CN202756152U - Connecting structure of oil atomizer body and oil inlet connector - Google Patents
Connecting structure of oil atomizer body and oil inlet connector Download PDFInfo
- Publication number
- CN202756152U CN202756152U CN 201220420671 CN201220420671U CN202756152U CN 202756152 U CN202756152 U CN 202756152U CN 201220420671 CN201220420671 CN 201220420671 CN 201220420671 U CN201220420671 U CN 201220420671U CN 202756152 U CN202756152 U CN 202756152U
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- China
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- oil
- oil inlet
- injector body
- fuel inlet
- inlet fitting
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Abstract
The utility model discloses a connecting structure of an oil atomizer body and an oil inlet connector. The connecting structure of the oil atomizer body and the oil inlet connector comprises the oil atomizer body and the oil inlet connector, wherein an oil inlet channel is arranged in the oil atomizer body, an oil inlet is formed in the oil inlet connector, a connecting hole communicated with the oil inlet channel is formed in the side face of the upper end of the oil atomizer body, one end of the oil inlet connector is detachably connected with the oil atomizer body through the connecting hole, and the oil inlet in the oil inlet connector is communicated with the oil inlet channel. The oil atomizer body and the oil inlet connector are two independent components, both the oil inlet channel and the oil inlet are straight holes, processing technology is simple, and therefore the connecting structure of the oil atomizer body and the oil inlet connector has the advantages of being simple in processing technology and low in manufacturing cost, and after the oil inlet channel is blocked, the oil inlet channel can be unblocked conveniently.
Description
Technical field
The utility model relates to the oil sprayer field, relates in particular to the linkage structure of a kind of oil injector body and fuel inlet fitting.
Background technique
At present, the oil injector body of some diesel engine and fuel inlet fitting adopt integral structure, be provided with the oil inlet hole that connects with oil injector body in the fuel inlet fitting, fuel inlet fitting and oil injector body such as the oil sprayer of Jinan Diesel Plant's 190 diesel engines are integral structures, because not being parallel generally with oil injector body, fuel inlet fitting do not meet at right angles each other or the acute angle connection, so the blank volume that the oil injector body of processing integral structure needs is large, there is angle between oil inlet passage in the fuel inlet fitting and the oil inlet passage in the oil injector body simultaneously, processed complex, the oil injector body processing cost of this kind structure is high, and dredging and cleaning were all pretty troublesome after oil inlet passage stopped up.
Chinese patent notice of authorization number: CN2816391Y, September 13 2006 notice of authorization day, a kind of oil sprayer is disclosed, it is mainly by oil injector body, oil nozzle, needle-valve, the formations such as needle-valve return spring, oil nozzle is fixed on the oil injector body lower end, needle-valve is arranged in the oil nozzle, needle-valve upper end cover has return spring, the return spring lower end withstands on the oil nozzle, the return spring upper end withstands on below the pressure adjustment block, and the pressure adjustment block is fixed on the needle-valve upper end, and there is an inverted cone conical cavity oil nozzle lower end, needle-valve lower end cone is that inverted cone-shaped is corresponding with the inverted cone conical cavity, needle-valve lower end inverted cone-shaped cone and oil nozzle lower end inverted cone-shaped conical cavity consist of variable-throat jointly, and when oil spout, variable-throat is along with injection pressure changes, fuel oil no longer is subjected to the restriction of damming of spray orifice, has realized that jet truly is variable.Its deficiency is that oil injector body and the fuel inlet fitting of this kind oil sprayer is that the integral type structure causes the oil injector body manufacture cost high, and very trouble is dredged, cleans all to the oil inlet passage processed complex after oil inlet passage stops up simultaneously.
The model utility content
The utility model is in order to overcome oil injector body of the prior art and fuel inlet fitting integral structure, thereby cause the manufacturing cost high, dredging after oil inlet passage stops up, cleaning be the deficiency of trouble very, provides that a kind of manufacturing cost is low, oil inlet passage dredges the easily linkage structure of oil injector body and fuel inlet fitting after stopping up.
To achieve these goals, the utility model adopts following technological scheme:
The linkage structure of a kind of oil injector body and fuel inlet fitting, comprise oil injector body and fuel inlet fitting, be provided with oil inlet passage in the described oil injector body, be provided with oil inlet hole in the described fuel inlet fitting, it is characterized in that, described oil injector body upper side is provided with the attachment hole that is communicated with oil inlet passage, and the connection hole of described fuel inlet fitting one end and oil injector body side removably connects, and the oil inlet hole in the described fuel inlet fitting is communicated with described oil inlet passage.Oil injector body and fuel inlet fitting are two parts, and processing is simple, and cost is low, oil inlet passage and oil inlet hole all are straight holes, do not exist bending and bending place to have the situation of burr, can conveniently dredge oil inlet passage as long as after oil inlet passage stops up, take off fuel inlet fitting simultaneously, very convenient.
As preferably, described fuel inlet fitting is threaded with the connection hole of oil injector body side.A kind of modal removably connecting when being threaded, convenient processing and manufacture, the screw thread at this place is fine thread, good sealing effect.
As preferably, the bottom of described attachment hole is provided with pyramidal pits, and described fuel inlet fitting is provided with the tapered protrusion corresponding with pyramidal pits with the end of the connecting end of oil injector body.Fuel inlet fitting is screwed in the attachment hole, only need to be screwed to the bottom to fuel inlet fitting, this moment, the tapered protrusion of fuel inlet fitting connecting end stretched into the effect that plays a conical surface seal in the pyramidal pits, prevented that fluid from spilling.
Therefore, the utlity model has that processing technology is simple, the manufacturing cost is low, oil inlet passage is dredged easily beneficial effect after stopping up.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Among the figure: oil injector body 1 fuel inlet fitting 2 oil inlet passages 3 oil inlet holes 4 attachment holes 5 pyramidal pits 6 tapered protrusion 7.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described:
A kind of oil injector body as shown in Figure 1 and the linkage structure of fuel inlet fitting, comprise oil injector body 1 and fuel inlet fitting 2, be provided with oil inlet passage 3 in the oil injector body, be provided with oil inlet hole 4 in the fuel inlet fitting 2, oil injector body 1 upper side is provided with the attachment hole 5 that is communicated with oil inlet passage 3, fuel inlet fitting 2 one ends are threaded with attachment hole 5 places of oil injector body 1, oil inlet hole 4 in the fuel inlet fitting is communicated with described oil inlet passage 3, compare with integral structure, this kind oil injector body and fuel inlet fitting are two structures, the blank of processing is little, processing technology is simple, processing cost has reduced significantly, oil inlet passage and oil inlet hole all are straight holes simultaneously, add hole wall Glabrous thorn in man-hour, be conducive to the circulation of fluid, and the oil inlet hole interior curve of integral structure, adding the man-hour bending part is easy to produce burr and the circulation that affects fluid, when oil inlet passage occurs to stop up, only need to pull down dredge behind the fuel inlet fitting and get final product, even and the oil sprayer oil inlet passage of integral structure when therefore stopping up for crooked structure the lower oil injector body of dismounting dredge and also very bother; The bottom of attachment hole 5 is provided with pyramidal pits 6, fuel inlet fitting 2 and the end of the connecting end of oil injector body 1 are provided with the tapered protrusion 7 corresponding with pyramidal pits 6, fuel inlet fitting is screwed in the attachment hole, only need to be screwed to the bottom to fuel inlet fitting, this moment, the tapered protrusion of fuel inlet fitting connecting end stretched into the effect that plays a conical surface seal in the pyramidal pits, prevent that fluid from spilling, in order to increase the Security of sealing and rundown process, in the bottom of tapered protrusion the oil resistant rubber packing ring is set, prevents from when tightening like this between the conical surface cooperating tension and be out of shape.Therefore, the utlity model has that processing technology is simple, the manufacturing cost is low, oil inlet passage is dredged easily beneficial effect after stopping up.
Claims (3)
1. the linkage structure of an oil injector body and fuel inlet fitting, comprise oil injector body (1) and fuel inlet fitting (2), be provided with oil inlet passage (3) in the described oil injector body, be provided with oil inlet hole (4) in the described fuel inlet fitting (2), it is characterized in that, described oil injector body (1) upper side is provided with the attachment hole (5) that is communicated with oil inlet passage (3), the attachment hole (5) of described fuel inlet fitting (2) one ends and oil injector body (1) side is located to removably connect, and the oil inlet hole (4) in the described fuel inlet fitting is communicated with described oil inlet passage (3).
2. the linkage structure of a kind of oil injector body according to claim 1 and fuel inlet fitting is characterized in that, described fuel inlet fitting (2) is located to be threaded with the attachment hole (5) of oil injector body (1) side.
3. the linkage structure of a kind of oil injector body according to claim 1 and 2 and fuel inlet fitting, it is characterized in that, the bottom of described attachment hole (5) is provided with pyramidal pits (6), and described fuel inlet fitting (2) is provided with the tapered protrusion (7) corresponding with pyramidal pits (6) with the end of the connecting end of oil injector body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420671 CN202756152U (en) | 2012-08-23 | 2012-08-23 | Connecting structure of oil atomizer body and oil inlet connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220420671 CN202756152U (en) | 2012-08-23 | 2012-08-23 | Connecting structure of oil atomizer body and oil inlet connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756152U true CN202756152U (en) | 2013-02-27 |
Family
ID=47735339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220420671 Expired - Fee Related CN202756152U (en) | 2012-08-23 | 2012-08-23 | Connecting structure of oil atomizer body and oil inlet connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024347A (en) * | 2017-05-28 | 2017-08-08 | 西安成立航空制造有限公司 | A kind of tangential nozzle high-pressure test tool and its adjustment method |
| CN107387278A (en) * | 2017-08-30 | 2017-11-24 | 河南柴油机重工有限责任公司 | A kind of common rail diesel engine high pressure fuel line connection |
-
2012
- 2012-08-23 CN CN 201220420671 patent/CN202756152U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024347A (en) * | 2017-05-28 | 2017-08-08 | 西安成立航空制造有限公司 | A kind of tangential nozzle high-pressure test tool and its adjustment method |
| CN107387278A (en) * | 2017-08-30 | 2017-11-24 | 河南柴油机重工有限责任公司 | A kind of common rail diesel engine high pressure fuel line connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150823 |
|
| EXPY | Termination of patent right or utility model |