CN206416915U

CN206416915U - The container back door of dumper

Info

Publication number: CN206416915U
Application number: CN201720076393.3U
Authority: CN
Inventors: 杨秀慧
Original assignee: Sanyou Vehicle Technology Development (nanjing) Co Ltd
Current assignee: Sanyou Vehicle Technology Development (nanjing) Co Ltd
Priority date: 2017-01-20
Filing date: 2017-01-20
Publication date: 2017-08-18
Anticipated expiration: 2027-01-20

Abstract

The utility model discloses a kind of container back door of dumper, including left column, right column, breast board and Rear Door assembly afterwards, the left column and right column are the longitudinal near closed hollow rings formed by M shaped steel and plate welding, the rear breast board includes top C-shaped channel steel and the shape tube be arrangeding in parallel, some rectangular tubes are provided between the top C-shaped channel steel and shape tube, the Rear Door assembly includes Rear Door and M type reinforcements, the Rear Door uses roll forming, the Rear Door top, rolling forms upper square tube and lower square tube respectively below, some M types reinforcements are provided between the upper square tube and lower square tube, the rear breast board, Rear Door assembly and left column, right column welds to form transverse seal die cavity.The utility model has the intensity higher than common back door, with higher non-deformability, improves bearing capacity, has ensured the security of vehicle, and part deadweight is converted into cargo dead-weight, economic benefit is improved.

Description

The container back door of dumper

Technical field

The utility model belongs to capacity of the tipping body field, the container back door of especially a kind of dumper.

Background technology

Current dumper as the special transportation vehicle of the construction materials such as transport dregs, sand, stone be one into Ripe technology.Due to the particularity of applying working condition and contained goods, determine that container back door there must be very high intensity.With Regulation limits overload of vehicle desired generally raising, and vehicle lightweight has become the trend of container development.Present back door Product generally existing cracky, reinforcement comes off, the problems such as back door life-span is not long.In recent years, with the fast development of industry, compel It is essential and wants a kind of lightweight, high intensity back door.

Utility model content

Technical problem to be solved in the utility model is to overcome the defect of prior art there is provided a kind of container of dumper Back door, it is simple in construction, mitigate own wt on the premise of stiffness by itself and intensity is effectively ensured, increase economic efficiency, reduce Energy resource consumption.

In order to solve the above-mentioned technical problem, the utility model solves the technical scheme that prior art problem is used：It is a kind of The container back door of dumper, including left column, right column, rear breast board and Rear Door assembly, the left column and right column are by M Shaped steel and longitudinal near closed hollow ring of plate welding formation, the rear breast board include top C-shaped channel steel and the shape tube be arrangeding in parallel, Some rectangular tubes are provided between the top C-shaped channel steel and shape tube, the Rear Door assembly includes Rear Door and M types are strengthened Muscle, the Rear Door uses roll forming, and the Rear Door top, following rolling respectively form upper square tube and lower square tube, described Some M types reinforcements, the rear breast board, Rear Door assembly and left column, right column welding are provided between upper square tube and lower square tube Form transverse seal die cavity.

Further, the left column includes pillar outer panel, column closure plate and pillar inner panel, and the pillar outer panel is M types Steel roll forming.

Further, the right column includes pillar outer panel, column closure plate and pillar inner panel, and the pillar outer panel is M types Steel roll forming.

Further, the section of the shape tube is concave shape, and the section is obtained by rolling, and increased inner groovy is carried The high intensity of shape tube.

Further, the M types reinforcement is oblique is uniformly arranged between the upper and lower square tube, and the M types reinforcement is Four, the M types reinforcement is fixed by welding on the Rear Door.

Further, the section of the upper square tube is concave shape, forms arc groove so that structure is elegant in appearance.

Above-mentioned technical proposal is employed, the utility model has following beneficial effect：The utility model has than common The higher intensity in back door, with higher non-deformability, improves bearing capacity, has ensured the security of vehicle, by part Deadweight is converted into cargo dead-weight, improves economic benefit.

Brief description of the drawings

The utility model is described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of left column of the present utility model；

Fig. 3 is the schematic cross-section of rear breast board of the present utility model.

In figure：1st, left column；1.1st, pillar inner panel, 1.2, column closure plate, 1.3, pillar outer panel, 2, right column, 3, after block Plate；3.1st, top C-shaped channel steel, 3.2, shape tube, 3.3, rectangular tube, 4, Rear Door assembly, 4.1, Rear Door, 4.1.1, top Pipe, 4.1.2, lower square tube, 4.2, M type reinforcements.

Embodiment

In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and with reference to attached Figure, is described in further detail to the utility model.

As depicted in figs. 1 and 2 include left column 1, right column 2, rear breast board 3 and Rear Door assembly 4, the left column 1 It is longitudinal near closed hollow ring for being formed by M shaped steel and plate welding with right column 2, the rear breast board 3 includes the top C be arrangeding in parallel Type groove steel 3.1 and shape tube 3.2, are provided with some rectangular tubes 3.3 between the top C-shaped channel steel 3.1 and shape tube 3.2, described Rear Door assembly 4 includes Rear Door 4.1 and M types reinforcement 4.2, and the Rear Door 4.1 uses roll forming, the Rear Door 4.1 tops, following rolling respectively form upper square tube 4.1.1 and lower square tube 4.1.2, the upper square tube 4.1.1 and lower square tube 4.1.2 Between provided with four M types reinforcements 4.2, the M types reinforcement 4.2 is oblique to be uniformly arranged on the upper square tube 4.1.1, lower square tube 4.1.2 between.The rear breast board 3, Rear Door assembly 4 form transverse seal die cavity with left column 1, the welding of right column 2.The left side Column 1 and right column 2 include pillar inner panel 1.1, column closure plate 1.2 and pillar outer panel 1.3 respectively, and the pillar outer panel 1.3 is M Shaped steel roll forming.The height of left column 1 and right column 2 can change, the increased groove in section according to different back doors height Improve the strength and stiffness of column.

As shown in figure 3, the section of shape tube 3.2 is concave shape, the section is obtained by rolling, increased inner groovy Improve the intensity of shape tube 3.2.

Specifically, upper square tube 4.1.1 section is also concave shape.

The Rear Door assembly 4 is suitable for the back door of different height, is general part.The upper square tube 4.1.1 of Rear Door 4.1 and Lower square tube 4.1.2 is closed structure, and the self-strength of Rear Door assembly 4 and rigidity with the section are effectively guaranteed, The upper increased arc grooves of square tube 4.1.1 of Rear Door 4.1 so that structure is elegant in appearance.Upper square tube 4.1.1 and lower square tube 4.1.2 transverse seal die cavity is formed with left column 1, the welding of right column 2, improves the rigidity and intensity in the region.

The rear breast board 3 can be according to the quantity of the different Level Change shape tube 3.2 in back door and rectangular tube 3.3.Top c-type The non-deformability of channel-section steel 3.1 is stronger, is effectively guaranteed the security of goods.Shape tube 3.2 has unique section, the section It is to be obtained by rolling, increased inner groovy adds shape tube 3.2 intensity of itself.Afterwards breast board 3 and left and right column 1,2 with And form vertical and horizontal near closed hollow ring after the welding of Rear Door 4.

Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect Step is described in detail, be should be understood that and be the foregoing is only specific embodiment of the utility model, is not limited to this Utility model, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements done etc. all should be wrapped It is contained within protection domain of the present utility model.

Claims

1. a kind of container back door of dumper, including left column (1), right column (2), rear breast board (3) and Rear Door assembly (4), It is characterized in that：The left column (1) and right column (2) are the longitudinal near closed hollow rings formed by M shaped steel and plate welding, described Breast board (3) includes the top C-shaped channel steel (3.1) that be arranged in parallel and shape tube (3.2) afterwards, the top C-shaped channel steel (3.1) with it is different Some rectangular tubes (3.3) are provided between type pipe (3.2), the Rear Door assembly (4) includes Rear Door (4.1) and M type reinforcements (4.2), the Rear Door (4.1) uses roll forming, and Rear Door (4.1) top, following rolling respectively form upper square tube (4.1.1) and lower square tube (4.1.2), is provided with some M types reinforcements between the upper square tube (4.1.1) and lower square tube (4.1.2) (4.2), the rear breast board (3), Rear Door assembly (4) and left column (1), right column (2) welding form transverse seal die cavity.

2. the container back door of dumper according to claim 1, it is characterised in that：The left column (1) is included in column Plate (1.1), column closure plate (1.2) and pillar outer panel (1.3), the pillar outer panel (1.3) are M shaped steel rolls forming.

3. the container back door of dumper according to claim 1 or 2, it is characterised in that：The right column (2) includes column Inner panel (1.1), column closure plate (1.2) and pillar outer panel (1.3), the pillar outer panel (1.3) are M shaped steel rolls forming.

4. the container back door of dumper according to claim 1, it is characterised in that：The section of the shape tube (3.2) is Concave shape.

5. the container back door of dumper according to claim 1, it is characterised in that：The M types reinforcement (4.2) is oblique Even to be arranged between the upper square tube (4.1.1), lower square tube (4.1.2), the M types reinforcement (4.2) is four, the M types Reinforcement (4.2) is fixed by welding on the Rear Door (4.1).

6. the container back door of dumper according to claim 1, it is characterised in that：The section of the upper square tube (4.1.1) For concave shape, the upper square tube (4.1.1) caves inward to form arc groove.