CN216596279U

CN216596279U - Stress sensing device of RFID (radio frequency identification) tag

Info

Publication number: CN216596279U
Application number: CN202220013530.XU
Authority: CN
Inventors: 周达人; 李想; 张春浩; 侯子涵; 张森淇
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-05-24
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses a stress sensing device of RFID label, including fixed bed, top cap, auxiliary structure, stress sensing device main part and electrode, the utility model discloses a through placing stress sensing device main part and top cap in auxiliary structure, be equipped with the standing groove in auxiliary structure, circular groove has still been seted up in the standing groove, and stress sensing device main part can be placed to the circular groove, is equipped with six groups of laminating strips at the standing groove top, pastes with the top cap, and after the effectual installation, stabilizes it, avoids taking place the displacement when using; and be equipped with stable structure at auxiliary structure four ends, stable structure can be after the label pastes the product, consolidates for four ends once more, and after the reinforcement, can turn over the protecting film behind stable structure top, stabilizes with four ends of label, avoids leading to label edge perk under the long-term use.

Description

Stress sensing device of RFID (radio frequency identification) tag

Technical Field

The utility model particularly relates to a sensitive device of atress of RFID label relates to the relevant field of RFID label.

Background

An electronic tag, i.e. an RFID tag, is a common name of RFID, and RFID is an abbreviation of Radio Frequency Identification (Radio Frequency Identification). The popularization and application of radio frequency identification technology by a plurality of international organizations in respective industries proves and reveals the huge development potential and wide application prospect of the technology, and in some devices, the RFID label with a stress sensitive device is already used for monitoring when the stress of the environment where the product is located exceeds the acceptable stress intensity.

In the actual use process of the existing stress sensitive device of the RFID label, most of the stress sensitive device is directly adhered to a product, but the edge of the adhered label is easy to tilt under use, so that the use effect is influenced; and the sensitive response subassembly to inside atress easily takes place to squint, leads to monitoring precision to reduce.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a stress sensitive device of RFID label here.

The utility model discloses a realize like this, construct the sensitive device of atress of a RFID label, the device includes the fixed bed, the fixed bed bottom is equipped with the top cap, the sensitive device main part of atress is installed to the top cap bottom, it has the electrode to stretch out at the middle part in the sensitive device main part of atress, the fixed bed bottom meets with auxiliary structure, the upper end meets with the sensitive device main part of atress in the auxiliary structure, auxiliary structure includes fixed plate, standing groove, laminating strip, glues glutinous piece and stable structure, the standing groove has been seted up at fixed plate top middle part, the standing groove top is equipped with the laminating strip, four ends at fixed plate top are equipped with glues glutinous piece, four ends in the fixed plate outside are installed stable structure, inside the standing groove was arranged in to top cap and the sensitive device main part of atress, it bonds with the fixed bed bottom to glue glutinous piece top.

Preferably, the fixed plate comprises a plate body, an adhesive and a release film, the adhesive is arranged at the bottom of the plate body, the bottom of the adhesive is attached to the release film, and the top of the plate body is attached to the bottom of the fixed layer.

Preferably, stable structure includes linkage plate, rubber layer, glues glutinous layer, protecting film and laminating glue film, the linkage plate inboard is fixed with the plate body outside, the linkage plate bottom meets through rubber layer and gluing glutinous layer, the linkage plate top is equipped with the protecting film, the protecting film inboard is equipped with the laminating glue film.

Preferably, the laminating strip is equipped with six groups to both ends are the arc form around the laminating strip, and laminating strip top surface is smooth.

Preferably, a circular groove is further formed in the middle of the inner portion of the placing groove, and the stress sensitive device body is placed inside the circular groove.

Preferably, the connector tiles are flexible and are deformable.

Preferably, the protective film is folded inwards, and then the inner side edge of the protective film is placed at the top of the fixing layer.

Preferably, the attaching strip is made of silica gel.

Preferably, the protective film is a waterproof film.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a stress sensitive device of RFID label here, compare with equipment of the same type, have following improvement:

the method has the advantages that: a sensitive device of atress of RFID label is through arranging sensitive device main part of atress and top cap in auxiliary structure, is equipped with the standing groove in auxiliary structure, has still seted up the circular recess in the standing groove, and the sensitive device main part of atress can be placed to the circular recess, is equipped with six groups of laminating strips at the standing groove top, pastes mutually with the top cap, and effectual installation back stabilizes it, avoids taking place the displacement when using.

The method has the advantages that: a atress sensing device of RFID label is equipped with stable structure at four ends of auxiliary structure, and stable structure can be pasted after the product at the label, consolidates for four ends once more, after consolidating, can turn over the protecting film after stable structure top, stabilizes with four ends of label, leads to label edge perk under avoiding long-term the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection structure of the main body of the force sensing device of the present invention;

FIG. 3 is a schematic view of the auxiliary structure of the present invention;

FIG. 4 is an enlarged view of the area A of FIG. 3 according to the present invention;

fig. 5 is a partial schematic view of the stable structure of the present invention.

Wherein: the stress sensing device comprises a fixing layer-1, a top cover-2, an auxiliary structure-3, a stress sensing device body-4, an electrode-5, a fixing plate-31, a placing groove-32, a bonding strip-33, a bonding block-34, a stabilizing structure-35, a plate body-311, a bonding adhesive-312, a release film-313, a connecting plate-351, a rubber layer-352, a bonding layer-353, a protective film-354 and a bonding adhesive layer-355.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, the present invention provides an improved force sensing device for an RFID tag, which includes a fixed layer 1, a top cap 2 disposed at the bottom of the fixed layer 1, a force sensing device body 4 mounted at the bottom of the top cap 2, an electrode 5 extending from the middle part of the force sensing device body 4, an auxiliary structure 3 connected to the bottom of the fixed layer 1, and an upper end of the auxiliary structure 3 connected to the force sensing device body 4.

Please refer to fig. 3, the utility model provides a stress sensing device of an RFID tag, the auxiliary structure 3 includes a fixing plate 31, a placement groove 32, a bonding strip 33, a bonding block 34 and a stable structure 35, the placement groove 32 is opened in the middle of the top end of the fixing plate 31, the top of the placement groove 32 is provided with the bonding strip 33, four ends of the top of the fixing plate 31 are provided with the bonding block 34, four ends of the outer side of the fixing plate 31 are provided with the stable structure 35, the top cover 2 and the stress sensing device main body 4 are arranged in the placement groove 32, the top of the bonding block 34 is bonded with the bottom of the fixing layer 1, the bonding strip 33 is provided with six groups, and the front and back ends of the bonding strip 33 are arc-shaped, the top surface of the bonding strip 33 is smooth, the limiting effect is good, the bonding strip 33 is made of silica gel, and the friction force is large; the circular groove is further formed in the middle of the placing groove 32, and the stress sensitive device body 4 is placed in the circular groove and is convenient to stabilize.

Referring to fig. 4, the present invention provides an improved force sensing device for an RFID tag, in which the fixing plate 31 includes a plate body 311, an adhesive 312 and a release film 313, the adhesive 312 is disposed at the bottom of the plate body 311, the bottom of the adhesive 312 is attached to the release film 313, and the top of the plate body 311 is attached to the bottom of the fixing layer 1.

Referring to fig. 5, the present invention provides an RFID tag stress sensing device through an improvement, wherein the stable structure 35 includes a connection plate 351, a rubber layer 352, an adhesive layer 353, a protective film 354 and a bonding adhesive layer 355, the inner side of the connection plate 351 is fixed to the outer side of the plate body 311, the bottom of the connection plate 351 is connected to the adhesive layer 353 through the rubber layer 352, the top of the connection plate 351 is provided with the protective film 354, the inner side of the protective film 354 is provided with the bonding adhesive layer 355, and the connection plate 351 is flexible and can deform for facilitating connection; the protective film 354 is turned over to the inboard side edge of back and is placed in fixed layer 1 top, conveniently stabilizes the protection, and the protective film 354 is the water proof membrane, and waterproof nature is good.

The utility model provides a stress sensitive device of RFID label through improvement, the working principle is as follows;

firstly, when the stress sensitive device of the RFID label needs to be used, firstly, a stress sensitive device body 4 and a top cover 2 at the top are arranged inside a placing groove 32, the stress sensitive device body 4 is arranged in a circular groove inside, and the bottom of the top cover 2 is attached to an attaching strip 33 at the top of the placing groove 32 for stabilization;

secondly, connecting the bottom of the fixed layer 1 with the top cover 2, fixing the four ends of the bottom of the fixed layer 1 through the sticky blocks 34, and sticking the label at the top of the fixed layer 1 after fixing;

thirdly, when needing to paste on the product, the user takes off the parting film 313, then laminates in the product position through gluing viscose 312, and after accomplishing the laminating, the user exerts the force and gives the stable structure 35 of four ends, and the layer 353 that glues of stable structure 35 bottom can paste on the product, can stabilize, turns over the protecting film 354 backward at last for the inboard laminating glue film 355 of protecting film 354 pastes at the label top, stabilizes its four ends edge.

The utility model provides a stress sensing device of RFID label through improving, through placing stress sensing device main part 4 and top cap 2 in auxiliary structure 3, be equipped with standing groove 32 in auxiliary structure 3, still seted up circular slot in standing groove 32, the circular slot can be placed stress sensing device main part 4, is equipped with six groups of laminating strips 33 at standing groove 32 top, pastes with top cap 2, after the effectual installation, stabilizes it, avoids taking place the displacement when using; and be equipped with stable structure 35 at auxiliary structure 3 four ends, stable structure 35 can be after the label is pasted at the product, and the reinforcing is carried out for four ends once more, and after the reinforcing, can turn over protective film 354 after stable structure 35 top, stabilizes with four ends of label, leads to label edge perk under the long-term use.

Claims

1. A stress sensitive device of an RFID label comprises a fixed layer (1), wherein a top cover (2) is arranged at the bottom of the fixed layer (1), a stress sensitive device main body (4) is arranged at the bottom of the top cover (2), and an electrode (5) extends out of the middle part in the stress sensitive device main body (4);

the method is characterized in that: still include auxiliary structure (3), fixed bed (1) bottom meets with auxiliary structure (3), the upper end meets with atress sensing device main part (4) in auxiliary structure (3), auxiliary structure (3) are including fixed plate (31), standing groove (32), laminating strip (33), glue and glue piece (34) and stable structure (35), standing groove (32) have been seted up at fixed plate (31) top middle part, standing groove (32) top is equipped with laminating strip (33), fixed plate (31) top is equipped with at four ends glues and glues piece (34), stable structure (35) are installed at fixed plate (31) outside four ends, inside standing groove (32) were arranged in to top cap (2) and atress sensing device main part (4), it bonds with fixed bed (1) bottom to glue piece (34) top.

2. The force sensing device of an RFID tag of claim 1, wherein: the fixing plate (31) comprises a plate body (311), adhesive (312) and a release film (313), the adhesive (312) is arranged at the bottom of the plate body (311), the bottom of the adhesive (312) is attached to the release film (313), and the top of the plate body (311) is attached to the bottom of the fixing layer (1).

3. The force sensing device of an RFID tag of claim 2, wherein: firm structure (35) are including linking up board (351), rubber layer (352), glue and glue layer (353), protecting film (354) and laminating glue film (355), link up board (351) inboard is fixed with plate body (311) outside, link up board (351) bottom is passed through rubber layer (352) and is glued layer (353) and meet, link up board (351) top is equipped with protecting film (354), protecting film (354) inboard is equipped with laminating glue film (355).

4. The force sensing device of an RFID tag of claim 1, wherein: laminating strip (33) are equipped with six groups to both ends are the arc form around laminating strip (33), and laminating strip (33) top surface is smooth.

5. The force sensing device of an RFID tag of claim 1, wherein: the middle part in the placing groove (32) is also provided with a circular groove, and the stress sensitive device body (4) is placed in the circular groove.

6. The force sensing device of claim 3, wherein: the connector tiles (351) are flexible and can be deformed.

7. The force sensing device of claim 3, wherein: the protective film (354) is folded inwards and then the edge of the inner side of the protective film is arranged at the top of the fixing layer (1).