CN213322988U - Commercial automobile plastics side rail guard - Google Patents
Commercial automobile plastics side rail guard Download PDFInfo
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- CN213322988U CN213322988U CN202021614438.6U CN202021614438U CN213322988U CN 213322988 U CN213322988 U CN 213322988U CN 202021614438 U CN202021614438 U CN 202021614438U CN 213322988 U CN213322988 U CN 213322988U
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- guard
- inclined rib
- plate
- rail
- shock absorbing
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Abstract
The utility model discloses a plastic side protective guard for commercial vehicles, which comprises a plurality of groups of bending square tubes which are parallel to each other, the bending part of the bending square tube is connected with the vehicle body, the other side of the bending square tube is fixedly connected with two groups of side protective guard cross beams, the side guard rail cross beam is fixedly connected with the bent square tube through a connecting piece, one side of the side guard rail cross beam is connected with the front end straight head, the other side of the side guard rail cross beam is connected with the rear end elbow, the top and the bottom of the cross beam of the side guard rail are smooth surfaces, the left side surface is provided with a group of grooves, the bottoms of the grooves are disconnected to form a gap, by arranging the A-shaped single groove or the M-shaped double groove on the right side surface of the cross beam of the side guard rail and under the combined action of the damping groove and the damping chamber, when the guard rail collides, the impact force can be effectively relieved, the side collision accident is reduced, and the guard rail is light, environment-friendly, attractive and practical.
Description
Technical Field
The utility model relates to a commercial car plastics side rail guard belongs to automobile parts technical field.
Background
With the rapid development of the automobile industry in China, particularly the great progress of large commercial vehicles, the demand of commercial vehicles in the market is rapidly increased, and the traffic accidents caused by the commercial vehicles are continuously increased. Wherein damage, loss and casualties caused by the side impact of commercial vehicles are extremely serious. The automobile is not provided with the side guard rail, and serious casualties can easily occur when the automobile is impacted by the side surface. For large trucks, when a small car is collided from the side, if no guard rail is provided, the small car can easily drill into the bottom of the train and directly get stuck, the survival chance is small, and the damage of the side collision is serious. The automobile side guardrail also has the more excellent characteristic of preventing pedestrians, bicycles and motorcycles from being drawn into the bottom of the automobile due to accident factors such as visual blind areas of large trucks. Therefore, in order to effectively protect and prevent or mitigate such side impact accidents, research and design on a truck-side guard rail has been an important issue in recent years.
At present, the side guardrail device of the commercial vehicle is mostly made of metal materials, but the side guardrail device has the defects of heavy quality, high cost, complex process and low repeated utilization rate, and once an accident vehicle hits the metal guardrail, the metal guardrail has better snow frost-adding effect due to the strong rigidity characteristic of the metal guardrail.
Therefore, a plastic side guard rail for a commercial vehicle is designed to prevent or reduce side impact accidents.
Disclosure of Invention
The utility model aims to solve current side rail guard quality heavy, with high costs, and the relatively poor problem of resistant impulsive force of hitting, provide a commercial automobile plastics side rail guard, when the rail guard collides, not only can play and alleviate impulsive force of hitting effectively, alleviate the emergence that the side hit the accident, light environmental protection, pleasing to the eye practicality moreover.
In order to achieve the above technical purpose, the utility model provides a technical scheme that its technical problem adopted as follows:
the utility model provides a commercial car plastics side rail guard, includes the square pipe of bending that a plurality of groups are parallel to each other, the square pipe of bending is bent a portion and is connected with the automobile body, bend two sets of side rail guard crossbeams of side pipe opposite side fixed connection, side rail guard crossbeam passes through connecting piece and the square pipe fixed connection of bending, side rail guard crossbeam one side is connected with the straight head of front end, and one side is connected with the rear end elbow, side rail guard crossbeam top and bottom are smooth surface, and the right flank is A type single groove or M type double flute, and the left surface is equipped with a set of recess, just the bottom disconnection of recess forms one section clearance.
Further, M type double flute includes two sets of shock attenuation grooves and three sets of shock attenuation cavity, side rail guard crossbeam right flank includes first slope muscle, second slope muscle and third slope muscle and fourth slope muscle, first slope muscle encloses into first shock attenuation cavity with last roof, first right side board, second slope muscle, third slope muscle and second right side board, right side board enclose into second shock attenuation cavity, fourth slope muscle and third right side board, right side board and lower plate enclose into third shock attenuation cavity.
Further, the single groove of A type includes a set of shock attenuation groove and five groups of shock attenuation cavity, side rail guard crossbeam right flank includes eighth slope muscle, fifth slope muscle and sixth slope muscle and seventh slope muscle, eighth slope muscle encloses into fourth shock attenuation cavity with last roof, first right side board, eighth slope muscle, fifth slope muscle and right side board enclose into fifth shock attenuation cavity, fifth slope muscle and sixth slope muscle, right side board and fourth right side board enclose into sixth shock attenuation cavity, sixth slope muscle, seventh slope muscle and right side board enclose into seventh shock attenuation cavity, seventh slope muscle and third right side board enclose into eighth shock attenuation cavity with the lower floor.
Further, the connecting piece includes first square iron plate and second square iron plate, first square iron plate joint is in the clearance that the disconnection of recess bottom of side rail guard crossbeam left surface formed, a plurality of through-hole has been seted up on first square iron plate and the second square iron plate, the square pipe joint of bending is between first square iron plate and second square iron plate, and passes through the bolt fastening, the square pipe and the side rail guard crossbeam fixed connection of will bending are regional in the rectangle that bolt and first square iron plate and second square iron plate enclose.
Further, a plurality of through-hole has been seted up to side rail guard crossbeam both sides, the straight head in front end is equipped with first joint arch, the protruding joint of first joint is in the clearance that the recess bottom disconnection of side rail guard crossbeam left surface formed, and passes through bolt fixed connection, the rear end elbow is equipped with the second joint arch, the protruding joint of second joint is in the clearance that the recess bottom disconnection of side rail guard crossbeam left surface formed, and passes through bolt fixed connection.
Furthermore, the number of the bent square tubes is two.
Furthermore, the two groups of side protective guard beams are formed by extruding and integrally molding polypropylene or acrylonitrile-butadiene-styrene plastic materials.
Further, the wall thickness of the cross beams of the two groups of side protective guards is 3 mm.
Further, the outer side size of the two groups of side guard rail beams is 108mm x 30 mm.
Advantageous effects
(1) The utility model discloses a set up A type single groove or M type double flute on side rail guard crossbeam right flank, through damping groove and damping cavity's combined action, when the rail guard collided, not only can play and alleviate the impact effectively, alleviate the emergence that the side hit the accident, light environmental protection, pleasing to the eye practicality moreover.
(2) The utility model discloses an use the connecting piece to bend side pipe and side rail guard crossbeam fixed connection, through with first square iron plate joint in the clearance that the disconnection of recess bottom of side rail guard crossbeam left surface formed, then utilize the bolt and square iron plate of first square and the square iron plate of second enclose the rectangle region side pipe and side rail guard crossbeam fixed connection of bending, it is convenient to install, has improved the efficiency of installation, avoids the inconvenience that the welding brought.
(3) The utility model discloses it is protruding to be equipped with first joint in the straight head of front end, and first joint arch connects in the clearance that the recess bottom disconnection of side rail guard crossbeam left surface formed, and through bolt fixed connection, and the rear end elbow is equipped with the second joint arch, the protruding joint of second joint is in the clearance that the recess bottom disconnection of side rail guard crossbeam left surface formed, and through bolt fixed connection, and it is convenient to install, has improved the efficiency of installation, avoids the inconvenience that the welding brought.
Drawings
FIG. 1 is a schematic structural view of a plastic side guard rail of a commercial vehicle according to the present invention;
FIG. 2 is a schematic structural view of the plastic side protective guard of a commercial vehicle according to the present invention;
fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;
fig. 4 is a side view of the M-shaped double-groove side guard rail beam of the present invention;
FIG. 5 is a perspective view of a cross beam of the middle M-shaped double-groove side guard rail of the present invention;
fig. 6 is an enlarged schematic structural view of the position B in fig. 5 according to the present invention;
FIG. 7 is a schematic structural view of the middle guard rail of the present invention before the front straight end and the rear elbow are installed;
fig. 8 is a side view of a cross beam of the a-type single-groove side guard rail of the present invention;
fig. 9 is a perspective view of a cross beam of the a-type single-groove side guard rail of the present invention;
fig. 10 is an enlarged schematic structural diagram of the present invention at C in fig. 9.
In the figure: 1. bending the square tube; 2. a side guard rail beam; 21. a groove; 22. a gap; 23. a damping groove; 201. a first inclined rib; 202. a second tilted rib; 203. a third tilted rib; 204. a fourth tilted rib; 205. an upper top plate; 206. a first right side plate; 207. a right side plate; 208. a second right side plate; 209. a third right side plate; 210. a lower base plate; 211. an eighth tilted rib; 212. a fifth tilted rib; 213. a sixth oblique rib; 214. a seventh tilted rib; 215. a fourth right side plate; 24. a first damping chamber; 25. a second damping chamber; 26. a third damping chamber; 2101. a fourth damping chamber; 2102. a fifth damping chamber; 2103. a sixth damping chamber; 2104. a seventh damping chamber; 2105. an eighth damping chamber; 3. the front end is straight; 31. a first clamping protrusion; 4. a rear end elbow; 41. a second clamping protrusion; 5. a first square iron plate; 6. a second square iron plate; 7. and (4) bolts.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-3, a plastic side guard rail for commercial vehicles comprises a plurality of sets of bent square tubes 1 parallel to each other, the bent parts of the bent square tubes 1 are connected with a vehicle body, the other sides of the bent square tubes 1 are fixedly connected with two sets of side guard rail cross beams 2, the side guard rail cross beams 2 are fixedly connected with the bent square tubes 1 through connecting pieces, each connecting piece comprises a first square iron plate 5 and a second square iron plate 6, the first square iron plate 5 is clamped between the first square iron plate 5 and the second square iron plate 6 and is in a gap 22 formed by the bottom of a groove 21 on the left side surface of the side guard rail cross beam 2 in a breaking manner, a plurality of through holes are formed in the first square iron plate 5 and the second square iron plate 6, the bent square tubes 1 are clamped between the first square iron plate 5 and the second square iron plate 6 and are fixed through bolts 7, and the bent square tubes 1 and the side guard rails 2 are fixedly connected, the installation is convenient, can effectively avoid the inconvenience that the welding brought.
As shown in fig. 4, one side of the side guard rail beam 2 is connected with the front end straight head 3, and the other side is connected with the rear end elbow 4, the top and the bottom of the side guard rail beam 2 are smooth surfaces, a group of grooves 21 are arranged on the left side surface, and the bottoms of the grooves 21 are disconnected to form a gap 22, so that the impact force is effectively relieved, the side impact accident is reduced, and the side guard rail is attractive and practical.
As shown in fig. 5-6, the right side of the side guard rail beam 2 is an M-shaped double groove, the M-shaped double groove right side includes two sets of shock absorbing grooves 23 and three sets of shock absorbing chambers, the right side of the side guard rail beam 2 includes a first inclined rib 201, a second inclined rib 202, a third inclined rib 203 and a fourth inclined rib 204, the first inclined rib 201, the upper top plate 205, the first right side plate 206 and the right side plate 207 enclose a first shock absorbing chamber 24, the second inclined rib 202, the third inclined rib 203, the second right side plate 208 and the right side plate 207 enclose a second shock absorbing chamber 25, and the fourth inclined rib 204, the third right side plate 209, the right side plate 207 and the lower bottom plate 210 enclose a third shock absorbing chamber 26.
As shown in fig. 7, a plurality of through-hole has been seted up to side rail guard crossbeam 2 both sides, the straight head 3 of front end is equipped with first joint arch 31, the protruding 31 joint of first joint is in the clearance 22 that the disconnection formed in the recess 21 bottom of side rail guard crossbeam 2 left surface, and passes through bolt fixed connection, rear end elbow 4 is equipped with the protruding 41 of second joint, the protruding 41 joint of second joint is in the clearance 22 that the disconnection formed in the recess 21 bottom of side rail guard crossbeam 2 left surface, and passes through bolt 7 fixed connection, and it is convenient to install, can effectively avoid the inconvenience that the welding brought.
In this embodiment, the number of the bent square tubes 1 is two.
In order to reduce the casualty degree of the impact accident, the two groups of side guard rail cross beams 2 are integrally formed by extruding polypropylene materials or acrylonitrile-butadiene-styrene materials, and the plastic side guard rail product has excellent mechanical property, impact resistance and corrosion resistance under the condition of meeting the strength requirement, can ensure that the accident vehicle can be in soft landing once impacted, and is favorable for reducing the casualty degree of the accident.
In this embodiment, the wall thickness of the two groups of side guard rail beams 2 is 3 mm.
In this embodiment, the outside dimensions of the two sets of side guard rail beams 2 are 108mm x 30 mm.
Example 2:
as shown in fig. 8-10, the right side of the side guard rail beam is an a-shaped single groove, the a-shaped single groove includes a group of shock absorbing grooves and five groups of shock absorbing chambers, the right side of the side guard rail beam 2 includes an eighth tilted rib 211, a fifth tilted rib 212, a sixth tilted rib 213 and a seventh tilted rib 214, the eighth tilted rib 211, the upper top plate 205 and the first right side plate 206 define a fourth shock absorbing chamber 2101, the eighth tilted rib 211, the fifth tilted rib 212, the right side plate 207 and the fourth right side plate 207 define a fifth shock absorbing chamber 2102, the fifth tilted rib 212, the sixth tilted rib 213, the right side plate 207 and the fourth right side plate 215 define a sixth shock absorbing chamber 2103, the sixth tilted rib 213, the seventh tilted rib 214, the right side plate 207 define a seventh shock absorbing chamber 2104, and the seventh tilted rib 214, the third right side plate 209, and the lower bottom plate 210 define an eighth shock absorbing chamber 2105. When the guard rails collide, the shock absorption grooves 23 and the three groups of shock absorption cavities can effectively relieve impact force and reduce side collision accidents, and the guard rails are attractive and practical.
The plastic side guard rails of examples 1 and 2 were subjected to a performance test, and when the plastic side guard rails were firmly fixed at intervals of 1.2 m without being loosened by vibration and a static pressure of 1 kN was applied perpendicularly to each portion of the outer surface of the device using a circular flat head having a diameter of 220 mm and 10 mm, the deformation amount of the side guard device at the last 250 mm section was 0 to 21.46mm, and the side guard device had excellent mechanical properties and impact resistance.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a commercial car plastics side rail guard, includes the mutual parallel's of a plurality of groups side pipe (1) of bending, its characterized in that, bend side pipe (1) the portion of bending and car connection, bend side pipe (1) two sets of side rail guard crossbeams (2) of opposite side fixed connection, side rail guard crossbeam (2) are through connecting piece and the square pipe (1) fixed connection of bending, side rail guard crossbeam (2) one side is connected with front end straight head (3), and one side is connected with rear end elbow (4), side rail guard crossbeam (2) top and bottom are smooth surface, and the right flank is A type single flute or M type double flute, and the left surface is equipped with a set of recess (21), just the bottom disconnection of recess (21) forms one section clearance (22).
2. A commercial vehicle plastic side guard rail according to claim 1, wherein the M-shaped double groove comprises two sets of shock absorbing grooves (23) and three sets of shock absorbing chambers, the right side of the side guard rail beam (2) comprises a first inclined rib (201), a second inclined rib (202), a third inclined rib (203) and a fourth inclined rib (204), the first inclined rib (201) and the upper top plate (205), the first right side plate (206) and the right side plate (207) enclose a first shock absorbing chamber (24), the second inclined rib (202), the third inclined rib (203) and the second right side plate (208) and the right side plate (207) enclose a second shock absorbing chamber (25), and the fourth inclined rib (204) and the third right side plate (209), the right side plate (207) and the lower bottom plate (210) enclose a third shock absorbing chamber (26).
3. A commercial vehicle plastic side guard rail according to claim 1, wherein the A-shaped single groove comprises one set of shock absorbing grooves (23) and five sets of shock absorbing chambers, the right side of the side guard rail beam (2) comprises an eighth inclined rib (211), a fifth inclined rib (212), a sixth inclined rib (213) and a seventh inclined rib (214), the eighth inclined rib (211) and the upper top plate (205), the first right side plate (206) enclose a fourth shock absorbing chamber (2101), the eighth inclined rib (211), the fifth inclined rib (212), and the right side plate (207) enclose a fifth shock absorbing chamber (2102), the fifth inclined rib (212) and the sixth inclined rib (213), the right side plate (207) and the fourth right side plate (215) enclose a sixth shock absorbing chamber (2103), the sixth inclined rib (213), the seventh inclined rib (214) and the right side plate (207) enclose a seventh shock absorbing chamber (2104), and the seventh inclined rib (214), the third right side plate (209) and the lower bottom plate (210) enclose an eighth damping chamber (2105).
4. The plastic side protective guard for commercial vehicles according to claim 1, wherein the connecting piece comprises a first square iron plate (5) and a second square iron plate (6), the first square iron plate (5) is clamped in a gap (22) formed by the bottom of a groove (21) on the left side surface of the side protective guard beam (2) in a broken mode, a plurality of through holes are formed in the first square iron plate (5) and the second square iron plate (6), the bent square tube (1) is clamped between the first square iron plate (5) and the second square iron plate (6) and fixed through a bolt (7), and the bent square tube (1) is fixedly connected with the side protective guard beam (2) through a rectangular area formed by the bolt (7) and the first square iron plate (5) and the second square iron plate (6).
5. The plastic side protective guard for commercial vehicles according to claim 1, wherein a plurality of through holes are formed on both sides of the cross beam (2) of the side protective guard, the front straight head (3) is provided with a first clamping protrusion (31), the first clamping protrusion (31) is clamped in a gap (22) formed by the bottom of the groove (21) on the left side surface of the cross beam (2) of the side protective guard and is fixedly connected with the cross beam through a bolt, the rear elbow (4) is provided with a second clamping protrusion (41), and the second clamping protrusion (41) is clamped in a gap (22) formed by the bottom of the groove (21) on the left side surface of the cross beam (2) of the side protective guard and is fixedly connected with the cross beam through a bolt (7).
6. The plastic side protective fence for commercial vehicles according to claim 1, wherein the number of the bent square tubes (1) is two.
7. The plastic side protective guard for commercial vehicle as claimed in claim 1, wherein said two sets of side protective guard beams (2) are integrally formed by extruding polypropylene or acrylonitrile butadiene styrene plastic material.
8. A plastic side guard rail for commercial vehicle according to claim 1 wherein the wall thickness of said two sets of side guard rail beams (2) is 3 mm.
9. A plastic side guard rail for commercial vehicle according to claim 1 wherein the two sets of side guard rail beams (2) have outside dimensions of 108mm x 30 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021614438.6U CN213322988U (en) | 2020-08-06 | 2020-08-06 | Commercial automobile plastics side rail guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021614438.6U CN213322988U (en) | 2020-08-06 | 2020-08-06 | Commercial automobile plastics side rail guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213322988U true CN213322988U (en) | 2021-06-01 |
Family
ID=76094043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021614438.6U Active CN213322988U (en) | 2020-08-06 | 2020-08-06 | Commercial automobile plastics side rail guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213322988U (en) |
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2020
- 2020-08-06 CN CN202021614438.6U patent/CN213322988U/en active Active
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