CN210195956U - A gas-driven five-piston pressurized pump - Google Patents
A gas-driven five-piston pressurized pump Download PDFInfo
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- CN210195956U CN210195956U CN201921125914.5U CN201921125914U CN210195956U CN 210195956 U CN210195956 U CN 210195956U CN 201921125914 U CN201921125914 U CN 201921125914U CN 210195956 U CN210195956 U CN 210195956U
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Abstract
The utility model discloses an air-driven five-plunger pressure pump, which comprises a pump body, a plunger, a piston, a spring and a bearing seat; the middle of the top of the pump body is provided with a plunger hole I; the upper end of the plunger is arranged in the plunger hole I; the bottom of the pump body is provided with a plurality of plunger holes II which are communicated with each other, the lower end of the plunger is provided with a plurality of plunger rods, and the plunger rods are respectively inserted into the plunger holes; the piston is arranged in the inner cavity of the pump body and is arranged on the plunger, the lower end of the piston is connected with the upper end of the spring, and the lower end of the spring is connected with the bottom of the pump body; the side wall of the pump body is provided with an air inlet, an air outlet and an air outlet, the air inlet and the air outlet are positioned above the piston, and the air outlet is positioned below the piston; the upper part of the plunger is provided with an annular groove; the bottom of the pump body is provided with two one-way valves which are communicated with the plunger hole II; the bottom of the pump body is provided with a bearing seat, and the bearing seat is provided with a through hole corresponding to each plunger rod. The utility model discloses small, the flow is big, with low costs, simple structure, it is convenient to maintain.
Description
Technical Field
The utility model relates to a five plunger force (forcing) pumps of air drive type.
Background
The pneumatic booster pump is mainly applied to the industrial fields of high-pressure energy storage, high-pressure equipment pressure compensation, clamping of machine tool chucks and the like. The pressure of the air source is not high enough, and a pressure pump can be adopted no matter a machine or a testing device. The working principle is that low air pressure is utilized to drive one end of a piston with a larger area, and then one end of the piston with a smaller area is promoted to generate high pressure. The pressure pump with high reliability can greatly improve the production efficiency. However, the existing pressurizing pump has the following disadvantages: (1) the product is mainly concentrated in the field of medium and low pressure, and high-pressure and ultrahigh-pressure pressurizing pumps are few; (2) most of the pressurized hydraulic oil is mainly pressurized, and a few pressurizing pumps which use water as a pressurized medium are used; (3) the pressurizing pump adopts a single-plunger structure, the flow is small, and the pressurizing efficiency is low; (4) the high-pressure and ultrahigh-pressure booster pumps have complex structures, more parts and low reliability. Therefore, a set of air-driven pressure pump with simple structure, convenient operation and high reliability is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a simple structure, convenient, the big, the high five plunger force (forcing) pumps of air-driven of reliability of flow of operation.
The utility model adopts the technical scheme as follows: the utility model provides a five plunger force (forcing) pumps of air drive type which characterized in that: comprises a pump body, a plunger, a piston, a spring and a bearing seat; the middle of the top of the pump body is provided with a plunger hole I; the upper end of the plunger is arranged in the plunger hole I and can move up and down in the plunger hole; the bottom of the pump body is provided with a plurality of plunger holes II which are communicated with each other, the lower end of the plunger is provided with a plurality of plunger rods, and the plunger rods are respectively inserted into the plunger holes; the piston is arranged in the inner cavity of the pump body and is arranged on the plunger, the lower end of the piston is connected with the upper end of the spring, and the lower end of the spring is connected with the bottom of the pump body; the side wall of the pump body is provided with an air inlet, an air outlet and an air outlet, the air inlet and the air outlet are positioned above the piston, and the air outlet is positioned below the piston; the upper part of the plunger is provided with an annular groove which can communicate the air inlet and the air outlet;
two one-way valves are arranged at the bottom of the pump body and communicated with the plunger hole II, and hydraulic oil or water flows in from one-way valve and flows out from the one-way valve at the other side; the bottom of the pump body is provided with a bearing seat which is coaxial with the pump body, and the bearing seat is provided with a through hole corresponding to each plunger rod.
In the pneumatic-driving five-plunger booster pump, the pump body comprises an upper pump body and a lower pump body, the upper pump body is connected with the lower pump body, the plunger hole I is formed in the top of the upper pump body, and the plunger hole II and the two one-way valves are arranged on the lower pump body.
In the pneumatic-driven five-plunger booster pump, the lower end of the plunger is provided with five plunger rods, one of the five plunger rods is coaxial with the plunger hole I, and the other four plunger rods are uniformly arranged along the circumferential direction; the plunger rod and the plunger hole II are sealed through a sealing ring.
In the air-driven five-plunger pressurizing pump, the cross section area of the piston is 150 times of the cross section area of the plunger hole II.
In the above-described pneumatic five-plunger pressure pump, the pump body is made of stainless steel or aluminum alloy.
In the pneumatic five-plunger booster pump, the plungers are coaxial with the upper pump body, the lower pump body and the plunger holes I.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the air-driven five-plunger pressure pump has small volume, simple structure, few moving parts and sealing parts and convenient maintenance;
2. the air-driven five-plunger pressure pump of the utility model can be used for various media such as water or oil according to actual requirements;
3. the gas-driven five-plunger booster pump of the utility model utilizes gas pressure to generate liquid pressure, and the multi-plunger structure generates large flow, so that the gas-driven five-plunger booster pump is applicable to ultrahigh pressure and large flow pressurization experiments;
4. the utility model discloses a five plunger force (forcing) pumps of gas drive type adopt gas drive pneumatic pump, can not produce the electric spark, can be used for there being inflammable and explosive liquid or gaseous place, factor of safety is high.
Drawings
Fig. 1 is a schematic structural diagram of the piston of the present invention at an upper position.
Fig. 2 is a schematic structural view of the piston in the lower position according to the present invention.
Fig. 3 is a three-dimensional diagram of the plunger structure of the present invention.
Fig. 4 is a three-dimensional view of the bearing seat structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-4, the utility model comprises a pump body, a plunger 1, a plunger rod 14, a plunger hole I8, an air inlet 10, an air outlet 2, an air outlet 4, a piston 3, a spring 13, a check valve 7 and a bearing seat 5; the pump body is formed by connecting an upper pump body 9 and a lower pump body 15 through bolts 6. The middle of the top of the upper pump body 9 is provided with a plunger hole I8, and the upper end of the plunger 1 is arranged in the plunger hole I8 and can move up and down in the plunger hole I8. The upper portion of plunger 1 is equipped with annular groove 141, and plunger 1 removes the in-process in plunger hole I8, and when the piston was in the lower position, annular groove 141 lower edge can be less than plunger hole I8 bottom, intercommunication air inlet 10, pump body inner chamber and gas outlet 2. The lower pump body 15 is provided with a bearing seat 5, the bearing seat 5 is coaxial with the lower pump body 15, and the bearing seat 5 is in interference fit with the lower pump body 15. The lower pump body 15 is provided with five plunger holes II 17 with equal diameters, the five plunger holes II 17 are communicated with each other, and the bearing block 15 is provided with a through hole 151 corresponding to each plunger hole II 17. The lower end face of the plunger 1 is provided with five plunger rods 14 with the same diameter, one of the five plunger rods 14 is coaxial with the plunger hole I8, and the other four plunger rods are uniformly arranged along the circumferential direction. Five plunger rods 14 are respectively inserted into the five plunger holes II 17 and can move up and down in the plunger holes II 17, and the plunger rods 14 and the corresponding plunger holes II 17 are sealed through sealing rings 19. The piston 3 is arranged in the inner cavity of the upper pump body 9, the piston 3 is connected with the plunger 1 through a snap ring 18, the lower end of the piston 3 is connected with the upper end of a spring 13, and the lower end of the spring 13 is connected with the lower pump body 15. The side wall of the upper pump body 9 is provided with an air inlet 10, an air outlet 2 and an air outlet 4, the air inlet 10 and the air outlet 2 are positioned above the piston 3, and the air outlet 4 is positioned below the piston. The plunger 1 is coaxial with the upper pump body 9, the lower pump body 15 and the plunger hole I8.
Two check valves 7 are symmetrically arranged on the side wall of the lower pump body 15, the check valves 7 are communicated with a plunger hole II 17 of the lower pump body 15, and hydraulic oil or water flows in from the check valves 7 and flows out from the check valves 16. The pump body is made of stainless steel or aluminum alloy, the aluminum alloy pump body can be used for oil or non-corrosive media, and the stainless steel pump body can be used for water and most other liquids.
The utility model discloses utilize piston 3 and plunger hole 17 big small area poor, the low atmospheric pressure is used 3 large tracts of land ends of piston, and output high-pressure gas end post consent 17 area is little, and 3 cross sectional areas of piston are plunger hole II 17 cross sectional area's 100 additionally 150 times, consequently, driving gas pressure is very little, the utility model discloses output gas pressure can reach high pressure and superhigh pressure. The end face of the lower pump body 15 is provided with five plunger holes II 17, so that the output flow is large.
When the medium that the check valve 7 of lower pump body 15 flowed into was water, because there was shortcomings such as lubricity difference, viscosity low in water physical and chemical properties, produced high-speed rivers easily, aroused erosion and wear, and the inside leakage loss of component, consequently, the utility model discloses a little and used sealing member of lower pump body plunger hole diameter design is very little, and the stroke distance of plunger rod 14 is also very little.
The utility model discloses a working process, including following several steps:
(1) when the utility model discloses when starting to work, in the pump body cavity 11 was gone into to gas follow air inlet 10, piston 3 moved down under gaseous effect, piston 3 was at removal in-process compression spring 13, and piston 3 drives plunger and five minor diameter plunger rods 14 and moves down, and hydraulic oil or water flow into plunger hole 17 from the 15 left side check valve 7 of the lower pump body, and plunger rod 14 is through extrusion hydraulic oil or water, and produces high-pressure liquid and discharge from the 15 right side check valve 16 of the lower pump body, realizes first stroke.
(2) After the first stroke is finished, the pressure in the cavity 11 of the upper pump body is increased, the gas pressure at the lower end of the piston 3 is discharged from the gas outlet 4, when the piston 3 descends to the annular groove 141 on the plunger 1 to communicate the cavity of the pump body with the gas outlet 2, the gas flows into the gas outlet 2 from the cavity of the pump body and is discharged from the gas outlet 2, the pressure in the cavity 11 of the upper pump body is reduced, and the piston 3 drives the plunger rod 14 to move upwards under the restoring force action of the spring 13, so that the second stroke is realized.
(3) When gas continuously enters the cavity 11 of the upper pump body from the gas inlet 10, the gas-driven five-plunger booster pump continuously repeats the step (1) and the step (2), thereby achieving the purposes of ultrahigh pressure and large flow.
Claims (6)
1. The utility model provides a five plunger force (forcing) pumps of air drive type which characterized in that: comprises a pump body, a plunger, a piston, a spring and a bearing seat; the middle of the top of the pump body is provided with a plunger hole I; the upper end of the plunger is arranged in the plunger hole I and can move up and down in the plunger hole; the bottom of the pump body is provided with a plurality of plunger holes II which are communicated with each other, the lower end of the plunger is provided with a plurality of plunger rods, and the plunger rods are respectively inserted into the plunger holes; the piston is arranged in the inner cavity of the pump body and is arranged on the plunger, the lower end of the piston is connected with the upper end of the spring, and the lower end of the spring is connected with the bottom of the pump body; the side wall of the pump body is provided with an air inlet, an air outlet and an air outlet, the air inlet and the air outlet are positioned above the piston, and the air outlet is positioned below the piston; the upper part of the plunger is provided with an annular groove which can communicate the air inlet and the air outlet;
two one-way valves are arranged at the bottom of the pump body and communicated with the plunger hole II, and hydraulic oil or water flows in from one-way valve and flows out from the one-way valve at the other side; the bottom of the pump body is provided with a bearing seat which is coaxial with the pump body, and the bearing seat is provided with a through hole corresponding to each plunger rod.
2. The air-driven five-plunger pressurizing pump according to claim 1, wherein: the pump body include the pump body and lower pump body, go up the pump body and be connected with lower pump body, plunger hole I sets up at last pump body top, plunger hole II and two check valves set up under on the pump body.
3. The air-driven five-plunger pressurizing pump according to claim 1, wherein: the lower end of the plunger is provided with five plunger rods, one of the five plunger rods is coaxial with the plunger hole I, and the other four plunger rods are uniformly arranged along the circumferential direction; the plunger rod and the plunger hole II are sealed through a sealing ring.
4. The air-driven five-plunger pressurizing pump according to claim 1, wherein: the area of the cross section of the piston is 150 times of the area of the cross section of the plunger hole II.
5. The air-driven five-plunger pressurizing pump according to claim 1, wherein: the pump body is made of stainless steel or aluminum alloy.
6. The air-driven five-plunger pressurizing pump according to claim 2, wherein: the plunger is coaxial with the upper pump body, the lower pump body and the plunger hole I.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921125914.5U CN210195956U (en) | 2019-07-18 | 2019-07-18 | A gas-driven five-piston pressurized pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921125914.5U CN210195956U (en) | 2019-07-18 | 2019-07-18 | A gas-driven five-piston pressurized pump |
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| Publication Number | Publication Date |
|---|---|
| CN210195956U true CN210195956U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921125914.5U Active CN210195956U (en) | 2019-07-18 | 2019-07-18 | A gas-driven five-piston pressurized pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779651A (en) * | 2020-06-24 | 2020-10-16 | 武汉润德工程技术有限公司 | A device and method for utilizing air energy to realize continuous steam compression |
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2019
- 2019-07-18 CN CN201921125914.5U patent/CN210195956U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779651A (en) * | 2020-06-24 | 2020-10-16 | 武汉润德工程技术有限公司 | A device and method for utilizing air energy to realize continuous steam compression |
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