CN219317672U

CN219317672U - Ball valve for pressure pipeline

Info

Publication number: CN219317672U
Application number: CN202223494323.XU
Authority: CN
Inventors: 周应碧
Original assignee: Beijing Yanshan Petrochemical Special Equipment Inspection Co ltd
Current assignee: Beijing Yanshan Petrochemical Special Equipment Inspection Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-07-07
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the field of ball valves, and discloses a ball valve for a pressure pipeline, which comprises a ball valve, wherein the two ends of the ball valve are tightly screwed with the pressure pipeline, a pressure release mechanism is arranged between the pressure pipeline and the ball valve, the ball valve comprises a valve body, one end of the valve body is fixedly connected with a water inlet end, the other end of the valve body is fixedly connected with an outlet end, the top of the valve body is fixedly connected with a top seat, the top of the top seat is fixedly connected with a valve cover, the top of the valve cover is provided with a valve rod, the top of the valve rod is fixedly connected with a hand wheel, and the bottom end of the valve rod is fixedly connected with a sealing column. According to the ball valve for the pressure pipeline, the pressure of water flow to the sealing valve core can be greatly reduced by splitting the water flow before opening the ball valve, so that the opening work of the sealing valve core is easier, the friction loss between the valve core seat and the sealing valve core can be effectively reduced, and the service life of the ball valve can be effectively prolonged.

Description

Ball valve for pressure pipeline

Technical Field

The utility model relates to the field of ball valves, in particular to a ball valve for a pressure pipeline.

Background

The ball valve is a valve with an opening and closing part (ball body) driven by a valve rod and rotating around the axis of the ball valve, and can also be used for regulating and controlling fluid, the ball valve can flexibly control the confluence, the diversion and the flow direction switching of media on a pipeline, and simultaneously can close any one of the channels to connect the other two channels.

Disclosure of Invention

The utility model mainly aims to provide a ball valve for a pressure pipeline, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a ball valve for pipeline under pressure, includes the ball valve, the ball valve both ends screw up and are connected with pipeline under pressure, all be provided with pressure release mechanism between pipeline under pressure and the ball valve, the ball valve includes the valve body, valve body one end fixedly connected with end of intaking, valve body other end fixedly connected with exit end, valve body top fixedly connected with footstock, footstock top fixedly connected with valve gap, the valve gap top is provided with the valve rod, valve rod top fixedly connected with hand wheel, valve rod bottom fixedly connected with seal post, the upper portion in the valve body is all rotated to seal post, seal post bottom fixedly connected with seal spool, seal spool middle part runs through there is the water conservancy diversion passageway, seal spool both sides all are provided with the valve core seat.

Preferably, the pressure release mechanism comprises a communication conduit and a connecting pipe, wherein the communication conduit is fixedly connected to the lower bottom of the valve body, one end of the connecting pipe is rotationally connected to the inside of a second connecting port, the middle parts of two ends of the valve body are respectively arranged at the second connecting port, through holes which are uniformly distributed are formed in the adjacent side of the connecting pipe in a penetrating mode, the through holes are corresponding to the communication conduit, the communication conduit is communicated with the inside of the valve body, a rotating plate is fixedly connected to the periphery of the connecting pipe, and a rotating ring is fixedly connected to the periphery of the rotating plate.

Preferably, the pressure pipeline comprises a water inlet pipeline and a water outlet pipeline, the diameters of the water inlet pipeline and the water outlet pipeline are equal, one end, close to the valve body, of the water inlet pipeline is fixedly connected with a first connecting flange, one end, close to the valve body, of the water outlet pipeline is fixedly connected with a second connecting flange, the first connecting flange is connected with the water inlet end through a fixing bolt, the second connecting flange is connected with the outlet end through a fixing bolt, the fixing bolt penetrates through the sliding groove, and one ends, close to the valve body, of the water inlet pipeline and the water outlet pipeline are provided with a first connecting port.

Preferably, the valve core seat is fixedly connected to two sides of the inner middle part of the valve body, and the middle part of the valve core seat is provided with an opening.

Preferably, the outside in the middle of the rotating plate is provided with evenly distributed sliding grooves, and the rotating plate is arranged between the valve body and the pressure pipeline.

Preferably, the first connecting ports are all rotationally connected with connecting pipes, and the water inlet pipeline and the water outlet pipeline are all communicated with the valve body through the connecting pipes.

Compared with the prior art, the utility model has the following beneficial effects:

through pressure release mechanism, when people want to switch the ball valve from closed state to open state, people can rotate the swivel earlier and rotate the swivel through the swivel certain angle, thereby make the connecting pipe can rotate in step, through connecting flange two with connecting flange one on fixing bolt with can fix a position the spout on the swivel, when one side contact fixing bolt of spout is rotated the opposite side contact, through-hole on the connecting pipe can seal or circulate the intercommunication pipe, make through-hole and intercommunication pipe corresponding through rotating the swivel, make the inside rivers of inlet channel enter into outlet conduit through the intercommunication pipe inside, realize the reposition of redundant personnel to rivers, thereby can effectively reduce the opening degree of difficulty of ball valve, after the ball valve is opened, people can rotate the connecting pipe by a certain angle again, make the intercommunication pipe become closed state, through the reposition of redundant personnel to rivers before opening the ball valve, can make rivers to seal the pressure greatly reduced of valve core, make the work of opening of seal valve core more relaxed, can effectively reduce the friction loss between valve core seat and the seal valve core, make the life of ball valve can obtain effectively prolonging.

Drawings

FIG. 1 is a front perspective view of a ball valve for a pressure pipe according to the present utility model;

FIG. 2 is a front cross-sectional view of a ball valve for a pressure pipe according to the present utility model;

fig. 3 is a side cross-sectional view of a ball valve for a pressure pipe according to the present utility model.

In the figure: 1. a pressure conduit; 101. a water inlet pipe; 102. a water outlet pipe; 103. a second connecting flange; 104. a first connecting flange; 105. a first connecting port; 2. a pressure release mechanism; 201. a communication conduit; 202. a swivel; 203. a through hole; 204. a chute; 205. a connecting pipe; 206. a second connecting port; 207. a rotating plate; 3. a ball valve; 301. a top base; 302. a valve stem; 303. a hand wheel; 304. a valve cover; 305. a water inlet end; 306. a valve core seat; 307. a sealing column; 308. sealing the valve core; 309. an outlet end; 310. a diversion channel; 311. an opening; 312. and a valve body.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a ball valve for a pressure pipeline comprises a ball valve 3, the two ends of the ball valve 3 are screwed with a pressure pipeline 1, a pressure release mechanism 2 is arranged between the pressure pipeline 1 and the ball valve 3, the ball valve 3 comprises a valve body 312, one end of the valve body 312 is fixedly connected with a water inlet end 305, the other end of the valve body 312 is fixedly connected with an outlet end 309, the top of the valve body 312 is fixedly connected with a top seat 301, the top of the top seat 301 is fixedly connected with a valve cover 304, the top of the valve cover 304 is provided with a valve rod 302, the top of the valve rod 302 is fixedly connected with a hand wheel 303, the bottom end of the valve rod 302 is fixedly connected with a sealing column 307, the sealing column 307 is rotatably connected to the middle upper part in the valve body 312, the bottom end of the sealing column 307 is fixedly connected with a sealing valve core 308, a diversion channel 310 is penetrated in the middle of the sealing valve core 308, both sides of the sealing valve core 308 are provided with valve core seats 306, valve core seat 306 all fixed connection is in middle part both sides in valve body 312, opening 311 has all been seted up at valve core seat 306 middle part, relief mechanism 2 includes intercommunication pipe 201 and connecting pipe 205, intercommunication pipe 201 all fixed connection is in valve body 312 lower bottom, connecting pipe 205 one end all rotates to be connected in connector two 206 insidely, connector two 206 all are seted up at valve body 312 both ends middle part, the through-hole 203 of evenly distributed has all been run through to the side that connecting pipe 205 is close to, through-hole 203 all corresponds with intercommunication pipe 201, intercommunication pipe 201 all is linked together with valve body 312 inside, the equal fixedly connected with swivel plate 207 of connecting pipe 205 periphery, equal fixedly connected with swivel 202 of swivel plate 207 periphery, evenly distributed's spout 204 has all been seted up in the middle part outside of swivel plate 207, swivel plate 207 all sets up between valve body 312 and pressure conduit 1.

The pressure pipeline 1 comprises a water inlet pipeline 101 and a water outlet pipeline 102, the diameters of the water inlet pipeline 101 and the water outlet pipeline 102 are equal, one end, close to a valve body 312, of the water inlet pipeline 101 is fixedly connected with a first connecting flange 104, one end, close to the valve body 312, of the water outlet pipeline 102 is fixedly connected with a second connecting flange 103, the first connecting flange 104 is connected with a water inlet end 305 through a fixing bolt, the second connecting flange 103 is connected with an outlet end 309 through a fixing bolt, the fixing bolt penetrates through a sliding groove 204, one ends, close to the valve body 312, of the water inlet pipeline 101 and the water outlet pipeline 102 are provided with a first connecting port 105, a connecting pipe 205 is rotatably connected inside the first connecting port 105, and the water inlet pipeline 101 and the water outlet pipeline 102 are communicated with the valve body 312 through the connecting pipe 205.

In this embodiment, the pressure release mechanism 2 includes a communicating conduit 201 and a connecting pipe 205, the communicating conduit 201 is fixedly connected at the lower bottom of the valve body 312, one end of the connecting pipe 205 is rotationally connected inside a second connecting port 206, the second connecting port 206 is provided at the middle part of two ends of the valve body 312, one side of the connecting pipe 205, which is close to each other, is penetrated with a through hole 203 which is uniformly distributed, the through hole 203 is corresponding to the communicating conduit 201, the communicating conduit 201 is communicated with the inside of the valve body 312, the periphery of the connecting pipe 205 is fixedly connected with a rotating plate 207, the periphery of the rotating plate 207 is fixedly connected with a rotating ring 202, a chute 204 which is uniformly distributed is provided at the outer side of the middle part of the rotating plate 207, and the rotating plate 207 is arranged between the valve body 312 and the pressure pipeline 1.

Specifically, when one wants to switch the ball valve 3 from the closed state to the open state, one can rotate the swivel 202 first to rotate the swivel 207 by a certain angle through the swivel 202, thereby the connecting pipe 205 can rotate synchronously, fix a position the chute 204 on the swivel 207 through the fixing bolt on the connecting flange two 103 and the connecting flange one 104, when one side of the chute 204 contacts the fixing bolt and is rotated to the other side to contact, the through hole 203 on the connecting pipe 205 can seal or circulate the connecting pipe 201, the through hole 203 corresponds to the connecting pipe 201 through rotating the swivel 202, so that the water flow in the water inlet pipe 101 can enter the water outlet pipe 102 through the connecting pipe 201, the diversion of the water flow is realized, and the opening difficulty of the ball valve 3 can be effectively reduced, after the ball valve 3 is opened, one can rotate the swivel 202 by a certain angle again, the connecting pipe 205 becomes the closed state through diversion of the water flow before the ball valve 3 is opened, the pressure of the sealing valve core 308 is greatly reduced, the work of the sealing core 308 is easier, the friction loss between the sealing core 308 and the sealing core 308 can be effectively reduced, and the friction loss between the sealing core 308 and the sealing core 308 can be effectively prolonged, and the service life of the sealing core 308 can be prolonged.

In this embodiment, the pressure pipeline 1 includes a water inlet pipeline 101 and a water outlet pipeline 102, the diameters of the water inlet pipeline 101 and the water outlet pipeline 102 are equal, a first connecting flange 104 is fixedly connected to one end of the water inlet pipeline 101, which is close to the valve body 312, a second connecting flange 103 is fixedly connected to one end of the water outlet pipeline 102, which is close to the valve body 312, the first connecting flange 104 is connected to the water inlet end 305 through a fixing bolt, the second connecting flange 103 is connected to the outlet end 309 through a fixing bolt, the fixing bolt penetrates through the chute 204, a first connecting port 105 is formed in one ends of the water inlet pipeline 101 and the water outlet pipeline 102, which are close to the valve body 312, connecting pipes 205 are rotatably connected to the inside of the first connecting port 105, and the water inlet pipeline 101 and the water outlet pipeline 102 are all connected to the valve body 312 through the connecting pipes 205.

Specifically, during installation, one end with a hole of the connecting pipe 205 can be clamped into the second connecting port 206, then the water inlet pipeline 101 and the water outlet pipeline 102 are clamped to the other end of the connecting pipe 205, at the moment, the fixing bolts penetrate through threaded holes in the second connecting flange 103 and the first connecting flange 104, then penetrate through threaded holes in the sliding groove 204 and the two ends of the valve body 312, nuts are screwed on, the installation of the pressure pipeline 1, the pressure relief mechanism 2 and the ball valve 3 can be achieved, when the pressure relief mechanism is used, one can enable the valve rod 302 and the sealing post 307 to synchronously rotate through rotating the hand wheel 303, the sealing post 307 can drive the sealing valve core 308 to rotate, when the sealing valve core 308 rotates, the axis of the flow guide channel 310 and the axis of the opening 311 are in the same line, the ball valve 3 is in a completely opened state, water can directly penetrate through the opening 311 and the flow guide channel 310, and enter the water outlet pipeline 102, and when the axis of the sealing valve core 308 rotates to enable the axis of the flow guide channel 310 and the axis of the opening 311 to be in a vertical state, the ball valve 3 is in a completely closed state, and at the moment, the water flow cannot not pass through the ball valve 3.

Working principle:

during installation, one can firstly clamp one end of the connecting pipe 205 with holes into the second connecting port 206, then clamp the water inlet pipeline 101 and the water outlet pipeline 102 to the other end of the connecting pipe 205, at the moment, the fixing bolts penetrate through threaded holes on the second connecting flange 103 and the first connecting flange 104, then penetrate through threaded holes on both ends of the sliding groove 204 and the valve body 312, and the nuts are screwed on, so that the installation of the pressure pipeline 1, the pressure relief mechanism 2 and the ball valve 3 can be realized, during use, one can synchronously rotate the valve rod 302 and the sealing post 307 by rotating the hand wheel 303, can drive the sealing valve core 308 to rotate by rotating the sealing post 307, when the sealing valve core 308 rotates, and when the axes of the diversion channel 310 and the opening 311 are positioned on the same line, the ball valve 3 is in a completely opened state, and water can directly penetrate through the opening 311 and the diversion channel 310 to enter the water outlet pipeline 102, when the axis of the diversion channel 310 is in a vertical state with the axis of the opening 311 by rotating the sealing valve core 308, the ball valve 3 is in a completely closed state, and at this time, water cannot pass through the ball valve 3, when one wants to switch the ball valve 3 from the closed state to the open state, one can rotate the swivel 202 to rotate the swivel plate 207 by a certain angle through the swivel 202, so that the connecting pipe 205 can synchronously rotate, the fixing bolts on the connecting flange two 103 and the connecting flange one 104 can position the sliding groove 204 on the swivel plate 207, when one side of the sliding groove 204 is contacted with the fixing bolts to the other side, the through hole 203 on the connecting pipe 205 can seal or circulate the communicating conduit 201, the through hole 203 corresponds to the communicating conduit 201 through the swivel 202, so that water in the water inlet pipeline 101 can enter the water outlet pipeline 102 through the communicating conduit 201, realize the reposition of redundant personnel to rivers to can effectively reduce the degree of difficulty of opening of ball valve 3, after ball valve 3 opens, people can rotate swivel 202 again in opposite direction and rotate connecting pipe 205 certain angle, make intercommunication pipe 201 become closed state, through the reposition of redundant personnel to rivers before opening ball valve 3, can make rivers to the pressure greatly reduced of sealing valve core 308, make sealing valve core 308 open work more easily, can effectively reduce the frictional loss between valve core seat 306 and the sealing valve core 308, make ball valve 3's life can obtain effective extension.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Ball valve for pressure pipe, including ball valve (3), its characterized in that: the utility model provides a ball valve, valve body (312) are connected with pressure pipe (1) are screwed up at ball valve (3) both ends, all be provided with relief mechanism (2) between pressure pipe (1) and ball valve (3), ball valve (3) are including valve body (312), valve body (312) one end fixedly connected with end (305) that intakes, valve body (312) other end fixedly connected with exit end (309), valve body (312) top fixedly connected with footstock (301), footstock (301) top fixedly connected with valve gap (304), valve gap (304) top is provided with valve rod (302), valve rod (302) top fixedly connected with hand wheel (303), valve rod (302) bottom fixedly connected with sealing post (307), sealing post (307) all rotate to be connected with in valve body (312) well upper portion, sealing post (307) bottom fixedly connected with sealing valve core (308), sealing valve core (308) middle part are run through and are provided with water conservancy diversion passageway (310), sealing valve core (308) both sides all are provided with valve core seat (306).

2. A ball valve for a pressure pipe according to claim 1, wherein: the pressure release mechanism (2) comprises a communication conduit (201) and a connecting pipe (205), wherein the communication conduit (201) is fixedly connected to the lower bottom of the valve body (312), one end of the connecting pipe (205) is rotatably connected to the inside of a second connecting port (206), the second connecting port (206) is arranged in the middle of two ends of the valve body (312), one side, close to the connecting pipe (205), of the connecting pipe (205) is provided with evenly distributed through holes (203) in a penetrating mode, the through holes (203) are corresponding to the communication conduit (201), the communication conduit (201) is communicated with the inside of the valve body (312), a rotating plate (207) is fixedly connected to the periphery of the connecting pipe (205), and a rotating ring (202) is fixedly connected to the periphery of the rotating plate (207).

3. A ball valve for a pressure pipe according to claim 1, wherein: the pressure pipeline (1) comprises a water inlet pipeline (101) and a water outlet pipeline (102), the diameters of the water inlet pipeline (101) and the water outlet pipeline (102) are equal, one end of the water inlet pipeline (101) close to a valve body (312) is fixedly connected with a first connecting flange (104), one end of the water outlet pipeline (102) close to the valve body (312) is fixedly connected with a second connecting flange (103), the first connecting flange (104) is connected with a water inlet end (305) through a fixing bolt, the second connecting flange (103) is connected with an outlet end (309) through a fixing bolt, the fixing bolt penetrates through a sliding groove (204), and one end of the water inlet pipeline (101) and one end of the water outlet pipeline (102) close to the valve body (312) are provided with a first connecting port (105).

4. A ball valve for a pressure pipe according to claim 1, wherein: the valve core seat (306) is fixedly connected to two sides of the inner middle part of the valve body (312), and the middle part of the valve core seat (306) is provided with an opening (311).

5. A ball valve for a pressure pipe according to claim 2, wherein: the outer sides of the middle parts of the rotating plates (207) are respectively provided with a chute (204) which is uniformly distributed, and the rotating plates (207) are respectively arranged between the valve body (312) and the pressure pipeline (1).

6. A ball valve for a pressure pipe according to claim 3, wherein: the first connecting ports (105) are rotationally connected with connecting pipes (205), and the water inlet pipeline (101) and the water outlet pipeline (102) are communicated with the valve body (312) through the connecting pipes (205).