CN103879462A - Spring type oiling opening small door of heavy type truck oil tank - Google Patents
Spring type oiling opening small door of heavy type truck oil tank Download PDFInfo
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- CN103879462A CN103879462A CN201410103701.8A CN201410103701A CN103879462A CN 103879462 A CN103879462 A CN 103879462A CN 201410103701 A CN201410103701 A CN 201410103701A CN 103879462 A CN103879462 A CN 103879462A
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Abstract
The invention discloses a spring type oiling opening small door of a heavy type truck oil tank. The spring type oiling opening small door comprises a door plate, an inner cover, a spring, a pin shaft, a chain, breathing holes and a chain fixing hole. A first pin shaft supporting hole is formed in one end of the door plate, a second pin shaft supporting hole is formed in one end of the inner cover, the door plate is connected with the inner cover through a pin shaft in the mode of freely rotating around the pin shaft, the inner cover is fixed to the oil tank body through a screw, the pin shaft is sleeved with the spring, one end of the spring is in an L shape and is supported at the bottom of the inner cover, the other end of the spring is in a U shape, the spring penetrates through the chain fixing hole and is directly connected with the chain, the breathing holes are two through holes and are respectively formed in the door plate, the chain fixing hole is a through hole, and is formed in a handle of the door plate, one end of the chain is tied on the door plate, and the other end of the chain is tied on the oil tank cover. The spring type oiling opening small door has the advantages of being simple in structure, low in manufacturing cost, easy and convenient to operate, easy and convenient to assemble, smooth in oiling, free of splashing of scattered oil drops in the reset process of the inner cover and the like.
Description
Technical field
The present invention relates to a kind of oil filling port of heavy duty truck fuel tank, relate in particular 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 standards, more and more higher to the requirements for quality of diesel oil.And heavily block at present tank filler opening except locking closure, the inner filter screen that passes through is directly communicated with oil pocket, the conventional locking closure in market generally adopts three-jaw notch, in the time assembling with oil filling port, existence can not reach hermetic situation, cause vehicle refuel and the middle diesel oil that travels splash and excessive, make oil filling port dust accretions around, impact beautifies, and if things go on like this also can pollute diesel oil.
In recent years, above-mentioned similar technical matters has obtained people's attention, 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 connect by hinge axis, described hinge axis is fixed on door-plate, and comprise 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 produce predetermincd tension, can ensure that oil filling port wicket closes in oilless situation.In addition, on door-plate, the prominent bag of correspondingly establishing below jump ring, can control the opening angle of oil filling port wicket.
The Circlip type refill opening gate that adopts technique scheme, can make oil filling port wicket in oilless situation, keep closing state, thereby can play dustproof effect.But, the oil filling port wicket of said structure, its complex structure, assembling bother, processing and manufacturing cost is 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 fastens with door inner panel, and a side of oil tank door inner and outer plates is installed hinge, and opposite side is installed tongue, hinge is bolted on car body, the oil tank door inner and outer plates fastening is by link pin and chain connection, and link pin two ends are crushed, relative with hinge fixing.
Adopt the automobile oil tank door of technique scheme to there is the features such as fitting operation is simple, fuel tank internal hilar plate is opened conveniently and also can be 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 so that the elastic force of fuel tank internal hilar plate to be provided, and realizes automatically reseting of fuel tank by " top at hinge has small square hole, and the position corresponding in oil tank door inner and outer plates is fixed with spring leaf, and spring leaf bends to bow font; upper end is relative with the small square hole at the top of hinge " this technological means by this.The spring leaf of this being " bow font " and the on the whole basic connection mode that becomes to compress and stretch along spring leaf longitudinal direction, because spring stress area is less, the stroke of spring leaf compression or stretching process is shorter, thereby need to increase the rigidity of spring, that is to say, need to make spring leaf there is wider width, need to be made into the shape of " short and thick ", to ensure that spring leaf can provide large as far as possible elastic force.In actual manufacturing process, for only supporting the closed required minimum elastic force of internal hilar plate, often inevitably there is larger amount of redundancy in the elastic force that this spring leaf generally can provide.Like this, on the one hand, use procedure need 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 internal hilar plate and the unrestrained gasoline of periphery thereof to be splashed on the face of operating personal or other positions of health; On the other hand, after Reusability, easily early there is fatigue damage in the spring leaf of this larger rigidity, and then 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, inevitably will cause spring leaf part replacement time, remove and install operational difficulty and inconvenience.
Summary of the invention
The object of the invention is, it is convenient when a kind of simple in structure, cheap for manufacturing cost, easy and simple to handle, refueling operation is provided, to open, and can automatically reset to realize the spring loaded oil filling port wicket of the heavy duty truck fuel tank of automatically closing after oiling.
The technical scheme that the present invention adopted is for achieving the above object, 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 that can carry out freely rotating around described bearing pin and is connected;
Described inner cap is fixed by screws on oil tank body;
On described bearing pin, be set with spring;
One end of described spring is L-type, and this end is directly supported on inner cap bottom; 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 penetrating hole, and quantity is two, is opened in respectively on door-plate;
Described chain fixed orifice is penetrating hole, and quantity is one, is opened on handle outstanding on door-plate surface;
Fasten on described door-plate by described chain fixed orifice one end of described chain, 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 that 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 the required externally applied forces of unlatching of inner cap is less, and inner cap is relatively mild in the process of automatically reseting;
The setting of penetrating spiracle, makes in refueling process the Bas Discharged of fuel tank internal more smooth and easy, improves the speed that diesel oil adds;
One end of chain forms 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 is simple in structure, firm.
As preferably, above-mentioned the 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 to be convenient to the dismounting of bearing pin and the replacing of spring.
Further preferably, one end of above-mentioned bearing pin is pressed into flat pattern.
The technique effect that technique scheme is directly brought is, can prevent that bearing pin is in use because frequent vibrations cause it from slippage in groove, and then causes and come off.
In sum, the spring loaded oil filling port wicket of heavy duty truck fuel tank of the present invention, has following useful technique effect:
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 the required externally applied forces of unlatching of inner cap is less, and inner cap is to add the process that automatically resets after oil relatively mild; Can effectively avoid in inner cap reseting procedure, inner cap and the unrestrained gasoline of periphery thereof are splashed to the generation of phenomenon on the face of operating personal or other positions of health.
2, the setting of penetrating spiracle, makes in refueling process the Bas Discharged of fuel tank internal more smooth and easy, improves the speed that diesel oil adds; One end of chain forms 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 is simple in structure, firm.
3, simple in structure, cheap for manufacturing cost; And assemble easyly, it is convenient that spring is changed.
Brief description of the drawings
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 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 are provided with the first bearing pin supported hole, and described inner cap 5 one end are provided with the second bearing pin supported hole, and described door-plate 2 forms with described inner cap 5 mode that can carry out freely rotating around described bearing pin 3 by bearing pin 3 and is connected;
Described inner cap 5 is fixed by screws on oil tank body (not shown in FIG.);
On described bearing pin 3, be set with spring 4;
One end of described spring 4 is L-type, and this end is directly supported on inner cap bottom; The other end of described spring 4 is U-shaped, and this end is connected with described chain 1 through chain fixed orifice 7 is rear;
Described spiracle 6 is penetrating hole, and quantity is two, is opened in respectively on door-plate 2;
Described chain fixed orifice 7 is penetrating hole, and quantity is one, is opened on the door-plate 2 upper outstanding handles in surface;
Fasten on described door-plate 2 by described chain fixed orifice 7 one end of described chain 1, and the other end of described chain 2 is fastened on the locking closure (not shown in FIG.) at fuel tank.
Above-mentioned the 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 respectively flat pattern.
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, after being backed down, carries out refueling operation;
In refueling process, take a breath by two spiracles 6 on door-plate 2, make in refueling process the Bas Discharged of fuel tank internal 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, thereby can effectively prevent that 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 that can carry out freely rotating around described bearing pin and is connected;
Described inner cap is fixed by screws on oil tank body;
On described bearing pin, be set with spring;
One end of described spring is L-type, and this end is directly supported on inner cap bottom; 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 penetrating hole, and quantity is two, is opened in respectively on door-plate;
Described chain fixed orifice is penetrating hole, and quantity is one, is opened on handle outstanding on door-plate surface;
Fasten on described door-plate by described chain fixed orifice one end of described chain, 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 the 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, is characterized in that, one end of described bearing pin is pressed into respectively flat pattern.
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 true CN103879462A (en) | 2014-06-25 |
| CN103879462B CN103879462B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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) |
Cited By (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 |
| CN110254215A (en) * | 2019-07-10 | 2019-09-20 | 宁波华翔汽车饰件有限公司 | A kind of safe and reliable automobile fuel filler wicket |
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 |
Cited By (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 |
| CN110254215A (en) * | 2019-07-10 | 2019-09-20 | 宁波华翔汽车饰件有限公司 | A kind of safe and reliable automobile fuel filler wicket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103879462B (en) | 2016-02-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
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 | ||
| 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. |