Device capable of positioning and identifying two-dimensional code

Abstract

The device capable of positioning and identifying the two-dimensional code comprises a shell and a handle, an inner cavity is formed in the shell, the handle is fixedly connected to one side of the bottom of the outer surface of the shell, an anti-skid sleeve is fixedly arranged on the outer surface of the handle in a sleeved mode, a protection ring is fixedly connected to the front end of the outer surface of the shell, and a display screen is arranged at the rear end of the outer surface of the shell. An air inlet pipe and an air outlet pipe are fixedly connected to the centers of the top and the bottom of the outer surface of the shell correspondingly, a first dustproof net is fixedly connected to the bottom of the inner surface of the air outlet pipe, a sealing cover is arranged on the top of the air inlet pipe, and air in the external environment is sucked into a heat dissipation box through an exhaust fan by the air inlet pipe and blown out through an air blowing pipe. Air is introduced into the shell, the air absorbs heat generated in the working process of electronic components in the shell, the heat flows out of the air outlet pipe, and therefore the heat dissipation performance of equipment is improved.

Description

Technical Field

[0001] This utility model relates to the field of positioning equipment technology, specifically to a device that can locate and identify QR codes. Background Technology

[0002] A device that can locate and identify QR codes is used for the supervision of important materials, such as customs-supervised goods, municipal assets, cultural relics, and related items that require protection during storage and transportation. A positioning QR code is affixed to the surface of the item, and scanning the positioning QR code on the item can record whether its position has moved, thus providing a positioning protection auxiliary device for the item. It has been widely used in the field of positioning equipment technology.

[0003] To facilitate use, portable QR code recognition devices have emerged. However, in actual use, the existing technologies mentioned above have resulted in small device sizes due to portability, leading to poor heat dissipation and affecting device performance. Utility Model Content

[0004] The purpose of this invention is to provide a device capable of locating and recognizing QR codes, in order to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A device for locating and recognizing QR codes includes a housing and a handle. The housing has an internal cavity. The handle is fixedly connected to one side of the bottom of the outer surface of the housing. An anti-slip sleeve is fixedly fitted onto the outer surface of the handle. A protective ring is fixedly connected to the front end of the outer surface of the housing. A display screen is located at the rear end of the outer surface of the housing. An air inlet pipe and an air outlet pipe are fixedly connected to the center of the top and bottom of the outer surface of the housing, respectively. A first dustproof mesh is fixedly connected to the bottom of the inner surface of the air outlet pipe. A sealing cap is located at the top of the air inlet pipe. A cover shell is fixedly connected to the bottom outer surface of the sealing cap. The inner surface of the cover shell is threaded. The top of the outer surface of the air inlet pipe is threaded. The cover shell is connected to the top of the air inlet pipe via threads.

[0007] Preferably, a scanning switch is provided at the top front end of the outer surface of the handle.

[0008] Preferably, the protective ring has an inner cavity, the inner cavity of the outer shell is provided with electronic components, and the inner cavity of the protective ring is provided with a scanning device, which is connected to the electronic components.

[0009] Preferably, the top inner side of the intake pipe housing is provided with a locking groove, and a dustproof mesh shell is locked in the locking groove. A second dustproof mesh is fixedly connected inside the dustproof mesh shell, and the top of the second dustproof mesh is in contact with the bottom of the sealing cover.

[0010] Preferably, an exhaust fan is fixedly connected to the middle of the inner surface of the air intake pipe, and a connecting ring is fixedly connected to the bottom outer shell of the exhaust fan, with the bottom of the connecting ring connected to the top of the heat sink.

[0011] Preferably, the outer surface of the heat sink is provided with a plurality of air blowing pipes.

[0012] Preferably, the top of the heat sink is provided with a ventilation opening.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] The present invention relates to a device for locating and recognizing QR codes. An air inlet pipe and an air outlet pipe are respectively provided at the top and bottom of the outer casing. The air inlet pipe draws air from the outside environment into the heat dissipation box through an exhaust fan and blows it out through a blower pipe, thereby introducing air into the outer casing. The air absorbs the heat generated by the electronic components inside the casing during operation and flows out through the air outlet pipe, thereby improving the heat dissipation of the device. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the overall cross-sectional structure of this utility model;

[0017] Figure 3 for Figure 2 Enlarged view of point A in the middle.

[0018] In the diagram: 1. Outer shell; 2. Handle; 3. Anti-slip sleeve; 4. Protective ring; 5. Display screen; 6. Air inlet pipe; 7. Air outlet pipe; 8. Sealing cover; 9. Exhaust fan; 10. Inner cavity of the protective ring; 11. Connecting ring; 12. Heat sink; 13. Air blower; 14. First dustproof net; 15. Scanning switch; 16. Engaging groove; 17. Second dustproof net; 18. Dustproof net outer shell; 19. Cover outer shell. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] In the description of this utility model, it should be noted that the terms "vertical", "up", "down", "horizontal", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0021] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0022] Please see Figure 1-3 This utility model provides a technical solution: a device for locating and recognizing QR codes, including a shell 1 and a handle 2. The shell 1 has an inner cavity. The handle 2 is fixedly connected to one side of the bottom of the outer surface of the shell 1. An anti-slip sleeve 3 is fixedly sleeved on the outer surface of the handle 2. A protective ring 4 is fixedly connected to the front end of the outer surface of the shell 1. A display screen 5 is provided at the rear end of the outer surface of the shell 1. An air inlet pipe 6 and an air outlet pipe 7 are fixedly connected to the top and bottom center of the outer surface of the shell 1, respectively. A first dustproof net 14 is fixedly connected to the bottom of the inner surface of the air outlet pipe 7. A sealing cover 8 is provided at the top of the air inlet pipe 6. A cover shell 19 is fixedly connected to the bottom outer surface of the sealing cover 8. The inner surface of the cover shell 19 is provided with threads. The top of the outer surface of the air inlet pipe 6 is provided with threads. The cover shell 19 is connected to the top of the air inlet pipe 6 by threads.

[0023] Furthermore, a scanning switch 15 is provided at the top front end of the outer surface of the handle 2. The scanning switch 15 is electrically connected to the electronic components inside the housing 1. This is a mature existing technology, and the electrical connection relationship and specific circuit structure will not be described in detail here.

[0024] Furthermore, the protective ring 4 has an inner cavity 10, and the inner cavity of the outer shell 1 is equipped with electronic components. The inner cavity 10 of the protective ring is equipped with a scanning device, which is connected to the electronic components. At the same time, the display screen 5 is electrically connected to the electronic components. The display screen 5, the scanning device, and the electronic components are all existing mature technologies, and their electrical connection relationship and specific circuit structure will not be described in detail here.

[0025] Furthermore, an engagement groove 16 is provided on the inner side of the top of the intake pipe 6 housing. A dustproof mesh shell 18 is engaged in the engagement groove 16. A second dustproof mesh 17 is fixedly connected inside the dustproof mesh shell 18. The top of the second dustproof mesh 17 is in contact with the bottom of the sealing cover 8.

[0026] Specifically, the outer dustproof mesh shell 18 of the second dustproof mesh 17 is snapped into the snap-fit ​​groove 16, and a sealing cover 8 is provided on the top of the second dustproof mesh 17. The sealing cover 8 is connected to the top of the outer surface of the air inlet pipe 6 by threads. It should be noted that the top and bottom of the sealing cover 8 are provided with air inlets, so the outside air will enter the exhaust fan 9 from the air inlets and be introduced into the inner cavity of the outer shell 1 by the exhaust fan 9.

[0027] During use, the outer surface of the second dustproof net 17 will be covered with dust. After long-term use, the second dustproof net 17 needs to be cleaned. Specifically, first rotate the sealing cover 8 to remove the sealing cover 8, and then the second dustproof net 17 and the dustproof net outer shell 18 can be removed very easily, and then the second dustproof net 17 can be cleaned very conveniently.

[0028] Please see Figure 2 An exhaust fan 9 is fixedly connected to the middle of the inner surface of the air intake pipe 6. A connecting ring 11 is fixedly connected to the bottom outer shell of the exhaust fan 9. The bottom of the connecting ring 11 is connected to the top of the heat sink 12.

[0029] Furthermore, the outer surface of the heat sink 12 is provided with several air blowing pipes 13.

[0030] Furthermore, the top of the heat sink 12 is provided with a ventilation opening. The exhaust fan 9 introduces air from the top to the bottom. The air introduced by the exhaust fan 9 will be located inside the connecting ring 11. The air inside the connecting ring 11 will enter the interior of the heat sink 12 through the ventilation opening. The air inside the heat sink 12 will be blown out from the blower pipe 13, thereby filling the inner cavity of the outer shell 1 with air, absorbing the heat generated by the electronic components inside the outer shell 1 during operation, and finally flowing out from the first dustproof net 14, thereby achieving heat dissipation of the equipment.

[0031] It should be noted that the exhaust fan 9 is a mature existing technology, and its internal structure, electrical connection with electronic components, and specific circuit structure will not be described in detail here.

[0032] It is worth noting that the entire device is controlled by a controller. Since the controller is a common device and belongs to existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0033] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for locating and recognizing QR codes, comprising a housing (1) and a handle (2), characterized in that: The outer shell (1) has an inner cavity. A handle (2) is fixedly connected to the bottom side of the outer surface of the outer shell (1). An anti-slip sleeve (3) is fixedly fitted on the outer surface of the handle (2). A protective ring (4) is fixedly connected to the front end of the outer surface of the outer shell (1). A display screen (5) is provided at the rear end of the outer surface of the outer shell (1). An air inlet pipe (6) and an air outlet pipe (7) are fixedly connected to the top and bottom center of the outer surface of the outer shell (1), respectively. A first dustproof net (14) is fixedly connected to the bottom of the inner surface of the air outlet pipe (7). A sealing cover (8) is provided at the top of the air inlet pipe (6). A cover shell (19) is fixedly connected to the bottom outer surface of the sealing cover (8). A thread is provided on the inner surface of the cover shell (19). A thread is provided on the top of the outer surface of the air inlet pipe (6). The cover shell (19) is connected to the top of the air inlet pipe (6) by the thread.

2. The device for locating and recognizing QR codes according to claim 1, characterized in that: A scanning switch (15) is provided at the top front end of the outer surface of the handle (2).

3. The device for locating and recognizing QR codes according to claim 1, characterized in that: The protective ring (4) has an inner cavity (10) inside. The inner cavity of the outer shell (1) is provided with electronic components. The inner cavity (10) of the protective ring is provided with a scanning device, which is connected to the electronic components.

4. The device for locating and recognizing QR codes according to claim 1, characterized in that: The intake pipe (6) has a locking groove (16) on the inner side of the top of the housing. A dustproof mesh shell (18) is locked in the locking groove (16). A second dustproof mesh (17) is fixedly connected inside the dustproof mesh shell (18). The top of the second dustproof mesh (17) is in contact with the bottom of the sealing cover (8).

5. The device for locating and recognizing QR codes according to claim 1, characterized in that: An exhaust fan (9) is fixedly connected to the middle of the inner surface of the air intake pipe (6), and a connecting ring (11) is fixedly connected to the bottom outer shell of the exhaust fan (9). The bottom of the connecting ring (11) is connected to the top of the heat sink (12).

6. The device for locating and recognizing QR codes according to claim 5, characterized in that: The outer surface of the heat sink (12) is provided with several air blowing pipes (13).

7. The device for locating and recognizing QR codes according to claim 5, characterized in that: The top of the heat sink (12) has a ventilation opening.

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