A multi-layer front protection bar for a truck

Abstract

The application provides a multi-layer front protection pole for a truck, which comprises a main pole body and side pole bodies arranged at two ends of the main pole body, wherein the main pole body comprises a first square channel and a second square channel arranged oppositely, and a plurality of reinforcing circular tubes arranged between the first square channel and the second square channel, the plurality of reinforcing circular tubes are arranged at intervals along the height direction of the first square channel and / or the second square channel, the protection range of the pole is improved by arranging the plurality of reinforcing circular tubes at intervals along the height direction of the two square channels, the use requirement of the truck is met, the energy absorption area of the pole is increased, the protection intensity of the front pole on the truck is obviously improved, and the pole has the advantages of simple structure, simple preparation process, easy mass production, strong adaptability and easy popularization and implementation.

Description

TECHNICAL FIELD

[0001] The application belongs to the field of truck accessories, and particularly relates to a multi-layer front protection pole for a truck. BACKGROUND

[0002] In the prior art, a front protection pole for a truck is a protection device installed at the front of the truck, which functions to absorb and slow down external impact force and protect the front of the vehicle body. The front protection pole is usually made of metal or high-strength plastic and has certain strength and toughness, so as to absorb and disperse the impact force from the front, thereby reducing damage to the vehicle itself and the driver.

[0003] In the prior art, as shown in a patent document with the application number CN202323572443.1, the patent document discloses a lightweight bumper with multi-layer protection. The multi-layer structure is arranged along the thickness direction of the bumper. The thickness of the bumper is increased to improve the buffering capacity of the bumper. In actual use, the height of the truck head is high, and key components such as the engine are usually arranged in the truck head. The existing protection pole cannot meet the use requirements of the truck by increasing the thickness to improve the protection force. The protection force of the head of the truck is low, and the structure is relatively simple, so the energy absorption capacity is poor. Therefore, improvement is urgently needed. CONTENT OF THE UTILITY MODEL

[0004] The application is proposed to solve the technical problems in the prior art that the adaptability of the traditional front protection pole to the truck is low, the thickness of the protection pole is usually increased to improve the protection force of the front protection pole, the height of the truck head is high, the existing protection pole cannot meet the use requirements of the truck, and the structure of the existing protection pole is too simple and the energy absorption capacity is poor. A multi-layer front protection pole for a truck is provided.

[0005] The application adopts the following scheme. A multi-layer front protection pole for a truck includes a main pole body and side pole bodies arranged at both ends of the main pole body. The main pole body includes oppositely arranged first and second square tubes and a plurality of reinforcing circular tubes arranged between the first and second square tubes. The reinforcing circular tubes are arranged along the height direction of the first and / or second square tubes. The side pole bodies are arranged on the first and second square tubes, respectively.

[0006] In some possible embodiments, the multi-layer front protection pole for a truck satisfies the following conditions:

[0007] The distance between two adjacent reinforcing circular tubes is defined as A.

[0008] The height of the first and / or second square tube is defined as B.

[0009] The A and B satisfy the following relationship: 3.5≤B / A≤5.2.

[0010] In some possible embodiments, the truck uses a multi-layered front bumper.

[0011] The thickness of the first square tube and / or the second square tube is defined as C;

[0012] The cross-sectional diameter of the reinforced circular tube is defined as D;

[0013] The C and D satisfy the following relationship: 1.2≤C / D≤1.8.

[0014] In some possible embodiments, a connecting assembly is also included on the main bumper body, through which the main bumper body can be detachably connected to the truck cab.

[0015] In some possible embodiments, the connecting assembly includes connecting lugs respectively disposed on the first square tube and the second square tube, and connecting holes disposed on the connecting lugs, with the two connecting lugs disposed opposite to each other.

[0016] In some possible embodiments, the connection holes are provided in a plurality of them, and the plurality of connection holes are spaced apart along the height direction of the connection lug.

[0017] In some possible embodiments, the side bar body includes extensions respectively disposed on the first square tube and the second square tube, and an inclined portion disposed on the extension, wherein the extension and the inclined portion are smoothly connected.

[0018] In some possible embodiments, the truck uses a multi-layered front bumper.

[0019] Define the angle between the extension and the inclined portion as E;

[0020] The E satisfies the following relationship: 120°≤E≤150°.

[0021] In order to solve the technical problems raised in this application, this application also provides a truck, including the above-mentioned multi-layer front protective bumper for truck.

[0022] Compared with the prior art, this application has the following beneficial effects:

[0023] The application provides a multi-layer front protection pole for a truck, which comprises a main pole body and side pole bodies arranged at two ends of the main pole body, wherein the main pole body comprises a first square channel and a second square channel arranged oppositely, and a plurality of reinforcing round pipes arranged between the first square channel and the second square channel, and the plurality of reinforcing round pipes are arranged at intervals along the height direction of the first square channel and / or the second square channel. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 Fig. 1 is a structural schematic view of a multi-layer front protection pole for a truck according to the application;

[0025] Figure 2 Fig. 2 is a side view of a multi-layer front protection pole for a truck according to the application;

[0026] Figure 3 Fig. 3 is a top view of a multi-layer front protection pole for a truck according to the application;

[0027] Figure 4 Fig. 4 is a front view of a multi-layer front protection pole for a truck according to the application. DETAILED DESCRIPTION

[0028] In combination with the content shown in the drawings, the technical scheme provided by the application is further described as follows. Figures 1-4 A multi-layer front protection pole for a truck comprises a main pole body 1 and side pole bodies 2 arranged at two ends of the main pole body 1, the main pole body 1 comprises a first square channel 10 and a second square channel 11 arranged oppositely, and a plurality of reinforcing round pipes 12 arranged between the first square channel 10 and the second square channel 11, the plurality of reinforcing round pipes 12 are arranged at intervals along the height direction of the first square channel 10 and / or the second square channel 11, and the side pole bodies 2 are arranged on the first square channel 10 and the second square channel 11 respectively.

[0029] The application provides a multi-layer front protection pole for a truck, which comprises a main pole body and side pole bodies arranged at two ends of the main pole body, wherein the main pole body comprises a first square channel and a second square channel arranged oppositely, and a plurality of reinforcing round pipes arranged between the first square channel and the second square channel, and the plurality of reinforcing round pipes are arranged at intervals along the height direction of the first square channel and / or the second square channel, and the plurality of reinforcing round pipes are arranged at intervals along the height direction of the first square channel and / or the second square channel, so that the protection range of the pole is improved, the use requirement of the truck is met, the energy absorption area of the pole is increased, the protection intensity of the front pole on the truck is significantly improved, the pole has the advantages of simple structure, simple preparation process, easy mass production, strong adaptability and easy popularization and implementation.

[0030] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0031] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0032] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0033] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0034] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0035] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0036] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0037] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0038] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0039] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0040] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0041] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0042] In actual implementation, the first square tube and the second square tube have the same structure, and the first square tube and the second square tube are made of steel.

[0043] In actual implementation, the extension part and the inclined part are integrally formed, the extension part and the inclined part are prepared by integral hot bending of a steel pipe, and the side pole body is welded on the main pole body. By arranging the main pole body with a high height and the side pole body matching the height of the main pole body, the energy absorption area of the guard pole can be increased, the protection of the front guard pole on the truck is significantly improved, and the advantages of simple structure, simple preparation process, easy mass production, strong adaptability and easy popularization and implementation are achieved.

[0044] In the implementation of the embodiment, an angle between the extension part 20 and the inclined part 21 is defined as E.

[0045] The E satisfies the following relationship: 120°≤E≤150°.

[0046] To solve the technical problems proposed in the application, the application provides a truck, which comprises the multi-layer front protection pole for a truck.

[0047] The application provides a multi-layer front protection pole for a truck, which comprises a main pole body and side pole bodies arranged at both ends of the main pole body. The main pole body comprises a first square channel and a second square channel arranged oppositely, and a plurality of reinforcing circular pipes arranged between the first square channel and the second square channel. The plurality of reinforcing circular pipes are arranged along the height direction of the first square channel and / or the second square channel. By arranging the plurality of reinforcing circular pipes along the height direction of the two square channels, the protection range of the guard pole can be improved, the use requirement of the truck can be met, the energy absorption area of the guard pole can be increased, the protection of the front guard pole on the truck can be significantly improved, and the advantages of simple structure, simple preparation process, easy mass production, strong adaptability and easy popularization and implementation are achieved.

[0048] The above is only an embodiment of the application and does not limit the application. Any modification, equivalent replacement and improvement within the spirit and principle of the application should be included in the protection scope of the application.

Claims

1. A multi-layer front protection bar for a truck, characterized by, The utility model provides a kind of multi-layer front protection pole for truck, including main pole body (1), and the side pole body (2) on the both ends of the main pole body (1), the main pole body (1) includes oppositely arranged first square tunnel (10), second square tunnel (11) and multiple reinforcing round pipes (12) between the first square tunnel (10) and the second square tunnel (11), multiple reinforcing round pipes (12) are spaced apart along the height direction of the first square tunnel (10) and / or the second square tunnel (11), and the side pole body (2) is respectively arranged on the first square tunnel (10) and the second square tunnel (11).

2. A multi-layer front bumper for a truck according to claim 1, wherein The interval between the two adjacent reinforcing round pipes (12) is defined as A; The height of the first square tunnel (10) and / or the second square tunnel (11) is defined as B; The A and the B satisfy the following relationship: 3.5≤B / A≤5.

2.

3. The multi-layer front bumper for a truck according to claim 1, wherein The thickness of the first square tunnel (10) and / or the second square tunnel (11) is defined as C; The cross-sectional diameter of the reinforcing round pipe (12) is defined as D; The C and the D satisfy the following relationship: 1.2≤C / D≤1.

8.

4. The multi-layer front bumper for a truck according to claim 1, wherein The utility model also includes a connecting assembly (3) arranged on the main pole body (1), and the main pole body (1) can be detachably connected with the truck head through the connecting assembly (3).

5. A multi-layer front bumper for a truck according to claim 4, wherein The connecting assembly (3) includes connecting ear plates (30) arranged on the first square tunnel (10) and the second square tunnel (11) respectively, and connecting holes (31) arranged on the connecting ear plates (30), and the two connecting ear plates (30) are oppositely arranged.

6. A multi-layer front bumper for a truck according to claim 5, wherein The connecting holes (31) are arranged in multiple, and the multiple connecting holes (31) are spaced apart along the height direction of the connecting ear plate (30).

7. The multi-layer front bumper for a truck according to claim 1, wherein The side pole body (2) includes extension parts (20) arranged on the first square tunnel (10) and the second square tunnel (11) respectively, and inclined parts (21) arranged on the extension parts (20), and the extension part (20) and the inclined part (21) are smoothly connected.

8. A multi-layer front bumper for a truck according to claim 7, wherein The angle between the extension part (20) and the inclined part (21) is defined as E; The E satisfies the following relationship: 120°≤E≤150°.

9. A truck characterized in that The utility model provides a kind of multi-layer front protection pole for truck, including the multi-layer front protection pole for truck of any one of claims 1-8.

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