CN103879462B - A kind of spring loaded oil filling port wicket of heavy duty truck fuel tank - Google Patents
A kind of spring loaded oil filling port wicket of heavy duty truck fuel tank Download PDFInfo
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- CN103879462B CN103879462B CN201410103701.8A CN201410103701A CN103879462B CN 103879462 B CN103879462 B CN 103879462B CN 201410103701 A CN201410103701 A CN 201410103701A CN 103879462 B CN103879462 B CN 103879462B
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- bearing pin
- door
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- inner cap
- chain
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- 239000002828 fuel tank Substances 0.000 title abstract 2
- 239000000446 fuel Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
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- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The present invention discloses a kind of spring loaded oil filling port wicket of heavy duty truck fuel tank, it comprises door-plate, inner cap, spring, bearing pin, chain, spiracle and chain fixed orifice, wherein, door-plate one end is provided with the first bearing pin supported hole, inner cap one end is provided with the second bearing pin supported hole, and door-plate forms by bearing pin and inner cap the mode can carrying out freely rotating around bearing pin and is connected; Inner cap is fixed by screws on oil tank body; Bearing pin is set with spring, and one end of spring is that L-type is supported on bottom inner cap; The other end is U-shaped, is directly connected with chain through after chain fixed orifice; Spiracle two through-hole, is opened on door-plate respectively; Chain fixed orifice is a through hole, is opened on the handle of door-plate; One end of chain is fastened on door-plate, and the other end is fastened on fuel lid.The present invention have structure simple, cheap for manufacturing cost, easy and simple to handle, assemble easy, refuel in smooth and easy, inner cap reseting procedure and there will not be the features such as unrestrained oil droplet splashing.
Description
Technical field
The present invention relates to a kind of oil filling port of heavy duty truck fuel tank, particularly relate to a kind of spring loaded oil filling port wicket of heavy duty truck fuel tank.
Background technology
Along with landing of heavy duty truck market state four effluent standard, more and more higher to the requirements for quality of diesel oil.And current heavily card tank filler opening is except locking closure, the inner filter screen that passes through directly is communicated with oil pocket, market is commonly used locking closure and is generally adopted three-jaw notch, when assembling with oil filling port, existence can not reach hermetic situation, causes vehicle splashing of diesel oil and excessive in refueling and travelling, oil filling port ambient dust is piled up, impact beautifies, and if things go on like this also can pollute diesel oil.
In recent years, above-mentioned similar technical matters has obtained the attention of people, and the development of correlation technique is embodied:
As shown in Figure 1 to Figure 3, Chinese patent application CN101532355B discloses a kind of Circlip type refill opening gate, it comprises door-plate, flap, door-plate, flap are connected by hinge axis, described hinge axis is fixed on door-plate, and comprising a curve, jump ring one end is connected with flap, and the other end is articulated on curve.
This Circlip type refill opening gate, as long as apply certain application force to oil filling port wicket, just can make wicket automatically open or close; And due to when mounted, make jump ring create predetermincd tension, can ensure that oil filling port wicket closes in oilless situation.In addition, on door-plate, the prominent bag correspondingly established in the below of jump ring, can control the opening angle of oil filling port wicket.
Adopt the Circlip type refill opening gate of technique scheme, oil filling port wicket can be made to keep closing state in oilless situation, thus can play dust-proof effect.But the oil filling port wicket of said structure, its complex structure, assembling trouble, processing and manufacturing cost are also higher.
As shown in Figures 4 to 6, Chinese patent application CN101143603A discloses a kind of automobile oil tank door, it comprises external door panel, door inner panel, hinge, link pin, tongue and spring leaf, wherein oil tank door outside plate and door inner panel fasten, and hinge is installed in the side of oil tank door inner and outer plates, and opposite side installs tongue, hinge is bolted on car body, the oil tank door inner and outer plates fastened is by link pin and chain connection, and link pin two ends are crushed, relative with hinge fixing.
The automobile oil tank door of employing technique scheme has the features such as fitting operation is simple, the unlatching of fuel tank internal hilar plate conveniently also can automatically reset, reliability of service.But, the automobile oil tank door of this version, also there is all many-sided deficiencies, wherein most importantly, it to provide the elastic force of fuel tank internal hilar plate, and realizes automatically reseting of fuel tank by " have small square hole at the top of hinge, the position corresponding in oil tank door inner and outer plates is fixed with spring leaf, and spring plate deflection becomes bow font; upper end is relative with the small square hole at the top of hinge " this technological means by this.This spring leaf in " bow font " and on the whole basic become along the compression of spring leaf longitudinal direction and the connection mode stretched, because spring stress area is less, the stroke of spring leaf compression or stretching process is shorter, thus the rigidity increasing spring is needed, that is, need to make spring leaf have wider width, namely need to be made into the shape of " short and thick ", to ensure the elastic force that spring leaf can provide large as far as possible.In actual manufacturing process, the elastic force that this spring leaf generally can provide closes for required minimum elastic force relative to only supporting internal hilar plate, often inevitably there is larger amount of redundancy.Like this, on the one hand, use procedure needs to apply larger application force just can back down internal hilar plate, careless slightly, just may occur that spring leaf collapses de-phenomenon, and after application force elimination, internal hilar plate, by Rapid reset, is easy to the gasoline that internal hilar plate and periphery thereof are trickled down to be splashed on the face of operating personal or other positions of health; On the other hand, after Reusability, easily comparatively early there is fatigue damage in this spring leaf compared with large rigidity, and then comparatively early occurs that inelastic deformation causes the inefficacy of spring leaf, affects service life;
Moreover, in relative narrow space, relatively complicated for this mounting structure form, remove and install operational difficulty and inconvenience when spring plate part inevitably will be caused to change.
Summary of the invention
The object of the invention is, provide that a kind of structure is simple, cheap for manufacturing cost, easy and simple to handle, refueling operation time open convenient, and the spring loaded oil filling port wicket of the heavy duty truck fuel tank realizing the automatic closedown after refueling can be automatically reset.
The technical scheme that the present invention is adopted for achieving the above object is, a kind of spring loaded oil filling port wicket of heavy duty truck fuel tank, is characterized in that, comprises door-plate, inner cap, spring, bearing pin, chain, spiracle and chain fixed orifice, wherein:
Described door-plate one end is provided with the first bearing pin supported hole, and described inner cap one end is provided with the second bearing pin supported hole, and described door-plate forms by bearing pin and described inner cap the mode can carrying out freely rotating around described bearing pin and is connected;
Described inner cap is fixed by screws on oil tank body;
Described bearing pin is set with spring;
One end of described spring is L-type, and this end is directly supported on bottom inner cap; The other end of described spring is U-shaped, and this end is connected with described chain through after chain fixed orifice;
Described spiracle is through-hole, and quantity is two, is opened in respectively on door-plate;
Described chain fixed orifice is through-hole, and quantity is one, is opened on handle that door-plate gives prominence on the surface;
One end of described chain is fastened on described door-plate by described chain fixed orifice, and the other end of described chain is fastened on the locking closure of fuel tank.
The technique effect that technique scheme is directly brought is, spring is directly sleeved on bearing pin, simple installation and very firm; Inner cap is under the elastic force effect of less amount of redundancy, and needed for the unlatching of inner cap, externally applied forces is less, and inner cap is relatively mild in the process of automatically reseting;
The setting of penetrating spiracle, makes the air of fuel tank internal in refueling process discharge more smooth and easy, improves the speed that diesel oil adds;
One end of chain is formed a fixed connection by penetrating chain fixed orifice and door-plate, and the other end of chain is fixedly connected with fuel lid.This mounting means structure is simple, firm.
As preferably, above-mentioned second bearing pin supported hole is long slot bore, and described bearing pin can horizontally slip along described long slot bore in the horizontal direction in this hole.
The technique effect that technique scheme is directly brought is, is convenient to the dismounting of bearing pin and the replacing of spring.
Further preferably, the two ends of above-mentioned bearing pin are pressed into flat pattern.
The technique effect that technique scheme is directly brought is, can prevent bearing pin in use because frequently vibrations cause it from slippage in groove, and then cause and come off.
In sum, the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention, has following Advantageous Effects:
1, spring is directly sleeved on bearing pin, simple installation and very firm; Inner cap is under the elastic force effect of less amount of redundancy, and needed for the unlatching of inner cap, externally applied forces is less, and inner cap automatically resets after adding oil, process is relatively mild; Effectively can avoid in inner cap reseting procedure, the gasoline that inner cap and periphery thereof are trickled down is splashed to the generation of phenomenon on the face of operating personal or other positions of health.
The setting of 2, penetrating spiracle, makes the air of fuel tank internal in refueling process discharge more smooth and easy, improves the speed that diesel oil adds; One end of chain is formed a fixed connection by penetrating chain fixed orifice and door-plate, and the other end of chain is fixedly connected with fuel lid.This mounting means structure is simple, firm.
3, structure is simple, cheap for manufacturing cost; And assembling easy, spring is changed convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Circlip type refill opening gate of prior art;
Fig. 2 is the exploded view of the Circlip type refill opening gate of prior art;
Fig. 3 is the structure forward schematic diagram of the Circlip type refill opening gate of prior art;
Fig. 4 is the structural representation of the automobile oil tank door of prior art;
Fig. 5 is the construction profile schematic diagram of the automobile oil tank door of prior art;
Fig. 6 is the shape and structure schematic diagram of the spring leaf of one of the automobile oil tank door major part of prior art;
Fig. 7 is the main TV structure schematic diagram (in figure, inner cap is along bearing pin clockwise direction 90-degree rotation state) of the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention;
Fig. 8 is the plan structure schematic diagram (in figure, inner cap is along bearing pin clockwise direction 90-degree rotation state) of the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention;
Fig. 9 is the left TV structure schematic diagram (in figure, inner cap is along bearing pin clockwise direction 90-degree rotation state) of the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 7 to 9, the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention comprises door-plate 2, inner cap 5, spring 4, bearing pin 3, chain 1, spiracle 6 and chain fixed orifice 7; Wherein:
Described door-plate 2 one end is provided with the first bearing pin supported hole, and described inner cap 5 one end is provided with the second bearing pin supported hole, and described door-plate 2 forms by bearing pin 3 and described inner cap 5 mode can carrying out freely rotating around described bearing pin 3 and is connected;
Described inner cap 5 is fixed by screws on oil tank body (not shown in FIG.);
Described bearing pin 3 is set with spring 4;
One end of described spring 4 is L-type, and this end is directly supported on bottom inner cap; The other end of described spring 4 is U-shaped, and this end is connected with described chain 1 through after chain fixed orifice 7;
Described spiracle 6 is through-hole, and quantity is two, is opened on door-plate 2 respectively;
Described chain fixed orifice 7 is through-hole, and quantity is one, is opened on handle that door-plate 2 gives prominence on the surface;
One end of described chain 1 is fastened on described door-plate 2 by described chain fixed orifice 7, and the other end of described chain 2 is fastened on the locking closure (not shown in FIG.) of fuel tank.
Above-mentioned second bearing pin supported hole is long slot bore, and described bearing pin 3 can horizontally slip along described long slot bore in the horizontal direction in this hole.
This is convenient to the dismounting of bearing pin and the replacing of spring.
The two ends of above-mentioned bearing pin 3 are pressed into flat pattern respectively.
This can effectively be avoided bearing pin in use to occur coming off.
The spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention, can rotate around bearing pin 3 neatly when inner cap 5 applies downward low-force by oil gun, carry out refueling operation after being backed down;
In refueling process, taken a breath by the spiracle of two on door-plate 26, the air of fuel tank internal in refueling process is discharged more smooth and easy, improve the speed that diesel oil adds;
After oiling, inner cap 5 automatically resets under the effect of spring 4, closes filler port, thus can effectively prevent dust or other foreign matters from entering fuel tank.
Claims (3)
1. a spring loaded oil filling port wicket for heavy duty truck fuel tank, is characterized in that, comprises door-plate, inner cap, spring, bearing pin, chain, spiracle and chain fixed orifice; Wherein:
Described door-plate one end is provided with the first bearing pin supported hole, and described inner cap one end is provided with the second bearing pin supported hole, and described door-plate forms by bearing pin and described inner cap the mode can carrying out freely rotating around described bearing pin and is connected;
Described inner cap is fixed by screws on oil tank body;
Described bearing pin is set with spring;
One end of described spring is L-type, and this end is directly supported on bottom inner cap; The other end of described spring is U-shaped, and this end is connected with described chain through after chain fixed orifice;
Described spiracle is through-hole, and quantity is two, is opened in respectively on door-plate;
Described chain fixed orifice is through-hole, and quantity is one, is opened on handle that door-plate gives prominence on the surface;
One end of described chain is fastened on described door-plate by described chain fixed orifice, and the other end of described chain is fastened on the locking closure of fuel tank.
2. the spring loaded oil filling port wicket of heavy duty truck fuel tank according to claim 1, is characterized in that, described second bearing pin supported hole is long slot bore, and described bearing pin can horizontally slip along described long slot bore in the horizontal direction in this hole.
3. the spring loaded oil filling port wicket of heavy duty truck fuel tank according to claim 1, it is characterized in that, the two ends of described bearing pin are pressed into flat pattern respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103701.8A CN103879462B (en) | 2014-03-20 | 2014-03-20 | A kind of spring loaded oil filling port wicket of heavy duty truck fuel tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103701.8A CN103879462B (en) | 2014-03-20 | 2014-03-20 | A kind of spring loaded oil filling port wicket of heavy duty truck fuel tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103879462A CN103879462A (en) | 2014-06-25 |
| CN103879462B true CN103879462B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410103701.8A Active CN103879462B (en) | 2014-03-20 | 2014-03-20 | A kind of spring loaded oil filling port wicket of heavy duty truck fuel tank |
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| CN (1) | CN103879462B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107696853A (en) * | 2017-09-26 | 2018-02-16 | 宁波爱可森汽车电子有限公司 | A kind of automobile fuel filler wicket |
| CN110254215B (en) * | 2019-07-10 | 2024-05-24 | 宁波华翔汽车饰件有限公司 | Safe and reliable's car adds oil door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2080409A (en) * | 1980-07-23 | 1982-02-03 | Ihw Eng Ltd | Spring hinge |
| US4917404A (en) * | 1986-12-30 | 1990-04-17 | Alfa Lancia Industriale S.P.A. | Device for supporting the fuel charging filler for motor vehicles |
| DE10210513A1 (en) * | 2002-03-11 | 2003-10-09 | Bruno Bartelt Metallbearbeitun | Cap for vehicle fuel tank has central aperture which is closed by spring-loaded flap supported by arm mounted on pivot at one end |
| KR20030086631A (en) * | 2002-05-06 | 2003-11-12 | 현대자동차주식회사 | A fuel filler door opening and shutting structure of Rotation sliding type |
| CN203832591U (en) * | 2014-03-20 | 2014-09-17 | 青岛环球集团股份有限公司 | Small door of spring-type oil filling opening of heavy truck oil tank |
-
2014
- 2014-03-20 CN CN201410103701.8A patent/CN103879462B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2080409A (en) * | 1980-07-23 | 1982-02-03 | Ihw Eng Ltd | Spring hinge |
| US4917404A (en) * | 1986-12-30 | 1990-04-17 | Alfa Lancia Industriale S.P.A. | Device for supporting the fuel charging filler for motor vehicles |
| DE10210513A1 (en) * | 2002-03-11 | 2003-10-09 | Bruno Bartelt Metallbearbeitun | Cap for vehicle fuel tank has central aperture which is closed by spring-loaded flap supported by arm mounted on pivot at one end |
| KR20030086631A (en) * | 2002-05-06 | 2003-11-12 | 현대자동차주식회사 | A fuel filler door opening and shutting structure of Rotation sliding type |
| CN203832591U (en) * | 2014-03-20 | 2014-09-17 | 青岛环球集团股份有限公司 | Small door of spring-type oil filling opening of heavy truck oil tank |
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| Publication number | Publication date |
|---|---|
| CN103879462A (en) | 2014-06-25 |
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Effective date of registration: 20170816 Address after: 266400 No. 117, Pinghu Road, Tieshan Industrial Park, Huangdao District, Shandong, Qingdao Co-patentee after: Huanqiu Co., Ltd., Qingdao Patentee after: Qingdao Putian Automobile Parts Co., Ltd. Address before: 266400 Qingdao, Shandong, Huangdao District, No. six Haibin Road, No. 789 Patentee before: Huanqiu Co., Ltd., Qingdao |
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| CP03 | Change of name, title or address |
Address after: No. 188, Pinghu Road, Huangdao District, Qingdao, Shandong Province Co-patentee after: QINGDAO HICORP GROUP Co.,Ltd. Patentee after: Qingdao Putian Intelligent Manufacturing Co., Ltd Address before: 266400 No. 117, Pinghu Road, Tieshan Industrial Park, Huangdao District, Shandong, Qingdao Co-patentee before: QINGDAO HICORP GROUP Co.,Ltd. Patentee before: QINGDAO PUTIAN AUTO PARTS Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200722 Address after: No. 188, Pinghu Road, Huangdao District, Qingdao, Shandong Province Patentee after: Qingdao Putian Intelligent Manufacturing Co.,Ltd. Address before: No. 188, Pinghu Road, Huangdao District, Qingdao, Shandong Province Co-patentee before: QINGDAO HICORP GROUP Co.,Ltd. Patentee before: Qingdao Putian Intelligent Manufacturing Co.,Ltd. |