CN113503373B

CN113503373B - Quick connection ball valve

Info

Publication number: CN113503373B
Application number: CN202110797041.8A
Authority: CN
Inventors: 吴承滨; 吴承艺; 吴景温
Original assignee: YONGXIU VALVE CO LTD
Current assignee: YONGXIU VALVE CO LTD
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2023-06-27
Anticipated expiration: 2041-07-14
Also published as: CN113503373A

Abstract

The invention relates to the technical field of valves and discloses a quick-connection ball valve which comprises a valve body, wherein a water outlet and a water inlet are respectively welded on two sides of the valve body, a limiting ring is welded on the inner wall of the water inlet, a movable pipe is connected on the inner wall of the limiting ring in a sliding manner, an extrusion ring is fixedly sleeved on the surface of the movable pipe, a connecting pipe is arranged at one end, far away from the valve body, of the water inlet, and a valve core is arranged in the valve body. This quick connect ball valve utilizes the spring to push the extrusion ring through setting up movable tube, then through the position of extrusion ring control movable tube, makes movable tube promote the side overlap joint of solid fixed ring and case, and the rethread sets up sealed pad, makes sealed pad can cut off the rivers in the pipeline after the case is rotatory ninety degrees, and the case is rotatory in-process, and its side can promote solid fixed ring to with sealed pad push away the surface of case, greatly reduced the wearing and tearing that cause sealed pad when the case is rotatory.

Description

Quick connection ball valve

Technical Field

The invention relates to the technical field of valves, in particular to a quick-connection ball valve.

Background

The ball valve is a valve, the valve core of the ball valve is spherical, the valve rod is utilized to drive the ball valve to rotate around the axis during use, the ball valve becomes a main valve along with the development of science, and the utilization rate of the ball valve is increased year by year due to the characteristics of wear resistance and light switching of the ball valve.

The ball valve can be used for closing and cutting off pipeline water flow by only rotating ninety degrees and small moment, so that most of ball valve is used for a water flow pipeline which needs to be frequently cut off, and is convenient for pipeline water flow to be used at any time, but the sealing gasket in the ball valve can be severely worn due to the fact that the ball valve is frequently used, so that the sealing effect is gradually deteriorated, when the water flow in the water pipe passes through the valve core, if the valve core is closed, the water flow pressure in the water inlet of the ball valve can be gradually increased, the valve core is spherical, torsion is generated on the valve core under the impact of water flow, the valve core and the valve rod are easily caused to deviate, and the sealing property of the valve rod when the valve rod is closed is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a quick-connection ball valve, which has the advantages of reducing the abrasion of a valve core to a sealing gasket and increasing the stability between the valve core and a valve rod, and solves the problems that the sealing gasket is seriously abraded due to frequent rotation of the valve core and the valve core is easy to deviate under the impact of water flow.

The invention provides the following technical scheme: the utility model provides a quick connect ball valve, includes the valve body, the both sides of valve body are welded respectively has delivery port and water inlet, the inner wall welding of water inlet has the spacing ring, the inner wall sliding connection of spacing ring has the movable tube, the fixed surface of movable tube has cup jointed the extrusion ring, the one end that the valve body was kept away from to the water inlet is provided with the connecting pipe, the inside of valve body is provided with the case, the top fixed mounting of case has the valve rod, the top of valve rod runs through the valve body and fixed mounting has the regulating disk, the bottom welding of valve body has spacing shell.

Preferably, the side face of the limiting ring is provided with a rubber pad, and the side face of the extrusion ring is overlapped with the side face of the limiting ring through the rubber pad.

Preferably, a fixed ring is arranged at one end of the movable pipe, a sealing gasket is fixedly arranged on the side face of the fixed ring, and the fixed ring and the sealing gasket are both in lap joint with the surface of the valve core.

Preferably, the telescopic tank has been seted up to the inside of water inlet, the inside one end overlap joint of telescopic tank has the spring, the one end that the telescopic tank was kept away from to the spring overlaps with the side of extrusion ring, and the one end that the fixed ring was kept away from to the movable tube is located the inside of telescopic tank.

Preferably, the water inlet is kept away from the one end of valve body and has been seted up the opening, the inner wall sliding connection of opening has the guide block, the guide block welds the surface at the connecting pipe.

Preferably, the surface of the water inlet is provided with a tooth mouth, and the water inlet is connected with a connecting ring through the tooth mouth in a threaded manner.

Preferably, a connecting column is arranged at the bottom of the valve core, and one end, far away from the valve core, of the connecting column penetrates through the valve body and the limiting shell respectively and is fixedly provided with a rotating disc.

Preferably, the cavity is seted up to the inside of rolling disc, the inside of cavity is provided with the pressure spring, the both ends of pressure spring all overlap joint has the spacing dish, one side that the pressure spring was kept away from to the spacing dish is provided with the fixture block, the one end that the spacing dish was kept away from to the fixture block runs through the rolling disc.

Preferably, the inner wall of the limiting shell is provided with arc grooves, the number of the arc grooves is four, and the shape of the arc grooves is matched with the shape of the clamping block.

Preferably, the surface of the valve core is cut into six planes, the positions of the six planes are corresponding to each other, and the orientation of the side cutting surface of the valve core corresponds to the position of the arc-shaped groove.

Preferably, a packing box is arranged above the valve body, the packing box is rotationally sleeved on the surface of the valve rod, a fixing shell is wrapped on the surface of the packing box, and the fixing shell is welded above the valve body.

Preferably, the side surface of the valve core is provided with a water through groove, and the water through groove penetrates through two ends of the valve core.

Compared with the prior art, the invention has the following beneficial effects:

1. this quick connect ball valve utilizes the spring to push the extrusion ring through setting up movable tube, then through the position of extrusion ring control movable tube, makes movable tube promote the side overlap joint of solid fixed ring and case, and the rethread sets up sealed pad, makes sealed pad can cut off the rivers in the pipeline after the case is rotatory ninety degrees, and the case is rotatory in-process, and its side can promote solid fixed ring to with sealed pad push away the surface of case, greatly reduced the wearing and tearing that cause sealed pad when the case is rotatory.

2. This quick connect ball valve utilizes spliced pole to promote spacing dish and fixture block with rolling disc and case fixed connection through setting up the rolling disc, the rethread setting up the pressure spring to make the inner wall joint of fixture block and arc recess to restrict the rotation of rolling disc, and then increase the stability of case, avoid the case to produce the skew under the rivers impact.

3. This quick connect ball valve through setting up the guide block, when installing the ball valve, can be after being connected connecting pipe and water pipe hot melt, peg graft the other end and the water inlet of connecting pipe again, then promote the guide block through the threaded connection of go-between with the inlet tube and remove to quick and stable install ball valve and water pipe, utilize the promotion installation of go-between simultaneously can conveniently control the regulating disk position of ball valve, the condition of the position of difficult operation appears along with the installation to the regulating disk when avoiding appearing fixed mounting ball valve.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 2 at C according to the present invention;

FIG. 6 is a schematic top view cross-sectional structure of a rotating disc of the present invention;

FIG. 7 is a schematic view of the structure of the valve body of the present invention.

In the figure: 1. a valve body; 2. a limit shell; 3. a water outlet; 4. a water inlet; 5. a fixed case; 6. an adjusting plate; 7. a connecting pipe; 8. a notch; 9. a connecting ring; 10. a valve core; 11. a water passage groove; 12. a valve stem; 13. a stuffing box; 14. a limiting ring; 15. rubber cushion; 16. a pressing ring; 17. a movable tube; 18. a telescopic slot; 19. a spring; 20. a fixing ring; 21. a sealing gasket; 22. a guide block; 23. an arc-shaped groove; 24. a connecting column; 25. a rotating disc; 26. a cavity; 27. a pressure spring; 28. a limiting disc; 29. and (5) clamping blocks.

Detailed Description

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. 1-7, a quick connection ball valve comprises a valve body 1, a packing box 13 is arranged above the valve body 1, the packing box 13 is rotationally sleeved on the surface of a valve rod 12, a fixed shell 5 is wrapped on the surface of the packing box 13, the fixed shell 5 is welded above the valve body 1, the packing box 13 is arranged to seal the joint of the valve rod 12 and the valve body 1, water flow in the valve body 1 is prevented from seeping out, a water outlet 3 and a water inlet 4 are respectively welded on two sides of the valve body 1, a telescopic groove 18 is formed in the interior of the water inlet 4, one end in the telescopic groove 18 is lapped with a spring 19, one end of the spring 19, which is far away from the telescopic groove 18, is lapped with the side face of a pressing ring 16, one end of a movable pipe 17, which is far away from the fixed ring 20, is positioned in the telescopic groove 18, a certain movable space is provided for the movable pipe 17, a notch 8 is formed in one end of the water inlet 4, the notch 8 is formed in the inner wall of the notch 8, a guide block 22 is welded on the surface of the valve body 7, a water inlet 6 is arranged on the side face of the ball valve, a guide block 22 is arranged in the position of the ball valve, the ball valve is easy to be pushed by the guide block, the ball valve is arranged on the side face of the ball valve is not to be connected with a seal ring 9, the ball valve is connected with a seal ring 9 by a side face 9 by a movable ring, the ball valve is further arranged on the side face 9, the ball valve is connected with a sealing ring 9 by a side 9, a position is further arranged on the side face 9, a position of a sealing ring is connected with the ball valve 9 by a side 9 is further being connected with a side face 9 through a sealing ring, and a position is connected with a sealing ring, and a sealing ring is further connected with a sealing ring 9 through a sealing ring is provided with a sealing ring through a sealing ring 9 through a sealing ring and a sealing ring through sealing position, when one end of the movable pipe 17 is close to the valve core 10 by pushing the extrusion ring 16 through the spring 19, the rubber pad 15 is arranged to seal the outer ring of the movable pipe 17, so that water is prevented from seeping out when the ball valve is closed, the inner wall of the limiting ring 14 is slidably connected with the movable pipe 17, one end of the movable pipe 17 is provided with the fixed ring 20, the side surface of the fixed ring 20 is fixedly provided with the sealing gasket 21, the fixed ring 20 and the sealing gasket 21 are both lapped with the surface of the valve core 10, the side surface corner angle of the valve core 10 pushes the fixed ring 20 along with rotation to push the sealing gasket 21 away from the surface of the valve core 10 when the valve core 10 rotates, the abrasion of the sealing gasket 21 is reduced, the extrusion ring 16 is fixedly sleeved on the surface of the movable pipe 17, one end of the water inlet 4 far away from the valve body 1 is provided with the connecting pipe 7, the valve core 10 is arranged in the valve body 1, the bottom of the valve core 10 is provided with the connecting column 24, the connecting column 24 penetrates through the valve body 1 and the limit housing 2 respectively at one end far away from the valve core 10 and is fixedly provided with the rotary disk 25, the valve core 10 is fixed by arranging the connecting column 24 and the rotary disk 25, the valve core 10 rotates more stably, a cavity 26 is formed in the rotary disk 25, a pressure spring 27 is arranged in the cavity 26, both ends of the pressure spring 27 are lapped with the limit disk 28, a clamping block 29 is arranged at one side of the limit disk 28 far away from the pressure spring 27, one end of the clamping block 29 far away from the limit disk 28 penetrates through the rotary disk 25, the limit disk 28 and the clamping block 29 are extruded by the pressure spring 27, the clamping block 29 can rub with the inner wall of the limit housing 2, so that the stability of the valve core 10 is improved, the valve core 10 is prevented from being impacted and swung by water flow, the valve rod 12 is fixedly arranged at the top of the valve core 10, six planes are cut on the surface of the valve core 10, the positions of the six planes correspond to each other, the positions of the cutting surfaces of the side of the valve core 10 correspond to the positions of the arc-shaped grooves 23, through the surface cutting department plane at case 10, make case 10 possess the edges and corners, make things convenient for case 10 rotatory automatic push away its surface with sealing gasket 21, the water channel 11 has been seted up to the side of case 10, and water channel 11 link up the both ends of case 10, through seting up water channel 11, when case 10 is rotatory open, water channel 11's both ends just correspond with water inlet 4 and delivery port 3 respectively, make things convenient for rivers to pass through, valve rod 12's top runs through valve body 1 and fixed mounting has regulating disk 6, the welding of the bottom of valve body 1 has spacing shell 2, spacing shell 2's inner wall is provided with arc recess 23, and the quantity of arc recess 23 has four, the shape looks adaptation of arc recess 23 and fixture block 29, open or close when case 10 makes, fixture block 29 just with the inner wall joint of arc recess 23, the stability of case 10 has been increased.

When the ball valve is installed, firstly, the connecting pipe 7 is fixedly installed with the water through pipe, then one end of the water inlet 4 is overlapped with one end of the connecting pipe 7, the guide block 22 is connected with the inner wall of the opening 8 in a sliding mode, then the connecting ring 9 is screwed, the guide block 22 is pushed through the connecting ring 9, the ball valve is stably and rapidly installed on the water through pipe, when the ball valve is closed, the regulating disc 6 is rotated, the valve rod 12 drives the valve core 10 to rotate along with the rotation of the regulating disc 6, the fixed ring 20 is pushed by the edges and corners of the valve core 10 in the rotating process, then the fixed ring 20 drives the movable pipe 17 and the extrusion ring 16 to extrude the spring 19, then the movable pipe 17 is contracted into the telescopic groove 18, the sealing gasket 21 is far away from the surface of the valve core 10 along with the movement of the movable pipe 17 and the fixed ring 20, abrasion to which the sealing gasket 21 is subjected is reduced, after ninety degrees of the rotation of the valve core 10, the spring 19 can push the movable pipe 17 and the fixed ring 20 to be tightly adhered to the valve core 10, and simultaneously, when the valve core 10 rotates, the connecting column 24 drives the rotating disc 25 along with the rotation of the valve core 10, then the rotating disc 25 can be pushed by the rotation of the rotating disc 25, the rotating the valve core 10 can be pushed by the inner wall 25 or the inner wall 29 can be just increased, the friction resistance of the valve core 10 can be prevented from being increased, the impact on the inner wall of the valve core 10 is increased, the arc-shaped valve core is prevented from being opened, and the impact resistance is further, and the impact resistance of the valve core 10 is increased, and the impact resistance is prevented, and the impact on the valve case is further, and the valve case, and the impact resistance is the valve case 10 is further, and the case after the case can be the friction resistance is more.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick connect ball valve, includes valve body (1), its characterized in that: the utility model discloses a water valve, including valve body (1), valve rod (12) are welded respectively to both sides of valve body (1), the inner wall welding of water inlet (4) has spacing ring (14), the inner wall sliding connection of spacing ring (14) has movable pipe (17), the fixed surface of movable pipe (17) has cup jointed extrusion ring (16), the one end that valve body (1) was kept away from to water inlet (4) is provided with connecting pipe (7), the inside of valve body (1) is provided with case (10), the top fixed mounting of case (10) has valve rod (12), the top of valve rod (12) runs through valve body (1) and fixed mounting have regulating plate (6), the bottom welding of valve body (1) has spacing shell (2), the one end of movable pipe (17) is provided with solid fixed ring (20), the side fixed mounting of solid fixed ring (20) has sealing washer (21), and gu fixed ring (20) and sealing washer (21) all overlap with the surface of case (10), expansion groove (18) are seted up to the inside of valve body (1), the inside of valve body (18) has expansion groove (19), the overlap joint groove (19) is kept away from with the one end of expansion ring (16), and one end of the movable pipe (17) far away from the fixed ring (20) is positioned in the telescopic groove (18), six planes are cut on the surface of the valve core (10), the positions of the six planes correspond to each other, and the positions of the side cutting surfaces of the valve core (10) correspond to the positions of the arc-shaped grooves.

2. The quick connect ball valve of claim 1, wherein: the side of spacing ring (14) is provided with cushion (15), the side of extrusion ring (16) is through cushion (15) and spacing ring (14) side overlap joint.

3. The quick connect ball valve of claim 1, wherein: the water inlet (4) is far away from one end of the valve body (1) and is provided with a notch (8), the inner wall of the notch (8) is connected with a guide block (22) in a sliding mode, and the guide block (22) is welded on the surface of the connecting pipe (7).

4. The quick connect ball valve of claim 1, wherein: the surface of water inlet (4) is provided with the tooth mouth, water inlet (4) are connected with go-between (9) through tooth mouth screw thread.

5. The quick connect ball valve of claim 1, wherein: the bottom of case (10) is provided with spliced pole (24), the one end that spliced pole (24) kept away from case (10) runs through valve body (1) and spacing shell (2) respectively and fixed mounting has rolling disc (25).

6. The quick connect ball valve of claim 5, wherein: the inside of rolling disc (25) has seted up cavity (26), the inside of cavity (26) is provided with pressure spring (27), the both ends of pressure spring (27) all overlap joint has spacing dish (28), one side that pressure spring (27) were kept away from to spacing dish (28) is provided with fixture block (29), the one end that spacing dish (28) was kept away from to fixture block (29) runs through rolling disc (25).

7. The quick connect ball valve of claim 1, wherein: the inner wall of the limiting shell (2) is provided with arc grooves (23), the number of the arc grooves (23) is four, and the shape of the arc grooves (23) is matched with the shape of the clamping block (29).