CN110778476B - Liquid step-by-step pressurizing device - Google Patents
Liquid step-by-step pressurizing device Download PDFInfo
- Publication number
- CN110778476B CN110778476B CN201911234702.5A CN201911234702A CN110778476B CN 110778476 B CN110778476 B CN 110778476B CN 201911234702 A CN201911234702 A CN 201911234702A CN 110778476 B CN110778476 B CN 110778476B
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- way valve
- pressurizing chamber
- pressurizing
- valve
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- 239000007788 liquid Substances 0.000 title claims abstract description 179
- 230000000750 progressive effect Effects 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 10
- 238000005265 energy consumption Methods 0.000 abstract description 11
- 230000009471 action Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000009688 liquid atomisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
- F04B9/123—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber
- F04B9/127—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air having only one pumping chamber rectilinear movement of the pumping member in the working direction being obtained by a single-acting elastic-fluid motor, e.g. actuated in the other direction by gravity or a spring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by wind motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention provides a liquid progressive pressurizing device, which comprises a pressurizing cylinder and a plurality of pressurizing chambers, wherein the pressurizing cylinder comprises a cylinder body, a piston and a driving device; the volumes of the plurality of pressurizing chambers are sequentially reduced, and the pressurizing chamber with the largest volume is set as a second pressurizing chamber; the cylinder body is communicated with a first liquid inlet pipe, the first liquid inlet pipe is communicated with a liquid storage device, and a first one-way valve is arranged on the first liquid inlet pipe; a second liquid inlet pipe is arranged between the cylinder body and the second pressurizing chamber, and a second one-way valve is arranged on the second liquid inlet pipe; the second pressurizing chamber is also communicated with a second liquid outlet pipe, a second check valve is arranged on the second liquid outlet pipe, and the opening pressure of the second check valve is larger than that of the second check valve. The liquid progressive pressurizing device disclosed by the invention not only can improve the liquid with higher pressure with lower energy consumption and save energy consumption, but also can provide the pressurized liquid with different pressure grades according to actual needs.
Description
Technical Field
The invention relates to the field of liquid pressurizing devices, in particular to a liquid progressive pressurizing device.
Background
The pressurized liquid has wide application in various fields such as industry, agriculture, daily life and the like, in particular to a high-efficiency atomization technology carried by the pressurized liquid, which not only has wide application in the fields such as medical treatment, household use, industry and the like, but also has wide application prospect in the fields such as air pollution control, agricultural water-saving irrigation, regional ecological restoration, urban landscape design and the like.
The existing liquid pressurizing device comprises various liquid pressurizing pumps, and the energy consumption of the pressurizing processes of the liquid pressurizing pumps is high, especially when the required liquid pressure is high, the energy consumption of the pressurizing devices is high, so that the pressurizing devices influence the effective application of the pressurizing devices in the fields of air pollution control, agricultural water-saving irrigation, regional ecological restoration, urban landscape design and the like.
Disclosure of Invention
The invention aims to provide a liquid step-by-step supercharging device which can realize efficient supercharging of liquid by adopting lower energy consumption.
Embodiments of the present invention are implemented as follows: a liquid progressive pressurizing device comprises a pressurizing cylinder and a plurality of pressurizing chambers, wherein the pressurizing cylinder comprises a cylinder body, a piston arranged in the cylinder body, and a driving device for driving the piston to slide up and down along the cylinder body; the volumes of the plurality of pressurizing chambers are sequentially reduced, and the pressurizing chamber with the largest volume is set as a second pressurizing chamber; the bottom of the cylinder body is connected with a first liquid inlet pipe in a conducting way, one end of the first liquid inlet pipe, which is far away from the cylinder body, is connected with a liquid storage device in a conducting way, and a first one-way valve for feeding liquid to the pressurizing cylinder in a one-way is arranged on the first liquid inlet pipe; a second liquid inlet pipe is arranged between the cylinder body and the second pressurizing chamber, a second one-way valve is arranged on the second liquid inlet pipe, and the second one-way valve is used for one-way discharging liquid in the cylinder body into the second pressurizing chamber; the second pressurizing chamber is also communicated with a second liquid outlet pipe, and a second check valve used for one-way discharging liquid in the second pressurizing chamber is arranged on the second liquid outlet pipe, and the opening pressure of the second check valve is larger than that of the second check valve.
Further, the top of the second pressurizing chamber is also communicated with a second overflow valve, and the opening pressure of the second overflow valve is larger than that of the second check valve.
Further, the bottom of the cylinder body is also connected with a first liquid outlet pipe in a conducting way, and a one-way valve I is arranged on the first liquid outlet pipe; the opening pressure of the first one-way valve is larger than the opening pressure of the first one-way valve; an electromagnetic valve I is arranged between the cylinder body and the one-way valve I, and a first electromagnetic valve is arranged between the cylinder body and the second one-way valve.
Further, the opening pressure of the first check valve is equal to the opening pressure of the second check valve.
Further, the volumes of the two pressurizing chambers of the adjacent volumes are set to V 1 and V 2,V2＝0.60～0.90V1, respectively.
Further, the opening pressure of the second one-way valve is 1.0-50.0 Mpa, and the opening pressure of the second one-way valve is 1.5-10 times of the opening pressure of the second one-way valve.
Further, the pressurizing chamber further comprises a third pressurizing chamber, and the volume of the third pressurizing chamber is smaller than that of the second pressurizing chamber; a third liquid inlet pipe is arranged between the second pressurizing chamber and the third pressurizing chamber, and a third one-way valve is arranged on the third liquid inlet pipe; the third one-way valve is used for one-way discharging the liquid in the second pressurizing chamber into the third pressurizing chamber; the opening pressure of the third one-way valve is larger than that of the second one-way valve; the opening pressure of the third one-way valve is equal to the opening pressure of the second one-way valve; a second electromagnetic valve is arranged between the second pressurizing chamber and the second one-way valve, and a second electromagnetic valve is arranged between the second pressurizing chamber and the third one-way valve; the third pressurizing chamber is also communicated with a third liquid outlet pipe, a third one-way valve used for one-way discharging liquid in the third pressurizing chamber is arranged on the third liquid outlet pipe, and the opening pressure of the third one-way valve is larger than that of the third one-way valve; the top of the third pressurizing chamber is also communicated with a third overflow valve, and the opening pressure of the third overflow valve is larger than that of the third one-way valve.
Further, the driving device comprises a driving rod and a power generation windmill, the power generation windmill comprises a blade and a blade shaft, one end of the blade, which is far away from the blade shaft, is fixedly provided with a hinge shaft, and the hinge shaft is distributed in parallel with the blade shaft; one end of the driving rod is hinged with the hinge shaft, and the other end of the driving rod is hinged with the piston.
Further, the driving device is a driving air cylinder, and a telescopic rod of the driving air cylinder is fixedly connected with the piston.
The beneficial effects of the invention are as follows:
According to the progressive pressurizing device, the piston is driven to slide along the cylinder body to compress liquid in the cylinder body, so that the liquid in the cylinder body is pressurized, when the liquid pressure in the cylinder body reaches the opening pressure of the second one-way valve, the liquid enters the second pressurizing chamber from the cylinder body, and continuously enters the second pressurizing chamber along with the liquid entering the second pressurizing chamber, at the moment, the liquid still enters the second pressurizing chamber through the second one-way valve, the liquid is compressed and pressurized in the second pressurizing chamber, when the liquid pressure in the second pressurizing chamber reaches the opening pressure of the second one-way valve, the liquid is discharged from the second liquid outlet pipe, the liquid is compressed through the reduction of the volume of the container, the liquid can be pressurized to exceed the opening pressure of the second one-way valve only by providing energy consumption for pressurizing the liquid to the opening pressure of the second one-way valve, and the smaller the volume of the second pressurizing chamber is, so that the pressure of the obtained pressurized liquid is higher, and the purpose of obtaining the liquid with higher pressure by lower energy consumption is achieved, and the purpose of saving energy consumption is achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the structure of a liquid progressive pressurizing apparatus according to embodiment 1 of the present invention;
Fig. 2 is a schematic view showing the structure of a liquid progressive pressurizing apparatus according to embodiment 2 of the present invention.
Icon:
The hydraulic cylinder comprises a 10-pressurizing cylinder, a 11-first liquid inlet pipe, a 12-first one-way valve, a 13-first liquid outlet pipe, a 14-one-way valve I, a 15-electromagnetic valve I, a 16-piston, a 20-second pressurizing chamber, a 21-second liquid inlet pipe, a 22-second one-way valve, a 23-first electromagnetic valve, a 24-second liquid outlet pipe, a 25-one-way valve II, a 26-electromagnetic valve II, a 27-second overflow valve, a 30-third pressurizing chamber, a 31-third liquid inlet pipe, a 32-third one-way valve, a 33-second electromagnetic valve, a 34-third liquid outlet pipe, a 35-one-way valve III, a 36-third overflow valve, a 40-driving cylinder, a 51-blade, a 52-blade shaft, a 53-hinge shaft, a 54-driving rod and a 60-liquid storage device.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
The invention is further described below with reference to the accompanying drawings:
Example 1
The embodiment provides a liquid step-by-step pressurizing device, and the device is used for providing the high-pressure liquid that can promote liquid atomization effect in laboratory experiment process, including simulation atomizing realization, water treatment aeration experiment etc.. As shown in fig. 1, the liquid progressive pressurizing device comprises a pressurizing cylinder 10 and 1 pressurizing chamber, wherein the pressurizing cylinder 10 comprises a cylinder body, a piston 16 arranged in the cylinder body, and a driving device for driving the piston 16 to slide up and down along the cylinder body; the driving device is a driving air cylinder 40, and a telescopic rod of the driving air cylinder 40 is fixedly connected with the piston 16; the pressurizing chamber of the present embodiment is set as the second pressurizing chamber 20; the bottom of the cylinder body is connected with a first liquid inlet pipe 11 in a conducting way, one end, far away from the cylinder body, of the first liquid inlet pipe 11 is connected with a liquid storage device 60 in a conducting way, and a first one-way valve 12 for feeding liquid into the pressurizing cylinder 10 in a one-way is arranged on the first liquid inlet pipe 11; a second liquid inlet pipe 21 is arranged between the cylinder body and the second pressurizing chamber 20, a second one-way valve 22 is arranged on the second liquid inlet pipe 21, and the second one-way valve 22 is used for unidirectionally discharging liquid in the cylinder body into the second pressurizing chamber 20; the second pressurizing chamber 20 is further communicated with a second liquid outlet pipe 24, and a second check valve 25 for one-way discharging the liquid in the second pressurizing chamber 20 is arranged on the second liquid outlet pipe 24, wherein the opening pressure of the second check valve 25 is larger than that of the second check valve 22. In this embodiment, let the opening pressure of the first check valve 12 be P11, the opening pressure of the second check valve 22 be P21, and the opening pressure of the second check valve 25 be P22, where P22 > P21 > P11; p11 in this example is 0, p21=1.5 Mpa; p22=21.5 Mpa.
The working principle of the liquid progressive pressurizing device of the embodiment is explained as follows: when the driving cylinder 40 drives the piston 16 to move towards the upper part of the cylinder body, the volume in the cylinder body is increased, the pressure is reduced, the liquid in the liquid storage device 60 enters the cylinder body after passing through the first one-way valve 12 under the action of negative pressure, when the piston 16 moves downwards, the volume in the cylinder body is reduced, the pressure is increased after the liquid is compressed, when the pressure reaches the opening pressure P21 of the second one-way valve 22, the liquid enters the second pressurizing chamber 20 after passing through the second one-way valve 22 and gradually fills the second pressurizing chamber 20, after the second pressurizing chamber 20 is filled, the liquid in the second pressurizing chamber 20 is gradually compressed and pressurized, when the liquid pressure in the second pressurizing chamber 20 reaches P22, the liquid pressure discharged from the second liquid outlet pipe 24 reaches 21.5Mpa through the second one-way valve 25, and the liquid pressurizing device can be used in a laboratory.
Further, the top of the second pressurizing chamber 20 in this embodiment is further connected to a second relief valve 27, where the opening pressure (P23) of the second relief valve 27 is slightly greater than the opening pressure (P22) of the second check valve 25, specifically, p23= 1.2P22. The second relief valve 27 is provided to ensure the safety of the second pressurizing chamber 20, and when the liquid in the second pressurizing chamber 20 cannot be discharged from the second check valve 25 or cannot be completely discharged from the second check valve 25 for other reasons, the liquid can be discharged from the second relief valve 27, so that the condition that the pressure of the liquid in the second pressurizing chamber 20 is too high to damage the second pressurizing chamber 20 is avoided.
The bottom of the cylinder body of the embodiment is also connected with a first liquid outlet pipe 13 in a conducting way, and a one-way valve I14 is arranged on the first liquid outlet pipe 13; the opening pressure of the first check valve 14 > the opening pressure of the first check valve 12, specifically, the opening pressure of the first check valve 14=the opening pressure of the second check valve 22; a first electromagnetic valve 15 is arranged between the cylinder body and the first check valve 14, and a first electromagnetic valve 23 is arranged between the cylinder body and the second check valve 22. The purpose of the first liquid outlet pipe 13 is to make the device capable of providing pressurized liquid with different pressure levels, when the pressurized liquid with the pressure p21=1.5 Mpa is needed to be provided, the first electromagnetic valve 23 is closed, the first electromagnetic valve 15 is opened, and the liquid in the cylinder body is discharged from the first liquid outlet pipe 13 after being pressurized; when it is necessary to supply pressurized liquid at a pressure p22=21.5 Mpa, the first solenoid valve 15 is closed, the first solenoid valve 23 is opened, so that the liquid in the cylinder is sequentially pressurized by the pressurizing cylinder 10 and the second pressurizing chamber 20, and finally discharged from the second liquid outlet pipe 24.
Example 2
The present embodiment provides a liquid progressive pressurization device for providing pressurized liquid required for atomization during atmospheric pollution abatement.
As shown in fig. 2: the liquid progressive pressurizing device of the embodiment comprises a pressurizing cylinder 10 and 2 pressurizing chambers, wherein the pressurizing cylinder 10 comprises a cylinder body, a piston 16 arranged in the cylinder body, and a driving device for driving the piston 16 to slide up and down along the cylinder body;
The driving device of the embodiment comprises a driving rod 54 and a power generation windmill, wherein the power generation windmill comprises a blade 51 and a blade shaft 52, one end, far away from the blade shaft 52, of the blade 51 is fixedly provided with a hinge shaft 53, and the hinge shaft 53 and the blade shaft 52 are distributed in parallel; one end of the driving rod 54 is hinged with the hinge shaft 53, and the other end of the driving rod 54 is hinged with the piston 16;
the larger volume of the 2 pressurizing chambers in the present embodiment is the second pressurizing chamber 20, the smaller volume of the pressurizing chamber is the third pressurizing chamber 30, wherein the volume of the second pressurizing chamber 20 is V1, the volume of the third pressurizing chamber 30 is V2, v2= 0.85V1 in the present embodiment;
The bottom of the cylinder body of the embodiment is connected with a first liquid inlet pipe 11 in a conducting way, one end of the first liquid inlet pipe 11 far away from the cylinder body is communicated with a liquid storage device 60, and a first one-way valve 12 for feeding liquid to the pressurizing cylinder 10 in a one-way is arranged on the first liquid inlet pipe 11; a second liquid inlet pipe 21 is arranged between the cylinder body and the second pressurizing chamber 20, a second one-way valve 22 is arranged on the second liquid inlet pipe 21, and the second one-way valve 22 is used for unidirectionally discharging liquid in the cylinder body into the second pressurizing chamber 20; a third liquid inlet pipe 31 is arranged between the second pressurizing chamber 20 and the third pressurizing chamber 30, and a third one-way valve 32 is arranged on the third liquid inlet pipe 31; the third check valve 32 is used for discharging the liquid in the second pressurizing chamber 20 into the third pressurizing chamber 30 in one direction; the bottom of the cylinder body of the embodiment is also connected with a first liquid outlet pipe 13 in a conducting way, and a one-way valve I14 is arranged on the first liquid outlet pipe 13; the second pressurizing chamber 20 is also communicated with a second liquid outlet pipe 24, and a second check valve 25 for one-way discharging the liquid in the second pressurizing chamber 20 is arranged on the second liquid outlet pipe 24; the third pressurizing chamber 30 is also communicated with a third liquid outlet pipe 34, and a check valve III 35 for one-way discharging the liquid in the third pressurizing chamber 30 is arranged on the third liquid outlet pipe 34; a first electromagnetic valve 15 is arranged between the cylinder body and the first check valve 14, and a first electromagnetic valve 23 is arranged between the cylinder body and the second check valve 22; a second electromagnetic valve 26 is arranged between the second pressurizing chamber 20 and the second check valve 25, and a second electromagnetic valve 33 is arranged between the second pressurizing chamber 20 and the third check valve 32;
Assuming that the opening pressure of the first check valve 12 is P11, the opening pressure of the first check valve 14 is P12, the opening pressure of the second check valve 22 is P21, the opening pressure of the second check valve 25 is P22, the opening pressure of the third check valve 32 is P31, and the opening pressure of the third check valve 35 is P32, the relationship between the opening pressures of the check valves in this embodiment satisfies: p21=p12 > P11; p31=p22 > p21; p32 > P31, P11 in this embodiment is 0, p21=p12=20.5 Mpa; p31=p22=41.5 Mpa; p32=62.8 Mpa.
In addition, the top of the second pressurizing chamber 20 of the present embodiment is also communicated with a second relief valve 27, where the opening pressure of the second relief valve 27 is p23, p23= 1.2P22; the top of the third pressurizing chamber 30 is also communicated with a third relief valve 36, and the opening pressure of the third relief valve 36 is P33, p33= 1.2P32.
The working principle of the liquid progressive pressurizing device of the present embodiment is described below with reference to fig. 2 and the above description:
the driving device of the embodiment is a crank connecting rod device, the blade 51 of the power generation windmill rotates under the action of wind force to drive the driving rod 54 hinged with the blade 51 to rotate along with the blade 51, one end of the driving rod 54 away from the blade 51 is hinged with the piston 16, the piston 16 stretches into the cylinder body and moves up and down along the cylinder body under the driving of the power generation windmill, and the bottom of the cylinder body is communicated with the first liquid inlet pipe 11; when the piston 16 moves upwards, the volume of the cylinder body is increased, the pressure is reduced, the liquid in the liquid storage device 60 enters the cylinder body after passing through the first one-way valve 12 under the negative pressure, when the piston 16 moves downwards, the volume in the cylinder body is reduced, the pressure after the liquid is compressed is increased, and when the pressure reaches the opening pressure P21 of the second one-way valve 22, the liquid enters the second pressurizing chamber 20 after passing through the second one-way valve 22; when the pressure of the liquid to be provided is p32=62.8 Mpa, the first electromagnetic valve 15 and the second electromagnetic valve 26 are closed, the first electromagnetic valve 23 and the second electromagnetic valve 33 are opened, and the liquid is discharged from the third liquid outlet pipe 34 after being pressurized by the third stage of the pressurizing cylinder 10, the second pressurizing chamber 20 and the third pressurizing chamber 30; when the pressure of the liquid to be provided is p12=20.5 Mpa, opening the first electromagnetic valve 15, closing other electromagnetic valves, and discharging the liquid from the first liquid outlet pipe 13 after being pressurized by the pressurizing cylinder 10; when the pressure of the liquid to be supplied is p22=41.5 Mpa, the second electromagnetic valve 26 and the first electromagnetic valve 23 are opened, the other electromagnetic valves are closed, and the liquid is discharged from the second liquid outlet pipe 24 after being pressurized by the second stage of the pressurizing cylinder 10 and the second pressurizing chamber 20.
The embodiment adopts the power generation windmill as a power source for the movement of the piston, and because the application environment of the liquid progressive pressurizing device of the embodiment is consistent with the setting position of the power generation windmill, the water source is also more convenient to supply, the creative natural energy of the nature is adopted in the embodiment to provide the power source for the pressurization of the liquid, the pressurization of the liquid by 0 energy consumption is realized, and the reasonable conversion and the utilization of the energy are fully realized.
It should be noted that: (1) The number of the pressurizing chambers can be 3,4 or more, so that more stages of pressurizing liquid can be realized, and pressurizing liquid with higher pressure can be realized;
(2) The multiple pressurizing cylinders 10 can be arranged, the diameters of the multiple pressurizing cylinders 10 are different, the multiple pressurizing cylinders 10 can simultaneously provide a power source for the expansion and contraction of the piston 16 by one driving device, and the function of simultaneously generating multiple stages of pressurizing liquid can be realized;
(3) The solenoid valves involved in the present invention may be replaced with other types of shut-off valves.
(4) A liquid opening and closing valve (not shown) is also arranged between the first liquid inlet pipe 11 and the cylinder body.
In summary, the liquid progressive pressurizing device of the invention not only can provide liquid with higher pressure with lower energy consumption and save energy consumption, but also can provide pressurized liquid with different pressure grades according to actual needs.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A liquid stage-by-stage pressurizing device, characterized in that: the device comprises a pressurizing cylinder and a plurality of pressurizing chambers, wherein the pressurizing cylinder comprises a cylinder body, a piston arranged in the cylinder body and a driving device used for driving the piston to slide up and down along the cylinder body;
The volumes of the plurality of pressurizing chambers are sequentially reduced, and the pressurizing chamber with the largest volume is a second pressurizing chamber; the bottom of the cylinder body is connected with a first liquid inlet pipe in a conducting way, one end, far away from the cylinder body, of the first liquid inlet pipe is connected with a liquid storage device in a conducting way, and a first one-way valve for feeding liquid to the pressurizing cylinder in a one-way is arranged on the first liquid inlet pipe; a second liquid inlet pipe is arranged between the cylinder body and the second pressurizing chamber, a second one-way valve is arranged on the second liquid inlet pipe, and the second one-way valve is used for one-way discharging liquid in the cylinder body into the second pressurizing chamber;
The second pressurizing chamber is also communicated with a second liquid outlet pipe, a second one-way valve used for one-way discharging liquid in the second pressurizing chamber is arranged on the second liquid outlet pipe, and the opening pressure of the second one-way valve is larger than that of the second one-way valve;
The bottom of the cylinder body is also connected with a first liquid outlet pipe in a conducting way, and a one-way valve I is arranged on the first liquid outlet pipe; the opening pressure of the first one-way valve is larger than the opening pressure of the first one-way valve;
An electromagnetic valve I is arranged between the cylinder body and the one-way valve I, and a first electromagnetic valve is arranged between the cylinder body and the second one-way valve;
the pressurizing chamber further comprises a third pressurizing chamber, and the volume of the third pressurizing chamber is smaller than that of the second pressurizing chamber;
A third liquid inlet pipe is arranged between the second pressurizing chamber and the third pressurizing chamber, and a third one-way valve is arranged on the third liquid inlet pipe; the third one-way valve is used for one-way discharging the liquid in the second pressurizing chamber into the third pressurizing chamber; the opening pressure of the third one-way valve is larger than that of the second one-way valve; the opening pressure of the third one-way valve is equal to the opening pressure of the second one-way valve;
a second electromagnetic valve is arranged between the second pressurizing chamber and the second one-way valve, and a second electromagnetic valve is arranged between the second pressurizing chamber and the third one-way valve;
the third pressurizing chamber is also communicated with a third liquid outlet pipe, a third one-way valve used for one-way discharging liquid in the third pressurizing chamber is arranged on the third liquid outlet pipe, and the opening pressure of the third one-way valve is larger than that of the third one-way valve;
And the top of the third pressurizing chamber is also communicated with a third overflow valve, and the opening pressure of the third overflow valve is larger than that of the third one-way valve.
2. The progressive pressurization device for liquids as defined in claim 1, wherein: the top of the second pressurizing chamber is also communicated with a second overflow valve, and the opening pressure of the second overflow valve is larger than that of the second one-way valve.
3. The progressive pressurization device for liquids as defined in claim 1, wherein: the opening pressure of the first one-way valve is equal to the opening pressure of the second one-way valve.
4. A progressive liquid pressurizing device as defined in claim 2, wherein: the volumes of two adjacent volumes of the pressurizing chambers are set as V 1 and V 2,V2=0.60~0.90V1, respectively.
5. The progressive pressurization device for liquids as defined in claim 1, wherein: the opening pressure of the second one-way valve is 1.0-50.0 mpa, and the opening pressure of the second one-way valve is 1.5-10 times of the opening pressure of the second one-way valve.
6. The progressive pressurization device for liquids as defined in claim 1, wherein: the driving device comprises a driving rod and a power generation windmill, the power generation windmill comprises a blade and a blade shaft, one end of the blade, which is far away from the blade shaft, is fixedly provided with a hinge shaft, and the hinge shaft and the blade shaft are distributed in parallel;
one end of the driving rod is hinged with the hinge shaft, and the other end of the driving rod is hinged with the piston.
7. The progressive pressurization device for liquids as defined in claim 1, wherein: the driving device is a driving air cylinder, and a telescopic rod of the driving air cylinder is fixedly connected with the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234702.5A CN110778476B (en) | 2019-12-05 | 2019-12-05 | Liquid step-by-step pressurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234702.5A CN110778476B (en) | 2019-12-05 | 2019-12-05 | Liquid step-by-step pressurizing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110778476A CN110778476A (en) | 2020-02-11 |
| CN110778476B true CN110778476B (en) | 2024-05-24 |
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Family Applications (1)
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| CN201911234702.5A Active CN110778476B (en) | 2019-12-05 | 2019-12-05 | Liquid step-by-step pressurizing device |
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