CN201665857U - Power station emergency gate employing reversed hydraulic headstock gear - Google Patents
Power station emergency gate employing reversed hydraulic headstock gear Download PDFInfo
- Publication number
- CN201665857U CN201665857U CN201020162231XU CN201020162231U CN201665857U CN 201665857 U CN201665857 U CN 201665857U CN 201020162231X U CN201020162231X U CN 201020162231XU CN 201020162231 U CN201020162231 U CN 201020162231U CN 201665857 U CN201665857 U CN 201665857U
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- gate
- piston rod
- cylinder
- dam
- gate body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a power station emergency gate employing a reversed hydraulic headstock gear which comprises a hydraulic headstock gear, a gate body arranged under a dam. The hydraulic headstock gear consists of a cylinder, an on-off rack on the top of a dam, and a hydraulic pumping station and a controlling device on a gate inspection rack, wherein the end of the piston rod of the cylinder is pivoted to the on-off rack, the cylinder body is arranged in the gate body and is symmetrically pivoted to two connecting rods which, having the same structure, are arranged on the both upper sides of the gate body and pivoted to the top of the gate body, a built-in displacement sensor is arranged on the end of the piston rod, waterproof proximity switches are arranged on the both sides of the gate body, and the cylinder body is covered with a thermally sprayed metallic anticorrosion layer. The utility model is installed with lower height on the top of a dam and built-in oil pipeline, which does not affect the landscape on a dam. And the cylinder body, the gate body and two connecting rods with the same structure are mutually pivoted forming a four-connecting-rod structure, which enables small-scale swing to adapt gate displacement.
Description
Technical field
The utility model relates to sluice gate, relates in particular to the Emergency Gate in power station.
Background technology
The power station Emergency Gate is used for that moving water closes door when accident appears in unit or runner, and the accident that prevents enlarges; Hydrostatic closes door when unit need overhaul or stop paying out electricity for a long time, and the dash retaining is husky.Existing power station Emergency Gate has hoist engine to open and close gate, conventional hydraulic hoist gate and door machine and opens and closes gate.Wherein, hoist engine opens and closes gate, and it is very high that machine room height exceeds dam facing, influences the dam facing view; The door machine open and close the operating gate time long, workload is big and can not realize distant place control, be not easy to the operational management of engineering; Conventional hydraulic hoist gate, piston rod is connected with gate lifting eye, and the outstanding dam facing of oil cylinder setting is very high, and it is attractive in appearance still to influence dam facing, in addition, because oil cylinder is a slender rod piece, also needs it is taked the reinforcement measure and the lightning protection electric treatment of anti-inclination.
The utility model content
The purpose of this utility model is: a kind of power station Emergency Gate that can reduce setting height(from bottom), saving construction investment, not influence dam facing employing reversal of the natural order of things hydraulic hoist attractive in appearance is provided.
For achieving the above object, the utility model can be taked following technical proposals:
The utility model adopts the power station Emergency Gate of reversal of the natural order of things hydraulic hoist, comprise hydraulic hoist, be arranged on the sluice gate body under the dam, described hydraulic hoist comprises oil cylinder, is arranged on the keying support of dam crest, is arranged on hydraulic power unit and control appliance on the gate inspection platform, and the piston rod end of described oil cylinder and described keying support pivot connect; The cylinder body of described oil cylinder is arranged in the described sluice gate body and connects by the top pivot that symmetry is hubbed on the identical connecting rod of two structures of both sides, cylinder body upper end and described sluice gate body, and the upper and lower end pivot hole of described connecting rod is mutually 90 vertically and spends angles; Described piston rod is the hollow-core construction that is made of leading portion, stage casing and back segment butt joint, describedly be provided with sleeve pipe in hollow, this sleeve pipe constitutes the oil pipe of rodless cavity, the stage casing internal diameter of described piston rod is greater than the internal diameter of leading portion and back segment, be positioned at the asphalt channel of the sleeve outer wall of described middle section position and the space formation rod chamber that this stage casing inwall surrounds, the hydraulic fluid port of described rodless cavity, the hydraulic fluid port of rod chamber all are located at the end of described piston rod; Be provided with built-in displacement transducer in the end of described piston rod, the oil pipe that the sensing rope of described displacement transducer passes described rodless cavity is connected with the flange of described cylinder body lower end, is provided with waterproof near switch in the both sides of described sluice gate body; Described outer surface of cylinder block is provided with the metal thermal spraying anticorrosive coat.
The utility model adopts the piston rod end with oil cylinder to be hung on the keying support of dam crest, the cylinder body of oil cylinder is arranged in the sluice gate body and is hubbed on the top pivot company of the identical connecting rod of two structures of these both sides, cylinder body upper end and this sluice gate body by symmetry, on the described connecting rod, the lower ending pivot hole is mutually 90 degree angles vertically, this structure, sluice gate body is with the rising or the decline of described cylinder body, reach the purpose of opening and closing, can shorten the length of piston rod, reduce the setting height(from bottom) of dam crest, do not influence the dam facing landscape, and, described cylinder body, sluice gate body, the mutual pivot of the connecting rod that two structures are identical connects, constitute four-bar linkage structure, cylinder body can be swung by trace when gate produces horizontal movement, to adapt to the gate displacement.Described piston rod adopts leading portion, the hollow-core construction that stage casing and back segment butt joint constitute, the stage casing internal diameter is greater than the internal diameter of leading portion and back segment, sleeve pipe is set in hollow, this structure, sleeve pipe constitutes the oil pipe of rodless cavity, be positioned at the asphalt channel of the sleeve outer wall of described middle section position and the space formation rod chamber that this stage casing inwall surrounds, realized the built-in of oil cylinder petroleum pipeline, also can make rodless cavity, the hydraulic fluid port of rod chamber all is located at the end of described piston rod, and the processing of piston rod is convenient in three sections butt joints, oil cylinder rodless cavity, the hydraulic fluid port of rod chamber all is located at the end of piston rod, outside no hydraulic fluid port of oil cylinder and pipeline, it is the shortest to help the sub aqua sport of oil cylinder and hydraulic power unit and oil cylinder hydraulic fluid port distance, the duct pressure loss minimum.Be provided with built-in displacement transducer in the end of described piston rod; the oil pipe that the sensing rope of described displacement transducer passes described rodless cavity is connected with the flange of described cylinder body lower end; cancelled traditional sensing rope wiring unit; reduce the frictional force between sensing rope and the oil pipe; be provided with waterproof near switch in the both sides of described sluice gate body; be used for the upper and lower extreme position of regulating gate body, when displacement transducer is malfunctioning, shield.Because of cylinder body of the present utility model is positioned under water for a long time, except that piston rod chromium plating, outer surface of cylinder block is provided with the metal thermal spraying anticorrosive coat, can improve the application life of cylinder body under water.
Description of drawings
Fig. 1 is a partial cutaway schematic of the present utility model.
Fig. 2 is the A portion enlarged diagram of Fig. 1.
Fig. 3 is the B portion enlarged diagram of Fig. 1.
Fig. 4 is the connecting rod enlarged diagram of Fig. 3.
Fig. 5 is the oil cylinder enlarged diagram of Fig. 1.
The specific embodiment
Extremely shown in Figure 5 as Fig. 1, the utility model adopts the power station Emergency Gate of reversal of the natural order of things hydraulic hoist, comprise hydraulic hoist, be arranged on the sluice gate body 1 under the dam, described hydraulic hoist comprises oil cylinder, be arranged on the keying support 2 of dam crest, be arranged on hydraulic power unit and control appliance 3 on the gate inspection platform, piston rod 4 ends of described oil cylinder are connected with described keying support 2 by the thrust ball bearing 6 of load-bearing nut 5 and bronze basic embedded self-lubricating material, adopt the pivot of thrust ball bearing to link structure, the permission piston rod rotates, to the swing of any direction trace, with the alignment error and the change of operating position of compensating cylinder and sluice gate body and gate slot; The cylinder body 7 of described oil cylinder is arranged in the described sluice gate body 1 and connects by the top pivot that symmetry is hubbed on the identical connecting rod 8 of two structures of both sides, cylinder body 7 upper end and described sluice gate body 1, and the upper and lower end pivot hole of described connecting rod 8 is mutually 90 degree angles vertically; Described piston rod 4 is the hollow-core constructions that are made of leading portion 41, stage casing 42 and back segment 43 welding, describedly be provided with sleeve pipe 44 in hollow, this sleeve pipe 44 constitutes the oil pipe of rodless cavity, stage casing 42 internal diameters of described piston rod 4 are greater than the internal diameter of leading portion 41 and back segment 43, be positioned at the asphalt channel of sleeve pipe 44 outer walls of 42 positions, described stage casing and the space formation rod chamber that this stage casing 42 inwalls surround, the hydraulic fluid port 45 of described rodless cavity, the hydraulic fluid port 46 of rod chamber all are located at the end of described piston rod 4; Be provided with built-in displacement transducer 47 in the end of described piston rod 4, the oil pipe that the sensing rope 48 of described displacement transducer 47 passes described rodless cavity is connected with the flange of described cylinder body 7 lower ends; Be provided with waterproof near switch in the both sides of described sluice gate body 1; Described outer surface of cylinder block is provided with the metal thermal spraying anticorrosive coat.
Claims (1)
1. one kind is adopted the power station Emergency Gate that hangs upside down hydraulic hoist, comprise hydraulic hoist, be arranged on the sluice gate body (1) under the dam, described hydraulic hoist comprises oil cylinder, is arranged on the keying support (2) of dam crest, is arranged on hydraulic power unit and control appliance (3) on the gate inspection platform, it is characterized in that: the piston rod of described oil cylinder (4) end and described keying support (2) pivot connect; The cylinder body of described oil cylinder (7) is arranged in the described sluice gate body (1) and connects by the top pivot that symmetry is hubbed on the identical connecting rod (8) of two structures of both sides, cylinder body (7) upper end and described sluice gate body (1), and the upper and lower end pivot hole of described connecting rod (8) is mutually 90 degree angles vertically; Described piston rod (4) is the hollow-core construction that is made of leading portion (41), stage casing (42) and back segment (43) butt joint, describedly be provided with sleeve pipe (44) in hollow, this sleeve pipe (44) constitutes the oil pipe of rodless cavity, stage casing (42) internal diameter of described piston rod (4) is greater than the internal diameter of leading portion (41) and back segment (43), be positioned at the asphalt channel of sleeve pipe (44) outer wall of position, described stage casing (42) and the space formation rod chamber that this stage casing (42) inwall surrounds, the hydraulic fluid port (46) of the hydraulic fluid port of described rodless cavity (45), rod chamber all is located at the end of described piston rod (4); Be provided with built-in displacement transducer (47) in the end of described piston rod (4), the oil pipe that the sensing rope (48) of described displacement transducer (47) passes described rodless cavity is connected with the flange of described cylinder body (7) lower end, is provided with waterproof near switch in the both sides of described sluice gate body (1); Described outer surface of cylinder block is provided with the metal thermal spraying anticorrosive coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020162231XU CN201665857U (en) | 2010-04-19 | 2010-04-19 | Power station emergency gate employing reversed hydraulic headstock gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020162231XU CN201665857U (en) | 2010-04-19 | 2010-04-19 | Power station emergency gate employing reversed hydraulic headstock gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201665857U true CN201665857U (en) | 2010-12-08 |
Family
ID=43266814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020162231XU Expired - Lifetime CN201665857U (en) | 2010-04-19 | 2010-04-19 | Power station emergency gate employing reversed hydraulic headstock gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201665857U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101851907A (en) * | 2010-04-19 | 2010-10-06 | 黄河勘测规划设计有限公司 | Power station emergency gate using inverted hydraulic hoist |
| CN104120687A (en) * | 2014-06-27 | 2014-10-29 | 河海大学常州校区 | Long-distance hydraulic hoist auxiliary detecting system |
| CN104405718A (en) * | 2014-11-10 | 2015-03-11 | 常州液压成套设备厂有限公司 | Novel floating supporting oil cylinder |
| CN104452702A (en) * | 2014-11-14 | 2015-03-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Maintenance method for emergency gate of low-head gate dam and gate dam structure |
-
2010
- 2010-04-19 CN CN201020162231XU patent/CN201665857U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101851907A (en) * | 2010-04-19 | 2010-10-06 | 黄河勘测规划设计有限公司 | Power station emergency gate using inverted hydraulic hoist |
| CN104120687A (en) * | 2014-06-27 | 2014-10-29 | 河海大学常州校区 | Long-distance hydraulic hoist auxiliary detecting system |
| CN104120687B (en) * | 2014-06-27 | 2016-04-06 | 河海大学常州校区 | A kind of Remote Hydraulic headstock gear assisted detection system |
| CN104405718A (en) * | 2014-11-10 | 2015-03-11 | 常州液压成套设备厂有限公司 | Novel floating supporting oil cylinder |
| CN104452702A (en) * | 2014-11-14 | 2015-03-25 | 中国电建集团贵阳勘测设计研究院有限公司 | Maintenance method for emergency gate of low-head gate dam and gate dam structure |
| CN104452702B (en) * | 2014-11-14 | 2016-07-06 | 中国电建集团贵阳勘测设计研究院有限公司 | The repair method of a kind of low gate dam emergency gate and gate dam structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101208 Effective date of abandoning: 20110608 |