CN203442204U - Water-pressure controlled water inlet ball valve - Google Patents
Water-pressure controlled water inlet ball valve Download PDFInfo
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- CN203442204U CN203442204U CN201320519841.4U CN201320519841U CN203442204U CN 203442204 U CN203442204 U CN 203442204U CN 201320519841 U CN201320519841 U CN 201320519841U CN 203442204 U CN203442204 U CN 203442204U
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- water
- valve
- ball valve
- steel pipe
- slip joint
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Abstract
The utility model relates to the technical field of high water head pumped-storage hydropower stations, in particular to a water-pressure controlled water inlet ball valve with a high water head. The water-pressure controlled water inlet ball valve comprises a water-pressure controlled hydraulic control operating device, a sewerage system, a hand-operated ball valve body, a maintenance seal fixing device, a filter water intake, a maintenance seal measuring device, an upstream steel tube, a pressure meter pipeline system, a differential pressure control pipeline system, a bypass pipeline system, a main valve, a valve switch indicating device, a locking device, a work seal measuring device, an expansion joint and an air exhaust device. The hydraulic control operating device comprises a crank and a servomotor. The servomotor comprises a lug ring, a cylinder barrel, a closed cavity, a piston rod and an open cavity. An orifice is formed in the side wall of the upper end of the closed cavity. Through a water-pressure controlled mode, power drive is achieved through pressure, which is generated by a conveniently and easily fetched water pressure medium, the problem that ecological environment pollution is generated on the downstream of a water turbine is solved, and the water-pressure controlled water inlet ball valve has the advantages of being free of pollution to the downstream of a hydropower station, good in flame retardance, high in safety, low in cost, and capable of saving energy and achieving environment friendliness.
Description
Technical field
The utility model relates to the water intake ball valve of using in the pumped-storage power station system of high head, is specifically related to a kind of hydraulic pressure control water intake ball valve.
Background technique
High head oil pressure hydraulic control water intake ball valve on existing market, adopts hydraulic oil as control media, in use has following technical problem:
1, existing high head water intake ball valve is when unit failure emergency cut-off valve, and valve easily produces vibration, dangerous high;
2, hydraulic oil is easy to produce to reveal, and need carry out regularly discharge and liquid waste processing etc. when leaking, and downstream ecology environment is produced to pollution, and operating cost is higher, and hydraulic oil is inflammable medium, and Security is low;
When 3, hydraulic oil is as medium, must separately establishes supercharging or store up pressure device and could work, be easy to cause the layout of water intake ball valve main body and hydraulic controlled operation system complicated, be difficult for installation and uneconomical.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned defect, provide a kind of and using that hydraulic pressure medium is pollution-free as power, energy-conserving and environment-protective, good flame resistance, safe, without separately establishing supercharging or storage pressure device, high head hydraulic pressure control water intake ball valve that cost is low.
For achieving the above object, the high head hydraulic pressure control water intake ball valve of the utility model design, the hydraulic controlled operation device that comprises hydraulic pressure control, drainage, manual ball valve, maintenance sealed fixing device, filter intake, maintenance plugging meter device, upstream steel pipe, pressure gauge pipeline system, differential pressure control piping system, bypass line system, main valve, valve switch indicating device, locking device, working seal measuring device, slip joint, venting gas appliance, described main valve upstream extremity connects upstream steel pipe, upstream steel pipe connects maintenance sealed fixing device and maintenance plugging meter device, in upstream steel pipe, main valve and slip joint, be connected with hydraulic pressure medium.Upstream steel pipe is connected with pressure gauge pipeline system with filter intake respectively, described differential pressure control piping system, locking device and bypass line system are arranged between upstream steel pipe and slip joint, main valve downstream arranges drainage, working seal measuring device and slip joint, slip joint top arranges venting gas appliance, venting gas appliance is communicated with slip joint by manual ball valve, main valve comprises valve pocket, and is arranged at long valve shaft and spheroid in valve pocket; Described hydraulic controlled operation device comprises crank and servomotor, and described servomotor comprises earrings, cylinder barrel, cuts out chamber, piston rod, piston, unlatching chamber, described in close upper end, chamber sidewall and be provided with throttle orifice.
In above-mentioned hydraulic controlled operation device, upstream steel pipe, main valve and slip joint, be connected with hydraulic pressure medium.
Compare with existing high head water intake ball valve, this new type water pressure-controlled mode is to facilitate the hydraulic pressure media implementation motivational drive of easily getting, solved the problem that water turbine downstream is produced to ecological environmental pollution, and water is a kind of nontoxic and firing-difficult matter matter, can be used to fire extinguishing and eliminate fire peril, on health also not impact, it is the green power of greatly developing, having, energy-conserving and environment-protective pollution-free to downstream, water power plant, good flame resistance, safe, low cost and other advantages, is domestic state-of-the-art hydraulic pressure control water intake ball valve at present.
The utility model only needs to arrange hydraulic controlled operation device, main valve, bypass line system, differential pressure control piping system, locking device etc., separately do not establish supercharging or reservoir pressure device, can under Water Pressure, complete the opening and closing action of water intake ball valve, simplified the structure of water intake ball valve main body and hydraulic control unit, layout is advantages of simple more, has simplified cost.Be provided with throttle orifice closing on the upper end sidewall in chamber; in the time of can avoiding unit failure under moving regimen condition; during emergency cut-off valve, produce vibration; avoided the generation of peril; effectively guarantee the reliably working of water turbine units, reliable safe operating conditions is provided while overhauling for water wheels compressor emergency shutdown.
Accompanying drawing explanation
Fig. 1 is use status system reference drawing of the present utility model;
Fig. 2 is overall structure schematic diagram of the present utility model;
Fig. 3 is overall structure side view of the present utility model;
Fig. 4 is hydraulic controlled operation apparatus structure schematic diagram of the present utility model;
Fig. 5 is servomotor structural representation of the present utility model;
In Fig. 2～5, 1-hydraulic controlled operation device (1.1-crank, 1.2-servomotor, 1.2.1-earrings, 1.2.2-cylinder barrel, 1.2.3-close chamber, 1.2.4-piston rod, 1.2.5-piston, 1.2.6-open chamber, 1.2.7-throttle orifice), 2-drainage, 3-manual ball valve, 4-overhauls sealed fixing device, 5-filter intake, 6-maintenance plugging meter device, 7-upstream steel pipe, 8-pressure gauge pipeline system, 9-differential pressure control piping system, 10-bypass line system, 11-main valve, 12-valve switch indicating device, 13-locking device, 14-working seal measuring device, 15-slip joint, 16-venting gas appliance, the long valve shaft of 17-, 18-spheroid, 19-valve pocket.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
The hydraulic pressure control water intake ball valve of high head as shown in Figures 2 and 3, the hydraulic controlled operation device 1 that comprises hydraulic pressure control, drainage 2, manual ball valve 3, maintenance sealed fixing device 4, filter intake 5, maintenance plugging meter device 6, upstream steel pipe 7, pressure gauge pipeline system 8, differential pressure control piping system 9, bypass line system 10, main valve 11, valve switch indicating device 12, locking device 13, working seal measuring device 14, slip joint 15, venting gas appliance 16, main valve 11 upstream extremities connect upstream steel pipe 7, upstream steel pipe 7 connects maintenance sealed fixing device 4 and maintenance plugging meter device 6, in upstream steel pipe 7, main valve 11 and slip joint 15, be connected with hydraulic pressure medium.Upstream steel pipe 7 is connected with pressure gauge pipeline system 8 with filter intake 5 respectively, described differential pressure control piping system 9, locking device 13 and bypass line system 10 are arranged between upstream steel pipe 7 and slip joint 15, main valve 11 downstream arrange drainage 2, working seal measuring device 14 and slip joint 15, slip joint 15 tops arrange venting gas appliance 16, venting gas appliance 16 is communicated with slip joint 15 by manual ball valve 3, main valve 11 comprises valve pocket 19, and is arranged at long valve shaft 17 and spheroid 18 in valve pocket 19; Hydraulic controlled operation device 1 comprises crank 1.1 and servomotor 1.2; Crank 1.1 two ends are connected with servomotor 1.2 with long valve shaft 17 respectively, and hydraulic controlled operation device 1 connected sum turn-offs water flow medium.
As shown in Figure 4 and Figure 5, servomotor 1.2 comprise be arranged at top and bottom earrings 1.2.1, be connected in two cylinder barrel 1.2.2 between earrings 1.2.1, in cylinder barrel 1.2.2, be provided with and close chamber 1.2.3, close and in the 1.2.3 of chamber, be provided with piston rod 1.2.4, the bottom of closing chamber 1.2.3 is provided with piston 1.2.5, piston 1.2.5 bottom is provided with opens chamber 1.2.6, closes 1.2.3 upper end, chamber sidewall and is provided with throttle orifice 1.2.7.
Hydraulic controlled operation device 1 of the present utility model is that operation pressure is realized motivational drive by steel pipe press water, completes the opening and closing action of water intake ball valve under Water Pressure, and connected sum blocks water flow medium.Hydraulic controlled operation device 1 is with the motivational drive of hydraulic pressure media implementation, without the opening and closing action of separately establishing supercharging or reservoir pressure device and can complete water intake ball valve, can effectively guarantee the reliably working of water turbine units, both the high-power transmission of oil pressure and the advantage of driving had been kept, because system water medium is convenient, easily get again, operating cost is low, can not produce ecological environmental pollution problem to downstream, water power plant, and water is a kind of nontoxic and firing-difficult matter matter, can be used to fire extinguishing and eliminate fire peril, on health also not impact, pollution-free to downstream, water power plant, energy-conserving and environment-protective, good flame resistance, safe, cost is low.
Working principle of the present utility model is as follows:
As shown in Fig. 1～5, the utility model is arranged on the water inlet of hydropower station system spiral case, during normal Open valve, hydraulic controlled operation pressure water source filters through filter intake 5 from upstream steel pipe 7, obtain after open command, first open bypass line system 10, after differential pressure control piping system 9 concora crush, press water injects locking device 13 releases, working seal exits sealing, and (maintenance is sealed in while needing service work sealing and just drops into, do not drop under normal circumstances), then power initiation, servomotor is opened chamber 1.2.6 and is promoted cylinder barrel 1.2.2 inner carrier 1.2.5 motion, by piston rod 1.2.4, earrings 1.2.1, the long valve shaft 17 of crank 1.1 and main valve drives spheroid 18 rotations, after opening main valve 11 standard-sized sheets, bypass line system 10 is closed, water intake ball valve opening process finishes.
While normally closing water intake ball valve, bypass line system 10 is opened, press water injects servomotor 1.2 and closes chamber 1.2.3 promotion piston 1.2.5 reversing motion, by the long valve shaft 17 of piston rod 1.2.4, earrings 1.2.1, crank 1.1 and main valve, drive spheroid 18 rotations, close main valve 11, after complete shut-down, working seal drops into, and then locking device 13 drops into, and water intake ball valve closing process so far finishes.
While promptly closing valve, press water directly injects servomotor from throttle orifice 1.2.7 and closes chamber 1.2.3 promotion piston 1.2.5 reversing motion, and after complete shut-down, working seal drops into, and follows locking device 13 and drops into, and water intake ball valve closing process so far finishes.
Claims (2)
1. a hydraulic pressure control water intake ball valve, the hydraulic controlled operation device (1) that comprises hydraulic pressure control, drainage (2), manual ball valve (3), maintenance sealed fixing device (4), filter intake (5), maintenance plugging meter device (6), upstream steel pipe (7), pressure gauge pipeline system (8), differential pressure control piping system (9), bypass line system (10), main valve (11), valve switch indicating device (12), locking device (13), working seal measuring device (14), slip joint (15), venting gas appliance (16), it is characterized in that: described main valve (11) upstream extremity connects upstream steel pipe (7), upstream steel pipe (7) connects maintenance sealed fixing device (4) and maintenance plugging meter device (6), upstream steel pipe (7), in main valve (11) and slip joint (15), be connected with hydraulic pressure medium, upstream steel pipe (7) is connected with pressure gauge pipeline system (8) with filter intake (5) respectively, described differential pressure control piping system (9), locking device (13) and bypass line system (10) are arranged between upstream steel pipe (7) and slip joint (15), main valve (11) downstream arranges drainage (2), working seal measuring device (14) and slip joint (15), slip joint (15) top arranges venting gas appliance (16), venting gas appliance (16) is communicated with slip joint (15) by manual ball valve (3), main valve (11) comprises valve pocket (19), and be arranged at long valve shaft (17) and the spheroid (18) in valve pocket (19), described hydraulic controlled operation device (1) comprises crank (1.1) and servomotor (1.2), described servomotor (1.2) comprises earrings (1.2.1), cylinder barrel (1.2.2), cuts out chamber (1.2.3), piston rod (1.2.4), piston (1.2.5), open chamber (1.2.6), described in close upper end, chamber (1.2.3) sidewall and be provided with throttle orifice (1.2.7).
2. hydraulic pressure control water intake ball valve according to claim 1, is characterized in that: in described hydraulic controlled operation device (1), upstream steel pipe (7), main valve (11) and slip joint (15), be connected with hydraulic pressure medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519841.4U CN203442204U (en) | 2013-08-23 | 2013-08-23 | Water-pressure controlled water inlet ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519841.4U CN203442204U (en) | 2013-08-23 | 2013-08-23 | Water-pressure controlled water inlet ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203442204U true CN203442204U (en) | 2014-02-19 |
Family
ID=50093261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519841.4U Expired - Fee Related CN203442204U (en) | 2013-08-23 | 2013-08-23 | Water-pressure controlled water inlet ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203442204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343757A (en) * | 2018-04-03 | 2018-07-31 | 浙江精嘉阀门有限公司 | Hydraulic control band bypasses linkage ball valve |
-
2013
- 2013-08-23 CN CN201320519841.4U patent/CN203442204U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343757A (en) * | 2018-04-03 | 2018-07-31 | 浙江精嘉阀门有限公司 | Hydraulic control band bypasses linkage ball valve |
| CN108343757B (en) * | 2018-04-03 | 2023-09-12 | 浙江精嘉阀门有限公司 | Hydraulic control by-pass linkage ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20170823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |