CN102529876B - Safety belt fixing adjustment device - Google Patents

Abstract

The invention provides a safety belt fixing and adjusting device, which includes a fixing base, a bracket and a roller, the bracket is arranged on the fixing base, the roller is erected on the bracket and connected with the safety belt, the There are multiple fixing holes on the fixing base. When fixing the seat belt fixing and adjusting device, according to the installation position requirements of the seat belt fixing and adjusting device, select different fixing holes in these fixing holes and install fixing elements to meet different installation position requirements. . When using the safety belt fixing and adjusting device of the present invention to carry out the sliding table test, only one installation hole position can be provided on the trolley to meet the requirements of different installation heights.

Description

Seat belt fastening adjustment device

technical field

The invention relates to the field of automobiles, in particular to a safety belt fixing and adjusting device.

Background technique

With the rapid development of the automobile industry, traffic safety is a common issue faced by all countries in the world. Strengthening research on automobile safety and reducing road traffic injuries is one of the important social issues that the whole society pays close attention to and strives to solve.

The research of automobile safety is mainly realized through automobile crash test. In the car crash test, the sliding table test is mainly used to measure the chest pressure value of the dummy. During each slide table test, airbags, safety belts, pipe strings and other related accessories are usually replaced in order to test the optimized assembly. When installing the seat belt, it is necessary to carry out reaming installation on the slide trolley according to different types of seat belts and different installation position requirements, and open different installation hole positions. Due to the limitation of its installation method, the reaming installation will make the seat belt unreliable, and the strong impact generated during the sliding table test will greatly impact the buckle part of the seat belt, plus multiple reaming positions cause If the fixing is not firm, the seat belt and seat belt buckle may fall off at the moment of impact of the sliding table test, which is equivalent to the failure of the entire experiment. Therefore, it is necessary to redesign the fixing method of the safety belt during the sliding table test.

Contents of the invention

The invention provides a safety belt fixing and adjusting device which can meet the requirements of different installation heights through one hole position.

The seat belt fixing and adjusting device provided by the present invention includes a fixing base, a bracket and a roller, the bracket is arranged on the fixing base, and the two ends of the roller respectively pass through two opposite sides of the bracket to The roller is erected on the bracket, straddles the two opposite sides of the fixing seat and is connected with the safety belt. The fixing seat is provided with a plurality of fixing holes. The installation location requirements of the safety belt fixing and adjusting device, in these fixing holes, different fixing holes are selected to pass through the fixing elements to meet different installation location requirements.

According to an embodiment of the present invention, the safety belt fixing and adjusting device further includes a fixing piece, the bracket is arranged on the fixing seat and can slide relative to the fixing seat, a part of the fixing piece is connected with one of the bracket and the fixing seat , the other part extends to the side surface of the other of the bracket and the fixing seat, and the part extending to the other of the bracket and the fixing seat is pierced with a bolt, and the bolt is connected to the bracket and the fixing seat by tightening the bolt. The side surface of the other side of the bracket is fixed on the fixed base by abutting against it.

According to an embodiment of the present invention, one of the fixed base and the bracket is provided with a sliding slot, and the other is provided with a sliding block, and the sliding block is accommodated in the sliding slot, and the bracket is slidably installed on the fixed seat.

According to an embodiment of the present invention, the support is provided with a sliding groove perpendicular to the fixing seat, and the rollers pass through the sliding groove and are slidably erected on the support.

According to an embodiment of the present invention, a nut is screwed on the end of the roller, and the roller is fixed to any position of the bracket by tightening the nut.

According to an embodiment of the present invention, the fixing seat includes a bottom plate and a side wall formed by extending from two opposite sides of the bottom plate, the side wall is provided with a chute closed at both ends, and the cross section of the chute is rectangle.

According to an embodiment of the present invention, the fixing base includes a bottom plate and a side wall formed by extending from two opposite sides of the bottom plate, the side wall is provided with a sliding groove with two ends open, and the cross section of the sliding groove is Inverted T or inverted L.

According to an embodiment of the present invention, the bracket includes a bracket body and a slider arranged at one end of the bracket body, the slider is used to be accommodated in the slide groove, and a part of the bracket body has a width away from the slider The position gradually increases towards the position closer to the slider.

According to an embodiment of the present invention, the safety belt fixing and adjusting device further includes a support base, the support base is arranged in the fixing base and abuts against the inner surface of the fixing base, and a part of the support base extends out of the fixing base. seat and fixed together with the bracket.

The seat belt fixing and adjusting device of the present invention can realize various installation position requirements through one time reaming by reaming the holes on the trolley, passing the bolts through the above-mentioned reaming holes and the fixing holes at different positions on the seat belt fixing and adjusting device. The installation of different seat belts; and, the seat belt fixing and adjusting device of the present invention can also realize the further adjustment of the seat belt installation position through the sliding of the bracket on the fixing seat, so that the seat belt fixing and adjusting device of the present invention can adapt to more installations location requirements. In addition, through two aspects of installation height adjustment, the installation belt can be installed to a suitable position faster, which greatly improves the installation efficiency.

The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , the following preferred embodiments are specifically cited below, and are described in detail as follows in conjunction with the accompanying drawings.

Description of drawings

FIG. 1 is a schematic view of the seat belt fixing and adjusting device of the present invention.

Fig. 2 shows a schematic diagram of the safety belt fixing and adjusting device of the present invention from another angle.

Detailed ways

In order to further explain the technical means and effects that the present invention adopts to achieve the intended purpose of the invention, below in conjunction with the accompanying drawings and preferred embodiments, the specific implementation, structure, characteristics and features of the safety belt fixing and adjusting device proposed according to the present invention will be described below. Efficacy, detailed as follows.

The safety belt fixing and adjusting device of the present invention is mainly used for fixing the safety belt to the trolley when performing the slide test. Figures 1 and 2 are schematic diagrams of the seat belt fixing and adjusting device of the present invention. As shown in FIGS. 1 and 2 , the safety belt fixing and adjusting device 100 of the present invention includes a fixing seat 10 , a bracket 20 , a fixing piece 30 , a supporting seat 40 and a roller 50 .

The cross-section of the fixing seat 10 is generally ㄩ-shaped, and includes a rectangular bottom plate 11 and a side wall 12 perpendicular to the bottom plate 11 . Five pairs of fixing holes 111 are opened on the bottom plate 11, and these fixing holes 111 are used to cooperate with fixing elements such as bolts and rivets to fix the safety belt fixing and adjusting device 100 of the present invention on the test trolley. When fixing the safety belt fixing and adjusting device 100, different fixing holes 111 can be selected according to the height requirements of the safety belt on the trolley during the test as the fixing holes 111 that actually work when the safety belt fixing and adjusting device 100 is fixed, and in actual operation A fixing element is passed through the active fixing hole 111 , while the other fixing holes 111 are left empty. The sidewalls 12 of the fixing seat 10 are formed by extending upwards from the two long sides of the bottom plate 11 . Each sidewall 12 defines a first sliding groove 121 extending along the long sides of the bottom plate 11 and closed at both ends. The cross-section of the first sliding groove 121 is rectangular, so that the width of the first sliding groove 121 along its depth direction is equal.

The bracket 20 includes a bracket body 21 and a slider 22 disposed at the bottom of the bracket body 21 . The cross-section of the sliding block 22 is the same as that of the first sliding slot 121 , so that the sliding block 22 is installed in the first sliding slot 121 and relatively slides along the fixing seat 10 . The width of the bottom end of the support body 21 is greater than that of the first sliding groove 121 , so that when the slider 22 is accommodated in the first sliding groove 121 , the bottom surface of the support body 21 abuts against the upper surface of the side wall 12 of the fixing base 10 . The width of the upper part of the support body 21 is equal, and the width of the lower part increases gradually from top to bottom, and increases the length of the connecting part between the support body 21 and the fixed seat 10, so that the connection between the support body 21 and the fixed seat 10 is more stable and the strength is stronger. good.

A second sliding slot 211 is defined on the support body 21 , and the extending direction of the second sliding slot 211 is perpendicular to the extending direction of the first sliding slot 121 and perpendicular to the bottom plate 11 and the side wall 12 of the fixing base 10 . The roller 50 is installed in the second chute 211, and can slide along the second chute 211 to adjust the height of the roller 50 relative to the bottom plate 11, and the roller 50 can be screwed by the nuts 51 at both ends of the roller 50. The column 50 is fixed on the bracket body 21 , and the roller 50 can be fixed to any position of the bracket 20 by tightening the nut 51 . After the roller 50 moves to a proper position along the second chute 211 , by adjusting the height of the roller 50 relative to the bottom plate 11 , the chest pressure generated by the safety belt on the test dummy can be adjusted.

The upper part of the fixing piece 30 is fixed on the bracket 20 by means of welding or the like, or is integrally formed with the bracket 20, so that the fixing piece 30 and the bracket 20 are connected in a relatively stable manner. The lower part of the fixing sheet 30 extends to the bracket 20, and the part extending to the bracket 20 is provided with a bolt 31, and the bracket 20 can be fastened to any position of the fixing seat 10 by tightening the bolt 31, and the seat belt fixing adjustment device 100 Adjust the height further.

The supporting seat 40 is disposed in the fixing seat 10 , and its upper portion protrudes from the upper surface of the fixing seat 10 , and is firmly fixed to the inner surface of the bracket 20 by means of welding or the like. The cross-sectional shape of the support seat 40 is the same as the cross-sectional shape of the fixed seat 10, and the outer ring size of its cross section is the same as the inner ring size of the fixed seat 10, so that when the support seat 40 is installed in the fixed seat 10, It can abut against the inner surface of the fixing base 10 , and the connection strength between the bracket 20 and the fixing base 10 is increased because the support base 40 extends beyond the upper surface of the fixing base 10 to connect with the bracket 20 .

In this embodiment, the cross-section of the first chute 121 is rectangular with both ends closed. It can be understood that in other embodiments of the present invention, the cross-section of the first chute 121 can also be in other shapes, such as Inverted T-shaped or L-shaped, in the embodiment in which the cross section of the first chute 121 is an inverted T-shaped or L-shaped embodiment, the two ends of the first chute are open so that the slider of the bracket can pass through the two ends of the first chute. end slides into the first chute.

In this embodiment, the first sliding groove 121 is arranged in the fixed seat 10, and the sliding block 22 is arranged on the bracket 20. It can be understood that the positions of the first sliding groove 121 and the sliding block 22 can be interchanged so that the first sliding The groove is arranged in the bracket, and the slide block is arranged on the fixing seat. In this embodiment, the upper part of the fixed piece 30 is fixed to the bracket 20, and the lower part extends to the fixed seat 10, and the bracket 20 is fixed on the specific position of the fixed seat 10 by tightening the bolt 31 provided at the lower part of the fixed piece 30, understandably , it is also possible to fix the lower part of the fixed sheet to the fixed seat, and set bolts on the upper part of the fixed seat to fix the bracket at a specific position of the fixed seat.

In this embodiment, the safety belt fixing and adjusting device 100 is provided with a support base 40, it can be understood that in other embodiments of the present invention, the safety belt fixing and adjusting device 100 may not be provided with a support base 40 and expose the fixing base 10 All the fixing holes 111 opened above, when the safety belt fixing and adjusting device 100 is fixed to the trolley, the actually functioning fixing holes 111 can not be affected by the position of the supporting seat 40 because there is no shielding of the supporting seat 40 .

To sum up, the seat belt fixing and adjusting device of the present invention can achieve multiple holes through one time reaming by reaming the bolts through the above-mentioned reaming and the fixing holes at different positions on the seat belt fixing and adjusting device. The installation of different seat belts required by various installation positions; and, the safety belt fixing and adjusting device of the present invention can also realize the further adjustment of the safety belt installation position through the sliding of the bracket on the fixing seat, so that the safety belt fixing and adjusting device of the present invention can be Adapt to more installation location requirements. In addition, through two aspects of installation height adjustment, the installation belt can be installed to a suitable position faster, which greatly improves the installation efficiency.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Anyone familiar with this field Those skilled in the art, without departing from the scope of the technical solution of the present invention, may use the technical content disclosed above to make some changes or modify them into equivalent embodiments with equivalent changes, but as long as they do not depart from the technical solution of the present invention, the Technical Essence Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solution of the present invention.

Claims (9)

1. a safety belt fixing adjustment device, it is characterized in that: described safety belt fixing adjustment device comprises permanent seat, support and roller, described is set up on described permanent seat, the two ends of described roller are located at described roller stand on described support through two opposite sides of described support respectively, across two opposite sides of described permanent seat and be connected with safety strap, described permanent seat is provided with multiple fixed orifices, in the time of fixing safety belt fixing adjustment device, according to the installation site demand of safety belt fixing adjustment device, in these fixed orifices, choosing different fixed orifices wears retaining element and meets different installation site demands.

2. safety belt fixing adjustment device as claimed in claim 1, it is characterized in that: described safety belt fixing adjustment device also comprises fixed plate, described is set up on permanent seat and permanent seat slip relatively, one of them is connected a part for described fixed plate and support and permanent seat, another part extends to support and wherein another side surface of permanent seat, described extend to support and permanent seat wherein another part be equipped with bolt, make wherein another the side surface of described bolt and described support and permanent seat offset and support is fixed on permanent seat by tightening described bolt.

3. safety belt fixing adjustment device as claimed in claim 2, is characterized in that: one of them is provided with chute described permanent seat and support, and wherein another is provided with slide block, and described slide block is contained in described chute, and support is slidably mounted on permanent seat.

4. safety belt fixing adjustment device as claimed in claim 1, is characterized in that: described support is provided with the chute perpendicular to permanent seat, and described roller is arranged in described chute, is set up in slidably on described support.

5. safety belt fixing adjustment device as claimed in claim 4, is characterized in that: the end of described roller is installed with nut, by screwing described nut, roller is fixed to the optional position of described support.

6. safety belt fixing adjustment device as claimed in claim 1, is characterized in that: described permanent seat comprises base plate and two sidewalls that relative edge extends to form by base plate, and described sidewall is provided with the chute of closed at both ends, and the cross-sectional plane of described chute is rectangle.

7. safety belt fixing adjustment device as claimed in claim 1, it is characterized in that: described permanent seat comprises base plate and two sidewalls that relative edge extends to form by base plate, described sidewall is provided with the chute of both ends open, and the cross-sectional plane of described chute is inverted T shape or inverted L shape.

8. the safety belt fixing adjustment device as described in claim 6 or 7, it is characterized in that: described support comprises stake body and is located at the slide block of stake body one end, described slide block is used for being contained in described chute, and the width of a part for described stake body is increased to the position near slide block gradually by the position away from slide block.

9. safety belt fixing adjustment device as claimed in claim 1, it is characterized in that: described safety belt fixing adjustment device also comprises supporting seat, described supporting seat is located in permanent seat and is leaned on the contacted inner surfaces of permanent seat, and a part for described supporting seat is extended permanent seat and is fixed together with support.

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