CN214203534U

CN214203534U - Roller switch

Info

Publication number: CN214203534U
Application number: CN202120445773.6U
Authority: CN
Inventors: 杨均超
Original assignee: ZHEJIANG LIGUANG MOTORCYCLE PARTS CO LTD
Current assignee: Chongqing Beike Locomotive Industry Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-09-14
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to a roller switch, including switch seat shell, locate gyro wheel and inductive switch subassembly on the switch seat shell, the gyro wheel rotates through the shaft and sets up on switch seat shell, and the inductive switch subassembly includes response piece and detection switch, and the gyro wheel drive response piece rotates, and the shaft connection of gyro wheel has drive gear group, the response piece is installed on the output shaft of drive gear group, and response piece and detection switch arrange in the oblique below of gyro wheel, the epaxial other end cooperation relative with installation drive gear group one end of gyro wheel has the gear mechanism that senses gyro wheel turned angle. Has the advantages of good control hand feeling and compact structure.

Description

Roller switch

Technical Field

The utility model relates to a switch technical field, what be exact is the gyro wheel switch who implements control with the unlimited roll operation of gyro wheel.

Background

The roller type switch adopts a roller as a driving part, and realizes switch control by rotating the roller, such as corresponding function control in an entertainment system. The existing infinite roller type switch adopts an inductive switch, which usually comprises a roller, a transmission rod extends axially from a wheel shaft of the roller, an inductive part is arranged on the transmission rod, the inductive part is matched with a detection switch, such as a photoelectric switch, the inductive part is in a fan blade shape with a plurality of blades distributed circumferentially, and the inductive part is matched in an inductive groove of the detection switch. The roller is rotated, the sensing piece is matched with the detection switch to realize signal output, and infinite rolling operation is realized; the trigger mechanism has the advantages of high trigger speed, simple structure arrangement, reliable matching, reduction of the requirement on assembly precision and the like. However, the switch sensing part of the structure is directly arranged on the transmission rod extending from the wheel shaft of the roller, on one hand, the rotation stroke of the roller directly reflects on the signal switching rate, the switch switching sensitivity control cannot be realized, the switch operation hand feeling is influenced, on the other hand, the roller and the sensing part are axially arranged, so that the transverse area occupied by the switch is large, and the switch is not beneficial to installation and arrangement when the switch is used on a motorcycle/electric vehicle handle.

Disclosure of Invention

The utility model discloses the invention purpose: in order to overcome the defects in the prior art, the utility model provides a control and feel good and compact structure's gyro wheel switch.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a roller switch, includes the switch seat shell, locates gyro wheel and inductive switch subassembly on the switch seat shell, and the gyro wheel rotates through the shaft and sets up on the switch seat shell, and the inductive switch subassembly includes response piece and detection switch, and the gyro wheel drive response piece rotates its characterized in that: the wheel shaft of the roller is connected with a transmission gear set, the sensing part is installed on an output shaft of the transmission gear set, the sensing part and the detection switch are arranged below the roller in an inclined mode, and a gear mechanism which senses the rotation angle of the roller is matched with the other end, opposite to one end where the transmission gear set is installed, of the wheel shaft of the roller.

By adopting the technical scheme, the roller is in transmission connection with the sensing part through the transmission gear set, the roller is operated and hand feeling control in the machining process is realized under the control of the gear transmission ratio of the transmission gear, and the distance between the roller and the sensing part is prolonged under the design of the transmission gear set, so that the diameter of the roller can be conveniently increased, the operation and hand feeling control of a roller switch is further realized, and meanwhile, the sensing switch assembly is conveniently arranged at the position obliquely below the roller, so that the overall arrangement structure of the switch is compact; the other end of the wheel shaft of the roller is provided with the gear mechanism, so that the roller has gear feeling when rolling, and the operation hand feeling is improved.

Preferably, the transmission gear set comprises an output pinion, a middle gearwheel and an input pinion, the wheel diameter of the middle gearwheel is larger than that of the output pinion and the output pinion, the output shaft and the middle gearwheel are positioned and rotationally matched on the switch seat shell, the output pinion is mounted on a wheel shaft of the roller, the input pinion is mounted on the output shaft, the sensing piece is arranged on the output shaft, and the mounting positions of the sensing piece and the detection switch correspond to the positions of the roller. Under the structural design, three gear transmission designs are adopted, and the structural compactness and the diameter control of the roller are both considered; the inductive switch assembly is arranged at the position opposite to the roller, and the structure is compact.

Preferably, the gear mechanism comprises a gear, a gear pin and a gear spring, the gear is fixed on a wheel shaft of the roller, a pin shaft mounting hole is formed in the switch seat shell, the gear pin and the gear spring are mounted in the pin shaft mounting hole, and the gear pin is abutted to the gear through the gear spring. Under this structural design, push away the gear round pin through the spring and contradict and reach gear touch control on the tooth surface of gear tooth, have simple structure, the advantage of reliable operation.

Preferably, the switch seat shell comprises a base and a roller support, the roller is arranged on the roller support through a wheel shaft in a rotating mode, the transmission gear set is installed on the roller support, the roller support is supported on the base through a pair of supporting shafts in a swinging mode in the direction corresponding to the wheel shaft of the roller in the axial direction, switch touch portions are arranged on the roller support along the two transverse sides of the swinging central axis, a first microswitch and a second microswitch which are matched with the two switch touch portions respectively are arranged on the base, the roller faces the swinging central axis of the roller support, the roller support is shifted to swing along the axial direction of the roller, and therefore the first microswitch or the second microswitch is touched through the corresponding switch touch portions. Under this structural design, the gyro wheel realizes the installation through the gyro wheel support, can direct side direction stir the gyro wheel with drive gyro wheel support, reaches the swing of drive gyro wheel support, and first micro-gap switch and second micro-gap switch are pressed to the gyro wheel support, realize gyro wheel switch's function extension, have simple structure compactness and easy operation convenient advantage, and guarantee the roll reliable and stable of gyro wheel.

Preferably, the roller bracket is provided with a left spherical crown part and a right spherical crown part which are respectively positioned at two axial ends of the roller, and the tops of the convex spherical surfaces of the left spherical crown part and the right spherical crown part are lower than the edge of the outer wheel of the roller, so that the roller has an acting point which is higher than the tops of the convex spherical surfaces of the left spherical crown part and the right spherical crown part and is used for shifting the roller bracket to swing. Under this structural design, left spherical crown portion and right spherical crown portion are established respectively to the axial both ends position of gyro wheel, and is not only pleasing to the eye, and the convex spherical surface of left and right spherical crown portion provides the guide in addition, and the hand touches and bumps the gyro wheel and provide stirs gyro wheel support wobbling stirring power, improves the operation and feels, is convenient for the hand simultaneously and touches the gyro wheel tread with the operation gyro wheel that rolls.

Preferably, the roller bracket is arranged on the base in a manner that one end of the roller bracket can swing up and down by taking the other end of the supporting shaft as a fulcrum, a switch pressing part is arranged at one end, close to the roller bracket, of the roller bracket, the base is provided with a third micro switch correspondingly matched with the switch pressing part, the switch pressing part is arranged at one end of the supporting shaft close to the roller bracket and serves as the swing fulcrum, and the roller bracket deflects and swings up and down by the pressing force so as to press the third micro switch through the switch pressing part. Under this structural design, realize the switch function extension, have convenient operation and compact structure's advantage.

Preferably, the supporting position of the wheel shaft of the roller on the roller bracket is deviated to one end of the roller bracket which swings up and down. When the roller is pressed, the reliable up-and-down swinging deflection of the swinging end of the roller bracket can be ensured, and the roller bracket is more labor-saving and stable.

The present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a perspective view of a roller switch according to an embodiment of the present invention;

FIG. 2 is an exploded view of a roller switch according to an embodiment of the present invention;

FIG. 3 is a top view of a roller switch according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 6 is a sectional view taken along line C-C of fig. 3.

Detailed Description

Referring to fig. 1 to 6, in the description of the present application, for the convenience of understanding the present invention, in the orientation relationship shown in the present invention, the rolling direction of the roller is set to be the front-back direction, which is shown by the Y axis in the figure, the direction of the axial direction of the roller is set to be the left-right direction, which is shown by the X axis in the figure, the corresponding vertical front-back left-right direction is the up-down direction, which is shown by the Z axis in the figure, and in addition, the terms "first", "second", "third", and the like are used only for distinguishing the description, and cannot be understood as indicating or implying relative importance.

The utility model discloses a roller switch, including switch seat shell 1, locate gyro wheel 2 and inductive switch subassembly 3 on the switch seat shell 1, gyro wheel 2 rotates through shaft 21 and sets up on switch seat shell 1, and inductive switch subassembly 3 includes response 31 and detection switch 32, and gyro wheel 2 drives response 31 and rotates, shaft 21 of gyro wheel 2 is connected with drive gear group, response 31 is installed on the output shaft 41 of drive gear group, and response 31 and detection switch 32 arrange in 2 oblique below of gyro wheel, the other end cooperation relative with installation drive gear group one end on shaft 21 of gyro wheel 2 has the gear mechanism that senses 2 turned angle of gyro wheel. The roller and the induction part are in transmission connection through the transmission gear set, the roller is operated and hand feeling is controlled in the machining process under the control of the gear transmission ratio of the transmission gear, the distance between the roller and the induction part is prolonged under the design of the transmission gear set, the diameter of the roller can be conveniently increased, the operation and hand feeling control of a roller switch is further realized, and meanwhile, the induction switch assembly is conveniently arranged at the position below the roller in an inclined manner, so that the overall arrangement structure of the switch is compact; the other end of the wheel shaft utilizing the roller is provided with the gear mechanism, the gear mechanism can realize the stop feeling when the roller rolls, namely the gear feeling when the roller rolls, and the operation hand feeling is improved.

The transmission gear set comprises an output pinion 42, a middle large gear 43 and an input pinion 44, the diameter of the middle large gear 43 is larger than the diameters of the output pinion 42 and the output pinion 44, an output shaft 41 and the middle large gear 43 are positioned and rotationally matched on the switch base shell 1, the output pinion 42 is installed on a wheel shaft 21 of the roller 2, the input pinion 44 is installed on the output shaft 41, the sensing piece 31 is arranged on the output shaft 41, and the installation positions of the sensing piece 31 and the detection switch 32 correspond to the position of the roller 2. Three gear transmission designs are adopted, so that the compactness of the structure and the convenience in controlling the diameter of the roller are both considered; the inductive switch assembly is arranged at the position opposite to the roller, and the structure is compact.

The gear mechanism comprises a gear 51, a gear pin 52 and a gear spring 53, wherein the gear 51 is fixed on the wheel shaft 21 of the roller 2, a pin shaft mounting hole 11 is formed in the switch seat shell 1, the gear pin 52 and the gear spring 53 are mounted in the pin shaft mounting hole 11, and the gear pin 52 abuts against the gear 51 through the gear spring 53. The gear contact control is achieved by pushing the gear pin through the spring to abut against the tooth surface of the gear, and the gear contact control device has the advantages of simple structure and reliable work.

In order to expand the switch function, the switch base shell 1 comprises a base 1-1 and a roller support 1-2, a roller 2 is rotatably arranged on the roller support 1-2 through a wheel shaft 21, and the roller support 1-2 is movably supported on the base 1 through a pair of supporting shafts 1-21 and 1-22; the pressing of the additional microswitch is realized through the movable roller bracket; the method specifically comprises the following steps: the roller support 1-2 can be supported on the base 1 through the support shafts 1-21 and 1-22 in a manner of swinging along the axial direction of the wheel shaft 21 of the roller 2, in the embodiment, the roller support 1-2 can swing left and right, as shown in the direction of an X axis in the figure, switch touch parts 1-23 are arranged on the roller support 1-2 along the transverse two sides of the swinging central axis, a first microswitch 61 and a second microswitch 62 which are respectively matched with the two switch touch parts 1-23 are arranged on the base 1-1, the roller 2 is opposite to the swinging central axis of the roller support 1-2, and the roller support 1-2 is shifted to swing along the axial direction of the roller 2, so that the first microswitch 61 or the second microswitch 62 is touched and pressed through the corresponding switch touch parts. The gyro wheel realizes the installation through the gyro wheel support, can direct side direction stir the gyro wheel in order to drive the gyro wheel support, reaches the swing of drive gyro wheel support, and first micro-gap switch and second micro-gap switch are pressed to the gyro wheel support, realize gyro wheel switch's function extension, have simple structure compactness and easy operation convenient advantage, and guarantee the roll reliable and stable of gyro wheel.

Furthermore, the roller bracket 1-2 is provided with a left spherical crown part 1-24 and a right spherical crown part 1-25 which are respectively positioned at the two axial ends of the roller 2, and the top parts of the convex spherical surfaces of the left spherical crown part 1-24 and the right spherical crown part 1-25 are lower than the outer rim of the roller 2, so that the roller 2 is provided with a force acting point 22 which is higher than the top parts of the convex spherical surfaces of the left spherical crown part 1-24 and the right spherical crown part 1-25 and is used for stirring the roller bracket 1-2 to swing. The left spherical crown part and the right spherical crown part are respectively arranged at the two axial ends of the roller, so that the roller is attractive, the convex spherical surfaces of the left and right spherical crown parts provide guidance, the hand touches the roller to provide shifting force for shifting the roller support to swing, the operation hand feeling is improved, and meanwhile, the hand touch is convenient for touching the roller wheel surface to roll the operation roller.

In addition, the switch function expansion is further adopted, the roller bracket 1-2 is arranged on the base 1-1 in a way that a supporting shaft 1-21 at one end can swing up and down by taking a supporting shaft 1-22 at the other end as a fulcrum, the up-down direction is the direction which is vertical to the axial direction of the supporting shaft 1-22 and the axial direction of the wheel shaft 21 at the same time, such as the direction corresponding to the Z axis in the figure, a strip-shaped hole 1-11 which extends up and down and an open groove-shaped positioning shaft hole 1-12 are arranged on the base 1-1, the supporting shaft 1-21 at the swinging end of the roller bracket 1-2 is assembled in the strip-shaped hole 1-11, the supporting shaft 1-22 which is used as the up-down swinging fulcrum on the roller bracket 1-2 is positioned and matched in the open groove-shaped positioning shaft hole 1-12, and the switch has the advantages of simple and reliable roller bracket installation structure, a switch pressing part 1-26 is arranged at one end, close to the vertical swing, of the roller support 1-2, a switch pressing part 1-26 is arranged on the roller support 1-2, a third micro switch 63 correspondingly matched with the switch pressing part 1-26 is arranged on the base 1-1, a switch pressing part 1-23 is arranged at one end, close to a support shaft 1-21 serving as a vertical swing fulcrum, of the roller support 1-2, and the roller support 1-2 deflects and swings up and down under the pressing force so as to press the third micro switch 63 through the switch pressing part 1-26. The expansion of the switch function is realized, and the switch has the advantages of convenient operation and compact structure; thus, the roller bracket can swing left and right (corresponding to the X axis in the figure) and also can swing up and down (corresponding to the Z axis in the figure). Of course, the roller bracket can only adopt an up-and-down swinging design to realize the switch function expansion pressed by the third microswitch. In this embodiment, due to the problem of the installation height, the first microswitch 61, the second microswitch 62 and the third microswitch 63 are all provided with pressing rods; the first microswitch 61, the second microswitch 62, the third microswitch 63 and the detection switch are integrally mounted on the circuit board.

The supporting position of the wheel shaft 21 of the roller 2 on the roller bracket 1-2 is deviated to one end of the roller bracket 1-2 which swings up and down. When the roller is pressed, the reliable up-and-down swinging deflection of the swinging end of the roller bracket can be ensured, and the roller bracket is more labor-saving and stable.

Claims

1. The utility model provides a roller switch, includes the switch seat shell, locates gyro wheel and inductive switch subassembly on the switch seat shell, and the gyro wheel rotates through the shaft and sets up on the switch seat shell, and the inductive switch subassembly includes response piece and detection switch, and the gyro wheel drive response piece rotates its characterized in that: the wheel shaft of the roller is connected with a transmission gear set, the sensing part is installed on an output shaft of the transmission gear set, the sensing part and the detection switch are arranged below the roller in an inclined mode, and a gear mechanism which senses the rotation angle of the roller is matched with the other end, opposite to one end where the transmission gear set is installed, of the wheel shaft of the roller.

2. A roller switch according to claim 1, wherein: the transmission gear set comprises an output pinion, a middle gearwheel and an input pinion, the wheel diameter of the middle gearwheel is larger than that of the output pinion and the output pinion, the output shaft and the middle gearwheel are positioned and rotationally matched on the switch seat shell, the output pinion is installed on a wheel shaft of the roller, the input pinion is installed on the output shaft, the sensing piece is arranged on the output shaft, and the mounting positions of the sensing piece and the detection switch correspond to the positions of the roller.

3. A roller switch according to claim 1, wherein: the gear mechanism comprises a gear, a gear pin and a gear spring, the gear is fixed on a wheel shaft of the roller, a pin shaft mounting hole is formed in the switch seat shell, the gear pin and the gear spring are mounted in the pin shaft mounting hole, and the gear pin is abutted to the gear through the gear spring.

4. A roller switch according to claim 1, wherein: the switch seat shell comprises a base and a roller support, rollers are arranged on the roller support through a wheel shaft in a rotating mode, a transmission gear set is installed on the roller support, the roller support is supported on the base through a pair of supporting shafts in a swinging mode in the direction corresponding to the wheel shaft axis of the rollers, switch touch portions are arranged on the roller support along the two transverse sides of the swinging central axis, a first microswitch and a second microswitch which are matched with the two switch touch portions respectively are arranged on the base, the rollers face the swinging central axis of the roller support, the roller support is shifted to swing along the axial direction of the rollers, and therefore the first microswitch or the second microswitch is touched through the corresponding switch touch portions.

5. A roller switch according to claim 4, wherein: the roller support is provided with a left spherical crown part and a right spherical crown part which are respectively positioned at two axial ends of the roller, and the top parts of the convex spherical surfaces of the left spherical crown part and the right spherical crown part are lower than the outer wheel edge of the roller, so that the roller has an acting point which is higher than the top parts of the convex spherical surfaces of the left spherical crown part and the right spherical crown part and is used for shifting the roller support to swing.

6. A roller switch according to claim 4, wherein: the roller support is arranged on the base in a manner that one end supporting shaft can swing up and down by taking the other end supporting shaft as a fulcrum, a switch pressing portion is arranged at one end, close to the roller support, of the roller support in a manner of swinging up and down, a third microswitch correspondingly matched with the switch pressing portion is arranged on the base, the switch pressing portion is arranged at one end of the supporting shaft close to the roller support in a manner of swinging up and down, and the roller support is pressed by the switch pressing portion in a manner of deflecting and swinging up and down under the pressing force.

7. A roller switch according to claim 1, wherein: the switch seat shell comprises a base and a roller support, a roller is arranged on the roller support through a wheel shaft in a rotating mode, a transmission gear set is installed on the roller support, the roller support is supported on the base through a pair of supporting shafts, the roller support is arranged on the base in a vertically swinging mode by taking one end supporting shaft as a fulcrum and can use the other end supporting shaft as the fulcrum, one end, close to the roller support, of the roller support in the vertically swinging mode is provided with a switch pressing portion, the base is provided with a third microswitch corresponding to the switch pressing portion, the switch pressing portion is arranged at one end of the supporting shaft, close to the roller support, as the vertically swinging fulcrum, and the roller support is deflected and swings up and down through pressing of the switch pressing portion.

8. A roller switch according to claim 6 or 7, characterized in that: the supporting position of the wheel shaft of the roller on the roller bracket deviates to one end of the roller bracket which swings up and down.