CN112856080B - Rapid connecting joint of disc type valve operating device of hydroelectric generating set and mounting method - Google Patents
Rapid connecting joint of disc type valve operating device of hydroelectric generating set and mounting method Download PDFInfo
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- CN112856080B CN112856080B CN202110201468.7A CN202110201468A CN112856080B CN 112856080 B CN112856080 B CN 112856080B CN 202110201468 A CN202110201468 A CN 202110201468A CN 112856080 B CN112856080 B CN 112856080B
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/22—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts
- F16L37/23—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts by means of balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/004—Valve arrangements
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
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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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention provides a quick connecting joint of a disk valve operating device of a water-turbine generator set and an installation method, wherein a first connecting nut is arranged at the tail end of a male joint, a second connecting nut is arranged at the tail end of a female joint, and sealing gaskets are arranged inside the first connecting nut and the second connecting nut; the anti-skidding buckle is arranged at the joint of the surface of the male joint corresponding to the female joint, the connecting plate is arranged at the front end of the male joint corresponding to the inner side of the anti-skidding buckle, the outer surface of the connecting plate is provided with a through hole, the inner side of the through hole is provided with a ball, the outer surface of the connecting plate corresponding to the inner side of the anti-skidding buckle is provided with a connecting ring, and the outer surface of the connecting plate corresponding to the side end of the connecting ring is provided with a first spring; the outer surface of the front end of the female connector is provided with a fixing ring, and ejector rods are arranged on the inner sides of the male connector and the female connector. The problem of dismantle between traditional disk valve and the oil pump inconvenient, can lead to the leakproofness not enough after dismantling many times, the easy oil leak is solved.
Description
Technical Field
The invention relates to the field of a disc valve operating device of a water-turbine generator set, in particular to a quick connecting joint of the disc valve operating device of the water-turbine generator set and an installation method.
Background
When the disc valve of the hydroelectric generating set is operated, the movable oil pump is connected with the disc valve flange by adopting the temporary flange and the bolts, and when the disc valve is replaced, the bolts and the sealing gasket need to be disassembled and assembled, so that the disassembly and the assembly are inconvenient, and the working efficiency is low; and many times the sealed effect variation of back dismouting, and often because sealed installation takes place the oil leak out of place when connecting, have partly residual oil to flow from flange both ends face when demolising the flange, extravagant oil and polluted environment.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the quick connecting joint of the disc valve operating device of the water-turbine generator set and the mounting method, can quickly operate the disc valve, ensures the stability and the sealing property of the quick connecting joint, has the advantage of repeated use for multiple times, and solves the problems that the traditional disc valve and an oil pump are inconvenient to disassemble, the sealing property is not enough after multiple times of disassembly, and the oil is easy to leak.
In order to achieve the technical features, the invention is realized as follows: the quick connecting joint of the disc valve operating device of the hydroelectric generating set comprises a male joint and a female joint, wherein a first connecting nut is arranged at the tail end of the male joint, a second connecting nut is arranged at the tail end of the female joint, and sealing gaskets are arranged inside the first connecting nut and the second connecting nut; the anti-skidding buckle is arranged at the joint of the surface of the male joint corresponding to the female joint, the connecting plate is arranged at the front end of the male joint corresponding to the inner side of the anti-skidding buckle, the outer surface of the connecting plate is provided with a through hole, the inner side of the through hole is provided with a ball, the outer surface of the connecting plate corresponding to the inner side of the anti-skidding buckle is provided with a connecting ring, and the outer surface of the connecting plate corresponding to the side end of the connecting ring is provided with a first spring; the outer surface of the front end of the female joint is provided with a fixing ring, the inner sides of the male joint and the female joint are provided with ejector rods, the front end of each ejector rod is provided with a sealing plate, the surface of the front end of each sealing plate is provided with a first sealing ring, the tail end of each ejector rod is provided with a limiting seat, and the ejector rods are sleeved with second springs.
Be fixed connection between first connecting nut and the male joint, the inside of first connecting nut is provided with the screw thread, seal ring sets up in the terminal inboard surface of first connecting nut, be swing joint between seal ring and the first connecting nut, be fixed connection between second connecting nut and the female joint, the inboard surface of second connecting nut is provided with the screw thread, be swing joint between seal ring and the second connecting nut.
Be swing joint between connecting plate and the anti-skidding buckle, the through-hole runs through in the surface of connecting plate, the quantity of through-hole is a plurality of groups, the through-hole is cyclic annular array and arranges, ball movable mounting has seted up the ring channel in the inboard of through-hole, the surface of connecting plate corresponds the junction of go-between, go-between movable mounting is in the ring channel, the quantity of go-between is two sets of, and symmetric distribution is in the front end and the rear end surface of connecting plate.
The first spring is movably mounted on the outer surface of the connecting plate, and anti-slip grains are arranged on the outer surface of the anti-slip buckle.
The limiting seat is respectively arranged at the tail end of the inner side of the male joint and the female joint and is respectively close to the joint of the first connecting nut, the second connecting nut and the sealing washer, the limiting seat, the male joint and the female joint are fixedly connected, a limiting hole is formed in the surface of the center of the limiting seat, the limiting hole penetrates through the outer surface of the limiting seat, the tail end of the ejector rod is connected to the inside of the limiting hole in a sliding mode, the sealing plate is fixedly connected to the front end of the ejector rod, the first sealing washer and the sealing plate are fixedly connected, and the second spring is movably connected to the outside of the ejector rod and correspondingly located between the sealing plate and the limiting seat.
The male connector is characterized in that a limiting ring is arranged on the inner side of the front end of the male connector, which is close to the sealing plate, the limiting ring is fixedly connected with the male connector, a second sealing ring is arranged on the surface of the inner side of the limiting ring, the second sealing ring is fixedly connected with the limiting ring, and the first sealing ring is movably attached to the second sealing ring.
The fixing ring is fixedly connected with the female joint, a through hole penetrates through the outer surface of the front end of the female joint and is communicated with the interior of the female joint, and the front end of the ejector rod is connected to the interior of the through hole in a sliding mode.
The male connector and the female connector are movably connected in a detachable mode.
The installation method of the quick connecting joint of the disc valve operating device of the hydroelectric generating set comprises the following steps:
the method comprises the following steps: installing the male connector on the surfaces of the flanges matched with the disc-type valve by utilizing a first connecting nut matched with the sealing washer;
step two: the female joint is arranged at one end of the movable oil pump hose by utilizing a second connecting nut matched with the sealing washer;
step three: then inserting the female connector into the male connector, and fastening the female connector by using the anti-skidding buckle;
step four: and checking whether the joint leaks oil.
In the third step, in the inserting process, the anti-slip buckle slides towards the rear end, the anti-slip buckle compresses the first spring, the anti-slip buckle slides along the surface of the connecting ring, a gap is formed between the ball on the surface of the connecting plate and the anti-slip buckle at the moment, the ball can rotate, the female joint is inserted into the male joint, the friction force of the female joint inserted into the male joint is reduced by the ball at the moment, the anti-slip buckle is loosened, the anti-slip buckle is reset under the action of the first spring, the ball is tightly pressed, the ball is tightly attached to the fixing ring, the female joint is fixed, and the quick connection between the volute disc valve and the oil pump is realized;
in the process of plugging, when inserting the female joint into the male joint, the ejector rod on the inner side of the female joint is contacted with the ejector rod on the inner side of the male joint, when the female joint is continuously inserted into the male joint, the two sets of ejector rods can move backwards along the inner side of the limiting hole on the surface of the limiting seat, the two sets of ejector rods can start to compress the second spring on the surface, the ejector rod in the male joint drives the sealing plate and the first sealing ring to be separated from the surface of the second sealing ring, a gap is formed, and the sealing plate and the first sealing ring in the female joint also form a gap with the inner side of the female joint at the moment, so that a complete oil way is formed.
The invention has the following beneficial effects:
1. the quick connecting joint of the disc valve operating device of the water-turbine generator set and the installation method thereof have the advantages that through the matching between the male joint and the female joint, in the process of plugging, the anti-slip buckle slides to the rear end, so that the anti-slip buckle compresses the first spring between the anti-slip buckle and the connecting plate, so that the anti-skid buckle slides along the surface of the connecting ring, and a gap is formed between the ball on the surface of the connecting plate and the anti-skid buckle, so that the balls can rotate, and then the female joint is inserted into the male joint, and at the moment, the friction force of the female joint inserted into the male joint can be reduced by using the balls, the female joint can be inserted into the male joint to play an auxiliary role, then the anti-skid buckle is loosened, the anti-skid buckle is reset under the action of the first spring, the ball is pressed tightly, make ball and solid fixed ring closely laminate, fixed with the box joint, realized the high-speed joint between spiral case disk valve and the oil pump.
2. The quick connecting joint of the disc valve operating device of the water-turbine generator set and the installation method are characterized in that through the matching of a limiting ring, a mandril, a limiting seat, a limiting hole, a sealing plate, a first sealing ring, a second spring and a second sealing ring, in the process of inserting, when the female joint is inserted into the male joint, the ejector rod at the inner side of the female joint is contacted with the ejector rod at the inner side of the male joint, when the female joint is continuously inserted into the male joint, the two groups of ejector rods can move backwards along the inner side of the limiting hole, so that the two groups of ejector rods start to compress the second spring on the surface, and the ejector rod in the male joint drives the sealing plate and the first sealing ring to separate from the surface of the second sealing ring to form a gap, and the sealing plate and the first sealing ring in the female joint also form a gap with the inner side of the female joint, therefore, a complete oil circuit is formed, the quick operation of the disc valve is convenient, and the stability and the sealing performance of the quick joint are ensured.
3. The quick connecting joint of the disc valve operating device of the water turbine generator set and the mounting method are convenient for quick connection and disassembly, can be repeatedly used for many times, and can ensure the sealing property of the connecting part.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic view of the entire structure of the present invention.
Fig. 2 is a partial exploded view of the structure of the present invention.
Fig. 3 is an exploded view of the structure of the present invention.
Fig. 4 is an exploded view of the top rod of the structure of the present invention.
FIG. 5 is a cross-sectional view of the structure of the present invention.
In the figure: the anti-skidding sealing device comprises a male joint 1, a female joint 2, a first connecting nut 3, an anti-skidding buckle 4, a second connecting nut 5, a sealing washer 6, a connecting plate 7, a through hole 8, a ball 9, a connecting ring 10, a first spring 11, a fixing ring 12, a through hole 13, a mandril 14, a limiting seat 15, a limiting hole 16, a sealing plate 17, a first sealing ring 18, a second spring 19, a limiting ring 20 and a second sealing ring 21.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-5, the quick connecting joint of the disc valve operating device of the hydroelectric generating set comprises a male joint 1 and a female joint 2, wherein a first connecting nut 3 is arranged at the tail end of the male joint 1, a second connecting nut 5 is arranged at the tail end of the female joint 2, and sealing washers 6 are arranged inside the first connecting nut 3 and the second connecting nut 5; an anti-slip buckle 4 is arranged at the joint of the surface of the male joint 1 corresponding to the female joint 2, a connecting plate 7 is arranged at the front end of the male joint 1 corresponding to the inner side of the anti-slip buckle 4, a through hole 8 is formed in the outer surface of the connecting plate 7, a ball 9 is arranged at the inner side of the through hole 8, a connecting ring 10 is arranged at the outer surface of the connecting plate 7 corresponding to the inner side of the anti-slip buckle 4, and a first spring 11 is arranged at the outer surface of the connecting plate 7 corresponding to the side end of the connecting ring 10; the outer surface of the front end of the female connector 2 is provided with a fixing ring 12, the inner sides of the male connector 1 and the female connector 2 are both provided with an ejector rod 14, the front end of the ejector rod 14 is provided with a sealing plate 17, the surface of the front end of the sealing plate 17 is provided with a first sealing ring 18, the tail end of the ejector rod 14 is provided with a limiting seat 15, and the ejector rod 14 is sleeved with a second spring 19. By adopting the quick connecting joint with the structure, through the matching between the male joint 1 and the female joint 2, in the process of plugging, the anti-slip buckle 4 slides to the rear end, so that the anti-slip buckle 4 compresses the first spring 11 between the anti-slip buckle and the connecting plate, so that the anti-skid buckle 4 slides along the surface of the connecting ring 10, and at the moment, a gap is formed between the ball 9 on the surface of the connecting plate 7 and the anti-skid buckle 4, so that the ball 9 can rotate and then the female joint is inserted into the male joint, and at this time, the friction force of the female joint inserted into the male joint can be reduced by using the ball, the insertion of the female joint into the male joint can play an auxiliary role, then the anti-skidding buckle is loosened, the anti-skidding buckle is reset under the action of the first spring, the ball is pressed tightly, make ball and solid fixed ring closely laminate, fixed with the box joint, realized the high-speed joint between spiral case disk valve and the oil pump.
Further, be fixed connection between first coupling nut 3 and the male joint 1, the inside of first coupling nut 3 is provided with the screw thread, seal ring 6 sets up in the terminal inboard surface of first coupling nut 3, be swing joint between seal ring 6 and the first coupling nut 3, be fixed connection between second coupling nut 5 and the female joint 2, the inboard surface of second coupling nut 5 is provided with the screw thread, be swing joint between seal ring 6 and the second coupling nut 5. Through foretell structure can be convenient realize the snap-fit with male joint 1 and dish type valve and be connected, and then improved its connection efficiency, played the sealed effect through seal ring 6 moreover, prevent to take place the oil leak.
Further, be swing joint between connecting plate 7 and the anti-skidding buckle 4, through-hole 8 runs through in the surface of connecting plate 7, the quantity of through-hole 8 is a plurality of groups, through-hole 8 is cyclic annular array and arranges, ball 9 movable mounting is in the inboard of through-hole 8, the outer surface of connecting plate 7 corresponds the junction of go-between 10 and has seted up the ring channel, go-between 10 movable mounting is in the ring channel, the quantity of go-between 10 is two sets of, and symmetric distribution is in the front end of connecting plate 7 and rear end surface. Through the cooperation between foretell connecting plate 7 and anti-skidding buckle 4, can realize quick butt joint between male joint 1 and the female joint 2.
Further, the first spring 11 is movably mounted on the outer surface of the connecting plate 7, and the outer surface of the anti-slip buckle 4 is provided with anti-slip lines. The anti-slip buckle 4 can be conveniently slid through the anti-slip lines.
Furthermore, the limiting seat 15 is respectively arranged at the inner side end of the male joint 1 and the inner side end of the female joint 2, and is respectively close to the joint of the first connecting nut 3, the second connecting nut 5 and the sealing washer 6, the limiting seat 15 is fixedly connected with the male joint 1 and the female joint 2, the surface of the center of the limiting seat 15 is provided with a limiting hole 16, the limiting hole 16 penetrates through the outer surface of the limiting seat 15, the end of the ejector rod 14 is slidably connected inside the limiting hole 16, the sealing plate 17 is fixedly connected with the front end of the ejector rod 14, the first sealing ring 18 is fixedly connected with the sealing plate 17, and the second spring 19 is movably connected with the outer part of the ejector rod 14 and is correspondingly positioned between the sealing plate 17 and the limiting seat 15. Through the cooperation between the ejector rods 14 and the second spring 19, the effect of sealing can be guaranteed before butt joint, oil leakage is prevented, and through the structure, in the subsequent butt joint process, through butt joint contact between the two ejector rods 14, sealing of the male joint 1 and the female joint 2 is relieved, and further oil paths are communicated.
Further, a limiting ring 20 is arranged on the inner side of the front end of the male connector 1, which is close to the sealing plate 17, the limiting ring 20 is fixedly connected with the male connector 1, a second sealing ring 21 is arranged on the inner side surface of the limiting ring 20, the second sealing ring 21 is fixedly connected with the limiting ring 20, and the first sealing ring 18 is movably attached to the second sealing ring 21. The female joint 2 can be sealed by the above-described engagement between the first seal ring 18 and the second seal ring 21.
Further, fixed ring 12 and female joint 2 are fixed connection, the front end surface of female joint 2 is processed through a through hole 13, through hole 13 is communicated with the interior of female joint 2, and the front end of ejector rod 14 is connected in through hole 13 in a sliding manner. The through hole 13 can guide the jack 14 and allow the oil passage to pass therethrough.
Furthermore, the male connector 1 is detachably and movably connected with the female connector 2. Through foretell swing joint mode, can realize quick connection and dismantlement between the two.
Example 2:
the installation method of the quick connecting joint of the disc valve operating device of the hydroelectric generating set comprises the following steps:
the method comprises the following steps: the male connector 1 is arranged on the surface of a flange matched with the disc-type valve by utilizing a first connecting nut 3 and a sealing washer 6;
step two: the female joint 2 is arranged at one end of the movable oil pump hose by utilizing a second connecting nut 5 and a sealing washer 6;
step three: then the female connector 2 is inserted into the male connector 1, and the female connector 2 is fastened by the anti-skid buckle 4;
step four: checking whether the joint leaks oil.
In the third step, in the inserting process, firstly, the anti-slip buckle 4 slides towards the rear end, so that the anti-slip buckle 4 compresses the first spring 11, the anti-slip buckle 4 slides along the surface of the connecting ring 10, at the moment, a gap is formed between the ball 9 on the surface of the connecting plate 7 and the anti-slip buckle 4, so that the ball 9 can rotate, then the female joint 2 is inserted into the male joint 1, at the moment, the friction force of the female joint 2 inserted into the male joint 1 is reduced by using the ball 9, then the anti-slip buckle 4 is loosened, the anti-slip buckle 4 is reset under the action of the first spring 11, the ball 9 is tightly pressed, the ball 9 is tightly attached to the fixing ring 12, the female joint 2 is fixed, and the quick connection between the volute disc valve and the oil pump is realized;
in the process of plugging, when the female connector 2 is inserted into the male connector 1, the ejector rods 14 on the inner side of the female connector 2 are in contact with the ejector rods 14 on the inner side of the male connector 1, and when the female connector 2 is continuously inserted into the male connector 1, the two groups of ejector rods 14 move backwards along the inner sides of the limiting holes 16 on the surface of the limiting seat 15, so that the two groups of ejector rods 14 start to compress the second springs 19 on the surface, the ejector rods 14 in the male connector 1 drive the sealing plate 17 and the first sealing ring 18 to be separated from the surface of the second sealing ring 21 to form a gap, and at the moment, the sealing plate 17 and the first sealing ring 18 in the female connector 2 also form a gap with the inner side of the female connector 2, so that a complete oil path is formed.
Claims (7)
1. Hydroelectric set dish type valve operating means quick connect coupling, its characterized in that: the connector comprises a male connector (1) and a female connector (2), wherein a first connecting nut (3) is arranged at the tail end of the male connector (1), a second connecting nut (5) is arranged at the tail end of the female connector (2), and sealing gaskets (6) are arranged inside the first connecting nut (3) and the second connecting nut (5); an anti-skid buckle (4) is arranged at the joint of the surface of the male joint (1) corresponding to the female joint (2), a connecting plate (7) is arranged at the front end of the male joint (1) corresponding to the inner side of the anti-skid buckle (4), a through hole (8) is formed in the outer surface of the connecting plate (7), a ball (9) is arranged at the inner side of the through hole (8), a connecting ring (10) is arranged at the outer surface of the connecting plate (7) corresponding to the inner side of the anti-skid buckle (4), and a first spring (11) is arranged at the outer surface of the connecting plate (7) corresponding to the side end of the connecting ring (10); the outer surface of the front end of the female joint (2) is provided with a fixing ring (12), the inner sides of the male joint (1) and the female joint (2) are provided with ejector rods (14), the front end of each ejector rod (14) is provided with a sealing plate (17), the surface of the front end of each sealing plate (17) is provided with a first sealing ring (18), the tail end of each ejector rod (14) is provided with a limiting seat (15), and each ejector rod (14) is sleeved with a second spring (19);
the limiting seats (15) are respectively arranged at the tail ends of the inner sides of the male joint (1) and the female joint (2), and are respectively close to the joints of the first connecting screw cap (3), the second connecting screw cap (5) and the sealing washer (6), the limiting seat (15) is fixedly connected with the male joint (1) and the female joint (2), a limiting hole (16) is arranged on the surface of the center of the limiting seat (15), the limiting hole (16) penetrates through the outer surface of the limiting seat (15), the tail end of the mandril (14) is connected in the limiting hole (16) in a sliding way, the sealing plate (17) is fixedly connected with the front end of the ejector rod (14), the first sealing ring (18) is fixedly connected with the sealing plate (17), the second spring (19) is movably connected to the outer part of the ejector rod (14) and is correspondingly positioned between the sealing plate (17) and the limiting seat (15);
a limiting ring (20) is arranged on the inner side of the front end of the male joint (1) close to the sealing plate (17), the limiting ring (20) is fixedly connected with the male joint (1), a second sealing ring (21) is arranged on the surface of the inner side of the limiting ring (20), the second sealing ring (21) is fixedly connected with the limiting ring (20), and the first sealing ring (18) is movably attached to the second sealing ring (21);
fixed ring (12) and female joint (2) between be fixed connection, the front end surface of female joint (2) is run through and is processed through hole (13), through hole (13) and the inside intercommunication of female joint (2), the front end sliding connection of ejector pin (14) is inside through hole (13).
2. The hydroelectric generating set disc-type valve operating means quick connect coupling of claim 1, wherein: be fixed connection between first connecting nut (3) and male joint (1), the inside of first connecting nut (3) is provided with the screw thread, seal ring (6) set up in the terminal inboard surface of first connecting nut (3), be swing joint between seal ring (6) and first connecting nut (3), be fixed connection between second connecting nut (5) and female joint (2), the inboard surface of second connecting nut (5) is provided with the screw thread, be swing joint between seal ring (6) and second connecting nut (5).
3. The disc valve operating device quick connect coupling of hydroelectric generating set according to claim 1, wherein: be swing joint between connecting plate (7) and anti-skidding buckle (4), through-hole (8) run through in the surface of connecting plate (7), the quantity of through-hole (8) is a plurality of groups, through-hole (8) are cyclic annular array and arrange, ball (9) movable mounting is in the inboard of through-hole (8), the surface of connecting plate (7) corresponds the junction of go-between (10) and has seted up the ring channel, go-between (10) movable mounting is in the ring channel, the quantity of go-between (10) is two sets of, and symmetric distribution is in the front end and the rear end surface of connecting plate (7).
4. The disc valve operating device quick connect coupling of hydroelectric generating set according to claim 1, wherein: the first spring (11) is movably mounted on the outer surface of the connecting plate (7), and anti-slip grains are arranged on the outer surface of the anti-slip buckle (4).
5. The hydroelectric generating set disc-type valve operating means quick connect coupling of claim 1, wherein: the male connector (1) is movably connected with the female connector (2) in a detachable mode.
6. The method for installing the quick connection joint of the disc valve operating device of the hydroelectric generating set according to any one of claims 1 to 5, which is characterized by comprising the following steps:
the method comprises the following steps: installing the male connector (1) on the surfaces of the flanges of the disc type valve pair by utilizing a first connecting nut (3) and a sealing washer (6);
step two: the female joint (2) is arranged at one end of the movable oil pump hose by utilizing a second connecting nut (5) to be matched with a sealing washer (6);
step three: then the female connector (2) is inserted into the male connector (1), and the female connector (2) is fastened by the anti-skidding buckle (4);
step four: checking whether the joint leaks oil.
7. The method for installing the quick connection joint of the disc valve operating device of the hydroelectric generating set according to claim 6, wherein the method comprises the following steps: in the third step, in the inserting process, the anti-skid buckle (4) slides to the rear end, so that the anti-skid buckle (4) compresses the first spring (11) and the anti-skid buckle (4) slides along the surface of the connecting ring (10), and at the moment, a gap is formed between the ball (9) on the surface of the connecting plate (7) and the anti-skid buckle (4), so that the ball (9) can rotate, then the female joint (2) is inserted into the male joint (1), at the moment, the ball (9) is utilized to reduce the friction force of the female joint (2) inserted into the male joint (1), then the anti-skid buckle (4) is loosened, the anti-skid buckle (4) is reset under the action of the first spring (11) to compress the ball (9), the ball (9) is tightly attached to the fixing ring (12), the female joint (2) is fixed, and the volute disc type valve is quickly connected with the oil pump;
in the process of plugging, when the female joint (2) is inserted into the male joint (1), the ejector rods (14) on the inner side of the female joint (2) are in contact with the ejector rods (14) on the inner side of the male joint (1), when the female joint (2) is continuously inserted into the male joint (1), the two groups of ejector rods (14) move backwards along the inner sides of the limiting holes (16) on the surface of the limiting seat (15), so that the two groups of ejector rods (14) start to compress the second springs (19) on the surface, the ejector rods (14) in the male joint (1) drive the sealing plates (17) and the first sealing rings (18) to be separated from the surface of the second sealing rings (21), a gap is formed, and at the moment, the sealing plates (17) and the first sealing rings (18) in the female joint (2) also form a gap with the inner side of the female joint (2), and a complete oil circuit is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110201468.7A CN112856080B (en) | 2021-02-23 | 2021-02-23 | Rapid connecting joint of disc type valve operating device of hydroelectric generating set and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110201468.7A CN112856080B (en) | 2021-02-23 | 2021-02-23 | Rapid connecting joint of disc type valve operating device of hydroelectric generating set and mounting method |
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| CN112856080B true CN112856080B (en) | 2022-08-19 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5255714A (en) * | 1992-11-13 | 1993-10-26 | Perfecting Services, Inc. | Quick-action fluid coupling |
| WO2009041630A1 (en) * | 2007-09-27 | 2009-04-02 | Nitto Kohki Co., Ltd. | Pipe joint and female type pipe joint member |
| CN103162047A (en) * | 2011-12-12 | 2013-06-19 | 常州市永春机电设备有限公司 | Quick safe connector |
| CN103162044A (en) * | 2011-12-12 | 2013-06-19 | 常州市永春机电设备有限公司 | Anti-leakage quick joint set |
| CN207195917U (en) * | 2017-09-07 | 2018-04-06 | 玉环奥恒机械有限公司 | A kind of hydraulic quick coupling |
| CN209688291U (en) * | 2019-01-17 | 2019-11-26 | 深圳市银宝山新压铸科技有限公司 | Mold oil circuit fast connector |
-
2021
- 2021-02-23 CN CN202110201468.7A patent/CN112856080B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5255714A (en) * | 1992-11-13 | 1993-10-26 | Perfecting Services, Inc. | Quick-action fluid coupling |
| WO2009041630A1 (en) * | 2007-09-27 | 2009-04-02 | Nitto Kohki Co., Ltd. | Pipe joint and female type pipe joint member |
| CN103162047A (en) * | 2011-12-12 | 2013-06-19 | 常州市永春机电设备有限公司 | Quick safe connector |
| CN103162044A (en) * | 2011-12-12 | 2013-06-19 | 常州市永春机电设备有限公司 | Anti-leakage quick joint set |
| CN207195917U (en) * | 2017-09-07 | 2018-04-06 | 玉环奥恒机械有限公司 | A kind of hydraulic quick coupling |
| CN209688291U (en) * | 2019-01-17 | 2019-11-26 | 深圳市银宝山新压铸科技有限公司 | Mold oil circuit fast connector |
Also Published As
| Publication number | Publication date |
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| CN112856080A (en) | 2021-05-28 |
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