CN214674785U - Two hall element potentiometre steering engines - Google Patents
Two hall element potentiometre steering engines Download PDFInfo
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- CN214674785U CN214674785U CN202120404274.2U CN202120404274U CN214674785U CN 214674785 U CN214674785 U CN 214674785U CN 202120404274 U CN202120404274 U CN 202120404274U CN 214674785 U CN214674785 U CN 214674785U
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Abstract
The utility model relates to a steering wheel field indicates a two hall element potentiometre steering wheels especially. Including casing, output shaft and install motor element, PCBA circuit board, decelerator and the position detection subassembly in the casing, the position detection subassembly includes output tooth, connecting piece, magnet and two hall elements, magnet is fixed at the connecting piece lower extreme, hall element fixes at PCBA circuit board surface to be located the magnet below, the output tooth drives the magnet rotation on the connecting piece and forms the potentiometre with hall element when rotatory. The double-Hall element potentiometer steering engine has a simple structure, and the two Hall elements are distributed on the PCBA circuit board in an angle of 90 degrees, so that the steering engine is miniaturized; wherein, when the magnet that the rotatory drive connecting piece lower extreme of output tooth rotated, constitute an unconnected detection potentiometre with hall element, than traditional potentiometre's longe-lived, with low costs, processing is simpler moreover.
Description
Technical Field
The utility model relates to a steering wheel field indicates a two hall element potentiometre steering wheels especially.
Background
The traditional steering engine mainly comprises a shell, a circuit board, a driving motor, a reduction gear and a position detection element. The working principle is that the receiver sends a signal to the steering engine, the IC on the circuit board drives the coreless motor to start rotating, power is transmitted to the output shaft through the reduction gear, and meanwhile, the output shaft position detector sends back the signal to judge whether the positioning is achieved. The position detector is actually a variable resistor or a rotary magnetic encoder, the voltage value can be changed when the steering engine rotates, and the rotating angle can be known according to the detected voltage value.
At present, the steering engines popular in the market are quite rich in shape and variety, but main functional modules inside the steering engines are basically the same, the steering engine controller is an execution mechanism of the whole control system, a central controller, a data memory, a driving module and the like are arranged inside the steering engine controller, a main board of the central controller is a single chip microcomputer, and language programs can be written manually to complete directional control.
In order to improve the flight performance of the unmanned aerial vehicle, a plurality of robot products use the direct-current servo steering engine, so that the action control effect of the robot is better, but in the existing partial direct-current servo steering engine, the potentiometer of the steering engine has short service life, higher cost and complex processing technology.
Disclosure of Invention
In order to solve the problem, the utility model provides a two hall element potentiometre steering engines, simple structure not only can reduce cost, and processing is convenient moreover, can improve the potentiometre life-span.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a two hall element potentiometre steering engines, includes casing, output shaft and installs motor element, PCBA circuit board, decelerator and the position detection subassembly in the casing, motor element and position detection subassembly respectively with PCBA circuit board electric connection, decelerator and motor element drive are connected, the position detection subassembly includes output tooth, connecting piece, magnet and two hall elements, the output tooth upper end is connected with the output shaft lower extreme, the output tooth is connected with decelerator, the connecting piece upper end is connected with the output tooth lower extreme, magnet is fixed at the connecting piece lower extreme, hall element fixes at PCBA circuit board surface to be located the magnet below, the output tooth drives the magnet rotation on the connecting piece and forms the potentiometre with hall element when rotatory.
Further, the two Hall elements are arranged on the PCBA at an angle of 90 degrees with each other.
Furthermore, the upper end of the output tooth is provided with a fixing hole, the lower end of the output tooth is provided with an extension shaft, the lower end of the output shaft is inserted into the fixing hole and fixed with the output tooth, the upper end of the connecting piece is provided with an insertion hole, the extension shaft is inserted into the insertion hole and fixed with the connecting piece, a clamping groove is arranged below the connecting piece, and the magnet is fixed in the clamping groove.
Further, decelerator includes reduction gear set and the clutch that is equipped with the gear, reduction gear set and motor element pivot drive are connected, reduction gear set and the gear engagement of clutch, output tooth surface and the gear engagement of clutch.
Further, the casing includes from last to including upper cover, well lid and lower cover down in proper order, the PCBA circuit board is fixed in the lower cover, motor element and position detection subassembly set up in the lid, decelerator and output shaft set up in the upper cover, well lid and lower cover are passed through in proper order from the lower cover through the double-screw bolt and are covered fixedly with the upper cover spiro union.
The upper cover is provided with an upper cover body, wherein extending parts are further arranged on two sides of the upper cover body, and mounting holes are formed in the surfaces of the extending parts.
Furthermore, a signal and power connector is arranged on one side of the PCBA circuit board.
The beneficial effects of the utility model reside in that: the double-Hall element potentiometer steering engine has a simple structure, and the two Hall elements are distributed on the PCBA circuit board in an angle of 90 degrees, so that the steering engine is miniaturized; wherein, when the magnet that the rotatory drive connecting piece lower extreme of output tooth rotated, constitute an unconnected detection potentiometre with hall element, than traditional potentiometre's longe-lived, with low costs, processing is simpler moreover.
Drawings
Fig. 1 is a perspective view of the present embodiment.
Fig. 2 is a sectional view of the present embodiment.
Fig. 3 is an internal structural view of the present embodiment.
Fig. 4 is a schematic structural diagram of the position detecting assembly of the present embodiment.
The reference numbers illustrate: 1. a housing; 11. an upper cover; 111. an extension portion; 12. a middle cover; 13. a lower cover; 2. an output shaft; 3. a motor component; PCBA circuit board; 41. a signal and power connector; 5. a reduction gear; 51. a reduction gear set; 52. a clutch; 6. a position detection component; 61. outputting a tooth; 611. a fixing hole; 612. an extension shaft; 62. a connecting member; 621. inserting holes; 63. a magnet; 64. a Hall element.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. The present application may be embodied in many different forms and is not limited to the embodiments described in the present embodiment. The following detailed description is provided to facilitate a more thorough understanding of the present disclosure, and the words used to indicate orientation, top, bottom, left, right, etc. are used solely to describe the illustrated structure in connection with the accompanying figures.
Referring to fig. 1-4, the utility model relates to a steering engine with double hall element potentiometers, which comprises a housing 1, an output shaft 2, a motor component 3 mounted in the housing 1, a PCBA circuit board 4, a speed reducer 5 and a position detection component 6, the motor component 3 and the position detection component 6 are respectively electrically connected with the PCBA circuit board 4, the speed reducer 5 is in driving connection with the motor part 3, the position detection assembly 6 comprises an output tooth 61, a connecting piece 62, a magnet 63 and two Hall elements 64, the upper end of the output gear 61 is connected with the lower end of the output shaft 2, the output gear 61 is connected with the speed reducer 5, the upper end of the connecting piece 62 is connected with the lower end of the output tooth 61, the magnet 63 is fixed at the lower end of the connecting piece 62, the Hall element 64 is fixed on the surface of the PCBA circuit board 4, and is located below the magnet 63, the output dog 61 rotates to drive the magnet 63 on the link 62 to rotate and form a potentiometer with the hall element 64. Wherein the two hall elements 64 are arranged on the PCBA circuit board 4 at 90 ° to each other. In addition, the upper end of the output tooth 61 is provided with a fixing hole 611, the lower end of the output tooth is provided with an extension shaft 612, the lower end of the output shaft 2 is inserted into the fixing hole 611 and fixed with the output tooth 61, the upper end of the connecting piece 62 is provided with an insertion hole 621, the extension shaft 612 is inserted into the insertion hole 621 and fixed with the connecting piece 62, a clamping groove is arranged below the connecting piece 62, and the magnet 63 is fixed in the clamping groove.
In this embodiment, the reduction gear unit 5 includes a reduction gear set 51 and a clutch 52 with a gear, the reduction gear set 51 is in driving connection with the rotating shaft of the motor unit 3, the reduction gear set 51 is engaged with the gear of the clutch 52, the surface of the output tooth 61 is engaged with the gear of the clutch 52, and the clutch 52 is added in the reduction gear unit 5 to protect the gear from being damaged by instant impact.
When motor element 3 drive decelerator 5 rotates, decelerator 5 drives output tooth 61 and rotates to make output shaft 2 and the connecting piece 62 of being connected with output tooth 61 rotate, the magnet 63 of being connected with connecting piece 62 also rotates simultaneously, makes magnet 63 move above hall element 64, thereby realizes the detection of position through the hall effect.
Compared with the prior art, the steering engine of the double-Hall-element potentiometer is simple in structure, and the two Hall elements 64 are distributed on the PCBA circuit board 4 in an angle of 90 degrees, so that the steering engine is miniaturized; when the output teeth 61 rotate to drive the magnets 63 at the lower end of the connecting piece 62 to rotate, the output teeth and the Hall elements 64 form an unconnected detection potentiometer, and compared with a traditional potentiometer, the detection potentiometer has the advantages of long service life, low cost and simpler processing.
It should be further noted that, in the present embodiment, the motor part 3 is a conventional motor composed of a motor brush, a rotating shaft, a magnet, a coil, a motor housing, and a commutator, and will not be described herein again. Unless otherwise expressly stated or limited, the terms "connected," "fixed," "disposed," and the like are to be construed broadly and to include specific meanings of the terms in the context of the application as understood by one of ordinary skill in the art in view of the specific circumstances.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (7)
1. The utility model provides a two hall element potentiometre steering engines, includes casing, output shaft and installs motor element, PCBA circuit board, decelerator and the position detection subassembly in the casing, motor element and position detection subassembly respectively with PCBA circuit board electric connection, decelerator and motor element drive are connected, its characterized in that: the position detection assembly comprises an output tooth, a connecting piece, a magnet and two Hall elements, the upper end of the output tooth is connected with the lower end of an output shaft, the output tooth is connected with a speed reduction device, the upper end of the connecting piece is connected with the lower end of the output tooth, the magnet is fixed at the lower end of the connecting piece, the Hall elements are fixed on the surface of the PCBA circuit board and located below the magnet, and the output tooth drives the magnet on the connecting piece to rotate when rotating and forms a potentiometer with the Hall elements.
2. The steering engine of the double-Hall element potentiometer according to claim 1, wherein the steering engine comprises: the two Hall elements are mutually arranged on the PCBA circuit board at an angle of 90 degrees.
3. The steering engine of the double-Hall element potentiometer according to claim 1, wherein the steering engine comprises: the output gear is characterized in that a fixing hole is formed in the upper end of the output gear, an extension shaft is arranged at the lower end of the output gear, the lower end of the output shaft is inserted into the fixing hole and fixed with the output gear, an insertion hole is formed in the upper end of the connecting piece, the extension shaft is inserted into the insertion hole and fixed with the connecting piece, a clamping groove is formed below the connecting piece, and the magnet is fixed in the clamping groove.
4. The steering engine of the double-Hall element potentiometer according to claim 1, wherein the steering engine comprises: the speed reducer comprises a speed reduction gear set and a clutch provided with a gear, the speed reduction gear set is in driving connection with a rotating shaft of the motor part, the speed reduction gear set is meshed with the gear of the clutch, and the surface of the output gear is meshed with the gear of the clutch.
5. The steering engine of the double-Hall element potentiometer according to claim 1, wherein the steering engine comprises: the casing includes from last to including upper cover, well lid and lower cover down in proper order, the PCBA circuit board is fixed in the lower cover, in motor part and the setting of position detection subassembly in the lid, decelerator and output shaft set up in the upper cover, well lid and lower cover are through the double-screw bolt from the lower cover in proper order run through the lid fixed with the upper cover spiro union.
6. The steering engine of the double-Hall-element potentiometer according to claim 5, wherein the steering engine comprises: extension parts are further arranged on two sides of the upper cover, and mounting holes are formed in the surfaces of the extension parts.
7. The steering engine of the double-Hall element potentiometer according to claim 1, wherein the steering engine comprises: and a signal and power connector is also arranged on one side of the PCBA circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120404274.2U CN214674785U (en) | 2021-02-23 | 2021-02-23 | Two hall element potentiometre steering engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120404274.2U CN214674785U (en) | 2021-02-23 | 2021-02-23 | Two hall element potentiometre steering engines |
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| Publication Number | Publication Date |
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| CN214674785U true CN214674785U (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120404274.2U Active CN214674785U (en) | 2021-02-23 | 2021-02-23 | Two hall element potentiometre steering engines |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655417A (en) * | 2022-05-26 | 2022-06-24 | 青岛海舟科技有限公司 | Steering engine real rudder angle redundancy judgment device, steering engine and wave glider |
-
2021
- 2021-02-23 CN CN202120404274.2U patent/CN214674785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655417A (en) * | 2022-05-26 | 2022-06-24 | 青岛海舟科技有限公司 | Steering engine real rudder angle redundancy judgment device, steering engine and wave glider |
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