CN105042074A - Sealing connecting structure and method for plastic oil filling pipe and fuel tank - Google Patents
Sealing connecting structure and method for plastic oil filling pipe and fuel tank Download PDFInfo
- Publication number
- CN105042074A CN105042074A CN201510379511.3A CN201510379511A CN105042074A CN 105042074 A CN105042074 A CN 105042074A CN 201510379511 A CN201510379511 A CN 201510379511A CN 105042074 A CN105042074 A CN 105042074A
- Authority
- CN
- China
- Prior art keywords
- filling pipe
- oil filling
- fuel tank
- seal ring
- plastics oil
- Prior art date
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
- B60K15/03—Fuel tanks
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a sealing connecting structure and method for a plastic oil filling pipe and a fuel tank. The plastic oil filling pipe is provided with a sealing ring connected with a fuel tank filling opening, the outer wall of the sealing ring is provided with an outer sealing structure matched with the plastic oil filling pipe, and the inner wall of the sealing ring is provided with an inner sealing structure matched with the outer portion of the fuel tank filing opening. According to the sealing connecting method for the plastic oil filling pipe and the fuel tank, sealed connection of the plastic oil filling pipe and the fuel tank is achieved through the sealing connecting structure of the plastic oil filling pipe and the fuel tank; the sealing ring is directly installed in an inner cavity in the end of the plastic oil filling pipe, and the sealing ring and the plastic oil filling pipe are connected with the fuel tank filling opening after being installed integrally; the sealing performance is good, and installation is convenient.
Description
Technical field
The present invention relates to fuel tank of vehicle (plastics, metal) and plastics oil filling pipe to be tightly connected technology; Be specifically related to plastics oil filling pipe and fuel tank Hermetical connecting structure and seal connecting method thereof.
Background technique
Automobile particularly family expenses and commercial sedan car is come in the live and work of people more and more at large, along with the fast development of automotive industry and the raising to automotive safety, environmental requirement, oil-fired system is as the pith of Full Vehicle System, structure optimization and performance raising are carried out to its various parts, day by day becomes the problem that each large automaker competitively inquires into and solves.Fuel tank (plastics, metal) and the use of plastics oil filling pipe on automobile, also get more and more.Automotive designers also more and more payes attention to the Security of plastics oil filling pipe and fuel tank (plastics, metal), sealing reliability.
Connection between traditional oil filling pipe and fuel tank, the main ordinary construction smooth seal circle that relies on seals, and adopts flexible collar or worm gear clamping hoop to be fixed connection.But, no matter which kind of mode seal ring adopts fix, the problem of poor sealing and fitting operation inconvenience all can be there is.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, not only good sealing effect is provided, and fitting operation plastics oil filling pipe and fuel tank Hermetical connecting structure and seal connecting method thereof easily.
To achieve these goals, the technical solution used in the present invention is:
Plastics oil filling pipe and fuel tank Hermetical connecting structure, described plastics oil filling pipe is provided with the seal ring be connected with fuel tank filler, described seal ring outer wall is provided with the outer seal structure coordinated with described plastics oil filling pipe, and described seal ring inwall is provided with the internal seal structure coordinated with fuel tank filler outside.
Described outer seal structure comprises and is located at the spacing sealing lip of one end end part seal that described seal ring end is connected with described fuel tank filler described plastics oil filling pipe, also comprises and is located at set fit depressions on raised ribs on described seal ring outer wall and described plastics oil filling pipe inwall.
Described raised ribs is located on the described upper and lower two ends of seal ring outer wall, and described raised ribs is loop configuration.
Described internal seal structure is be located at the conical surface that described seal ring inwall coordinates with described fuel tank filler outer wall.
The described conical surface is conical surface.
Described seal ring establishes the end, one end of sealing lip to be provided with taper oral area.
End, one end outer wall that described seal ring stretches into described plastics oil filling pipe is provided with tapered guide surface.
Described seal ring outer wall and described plastics oil filling pipe inwall interference fit, described seal ring inwall and the outside interference fit of fuel tank filler.
The flange that described sealing lip is extended by seal ring end 90 degree of bendings are formed, and described seal ring is enclosed within fuel tank filler and contacts with the step surface compression bottom fuel tank filler.
The seal connecting method of plastics oil filling pipe and fuel tank, utilize above-mentioned plastics oil filling pipe and fuel tank Hermetical connecting structure to realize, specific operation process is:
Fill in the inner chamber of plastics oil filling pipe end by axially folding for seal ring, after launching seal ring, enforce seal ring, plastics oil filling pipe end snaps in sealing lip that to realize end spacing, and the raised ribs of seal ring snaps in plastics oil filling pipe inboard wall groove and realizes being tightly connected of seal ring and plastics oil filling pipe; Seal ring is stuck on fuel tank filler, enforces plastics oil filling pipe, realize being tightly connected of seal ring and fuel tank filler, complete being tightly connected of plastics oil filling pipe and fuel tank.
The invention has the advantages that: plastics oil filling pipe and fuel tank Hermetical connecting structure and seal connecting method thereof, after seal ring and plastics oil filling pipe are tightly connected by outer seal structure, then be tightly connected by internal seal structure with fuel tank filler; Seal ring is directly installed in the inner chamber of plastics oil filling pipe end, and seal ring and plastics oil filling pipe one are tightly connected with fuel tank filler after installing again; Good airproof performance, Security is good, easy for installation; Not only well solve the sealing connectivity problem between fuel tank and plastics oil filling pipe, and solve in installation process the problem of installing inconvenience.
Accompanying drawing explanation
Mark in the content expressed each width accompanying drawing of specification of the present invention below and figure is briefly described:
Fig. 1 is the structural representation of plastics oil filling pipe of the present invention and fuel tank Hermetical connecting structure.
Mark in above-mentioned figure is:
1, plastics oil filling pipe, 2, seal ring, 3, sealing lip, 4, raised ribs, 5, groove, 6, the conical surface, 7, taper oral area, 8, tapered guide surface.
Embodiment
Contrast accompanying drawing below, by the description to optimum embodiment, the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, plastics oil filling pipe and fuel tank Hermetical connecting structure, plastics oil filling pipe 1 is connected with fuel tank filler; Plastics oil filling pipe 1 is provided with the seal ring 2 be connected with fuel tank filler, and seal ring 2 outer wall is provided with the outer seal structure coordinated with plastics oil filling pipe 1, and seal ring 2 inwall is provided with the internal seal structure coordinated with fuel tank filler outside.
After seal ring 2 and plastics oil filling pipe 1 are tightly connected by outer seal structure, be tightly connected by internal seal structure with fuel tank filler again, fuel tank filler leans on the seal ring 2 of plastics oil filling pipe 1 inside to contact installation with plastics oil filling pipe 1, the sealing effect not only had, and easy for installation.
Outer seal structure comprises and is located at the spacing sealing lip 3 of one end end part seal that seal ring 2 end is connected with fuel tank filler plastics oil filling pipe 1; Also comprise the raised ribs 4 be located on seal ring 2 outer wall, on raised ribs 4 and plastics oil filling pipe 1 inwall, set groove 5 matches.The cooperation of raised ribs 4 and groove 5 makes seal ring 2 and plastics oil filling pipe 1 is reliable and stable is tightly connected, the sealing had and limit effect.
The flange that sealing lip 3 is extended by seal ring 2 end 90 degree of bendings are formed, and seal ring 2 is enclosed within fuel tank filler, and sealing lip 3 compresses with the step surface bottom fuel tank filler and contacts, the sealing position-limiting action played.
Raised ribs 4 is located on the upper and lower two ends of seal ring 2 outer wall, and raised ribs 4 is loop configuration.Raised ribs 4 is looped around on seal ring 2 outer wall, makes seal ring about 2 two ends and plastics oil filling pipe 1 is reliable and stable is tightly connected.
Internal seal structure is be located at the conical surface 6 that seal ring 2 inwall coordinates with fuel tank filler outer wall.Seal ring 2 is enclosed within after on fuel tank filler, and the conical surface 6 and the cooperation of fuel tank filler outer wall realize seal ring 2 and be connected with fuel tank filler reliable sealing.
The conical surface 6 is conical surface; Conical surface has good anticreep and sealing effect.
Seal ring 2 establishes the end, one end of sealing lip 3 to be provided with taper oral area 7; Seal ring 2 is enclosed within fuel tank filler, and taper oral area 7 plays leading role when mounted, the quick assembling of convenient both realizations.
End, one end outer wall that seal ring 2 stretches into plastics oil filling pipe 1 is provided with tapered guide surface 8; Tapered guide surface 8, in seal ring 2 and plastics oil filling pipe 1 connection procedure, rises and installs leading role, the quick assembling of convenient both realizations.
Seal ring 2 outer wall and plastics oil filling pipe 1 inwall interference fit, seal ring 2 inwall and the outside interference fit of fuel tank filler; Seal ring 2 realizes reliable sealing between plastics oil filling pipe 1 and fuel tank filler and connects.
The seal connecting method of plastics oil filling pipe and fuel tank, above-mentioned plastics oil filling pipe 1 sealing configuration is utilized to realize, specific operation process is: fill in the inner chamber of plastics oil filling pipe 1 end by axially folding for seal ring 2, after launching seal ring 2, enforce seal ring 2, plastics oil filling pipe 1 end is snapped in realize end in sealing lip 3 spacing, the raised ribs 4 of seal ring 2 snaps in plastics oil filling pipe 1 inboard wall groove 5 and realizes being tightly connected of seal ring 2 and plastics oil filling pipe 1; Seal ring 2 is stuck on fuel tank filler, enforces plastics oil filling pipe 1, realize being tightly connected of seal ring 2 and fuel tank filler, complete being tightly connected of plastics oil filling pipe 1 and fuel tank.
Plastics oil filling pipe and fuel tank Hermetical connecting structure and seal connecting method, seal ring 2 is directly installed in the inner chamber of plastics oil filling pipe 1 end, and seal ring 2 and plastics oil filling pipe 1 one are tightly connected with fuel tank filler after installing again; Not only well solve the sealing connectivity problem between fuel tank and plastics oil filling pipe 1, and solve in installation process the problem of installing inconvenience.
Obvious specific implementation of the present invention is not subject to the restrictions described above, as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technological scheme is carried out, all within protection scope of the present invention.
Claims (10)
1. plastics oil filling pipe and fuel tank Hermetical connecting structure, it is characterized in that: described plastics oil filling pipe is provided with the seal ring be connected with fuel tank filler, described seal ring outer wall is provided with the outer seal structure coordinated with described plastics oil filling pipe, and described seal ring inwall is provided with the internal seal structure coordinated with fuel tank filler outside.
2. plastics oil filling pipe as claimed in claim 1 and fuel tank Hermetical connecting structure, is characterized in that: described outer seal structure comprises and is located at the spacing sealing lip of one end end part seal that described seal ring end is connected with described fuel tank filler described plastics oil filling pipe; Also comprise the raised ribs be located on described seal ring outer wall, set fit depressions on described raised ribs and described plastics oil filling pipe inwall.
3. plastics oil filling pipe as claimed in claim 2 and fuel tank Hermetical connecting structure, is characterized in that: described raised ribs is located on the described upper and lower two ends of seal ring outer wall, and described raised ribs is loop configuration.
4. plastics oil filling pipe as claimed in claim 1 and fuel tank Hermetical connecting structure, is characterized in that: described internal seal structure is be located at the conical surface that described seal ring inwall coordinates with described fuel tank filler outer wall.
5. plastics oil filling pipe as claimed in claim 4 and fuel tank Hermetical connecting structure, is characterized in that: the described conical surface is conical surface.
6. plastics oil filling pipe as claimed in claim 2 or claim 3 and fuel tank Hermetical connecting structure, is characterized in that: described seal ring establishes the end, one end of sealing lip to be provided with taper oral area.
7. the plastics oil filling pipe as described in claim 1-5 and fuel tank Hermetical connecting structure, is characterized in that: end, one end outer wall that described seal ring stretches into described plastics oil filling pipe is provided with tapered guide surface.
8. plastics oil filling pipe as claimed in claim 7 and fuel tank Hermetical connecting structure, is characterized in that: described seal ring outer wall and described plastics oil filling pipe inwall interference fit, described seal ring inwall and the outside interference fit of fuel tank filler.
9. plastics oil filling pipe as claimed in claim 2 or claim 3 and fuel tank Hermetical connecting structure, it is characterized in that: the flange that described sealing lip is extended by seal ring end 90 degree of bendings are formed, described seal ring is enclosed within fuel tank filler and contacts with the step surface compression bottom fuel tank filler.
10. the seal connecting method of plastics oil filling pipe and fuel tank, the plastics oil filling pipe described in any one of claim 1-9 and fuel tank Hermetical connecting structure is utilized to realize, it is characterized in that: specific operation process is: fill in the inner chamber of plastics oil filling pipe end by axially folding for seal ring, after launching seal ring, enforce seal ring, plastics oil filling pipe end snaps in sealing lip that to realize end spacing, and the raised ribs of seal ring snaps in plastics oil filling pipe inboard wall groove and realizes being tightly connected of seal ring and plastics oil filling pipe; Seal ring is stuck on fuel tank filler, enforces plastics oil filling pipe, realize being tightly connected of seal ring and fuel tank filler, complete being tightly connected of plastics oil filling pipe and fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379511.3A CN105042074A (en) | 2015-06-27 | 2015-06-27 | Sealing connecting structure and method for plastic oil filling pipe and fuel tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379511.3A CN105042074A (en) | 2015-06-27 | 2015-06-27 | Sealing connecting structure and method for plastic oil filling pipe and fuel tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105042074A true CN105042074A (en) | 2015-11-11 |
Family
ID=54448884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510379511.3A Pending CN105042074A (en) | 2015-06-27 | 2015-06-27 | Sealing connecting structure and method for plastic oil filling pipe and fuel tank |
Country Status (1)
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| CN (1) | CN105042074A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757236A (en) * | 2016-04-22 | 2016-07-13 | 侯马经济开发区日祥科技有限公司 | Sealing clamp |
| CN105835691A (en) * | 2016-03-29 | 2016-08-10 | 奇瑞汽车股份有限公司 | Sealing combination structure for fuel oil system |
| CN105958800A (en) * | 2016-06-29 | 2016-09-21 | 华远电气股份有限公司 | Waterproof seal cover, waterproof sealing installation structure with waterproof seal cover, and frequency transformer |
| CN108248370A (en) * | 2018-02-09 | 2018-07-06 | 扬州华光橡塑新材料有限公司 | A kind of tank filler tube assembly and production method |
| CN111878657A (en) * | 2020-07-31 | 2020-11-03 | 青岛永科机械科技有限公司 | Plastic thermal-state winding structure wall pipe with embedded sealing bell mouth structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996026381A1 (en) * | 1995-02-24 | 1996-08-29 | Oem/Miller Corporation | Composite tube and method of manufacture |
| WO1996028682A1 (en) * | 1995-03-09 | 1996-09-19 | Klöber, Johannes | Pipe union |
| US5791696A (en) * | 1993-06-14 | 1998-08-11 | Tokai Rubber Industries, Ltd. | Hose with a protector |
| US6478341B1 (en) * | 1999-05-27 | 2002-11-12 | Tokai Rubber Industries, Ltd. | Tube clamping structure |
| CN103925430A (en) * | 2014-04-18 | 2014-07-16 | 上汽通用五菱汽车股份有限公司 | Oil injection hose and automobile fuel oil system with oil injection hose |
-
2015
- 2015-06-27 CN CN201510379511.3A patent/CN105042074A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5791696A (en) * | 1993-06-14 | 1998-08-11 | Tokai Rubber Industries, Ltd. | Hose with a protector |
| WO1996026381A1 (en) * | 1995-02-24 | 1996-08-29 | Oem/Miller Corporation | Composite tube and method of manufacture |
| WO1996028682A1 (en) * | 1995-03-09 | 1996-09-19 | Klöber, Johannes | Pipe union |
| US6478341B1 (en) * | 1999-05-27 | 2002-11-12 | Tokai Rubber Industries, Ltd. | Tube clamping structure |
| CN103925430A (en) * | 2014-04-18 | 2014-07-16 | 上汽通用五菱汽车股份有限公司 | Oil injection hose and automobile fuel oil system with oil injection hose |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105835691A (en) * | 2016-03-29 | 2016-08-10 | 奇瑞汽车股份有限公司 | Sealing combination structure for fuel oil system |
| CN105757236A (en) * | 2016-04-22 | 2016-07-13 | 侯马经济开发区日祥科技有限公司 | Sealing clamp |
| CN105958800A (en) * | 2016-06-29 | 2016-09-21 | 华远电气股份有限公司 | Waterproof seal cover, waterproof sealing installation structure with waterproof seal cover, and frequency transformer |
| CN105958800B (en) * | 2016-06-29 | 2019-01-08 | 华远电气股份有限公司 | Waterproof gland cover and waterproof sealing mounting structure, frequency converter with it |
| CN108248370A (en) * | 2018-02-09 | 2018-07-06 | 扬州华光橡塑新材料有限公司 | A kind of tank filler tube assembly and production method |
| CN108248370B (en) * | 2018-02-09 | 2023-08-29 | 扬州华光新材料股份有限公司 | Oil tank oil filling pipe assembly and production method |
| CN111878657A (en) * | 2020-07-31 | 2020-11-03 | 青岛永科机械科技有限公司 | Plastic thermal-state winding structure wall pipe with embedded sealing bell mouth structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |