CN209756798U - Built-in assembly welding subassembly of oil tank - Google Patents
Built-in assembly welding subassembly of oil tank Download PDFInfo
- Publication number
- CN209756798U CN209756798U CN201821702165.3U CN201821702165U CN209756798U CN 209756798 U CN209756798 U CN 209756798U CN 201821702165 U CN201821702165 U CN 201821702165U CN 209756798 U CN209756798 U CN 209756798U
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- flange
- support
- boss
- fuel tank
- assembly
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to an oil tank built-in assembly welding assembly, the assembly comprises a flange and a bracket, the bracket is assembled with the flange through a small ball, and the flange is connected with a fuel tank body through a pockmark boss; the flange is provided with a small ball, a hollow area and a mistake-proofing reinforcing rib, the assembling and welding structure does not need large pulling-out force in the actual application process, only a pockmark boss on the flange is aligned to the hollow area of the support, the small ball on the support is automatically matched with a hole on the flange after the small ball is pressed, the assembling is convenient, materials are saved, and the mistake-proofing reinforcing rib can not only prevent the wrong installation of the flange, but also further guarantee the strength of the support.
Description
Technical Field
The utility model relates to a welding assembly, concretely relates to built-in assembly welding subassembly of oil tank belongs to oil tank structural component technical field.
Background
Along with the promotion of national six regulations, the emission requirement of a fuel tank is more and more strict, the plastic fuel tank adopts two-piece technology to weld an originally external welding part internally, and due to the particularity of the welding requirement, the material welded with the plastic fuel tank must be HDPE, so that the material of a welding part is limited, the strength of the welding part is also limited, the welding quality not only influences the shape of the part in the fuel tank, but also influences the safety of the fuel tank. For example, saddle-type fuel tanks, the suction unit bracket for fixing the secondary chamber is generally welded directly in the fuel tank, but this structure requires high welding quality, wastes raw materials and provides limited strength, and therefore, there is a strong demand for a new solution to the above technical problem.
Disclosure of Invention
The utility model discloses just to the technical problem who exists among the prior art, provide a built-in assembly welding subassembly of fuel tank, this technical scheme design benefit, compact structure, this scheme adopts the assembled structure, not only can improve support intensity, alleviates support weight, practices thrift raw and other materials to can reduce the influence of welding quality to support form itself.
In order to realize the purpose, the technical scheme of the utility model as follows, a built-in assembly welding subassembly of oil tank, the subassembly includes flange and support, the support assembles through assembly subassembly and flange, the flange is connected with the fuel tank body through coupling assembling, has realized being connected of whole assembly subassembly and box.
As an improvement of the utility model, coupling assembling sets up to the ma dian boss, the ma dian boss sets up on the flange, be provided with the bobble mounting hole on the flange, wherein the ma dian boss sets up central point of flange and puts and/or around, and wherein the area of ma dian boss is adjusted according to pulling out the power size requirement of taking off between whole assembly welding subassembly and the fuel tank body, and the bobble mounting hole sets up the side at the flange. The bottom of support is provided with the fretwork region, the fretwork region of support bottom is aimed at to the pockmark boss on the flange, the assembly subassembly sets up to the bobble, the bobble sets up on the support, the bobble mounting hole on bobble and the flange matches the installation, is provided with the mistake proofing strengthening rib on the support wherein. In the scheme, the small ball, the hollow area and the mistake-proofing reinforcing rib are arranged on the support, the assembling and welding structure does not need large pulling-out force in the actual application process, only the pockmark boss on the flange is aligned to the hollow area of the support, the small ball and the hole on the flange are automatically matched after the small ball is pressed, the assembling is convenient, materials are saved, and the mistake-proofing reinforcing rib can not only prevent the wrong assembly of the flange, but also further guarantee the strength of the support.
be provided with bobble mounting hole and pockmark boss on the flange, pockmark boss reverse side recess provides the centre gripping of the convenient welding frock of enough big plane and impels, and the flange atress is more even like this, has guaranteed that pockmark and fuel tank body can be connected by melting fully on the flange boss in fuel tank body blow molding extrusion process, has guaranteed the welding quality and the intensity of whole assembly support, the shape in fretwork region sets up to one kind in circular, square, rectangle, quadrangle or the irregularity pattern.
Compared with the prior art, the utility model has the advantages that the whole structure of the technical proposal is designed compactly and skillfully, the bracket is provided with the small ball, the small ball is matched and installed with the small ball installation hole on the flange, after being pressed, the small ball is pressed into the assembly hole, the size of the small ball is determined according to the size of the bracket and the pulling-out force between the bracket and the flange, and the installation is flexible and convenient; the scheme breaks through the limitation of material unicity, ensures the welding quality, increases the strength of a welding part, reduces the installation difficulty and the production cost, and improves the production efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the fuel tank of the present invention;
FIG. 2 is a schematic view of a stent structure;
FIG. 3 is a schematic view of a flange configuration;
FIG. 4 is a schematic view of the reverse side of the flange configuration;
In the figure: 1. the fuel tank comprises a flange, 2, a support, 3, a small ball, 4, a pockmark boss, 5, a hollow-out area, 6, a small ball mounting hole, 7, a mistake-proofing reinforcing rib, 8 and a fuel tank body.
the specific implementation mode is as follows:
For the purpose of enhancing the understanding of the present invention, the following detailed description is made with reference to the accompanying drawings.
example 1: referring to fig. 1-4, the assembly welding assembly for the built-in oil tank comprises a flange 1 and a support 2, wherein the support 1 is assembled with the flange through a small ball 3, and the flange is connected with a fuel tank body 8 through a hard spot boss 4.
the flange is provided with a pitting boss 4 and a small ball mounting hole 6, the pitting boss 4 is arranged at the central position and/or around the flange, the area of the pitting boss can be adjusted according to the pulling-out force requirement between the whole assembly welding component and the fuel tank body, and the small ball mounting hole is arranged on the side surface of the flange; the support is characterized in that a hollowed-out area 5 is arranged on the support body, a pitting boss on the flange is aligned with the hollowed-out area on the support body, a small ball 3 is arranged on the support, and the small ball 3 is installed in a matching mode with a small ball installation hole 6 on the flange. After pressing, the bobble is impressed in the pilot hole, and the size of bobble is according to pulling out the strength size decision between support size and support and the flange, be provided with mistake proofing strengthening rib 7 on the support, the bobble symmetry on the support sets up, the bobble mounting hole symmetry on the flange sets up. In the scheme, the small ball 3, the hollow area 5 and the error-proof reinforcing rib 7 are arranged on the bracket 2, the assembling and welding structure does not need large pulling-out force in the actual application process, only the pit boss on the flange needs to be aligned to the hollow area of the bracket, the small ball on the bracket is automatically matched with the hole on the flange after being pressed, the assembling is convenient, the material is saved, and the error-proof reinforcing rib can not only prevent the error-mounting of the flange, but also further ensures the strength of the bracket, the flange 1 is provided with a small ball mounting hole and a pockmark boss, a groove on the back surface of the pockmark boss provides a large enough plane for facilitating the clamping and propelling of a welding tool, therefore, the flange is more uniformly stressed, so that the pits on the flange boss can be fully fused and connected with the fuel tank body in the blow molding and extruding process of the fuel tank body, and the welding quality and strength of the whole assembly support are ensured.
It should be noted that the above-mentioned embodiments are not intended to limit the scope of the present invention, and all equivalent changes and substitutions made on the basis of the above-mentioned technical solutions are within the scope of the present invention as defined in the claims.
Claims (5)
1. The utility model provides a built-in assembly welding subassembly of oil tank, a serial communication port, the subassembly includes flange and support, the support assembles through assembly subassembly and flange, the flange is connected with the fuel tank body through coupling assembling, coupling assembling sets up to the ma dian boss, the ma dian boss sets up on the flange, still be provided with the bobble mounting hole on the flange, wherein the ma dian boss sets up central point of flange and/or around, and wherein the area of ma dian boss is adjusted according to pulling out the power size requirement between whole assembly welding subassembly and the fuel tank body, and the bobble mounting hole sets up the side at the flange, the assembly subassembly sets up to the bobble, the bobble sets up on the support, the bobble mounting hole on bobble and the flange matches the installation.
2. The fuel tank built-in assembly welding assembly according to claim 1, wherein a hollowed-out area is formed in the bottom of the support, and the pockmark boss on the flange is aligned with the hollowed-out area in the bottom of the support.
3. The fuel tank built-in assembly welding assembly according to claim 2, wherein the bracket is provided with an error-proof reinforcing rib.
4. The fuel tank built-in assembly welding assembly according to claim 3, wherein the balls on the bracket are symmetrically arranged, and the ball mounting holes on the flange are symmetrically arranged.
5. The fuel tank built-in assembly welding assembly according to claim 4, wherein the shape of the hollowed-out area is one of a circle, a square and a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821702165.3U CN209756798U (en) | 2018-10-19 | 2018-10-19 | Built-in assembly welding subassembly of oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821702165.3U CN209756798U (en) | 2018-10-19 | 2018-10-19 | Built-in assembly welding subassembly of oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209756798U true CN209756798U (en) | 2019-12-10 |
Family
ID=68743949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821702165.3U Active CN209756798U (en) | 2018-10-19 | 2018-10-19 | Built-in assembly welding subassembly of oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209756798U (en) |
-
2018
- 2018-10-19 CN CN201821702165.3U patent/CN209756798U/en active Active
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