CN204783521U - Liquid drive supercharging device - Google Patents
Liquid drive supercharging device Download PDFInfo
- Publication number
- CN204783521U CN204783521U CN201520386741.8U CN201520386741U CN204783521U CN 204783521 U CN204783521 U CN 204783521U CN 201520386741 U CN201520386741 U CN 201520386741U CN 204783521 U CN204783521 U CN 204783521U
- Authority
- CN
- China
- Prior art keywords
- liquid
- cylinder
- branch road
- control unit
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides an adopt liquid to carry out the liquid drive supercharging device of in succession reliable pressure boost to the blanket gas as the drive medium, including liquid drive unit, gaseous pressure boost unit and switching -over the control unit, liquid drive unit and gaseous pressure boost unit are connected through switching -over the control unit. The device has solved current dry gas and has adopted gaseous booster pump to carry out the problem that the pressure boost existed to the blanket gas in sealed, and it is long to have a working life, operation safety, and the delivery pressure is easily controlled, the control accuracy height, operation controls characteristics such as simple.
Description
Technical field
The utility model relates to supercharging device technical field, particularly a kind of liquid driven supercharging device for dry gas seals.
Background technique
Compressor dry gas seals needs reliable blanket gas and injects in start-stop car overall process, and the injection due to blanket gas needs to keep higher pressure, usually adopts gas boosting pump to carry out supercharging to low-pressure gas source at present.Adopt gas boosting pump low-pressure gas source can be increased to required pressurized gas, the gas boosting pump in use gas drive part of pump needs to use lubricating type gas, to allow sealing and other inner bodies be lubricated; Easily there is the wear phenomenon of sealing and inner body in the gas drive part of pump simultaneously, affects the working life of pump; And drive gas to be often directly discharged in air at gas boosting pump work process middle outlet, thus cause the waste of resource.
Model utility content
The purpose of this utility model is to solve in existing dry gas seals and adopts gas boosting pump to carry out the technical problem existing for supercharging to blanket gas, provides a kind of liquid driven supercharging device adopting liquid as driven medium, blanket gas to be carried out continuously to reliable supercharging.
For solving the problems of the technologies described above, the utility model have employed a kind of liquid driven supercharging device, comprises liquid driven unit, gas boosting unit and commutation control unit, and described liquid driven unit is connected by commutation control unit with gas compress cell; Described liquid driven unit comprises the loop of voltage regulation be made up of energy storage branch road, liquid backflow branch road and ball valve B, and the drive circuit be made up of energy storage branch road, liquid backflow branch road, ball valve A and commutation control unit; Described energy storage branch road comprises liquid tank, oil hydraulic pump and accumulator, and described liquid tank, oil hydraulic pump are connected by pipeline successively with accumulator; Described liquid backflow branch road comprises relief valve, and described liquid gets back to liquid tank through relief valve; Described ball valve A and ball valve B is arranged in parallel, and is respectively used to the cut-off and the conducting that control drive circuit and loop of voltage regulation; Described gas boosting unit comprises pressurized cylinder, described pressurized cylinder comprises large footpath cylinder and path cylinder, large footpath piston is provided with in the cylinder of described large footpath, path piston is provided with in described path cylinder, described large footpath piston connects path piston, and the path cylinder of described pressurized cylinder is provided with low pressure gas entrance and high pressure air outlet; Described pressurized cylinder connects commutation control unit.
As further improvement of the utility model, the low pressure gas entrance of described pressurized cylinder and high pressure air outlet are respectively arranged with inlet one-way valve and Outlet check valves.
Further, described commutation control unit adopts switch valve with two-position and five-pass.
Further, described energy storage branch road is provided with pressure gauge.
The beneficial effect that the utility model has:
1), this device adopts liquid as driven medium, can play certain lubrication, thus the wearing and tearing of the drive part Sealing reduced in supercharging equipment and inner body, increase the operating life of self.
2), adopt liquid as driven medium, without electric elements, without electric arc and spark, handling safety, is adapted at dangerous situation and uses.
3), delivery pressure be easy to control, control accuracy is high; By can realize the accurate control to gas output pressure to the adjustment of driven medium pressure.
4), operation controls simply, to select Non-follow control as required or automatically control.
5), device versatility is good, can obtain different pressure ranges by selecting the pressurized cylinder of different model.
6), recycling of driven medium can be realized, save user cost.
Accompanying drawing explanation
Fig. 1 is the utility model system architecture schematic diagram.
In figure: 1, liquid tank, 2, filter, 3, oil hydraulic pump, 4, one-way valve, 5, one-way valve, 7, accumulator, 8, ball valve B, 9, ball valve A, 10, commutation control unit, 11, relief valve, 12, pressure gauge, 13, large footpath piston, 14, path piston, 15, inlet one-way valve, 16 Outlet check valves, 17, pressurized cylinder path cylinder, 18, pressurized cylinder large footpath cylinder, 19, temperature measuring equipment, 20, level meter.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, be a kind of liquid driven supercharging device, comprise liquid driven unit, gas boosting unit and commutation control unit 10, described liquid driven unit is connected by commutation control unit 10 with gas compress cell; Described liquid driven unit comprises the loop of voltage regulation be made up of energy storage branch road, liquid backflow branch road and ball valve B8, and the drive circuit be made up of energy storage branch road, liquid backflow branch road, ball valve A9 and commutation control unit 10; Described energy storage branch road comprises liquid tank 1, oil hydraulic pump 3 and accumulator 7, and described liquid tank 1, oil hydraulic pump 3 are connected by pipeline successively with accumulator 7; Described liquid backflow branch road comprises relief valve 11, and described liquid gets back to liquid tank 1 through relief valve 11; Described ball valve A9 and ball valve B8 is arranged in parallel, and is respectively used to the cut-off and the conducting that control drive circuit and loop of voltage regulation; Described gas boosting unit comprises pressurized cylinder, described pressurized cylinder comprises large footpath cylinder 18 and path cylinder 17, large footpath piston 13 is provided with in described large footpath cylinder 18, path piston 14 is provided with in described path cylinder 17, described large footpath piston 13 connects path piston 14, and the path cylinder 17 of described pressurized cylinder is provided with low pressure gas entrance and high pressure air outlet; Described pressurized cylinder connects commutation control unit 10.
The low pressure gas entrance of described pressurized cylinder and high pressure air outlet are respectively arranged with inlet one-way valve 15 and Outlet check valves 16.
Described commutation control unit 10 adopts switch valve with two-position and five-pass.
Described energy storage branch road is provided with pressure gauge 12.
In the utility model, oil hydraulic pump 3 front end is provided with filter 2, described oil hydraulic pump 3 connects one-way valve 5, described one-way valve 5 connects another filter, this filter connects Pilot operated check valve 4, described Pilot operated check valve 4 connects accumulator 7, ball valve A9 and ball valve B8 respectively, described ball valve B8 connects relief valve 11, and described relief valve 11 connects liquid tank 1; Described ball valve A9 connects commutation control unit 10, and described commutation control unit 10 connects the large footpath cylinder 18 of pressurized cylinder, and described commutation control unit 10 connects relief valve 11.
The working principle that the utility model realizes liquid driven supercharging is as follows:
Close ball valve A9, open ball valve B8; Primer fluid press pump 3, oil hydraulic pump 3 by the Liquid transfer in liquid tank 1 in hydraulic tubing, through one-way valve 4 and Pilot operated check valve 5 by Liquid transfer to accumulator 7, liquid, after accumulator 7 voltage stabilizing, gets back to liquid tank 1 by ball valve B8 through relief valve 11.
Open ball valve A9, close ball valve B8; Highly pressurised liquid enters the large footpath cylinder 18 of pressurized cylinder through ball valve A9 and switch valve with two-position and five-pass 10, highly pressurised liquid applies pressure to large footpath piston 13, promote large footpath piston 13 to move right, the path piston 14 be connected with large footpath piston 13 moves right under the effect of large footpath piston 13, by the low pressure gas compression entered from low pressure gas entrance in pressurized cylinder path cylinder 17, and then convert low pressure gas to high pressure air, the high pressure air now produced is discharged by the Outlet check valves 16 being arranged on path cylinder, realizes the conveying to dry gas seals high pressure sealing gas.By the commutation control of switch valve with two-position and five-pass 10 and the position of large footpath piston 13, the liquid cutting off and connect in drive circuit controls the position of switch valve with two-position and five-pass 10, determine the moving direction of piston, realize the to-and-fro motion of pressurized cylinder inner carrier, thus realize the continuous operation of supercharging device.The liquid of being discharged by switch valve with two-position and five-pass 10 is eventually passed relief valve 11 and gets back to liquid tank 1.
In the utility model, the monitor and forecast to fluid pressure can be realized by the adjustment of relief valve 11 and the pressure gauge 12 be arranged on energy storage branch road.Described liquid tank 1 is also provided with fluid temperature measuring device 19 and level meter 20, the normal operation of assurance device.
Claims (4)
1. liquid driven supercharging device, is characterized in that: comprise liquid driven unit, gas boosting unit and commutation control unit, and described liquid driven unit is connected by commutation control unit with gas compress cell;
Described liquid driven unit comprises the loop of voltage regulation be made up of energy storage branch road, liquid backflow branch road and ball valve B, and the drive circuit be made up of energy storage branch road, liquid backflow branch road, ball valve A and commutation control unit;
Described energy storage branch road comprises liquid tank, oil hydraulic pump and accumulator, and described liquid tank, oil hydraulic pump are connected by pipeline successively with accumulator;
Described liquid backflow branch road comprises relief valve, and described liquid gets back to liquid tank through relief valve;
Described ball valve A and ball valve B is arranged in parallel, and is respectively used to the cut-off and the conducting that control drive circuit and loop of voltage regulation;
Described gas boosting unit comprises pressurized cylinder, described pressurized cylinder comprises large footpath cylinder and path cylinder, large footpath piston is provided with in the cylinder of described large footpath, path piston is provided with in described path cylinder, described large footpath piston connects path piston, and the path cylinder of described pressurized cylinder is provided with low pressure gas entrance and high pressure air outlet;
Described pressurized cylinder connects commutation control unit.
2. liquid driven supercharging device according to claim 1, is characterized in that: the low pressure gas entrance of described pressurized cylinder and high pressure air outlet are respectively arranged with inlet one-way valve and Outlet check valves.
3. liquid driven supercharging device according to claim 2, is characterized in that: described commutation control unit adopts switch valve with two-position and five-pass.
4. liquid driven supercharging device according to any one of claim 1 to 3, is characterized in that: described energy storage branch road is provided with pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386741.8U CN204783521U (en) | 2015-06-07 | 2015-06-07 | Liquid drive supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386741.8U CN204783521U (en) | 2015-06-07 | 2015-06-07 | Liquid drive supercharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783521U true CN204783521U (en) | 2015-11-18 |
Family
ID=54523581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520386741.8U Active CN204783521U (en) | 2015-06-07 | 2015-06-07 | Liquid drive supercharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204783521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185143A (en) * | 2018-10-16 | 2019-01-11 | 沈阳透平机械股份有限公司 | The control device of multiaxis multi-stage gear assembly type compressor seal gas |
-
2015
- 2015-06-07 CN CN201520386741.8U patent/CN204783521U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185143A (en) * | 2018-10-16 | 2019-01-11 | 沈阳透平机械股份有限公司 | The control device of multiaxis multi-stage gear assembly type compressor seal gas |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103883338B (en) | A kind of hydraulic support column self-boosting system containing hydraulic intensifier | |
| CN204124743U (en) | The control system of belt feeder Hydranlic tensioner | |
| CN203769811U (en) | Self-help supercharging system with hydraulic supercharger and upright columns for hydraulic support | |
| CN102536925A (en) | Hydraulic automatic reciprocating booster | |
| CN204458573U (en) | A kind of hydraulic system of electromagnetic priority valve durability test | |
| CN105508319B (en) | A kind of low pressure servo source control ultrahigh-pressure hydraulic pressure charging system | |
| CN204783521U (en) | Liquid drive supercharging device | |
| CN202483974U (en) | Hydraulic automatic reciprocating supercharger | |
| CN204827828U (en) | Reciprocating type cryogenic liquids booster compressor of hydraulic pressure | |
| CN107542711A (en) | A kind of pressure charging system | |
| CN200978772Y (en) | Turbine hydraulic manipulator | |
| CN108087384A (en) | A kind of hydraulic brake valve reliability test system and method | |
| CN208397033U (en) | A kind of hydraulic system and baling press | |
| CN202597031U (en) | Air recovery and secondary compression device | |
| CN207634409U (en) | Pressure charging system | |
| CN202597010U (en) | Pneumatic liquid charge pump for coal mine | |
| CN111927667B (en) | High-pressure leakage test system for high-pressure common rail pump and application | |
| CN106640847B (en) | Accumulator fatigue experimental device and test method | |
| CN105443336B (en) | Voltage-stabilizing system, the method for stabilizing voltage of supercharging device and the application device | |
| CN214196522U (en) | High-pressure common rail pump high-pressure leakage test system | |
| CN105987029A (en) | Unpowered system supercharger | |
| CN204420563U (en) | Gas-pressed equipment | |
| CN204175583U (en) | High-voltage pulse type dump pump | |
| CN209458210U (en) | The hydraulic commutation denoising device of natural gas compression equipment | |
| CN106762591A (en) | A kind of reciprocating booster pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610100, No. 26, Xingguang West Road, Chengdu economic and Technological Development Zone, Longquanyi District, Sichuan, Chengdu Patentee after: CHENGDU YITONG SEAL CO., LTD. Address before: 610100, No. 26, Xingguang West Road, Chengdu economic and Technological Development Zone, Longquanyi District, Sichuan, Chengdu Patentee before: Chengdu Yitong Seal Co., Ltd. |