CN204156704U - A kind of stepping motor hall sensing signal structure - Google Patents
A kind of stepping motor hall sensing signal structure Download PDFInfo
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- CN204156704U CN204156704U CN201420522995.3U CN201420522995U CN204156704U CN 204156704 U CN204156704 U CN 204156704U CN 201420522995 U CN201420522995 U CN 201420522995U CN 204156704 U CN204156704 U CN 204156704U
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- pcb board
- hall
- stepping motor
- lead
- rotating disk
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Abstract
The utility model discloses a kind of stepping motor hall sensing signal structure, belong to stepping motor technical field.The utility model is included in and comprises pcb board, Hall rotating disk, lead-out wire, bonnet and contact pin; Described pcb board is arranged on the contact pin of stator rear end extraction; Described pcb board center is provided with circular hole, and the armature spindle of stepping motor passes the circular hole at pcb board center; Described Hall rotating disk is fixedly installed on rotor the tip of the axis; Described Hall rotating disk is between bonnet and pcb board; Described lead-out wire is welded on pcb board through PCB aperture and covers side rearward, is drawn after described lead-out wire bending 180 degree by the wire hole of the gap between pcb board arc-shaped external diameter and motor housing inwall by shell body rear cover.Structure of the present utility model reduces that the core of motor lead-out wire is stressed causes the risk that comes off, and this structure shortens the length of contact pin simultaneously, and structure of the present utility model is simple, workable simultaneously.
Description
Technical field
The utility model belongs to stepping motor technical field, particularly a kind of stepping motor hall sensing signal structure.
Background technology
Tradition stepping motor Hall wheel disc is placed in the middle of stator rear end face leading-out terminal and pcb board, after this kind of structure needs first to insert rotor, then is pressed on armature spindle by hall signal wheel disc again, finally by PCB components welding on stator contact pin.As shown in Figure 1, traditional stepping motor hall sensing signal structure, comprises pcb board 5, Hall rotating disk 6, lead-out wire 1, bonnet 2 and contact pin 3 to concrete structure; Described pcb board 5 is arranged on the contact pin 3 of stator rear end extraction; Described Hall rotating disk 6 is fixedly installed on the end of armature spindle 8; Described Hall rotating disk 6 is between pcb board 5 and stator injection molding body 7 rear end face; Described lead-out wire 1 is welded near bonnet 2 side on pcb board 5, and linearly arranges, and described lead-out wire 1 is directly drawn through the wire hole of shell body rear cover 2 from pcb board 5, Hall rotating disk 6 is provided with Hall element 4.In wire hole closure, in bad or use procedure, wire hole place occurs to loosen, and lead-out wire 1 under tension can be made to directly act on core, easily cause lead-out wire to come off.The contact pin of this structure is longer therefore easily deformable, and by contact pin spacial influence, the more difficult control of flatness of the press-in of Hall wheel disc and pcb board, production technology more complicated.
Utility model content
The purpose of this utility model is to overcome the shortcoming that exists in prior art with not enough, provides a kind of stepping motor hall sensing signal structure.Described stepping motor hall sensing signal structure, the contact pin that its pcb board stator injection molding body rear end face is drawn is fixed, Hall wheel disc is placed in pcb board near bonnet side, connected by armature spindle close-fitting mode, even if bonnet fairlead seal is bad and make lead-out wire under tension, also can not be applied directly to that core is stressed causes the risk that comes off, this structure shortens the length of contact pin simultaneously, overcome the flatness defect more rambunctious of the press-in of Hall wheel disc and pcb board, and simplify production technology.
The purpose of this utility model is achieved through the following technical solutions: a kind of stepping motor hall sensing signal structure, comprises pcb board, Hall rotating disk, lead-out wire, bonnet and contact pin; Described pcb board is arranged on the contact pin of stator rear end extraction; Described pcb board center is provided with circular hole, and the armature spindle of stepping motor passes the circular hole at pcb board center; Described Hall rotating disk is fixedly installed on rotor the tip of the axis; Described Hall rotating disk is between bonnet and pcb board; Described lead-out wire is welded near bonnet side on pcb board through PCB aperture, and the arrangement in arc-shaped, drawn by the wire hole of the gap between pcb board arc-shaped external diameter and motor housing inwall by shell body rear cover after described lead-out wire bending 180 degree; Gap between the bending position Appropriate application stator injection molding body of described lead-out wire and pcb board between Distance geometry pcb board arc-shaped external diameter and motor housing inwall.
Circular arc of extending out inside the wire hole of described bonnet is protruding every shape, and described circular arc makes lead-out wire and Hall rotating disk isolate every shape projection, has effectively completely cut off the mutual interference problem between lead-out wire and Hall rotating disk and lead-out wire is fixed; Because circular arc is every the existence of shape projection, though fairlead seal bad and lead-out wire under tension also can not be applied directly to core is stressed causes the risk that comes off.
Described Hall rotating disk is provided with hall sensing magnet.
Described pcb board is provided with Hall element.
Described bonnet and motor housing pass through riveting.
Described wire hole is arc-shaped wire hole, and wire hole internally extends the existence of circular arc every shape projection.
The utility model has following advantage and effect relative to prior art:
Stepping motor hall sensing signal structure described in the utility model, the contact pin that its pcb board stator rear end is drawn is fixed, Hall wheel disc is placed in pcb board near bonnet side, connected by armature spindle close-fitting mode, even if fairlead seal is bad and make lead-out wire under tension, also can not be applied directly to that core is stressed causes the risk that comes off, this structure shortens the length of contact pin simultaneously, overcome the flatness defect more rambunctious of the press-in of Hall wheel disc and pcb board, compare with traditional hall sensing signal structure, structure of the present utility model is simple, workable.
Accompanying drawing explanation
Fig. 1 is traditional hall sensing signal structure schematic diagram;
Fig. 2 is hall sensing signal structure schematic diagram of the present utility model;
Fig. 3 is hall sensing signal structure entity assembling figure of the present utility model;
Wherein: 1 lead-out wire, 2 bonnets, 3 contact pins, 4 Hall elements, 5 pcb boards, 6 Hall wheel discs, 7 stator injection molding bodies, 8 armature spindles, 9 circular arcs are every shape projection, 10 motor housings, 11 arc-shaped arrangement architectures.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment 1
As shown in Figures 2 and 3, the utility model provides a kind of stepping motor hall sensing signal structure, comprises pcb board 5, Hall rotating disk 6, lead-out wire 1, bonnet 2 and contact pin 3; Described pcb board 5 is arranged on the contact pin 3 of stator rear end extraction; Described pcb board 5 center is provided with circular hole, and the armature spindle 8 of stepping motor passes the circular hole at pcb board 5 center; Described Hall rotating disk 6 is fixedly installed on the end of armature spindle 8; Described Hall rotating disk 6 is between bonnet 2 and pcb board 5; Described lead-out wire 1 is welded on pcb board 5 near bonnet side through PCB aperture, and in arc-shaped arrangement architecture 11, drawn by the wire hole of the gap between pcb board 5 arc-shaped external diameter and motor housing 10 inwall by shell body rear cover 2 after described lead-out wire 1 bending 180 degree; Gap between the bending position Appropriate application stator injection molding body 7 of described lead-out wire 1 and pcb board 5 outside Distance geometry pcb board 5 and between motor housing 10 inwall.
Circular arc extend out inside the wire hole of described bonnet 2 every shape projection 9, and described circular arc makes lead-out wire 1 and Hall rotating disk 6 isolate every shape projection 9, has effectively completely cut off the mutual interference problem between lead-out wire 1 and Hall rotating disk 6 and lead-out wire is fixed; Because circular arc is every the existence of shape projection 9, though fairlead seal bad and lead-out wire 1 under tension also can not be applied directly to core is stressed causes the risk that comes off.
Described Hall rotating disk 6 is provided with hall sensing magnet.
Described pcb board 5 is provided with Hall element 4.
Described bonnet 2 passes through riveting with motor housing 10.
Described wire hole is arc-shaped wire hole, and wire hole internally extends the existence of circular arc every shape projection 9.
Stepping motor hall sensing signal structure described in the utility model, the contact pin that its pcb board stator rear end is drawn is fixed, Hall wheel disc is placed in pcb board near bonnet side, connected by armature spindle close-fitting mode, even if fairlead seal is bad and make lead-out wire under tension, also can not be applied directly to that core is stressed causes the risk that comes off, this structure shortens the length of contact pin simultaneously, overcome the flatness defect more rambunctious of the press-in of Hall wheel disc and pcb board, compare with traditional hall sensing signal structure, structure of the present utility model is simple, workable.
Must be pointed out; some non-restrictive explanations that above-described embodiment is just made the utility model; but person of skill in the art will appreciate that; do not departing under aim of the present utility model and scope and can make amendment, replacement to the utility model and change, these amendments, replacement and change still belong to protection range of the present utility model.
Claims (6)
1. a stepping motor hall sensing signal structure, is characterized in that comprising pcb board, Hall rotating disk, lead-out wire, bonnet and contact pin; Described pcb board is arranged on the contact pin of stator rear end extraction; Described pcb board center is provided with circular hole, and the armature spindle of stepping motor passes the circular hole at pcb board center; Described Hall rotating disk is fixedly installed on rotor the tip of the axis; Described Hall rotating disk is between bonnet and pcb board; Described lead-out wire is welded on pcb board through PCB aperture and covers side rearward, and the arrangement in arc-shaped, drawn by the wire hole of the gap between pcb board arc-shaped external diameter and motor housing inwall by shell body rear cover after described lead-out wire bending 180 degree.
2. stepping motor hall sensing signal structure according to claim 1, is characterized in that: circular arc of extending out inside the wire hole of described bonnet is protruding every shape, and described circular arc makes lead-out wire and Hall rotating disk isolate every shape projection.
3. stepping motor hall sensing signal structure according to claim 1, is characterized in that: described Hall rotating disk is provided with hall sensing magnet.
4. stepping motor hall sensing signal structure according to claim 1, is characterized in that: described pcb board is provided with Hall element.
5. stepping motor hall sensing signal structure according to claim 1, is characterized in that: described bonnet and motor housing pass through riveting.
6. stepping motor hall sensing signal structure according to claim 1, it is characterized in that: described wire hole is arc-shaped wire hole, wire hole internally extends the existence of circular arc every shape projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522995.3U CN204156704U (en) | 2014-09-12 | 2014-09-12 | A kind of stepping motor hall sensing signal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522995.3U CN204156704U (en) | 2014-09-12 | 2014-09-12 | A kind of stepping motor hall sensing signal structure |
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| Publication Number | Publication Date |
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| CN204156704U true CN204156704U (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420522995.3U Active CN204156704U (en) | 2014-09-12 | 2014-09-12 | A kind of stepping motor hall sensing signal structure |
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| CN (1) | CN204156704U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059242A (en) * | 2016-08-08 | 2016-10-26 | 深圳市利宏微形电机有限公司 | Stepping motor with brand new induction signal structure |
| CN108599446A (en) * | 2018-06-06 | 2018-09-28 | 江苏万泰电机有限公司 | A kind of improvement integrated motor wiring unit and its wiring technique |
| CN111365511A (en) * | 2018-12-26 | 2020-07-03 | 杭州三花研究院有限公司 | Ball valve and control method |
-
2014
- 2014-09-12 CN CN201420522995.3U patent/CN204156704U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059242A (en) * | 2016-08-08 | 2016-10-26 | 深圳市利宏微形电机有限公司 | Stepping motor with brand new induction signal structure |
| CN108599446A (en) * | 2018-06-06 | 2018-09-28 | 江苏万泰电机有限公司 | A kind of improvement integrated motor wiring unit and its wiring technique |
| CN108599446B (en) * | 2018-06-06 | 2023-07-25 | 江苏万泰电机有限公司 | Improved integrated motor wiring equipment and wiring technology thereof |
| CN111365511A (en) * | 2018-12-26 | 2020-07-03 | 杭州三花研究院有限公司 | Ball valve and control method |
| CN111365511B (en) * | 2018-12-26 | 2022-01-11 | 浙江三花智能控制股份有限公司 | Ball valve and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dan Yutong Inventor after: Liu Chengwei Inventor after: Liu Wenjuan Inventor before: Yi Qin Inventor before: Liu Chengwei Inventor before: Li Xiangyin Inventor before: Liu Wenjuan |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170918 Address after: 518129, Guangdong City, Longgang province Shenzhen District Bantian Street snow like Village Ho Industrial City, the only Industrial Park Patentee after: Shenzhen true motor development Co., Ltd. Address before: 518000, Guangdong, Shenzhen City, Longgang province Buji snow like industrial city, Ho Industrial Park Patentee before: Shenzhen Weizhen Motor Co., Ltd. |