CN206451217U - A kind of anti-metal RFID - Google Patents
A kind of anti-metal RFID Download PDFInfo
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- CN206451217U CN206451217U CN201720007478.6U CN201720007478U CN206451217U CN 206451217 U CN206451217 U CN 206451217U CN 201720007478 U CN201720007478 U CN 201720007478U CN 206451217 U CN206451217 U CN 206451217U
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Abstract
The utility model discloses a kind of anti-metal RFID, including RFID antenna, RFID chip and insulating barrier, RFID antenna is distributed at least two different faces, and RFID chip and insulating barrier are provided in the RFID antenna of the same face, and RFID chip is electrically connected with RFID antenna.Electronic tag of the present utility model can by insulating barrier and RFID chip by the high paste adhesive of viscosity on metal, insulating barrier adds RFID antenna and the distance of metal, RFID antenna, which is distributed at least two different faces, increases the distance of RFID antenna and metal, reach anti-metal interference, keep RFID read away from purpose；Tear electronic tag when, viscose glue makes RFID chip remain on metal, and the part RFID antenna being connected with RFID chip is torn, and RFID antenna is damaged, and whole electronic tag can not be used, so as to reach the purpose of tamper.
Description
Technical field
The utility model is related to Internet of Things electronic label technology field, more particularly to a kind of anti-metal RFID.
Background technology
RFID is that one kind realizes contactless information transmission and by institute using radiofrequency signal by Space Coupling
The information of transmission reaches the technology of identifying purpose.
Existing RFID anti-metal electronic tags, the first is made up of FR4 aluminium bases, by being lost on FR4 aluminium bases
Carve antenna, then pass through COB binding chips one by one.It is made up of foam for second, by antenna and foam direct combination.By
Anti-metal electronic tag that FR4 aluminium bases are made and the anti-metal electronic tag that is made up of foam are respectively by FR4 aluminium bases and bubble
One side of the cotton away from antenna stack is pasted onto on metal, to increase the distance between antenna and metal by FR4 and foam come real
The reading away from, antenna and the bigger anti-metal electronic tag of the distance between metal is now preferably read away from will be more remote.But tear electricity
During subtab, the anti-metal electronic tag that the aluminium base flaggy and foam of the anti-metal electronic tag that FR4 aluminium bases are made are made
Foamed cotton layer can be torn from metal completely, and the antenna stack of electronic tag is hardly damaged, and need to only be glued on electronic tag
Pasting one layer of glue just can be with another product, it is impossible to reach the effect of tamper.And FR4 aluminium bases are that hard material can not
It is covered in the metal surface of flexure plane.
Utility model content
Technical problem to be solved in the utility model is：A kind of anti-metal RFID electronics marks with tamper function are provided
Label.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of anti-metal RFID electronics marks
Label, including RFID antenna, RFID chip and insulating barrier, the RFID antenna is distributed at least two different faces, described
RFID chip and insulating barrier are provided in the RFID antenna of the same face, and RFID chip is electrically connected with RFID antenna.
Further, in addition to glue-line, the glue-line is arranged on one side of the RFID chip away from the RFID antenna.
Further, the distance between the insulating barrier and the RFID chip are 0~10mm.
Further, the earth polar of the RFID antenna and RFID chip and the junction of radio-frequency pole are located on the same face, institute
RFID antenna is stated to electrically connect with the earth polar of RFID chip and radio-frequency pole respectively.
Further, flexible layer is provided between the RFID antenna that different faces are spaced apart.
Further, the RFID antenna includes the first branch, the second branch and the 3rd branch, the RFID chip, the
One branch and the 3rd branch set gradually, and have distance, the one of second branch between first branch and the 3rd branch
End is electrically connected with one end of the 3rd branch, and one end of the other end of the second branch and the first branch is electrically connected with RFID chip respectively
Connect, the other end of the first branch is electrically connected with the other end of the 3rd branch, it is remote that the insulating barrier is arranged on first branch
The one side of 3rd branch.
Further, first branch and the 3rd branch are vertically arranged with second branch respectively.
Further, in addition to substrate layer, the substrate layer includes the first base material layer, the second substrate layer and the 3rd base material
Layer, the first base material layer, the second substrate layer and the 3rd substrate layer are sequentially connected, and the first base material layer is arranged on first branch
Close to the one side of the 3rd branch, the 3rd substrate layer is arranged on one side of the 3rd branch close to the first branch, the second base
Material layer is arranged on one side of second branch close to the first branch and the 3rd branch.
Further, in addition to protective layer, the protective layer is arranged on the 3rd branch away from first branch
Simultaneously.
The beneficial effects of the utility model are：By insulating barrier and RFID chip by the high paste adhesive of viscosity in gold
On category, insulating barrier adds RFID antenna and the distance of metal, and RFID antenna is distributed at least two different faces and also can
Enough increase a part of RFID antenna and the distance of metal, make RFID antenna normal work, reach anti-metal interference, keep RFID electricity
Subtab read away from purpose, the setting of insulating barrier will not be by metal conduction between can also making the different piece of RFID antenna
Produce short circuit, it is ensured that reliability；Tear electronic tag when, in the presence of viscose glue, RFID chip can be remained on metal, with
The part RFID antenna of RFID chip connection can be torn and be separated from antenna entirety, and RFID antenna is damaged, whole electronics
Label can not be used, so as to reach the purpose of tamper.
Brief description of the drawings
Fig. 1 is the structure chart of the anti-metal RFID of the utility model embodiment；
Cuing open when Fig. 2 is torn up for the anti-metal RFID of the utility model embodiment from the side of electronic tag
Face figure；
Fig. 3 for the utility model embodiment anti-metal RFID from the opposite side of electronic tag torn up when
Profile；
Fig. 4 is the structural representation after the RFID antenna expansion of the anti-metal RFID of the utility model embodiment
Figure.
Label declaration：
1st, insulating barrier；2nd, RFID chip；31st, the first branch；32nd, the second branch；33rd, the 3rd branch；41st, the first base material
Layer；42nd, the second substrate layer；43rd, the 3rd substrate layer；5th, flexible layer；6th, protective layer；7th, the first glue-line；8th, the second glue-line；9th, the 3rd
Glue-line；10th, the 4th glue-line；11st, release layer；12nd, metal.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with implementation
Mode simultaneously coordinates accompanying drawing to be explained in detail.
The design of the utility model most critical is：RFID antenna is set to be distributed at least two different faces,
A part of antenna can be made, away from metal, can either to have with metal adhesive, another part antenna after label is attached on metal
The effect for having tamper can keep again good reading away from.
A kind of anti-metal RFID, including RFID antenna, RFID chip and insulating barrier, the RFID antenna distribution
In at least two different faces, the RFID chip and insulating barrier are provided in the RFID antenna of the same face, RFID chip
Electrically connected with RFID antenna.
It was found from foregoing description, the beneficial effects of the utility model are：Insulating barrier and RFID chip are passed through into viscosity pole
High paste adhesive is on metal, and insulating barrier adds RFID antenna and the distance of metal, and RFID antenna is distributed at least two
It can also increase a part of RFID antenna and the distance of metal on individual different face, make RFID antenna normal work, reach anti-gold
Category interference, keep RFID read away from purpose, the setting of insulating barrier can also make between the different piece of RFID antenna
Short circuit will not be produced by metal conduction, it is ensured that reliability；Tear electronic tag when, in the presence of viscose glue, RFID chip
It can remain on metal, the part RFID antenna connected with RFID chip can be torn and be separated from antenna entirety, RFID days
Line is damaged, and whole electronic tag can not be used, so as to reach the purpose of tamper.
Further, refer to the attached drawing 1, in addition to the first glue-line 7, it is remote that first glue-line 7 is arranged on the RFID chip 2
From the one side of the RFID antenna.
Seen from the above description, electronic tag is pasted onto on metal by above-mentioned first glue-line, and first glue-line is set to
Highly viscous viscose glue, can ensure that combining closely for RFID chip and metal, so as to allow RFID chip to remain in when label is by tear-off
On metal and the other parts of label are uncovered, destruction RFID chip and RFID antenna combination, reach the effect of tamper.
Further, the distance between the insulating barrier 1 and the RFID chip 2 are 0-10mm.
Seen from the above description, during actual design, it can be controlled by adjusting the distance between insulating barrier and RFID chip
The frequency range of electronic tag.
Further, the earth polar of the RFID antenna and RFID chip and the junction of radio-frequency pole are located on the same face, institute
RFID antenna is stated to electrically connect with the earth polar of RFID chip and radio-frequency pole respectively.
Face in embodiment as shown in Figure 1 where RFID chip is distributed with what is electrically connected with earth polar and radio-frequency pole simultaneously
The antenna being connected with the earth polar of RFID chip is only distributed with RFID antenna, the another side for being not provided with chip.
Seen from the above description, insulating barrier causes radio-frequency pole and earth polar directly to produce space parallax, generates space parallax and just must
So there is voltage across poles, coupled signal is transferred to chip radio frequency the two poles of the earth and realizes that label normal energy is changed, and label just can be normal
Work.
Further, flexible layer 5 is provided between the RFID antenna that different faces are spaced apart.
Seen from the above description, the RFID antenna that different faces in space can be pointed to by setting flexible layer is isolated, it is ensured that
The radio-frequency performance of antenna.Flexible layer can preferably use foam.
Referring to Fig. 1, the RFID antenna includes the first branch 31, the second branch 32 and the 3rd branch 33, the RFID
Chip 2, the first branch 31 and the 3rd branch 33 set gradually, and have distance between branch 33 of first branch 31 and the 3rd,
One end of second branch 32 is electrically connected with one end of the 3rd branch 33, the other end of the second branch 32 and the first branch 31
One end is electrically connected with RFID chip 2 respectively, and the other end of the first branch 31 is electrically connected with the other end of the 3rd branch 33, described exhausted
Edge layer 1 is arranged on one side of first branch 31 away from the 3rd branch 33.
Further, branch 33 of first branch 31 and the 3rd is vertically arranged with second branch 32 respectively.
Further, in addition to substrate layer, the substrate layer includes the first base material the 41, second substrate layer 42 of layer and the 3rd base
Material layer 43, the first base material 41, second substrate layer 42 of layer and the 3rd substrate layer 43 are sequentially connected, and the first base material layer 41 is arranged on
First branch 31 is close to the one side of the 3rd branch 33, and the 3rd substrate layer 43 is arranged on the 3rd branch 33 close to
The one side of one branch 31, the second substrate layer 42 is arranged on one side of second branch 32 close to the first branch 31 and the 3rd branch 33.
Above-mentioned flexible layer 5 may be provided between the first base material layer 41 and the 3rd substrate layer 43.
Seen from the above description, RFID antenna can be typically compounded on a kind of flexible substrate layer, such as PET, by right
The bending of substrate layer causes RFID antenna to be distributed on different faces.In Fig. 1 embodiment, RFID antenna, which is formd, to be distributed in not
Coplanar the first branch, the second branch and the 3rd branch, the first branch and the 3rd distribution in the tow sides of flexible layer, and
The connection vertical or curved with being distributed in two branches of flexible layer side respectively.
Further, in addition to protective layer 6, the protective layer 6 is arranged on the 3rd branch 33 away from described first point
The one side of branch 31.
Seen from the above description, the protective layer used face where to the 3rd branch plays a protective role.Protective layer can be selected
Made of any flexible, bent material.RFID can also be printed out on protective layer with modes such as ink-jets
Information etc..
Fig. 1 is refer to, embodiment one of the present utility model is：
A kind of anti-metal RFID, including insulating barrier 1, RFID chip 2, RFID antenna, substrate layer, flexible layer 5
With protective layer 6.The pin of RFID chip 2 includes earth polar and radio-frequency pole.RFID antenna includes the first branch 31, the second branch 32
With the 3rd branch 33.The material of substrate layer is flexible PET, and substrate layer includes the first base material the 41, second substrate layer 42 of layer and the
Three substrate layers 43, the first base material the 41, second substrate layer 42 of layer and the 3rd substrate layer 43 are sequentially connected.Flexible layer 5 selects foam.
RFID chip 2, the first branch 31, the first base material layer 41, flexible layer 5, the 3rd substrate layer 43, the 3rd branch 33 and guarantor
Sheath 6 is cascading.One end of second branch 32 is electrically connected with one end of the 3rd branch 33, the other end of the second branch 32
Electrically connected with the earth polar of RFID chip 2, one end of the first branch 31 is electrically connected with the radio-frequency pole of RFID chip 2, the first branch 31
The other end electrically connected with the other end of the 3rd branch 33.First branch 31 and the 3rd branch 33 are vertical with the second branch 32 respectively
Set or set into certain radian.Second substrate layer 42 is arranged on the second branch 32 close to the first branch 31 and the 3rd branch 33
Simultaneously.Insulating barrier 1 is arranged on the first one side of the branch 31 away from the 3rd branch 33 by the second glue-line 8.Insulating barrier 1 and RFID cores
The distance between piece 2 is 0~10mm.Flexible layer 5 is connected by the 3rd glue-line 9 with the first base material layer 41 and the 3rd substrate layer 43.
Protective layer 6 is arranged on one side of the 3rd branch 33 away from the first branch 31 by the 4th glue-line 10.Insulating barrier 1 and RFID chip 2
One side away from the first branch 31 is provided with release layer 11, insulating barrier 1 and RFID cores covered with the first glue-line 7 on the first glue-line 7
Piece 2 is pasted onto on metal 12 by the first glue-line 7, and the viscosity of the first glue-line 7 is stronger.
During making, RFID antenna is combined in the one side of PET base material layer, and RFID chip 2 is arranged in RFID antenna simultaneously
Electrically connected by the earth polar and radio-frequency pole of RFID chip 2 with RFID antenna；The 3rd glue-line 9 is coated in the another side of PET base material layer,
It is Nian Jie with PET base material layer by the 3rd glue-line 9 using flexible layer 5, the semi-area of covering PET base material layer in the vertical；Then
Another half storey court of PET base material is provided with the one side doubling of flexible layer 5 and is bonded on flexible layer 5, now the one of RFID antenna
The first branch 31 of an EDS maps of flexible layer 5 formation, RFID chip 2 is partly arranged on to be located in the first branch 31, RFID antenna
Second half distribution is arranged on the 3rd branch 33 of another side formation of flexible layer 5, the branch of connection first positioned at the edge of flexible layer 5
31 and the 3rd the part of branch 33 be then distributed to form the second branch 32.Similarly, PET base material layer formation the first base material layer 41, second
The substrate layer 43 of substrate layer 42 and the 3rd.In a face composite protection layer 6 of the 3rd branch 33 away from the first branch 31.In the first branch
31 are provided with a face composite insulation layer 1 of RFID chip 2, and insulating barrier 1 and the distance of RFID chip 2 are arranged as required to scope 0
~10mm.Coating has highly viscous first glue-line 7 on insulating barrier 1 and RFID chip 2, is combined on the first glue-line 7 release
Layer 11.
Fig. 2 is refer to, Fig. 2 is profile when anti-metal RFID is torn up from non-fold position, can from Fig. 2
Go out, the first branch 31 and the second branch 32 are damaged and remained in RFID chip 2, and the first branch 31 and the second branch 32
Port tearing position can be deformed, RFID antenna can not be used so that electronic tag can not be used.
Fig. 3 is refer to, Fig. 3 is profile when anti-metal RFID is torn up from fold position, can from Fig. 3
Go out, the second branch 32 is damaged and remained in RFID chip 2, and the port tearing position of the second branch 32 can be deformed, RFID days
Line can not be used so that whole electronic tag can not also work.Therefore, the anti-metal RFID is covered on metal
Afterwards, no matter torn up from the which side of electronic tag, electronic tag can all be damaged and can not use, so as to reach the mesh of tamper
's.Meanwhile, the not only manufacturing cost of the electronic tag is less than the anti-metal electronic tag being made up of FR4 aluminium bases, and amount can be achieved
Productionization, and the metal surface of bending can be covered on, it is easy to use.
Fig. 4 is refer to, Fig. 4 is the structural representation after the RFID antenna expansion of anti-metal RFID, from Fig. 4
Can be seen that, one end of one end of the first branch 31 and the second branch 32 is electrically connected with RFID chip 2 respectively, the second branch 32 it is another
One end is electrically connected with one end of the 3rd branch 31, and the other end of the 3rd branch 33 is electrically connected with the other end of the first branch 31.
Above-described RFID antenna and substrate layer are all integral, structure is described just uses first for convenience
Branch, the second branch, the 3rd branch, the first base material layer, the second substrate layer and the 3rd substrate layer distinguish RFID antenna and base material
Layer is located at the different piece of different faces.
In summary, the anti-metal RFID that the utility model is provided, by RFID antenna be set to be distributed in
On few two different faces, good reading is kept after being attached in label on metal away from reaching the effect of anti-metal；Simultaneously
Structure of the present utility model is due to RFID chip and some antennas and metal stickup, and when being torn, some antennas is together with RFID
Chip can be remained on metal so that the RFID antenna being connected with RFID chip can be also torn, and cause to break RFID antenna
It is bad, whole electronic tag is not used, the purpose of tamper can be reached；Also, all made due to overall using flexible material, should
Label can be attached to cambered metal surface.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalents made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in the technology neck of correlation
Domain, is similarly included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of anti-metal RFID, including RFID antenna, RFID chip and insulating barrier, it is characterised in that described
RFID antenna is distributed at least two different faces, and the RFID chip and insulating barrier are provided at the RFID antenna of the same face
On, RFID chip is electrically connected with RFID antenna.
2. anti-metal RFID according to claim 1, it is characterised in that also including glue-line, the glue-line is set
Put in one side of the RFID chip away from the RFID antenna.
3. anti-metal RFID according to claim 1, it is characterised in that the insulating barrier and the RFID cores
The distance between piece is 0~10mm.
4. anti-metal RFID according to claim 1, it is characterised in that the RFID antenna and RFID chip
Earth polar and radio-frequency pole junction be located at the same face on, the RFID antenna respectively with the earth polar of RFID chip and radio-frequency pole electricity
Connection.
5. anti-metal RFID according to claim 1, it is characterised in that described in being spaced apart in different faces
Flexible layer is provided between RFID antenna.
6. anti-metal RFID according to claim 1, it is characterised in that the RFID antenna includes first point
Branch, the second branch and the 3rd branch, the RFID chip, the first branch and the 3rd branch set gradually, first branch with
There is distance, one end of second branch electrically connects with one end of the 3rd branch between 3rd branch, the second branch it is another
End and one end of the first branch are electrically connected with RFID chip respectively, and the other end of the first branch and the other end of the 3rd branch are electrically connected
Connect, the insulating barrier is arranged on one side of first branch away from the 3rd branch.
7. anti-metal RFID according to claim 6, it is characterised in that first branch and the 3rd branch
It is vertically arranged respectively with second branch.
8. anti-metal RFID according to claim 7, it is characterised in that also including substrate layer, the base material
Layer includes the first base material layer, the second substrate layer and the 3rd substrate layer, the first base material layer, the second substrate layer and the 3rd substrate layer
It is sequentially connected, the first base material layer is arranged on one side of first branch close to the 3rd branch, and the 3rd substrate layer is set
The one side close to the first branch in the 3rd branch is put, the second substrate layer is arranged on the second branch close to the first branch and the 3rd branch
One side.
9. anti-metal RFID according to claim 7, it is characterised in that also including protective layer, the protection
Layer is arranged on the one side of the 3rd branch away from first branch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720007478.6U CN206451217U (en) | 2017-01-04 | 2017-01-04 | A kind of anti-metal RFID |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720007478.6U CN206451217U (en) | 2017-01-04 | 2017-01-04 | A kind of anti-metal RFID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206451217U true CN206451217U (en) | 2017-08-29 |
Family
ID=59672323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720007478.6U Active CN206451217U (en) | 2017-01-04 | 2017-01-04 | A kind of anti-metal RFID |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206451217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106709558A (en) * | 2017-01-04 | 2017-05-24 | 厦门英诺尔信息科技有限公司 | Anti-metal RFID electronic tag |
-
2017
- 2017-01-04 CN CN201720007478.6U patent/CN206451217U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106709558A (en) * | 2017-01-04 | 2017-05-24 | 厦门英诺尔信息科技有限公司 | Anti-metal RFID electronic tag |
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