CN203047443U - Installing structure of fuel pump on motorcycle plastic fuel tank - Google Patents
Installing structure of fuel pump on motorcycle plastic fuel tank Download PDFInfo
- Publication number
- CN203047443U CN203047443U CN 201320010943 CN201320010943U CN203047443U CN 203047443 U CN203047443 U CN 203047443U CN 201320010943 CN201320010943 CN 201320010943 CN 201320010943 U CN201320010943 U CN 201320010943U CN 203047443 U CN203047443 U CN 203047443U
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- CN
- China
- Prior art keywords
- fuel charger
- fuel
- plastic
- fuel tank
- screw element
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an installing structure of a fuel pump on a motorcycle plastic fuel tank. The installing structure comprises the plastic fuel tank which is provided with a fuel pump installing hole. After the fuel pump penetrates through the installing hole, a flange surface of the fuel pump is abutted against the installing hole edge of the fuel pump. A fuel pump pressing plate covers on the fuel pump flange surface. A lower thread piece is arranged on the periphery of the fuel pump installing hole in an inbuilt mode. The fuel pump pressing plate is pressed on and attached to the fuel pump flange surface through the match of the lower thread piece and an external upper thread piece. The installing structure is good in positioning, easy to assemble, simple in production process, good in product consistency, low in implementing and manufacturing cost, convenient to produce and implement, easy to popularize, and beneficial to promoting the plastic process of the fuel tank and accelerating the popularization and application of the plastic fuel tank.
Description
Technical field
The utility model relates to a kind of mounting structure, is the mounting structure of fuel charger on the motorcycle plastic fuel tank specifically.
Background technology
The fuel tank of tradition EFI car generally all adopts the thin-walled steel plate to make, compare in view of plastic fuel tank and steel plate fuel tank processed and to possess following advantage: have fire-retardant, explosion-proof, characteristic and good shock resistance such as anti-corrosion, production process is simplified, in light weight, cost is low, and under the situation that motor bike general layout has been determined, can utilize remaining space to increase the volume of fuel tank as much as possible fully, so continuous development along with China's motorcycle industry, the development space of plastic fuel tank will be increasing, and the fuel tank plastic will become an important directions of modern motorcycle plasticization.Therefore, very be necessary to work out a kind of simple in structure, enforcement low cost of manufacture, the mounting structure of fuel charger on the plastic fuel tank of being convenient to produce enforcement, be easy to promote.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provide a kind of simple in structure, implement low cost of manufacture, the mounting structure of fuel charger on the motorcycle plastic fuel tank that is easy to promote.
The technical scheme that its technical matters that solves the utility model adopts is:
The mounting structure of fuel charger on the motorcycle plastic fuel tank, comprise plastic fuel tank, described plastic fuel tank is provided with the fuel charger mounting hole, fuel charger passes this mounting hole after-burning Oil pump flange face and is connected to edge, fuel charger mounting hole hole, be coated with the fuel charger pressing plate on the described fuel charger flange face, be embedded with down screw element around the described fuel charger mounting hole, described fuel charger pressing plate fits on the fuel charger flange face by descending screw element and external last screw element to cooperate to compress.
As improvement of the technical scheme, described screw element down is uniform female annulus, and described upward screw element is bolt, and this bolt is connected and fixed with the negative thread on the annulus after passing the fuel charger pressing plate from top to bottom.
As further improvement in the technical proposal, the some single nut of described screw element down for circumferentially arranging around described fuel charger, described upward screw element is the some bolts corresponding with single nut, and described bolt is connected and fixed with described nut after from top to bottom passing the fuel charger pressing plate.
Further, described screw element down comprises an annular reinforced support and the double-screw bolt that is welded on this reinforced support, and described upward screw element is nut, and described double-screw bolt is connected and fixed with nut after passing the fuel charger pressing plate from lower to upper.
Further, described double-screw bolt is provided with the step contour with the fuel charger flange face, and described fuel charger pressing plate is compressed by nut and fits on this step.
Preferably, the following screw element of burying underground around the described fuel charger mounting hole is surrounded by Plastic Parts outward, and following screw element injection moulding is in this Plastic Parts, and described Plastic Parts embeds around the fuel charger mounting hole when the blow molded plastic fuel tank.
Further preferred, described Plastic Parts is provided with the heavy stand coaxial with described fuel charger mounting hole, this heavy stand and fuel charger flange face and the fuel charger main wall that stretches in this heavy stand constitute a rectangle storage tank jointly, be shelved with caulking gum in the described rectangle storage tank, sealing rubber is subjected to the crimp of rectangle storage tank cell wall to form effective sealing.
Further, the cross-sectional plane of described caulking gum is square, and is provided with one group of projection on the upper/lower terminal face of caulking gum at least, the wherein projection on the upper surface and fuel charger flange face butt sealing, the projection on the lower surface and the sealing of heavy stand butt.
Further, the external side end of described fuel charger flange face is along extending to form bulge loop downwards, and this bulge loop stretches in the described heavy stand.
The beneficial effects of the utility model are: the utility model is by being coated with the fuel charger pressing plate at the fuel charger flange face, be embedded with down screw element around the fuel charger mounting hole, the fuel charger pressing plate is cooperated to compress by following screw element and external last screw element and fits on the fuel charger flange face, make that the aseismicity of fuel charger is improved on the plastic fuel tank, this mounting structure is had good positioning, assembling easily, production process is simple, good product consistency, implement low cost of manufacture, be convenient to produce and implement, be easy to promote the popularization and application that is conducive to advance fuel tank plastic process and accelerates plastic fuel tank.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model embodiment 3;
Fig. 2 is the decomposing schematic representation of Fig. 1;
Fig. 3 is the part sectional view of the utility model embodiment 3;
Fig. 4 is the structural representation of annular reinforced support among the utility model embodiment 3;
Fig. 5 is the structural representation of double-screw bolt among the utility model embodiment 3;
Fig. 6 is the structural representation of stud welding on annular reinforced support among the utility model embodiment 3;
Fig. 7 is double-screw bolt and the structural representation of annular reinforced support injection moulding in Plastic Parts among the utility model embodiment 3;
Fig. 8 is the part sectional view of the utility model embodiment 1;
Fig. 9 is the partial enlarged drawing of A among Fig. 8;
Figure 10 is the structural representation of uniform female annulus among the utility model embodiment 1;
Figure 11 is the structural representation of annulus injection moulding in Plastic Parts among the utility model embodiment 1.
The specific embodiment
With reference to Fig. 1 ~ Figure 11, the mounting structure of fuel charger on the motorcycle plastic fuel tank described in the utility model, it comprises plastic fuel tank 1, described plastic fuel tank 1 is provided with fuel charger mounting hole 11, fuel charger 2 passes this mounting hole after-burning Oil pump flange face 21 and is connected to edge, fuel charger mounting hole 11 hole, be coated with fuel charger pressing plate 3 on the described fuel charger flange face 21, be embedded with down screw element 4 around the described fuel charger mounting hole 11, described fuel charger pressing plate 3 fits on the fuel charger flange face 21 by descending screw element 4 and external last screw element 5 to cooperate to compress.
Specifically referring to Fig. 8 ~ Figure 11, as embodiment 1 of the present utility model, described screw element 4 down is for being evenly equipped with the annulus of negative thread 43, annulus is for selecting metal material for use, described upward screw element 5 is bolt, this bolt passes fuel charger pressing plate 3 backs from top to bottom and is connected and fixed with the negative thread 43 on the annulus, and is stressed even for making, and can shelve pad 51 between nut and fuel charger pressing plate 3.
As embodiment 2 of the present utility model, the some single nut of described screw thread 4 down for circumferentially arranging around described fuel charger 2, described upward screw element 5 is the some bolts corresponding with single nut, and described bolt from top to bottom passes fuel charger pressing plate 3 backs and is connected and fixed with described nut.
Specifically referring to Fig. 1 ~ Fig. 7, as embodiment 3 of the present utility model, described screw element 4 down comprises an annular reinforced support 41 and the double-screw bolt 42 that is welded on this reinforced support, and described upward screw element 5 is nut, and described double-screw bolt 42 passes fuel charger pressing plate 3 backs from lower to upper and is connected and fixed with nut.
As the preferred implementation of embodiment 3, described double-screw bolt 42 is provided with the step 421 contour with fuel charger flange face 21, and described fuel charger pressing plate 3 is compressed by nut and fits on this step.This structure can avoid the 3 direct pressings of fuel charger pressing plate to be connected on the plastic fuel tank 1 into Plastic Parts, prevents plastic fuel tank 1 stress deformation and influences the performance of whole erection structure.
Preferred implementation as embodiment 1, embodiment 2 and embodiment 3, the following screw element 4 outer Plastic Parts of burying underground around the described fuel charger mounting hole 11 6 that are surrounded by, following screw element 4 injection mouldings are in this Plastic Parts 6, and described Plastic Parts 6 embeds around the fuel charger mounting hole 11 when blow molded plastic fuel tank 1.Be the some single nut among uniform female annulus or the embodiment 2 among the embodiment 1 for following screw element 4, the enforcement of plastic fuel tank 1 is produced as follows: annulus or some single nuts being embedded in the injection moulding die cavity then when injection-moulded plastic spare 6, injection moulding forms plastic assembly, Plastic Parts 6 is provided with the via hole 62 that connects with negative thread 43, and then above-mentioned plastic assembly is embedded in formation fuel oil casing in the fuel tank blow mold cavity when blow molded plastic fuel tank 1; For as among the embodiment 3 by annular reinforced support 41 be welded in the following screw element 4 that the double-screw bolt on the annular reinforced support 41 constitutes, the enforcement of plastic fuel tank 1 is produced as follows: at first double-screw bolt 42 is welded into assembly set with annular reinforced support 41 in advance, when injection-moulded plastic spare 6, this assembly set is embedded in the injection moulding die cavity then that injection moulding forms plastic assembly, and then when blow molded plastic fuel tank 1, above-mentioned plastic assembly is embedded in formation fuel oil casing in the fuel tank blow mold cavity.Whole implementing process process is simple, easy to operate, low cost of manufacture and be easy to promote.To descend screw element 4 injection mouldings in Plastic Parts 6, again Plastic Parts 6 is inlaid in the plastic fuel tank 1 when plastic fuel tank 1 blowing, make that when blow molded plastic fuel tank 1 Plastic Parts 6 in the blow mold cavity is the material identical with plastic fuel tank 1, is conducive to improve plastic fuel tank 1 blowing quality.
Described Plastic Parts 6 is provided with the heavy stand 61 coaxial with described fuel charger mounting hole 11, this heavy stand 61 and fuel charger flange face 21 and the fuel charger main wall 22 that stretches in this heavy stand 61 constitute rectangle storage tanks 7 jointly, be shelved with caulking gum 8 in the described rectangle storage tank 7, sealing rubber 8 is subjected to the 7 cell wall crimps of rectangle storage tank to form effective sealing.The setting of heavy stand 61, make caulking gum 8 be parallel to fuel charger flange face 21 and all obtain the restriction of rectangle storage tank 7 cell walls perpendicular to the direction of fuel charger flange face 21, caulking gum 8 can in being subjected to fuel tank, not press and the gasoline imbibition under the skew that deforms, can well satisfy the seal request of high pressure fuel pump.
Above-mentioned caulking gum 8 can be selected the O RunddichtringO for use, the caulking gum of preferentially selecting for use cross-sectional plane to be square, at least be provided with one group of projection 81 on the upper/lower terminal face of caulking gum 8, the wherein projection on the upper surface 81 and the sealing of fuel charger flange face 21 butts, the projection 21 on the lower surface and the sealing of heavy stand 61 butts.Projection 81 can be set to two groups or more than, make between fuel charger flange face 21 and the Plastic Parts 6 that formation is multi-stage sealed, to improve the sealing property of whole fuel charger mounting structure; When to adopt cross-sectional plane be square caulking gum, the external side end of fuel charger flange face 21 was along extending to form bulge loop 23 downwards, and this bulge loop 23 stretches in the described heavy stand 61, and when implementing assembling, bulge loop 23 plays directional tagging.
By being coated with fuel charger pressing plate 3 at fuel charger flange face 21, be embedded with down screw element 4 around the fuel charger mounting hole 11, fuel charger pressing plate 3 is cooperated to compress by following screw element 4 and external last screw element 5 and fits on the fuel charger flange face 21, make that the aseismicity of fuel charger 2 is improved on the plastic fuel tank 1, this mounting structure is had good positioning, assembling easily, production process is simple, good product consistency, implement low cost of manufacture, be convenient to produce and implement, be easy to promote, the popularization and application that is conducive to advance fuel tank plastic process and accelerates plastic fuel tank.
The above be preferred embodiments of the present utility model, but the utility model is not limited to above-described embodiment, as long as it reaches technique effect of the present utility model with any same or similar means, all should fall within the protection domain of the present utility model.
Claims (9)
1. the mounting structure of fuel charger on the motorcycle plastic fuel tank, it is characterized in that: comprise plastic fuel tank, described plastic fuel tank is provided with the fuel charger mounting hole, fuel charger passes this mounting hole after-burning Oil pump flange face and is connected to edge, fuel charger mounting hole hole, be coated with the fuel charger pressing plate on the described fuel charger flange face, be embedded with down screw element around the described fuel charger mounting hole, described fuel charger pressing plate fits on the fuel charger flange face by descending screw element and external last screw element to cooperate to compress.
2. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 1, it is characterized in that: described screw element down is uniform female annulus, described upward screw element is bolt, and this bolt is connected and fixed with the negative thread on the annulus after passing the fuel charger pressing plate from top to bottom.
3. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 1, it is characterized in that: the some single nut of described screw element down for circumferentially arranging around described fuel charger, described upward screw element is the some bolts corresponding with single nut, and described bolt is connected and fixed with described nut after from top to bottom passing the fuel charger pressing plate.
4. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 1, it is characterized in that: described screw element down comprises an annular reinforced support and the double-screw bolt that is welded on this reinforced support, described upward screw element is nut, and described double-screw bolt is connected and fixed with nut after passing the fuel charger pressing plate from lower to upper.
5. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 4, it is characterized in that: described double-screw bolt is provided with the step contour with the fuel charger flange face, and described fuel charger pressing plate is compressed by nut and fits on this step.
6. according to the mounting structure of fuel charger on the arbitrary motorcycle plastic fuel tank described in the claim 1 ~ 5, it is characterized in that: the following screw element of burying underground around the described fuel charger mounting hole is surrounded by Plastic Parts outward, following screw element injection moulding is in this Plastic Parts, and described Plastic Parts embeds around the fuel charger mounting hole when the blow molded plastic fuel tank.
7. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 6, it is characterized in that: described Plastic Parts is provided with the heavy stand coaxial with described fuel charger mounting hole, this heavy stand and fuel charger flange face and the fuel charger main wall that stretches in this heavy stand constitute a rectangle storage tank jointly, be shelved with caulking gum in the described rectangle storage tank, sealing rubber is subjected to the crimp of rectangle storage tank cell wall to form effective sealing.
8. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 7, it is characterized in that: the cross-sectional plane of described caulking gum is square, at least be provided with one group of projection on the upper/lower terminal face of caulking gum, the wherein projection on the upper surface and fuel charger flange face butt sealing, the projection on the lower surface and the sealing of heavy stand butt.
9. the mounting structure of fuel charger on the motorcycle plastic fuel tank according to claim 8 is characterized in that: the external side end of described fuel charger flange face is along extending to form bulge loop downwards, and this bulge loop stretches in the described heavy stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320010943 CN203047443U (en) | 2013-01-10 | 2013-01-10 | Installing structure of fuel pump on motorcycle plastic fuel tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320010943 CN203047443U (en) | 2013-01-10 | 2013-01-10 | Installing structure of fuel pump on motorcycle plastic fuel tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203047443U true CN203047443U (en) | 2013-07-10 |
Family
ID=48730427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320010943 Withdrawn - After Issue CN203047443U (en) | 2013-01-10 | 2013-01-10 | Installing structure of fuel pump on motorcycle plastic fuel tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203047443U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101592A (en) * | 2013-01-10 | 2013-05-15 | 江门市大长江集团有限公司 | Installment structure of motorcycle plastic fuel tank fuel pump |
-
2013
- 2013-01-10 CN CN 201320010943 patent/CN203047443U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101592A (en) * | 2013-01-10 | 2013-05-15 | 江门市大长江集团有限公司 | Installment structure of motorcycle plastic fuel tank fuel pump |
| CN103101592B (en) * | 2013-01-10 | 2015-07-29 | 江门市大长江集团有限公司 | The mounting structure of fuel charger on motorcycle plastic fuel tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150729 |
|
| RGAV | Abandon patent right to avoid regrant |