CN214203536U

CN214203536U - Roller type combined switch

Info

Publication number: CN214203536U
Application number: CN202120445774.0U
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 type combination switch, including switch seat shell, locate gyro wheel switch assembly and micro-gap switch on the switch seat shell, gyro wheel switch assembly includes the gyro wheel and rotates the gyro wheel in order to trigger the switch spare that forms control signal, switch seat shell includes the base and locates the gyro wheel support on the base, the gyro wheel rotates through the pivot and sets up on the gyro wheel support, but the gyro wheel support passes through a pair of back shaft along the wobbling supporting on the direction that the shaft axial of gyro wheel corresponds on the base, it touches the splenium to be equipped with the switch on the gyro wheel support, thereby it touches the splenium to touch micro-gap switch to stir the swing of gyro wheel support along the gyro wheel axial through the switch. The roller mounting and action are stable and reliable.

Description

Roller type combined switch

Technical Field

The utility model relates to a switch technical field, the combination switch that exactly says so.

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. However, the existing roller type switch usually only has a function of realizing signal output by rolling control, but in some application occasions, a plurality of functional switches are usually required to be designed, and for other functional switches, only a button design independent from the roller is adopted, so that the operating parts of the combined switch are various and the installation position is not compact. For solving this problem, also there is the back shaft department that relies on the gyro wheel in the current switch and designs micro-gap switch, through pressing the gyro wheel, realizes touching and pressing micro-gap switch through the back shaft of gyro wheel, realizes the purpose of the different function switches of single control piece drive, and the supporting shaft of gyro wheel is as rolling drive shaft and the touching and pressing part of touching and pressing micro-gap switch, and the roll axis is contacted friction with micro-gap switch's switch spare all the time during gyro wheel operation, and leads to the unbalance of gyro wheel easily.

Disclosure of Invention

The utility model discloses the invention purpose: for overcoming the defect that prior art exists, the utility model provides a gyro wheel formula combination switch that gyro wheel installation and action are reliable and stable.

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

the utility model provides a roller type combination switch, includes switch seat shell, locates roller switch subassembly and micro-gap switch on the switch seat shell, and the roller switch subassembly includes the gyro wheel and rotates the gyro wheel in order to trigger the switching piece that forms control signal, its characterized in that: the switch seat shell comprises a base and a roller support arranged on the base, the roller is arranged on the roller support in a rotating mode through a roller shaft, the roller support is supported on the base in a swingable mode along the direction corresponding to the axial direction of the roller shaft through a pair of supporting shafts, a switch touch portion is arranged on the roller support, and the roller support is shifted to swing along the axial direction of the roller so as to touch a microswitch through the switch touch portion.

Through adopting above-mentioned technical scheme, the gyro wheel is installed on the gyro wheel support, and traditional switching piece control can be realized in the rotation of gyro wheel, and the gyro wheel support swings on the direction that the gyro wheel shaft axial corresponds through a pair of back shaft, then can realize that direct side direction stirs the gyro wheel with the drive gyro wheel support, reaches the swing of drive gyro wheel support, has easy operation convenient advantage, and the switch touch pressing portion of gyro wheel support touches pressure micro-gap switch, realizes the control to micro-gap switch, increases roller switch's service function.

Preferably, the roller bracket is provided with a switch pressing part on both sides of the transverse direction of the swing central axis of the roller bracket, the roller is just opposite to the swing central axis of the roller bracket, and the microswitch comprises a first microswitch and a second microswitch which are respectively matched with the two switch pressing parts. Under this structural design, two swing directions of make full use of gyro wheel support control a micro-gap switch respectively, expand the switch function.

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 support comprises a support main body and a cover plate integrally formed with a left spherical crown part and a right spherical crown part, the cover plate is provided with a roller abdicating hole between the left spherical crown part and the right spherical crown part, the cover plate is fixedly installed on the support main body, the support main body is provided with a wheel axle positioning groove hole with an open top, the cover plate is provided with a wheel axle limiting part for sealing the open top of the wheel axle positioning groove hole, and a wheel axle of the roller is arranged in the wheel axle positioning groove hole and is limited by the wheel axle limiting part of the cover plate. Under this structural design, left and right spherical crown portion shaping has the convenient advantage of processing on the apron, adopts to have open-ended shaft locating hole groove design in the support main part moreover, later realizes the restriction location of shaft through the installation of apron, possesses gyro wheel convenient assembling's advantage.

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.

Preferably, the wheel axle linkage of gyro wheel is connected with gear drive assembly, and gear drive assembly installs on the gyro wheel support, and gear drive assembly includes the output shaft, the switching element arranges in the oblique below of gyro wheel, the switching element includes response piece and detection switch, and detection switch has the response recess, and the response piece corresponds the cooperation in the response inslot, the response piece is installed on the output shaft. Under this structural design, the gyro wheel realizes the response piece drive to the switch spare through gear drive assembly, thereby trigger switch spare forms control signal, under the design of induction type switch spare, signal control is reliable and stable, longe-lived and sensitive advantage has, gear drive assembly's design can prolong the installation distance of gyro wheel and response piece, be convenient for arrange the switch spare in the oblique below of gyro wheel, make the swing of wobbling gyro wheel support set up more convenient and reliable, and combination switch overall structure is compact.

Preferably, the gear transmission assembly comprises an output pinion gear installed on the wheel shaft, an intermediate gearwheel positioned and rotationally matched on the roller bracket, and an input pinion gear installed on the output shaft, wherein the wheel diameter of the intermediate gearwheel is larger than that of the output pinion gear and that of the input pinion gear. Under this structural design, adopt three gear drive design, the installation of the switching piece of being convenient for is arranged, realizes the drive ratio control between gyro wheel to the output shaft, improves the gyro wheel roll operation and feels, has the advantage of taking into account compact structure nature and the gyro wheel diameter control of being convenient for.

Preferably, the gear mechanism that feels gyro wheel turned angle is coordinated to the shaft of gyro wheel, gear mechanism includes gear, gear round pin and gear spring, gear is fixed in the shaft of gyro wheel, is equipped with the round pin axle mounting hole on the gyro wheel support, and gear round pin and gear spring are installed in the round pin axle mounting hole, and the gear round pin is contradicted on 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 bracket main body is provided with an axially through pin shaft mounting hole, the axially through pin shaft mounting hole is formed in the bracket main body, and the cover plate is provided with a spring pressing part which is correspondingly matched with the pin shaft mounting hole and is far away from one port of the gear so as to limit the gear spring in the pin shaft mounting hole. Under this structural design, because the round pin axle mounting hole is for lining up the design to make things convenient for the installation of gear spring and gear round pin, later cover the apron and can reach the restriction of gear spring in the round pin axle mounting hole, have simple to operate's advantage.

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

Drawings

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

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

fig. 3 is a top view of a roller type combination 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 type combination switch, which comprises a switch seat shell 1, a roller switch component and a microswitch which are arranged on the switch seat shell 1, wherein the roller switch component comprises a roller 2 and a switch piece 3 which rotates the roller 2 to trigger and form a control signal, the switch seat shell 1 comprises a base 1-1 and a roller support 1-2 which is arranged on the base 1-1, the roller 2 is rotationally arranged on the roller support 1-2 through a wheel shaft 21, the roller support 1-2 is supported on the base 1 through a pair of supporting shafts 1-21 and 1-22 which can swing along the axial direction of the wheel shaft 21 of the roller 2, in the specific embodiment, the roller support 1-2 can swing left and right, for example, the direction of an X shaft is arranged, a switch touch part 1-23 is arranged on the roller support 1-2, the roller bracket 1-2 is shifted along the axial direction of the roller 2 to swing so as to touch and press the microswitch through the switch touch and press part 1-23. The gyro wheel is installed on the gyro wheel support, guarantee that the gyro wheel is steady reliable, traditional switching piece control can be realized in the rotation of gyro wheel, and the gyro wheel support swings on the direction that the gyro wheel shaft axial corresponds through a pair of back shaft, then can realize direct side direction and stir the gyro wheel with the drive gyro wheel support, reach the swing of drive gyro wheel support, have easy operation convenient advantage, the switch of gyro wheel support touches splenium and touches pressure micro-gap switch, realizes the control to micro-gap switch, increase roller switch's service function.

The roller bracket 1-2 is provided with a switch pressing part 1-23 at the two transverse sides of the swing central axis of the roller bracket 1-2, the roller 2 is just opposite to the swing central axis of the roller bracket 1-21, and the micro switch comprises a first micro switch 61 and a second micro switch 62 which are respectively matched with the two switch pressing parts 1-23. Two swing directions of the roller support are fully utilized to respectively control one microswitch, namely, the control of the first microswitch and the second microswitch is realized by left-right toggle operation, and the switch function is expanded.

In order to further improve the operation hand feeling, 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 wheel edge of the roller 2, so that the roller 2 is provided with an 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 2, so that the roller is attractive, the axial direction of the roller is more reliable and smooth in pushing linkage with the roller support, the convex spherical surfaces of the left and right spherical crown parts provide guidance, the touch roller provides shifting force for shifting the swing of the roller support, the operation hand feeling is improved, and meanwhile, the touch roller is convenient to touch the roller surface for rolling the operation roller.

In this embodiment, the roller bracket 1-2 is disposed on the base 1-1 such that the one end support shaft 1-21 can swing up and down with the other end support shaft 1-22 as a fulcrum, the up and down direction is a direction perpendicular to both the axial direction of the support shaft 1-22 and the axial direction of the wheel shaft 21, such as the direction corresponding to the Z axis in the figure, the base 1-1 is provided with a strip-shaped hole 1-11 extending up and down and an open groove-shaped positioning shaft hole 1-12, the support shaft 1-21 at the swinging end of the roller bracket 1-2 is fitted in the strip-shaped hole 1-11, the support shaft 1-21 as the fulcrum of the up and down swing on the roller bracket 1-2 is positioned and fitted in the open groove-shaped positioning shaft hole 1-12, which has the advantage of simple and reliable mounting structure of the roller bracket, so that the roller bracket can swing left and right (such as the direction corresponding to the X axis in the figure) and also can swing up and down (such as the direction corresponding to the Z axis in the figure), 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. In order to further facilitate the pressing control of the third microswitch, the supporting position of the wheel shaft 21 of the roller 2 on the roller bracket 1-2 deviates to one end of the roller bracket 1-2 which swings up and down, so that when the roller is pressed, the roller bracket can be ensured to swing up and down and deflect, and the pressing control is more labor-saving and stable.

In order to improve the control reliability of the roller switch, the switch part 3 comprises a sensing part 31 and a detection switch 32, the detection switch 32 is provided with a sensing groove, the sensing part 31 is correspondingly matched in the sensing groove, and an inductive trigger switch signal is utilized, wherein the sensing part and the detection switch are conventional technologies in the field, such as a photoelectric switch, two side walls of the sensing groove are respectively and oppositely provided with a photoelectric sensor, and the photoelectric switch utilizes the shielding or reflection of a detected object (the sensing part) on a light beam and is switched on a circuit through a synchronous loop thereof, so that the existence of an object is detected and the functional triggering is realized; the wheel shaft 21 of the roller 2 is connected with a gear transmission assembly in a linkage mode, the gear transmission assembly is installed on the roller bracket 1-2 and comprises an output shaft 41, the switch part 3 is arranged on the oblique lower portion of the roller 2, and the sensing part 31 is installed on the output shaft 41. The gyro wheel realizes the response piece drive to the switching part through gear drive subassembly to triggering the switching part and forming control signal, gear drive subassembly's design can prolong the installation distance of gyro wheel and response piece, is convenient for arrange the switching part in the oblique below of gyro wheel, makes the swing of wobbling gyro wheel support set up more convenient and reliable, and combination switch overall structure is compact.

More specifically, the gear transmission assembly comprises an output pinion 42 mounted on the wheel shaft 2, an intermediate gearwheel 43 positioned and rotationally fitted on the wheel bracket 1-2, and an input pinion 44 mounted on the output shaft 41, wherein the diameter of the intermediate gearwheel 43 is larger than the diameters of the output pinion 42 and the input pinion 44. By adopting the three gear transmission design, the switch member is convenient to install and arrange, the transmission ratio control between the roller and the output shaft is realized, the rolling operation hand feeling of the roller is improved, and the three-gear transmission mechanism has the advantages of considering the compactness of the structure and being convenient for controlling the diameter of the roller.

The gear mechanism for sensing the rotation angle of the roller is matched with the wheel shaft 21 of the roller 2 and comprises a gear 51, a gear pin 52 and a gear spring 53, the gear 51 is fixed on the wheel shaft 21 of the roller 2, the roller support 1-2 is provided with pin shaft mounting holes 1-27, the gear pin 52 and the gear spring 53 are mounted in the pin shaft mounting holes 1-27, 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.

For convenience of processing and installation, the roller bracket 1-2 comprises a bracket main body 1-2-1 and a cover plate 1-2-2 integrally formed with a left spherical crown part 1-24 and a right spherical crown part 1-25, the cover plate 1-2-2 is provided with a roller abdicating hole 1-28 positioned between the left spherical crown part 1-24 and the right spherical crown part 1-25, the cover plate 1-2-2 is fixedly arranged on the bracket main body 1-2-1 (such as a buckle), the bracket main body 1-2-1 is provided with a wheel axle positioning slotted hole 1-2-11 with an open top, the cover plate 1-2-2 is provided with a wheel axle limiting part 1-2-21 for sealing the open top of the wheel axle positioning slotted hole 1-2-11, the wheel axle 21 of the roller 2 is arranged in the wheel axle positioning slotted hole 1-2-11 and is limited by the wheel axle of the cover plate 1-2-2 Part 1-2-21. The left and right spherical crown parts are formed on the cover plate, the cover plate has the advantage of convenience in processing, the support main body is provided with an open-ended wheel shaft positioning hole groove, and then the wheel shaft is limited and positioned through the installation of the cover plate, so that the cover plate has the advantage of convenience in assembling the idler wheels.

In addition, the bracket main body 1-2-1 is provided with a pin shaft mounting hole 1-27 which is axially penetrated, and the cover plate 1-2-2 is provided with a spring pressing part 1-2-22 which is correspondingly matched with the pin shaft mounting hole 1-27 and is far away from one port of the gear 51 so as to limit the gear spring 53 in the pin shaft mounting hole 1-27. Because the round pin axle mounting hole is for lining up the design to make things convenient for the installation of gear spring and gear round pin, later cover the apron and can reach the restriction of gear spring in the round pin axle mounting hole, have simple to operate's advantage.

Claims

1. The utility model provides a roller type combination switch, includes switch seat shell, locates roller switch subassembly and micro-gap switch on the switch seat shell, and the roller switch subassembly includes the gyro wheel and rotates the gyro wheel in order to trigger the switching piece that forms control signal, its characterized in that: the switch seat shell comprises a base and a roller support arranged on the base, the roller is arranged on the roller support in a rotating mode through a roller shaft, the roller support is supported on the base in a swingable mode along the direction corresponding to the axial direction of the roller shaft through a pair of supporting shafts, a switch touch portion is arranged on the roller support, and the roller support is shifted to swing along the axial direction of the roller so as to touch a microswitch through the switch touch portion.

2. The roller-type combination switch according to claim 1, wherein: the roller bracket is provided with a switch touch part on the two transverse sides of the swing central axis of the roller bracket, the roller is just opposite to the swing central axis of the roller bracket, and the micro switch comprises a first micro switch and a second micro switch which are respectively matched with the two switch touch parts.

3. The roller type combination switch according to claim 1 or 2, 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.

4. The roller-type combination switch according to claim 3, wherein: the roller support comprises a support main body and a cover plate integrally formed with a left spherical crown part and a right spherical crown part, wherein a roller abdicating hole between the left spherical crown part and the right spherical crown part is formed in the cover plate, the cover plate is fixedly installed on the support main body, the support main body is provided with a wheel shaft positioning groove hole with an open top, a wheel shaft limiting part which is used for sealing the open top of the wheel shaft positioning groove hole is arranged on the cover plate, and a wheel shaft of the roller is arranged in the wheel shaft positioning groove hole and is limited by the wheel shaft limiting part of the cover plate.

5. The roller-type combination switch according to claim 2, 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.

6. The roller-type combination switch according to claim 5, wherein: 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.

7. The roller type combination switch according to claim 1 or 2, wherein: the wheel shaft linkage of gyro wheel is connected with gear drive assembly, and gear drive assembly installs on the gyro wheel support, and gear drive assembly includes the output shaft, the switching element is arranged in the oblique below of gyro wheel, the switching element includes response piece and detection switch, and detection switch has the response recess, and the response piece corresponds the cooperation in the response inslot, the response piece is installed on the output shaft.

8. The roller-type combination switch according to claim 7, wherein: the gear transmission assembly comprises an output pinion gear installed on a wheel shaft, a middle bull gear positioned and rotationally matched on the roller wheel support and an input pinion gear installed on the output shaft, wherein the wheel diameter of the middle bull gear is larger than that of the output pinion gear and that of the input pinion gear.

9. The roller-type combination switch according to claim 1, wherein: the gear mechanism is characterized in that a gear mechanism which senses the rotation angle of the roller is matched on a wheel shaft of the roller and comprises a gear, a gear pin and a gear spring, the gear is fixed on the wheel shaft of the roller, a pin shaft mounting hole is formed in the roller support, 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.

10. The roller-type combination switch according to claim 4, wherein: the gear mechanism is characterized in that a gear mechanism which senses the rotation angle of the roller is matched on a wheel shaft of the roller and comprises a gear, a gear pin and a gear spring, the gear is fixed on the wheel shaft of the roller, a pin shaft mounting hole which is axially through is formed in the base, a spring abutting part which limits the gear spring in the pin shaft mounting hole is formed in the cover plate by keeping away from a port of the gear through the corresponding matching pin shaft mounting hole, the gear pin and the gear spring are mounted in the pin shaft mounting hole, and the gear pin abuts against the gear through the gear spring.