CN212921436U

CN212921436U - Safety belt regulator and car

Info

Publication number: CN212921436U
Application number: CN202021975949.0U
Authority: CN
Inventors: 刘博鑫; 庄瑞英; 杜文慧
Original assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Current assignee: SAIC General Motors Corp Ltd; Pan Asia Technical Automotive Center Co Ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-04-09
Anticipated expiration: 2030-09-10

Abstract

The application discloses safety belt regulator and car, it includes drive division, transmission portion, base and is used for the cover to establish the guide on the safety belt, transmission portion includes lead screw and nut seat, lead screw and nut seat spiro union, the lead screw is installed on the base, the guide is fixed on the nut seat, the drive division drives the lead screw and rotates, the lead screw drives the nut seat and follows the length direction of lead screw removes. Utilize this application not only can adjust the guide height according to actual demand at will, realize the stepless flexible regulation of guide, satisfy different passengers to the requirement of guide height, improve and experience by bus, but also can realize the electrical control of guide, compare with traditional manual regulation, can save adjust time greatly, improve regulation efficiency, promote the convenience that the passenger used, simple structure simultaneously, it is with low costs.

Description

Safety belt regulator and car

Technical Field

The application relates to the technical field of automobiles, in particular to a safety belt regulator and an automobile.

Background

A height adjuster for a seat belt in a passenger vehicle is mounted on a B-pillar or a C-pillar of a vehicle body. The existing height adjusters are all multi-gear height adjusters which adjust the height of the guide member by means of a detent, for example, 4-gear height adjusters, each with a stroke of about 19 mm. The inventor finds that the adjustment of each gear of the multi-gear height adjuster is fixed, the adjustment randomness is limited, the debugging requirements of different passengers cannot be met, and the use comfort of the safety belt is affected.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a seat belt adjuster and an automobile to solve the above technical problems.

The present application further provides a seatbelt adjuster, comprising: drive division, transmission portion, base and be used for the cover to establish the guide on the safety belt, transmission portion includes lead screw and nut seat, lead screw and nut seat spiro union, the lead screw is installed on the base, the guide is fixed on the nut seat, drive division drives the lead screw and rotates, the lead screw drives the nut seat and follows the length direction of lead screw removes.

Optionally, the nut seat further comprises a sliding table, and the guide is mounted on the nut seat through the sliding table.

Optionally, the base includes a bottom plate, and a first supporting plate and a second supporting plate disposed on opposite sides of the bottom plate, the first supporting plate, and the second supporting plate enclose a first groove, two ends of the screw are respectively mounted on the first supporting plate and the second supporting plate, and the driving portion is mounted on the first supporting plate.

Optionally, the bilateral symmetry of lead screw is provided with the slide rail, the slide rail is installed on the bottom plate, slip table and slide rail sliding connection.

Optionally, the slip table includes the base plate, the base plate mounting is on the nut seat, the guide is installed on the base plate, the relative both sides that set up of base plate extend towards the direction that is close to the bottom plate respectively and form first slide and second slide, the base plate forms the second cell body with first slide and second slide, all be provided with the slider on first slide and the second slide, slider and slide rail joint, and the slider slides along the slide rail.

Optionally, be provided with first row of mounting hole and second row of mounting hole on the bottom plate, the slide rail is located between first row of mounting hole and the second mounting hole, and first row of mounting hole and second row of mounting hole all include a plurality of mounting holes, and a plurality of mounting holes arrange along the length direction of lead screw.

Optionally, the sliding table further includes a mounting groove, and the mounting groove is mounted in the second groove body and is clamped with the nut seat.

Optionally, the device further comprises a control switch, the control switch comprises an adjusting circuit board, a first adjusting button for controlling the driving part to rotate forwards and a second adjusting button for controlling the driving part to rotate backwards, and the adjusting circuit board is electrically connected with the first adjusting button, the second adjusting button and the driving part respectively.

Optionally, the drive part is a drive motor.

The present application further provides an automobile comprising a seat belt adjuster as described above.

The application provides a safety belt regulator and car is through setting up the drive division, transmission portion, base and guide, transmission portion installs on the base, the drive division passes through transmission portion and drives the guide lift, adjust the guide height, not only can adjust the guide height at will according to actual demand, realize the stepless flexible regulation of guide, satisfy different passengers to the requirement of guide height, improve the experience by bus, but also can realize the electric regulation of guide, compare with traditional manual regulation, can save adjustment time greatly, improve regulation efficiency, promote the convenience that the passenger used, simple structure simultaneously, and is with low costs.

Drawings

Fig. 1 is a schematic structural view of a seatbelt adjuster of the present application.

Fig. 2 is a schematic view of the installation of the seatbelt adjuster of the present application.

Detailed Description

The technical solutions of the present application are described in detail below with reference to the accompanying drawings and specific embodiments. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 shows a schematic view of a structure of a mounting belt adjuster of the present application, and as shown in fig. 1, the present application provides a seat belt adjuster including: the safety belt device comprises a driving part 4, a transmission part 3, a base and a guide part 1 sleeved on the safety belt.

The transmission part comprises a lead screw 3b and a nut seat, the lead screw 3b is in threaded connection with the nut seat, the lead screw 3b is installed on the base, the guide piece 1 is fixed on the nut seat, the driving part 4 drives the lead screw 3b to rotate, and the lead screw 3b drives the nut seat to move along the length direction of the lead screw 3 b.

When the seatbelt adjuster is used, as shown in fig. 2, the base is attached to the vehicle body B-pillar 9, and the extending direction of the lead screw 3B coincides with the extending direction of the vehicle body B-pillar 9. The driving part 4 can be powered by an automobile power supply. The column B is located on a longitudinal column between a front row seat and a rear row seat of the cockpit, and the column C is located on longitudinal columns on two sides of a headrest of the rear row seat.

When the height of the guide piece 1 needs to be increased, the driving part 4 is controlled to rotate forwards, and the guide piece 1 is driven to be lifted through the rotation of the screw rod 3 b. When the height is adjusted to the first preset height, the driving part 4 is controlled to stop.

When the height of the guide piece 1 needs to be adjusted down, the control driving part 4 reversely rotates, and the lead screw 3b rotates to drive the guide piece 1 to descend. And when the height is adjusted to the second preset height, controlling the driving part 4 to stop.

In a specific embodiment of the present invention, the forward and reverse rotation of the driving portion 4 can be realized by changing the current direction of the driving portion 4.

The application provides a safety belt regulator is through setting up the drive division, transmission portion, base and guide, transmission portion installs on the base, the drive division passes through transmission portion and drives the guide lift, adjust the guide height, not only can adjust the guide height at will according to actual demand, realize the stepless flexible regulation of guide, satisfy different passengers to the requirement of guide height, improve the experience by bus, and the electric regulation of guide still can be realized, compare with traditional manual regulation, can save adjustment time greatly, improve regulation efficiency, promote the convenience that the passenger used, simple structure simultaneously, and is with low costs.

Further, the safety belt adjuster further comprises a sliding table 2, the guide piece 1 is installed on the nut seat through the sliding table 2, the installation area of the guide piece 1 can be increased, assembly is convenient, and connection firmness can be improved.

In this embodiment, the guide 1 can be mounted on the slide table 2 by means of fixing screws 7.

In one particular embodiment, the base includes a base plate, and first and second support plates disposed on opposite sides of the base plate.

The bottom plate, the first supporting plate and the second supporting plate enclose a first groove body, two ends of the lead screw 3b are respectively installed on the first supporting plate and the second supporting plate, and the driving portion 4 is installed on the first supporting plate.

Through setting the base to first cell body, can simplify the structure, reduce the dead weight, reduce the cost.

Preferably, the bilateral symmetry of lead screw 3b is provided with slide rail 3a, and slide rail 3a installs on the bottom plate, slip table 2 can install on slide rail 3a with sliding, can guarantee the straightness of slip table 2 moving trajectory, goes up and down guide 1 better.

Further, the sliding table 2 comprises a base plate, the base plate is installed on the nut seat, and the guide 1 is installed on the base plate.

The relative both sides that set up of base plate extend towards the direction that is close to the bottom plate respectively and form first slide and second slide, the base plate forms the second cell body with first slide and second slide, all be provided with the slider on first slide and the second slide, slider and slide rail 3a joint.

Through setting up slip table 2 into the second cell body, can conveniently be connected with slide rail 3a, improve assembly efficiency.

Preferably, the bottom plate is provided with a first row of mounting holes and a second row of mounting holes, and the slide rail 3a is located between the first row of mounting holes and the second row of mounting holes.

The first row of mounting holes and the second row of mounting holes all comprise a plurality of mounting holes 3c, and the plurality of mounting holes 3c are arranged along the length direction of the screw rod 3 b.

In the present embodiment, the floor is mounted on the B-pillar 9 of the vehicle body by four fastening screws 8 respectively passing through the corresponding mounting holes 3 c.

Through set up two row at least mounting holes on the bottom plate, multirow mounting hole is arranged along the length direction of lead screw 3B in parallel, can arrange fastening screw 8 according to the plane change of automobile body B post 9, improves the installation suitability of base.

Preferably, slip table 2 still includes the mounting groove, the mounting groove is installed in the second cell body, and with nut seat joint to make things convenient for the installation of slip table 2, improve assembly efficiency.

Further, the belt adjuster further includes a control switch 6, and the control switch 6 includes an adjustment circuit board, a first adjustment button 6a for controlling the driving part 4 to rotate forward, and a second adjustment button 6b for controlling the driving part 4 to rotate backward.

The adjusting circuit board is electrically connected with the first adjusting button 6a, the second adjusting button 6b and the driving part 4 through wires 5.

Through setting up control switch 6 control drive division 4 and rotating, realize the regulation of guide 1 height, not only can make things convenient for drive division 4's control, but also can improve the local human-computer interaction mode of vehicle, improve the travelling comfort that the passenger safety belt used greatly, and accord with automobile electronization, intelligent development trend, have certain help to perfecting whole car performance.

In this embodiment, the adjusting circuit board may be an existing height adjusting circuit board, and the driving portion 4 is a driving motor, so as to reduce the cost.

The control switch 6 can be installed on the B-pillar or C-pillar interior trim panel as required, and also can be installed on a door panel or an instrument desk.

The technical solutions of the present application are described in detail with reference to specific embodiments, which are used to help understand the ideas of the present application. The derivation and modification made by the person skilled in the art on the basis of the specific embodiment of the present application also belong to the protection scope of the present application.

Claims

1. A seat belt adjuster, comprising: drive division, transmission portion, base and be used for the cover to establish the guide on the safety belt, transmission portion includes lead screw and nut seat, lead screw and nut seat spiro union, the lead screw is installed on the base, the guide is fixed on the nut seat, drive division drives the lead screw and rotates, the lead screw drives the nut seat and follows the length direction of lead screw removes.

2. The seat belt adjuster as claimed in claim 1, further comprising a slide table, the guide being mounted on the nut holder by the slide table.

3. The safety belt adjuster as claimed in claim 2, wherein the base includes a base plate, and a first support plate and a second support plate disposed on opposite sides of the base plate, the first support plate and the second support plate enclosing a first groove, both ends of the screw are respectively mounted on the first support plate and the second support plate, and the driving part is mounted on the first support plate.

4. The seat belt adjuster according to claim 3, wherein slide rails are symmetrically arranged on both sides of the lead screw, the slide rails are mounted on the base plate, and the slide table is slidably connected with the slide rails.

5. The safety belt adjustor of claim 4, wherein the sliding table comprises a base plate, the base plate is mounted on the nut seat, the guiding element is mounted on the base plate, two opposite sides of the base plate extend towards a direction close to the bottom plate to form a first sliding plate and a second sliding plate, the base plate and the first sliding plate and the second sliding plate form a second groove, the first sliding plate and the second sliding plate are both provided with sliding blocks, the sliding blocks are clamped with the sliding rails, and the sliding blocks slide along the sliding rails.

6. The seat belt adjuster as claimed in claim 5, wherein the base plate is provided with a first row of mounting holes and a second row of mounting holes, the slide rail is located between the first row of mounting holes and the second row of mounting holes, each of the first row of mounting holes and the second row of mounting holes comprises a plurality of mounting holes, and the plurality of mounting holes are arranged along the length direction of the screw rod.

7. The seat belt adjuster as claimed in claim 6, wherein the slide table further comprises a mounting groove mounted in the second groove body and engaged with the nut seat.

8. The seatbelt adjuster according to claim 7, further comprising a control switch including an adjustment circuit board, a first adjustment button for controlling the driving portion to rotate forward, and a second adjustment button for controlling the driving portion to rotate backward, the adjustment circuit board being electrically connected to the first adjustment button, the second adjustment button, and the driving portion, respectively.

9. The seat belt adjuster as claimed in any one of claims 1 to 8, wherein the drive part is a drive motor.

10. A motor vehicle, characterized by comprising a seat belt adjuster according to any one of claims 1-9.