CN201620930U - Sealing structure of lubricating oil dipstick of engine - Google Patents
Sealing structure of lubricating oil dipstick of engine Download PDFInfo
- Publication number
- CN201620930U CN201620930U CN2009203139345U CN200920313934U CN201620930U CN 201620930 U CN201620930 U CN 201620930U CN 2009203139345 U CN2009203139345 U CN 2009203139345U CN 200920313934 U CN200920313934 U CN 200920313934U CN 201620930 U CN201620930 U CN 201620930U
- Authority
- CN
- China
- Prior art keywords
- dipstick
- engine oil
- seal ring
- lubricating oil
- oil dipstick
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Gasket Seals (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a sealing structure of the lubricating oil dipstick of an engine, which comprises the lubricating oil dipstick, a seal ring and a lubricating oil dipstick pipe, and is characterized in that two card slots are symmetrically formed at the top of the lubricating oil dipstick pipe, two projections correspondingly matched with the two card slots are respectively arranged at the joint of the lubricating oil dipstick, wedge structures are arranged on the upper sides of the projections, and the seal ring is arranged at the interface of the lubricating oil dipstick. The utility model can ensure that the lubricating oil dipstick is sealed well during a long use term.
Description
Technical field
The utility model relates to a kind of engine oil scale, especially relates to a kind of sealing configuration of engine oil scale.
Background technique
Engine oil scale generally is installed on the crankcase, and its effect is extract dipstick when motor quits work after, and whether the oil mass that demonstrates machine oil in the oil sump on the oil level scale satisfies the requirement of motor.Will guarantee good seal at jointing after dipstick turns back to engine oil scaleplate pipe, the oil gas of crankcase is leaked in the atmosphere by jointing and pollutes in the time of can not making engine operation.General motor adopts O RunddichtringO or plastic seal band at the jointing of dipstick and engine oil scaleplate pipe, such structure easily along with dipstick after repeatedly plugging wearing and tearing and the continuous vibrations of motor in the jointing seal failure, thereby oil gas certain in the crankcase is leaked in the atmosphere.Along with improving constantly of current engine emission laws and regulations requirement, amount of leakage to engine motor oil oil gas also has more and more stricter requirement, this just requires dipstick at dipstick and engine oil scaleplate pipe jointing good sealing property to be arranged, and reduces the possibility of seal failure.Application number is that 200820215363.7 Chinese patent discloses a kind of engine oil scaleplate pipe fixing seal structure, comprise engine oil scaleplate pipe, in the harness of described engine oil scaleplate pipe outer cover flexible lining is arranged, the lining projection of one or one above protruding structure is set on the described lining, the groove that matches with the lining protruding structure is set on the staff gauge pipe fixed hole internal diameter.Structure of the present utility model has also realized the location to engine oil scaleplate pipe effectively when guaranteeing the dipstick seal of tube, make that simultaneously the manufacturing process of engine oil scaleplate pipe is simple, has reduced the cost of production of engine oil scaleplate pipe to greatest extent; Engine oil scaleplate pipe of the present utility model can both use easily, demonstrates the superiority of this kind structure Applicable scope aspect.But wearing and tearing, loosening appear in this model utility easily.And for example application number is that 200820137907.2 Chinese patent discloses a kind of dipstick, comprise handle, seal ring, pitman, connecting tube, oil level indicator scale, oil level indicator probe, seal ring is fixed in the corresponding annular groove on the handle, handle, pitman, connecting tube, oil level indicator scale, oil level indicator probe are fixedly connected sequentially, wherein, the oil level indicator scale adopts structure of steel wire.The utility model can be used in and moves towards structure complicated, that conduit is long, and the plug dipstick freely can be not painstaking, makes things convenient for the customer inspection oil mass; Good springiness, the adaptability of the sleeve pipe that the space is reversed is strong.But this technological scheme still exist easily along with dipstick after repeatedly plugging wearing and tearing and the continuous vibrations of motor in the jointing seal failure, thereby oil gas certain in the crankcase is leaked in the atmosphere.
Summary of the invention
The utility model mainly be solve existing in prior technology easily along with dipstick after repeatedly plugging wearing and tearing and the continuous vibrations of motor in the jointing seal failure, thereby make oil gas certain in the crankcase be leaked to the medium technical problem of atmosphere, provide that a kind of to guarantee that dipstick sealed in longer service time still good, and the sealing configuration of engine oil scale easy to operate, simple in structure.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of sealing configuration of engine oil scale, comprise dipstick, seal ring, engine oil scaleplate pipe, the top that it is characterized in that described engine oil scaleplate pipe is arranged with two draw-in grooves, the dipstick joint area is provided with two corresponding with draw-in groove on two respectively adaptive projections, the upside of projection is provided with wedge-shaped structure, and this dipstick is provided with seal ring at the dipstick jointing.After dipstick was vertically pressed, turning clockwise just can be screwed into projection in the draw-in groove of engine oil scaleplate pipe, is attached to the tightest state up to wedge-shaped structure and draw-in groove.Because the existence of wedge-shaped structure and draw-in groove produces the self-locking effect with regard to guaranteeing dipstick and dipstick pipe joint can not become flexible under nature.This dipstick is fixed on the engine oil scaleplate pipe and adopts symmetrical self-locking wedge-shaped structure, and dipstick need rotate to an angle and just can extract, and dipstick screws after turning back to engine oil scaleplate pipe at every turn and can both be screwed into the tightest state, guarantees that jointing is for a long time loosening.
As preferably, described draw-in groove is a circular arc, and the edge of described projection is a circular arc, and suitable with draw-in groove.The structure of circular arc can also make both more tight in conjunction with getting so that the structure of draw-in groove and projection is more compact.
As preferably, described seal ring is the cylindrical rubber seal ring.Seal ring and oil gauge pipe inwall compress after oil rule inserts oil gauge pipe, play seal action.
As preferably, the outer surface 1-2 of a described seal ring rib circle.Rib circle and oil gauge pipe inwall form more firm linear sealing, and, because cylindrical rubber seal ring elasticity is better, make sealing effect not lose efficacy lastingly.
The beneficial effect that brings of the present utility model is, solved existing in prior technology easily along with dipstick after repeatedly plugging wearing and tearing and the continuous vibrations of motor in the jointing seal failure, thereby make oil gas certain in the crankcase be leaked to the medium technical problem of atmosphere, realized that a kind of dipstick that can guarantee seals the sealing configuration of still good engine oil scale in longer service time.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is a kind of complete section figure of the present utility model;
Accompanying drawing 3 is a kind of partial sectional views of the present utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as Fig. 1, Fig. 2, shown in Figure 3, the utility model is a kind of sealing configuration of engine oil scale, comprise dipstick, seal ring 5, engine oil scaleplate pipe 6, the top of described engine oil scaleplate pipe is arranged with two circular arc draw-in grooves 1, the dipstick joint area is provided with two corresponding with draw-in groove on two respectively projections 2, the edge of projection be circular arc, and suitable with draw-in groove, the upside of projection is provided with wedge-shaped structure 3.This dipstick is provided with cylindrical rubber seal ring 5 at the dipstick jointing.2 rib circles 4 of the outer surface of rubber seal.
After dipstick was vertically pressed, turning clockwise just can be screwed into projection in the draw-in groove of engine oil scaleplate pipe, is attached to the tightest state up to wedge-shaped structure and draw-in groove.Because the existence of wedge-shaped structure and draw-in groove produces the self-locking effect with regard to guaranteeing dipstick and dipstick pipe joint can not become flexible under nature.This dipstick is fixed on the engine oil scaleplate pipe and adopts symmetrical self-locking wedge-shaped structure, and dipstick need rotate to an angle and just can extract, and dipstick screws after turning back to engine oil scaleplate pipe at every turn and can both be screwed into the tightest state, guarantees that jointing is for a long time loosening.Seal ring and oil gauge pipe inwall compress after oil rule inserts oil gauge pipe, and rib circle and oil gauge pipe inwall form more firm linear sealing, and, because cylindrical rubber seal ring elasticity is better, make sealing effect not lose efficacy lastingly.
So the utlity model has the characteristics such as easy to operate, simple in structure, good sealing effect, sealing good stability, long service life.
Claims (5)
1. the sealing configuration of an engine oil scale, comprise dipstick, seal ring, engine oil scaleplate pipe, the top that it is characterized in that described engine oil scaleplate pipe (6) is arranged with two draw-in grooves (1), the dipstick joint area is provided with two corresponding adaptive projections with draw-in groove on two (2) respectively, the upside of projection is provided with wedge-shaped structure (3), and this dipstick is provided with seal ring (5) at the dipstick jointing.
2. the sealing configuration of a kind of engine oil scale according to claim 1 is characterized in that described draw-in groove is a circular arc, and the edge of described projection is a circular arc, and suitable with draw-in groove.
3. the sealing configuration of a kind of engine oil scale according to claim 1 and 2 is characterized in that described seal ring is the cylindrical rubber seal ring.
4. the sealing configuration of a kind of engine oil scale according to claim 1 and 2 is characterized in that outer surface 1-2 the rib circle (4) of described seal ring.
5. the sealing configuration of a kind of engine oil scale according to claim 3 is characterized in that outer surface 1-2 rib circle of described seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203139345U CN201620930U (en) | 2009-11-03 | 2009-11-03 | Sealing structure of lubricating oil dipstick of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203139345U CN201620930U (en) | 2009-11-03 | 2009-11-03 | Sealing structure of lubricating oil dipstick of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201620930U true CN201620930U (en) | 2010-11-03 |
Family
ID=43024387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203139345U Expired - Fee Related CN201620930U (en) | 2009-11-03 | 2009-11-03 | Sealing structure of lubricating oil dipstick of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201620930U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139185A (en) * | 2017-06-28 | 2019-01-04 | 北京福田康明斯发动机有限公司 | Lubricating oil measuring device and engine and vehicle with the lubricating oil measuring device |
-
2009
- 2009-11-03 CN CN2009203139345U patent/CN201620930U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139185A (en) * | 2017-06-28 | 2019-01-04 | 北京福田康明斯发动机有限公司 | Lubricating oil measuring device and engine and vehicle with the lubricating oil measuring device |
| CN109139185B (en) * | 2017-06-28 | 2024-02-13 | 北京福田康明斯发动机有限公司 | Lubricating oil measuring device, and engine and vehicle having the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204164550U (en) | A kind of pipeline extension device of triple seal structure | |
| CN101205977A (en) | Double sealing high pressure needle valve | |
| CN201075761Y (en) | Water-proof motor | |
| CN201620930U (en) | Sealing structure of lubricating oil dipstick of engine | |
| CN204664408U (en) | Novel high pressure-resistant seal ring | |
| CN201416407Y (en) | Energy-saving multistage sealed stuffing box | |
| CN205808628U (en) | motor diving test fixture | |
| CN202118258U (en) | An oil seal with an oil return thread | |
| CN105840502A (en) | Screw pump direct-drive motor sealing structure | |
| CN201944000U (en) | Sealing improvement between double-suction pump shaft and filling shaft sleeve | |
| CN201843768U (en) | Reciprocating type water injection pump oil check head | |
| CN202275778U (en) | Enclosed relay filled with gas/liquid | |
| CN201925038U (en) | Cylinder head for gas engine | |
| CN205781578U (en) | A kind of telescopic-pipe sealing structure of drainage car | |
| CN202483936U (en) | Wedge embedded sealing device | |
| CN202001696U (en) | Complete welding ball valve with wedge-type multi-seal welding valve neck | |
| CN101893094A (en) | Actuator cylinder | |
| CN204942530U (en) | A kind of silica gel ring | |
| CN203421277U (en) | Sealing mechanism of valve | |
| CN202325890U (en) | Piston ring with long service life | |
| CN205298800U (en) | Electric vacuum valve | |
| CN203549095U (en) | Stop valve | |
| CN203730387U (en) | Assembling labyrinth contact type oil seal for water pump | |
| CN203933227U (en) | Oil-filled type well submersible asynchronous motor | |
| CN214367724U (en) | Rubber seal ring with inner ring sealing structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20131103 |