CN201100473Y - Spring energy storage electrolysis joint valve gate executor - Google Patents
Spring energy storage electrolysis joint valve gate executor Download PDFInfo
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- CN201100473Y CN201100473Y CNU2007201913436U CN200720191343U CN201100473Y CN 201100473 Y CN201100473 Y CN 201100473Y CN U2007201913436 U CNU2007201913436 U CN U2007201913436U CN 200720191343 U CN200720191343 U CN 200720191343U CN 201100473 Y CN201100473 Y CN 201100473Y
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Abstract
The utility model discloses a spring energy storage electrohydraulic linkage valve actuator with good reliability and a simple control system, which comprises a hydraulic cylinder, an accumulator and a hydraulic control system, wherein the hydraulic cylinder is a single-acting hydraulic cylinder, the rodless chamber of the hydraulic cylinder is communicated with hydraulic-oil, the rod chamber of the hydraulic cylinder is provided with a spring; the hydraulic control system is composed of a quick-closing control system and a slow-opening slow-closing and stopping control system, wherein the quick-closing control system comprises a quick-closing magnetic valve and a quick-closing inserted valve, and the slow-opening slow-closing and stopping control system comprises a slow-opening magnetic valve, a slow-opening throttle valve, a one-way valve, a slow-closing magnetic valve and a slow-closing throttle valve.
Description
Technical field
The utility model relates to a kind of valve actuator, particularly a kind of energy-storage type electricity liquid interlock valve actuator.
Background technique
Energy-storage type electricity liquid interlock valve actuator mainly is used as the transmission device of butterfly valve, butterfly check valve etc.; be installed in high safety grade systems such as bleeder steam pipeline, blast furnace gas excess pressure power generating device (TRT) air inlet pipeline; making Emergeny Cutoff Valves uses; when the crisis operating mode appears in system; enforcement was urgent in the kind at 0.3～1 second closes valve or drives valve, realizes reliably ending or emergency opening of pipeline. the safety of protective system.And all there is following technological deficiency in energy-storage type electricity liquid interlock valve actuator of the prior art: oil circuit is complicated, and potential fault point is more, influences the reliability of system.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of good reliability, the simple spring energy-storage formula electricity of control system liquid interlock valve actuator.
For solving the problems of the technologies described above, the utility model adopts following technical solution: a kind of spring energy-storage formula electricity liquid interlock valve actuator, comprise oil cylinder, accumulator, hydraulic control system, described oil cylinder is a single-action hydraulic cylinder, the rodless cavity of oil cylinder leads to hydraulic oil, the rod chamber of oil cylinder is provided with spring, described hydraulic control system is by the quick closing valve control system and open slowly, slowly close, stop control system is formed, the quick closing valve control system is by the quick closing valve solenoid valve, the quick closing valve cartridge valve is formed, the filler opening of quick closing valve solenoid valve connects the outlet of accumulator, other two hydraulic fluid ports of quick closing valve solenoid valve are distinguished the control port of connected tanks and quick closing valve cartridge valve, and other two hydraulic fluid ports of quick closing valve cartridge valve are distinguished the rodless cavity of connected tanks and oil cylinder; Slowly open, close slowly, stop control system by slow open electromagnetic valve, slow throttle opening, one-way valve, slowly close solenoid valve, close throttle valve slowly and form, the filler opening of slow open electromagnetic valve connects the outlet of accumulator, two the hydraulic fluid port difference connected tanks in addition of slow open electromagnetic valve and the filler opening of slow throttle opening, the oil outlet of slow throttle opening connects the rodless cavity of oil cylinder by one-way valve, slowly the filler opening that closes solenoid valve connects the rodless cavity of oil cylinder, slowly in addition two hydraulic fluid ports that close solenoid valve are connected tank and close the filler opening of throttle valve slowly respectively, and the oil outlet that closes throttle valve slowly takes back fuel tank.
The beneficial effect of the utility model spring energy-storage formula electricity liquid interlock valve actuator is: in the technique scheme, because described oil cylinder adopts single-action hydraulic cylinder, have only a hydraulic fluid port, and the rod chamber of oil cylinder is controlled by spring, therefore oil circuit is oversimplified more; Because the rod chamber of oil cylinder is provided with spring, when pressure oil enters the rodless cavity of oil cylinder, valve open, spring is compressed simultaneously, put aside the energy of throttle down, even oil circuit goes wrong, valve also can be closed under the effect of spring reliably, and energy-storage type electricity liquid interlock valve actuator of the prior art, under the state that valve is being opened, in case oil circuit goes wrong, valve just might can't be closed, so the reliability and the Security of the utility model spring energy-storage formula electricity liquid interlock valve actuator improve greatly.
The utility model will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the hydraulic schematic diagram of the utility model spring energy-storage formula electricity liquid interlock valve actuator.
Embodiment
As shown in Figure 1, a kind of embodiment of the utility model spring energy-storage formula electricity liquid interlock valve actuator, comprise oil cylinder 21, accumulator 11, hydraulic control system, described oil cylinder 21 is a single-action hydraulic cylinder, the rodless cavity of oil cylinder 21 leads to hydraulic oil, the rod chamber of oil cylinder 21 is provided with spring, described hydraulic control system is by the quick closing valve control system and open slowly, slowly close, stop control system is formed, the quick closing valve control system is by quick closing valve solenoid valve 14, quick closing valve cartridge valve 17 is formed, the filler opening of quick closing valve solenoid valve 14 connects the outlet of accumulator 11, other two hydraulic fluid ports of quick closing valve solenoid valve 14 are distinguished the control port of connected tanks 1 and quick closing valve cartridge valve 17, other two hydraulic fluid ports of quick closing valve cartridge valve 17 are distinguished the rodless cavity of connected tanks 1 and oil cylinder 21, the control port of quick closing valve cartridge valve 17 and fuel tank 1 passage be connected to two of quick closing valve solenoid valve 14 electric connections mouthful, and the discharge connection of the control port of quick closing valve cartridge valve 17 and accumulator 11 is connected to two dead electricity connection mouths of quick closing valve electricity solenoid valve 14; Slowly open, slowly close, stop control system is by slow open electromagnetic valve 12, slow throttle opening 18, one-way valve 19, slowly close solenoid valve 16, slowly closing throttle valve 15 forms, the filler opening of slow open electromagnetic valve 12 connects the outlet of accumulator 11, two the hydraulic fluid port difference connected tanks 1 in addition of slow open electromagnetic valve 12 and the filler opening of slow throttle opening 18, the oil outlet of slow throttle opening 18 connects the rodless cavity of oil cylinder 21 by one-way valve 19, the discharge connection of accumulator 11 and throttle valve 18 be connected to two of slow open electromagnetic valve 12 on electric the connections mouth, fuel tank 1 is connected on the mouth with two dead electricity that throttle valve 18 is connected to slow open electromagnetic valve 12, slowly the filler opening that closes solenoid valve 16 connects the rodless cavity of oil cylinder 21, slowly in addition two hydraulic fluid ports that close solenoid valve 16 are connected tank 1 and close the filler opening of throttle valve 15 slowly respectively, slowly the oil outlet that closes throttle valve 15 takes back fuel tank 1, the rodless cavity of oil cylinder 21 with close throttle valve 15 slowly and be connected in two dead electricity of closing solenoid valve 16 slowly respectively and connect mouthful, fuel tank 1 with close slowly throttle valve 15 be connected in respectively two of closing solenoid valve 16 slowly on electric the connections mouth, oil pump 5 is by motor 4 drive work, being communicated with fuel tank 1 of oil pump 5 through filter 2, arrive the outlet working connection through one-way valve 7 simultaneously, the outlet working connection is provided with pressure gauge 13, high-pressure switch 9, low pressure switch 8, fuel tank 1 is provided with liquid level alarm 3, be provided with stop valve 10 between working connection and the fuel tank 1, break-make between may command working connection and the fuel tank 1, be communicated with fuel tank 1 by relief valve 6 between oil pump 5 and the one-way valve 7, accumulator 11 is an air sac type structure, oil cylinder 21 is a single-action hydraulic cylinder, when hydraulic oil enters the rodless cavity of oil cylinder 21, promote the piston rod movement and the while pressure spring of oil cylinder 21, the piston rod of oil cylinder 21 connects transmission device 22.In order to make the pass valve more stable, can be provided with one-way throttle valve 20 in the rodless cavity of described oil cylinder 21, when closing valve, part hydraulic oil enters in the return line through one-way throttle valve 20, and one-way throttle valve 20 plays the streaming buffer effect, thereby makes the pass valve more stable.
The working principle of the utility model spring energy-storage formula electricity liquid interlock valve actuator is: system devotes oneself to work, " oil pump starting " switch is threaded to " starting " position, " PLC work " switch is threaded to " work " position, system is automatic pressurize, system pressure is if be lower than the setting value of low pressure switch 8, motor 4 startings, oil pump 5 is given accumulator 11 ftercompctions, shut down after reaching the setting value of high-pressure switch 9, the pressure oil of system enters cartridge valve 17 control ports through quick closing valve solenoid valve 14, cartridge valve 17 ends, system pressure oil is ended by slow open electromagnetic valve 12 and stop valve 10, and the fluid of oil cylinder 21 is by one-way valve 19, quick closing valve cartridge valve 17, slowly close solenoid valve 16 and end, spring torque is delivered to the valve seal pair by transmission device 22, make it enough seal pressures, guarantee the sealing of valve; By " valve wide open " knob or receiving remote valve opening signal, slow open electromagnetic valve 12, the rodless cavity of working connection and oil cylinder 21 is connected, pressure oil enters the rodless cavity of oil cylinder 21 through slow open electromagnetic valve 12, slow throttle opening 18, one-way valve 19, valve is driven in realization, valve is opened valve speed and is regulated by slow throttle opening 18, after driving valve and putting in place, shut down during setting value that oil pump 5 continues to be pressurized to pressure switch 9 for accumulator 11, slow open electromagnetic valve 12 dead electricity commutation, in the effect of one-way valve 19, valve is fixed on the position of standard-sized sheet; Press " valve complete shut-down " knob or receive long-range pass valve signal, slowly close solenoid valve 16 and get electric commutation, the fluid of oil cylinder 21 and fuel tank 1 connected, and the fluid of oil cylinder 21 realizes closing valve through closing solenoid valve 16 slowly, closing throttle valve 15 slowly and get back to fuel tank 1, closing valve speed regulates by closing throttle valve 15 slowly, after the pass valve puts in place, close solenoid valve 16 commutations slowly, spring torque is delivered on the valve seal pair by transmission device 22, make it enough seal pressures, valve is sealed reliably; Driving valve, closing in the valve process, by " valve stops " knob or receiving remote stop signal, slow open electromagnetic valve 12, quick closing valve electricity solenoid valve 14, close solenoid valve 16 dead electricity simultaneously slowly, the fluid of oil cylinder 21 by one-way valve 19, quick closing valve cartridge valve 17, close solenoid valve 16 slowly and end, valve stops and remaining on any neutral position; Promptly close valve signal by " butterfly valve quick closing valve " knob or receiving remote, slow open electromagnetic valve 12, close solenoid valve 16 dead electricity slowly, quick closing valve electricity solenoid valve 14 gets electric commutation, the control port of quick closing valve cartridge valve 17 is communicated with fuel tank 1, the pressure oil of oil cylinder 21 is promptly got back to fuel tank 1 by quick closing valve cartridge valve 17, the quick closing valve action postpones certain hour, quick closing valve solenoid valve 14 dead electricity, system transfers common close valve state to, the pressure oil of system ends quick closing valve cartridge valve 17 through the control port that quick closing valve solenoid valve 14 enters quick closing valve cartridge valve 17; The spring torque of oil cylinder 21 passes to the valve seal pair by transmission device 22, makes it enough seal pressures, makes the valve reliable sealing.
Claims (2)
1, a kind of spring energy-storage formula electricity liquid interlock valve actuator, comprise oil cylinder (21), accumulator (11), hydraulic control system, it is characterized in that: described oil cylinder (21) is a single-action hydraulic cylinder, the rodless cavity of oil cylinder (21) leads to hydraulic oil, the rod chamber of oil cylinder (21) is provided with spring, described hydraulic control system is by the quick closing valve control system and open slowly, slowly close, stop control system is formed, the quick closing valve control system is by quick closing valve solenoid valve (14), quick closing valve cartridge valve (17) is formed, the filler opening of quick closing valve solenoid valve (14) connects the outlet of accumulator (11), other two hydraulic fluid ports of quick closing valve solenoid valve (14) are distinguished the control port of connected tanks (1) and quick closing valve cartridge valve (17), and other two hydraulic fluid ports of quick closing valve cartridge valve (17) are distinguished the rodless cavity of connected tanks (1) and oil cylinder (21); Slowly open, slowly close, stop control system is by slow open electromagnetic valve (12), slow throttle opening (18), one-way valve (19), slowly close solenoid valve (16), slowly closing throttle valve (15) forms, the filler opening of slow open electromagnetic valve (12) connects the outlet of accumulator (11), two the hydraulic fluid port difference connected tanks (1) in addition of slow open electromagnetic valve (12) and the filler opening of slow throttle opening (18), the oil outlet of slow throttle opening (18) connects the rodless cavity of oil cylinder (21) by one-way valve (19), slowly the filler opening that closes solenoid valve (16) connects the rodless cavity of oil cylinder (21), slowly in addition two hydraulic fluid ports that close solenoid valve (16) are connected tanks (1) and close the filler opening of throttle valve (15) slowly respectively, and the oil outlet that closes throttle valve (15) slowly takes back fuel tank (1).
2, spring energy-storage formula electricity liquid interlock valve actuator according to claim 1 is characterized in that: be provided with one-way throttle valve (20) in the rodless cavity of described oil cylinder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201913436U CN201100473Y (en) | 2007-11-16 | 2007-11-16 | Spring energy storage electrolysis joint valve gate executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201913436U CN201100473Y (en) | 2007-11-16 | 2007-11-16 | Spring energy storage electrolysis joint valve gate executor |
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| Publication Number | Publication Date |
|---|---|
| CN201100473Y true CN201100473Y (en) | 2008-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007201913436U Expired - Lifetime CN201100473Y (en) | 2007-11-16 | 2007-11-16 | Spring energy storage electrolysis joint valve gate executor |
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| CN (1) | CN201100473Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539218B (en) * | 2008-09-19 | 2010-10-27 | 上海汇益控制系统股份有限公司 | Control module of high-pressure bypass pressure and temperature reducing valve actuating mechanism |
| CN103423219A (en) * | 2012-05-15 | 2013-12-04 | 罗伯特·博世有限公司 | Pressure flow regulator, adjustment unit for plunger machine, and adjusting method of adjustment unit |
| CN110107549A (en) * | 2019-06-04 | 2019-08-09 | 重庆川仪自动化股份有限公司 | A kind of electro-hydraulic execution system and method for thrust valve |
| CN110388339A (en) * | 2019-08-23 | 2019-10-29 | 无锡市经登自控阀门有限公司 | A kind of full function intelligently electro-hydraulic coordinated control system and control method |
| CN110397779A (en) * | 2019-08-23 | 2019-11-01 | 无锡市经登自控阀门有限公司 | A kind of motor and electromagnetic valve linking control system and control method |
-
2007
- 2007-11-16 CN CNU2007201913436U patent/CN201100473Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539218B (en) * | 2008-09-19 | 2010-10-27 | 上海汇益控制系统股份有限公司 | Control module of high-pressure bypass pressure and temperature reducing valve actuating mechanism |
| CN103423219A (en) * | 2012-05-15 | 2013-12-04 | 罗伯特·博世有限公司 | Pressure flow regulator, adjustment unit for plunger machine, and adjusting method of adjustment unit |
| CN110107549A (en) * | 2019-06-04 | 2019-08-09 | 重庆川仪自动化股份有限公司 | A kind of electro-hydraulic execution system and method for thrust valve |
| CN110388339A (en) * | 2019-08-23 | 2019-10-29 | 无锡市经登自控阀门有限公司 | A kind of full function intelligently electro-hydraulic coordinated control system and control method |
| CN110397779A (en) * | 2019-08-23 | 2019-11-01 | 无锡市经登自控阀门有限公司 | A kind of motor and electromagnetic valve linking control system and control method |
| CN110397779B (en) * | 2019-08-23 | 2024-03-08 | 无锡市经登自控阀门有限公司 | Motor and electromagnetic valve linkage control system and control method |
| CN110388339B (en) * | 2019-08-23 | 2024-03-12 | 无锡市经登自控阀门有限公司 | Full-functional intelligent electrohydraulic linkage control system and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN BOHAI VALVE GROUP CO., LTD. Free format text: FORMER OWNER: CHI SHUANG Effective date: 20110422 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325105 ZHEJIANG BAIDE AUTOMATIC METER CO., LTD., PUXI INDUSTRIAL ZONE, OUBEI TOWN, YONGJIA COUNTY, ZHEJIANG PROVINCE TO: 300353 TIANJIN BOHAI VALVE GROUP CO., LTD., BEIZHA ELECTRONICS INDUSTRIAL PARK, JINNAN DISTRICT, TIANJIN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110422 Address after: 300353 Tianjin Jinnan north gate electronic industrial park Tianjin Bohai Valve Group Co., Ltd. Patentee after: BOHAI VALVE GROUP Address before: 325105 Zhejiang province Yongjia County Oubei town Puxi Industrial Zone Zhejiang Black & Decker Automation Instrument Co. Ltd. Patentee before: Chi Shuang |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 300353 Tianjin city Jinnan District North Gate Electronic Industrial Park Patentee after: Bohai Valve Group Co., Ltd. Address before: 300353 Tianjin Jinnan north gate electronic industrial park Tianjin Bohai Valve Group Co., Ltd. Patentee before: BOHAI VALVE GROUP |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080813 |