CN204941749U - A kind of fuel pump - Google Patents
A kind of fuel pump Download PDFInfo
- Publication number
- CN204941749U CN204941749U CN201520736498.8U CN201520736498U CN204941749U CN 204941749 U CN204941749 U CN 204941749U CN 201520736498 U CN201520736498 U CN 201520736498U CN 204941749 U CN204941749 U CN 204941749U
- Authority
- CN
- China
- Prior art keywords
- connecting sleeve
- pump housing
- temperature transducer
- positioning seat
- mounting hole
- 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
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- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
The utility model relates to a kind of fuel pump, include upper cover, the pump housing, oil inlet pipe, oil outlet tube, the temperature transducer for detecting oil liquid temperature is also provided with in the pump housing, the pump housing is provided with mounting hole, described temperature transducer is plugged in mounting hole, described temperature transducer is arranged with plastics connecting sleeve, the shell of temperature transducer and plastics connecting sleeve screw-thread fit, seal between described connecting sleeve and mounting hole madial wall and arrange, the outboard end of described connecting sleeve is provided with plastics positioning seat, the face, outer ring of described positioning seat is provided with projection, the described pump housing is provided with the locating slot inserted for positioning seat, the inwall of described locating slot is provided with draw-in groove, described projection is fastened on formation connecting sleeve in draw-in groove and is connected with the buckle of the pump housing.Adopt technique scheme, the utility model provides a kind of fuel pump, and it makes the easier for installation of temperature transducer, and good airproof performance, there will not be fluid to leak phenomenon.
Description
Technical field
The utility model relates to a kind of pump, particularly a kind of fuel pump.
Background technique
Existing a kind of fuel pump, include upper cover, the pump housing, oil inlet pipe, oil outlet tube, described oil inlet pipe one end is plugged in and covers, the other end extends in the pump housing, described oil outlet tube one end is plugged in and covers, the other end also extends in the pump housing, oil inlet pipe is provided with pressure regulator valve, the fuel level sensor for detecting Height of oil is provided with in the described pump housing, the temperature transducer for detecting oil liquid temperature is also provided with in the described pump housing, at present, for the installation of temperature transducer, it generally needs to be fixed by mounting bracket, it installs trouble, complex structure, and, sealing effect is poor.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art, the utility model provides a kind of fuel pump, and it makes the easier for installation of temperature transducer, and good airproof performance, there will not be fluid to leak phenomenon.
The technical solution of the utility model: a kind of fuel pump, include upper cover, the pump housing, oil inlet pipe, oil outlet tube, described oil inlet pipe one end is plugged in and covers, the other end extends in the pump housing, described oil outlet tube one end is plugged in and covers, the other end also extends in the pump housing, oil inlet pipe is provided with pressure regulator valve, the fuel level sensor for detecting Height of oil is provided with in the described pump housing, the temperature transducer for detecting oil liquid temperature is also provided with in the described pump housing, it is characterized in that: the described pump housing is provided with mounting hole, described temperature transducer is plugged in mounting hole, described temperature transducer is arranged with plastics connecting sleeve, the shell of temperature transducer and plastics connecting sleeve screw-thread fit, seal between described connecting sleeve and mounting hole madial wall and arrange, the outboard end of described connecting sleeve is provided with plastics positioning seat, the face, outer ring of described positioning seat is provided with projection, the described pump housing is provided with the locating slot inserted for positioning seat, the inwall of described locating slot is provided with draw-in groove, described projection is fastened on formation connecting sleeve in draw-in groove and is connected with the buckle of the pump housing.
Adopt technique scheme, the positioning seat that plastics are made, can when snapping in the projection on positioning seat in draw-in groove, and positioning seat easily produces distortion, and buckle is convenient; When needs mounting temperature sensor, temperature transducer is first screwed in connecting sleeve, then by connecting sleeve, positioning seat, temperature transducer entirety and pump housing buckle; When needs dismounting temperature transducer, by after connecting sleeve, positioning seat, temperature transducer integral demounting, then temperature transducer can be screwed out connecting sleeve, its installation, convenient disassembly; Seal between connecting sleeve and mounting hole madial wall and arrange, make good airproof performance, there will not be fluid to leak phenomenon.
Further setting of the present utility model: described positioning seat includes the pedestal of the outboard end being arranged on connecting sleeve, the sidewall of pedestal extends internally by positioning ring, be provided with gap between positioning ring and the sidewall of connecting sleeve, described projection is located on the face, outer ring of positioning ring.
Adopt above-mentioned further setting, this positioning seat set-up mode, owing to being provided with gap between positioning ring and the sidewall of connecting sleeve, like this when the projection on positioning ring being snapped in draw-in groove, positioning ring has enough spaces to produce distortion, makes it easier for installation.
Setting further more of the present utility model: the madial wall of described mounting hole is provided with annular seal groove, is embedded with seal ring in described seal groove.
Adopt and above-mentionedly to arrange further again, form the sealing between connecting sleeve and mounting hole madial wall by seal ring, easy for installation, good sealing effect, structure is simple.
Further setting more of the present utility model: described oil inlet pipe is that steel material is made, and is arranged with spring outside oil inlet pipe, and described oil outlet tube is flexible pipe.
Adopt and above-mentionedly further to arrange again, this oil inlet pipe arranges and can facilitate setting pressure modulating valve, and the spring of setting can protect oil inlet pipe, prevents it from damaging; This oil outlet tube is arranged, and according to installation environment, can change its shape, easier for installation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment;
I part partial enlarged drawing in Fig. 2 Fig. 1.
Embodiment
As Fig. 1, shown in 2, a kind of fuel pump, include upper cover 1, the pump housing 2, oil inlet pipe 3, oil outlet tube 4, described oil inlet pipe 3 one end is plugged on upper cover 1, the other end extends in the pump housing 2, described oil outlet tube 4 one end is plugged on upper cover 1, the other end also extends in the pump housing 2, oil inlet pipe 3 is provided with pressure regulator valve 5, the fuel level sensor 6 for detecting Height of oil is provided with in the described pump housing 2, the temperature transducer 7 for detecting oil liquid temperature is also provided with in the described pump housing 2, the described pump housing 2 is provided with mounting hole 21, described temperature transducer 7 is plugged in mounting hole 21, described temperature transducer 7 is arranged with plastics connecting sleeve 8, the shell of temperature transducer 7 and plastics connecting sleeve 8 screw-thread fit, seal between described connecting sleeve 8 and mounting hole madial wall and arrange, the outboard end of described connecting sleeve 8 is provided with plastics positioning seat 9, the face, outer ring of described positioning seat 9 is provided with protruding 10, the described pump housing 2 is provided with the locating slot 22 inserted for positioning seat 9, the inwall of described locating slot 22 is provided with draw-in groove 23, described projection 10 is fastened on formation connecting sleeve 8 in draw-in groove 23 and is connected with the buckle of the pump housing 2.Wherein, the positioning seat 9 that plastics are made, can when snapping in the projection 10 on positioning seat 9 in draw-in groove 23, and positioning seat 9 easily produces distortion, and buckle is convenient; When needs mounting temperature sensor 7, temperature transducer 7 is first screwed in connecting sleeve 8, then by connecting sleeve 8, positioning seat 9, temperature transducer 7 entirety and the pump housing 2 buckle; When needs dismounting temperature transducer 7, by after connecting sleeve 8, positioning seat 9, temperature transducer 7 integral demounting, then temperature transducer 7 can be screwed out connecting sleeve 8, its installation, convenient disassembly; Seal between connecting sleeve 8 and mounting hole madial wall and arrange, make good airproof performance, there will not be fluid to leak phenomenon.
In the utility model specific embodiment, described positioning seat 9 includes the pedestal 91 of the outboard end being arranged on connecting sleeve 8, the sidewall of pedestal 91 extends internally by positioning ring 92, be provided with gap between the sidewall of positioning ring 92 and connecting sleeve 8, described projection 10 is located on the face, outer ring of positioning ring 92.This positioning seat 9 set-up mode, owing to being provided with gap between positioning ring 92 and the sidewall of connecting sleeve 8, like this when the projection 10 on positioning ring 92 being snapped in draw-in groove 23, positioning ring 92 has enough spaces to produce distortion, makes it easier for installation.
In the utility model specific embodiment, the madial wall of described mounting hole 21 is provided with annular seal groove 211, is embedded with seal ring 20 in described seal groove 211.Form the sealing between connecting sleeve 8 and mounting hole 21 madial wall by seal ring 20, easy for installation, good sealing effect, structure is simple.
In the utility model specific embodiment, described oil inlet pipe 3 is made for steel material, and be arranged with spring 30 outside oil inlet pipe 3, described oil outlet tube 4 is flexible pipe.This oil inlet pipe 3 arranges and can facilitate setting pressure modulating valve 5, and the spring 30 of setting can protect oil inlet pipe 3, prevents it from damaging; This oil outlet tube 4 is arranged, and according to installation environment, can change its shape, easier for installation.
Claims (4)
1. a fuel pump, include upper cover, the pump housing, oil inlet pipe, oil outlet tube, described oil inlet pipe one end is plugged in and covers, the other end extends in the pump housing, described oil outlet tube one end is plugged in and covers, the other end also extends in the pump housing, oil inlet pipe is provided with pressure regulator valve, the fuel level sensor for detecting Height of oil is provided with in the described pump housing, the temperature transducer for detecting oil liquid temperature is also provided with in the described pump housing, it is characterized in that: the described pump housing is provided with mounting hole, described temperature transducer is plugged in mounting hole, described temperature transducer is arranged with plastics connecting sleeve, the shell of temperature transducer and plastics connecting sleeve screw-thread fit, seal between described connecting sleeve and mounting hole madial wall and arrange, the outboard end of described connecting sleeve is provided with plastics positioning seat, the face, outer ring of described positioning seat is provided with projection, the described pump housing is provided with the locating slot inserted for positioning seat, the inwall of described locating slot is provided with draw-in groove, described projection is fastened on formation connecting sleeve in draw-in groove and is connected with the buckle of the pump housing.
2. fuel pump according to claim 1, it is characterized in that: described positioning seat includes the pedestal of the outboard end being arranged on connecting sleeve, the sidewall of pedestal extends internally by positioning ring, be provided with gap between positioning ring and the sidewall of connecting sleeve, described projection is located on the face, outer ring of positioning ring.
3. fuel pump according to claim 1 and 2, is characterized in that: the madial wall of described mounting hole is provided with annular seal groove, is embedded with seal ring in described seal groove.
4. fuel pump according to claim 1 and 2, is characterized in that: described oil inlet pipe is that steel material is made, and is arranged with spring outside oil inlet pipe, and described oil outlet tube is flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736498.8U CN204941749U (en) | 2015-09-22 | 2015-09-22 | A kind of fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736498.8U CN204941749U (en) | 2015-09-22 | 2015-09-22 | A kind of fuel pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204941749U true CN204941749U (en) | 2016-01-06 |
Family
ID=55009188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520736498.8U Expired - Fee Related CN204941749U (en) | 2015-09-22 | 2015-09-22 | A kind of fuel pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204941749U (en) |
-
2015
- 2015-09-22 CN CN201520736498.8U patent/CN204941749U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160106 Termination date: 20160922 |