CN211651509U

CN211651509U - Output shaft rotation angle limiting device and electric window opener applying same

Info

Publication number: CN211651509U
Application number: CN202020332985.9U
Authority: CN
Inventors: 韩雪霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-09
Anticipated expiration: 2030-03-17

Abstract

The utility model discloses an output shaft rotation angle limiting device and an electric window opener applying the same, belonging to the field of rotation control tools; the device comprises a limiting shell seat, an A circuit board provided with an A Hall sensor, an A adjusting device used for adjusting the angular position of the A Hall sensor, a B circuit board provided with a B Hall sensor, a B adjusting device used for adjusting the angular position of the B Hall sensor, a dustproof cover and a magnet which is arranged on an output first gear and matched with the A Hall sensor and the B Hall sensor; the limiting device is provided with two Hall sensors on the circumference, and is characterized in that the included angle between the two Hall sensors can be manually adjusted.

Description

Output shaft rotation angle limiting device and electric window opener applying same

Technical Field

The utility model belongs to rotation control instrument field, concretely relates to stop device, in particular to output shaft rotation angle stop device and applied device's electronic ware of windowing.

Background

The common existing output shaft rotation angle control devices mainly comprise the following devices:

(1) the mechanical output shaft rotation angle control device, such as a mechanical contact limit switch, is fixed in the installation position, and the switch contact is easy to contact badly after being used for a long time;

(2) the stable control of the rotating angle and the adjustment of the rotating angle of the potentiometer angle sensor completely depend on the calculation control of the circuit control board, and the adjustment and the control of the rotating angle are complex; there are of course some other types of rotation angle control devices, which are not described here.

The inventor of this application has independently researched and developed a stop device that utilizes hall sensor to control output shaft rotation angle, and this stop device is provided with two hall sensors on the circumference, and the device's characteristics lie in that the contained angle between two hall sensors can manual regulation.

Disclosure of Invention

The utility model aims at providing an output shaft rotation angle limiting device and an electric window opener applying the same, wherein the limiting device is provided with two Hall sensors on the circumference, and the device is characterized in that the included angle between the two Hall sensors can be manually adjusted; the device is mainly applied to the output shaft, and the rotation angle of the output shaft is limited through the two Hall sensors.

The utility model adopts the technical scheme as follows: an output shaft rotation angle limiting device comprises a limiting shell seat, an A circuit board provided with an A Hall sensor, an A adjusting device used for adjusting the angular position of the A Hall sensor, a B circuit board provided with a B Hall sensor, a B adjusting device used for adjusting the angular position of the B Hall sensor, a dustproof cover and a magnet which is arranged on an output first gear and matched with the A Hall sensor and the B Hall sensor;

a first circular mounting groove is formed in the center of the limiting shell seat, a first circular through hole is formed in the center of the bottom of the first mounting groove, and the diameter of the first through hole is smaller than that of the first mounting groove; the mounting groove A and the mounting groove B are communicated with one part of the mounting groove; the bottom of the mounting groove A is provided with a mounting through hole A, and the bottom of the mounting groove B is provided with a mounting through hole B;

the circuit board A is annular, the outer circumference of the circuit board A is provided with a connecting tooth A, and a Hall sensor A is further mounted on the circuit board A; the circuit board A is arranged in the first mounting groove, is in clearance fit with the first mounting groove and can rotate in the first mounting groove; the A adjusting device for adjusting the angular position of the A Hall sensor is arranged in the A mounting groove and comprises an A adjusting gear and an A adjusting knob; the upper end of the A adjusting knob penetrates through the A mounting through hole to extend into the A mounting groove, and an A adjusting gear is mounted and meshed with the A connecting teeth on the A circuit board;

the circuit board B is circular, the outer circumference of the circuit board B is provided with connecting teeth B, and a Hall sensor B is further mounted on the circuit board B; the circuit board B is arranged in the first mounting groove and above the circuit board A, is in clearance fit with the first mounting groove and can rotate in the first mounting groove; the B adjusting device for adjusting the angular position of the B Hall sensor is arranged in the B mounting groove and comprises a B adjusting gear and a B adjusting knob; the upper end of the B adjusting knob penetrates through the B mounting through hole to extend into the B mounting groove, and a B adjusting gear is mounted and meshed with a B connecting tooth on the B circuit board;

the dustproof cover is arranged on the upper surface of the limiting shell seat, the circuit board A, the adjusting device A, the circuit board B and the adjusting device B are sealed in the limiting shell seat, and the circuit board A, the adjusting device A, the circuit board B and the adjusting device B are limited to rotate only and cannot move up and down; the center of the dustproof cover is provided with a circular through hole II;

an output shaft needing to be limited penetrates through a through hole in the center of the device, and a magnet matched with the Hall sensor A and the Hall sensor B is arranged on the first output gear.

The preferred installation scheme of magnet does: install the first gear of key-type connection on the output shaft, seted up the magnet mounting hole on the first gear, magnet mounting hole in-mounting and hall sensor complex magnet.

Further, the A, B hall sensor may be a 3144 hall sensor, and the magnet may be a high-intensity magnet.

An output shaft of the electric window opener penetrates through a through hole in the center of the electric window opener, and a gear of the output shaft of the electric window opener is provided with a magnet matched with the Hall sensor A and the Hall sensor B.

The beneficial effects of the utility model reside in that: the utility model provides an output shaft rotation angle limiting device, which is provided with two Hall sensors on the circumference and is characterized in that the included angle between the two Hall sensors can be manually controlled; the device is mainly applied to the output shaft, and the rotation angle of the output shaft is limited through the two Hall sensors.

Drawings

Fig. 1 is a schematic perspective view of the present device.

Fig. 2 is an exploded view of the structural components of the device.

Fig. 3 is a schematic structural view of the limiting housing seat and the dust cap.

Fig. 4 is a structural view of the B circuit board removed upward along the output shaft.

Fig. 5 is a schematic circuit diagram of a circuit board of the device applied to the electric window opener.

In the figure: spacing shell base 1, mounting groove 101, through-hole 102, A mounting groove 103, B mounting groove 104, A installation through-hole 105, B installation through-hole 106, A circuit board 2, A connection tooth 201, A hall sensor 3, A adjusting device 4, A adjusting gear 401, A adjusting knob 402, B circuit board 5, B connection tooth 501, B hall sensor 6, B adjusting device 7, B adjusting gear 701, B adjusting knob 702, shield 8, through-hole two 801, output shaft 9, magnet 10, first gear 11.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings, which are only used for illustrating the technical solutions of the present invention and are not limited.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 2, the output shaft rotation angle limiting device comprises a limiting shell seat 1, an a circuit board 2 provided with an a hall sensor 3, an a adjusting device 4 used for adjusting the angular position of the a hall sensor 3, a B circuit board 5 provided with a B hall sensor 6, a B adjusting device 7 used for adjusting the angular position of the B hall sensor 6, a dustproof cover 8 and a magnet 10 which is arranged on a gear of an output shaft 9 and matched with the a hall sensor 3 and the B hall sensor 6.

As shown in fig. 3, a circular mounting groove i 101 is formed in the center of the limiting shell seat 1, a circular through hole i 102 is formed in the center of the bottom of the mounting groove i 101, and the diameter of the through hole i 102 is smaller than that of the mounting groove i 101; the left front angle and the right front angle of the first mounting groove 101 are provided with an A mounting groove 103 and a B mounting groove 104, and the A mounting groove 103 and the B mounting groove 104 are partially communicated with the first mounting groove 101; the bottom of the A mounting groove 103 is provided with an A mounting through hole 105, and the bottom of the B mounting groove 104 is provided with a B mounting through hole 106.

As shown in fig. 2, the circuit board a 2 is circular, and the outer circumference thereof is provided with a connecting tooth a 201, on which a hall sensor a 3 is further mounted; the A circuit board 2 is arranged in the first mounting groove 101, is in clearance fit with the first mounting groove 101 and can rotate in the first mounting groove 101 (as shown in figure 4); an A adjusting device 4 for adjusting the angular position of the A Hall sensor 3 is arranged in the A mounting groove 103, and specifically, the A adjusting device 4 comprises an A adjusting gear 401 and an A adjusting knob 402; the upper end of the A adjusting knob 402 penetrates through the A mounting through hole 105 to extend into the A mounting groove 103, an A adjusting gear 401 is mounted, the A adjusting gear 401 is meshed with the A connecting teeth 201 on the A circuit board 2, the A adjusting gear 401 is driven to rotate by rotating the lower end portion of the A adjusting knob 402, the A circuit board 2 is driven to rotate, and therefore the angular position of the A Hall sensor 3 is adjusted.

As shown in fig. 2, the B circuit board 5 is circular, and the outer circumference thereof is provided with B connecting teeth 501, on which the B hall sensor 6 is further mounted; the B circuit board 5 is arranged in the first mounting groove 101 and above the A circuit board 2, is in clearance fit with the first mounting groove 101 and can rotate in the first mounting groove 101 (as shown in figure 4); a B adjusting device 7 for adjusting the angular position of the B Hall sensor 6 is arranged in the B mounting groove 104, and specifically, the B adjusting device 7 comprises a B adjusting gear 701 and a B adjusting knob 702; the upper end of the B adjusting knob 702 penetrates through the B mounting through hole 106 to extend into the B mounting groove 104, a B adjusting gear 701 is mounted, the B adjusting gear 701 is meshed with the B connecting teeth 501 on the B circuit board 5, the B adjusting gear 701 is driven to rotate by rotating the lower end part of the B adjusting knob 702, and then the B circuit board 5 is driven to rotate, so that the angular position of the B Hall sensor 6 is adjusted.

As shown in fig. 1 and 3, the dust cap 8 is mounted on the upper surface of the limiting shell seat 1, and seals the circuit board a 2, the adjusting device a 4, the circuit board B5 and the adjusting device B7 in the limiting shell seat 1, so as to limit the circuit board a 2, the adjusting device a 4, the circuit board B5 and the adjusting device B to rotate only without moving up and down; the center of the dustproof cover 8 is provided with a second round through hole 801.

As shown in fig. 1, an output shaft 9 needing to be limited penetrates through a through hole in the center of the device, and a magnet 10 matched with the hall sensor A3 and the hall sensor B6 is arranged on a gear of the output shaft 9; for example, a first gear 11 which is in key connection is mounted on the output shaft 9, a magnet 10 mounting hole is formed in the first gear 11, and a magnet 10 which is matched with the hall sensor is mounted in the magnet 10 mounting hole; the rotation angle of the first gear 11 is limited by A, B hall sensors, and the position of A, B hall sensors can be adjusted by A, B adjusting knobs 702, so that the function of limiting the angle of the output shaft 9 is realized.

Furthermore, the A, B hall sensor can adopt a 3144 hall sensor; the magnet 10 is a high-intensity magnet.

The specific circuit structures of the circuit board a 2 and the circuit board B5 need to be set according to specific functional requirements, which is not limited in the present application; the circuit board structure used in the electric window opener as shown in fig. 5 is taken as an example for description, and the circuit board includes a charging part, a host control part, a motor driving part, and a WIFI networking part; the host control part realizes the functions of opening and closing the window remotely by communicating with the Hall sensor A6 and the Hall sensor B3, the motor drive circuit and the WIFI networking circuit; the charging part is only used for battery charging management to ensure that the circuit supplies power continuously; the device has the advantages that the Hall sensor A6 and the Hall sensor B3 are used as a window opening Hall sensor and a window closing Hall sensor, signals collected by the Hall sensor A, B are sent to the host control part, and the host control part controls the motor to rotate or stop; the device has the advantages that the opening and closing degree of the window can be controlled by controlling the included angle between the A, B Hall sensors; the device is already in practical application and has good control effect.

Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that modifications may be made to the above-described embodiments, or equivalent changes and modifications may be made to some of the technical features of the embodiments.

Claims

1. An output shaft rotation angle limiting device is characterized by comprising a limiting shell seat, an A circuit board provided with an A Hall sensor, an A adjusting device used for adjusting the angular position of the A Hall sensor, a B circuit board provided with a B Hall sensor, a B adjusting device used for adjusting the angular position of the B Hall sensor, a dustproof cover and a magnet which is arranged on an output first gear and matched with the A Hall sensor and the B Hall sensor;

an output shaft needing to be limited penetrates through a through hole in the center of the device, and magnets matched with the Hall sensor A and the Hall sensor B are installed on a gear of the output shaft.

2. The output shaft rotation angle limiting device according to claim 1, characterized in that: install the first gear of key-type connection on the output shaft, seted up the magnet mounting hole on the first gear, magnet mounting hole in-mounting and hall sensor complex magnet.

3. The output shaft rotation angle limiting device according to claim 1 or 2, characterized in that: the A, B Hall sensor can adopt a 3144 Hall sensor, and the magnet adopts a high-strength magnet.

4. An electric window opener applying the limiting device of claim 1, characterized in that: an output shaft of the electric window opener penetrates through a through hole in the center of the limiting device, and a gear of the output shaft of the electric window opener is provided with a magnet matched with the Hall sensor A and the Hall sensor B.