CN205354180U - Magnetism discernment sensor - Google Patents
Magnetism discernment sensor Download PDFInfo
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- CN205354180U CN205354180U CN201620107376.7U CN201620107376U CN205354180U CN 205354180 U CN205354180 U CN 205354180U CN 201620107376 U CN201620107376 U CN 201620107376U CN 205354180 U CN205354180 U CN 205354180U
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- magnetic core
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- identification sensor
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Abstract
The utility model discloses a magnetism discernment sensor, it is including a screening can and at least one set up the magnetic core unit among the screening can, each magnetic core unit is fixed in among the screening can through a resilient support member, the resilient support member is formed with the roof of an installing port including a department of central authorities, two elastic arms that form along downwardly extending from the relative both sides of roof, the elastic arm including one from interior oblique portion that the lateral margin leanin of roof extends and an ab intra to one side the lower edge of portion the outer oblique portion of extension leans out, the upper portion of magnetic core unit is passed the installing port and is undertaken spacingly by the installing port, the cooperation of oblique portion is pressed from both sides first magnetic core and second magnetic core tightly each other in two, butt in the inside wall of screening can is then distinguished by two outer portions to one side, inside being fixed in the screening can by the screening can to the extrusion of resilient support member and with the magnetic core unit. The utility model discloses has the useful technological effect of simplifying structure, reduction production processes, improving production efficiency.
Description
Technical field
This utility model relates to magnetic detection identification technical field, refers in particular to a kind of magnetic identification sensor for similar devices such as such as cash inspecting machines.
Background technology
The magnetic identification sensor for cash inspecting machine of prior art is as it is shown in figure 1, magnetic core unit 11 is fixed among magnetic core seat 13 by latch (not shown in FIG.) by it, then it is internal that the magnetic core seat 13 being provided with magnetic core unit 11 is arranged at shell 15.Owing to magnetic core unit 11 adopts magnetic core seat 13 to be fixed within shell 15, restriction by magnetic core seat 13 self structure, namely comparatively speaking, the structure of magnetic core seat 13 is complex and has bigger volume, causes that magnetic identification sensor exists the problem that production process is relatively big, production efficiency is relatively low.Such as, owing to magnetic core seat 13 itself has bigger volume so that magnetic core unit 11 must use less magnetic chip stacking to form, and little magnetic chip is often difficult with machine and carries out lamination, it is necessary to adopt and manually carry out lamination.
In consideration of it, there is a need to existing magnetic identification sensor is improved, to meet the demand in market.
Summary of the invention
Technical problem to be solved in the utility model is in that to provide a kind of magnetic identification sensor simplifying structure, minimizing production process, raising production efficiency.
For solving above-mentioned technical problem, this utility model adopts technical scheme as described below: a kind of magnetic identification sensor, it includes a shielding shell and at least one magnetic core unit being arranged among described shielding shell, described magnet unit includes the second magnetic core that one first magnetic core and one and described first magnetic core are oppositely arranged, each magnetic core unit is fixed among described shielding shell by an elastic support, described elastic support includes a centre and is formed with the top board of an installing port, two elastic arms downwardly extended from the opposite sides edge of described top board and formed, described elastic arm includes one and slopes inwardly the inwardly angled sections and extended from the outer oblique portion of the outward-dipping extension of lower edge of described inwardly angled sections from the lateral margin of described top board, the top of described magnetic core unit is undertaken spacing through described installing port by described installing port, described first magnetic core and the second magnetic core are clamped by two inwardly angled sections cooperations mutually, two outer tiltedly portions are then connected to the medial wall of described shielding shell respectively, by described shielding shell, described magnetic core unit is fixed on by described shielding enclosure for the extruding of described elastic support.
In above-mentioned magnetic identification sensor, the gap between gap and described elastic support and shielding shell between described magnetic core unit and elastic support is filled with resin.
In above-mentioned magnetic identification sensor, described magnetic core unit is single magnetic circuit magnetic core unit, it also includes the antifreeze plate between a upper end being arranged at described first magnetic core and the upper end of the second magnetic core, a coil holder plugged for the bottom of described first magnetic core and the bottom of this second magnetic core, a coil and two being wound on described coil holder are connected to the binding post at described coil two ends accordingly, wherein, the bottom of described first magnetic core and the bottom of the second magnetic core are mutually butted, and two binding posts stretch out in outside described shielding shell.
In above-mentioned magnetic identification sensor, described shielding shell extends along the length direction of described binding post a mounting post.
In above-mentioned magnetic identification sensor, described antifreeze plate is titanium antifreeze plate.
In above-mentioned magnetic identification sensor, described first magnetic core is substantially U shape structure, adopts permalloy material to prepare.
In above-mentioned magnetic identification sensor, described second magnetic core is substantially U shape structure, adopts permalloy material to prepare.
Advantageous Effects of the present utility model is in that: magnetic identification sensor adopts elastic support to substitute the magnet base of prior art magnetic core unit to be fixed among shielding shell, by elastic support, the first magnetic core of this magnet unit and the second magnetic core are clamped mutually, this elastic support includes the top board that a centre is formed with an installing port and two elastic arms downwardly extending from the opposite sides edge of this top board and being formed, compared to existing magnetic core seat, its structure is simpler, so being conducive to simplifying production process, improve production efficiency, lower the manufacturing cost of magnetic identification sensor, simultaneously, owing to the top board of this elastic support and the thickness of elastic arm can prepare thinner, it diminishes in shared space in shielding shell, so this magnetic core unit can adopt relatively large magnetic chip to build up, machine so can be used to carry out the lamination processing of magnetic core, thus significantly improving production efficiency, in addition, the elastic support of said structure can keep elastic in expanding with heat and contract with cold, there is the advantage that temperature stability is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art magnetic identification sensor.
Fig. 2 is the front section view of this utility model magnetic identification sensor.
Fig. 3 is the side sectional view of this utility model magnetic identification sensor.
Fig. 4 is the structural representation of the elastic support of this utility model magnetic identification sensor.
Detailed description of the invention
For making those of ordinary skill in the art be more clearly understood from the purpose of this utility model, technical scheme and advantage, below in conjunction with drawings and Examples, this utility model is further elaborated.
Magnetic identification sensor disclosed in the utility model can be applicable to the equipment of such as cash inspecting machine or the like, and the magnetic characteristic for bank note, bank money, security etc. detects identification.Referring to figs. 2 to Fig. 3, in a kind of embodiment of the present utility model, this magnetic identification sensor includes a shielding shell 10 and at least one magnetic core unit 12, each magnet unit 12 is arranged among this shielding shell 10 by an elastic support 14, work surface 100 place of this shielding shell 10 is formed with an opening 101, magnetic core unit 12 adopts elastic support 14 fix this shielding shell 10 inside, and makes its head gap corresponding to this opening 101.In the embodiment shown in the figures, this magnetic identification sensor is single channel magnetic identification sensor, apparently, this utility model can also be multi channel magnetic identification sensor, when for multichannel magnetic identification sensor, it is provided with electromagnetic shielding plate, so that the magnetic core unit 12 between adjacent to be isolated, it is prevented that the electromagnetic interference between adjacent detection channel between each magnetic core unit 12.
Shown in Fig. 4, this elastic support 14 includes a centre and is formed with the top board 141 of an installing port 140, two elastic arms 142 downwardly extended from the opposite sides edge of this top board 141 and formed, this elastic arm 142 includes an inwardly angled sections 143 and inwardly tilting extension from the lateral margin of this top board 141 (namely near the neutrality line N of this top board 141) and tilts, from the lower edge of this inwardly angled sections 143 outwards (namely away from the neutrality line N of this top board 141), the outer oblique portion 144 extended.Magnet unit 14 is undertaken spacing through the installing port 140 of this elastic support 14 by this installing port 140 by the top of this magnetic core unit 12, two inwardly angled sections 143 coordinate and the first magnetic core 120 and second magnetic core 121 of this magnetic core unit 12 are mutually clamped, two outer tiltedly portions 144 are then connected to the medial wall of this shielding shell 10 respectively, this magnetic core unit 12 are fixed on inside this shielding shell 10 for the extruding of this elastic support 14 by this shielding shell 10.
Referring to figs. 2 and 3, in this embodiment, this magnetic core unit 12 is single magnetic circuit magnetic core unit, it includes one first magnetic core 120, one the second magnetic core 121 being oppositely arranged with this first magnetic core 120, antifreeze plate 122 between one upper end being arranged at this first magnetic core 120 and the upper end of this second magnetic core 121, one coil holder 123 plugged for the bottom of this first magnetic core 120 and the bottom of this second magnetic core 121, one is wound in coil on this coil holder 123 124 and two is connected to the binding post 125 at these coil 124 two ends accordingly, wherein, the bottom of the bottom of this first magnetic core 120 and the second magnetic core 121 is mutually butted, two binding posts 125 stretch out in outside this shielding shell 10.Typically, this first magnetic core 120 is designed as the structure of substantially U shape, adopts permeability magnetic material to prepare, it is preferred to permalloy；This second magnetic core 121 is designed as the structure of substantially U shape, adopts permeability magnetic material to prepare, it is preferred to permalloy.
In embodiment shown in Fig. 2 and Fig. 3, this magnetic core identification sensor adopts the magnetic core unit of single magnetic circuit, really, it will be appreciated by those skilled in the art that ground, magnetic core unit 12 selected by this utility model is not limited to single magnetic circuit magnetic core unit, it is also possible to be double magnetic circuit magnetic core unit.About the structure of mono-/bis-magnetic circuit magnetic core unit, the magnetic core unit of prior art can be adopted, repeat no more in this.
This first magnetic core 120 and the second magnetic core 121 are constituted by multiple magnetic chip stackings, in the generation process of magnetic core, permalloy material first strike out magnetic chip, make multiple magnetic chip superposition afterwards, expect that high temperature bond becomes the structure of substantially U shape again through pulverizing casting.
This antifreeze plate 122 is used for cutting off the first magnetic core 120 and the second magnetic core 121, and it must be made up of non-magnet material, and in some preferred embodiments, this antifreeze plate 122 selects titanium antifreeze plate.
So that this magnetic identification sensor is more firm on the whole, it is perfused with resin in the inside of this shielding shell 10, makes the gap that resin is filled between the gap between this magnetic core unit 12 and elastic support 14 and this elastic support 14 and shielding shell 10.
This shielding shell 10 extends along the length direction of this binding post 125 mounting post 126, when installing magnetic identification sensor, by correspondingly connected for binding post 125 in the electrical port of cash inspecting machine, by this magnetic identification sensor being fixed on cash inspecting machine by this mounting post 126, consequently facilitating the installation operation of this magnetic identification sensor.
In sum, this utility model adopts elastic support 14 to substitute the magnet base of prior art magnetic core unit 12 to be fixed among shielding shell 10, by elastic support 14, first magnetic core 120 and second magnetic core 121 of this magnet unit 12 are clamped mutually, this elastic support 14 includes the top board 141 that a centre is formed with an installing port 140 and two elastic arms 142 downwardly extending from the opposite sides edge of this top board 141 and being formed, compared to existing magnetic core seat, its structure is simpler, so being conducive to simplifying production process, improve production efficiency, lower the manufacturing cost of magnetic identification sensor, simultaneously, owing to the top board 141 of this elastic support 14 and the thickness of elastic arm 142 can prepare thinner, it diminishes in shared space in shielding shell 10, so this magnetic core unit 12 can adopt relatively large magnetic chip to build up, machine so can be used to carry out the lamination processing of magnetic core, thus significantly improving production efficiency, in addition, the elastic support 14 of said structure can keep elastic in expanding with heat and contract with cold, there is the advantage that temperature stability is good.
The foregoing is only preferred embodiment of the present utility model, but not this utility model is done any pro forma restriction.Those skilled in the art can impose various equivalent change and improvement, all equivalent variations done in right or modification on the basis of above-described embodiment, all should fall within protection domain of the present utility model.
Claims (7)
1. a magnetic identification sensor, include a shielding shell and at least one magnetic core unit being arranged among described shielding shell, described magnet unit includes the second magnetic core that one first magnetic core and one and described first magnetic core are oppositely arranged, it is characterized in that: each magnetic core unit is fixed among described shielding shell by an elastic support, described elastic support includes a centre and is formed with the top board of an installing port, two elastic arms downwardly extended from the opposite sides edge of described top board and formed, described elastic arm includes one and slopes inwardly the inwardly angled sections and extended from the outer oblique portion of the outward-dipping extension of lower edge of described inwardly angled sections from the lateral margin of described top board, the top of described magnetic core unit is undertaken spacing through described installing port by described installing port, described first magnetic core and the second magnetic core are clamped by two inwardly angled sections cooperations mutually, two outer tiltedly portions are then connected to the medial wall of described shielding shell respectively, by described shielding shell, described magnetic core unit is fixed on by described shielding enclosure for the extruding of described elastic support.
2. magnetic identification sensor as claimed in claim 1, it is characterised in that: the gap between gap and described elastic support and shielding shell between described magnetic core unit and elastic support is filled with resin.
3. magnetic identification sensor as claimed in claim 1 or 2, it is characterized in that: described magnetic core unit is single magnetic circuit magnetic core unit, it also includes the antifreeze plate between a upper end being arranged at described first magnetic core and the upper end of the second magnetic core, one coil holder plugged for the bottom of described first magnetic core and the bottom of this second magnetic core, one coil and two being wound on described coil holder is connected to the binding post at described coil two ends accordingly, wherein, the bottom of described first magnetic core and the bottom of the second magnetic core are mutually butted, two binding posts stretch out in outside described shielding shell.
4. magnetic identification sensor as claimed in claim 3, it is characterised in that: described shielding shell extends along the length direction of described binding post a mounting post.
5. magnetic identification sensor as claimed in claim 3, it is characterised in that: described antifreeze plate is titanium antifreeze plate.
6. magnetic identification sensor as claimed in claim 1, it is characterised in that: described first magnetic core be substantially U shape structure, prepared by employing permalloy material.
7. magnetic identification sensor as claimed in claim 1, it is characterised in that: described second magnetic core be substantially U shape structure, prepared by employing permalloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107376.7U CN205354180U (en) | 2016-02-02 | 2016-02-02 | Magnetism discernment sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107376.7U CN205354180U (en) | 2016-02-02 | 2016-02-02 | Magnetism discernment sensor |
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| CN205354180U true CN205354180U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620107376.7U Active CN205354180U (en) | 2016-02-02 | 2016-02-02 | Magnetism discernment sensor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109191660A (en) * | 2018-11-26 | 2019-01-11 | 深圳粤宝电子科技有限公司 | A kind of head stack and its processing method |
| CN109559421A (en) * | 2017-09-25 | 2019-04-02 | 深圳粤宝电子科技有限公司 | Magnetic core and magnetic picture sensor |
-
2016
- 2016-02-02 CN CN201620107376.7U patent/CN205354180U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109559421A (en) * | 2017-09-25 | 2019-04-02 | 深圳粤宝电子科技有限公司 | Magnetic core and magnetic picture sensor |
| CN109191660A (en) * | 2018-11-26 | 2019-01-11 | 深圳粤宝电子科技有限公司 | A kind of head stack and its processing method |
| WO2020107516A1 (en) * | 2018-11-26 | 2020-06-04 | 深圳粤宝电子科技有限公司 | Magnetic head component and processing method therefor |
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