CN108775433B - Automatic control safety mechanism of hydraulic landscape stacked dam emptying diversion gate - Google Patents
Automatic control safety mechanism of hydraulic landscape stacked dam emptying diversion gate Download PDFInfo
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- CN108775433B CN108775433B CN201810914074.4A CN201810914074A CN108775433B CN 108775433 B CN108775433 B CN 108775433B CN 201810914074 A CN201810914074 A CN 201810914074A CN 108775433 B CN108775433 B CN 108775433B
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- connecting pipe
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- sliding block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
- F16K17/363—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position the closure members being rotatable or pivoting
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
- E02B8/04—Valves, slides, or the like; Arrangements therefor; Submerged sluice gates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Revetment (AREA)
Abstract
The invention discloses an automatic control safety mechanism of a hydraulic landscape stacked dam emptying diversion gate, which comprises a main connecting pipe, wherein two branch connecting pipes are connected to the left side and the right side of the front part of the main connecting pipe, and the rear end of the main connecting pipe is connected to the emptying diversion gate connecting end; the middle part of the front end of the main connecting pipe is provided with a vertical rotating shaft, the bottom end and the upper part of the vertical rotating shaft are hinged on the lower wall plate and the upper wall plate of the main connecting pipe, the middle part of the vertical rotating shaft is fixedly provided with a valve plate, and the valve plate covers the rear end of the branch connecting pipe on one side; the device can be arranged at the connecting end of the emptying diversion gate, when the emptying diversion gate is opened to absorb water, a person can automatically cover the side connecting hole at the adsorbed branch connecting pipe through the rotation of the valve plate, and the other branch connecting pipe is connected with running water, so that the person can not be adsorbed on the branch connecting pipe, the person is trapped conveniently, the safety is greatly improved, and the life safety of the person is protected.
Description
Technical Field
The invention relates to the technical field of reservoir protection safety equipment, in particular to an automatic control safety mechanism of a hydraulic landscape stacked dam emptying diversion gate.
Background
Along with five water treatment go deep into to advance, the environment changes better and better for people like swimming in the stream, play etc. and the lower part of the water folding dam generally can be provided with the drainage guide pipe, when the water conservancy diversion floodgate is opened, because of the hydraulic pressure effect, the water of the dam of eminence will be absorbed water and discharged into the dam of low level or discharge into the stream through the drainage guide pipe, and will be adsorbed in the drainage guide pipe because of the negative pressure that the rivers produced when sucking when the people is in the drainage guide pipe department, and at this moment, the people will be drowned or be injured, has very big potential safety hazard.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic control safety mechanism of a hydraulic landscape stacking dam emptying diversion gate, which can be arranged on the connecting end of the emptying diversion gate, when the emptying diversion gate is opened to absorb water, a person can automatically cover a side connecting hole at the adsorbed sub-connecting pipe through the rotation of a valve plate when the person is adsorbed on the sub-connecting pipe, and the other sub-connecting pipe is communicated with running water, so that the person cannot be adsorbed on the sub-connecting pipe, and the safety is greatly improved, and the life safety of the person is protected.
The scheme for solving the technical problems is as follows:
the automatic control safety mechanism of the hydraulic landscape stacking dam emptying diversion gate comprises a main connecting pipe, wherein two branch connecting pipes are connected to the left side and the right side of the front part of the main connecting pipe in a communicating way, and the rear end of the main connecting pipe is connected to the emptying diversion gate connecting end in a communicating way;
the middle part of the front end of the main connecting pipe is provided with a vertical rotating shaft, the bottom end and the upper part of the vertical rotating shaft are hinged on a lower wall plate and an upper wall plate of the main connecting pipe, the middle part of the vertical rotating shaft is fixedly provided with a valve plate, the valve plate covers the rear end of a branch connecting pipe on one side, the upper end of the vertical rotating shaft extends out of the top surface of the upper wall plate of the main connecting pipe and is fixedly provided with a first rotating arm, the first rotating arm and the valve plate are positioned on the same plane, and the other end of the first rotating arm is connected with the end part of a push rod of the main servomotor;
the main servomotor comprises a hydraulic cylinder body, the inner end of a push rod of the main servomotor extends into the hydraulic cylinder body and is fixedly provided with a piston block, the piston block divides the hydraulic cylinder body into a first cavity far away from the push rod of the main servomotor and a second cavity inserted with the push rod of the main servomotor, a first connector is connected to the side wall of the first cavity in a communicated manner, a second connector is connected to the side wall of the second cavity in a communicated manner, and the main servomotor and the auxiliary servomotor are arranged on the side wall of the main connecting pipe, the branch connecting pipe, the water bottom surface or the dam body;
the auxiliary servomotor is a two-position four-way valve, an upper sliding block, a middle sliding block and a lower sliding block are inserted in a middle cavity of the two-position four-way valve, the upper sliding block, the middle sliding block and the lower sliding block are fixed on a main pushing rod, the front end of the main pushing rod extends out of the front wall surface of the two-position four-way valve and is connected with a sliding block, middle annular grooves are formed on the middle side wall of the middle cavity, end annular grooves are formed on the inner side walls of the middle cavity on the front side and the rear side of the middle annular groove, pressure liquid inlet connectors are communicated with the side wall of the middle annular groove, a first flow connector is communicated with the side wall of the rear flow annular groove, a second flow connector is communicated with the side walls of the front flow annular groove, pressure relief connectors are communicated with the side walls of the two end annular grooves, the middle sliding block covers the middle annular grooves, and the upper sliding block and the lower sliding block cover the corresponding end annular grooves;
the first joint is communicated with the first flow connector through a connecting pipe, the second joint is communicated with the second flow connector through a connecting pipe, the pressure liquid inlet connector is communicated with a vertical liquid inlet pipe, and the liquid inlet end of the vertical liquid inlet pipe is higher than the auxiliary servomotor, the main connecting pipe and the branch connecting pipes;
the upper end of the vertical rotating shaft is fixedly provided with a sector block, the bottom surface of the rear part of the sector block is provided with a guide groove, and the sliding block is inserted into the guide groove.
The guide slot comprises an upper arc-shaped slot and a lower arc-shaped slot, the left end and the right end of the upper arc-shaped slot extend backwards in an arc shape and are formed together with the left end and the right end of the lower arc-shaped slot, and the sliding block is a cylindrical block.
The top of the vertical liquid inlet pipe is close to the water surface, and the vertical liquid inlet pipe is fixed on the side wall of the dam body through the fixing block.
The top of vertical feed liquor pipe is fixed with filtering mechanism, filtering mechanism covers the top inlet of vertical feed liquor pipe.
The filtering mechanism is a filtering cover.
The end part of the push rod of the main servomotor is fixedly provided with a flexible connecting block, the middle part of the flexible connecting block is provided with a mounting groove, a moving block and two buffer springs are inserted in the mounting groove in a sleeved mode, the moving block is clamped between the two buffer springs, the outer ends of the two buffer springs are fixed on the inner wall surface of the mounting groove, and a first rotating arm is hinged to a middle connecting shaft of the moving block.
The middle connecting shaft of the moving block is hinged with a second rotating arm, the other end of the second rotating arm is hinged with an auxiliary block, the auxiliary block is hinged with a third rotating arm, the other end of the third rotating arm is fixed with a tension spring, and the other end of the tension spring is fixed on the sliding block.
The front ends of the two sub-connecting pipes are vertical parts, the rear ends of the two sub-connecting pipes are oblique parts, one end of the main servomotor, which is far away from the push rod of the main servomotor, is hinged to the vertical part of the left sub-connecting pipe, the auxiliary servomotor is fixed to the main connecting pipe, and the auxiliary block is arranged in front of the main connecting pipe.
The inclined parts of the two branch connecting pipes form 100-150 degrees.
The two pressure relief connectors are communicated with the total pressure relief head through a connecting pipe, and the total pressure relief head is communicated with the rear part of the main connecting pipe.
The invention has the outstanding effects that:
compared with the prior art, the device can be arranged at the connecting end of the emptying diversion gate, when the emptying diversion gate is opened to absorb water, a person can automatically cover the side connecting hole at the adsorbed branch connecting pipe through the rotation of the valve plate when the person adsorbs the branch connecting pipe, and the other branch connecting pipe is used for conducting running water, so that the person can not be adsorbed on the branch connecting pipe, the person is trapped conveniently, the safety is greatly improved, and the life safety of the person is protected.
Drawings
FIG. 1 is a simplified schematic diagram of the present invention;
FIG. 2 is a partial cross-sectional view of the sub-connection pipe and the main connection pipe of the present invention;
fig. 3 is a mounting position diagram of the present invention.
Detailed Description
1-2, an automatic control safety mechanism of a hydraulic landscape stacking dam emptying diversion gate comprises a main connecting pipe 10, wherein two sub-connecting pipes 20 are connected to the left side and the right side of the front part of the main connecting pipe 10, the main connecting pipe 10 is formed by welding an upper wall plate, a lower wall plate and a middle side plate, the middle parts of the left side and the right side of the middle side plate are protruded outwards, the two sub-connecting pipes 20 are welded and fixed at the front parts of the left side and the right side of the middle side plate, the rear ends of the two sub-connecting pipes 20 extend into the main connecting pipe 10, and the rear ends of the main connecting pipe 10 are connected with the emptying diversion gate connecting ends;
the middle part of the front end of the main connecting pipe 10 is provided with a vertical rotating shaft 12, the bottom end and the upper part of the vertical rotating shaft 12 are hinged on a lower wall plate and an upper wall plate of the main connecting pipe 10, the middle part of the vertical rotating shaft 12 is fixedly provided with a valve plate 13, the valve plate 13 covers the rear end of a branch connecting pipe 20 on one side, the upper end of the vertical rotating shaft 12 extends out of the top surface of the upper wall plate of the main connecting pipe 10 and is fixedly provided with a first rotating arm 14, the first rotating arm 14 and the valve plate 13 are positioned on the same plane, and the other end of the first rotating arm 14 is connected with the end part of a push rod of the main servomotor 30;
the main servomotor 30 comprises a hydraulic cylinder 31, the inner end of a push rod of the main servomotor 30 extends into the hydraulic cylinder 31 and is fixedly provided with a piston block 32, the piston block 32 divides the hydraulic cylinder 31 into a first cavity 33 far away from the push rod of the main servomotor 30 and a second cavity 34 inserted with the push rod of the main servomotor 30, a first connector 331 is connected to the side wall of the first cavity 33, a second connector 341 is connected to the side wall of the second cavity 34, and the main servomotor 30 and the auxiliary servomotor 40 are arranged on the main connecting pipe 10, the branch connecting pipe 20, the water bottom surface or the dam side wall;
the auxiliary servomotor 40 is a two-position four-way valve, an upper sliding block 42, a middle sliding block 43 and a lower sliding block 44 are inserted in a middle cavity 41 of the two-position four-way valve, the upper sliding block 42, the middle sliding block 43 and the lower sliding block 44 are fixed on a main pushing rod 45, the front end of the main pushing rod 45 extends out of the front wall surface of the two-position four-way valve and is connected with a sliding block 46, a middle annular groove 411 is formed on the middle side wall of the middle cavity 41, flow annular grooves 412 are formed on the inner side walls of the middle cavity 41 on the front side and the rear side of the middle annular groove 411, end annular grooves 413 are formed on the front part and the rear side wall of the inner side wall of the middle cavity 41, a pressure liquid inlet connector 1 is connected to the side wall of the middle annular groove 411, a first flow connector 2 is connected to the side wall of the front flow annular groove 412, a pressure relief connector 4 is connected to the side wall of the two end annular grooves 413, the middle sliding block 43 covers the middle annular groove 411, and the upper sliding block 42 and the lower sliding block 44 cover the corresponding end annular grooves 413;
the first joint 331 is communicated with the first flow connector 2 through a connecting pipe, the second joint 341 is communicated with the second flow connector 3 through a connecting pipe, the pressure liquid inlet connector 1 is communicated with a vertical liquid inlet pipe 400, and the liquid inlet end of the vertical liquid inlet pipe 400 is higher than the auxiliary servomotor 40, the main servomotor 30, the main connecting pipe 10 and the branch connecting pipe 20;
a sector 50 is fixed at the upper end of the vertical shaft 12, a guide groove 51 is formed on the bottom surface of the rear part of the sector 50 (in this embodiment, a guide groove 51 is formed on the top surface of the sector 50), and the sliding block 46 is inserted into the guide groove 51.
Further, the guide groove 51 is formed by an upper arc groove 511 and a lower arc groove 512, the left and right ends of the upper arc groove 511 extend backward in arc shape and are formed together with the left and right ends of the lower arc groove 512, and the sliding block 46 is a cylindrical block.
Further, the top end of the vertical liquid inlet pipe 400 is close to the water surface, and the vertical liquid inlet pipe 400 is fixed on the side wall of the dam body through a fixing block.
Further, a filtering mechanism 5 is fixed at the top end of the vertical liquid inlet pipe 400, and the filtering mechanism 5 covers the liquid inlet at the top end of the vertical liquid inlet pipe 400.
Further, the filtering mechanism 5 is a filtering cover.
Further, the end of the push rod of the main servomotor 30 is fixed with a flexible connection block 60, the middle of the flexible connection block 60 is provided with a mounting groove 61, a moving block 62 and two buffer springs 63 are inserted into the mounting groove 61, the front wall and the rear wall of the moving block 62 are provided with grooves, the inner wall of the mounting groove 61 is inserted into the grooves, so that the moving block 62 can move left and right along the mounting groove 61, the moving block 62 is not blocked in a fixed position and is always in a left and right swinging state, the moving block 62 is clamped between the two buffer springs 63, the outer ends of the two buffer springs 63 are fixed on the inner wall of the mounting groove 61, and a first rotating arm 14 is hinged on a middle connecting shaft of the moving block 62.
Further, a second rotating arm 6 is hinged on the middle connecting shaft of the moving block 62, the other end of the second rotating arm 6 is hinged on the auxiliary block 7, a third rotating arm 8 is hinged on the auxiliary block 7, a tension spring 9 is fixed at the other end of the third rotating arm 8, and the other end of the tension spring 9 is fixed on the sliding block 46.
Further, the front ends of the two sub-connection pipes 20 are vertical parts, the rear ends are oblique parts, one end of the main servomotor 30, which is far away from the push rod of the main servomotor 30, is hinged on the vertical part of the left sub-connection pipe 20, the auxiliary servomotor 40 is fixed on the main connection pipe 10, the auxiliary block 7 is arranged in front of the main connection pipe 10, the auxiliary block 7 can be fixed on the ground in front of the main connection pipe 10, or the front part of the lower wall plate of the main connection pipe 10 extends to form an extending plate body, and the auxiliary block 7 is fixed on the extending plate body.
Further, the inclined portions of the two sub-connection pipes 20 are formed at an angle of 100 ° to 150 °, typically 120 °.
Further, the two pressure relief connectors 4 are communicated with the total pressure relief head 100 through connecting pipes, and the total pressure relief head 100 is communicated with the rear part of the main connecting pipe 10.
Working principle: when the emptying diversion gate is opened, water flows into the left branch connecting pipe 20, the rear end of the right branch connecting pipe 20 is covered by the valve plate 13, when a person is adsorbed by the left branch connecting pipe 20, at the moment, the left branch connecting pipe 20 cannot be adsorbed, at the moment, the main connecting pipe 10 forms negative pressure, at the moment, the right branch connecting pipe 20 can absorb more water liquid to generate certain impact on the valve plate 13, after the valve plate 13 generates certain impact, the vertical rotating shaft 12 generates fine rotation, the moving block 62 is enabled to slightly move to the right, at the moment, the valve plate 13 rotates leftwards, the water liquid gradually enters, the vertical rotating shaft 12 rotates to drive the sector block 50 and the first rotating arm 14 to rotate clockwise, the second rotating arm 6 and the third rotating arm 8 rotate anticlockwise, when the sector block 50 rotates, due to the action of the tension spring 9, the sliding block 46 enters the upper arc-shaped groove 511 from the left end of the guide groove 51 and abuts against the front inner wall surface of the upper arc-shaped groove 511, and moves along the upper arc-shaped groove 511, when moving, the main pushing rod 45 of the auxiliary servomotor 40 is driven to pull out forwards, so that the upper sliding block 42, the middle sliding block 43 and the lower sliding block 44 move forwards, at the moment, the middle sliding block 43 does not cover the middle annular groove 411, the upper sliding block 42 and the lower sliding block 44 do not cover the corresponding end annular groove 413, at the moment, the pressure liquid inlet connector 1 is communicated with the first flow connector 2, due to the negative pressure inside, water liquid enters the pressure liquid inlet connector 1 from the top end of the vertical liquid inlet pipe 400, then enters the first flow connector 2 from the pressure liquid inlet connector 1, then enters the first cavity 33 of the main servomotor 30 from the first flow connector 2, the piston block 32 is moved rightwards, so that the push rod of the main servomotor 30 is pushed rightwards, thereby increase the strength, with valve plate 13 rotation acceleration to thoroughly switch on the branch connecting pipe 20 on the right side, and cover the branch connecting pipe 20 on the left side, the people can break away from branch connecting pipe 20, thereby can not drown, and the effect is very good, simultaneously, when piston piece 32 moves to the right, the water liquid of second cavity 34 can get into second flow connector 3 from second joint 341 and discharge in the rear portion of main connecting pipe 10 from the release connector 4 in place ahead, its effectual, the security is high.
When the right branch connection pipe 20 is opened to suck a person, the same principle as described above is adopted, and the reverse process is realized, wherein the sliding block 46 enters the lower arc-shaped groove 512 from the right end of the guide groove 51 and abuts against the front inner wall surface of the lower arc-shaped groove 512 due to the action of the tension spring 9. The remaining principles are not described in detail.
Finally, the above embodiments are only for illustrating the invention, not for limiting it, and various changes and modifications can be made by one skilled in the relevant art without departing from the spirit and scope of the invention, so that all equivalent technical solutions are also within the scope of the invention, which is defined by the claims.
Claims (8)
1. The utility model provides a fluid pressure type view folds automatic control safety mechanism of dam emptying water conservancy diversion floodgate, includes main connecting pipe (10), its characterized in that: two branch connecting pipes (20) are connected to the left and right sides of the front part of the main connecting pipe (10), and the rear end of the main connecting pipe (10) is connected to the connection end of the emptying diversion gate;
the middle part of the front end of the main connecting pipe (10) is provided with a vertical rotating shaft (12), the bottom end and the upper part of the vertical rotating shaft (12) are hinged on the lower wall plate and the upper wall plate of the main connecting pipe (10), the middle part of the vertical rotating shaft (12) is fixedly provided with a valve plate (13), the valve plate (13) covers the rear end of a branch connecting pipe (20) at one side, the upper end of the vertical rotating shaft (12) extends out of the top surface of the upper wall plate of the main connecting pipe (10) and is fixedly provided with a first rotating arm (14), the first rotating arm (14) and the valve plate (13) are positioned on the same plane, and the other end of the first rotating arm (14) is connected with the end part of a push rod of the main servomotor (30);
the main servomotor (30) comprises a hydraulic cylinder body (31), the inner end of a push rod of the main servomotor (30) stretches into the hydraulic cylinder body (31) and is fixedly provided with a piston block (32), the piston block (32) divides the hydraulic cylinder body (31) into a first cavity (33) far away from the push rod of the main servomotor (30) and a second cavity (34) inserted with the push rod of the main servomotor (30), a first connector (331) is connected to the side wall of the first cavity (33), a second connector (341) is connected to the side wall of the second cavity (34), and the main servomotor (30) and the auxiliary servomotor (40) are arranged on the main connecting pipe (10), the branch connecting pipe (20), the water bottom surface or the side wall of the dam body;
the auxiliary servomotor (40) is a two-position four-way valve, an upper sliding block (42), a middle sliding block (43) and a lower sliding block (44) are sleeved in a middle cavity (41) of the two-position four-way valve, the upper sliding block (42), the middle sliding block (43) and the lower sliding block (44) are fixed on a main pushing rod (45), the front end of the main pushing rod (45) stretches out of the front wall surface of the two-position four-way valve and is connected with a sliding block (46), middle annular grooves (411) are formed in the middle side wall of the middle cavity (41), flow annular grooves (412) are formed in the inner side walls of the middle cavity (41) on the front side and the rear side of the middle annular groove (411), end annular grooves (413) are formed in the front part and the rear inner side wall of the middle cavity (41), pressure inlet liquid connectors (1) are connected to the side wall of the rear flow annular groove (412), the side wall of the front flow annular groove (412) is connected with a first flow connector (2), the side wall of the front flow annular groove (412) is connected with a second flow connector (3), the side walls of the two end annular grooves (413) are connected with connectors (4), and the upper annular grooves (43) of the two end annular grooves (413) are covered by the corresponding annular grooves (43) on the upper annular grooves (43);
the first connector (331) is communicated with the first flow connector (2) through a connecting pipe, the second connector (341) is communicated with the second flow connector (3) through a connecting pipe, the pressure liquid inlet connector (1) is communicated with a vertical liquid inlet pipe (400), and the liquid inlet end of the vertical liquid inlet pipe (400) is higher than the auxiliary servomotor (40), the main servomotor (30), the main connecting pipe (10) and the branch connecting pipe (20);
a sector block (50) is fixed at the upper end of the vertical rotating shaft (12), a guide groove (51) is formed in the bottom surface of the rear part of the sector block (50), and a sliding block (46) is inserted into the guide groove (51);
the guide groove (51) consists of an upper arc-shaped groove (511) and a lower arc-shaped groove (512), the left end and the right end of the upper arc-shaped groove (511) extend backwards in an arc shape and are formed together with the left end and the right end of the lower arc-shaped groove (512), and the sliding block (46) is a cylindrical block;
the top end of the vertical liquid inlet pipe (400) is close to the water surface, and the vertical liquid inlet pipe (400) is fixed on the side wall of the dam body through a fixing block.
2. An automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate as claimed in claim 1, wherein: the top end of the vertical liquid inlet pipe (400) is fixed with a filtering mechanism (5), and the filtering mechanism (5) covers a liquid inlet at the top end of the vertical liquid inlet pipe (400).
3. An automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate as claimed in claim 2, wherein: the filtering mechanism (5) is a filtering cover.
4. An automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate as claimed in claim 1, wherein: the end part of the push rod of the main servomotor (30) is fixedly provided with a flexible connecting block (60), the middle part of the flexible connecting block (60) is provided with a mounting groove (61), a moving block (62) and two buffer springs (63) are inserted into the mounting groove (61), the moving block (62) is clamped between the two buffer springs (63), the outer ends of the two buffer springs (63) are fixed on the inner wall surface of the mounting groove (61), and a first rotating arm (14) is hinged on a middle connecting shaft of the moving block (62).
5. The automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate of claim 4, wherein: the middle connecting shaft of the moving block (62) is hinged with a second rotating arm (6), the other end of the second rotating arm (6) is hinged with an auxiliary block (7), the auxiliary block (7) is hinged with a third rotating arm (8), the other end of the third rotating arm (8) is fixed with a tension spring (9), and the other end of the tension spring (9) is fixed on the sliding block (46).
6. An automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate as claimed in claim 5, wherein: the front ends of the two sub-connecting pipes (20) are vertical parts, the rear ends of the two sub-connecting pipes are oblique parts, one end, far away from a push rod of the main servomotor (30), of the main servomotor (30) is hinged to the vertical part of the left sub-connecting pipe (20), the auxiliary servomotor (40) is fixed to the main connecting pipe (10), and the auxiliary block (7) is arranged in front of the main connecting pipe (10).
7. The automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate of claim 6, wherein: the inclined parts of the two sub-connecting pipes (20) form 100-150 degrees.
8. An automatically controlled safety mechanism for a hydraulic landscape stacking dam emptying diversion gate as claimed in claim 1, wherein: the two pressure relief connectors (4) are communicated with the total pressure relief head (100) through connecting pipes, and the total pressure relief head (100) is communicated with the rear part of the main connecting pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810914074.4A CN108775433B (en) | 2018-08-13 | 2018-08-13 | Automatic control safety mechanism of hydraulic landscape stacked dam emptying diversion gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810914074.4A CN108775433B (en) | 2018-08-13 | 2018-08-13 | Automatic control safety mechanism of hydraulic landscape stacked dam emptying diversion gate |
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| Publication Number | Publication Date |
|---|---|
| CN108775433A CN108775433A (en) | 2018-11-09 |
| CN108775433B true CN108775433B (en) | 2023-10-13 |
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| CN201810914074.4A Active CN108775433B (en) | 2018-08-13 | 2018-08-13 | Automatic control safety mechanism of hydraulic landscape stacked dam emptying diversion gate |
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| CN113847972B (en) * | 2021-09-23 | 2023-06-23 | 广州能源检测研究院 | Safety control device and method for preventing negative pressure personnel adsorption risk |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2120927U (en) * | 1992-04-03 | 1992-11-04 | 张力 | Multifunction valve of pumping hole waterproof hammer |
| KR100803963B1 (en) * | 2007-01-05 | 2008-02-15 | 동명모트롤 주식회사 | Hydrauic control valve |
| CN103486019A (en) * | 2013-09-28 | 2014-01-01 | 宁波大隆机器制造有限公司 | Combination valve |
| CN107226559A (en) * | 2017-08-01 | 2017-10-03 | 夏峰 | A kind of artificial Lake Water Body bascule and its construction method |
-
2018
- 2018-08-13 CN CN201810914074.4A patent/CN108775433B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2120927U (en) * | 1992-04-03 | 1992-11-04 | 张力 | Multifunction valve of pumping hole waterproof hammer |
| KR100803963B1 (en) * | 2007-01-05 | 2008-02-15 | 동명모트롤 주식회사 | Hydrauic control valve |
| CN103486019A (en) * | 2013-09-28 | 2014-01-01 | 宁波大隆机器制造有限公司 | Combination valve |
| CN107226559A (en) * | 2017-08-01 | 2017-10-03 | 夏峰 | A kind of artificial Lake Water Body bascule and its construction method |
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| CN108775433A (en) | 2018-11-09 |
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