CN217022191U

CN217022191U - Heavy truck combination switch assembly

Info

Publication number: CN217022191U
Application number: CN202220725726.1U
Authority: CN
Inventors: 陈耿; 杨星勇; 李东; 麻志强; 陈渊博; 陈策; 黄俊凯
Original assignee: Zhejiang Wanchao Electrical Co ltd
Current assignee: Zhejiang Wanchao Electrical Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-22
Anticipated expiration: 2032-03-29

Abstract

The utility model relates to a heavy truck combined switch assembly, which comprises a mounting frame, wherein the mounting frame is provided with at least two control handles, the mounting frame is provided with a mounting cavity corresponding to the control handles, the control handles are connected with handle supports positioned in the mounting cavity, the mounting frame is fixedly connected with a cover plate on the mounting cavity, the handle supports are sleeved with a swinging support, the swinging support is rotatably matched between the cover plate and the mounting frame, the handle supports are provided with sliding grooves penetrating out of one ends of the handle supports far away from the control handles, the sliding grooves are internally and slidably provided with ejector pins and springs, the end parts of the ejector pins are provided with segment-shaped ejector heads, a gear block is fixedly arranged in the mounting cavity, the gear block is provided with a matching groove, the two sides of the matching groove are higher than the middle part, the ejector heads are abutted against the middle part of the matching groove, the middle part of the matching groove is provided with a plurality of clamping point grooves matched with the ejector heads, the utility model can prevent the control handle from shaking.

Description

Heavy truck combination switch assembly

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to a heavy truck combined switch assembly.

Background

The heavy truck combination switch is a switch arranged on a steering engine pipe column under a heavy truck steering wheel and used for controlling various circuits in a vehicle, wherein the combination switch is provided with two or even a plurality of control handles, different control handles are used for controlling different functions, such as windshield wipers, light and the like, the control handles on the existing combination switch are also easy to shake, and in the driving process of the vehicle, the control handles which shake are easy to produce can cause abnormal sound, thereby influencing the experience of a user.

SUMMERY OF THE UTILITY MODEL

The utility model provides a heavy truck combined switch assembly, which has a stable and reliable matching structure of a control handle, does not shake and solves the problems existing in the use process in the prior art.

The technical scheme of the utility model is realized as follows: a heavy truck combined switch assembly comprises a mounting frame, wherein a mounting hole is formed in the center of the mounting frame, at least two control handles are arranged on the mounting frame, a mounting cavity corresponding to the control handles is formed in the mounting frame, a handle support positioned in the mounting cavity is connected to the control handles, a cover plate is fixedly connected to the mounting frame on the mounting cavity, a swinging support is sleeved outside the handle support and is connected between the cover plate and the mounting frame in a rotating fit manner, a sliding groove penetrating through one end of the handle support far away from the control handles is formed in the handle support, an ejector pin and a spring are arranged in the sliding groove in a sliding manner, a segment-shaped ejector head is arranged at the end part of the ejector pin, a gear block is fixedly arranged in the mounting cavity, a matching groove is formed in the gear block, the two sides of the matching groove are higher than the middle part of the matching groove, and the ejector head abuts against the middle part of the matching groove, and the middle part of the matching groove is provided with a plurality of clamping point grooves which are matched with the ejection heads.

Preferably, be equipped with the circuit board in the installation cavity, be equipped with movable contact piece subassembly and contact seat subassembly on the circuit board, movable contact piece subassembly and contact seat subassembly all are located the rear side of handle support, including bellied lug forward on the movable contact piece subassembly, the last one end rear side of keeping away from the brake lever of pendulum suspension bracket is equipped with the cassette, the draw-in groove has been seted up on the cassette, the lug cooperation sets up in the draw-in groove, still be equipped with the shift fork support on the side of handle support, the shift fork support is located the pendulum suspension bracket, the rear side of shift fork support is connected with the shift fork, the shift fork penetrates out the pendulum suspension bracket backward, contact seat subassembly is equipped with spacing arc board on the left and right sides of shift fork.

Preferably, the handle support is equipped with the connecting axle on the upper and lower both sides that are close to in brake valve lever, the connecting axle rotates to be connected on the both sides of runing rest, it has the spout to open on the inboard of shift fork support, be equipped with the spacing post of cooperation in the spout on the upper and lower both sides of handle support, be equipped with the spliced pole on the outside of shift fork support, the spliced pole rotates to be connected on the upper and lower both sides of runing rest.

Preferably, the cross section of the sliding groove is in a cross shape, and the side surface of the ejector pin is connected with an anti-rotation block which is in clearance fit with the sliding groove.

Preferably, the knock pin is close to a plurality of flexure strips of fixedly connected with on the one end lateral wall of top, the flexure strip cooperation of sliding is on the sliding tray, the inboard of sliding tray is including four beads, every bead all is spacing between two adjacent flexure strips.

Preferably, the swing support is connected with the pivot in the one end front side that is close to in brake valve lever, be equipped with the convex commentaries on classics cover backward on the apron, pivot normal running fit is in changeing the cover, the swing support is connected with the arc sand grip on the rear side, the arc sand grip is coaxial setting with the pivot, the mounting bracket is equipped with the arc wall, arc sand grip normal running fit is in the arc wall.

Preferably, the mounting bracket is provided with the connecting seat on the upper and lower both sides of gear piece, open the slot on the connecting seat, the both ends of gear piece are equipped with the interference and insert the picture peg of establishing in the slot, the mounting bracket is still equipped with on the one side of keeping away from the cooperation recess on the gear piece and supports and hold the board, support and hold the board and support and hold on the gear piece.

In conclusion, the utility model has the beneficial effects that:

1. according to the utility model, the end part of the ejector pin is provided with the spherical top head, the top head is abutted against the middle position of the matching groove on the gear block, two sides of the matching groove are higher than the middle part, and the middle part of the matching groove is provided with the plurality of clamping point grooves matched with the top head, so that the structure can generate a pause feeling when a user adjusts the structure, the user can clearly perceive the gear state adjusted when the user dials the control handle, and on the other hand, the structure can prevent the ejector pin from shaking, further prevent the handle bracket from shaking, and keep the structural stability of the control handle.

2. The sliding tray is the cross form, and the knock pin can prevent through the cooperation of preventing commentaries on classics piece and sliding tray that the knock pin from taking place to rotate for the handle support, and the knock pin carries on spacingly through the flexure strip to the bead of sliding tray inboard in addition, can guarantee that the knock pin can not produce in the sliding tray and rock to control handle's structural stability has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the utility model with one cover plate removed;

FIG. 3 is a schematic structural view of the present invention without the swing frame based on FIG. 2;

FIG. 4 is a schematic view of the present invention with the control handle and handle bracket removed from FIG. 3;

FIG. 5 is a schematic structural view of the present invention after removing the gear block and the fork bracket from the base of FIG. 4;

FIG. 6 is an exploded view of the handle bracket, the shift block and the circuit board portion of the present invention;

FIG. 7 is a schematic view showing the structural cooperation of the handle bracket, the fork bracket and the swing bracket according to the present invention;

FIG. 8 is an exploded view of the fork carriage of FIG. 7 with the fork carriage removed;

FIG. 9 is an exploded view of the structure of the present invention;

fig. 10 is a schematic view of the structure of fig. 9 as viewed from the rear side.

In the figure: 1. a mounting frame; 2. mounting holes; 3. a control handle; 4. a mounting cavity; 5. a handle bracket; 6. a cover plate; 7. a swing bracket; 8. a sliding groove; 9. a knock pin; 10. a spring; 11. ejecting; 12. a gear block; 13. a mating groove; 14. a click slot; 15. a circuit board; 16. a movable contact piece assembly; 17. a wafer holder assembly; 18. a bump; 19. a card holder; 20. a card slot; 21. a shift fork holder; 22. a shifting fork; 23. a limiting arc plate; 24. a connecting shaft; 25. a chute; 26. a limiting column; 27. connecting columns; 28. a rotation prevention block; 29. an elastic sheet; 30. a rib; 31. a rotating shaft; 32. rotating the sleeve; 33. arc-shaped convex strips; 34. an arc-shaped slot; 35. a connecting seat; 36. a slot; 37. inserting plates; 38. a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 10 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

The embodiment is as follows:

as shown in fig. 1 to 10, the utility model discloses a heavy truck combined switch assembly, which comprises an installation frame 1, wherein the installation frame 1 is provided with an installation hole 2 in the center, three control handles 3 are arranged on the periphery of the installation frame 1, an installation cavity 4 corresponding to the control handles 3 is arranged on the installation frame 2, a handle support 5 positioned in the installation cavity 4 is connected onto the control handle 3, the installation frame 1 is also fixedly connected onto the installation cavity 4 with a cover plate 6, a swinging support 7 is sleeved outside the handle support 5, the swinging support 7 is in rotating fit between the cover plate 6 and the installation frame, wherein the handle support 5 is provided with a sliding groove 8 penetrating one end of the handle support far away from the control handle 3, an ejector pin 9 and a spring 10 are arranged in the sliding groove 8 in a sliding manner, the spring 10 is used for ejecting the ejector pin 9 towards one end far away from the control handles 3, the end part of the ejector pin 9 is provided with a segment-shaped ejector head 11, in addition, a gear block 12 is fixedly arranged in the installation cavity 4, a matching groove 13 is formed in the gear block 12, two sides of the matching groove 13 are higher than the middle of the matching groove 13, the top 11 abuts against the middle of the matching groove 13, and therefore the top 11 can be prevented from shaking back and forth.

In the utility model, a circuit board 15 is further arranged in the installation cavity 4 of the installation rack 1, a movable contact piece assembly 16 and a contact piece seat assembly 17 are arranged on the circuit board 15, it should be noted that when the control handle 3 is shifted up and down or back and forth, the movable contact piece assembly 16 and the contact piece seat assembly 17 are driven to slide on the circuit board 15, so that different switching commands are completed through the circuit board 15, the matching of the movable contact piece assembly 16, the contact piece seat assembly 17 and the circuit board 15 is the prior art, so that the detailed description is not repeated herein, the movable contact piece assembly 16 and the contact piece seat assembly 17 are both positioned at the rear side of the handle bracket 5, wherein the movable contact piece assembly 16 comprises a forwardly protruding block 18, the swing bracket 7 is provided with a clamping seat 19 at the rear side far away from one end of the control handle 3, the clamping seat 19 is provided with a clamping groove 20, the protruding block 18 on the movable contact piece assembly 16 is matched and arranged in the clamping groove 20, when the control handle 3 drives the handle support 5 and the swing support 7 to swing up and down, the swing support 7 can drive the movable contact piece assembly 16 to synchronously slide up and down on the circuit board 15, in addition, a shifting fork support 21 is further arranged on the side surface of the handle support 5, the shifting fork support 21 is also positioned in the swing support 7, a shifting fork 22 is connected to the rear side of the shifting fork support 21, the shifting fork 22 penetrates out of the swing support 7 backwards, the contact piece seat assembly 17 is provided with limiting arc plates 23 on the left side and the right side of the shifting fork 22, and when the control handle 3 swings back and forth, the handle support 5 drives the contact piece seat assembly 17 to slide left and right through the shifting fork 22 on the shifting fork support 21.

The specific matching relationship among the handle bracket 5, the shifting fork bracket 21 and the swinging bracket 7 is as follows: the handle bracket 5 is provided with connecting shafts 24 on upper and lower sides close to the control handle 3, the connecting shafts 24 are rotatably connected on both sides of the swing bracket 7, and the inner side of the shift fork bracket 21 is provided with a sliding groove 25, the upper and lower sides of the handle bracket 5 are provided with limit posts 26 fitted in the sliding groove 25, in addition, the outer side of the shift fork bracket 21 is provided with a connecting post 27, and the connecting post 27 is rotatably connected on the upper and lower sides of the swing bracket 7.

In the present invention, it should be noted that: the cross section of the sliding groove 8 is cross-shaped, and the side surface of the knock pin 9 is connected with an anti-rotation block 28 which is in clearance fit in the sliding groove 8, and the knock pin 9 can be prevented from rotating relative to the handle bracket 5 by the matching of the anti-rotation block 28 and the sliding groove 8. In addition, eight elastic sheets 29 are fixedly connected to the side wall of one end, close to the top 11, of the ejector pin 9, the elastic sheets 29 can be matched with the sliding groove 8 in a sliding mode, the cross section of the sliding groove 8 is in a cross shape, so that the inner side of the sliding groove 8 comprises four protruding ribs 30, every two elastic sheets 29 clamp one protruding rib 30, namely, each protruding rib 30 is limited between every two adjacent elastic sheets 29, the structure can guarantee that the ejector pin 9 cannot shake in the sliding groove 8, and therefore structural stability of the control handle 3 is guaranteed.

The concrete structure that swing support 7 normal running fit is between apron 6 and mounting bracket 1 does: swing support 7 is being connected with pivot 31 in the one end front side that is close to in brake valve lever 3, and be equipped with the convex commentaries on classics cover 32 backward on apron 6, this pivot 31 normal running fit is in changeing cover 32, in addition, swing support 7 is connected with arc sand grip 33 on the rear side, and arc sand grip 33 is coaxial setting with pivot 31, and the mounting bracket is equipped with arc wall 34, this arc sand grip 33 normal running fit is in arc wall 34, above-mentioned structure can make swing support 7 reliable and stable normal running fit between apron 6 and mounting bracket.

The specific structure that gear piece 12 sets up in installation cavity 4 does: mounting bracket 1 is provided with connecting seat 35 on the upper and lower both sides of gear piece 12 to opening slot 36 on connecting seat 35, and the both ends of gear piece 12 are equipped with the interference and insert the picture peg 37 of establishing in slot 36, mounting bracket 1 is still equipped with on gear piece 12 keeping away from the one side of cooperation recess 13 and supports and hold board 38, support and hold board 38 and support and hold on gear piece 12.

Also, the terms of the present invention are to be pointed out, such as: the terms "front," "back," "vertical," "horizontal," and the like, as used herein, are intended to refer to an orientation or positional relationship as shown in the drawings for ease of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the utility model.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.

Claims

1. The utility model provides a heavily block combination switch assembly, includes the mounting bracket, the mounting bracket center is equipped with mounting hole, its characterized in that: the mounting rack is provided with at least two control handles, the mounting rack is provided with a mounting cavity corresponding to the control handles, the control handle is connected with a handle bracket positioned in the installation cavity, the installation bracket is fixedly connected with a cover plate on the installation cavity, the handle support is sleeved with a swing support, the swing support is rotationally matched between the cover plate and the mounting frame, the handle bracket is provided with a sliding groove penetrating out of one end of the handle bracket far away from the control handle, a knock pin and a spring are arranged in the sliding groove in a sliding way, the end part of the ejector pin is provided with a segment-shaped ejector head, a gear block is fixedly arranged in the mounting cavity, the gear block is provided with a matching groove, two sides of the matching groove are higher than the middle part of the gear block, the ejector head abuts against the middle part of the matching groove, and the middle part of the matching groove is provided with a plurality of clamping point grooves matched with the ejector head.

2. The combination switch assembly of claim 1, wherein: the improved handle is characterized in that a circuit board is arranged in the mounting cavity, a movable contact piece assembly and a contact seat assembly are arranged on the circuit board, the movable contact piece assembly and the contact seat assembly are located on the rear side of the handle support, a forward protruding lug is arranged on the movable contact piece assembly, a clamping seat is arranged on the rear side of one end, away from the control handle, of the swing support, a clamping groove is formed in the clamping seat, the lug is matched and arranged in the clamping groove, a shifting fork support is further arranged on the side face of the handle support, the shifting fork support is located in the swing support, the rear side of the shifting fork support is connected with a shifting fork, the shifting fork penetrates out of the swing support backwards, and a limiting arc plate is arranged on the left side and the right side of the shifting fork of the contact seat assembly.

3. The combination switch assembly of claim 2, wherein: the handle support is equipped with the connecting axle on the upper and lower both sides that are close to in brake valve lever, the connecting axle rotates to be connected on the both sides of runing rest, it has the spout to open on the inboard of shift fork support, be equipped with the spacing post of cooperation in the spout on the upper and lower both sides of handle support, be equipped with the spliced pole on the outside of shift fork support, the spliced pole rotates to be connected on the upper and lower both sides of runing rest.

4. The combination switch assembly of claim 1, wherein: the cross section of the sliding groove is in a cross shape, and the side surface of the ejector pin is connected with an anti-rotation block which is in clearance fit with the sliding groove.

5. The combination switch assembly of claim 4, wherein: the knock pin is close to a plurality of flexure strips of fixedly connected with on the one end lateral wall of top, the flexure strip cooperation of sliding is on the sliding tray, the inboard of sliding tray is including four beads, every bead all is spacing between two adjacent flexure strips.

6. The combination switch assembly for heavy trucks of claim 1, wherein: swing support is connected with the pivot in the one end front side that is close to in brake valve lever, be equipped with the convex commentaries on classics cover backward on the apron, pivot normal running fit is in changeing the cover, the swing support is connected with the arc sand grip on the rear side of, the arc sand grip is coaxial setting with the pivot, the mounting bracket is equipped with the arc wall, arc sand grip normal running fit is in the arc wall.

7. The combination switch assembly of claim 1, wherein: the mounting bracket is provided with the connecting seat on the upper and lower both sides of gear piece, open the slot on the connecting seat, the both ends of gear piece are equipped with the interference and insert the picture peg of establishing in the slot, the mounting bracket is still equipped with on the one side of keeping away from the cooperation recess on the gear piece and supports and hold the board, support and hold the board and support and hold on the gear piece.