Button structure of vehicle-mounted anti-jamming key

Abstract

The utility model discloses a key structure of a car machine anti-clamping key, and relates to the technical field of car machine keys. The device comprises a bottom fixing base, a connecting base and a pressing plate, the connecting base is fixed to the top of the bottom fixing base, the pressing plate is arranged above the connecting base, bosses are fixed to the four corners of the top of the connecting base, the interiors of the bosses are arranged in a vertically-through mode, contact rings are fixed to the inner walls of the bosses, and four movable rods are fixed to the bottom of the pressing plate in a rectangular array mode. And the four movable rods are movably connected into the four contact rings respectively. According to the utility model, through the arrangement of the bottom fixing seat, the connecting seat and the pressing plate, the problems that the vehicle machine key is easy to be stuck due to larger internal friction and structural shrinkage deformation, and the power connection structure is easy to be in poor contact after long-time work are solved, and the vehicle machine key has the advantages that the friction of the vehicle machine key is smaller, the key cannot be stuck, and the service life of the vehicle machine key is prolonged. And the power connection structure is not easy to be in poor contact after long-time work.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of car machine button, especially a kind of button structure of car machine anti-keying. BACKGROUND

[0002] In the daily use of car machine system, button is one of indispensable information input devices, button can be used to input text, symbol or number, on the other hand, the application of button is not only so, but whatever consumer electronics products or large-scale processing equipment used in industrial field are required to be provided with button structure as input device, so as to operate the above-mentioned electronic products and processing equipment, but it still has the following disadvantages in actual use:

[0003] After button is installed in the clamping groove of car machine, the side of button will contact with clamping groove, and after assembly is completed and start to use, the clamping groove of metal plate will shrink, the shrinkage of clamping groove will extrude button base, so that the internal space of base is also shrunk, thereby causing the situation of keying, that is, obvious resistance occurs when shaft body moves up and down, and normal input cannot be carried out, in the use process of button, shaft body moves up and down and contacts with base to rub, and the friction will make shaft body generate more obvious resistance, so that the smooth feeling of pressing is poor.

[0004] After long time work of car machine button, button will be directly installed with corresponding structure, and in the long time work process of button, the metal part of button and the contact structure will be abraded, and with use, contact failure is easily caused, thereby affecting the use of button. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of button structure of car machine anti-keying, by being provided with bottom fixed seat, connecting seat and pressing plate, the problem that car machine button is easily caused to keying due to internal friction is large and structure shrinkage deformation is generated, and contact failure is easily caused after long time work of contact structure is solved.

[0006] To solve the above technical problem, the utility model is realized by the following technical scheme:

[0007] The utility model is a kind of button structure of car machine anti-keying, including bottom fixed seat, connecting seat and pressing plate, the top of bottom fixed seat is fixed with connecting seat, the upper portion of connecting seat is provided with pressing plate, four corners of the top of connecting seat are all fixed with boss, the boss is provided with upper and lower through holes, and contact ring is fixed on the inner wall of boss, the bottom of pressing plate is fixed with four movable rods in rectangular array, four movable rods are movably connected in four contact rings, when working, connecting seat is fixed on bottom fixed seat by bottom fixed seat, boss is fixed on connecting seat by connecting seat, movable rod at the bottom of pressing plate is movably connected by contact ring on boss, and the friction between movable rod and contact ring is reduced.

[0008] Further, the four faces of the bottom fixing seat outside are fixed with clamping strips in the center, both ends of the clamping strip are throughly arranged, the top of the bottom fixing seat is provided with a movable cavity, the inner bottom of the movable cavity is symmetrically fixed with elastic copper sleeves, the bottom fixing seat works, the clamping strip is connected to the installation position of the car machine, and the elastic copper sleeve cooperates with the power connection of the power connection triangle frame.

[0009] Further, the four faces of the bottom fixing seat outside are fixed with clamping strips in the center, both ends of the clamping strip are throughly arranged, the top of the bottom fixing seat is provided with a movable cavity, the inner bottom of the movable cavity is symmetrically fixed with elastic copper sleeves, the bottom fixing seat works, the clamping strip is connected to the installation position of the car machine, and the elastic copper sleeve cooperates with the power connection of the power connection triangle frame.

[0010] Further, the four faces of the bottom fixing seat outside are fixed with clamping strips in the center, both ends of the clamping strip are throughly arranged, the top of the bottom fixing seat is provided with a movable cavity, the inner bottom of the movable cavity is symmetrically fixed with elastic copper sleeves, the bottom fixing seat works, the clamping strip is connected to the installation position of the car machine, and the elastic copper sleeve cooperates with the power connection of the power connection triangle frame.

[0011] Further, the four faces of the bottom fixing seat outside are fixed with clamping strips in the center, both ends of the clamping strip are throughly arranged, the top of the bottom fixing seat is provided with a movable cavity, the inner bottom of the movable cavity is symmetrically fixed with elastic copper sleeves, the bottom fixing seat works, the clamping strip is connected to the installation position of the car machine, and the elastic copper sleeve cooperates with the power connection of the power connection triangle frame.

[0012] Further, the four faces of the bottom fixing seat outside are fixed with clamping strips in the center, both ends of the clamping strip are throughly arranged, the top of the bottom fixing seat is provided with a movable cavity, the inner bottom of the movable cavity is symmetrically fixed with elastic copper sleeves, the bottom fixing seat works, the clamping strip is connected to the installation position of the car machine, and the elastic copper sleeve cooperates with the power connection of the power connection triangle frame.

[0013] The utility model has the following beneficial effects:

[0014] The utility model discloses a connecting seat and a pressing plate are arranged, solve the problem that the car machine button is easy to be jammed because of the large internal friction and structural shrinkage deformation, when the pressing plate is pressed, the pressing plate drives the movable rod to descend, through the movable rod in the descending, the contact ring in the movable rod and the contact ring contact, the contact point between the contact ring and the movable rod is circular, and the contact surface is very small, reduce the friction produced when the pressing plate is lifted, prevent the button from being jammed, increase the pressing smoothness of the pressing plate, better prevent the button from being jammed, and increase the smoothness of the button use.

[0015] The utility model discloses a bottom fixed seat, connecting seat and pressing plate are set up, solved the problem that the key of car machine is contacted badly after long -time work, through pressing the pressing plate, make the movable rod of pressing plate bottom be pressed and drop, drive the connecting plate to drop, make the contact three -angle frame on the connecting plate drop, contact two elastic copper bushings, make two elastic copper bushings between contact, when the contact three -angle frame resets, elastic three -angle frame directly leaves between two elastic copper bushings, and its contact and separation are more convenient, and when working, prevent the key from wearing and causing contact badly when contacting the contact structure, and the durability of key is better. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0017] Figure 1 It is a kind of car machine anti-keying key structure part sectional view structure perspective view;

[0018] Figure 2 It is bottom fixed seat elevation structure perspective view;

[0019] Figure 3 It is connecting seat elevation structure perspective view;

[0020] Figure 4 It is connecting seat and boss part sectional view structure perspective view;

[0021] Figure 5 It is pressing plate elevation structure perspective view.

[0022] Reference signs:

[0023] 1, bottom fixed seat;101, clamping strip;102, movable inner cavity;103, elastic copper bushing;104, pin;2, connecting seat;201, movable hole;202, boss;203, contact ring;3, pressing plate;301, movable rod;302, connecting plate;303, reset spring;304, contact three -angle frame. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled person in the art without creative labor belong to the scope of the utility model protection. Embodiment one

[0025] Please refer to Figures 1-5 The utility model discloses a kind of key structures of car machine anti-keying, including bottom fixed seat 1, connecting seat 2 and pressing plate 3, the top of bottom fixed seat 1 is fixed with connecting seat 2, bottom fixed seat 1 works, install corresponding position on car machine, connecting seat 2 and pressing plate 3 are connected in suitable position, by connecting seat 2 and pressing plate 3 cooperation, pressing plate 3 is lifted on connecting seat 2 when pressing down, connecting seat 2 top is provided with pressing plate 3, by pressing plate 3 when pressing, switch action is carried out, four corners of connecting seat 2 top are all fixed with boss 202, boss 202 is set in up and down through, and contact ring 203 is fixed on the inner wall of boss 202, four movable rods 301 are fixed with rectangular array at the bottom of pressing plate 3, four movable rods 301 are movably connected in four contact rings 203 respectively, boss 202 is fixed in its inside with contact ring 203, and movable rod 301 is movably connected in contact ring 203, so that the surface friction of key pressing is changed into linear friction, reduce the area of contact surface, and increase the smoothness of pressing.

[0026] Specifically, four faces of bottom fixed seat 1 outside are all fixed with clamping strip 101, both ends of clamping strip 101 are set through, and active inner cavity 102 is set in the top of bottom fixed seat 1, and the inner bottom of active inner cavity 102 is fixed with elastic copper sleeve 103 symmetrically, bottom fixed seat 1 is clamped with the position of car machine corresponding installation key by clamping strip 101 cooperation, cooperate installation key, set connecting plate 302 by active inner cavity 102, and carry out power connection operation by elastic copper sleeve 103.

[0027] Further, the lower part of the periphery of each elastic copper sleeve 103 is fixed with pin 104, and the pin 104 is fixed through the bottom of the bottom fixed seat 1, and the pin 104 extends out of the bottom of the bottom fixed seat 1, and the elastic copper sleeve 103 works, and the pin 104 is connected with the structure of car machine power connection.

[0028] Further, the connecting seat 2 in the bottom of each boss 202 is vertically and through set with movable hole 201, the inner diameter of movable hole 201 is greater than the outer diameter of contact ring 203, and the connecting seat 2 is movably set with movable rod 301 by movable hole 201.

[0029] Further, the four movable rods 301 are movably arranged in the movable holes 201, the bottom ends of the four movable rods 301 are fixedly connected with a connecting plate 302, the bottom center of the connecting plate 302 is fixedly connected with an electrically connected triangular frame 304, the center line in the electrically connected triangular frame 304 is arranged above the gap between the two elastic copper sleeves 103, when the movable rods 301 work, the four movable rods 301 are connected together through the connecting plate 302, when the connecting plate 302 descends, the electrically connected triangular frame 304 contacts the two elastic copper sleeves 103 after descending, so that the two elastic copper sleeves 103 are electrically connected.

[0030] The operation process of the embodiment is as follows: when working, the movable rods 301 at the bottom of the pressing plate 3 are pressed and descend, the connecting plate 302 is driven to descend, the electrically connected triangular frame 304 on the connecting plate 302 is driven to descend and contacts the two elastic copper sleeves 103, so that the two elastic copper sleeves 103 are electrically connected, when the electrically connected triangular frame 304 returns, the elastic triangular frame directly leaves the gap between the two elastic copper sleeves 103, the contact and separation are more convenient, and when working, the keys are prevented from being abraded and causing poor contact when contacting the electrically connected structure for a long time. Specific embodiment two

[0031] Please refer to Figures 1-5 On the basis of the specific embodiment one, the top of the connecting plate 302 on the outer side of each movable rod 301 is fixedly connected with a return spring 303, the top end of each return spring 303 is fixedly connected with the bottom of the connecting seat 2, when the movable rod 301 works, the connecting plate 302 is returned through the return spring 303.

[0032] The operation process of the embodiment is as follows: when working, when the pressing plate 3 is pressed, the pressing plate 3 drives the movable rods 301 to descend, when the movable rods 301 descend, the movable rods 301 contact the contact rings 203 in the bosses 202, the contact points between the contact rings 203 and the movable rods 301 are circular and have small contact surfaces, the friction generated when the pressing plate 3 ascends and descends is reduced, the keys are prevented from being stuck, the pressing smoothness of the pressing plate 3 is increased, and the four movable rods 301 jointly work to well ensure the uniformity of the pressing of the pressing plate 3, when the pressing plate 3 descends, the connecting plate 302 is driven to descend, when the pressing plate 3 is released, the connecting plate 302 is driven to ascend through the elasticity of the return spring 303, the movable rods 301 and the pressing plate 3 are driven to ascend through the ascending of the connecting plate 302, and the pressing plate 3 is driven to return.

[0033] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The preferred embodiments of the utility model disclosed above are only used for helping to explain the utility model. The preferred embodiments do not describe all the details exhaustively, and also do not limit the utility model to only the specific implementation manners described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited only by the claims and the entire scope and equivalents thereof.

Claims

1. A button structure for an anti-jamming button in a vehicle infotainment system, comprising a base fixing seat (1), a connecting seat (2), and a pressure plate (3), characterized in that: The bottom fixing seat (1) is fixed with a connecting seat (2) at the top. A pressure plate (3) is provided above the connecting seat (2). A boss (202) is fixed at each of the four corners of the top of the connecting seat (2). The boss (202) is arranged vertically through the inside. A contact ring (203) is fixed on the inner wall of the boss (202). Four movable rods (301) are fixed in a rectangular array at the bottom of the pressure plate (3). The four movable rods (301) are movably connected to the four contact rings (203) respectively.

2. The button structure of the vehicle infotainment anti-jamming button according to claim 1, characterized in that: The four sides of the outer side of the bottom fixing base (1) are all fixed with snap-fit ​​strips (101). Both ends of the snap-fit ​​strips (101) are through-connected. The top of the bottom fixing base (1) is provided with a movable inner cavity (102). The bottom of the movable inner cavity (102) is symmetrically fixed with elastic copper sleeves (103).

3. The button structure of the vehicle infotainment anti-jamming button according to claim 2, characterized in that: Each of the elastic copper sleeves (103) has a pin (104) fixed on its lower periphery. The pin (104) is fixed through the bottom of the base (1) and extends out of the bottom of the base (1).

4. The button structure of the vehicle infotainment anti-jamming button according to claim 1, characterized in that: Each of the bosses (202) has a vertically through-hole (201) in the connecting seat (2) at the bottom, and the inner diameter of the through-hole (201) is larger than the outer diameter of the contact ring (203).

5. The button structure of the vehicle infotainment anti-jamming button according to claim 4, characterized in that: All four movable rods (301) are movably disposed in the movable hole (201). The bottom ends of the four movable rods (301) are fixed with a connecting plate (302). A power-connecting triangular frame (304) is fixed at the bottom center of the connecting plate (302). The center line of the power-connecting triangular frame (304) is set above the gap between the two elastic copper sleeves (103).

6. The button structure of the vehicle infotainment anti-jamming button according to claim 5, characterized in that: Each of the movable rods (301) has a return spring (303) fixed to the top of the connecting plate (302) on the outside, and the top of each return spring (303) is fixed to the bottom of the connecting seat (2).

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