Electronic tag with circular antenna
By adopting multi-layer structure and aluminum film etching technology on electronic labels and combining ultrasonic cutting, the problems of poor sealing and radio frequency recognition effects of existing electronic labels are solved, achieving higher durability and waterproofness.
Patent Information
- Application Number
- CN202421170313.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-05-27
AI Technical Summary
The existing electronic tags have poor sealing properties, are prone to bend and damaged, are often located outside the object, and have poor radio frequency identification effect, especially in humid environments, which have obvious performance attenuation.
The design of the first protective layer, the first adhesive layer, the circular antenna layer, the second adhesive layer and the second protective layer is adopted, combined with 3M double-sided adhesive and PET aluminum film, and spiral and circular lines are made through aluminum etching technology. Use ultrasonic cutting technology to ensure edge fusion, improve sealing and radio frequency identification.
It significantly improves the sealing, bending resistance, waterproofness and radio frequency identification effects of electronic tags, making them still effective in humid environments, and are non-toxic and harmless to the human body, and have a longer service life.
Smart Images
Figure CN222337656U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electronic tags, in particular to an electronic tag with a circular antenna. Background Art
[0002] Electronic radio frequency products are increasingly being used in people's lives, and people feel the convenience brought by electronic radio frequency products in their lives and work. Among them, RFID radio frequency identification products are an important product among electronic radio frequency products. RFID radio frequency identification is a non-contact automatic identification technology that automatically identifies the target object and obtains relevant data through radio frequency signals. Generally, electronic tags on the market are placed on the outside of objects. For some objects, these external tags affect the operation of the objects and cause troubles in the use of the objects. In addition, the tags on the market often encounter moisture or wrinkles, which can easily lose the function of the electronic tags. These electronic tags have problems such as poor sealing, easy bending and damage, and poor radio frequency identification effect.
[0003] Therefore, in view of the above problems, the existing electronic tags need to be further improved. Utility Model Content
[0004] The purpose of the utility model is to overcome the shortcomings of existing electronic tags, such as poor sealing, easy bending and damage, often being placed outside objects, and poor radio frequency identification effect. Through the design of the electronic tag, the first protective layer, the first adhesive layer, the circular antenna layer, the second adhesive layer and the second protective layer are adopted, so that the sealing, bending resistance, environmental protection, radio frequency identification effect and waterproofness of the electronic tag can be effectively improved; the first protective layer and the second protective layer are adopted, and combined with the effect of 3M double-sided adhesive (super glue), the electronic tag has a good sealing effect and dustproof effect; the circular antenna layer is adopted, and the radio frequency signal and the receiving and transmitting signal can be better identified, and the circular antenna can receive and transmit signals in a balanced manner; the PET aluminum film is adopted, combined with the etching aluminum technology, the PET aluminum film antenna can be better made according to the design drawing; and the ultrasonic cutting technology is adopted, so that the edges and corners of the electronic tag can be effectively integrated, and the edges will not be opened by water washing, and it is non-toxic and harmless to the human body and durable.
[0005] The technical solution of the utility model is as follows:
[0006] An electronic tag with a circular antenna, the electronic tag with a circular antenna comprising: a first protective layer, a first adhesive layer, a circular antenna layer, a second adhesive layer and a second protective layer, the first protective layer having the first adhesive layer disposed on the lower surface, the second protective layer having the second adhesive layer disposed on the upper surface, the upper surface of the circular antenna layer connected to the first adhesive layer, the lower surface of the circular antenna layer connected to the second adhesive layer, the first protective layer with the first adhesive layer and the second protective layer with the second adhesive layer covering the circular antenna layer, and the four sides of the circular antenna layer being sealed by the first adhesive layer and the second adhesive layer.
[0007] Furthermore, the circular antenna layer includes a spiral wire, a long wire, a first chip interface, a driving chip, a second chip interface and a ring wire, the ring wire is provided with the first chip interface and the second chip interface, the first chip interface and the second chip interface separate the ring wire, the first chip interface is electrically connected to one end of the driving chip, the second chip interface is electrically connected to the other end of the driving chip, one end of the ring wire is electrically connected to one end of the spiral wire, the other end of the spiral wire is electrically connected to one end of the long wire, and the other end of the long wire is electrically connected to the other end of the ring wire.
[0008] Furthermore, an arc line is provided on the spiral line, and a bending direction of the arc line is opposite to a bending direction of the spiral line.
[0009] Furthermore, the arc line is arranged on a spiral line opposite to the driving chip.
[0010] Furthermore, the line width of the spiral line is smaller than the line width of the loop line.
[0011] Furthermore, the line width of the spiral line is smaller than the line width of the long line.
[0012] Furthermore, the spiral wire, the long wire, the first chip interface, the second chip interface and the ring wire are all PET aluminum films.
[0013] Furthermore, the driving chip is arranged on the central axis of the circular antenna layer.
[0014] Furthermore, the spiral wire, the first chip interface, the second chip interface and the ring wire are all integrally formed.
[0015] Furthermore, the spiral line, the first chip interface, the second chip interface and the ring line are all made by aluminum etching technology.
[0016] Furthermore, the other end of the spiral wire is welded to one end of the long wire, and the other end of the long wire is welded to the other end of the ring wire.
[0017] Furthermore, the first protective layer is a protective layer made of PET material, that is, PET (polyethylene terephthalate) film.
[0018] Furthermore, the second protective layer is a protective layer made of release paper, that is, release paper.
[0019] Furthermore, the first adhesive layer and the second adhesive layer are both made of 3M double-sided adhesive.
[0020] Furthermore, the driving chip is a high-frequency chip.
[0021] Furthermore, the driver chip is an ICODE SLIX chip.
[0022] Furthermore, the first protective layer, the first adhesive layer, the second adhesive layer and the second protective layer are all circular, and the diameters of the first protective layer, the first adhesive layer, the second adhesive layer and the second protective layer are the same, and the diameters of the first protective layer, the first adhesive layer, the second adhesive layer and the second protective layer are larger than the circular antenna layer.
[0023] Furthermore, the electronic tag is an ultrasonically cut electronic tag.
[0024] With such a configuration, ultrasonic cutting of the electronic tag is adopted, so that the electronic tag has the required shape and other specifications, and at the same time, the edges and corners of the electronic tag can be well integrated.
[0025] Beneficial Effects
[0026] The utility model adopts the first protective layer, the first adhesive layer, the circular antenna layer, the second adhesive layer and the second protective layer through the design of the electronic tag, which can effectively improve the sealing, bending resistance, environmental protection, radio frequency identification effect and waterproofness of the electronic tag; the first protective layer and the second protective layer are adopted, and combined with the effect of 3M double-sided adhesive (strong adhesive), the electronic tag has a good sealing effect and dustproof effect; the circular antenna layer is adopted, and the radio frequency signal and the receiving and transmitting signal can be better identified, and the circular antenna can receive and transmit signals evenly; the PET aluminum film is adopted, combined with the etching aluminum technology, the PET aluminum film antenna can be better made according to the design drawing; and the ultrasonic cutting technology is adopted, which can effectively make the corners of the electronic tag well integrated, and the edges will not be separated by water washing, which is non-toxic and harmless to the human body and durable. The electronic tag selects the NFC radio frequency chip and the matching circular antenna layer, and can read and collect the electronic tag information through the mobile phone anytime and anywhere, which is convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS
[0027] Figure 1 The utility model is a schematic diagram of the structure of an electronic tag with a circular antenna.
[0028] Figure 2The utility model is a schematic diagram of the cross-sectional structure of an electronic tag with a circular antenna.
[0029] Figure 3 The utility model is a schematic diagram of the structure of a circular antenna layer of an electronic tag with a circular antenna.
[0030] Figure numbers: 01, first protective layer; 02, first adhesive layer; 03, circular antenna layer; 04, second adhesive layer; 05, second protective layer; 1, spiral line; 2, long line; 3, driving chip; 4, ring line; 5, arc line. DETAILED DESCRIPTION
[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0032] See also Figure 1-Figure 3 As shown, the utility model provides an electronic tag with a circular antenna, which includes: a first protective layer 01, a first adhesive layer 02, a circular antenna layer 03, a second adhesive layer 04 and a second protective layer 05, the lower surface of the first protective layer 01 is provided with the first adhesive layer 02, the upper surface of the second protective layer 05 is provided with the second adhesive layer 04, the upper surface of the circular antenna layer 03 is connected to the first adhesive layer 02, the lower surface of the circular antenna layer 03 is connected to the second adhesive layer 04, the first protective layer 01 with the first adhesive layer 02 and the second protective layer 05 with the second adhesive layer 04 cover the circular antenna layer 03, and the four sides of the circular antenna layer 03 are surrounded by the first adhesive layer 02 and the second adhesive layer 04. The two adhesive layers 04 are sealed; the first protective layer 01 is made of PET material, that is, PET (polyethylene terephthalate) film; the second protective layer 05 is made of release paper material, that is, release paper; the first adhesive layer 02 and the second adhesive layer 04 are both made of 3M double-sided tape; the first protective layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second protective layer 05 are all circular, and the first protective layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second protective layer 05 have the same size and diameter, and the diameters of the first protective layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second protective layer 05 are larger than the circular antenna layer 03;
[0033] The circular antenna layer 03 includes a spiral line 1, a long line 2, a first chip interface, a driving chip 3, a second chip interface and a ring line 4. The ring line 4 is provided with a first chip interface and a second chip interface. The first chip interface and the second chip interface separate the ring line 4. The first chip interface is electrically connected to one end of the driving chip 3, and the second chip interface is electrically connected to the other end of the driving chip 3. One end of the ring line 4 is electrically connected to one end of the spiral line 1, and the other end of the spiral line 1 is electrically connected to one end of the long line, and the other end of the long line is electrically connected to the ring line 4. The other end; the spiral line 1 is provided with an arc line 5, the bending direction of the arc line 5 is opposite to the bending direction of the spiral line 1, and the arc line 5 is arranged on the spiral line 1 opposite to the driving chip 3; wherein the line width of the spiral line 1 is smaller than the line width of the ring line 4, and preferably the line width of the ring line 4 is five times the line width of the spiral line 1; the line width of the spiral line 1 is smaller than the line width of the long line 2, and preferably the line width of the long line 2 is five times the line width of the spiral line 1; the spiral line 1 includes 11 spiral rings, and the ring line 4 selects a 270° arc line;
[0034] Among them, the spiral wire 1, the long wire 2, the first chip interface, the second chip interface and the ring wire 4 are all PET aluminum films; and the spiral wire 1, the first chip interface, the second chip interface and the ring wire 4 are all made of one piece; specifically, the spiral wire 1, the first chip interface, the second chip interface and the ring wire 4 are all made by aluminum etching technology; the other end of the spiral wire 1 is welded to one end of the long wire 2, and the other end of the long wire is welded to the other end of the ring wire 4;
[0035] The driving chip 3 is arranged on the central axis of the circular antenna layer 03 ; the driving chip 3 is a high-frequency chip; the model of the driving chip 3 is an ICODE SLIX chip.
[0036] The electronic tag is an ultrasonically cut electronic tag.
[0037] The specific implementation principle of the utility model is as follows: a PET aluminum film (optionally 100 μm thick) is selected, and according to the layout of the circular antenna, an aluminum etching technology is used to etch an integrated spiral line (with an arc line), a first chip interface, a second chip interface and a ring line on the PET aluminum film, and then the driving chip is welded to the first chip interface and the second chip interface, and then the long strips are welded to the spiral line and the ring line to make a circular antenna layer; a release paper with 3M double-sided tape (optionally 200 μm thick) is used to paste the circular antenna layer thereon, and then a PET film with 3M double-sided tape (optionally 150 μm thick) is pasted on the circular antenna layer, and then compacted to make it bonded; finally, an ultrasonic cutting machine is used to cut the electronic tags of the required specifications.
[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An electronic tag with a circular antenna, characterized in that: The electronic tag of the circular antenna includes: a first protective layer, a first adhesive layer, a circular antenna layer, a second adhesive layer and a second protective layer, the first protective layer is provided with the first adhesive layer on the lower surface, the second protective layer is provided with the second adhesive layer on the upper surface, the upper surface of the circular antenna layer is connected to the first adhesive layer, the lower surface of the circular antenna layer is connected to the second adhesive layer, the first protective layer with the first adhesive layer and the second protective layer with the second adhesive layer cover the circular antenna layer, and the four sides of the circular antenna layer are sealed by the first adhesive layer and the second adhesive layer.
2. The electronic tag with a circular antenna according to claim 1, characterized in that: The circular antenna layer includes a spiral line, a long line, a first chip interface, a driving chip, a second chip interface and a ring line. The ring line is provided with the first chip interface and the second chip interface. The first chip interface and the second chip interface separate the ring line. The first chip interface is electrically connected to one end of the driving chip, and the second chip interface is electrically connected to the other end of the driving chip. One end of the ring line is electrically connected to one end of the spiral line, and the other end of the spiral line is electrically connected to one end of the long line, and the other end of the long line is electrically connected to the other end of the ring line.
3. The electronic tag with a circular antenna according to claim 2, characterized in that: The line width of the spiral line is smaller than the line width of the loop line.
4. The electronic tag with a circular antenna according to claim 2, characterized in that: The line width of the spiral line is smaller than the line width of the long line.
5. The electronic tag with a circular antenna according to claim 2, characterized in that: The spiral wire, the long wire, the first chip interface, the second chip interface and the ring wire are all PET aluminum films.
6. The electronic tag with a circular antenna according to claim 5, characterized in that: The driving chip is arranged on the central axis of the circular antenna layer.
7. The electronic tag with a circular antenna according to claim 5, characterized in that: The spiral wire, the first chip interface, the second chip interface and the ring wire are all integrally formed.
8. The electronic tag with a circular antenna according to claim 7, characterized in that: The spiral line, the first chip interface, the second chip interface and the ring line are all made by aluminum etching technology.
9. The electronic tag with a circular antenna according to claim 2, characterized in that: The other end of the spiral wire is welded to one end of the long wire, and the other end of the long wire is welded to the other end of the ring wire.
10. The electronic tag with a circular antenna according to claim 1, characterized in that: The first protective layer is made of PET material.