CN211174560U - Swash plate type plunger pump of high-pressure cleaning machine - Google Patents
Swash plate type plunger pump of high-pressure cleaning machine Download PDFInfo
- Publication number
- CN211174560U CN211174560U CN201921785327.9U CN201921785327U CN211174560U CN 211174560 U CN211174560 U CN 211174560U CN 201921785327 U CN201921785327 U CN 201921785327U CN 211174560 U CN211174560 U CN 211174560U
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- pressure regulating
- cavity
- pressure
- steel ball
- swash plate
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Abstract
The utility model relates to a swash plate type plunger pump technical field, in particular to a swash plate type plunger pump of a high-pressure cleaning machine, which comprises a pump cavity, a water outlet cavity and a water inlet cavity, wherein the top end of the water outlet cavity is communicated with a pressure regulating handle assembly, a pressure regulating rod is arranged inside the pressure regulating handle assembly, the bottom of the pressure regulating rod is connected with a pressure regulating spring, the inside of the water inlet cavity is slidably connected with an ejector rod, and a vent valve steel ball is arranged inside the water inlet cavity and at the bottom of the ejector rod; the utility model discloses a set up pressure regulating handle assembly, pressure regulating pole, pressure regulating spring, sealed steel ball, pressure regulating disk seat, ejector pin, discharge valve steel ball, exhaust valve seat, pressure retaining valve, micro-gap switch subassembly, micro-gap switch ejector pin and reset spring, solved the problem of current swash plate plunger pump function singleness, this high pressure cleaner swash plate plunger pump can realize that pressure is adjustable, close the rifle and shut down and the self-bleeding function when using, consequently improved the practicality of high pressure cleaner swash plate plunger pump.
Description
Technical Field
The utility model relates to a swash plate formula plunger pump technical field specifically is a high pressure cleaner swash plate formula plunger pump.
Background
The plunger pump is an important device of a pressurization system, the volume of a sealed working cavity is changed to increase the pressure by means of reciprocating motion of a plunger in a cylinder body, the plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenience in flow regulation and the like, and in view of the problems that the existing swash plate type plunger pump for a high-pressure cleaning machine in the market is more in variety, complex in structure and single in function, the swash plate type plunger pump for the high-pressure cleaning machine is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high pressure cleaner swash plate plunger pump possesses advantages such as pressure is adjustable, the rifle is shut down and self-bleeding function, has solved the problem of current swash plate plunger pump function singleness.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a swash plate type plunger pump of a high-pressure cleaning machine comprises a pump cavity, a water outlet cavity and a water inlet cavity, wherein the top end of the water outlet cavity is communicated with a pressure regulating handle assembly, the pressure regulating handle assembly is internally provided with a pressure regulating rod, the bottom of the pressure regulating rod is connected with a pressure regulating spring, the inside of the water inlet cavity is connected with a top rod in a sliding way, a vent valve steel ball is arranged inside the water inlet cavity and at the bottom of the top rod, the bottom of the exhaust valve steel ball is provided with an exhaust valve seat, the inside of the water inlet cavity and the top of the ejector rod are provided with a sealing steel ball, the bottom of the sealing steel ball is provided with a pressure regulating valve seat, the top of the sealing steel ball is connected with a pressure regulating spring, a pressure retaining valve is arranged between the water outlet cavity and the pump cavity, the right end of the water outlet cavity is communicated with a micro switch component, a microswitch ejector rod is arranged between the microswitch assembly and the water outlet cavity, and a reset spring is arranged between the microswitch ejector rod and the water outlet cavity.
Preferably, the water outlet end and the water inlet end of the pump cavity are respectively communicated with the water outlet cavity and the water inlet cavity.
(III) advantageous effects
Compared with the prior art, the utility model provides a high pressure cleaner swash plate formula plunger pump possesses following beneficial effect:
1. the utility model discloses a set up pressure regulating handle assembly, pressure regulating pole, pressure regulating spring, sealed steel ball, pressure regulating disk seat, ejector pin, discharge valve steel ball, exhaust valve seat, pressure retaining valve, micro-gap switch subassembly, micro-gap switch ejector pin and reset spring, solved the problem of current swash plate plunger pump function singleness, this high pressure cleaner swash plate plunger pump can realize that pressure is adjustable when using, close rifle and shut down and the self-bleeding function, consequently improved the practicality of high pressure cleaner swash plate plunger pump, be fit for promoting.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the structure of the present invention.
In the figure: 1. a pump chamber; 2. a water outlet cavity; 3. a water inlet cavity; 4. a pressure regulating handle assembly; 5. a pressure regulating rod; 6. A pressure regulating spring; 7. sealing the steel ball; 8. a pressure regulating valve seat; 9. a top rod; 10. a steel ball of the exhaust valve; 11. an exhaust valve seat; 12. a pressure retaining valve; 13. a micro-switch assembly; 14. a microswitch push rod; 15. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a swash plate type plunger pump of a high pressure cleaning machine comprises a pump cavity 1, a water outlet cavity 2 and a water inlet cavity 3, wherein the water outlet end and the water inlet end of the pump cavity 1 are respectively communicated with the water outlet cavity 2 and the water inlet cavity 3, the top end of the water outlet cavity 2 is communicated with a pressure regulating handle assembly 4, a pressure regulating rod 5 is arranged inside the pressure regulating handle assembly 4, an ejector rod 9 is slidably connected inside the water inlet cavity 3, an exhaust valve steel ball 10 is arranged inside the water inlet cavity 3 and positioned at the bottom of the ejector rod 9, an exhaust valve seat 11 is arranged at the bottom of the exhaust valve steel ball 10, a sealing steel ball 7 is arranged inside the water inlet cavity 3 and positioned at the top of the ejector rod 9, a pressure regulating valve seat 8 is arranged at the bottom of the sealing steel ball 7, a pressure regulating spring 6 is connected at the top of the sealing steel ball 7, a, a microswitch ejector rod 14 is arranged between the microswitch component 13 and the water outlet cavity 2, and a return spring 15 is arranged between the microswitch ejector rod 14 and the water outlet cavity 2.
When the cleaning machine is used, when the cleaning machine is started, the medium is air, the air is discharged through a gap between the exhaust valve steel ball 10 and an inner hole of the exhaust valve seat 11, after the air is exhausted, the medium is water, and due to the damping effect of the gap between the exhaust valve steel ball 10 and the inner hole of the exhaust valve seat 11, the exhaust valve steel ball 10 moves downwards to a sealing part, and the cleaning machine starts to work normally;
the pressure regulating handle assembly 4 is regulated, the compression amount of the pressure regulating spring 6 is regulated through the pressure regulating rod 5, the pressing force acting on the sealing steel ball 7 changes along with the compression amount, the leakage amount between the sealing steel ball 7 and the pressure regulating valve seat 8 also changes along with the compression amount, and the change of the leakage amount enables the flow of the water outlet cavity 2 flowing out through the spray gun to change, so that the pressure is changed, and the purpose of pressure regulation is achieved;
after the gun is shut down, the hydraulic pressure at the lower end of the ejector rod 9 is greater than the resultant force of the hydraulic pressure borne by the sealing steel ball 7 and the spring force, the ejector rod 9 pushes the sealing steel ball 7 to move upwards, the sealing steel ball 7 is separated from the pressure regulating valve seat 8, water in the pump cavity 1 directly returns to the water inlet cavity 3 through the pressure regulating valve seat 8, the system unloads, and the pressure of the pump cavity 1 is equal to that of the water inlet cavity 3;
after the gun is closed and the pressure is relieved, the pressure retaining valve 12 separates the water outlet cavity 2 from the pump cavity 1, the water outlet cavity 2 keeps a certain high pressure, the ejector rod 9 pushes the sealing steel ball 7 to keep separating from the pressure regulating valve seat 8 under the pressure, and the overflow valve is in an open state;
after the gun is shut down and the pressure is relieved, the pressure of the water outlet cavity 2 pushes the micro switch ejector rod 14 to move downwards, the micro switch assembly 13 is triggered to work, and the working power supply of the motor is cut off, so that the gun is shut down;
when the gun is started again, the pressure maintaining pressure of the water outlet cavity 2 is released, the pressure is equal to the pressure of the water inlet cavity 3, the pressure regulating spring 6 pushes the sealing steel ball 7 and the ejector rod 9 to reset, meanwhile, the reset spring 15 pushes the micro switch ejector rod 14 to reset, the micro switch assembly 13 is triggered to reset, the motor is powered on, and the cleaning machine recovers to work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a high pressure cleaner swash plate formula plunger pump, includes pump chamber (1), goes out water cavity (2) and intake antrum (3), its characterized in that: the top intercommunication of play water cavity (2) has pressure regulating handle assembly (4), the internally mounted of pressure regulating handle assembly (4) has pressure regulating pole (5), the bottom of pressure regulating pole (5) is connected with pressure regulating spring (6), the inside sliding connection of intake antrum (3) has ejector pin (9), discharge valve steel ball (10) are installed to the inside of intake antrum (3) and the bottom that is located ejector pin (9), discharge valve seat (11) are installed to the bottom of discharge valve steel ball (10), sealed steel ball (7) are installed to the inside of intake antrum (3) and the top that is located ejector pin (9), pressure regulating valve seat (8) are installed to the bottom of sealed steel ball (7), the top of sealed steel ball (7) is connected with pressure regulating spring (6), install pressure retaining valve (12) between play water cavity (2) and pump chamber (1), the right-hand member intercommunication of play water cavity (2) has micro-gap switch subassembly (13), a microswitch ejector rod (14) is arranged between the microswitch component (13) and the water outlet cavity (2), and a return spring (15) is arranged between the microswitch ejector rod (14) and the water outlet cavity (2).
2. The high pressure cleaner swash plate plunger pump of claim 1, wherein: the water outlet end and the water inlet end of the pump cavity (1) are respectively communicated with the water outlet cavity (2) and the water inlet cavity (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921785327.9U CN211174560U (en) | 2019-10-23 | 2019-10-23 | Swash plate type plunger pump of high-pressure cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921785327.9U CN211174560U (en) | 2019-10-23 | 2019-10-23 | Swash plate type plunger pump of high-pressure cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174560U true CN211174560U (en) | 2020-08-04 |
Family
ID=71828370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921785327.9U Expired - Fee Related CN211174560U (en) | 2019-10-23 | 2019-10-23 | Swash plate type plunger pump of high-pressure cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174560U (en) |
-
2019
- 2019-10-23 CN CN201921785327.9U patent/CN211174560U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200804 Termination date: 20211023 |