CN112117147A

CN112117147A - Automobile combined key

Info

Publication number: CN112117147A
Application number: CN202010867823.XA
Authority: CN
Inventors: 刘齐
Original assignee: Ningbo Pengcheng Automobile System Co ltd
Current assignee: Ningbo Pengcheng Automobile System Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2020-12-22

Abstract

The invention relates to the technical field of automobiles, in particular to an automobile combined key. Including character board (1), button (2), slider (3), light screen (4), thimble (5) mechanism, lamp plate (8) and rack portion (9), form button (2) combination on slider (3) is connected in button (2), just character board (1), light screen (4) and rack portion (9) three are fixed and the middle gliding slip chamber that supplies button (2) combination that forms, light screen (4) both sides are equipped with thimble (5) mechanism, slider (3) both sides are equipped with slope cambered surface (10) that supply thimble (5) mechanism to support, lamp plate (8) set up on rack portion (9), and are equipped with signal transmission switch (12) on lamp plate (8), slider (3) lower part is equipped with trigger part (11) that are used for triggering signal transmission switch (12). The automobile combined key can meet the requirements of various force displacement curves, and has lower risk of poor contact and better durability.

Description

Automobile combined key

Technical Field

The invention relates to the technical field of automobiles, in particular to an automobile combined key.

Background

With the rapid development of economy in China, various types of automobiles are also visible everywhere in various cities. With the increasing number of vehicles, people's demands for various types of driving are continuously increasing, wherein gear operating components are automobile components which are obviously changed in recent years. Push-button electronic shifters have also appeared on the market in addition to the traditional gear operating modes.

The electronic gear shifter of prior art's button mainly adopts the silica gel button, and the theory of operation of silica gel button is: the silica gel key contacts are contacted with corresponding contacts on the circuit board when moving downwards to the maximum stroke position, so that a loop on the circuit board is communicated to transmit signals and light characters, namely the silica gel key is mainly deformed through the silica gel skirt to provide key force and return force, but the force displacement curve of the silica gel key is determined by the structure of the silica gel skirt, so that the requirement of the force displacement curve of one shape can be met, and the silica gel key transmits signals in a contact mode, so that the risk of poor contact is high (when foreign matters such as dust intervene), and the durability is poor.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the automobile combined key can meet the requirements of various force displacement curves, and has low risk of poor contact and good durability.

The technical scheme adopted by the invention is as follows: an automobile combined key comprises a character plate, a key, a sliding block, a light screen, an ejector pin mechanism, a lamp plate and a frame part, wherein the key is connected to the sliding block to form a key combination, the character plate, the light screen and the frame part are fixed, a sliding cavity for the key combination to slide is formed in the middle of the character plate, the light screen and the frame part, the ejector pin mechanism is arranged on two sides of the light screen, inclined arc surfaces for the ejector pin mechanism to abut against are arranged on two sides of the sliding block, the lamp plate is arranged on the frame part, a signal transmission switch is arranged on the lamp plate, and a triggering part for triggering the signal transmission switch;

when the key is pressed down, the thimble mechanism is squeezed open by the inclined cambered surface on the sliding block, and when the thimble mechanism is pressed down to a certain position, the trigger part on the sliding block can trigger the signal transmission switch;

when the key is released, the thimble mechanism can extrude the inclined arc surface on the slide block under the action of self restoring force to drive the slide block to move upwards for resetting.

Preferably, it still includes the silica gel pad, the silica gel pad sets up between lamp plate and light screen.

Preferably, the lamp plate lower extreme offsets with rack portion, just the outer circumference and the upper end of lamp plate all are wrapped up by the silica gel pad.

Preferably, the slider is provided with a guide rib, and the shading plate is internally provided with a guide groove matched with the guide rib.

Preferably, the light guide device further comprises a light guide column, and the light guide column is arranged in the middle of the sliding block.

Preferably, a circle of cushion pad is arranged between the keys and the character board.

Preferably, two sides of the sliding block are respectively provided with two connected inclined arc surfaces, the first inclined arc surface and the second inclined arc surface are sequentially arranged from top to bottom, and the inclination of the second inclined arc surface is greater than that of the first inclined arc surface.

Compared with the prior art, the invention has the following advantages by adopting the structure: the inclined cambered surfaces on the two sides of the sliding block are matched with the thimble mechanism to realize the movement and the reset of the sliding block, and through the matching between the trigger part on the sliding block and the signal transmission switch, the pressing of the key to trigger the signal transmission switch can be well realized to realize the switching function, and the integral various parameters can be adjusted, such as the distance between the sliding block and a signal variable point of the signal transmission switch, the inclined cambered surfaces of the sliding block, the diameter of the head part of the thimble mechanism, the parameters of a thimble spring and the like, so that the force displacement curve requirements of various shapes can be met.

Set up the silica gel pad between lamp plate and light screen, when the button is pushed down like this, can the noise reduction.

Lamp plate upper portion and outer circumference are lived to silica gel pad parcel, can effectually play dustproof and waterproof function like this.

Set up direction muscle and guide way between slider and light screen, the slider can be along this direction muscle and guide way at the inside vertical slip of light screen like this, plays fine direction function.

Set up the leaded light post, can be with the fine button of leading to of light that produces on the lamp plate, also can play even light effect moreover.

Set up the round blotter between button and character board, noise of can greatly reduced kick-backing.

The inclined arc surfaces at two sides of the sliding block are arranged into two connected inclined arc surfaces, and the inclination of the inclined arc surface at the lower part is greater than that of the inclined arc surface at the upper part, so that the pressing feeling of a user is more comfortable.

Drawings

Fig. 1 is a schematic view of the overall structure of the automobile combination key of the invention.

Fig. 2 is a sectional view of the automobile combination key of the present invention.

FIG. 3 is a top view of the automobile combination key with the character board and keys removed.

Fig. 4 is a schematic structural diagram of a slider in the automobile combination key of the invention.

FIG. 5 is a schematic structural diagram of a light screen in the automobile combination key of the present invention.

As shown in the figure: 1. a character board; 2. pressing a key; 3. a slider; 4. a visor; 5. a thimble; 6. a spring; 7. a housing; 8. a lamp panel; 9. a frame part; 10. an inclined arc surface; 11. a trigger section; 12. a signal transmission switch; 13. a silica gel pad; 14. a guide rib; 15. a guide groove; 16. a light guide pillar; 17. a cushion pad.

Detailed Description

The present invention will be further described below by way of specific embodiments, but the present invention is not limited to the following specific embodiments.

The utility model provides a car combination key 2, includes character board 1, button 2, leaded light post 16, slider 3, light screen 4, thimble 5, spring 6, casing 7, silica gel pad 13, lamp plate 8 and frame, wherein:

the key 2 and the sliding block 3 are buckled by four buckle structures, the left side and the right side of the sliding block 3 are provided with the guide ribs 14, the front side and the rear side of the sliding block 3 are provided with the inclined cambered surfaces 10, in the specific embodiment, each side of the sliding block 3 is provided with two inclined cambered surfaces 10, and the inclination and the radian can be adjusted according to needs; the sliding block 3 is also provided with two triggering parts 11, when the sliding block 3 slides downwards, the triggering parts 11 are used for triggering the signal transmission switch 12, because the signal transmission switch 12 is a microswitch in the embodiment, the triggering parts 11 are protruding parts, when the sliding block 3 slides downwards vertically, the protruding parts can be contacted with contacts of the microswitch, and then the microswitch is triggered;

the light guide column 16 is arranged in the middle of the sliding block 3, is clamped and matched with the sliding block 3, and is close to the middle of the button at the upper end, so that light rays irradiated on the key 2 from the lamp panel 8 can be guided and homogenized, and the brightness of P displayed on the key 2 is uniform;

a circle of bulges are arranged on the circumference of the key 2, a through hole for extending part of the key 2 is arranged in the middle of the character plate 1, and the diameter of the circle of bulges is larger than that of the through hole, so that the key 2 cannot be separated from the character plate 1 upwards; a circle of cushion pad 17 is arranged between the bulge and the character plate 1, so that the rebound noise can be greatly reduced;

the light screen 4 is internally provided with a guide groove 15 matched with the guide rib 14, so that the slide block 3 can extend into the light screen 4 and can vertically slide in the light screen 4, the bottom of the light screen 4 is also provided with a limiting stop strip, so that the downward sliding distance of the slide block 3 can be prevented from being overlarge, the two sides of the light screen 4 are also respectively provided with a thimble 5 mechanism consisting of a thimble 5, a spring 6 and a shell 7, the shell 7 of the thimble 5 is fixed on the light screen 4, the shell 7 of the thimble 5 is internally provided with an accommodating cavity, the thimble 5, the spring 6 and the thimble 5 are sequentially arranged in the accommodating cavity, and the thimble 5 is abutted against the inclined arc surfaces 10 at the two sides of the slide block 3; the character plate 1 and the shading plate 4 are buckled by four buckle structures, so that the combination of the key 2 and the sliding block 3 moves upwards to be abutted against the character plate 1 and cannot move out of the position;

the lamp panel 8 is fixed on the rack, the middle of the lamp panel 8 is provided with an LED lamp, the lamp panel 8 is provided with a signal transmission switch 12, two signal transmission switches 12 are arranged in the specific embodiment, the signal transmission switches 12 can adopt microswitches, HALL switches or photoelectric sensors, and in the specific embodiment, the signal transmission switches 12 adopt microswitches;

the lower part of the light screen 4 is also arranged on the rack, a silica gel pad 13 is also arranged between the lower part of the light screen 4 and the lamp panel 8, and the upper part and the outer circumference of the lamp panel 8 are wholly wrapped by the silica gel pad 13, so that the light screen 4 can not directly contact the lamp panel 8 but contact the silica gel pad 13 of the lamp panel 8;

the working principle of the application is as follows: when a user presses the key 2, the key 2 drives the sliding block 3 to vertically move downwards along the guide direction of the light screen 4, the inclined arc surfaces 10 on the two sides of the sliding block 3 are in contact with the thimble 5, the thimble 5 provides force and resilience force for the key 2 under the action force of the spring 6, when the user continues to press the key 2, the sliding block 3 continues to slide downwards, the trigger part 11 in the sliding block 3 triggers the micro switch on the lamp panel 8, a parking signal is output, and P-gear characters are lightened; then, after the user releases the key 2, the sliding block 3 moves upwards under the resilience force of the thimble 5 and the spring 6, and then contacts with the character board 1 to realize resetting.

The method comprises the following steps of setting parameters: 1. the distance between the slide block 3 and the microswitch signal variable point is adjusted during design, and the control can be realized

The signal transition sites of the entire combinational switch.

2. The distance of adjustment slider 3 and lamp plate 8 silica gel pad 13 during the design can control whole combination switch's total stroke.

3. The curve of the inclined cambered surface 10 of the sliding block 3, the diameter of the head of the thimble 5 and the parameters of the spring 6 of the thimble 5 can be adjusted during design so as to meet the requirements of different force displacement curves.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An automobile combined key (2), which is characterized in that: the novel keyboard comprises a character board (1), keys (2), a sliding block (3), a light screen (4), a thimble (5) mechanism, a lamp panel (8) and a rack part (9), wherein the keys (2) are connected to the sliding block (3) to form a key (2) combination, the character board (1), the light screen (4) and the rack part (9) are fixed, a sliding cavity for the key (2) combination to slide is formed in the middle of the character board, the light screen (4) and the rack part, the thimble (5) mechanisms are arranged on two sides of the light screen (4), inclined cambered surfaces (10) for the thimble (5) mechanisms to abut against are arranged on two sides of the sliding block (3), the lamp panel (8) is arranged on the rack part (9), a signal transmission switch (12) is arranged on the lamp panel (8), and a trigger part (11) for triggering the signal transmission switch;

when the key (2) is pressed down, the thimble (5) mechanism is squeezed open by the inclined cambered surface (10) on the sliding block (3), and when the thimble mechanism is pressed down to a certain position, the trigger part (11) on the sliding block (3) can trigger the signal transmission switch (12);

when the key (2) is released, the thimble (5) mechanism can extrude the inclined cambered surface (10) on the sliding block (3) under the action of self restoring force to drive the sliding block (3) to move upwards for resetting.

2. The automotive combination key (2) according to claim 1, characterized in that: it still includes silica gel pad (13), silica gel pad (13) set up between lamp plate (8) and light screen (4).

3. The automotive combination key (2) according to claim 2, characterized in that: the lower end of the lamp panel (8) is abutted to the rack portion (9), and the outer circumference and the upper end of the lamp panel (8) are wrapped by a silica gel pad (13).

4. The automotive combination key (2) according to claim 1, characterized in that: the light shading plate is characterized in that a guide rib (14) is arranged on the sliding block (3), and a guide groove (15) matched with the guide rib (14) is formed in the light shading plate (4).

5. The automotive combination key (2) according to claim 1, characterized in that: it still includes leaded light post (16), leaded light post (16) sets up in slider (3) middle part.

6. The automotive combination key (2) according to claim 1, characterized in that: and a circle of buffer pad (17) is arranged between the key (2) and the character board (1).

7. The automotive combination key (2) according to claim 1, characterized in that: two sides of the sliding block (3) are respectively provided with two connected inclined arc surfaces (10), a first inclined arc surface (10) and a second inclined arc surface (10) are sequentially arranged from top to bottom, and the inclination of the second inclined arc surface (10) is greater than that of the first inclined arc surface (10).