CN206495759U - A kind of HTHP plunger pump - Google Patents
A kind of HTHP plunger pump Download PDFInfo
- Publication number
- CN206495759U CN206495759U CN201720154085.8U CN201720154085U CN206495759U CN 206495759 U CN206495759 U CN 206495759U CN 201720154085 U CN201720154085 U CN 201720154085U CN 206495759 U CN206495759 U CN 206495759U
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- Prior art keywords
- oil
- pipe
- solenoid valve
- cooler
- pump
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Abstract
The utility model discloses a kind of HTHP plunger pump, it includes base and motor and the pump housing on base, and one end of the pump housing is power end, and the other end is fluid end；The bottom of the power end is offered to be provided with and its internal oil inlet connected with its internal oil-out connected, top；The oil-out is connected by fuel sucking pipe with the import of oil pump, and the outlet of the oil pump is connected by oil exit pipe with the import of cooler, and the outlet of the cooler is connected by oil cooling service pipe with oil inlet, it is characterised in that：It is provided with the oil exit pipe on inlet solenoid valve, oil cooling service pipe and outlet solenoid valve is installed；The front end of the inlet solenoid valve is connected with the rear end of outlet solenoid valve by bypassing oil pipe, and bypass solenoid valve is provided with the bypass oil pipe；The inlet solenoid valve, outlet solenoid valve, bypass solenoid valve, cooler are electrically connected with the controller；The power end is provided with temperature sensor, and the temperature sensor is electrically connected with the controller；The utility model has excellent energy-saving effect.
Description
Technical field
The utility model is related to liquid delivery pump technical field, and in particular to a kind of HTHP plunger pump.
Background technology
The use pressure of HTHP plunger pump is general between 10MPa~100MPa.It belongs to positive displacement pump, by work
Make the volume cyclically-varying in chamber to reach the purpose of conveying liquid.It is widely used in high pressure, big flow and flow needs
The occasion of regulation, hydraulic press, engineering machinery, oil field etc..At present, HTHP plunger pump is main by power end, fluid end
With lubrication oil circulation cooling system composition, power end be used for the energy of prime mover is transmitted to fluid end, mainly include crankcase and
Installed in bent axle, many connecting rods, many crossheads and multiple crosshead pins inside crankcase；Fluid end is used to provide power end
Mechanical energy be converted to liquid pressure energy.Lubrication oil circulation cooling system is then used to be circulated the lubricating oil inside power end
Cooling, to prevent its internal each part because temperature is too high and breaks down.
Lubrication oil circulation cooling system includes fuel sucking pipe, oil pump, oil exit pipe, filter, cooler, oil cooling service pipe.High temperature
The oil-out and oil inlet connected with working chamber is provided with the housing of high-pressure plunger pump power end；One end connection of fuel sucking pipe is dynamic
The oil-out at power end, the other end connects the import of oil pump；One end of oil exit pipe connects the outlet of oil pump, other end connection cooling
Device；One end of oil cooling service pipe connects the outlet of cooler, and the other end connects the oil inlet of power end；Filter is arranged on cooling oil
Guan Shang.
In the process of running, the high temperature grease inside power end is constantly sucked oil pump to plunger pump by oil pump by fuel sucking pipe
Inside, is then cooled down through cooler, and the lubricating oil after cooling enters work after filter filters out impurity by oil inlet
Make chamber, so as to realize that closed cycle is cooled down.The lubricating oil cooling system can be cooled down lubricating oil, be prevented inside power end
Part temperatures it is too high influence plunger pump safety in operation.But, during plunger pump operation, cooler is also constantly in operation shape
State, consumes more electric energy, it is impossible to adapt to the energy-saving and emission-reduction requirement of current governmental proposition.
Utility model content
Technical problem to be solved in the utility model is that there is provided a kind of energy-saving effect is preferable for the situation of prior art
HTHP plunger pump.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：A kind of HTHP plunger pump, it is wrapped
Base and motor and the pump housing on base are included, one end of the pump housing is power end, and the other end is fluid end；The power end
Bottom offer and its internal oil-out connect, oil inlet that top is provided with and connected inside it；The oil-out leads to
Cross fuel sucking pipe with the import of oil pump to be connected, the outlet of the oil pump is connected by oil exit pipe with the import of cooler, the cooler
Outlet is connected by oil cooling service pipe with oil inlet, it is characterised in that：Inlet solenoid valve, oil cooling service pipe are installed on the oil exit pipe
On outlet solenoid valve is installed；The front end of the inlet solenoid valve is connected with the rear end of outlet solenoid valve by bypassing oil pipe, should
Bypass solenoid valve is installed on bypass oil pipe；The inlet solenoid valve, outlet solenoid valve, bypass solenoid valve, cooler and control
Device is electrically connected；The power end is provided with temperature sensor, and the temperature sensor is electrically connected with the controller.
Filter is installed on oil exit pipe between the bypass oil pipe and the joint and the oil pump of oil exit pipe.
Filter is installed in oil pump rear end, the impurity in lubricating oil can be filtered out, it is ensured that flowing into the lubricating oil of cooler and power end is
Clean, further extend the service life of cooler and plunger pump.
It is provided with oil cooling service pipe between the bypass oil pipe and the joint and oil inlet of oil cooling service pipe unidirectional
Valve.Check valve is installed in the oil inlet front end of power end, lubricating oil adverse current, protection system safety can be prevented.
The cooler is high temperature Cool oil machine.
After structure of the present utility model, according to the temperature inside power end different coolings can be selected to be recycled back to
Road, when the temperature inside power end is higher than some value, lubricating oil is cooled down by cooler；When internal temperature is less than certain
During individual value, cooler is closed, and lubricating oil returns to power end through bypassing oil pipe.Running status phase is constantly in existing cooler
Than the effect with energy-conservation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model control principle drawing.
Embodiment
The utility model is described in further detail in conjunction with accompanying drawing.
In description of the present utility model, it is to be understood that term " on ", " in ", " under ", "front", "rear", " left side ",
The indicating position such as " right side ", " interior ", " outer " or position relationship are to be based on orientation shown in the drawings or position relationship, are for the ease of retouching
State, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
Fig. 1, Fig. 2 show a kind of embodiment of the present utility model, and it includes base 1 and the electricity on base 1
Machine 3 and the pump housing.One end of the pump housing is power end 6, and the other end is fluid end 7；It is provided with the driven shaft of power end 6 from belt pulley
5, it should be connected from belt pulley 5 by belt 4 with the main pulley installed in the output shaft of motor 3.Motor 3 passes through motor mounting rack
2 are arranged on base 1.
The bottom of power end 6 offer with its internal oil-out 9 connected, the top of power end 6 be provided with inside it
The oil inlet 17 of connection.Oil-out 9 is connected by fuel sucking pipe 21 with the import of oil pump 10, and the outlet of the oil pump 10 passes through oil exit pipe
12 are connected with the import of cooler 8, and the outlet of the cooler 8 is connected by oil cooling service pipe 13 with oil inlet 17.Cooler 8 can be with
It is high temperature Cool oil machine or air cooled chiller.
It is provided with oil exit pipe 12 on inlet solenoid valve 11, oil cooling service pipe 13 and outlet solenoid valve 14 is installed.Oil exit pipe 12
Connected with oil cooling service pipe 13 by bypassing oil pipe, the joint of bypass oil pipe and oil exit pipe 12 is located at before inlet solenoid valve 11
The joint of end, bypass oil pipe and oil cooling service pipe 13, which is located on the rear end of outlet solenoid valve 14, bypass oil pipe, is provided with bypass electricity
Magnet valve 15.Inlet solenoid valve 11, outlet solenoid valve 14, bypass solenoid valve 15, cooler 8 are electrically connected with controller 20, import electricity
Magnet valve 11, outlet solenoid valve 14, the opening and closing of bypass solenoid valve 15 are controlled by controller 20.
Filter 18 is installed on oil exit pipe 12 between bypass oil pipe and the joint and oil pump 10 of oil exit pipe 12.
Filter can filter out the impurity in lubricating oil, it is ensured that it is clean to enter cooler with the lubricating oil inside power end.
List is installed on oil cooling service pipe 13 between bypass oil pipe and the joint and oil inlet 17 of oil cooling service pipe 13
To valve 19.Lubricating oil adverse current can be prevented by installing check valve.
Power end 6 is provided with temperature sensor 16, and the temperature sensor 16 is electrically connected with the controller.Temperature sensor 16 will
The temperature of the power end collected is transferred to controller.
The utility model can select the pipeline of lubricating oil cooling circulation according to the temperature inside power end.It is introduced below
The endless form of lubricating oil：During machine startup, controller control bypass solenoid valve is opened, inlet solenoid valve, outlet solenoid valve, cold
But device is closed, and lubricating oil comes out from oil-out, is entered by oil pump, filter, bypass solenoid valve inside power end.
When the temperature that temperature sensor detects power end is higher than some value (such as 50 DEG C), controller controls inlet solenoid valve, gone out
Mouth magnetic valve, cooler are opened, and close bypass solenoid valve, and lubricating oil out enters cold from oil-out by oil pump, filter
But device, enters back into the inside of power end after cooling.After cooling through subcooler for a period of time, the temperature inside power end
When being down to some value (such as 40 DEG C), inlet solenoid valve, outlet solenoid valve, cooler are closed, bypass solenoid valve, lubricating oil is opened
Enter through bypassing oil pipe inside power end.Using after this structure, the temperature inside power end is just opened when being higher than some setting value
Dynamic cooler, compared with existing cooler is constantly in running status, the effect with energy-conservation.
The utility model and embodiments thereof are described above, this description is no restricted, shown in accompanying drawing
Be also one of embodiment of the present utility model, actual structure is not limited thereto.If all in all this area
Those of ordinary skill is enlightened by it, is not being departed from the case that the utility model creates objective, without it is creative design with
The similar frame mode of the technical scheme and embodiment, all should belong to protection domain of the present utility model.
Claims (4)
1. a kind of HTHP plunger pump, it includes base (1) and motor (3) and the pump housing on base (1), the pump housing
One end be power end (6), the other end be fluid end (7)；The bottom of the power end (6) offer with its it is internal connect it is fuel-displaced
Mouth (9), top is provided with and its internal oil inlet (17) connected；The oil-out (9) passes through fuel sucking pipe (21) and oil pump
(10) import is connected, and the outlet of the oil pump (10) is connected by oil exit pipe (12) with the import of cooler (8), the cooler
(8) outlet is connected by oil cooling service pipe (13) with oil inlet (17), it is characterised in that：Be provided with the oil exit pipe (12) into
Outlet solenoid valve (14) is installed on mouth magnetic valve (11), oil cooling service pipe (13)；The front end of the inlet solenoid valve (11) is with going out
The rear end of mouth magnetic valve (14) is connected by bypassing oil pipe, and bypass solenoid valve (15) is provided with the bypass oil pipe；The import
Magnetic valve (11), outlet solenoid valve (14), bypass solenoid valve (15), cooler (8) are electrically connected with controller (20)；The power
End (6) is provided with temperature sensor (16), and the temperature sensor (16) is electrically connected with controller (20).
2. HTHP plunger pump according to claim 1, it is characterised in that：Positioned at the bypass oil pipe and oil exit pipe
(12) filter (18) is installed on the oil exit pipe (12) between joint and the oil pump (10).
3. HTHP plunger pump according to claim 1, it is characterised in that：Positioned at the bypass oil pipe and oil cooling service pipe
(13) check valve (19) is installed on the oil cooling service pipe (13) between joint and oil inlet (17).
4. HTHP plunger pump according to claim 1, it is characterised in that：The cooler (8) is high temperature Cool oil machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720154085.8U CN206495759U (en) | 2017-02-21 | 2017-02-21 | A kind of HTHP plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720154085.8U CN206495759U (en) | 2017-02-21 | 2017-02-21 | A kind of HTHP plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206495759U true CN206495759U (en) | 2017-09-15 |
Family
ID=59805319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720154085.8U Active CN206495759U (en) | 2017-02-21 | 2017-02-21 | A kind of HTHP plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206495759U (en) |
-
2017
- 2017-02-21 CN CN201720154085.8U patent/CN206495759U/en active Active
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