CN211335729U

CN211335729U - Car light brightness control knob

Info

Publication number: CN211335729U
Application number: CN201922406791.9U
Authority: CN
Inventors: 沈忠成
Original assignee: Nantong Boshida Auto Parts Co ltd
Current assignee: Nantong Boshida Auto Parts Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-25
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a car light brightness control knob, including shell body, knob, lead screw, nut, slider and rheostat, the lead screw is installed on the shell body, the one end and the knob of lead screw are connected, the nut is installed on the lead screw through screw-thread fit, rheostat is connected with the slider. The utility model discloses in, can drive the rotation of lead screw through rotatory knob to realize that the nut is linear motion along the lead screw, also make linear motion with the slider that the nut links to each other promptly, and the removal of slider can change the resistance size of rheostat, with this control of realization to car light luminance. Therefore, the utility model provides a rotation of knob can exceed 360 greatly to because the nut relies on the screw thread to realize the motion, thereby can adjust the distance that the nut removed at every turn through the pitch of control screw thread, promptly the utility model discloses an adjustment division value can be little big, with obtain different car light luminance intervals as required, can be applicable to different users' needs of use.

Description

Car light brightness control knob

Technical Field

The utility model relates to a car light design field especially relates to a car light brightness control knob.

Background

The car light is a lamp on a vehicle, is a tool for illuminating the road when the vehicle runs at night, and is also a prompting tool for sending various vehicle running signals. The vehicle lights that are now commonly found have a high beam mode and a low beam mode. However, the brightness of the high beam mode and the low beam mode is fixed, and the inconvenience is often caused when the brightness cannot be changed, for example, the brightness of the lower beam mode is still too high, which affects the driving of other drivers, or the brightness is still insufficient in the high beam mode, which cannot effectively see the road condition.

In order to solve the above problems, some vehicles are equipped with a rheostat which can control the brightness of the lamp, and the brightness of the lamp is changed by changing the resistance of the rheostat connected to the circuit of the lamp of the vehicle by means of a knob. However, the rotation amplitude of the common car lamp brightness control knob cannot exceed 360 °, so that the division value is large, the car lamp brightness interval which can be adjusted is large, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car light brightness control knob can solve one or more in the above-mentioned problem.

According to the utility model discloses an aspect provides a car light brightness control knob, including shell body, knob, lead screw, nut, slider and rheostat, the lead screw is installed on the shell body, the one end and the knob of lead screw are connected, the nut is installed on the lead screw through screw-thread fit, the rheostat is connected with the slider.

The utility model has the advantages that: the utility model discloses in, can drive the rotation of lead screw through rotatory knob to realize that the nut is linear motion along the lead screw, also make linear motion with the slider that the nut links to each other promptly, and the removal of slider can change the resistance size of rheostat, with this control of realization to car light luminance. Therefore, the utility model provides a rotation of knob can exceed 360 greatly to because the nut relies on the screw thread to realize the motion, thereby can adjust the distance that the nut removed at every turn through the pitch of control screw thread, promptly the utility model discloses an adjustment division value can be little big, with obtain different car light luminance intervals as required, can be applicable to different users' needs of use, the practicality is strong.

In some embodiments, the utility model discloses still include guide rail, guide block and even piece, the guide rail is installed on the shell body, the guide block is installed on the guide rail, the slider is connected with the guide block through even piece, guide rail and lead screw parallel. Therefore, the guide block can guide the movement of the sliding block, and the movement reliability of the sliding block is ensured.

In some embodiments, an accommodating cavity is formed in the outer shell, the other end of the screw rod extends into the accommodating cavity, and the sliding block and the nut are located in the accommodating cavity. The setting that holds the chamber can make things convenient for other structures to set up in the shell for the shell physical stamina effectively protects these structures.

In some embodiments, the present invention further comprises a first shaft seat installed in the accommodating cavity, and the first shaft seat is sleeved on the screw rod. The first shaft seat can facilitate the installation of the screw rod on the accommodating cavity and facilitate the rotation of the screw rod on the accommodating cavity.

In some embodiments, the utility model discloses still include the second axle seat, the second axle seat is installed and is being held the intracavity, the second axle seat suit is on the lead screw, second axle seat and first axle seat parallel arrangement. The second shaft seat can facilitate the installation of the screw rod on the accommodating cavity and the rotation of the screw rod on the accommodating cavity.

In some embodiments, the outer housing is provided with an extension portion, and the extension portion is provided with a screw hole. The arrangement of the extension portion can facilitate the installation of the outer shell on an external structure.

In some embodiments, the knob is provided with a protrusion, and the side of the knob is provided with a plurality of grooves. The protrusions and the grooves can increase the surface area of the knob, thereby increasing the contact area between a user and the knob when the user contacts the knob, and improving the friction force.

Drawings

Fig. 1 is a front view of a schematic structural diagram of a car light brightness control knob according to the present invention.

Fig. 2 is a cross-sectional view of a front view of a structural schematic diagram of a vehicle lamp brightness control knob according to the present invention.

Fig. 3 is a top view of a schematic structural diagram of a car light brightness control knob according to the present invention.

Detailed Description

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

Referring to fig. 1, 2 and 3, the present invention provides a brightness control knob for a vehicle lamp, including an outer casing 1, a knob 2, a screw rod 3, a nut 4, a slider 5, a varistor 6, a first shaft seat 101 and a second shaft seat 102.

Be equipped with in the shell body 1 and hold chamber 11, first axle bed 101 passes through bolt fixed mounting and holds in chamber 11, and second axle bed 102 is also bolt fixed mounting and holds in chamber 11, and all is equipped with the bearing in first axle bed 101 and the second axle bed 102. The second shaft holder 102 and the first shaft holder 101 are arranged in parallel.

The bearings in the first shaft base 101 and the second shaft base 102 are respectively sleeved on the screw rod 3, so that the screw rod 3 is installed on the outer shell 1, and the screw rod 3 can rotate on the outer shell 1.

One end of the screw rod 3 is fixedly connected with the knob 2 through welding, and the other end of the screw rod 3 extends into the accommodating cavity 11. And be equipped with the external screw thread on the lead screw 3, be equipped with in the nut 4 with external screw thread assorted internal thread, nut 4 makes nut 4 install on lead screw 3 through external screw thread and internal thread screw-thread fit connection, and slider 5 is then through bolt fixed mounting on nut 4. The nut 4 and the slider 5 after being arranged are both positioned in the accommodating cavity 11.

The varistor 6 may be any of various conventional varistors that can be changed in resistance by moving a contact, such as an electronic varistor, a sliding varistor, etc., in this embodiment, the varistor 6 is preferably a commercially available sliding varistor, and the slider 5 may be fixedly connected to a sliding contact on the varistor 6 through a connecting plate, so that movement of the slider 5 may drive movement of the sliding contact, thereby changing the resistance of the varistor 6 into the circuit.

The utility model discloses still include guide rail 7, guide block 8 and link 9, guide rail 7 passes through bolt fixed mounting in the chamber 11 that holds of shell body 1, and guide block 8 suit is on guide rail 7 for guide block 8 can slide along guide rail 7, and the one end and the slider 5 of linking 9 pass through bolt fixed connection, and the other end and the guide block 8 of linking 9 pass through bolt fixed connection, and guide rail 7 and the lead screw 3 after setting up parallel.

The utility model discloses a still respectively be equipped with an extension 12 on the both sides of shell body 1, all be equipped with a plurality of screws 121 on every extension 12. The knob 2 is also provided with a protrusion 21 at the top and a plurality of grooves 22 at equal intervals at the side of the knob 2.

The utility model discloses when using, rheostat 6 can insert in the working circuit of car light to make rheostat 6's resistance change can make the luminance of car light change. The outer housing 1 may be fixedly mounted on the vehicle by bolts. When a user wants to adjust the brightness of the car lamp, the user can rotate the knob 2 to enable the knob 2 to drive the screw rod 3 to rotate, so that the nut 4 moves linearly along the screw rod 3, the sliding block 5 connected with the nut 4 moves along with the screw rod, at the moment, the sliding block 8 can be driven by the movement of the sliding block 5 to slide on the guide rail 7, the guide block 8 can guide the movement of the sliding block 5, and the movement reliability of the sliding block 5 is ensured, on the other hand, the movement of the sliding block 5 can drive the sliding contact on the rheostat 6 to move, so that the resistance value of the rheostat 6 connected into a circuit is changed, and the brightness of the car lamp is adjusted.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. Car light brightness control knob, its characterized in that includes shell body (1), knob (2), lead screw (3), nut (4), slider (5) and rheostat (6), install on shell body (1) lead screw (3), the one end and the knob (2) of lead screw (3) are connected, install on lead screw (3) nut (4) through screw-thread fit, rheostat (6) are connected with slider (5).

2. The car light brightness control knob according to claim 1, characterized by comprising a guide rail (7), a guide block (8) and a connecting block (9), wherein the guide rail (7) is installed on the outer shell (1), the guide block (8) is installed on the guide rail (7), the sliding block (5) is connected with the guide block (8) through the connecting block (9), and the guide rail (7) is parallel to the screw rod (3).

3. The car light brightness control knob according to claim 1, characterized in that a containing cavity (11) is arranged in the outer shell (1), the other end of the screw rod (3) extends into the containing cavity (11), and the sliding block (5) and the nut (4) are both located in the containing cavity (11).

4. The knob for controlling the brightness of a car lamp according to claim 3, comprising a first shaft seat (101), wherein said first shaft seat (101) is installed in the accommodating cavity (11), and said first shaft seat (101) is sleeved on the screw rod (3).

5. The knob for controlling the brightness of a car lamp according to claim 4, comprising a second axle seat (102), wherein the second axle seat (102) is installed in the accommodating cavity (11), the second axle seat (102) is sleeved on the screw rod (3), and the second axle seat (102) and the first axle seat (101) are arranged in parallel.

6. The knob for controlling the brightness of a car light according to claim 1, wherein the outer housing (1) is provided with an extension portion (12), and the extension portion (12) is provided with a screw hole (121).

7. The knob for controlling the brightness of a vehicle lamp according to claim 1, wherein the knob (2) is provided with a protrusion (21), and the side of the knob (2) is provided with a plurality of grooves (22).