CN212803557U - High-pressure plunger pump - Google Patents
High-pressure plunger pump Download PDFInfo
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- CN212803557U CN212803557U CN202021297820.9U CN202021297820U CN212803557U CN 212803557 U CN212803557 U CN 212803557U CN 202021297820 U CN202021297820 U CN 202021297820U CN 212803557 U CN212803557 U CN 212803557U
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Abstract
The utility model relates to a high-pressure plunger pump, which comprises a pump body, wherein a working cavity is arranged in the pump body, a plurality of runners for installing check valves are arranged in the working cavity, a water outlet pipe is arranged at the upper end of the working cavity, a water inlet pipe is arranged at the lower end of the working cavity, a high-pressure water circulation cavity is arranged at the front end of the working cavity and is communicated with the runners, a circulating pipeline is arranged at the rear end of the working cavity and is communicated with the working cavity; the water outlet pipe is communicated with the high-pressure water flow through cavity, a first mounting seat for mounting a main valve and a second mounting seat for mounting a pressure stabilizing valve are arranged between the water outlet pipe and the high-pressure water flow through cavity, the first mounting seat is communicated with the second mounting seat, the first mounting seat is communicated with the water outlet pipe, and the second mounting seat is respectively communicated with the high-pressure water flow through cavity and the working cavity; the utility model has the advantages of compact volume, good pressure stabilizing effect and convenient maintenance.
Description
Technical Field
The utility model belongs to the technical field of the plunger pump, especially, relate to a high-pressure plunger pump.
Background
The high-pressure cleaning machine is a machine which enables a high-pressure plunger pump to generate high-pressure water to wash the surface of an object through a power device (a motor, a gasoline engine or a diesel engine), and can peel off and wash away dirt so as to achieve the purpose of cleaning the surface of the object; at present, a high-pressure plunger pump used in a high-pressure cleaning machine is an important device for distributing cleaning fluid, and the performance and the pressure stabilizing effect of the whole high-pressure cleaning machine can be influenced by the valve position distribution in a pump body and the reasonability of the structural design of the pump body.
Disclosure of Invention
An object of the utility model is to overcome the not enough of prior art existence, and provide a compact structure, stable performance, the effectual high-pressure plunger pump of steady voltage.
The utility model aims at solving the problems that the high-pressure plunger pump comprises a pump body, a working cavity is arranged in the pump body, a plurality of runners for installing check valves are arranged in the working cavity, a water outlet pipe is arranged at the upper end of the working cavity, a water inlet pipe is arranged at the lower end of the working cavity, a high-pressure water flow cavity is arranged at the front end of the working cavity and is communicated with the runners, a circulating pipeline is arranged at the rear end of the working cavity and is communicated with the working cavity; the water outlet pipe is communicated with the high-pressure water flow through cavity, a first mounting seat used for mounting a main valve and a second mounting seat used for mounting a pressure stabilizing valve are mounted between the water outlet pipe and the high-pressure water flow through cavity, the first mounting seat is communicated with the second mounting seat, the first mounting seat is communicated with the water outlet pipe, and the second mounting seat is communicated with the high-pressure water flow through cavity and the working cavity respectively.
Preferably, the pipe wall of the water outlet pipe is communicated with the working cavity through a transition passage, an overflow valve is installed in the water outlet pipe, and a controller for controlling the start and stop of the plunger pump is installed on the water outlet pipe.
Preferably, a plurality of channels which are arranged in sequence are arranged in the high-pressure water flow cavity, the channels are communicated in sequence, and one-way valves are arranged in the channels.
Preferably, the plurality of channels in the high-pressure water circulation cavity are communicated with the plurality of flow passages in the working cavity in a one-to-one correspondence mode through circulation pipes.
Preferably, the water inlet pipe is communicated with the circulating pipeline through a connecting pipe and is communicated with a cooling circulating cavity of the motor.
Preferably, the side wall of the second mounting seat is communicated with a tail end channel in the high-pressure water circulation cavity, and the bottom end of the second mounting seat is communicated with the working cavity.
Preferably, the side wall of the first mounting seat is communicated with the side wall of the second mounting seat through a transition channel, and the bottom end of the first mounting seat is communicated with the water outlet pipe.
Preferably, the water outlet pipe is communicated with a tail end channel in the high-pressure water circulation cavity.
The utility model has the advantages that: through the novel structural design of the pump body and the reasonable arrangement of the position arrangement of parts required on the pump body, the high-pressure cleaning machine has the advantages of compact size, more stable performance and convenient maintenance in the use process; and a pressure stabilizing valve mounting seat is additionally arranged on the pump body, so that the pressure stabilizing effect of the whole pump body is better.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of the front pump body structure of the present invention.
Fig. 3 is a schematic view of the side pump body structure of the present invention.
Fig. 4 is a schematic view of the reverse pump structure of the present invention.
The reference numbers in the drawings are respectively: 1. a pump body; 2. a one-way valve; 3. a water outlet pipe; 4. a water inlet pipe; 5. a high-pressure water flow cavity; 6. a circulation pipe; 7. a main valve; 8. a first mounting seat; 9. a pressure maintaining valve; 10. a second mounting seat; 11. a working cavity; 12. a flow channel; 13. a controller; 14. a flow-through tube; 15. a connecting pipe; 16. a cooling circulation chamber; 51. a channel.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings: as shown in the attached drawings 1 to 4, the utility model comprises a pump body 1, a working cavity 11 is arranged in the pump body 1, a plurality of runners 12 for installing check valves 2 are arranged in the working cavity 11, a water outlet pipe 3 is arranged at the upper end of the working cavity 11, a water inlet pipe 4 is arranged at the lower end of the working cavity 11, a high-pressure water flow cavity 5 is arranged at the front end of the working cavity 11, the high-pressure water flow cavity 5 is communicated with the runners 12, a circulating pipeline 6 is arranged at the rear end of the working cavity 11, and the circulating pipeline 6 is communicated with the working cavity 11; the water outlet pipe 3 is communicated with the high-pressure water circulation cavity 5, a first mounting seat 8 for mounting a main valve 7 and a second mounting seat 10 for mounting a pressure stabilizing valve 9 are arranged between the water outlet pipe 3 and the high-pressure water circulation cavity 5, the first mounting seat 8 is communicated with the second mounting seat 10, the first mounting seat 8 is communicated with the water outlet pipe 3, and the second mounting seat 10 is respectively communicated with the high-pressure water circulation cavity 5 and the working cavity 11; through the novel structural design of the pump body and the reasonable arrangement of the position arrangement of parts required on the pump body, the high-pressure cleaning machine has the advantages of compact size, more stable performance and convenient maintenance in the use process; and a pressure stabilizing valve mounting seat is additionally arranged on the pump body, so that the pressure stabilizing effect of the whole pump body is better. The working principle is as follows:
water flows in from the water inlet pipe 4 and is introduced into the cooling circulation cavity 16 along the connecting pipe 15, then the connecting pipe 15 flows in the circulation pipeline 6 and is introduced into the working cavity 11, then the water in the working cavity 11 is introduced into the flow channel 12 respectively and is operated by the plunger pump to generate high-pressure water which flows into the channel 51 of the high-pressure water circulation cavity 5 through the respective flow pipe 14, and the high-pressure water flows into the water outlet pipe 3 through the terminal channel and is introduced into the high-pressure water pipe connected with the external high-pressure cleaning machine through the water outlet pipe 3.
The pipe wall of the water outlet pipe 3 is communicated with the working cavity 11 through a transition passage and is used for enabling water after the plunger pump stops to flow back to the working cavity 11, an overflow valve is installed in the water outlet pipe 3, and a controller 13 for controlling the plunger pump to start and stop is installed on the water outlet pipe 3.
In order to make the high-pressure water flow cavity more compact in structure and more reasonable in spatial position distribution, a plurality of channels 51 which are sequentially arranged are arranged in the high-pressure water flow cavity 5, the channels 51 are sequentially communicated, and the one-way valves 2 are arranged in the channels; the channels 51 in the high-pressure water circulating cavity 5 are correspondingly communicated with the channels 12 in the working cavity 11 through the circulating pipes 14.
The water inlet pipe 4 is communicated with the circulating pipeline 6 through a connecting pipe 15 and is communicated with a cooling circulating cavity 16 of the motor, so that the motor is cooled in time in the working process.
The side wall of the second mounting seat 10 is communicated with a tail end channel in the high-pressure water flowing cavity 5, and the bottom end of the second mounting seat 10 is communicated with the working cavity 11; the structure is more compact, the overall performance of the pump body is better, and the pressure stabilizing effect of the pressure stabilizing valve is better.
The side wall of the first mounting seat 8 is communicated with the side wall of the second mounting seat 10 through a transition channel, the bottom end of the first mounting seat 8 is communicated with the water outlet pipe 3, the structural distribution enables the main valve to timely protect the service performance of the pressure stabilizing valve in the control process, and the performance of the whole pump body is better.
The water outlet pipe 3 is communicated with a tail end channel in the high-pressure water flowing cavity 5.
The present invention is not limited to the above embodiments, and any change is made on the shape or material composition, and all the structural designs provided by the present invention are all the deformation of the present invention, which should be considered within the protection scope of the present invention.
Claims (8)
1. A high-pressure plunger pump, comprising a pump body (1), characterized in that: a working cavity (11) is arranged in the pump body (1), a plurality of flow channels (12) for installing the one-way valves (2) are arranged in the working cavity (11), a water outlet pipe (3) is arranged at the upper end of the working cavity (11), a water inlet pipe (4) is arranged at the lower end of the working cavity (11), a high-pressure water circulation cavity (5) is arranged at the front end of the working cavity (11), the high-pressure water circulation cavity (5) is communicated with the flow channels (12), a circulating pipeline (6) is arranged at the rear end of the working cavity (11), and the circulating pipeline (6) is communicated with the working cavity (11); the water outlet pipe (3) is communicated with the high-pressure water circulation cavity (5), a first mounting seat (8) used for mounting a main valve (7) and a second mounting seat (10) used for mounting a pressure stabilizing valve (9) are mounted between the water outlet pipe and the high-pressure water circulation cavity, the first mounting seat (8) is communicated with the second mounting seat (10), the first mounting seat (8) is communicated with the water outlet pipe (3), and the second mounting seat (10) is respectively communicated with the high-pressure water circulation cavity (5) and the working cavity (11).
2. The high-pressure plunger pump according to claim 1, characterized in that: the pipe wall of outlet pipe (3) through transition passageway with work cavity (11) intercommunication, just install the overflow valve in outlet pipe (3), install controller (13) that control plunger pump opened and stops on outlet pipe (3).
3. The high-pressure plunger pump according to claim 1, characterized in that: the high-pressure water circulation cavity (5) is internally provided with a plurality of channels (51) which are sequentially arranged, and the channels (51) are sequentially communicated and are internally provided with one-way valves (2).
4. The high-pressure plunger pump according to claim 3, characterized in that: the channels (51) in the high-pressure water flow cavity (5) are communicated with the channels (12) in the working cavity (11) in a one-to-one correspondence mode through the flow pipes (14).
5. The high-pressure plunger pump according to claim 1, characterized in that: the water inlet pipe (4) is communicated with the circulating pipeline (6) through a connecting pipe (15) and is communicated with a cooling circulating cavity (16) of the motor.
6. The high-pressure plunger pump according to claim 3, characterized in that: the side wall of the second mounting seat (10) is communicated with a tail end channel in the high-pressure water circulation cavity (5), and the bottom end of the second mounting seat (10) is communicated with the working cavity (11).
7. The high-pressure plunger pump according to claim 6, characterized in that: the side wall of the first mounting seat (8) is communicated with the side wall of the second mounting seat (10) through a transition channel, and the bottom end of the first mounting seat (8) is communicated with the water outlet pipe (3).
8. The high-pressure plunger pump according to claim 3, characterized in that: the water outlet pipe (3) is communicated with a tail end channel in the high-pressure water circulation cavity (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020947872X | 2020-05-29 | ||
| CN202020947872 | 2020-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212803557U true CN212803557U (en) | 2021-03-26 |
Family
ID=75107627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021297820.9U Active CN212803557U (en) | 2020-05-29 | 2020-07-06 | High-pressure plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212803557U (en) |
-
2020
- 2020-07-06 CN CN202021297820.9U patent/CN212803557U/en active Active
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