CN207634409U - Pressure charging system - Google Patents
Pressure charging system Download PDFInfo
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- CN207634409U CN207634409U CN201721061633.9U CN201721061633U CN207634409U CN 207634409 U CN207634409 U CN 207634409U CN 201721061633 U CN201721061633 U CN 201721061633U CN 207634409 U CN207634409 U CN 207634409U
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- pressure
- compress cell
- driving
- charging system
- compress
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Abstract
The utility model is related to a kind of pressure charging systems,Pressure charging system includes the compress cell that at least two-stage is sequentially connected in series,The compress cell includes with the driving pipeline to circulate for driving fluid and the pressure piping being pressurized for target fluid,The open-close on-off for controlling driving pipeline keying is provided in two adjacent compress cells in the driving pipeline of posterior compress cell,The output end of pressure piping in first compress cell is equipped with is connected with control piper with the input terminal of open-close on-off,When target fluid in control piper reaches setting pressure,Controllable open-close on-off is opened,The target fluid with smaller pressure exported in original level-one compress cell is directly pressurized by subsequent compress cell successively,It is final to realize that target fluid exports under specified pressure value,Meet supercharging to require,Open-close on-off realizes the reliable control of the output pressure of compress cells at different levels.
Description
Technical field
The utility model is related to mechanical fluid control fields, more particularly to a kind of pressure charging system.
Background technology
A certain part in mechanical fluid control system, required pressure can usually be higher by the output pressure of power source
Power, but powerful power-equipment inconvenient to use meets this high pressure again, can lead to the wasting of resources in this way, can also increase
Adding the volume of mechanical equipment, therefore has expedited the emergence of pressure charging system, current supercharging technology can be roughly classified into following a few classes, one is
Gas-liquid pressure-boosting carries out liquid supercharging using low-pressure compressed air driving booster pump；One is the superchargings of gas gas, are compressed using low pressure empty
Gas drive moves booster pump and carries out gas boosting；And it is all made of level-one supercharging technology in currently available technology, target fluid is increased
Pressure, when demand pressure is larger, cannot be satisfied requirement so supercharging amplitude is little.
Utility model content
The purpose of this utility model is to provide a kind of pressure charging systems, to solve in level-one pressure charging system in the prior art
Required pressure cannot be satisfied the problem of requiring when being higher than the output pressure of power source.
To achieve the above object, the 1st kind of technical solution of the utility model pressure charging system is：
Pressure charging system, including compress cell that at least two-stage is sequentially connected in series, the compress cell include having to flow for driving
The driving pipeline of body circulation and pressure piping for target fluid supercharging, posterior compress cell in adjacent two compress cells
Driving pipeline in be provided with open-close on-off for controlling driving pipeline keying, the pressure piping in first compress cell
Output end be equipped with and be connected with control piper with the input terminal of open-close on-off, the target fluid in control piper reaches setting pressure
When, it can control open-close on-off to open.
2nd kind of technical solution of the utility model pressure charging system be：In the 1st kind of technical side of the utility model pressure charging system
On the basis of case, the driving pipeline and pressure piping separate setting.
3rd kind of technical solution of the utility model pressure charging system be：In the 2nd kind of technical side of the utility model pressure charging system
On the basis of case, the compress cell includes booster pump, and the driving fluid of the booster pump constitutes gas drive booster pump for gas,
The open-close on-off is jettron.
4th kind of technical solution of the utility model pressure charging system be：In the 3rd kind of technical side of the utility model pressure charging system
On the basis of case, the target fluid of the booster pump makes booster pump constitute gas-gas inflator for gas.
5th kind of technical solution of the utility model pressure charging system be：In the 4th kind of technical side of the utility model pressure charging system
On the basis of case, the gas-gas inflator includes the pump housing, and the pump housing includes driving chamber and booster cavity, and one is additionally provided in the pump housing
Be installed in driving chamber and booster cavity and be oriented to simultaneously with driving chamber and booster cavity the piston rod being slidably matched, the piston rod by
Driving fluid matasomatism in driving chamber, which is oriented to, to be moved back and forth and realizes supercharging of the target fluid in booster cavity.
6th kind of technical solution of the utility model pressure charging system be：Appointing in the 1st ~ 5 of the utility model pressure charging system
On the basis of a kind of technical solution of anticipating, buffer between grade is provided between adjacent two-step supercharging unit.
7th kind of technical solution of the utility model pressure charging system be：Appointing in the 1st ~ 5 of the utility model pressure charging system
On the basis of a kind of technical solution of anticipating, the pressure charging system further includes the driving for providing driving fluid to compress cells at different levels
Intake line is provided in the driving intake line for providing setting pressure in the driving pipeline to every level-one compress cell
Driving fluid pressure regulation filter.
8th kind of technical solution of the utility model pressure charging system be：Appointing in the 1st ~ 5 of the utility model pressure charging system
On the basis of a kind of technical solution of anticipating, the compress cell has Pyatyi, including level-one compress cell, two-stage supercharging unit, three-level
Compress cell, level Four compress cell and Pyatyi compress cell, the output end of the level-one compress cell and three-level compress cell
Output end is equipped with the cooler for cooling to corresponding target fluid.
9th kind of technical solution of the utility model pressure charging system be：In the 8th kind of technical side of the utility model pressure charging system
On the basis of case, the output end of the level Four compress cell has the efferent duct for being connected to the output end of Pyatyi compress cell
Road is equipped in the output pipe and is exported with control targe fluid for detecting the target fluid pressure of level Four compress cell output
Counterbalance valve.
10th kind of technical solution of the utility model pressure charging system be：In the 1st ~ 5 of the utility model pressure charging system
On the basis of any one technical solution, the output end of the compress cell of afterbody is communicated with the target stream for detecting output
The counterbalance valve that body pressure is exported with control targe fluid.
11st kind of technical solution of the utility model pressure charging system be：In the 1st ~ 5 of the utility model pressure charging system
On the basis of any one technical solution, the output end of the compress cell of afterbody is equipped with for controlling compress cell at first
Driving pipeline open and close control switch.
The utility model has the beneficial effects that：Compared with the prior art, the pressure charging system involved by the utility model, passes through
At least two-step supercharging unit being serially connected is set, so as to have smaller pressure by what is exported in original level-one compress cell
The target fluid of power is directly pressurized by subsequent compress cell successively, final to realize that target fluid is defeated under specified pressure value
Go out, meet supercharging require, meanwhile, by the setting in open-close on-off, for the same open-close on-off, it can be achieved that its action by
The output pressure control of the target fluid of first compress cell, as long as system starts, the pressure of the output of first compress cell
After value only reaches setting value, open-close on-off unlatching could be controlled, the driving fluid of posterior compress cell is enable to operate, into
And the startup of posterior compress cell compress cells at different levels are realized by successively starting step by step, realize the output pressure of compress cells at different levels
The reliable control of power.
Description of the drawings
Fig. 1 is first example structure schematic diagram of the utility model pressure charging system；
Fig. 2 is the structural schematic diagram of the booster pump of level-one compress cell in Fig. 1；
Fig. 3 is the structural schematic diagram of the booster pump of the two-stage supercharging unit in Fig. 1；
Fig. 4 is second example structure schematic diagram of the utility model pressure charging system；
Fig. 5 is the third example structure schematic diagram of the utility model pressure charging system
Fig. 6 is the 4th example structure schematic diagram of the utility model pressure charging system.
Specific implementation mode
The embodiment of the utility model is described further below in conjunction with the accompanying drawings.
One embodiment of the pressure charging system of the utility model, as shown in Figure 1 to Figure 3, the pressure charging system be applied to pair
In the operating process that high pure nitrogen is pressurized.The pressure charging system includes five compress cells being successively sequentially connected in series, and is respectively
Level-one compress cell 4, two-stage supercharging unit 5, three-level compress cell 6, level Four compress cell 7 and Pyatyi compress cell 8.Wherein one
The input terminal of grade compress cell 4 is connected with low-pressure nitrogen input interface 1, and low-pressure nitrogen constitutes the target fluid being pressurized, Pyatyi
The output end of compress cell 8 is connected with high pressure nitrogen output interface 2.Pressure charging system further includes for being provided to each compress cell
The driving intake line 19 of air, driving air is driven to constitute the driving fluid for driving charging fluid to be pressurized, driving input
The input terminal of pipeline 19 is connected with driving air input interface 3.
Include the gas-gas inflator for low-pressure nitrogen to be pressurized, the original of gas-gas inflator for each compress cell
Reason is by driving air that booster pump is driven to carry out nitrogen supercharging.Booster pump include the pump housing and the booster cavity that is arranged in the pump housing and
Driving chamber is additionally provided with the piston rod being integrally threaded onto in booster cavity and driving chamber, piston rod and driving chamber and booster cavity in the pump housing
Between be oriented to and be slidably matched, and the separation of booster cavity and driving chamber is realized by piston rod, and for each booster pump, all have
Driving pipeline for driving air circulation and the pressure piping for target fluid circulation, above-mentioned booster cavity are set to pressure piping
In, above-mentioned driving chamber is set in driving pipeline.
For level-one compress cell 4, as shown in Fig. 2, booster pump 31 in the compress cell it include left side driving
Chamber 32 and right side booster cavity 33, piston rod are I-shaped piston rod 34, and the both ends of I-shaped piston rod 34 and corresponding chamber
Side wall between be both provided with sealing ring, meanwhile, in order to ensure the sealing between driving chamber and booster cavity, in the connection of two chambers
Sealing ring is also equipped between the side wall of circulation passage and I-shaped piston rod 34, the sealing ring of above-mentioned each position is both provided with
Spaced apart two, while double-layer seal ensures sealing, risk of the driving air to the pollution of nitrogen can be avoided.It is above-mentioned
I-shaped piston rod 34 left end in driving chamber by outside air carry out push with driving chamber be oriented to be slidably matched, in turn
I-shaped piston rod 34 is pushed to move, driving chamber is divided into left and right two chambers, and left chamber by the right end of I-shaped piston rod 34
With the air inlet being connected in corresponding pressure piping and gas outlet, and corresponding air inlet and outlet are both provided in right chamber
Mouthful go out to be both provided with level-one check valve 35 in the same direction, thus may be implemented in I-shaped piston rod 34 to the left or when moving backward,
Compression supercharging can be carried out to nitrogen, to realize the effect of bidirectional booster.
For two level, three-level, level Four and Pyatyi compress cell 8, as shown in figure 3, its pump housing includes left side booster cavity 22, the right side
Side booster cavity 24 and midway drive chamber 23, piston rod 25 are king's font structure, each boss of piston rod 25 with corresponding chamber
It is oriented to and is slidably matched between room, and double-layer seal rings are provided between contact surface 26.To realize the mistake of piston rod reciprocating movement
Continual low-pressure nitrogen can be pressurized in journey.
For above-mentioned each compress cell, input terminal enters booster cavity by check valve 27, and passes through output end
Check valve 27 exports, and for two adjacent compress cells, for level-one compress cell 4 and two-stage supercharging unit 5, level-one increases
It is connected between the output end and the input terminal of two-stage supercharging unit 5 of pressure unit 4 between the grade of the pressure for stablizing output nitrogen
Buffer 10, the rear end of buffer 10 is also associated with the pressure gauge 11 for detecting the nitrogen pressure after buffering between grade, meanwhile, by
It is changed greatly before and after the volume of the compressed nitrogen of level-one compress cell 4, the front side of buffer 10 is also associated with cooling between grade
Device 9 realizes the cooling for exporting nitrogen to high temperature, ensures stable operation and the service life of device.And in 4 He of level-one compress cell
There are one branch lines for connection in connecting pipeline between two-stage supercharging unit 5, and the end of branch line is connected with jettron
12, and jettron 12 is series in the driving pipeline of two-stage supercharging unit 5, in the present embodiment, jettron 12 is pressure
Formula switchs, and can be opened when driving air pressure to reach rated value, and setting jettron 12 can ensure level-one compress cell 4
The pressure of output nitrogen needs after reaching rated value, could enter two-stage supercharging unit 5 and is pressurized again, if pressure is not up to
To rated value, then jettron 12 can not be opened, i.e., the driving pipeline in two-stage supercharging unit 5 is closed, and low-pressure nitrogen is in two level
Without supercharging in compress cell 5, then can not export.
Buffer 10 between above-mentioned grade, pressure gauge 11, jettron 12 be applied to the adjacent compress cell of any two it
Between.So as to ensure that the nitrogen pressure of the input terminal of compress cells at different levels can meet specified input pressure, and then realize
The pressure controllable of compress cells at different levels.Simultaneously cooler is also equipped between three-level compress cell 6 and level Four compress cell 7
9。
It is since the pressure of the output nitrogen in compress cells at different levels increases step by step, then at different levels for driving intake line 19
The pressure of the required driving air of compress cell also increases step by step, in order to meet difference of the compress cells at different levels to driving air
The demand of pressure is connected with pressure regulation filter 13 between driving intake line 19 and the driving pipeline of compress cell at different levels, leads to
Toning presses through the setting of filter 13 to set different pressure, to meet the needs of compress cells at different levels.
In the present embodiment, the output end of the booster pump of Pyatyi compress cell 8 is connected with high pressure nitrogen output interface 2 simultaneously
The surge tank of connection can carry out the storage of a certain amount of high pressure nitrogen when that need not export high pressure nitrogen outward by surge tank.
Output pipe 16 is connected between the output end and high pressure nitrogen output interface 2 of Pyatyi compress cell 8, on output pipe 16
It is provided with the counterbalance valve 14 for controlling delivery outlet pressure, can be ensured in the final of high pressure nitrogen by the setting of counterbalance valve 14
When output pressure reaches rated value, counterbalance valve 14 can be opened, realize the output of high pressure nitrogen, if rated value is not achieved,
Counterbalance valve 14 is closed always, can not export high pressure nitrogen outward.Output pipe 16 is additionally provided with filter and for detecting efferent duct
The pressure gauge 11 of the pressure of high pressure nitrogen in road 16.And it is also associated with height between counterbalance valve 14 and high pressure nitrogen output interface 2
Press output one-way valve 15.
In this embodiment, it in order to meet demand of the pressure charging system for the high pressure nitrogen of different pressures, is pressurized in level Four
The output end of unit 7 is also communicated with individual output pipe 16 between high pressure nitrogen output interface 2, it is specific for it is above-mentioned
The output pipe 16 of Pyatyi compress cell 8 is in parallel, and the setting of each parts is set with the output pipe 16 of Pyatyi compress cell 8
It sets consistent.
In the present embodiment, connect between the output pipe 16 of Pyatyi compress cell 8 and the driving pipeline of level-one compress cell 4
It is connected to for controlling the normally opened pressure switch 20 whether level-one compress cell 4 works, pressure switch 20 is constituted for controlling system
The control switch of system work, when the pressure of output pipe 16 is higher than setting value, i.e., when need not be pressurized to low-pressure nitrogen,
High pressure nitrogen control pressure switch 20 is closed, you can realizes being stopped for system.
Using Pyatyi supercharging mode, boost pressure is high, and boosted flow is big, and pressure and flow step up, boost pressure and
Flow can be adjusted according to the needs.The final boost pressure of setting is preferably 35MPa, and boosted flow is preferably 50Nm3/h, maximum
Output pressure can preferably reach 269MPa.In the present embodiment, the pressure at the input interface of preferred lower pressure nitrogen is little
In 1.0MPa, low-pressure nitrogen enters first order compress cell 4, after being pressurized to 1.4MPa；Second level compress cell 5 is subsequently entered,
It is pressurized to 2.8MPa；Into third level compress cell 6, it is pressurized to 2.6MPa；Into fourth stage compress cell 7, it is pressurized to 14MPa
Afterwards, it is divided into two-way output：The first via is when outlet pressure is less than 14MPa, through counterbalance valve 14 to high pressure nitrogen output interface 2；The
Two tunnels are when outlet pressure is higher than 14MPa, after being pressurized to 35MPa into level V compress cell 8, through counterbalance valve 14 to sending high pressure
Nitrogen output interface 2.
In second embodiment of the pressure charging system of the utility model, with one embodiment the difference is that：
The concrete structure of gas-gas inflator can realize compression by structure as shown in Figure 4 by the movement in one direction of piston rod.
In the third embodiment of the pressure charging system of the utility model, with one embodiment the difference is that：
The concrete structure of gas-gas inflator can realize two-stage pressurization by structure as shown in Figure 5 by the action of piston rod.
In the 4th embodiment of the pressure charging system of the utility model, with one embodiment the difference is that：
The concrete structure of gas-gas inflator can be by structure as shown in FIG. 6, by the outlet of one of pressurized chamber and two superchargings
The entrance unicom of chamber realizes two-stage pressurization by the action of piston rod.
Fluid circulates in pressure piping and forms target fluid, the circulation i.e. formation driving fluid in driving pipeline,
In the present embodiment, target fluid is nitrogen, and driving fluid is air, and in other embodiments, target fluid and driving fluid can
Think same type of fluid.
In other embodiments, the target fluid pressure that the quantity of compress cell can be according to actual needs accordingly increases
Or it reduces；The pressure charging system can also be applied in the system being pressurized to liquid, and booster pump is set as gas-liquid booster pump pair
The open-close on-off answered is set as pushswitch；Booster pump may be alternatively provided as liquid and drive booster pump.
Claims (11)
1. pressure charging system, it is characterised in that：Including the compress cell that at least two-stage is sequentially connected in series, the compress cell includes having
It is posterior in adjacent two compress cells for the pressure piping for driving pipeline and be pressurized for target fluid of driving fluid circulation
The open-close on-off for controlling driving pipeline keying is provided in the driving pipeline of compress cell, in first compress cell
The output end of pressure piping is equipped with is connected with control piper with the input terminal of open-close on-off, and the target fluid in control piper reaches
When setting pressure, open-close on-off can control to open.
2. pressure charging system according to claim 1, it is characterised in that：The driving pipeline and pressure piping separate setting.
3. pressure charging system according to claim 2, it is characterised in that：The compress cell includes booster pump, the supercharging
The driving fluid of pump constitutes gas drive booster pump for gas, and the open-close on-off is jettron.
4. pressure charging system according to claim 3, it is characterised in that：The target fluid of the booster pump makes increasing for gas
Press pump constitutes gas-gas inflator.
5. pressure charging system according to claim 4, it is characterised in that：The gas-gas inflator includes the pump housing, and the pump housing includes
Driving chamber and booster cavity, be additionally provided in the pump housing be integrally installed in driving chamber and booster cavity and simultaneously with driving chamber and supercharging
Chamber is oriented to the piston rod being slidably matched, and the driving fluid matasomatism of the piston rod intracavitary driven, which is oriented to, to be moved back and forth and realize mesh
Mark supercharging of the fluid in booster cavity.
6. according to any one of them pressure charging system of claim 1 ~ 5, it is characterised in that：Between adjacent two-step supercharging unit
It is provided with buffer between grade.
7. according to any one of them pressure charging system of claim 1 ~ 5, it is characterised in that：The pressure charging system further includes being used for
The driving intake line of driving fluid is provided to compress cells at different levels, is provided with for every level-one in the driving intake line
The pressure regulation filter of the driving fluid of setting pressure is provided in the driving pipeline of compress cell.
8. according to any one of them pressure charging system of claim 1 ~ 5, it is characterised in that：The compress cell has Pyatyi, packet
Include level-one compress cell, two-stage supercharging unit, three-level compress cell, level Four compress cell and Pyatyi compress cell, the level-one
The output end of compress cell and the output end of three-level compress cell are equipped with the cooling for cooling to corresponding target fluid
Device.
9. pressure charging system according to claim 8, it is characterised in that：The output end of the level Four compress cell, which has, to be used for
The output pipe being connected to the output end of Pyatyi compress cell is equipped in the output pipe defeated for detecting level Four compress cell
The counterbalance valve that the target fluid pressure gone out is exported with control targe fluid.
10. according to any one of them pressure charging system of claim 1 ~ 5, it is characterised in that：The compress cell of afterbody
Output end is communicated with the counterbalance valve exported with control targe fluid for detecting the target fluid pressure of output.
11. according to any one of them pressure charging system of claim 1 ~ 5, it is characterised in that：The compress cell of afterbody
Output end is equipped with the control switch opened and closed for controlling the driving pipeline of compress cell at first.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061633.9U CN207634409U (en) | 2017-08-23 | 2017-08-23 | Pressure charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721061633.9U CN207634409U (en) | 2017-08-23 | 2017-08-23 | Pressure charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207634409U true CN207634409U (en) | 2018-07-20 |
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ID=62861694
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721061633.9U Active CN207634409U (en) | 2017-08-23 | 2017-08-23 | Pressure charging system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542711A (en) * | 2017-08-23 | 2018-01-05 | 凯迈（洛阳）气源有限公司 | A kind of pressure charging system |
| CN110793860A (en) * | 2019-10-31 | 2020-02-14 | 北京海德利森科技有限公司 | High-pressure hydrogen testing system and method |
-
2017
- 2017-08-23 CN CN201721061633.9U patent/CN207634409U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542711A (en) * | 2017-08-23 | 2018-01-05 | 凯迈（洛阳）气源有限公司 | A kind of pressure charging system |
| CN110793860A (en) * | 2019-10-31 | 2020-02-14 | 北京海德利森科技有限公司 | High-pressure hydrogen testing system and method |
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