CN111216526A

CN111216526A - Multifunctional vehicle door bumper bar

Info

Publication number: CN111216526A
Application number: CN202010043402.5A
Authority: CN
Inventors: 郭巍; 周宇; 孟正华; 毛华杰; 华林; 王辉
Original assignee: Wuhan University of Technology WUT
Current assignee: Wuhan University of Technology WUT
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-06-02

Abstract

The invention discloses a multifunctional vehicle door bumper bar, which comprises: crash bar and limiting plate, crash bar and limiting plate are flexible relatively, the crash bar end is connected with first connecting plate through the connecting rod, a plurality of first connecting holes have on the first connecting plate, the terminal vertical direction of limiting plate is connected with connection riser, connection riser is connected with the second connecting plate, a plurality of second connecting holes have on the second connecting plate, connection riser and crash bar between have the length adjustment structure, the length adjustment structure is used for adjusting crash bar and limiting plate length direction's relative position, first connecting hole and second connecting hole are used for with the automobile body coupling, solve among the above-mentioned prior art welding operation many, and can not angle regulation and length, can't carry out the technical problem of universalization adaptation.

Description

Multifunctional vehicle door bumper bar

Technical Field

The invention belongs to the technical field of automobiles, and particularly relates to a multifunctional automobile door bumper bar.

Background

With the popularization of automobiles, the safety of automobiles is increasingly concerned, automobile door bumper bars are designed and developed for enhancing the strength and rigidity of automobile doors, the safety performance of side impact of automobiles and the anti-tilting capability of the automobile doors during collision, the traditional automobile bumper bars are inconvenient to weld during installation, the angle cannot be adjusted to be applied to different automobile installations, the traditional bumper bars are poor in anti-collision performance and cannot well protect the automobiles, the personal safety is reduced, and therefore how to develop a bumper bar which is reduced in welding and easy to adjust the length and the angle is a difficult problem which is always considered by technical personnel in the field.

Disclosure of Invention

The invention aims to provide a multifunctional vehicle door bumper bar, which solves the technical problems that in the prior art, welding operation is more, the angle and the length cannot be adjusted, and universal adaptation cannot be performed.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a utility door impact beam, comprising: crash bar and limiting plate, crash bar and limiting plate are flexible relatively, the crash bar end is connected with first connecting plate through the connecting rod, a plurality of first connecting holes have on the first connecting plate, the terminal vertical direction of limiting plate is connected with the connection riser, the connection riser is connected with the second connecting plate, a plurality of second connecting holes have on the second connecting plate, the length adjustment structure has between connection riser and the crash bar, the length adjustment structure is used for adjusting the relative position of crash bar and limiting plate length direction, first connecting hole and second connecting hole are used for with the body coupling.

The invention discloses a multifunctional vehicle door bumper bar, which comprises a length adjusting structure and a bumper bar body, wherein the length adjusting structure comprises: the anti-collision device comprises a sliding sleeve sleeved on the anti-collision rod, wherein a connecting seat is arranged on the sliding sleeve, an adjusting screw rod is connected onto the connecting seat, the adjusting screw rod penetrates through and is screwed with a connecting vertical plate, locking rings are arranged at two ends of the sliding sleeve, and the locking rings are used for being tightly held or separated from the anti-collision rod.

According to the multifunctional vehicle door bumper bar, the rotating seat is arranged between the connecting seat and the bumper bar, so that the rotating connection is realized.

According to the multifunctional vehicle door anti-collision rod, the end part of the adjusting screw rod is provided with the adjusting handle.

The multifunctional vehicle door bumper bar comprises a first clamping plate and a second clamping plate which are positioned on two sides of the bumper bar, an arc-shaped plate is arranged between the first clamping plate and the second clamping plate, and the arc-shaped plate is attached to the surface of the bumper bar.

According to the multifunctional vehicle door bumper bar, the bumper bar and the limiting plate are connected through welding when reaching the required positions.

The multifunctional vehicle door bumper bar is made of alloy steel.

The invention has the following beneficial effects: the utility model provides a multi-function vehicle door crash bar, the muff coupling of crash bar and limiting plate has realized the flexible regulation of length to realized the relative angle modulation of first connecting plate and second connecting plate, and adjusted and carried out this department welding after suitable, reduced welding work volume, and the regulation through the adjusting screw of length adjustment structure, made length adjustment easier and accurate, increased the holistic crashproof performance of crash bar simultaneously.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view along AA.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

As shown in fig. 1-2, a utility door impact beam includes: crash bar 3 and limiting plate 6, crash bar 3 and limiting plate 6 are flexible relatively, 3 ends of crash bar are connected with first connecting plate 1 through connecting rod 2, a plurality of first connecting holes 101 have on the first connecting

plate

1, 6 terminal vertical direction of limiting plate are connected with connecting riser 5, connecting riser 5 is connected with second connecting plate 4, a plurality of second connecting holes 401 have on the second connecting plate 4, the length adjustment structure has between connecting riser 5 and crash bar 3, the length adjustment structure is used for adjusting the relative position of

crash bar

3 and 6 length direction of limiting plate, first connecting hole 101 and second connecting hole 401 are used for with the automobile body coupling.

In a preferred embodiment of the present invention, the length adjustment structure includes: the anti-collision device comprises a sliding sleeve 7 sleeved on the anti-collision rod 3, wherein a connecting seat 9 is arranged on the sliding sleeve 7, an adjusting screw 11 is connected onto the connecting seat 9, the adjusting screw 11 penetrates through and is screwed with the connecting vertical plate 5, locking rings 8 are arranged at two ends of the sliding sleeve 7, and the locking rings 8 are used for being tightly held or separated from the anti-collision rod 3.

In the preferred embodiment of the present invention, a rotating seat 10 is provided between the connecting seat 9 and the impact bar 3 to realize a rotating connection.

In the preferred embodiment of the present invention, the adjusting screw 11 has an adjusting handle 12 at its end.

In a preferred embodiment of the present invention, the limiting plate 6 includes a first clamping plate 601 and a second clamping plate 602 located at two sides of the impact beam 3, an arc plate 603 is provided between the first clamping plate 601 and the second clamping plate 602, and the arc plate 603 is attached to the surface of the impact beam 3.

In a preferred embodiment of the present invention, the impact beam 3 and the position-limiting plate 6 are connected by welding when reaching a desired position.

In a preferred embodiment of the present invention, the impact beam 3 is made of alloy steel.

The working principle is as follows: when the anti-collision rod is installed on the automobile door, the first connecting plate 1 and the automobile are inserted into the first connecting hole 101 through the bolt for fixing, then the adjusting handle 12 is screwed, the adjusting handle 12 drives the adjusting screw rod 11 to rotate, the length adjustment between the first connecting plate 1 and the second connecting plate 4 is realized, when the length between the first connecting plate 1 and the second connecting plate 4 is proper, the adjusting handle 12 is screwed, the second connecting plate 4 and the automobile body are fixed through the bolt inserted into the second connecting hole 401, the length of the anti-collision rod 3 is adjusted, the position where the second connecting plate 4 is fixed with the automobile body can be properly found, the operation difficulty is reduced, then the anti-collision rod 3 and the arc-shaped plate 603 are welded through the motor, the anti-collision rod 3 is fixed, for different required anti-collision rod angles of different automobiles, the first connecting plate 1 and the automobile are inserted into the first connecting hole 101 through the bolt for fixing, then the connecting seat 9 is rotated to a proper angle, the connecting seat 9 drives the sliding sleeve 7 to rotate on the crash bar 3, then the adjusting handle 12 is screwed, the adjusting handle 12 drives the adjusting screw rod 11 to rotate, the distance between the first connecting plate 1 and the second connecting plate 4 is adjusted, the adjusting handle 12 is screwed to enable the distance between the first connecting plate 1 and the second connecting plate 4 to reach a proper value, then the bolt is inserted into the second connecting hole 401 to enable the second connecting plate 4 and the vehicle to be fixed, then the welding machine is used for welding and fixing the joint of the crash bar 3 and the arc-shaped plate 603, the anti-collision protection is carried out, different vehicles are adjusted and welded and fixed at different angles, the anti-collision characteristic of the crash bar 3 is increased due to the arrangement of the adjusting screw rod 11, the performance of the crash bar 3 is improved, the vehicle body safety is improved, and the personal safety is.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. A utility door impact beam, comprising: crash bar (3) and limiting plate (6), crash bar (3) and limiting plate (6) are flexible relatively, crash bar (3) end is connected with first connecting plate (1) through connecting rod (2), a plurality of first connecting holes (101) have on first connecting plate (1), limiting plate (6) end vertical direction is connected with connection riser (5), connection riser (5) are connected with second connecting plate (4), a plurality of second connecting holes (401) have on second connecting plate (4), length adjustment structure has between connection riser (5) and crash bar (3), length adjustment structure is used for adjusting crash bar (3) and limiting plate (6) length direction's relative position, first connecting hole (101) and second connecting hole (401) are used for being connected with the automobile body.

2. The utility vehicle door impact beam of claim 1, wherein said length adjustment structure comprises: the anti-collision device comprises a sliding sleeve (7) sleeved on the anti-collision rod (3), wherein a connecting seat (9) is arranged on the sliding sleeve (7), an adjusting screw (11) is connected onto the connecting seat (9), the adjusting screw (11) penetrates through and is screwed with a connecting vertical plate (5), locking rings (8) are arranged at two ends of the sliding sleeve (7), and the locking rings (8) are used for being tightly held or separated from the anti-collision rod (3).

3. The utility model of claim 2, characterized in that a rotary seat (10) is arranged between the connecting seat (9) and the crash bar (3) to realize rotary connection.

4. A utility door impact beam according to claim 2, characterized in that said adjusting screw (11) has an adjusting knob (12) at its end.

5. The utility model discloses a multi-purpose vehicle door crash bar of claim 1, characterized in that, limiting plate (6) includes first splint (601) and second splint (602) that are located crash bar (3) both sides, have curved plate (603) between first splint (601) and second splint (602), curved plate (603) and crash bar (3) surface laminating.

6. The utility vehicle door impact beam of claim 1 or 5, characterized in that the impact beam (3) and the position-limiting plate (6) are connected by welding when reaching a desired position.

7. The utility vehicle door impact beam as claimed in claim 1, wherein said impact beam (3) is made of alloy steel.