CN104389710A - Oil sprayer - Google Patents
Oil sprayer Download PDFInfo
- Publication number
- CN104389710A CN104389710A CN201410623632.3A CN201410623632A CN104389710A CN 104389710 A CN104389710 A CN 104389710A CN 201410623632 A CN201410623632 A CN 201410623632A CN 104389710 A CN104389710 A CN 104389710A
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- CN
- China
- Prior art keywords
- oil
- needle
- valve
- oil sprayer
- needle valve
- 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.)
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Abstract
The invention relates to the technical field of an internal combustion engine, in particular to an oil sprayer. The oil sprayer comprises an oil inlet pipe joint, an oil sprayer body, a needle valve and a needle valve seat, wherein the oil inlet pipe joint is connected with the oil sprayer body, the needle valve seat is arranged at the lower end of the oil sprayer body, and the needle valve is arranged at the bottom of the needle valve seat. The oil sprayer is characterized in that a sealing gasket is arranged between the oil inlet pipe joint and the oil sprayer body, a filter core device is arranged in the oil inlet pipe joint, an oil inlet oil passage is arranged inside the oil sprayer body, the bottom of the needle valve body is provided with an oil spray opening, the bottom of the needle valve is provided with a shaft needle matched with the oil spray opening, the inside of the oil sprayer body is provided with a jacking rod, the bottom of the jacking rod is in contact with the needle valve, the upper part of the jacking rod is provided with a pressure regulating spring, the upper end of the pressure regulating spring is provided with a pressure regulating screw, and a sealing pad is arranged between the pressure regulating screw and the pressure regulating spring. The invention provides the oil sprayer with the advantages that the oil spraying is stable, the pressure can be regulated according to concrete conditions, the sealing performance is good, and the carbon accumulation at the oil spray opening can be avoided.
Description
Technical field
The present invention relates to technical field of internal combustion engines, be specifically related to a kind of oil sprayer.
Background technique
The effect of oil sprayer the high-pressure diesel from Injection Pump is atomized into very thin particle and sprays in a combustion chamber, the performance of the service behaviour combustion motor of oil sprayer has a great impact, therefore to ensure the service behaviour that internal-combustion engine is good, must good oil sprayer be had.
Summary of the invention
For the problems referred to above, the invention provides a kind of oil spout and stablize, pressure can be regulated as the case may be, good airproof performance, the oil sprayer of jet carbon distribution can be avoided.
Realize technological scheme of the present invention
Oil sprayer, comprise inlet connector, oil injector body, needle-valve and pintle valve seat, inlet connector is connected with oil injector body, pintle valve seat is arranged on oil injector body lower end, needle-valve is arranged on bottom pintle valve seat, it is characterized in that, seal washer is provided with between described inlet connector and oil injector body, filter element device is provided with in inlet connector, described oil injector body inside offers oil-feed oil duct, the intracavity inter-connection of oil-feed oil duct and needle-valve body inside, jet is offered bottom needle-valve body, the axonometer matched with jet is provided with bottom needle-valve, described oil injector body inside is provided with push rod, contact with needle-valve bottom push rod, push rod top is provided with pressure adjusting spring, pressure adjusting spring upper end is provided with pressure regulating screw, sealing gasket is provided with between described pressure regulating screw and pressure adjusting spring.
Described filter element device comprises oil inlet hole filter element body and oil outlet, filter element body its by the first inner chamber, second inner chamber and the 3rd inner chamber composition, the internal surface of described first inner chamber offers through hole, and with the second inner space, the internal surface of the second inner chamber offers through hole and the 3rd inner space, through hole is equipped with filter screen, described oil-feed sky is connected with the first cavity, and oil outlet is connected with the 3rd cavity, and described filter element body has magnetic.
Adopt such scheme, owing to being provided with seal washer between inlet connector and oil injector body, the sealing of oil sprayer can be improved, filter element device is provided with in inlet connector, can effectively prevent tiny foreign material from blocking spout, owing to offering jet bottom needle-valve body, the axonometer matched with jet is provided with bottom needle-valve, axonometer moves up and down in jet, make jet not easily carbon distribution, and can carbon distribution be eliminated, oil injector body inside is provided with push rod, contact with needle-valve bottom push rod, push rod top is provided with pressure adjusting spring, pressure adjusting spring upper end is provided with pressure regulating screw, pressure can be regulated as required, sealing gasket is provided with between pressure regulating screw and pressure adjusting spring, improve oil sprayer sealing.
Accompanying drawing explanation
By the detailed description below in conjunction with accompanying drawing, aforesaid and other object, the feature and advantage of the present invention will become apparent.Wherein:
Fig. 1 is structural representation of the present invention.
In figure, 1 is inlet connector, and 2 is oil injector body, and 3 is needle-valve, and 4 is pintle valve seat, and 5 is seal washer, and 6 is filter element device, and 7 is oil-feed oil duct, and 8 is jet, and 9 is axonometer, and 10 is push rod, and 11 is pressure adjusting spring, and 12 is pressure regulating screw, and 13 is sealing gasket.
Embodiment
As shown in the figure, oil sprayer, comprise inlet connector 1, oil injector body 2, needle-valve 3 and pintle valve seat 4, inlet connector 1 is connected with oil injector body 2, pintle valve seat 4 is arranged on oil injector body 2 lower end, needle-valve 3 is arranged on bottom pintle valve seat 4, seal washer 5 is provided with between inlet connector 1 and oil injector body 2, the sealing of oil sprayer can be improved, filter element device 6 is provided with in inlet connector 1, can effectively prevent tiny foreign material from blocking spout, oil injector body 2 inside offers oil-feed oil duct 7, the intracavity inter-connection of oil-feed oil duct 7 and needle-valve body 4 inside, jet 8 is offered bottom needle-valve body 4, the axonometer 9 matched with jet 8 is provided with bottom needle-valve 3, axonometer 9 moves up and down in jet 8, make jet 8 not easily carbon distribution, and can carbon distribution be eliminated, oil injector body 2 inside is provided with push rod 10, contact with needle-valve 3 bottom push rod 10, push rod 10 top is provided with pressure adjusting spring 11, pressure adjusting spring 11 upper end is provided with pressure regulating screw 12, pressure can be regulated as required, sealing gasket 13 is provided with between pressure regulating screw 12 and pressure adjusting spring 11, improve oil sprayer sealing.
Filter element device comprises oil inlet hole filter element body and oil outlet, filter element body its by the first inner chamber, second inner chamber and the 3rd inner chamber composition, the internal surface of described first inner chamber offers through hole, with the second inner space, the internal surface of the second inner chamber offers through hole and the 3rd inner space, through hole is equipped with filter screen, described oil-feed sky is connected with the first cavity, oil outlet is connected with the 3rd cavity, gasoline enters the first inner chamber from oil inlet hole, the second inner chamber is entered again from the through hole of the first intracavity inner surface, the 3rd inner chamber is entered again from the internal surface through hole of the second inner chamber, thus flow out from oil outlet, due to through hole being equipped with filter screen, tiny foreign material can be filtered out, can effectively prevent tiny foreign material from blocking spray orifice, described filter element body has magnetic, metal filings can be held.
The present invention is not limited to described embodiment, and those skilled in the art, not departing from spirit of the present invention namely openly in scope, still can do some and revise or change, therefore the scope that the scope of the present invention limits with claims is as the criterion.
Claims (2)
1. oil sprayer, comprise inlet connector, oil injector body, needle-valve and pintle valve seat, inlet connector is connected with oil injector body, pintle valve seat is arranged on oil injector body lower end, needle-valve is arranged on bottom pintle valve seat, it is characterized in that, seal washer is provided with between described inlet connector and oil injector body, filter element device is provided with in inlet connector, described oil injector body inside offers oil-feed oil duct, the intracavity inter-connection of oil-feed oil duct and needle-valve body inside, jet is offered bottom needle-valve body, the axonometer matched with jet is provided with bottom needle-valve, described oil injector body inside is provided with push rod, contact with needle-valve bottom push rod, push rod top is provided with pressure adjusting spring, pressure adjusting spring upper end is provided with pressure regulating screw, sealing gasket is provided with between described pressure regulating screw and pressure adjusting spring.
2. oil sprayer according to claim 1, it is characterized in that, described filter element device comprises oil inlet hole filter element body and oil outlet, filter element body its by the first inner chamber, second inner chamber and the 3rd inner chamber composition, the internal surface of described first inner chamber offers through hole, and with the second inner space, the internal surface of the second inner chamber offers through hole and the 3rd inner space, through hole is equipped with filter screen, described oil-feed sky is connected with the first cavity, and oil outlet is connected with the 3rd cavity, and described filter element body has magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410623632.3A CN104389710A (en) | 2014-11-07 | 2014-11-07 | Oil sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410623632.3A CN104389710A (en) | 2014-11-07 | 2014-11-07 | Oil sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104389710A true CN104389710A (en) | 2015-03-04 |
Family
ID=52607659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410623632.3A Pending CN104389710A (en) | 2014-11-07 | 2014-11-07 | Oil sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104389710A (en) |
-
2014
- 2014-11-07 CN CN201410623632.3A patent/CN104389710A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150304 |
|
| WD01 | Invention patent application deemed withdrawn after publication |