Patent Publication Number: US-2013228570-A1

Title: Anti-theft box for electronic device

Description:
The current application claims a foreign priority to the patent application of Taiwan No. 101203763 filed on Mar. 2, 2012. 
     BACKGROUND 
     1. Technical Field 
     The present invention relates to an anti-theft device, particularly to an anti-theft box for electronic devices. 
     2. Related Art 
     Along with the development of the technology, the size of certain kinds of electronic devices, such as flash drive, portable hard disk, or wireless network adapter, is getting smaller. Therefore, when a company uses the electronic devices mentioned above to provide extra storage space for computer or to provide internet services in a public exhibition, those electronic devices are easily to be stolen. Thus, the anti-theft design for the aforementioned electronic devices with small sizes is very important and necessary in this industry. 
     BRIEF SUMMARY 
     The present invention provides an anti-theft box for electronic devices, which can effectively prevent the electronic devices being stolen. The anti-theft box for electronics devices provided by the present invention is used to accommodate an electronic device. The structure of said anti-theft box includes a base and a cover, and the base is provided with a first locking part. An accommodating space for accommodating the electronic device is formed between the cover and the base. The cover is further provided with a second locking part. Once the cover is screwed to the base, the first locking part matches the second locking part, and a lock can be set on the first locking part and the second locking part at the same time, thereby preventing the cover rotating relatively to the base. 
     Based on the aforementioned structure, the base is further provided with a through hole connecting to the accommodating space, and the through hole can allow the transmission wire of the electronic device to pass through the accommodating space. 
     Based on the aforementioned structure, the base can further be fixed to a surface. In one embodiment, the base is provided with at least one positioning hole which is connected to a positioning element to fix the base to the surface. The positioning element has a body portion and a head portion connected therein. The outer diameter of the head portion is larger than the body portion. The positioning hole is provided with a wide hole segment and a narrow hole segment. The wide hole segment interconnects with the narrow hole segment. The wide hole segment is wider than the outer diameter of the head portion of the positioning element. The narrow hole segment is narrower than the head portion but wider than the body portion of the positioning element. When the base is fixed to the surface, the body portion of the positioning element is disposed through the narrow hole segment, and the head portion of the positioning element contacts the periphery of the narrow hole segment. 
     Based on the aforementioned structure, the cover can be screwed to disposed on the base. 
     Based on the aforementioned structure, the base is provided with a first fixed part, and the cover is further provided with a second fixed part. When the cover connects to the base and rotates a predetermined angle relative to the base, the second fixed part can connect the first fixed part, thereby fixing the cover to the base. 
     Based on the aforementioned structure, the present invention further includes a connector base. The connector base is disposed on the base and arranged in the accommodating space, and the connector base is used to accommodate the electronic device. In a more detailed embodiment, the connector base is provided with at least one first positioning part, and the base is provided at least one second positioning part. When the connector base is disposed on the base, the first positioning part connects the second positioning part. More specifically, the base is provided with an accommodating trough, and the connector base is disposed in the accommodating trough. 
     Based on the aforementioned structure, the first locking part is a notch formed on the base, and the second locking part is a notch formed on the cover. When the cover connects to the base, the two notches align with each other to form a hole. The lock is a locking cable, and a latch of the lock can be inserted into the hole to close the cover and the base, and to prevent detaching due to relative rotation between the cover and the base. 
     Based on the aforementioned structure, the first locking part and the second locking part are a convex ring, respectively. When the cover connects to the base, the two convex rings align with each other, and the latch of the lock can be disposed through the two convex rings. 
     Based on the aforementioned structure, the base is further provided with a plurality of heat dissipation holes which interosculate with the accommodating space. 
     Based on the aforementioned structure, the cover is further provided with a plurality of heat dissipation holes which interosculate with the accommodating space. 
     By the design disclosed above, the anti-theft effect for the electronic device can be improved. 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         FIG. 1  is a stereogram of the preferred embodiment of the present invention; 
         FIG. 2  is an exploded view of  FIG. 1 ; 
         FIG. 3  is a side view of  FIG. 1  when the base is fixed to the surface; 
         FIG. 4  is a stereogram of  FIG. 1  showing the connector base fixing to the base; 
         FIG. 5  discloses that the angle of the connector base for fixing to the base can be changed as demand; 
         FIG. 6  is perspective view of  FIG. 1  showing the cover fixed to the base; 
         FIG. 7  shows the cover is fixed by connecting the second fixed part and the first fixed part of  FIG. 1 ; and 
         FIG. 8  shows the first locking part aligns to the second locking part of  FIG. 1 . 
     
    
    
     DETAILED DESCRIPTION 
     Please refer to  FIG. 1  and  FIG. 2 , the preferred embodiment of the anti-theft box for electronic devices of the present invention provides an accommodating space for an electronic device  100 , and the electronic device  100  is a wireless network adapter in the present embodiment as an example, but not limited thereto. The electronic device  100  can be flash drive, portable hard disk, card reader, or signal receiver, etc. The anti-theft box for electronic devices includes a base  10 , a connector base  20 , and a cover  30 . 
     Please refer to  FIG. 3 , the edge and bottom of the base  10  are provided with two positioning holes  11 , respectively, which are connected to a positioning element  110  (such as screw, bolt, etc.) to be fixed to a surface (such as the surface of a desk, ground, or a wall). The positioning element  110  in the present embodiment is a screw, which has a body portion  120  and a head portion  130  connected therein. The outer diameter of the head portion  130  is larger than the body portion  120 . Each positioning hole  11  has a wide hole segment  111  and a narrow hole segment  112  which interconnects with each other. The wide hole segment  111  is wider than the outer diameter of the head portion  130  of the positioning element  110 , and the positioning element  110  can pass through the wide hole segment  111 . The inner diameter of the narrow hole segment  112  is narrower than the outer diameter of the head portion  130  but wider than the outer diameter of the body portion  120  of the positioning element  110 , which makes the positioning element  110  able to be disposed through and behind the wide hole segment  111 . When the base  10  moves a predetermined distance in a predetermined direction, the body portion  120  of the positioning element  110  can be disposed through the narrow hole segment  112 , and makes the body portion  130  of the positioning element  110  contact the periphery of the narrow hole segment  112 , thereby achieving the purpose to fix the base  10  to the surface. 
     The base  10  is provided with a plurality of first fixed part  12 , and each of the first fixed part  12  is a convex lump, but not limited thereto. The middle portion of the base  10  is provided with an accommodating trough  13 , and the wall of the accommodating trough  13  is provided with a plurality of first positioning part  131 . Each first positioning part  131  is a convex pillar, but not limited thereto. The base  10  is provided with a plurality of through holes  14  which interosculates to the accommodating trough  13 . The outer periphery of the base  10  is provided with a first locking part, and the first locking part has a notch  15  and a convex ring  16  which are disposed in different positions. The base  10  is also provided with a plurality of heat dissipation holes  17  interconnecting the outside and the inside of the base  10 . 
     The connector base  20  is disposed in the accommodating trough  13  of the base  10 , and the electronic device  100  can be accommodated therein. The connector base  20  is further provided with a transmission wire  21  which pass through a through hole  14  and electrically connected to an external device (such as computer, projector, television, etc.). Furthermore, the connector base  20  is provided with a plurality of second positioning parts  22 , and each second positioning part  22  is a groove (please refer to  FIG. 4 ), which connects the first positioning part  131  of the base  10  when the connector base  20  is disposed on the base  10  to reach the purpose to fix the connector base  20 . Worth to be noted that, please refer to  FIG. 5 , the purpose of providing a plurality of through holes  14 , first positioning parts  131 , and second positioning parts  22  in the present embodiment is not only for fixing the connector base  20 , but also allowing the user to freely select the angle which the connector  20  being disposed in the base  10  by connecting the second positioning parts  22  with different first positioning parts  131 . By doing so, some electronic devices (such as wireless network adapter, signal receiver, etc.) restricted to the specific direction can be arranged to a better direction when being disposed on the connector  20 . 
     The cover  30  is screwed to the base  10  and an accommodating space is formed between the cover  30  and the base  10  to accommodate the connector base  20  and the electronic device  100 . The cover  30  is provided with a plurality of second fixed part  31 , and each second fixed part  31  is a guiding groove. When the cover  30  covers the base  10  and rotates a predetermined angle (see  FIG. 6 ), each second fixed part  31  can connect each first fixed part  12  relative to the base  10  (see  FIG. 7 ) to fix the cover  30  to the base  10 . Besides the design disclosed above, the cover  30  can be designed to have screw threads related to the screws designed for base  10 , and the cover  30  can connect to the base  10  by screwing. 
     Besides, the outer periphery of the cover  30  is provided with a second locking part, and the second locking part has a notch  32  and a convex ring  33  which are disposed in different positions. When the cover  30  connects to the base  10 , the second locking part will align to the first locking part of the base  10 , thereby making the notch  15  align to the notch  32  to form a hole to be inserted a latch of the locking cable  150 . Moreover, the convex ring  16  can also align to the convex ring  33 , and the latch of a lock  160  can be disposed through the two convex rings  16 ,  32  at the same time (see  FIG. 8 ), thereby preventing the cover  30  rotating relatively to the base  10 , and achieving the anti-theft effect by locking and fixation. 
     Besides, after the electronic device  100  working for a period a time, it is easy to generate waste heat to influence the working stability of the electrical device  100 . In order to overcome this shortcoming, the cover  30  is also provided with a plurality of heat dissipation holes  34  interosculate the outside and the inside of the base  10  to exhaust the waste heat, thereby extending the life and working stability of the electronic device  100 . 
     By the design disclosed above, a user can arrange the electronic device  100  in the anti-theft box and uses locking devices such as lock or locking cable to lock or fix the anti-theft box, thereby preventing the electronic device  100  being stolen. 
     Besides arranging the connector base  20  to be disposed with the electronic device  100 , the electronic device  100  can also be designed to directly arranged in the accommodating space between the base  10  and the cover  30 , and the electronic device  100  can use a transmission wire  21  (such as network cable, universal serial bus wire, etc.) to pass through the through hole  14  to connect the external device, achieving the same anti-theft purpose of the present invention.