CN215870920U - Active RFID electronic tag charging system and cabinet - Google Patents

Abstract

The utility model provides an active RFID electronic tag charging system and a cabinet, wherein the system comprises a charging device and an electronic tag; the charging device comprises an external power supply and an output coil; the external power supply is used for transmitting alternating current to the output coil; the electronic tag comprises a receiving coil and a rechargeable battery; the receiving coil is close to the output coil and is connected with the rechargeable battery, the rechargeable battery is wirelessly charged through the matching of the output coil and the receiving coil, the rechargeable battery inside the active electronic tag is wirelessly charged, the service cycle of the battery is prolonged, and the operation risk and labor cost caused by subsequent battery replacement are reduced.

Description

Active RFID electronic tag charging system and cabinet

Technical Field

This paper belongs to electronic tags technical field, concretely relates to active RFID electronic tags charging system and rack.

Background

With the great increase of the equipment amount of the data center, more and more data centers use Radio Frequency Identification (RFID, electronic tag for short) asset positioning equipment to automatically position a cabinet server, the workload of equipment management personnel for checking the equipment can be reduced through the positioning equipment, and meanwhile, a cabinet space simulation 3D machine room can be acquired in real time. The RFID location device can be deployed once in the cabinet, but the active electronic tag often requires constant maintenance, such as battery failure or battery replacement. Currently, non-rechargeable button batteries are used for providing power for active electronic tags, so that the electronic tags need to select different battery capacities according to requirements of users and design shapes of the electronic tags according to sizes of the batteries. If a user needs to have a long endurance, a battery with large battery capacity needs to be configured, so that the electronic tag is large in size and slightly heavy, and therefore a contradiction exists between the use of a non-rechargeable battery by a portable electronic tag which can keep the endurance long, and how to improve the endurance capacity of the battery becomes a technical problem which needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, an object of the present disclosure is to provide an active RFID electronic tag charging system and a cabinet, which can effectively improve the cruising ability of a battery in an active RFID electronic tag.

In order to solve the technical problems, the specific technical scheme is as follows:

in one aspect, provided herein is an active RFID electronic tag charging system, the system comprising a charging device and an electronic tag;

the charging device comprises an external power supply and an output coil;

the external power supply is used for transmitting alternating current to the output coil;

the electronic tag comprises a receiving coil and a rechargeable battery;

the receiving coil is close to the output coil and connected with the rechargeable battery, and the rechargeable battery is wirelessly charged through the matching of the output coil and the receiving coil.

Furthermore, the charging device further comprises a first alternating current device, an input end of the first alternating current device is connected with the external power supply, and an output end of the first alternating current device is connected with the output coil; the first alternating current transformer is used for rectifying the output current of the external power supply into preset alternating current so as to enable the output coil to receive the preset alternating current.

Optionally, the first alternating current device is provided with a connection interface, and the connection interface is matched with an external interface of the external power supply.

Optionally, the connection interface is a USB interface.

Furthermore, the charging device further comprises a control switch, and the control switch is connected with the first alternating current device and is used for controlling the operation of the first alternating current device.

Further, the electronic tag further comprises a second rectifier, and the second rectifier is connected with the receiving coil and is used for converting the alternating current generated by the receiving coil into direct current and outputting the direct current to the rechargeable battery.

Further, the charging device further comprises a first magnetic part, and the electronic tag further comprises a second magnetic part;

and the electronic tag is fixed on the charging device through the matching of the first magnetic piece and the second magnetic piece.

Furthermore, the charging device is fixed on the server, and the external power supply is a power supply device inside the server.

Optionally, the system further comprises a protective housing, which is fixed on the server and is used for supporting the electronic tag.

In another aspect, a cabinet is also provided herein, the cabinet including a rack and a positioning controller;

a plurality of placing spaces for placing servers are arranged on the rack, and each server is provided with the system;

the positioning controller is arranged on the vertical side wall of the rack and used for positioning the servers by receiving signals transmitted by the electronic tags in each server.

By adopting the technical scheme, the active RFID electronic tag charging system and the cabinet provided by the utility model comprise a charging device and an electronic tag; the charging device comprises an external power supply and an output coil; the external power supply is used for transmitting alternating current to the output coil; the electronic tag comprises a receiving coil and a rechargeable battery; the receiving coil is close to the output coil and connected with the rechargeable battery, and the rechargeable battery is wirelessly charged through the matching of the output coil and the receiving coil. The rechargeable battery in the active electronic tag is charged wirelessly, so that the service cycle of the battery is prolonged, and the operation risk and labor cost caused by subsequent battery replacement are reduced.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

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

Fig. 1 shows a schematic arrangement position of an electronic tag in the embodiment herein;

fig. 2 shows a schematic structural diagram of an active RFID electronic tag charging system provided in an embodiment herein;

fig. 3 shows another schematic structural diagram of an active RFID electronic tag charging system provided in an embodiment herein;

fig. 4 shows a schematic diagram of an operating logic of the active RFID electronic tag charging system provided in the embodiments herein.

Description of the symbols of the drawings:

10. a cabinet;

20. a positioning controller;

30. a server;

40. an electronic tag;

41. a rechargeable battery;

42. a receiving coil;

43. a second rectifier;

50. a charging device;

51. an external power supply;

52. an output coil;

53. a first alternating current transformer;

54. and controlling the switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments herein without making any creative effort, shall fall within the scope of protection.

It should be noted that the terms "first," "second," and the like in the description and claims herein and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments herein described are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.

In the prior art, as the equipment amount of a data center is greatly increased, more and more data centers use Radio Frequency Identification (RFID for short) asset positioning equipment to automatically position a cabinet server, the workload of equipment management personnel for checking the equipment can be reduced through the positioning equipment, and meanwhile, a cabinet space simulation 3D machine room can be acquired in real time. The RFID location device can be deployed once in the cabinet, but the active electronic tag often requires constant maintenance, such as battery failure or battery replacement. Currently, non-rechargeable button batteries are used for providing power for active electronic tags, so that the electronic tags need to select different battery capacities according to requirements of users and design shapes of the electronic tags according to sizes of the batteries. If the user needs to have a long endurance, the user needs to configure a battery with large battery capacity, so that the electronic tag has a large volume and is slightly heavy, and therefore, the electronic tag which can keep a long endurance and is light and convenient uses a non-rechargeable battery has a contradiction.

In order to solve the above problem, an embodiment of the present specification provides a charging system for an active RFID electronic tag, which can implement wireless charging of an electronic tag on a server, as shown in fig. 1, which is a schematic location diagram of the electronic tag, wherein a server 30 is disposed on a cabinet 10, and the electronic tag 40 is configured to transmit location information of the server 30 and is determined to be received by a controller to implement location of the server 30. The system is through setting up charging device 50, charging device 50 is right wireless charging is carried out to the inside battery of electronic tags 40 to the continuous supply of the inside battery electric energy of electronic tags 40, consequently through the regular wireless charging to the battery in electronic tags 40, can improve electronic tags 40's life cycle, can also avoid simultaneously because the operation risk that the battery brought is changed, has reduced a large amount of costs of labor.

Specifically, as shown in fig. 2, which is a schematic structural diagram of the system, the system includes a charging device 50 and an electronic tag 40, the charging device 50 includes an external power source 51 and an output coil 52; the external power supply 51 is used for supplying alternating current to the output coil 52; the electronic tag 40 comprises a receiving coil 42 and a rechargeable battery 41; the receiving coil 42 is disposed close to the output coil 52 and connected to the rechargeable battery 41, and the rechargeable battery 41 is wirelessly charged through the cooperation of the output coil 52 and the receiving coil 42.

It is understood that the electronic tag 40 is fixed on each server 30 in the cabinet 10 for automatically positioning the server 30, so as to facilitate the subsequent deployment of the server 30, and the electronic tag 40 may be an active electronic tag 40, and its internal transmitting antenna transmits data to the outside through the energy provided by the rechargeable battery 41, so as to be received by an external reader and acquire the information transmitted by the electronic tag 40.

The charging device 50 may be fixed to the servers 30, that is, each server 30 is provided with a charging device 50 corresponding to the electronic tag 40, and an internal power supply device of the server 30 may be used as the external power supply 51, so that the arrangement of additional devices may be reduced, and the simplicity of the whole device may be further improved.

In some other embodiments, the charging device 50 may also be disposed on the cabinet 10, and the charging device 50 is disposed at a position close to the electronic tags 40, that is, an output coil 52 is disposed near each electronic tag 40, so that the independence of the operation of the server 30 may be improved, and meanwhile, a problem of the server 30 caused by improper route planning is avoided, which results in a large loss. In a further embodiment, each of the cabinets 10 may be provided with one external power supply 51, and all the output coils 52 on the cabinet 10 are connected to the external power supply 51, so that all the electronic tags 40 on a single cabinet 10 can be powered by one external power supply 51, and the centralized control capability and efficiency of the wireless charging of the electronic tags 40 in the cabinet 10 are improved.

In a further embodiment, in view of the limited power consumption of the electronic tag 40 and the structural limitation of the electronic tag 40, each rechargeable battery 41 is smaller in size and therefore stores less electric energy, so that in actual operation, the rechargeable battery 41 may not need to be charged with a greater electric energy conversion efficiency, and therefore each output coil 52 may also correspond to a plurality of receiving coils 42. For example, according to the actual situation, a plurality of adjacent receiving coils 42 are set as a group, and each group of receiving coils 42 corresponds to one output coil 52, so that the arrangement of the output coils 52 can be reduced, the arrangement cost is reduced, and meanwhile, it can be avoided that each electronic tag 40 needs to be provided with an output coil 52, and the maintenance cost is reduced, thereby improving the charging efficiency, and the number of the receiving coils 42 of each group and the arrangement position of the output coils 52 are set according to the actual situation, which is not limited in this specification.

In the embodiment of the present disclosure, the output coil 52 and the receiving coil 42 are both closed coils, the shape and the number of turns of the coil are set according to practical situations, for example, due to the limitation of the size of the electronic tag 40, the size of the receiving coil 42 may be an orientation, an ellipse, etc., while the size of the output coil 52 may be set according to its practical location, the number of turns of the output coil 52 may be greater than the number of turns of the receiving coil 42, so that more electric energy can be output to the receiving coil 42, and the size and the number of turns of the output coil 52 and the receiving coil 42 are not limited in the present disclosure.

When the output coil 52 and the receiving coil 42 are close to each other, when alternating current is introduced into the output coil 52, the output coil 52 forms a closed loop, and since the alternating current is in the closed loop, the magnetic flux of the closed loop changes, and further the magnetic flux of the closed loop of the receiving coil 42 close to the output coil 52 also changes, so that current is formed on the receiving coil 42, and the formed current can charge the rechargeable battery 41, wireless charging of the rechargeable battery 41 inside the electronic tag 40 is realized based on the magnetic induction principle, so that the working period of the rechargeable battery 41 is prolonged.

In order to realize effective control of wireless charging, as shown in fig. 3, the charging device 50 may further include a first alternating current converter 53, an input end of the first alternating current converter 53 is connected to the external power supply 51, and an output end of the first alternating current converter 53 is connected to the output coil 52; the first alternating current transformer 53 is configured to rectify an output current of the external power source 51 into a preset alternating current, so that the output coil 52 receives the preset alternating current.

It can be understood that the parameter of the alternating current output to the output coil 52 can be controlled by providing the first alternating current transformer 53, so that reliable wireless power output to the rechargeable battery 41 can be realized, and the reliability and safety of wireless charging are improved.

In a further embodiment, the first ac current transformer 53 is provided with a connection interface, and the connection interface is matched with an external interface of the external power source 51. Through setting up the connection interface, can be when needs charge first alternating current ware 53 with external power supply 51 intercommunication, thereby the realization is right rechargeable battery 41's wireless charging, simultaneously the setting of connection interface can also improve wireless charging's convenience, and operating personnel can give regularly rechargeable battery 41 charges, has avoided right rechargeable battery 41's long-term continuous charging reduces its work efficiency. Optionally, the connection interface may be a USB interface, a TYPE-C interface, or the like, which is not limited in this specification.

In some other embodiments, when the external power source 51 is an internal power supply device of the server 30, the first alternating current transformer 53 may also be directly connected to the power supply device, specifically, an input end of the first alternating current transformer 53 may be connected to a motherboard of the server 30, so that the charging device 50 may be used as a partial component of the server 30, and may be internally assembled when a manufacturer of the server 30 performs structural design and machining assembly on the server 30, thereby improving the simplicity of the entire server 30.

In the embodiment of the present disclosure, the charging device 50 may further include a control switch 54, where the control switch 54 is connected to the first alternating current transformer 53 and is used for controlling the operation of the first alternating current transformer 53. The control switch 54 may be a controller, and may arrange the output current of the external power supply 51 into an alternating current with preset parameters by controlling the operating parameters of the first alternating current device 53, so as to improve the efficiency and reliability of wireless charging.

Since the receiving current of the rechargeable battery 41 is a direct current, as shown in fig. 3, the electronic tag 40 may further include a second rectifier 43, and the second rectifier 43 is connected to the receiving coil 42 and is configured to convert the alternating current generated by the receiving coil 42 into a direct current and output the direct current to the rechargeable battery 41. Wherein the operating parameters of said second rectifier 43 can be configured in advance so that the received alternating current can be directly rectified into a direct current that can be received by said rechargeable battery 41.

In some other embodiments, the electronic tag 40 may further include a second controller and a signal collector, the signal collector may use the current parameters, such as current frequency, magnitude, effective value, and the like, generated by the receiving coil 42, and the second controller is configured to receive the current parameters collected by the signal collector and control the operation of the second rectifier 43 according to the current parameters, so as to arrange the generated alternating current into a current capable of being received by the rechargeable battery 41, and in actual operation, the signal collector may obtain the parameters of the alternating current generated by the receiving coil 42 in real time and send the parameters to the second rectifier 43 in real time, which may improve the accuracy of rectification by the second rectifier 43 and avoid damage to the rechargeable battery 41 caused by non-standard current.

Among the prior art, electronic tags 40 generally fix in server 30 through the mode of pasting, and this kind of mode is connected unstably, has the risk that drops under the long-term fixed condition to the accurate location to server 30 is influenced, and the mode of pasting in addition is also inconvenient to electronic tags 40 to be adjusted and change, influences its use on the contrary and experiences the sense.

In the embodiment of the present specification, in order to improve the fixing capability of the electronic tag 40, the charging device 50 further includes a first magnetic member, and the electronic tag 40 further includes a second magnetic member; the electronic tag 40 is fixed on the charging device 50 by the cooperation of the first magnetic member and the second magnetic member.

It can be understood that this description has realized the fixed to electronic tags 40 through magnetism the principle of inhaling, still is convenient for like this change and adjustment electronic tags 40, and the stability of simultaneously magnetism is inhaled has guaranteed the fixed persistence of electronic tags 40, wherein first magnetism spare with second magnetism spare can inhale the principle setting mutually through opposite polarities, for example, the one end of first magnetism spare is the S utmost point, the second magnetism spare with the one side that first magnetism spare is relative is the N utmost point, inhales the principle through opposite polarities mutually and realizes fixing, and fixed mode can improve great appeal like this, avoids appearing droing.

In some other embodiments, the first magnetic member and the second magnetic member may be a magnet and a ferromagnetic material, respectively, so as to achieve attraction and fixation, and in actual operation, the first magnetic member may be a ferromagnetic material, so as to avoid attraction to other ferromagnetic materials, thereby improving the experience of the charging device 50.

In order to improve the simplicity of the structure of the charging device 50, the output coil 52 may be disposed inside the first magnetic member, which is exemplarily in a ring structure, and the output coil 52 is disposed inside the ring, so as to obtain a compact and clear charging device 50.

In some other embodiments, the electronic tag 40 may be directly fixed on the server 30, and the charging device 50 is also disposed on the server 30 and is disposed close to the electronic tag 40. For example, the second magnetic member is a magnet, the housing of the server 30 may be a ferromagnetic substance, and the electronic tag 40 is fixed in the server 30 by an attractive force, or a magnet is disposed in a specific area of the server 30, and the second magnetic member is a magnet, and the electronic tag 40 is fixed in the server 30 by an attractive force, and other arrangement modes are included as long as the magnetic attraction and fixation of the electronic tag 40 can be achieved, which is not limited in this specification.

To further include the electronic tag 40, the system may further include a protective housing fixed to the server 30 for supporting the electronic tag 40. In actual work, the protective housing can be fixed in the server 30 through screws, so that the difficulty of structural design of the server 30 can be reduced, the protective housing can be adjusted in real time according to the position of the electronic tag 40, and the protective housing can be arranged to prevent the electronic tag 40 from falling off accidentally.

As shown in fig. 4, the working logic diagram of the active RFID electronic tag charging system provided in the embodiment of the present disclosure is specifically that, first, a charging circuit of a charging device 50 is turned on, the first alternating current transformer 53 obtains an alternating current with preset current parameters by rectifying a current output by the external power supply 51, so that a closed loop of the preset current is formed in the output coil 52, and due to an effect of the alternating current, the receiving coil 42 close to the output coil 52 also generates a current according to an electromagnetic induction principle, and the generated current is converted into a direct current with preset parameters by the second rectifier 43, so as to implement wireless charging of the rechargeable battery 41 inside the electronic tag 40. The battery in the electronic tag 40 is set as the rechargeable battery 41, and the charging device 50 is arranged to realize wireless charging of the rechargeable battery 41, so that the service cycle of the battery is prolonged, and the operation risk and labor cost caused by subsequent battery replacement are reduced.

On the basis of the active RFID electronic tag charging system provided above, an embodiment of the present specification further provides a cabinet, where the cabinet 10 includes a rack and a positioning controller 20;

a plurality of placing spaces for placing the servers 30 are arranged on the rack, and each server 30 is provided with the system;

the positioning controller 20 is arranged on the vertical side wall of the rack, and the positioning controller 20 realizes the positioning of the servers 30 by receiving signals transmitted by the electronic tags 40 in each server 30.

Through set up the aforesaid on rack 10 charging system, can realize having improved electronic tags 40's life cycle to the wireless charging of active electronic tags 40 on every server 30, can also reduce the number of times of use to the rack simultaneously, avoid appearing the risk of data leakage in the server, and then protected the server.

It should be understood that, in the embodiments herein, the term "and/or" is only one kind of association relation describing an associated object, and means that three kinds of relations may exist. For example, a and/or B, may represent: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.

In the several embodiments provided herein, it should be understood that the disclosed system may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purposes of the embodiments herein.

In addition, functional units in the embodiments herein may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the present invention may be implemented in a form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

The principles and embodiments of this document are explained herein using specific examples, which are presented only to aid in understanding the methods and their core concepts; meanwhile, for the general technical personnel in the field, according to the idea of this document, there may be changes in the concrete implementation and the application scope, in summary, this description should not be understood as the limitation of this document.

Claims (10)

1. An active RFID electronic tag charging system is characterized by comprising a charging device and an electronic tag;

the charging device comprises an external power supply and an output coil;

the external power supply is used for transmitting alternating current to the output coil;

the electronic tag comprises a receiving coil and a rechargeable battery;

the receiving coil is close to the output coil and connected with the rechargeable battery, and the rechargeable battery is wirelessly charged through the matching of the output coil and the receiving coil.

2. The system of claim 1, wherein the charging device further comprises a first alternating current transformer, the first alternating current transformer input terminal being connected to the external power source, the first alternating current transformer output terminal being connected to the output coil; the first alternating current transformer is used for rectifying the output current of the external power supply into preset alternating current so as to enable the output coil to receive the preset alternating current.

3. The system of claim 2, wherein the first alternating current device is provided with a connection interface, the connection interface being adapted to mate with an external interface of the external power source.

4. The system of claim 3, wherein the connection interface is a USB interface.

5. The system of claim 2, wherein the charging device further comprises a control switch coupled to the first alternating current device for controlling operation of the first alternating current device.

6. The system of claim 1, wherein the electronic tag further comprises a second rectifier, the second rectifier is connected to the receiving coil, and is configured to convert the alternating current generated by the receiving coil into a direct current and output the direct current to the rechargeable battery.

7. The system of claim 1, wherein the charging device further comprises a first magnetic member, the electronic tag further comprises a second magnetic member;

and the electronic tag is fixed on the charging device through the matching of the first magnetic piece and the second magnetic piece.

8. The system of claim 1, wherein the charging device is fixed to a server and the external power source is a power supply internal to the server.

9. The system of claim 1, further comprising a protective housing secured to the server for supporting the electronic tag.

10. A cabinet, comprising a rack and a positioning controller;

a plurality of arrangement spaces for arranging servers are arranged on the rack, and each server is provided with the system of any one of claims 1 to 9;

the positioning controller is arranged on the vertical side wall of the rack and used for positioning the servers by receiving signals transmitted by the electronic tags in each server.

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