CN209766163U - Degaussing structure and degaussing barrel - Google Patents
Degaussing structure and degaussing barrel Download PDFInfo
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- CN209766163U CN209766163U CN201921027870.2U CN201921027870U CN209766163U CN 209766163 U CN209766163 U CN 209766163U CN 201921027870 U CN201921027870 U CN 201921027870U CN 209766163 U CN209766163 U CN 209766163U
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Abstract
The utility model provides a demagnetization structure and demagnetization bucket, wherein, a demagnetization structure, including many to mutual parallel arrangement's demagnetization board, be equipped with the demagnetization coil in the demagnetization board, parallel arrangement's demagnetization board electric connection, just the demagnetization board that is parallel to each other all produces the magnetic field of equidirectional. By arranging three pairs of parallel demagnetizing coils, magnetic fields generated by every two opposite coils are perpendicular to the plane of the demagnetizing coils, magnetic lines of force are stretched by the magnetic fields generated by the two opposite demagnetizing coils, the magnetic fields are relatively concentrated by the three pairs of opposite demagnetizing coils, the magnetic fields which are perpendicular to each other are formed in three directions, the three pairs of opposite demagnetizing coils can adapt to the acousto-magnetic labels placed in different directions, the 3D demagnetizing effect is enhanced, the magnetic field intensity of a demagnetizing working area is increased, and the demagnetizing sensitivity and the demagnetizing efficiency are improved.
Description
Technical Field
The utility model relates to a demagnetization technical field especially relates to a demagnetization structure and demagnetization bucket.
Background
The electronic tag technology is widely applied to public places such as libraries, supermarkets, data centers and the like, an anti-theft tag is pasted on books, commodities or data materials, when the commodities with the active anti-theft tag pass through an anti-theft detection device, the anti-theft detection device detects the activity on the tag and can send out alarm sound, when a user puts the product to a specified demagnetizing device, the magnetism of the anti-theft tag on the product can be eliminated, the anti-theft tag is inactivated, and the alarm sound cannot be sent out when the product passes through the anti-theft detection device.
The existing demagnetizing device demagnetizes the anti-theft tag by adopting a flat plate wound with an electromagnetic coil, because a magnetic induction line is a closed curve from an N pole to an S pole, a magnetic field generated by the electromagnetic coil is in a state of surrounding the flat plate, the effective magnetic field intensity perpendicular to the flat plate in a working area and used for demagnetizing is very small, the effective demagnetizing height is lower than 15cm, the electronic tag is placed at a position close to the flat plate in practice, the direction of the anti-theft tag is random, the demagnetizing height is lower, insufficient demagnetization is easily caused, the anti-theft tag cannot be completely inactivated, the anti-theft tag needs to be repeatedly used for many times, and the direction of the additional anti-theft tag is rotated, so that the anti-theft tag can be inactivated.
The existing improvement technology is to improve the degaussing efficiency by improving the number of turns of the degaussing coil or changing the current of the switched-in degaussing coil, the volume and the weight of the equipment can be increased by increasing the number of turns of the degaussing coil, the consumed power can be increased by increasing or decreasing the switched-in current, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made to provide a demagnetizing structure and a demagnetizing bucket that overcome or at least partially solve the above problems.
In order to solve the problem, the utility model discloses a demagnetization structure, including many pairs of mutual parallel arrangement's demagnetization board, be equipped with the demagnetization coil in the demagnetization board, parallel arrangement's demagnetization board electric connection, just the demagnetization board that is parallel to each other all produces the magnetic field of equidirectional.
furthermore, the pairs of parallel demagnetizing plates are three pairs of parallel demagnetizing plates, and the three pairs of parallel demagnetizing plates form a cube.
Further, the distance between every two opposite demagnetizing plates is 10-50 cm.
Furthermore, the device also comprises a micro control unit, an energy storage capacitor charging circuit, a degaussing circuit and a communication unit, wherein the micro control unit, the degaussing plate, the energy storage capacitor charging circuit, the degaussing circuit and the communication unit are respectively and electrically connected.
The utility model also discloses a demagnetization bucket, including shell and foretell demagnetization structure.
The utility model discloses a following advantage: by arranging three pairs of parallel demagnetizing coils, magnetic fields generated by every two opposite coils are perpendicular to the plane of the demagnetizing coils, magnetic lines of force are stretched by the magnetic fields generated by the two opposite demagnetizing coils, the magnetic fields are relatively concentrated by the three pairs of opposite demagnetizing coils, so that the magnetic field intensity of a demagnetizing working area is increased, the sensitivity and the demagnetizing efficiency of demagnetizing are improved, the demagnetizing effect can be achieved when the magneto-acoustic label is placed in any direction, the demagnetization is thorough, and repeated demagnetization is not needed.
Drawings
Fig. 1 is a schematic structural view of a demagnetizing device of the present invention;
Fig. 2 is a schematic view of a demagnetizing device according to an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
One of the core ideas of the utility model lies in that a degaussing structure is provided and includes many degaussing boards to mutual parallel arrangement, is equipped with the degaussing coil in the degaussing board, parallel arrangement's degaussing board electric connection, and the degaussing board that is parallel to each other all produces the magnetic field of equidirectional. By arranging three pairs of parallel demagnetizing coils, magnetic fields generated by every two opposite coils are perpendicular to the plane of the demagnetizing coils, magnetic lines of force are stretched by the magnetic fields generated by the two opposite demagnetizing coils, and the magnetic fields are relatively concentrated by the three pairs of opposite demagnetizing coils, so that the magnetic field intensity of a demagnetizing working area is increased, and the demagnetizing sensitivity and the demagnetizing efficiency are improved.
Referring to fig. 1-2, a block diagram of a degaussing structure of the present invention is shown, which may specifically include: the parallel degaussing plates are electrically connected and all generate magnetic fields in the same direction. In this embodiment, the demagnetizing structure is formed in a three-dimensional surrounding manner by providing the first demagnetizing coils 31 and the second demagnetizing coils 32 in the X-axis direction, the third demagnetizing coils 21 and the fourth demagnetizing coils 22 in the Y-axis direction, and the fifth demagnetizing coils 11 and the sixth demagnetizing coils 12 in the Z-axis direction, so that the demagnetizing structures can be provided with the demagnetizing coils on 6 sides, the first demagnetizing coils 31 and the second demagnetizing coils 32 are arranged in parallel and electrically connected to each other, the third demagnetizing coils 21 and the fourth demagnetizing coils 22 are arranged in parallel and electrically connected to each other, the fifth demagnetizing coils 11 and the sixth demagnetizing coils 12 are arranged in parallel and electrically connected to each other, the S poles and the N poles of the two demagnetizing coils arranged in pairs in opposite directions are the same, and the ends of the two demagnetizing coils are connected to each other so that the magnetic fields of the two coils are relatively increased to constitute a uniform and stable magnetic field, and three sets of demagnetizing spaces are formed to be completely sealed in three directions, the high-efficiency degaussing can be performed on the acoustic-magnetic labels 4 placed in different directions, the magnetic fields generated by two opposite pairs of parallel degaussing coils are perpendicular to the plane of the degaussing coils, the magnetic lines of force are stretched by the magnetic fields generated by the two opposite degaussing coils, and the magnetic fields are relatively concentrated by the multiple pairs of opposite degaussing coils, so that the magnetic field intensity of a degaussing working area is increased, and the degaussing sensitivity and the degaussing efficiency are improved.
In this embodiment, three pairs of parallel degaussing plates are included, and the three pairs of parallel degaussing plates form a cube. By arranging three pairs of parallel demagnetizing coils, magnetic fields generated by every two opposite coils are perpendicular to the plane of the demagnetizing coils, magnetic lines of force are stretched by the magnetic fields generated by the two opposite demagnetizing coils, and the magnetic fields are relatively concentrated by the three pairs of opposite demagnetizing coils, so that the magnetic field intensity of a demagnetizing working area is increased, and the demagnetizing sensitivity and the demagnetizing efficiency are improved.
In a specific embodiment, two pairs of parallel degaussing plates and a single degaussing plate can be used, and the application is not limited to the number and the relative arrangement of the degaussing plates.
In this embodiment, the distance between two opposing degaussing plates is 10-50 cm. In the embodiment, the range of the degaussing space can reach 10-50cm, and stable degaussing magnetic field intensity can be obtained by keeping in 3 directions.
In this embodiment, still include little the control unit, energy storage capacitor charging circuit, demagnetization circuit and communication unit, little the control unit demagnetization board energy storage capacitor charging circuit demagnetization circuit with the communication unit electric connection respectively. The micro control Unit in this embodiment is an MCU processor, and under the control of the MCU processor, the micro control Unit, also called Single Chip Microcomputer (Single Chip Microcomputer) or a Single Chip Microcomputer, alternately starts degaussing at sequential time intervals of 5-100ms, appropriately reduces the frequency and specification of a Central Processing Unit (CPU), and integrates peripheral interfaces such as a memory (memory), a counter (Timer), a USB, an a/D conversion, a UART, a PLC, a DMA, and even an LCD driving circuit on a Single Chip, thereby forming a Chip-level computer, and performing different combination control for different application occasions.
The utility model also discloses a demagnetization bucket, including shell and foretell demagnetization structure. The demagnetizing barrel is provided with three pairs of parallel demagnetizing coils, magnetic fields generated by every two opposite coils are perpendicular to the plane of the demagnetizing coils, magnetic lines of force are stretched by the magnetic fields generated by the two opposite demagnetizing coils, and the three pairs of opposite demagnetizing coils enable the magnetic fields to be relatively concentrated, so that the magnetic field intensity of a demagnetizing working area is increased, and the demagnetizing sensitivity and the demagnetizing efficiency are improved.
Finally, it should also be 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 a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The demagnetizing structure and the demagnetizing barrel provided by the utility model are introduced in detail, and specific examples are applied in the text to explain the principle and the implementation mode of the utility model, and the description of the above embodiments is only used to help understanding the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (5)
1. The demagnetizing structure is characterized by comprising a plurality of pairs of demagnetizing plates which are arranged in parallel, wherein demagnetizing coils are arranged in the demagnetizing plates, the demagnetizing plates which are arranged in parallel are electrically connected, and the demagnetizing plates which are arranged in parallel all generate magnetic fields in the same direction.
2. The degaussing structure of claim 1, wherein the plurality of pairs of parallel degaussing plates are three pairs of parallel degaussing plates, and the three pairs of parallel degaussing plates form a cube.
3. The demagnetizing structure of claim 1, wherein a distance between each two opposing demagnetizing plates is 10-50 cm.
4. The demagnetizing structure of claim 1, further comprising a micro control unit, a storage capacitor charging circuit, a demagnetizing circuit, and a communication unit, wherein the micro control unit, the demagnetizing plate, the storage capacitor charging circuit, the demagnetizing circuit, and the communication unit are electrically connected to each other.
5. A degaussing bucket comprising a housing and a degaussing structure according to any of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027870.2U CN209766163U (en) | 2019-07-03 | 2019-07-03 | Degaussing structure and degaussing barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921027870.2U CN209766163U (en) | 2019-07-03 | 2019-07-03 | Degaussing structure and degaussing barrel |
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| Publication Number | Publication Date |
|---|---|
| CN209766163U true CN209766163U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921027870.2U Active CN209766163U (en) | 2019-07-03 | 2019-07-03 | Degaussing structure and degaussing barrel |
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| CN (1) | CN209766163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823045A (en) * | 2022-04-28 | 2022-07-29 | 北京航空航天大学宁波创新研究院 | Demagnetizing coil system for magnetic shielding room and preparation method thereof |
-
2019
- 2019-07-03 CN CN201921027870.2U patent/CN209766163U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114823045A (en) * | 2022-04-28 | 2022-07-29 | 北京航空航天大学宁波创新研究院 | Demagnetizing coil system for magnetic shielding room and preparation method thereof |
| CN114823045B (en) * | 2022-04-28 | 2024-01-05 | 北京航空航天大学宁波创新研究院 | Magnetic shielding room demagnetizing coil system and preparation method thereof |
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