CN215219727U

CN215219727U - Electronic tag and cable

Info

Publication number: CN215219727U
Application number: CN202120270583.5U
Authority: CN
Inventors: 戴志波; 王丽媛; 赵景超
Original assignee: Beijing Suresource Technology Co ltd
Current assignee: Beijing Suresource Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-12-17
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses an electronic tags and cable, electronic tags includes: a dielectric layer having opposing first and second surfaces; a metal reflective layer on the second surface; an antenna assembly located at the first surface, the antenna assembly comprising: the antenna comprises a radiation oscillator and a chip connected with the radiation oscillator. Use the technical scheme provided by the utility model, through regard as implanted label with electronic tags, implant the inside of cable, can need not peripheral circuit and power, just can realize the full life cycle management to the cable to temperature variation that can the real-time supervision cable reports to the police in advance, has improved managerial efficiency and management level greatly, has reduced the maintenance cost.

Description

Electronic tag and cable

Technical Field

The utility model belongs to the technical field of the electronic tags technique and specifically relates to an electronic tags and cable are related to.

Background

Radio Frequency identification (rfid) technology, also called radio Frequency identification (rfid), is a communication technology that can read or write information stored in a transponder by radio electromagnetic wave signals and can perform non-visual reading without physical or optical contact. The target object is automatically identified in a radio frequency mode, manual intervention is not needed in identification, a plurality of targets can be identified simultaneously, remote reading can be achieved, the wireless RFID tag can work in various severe environments, the reader-writer is communicated with the electronic tag through an electromagnetic field or radio waves, so that objects are automatically identified and tracked, after the reader-writer reads information of the objects, the information is transmitted to the Internet, and people can obtain instant information of the objects through the Internet.

The electronic tag is a main information carrier in the RFID, and can identify information of an article, and then the article is incorporated into the management and control of the network by using the radio frequency identification technology. Therefore, how to design an electronic tag with a simple structure and convenient use is a problem to be solved urgently in the field of electronic tags.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electronic tags and cable, through implanting electronic tags into the inside of cable, can realize the asset management and the real-time temperature monitoring of cable and overtemperature alarm, improved managerial efficiency and management level greatly, reduced the maintenance cost.

In order to achieve the above object, the present invention provides the following technical solutions:

an electronic tag, the electronic tag comprising:

a dielectric layer having opposing first and second surfaces;

a metal reflective layer on the second surface;

an antenna assembly located at the first surface, the antenna assembly comprising: the antenna comprises a radiation oscillator and a chip connected with the radiation oscillator.

Preferably, in the electronic tag, the dielectric layer has an accommodating space, and the chip is located in the accommodating space.

Preferably, in the electronic tag, the accommodating space is a through hole penetrating through the dielectric layer.

Preferably, in the electronic tag, the accommodating space is a blind hole having a depth not exceeding the thickness of the dielectric layer.

Preferably, in the electronic tag, the dielectric layer is a long strip, the radiation oscillator has at least one strip-shaped slot, and an extending direction of the strip-shaped slot is the same as an extending direction of the long strip-shaped dielectric layer.

Preferably, in the electronic tag described above, the antenna assembly includes: the substrate layer, the radiation oscillator and the chip all sets up the substrate layer is towards the surface of dielectric layer.

Preferably, in the electronic tag, the dielectric layer is a substrate layer of the antenna assembly;

the first surface has a patterned first metal layer that includes the radiating element.

Preferably, in the electronic tag, the accommodating space is a blind hole with a depth smaller than the thickness of the dielectric layer;

part of the radiation oscillator is located in the blind hole, the other part of the radiation oscillator is located on the first surface, and the chip is located in the blind hole.

Preferably, in the electronic tag, the chip is an RFID chip integrated with a temperature measurement function.

The utility model also provides a cable, the cable includes: an electronic label as claimed in any preceding claim.

According to the above description, the electronic tag and the cable provided by the technical solution of the present invention can be implanted into the target object as an implanted tag, for example, the target object can be a cable. After the product is implanted into the cable, the surface of the cable is not raised, the normal dragging and use of the cable are not influenced, and the performance is stable. And the product adopts an ultra-bandwidth design, can meet the application of cables with different specifications, and can stably read cables with different thicknesses and materials.

And, the utility model provides an electronic tags has adopted the RFID chip of integrated temperature measurement function, and the passive RFID electronic tags of hyperfrequency is constituteed to the dielectric layer, and this electronic tags can be used to the meter number inventory of cable asset, temperature monitoring, overtemperature alarm and all kinds of management uses, need not peripheral circuit and power and just can realize the full life cycle management to the cable, again can real-time supervision cable temperature change, report to the police in advance, improved managerial efficiency and management level greatly, reduced the maintenance cost.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.

Fig. 1 is a side cut-away view of an electronic tag according to an embodiment of the present invention;

fig. 2 is a side cut-away view of another electronic tag according to an embodiment of the present invention;

fig. 3 is a top view of an electronic tag according to an embodiment of the present invention;

fig. 4 is a front cross-sectional view of an electronic tag according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an antenna assembly according to an embodiment of the present invention;

fig. 6 is a side cut-away view of another electronic tag according to an embodiment of the present invention;

fig. 7 is a side cut-away view of another electronic tag according to an embodiment of the present invention;

fig. 8 is a sectional view of a cable according to an embodiment of the present invention.

Detailed Description

Embodiments of the present application will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the application are shown, and in which it is to be understood that the embodiments described are merely illustrative of some, but not all, of the embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Radio Frequency Identification (RFID) technology is a non-contact automatic identification technology. The target object is automatically identified in a radio frequency mode, manual intervention is not needed in identification, a plurality of targets can be identified simultaneously, remote reading can be achieved, the wireless RFID tag can work in various severe environments, the reader-writer is communicated with the electronic tag through an electromagnetic field or radio waves, so that objects are automatically identified and tracked, after the reader-writer reads information of the objects, the information is transmitted to the Internet, and people can obtain instant information of the objects through the Internet.

The electronic tag is a main information carrier in the RFID, and can identify information of an article, and then the article is incorporated into the management and control of the network by using the radio frequency identification technology.

At present, the high-voltage cable temperature measurement technology on the market mainly adopts the modes of embedding a high-voltage cable and pasting a temperature sensing optical fiber on the surface of the high-voltage cable to carry out 24-hour uninterrupted full-path monitoring, the mode has high cost and low measurement progress, and the adopted cable temperature measurement means all need the participation of peripheral equipment, so that the management efficiency and the management level are lower, and the maintenance cost is high.

Meanwhile, cables with different voltage grades have a plurality of specifications, and the diameter, the material of armor, the material and the thickness of a sheath, the presence or absence of non-woven fabrics and the like of the cables made by different specifications or different cable factories are greatly different, and the reading performance of the electronic tag is seriously influenced by the factors. Common electronic tags on the market cannot be compatible with used application scenes and cannot be universal.

In addition, the conventional flexible metal-resistant label medium on the market adopts PP or PE foam (polypropylene foam material), most of the foam is not high-temperature resistant, the temperature exceeds 85 ℃, and the foam deforms. And the foam is elastic and can deform under the extrusion of external force, thus seriously affecting the reading performance of the electronic tag. Because the cable sheath has very big pressure when moulding plastics, therefore ordinary flexible anti metal electronic tags can not implant in the cable inside.

Therefore, in order to solve the above problem, the present invention provides an electronic tag and a cable, the electronic tag includes:

a dielectric layer having opposing first and second surfaces;

a metal reflective layer on the second surface;

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, fig. 1 is a side cut-away view of an electronic tag according to an embodiment of the present invention, and specifically, fig. 1 is a cut-away view along an extending direction of the electronic tag.

As shown in fig. 1, the electronic tag includes:

a dielectric layer 11, the dielectric layer 11 having opposing first and second surfaces;

a metal reflective layer 12 on the second surface;

an antenna assembly located at the first surface, the antenna assembly comprising: a radiation oscillator 13 and a chip 14 connected to the radiation oscillator 13.

This dielectric layer 11 can adopt thickness to be not more than 1.5mm to the little, flexible material that can buckle, can bear the indeformable extrusion pressure of 10 tons of dielectric loss can select flexible materials such as thermoplastic elastomer (TPE), thermoplastic polyurethane elastomer rubber (TPU), Polytetrafluoroethylene (PTFE), that is to say, dielectric layer 11 can be flexible dielectric layers such as TPE dielectric layer, TPU dielectric layer, PTFE dielectric layer, and flexible material size is stable, and the short time can bear the high temperature of about 200 ℃, and when bearing the injection pressure of about 10 tons, the material is indeformable, can guarantee that electronic tags implants the cable after, product property can be stable.

The metal reflecting layer 12 may be a copper reflecting layer, an aluminum reflecting layer, or a silver reflecting layer, and the metal reflecting layer 12 may be implemented by using a copper clad laminate process, may be implemented by using a copper foil or aluminum foil adhesive method, may be implemented by using a copper etching or aluminum etching method on a substrate such as Polyimide (PI), polyethylene naphthalate (PEN), or the like, and then is adhered to the dielectric layer 11. The metal reflective layer 12 can reflect and superimpose the back lobe radiation level of the antenna on the front surface to increase the radiation gain of the antenna and improve the application condition of the product.

The antenna assembly can be made by compounding, pressing and etching a high-temperature-resistant base material which can be polyimide or PEN (polyethylene glycol) as a base material and copper as a radiation oscillator 13, and is adhered to the first surface of the dielectric layer 11 by using an adhesive, the chip 14 preferably uses double-sided Flat No-lead package (DFN), and the chip can be subjected to surface mount welding by using high-temperature-resistant solder paste. The location of the die 14 within the substrate aperture may protect the die 14 from compression and may also reduce the overall thickness of the product.

The utility model discloses among the technical scheme, this electronic tags can regard as implanted label, implants the inside of target object, can be the cable if target object. After the product is implanted into the cable, the surface of the cable is not raised, the normal dragging and use of the cable are not influenced, and the performance is stable. And the product adopts an ultra-bandwidth design, can meet the application of cables with different specifications, and can stably read cables with different thicknesses and materials.

In the embodiment of the present invention, the dielectric layer 11 has an accommodating space 15, and the chip 14 is located in the accommodating space 15. The chip 14 is provided with a storage device which can store the codes and related information of the assets, and realizes non-visual reading and storage by using electromagnetic waves through special reading and writing equipment, thereby greatly reducing the cost of operators in the processes of counting meters and managing the assets.

In the manner shown in fig. 1, the accommodating space 15 may be a through hole penetrating through the dielectric layer 11. In addition, a through hole penetrating the metal reflective layer 12 may be provided at a position of the metal reflective layer 12 corresponding to the chip 14, or a whole layer of the metal reflective layer 12 without holes may be directly formed.

As shown in fig. 2, fig. 2 is a side cut-away view of another electronic tag provided by an embodiment of the present invention, specifically, fig. 2 is a cut-away view along an extending direction of the electronic tag, in the manner shown in fig. 2, the accommodating space 15 may also be a blind hole with a depth not exceeding the thickness of the dielectric layer 11, a part of the radiation oscillator 13 is located in the blind hole, another part of the radiation oscillator 13 is located on the first surface, and the chip 14 is located in the blind hole.

In the mode shown in fig. 1 and fig. 2, the antenna assembly is prepared separately, and then is attached and fixed to the surface of the dielectric layer 11, the chip faces the accommodating space 15 and is placed in the accommodating space 15, and the antenna assembly may be attached and fixed to the dielectric layer 11 through an adhesive layer.

Referring to fig. 3 and fig. 4, fig. 3 is a top view of an electronic tag provided by an embodiment of the present invention, and fig. 4 is a front sectional view of an electronic tag provided by an embodiment of the present invention. Fig. 3 is a cross-sectional view of fig. 2 along a direction a-a', which is perpendicular to the extending direction of the electronic tag.

As shown in fig. 3 and 4, the dielectric layer 11 is a long strip, the radiation oscillator 13 has at least one strip-shaped slot 21, and an extending direction of the strip-shaped slot 21 is the same as an extending direction of the long strip-shaped dielectric layer 11. In fig. 3, two strip-shaped slots 21 extending in parallel to the extending direction of the electronic tag are illustrated as an example. The number and length of the strip-shaped slots 21 are matched with the impedance of the chip 14, and the slot depth is not specifically limited, and the slot depth penetrates through the metal layer of the antenna component.

The embodiment of the utility model provides an in, electronic tags wholly carries out the narrow limit design, adopts ultra-thin, thin narrow banding antenna module, and the structure is slenderness type, is fit for pasting on the cable armour of different camber diameters, implants the inside of cable. After the electronic tag is implanted into the cable, the surface of the cable is not raised, the normal dragging and use of the cable are not influenced, and the performance is stable. And the product adopts the ultra-bandwidth design, can meet the cable application of different specifications and different manufacturers, and can realize the stable reading of the electronic tags on cables with different thicknesses and materials.

In the embodiment of the present invention, the antenna module is as shown in fig. 5, and fig. 5 is the embodiment of the present invention provides a structural schematic diagram of an antenna module, this antenna module includes: the substrate layer 16, the radiation oscillator 13 and the chip 14 are all arranged on the surface of the substrate layer 16 facing the dielectric layer 11. The antenna assembly can be prepared separately and then fixed on the surface of the dielectric layer 11 by gluing, the radiating oscillator 13 and the chip 14 are both arranged on the surface of the substrate layer 16 facing the dielectric layer 11, and the chip 14 is arranged in the accommodating space 15 of the dielectric layer 11.

The antenna assembly can be formed by compounding, pressing and etching a substrate layer made of polyimide and PEN and a radiating oscillator 13 made of copper, is adhered to the first surface of the dielectric layer 11 by an adhesive, and is bonded to the chip 14 by high-temperature-resistant solder paste, wherein the chip 14 is preferably double-sided flat non-leaded package (DFN). The location of the die 14 within the substrate aperture may protect the die 14 from compression and may also reduce the overall thickness of the product.

High-temperature-resistant paper can be compounded above the antenna assembly, and surface information printing of the electronic tag can be performed. The finished product of the electronic tag can be made into a roll-to-roll form or a sheet form, so that the printing and the mounting of the product are facilitated. The electronic tag has a temperature monitoring function, can also have other sensing functions, and can monitor the temperature and alarm the exceeding threshold value in real time. The temperature monitoring function of the electronic tag reduces the cost of temperature monitoring after the high-voltage cable is electrified.

In the embodiment of the present invention, the chip 14 may be an RFID chip with an integrated temperature measurement function. The temperature measurement function of the electronic tag is mainly that the chip 14 has a temperature measurement function. The reader-writer sends a temperature reading command, the electronic tag sends a temperature value to the reader-writer after receiving the command, the temperature value is displayed through upper computer software, and if the measured temperature exceeds a set temperature threshold, the upper computer software can give alarm prompt information.

As shown in fig. 6, fig. 6 is a side cut view of another electronic tag according to an embodiment of the present invention, in which the dielectric layer 11 can be used as a substrate layer of the antenna assembly; the first surface has a patterned first metal layer comprising the radiating element 13, i.e. the radiating element 13 is formed directly on the first surface. The first metal layer may be a copper layer or other metal reflective layer. That is, the radiation element 13 is directly formed on the first surface of the dielectric layer 11, and in this case, a separate substrate layer is not required for the antenna assembly. This method requires the formation of the radiating element 13 and then the bonding of the chip 14 to the surface of the radiating element 13.

Referring to fig. 7, fig. 7 is a side cut-away view of another electronic tag according to an embodiment of the present invention. As shown in fig. 7, the dielectric layer may be a glass fiber 51, or any one of the above dielectric layers, a metal reflective layer 12 is formed on one surface thereof, a patterned first metal layer 53 is formed on the other surface thereof, and then the chip 14 is bonded in the blind via. The first metal layer 53 may be a copper layer or other metal reflective layer.

In the embodiment of the utility model provides an in, this electronic tags directly adopts glass fiber 51 copper-clad plate, and antenna module and metal reflection stratum 12 are accomplished through the etching. The glass fiber 51 is made into a chip, the flexibility is poor, the blind hole is suitable for being opened, a copper layer is firstly brushed to manufacture an antenna assembly, and then the chip 14 is manufactured on the copper layer of the blind hole.

The utility model provides an electronic tags has adopted the RFID chip of integrated temperature measurement function, constitute hyperfrequency passive RFID electronic tags with the dielectric layer, this electronic tags can be used to the meter number inventory of cable asset, temperature monitoring, overtemperature alarm and all kinds of management uses, need not peripheral circuit and power and just can realize the full life cycle management to the cable, again can real-time supervision cable temperature variation, report to the police in advance, improved managerial efficiency and management level greatly, reduced the maintenance cost.

Based on the above embodiment, the utility model discloses another embodiment still provides a cable, the cable is as shown in fig. 8, fig. 8 is the utility model provides a tangent plane drawing of cable, the cable includes the electronic tags 71 that describe in the above-mentioned embodiment.

As shown in fig. 8, the cable comprises from inside to outside: conductor 61, conductor shield 62, insulation 63, insulation shield 64, metal shield 65, filler medium 66, tape 67, liner 68, armor 69, and jacket 70. The electronic tag 71 is positioned between the sheath 70 and the armor 69 and is adhered to the armor 69.

The embodiment of the utility model provides an in, in the cable production link, can regard electronic tags 71 as implanted label, implant the inside of cable, install electronic tags 71 on the armor 69 surface of cable. An adhesive can be attached below a metal reflecting layer of the electronic tag 71, the electronic tag 71 is fixed on an armor 69 of the cable through the adhesive, a cable sheath 70 is injected outside the armor 69 and the electronic tag 71 through a heating rod, and the electronic tag 71 and the armor 69 are sealed in the sheath 70 together.

The embodiment of the utility model provides an in, electronic tags 71's dielectric layer thickness is not more than 1.5mm, and the whole thickness of product is not more than 3 mm. The electronic tag is arranged on the armor 69, the electronic tag 71 and the armor 69 are sealed in the sheath 70, and the sheath 70 is extruded and injection-molded on the outer layers of the electronic tag 71 and the armor 69 through a heating rod. After the electronic tag 71 is subjected to extrusion injection molding, the electronic tag is not deformed and has stable size. The farthest reading distance of the electronic tag 71 can reach 2 m. The farthest reading temperature distance of the electronic tag can reach 1.5 m.

The electronic tag 71 can be attached along the cable along the length direction of the tag. After the electronic tag 71 is implanted into the cable, the surface of the cable is not raised, and the normal dragging and use of the cable are not influenced. And the product adopts an ultra-bandwidth design, can meet the application of cables with different specifications, and can stably read cables with different thicknesses and materials.

According to the above description, the technical scheme of the utility model provides an in the cable, electronic tags can regard as implanted label, implants the inside of cable. After the product is implanted into the cable, the surface of the cable is not raised, the normal dragging and use of the cable are not influenced, and the performance is stable. And the product adopts an ultra-bandwidth design, can meet the application of cables with different specifications, and can stably read cables with different thicknesses and materials.

The embodiments in the present description are described in a progressive manner, or in a parallel manner, or in a combination of a progressive manner and a parallel manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments can be referred to each other. For the cable disclosed in the embodiment, since it corresponds to the electronic tag disclosed in the embodiment, the description is relatively simple, and the relevant points can be referred to the description of the electronic tag part.

It should be noted that in the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An electronic tag, characterized in that the electronic tag comprises:

a dielectric layer having opposing first and second surfaces;

a metal reflective layer on the second surface;

an antenna assembly located at the first surface, the antenna assembly comprising: the antenna comprises a radiation oscillator and a chip connected with the radiation oscillator;

the dielectric layer is provided with an accommodating space, and the chip is positioned in the accommodating space.

2. The electronic tag according to claim 1, wherein said receiving space is a through hole penetrating said dielectric layer.

3. The electronic tag according to claim 1, wherein said receiving space is a blind hole having a depth not exceeding the thickness of said dielectric layer.

4. The electronic tag according to claim 1, wherein the dielectric layer is elongated, the radiation oscillator has at least one elongated slot, and the elongated slot extends in the same direction as the elongated dielectric layer.

5. The electronic tag of claim 1, wherein the antenna assembly comprises: the substrate layer, the radiation oscillator and the chip all sets up the substrate layer is towards the surface of dielectric layer.

6. The electronic tag of claim 1, wherein the dielectric layer is a substrate layer of the antenna assembly;

7. The electronic tag according to claim 6, wherein the accommodating space is a blind hole having a depth smaller than the thickness of the dielectric layer;

8. The electronic tag according to any of claims 1-7, wherein the chip is an RFID chip integrating thermometry functionality.

9. A cable, comprising:

an electronic label according to any one of claims 1-8.