CN206522496U - A kind of automobile-used relief valve unit - Google Patents
A kind of automobile-used relief valve unit Download PDFInfo
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- CN206522496U CN206522496U CN201720003623.3U CN201720003623U CN206522496U CN 206522496 U CN206522496 U CN 206522496U CN 201720003623 U CN201720003623 U CN 201720003623U CN 206522496 U CN206522496 U CN 206522496U
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- outlet
- automobile
- relief valve
- valve unit
- import
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Abstract
The utility model discloses a kind of automobile-used relief valve unit, it is desirable to provide a kind of not only efficiency of assembling is high, and secondary dismounting is easy to maintenance, and can coordinate with fast nylon tube of inserting, cost-effective automobile-used relief valve unit.It includes decompression valve body and the pressure-reducing valve import being arranged on decompression valve body and decompression valve outlet, and the pressure-reducing valve import is provided with push-in inlet union, and the decompression valve outlet is provided with tight-holding type outlet connection, and the push-in inlet union includes grafting straight tube；The tight-holding type outlet connection includes anchor ear, outlet connecting pipe and the annular anchor ear stopper slot being arranged on outlet connecting pipe lateral surface.
Description
Technical field
The utility model is related to a kind of relief valve unit, and in particular to the car applied on a kind of pipeline of automotive fuel oil system
Use relief valve unit.
Background technology
Plug in nylon tube is widely used as the pipeline of fuel system soon at present, but orthodox car fuel system
The inlet end for the automobile-used relief valve unit applied on pipeline and outlet side use screw fastening structure, i.e., automobile-used pressure-reducing valve
The inlet end of device and outlet side are connected using the connected mode of screw threads for fastening with pipeline, and this not only causes and automobile-used decompression
The pipeline that valve gear coordinates must use metal high voltage pipeline, and plugging in nylon tube soon can not be applied on automobile-used relief valve unit, no
Beneficial to reducing cost, and relief valve unit is connected with pipeline by the way of screw threads for fastening connection and there is the Screw assembly time
Long, efficiency of assembling is low, the problem of secondary dismounting maintenance difficult.
Utility model content
The purpose of this utility model is that there is provided a kind of not only efficiency of assembling in order to overcome the deficiencies in the prior art
Height, secondary dismounting is easy to maintenance, and can coordinate with fast nylon tube of inserting, cost-effective automobile-used relief valve unit.
The technical solution of the utility model is：
A kind of automobile-used relief valve unit, including decompression valve body and be arranged on decompression valve body on pressure-reducing valve import with subtracting
Pressure valve is exported, and the pressure-reducing valve import is provided with push-in inlet union, and the decompression valve outlet is provided with tight-holding type outlet connection,
The push-in inlet union includes grafting straight tube；The tight-holding type outlet connection includes anchor ear, outlet connecting pipe and is arranged on
Annular anchor ear stopper slot on outlet connecting pipe lateral surface.The automobile-used relief valve unit of this programme and the efficiency of assembling of pipeline are high,
Secondary dismounting is easy to maintenance, and can coordinate with fast nylon tube of inserting, cost-effective.
Preferably, tight-holding type outlet connection also includes the outlet male connection for being arranged on outlet connecting pipe one end, institute
State and be connected through a screw thread between outlet male connection and decompression valve outlet.This programme structure is easy to the reality of automobile-used relief valve unit
Border processing and fabricating.
Preferably, one end of outlet connecting pipe is provided with tapered sleeve is oriented to, the guiding tapered sleeve is with exporting male connection position
In the opposite end of outlet connecting pipe, the external diameter of the guiding tapered sleeve from the end of guiding tapered sleeve toward outlet connecting pipe direction gradually
Increase.The guide cone set of this programme is conducive to pipeline to coordinate with outlet connecting pipe, assembling.
Preferably, push-in inlet union also includes the import male connection for being arranged on grafting straight tube one end, it is described
It is connected through a screw thread between import male connection and pressure-reducing valve import.This programme structure is easy to the reality of automobile-used relief valve unit
Processing and fabricating.
Preferably, end face of the end face outward flange of grafting straight tube provided with the grafting straight tube where chamfering, and the chamfering
It is located at the opposite end of grafting straight tube with import male connection.The chamfering of this programme is conducive to pipeline and grafting straight tube to coordinate,
Assembling.
Preferably, import male connection includes import male-pipe and import turret head.
Preferably, outlet male connection includes outlet male-pipe and outlet turret head.
Preferably, the lateral surface of grafting straight tube is provided with annular stop block.
Preferably, grafting straight tube is metal tube.
Preferably, outlet connecting pipe is metal tube.
The beneficial effects of the utility model are：High with the efficiency of assembling with pipeline, secondary dismounting is easy to maintenance, and can
To coordinate with fast nylon tube of inserting, the characteristics of cost-effective.
Brief description of the drawings
Fig. 1 is a kind of structural representation of automobile-used relief valve unit of the present utility model.
Fig. 2 is a kind of structural representation of push-in inlet union of the present utility model.
Fig. 3 is a kind of structural representation of tight-holding type outlet connection of the present utility model.
In figure：Depressurize valve body 1, push-in inlet union 2, grafting straight tube 21, chamfering 22, annular stop block 23, outer spiral shell
Line joint 24, import male-pipe 241, import turret head 242, tight-holding type outlet connection 3, outlet connecting pipe 31, guiding tapered sleeve
32nd, annular anchor ear stopper slot 33, outlet male connection 34, outlet male-pipe 342, outlet turret head 341.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings：
As shown in figure 1, the decompression that a kind of automobile-used relief valve unit includes decompression valve body 1 and is arranged on decompression valve body
Valve import and decompression valve outlet.Pressure-reducing valve import is provided with push-in inlet union 2.Decompression valve outlet connects provided with tight-holding type outlet
First 3.
Push-in inlet union includes grafting straight tube 21 and is arranged on the import male connection 24 of grafting straight tube one end.Insert
The lateral surface for connecing straight tube is provided with annular stop block 23.The end face outward flange of grafting straight tube is provided with chamfering 22, and the chamfering institute
End face and the import male connection of grafting straight tube be located at the opposite end of grafting straight tube.Import male connection include into
Interface external thread pipe 241 and import turret head 242.Grafting straight tube is integrated machine-shaping structure with import male connection.Grafting
Straight tube is metal tube.It is connected through a screw thread between import male connection and pressure-reducing valve import.
Tight-holding type outlet connection includes anchor ear, outlet connecting pipe 31, the annular being arranged on outlet connecting pipe lateral surface and embraced
Hoop stopper slot 33 and the outlet male connection 34 for being arranged on outlet connecting pipe one end.One end of outlet connecting pipe is provided with guide cone
Set 32.It is oriented to the opposite end that tapered sleeve is located at outlet connecting pipe with outlet male connection.The external diameter of tapered sleeve is oriented to by guide cone
The end of set（It is oriented to the outer end of tapered sleeve）Gradually increase toward outlet connecting pipe direction.Exporting male connection is included outside outlet
Screwed pipe 342 and outlet turret head 341.Outlet connecting pipe is integrated machine-shaping structure with outlet male connection.Outlet connects
Take over as metal tube.It is connected through a screw thread between outlet male connection and decompression valve outlet.
Automobile-used relief valve unit of the present utility model is specifically used as follows with pipeline cooperation：
The fast spigot joint of the grafting straight tube of push-in inlet union and fast slotting nylon tube end coordinates（Nylon is inserted using fast
Pipe as the fuel system coordinated with automobile-used relief valve unit pipeline）, i.e., grafting straight tube is inserted directly into slotting nylon pipe end soon
The fast spigot joint in portion, annular stop block is used for the position of spacing grafting straight tube.Push-in inlet union and slotting nylon soon
Easy to assembly, efficiency of assembling between pipe is high, and secondary dismounting is easy to maintenance.
The outlet connecting pipe and nylon tube of tight-holding type outlet connection（Or other flexible pipes）Coordinate（Nylon tube subtracts as with automobile-used
The pipeline for the fuel system that pressure valve device coordinates）, nylon tube is inserted by being oriented to tapered sleeve by outlet connecting pipe, then passes through anchor ear
By nylon tube banding on outlet connecting pipe, and anchor ear coordinates with annular anchor ear stopper slot, prevents clip with nylon tube in fixation
After come off.Tight-holding type outlet connection coordinates easy to assembly, efficiency of assembling high with nylon tube, and secondary dismounting is easy to maintenance.
Claims (10)
1. a kind of automobile-used relief valve unit, including decompression valve body（1）And be arranged on decompression valve body on pressure-reducing valve import with
Valve outlet is depressurized, it is characterized in that, the pressure-reducing valve import is provided with push-in inlet union（2）, it is described decompression valve outlet be provided with
Tight-holding type outlet connection（3）, the push-in inlet union include grafting straight tube（21）；The tight-holding type outlet connection includes embracing
Hoop, outlet connecting pipe（31）And it is arranged on the annular anchor ear stopper slot on outlet connecting pipe lateral surface（33）.
2. a kind of automobile-used relief valve unit according to claim 1, it is characterized in that, the tight-holding type outlet connection also includes
It is arranged on the outlet male connection of outlet connecting pipe one end（34）, it is described to export logical between male connection and decompression valve outlet
Cross threaded connection.
3. a kind of automobile-used relief valve unit according to claim 2, it is characterized in that, one end of the outlet connecting pipe is provided with
It is oriented to tapered sleeve（32）, it is described to be oriented to the opposite end that tapered sleeve is located at outlet connecting pipe with outlet male connection, the guide cone
The external diameter of set is gradually increased from the end of guiding tapered sleeve toward outlet connecting pipe direction.
4. a kind of automobile-used relief valve unit according to claim 1 or 2 or 3, it is characterized in that, the push-in inlet union
Also include the import male connection for being arranged on grafting straight tube one end（24）, the import male connection and pressure-reducing valve import it
Between be connected through a screw thread.
5. a kind of automobile-used relief valve unit according to claim 4, it is characterized in that, outside the end face of the grafting straight tube
Edge is provided with chamfering（22）, and the end face of the grafting straight tube where the chamfering is located at the relative of grafting straight tube with import male connection
Two ends.
6. a kind of automobile-used relief valve unit according to claim 4, it is characterized in that, the import male connection include into
Interface external thread pipe（241）And import turret head（242）.
7. a kind of automobile-used relief valve unit according to Claims 2 or 3, it is characterized in that, the outlet male connection bag
Include interface external thread pipe（342）And outlet turret head（341）.
8. a kind of automobile-used relief valve unit according to claim 1 or 2 or 3, it is characterized in that, the outside of the grafting straight tube
Face is provided with annular stop block（23）.
9. a kind of automobile-used relief valve unit according to claim 1 or 2 or 3, it is characterized in that, the grafting straight tube is metal
Pipe.
10. a kind of automobile-used relief valve unit according to claim 1 or 2 or 3, it is characterized in that, the outlet connecting pipe is
Metal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003623.3U CN206522496U (en) | 2017-01-03 | 2017-01-03 | A kind of automobile-used relief valve unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720003623.3U CN206522496U (en) | 2017-01-03 | 2017-01-03 | A kind of automobile-used relief valve unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206522496U true CN206522496U (en) | 2017-09-26 |
Family
ID=59889726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720003623.3U Active CN206522496U (en) | 2017-01-03 | 2017-01-03 | A kind of automobile-used relief valve unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206522496U (en) |
-
2017
- 2017-01-03 CN CN201720003623.3U patent/CN206522496U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Shufu Inventor after: Chen Yujuan Inventor after: Jiang Ming Inventor before: Chen Yujuan Inventor before: Jiang Ming |
|
| CB03 | Change of inventor or designer information |