CN215729819U - Multifunctional RFID high-frequency reader-writer - Google Patents
Multifunctional RFID high-frequency reader-writer Download PDFInfo
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- CN215729819U CN215729819U CN202122469700.3U CN202122469700U CN215729819U CN 215729819 U CN215729819 U CN 215729819U CN 202122469700 U CN202122469700 U CN 202122469700U CN 215729819 U CN215729819 U CN 215729819U
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- writer
- reader
- positioning
- metal casing
- metal shell
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- 239000002184 metal Substances 0.000 claims abstract description 46
- 238000007493 shaping process Methods 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
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Abstract
The utility model discloses a multifunctional RFID high-frequency reader-writer, which relates to the field of RFID reader-writers and comprises a metal shell, wherein a reader-writer cavity is formed in the metal shell, a reader-writer main body is installed in the reader-writer cavity in a clearance fit manner, a plastic plate is arranged on the left side of the metal shell, an FPC antenna is embedded and installed in the plastic plate, a flexible flat cable is connected between the FPC antenna and the reader-writer main body, a positioning frame is formed on the left side of the metal shell, a radio wave reflecting surface is arranged between the positioning frame and the metal shell, the plastic plate is installed in the positioning frame in a clearance fit manner, a plurality of positioning columns which are uniformly arranged are formed on the left side of the metal shell, a plurality of positioning holes which are uniformly arranged are formed on the plastic plate, the positioning columns are installed in the positioning holes in a one-to-one clearance fit manner, and a plurality of springs which are uniformly arranged are abutted and installed between the plastic plate and the metal shell; the beneficial effects are that: the electronic tag is not easy to damage when falling down, and the effect of reading and writing the electronic tag is improved.
Description
Technical Field
The utility model relates to the field of RFID (radio frequency identification) readers, in particular to a multifunctional RFID high-frequency reader.
Background
An RFID reader-writer (abbreviation of Radio Frequency Identification) is also called as an RFID reader, namely, Radio Frequency Identification, automatically identifies a target object and obtains related data through a Radio Frequency Identification signal, manual intervention is not needed, a high-speed moving object can be identified, a plurality of RFID labels can be identified at the same time, and the operation is rapid and convenient. The RFID reader-writer is of a fixed type and a handheld type, and the handheld RFID reader-writer comprises a low frequency, a high frequency, an ultrahigh frequency, an active type and the like.
The RFID reader-writer transmits radio waves to the electronic tag through the antenna and receives data sent back by the electronic tag, the antenna is an important component of the RFID reader-writer, however, the antenna in the RFID reader-writer on the market is generally a fixed structure, the antenna is easily disconnected when the RFID reader-writer falls down, in order to ensure the anti-falling performance of the RFID reader-writer, the shell of part of the RFID reader-writer can be made of metal materials, and the antenna needs to be erected in a narrow space in the shell, and as the shell made of metal materials can reflect the radio waves, the effect of reading and writing the electronic tag is not ideal for the high-frequency RFID reader-writer.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical scheme capable of solving the problems in order to overcome the defects.
The utility model provides a multi-functional RFID high frequency read write line, including metal casing, the shaping has the read write line cavity in the metal casing, clearance fit installs the read write line main part in the read write line cavity, metal casing's left is provided with the plastic slab, the embedding installs the FPC antenna in the plastic slab, be connected with the soft arranging wire between FPC antenna and the read write line main part, metal casing's left side shaping has the locating frame, be provided with the radio wave plane of reflection between locating frame and the metal casing, the plastic slab clearance fit is installed in the locating frame, metal casing's left side shaping has the several reference column of evenly arranging, the shaping has the several locating hole of evenly arranging on the plastic slab, the reference column one-to-one clearance fit is installed in the locating hole, the several spring of evenly arranging is installed to the butt between plastic slab and the metal casing.
As a further scheme of the utility model: the left end of the positioning column is provided with a limiting ring through a screw, and the diameter of the limiting ring is larger than the inner diameter of the positioning hole.
As a further scheme of the utility model: the left side shaping of metal casing has the several spring hole of evenly arranging, and the right-hand member one-to-one clearance fit of spring installs downtheholely at the spring.
As a further scheme of the utility model: the spring hole is arranged by leading into the cavity of the reader-writer, and the right ends of the plurality of springs press the main body of the reader-writer in the cavity of the reader-writer.
As a further scheme of the utility model: a plurality of positioning cylinders which are uniformly arranged are formed on the right side of the plastic plate, and the left ends of the springs are arranged in the positioning cylinders in a one-to-one corresponding clearance fit manner.
As a further scheme of the utility model: the inner side of the positioning frame is formed with a slope with a wide left side and a narrow right side, and the radio wave reflecting surface is arranged on the slope.
As a further scheme of the utility model: the right side surface shaping of metal casing has the radiating groove, and the shaping has the several fin of evenly arranging in the radiating groove.
As a further scheme of the utility model: the right side edge of the heat sink and the right side surface of the metal shell are flush with each other.
As a further scheme of the utility model: the outer side surface of the positioning frame and the metal shell are flush with each other.
Compared with the prior art, the utility model has the beneficial effects that:
1. the plastic plate can not block the radio wave of the FPC antenna and can not influence the normal reading and writing of the electronic tag of the reader-writer main body;
2. the plastic plate realizes elastic buffering through a plurality of springs and is not easy to damage when falling;
3. radio waves can be reflected by a radio wave reflecting surface between the positioning frame and the metal shell, so that the FPC antenna can receive and transmit the radio waves more stably, the distance between the FPC antenna and the metal shell is increased, and the high-frequency read-write electronic tag is realized.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic view showing the structure of the plastic panel of the present invention.
Shown in the figure: 1. a metal housing; 2. a reader cavity; 3. a reader/writer main body; 4. a plastic panel; 5. an FPC antenna; 6. soft arranging wires; 7. a positioning frame; 8. a radio wave reflecting surface; 9. a positioning column; 10. positioning holes; 11. a spring; 12. a limiting ring; 13. a spring hole; 14. a positioning cylinder; 15. a bevel; 16. a heat sink; 17. and a heat sink.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a multifunctional RFID high-frequency reader-writer comprises a metal shell 1, a reader-writer cavity 2 is formed in the metal shell 1, a reader-writer main body 3 is installed in the reader-writer cavity 2 in a clearance fit manner, a plastic plate 4 is arranged on the left side of the metal shell 1, an FPC antenna 5 is embedded in the plastic plate 4, a flexible flat cable 6 is connected between the FPC antenna 5 and the reader-writer main body 3, a positioning frame 7 is formed on the left side of the metal shell 1, a radio wave reflecting surface 8 is arranged between the positioning frame 7 and the metal shell 1, the plastic plate 4 is installed in the positioning frame 7 in a clearance fit manner, a plurality of positioning columns 9 are uniformly arranged on the left side of the metal shell 1, a plurality of positioning holes 10 are uniformly arranged on the plastic plate 4, the positioning columns 9 are installed in the positioning holes 10 in a one-to-one clearance fit manner, and a plurality of springs 11 are uniformly arranged between the plastic plate 4 and the metal shell 1 in an abutting manner;
the principle is as follows: the plastic board 4 can not block the radio wave of FPC antenna 5, can not influence the normal reading and writing electronic tags of reader writer main part 3, and the plastic board 4 realizes elastic buffering through several spring 11, and is not fragile when dropping, and the radio wave plane of reflection 8 between locating frame 7 and metal casing 1 can reflect radio wave for the receiving and dispatching radio wave that FPC antenna 5 can be more stable has improved the distance of receiving and dispatching radio wave, realizes high frequency reading and writing electronic tags.
As a further scheme of the utility model: a limiting ring 12 is mounted at the left end of the positioning column 9 through a screw, and the diameter of the limiting ring 12 is larger than the inner diameter of the positioning hole 10; so that the positioning column 9 can not be separated from the positioning hole 10, and the plastic plate 4 can be more stably installed.
As a further scheme of the utility model: a plurality of spring holes 13 which are uniformly distributed are formed in the left side of the metal shell 1, and the right ends of the springs 11 are arranged in the spring holes 13 in a one-to-one corresponding clearance fit manner; so that the mounting positioning of the spring 11 is more stable.
As a further scheme of the utility model: the spring hole 13 is arranged by leading into the reader-writer cavity 2, and the right ends of the plurality of springs 11 press the reader-writer main body 3 in the reader-writer cavity 2; the spring 11 can improve the elastic buffering for the reader/writer main body 3, and the reader/writer main body 3 is not easily damaged when dropped.
As a further scheme of the utility model: a plurality of positioning cylinders 14 are uniformly arranged on the right side of the plastic plate 4, and the left ends of the springs 11 are arranged in the positioning cylinders 14 in a one-to-one corresponding clearance fit manner; so that the mounting positioning of the spring 11 is more stable.
As a further scheme of the utility model: an inclined plane 15 with a wide left side and a narrow right side is formed on the inner side of the positioning frame 7, and the radio wave reflecting surface 8 is arranged on the inclined plane 15; the inclined surface 15 enables the radio wave reflecting surface 8 to reflect radio waves obliquely, so that the FPC antenna 5 can transmit and receive radio waves more stably.
As a further scheme of the utility model: a heat dissipation groove 16 is formed on the right side surface of the metal shell 1, and a plurality of heat dissipation fins 17 which are uniformly arranged are formed in the heat dissipation groove 16; the heat generated when the reader/writer main body 3 operates can be dissipated through the heat dissipating fins 17, thereby preventing the reader/writer main body 3 from being damaged by overheating.
As a further scheme of the utility model: the right side edge of the radiating fin 17 and the right side surface of the metal shell 1 are flush with each other; the whole metal shell 1 is more flat and beautiful.
As a further scheme of the utility model: the outer side surface of the positioning frame 7 and the metal shell 1 are flush with each other; the whole metal shell 1 is more flat and beautiful.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a multi-functional RFID high frequency reader-writer, includes metal casing, its characterized in that: the shaping has the read write line cavity in the metal casing, clearance fit installs the read write line main part in the read write line cavity, metal casing's left is provided with the plastic slab, inlay in the plastic slab and install the FPC antenna, be connected with the soft winding displacement between FPC antenna and the read write line main part, metal casing's left side shaping has the locating frame, be provided with the radio wave plane of reflection between locating frame and the metal casing, the plastic slab clearance fit is installed in the locating frame, metal casing's left side shaping has the several reference column of evenly arranging, the shaping has the several locating hole of evenly arranging on the plastic slab, the reference column one-to-one clearance fit is installed in the locating hole, the several spring of evenly arranging is installed to the butt between plastic slab and the metal casing.
2. The multifunctional RFID high-frequency reader-writer according to claim 1, characterized in that: the left end of the positioning column is provided with a limiting ring through a screw, and the diameter of the limiting ring is larger than the inner diameter of the positioning hole.
3. The multifunctional RFID high-frequency reader-writer according to claim 1, characterized in that: the left side shaping of metal casing has the several spring hole of evenly arranging, and the right-hand member one-to-one clearance fit of spring installs downtheholely at the spring.
4. The multifunctional RFID high-frequency reader-writer according to claim 3, characterized in that: the spring hole is arranged by leading into the cavity of the reader-writer, and the right ends of the plurality of springs press the main body of the reader-writer in the cavity of the reader-writer.
5. The multifunctional RFID high-frequency reader-writer according to claim 3, characterized in that: a plurality of positioning cylinders which are uniformly arranged are formed on the right side of the plastic plate, and the left ends of the springs are arranged in the positioning cylinders in a one-to-one corresponding clearance fit manner.
6. The multifunctional RFID high-frequency reader-writer according to claim 1, characterized in that: the inner side of the positioning frame is formed with a slope with a wide left side and a narrow right side, and the radio wave reflecting surface is arranged on the slope.
7. The multifunctional RFID high-frequency reader-writer according to claim 1, characterized in that: the right side surface shaping of metal casing has the radiating groove, and the shaping has the several fin of evenly arranging in the radiating groove.
8. The multifunctional RFID high-frequency reader-writer according to claim 7, characterized in that: the right side edge of the heat sink and the right side surface of the metal shell are flush with each other.
9. The multifunctional RFID high-frequency reader-writer according to claim 1, characterized in that: the outer side surface of the positioning frame and the metal shell are flush with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122469700.3U CN215729819U (en) | 2021-10-13 | 2021-10-13 | Multifunctional RFID high-frequency reader-writer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122469700.3U CN215729819U (en) | 2021-10-13 | 2021-10-13 | Multifunctional RFID high-frequency reader-writer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215729819U true CN215729819U (en) | 2022-02-01 |
Family
ID=80027965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122469700.3U Expired - Fee Related CN215729819U (en) | 2021-10-13 | 2021-10-13 | Multifunctional RFID high-frequency reader-writer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215729819U (en) |
-
2021
- 2021-10-13 CN CN202122469700.3U patent/CN215729819U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |