CN207935023U - A kind of automatically controlled VE types dispensing pump - Google Patents
A kind of automatically controlled VE types dispensing pump Download PDFInfo
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- CN207935023U CN207935023U CN201820229017.8U CN201820229017U CN207935023U CN 207935023 U CN207935023 U CN 207935023U CN 201820229017 U CN201820229017 U CN 201820229017U CN 207935023 U CN207935023 U CN 207935023U
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- oil inlet
- oil
- pump
- automatically controlled
- fuel feed
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Abstract
The utility model discloses a kind of automatically controlled VE types dispensing pumps, automatically controlled VE types dispensing pump includes oil pump assy, oil inlet pipe and oil inlet screw, wherein, it is connected with oil inlet screw on the pump housing oil inlet of oil pump assy, oil inlet pipe one end is connected on oil inlet screw, the oil inlet pipe other end is connected with fuel tank, the pump head of oil pump assy is equipped with into solenoid, the oil inlet screw is internally provided with fuel feed hole, oil outlet and the pilot hole being set between fuel feed hole and oil outlet, in the oil inlet screw Fuel Cut Solenoid Valve is equipped with positioned at the top of pilot hole, the armature of Fuel Cut Solenoid Valve, which is set in the pilot hole, to be moved back and forth to be connected to or close between the fuel feed hole and oil outlet by oil inlet screw.Oil inlet screw designs are that can cut off the Fuel Cut Solenoid Valve of automatically controlled VE types dispensing pump oil inlet by the utility model; when the solenoid valve powers off; automatically controlled VE types dispensing pump oil inlet can be cut off, cooperation pump head oil inlet solenoid valve power-off oil-break can realize that automatically controlled VE types dispensing pump power-off makes engine quick shutdown.
Description
Technical field
The utility model discloses a kind of automatically controlled VE types dispensing pumps, belong to automatically controlled VE types dispensing pump field.
Background technology
Automatically controlled VE types dispensing pump is since application is with non-rice habitats engine, after a lot of oil pump power-off of Market Feedback, engine
The problem that cannot stop working.
Automatically controlled VE types dispensing pump stops oil using oil inlet solenoid valve control, into solenoid mounted in plunger distribution set oil inlet
Upper end when diesel engine starting, connects oil inlet power of electromagnetic valve, oil duct is made to open.When needing diesel engine to stop, if cut off into
Solenoid power supply, diesel engine were both stopped.But automatically controlled VE types dispensing pump high pressure chest is other than into oil circuit at solenoid, bavin
Oil can also enter from the draining square groove of plunger, and just having residual oil amount when control set is located at certain positions supplies diesel engine,
Diesel engine still low-speed running when automatically controlled VE types dispensing pump is powered off into solenoid is caused, can not be shut down.
Utility model content
In view of the above technical problems, the utility model proposes a kind of automatically controlled VE types dispensing pumps, it is therefore an objective to solve automatically controlled VE types
The problem that dispensing pump power-off engine does not stop working, engine quickly stops working after ensureing power cut-off.
Oil inlet screw designs are that can cut off the Fuel Cut Solenoid Valve of automatically controlled VE types dispensing pump oil inlet, the electromagnetism by the utility model
When valve powers off, automatically controlled VE types dispensing pump oil inlet can be cut off, cooperation pump head oil inlet solenoid valve power-off oil-break can realize automatically controlled VE types point
Make engine quick shutdown with pump power-off.
In order to achieve the above technical purposes, the utility model adopts the following technical solution：
A kind of automatically controlled VE types dispensing pump, including oil pump assy, oil inlet pipe and oil inlet screw, wherein the pump of oil pump assy
Oil inlet screw is connected on body oil inlet, oil inlet screw is connected by oil inlet pipe with fuel tank, the pump head of oil pump assy be equipped with into
Solenoid, the oil inlet screw are internally provided with fuel feed hole, oil outlet and the guiding being set between fuel feed hole and oil outlet
Hole, the fuel feed hole are connected with oil inlet pipe, and Fuel Cut Solenoid Valve, oil-break electricity are equipped with positioned at the top of pilot hole in the oil inlet screw
The armature of magnet valve, which is set in the pilot hole, to be moved back and forth to be connected to or close between the fuel feed hole and oil outlet by oil inlet screw
It closes, the aperture of pilot hole is more than fuel feed hole aperture and oil outlet aperture.
The fuel feed hole of the oil inlet screw is arranged on the side side wall of oil inlet screw, and oil outlet is set under fuel feed hole
Side and with the central axes coaxial arrangement of oil inlet screw, the pilot hole is set between fuel feed hole and oil outlet.
It is set to outside the armature between the fuel feed hole and oil outlet of oil inlet screw and is enclosed with sealing element.
The sealing element is rubber sleeve.
It is threadedly coupled between the oil inlet screw and the pump housing oil inlet of oil pump assy.
Advantageous effect：
A kind of automatically controlled VE types dispensing pump of the utility model, by increasing oil-break in automatically controlled VE types dispensing pump oil inlet screw
Solenoid valve designs, and oil pump oil inlet is cut off when power-off, and pump chamber pressure reduces rapidly, and makes plunger is oil-filled to reduce from the fuel feeding to engine
It reduces, while fuel injection timing can also be reduced, promote engine to stop working rapidly and ensure that the power-off of engine is flame-out.
It is designed in addition, the oil inlet screw of script is increased Fuel Cut Solenoid Valve by the utility model, has and facilitate installation, at low cost
Advantageous effect.
Description of the drawings
Fig. 1 is the structure total figure of the automatically controlled VE types dispensing pump of the utility model；
Fig. 2 is the structural schematic diagram of oil inlet screw in the utility model；
Wherein, 1 is oil inlet screw；1-1 is Fuel Cut Solenoid Valve binding post；1-2 is Fuel Cut Solenoid Valve coil；1-3 is armature；
1-4 is rubber sleeve；1-5 is fuel feed hole；1-6 is oil outlet；2 be oil inlet pipe；3 be oil pump assy；4 be pump head；5 be into electromagnetic oil
Valve.
Specific implementation mode
With reference to the accompanying drawings of the specification and specific embodiment makees further specifically the technical solution of the utility model
It is bright.
As shown in Fig. 1 ~ Fig. 2, a kind of automatically controlled VE types dispensing pump, including oil pump assy 3, oil inlet pipe 2 and oil inlet screw 1,
Wherein, it is connected with oil inlet screw 1 on the pump housing oil inlet of oil pump assy 3, oil inlet screw 1 is connected by oil inlet pipe 2 with fuel tank, oil
The pump head of pump assembly 3 is equipped with into solenoid 5, and the oil inlet screw 1 is internally provided with fuel feed hole 1-5, oil outlet 1-6 and sets
The pilot hole being placed between fuel feed hole and oil outlet, the fuel feed hole and oil inlet pipe 2 connect, and are located in the oil inlet screw 1 and lead
It is equipped with Fuel Cut Solenoid Valve to the top in hole, the armature of Fuel Cut Solenoid Valve, which is set in the pilot hole, to be moved back and forth with will be into whelk
It is connected to or closes between the fuel feed hole and oil outlet of nail.
Further preferred, the oil inlet of the oil inlet screw 1 as the automatically controlled VE types dispensing pump technical solution of the utility model
Hole is arranged on the side side wall of oil inlet screw 1, oil outlet 1-6 be set to the lower section of fuel feed hole 1-5 and with oil inlet screw 1
Central axes coaxial arrangement, is arranged the pilot hole between fuel feed hole 1-5 and oil outlet 1-6, the aperture of pilot hole is more than fuel feed hole
Aperture and oil outlet aperture.
As the further preferred of the automatically controlled VE types dispensing pump technical solution of the utility model, be set to oil inlet screw 1 into
Rubber sleeve is wrapped up outside armature between oilhole and oil outlet.
As the further preferred of the automatically controlled VE types dispensing pump technical solution of the utility model, the oil inlet screw 1 and described
It is threadedly coupled between the pump housing oil inlet of oil pump assy 3.
The flameout method of automatically controlled VE types dispensing pump described in the utility model, when oil pump powers off, the oil inlet on oil pump pump head
Fuel Cut Solenoid Valve simultaneously closes off on solenoid valve and oil inlet screw, even if entering from plunger drain tap there are diesel oil and spraying into engine
In, since the pump housing oil inlet of oil pump assy 3 is closed by Fuel Cut Solenoid Valve, pump chamber pressure reduces rapidly, and makes the oil-filled reduction of plunger,
To be reduced to the fuel feeding of engine, engine stops working rapidly.
A kind of automatically controlled VE types dispensing pump of the utility model, it is disconnected by increasing on automatically controlled VE types dispensing pump oil inlet screw
Solenoid cuts off oil pump oil inlet when power-off, and pump chamber pressure reduces rapidly, and makes plunger is oil-filled to reduce to the fuel feeding to engine
It reduces, while fuel injection timing can also be reduced, promote engine to stop working rapidly and ensure that the power-off of engine is flame-out.
In addition, the oil inlet screw of script is increased Fuel Cut Solenoid Valve by the utility model, has and facilitate installation, at low cost have
Beneficial effect.
Claims (4)
1. a kind of automatically controlled VE types dispensing pump, which is characterized in that including oil pump assy, oil inlet pipe and oil inlet screw, wherein oil pump
Oil inlet screw is connected on the pump housing oil inlet of assembly, oil inlet screw is connected by oil inlet pipe with fuel tank, the pump head of oil pump assy
Be equipped with into solenoid, the oil inlet screw be internally provided with fuel feed hole, oil outlet and be set to fuel feed hole and oil outlet it
Between pilot hole, the fuel feed hole connects with oil inlet pipe, and oil-break electromagnetism is equipped with positioned at the top of pilot hole in the oil inlet screw
Valve, the armature of Fuel Cut Solenoid Valve, which is set in the pilot hole, to be moved back and forth between the fuel feed hole and oil outlet by oil inlet screw
Connection is closed；The aperture of pilot hole is more than fuel feed hole aperture and oil outlet aperture.
2. automatically controlled VE types dispensing pump according to claim 1, which is characterized in that the fuel feed hole setting of the oil inlet screw exists
On the side side wall of oil inlet screw, oil outlet is set to the lower section of fuel feed hole and the central axes coaxial arrangement with oil inlet screw,
The pilot hole is set between fuel feed hole and oil outlet.
3. automatically controlled VE types dispensing pump according to claim 1, which is characterized in that be set to the fuel feed hole of oil inlet screw and go out
It is enclosed with sealing element outside armature between oilhole.
4. automatically controlled VE types dispensing pump according to claim 3, which is characterized in that the sealing element is rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820229017.8U CN207935023U (en) | 2018-02-09 | 2018-02-09 | A kind of automatically controlled VE types dispensing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820229017.8U CN207935023U (en) | 2018-02-09 | 2018-02-09 | A kind of automatically controlled VE types dispensing pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935023U true CN207935023U (en) | 2018-10-02 |
Family
ID=63652217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820229017.8U Active CN207935023U (en) | 2018-02-09 | 2018-02-09 | A kind of automatically controlled VE types dispensing pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194239A (en) * | 2018-02-09 | 2018-06-22 | 南京威孚金宁有限公司 | A kind of automatically controlled VE types dispensing pump and its flameout method |
-
2018
- 2018-02-09 CN CN201820229017.8U patent/CN207935023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108194239A (en) * | 2018-02-09 | 2018-06-22 | 南京威孚金宁有限公司 | A kind of automatically controlled VE types dispensing pump and its flameout method |
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