CN201270116Y - Magnetic suction type RFID electronic label - Google Patents

Magnetic suction type RFID electronic label Download PDF

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Publication number
CN201270116Y
CN201270116Y CNU2008201534203U CN200820153420U CN201270116Y CN 201270116 Y CN201270116 Y CN 201270116Y CN U2008201534203 U CNU2008201534203 U CN U2008201534203U CN 200820153420 U CN200820153420 U CN 200820153420U CN 201270116 Y CN201270116 Y CN 201270116Y
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China
Prior art keywords
electronic tag
magnetic
identification division
web member
chip
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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CNU2008201534203U
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Chinese (zh)
Inventor
吕常青
吴瑞珉
乔俊良
潘胜波
金成国
杨赛丹
许晔
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Baoshan Iron and Steel Co Ltd
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Baoshan Iron and Steel Co Ltd
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Priority to CNU2008201534203U priority Critical patent/CN201270116Y/en
Application granted granted Critical
Publication of CN201270116Y publication Critical patent/CN201270116Y/en
Anticipated expiration legal-status Critical
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Abstract

The invention relates to an electronic tag in radio frequency identification (RFID) technology, in particular to a magnetic RFID electronic tag of 860 MHz-960 MHz frequency for steel products, which comprises an identifying portion, a magnetic portion, a connection element and a printed layer, wherein the identifying portion comprises a chip, a tag antenna and a substrate, the chip is connected with the tag antenna, both the chip and the antenna are fixed on the surface of the substrate, the magnetic portion includes a magnet, the identifying portion and the magnetic portion are respectively fixed on an upper-half portion and a lower-half portion of the connection element, the identifying portion and the magnetic portion form an included angle, and the printed layer is bonded to the outer surfaces of the chip and the tag antenna. The magnetic portion of the electronic tag can be attracted to the surfaces of the steel products, the identifying portion can effectively avoid electromagnetic wave phase stacking and interference of inductive loop generated on the surfaces of the steel products, thereby the electronic tag is simple in structure and convenient and fast in mounting and attaching, and can be conveniently detached for reuse.

Description

Magnetic-type RFID electronic tag
Technical field
The utility model relates to the electronic tag in the REID (RFID), relate in particular to be used on the steel products, frequency is the magnetic-type RFID electronic tag of 860MHz-960MHz.
Background technology
REID (Radio Frequency Identification is called for short RFID) is one and utilizes radiofrequency signal to realize that by the space coupling non-contact type information transmission and the information of passing through to be transmitted reach the technology of identifying purpose.Radio-frequency recognition system comprises electronic tag, read write line, antenna and upper control computer, and wherein electronic tag comprises chip, label antenna, substrate.Be provided with the data storage area in the chip, be used for storing the data message that is identified object, label antenna is to adopt printing or etch process to be fixed on the substrate, and chip is connected with label antenna, and chip is fixed on the same substrate.The radiobeam that electronic tag is launched with read write line is the energy, and after the instruction that receives read write line, data memory area is carried out the storage or the read operation of data.Under the control of upper control computer, the label antenna in read write line and the electronic tag carries out data interaction, and data send upper control computer to the most at last.
At present, REID (RFID) is divided into level Four according to its frequency of utilization, be respectively: low frequency 135kHz, high frequency 13.56MHz, ultrahigh frequency 100～960MHz, more than the microwave 1GHz, be the ISO18000-6 standard wherein at the widely used EPC of the being CLASS1 of logistics field G2, frequency 860-956MHz.The advantage of this RFID frequency range is long distance for data, and speed is fast, and the anti-collision ability is strong.But the shortcoming of this RFID frequency range is that the data transmission between electronic tag and the read write line is subjected to the interference of liquid and metal easily.When electronic tag was mounted on steel surface, the radiowave that reading and writing device antenna sends can be reflected by iron and steel, because effects such as phase place stacks, the data-signal that this reflection wave has seriously disturbed electronic tag to send out makes it greatly reduce intensity; The magnetic flux that produces between read write line and the RFID electronic tag can form inductive loop at steel surface, and inductive loop produces retroaction to the magnetic field of read write line, causes the magnetic field on the steel surface to be decayed consumingly; Simultaneously, steel surface also can produce harmful stray capacitance.Therefore in the identification of steel products, common RFID electronic tag is difficult to by effective recognition and reads.
At above problem, Chinese patent publication number CN1977281 is that EP1650697 discloses a kind of RFID electronic tag, this electronic tag main part comprises chip and label antenna, chip can fold with label antenna and the relative face projection of pasting, and promptly chip and label antenna are with to be identified metal object surface vertical or keep certain angle; Electronic tag is attached to stickup face on the metal object surface by cementing agent, pastes the face opposite side and is printed on visual Word message and bar code.Above-mentioned RFID electronic tag is attached to steel surface by cementing agent, and its reuse is poor, and when the steel surface out-of-flatness or when greasy dirt is arranged, comes off easily.
The utility model content
The purpose of this utility model is to provide a kind of magnetic-type RFID electronic tag, this electronic tag magnetic part can be adsorbed on the steel products surface, electronic label identification part can effectively avoid being subjected to the stack of electromagnetic wave phase place and the interference of the inductive loop that produces on the steel products surface, it is simple in structure, can make things convenient for Fast Installation to paste puts, conveniently take off, reuse.
The utility model is achieved in that
A kind of magnetic-type RFID electronic tag comprises identification division, and wherein identification division comprises chip, label antenna, substrate, and chip is connected with label antenna, and chip, label antenna all are fixed on the substrate surface; Described electronic tag also comprises magnetic part, web member, tack coat, wherein magnetic partly comprises magnet, identification division, magnetic part are separately fixed at the first half, the latter half of web member by tack coat, and form angle between identification division and magnetic part.
The first half of described web member is an encapsulated layer with the tack coat that is pasted on web member the first half, and encapsulated layer is wrapped in the identification division outside surface.
Described magnetic part also comprises rivet, all has the corresponding through hole in position on web member the latter half, tack coat, the magnet, and the through hole that rivet passes on web member the latter half, tack coat, the magnet successively is affixed with magnet and web member the latter half.
The first half of described web member, the latter half and the tack coat that is pasted on web member the first half, the latter half are encapsulated layer, and encapsulated layer is wrapped in identification division, magnetic part outside surface.
Described identification division also comprises printed layers, and printed layers sticks on chip and the label antenna outside surface.
The angular range that forms between described identification division and magnetic part is between 30 ° to 150 °.
The angle that forms between described identification division and magnetic part is 90 °.
The utility model is the improvement to existing RFID electronic tag, has increased the magnetic part on the basis of existing RFID electronic tag.Magnetic partly comprises magnet, and electronic tag can be adsorbed under the effect of magnetic part and be identified the steel products surface, can make things convenient for Fast Installation to paste and put, and conveniently takes off, and reuses, and requires low to the steel products surface quality.Simultaneously, form angle between the magnetic part of the identification division of electronic tag the first half and electronic tag the latter half, especially under identification division and the vertically disposed situation of magnetic part, when magnetic partly is adsorbed on the steel products surface, identification division is just perpendicular to the steel products surface, therefore the electromagnetic wave of steel products surface reflection is vertical with the data-signal ripple direction that electronic tag sends, thereby effectively avoided electronic tag to be subjected to the stack on the electromagnetic wave phase place and the interference of steel surface inductive loop, make steel products can not exert an influence, realized the effective identification of electronic tag on the steel products surface to the data read of electronic tag.
Description of drawings
Fig. 1 is the structural representation of the magnetic-type RFID electronic tag of the utility model embodiment one;
Fig. 2 is the structural representation of the magnetic-type RFID electronic tag of the utility model embodiment two, wherein, Fig. 2 (a) is the Facad structure synoptic diagram of the utility model embodiment two, and Fig. 2 (b) is the side schematic view of Fig. 2 (a), and Fig. 2 (c) is the exploded view (omitting the left side encapsulated layer) of Fig. 2 (a);
Fig. 3 is the vertically structural representation of encapsulation of the magnetic-type RFID electronic tag of the utility model embodiment three, wherein, Fig. 3 (a) is the vertically Facad structure synoptic diagram of encapsulation of the utility model embodiment three, and Fig. 3 (b) is the side schematic view of Fig. 3 (a), and Fig. 3 (c) is the exploded view of Fig. 3 (a);
Fig. 4 is the laterally structural representation of encapsulation of the magnetic-type RFID electronic tag of the utility model embodiment three, and wherein, Fig. 4 (a) is the laterally Facad structure synoptic diagram of encapsulation of the utility model embodiment three, and Fig. 4 (b) is the side schematic view of Fig. 4 (a);
Fig. 5 is applied to the structural representation of circle base steel products for the magnetic-type RFID electronic tag of the utility model;
Fig. 6 is applied to the structural representation of slab steel products for the magnetic-type RFID electronic tag of the utility model;
Fig. 7 is applied to the structural representation of steel pipe for the magnetic-type RFID electronic tag of the utility model, and wherein, Fig. 7 (a) is applied to the structural representation of steel pipe for the utility model, and Fig. 7 (b) is that the A of Fig. 7 (a) is to synoptic diagram.
Among the figure: 1 identification division, 2 magnetic parts, 3 chips, 4 label antennas, 5 substrates, 6 printed layers, 7 magnet, 8 encapsulated layers, 9 rivets, 10 tack coats, 11 electronic tags, 12 circle base iron and steel, 13 slab iron and steel, 14 steel pipes, 15 read write lines, 16 concentric cable, 17 reading and writing device antennas, 18 web members.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Embodiment one: referring to Fig. 1, a kind of magnetic-type RFID electronic tag comprises identification division 1, magnetic part 2, web member 18, rivet 9 and tack coat 10.
Identification division 1 comprises chip 3, label antenna 4, substrate 5 and printed layers 6.Be provided with the data storage area in the chip 3, be used for storing the data message that is identified iron and steel, label antenna 4 adopts printing or etch process to be fixed on substrate 5 surfaces, and chip 3 is connected with label antenna 4, and chip 3 is fixed on same substrate 5 surfaces.Printed layers 6 sticks on chip 3 and label antenna 4 outside surfaces by tack coat 10, and printed layers 6 can be used to replenish visual information, can be with literal, figure or bar code printing on printed layers 6.
Magnetic part 2 comprises magnet 7, and magnet 7 can be designed to rectangle or arch according to the different iron and steel that is identified, thereby reaches better applying effect.
Identification division 1, magnetic part 2 are separately fixed at the first half and the latter half of web member 18 by tack coat 10, and 2 of identification division 1 and magnetic parts form angle, angular range is between 30 ° to 150 °, as a kind of most preferably scheme, identification division 1 is 90 ° with the angle that magnetic part 2 forms, and promptly identification division 1 is vertical with magnetic part 2.When magnetic part 2 absorption is installed in when being identified the steel products surface, identification division 1 is just perpendicular to the steel products surface.Therefore the identification division 1 of electronic tag 11 has just been realized the isolation on the space with the steel products surface, the electromagnetic wave of steel products surface reflection is different with the data-signal ripple direction that electronic tag 11 sends, be mutually 90 °, thereby effectively avoided the interference that superposes and produced on the electromagnetic wave phase place; Identification division 1 is perpendicular to the steel products surface, also can avoid harmful eddy current of producing between identification division 1 and the steel products surface, make steel products can not produce any influence, realized the effective identification of electronic tag 11 on the steel products surface to the data read of electronic tag 11.
In embodiment one, can on the latter half of web member 18, tack coat 10, magnet 7, have the corresponding through hole in position, the through hole that rivet 9 can pass on the latter half, tack coat 10, magnet 7 of web member 18 successively is affixed with magnet 7 and web member 18 the latter halfs, thereby further strengthened being connected of magnet 7 and web member 18 the latter halfs.In the present embodiment, rivet 9 can select for use materials such as rubber, plastics to make.
Embodiment two: referring to Fig. 2, a kind of magnetic-type RFID electronic tag comprises identification division 1, magnetic part 2, web member 18, tack coat 10, rivet 9, and wherein magnetic part 2 is identical with magnetic part 2 structures among the embodiment one.In the present embodiment, the first half of web member 18 is an encapsulated layer 8 with the tack coat that is pasted on web member 18 the first half, and encapsulated layer 8 is wrapped in the outside surface of identification division 1.Wherein, the printed layers 6 in the identification division 1 can directly stick on chip 3 and label antenna 4 outside surfaces or printed layers 6 directly sticks on the outside surface of encapsulated layer 8.
In the foregoing description one, embodiment two, magnet in the magnetic part 27 is encapsulated, magnet 7 can directly directly be contacted with the steel products surface, therefore the absorption affinity of 2 pairs of steel products of magnetic part of electronic tag 11 can significantly strengthen, and has reduced the probability that electronic tag 11 is subjected to displacement or comes off.
Embodiment three: referring to Fig. 3, a kind of magnetic-type RFID electronic tag comprises identification division 1, magnetic part 2, web member 18 and tack coat 10, and wherein identification division 1 is identical with identification division 1 structure among the embodiment two.In the present embodiment, the latter half of web member 18 also is encapsulated layer 8 with the tack coat that is pasted on web member 18 the latter halfs, and encapsulated layer 8 is wrapped in the outside surface of magnet 7.
Generally speaking, identification division 1 is an oblong-shaped, and according to different identification requirement, identification division 1 is identified steel surface relatively two encapsulation directions: vertical and horizontal.
For vertical encapsulation, referring to Fig. 3, identification division 1 extension elongation is long, and promptly the length of identification division 1 is greater than its width, and therefore vertically packaged electronic tag 11 is subjected to the probability of scratching bigger, but its recognition effect is better simultaneously; Magnetic part 2 is relative with the steel surface contact area less, is guaranteeing have under the situation of enough magnetic attractions between electronic tag 11 and the steel surface, and vertically packaged electronic tag 11 is suitable for the installation on the steel products curved surface.
For horizontal encapsulation, referring to Fig. 4, identification division 1 extension elongation is shorter, and promptly the length of identification division 1 is less than its width, so transverse electric subtab 11 is subjected to the probability of scratching less, but recognition effect is worse than the electronic tag 11 of vertical installation slightly.And because magnetic part 2 is bigger with the steel surface contact area, this electronic tag 11 is unfavorable for the installation on the curved surface, is suitable for the installation on the steel products plane.
Among the foregoing description one, embodiment two, the embodiment three:
Magnet 7 is selected the neodium magnet with high magnetic for use, to satisfy different installation requirements; That the material of printed layers 6 can be selected for use is made of paper, plastic foil, yarn fabric; Label antenna 4 can select for use copper and aluminium to make; Substrate 5, web member 18 all can select for use polyethylene terephthalate (PET) material to make.
Referring to Fig. 5, when electronic tag 11 was mounted on the side of round base or square billet steel products, present embodiment was selected round base iron and steel 12 products for use, because magnetic part 2 is relative with the contact area of steel products less, therefore can select the electronic tag 11 of vertical packing forms for use.Guaranteeing have under the situation of enough magnetic attractions between electronic tag 11 and the steel products surface, vertically packaged electronic tag 11 recognition effects are better.
Referring to Fig. 6, when electronic tag 11 is mounted on the side of slab iron and steel 13 products, can select the electronic tag 11 of horizontal packing forms for use according to the characteristics on slab iron and steel 13 product sizes.When slab iron and steel 13 products were put stacking, horizontal packaged electronic tag 11 was stretched out shorter, is not subject to scratching, and therefore laterally packaged electronic tag 11 recognition effects are better.
Referring to Fig. 7, when electronic tag 11 is applied to steel pipe 14 products, can select the electronic tag 11 of vertical packing forms for use.Vertical packaged electronic tag 11 is mounted on steel pipe 14 inner surfaces, and the identification division 1 of electronic tag 11 is relative with reading and writing device antenna 17.Read write line 15 is connected with reading and writing device antenna 17 by concentric cable 16, and reading and writing device antenna 17 is used for launching and accepting radio signal, and the electronic tag 11 of steel pipe 14 inside is discerned with information read.Because the identification division 1 in the electronic tag 11 is vertical with magnetic part 2, make label antenna 11 and reading and writing device antenna 17 realize coupling.
The magnetic part of the utility model electronic tag can be adsorbed on the steel products surface, the identification division of electronic tag can effectively be avoided electromagnetic wave phase place stack and the interference of the inductive loop that produces on the steel products surface, and it is simple in structure, can make things convenient for Fast Installation to paste and put, conveniently take off, reuse.

Claims (7)

1. magnetic-type RFID electronic tag, comprise identification division, wherein identification division comprises chip, label antenna, substrate, chip is connected with label antenna, and chip, label antenna all are fixed on the substrate surface, it is characterized in that: described electronic tag also comprises magnetic part, web member, tack coat, wherein magnetic partly comprises magnet, identification division, magnetic part are separately fixed at the first half, the latter half of web member by tack coat, and form angle between identification division and magnetic part.
2. magnetic-type RFID electronic tag according to claim 1 is characterized in that: the first half of described web member is an encapsulated layer with the tack coat that is pasted on web member the first half, and encapsulated layer is wrapped in the identification division outside surface.
3. magnetic-type RFID electronic tag according to claim 1 and 2, it is characterized in that: described magnetic part also comprises rivet, all have the corresponding through hole in position on web member the latter half, tack coat, the magnet, the through hole that rivet passes on web member the latter half, tack coat, the magnet successively is affixed with magnet and web member the latter half.
4. magnetic-type RFID electronic tag according to claim 1, it is characterized in that: the first half of described web member, the latter half and the tack coat that is pasted on web member the first half, the latter half are encapsulated layer, and encapsulated layer is wrapped in identification division, magnetic part outside surface.
5. magnetic-type RFID electronic tag according to claim 1, it is characterized in that: described identification division also comprises printed layers, printed layers sticks on chip and the label antenna outside surface.
6. magnetic-type RFID electronic tag according to claim 1 is characterized in that: the angular range that forms between described identification division and magnetic part is between 30 ° to 150 °.
7. magnetic-type RFID electronic tag according to claim 6 is characterized in that: the angle that forms between described identification division and magnetic part is 90 °.
CNU2008201534203U 2008-09-24 2008-09-24 Magnetic suction type RFID electronic label Expired - Lifetime CN201270116Y (en)

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Application Number Priority Date Filing Date Title
CNU2008201534203U CN201270116Y (en) 2008-09-24 2008-09-24 Magnetic suction type RFID electronic label

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Application Number Priority Date Filing Date Title
CNU2008201534203U CN201270116Y (en) 2008-09-24 2008-09-24 Magnetic suction type RFID electronic label

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102129595A (en) * 2010-01-12 2011-07-20 上海希硕信息科技有限公司 Metal electronic tag and manufacturing method thereof
CN102385685A (en) * 2011-10-18 2012-03-21 深圳市科信通信设备有限公司 Radio frequency tag system and use method for same
CN102651083A (en) * 2011-02-25 2012-08-29 中国钢铁股份有限公司 Radio frequency identification (RFID) label holder
CN104636791A (en) * 2013-11-10 2015-05-20 航天信息股份有限公司 Padlock type electronic tag
CN106529649A (en) * 2016-12-28 2017-03-22 杭州浙港智能科技有限公司 Electronic tag with magnetic suction type power supply
CN109284807A (en) * 2017-10-17 2019-01-29 上海云统信息科技有限公司 A kind of comprehensive electronic tag design method applied to Intelligentized mechanical manufacture

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102129595A (en) * 2010-01-12 2011-07-20 上海希硕信息科技有限公司 Metal electronic tag and manufacturing method thereof
CN102651083A (en) * 2011-02-25 2012-08-29 中国钢铁股份有限公司 Radio frequency identification (RFID) label holder
CN102651083B (en) * 2011-02-25 2015-11-25 中国钢铁股份有限公司 Radio RF identification label holder
CN102385685A (en) * 2011-10-18 2012-03-21 深圳市科信通信设备有限公司 Radio frequency tag system and use method for same
CN104636791A (en) * 2013-11-10 2015-05-20 航天信息股份有限公司 Padlock type electronic tag
CN106529649A (en) * 2016-12-28 2017-03-22 杭州浙港智能科技有限公司 Electronic tag with magnetic suction type power supply
CN109284807A (en) * 2017-10-17 2019-01-29 上海云统信息科技有限公司 A kind of comprehensive electronic tag design method applied to Intelligentized mechanical manufacture

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Granted publication date: 20090708