CN210478625U - Novel front lower part protection assembly structure of commercial vehicle - Google Patents
Novel front lower part protection assembly structure of commercial vehicle Download PDFInfo
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- CN210478625U CN210478625U CN201921595503.2U CN201921595503U CN210478625U CN 210478625 U CN210478625 U CN 210478625U CN 201921595503 U CN201921595503 U CN 201921595503U CN 210478625 U CN210478625 U CN 210478625U
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Abstract
The utility model discloses a novel front lower part protection assembly structure of a commercial vehicle, which comprises a protection frame, wherein the upper end of the inner side of the protection frame is provided with a mounting bracket, and the central position of the upper end surface of the mounting bracket is provided with a positioning block; a longitudinal inclined strut is arranged between the lower end of the inner side of the protection frame and one end of the mounting bracket far away from the protection frame, and comprises a first longitudinal inclined strut, a second longitudinal inclined strut and a third longitudinal inclined strut; one end of each of the first longitudinal inclined strut and the third longitudinal inclined strut is arranged on the protection frame through a third buckle, and the other end of each of the first longitudinal inclined strut and the third longitudinal inclined strut is welded on the mounting bracket; one end of the second longitudinal inclined strut is arranged on the protective frame through the first buckle, and the other end of the second longitudinal inclined strut is welded on the mounting bracket; the first longitudinal inclined strut, the second longitudinal inclined strut and the third longitudinal inclined strut are connected together through a transverse strut, and a plurality of front supporting beams are arranged between the transverse strut and the protective frame. This novel lower part protection assembly before commercial car simple structure, simple to operate is swift, and the energy-absorbing shock attenuation is effectual, and the safety protection effect is good.
Description
Technical Field
The utility model relates to a vehicle anticollision technical field especially relates to a novel commercial car front lower part protection assembly structure.
Background
Vehicle driving safety is one of the focus issues that are currently being addressed, particularly in the case of a vehicle-ahead collision and a vehicle-pedestrian-ahead collision. The commercial vehicle is generally high in body, and when the commercial vehicle collides with a small car, the traffic accident which is most likely to happen is that the head of the small car drills under the front head of the commercial vehicle, so that drivers of the small car are injured or die.
In order to reduce the safety accidents caused by the fact that the small car is drawn into the front lower part of the commercial vehicle, a protection device needs to be installed on the front lower part of the commercial vehicle. Most of the current protective devices are provided with one or more steel plates or hard plastic plates which are simply processed and then are arranged at the front end of the vehicle. The protection device is easy to deform in collision, the protection effect is not ideal, and the energy absorption effect is not good. Therefore, there is a need for an improved front lower guard for current commercial vehicles.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel commercial car front lower part protection assembly structure solves the not good problem of protector deformation, protecting effect and energy-absorbing effect.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a novel front lower part protection assembly structure of a commercial vehicle, which comprises a protection frame, wherein the upper end of the inner side of the protection frame is provided with a mounting bracket, and the central position of the upper end surface of the mounting bracket is provided with a positioning block; a longitudinal inclined strut is arranged between the lower end of the inner side of the protection frame and one end, far away from the protection frame, of the mounting bracket, and comprises a first longitudinal inclined strut, a second longitudinal inclined strut and a third longitudinal inclined strut; one ends of the first longitudinal inclined strut and the third longitudinal inclined strut are arranged on the protective frame through a third buckle, and the other ends of the first longitudinal inclined strut and the third longitudinal inclined strut are welded on the mounting bracket; one end of the second longitudinal inclined strut is arranged on the protection frame through a first buckle, and the other end of the second longitudinal inclined strut is welded on the mounting bracket; the first longitudinal inclined strut, the second longitudinal inclined strut and the third longitudinal inclined strut are connected together through a transverse strut, and a plurality of front supporting beams are arranged between the transverse strut and the protective frame.
Furthermore, the protective frame is of a herringbone structure and comprises a first cross beam, a second cross beam, a left longitudinal beam and a right longitudinal beam, wherein the left longitudinal beam and the right longitudinal beam are used for connecting the first cross beam and the second cross beam together; first vertical beams and second vertical beams are uniformly distributed between the first cross beam and the second cross beam.
Furthermore, the specific number of the front supporting beams is two, one end of each front supporting beam is connected with the first vertical beam and the second vertical beam through second buckles, and the other end of each front supporting beam is welded on the transverse supporting rod.
Furthermore, the front supporting beam is a stainless steel square tube, and is provided with strip holes which are distributed at intervals up and down.
Furthermore, the protective frame is made of high-strength steel, the yield strength of the high-strength steel is 700-920MPa, and the tensile strength is more than or equal to 980 MPa.
Further, the mounting bracket is in threaded connection with the front vehicle body base.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model discloses a novel commercial car front lower part protection assembly structure's protection frame adopts mesh style of calligraphy structure's reinforced steel, when realizing lightweight, has still increased the anticollision area, and then has improved protecting effect and energy-absorbing effect. In addition, the protective frame is arranged at the position below the front end of the vehicle through the mounting bracket threads, and the positioning block on the mounting bracket can realize the quick and accurate mounting of the protective device; the lower end inclined rod of the protection frame is fixed on the mounting bracket through the first longitudinal inclined strut, the second longitudinal inclined strut and the third longitudinal inclined strut, so that the mounting stability and the strength of the protection frame are improved, and the three longitudinal inclined struts are connected together through the transverse support rod, so that the mounting protection performance of the protection frame is improved; finally, the front supporting beam arranged between the transverse supporting rod and the protective frame is provided with a long hole, so that enough deformation space is reserved for the plastic deformation of the front supporting beam, the impact force can be dispersed to a certain extent, and the energy absorption and shock absorption effects of the protective device are improved. In a word, this utility model discloses a lower part protection assembly structure is simple before commercial car, and simple to operate is swift, and the energy-absorbing shock attenuation is effectual, and the safety protection effect is good.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a front view of the front lower protection assembly of the utility model;
FIG. 2 is a side view of the front lower protection assembly structure of the utility model;
FIG. 3 is a structural view of the protective frame of the present invention;
FIG. 4 is a structural view of the front support beam of the present invention;
fig. 5 is a schematic view of a third buckle structure of the present invention;
fig. 6 is a schematic view of a first buckle structure of the present invention;
fig. 7 is a schematic view of a second buckle structure of the present invention;
description of reference numerals: 1. a protective frame; 1-1, a first beam; 1-2, a second beam; 1-3, a first vertical beam; 1-4, a second vertical beam; 2. mounting a bracket; 3. positioning blocks; 4. a first longitudinal diagonal brace; 5. a transverse strut; 6. a second longitudinal diagonal brace; 7. a first buckle; 8. a second buckle; 9. a third longitudinal diagonal brace; 10. a third buckle; 11. a front support beam; 11-1, long holes.
Detailed Description
As shown in fig. 3, a novel front lower protection assembly structure for a commercial vehicle comprises a protection frame 1, wherein the protection frame 1 is of a mesh-shaped structure and mainly comprises a first cross beam 1-1, a second cross beam 1-2, a left longitudinal beam and a right longitudinal beam which connect the first cross beam 1-1 and the second cross beam 1-2 together, and a closed rectangle is formed among the first cross beam 1-1, the second cross beam 1-2, the two left longitudinal beams and the two right longitudinal beams. And a first vertical beam 1-3 and a second vertical beam 1-4 are uniformly arranged between the first cross beam 1-1 and the second cross beam 1-2. In the embodiment, the protective frame is formed by rolling, the material utilization rate is high, the first vertical beams 1-3 and the second vertical beams 1-4 in the protective frame enable the overall structure of the protective frame to be more stable, the rigidity of the protective frame is ensured, the protective frame 1 is made of high-strength steel with the yield strength of 700-920MPa and the tensile strength of more than or equal to 980MPa, the strength of the protective frame is ensured, and on the basis, the first cross beams 1-1 and the second cross beams 1-2 can be made of steel plates with the thickness of less than or equal to 2.0mm, so that the requirement of light weight of the whole vehicle is further met.
As shown in fig. 1 and 2, a mounting bracket 2 is welded at the upper end of the inner side of the protection frame 1, and the mounting bracket 2 is connected to the front vehicle body base in a threaded manner. The locating block 3 is installed at the central position of the upper end face of the mounting support 2, so that an installer can be quickly helped to find the position accurately in the mounting process, and the mounting precision and efficiency are improved. The inboard lower extreme of protection frame 1 with installing support 2 keeps away from the welding has vertical bracing between the one end of protection frame 1, and like this, vertical bracing, protection frame 1 and installing support 2 form a triangle-shaped structure, are convenient for decompose the impact, improve the protective effect.
The longitudinal diagonal braces comprise a first longitudinal diagonal brace 4, a second longitudinal diagonal brace 6 and a third longitudinal diagonal brace 9. One ends of the first longitudinal inclined strut 4 and the third longitudinal inclined strut 9 are mounted on the protection frame 1 through a third buckle 10 (shown in figure 5), the other ends of the first longitudinal inclined strut 4 and the third longitudinal inclined strut 9 are welded on the mounting support 2, and the connection strength of the first longitudinal inclined strut 4 and the third longitudinal inclined strut 9 is guaranteed. One end of the second longitudinal inclined strut 6 is mounted on the protection frame 1 through a first buckle 7 (shown in fig. 6), and the other end of the second longitudinal inclined strut is welded on the mounting bracket 2 to ensure the connection strength of the second longitudinal inclined strut 6. The first longitudinal inclined strut 4, the second longitudinal inclined strut 6 and the third longitudinal inclined strut 9 are connected together through the transverse strut 5, and the overall connection strength is improved.
A plurality of front supporting beams 11 are arranged between the transverse supporting rods 5 and the protective frame 1. As shown in fig. 4, the front support beam 11 is a stainless square tube, and is provided with elongated holes 11-1 distributed at intervals up and down. The existence of the strip holes 11-1 can reduce the strength and rigidity of the front supporting beam 11 on one hand, so that when the protective device is collided, the front supporting beam 11 and the mounting bracket 2 reach a yield point two for crumpling plastic deformation, and on the other hand, the strip holes 11-1 distributed at intervals leave enough deformation space for the plastic deformation of the front supporting beam 11, so that the energy during collision can be consumed in the impact process, the collision speed is reduced, the buffering effect is increased, the energy absorption and shock absorption effects are improved, and the personnel safety of both collision parties is better protected.
The number of the front support beams 11 is two, one end of each front support beam is respectively connected with the first vertical beam 1-3 and the second vertical beam 1-4 through a second buckle 8 (shown in fig. 7), and the other end of each front support beam is welded on the transverse support rod 5 to improve the connection strength.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a novel lower part protection assembly structure before commercial car which characterized in that: the protective device comprises a protective frame (1), wherein an installation support (2) is arranged at the upper end of the inner side of the protective frame (1), and a positioning block (3) is arranged at the central position of the upper end surface of the installation support (2); a longitudinal inclined strut is arranged between the lower end of the inner side of the protection frame (1) and one end, far away from the protection frame (1), of the mounting bracket (2), and comprises a first longitudinal inclined strut (4), a second longitudinal inclined strut (6) and a third longitudinal inclined strut (9); one ends of the first longitudinal inclined strut (4) and the third longitudinal inclined strut (9) are arranged on the protection frame (1) through a third buckle (10), and the other ends of the first longitudinal inclined strut and the third longitudinal inclined strut are welded on the mounting bracket (2); one end of the second longitudinal inclined strut (6) is arranged on the protection frame (1) through a first buckle (7), and the other end of the second longitudinal inclined strut is welded on the mounting bracket (2); the first longitudinal inclined strut (4), the second longitudinal inclined strut (6) and the third longitudinal inclined strut (9) are connected together through a transverse strut (5), and a plurality of front supporting beams (11) are arranged between the transverse strut (5) and the protection frame (1).
2. The novel front lower shield assembly structure for commercial vehicles according to claim 1, wherein: the protective frame (1) is of a herringbone structure and comprises a first cross beam (1-1), a second cross beam (1-2) and left and right longitudinal beams for connecting the first cross beam (1-1) and the second cross beam (1-2) together, wherein a closed rectangle is formed among the first cross beam (1-1), the second cross beam (1-2) and the two left and right longitudinal beams; and a first vertical beam (1-3) and a second vertical beam (1-4) are uniformly distributed between the first cross beam (1-1) and the second cross beam (1-2).
3. The novel front lower shield assembly structure for commercial vehicles according to claim 2, wherein: the number of the front supporting beams (11) is two, one end of each front supporting beam is connected with the first vertical beam (1-3) and the second vertical beam (1-4) through the second buckle (8), and the other end of each front supporting beam is welded on the transverse supporting rod (5).
4. The novel front lower shield assembly structure for commercial vehicles according to claim 1, wherein: the front supporting beam (11) is a stainless steel square tube, and is provided with strip holes (11-1) which are distributed at intervals up and down.
5. The novel front lower shield assembly structure for commercial vehicles according to claim 1, wherein: the protective frame (1) is made of high-strength steel, the yield strength of the high-strength steel is 700-920MPa, and the tensile strength is more than or equal to 980 MPa.
6. The novel front lower shield assembly structure for commercial vehicles according to claim 1, wherein: the mounting bracket (2) is in threaded connection with the front vehicle body base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595503.2U CN210478625U (en) | 2019-09-24 | 2019-09-24 | Novel front lower part protection assembly structure of commercial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595503.2U CN210478625U (en) | 2019-09-24 | 2019-09-24 | Novel front lower part protection assembly structure of commercial vehicle |
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| Publication Number | Publication Date |
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| CN210478625U true CN210478625U (en) | 2020-05-08 |
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| CN201921595503.2U Active CN210478625U (en) | 2019-09-24 | 2019-09-24 | Novel front lower part protection assembly structure of commercial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798803A (en) * | 2021-01-29 | 2022-07-29 | 苏州亿创特智能制造有限公司 | Section bar, preparation method thereof and anti-collision structure |
-
2019
- 2019-09-24 CN CN201921595503.2U patent/CN210478625U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798803A (en) * | 2021-01-29 | 2022-07-29 | 苏州亿创特智能制造有限公司 | Section bar, preparation method thereof and anti-collision structure |
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