CN116292960A - High-pressure wear-resistant ball valve with high hardness and use method thereof - Google Patents

High-pressure wear-resistant ball valve with high hardness and use method thereof Download PDF

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Publication number
CN116292960A
CN116292960A CN202310334304.0A CN202310334304A CN116292960A CN 116292960 A CN116292960 A CN 116292960A CN 202310334304 A CN202310334304 A CN 202310334304A CN 116292960 A CN116292960 A CN 116292960A
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CN
China
Prior art keywords
wall
mounting
valve
groove
ball
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Pending
Application number
CN202310334304.0A
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Chinese (zh)
Inventor
董年益
窦富平
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Ropo Valve Yixing Co ltd
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Ropo Valve Yixing Co ltd
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Priority to CN202310334304.0A priority Critical patent/CN116292960A/en
Publication of CN116292960A publication Critical patent/CN116292960A/en
Pending legal-status Critical Current

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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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
    • 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
    • F16K47/00—Means in valves for absorbing fluid energy
    • F16K47/01—Damping of valve members
    • F16K47/012—Damping of valve members by means of a resilient damping element
    • 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
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08—Details

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)

Abstract

The invention relates to the technical field of valve equipment, and discloses a high-pressure wear-resistant ball valve with high hardness and a use method thereof, wherein the ball valve comprises a valve body, and the ball valve comprises: a seal assembly; the sealing assembly is used for sealing the interior of the ball valve; the transmission assembly is used for transmitting the sealing assembly inside the ball valve when the ball valve is opened and closed; a buffer assembly; the buffer component is used for buffering pipelines connected with the inner wall of the valve body and the two sides of the valve body when the ball valve is closed; when the connecting rod is rotated, the connecting rod moves upwards or downwards respectively while rotating, the support piece cancels the support of the mounting rod, the first spring pulls the mounting block to move, the mounting block pulls the connecting rope, the sealing piece is pulled by the connecting rope to separate from the outer wall of the valve ball, when the valve ball is adjusted, the sealing pieces at two sides of the valve ball separate from the valve ball, the friction between the valve ball and the sealing piece during rotation is reduced, the abrasion between the valve ball and the sealing piece is reduced, and the service lives of the valve ball and the sealing piece are prolonged.

Description

High-pressure wear-resistant ball valve with high hardness and use method thereof
Technical Field
The invention belongs to the technical field of valve equipment, and particularly relates to a high-pressure wear-resistant ball valve with high hardness and a use method thereof.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters of a conveying medium, can be divided into a shutoff valve, a check valve, a regulating valve and the like according to functions, can be used for controlling the flow of various types of fluids such as air, water, steam and the like, and has a valve structure of a valve shape, a gate shape, a swing shape, a butterfly shape, a sphere shape and the like, wherein the ball valve is one of the throttle valves and is mainly used for tightly closing, frequently opening and closing and controlling the throttling function of the flow when the fluid is required to control the flow, and the sphere is arranged in the valve structure and is used for adjusting the sphere valve;
in chinese patent document 202110193312.9, a ball valve is disclosed, said ball valve comprising: the valve comprises a valve body, a bottom cover, a first end cover, a first one-way locking assembly, a second end cover and a second one-way locking assembly. The invention has the advantages that: by arranging the first unidirectional locking component and the second unidirectional locking component, the first unidirectional locking mechanism can lock the valve rod when the clockwise rotation speed of the valve rod is too high, so that the valve ball is prevented from being closed continuously, and the damage of a water hammer to a pipeline caused by too high closing of the ball valve is avoided; the second unidirectional locking mechanism can lock the valve rod when the counterclockwise rotation speed of the valve rod is too high, so that the damage to a pipeline caused by pressure dip generated by excessively fast opening of the ball valve is avoided, and the ball valve is effectively protected in the opening and closing process of the ball valve, so that the service life of the ball valve is prolonged.
Today's ball valve seals inside spheroid through the inside sealing washer that sets up of valve body, and the sealing washer is pressed at the spheroid outer wall, when using the ball valve to adjust, the spheroid rotates can produce the friction with the sealing washer of both sides, and the permanent use can cause the wearing and tearing of spheroid and sealing washer, influences sealed effect, influences the use of ball valve.
Disclosure of Invention
The invention aims to provide a high-pressure wear-resistant ball valve with high hardness and a use method thereof, which are used for reducing friction between a ball and a sealing element during rotation, reducing abrasion between the ball and the sealing element and prolonging service lives of the ball and the sealing element.
The technical scheme adopted by the invention is as follows: a high-pressure wear-resistant ball valve with high hardness and a use method thereof comprise a valve body, wherein the ball valve comprises:
a seal assembly; the sealing assembly is used for sealing the interior of the ball valve;
the transmission assembly is used for transmitting the sealing assembly inside the ball valve when the ball valve is opened and closed;
a buffer assembly; the buffer component is used for buffering pipelines connected with the inner wall of the valve body and the two sides of the valve body when the ball valve is closed;
the transmission assembly comprises a mounting shaft, a first mounting groove, a limiting groove, a first sliding groove, a connecting rod, a sliding block, a connecting piece, a supporting piece, a baffle, a mounting piece, a sliding rail, a mounting block, a mounting rod, a mounting plate, a first spring, a fixed plate and a connecting rope.
Optionally, baffle bottom fixed mounting has the fixing screw, connecting rod bottom fixed mounting has the valve ball, the second mounting groove has been seted up to the valve ball outer wall, the second mounting groove is located inside the first mounting groove, second mounting groove cell wall bottom fixed mounting has a screw thread section of thick bamboo, fixing screw movable mounting in screw thread section of thick bamboo inner wall, the valve ball rotate install in the valve body inner wall.
Optionally, the extension groove has been seted up on valve body inner wall top, the extension groove position is located the installed part is corresponding, extension groove cell wall both ends fixed mounting has the sliding block, installation piece slidable mounting in the sliding block outer wall, installation piece slidable mounting in extension groove inner wall, a plurality of spread grooves have been seted up to the valve body inside, the spread groove is linked together with the corresponding extension groove, connect rope movable mounting in spread groove cell wall.
Optionally, a plurality of rotation grooves are formed in the groove walls of the connecting grooves, pulleys are rotatably mounted on the groove walls of the rotation grooves, one sides of the pulleys extend to the inside of the connecting grooves, and the connecting ropes are located on the outer walls of the pulleys.
Optionally, a knob is fixedly arranged at one end of the connecting rod, a gland is fixedly arranged at the top end of the valve body, one end of the gland extends to the inner wall of the valve body, the mounting shaft is rotatably mounted on the inner wall of the gland, sealing mounting grooves are formed in two sides of the inner wall of the valve body, the sealing mounting grooves are respectively located on two sides of the valve ball, and a plurality of fixing grooves are formed in one side of the groove wall of the sealing mounting groove.
Optionally, seal assembly includes slide bar, slide tube, second spring, sealing member, movable groove and movable block, slide bar fixed mounting in corresponding fixed slot cell wall one side, a plurality of slide tube fixed mounting in sealing member one side, slide tube slidable mounting in the slide bar outer wall, the sealing member is located respectively the valve ball both sides, second spring fixed mounting in fixed slot cell wall one side, the second spring other end fixed mounting in sealing member one side, just the second spring is located slide tube and slide bar outer wall, a plurality of movable groove set up in the sealing member outer wall, a plurality of movable block fixed mounting in seal mounting groove cell wall, the sealing member passes through movable groove slidable mounting in movable block outer wall.
Optionally, the spread groove with seal mounting groove is linked together, connecting rope one end fixed mounting in corresponds installation piece one side, connecting rope other end fixed mounting in corresponds sealing member one side.
Optionally, a first connecting pipe is fixedly arranged at one end of the valve body, a buffer frame is fixedly arranged at the other end of the valve body, a third connecting pipe is fixedly arranged at one end of the buffer frame, a sealing ring is fixedly arranged on the inner wall of the valve body, the sealing ring is positioned on the outer wall of the valve ball, a sealing ring is fixedly arranged at the top end of the wall of the first mounting groove, and the connecting rod is positioned on the inner wall of the sealing ring.
Optionally, the buffering subassembly includes slider, connecting seat, connecting plate, spiral leaf, buffering seat, removal post, third spring and supporting wheel, slider fixed mounting in buffering frame inner wall, connecting seat slidable mounting in slider outer wall, connecting plate fixed mounting in connecting seat inner wall, a plurality of spiral leaf fixed mounting in connecting plate inner wall, a plurality of buffering seat fixed mounting in buffering frame inner wall, third spring fixed mounting in buffering seat inner wall one end, removal post fixed mounting in third spring one end, just remove post slidable mounting in buffering seat inner wall, the supporting wheel rotates to be installed in corresponding removal post one end, the supporting wheel is located the connecting plate outer wall.
The application method of the high-pressure wear-resistant ball valve with high hardness comprises the following steps:
s1, when the valve body is regulated to switch, the needle rotates the connecting rod, the sliding block on the connecting rod slides on the limiting groove, so that the connecting rod rotates and moves upwards or downwards respectively, the support on the mounting rod is canceled, the mounting piece is pulled by the first spring, and the sealing piece is pulled by the connecting rope to be separated from the outer wall of the valve ball;
s2, after the valve ball is regulated, reversing the connecting rod, enabling the sliding block on the connecting rod to slide to the middle position of the limiting groove, enabling the supporting piece to move to the mounting rod, enabling the supporting piece to support the mounting piece again to move towards the extending groove, and at the moment, enabling the second spring to support the sealing piece again to press on the outer wall of the valve ball, and sealing the outer wall of the valve ball;
s3, at the moment that the valve ball closes the inside of the valve body, water flow impacts the valve ball and rebounds, the water flow impacts on the spiral blades on the connecting plate in the buffer frame, and the water flow impacts to enable the connecting plate to rotate, so that the water flow is driven to rotate in the buffer frame, and the impact force of the water flow is reduced.
The invention has the technical effects that:
(1) According to the scheme, when the connecting rod is rotated, the sliding blocks on the connecting rod slide on the limiting grooves, so that the connecting rod rotates and moves upwards or downwards respectively to drive the supporting piece to move upwards or downwards, when the supporting piece moves downwards, the supporting piece cancels the supporting of the mounting rod, the mounting rod is pulled by the first spring to drive the mounting piece to move towards the inner part of the mounting groove, when the supporting piece moves upwards, the supporting piece also cancels the supporting of the mounting rod, the mounting rod is pulled by the first spring to drive the mounting piece to move towards the inner part of the mounting groove, in the two states, the first spring pulls the mounting block to move, the mounting block pulls the connecting rope, and pulls the sealing piece to be separated from the outer wall of the valve ball through the connecting rope, when the valve ball is adjusted, the sealing pieces on two sides of the valve ball are separated from the valve ball, friction between the valve ball and the sealing piece is reduced, abrasion between the valve ball and the sealing piece is reduced, and the service life of the valve ball and the sealing piece is prolonged;
(2) At the moment that the valve ball closes the valve body, water flow impacts the valve ball and rebounds, the water flow impacts on the spiral blades on the connecting plate in the buffer frame, and the water flow impacts to enable the connecting plate to rotate, so that water flow is driven to rotate in the buffer frame, the impact of the water flow is reduced, and the damage to the valve body and the pipeline caused by the fact that the water flow rebounds to impact the valve body and the inner wall of the pipeline when the valve body is closed is effectively reduced;
(3) The second spring is used for supporting the sealing element to press the valve ball to seal two sides of the valve ball, the sliding cylinder slides on the outer wall of the sliding rod, the sealing element is slidably arranged on the moving block, and the sealing element is limited when the sealing element is displaced by the moving block and the sliding cylinder, so that the sealing element can move more smoothly, and the sealing element is prevented from being clamped;
(4) The pulley is arranged when the connecting rope moves, so that the connecting rope moves more smoothly, and damage caused by friction between the connecting rope and the groove wall of the connecting groove is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of a valve body of the present invention;
FIG. 3 is a sectional view of the mounting shaft of the present invention;
FIG. 4 is a diagram of a limiting slot according to the present invention;
FIG. 5 is a diagram of a connecting slot according to the present invention;
FIG. 6 is a diagram of a mounting groove and seal of the present invention;
FIG. 7 is a pulley mounting diagram of the present invention;
FIG. 8 is a cross-sectional view of a buffer frame of the present invention;
FIG. 9 is a cross-sectional view of a bumper pad of the present invention;
fig. 10 is a view showing the installation of the connecting plate according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. a valve body; 101. a first connection pipe; 103. a gland; 104. a third connection pipe; 105. a seal ring; 2. a mounting shaft; 201. a first mounting groove; 202. a limit groove; 203. a first chute; 204. a connecting rod; 205. a knob; 206. a seal ring; 207. a slide block; 208. a valve ball; 3. a connecting piece; 301. a support; 302. a baffle; 303. a fixed screw; 304. a thread cylinder; 4. a mounting member; 401. a mounting rod; 402. a mounting plate; 403. a first spring; 404. a fixing plate; 405. a slide rail; 406. a mounting block; 5. sealing the mounting groove; 501. a fixing groove; 502. a slide bar; 503. a sliding cylinder; 504. a second spring; 505. a seal; 506. a moving groove; 507. a moving block; 6. an extension groove; 601. a connecting groove; 602. a connecting rope; 603. a rotating groove; 604. a pulley; 7. a buffer frame; 701. a slider; 702. a connecting seat; 703. a connecting plate; 704. spiral leaves; 705. a buffer seat; 706. a moving column; 707. a third spring; 708. and a supporting wheel.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, the present invention provides a high-pressure wear-resistant ball valve with high hardness and a method of using the same, the ball valve having a valve body 1, the ball valve comprising: a seal assembly; the sealing component is used for sealing the interior of the ball valve; the transmission assembly is used for transmitting the sealing assembly inside the ball valve when the ball valve is opened and closed; a buffer assembly; the buffer component is used for buffering the inner wall of the valve body 1 and pipelines connected with the two sides of the valve body 1 when the ball valve is closed; the transmission component comprises a mounting shaft 2, a first mounting groove 201, a limit groove 202, a first sliding groove 203, a connecting rod 204, a sliding block 207, a connecting piece 3, a supporting piece 301, a baffle 302, a mounting piece 4, a sliding rail 405, a mounting block 406, a mounting rod 401, a mounting plate 402, a first spring 403, a fixing plate 404 and a connecting rope 602, wherein the mounting shaft 2 is rotatably mounted at the top end of the valve body 1, the first mounting groove 201 is formed at one end of the mounting shaft 2, a plurality of first sliding grooves 203 are formed at the outer wall of the mounting shaft 2, the first sliding groove 203 is communicated with the first mounting groove 201, the limit groove 202 is formed at the wall of the first mounting groove 201, the connecting rod 204 is movably mounted at the wall of the first mounting groove 201, the sliding block 207 is fixedly mounted at the outer wall of the connecting rod 204, the sliding block 207 is slidably mounted at the wall of the limit groove 202, the connecting piece 3 is fixedly mounted at the bottom end of the connecting rod 204, the supporting piece 301 is fixedly mounted in the middle of the outer wall of the connecting piece 3, baffle 302 is fixedly arranged at the bottom end of connecting piece 3, mounting rod 401 is slidably arranged at the inner wall of corresponding first chute 203, mounting piece 4 is fixedly arranged at one end of corresponding mounting rod 401, sliding rail 405 is fixedly arranged at one side of corresponding mounting piece 4, mounting block 406 is slidably arranged at the outer wall of sliding rail 405, mounting block 406 is slidably arranged at one side of mounting piece 4 through sliding rail 405, a plurality of mounting plates 402 are fixedly arranged at the wall of first mounting groove 201, the position of first mounting groove 201 corresponds to mounting rod 401, a first spring 403 is fixedly arranged at one end of mounting rod 401, the other end of first spring 403 is fixedly arranged at one side of corresponding mounting plate 402, a plurality of connecting ropes 602 are fixedly arranged at one side of corresponding mounting block 406, fixing screw 303 is fixedly arranged at the bottom end of baffle 302, valve ball 208 is fixedly arranged at the bottom end of connecting rod 204, a second mounting groove is arranged at the outer wall of valve ball 208, the second mounting groove is arranged in first mounting groove 201, the bottom end of the groove wall of the second mounting groove is fixedly provided with a threaded cylinder 304, a fixed screw 303 is movably arranged on the inner wall of the threaded cylinder 304, and a valve ball 208 is rotatably arranged on the inner wall of the valve body 1; the supporting member 301 plays a role in supporting the movement of the mounting members 4 at two sides to the direction of the extending groove 6, the supporting member 301 is arranged at the middle position on the outer wall of the connecting member 3, a gap is reserved between the supporting member 301 and the connecting rod 204 at the upper part and the baffle 302 at the lower part respectively, when the connecting rod 204 is rotated clockwise or anticlockwise, the sliding block 207 on the connecting rod 204 slides on the limiting groove 202, the connecting rod 204 is rotated and simultaneously moves upwards or downwards respectively, the supporting member 301 is driven to move upwards or downwards, when the supporting member 301 moves downwards, the supporting member 301 cancels the support of the mounting rod 401, the mounting rod 401 is pulled by the first spring 403, the mounting member 4 is driven to move towards the inner part of the mounting groove, when the supporting member 301 moves upwards, the supporting member 301 also cancels the support of the mounting rod 401, the installation rod 401 is pulled through the first spring 403 to drive the installation piece 4 to move towards the direction inside the installation groove, when the installation piece 4 is pulled by the first spring 403, the strength of the first spring 403 is larger than that of the second spring 504, meanwhile, the installation block 406 is driven to move in the same direction, the installation block 406 pulls the connecting rope 602, the sealing piece 505 is pulled by the connecting rope 602 to be separated from the outer wall of the valve ball 208, when the sliding block 207 on the connecting rod 204 moves to the two ends of the limiting groove 202, the connecting rod 204 drives the installation shaft 2 to rotate, so that the valve ball 208 is driven to rotate, when the valve ball 208 is regulated, the sealing pieces 505 on the two sides of the valve ball 208 are separated from the valve ball 208, friction between the valve ball 208 and the sealing piece 505 is reduced when the valve ball 208 rotates, abrasion between the valve ball 208 and the sealing piece 505 is reduced, and the service life of the valve ball 208 and the sealing piece 505 is prolonged.
In this example, after the adjustment of the valve ball 208 is completed, the link 204 is reversed, the slider 207 on the link 204 is slid to a position in the middle of the limit groove 202, the supporting member 301 is moved to the mounting bar 401, the supporting member 301 again supports the mounting member 4 to move toward the extending groove 6, and at this time, the second spring 504 again supports the sealing member 505 to press against the outer wall of the valve ball 208, so as to seal the outer wall of the valve ball 208.
In this example, the contact between the gland 103 and the mounting shaft 2 is provided with packing and shims to increase the resistance to rotation of the mounting shaft 2.
In this example, the screw barrel 304 and the fixing screw 303 function to fix the link 204 when the link 204 is not rotated.
In some embodiments, referring to fig. 3, 5 and 7, an extension groove 6 is formed at the top end of the inner wall of the valve body 1, the extension groove 6 is located corresponding to the mounting piece 4, sliding blocks are fixedly arranged at two ends of the groove wall of the extension groove 6, the mounting blocks 406 are slidably mounted on the outer wall of the sliding blocks, the mounting blocks 406 are slidably mounted on the inner wall of the extension groove 6, a plurality of connection grooves 601 are formed in the valve body 1, the connection grooves 601 are communicated with the corresponding extension groove 6, connection ropes 602 are movably mounted on the groove wall of the connection grooves 601, a plurality of rotation grooves 603 are formed in the groove wall of the connection grooves 601, pulleys 604 are rotatably mounted on the groove wall of the rotation grooves 603, one side of each pulley 604 extends into the connection grooves 601, and the connection ropes 602 are located on the outer wall of each pulley 604; the mounting piece 4 is the arc, and when the installation axle 2 rotates, the mounting piece 4 rotates along the rotation direction of the installation axle 2, when the valve ball 208 is adjusted, when the inside of the valve body 1 is opened, the mounting block 406 is located one end of the mounting piece 4, when the inside of the valve body 1 is closed, the mounting block 406 is located the other end of the mounting piece 4, the valve ball 208 rotates 90 degrees when the valve body 1 is opened and closed, and when the valve ball 208 is adjusted, the mounting block 406 can not be separated from the mounting piece 4, the mounting piece 4 drives the mounting block 406 to move through the clamping connection of the sliding rail 405 and the mounting block 406, the connecting rope 602 is in a tight state in the connecting groove 601, and the connecting rope 602 moves through the pulley 604, so that the connecting rope 602 moves more smoothly, and damage caused by friction between the connecting rope 602 and the groove wall of the connecting groove 601 is avoided.
In this example, the seal 505 is in the shape of a ring, the connecting cord 602 is mounted on one side of the seal 505, and the connecting cord 602 is mounted on the path of the lateral centerline of the seal 505.
In some embodiments, referring to fig. 2 and 6, a knob 205 is fixedly installed at one end of a connecting rod 204, a gland 103 is fixedly installed at the top end of a valve body 1, one end of the gland 103 extends to the inner wall of the valve body 1, a mounting shaft 2 is rotatably installed on the inner wall of the gland 103, seal installation grooves 5 are formed at two sides of the inner wall of the valve body 1, the seal installation grooves 5 are respectively located at two sides of a valve ball 208, a plurality of fixing grooves 501 are formed at one side of the groove wall of the seal installation groove 5, a seal assembly comprises a sliding rod 502, a sliding cylinder 503, a second spring 504, a seal 505, a moving groove 506 and a moving block 507, the sliding rod 502 is fixedly installed at one side of the groove wall of the corresponding fixing groove 501, the sliding cylinder 503 is fixedly installed at one side of the seal element 505, the sliding cylinder 503 is slidably installed at the outer wall of the sliding rod 502, the seal 505 is respectively located at two sides of the valve ball 208, the second spring 504 is fixedly installed at one side of the fixing groove 501, the other end of the second spring 504 is fixedly installed at one side of the seal element 505, the second spring 504 is located at the outer wall of the sliding cylinder 503 and the outer wall of the sliding rod 502, the plurality of moving grooves 506 are respectively formed at the outer wall of the seal element 505, the moving block 507 is fixedly installed at the side of the sealing installation groove 5, the groove 505 is fixedly installed at the side of the groove wall, the side of the sealing element 505, the sealing element 505 is connected to one side of the sealing element 602 through the moving block 505, the side is fixedly installed at the side of the sealing block 602, and the sealing block is fixedly installed at the other end, and the side of the sealing block 602 is fixedly connected to the side of the sealing block 602; the second spring 504 is used for supporting the sealing element 505 to press the valve ball 208 to seal two sides of the valve ball 208, the sliding cylinder 503 slides on the outer wall of the sliding rod 502, the sealing element 505 is slidably arranged on the moving block 507, and the sealing element 505 is limited when the sealing element 505 is displaced by arranging the moving block 507 and the sliding cylinder 503, so that the movement of the sealing element 505 is smoother, and the sealing element 505 is prevented from being blocked.
In some embodiments, referring to fig. 8, 9 and 10, a first connecting pipe 101 is fixedly installed at one end of a valve body 1, a buffer frame 7 is fixedly installed at the other end of the valve body 1, a third connecting pipe 104 is fixedly installed at one end of the buffer frame 7, a sealing ring 105 is fixedly installed on the inner wall of the valve body 1, the sealing ring 105 is located on the outer wall of a valve ball 208, a sealing ring 206 is fixedly installed at the top end of a groove wall of a first mounting groove 201, a connecting rod 204 is located on the inner wall of the sealing ring 206, a buffer assembly comprises a sliding part 701, a connecting seat 702, a connecting plate 703, a spiral blade 704, a buffer seat 705, a moving column 706, a third spring 707 and a supporting wheel 708, the sliding part 701 is fixedly installed on the inner wall of the buffer frame 7, the connecting seat 702 is slidingly installed on the outer wall of the sliding part 701, a plurality of spiral blades 704 are fixedly installed on the inner wall of the connecting plate 703, a plurality of buffer seats 705 are fixedly installed on the inner wall of the buffer frame 7, a third spring 707 is fixedly installed on one end of the inner wall of the buffer seat 705, the moving column 706 is slidingly installed on the inner wall of the buffer seat 705, the supporting wheel 708 is rotatably installed on one end of the corresponding moving column 706, and the outer wall 708 is located on the connecting plate 703; when the valve body 1 is closed, water flow is blocked by the valve ball 208, and at the moment when the valve ball 208 closes the inside of the valve body 1, the water flow impacts the valve ball 208 and rebounds, and the water flow impacts the spiral blades 704 on the connecting plate 703 in the buffer frame 7, so that the connecting plate 703 rotates due to the water flow impact, the water flow is driven to rotate in the buffer frame 7, the impact force of the water flow is reduced, and the damage to the valve body 1 and the pipeline caused by the rebound of the water flow on the inner wall of the valve body 1 and the pipeline when the valve body 1 is closed is effectively reduced.
In this example, when the water flow impacts the connection plate 703, the impact force is transmitted to the buffer seat 705 through the movable column 706 and the third spring 707, and the impact force of the buffer seat 705 is transmitted to the buffer frame 7, so that the vibration generated by the water flow impact of the connection plate 703 is reduced, and the connection plate 703 is effectively damped.
The working flow and principle of the invention are as follows: when the valve ball 208 rotates, when the connecting rod 204 rotates clockwise or anticlockwise, the sliding block 207 on the connecting rod 204 slides on the limit groove 202, so that the connecting rod 204 rotates and simultaneously moves upwards or downwards respectively to drive the supporting piece 301 to move upwards or downwards, when the supporting piece 301 moves downwards, the supporting piece 301 removes the support of the mounting rod 401, the mounting rod 401 is pulled by the first spring 403 to drive the mounting piece 4 to move towards the inside of the limit groove, when the supporting piece 301 moves upwards, the supporting piece 301 also removes the support of the mounting rod 401, the mounting rod 401 is pulled by the first spring 403 to drive the mounting piece 4 to move towards the inside of the limit groove, when the two states are adopted, the strength of the first spring 403 is higher than that of the second spring 504, and when the mounting piece 4 is pulled by the first spring 403, the mounting piece 406 is simultaneously driven to move in the same direction, the mounting piece 406 pulls the connecting rope 602, and pulls the sealing piece 505 to be separated from the outer wall of the valve ball 208 through the connecting rope 602, and when the sliding block 207 on the connecting rod 204 moves to the two ends of the limit groove 202, the connecting rod 204 drives the mounting shaft 2 to rotate 208, so that the sealing ball 208 is driven to rotate, and the sealing piece 208 is separated from the valve ball 208 when the sealing piece 505 is separated from the valve ball 208.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (10)

1. High-pressure wear-resistant ball valve with high hardness, applied to valve equipment, the ball valve having a valve body (1), characterized in that it comprises:
a seal assembly; the sealing assembly is used for sealing the interior of the ball valve;
the transmission assembly is used for transmitting the sealing assembly inside the ball valve when the ball valve is opened and closed;
a buffer assembly; the buffer component is used for buffering the inner wall of the valve body (1) and pipelines connected with the two sides of the valve body (1) when the ball valve is closed;
the transmission assembly comprises a mounting shaft (2), a first mounting groove (201), a limit groove (202), a first sliding groove (203), a connecting rod (204), a sliding block (207), a connecting piece (3), a supporting piece (301), a baffle plate (302), a mounting piece (4), a sliding rail (405), a mounting block (406), a mounting rod (401), a mounting plate (402), a first spring (403), a fixing plate (404) and a connecting rope (602), the mounting shaft (2) is rotatably mounted at the top end of the valve body (1), the first mounting groove (201) is formed in one end of the mounting shaft (2), a plurality of first sliding grooves (203) are formed in the outer wall of the mounting shaft (2), the first sliding grooves (203) are communicated with the first mounting groove (201), the limit groove (202) is formed in the wall of the first mounting groove (201), the connecting rod (204) is movably mounted in the wall of the first mounting groove (201), the sliding block (207) is fixedly mounted on the outer wall of the connecting rod (204), the sliding block (207) is mounted on the outer wall of the connecting piece (3) and the bottom end of the connecting piece (301) is fixedly mounted on the connecting piece (3), baffle (302) fixed mounting in connecting piece (3) bottom, installation pole (401) slidable mounting in correspond first spout (203) inner wall, installation piece (4) fixed mounting in correspond installation pole (401) one end, slide rail (405) fixed mounting in correspond installation piece (4) one side, installation piece (406) slidable mounting in slide rail (405) outer wall, installation piece (406) pass through slide rail (405) slidable mounting in installation piece (4) one side, a plurality of mounting panel (402) fixed mounting in first mounting groove (201) cell wall, first mounting groove (201) position with installation pole (401) are corresponding, first spring (403) all fixed mounting in installation pole (401) one end, first spring (403) other end fixed mounting in correspond mounting panel (402) one side, a plurality of connecting rope (602) fixed mounting in correspond installation piece (406) one side.
2. The high-pressure wear-resistant ball valve with high hardness according to claim 1, wherein: the baffle (302) bottom fixed mounting has dead screw (303), connecting rod (204) bottom fixed mounting has valve ball (208), second mounting groove has been seted up to valve ball (208) outer wall, the second mounting groove is located inside first mounting groove (201), second mounting groove cell wall bottom fixed mounting has screw barrel (304), dead screw (303) movable mounting in screw barrel (304) inner wall, valve ball (208) rotate install in valve body (1) inner wall.
3. The high-pressure wear-resistant ball valve with high hardness according to claim 2, wherein: the valve is characterized in that an extension groove (6) is formed in the top end of the inner wall of the valve body (1), the extension groove (6) is located in the position corresponding to the mounting piece (4), sliding blocks are fixedly arranged at two ends of the groove wall of the extension groove (6), the mounting blocks (406) are slidably mounted on the outer wall of the sliding blocks, the mounting blocks (406) are slidably mounted on the inner wall of the extension groove (6), a plurality of connecting grooves (601) are formed in the valve body (1), the connecting grooves (601) are communicated with the corresponding extension groove (6), and the connecting ropes (602) are movably mounted on the groove wall of the connecting grooves (601).
4. A high pressure wear resistant ball valve in accordance with claim 3 having a high hardness, wherein: a plurality of rotating grooves (603) are formed in the groove walls of the connecting grooves (601), pulleys (604) are rotatably mounted on the groove walls of the rotating grooves (603), one sides of the pulleys (604) extend to the inside of the connecting grooves (601), and connecting ropes (602) are located on the outer walls of the pulleys (604).
5. The high-pressure wear-resistant ball valve with high hardness according to claim 4, wherein: connecting rod (204) one end fixed mounting has knob (205), valve body (1) top fixed mounting has gland (103), gland (103) one end extends to valve body (1) inner wall, installation axle (2) rotate install in gland (103) inner wall, seal mounting groove (5) have been seted up to valve body (1) inner wall both sides, seal mounting groove (5) are located respectively valve ball (208) both sides, a plurality of fixed slots (501) have all been seted up to seal mounting groove (5) cell wall one side.
6. The high-pressure wear-resistant ball valve with high hardness according to claim 5, wherein: the sealing assembly comprises a sliding rod (502), a sliding cylinder (503), a second spring (504), sealing elements (505), a moving groove (506) and a moving block (507), wherein the sliding rod (502) is fixedly installed on one side of the groove wall of the corresponding fixed groove (501), the sliding cylinders (503) are fixedly installed on one side of the sealing elements (505), the sliding cylinders (503) are slidably installed on the outer wall of the sliding rod (502), the sealing elements (505) are respectively located on two sides of a valve ball (208), the second spring (504) is fixedly installed on one side of the groove wall of the fixed groove (501), the other end of the second spring (504) is fixedly installed on one side of the sealing elements (505), the second spring (504) is located on one side of the outer wall of the sliding cylinder (503) and the outer wall of the sliding rod (502), the moving grooves (506) are formed in the outer wall of the sealing elements (505), the moving block (507) is fixedly installed on the groove wall of the sealing installation groove (5).
7. The high-pressure wear-resistant ball valve with high hardness according to claim 6, wherein: the connecting groove (601) is communicated with the sealing installation groove (5), one end of the connecting rope (602) is fixedly installed on one side of the corresponding installation block (406), and the other end of the connecting rope (602) is fixedly installed on one side of the corresponding sealing piece (505).
8. The high-pressure wear-resistant ball valve with high hardness according to claim 2, wherein: the valve comprises a valve body (1), a first connecting pipe (101) is fixedly arranged at one end of the valve body (1), a buffer frame (7) is fixedly arranged at the other end of the valve body (1), a third connecting pipe (104) is fixedly arranged at one end of the buffer frame (7), a sealing ring (105) is fixedly arranged on the inner wall of the valve body (1), the sealing ring (105) is positioned on the outer wall of a valve ball (208), a sealing ring (206) is fixedly arranged at the top end of the groove wall of a first mounting groove (201), and a connecting rod (204) is positioned on the inner wall of the sealing ring (206).
9. The high-pressure wear-resistant ball valve with high hardness according to claim 8, wherein: the buffer assembly comprises a sliding part (701), a connecting seat (702), a connecting plate (703), spiral blades (704), a buffer seat (705), a movable column (706), a third spring (707) and a supporting wheel (708), wherein the sliding part (701) is fixedly installed on the inner wall of the buffer frame (7), the connecting seat (702) is slidably installed on the outer wall of the sliding part (701), the connecting plate (703) is fixedly installed on the inner wall of the connecting seat (702), the spiral blades (704) are fixedly installed on the inner wall of the connecting plate (703), the buffer seat (705) is fixedly installed on the inner wall of the buffer frame (7), the third spring (707) is fixedly installed on one end of the inner wall of the buffer seat (705), the movable column (706) is fixedly installed on one end of the third spring (707), the movable column (706) is slidably installed on the inner wall of the buffer seat (705), the supporting wheel (708) is rotatably installed on one end corresponding to the movable column (706), and the supporting wheel (708) is located on the outer wall (703).
10. The method of using a high pressure wear resistant ball valve with high hardness according to any one of claims 1-9, comprising the steps of:
s1, when the valve body (1) is regulated to be opened and closed, a needle rotates a connecting rod (204), a sliding block (207) on the connecting rod (204) slides on a limiting groove (202), so that the connecting rod (204) rotates and moves upwards or downwards respectively, the support on a mounting rod (401) is canceled, a mounting piece (4) is pulled by a first spring (403), and a sealing piece (505) is pulled by a connecting rope (602) to be separated from the outer wall of a valve ball (208);
s2, after the valve ball (208) is adjusted, the connecting rod (204) is reversed, the sliding block (207) on the connecting rod (204) slides to a position in the middle of the limiting groove (202), the supporting piece (301) moves to the mounting rod (401), the supporting piece (301) again supports the mounting piece (4) to move towards the extending groove (6), and at the moment, the second spring (504) again supports the sealing piece (505) to press on the outer wall of the valve ball (208) to seal the outer wall of the valve ball (208);
s3, at the moment that the valve ball (208) closes the inside of the valve body (1), water flow impacts the valve ball (208) and rebounds, and the water flow impacts on the spiral blades (704) on the connecting plate (703) in the buffer frame (7), so that the connecting plate (703) rotates due to the water flow impact, and the water flow is driven to rotate in the buffer frame (7), and the impact force of the water flow is reduced.
CN202310334304.0A 2023-03-29 2023-03-29 High-pressure wear-resistant ball valve with high hardness and use method thereof Pending CN116292960A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310334304.0A CN116292960A (en) 2023-03-29 2023-03-29 High-pressure wear-resistant ball valve with high hardness and use method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310334304.0A CN116292960A (en) 2023-03-29 2023-03-29 High-pressure wear-resistant ball valve with high hardness and use method thereof

Publications (1)

Publication Number Publication Date
CN116292960A true CN116292960A (en) 2023-06-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310334304.0A Pending CN116292960A (en) 2023-03-29 2023-03-29 High-pressure wear-resistant ball valve with high hardness and use method thereof

Country Status (1)

Country Link
CN (1) CN116292960A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116753356A (en) * 2023-08-22 2023-09-15 山东理工职业学院 Electric automatization control valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116753356A (en) * 2023-08-22 2023-09-15 山东理工职业学院 Electric automatization control valve
CN116753356B (en) * 2023-08-22 2023-10-31 山东理工职业学院 Electric automatization control valve

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