Corrosion-resistant radio frequency tag convenient to replace

Abstract

The utility model discloses a corrosion-resistant radio frequency tag convenient to replace, which belongs to the technical field of radio frequency identification and comprises a protective base, supporting blocks are fixedly mounted at four corners of the lower surface of the protective base, a sealing cover plate is arranged on the upper surface of the protective base, and circular through holes are formed in the front surface and the back surface of the protective base. And an extrusion fixing device is fixedly mounted in the protection base, and a placement flat plate is fixedly mounted on the inner wall of the bottom of the protection base. According to the corrosion-resistant radio frequency tag convenient to replace, a rotating screw rod is arranged to drive a movable transverse frame and a movable rod to drive a connecting bracket and a stable transverse column to push a positioning insertion block to be inserted into an oval sleeve and an oval stand column for positioning operation, so that the oval sleeve and the oval stand column have better limiting and fixing effects; the sealing cover plate can be better mounted and dismounted while the fixing effect is guaranteed, and people can better use the sealing cover plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of radio frequency identification, in particular to a radio frequency tag which is corrosion-resistant and easy to replace. Background Art

[0002] Radio Frequency Identification (RFID) technology has been widely used in various fields, such as goods sales, transportation, production, waste management, postal tracking, airline baggage management, vehicle fee management, etc. Traditional paper tape barcodes have been gradually replaced by RFID systems in the field of identification due to their small storage capacity and inability to rewrite. Radio frequency tags are now mainly used in high frequency and ultra-high frequency. The main advantages of high frequency are high security and good stability; ultra-high frequency has a wide range of action; currently existing radio frequency tags are generally directly installed in a protective box for use; existing radio frequency tags are directly fixed inside the protective box during use, which makes it very inconvenient to disassemble and replace the radio frequency tags, resulting in a very low replacement efficiency for radio frequency tags, reducing the convenience of using radio frequency tags, and not conducive to better use by people. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a corrosion-resistant and easy-to-replace radio frequency tag, which solves the problem that the radio frequency tag is directly fixed inside a protective box during use, which makes it very inconvenient to disassemble and replace the radio frequency tag, resulting in very low efficiency in replacing the radio frequency tag, reducing the convenience of using the radio frequency tag and hindering people from using it better.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrosion-resistant and easy-to-replace radio frequency tag, comprising a protective base, support blocks are fixedly installed at the four corners of the lower surface of the protective base, a sealing cover plate is provided on the upper surface of the protective base, circular through holes are opened on the front and back of the protective base, an extrusion fixing device is fixedly installed inside the protective base, a placing flat plate is fixedly installed on the inner wall of the bottom of the protective base, a fixed vertical plate is fixedly installed on the inner wall of the bottom of the protective base, a slidable sliding cross bar is provided inside the fixed vertical plate, an elliptical pulling plate is fixedly installed on the outer side surface of the sliding cross bar, an extrusion spring is fixedly installed on the inner side surface of the fixed vertical plate, and an arc-shaped extrusion plate is fixedly installed on the inner side surface of the extrusion spring.

[0007] As a further solution of the utility model: the extrusion and fixing device includes a rotating screw rotatably installed inside the protective base, a movable cross frame is provided on the outer surface of the rotating screw, a rotatable movable rod is provided on the outer side of the movable cross frame, a rotatable connecting bracket is provided on the outer side of the movable rod, a stabilizing cross column is fixedly installed on the outer side of the connecting bracket, a fixed bracket connected to the inner wall of the protective base is slidably provided on the outer surface of the stabilizing cross column, a positioning plug is fixedly installed on the outer side of the stabilizing cross column, an elliptical sleeve connected to the bottom of the protective base is provided on the outer surface of the elliptical sleeve, and an elliptical column connected to the top inner wall of the sealing cover plate is inserted inside the elliptical sleeve.

[0008] As a further solution of the utility model: the bottoms of the elliptical sleeve and the elliptical column are both provided with elliptical through holes, and positioning plugs are inserted into the insides of the elliptical through holes.

[0009] As a further solution of the utility model: a docking protrusion is fixedly installed on the upper surface of the protection base, and a docking groove is opened on the lower surface of the sealing cover plate, and the docking protrusion is matched with the docking groove.

[0010] As a further solution of the utility model: circular threaded holes are provided in the middle of the front and rear sides of the protection base, and the circular threaded holes are threadedly connected to the rotating screw.

[0011] As a further solution of the utility model: circular through holes are provided on both the left and right side surfaces of the protection base, and the size of the circular through holes is adapted to the size of the sliding cross bar.

[0012] (III) Beneficial effects

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

[0014] 1. The corrosion-resistant and easy-to-replace radio frequency tag is provided with a rotating screw to drive the moving cross frame and the moving rod to drive the connecting bracket and the stable cross column to push the positioning plug into the inside of the elliptical sleeve and the elliptical column for positioning operation, so that the elliptical sleeve and the elliptical column have a better limiting and fixing effect, which helps to better install and disassemble the sealing cover while ensuring the fixing effect, and helps people to use it better.

[0015] 2. The corrosion-resistant and easy-to-replace radio frequency tag realizes the quick connection and fixation of the sealing cover and the protective base by setting a sealing cover to drive the elliptical column to be inserted into the interior of the elliptical sleeve, making the connection operation of the sealing cover and the protective base simpler and more convenient, which helps people to replace the radio frequency tag more quickly, effectively improving the convenience of replacing the radio frequency tag and effectively improving the convenience of people's use.

[0016] 3. The corrosion-resistant and easily replaceable RFID tag is provided with an extrusion spring which drives the arc-shaped extrusion plate and the sliding cross bar to move inward under the action of its own elastic force to extrude and fix the RFID tag on the placement plate, so that the RFID tag has a better extrusion and fixing effect, which helps to better ensure the stability of the fixation of the RFID tag, and at the same time makes it easier for people to replace the RFID tag and use it better. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the vertical section structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure decomposition of the extrusion fixing device of the utility model;

[0020] In the figure: 1. Protective base; 2. Support block; 3. Sealing cover plate; 4. Circular through hole; 5. Extrusion fixing device; 501. Rotating screw; 502. Moving cross frame; 503. Moving rod; 504. Connecting bracket; 505. Stable cross column; 506. Fixed bracket; 507. Positioning plug block; 508. Oval sleeve; 509. Oval column; 6. Placement plate; 7. Fixed vertical plate; 8. Sliding cross bar; 9. Oval pulling plate; 10. Extrusion spring; 11. Arc extrusion plate. DETAILED DESCRIPTION

[0021] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0022] like Figure 1-3 As shown, the utility model provides a technical solution: a corrosion-resistant and easy-to-replace radio frequency tag, comprising a protective base 1, support blocks 2 are fixedly installed at the four corners of the lower surface of the protective base 1, a sealing cover plate 3 is provided on the upper surface of the protective base 1, circular through holes 4 are opened on the front and back of the protective base 1, an extrusion fixing device 5 is fixedly installed inside the protective base 1, a placing plate 6 is fixedly installed on the inner wall of the bottom of the protective base 1, a fixed vertical plate 7 is fixedly installed on the inner wall of the bottom of the protective base 1, a slidable sliding cross bar 8 is provided inside the fixed vertical plate 7, an elliptical pulling plate 9 is fixedly installed on the outer side of the sliding cross bar 8, an extrusion spring 10 is fixedly installed on the inner side of the fixed vertical plate 7, and an arc-shaped extrusion plate 11 is fixedly installed on the inner side of the extrusion spring 10.

[0023] The extrusion fixing device 5 includes a rotating screw 501 rotatably installed inside the protective base 1, a movable cross frame 502 is provided on the outer surface of the rotating screw 501, a rotatable movable rod 503 is provided on the outer side of the movable cross frame 502, a rotatable connecting bracket 504 is provided on the outer side of the movable rod 503, a stabilizing cross column 505 is fixedly installed on the outer side surface of the connecting bracket 504, a fixed bracket 506 connected to the inner wall of the protective base 1 is slidably provided on the outer surface of the stabilizing cross column 505, a positioning plug 507 is fixedly installed on the outer side surface of the stabilizing cross column 505, an elliptical sleeve 508 connected to the bottom of the protective base 1 is provided on the outer surface of the elliptical sleeve 508, and an elliptical column 509 connected to the top inner wall of the sealing cover plate 3 is inserted inside.

[0024] Specifically, Figure 1 and Figure 2 As shown, a docking protrusion is fixedly installed on the upper surface of the protective base 1, and a docking groove is provided on the lower surface of the sealing cover plate 3. The docking protrusion is adapted to the docking groove. The docking protrusion on the upper surface of the protective base 1 and the docking groove on the lower surface of the sealing cover plate 3 cooperate with each other, thereby improving the sealing effect. Circular through holes are provided on the left and right sides of the protective base 1, and the size of the circular through holes is adapted to the size of the sliding cross bar 8. The circular through holes on the left and right sides of the protective base 1 cooperate with the sliding cross bar 8, thereby contributing to better use.

[0025] Specifically, Figure 3 As shown, the bottom of the elliptical sleeve 508 and the elliptical column 509 are provided with an elliptical through hole, and the positioning block 507 is inserted inside the elliptical through hole. The elliptical through holes at the bottom of the elliptical sleeve 508 and the elliptical column 509 cooperate with the positioning block 507 to facilitate better positioning. Circular threaded holes are provided in the middle of the front and rear sides of the protective base 1, and the circular threaded holes are threadedly connected with the rotating screw 501. The circular threaded holes in the middle of the front and rear sides of the protective base 1 cooperate with the rotating screw 501 to improve the convenience of rotation.

[0026] The working principle of the utility model is:

[0027] S1. When the RFID tag needs to be replaced, a special tool is used to control the rotation of the screw rod 501 and the moving cross frame 502 to move, the moving cross frame 502 drives the moving rod 503 to move, the moving rod 503 drives the connecting bracket 504 to move, the connecting bracket 504 drives the stabilizing cross column 505 to move, and the stabilizing cross column 505 drives the positioning plug 507 to move and insert it into the inside of the elliptical sleeve 508 and the elliptical column 509 for positioning;

[0028] S2, then controlling the sealing cover plate 3 to drive the elliptical column 509 to be pulled out from the inside of the elliptical sleeve 508 to realize the disassembly operation of the sealing cover plate 3;

[0029] S3, then control the elliptical pulling plate 9 to drive the sliding cross bar 8 to move, and the sliding cross bar 8 drives the arc-shaped extrusion plate 11 to move outward to release the extrusion and fixation of the radio frequency tag, and then the radio frequency tag can be removed and replaced.

[0030] In summary, the corrosion-resistant and easy-to-replace radio frequency tag, by setting a rotating screw 501 to drive the movable cross frame 502 and the movable rod 503 to drive the connecting bracket 504 and the stable cross column 505 to push the positioning plug 507 to be inserted into the inside of the elliptical sleeve 508 and the elliptical column 509 for positioning operation, so that the elliptical sleeve 508 and the elliptical column 509 have a better limiting and fixing effect, while ensuring the fixing effect, it is helpful to better install and disassemble the sealing cover plate 3, which helps people to use it better.

[0031] The corrosion-resistant and easily replaceable radio frequency tag realizes the quick connection and fixation of the sealing cover plate 3 and the protective base 1 by setting a sealing cover plate 3 to drive the elliptical column 509 to be inserted into the interior of the elliptical sleeve 508, making the connection operation of the sealing cover plate 3 and the protective base 1 simpler and more convenient, which helps people to replace the radio frequency tag more quickly, effectively improves the convenience of replacing the radio frequency tag, and effectively improves the convenience of people's use.

[0032] The corrosion-resistant and easily replaceable RFID tag is provided with an extrusion spring 10 which, under the action of its own elastic force, drives the arc-shaped extrusion plate 11 and the sliding cross bar 8 to move inward to extrude and fix the RFID tag on the placement plate 6, so that the RFID tag has a better extrusion and fixing effect, which helps to better ensure the stability of the fixation of the RFID tag, and at the same time makes it easier for people to replace the RFID tag and use it better.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0034] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A corrosion-resistant and easily replaceable radio frequency tag, comprising a protective base (1), wherein four corners of the lower surface of the protective base (1) are fixedly mounted with support blocks (2), the upper surface of the protective base (1) is provided with a sealing cover plate (3), and the front and back surfaces of the protective base (1) are provided with circular through holes (4), characterized in that: The protection base (1) is fixedly provided with an extrusion fixing device (5) inside, the bottom inner wall of the protection base (1) is fixedly provided with a placement plate (6), the bottom inner wall of the protection base (1) is fixedly provided with a fixed vertical plate (7), a slidable sliding cross bar (8) is provided inside the fixed vertical plate (7), an elliptical pulling plate (9) is fixedly provided on the outer side surface of the sliding cross bar (8), an extrusion spring (10) is fixedly provided on the inner side surface of the fixed vertical plate (7), and an arc-shaped extrusion plate (11) is fixedly provided on the inner side surface of the extrusion spring (10).

2. The corrosion-resistant and easily replaceable radio frequency tag according to claim 1, characterized in that: The extrusion fixing device (5) comprises a rotating screw rod (501) rotatably mounted inside the protective base (1); a movable cross frame (502) is provided on the outer surface of the rotating screw rod (501); a rotatable movable rod (503) is provided on the outer side of the movable cross frame (502); a rotatable connecting bracket (504) is provided on the outer side of the movable rod (503); a stabilizing cross column (505) is fixedly mounted on the outer side surface of the connecting bracket (504); a fixing bracket (506) connected to the inner wall of the protective base (1) is slidably mounted on the outer surface of the stabilizing cross column (505); a positioning plug (507) is fixedly mounted on the outer side surface of the stabilizing cross column (505); an elliptical sleeve (508) connected to the bottom of the protective base (1) is provided on the outer surface of the stabilizing cross column (505); an elliptical column (509) connected to the inner wall of the top of the sealing cover plate (3) is inserted into the inside of the elliptical sleeve (508).

3. The corrosion-resistant and easily replaceable radio frequency tag according to claim 2, characterized in that: The bottoms of the elliptical sleeve (508) and the elliptical column (509) are both provided with elliptical through holes, and the interiors of the elliptical through holes are plugged with positioning plugs (507).

4. The corrosion-resistant and easily replaceable radio frequency tag according to claim 1, characterized in that: A docking protrusion is fixedly mounted on the upper surface of the protection base (1), and a docking groove is provided on the lower surface of the sealing cover plate (3), wherein the docking protrusion is matched with the docking groove.

5. The corrosion-resistant and easily replaceable radio frequency tag according to claim 2, characterized in that: Circular threaded holes are provided in the middle of both the front and rear sides of the protection base (1), and the circular threaded holes are threadedly connected to the rotating screw rod (501).

6. The corrosion-resistant and easily replaceable radio frequency tag according to claim 1, characterized in that: The left and right sides of the protection base (1) are both provided with circular through holes, and the size of the circular through holes is compatible with the size of the sliding cross bar (8).

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