CN210142350U

CN210142350U - Ultrahigh frequency electronic tag

Info

Publication number: CN210142350U
Application number: CN201921714128.9U
Authority: CN
Inventors: 宋德利
Original assignee: CHENGDU MAIDE INTERNET OF THINGS TECHNOLOGY CO LTD
Current assignee: CHENGDU MAIDE INTERNET OF THINGS TECHNOLOGY CO LTD
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-03-13
Anticipated expiration: 2029-10-14

Abstract

The utility model relates to an ultrahigh frequency electronic tags, including shell, encapsulation board, PET label substrate, coupling plate, it sets up microstrip antenna to be central symmetry on the PET label substrate, a plurality of grid blind grooves have evenly been seted up to the coupling plate, the PET label substrate is pasted in the positive and negative of coupling plate through the anisotropic conducting resin symmetry, and the coupling plate after pasting the PET label substrate is whole to be encapsulated in the shell and pass through the encapsulation board is sealed. According to the scheme, the traditional microstrip antenna is symmetrically arranged on the coupling plate with the coupling channel, so that the microstrip antenna forms an ultrahigh-frequency electric field signal, and the reading rate is improved.

Description

Ultrahigh frequency electronic tag

Technical Field

The utility model relates to an electronic tags field, concretely relates to hyperfrequency electronic tags.

Background

The electronic tag is also called as a radio frequency tag, a transponder and a data carrier; the reader is also called a reading device, a scanner, a reading head, a communicator, a reader/writer (depending on whether the electronic tag can wirelessly rewrite data). The electronic tag and the reader realize space (non-contact) coupling of radio frequency signals through a coupling element; and in the coupling channel, energy transfer and data exchange are realized according to a time sequence relation. The existing electronic tag coils are divided into a microstrip antenna and a common coil, wherein the common coil is generally embedded in a tag card, and the microstrip antenna is generally deposited on a plastic film. For example, chinese patent No. CN201820838862.5 discloses an anti-tamper metal-resistant composite electronic tag, which includes an anti-metal electronic tag, an anti-tear two-dimensional code tag and a plastic shell, where the anti-metal electronic tag is separated from the anti-tear two-dimensional code tag, and is wrapped by an outermost plastic shell to form a whole, and the plastic shell includes a plastic upper shell and a plastic bottom shell. The anti-metal electronic tag is composed of a readable and writable chip, an antenna, a bearing sheet and release paper, wherein the readable and writable chip and the antenna are welded together and are adhered to the bearing sheet; the readable and writable chip and the bearing sheet of the antenna are made of metal-resistant materials, the readable and writable chip is provided with a globally unique and non-modifiable UID (user identification) number, and information of a product can be accessed and used. The anti-tearing two-dimensional code label comprises label paper printed with a user-defined two-dimensional code and a product serial number visual code, wherein a single-sided adhesive sticker or glue is pasted around the edge of the front side of the label paper or is pasted with the inner side surface of the plastic upper shell of the anti-metal electronic label, a waterproof double-sided adhesive tape with release paper is pasted on the back side of the label paper, and the waterproof double-sided adhesive tape is separated from the waterproof double-sided adhesive tape with the release paper, which is pasted on the bottom surface of the plastic upper shell.

The prior art is determined in that: the traditional coil or the microstrip coil is a planar coil, so that the frequency of the microstrip coil cannot break through the traditional frequency limit, the induction sensitivity of the microstrip coil is not strong, and the information reading rate is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide an ultrahigh frequency electronic tags, set up traditional microstrip antenna symmetry on the coupling plate that has the coupling passageway for microstrip antenna forms the hyperfrequency electric field signal, thereby improves the reading rate.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides an ultrahigh frequency electronic tags, includes shell, encapsulation board, PET label substrate, coupling plate, it sets up microstrip antenna to be central symmetry on the PET label substrate, a plurality of grid blind grooves have evenly been seted up to the coupling plate, the PET label substrate is pasted in the positive and negative of coupling plate through the anisotropic conducting resin symmetry, and the coupling plate whole encapsulation after pasting the PET label substrate is in the shell and is passed through the encapsulation board is sealed.

This scheme is in order to improve electronic tags's sensitivity, and it is relatively weak to overcome the electric field intensity that traditional planar coil formed, and the insensitive problem of magnetic induction signal, and this scheme utilization sets up grid blind slot at the coupling plate to form the channel occasionally, arrange microstrip antenna at the positive and negative of coupling plate, make symmetrical electric field couple each other and form mutual inductance, thereby strengthen the intensity of electromagnetic field, make electronic tags's reading sensitivity promote by a wide margin, thereby improve the reading rate.

Further, the rectangular hole has been seted up at PET label substrate middle part, a lateral extension of rectangular hole forms a broken joint, coupling plate left end face is provided with the arch corresponding with the rectangular hole, PET label substrate passes through the rectangular hole and the protruding completion alignment location, then pastes the positive and negative with the coupling plate respectively with both ends.

The rectangular hole is designed to be convenient for packaging as a reference point in the assembly process, and the broken seam is designed to be used for placing a self-induction disturbing magnetic field signal generated by the microstrip antenna.

Furthermore, the right end of the coupling plate is provided with a positioning hole, a corresponding threaded hole is formed in the shell, and the coupling plate penetrates through the positioning hole through a screw to be in threaded connection with the threaded hole.

Further, the PET label base material is rectangular, the size of the PET label base material is 104mm multiplied by 11mm, the size of the rectangular hole is 4mm multiplied by 4.3mm, and the gap of the broken seam is 0.15 mm.

Furthermore, the grid blind grooves are distributed on the coupling plate in a rectangular array mode, and the coupling electromagnetic intensity is uniform and stable due to uniform distribution.

The utility model has the advantages that: compare with traditional electronic tags, this scheme constructs the coupling channel in electronic tags for coupling each other between coil/the microstrip antenna, thereby reinforcing magnetic field intensity, promote signal strength, make it higher at reading in-process sensitivity, thereby promote the reading rate, avoid reading the problem of failure.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a schematic view of the housing construction;

FIG. 3 is a schematic front view of a coupling plate;

FIG. 4 is a cross-sectional view of a coupling plate;

FIG. 5 is a schematic view of the reverse side of the coupling plate;

fig. 6 is a schematic representation of a PET label substrate.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in fig. 1, an ultrahigh frequency electronic tag comprises a shell 1, a packaging plate 2, a PET tag substrate 3 and a coupling plate 4, wherein the PET tag substrate 3 is provided with microstrip antennas in central symmetry, the specific setting mode of the microstrip antennas can be designed according to different functions of the electronic tag, the ultrahigh frequency electronic tag is not specifically limited in the scheme, and the ultrahigh frequency electronic tag is protected by the scheme through structural arrangement relationship. As shown in fig. 3, a plurality of grid blind grooves 41 are uniformly formed in the coupling plate 4, in this embodiment, the grid blind grooves 41 are designed as rectangular grooves, so that the rectangular grooves serve as coupling channels on the front and back sides of the coupling plate 4, the PET label substrate 3 is symmetrically adhered to the front and back sides of the coupling plate 4 through anisotropic conductive adhesive, the coupling plate 4 adhered with the PET label substrate 3 is integrally packaged in the housing 1 and sealed by the packaging plate 2, and the structure after sealing can refer to fig. 1. As shown in fig. 6, a rectangular hole 61 is formed in the middle of the PET label substrate 3, one side of the rectangular hole 61 extends outwards to form a broken seam 62, a protrusion 42 corresponding to the rectangular hole 61 is arranged on the left end face of the coupling plate 4, the PET label substrate 3 is aligned and positioned through the rectangular hole 61 and the protrusion 42, and then the two ends of the PET label substrate are respectively adhered to the front side and the back side of the coupling plate 4. As shown in fig. 3 and 5, the right end of the coupling plate 4 is provided with a positioning hole 43, a corresponding threaded hole is formed in the housing 1, the coupling plate 4 penetrates through the positioning hole 43 through a screw to be in threaded connection with the threaded hole, the PET label substrate 3 is rectangular, the size of the PET label substrate is 104mm × 11mm, the size of the rectangular hole 61 is 4mm × 4.3mm, the gap of the broken seam 62 is 0.15mm, and the grid blind grooves 41 are distributed on the coupling plate 4 in a rectangular array.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides an ultrahigh frequency electronic tag, its characterized in that, includes shell (1), encapsulation board (2), PET label substrate (3), coupling plate (4), it sets up microstrip antenna to be central symmetry on PET label substrate (3), a plurality of grid blind grooves (41) have evenly been seted up in coupling plate (4), PET label substrate (3) are pasted in the positive and negative of coupling plate (4) through the symmetry of anisotropic conducting resin, and coupling plate (4) after pasting PET label substrate (3) are whole to be packaged in shell (1) and pass through encapsulation board (2) are sealed.

2. The UHF electronic tag as claimed in claim 1, wherein a rectangular hole (61) is formed in the middle of the PET tag substrate (3), one side of the rectangular hole (61) extends outwards to form a broken seam (62), a protrusion (42) corresponding to the rectangular hole (61) is arranged on the left end face of the coupling plate (4), the PET tag substrate (3) is aligned and positioned through the rectangular hole (61) and the protrusion (42), and then the two ends of the PET tag substrate are respectively adhered to the front side and the back side of the coupling plate (4).

3. The UHF RFID tag as claimed in claim 2, wherein the right end of the coupling plate (4) is provided with a positioning hole (43), the housing (1) is provided with a corresponding threaded hole, and the coupling plate (4) is threaded through the positioning hole (43) by a screw to connect with the threaded hole.

4. The UHF tag as claimed in claim 3, characterised in that the PET tag substrate (3) is rectangular with dimensions of 104mm x 11mm, the rectangular holes (61) are 4mm x 4.3mm and the gap of the break (62) is 0.15 mm.

5. The uhf electronic tag of claim 1, wherein the grid of blind slots (41) is distributed in a rectangular array on the coupling plate (4).