有不完整光栅结构的光栅结构抗菌表面的反射率和已知受污染的具有完整光栅结构的光栅结构抗菌表面的反射率，从而判断待检测光栅结构抗菌表面的瑕疵度和污染度。
Patent WO-2023087261-A1 (WO)
Inventor: CHEN CE
IPC: A01K5/02
Filed: 2021-11-19
Abstract: 一种宠物喂养器，包括料仓（1）、底座（2）和料盆（3）；底座（2）盖合在料仓（1）的底部上；料仓（1）和底座（2）设置在料盆（3）上，料盆（3）位于底座（2）的下方；底座（2）与料盆（3）连通；底座（2）与料仓（1）可拆卸连接。本宠物喂养器，料仓（1）是盛装水或者饲料的部件，需要清洗料仓（1）的时候，可以将底座（2）从料仓（1）上拆卸下来，从而打开料仓（1），方便操作者清洗。同时，也方便操作者往料仓（1）中盛装水或者饲料。