Desktop type ultrahigh frequency reader-writer

Abstract

The utility model discloses a desktop type ultrahigh frequency reader-writer, and belongs to the field of RFID, the desktop type ultrahigh frequency reader-writer comprises a shell placed on the surface of a desktop, the top of the shell is clamped with a top cover, one side of the shell is provided with a fixing mechanism, the surface of the shell is provided with four protection mechanisms, and the four protection mechanisms are symmetrically distributed on the surface of the shell. The protection mechanism comprises a protection block, the protection block is in sliding connection with the top cover, a bolt is in threaded connection with the interior of the protection block, an RFID card reading module is fixedly connected with the interior of the shell, and a heat dissipation mechanism is fixedly connected with the bottom of the RFID card reading module. The protective blocks are fixed on the surfaces of the shell and the top cover by rotating the bolts, and then the shell and the top cover are protected by the protective blocks, so that the problem that the shell of the existing desktop type ultrahigh frequency reader-writer cannot be protected, and the shell is damaged is solved, and the practicability is improved.

Description

Technical Field

[0001] The present application relates to the field of RFID technology, and in particular to a desktop ultra-high frequency reader / writer. Background Art

[0002] In the published patent with authorization announcement number CN216817417U, the utility model discloses a desktop reader, including a shell, an RFID card reader fixedly connected to the inside of the shell and a circuit board fixedly connected to the inside of the shell, the RFID card reader is electrically connected to the circuit board, the shell includes a base, a bracket and a cover plate, the base is an internal hollow structure, and the top of the base is an open structure, the bracket is fixedly connected to the hollow structure of the base, the cover plate is fixedly connected to the open position on the top of the base, the cover plate is made of acrylic material, the base of the utility model is made of aviation aluminum alloy material, which increases the heat dissipation effect of the equipment, and effectively shields the radio frequency signals at the side position to avoid radio frequency signal cross-reading during use; since the cover plate is made of acrylic material, acrylic material has the characteristics of zero blocking and light transmittance, thereby giving full play to the reception of radio frequency signals and the transmission of LED lights.

[0003] When the above device is implemented, if a worker bumps into the device, the device will fall to the ground. However, the existing desktop UHF reader cannot protect the housing of the device, resulting in damage to the housing. Utility Model Content

[0004] In view of the deficiencies of the prior art, the present invention provides a desktop ultra-high frequency reader / writer, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technology.

[0005] In order to achieve the above-mentioned purpose, the present application adopts the following technical solution: a desktop ultra-high frequency reader / writer, comprising a shell placed on the surface of a desktop, a top cover being clamped on the top of the shell, a fixing mechanism being provided on one side of the shell, four protective mechanisms being provided on the surface of the shell, and the four protective mechanisms being symmetrically distributed on the surface of the shell, the protective mechanism comprising a protective block, the protective block being slidably connected to the top cover, the internal thread of the protective block being connected to a bolt, an RFID card reader module being fixedly connected to the inside of the shell, and a heat dissipation mechanism being fixedly connected to the bottom of the RFID card reader module.

[0006] As a preferred embodiment, a sensing groove is provided on the surface of the top cover.

[0007] By adopting the above technical solution, the sensing groove is opened on the surface of the top cover, so that the card can be better sensed.

[0008] As a preferred embodiment, the fixing mechanism includes a first fixing block, the first fixing block is fixedly connected to the shell, the outside of the first fixing block is slidably connected to the second fixing block, the second fixing block is fixedly connected to the desktop, the inside of the first fixing block is fixedly connected to a spring, one side of the spring is fixedly connected to a limiting block, and the limiting block is slidably connected to the first fixed block.

[0009] By adopting the above technical solution, the desktop and the shell are connected and fixed by inserting the first fixing block into the interior of the second fixing block, and then the limit block is supported by the spring, and then the limit block limits the first fixing block, so that the shell can be better fixed.

[0010] As a preferred embodiment, the heat dissipation mechanism includes a fixed frame, which is fixedly connected to the outer shell. A heat sink is slidably connected to the interior of the fixed frame. One side of the heat sink contacts the bottom of the RFID card reader module, and the side of the heat sink away from the RFID card reader module passes through the outer shell.

[0011] By adopting the above technical solution, the heat sink is fixed by the fixing frame, and the heat sink contacts the bottom of the RFID card reader module to dissipate heat for the RFID card reader module, which can better dissipate heat for the RFID card reader module.

[0012] As a preferred embodiment, a receiving groove is provided on the surface of the first fixing block, and the receiving groove is adapted to the limiting block.

[0013] By adopting the above technical solution, a receiving groove is opened on the surface of the first fixed block, and the receiving groove is adapted to the limit block. The limit block is pressed to make the limit block enter the interior of the receiving groove to release the connection between the first fixed block and the second fixed block, so that the first fixed block can be better accommodated.

[0014] As a preferred embodiment, a non-slip pad is fixedly connected to a side of the protection block close to the desktop.

[0015] By adopting the above technical solution, the anti-skid pad is fixedly connected to the side of the protection block close to the desktop, and the anti-skid pad enhances the anti-skid property of the shell, thereby better enhancing the anti-skid property of the shell.

[0016] Beneficial effects of this application:

[0017] 1. This desktop UHF reader / writer is equipped with a protective block and a bolt. The protective block is fixed to the surface of the outer shell and the top cover by rotating the bolt. The outer shell and the top cover are then protected by the protective block. This avoids the problem of damage to the outer shell caused by the inability of the existing desktop UHF reader / writer to protect the outer shell, thereby improving practicality.

[0018] 2. This desktop UHF reader / writer is provided with a first fixing block, a second fixing block, a spring and a limit block. The desktop and the shell are connected and fixed by inserting the first fixing block into the interior of the second fixing block. The limit block is then supported by the spring. The first fixing block is then limited by the limit block. A receiving groove is opened on the surface of the first fixing block. The receiving groove is adapted to the limit block. The limit block is then pressed to allow the limit block to enter the interior of the receiving groove to release the connection between the first fixing block and the second fixing block. This avoids the problem of the existing desktop UHF reader / writer that the desktop and the shell cannot be fixed, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front structure of this application;

[0020] Figure 2 A schematic diagram of the side structure of this application;

[0021] Figure 3 This is a schematic diagram of the fixing mechanism structure of this application;

[0022] Figure 4 This is a schematic diagram of the heat dissipation mechanism structure of this application.

[0023] Numbers in the figure: 1. Housing; 2. Top cover; 3. Protection mechanism; 31. Protection block; 32. Bolt; 4. Fixing mechanism; 41. First fixing block; 42. Second fixing block; 43. Spring; 44. Limiting block; 5. Heat dissipation mechanism; 51. Fixing frame; 52. Heat sink; 6. RFID card reader module; 7. Induction slot; 8. Desktop; 9. Receiving slot. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments.

[0025] Reference Figure 1-Figure 2 A desktop UHF reader / writer includes a shell 1 placed on the surface of a desktop 8, a top cover 2 is snapped onto the top of the shell 1, and a sensing slot 7 is opened on the surface of the top cover 2; the sensing slot 7 is opened on the surface of the top cover 2, which can better sense the card.

[0026] Reference Figure 1-Figure 3A fixing mechanism 4 is provided on one side of the shell 1, and the fixing mechanism 4 includes a first fixing block 41, the first fixing block 41 is fixedly connected to the shell 1, the outside of the first fixing block 41 is slidably connected to the second fixing block 42, the second fixing block 42 is fixedly connected to the desktop 8, the inside of the first fixing block 41 is fixedly connected to a spring 43, one side of the spring 43 is fixedly connected to a limiting block 44, and the limiting block 44 is slidably connected to the first fixing block 41; by inserting the first fixing block 41 into the inside of the second fixing block 42 to connect the desktop 8 and the shell 1, and then supporting the limiting block 44 by the spring 43, and then limiting the first fixing block 41 by the limiting block 44, the shell 1 can be better fixed.

[0027] Reference Figure 3 The surface of the first fixed block 41 is provided with a receiving groove 9, which is adapted to the limit block 44; the surface of the first fixed block 41 is provided with a receiving groove 9, which is adapted to the limit block 44, and then the limit block 44 is pressed so that the limit block 44 enters the interior of the receiving groove 9 to release the connection between the first fixed block 41 and the second fixed block 42, so that the first fixed block 41 can be better accommodated.

[0028] Reference Figure 2-Figure 4 The surface of the shell 1 is provided with four protection mechanisms 3, and the four protection mechanisms 3 are symmetrically distributed on the surface of the shell 1. The protection mechanism 3 includes a protection block 31, which is slidably connected to the top cover 2, and the internal thread of the protection block 31 is connected with a bolt 32. The inside of the shell 1 is fixedly connected with an RFID card reader module 6, and the bottom of the RFID card reader module 6 is fixedly connected with a heat dissipation mechanism 5. The heat dissipation mechanism 5 includes a fixed frame 51, which is fixedly connected to the shell 1, and the inside of the fixed frame 51 is slidably connected with a heat sink 52. One side of the heat sink 52 contacts the bottom of the RFID card reader module 6, and the side of the heat sink 52 away from the RFID card reader module 6 passes through the shell 1; the heat sink 52 is fixed by the fixing frame 51, and then the heat sink 52 contacts the bottom of the RFID card reader module 6 to dissipate heat to the RFID card reader module 6, which can better dissipate heat to the RFID card reader module 6.

[0029] Reference Figure 1-Figure 2 , the side of the protective block 31 close to the desktop 8 is fixedly connected with an anti-slip pad; by fixing the side of the protective block 31 close to the desktop 8 with an anti-slip pad, and then strengthening the anti-slip property of the shell 1 by the anti-slip pad, the anti-slip property of the shell 1 can be better enhanced.

[0030] Working principle: The desktop 8 and the shell 1 are connected and fixed by inserting the first fixing block 41 into the interior of the second fixing block 42, and the shell 1 is then supported by the spring 43, and the first fixing block 41 is limited by the limiting block 44, so that the shell 1 can be better fixed, and then the protective block 31 is fixed to the surface of the shell 1 and the top cover 2 by rotating the bolt 32, and then the protective block 31 protects the shell 1 and the top cover 2, and then the fixing frame 51 fixes the heat sink 52, and then the heat sink 52 contacts the bottom of the RFID card reader module 6 to dissipate heat for the RFID card reader module 6.

[0031] The above is only a preferred specific implementation method of the present application, but the scope of protection of the present application is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present application within the technical scope disclosed in the present application, and they should be covered by the scope of protection of the present application.

Claims

1. A desktop UHF reader / writer, comprising a housing (1) placed on a desktop (8), characterized in that: The top of the housing (1) is clamped with a top cover (2), one side of the housing (1) is provided with a fixing mechanism (4), the surface of the housing (1) is provided with four protection mechanisms (3), the four protection mechanisms (3) are symmetrically distributed on the surface of the housing (1), the protection mechanisms (3) include a protection block (31), the protection block (31) is slidably connected to the top cover (2), the internal thread of the protection block (31) is connected with a bolt (32), the interior of the housing (1) is fixedly connected with an RFID card reader module (6), and the bottom of the RFID card reader module (6) is fixedly connected with a heat dissipation mechanism (5).

2. A desktop UHF reader according to claim 1, characterized in that: An induction groove (7) is provided on the surface of the top cover (2).

3. The desktop UHF reader according to claim 1, characterized in that: The fixing mechanism (4) comprises a first fixing block (41), the first fixing block (41) is fixedly connected to the housing (1), the outside of the first fixing block (41) is slidably connected to a second fixing block (42), the second fixing block (42) is fixedly connected to the table top (8), the inside of the first fixing block (41) is fixedly connected to a spring (43), one side of the spring (43) is fixedly connected to a limiting block (44), and the limiting block (44) is slidably connected to the first fixing block (41).

4. The desktop UHF reader according to claim 1, characterized in that: The heat dissipation mechanism (5) comprises a fixed frame (51), the fixed frame (51) being fixedly connected to the housing (1), a heat sink (52) being slidably connected inside the fixed frame (51), one side of the heat sink (52) being in contact with the bottom of the RFID card reader module (6), and the side of the heat sink (52) away from the RFID card reader module (6) penetrating the housing (1).

5. The desktop UHF reader according to claim 3, characterized in that: A receiving groove (9) is provided on the surface of the first fixing block (41), and the receiving groove (9) is adapted to the limiting block (44).

6. The desktop UHF reader according to claim 1, characterized in that: A non-slip pad is fixedly connected to one side of the protection block (31) close to the table top (8).

Images