CN214197407U

CN214197407U - Integral double-blocking double-row ball discharging valve

Info

Publication number: CN214197407U
Application number: CN202023049465.6U
Authority: CN
Inventors: 许秀舫; 郑景辉; 唐家伟; 李淑杰
Original assignee: Tieling Large Valve Group Co ltd
Current assignee: Tieling Large Valve Group Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-14
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to the technical field of valves and discloses an integral double-blocking double-discharge ball valve, which comprises a main body, the main body is internally provided with a water seepage prevention device which comprises a telescopic rod, two ends of the telescopic rod are fixedly connected with ball plugs, the outer side of one end of the telescopic rod close to the ball plug is provided with a spring device, one end of the spring device far away from the ball plug is movably provided with a movable sheet, the center of the movable sheet is provided with a hole, the threaded rod arranged at the lower end of the rotary head is driven to rotate by rotating the rotary head, the internal thread sleeve is driven to move downwards, when the internal thread sleeve moves downwards, the lower ends of the movable connecting rods movably arranged at the two ends of the ball plug extend towards the two sides simultaneously, the spring device is compressed in the extending process, the spring device pushes the ball plug to move in a water passage, and the water cavity is disconnected and communicated with the water passage, so that the situation that water seepage still exists when the control valve is closed is prevented.

Description

Integral double-blocking double-row ball discharging valve

Technical Field

The utility model relates to the technical field of valves, specifically be an integral two blocks up two ball valves that discharge.

Background

The valve is produced along with the production of the fluid pipeline, in the valve technology, the integral double-blocking double-discharging ball valve is widely applied to hydraulic system pipelines in various industries such as electric power, petrochemical industry, metallurgy, ocean, natural gas, pharmacy and the like, the ball body of the ball valve is floating, under the action of medium pressure, the ball body can generate certain displacement and is tightly pressed on a sealing surface of an outlet end to ensure the outlet end to be sealed, in the using process of some existing double-blocking double-discharging ball valves, the water seepage condition still occurs after the valve is closed due to long-term use of the ball valve and the corrosivity of internal circulating liquid, and the blocking effect in the using process is not particularly good, so that the waste of assembly resources is avoided, and unnecessary loss is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integral two ball valve that discharge that block up to solve the problem that proposes among the above-mentioned background art

In order to achieve the above object, the utility model provides a following technical scheme: an integral double-blocking double-discharge ball valve comprises a main body, wherein a water seepage prevention device is arranged inside the main body and comprises a telescopic rod, ball plugs are fixedly connected to two ends of the telescopic rod, a spring device is arranged on the outer side of one end, close to the ball plugs, of the telescopic rod, a movable sheet is movably mounted at one end, far away from the ball plugs, of the spring device, a hole is formed in the center of the movable sheet, the telescopic rod penetrates through a center hole of the movable sheet, a first fixing piece is fixedly mounted at the upper end of the movable sheet, a movable connecting rod is movably mounted inside the first fixing piece, the upper end of the movable connecting rod is movably mounted inside a second fixing piece, the second fixing piece is fixedly mounted on two sides of an internal thread external member, the internal thread external member is movably mounted in a limiting groove formed in the main body, and a threaded rod is movably mounted inside the internal thread external member, the upper end fixed mounting of threaded rod has the rotating head.

Preferably, the upper side movable mounting of main part has the control valve, the control valve includes the valve nut, the downside fixed mounting of valve nut has the moving part, the inside movable mounting of the downside main part of valve nut has the moving part, the moving part movable mounting is in the inside spacing groove of seting up of main part, the inside movable mounting of moving part has the rotating member, the lower extreme fixed mounting of moving part has the baffle.

Preferably, the upside movable mounting of main part has the valve switch, the valve switch passes through fixation nut movable mounting at the upside of main part, the front side of main part is opened and is equipped with the mounting groove, and some auxiliary assembly are connected to user's accessible mounting groove.

Preferably, the both ends fixed mounting of main part has fixed interface, one side of fixed interface is provided with embedded plug-in components, the inside fixed mounting of embedded plug-in components has the sealing washer, the installation screw has evenly been seted up to fixed interface's inside, because fixed interface is the rigid material with the access mouth generally, and the sealing washer is then the softer material of texture can be better improvement leakproofness.

Preferably, a water passage is formed in the main body, a water cavity is formed in the lower side of the inside of the main body, the water passage is communicated with the water cavity, and a water outlet is formed in the lower side of the water cavity to separate the water passage from the water cavity, so that the internal circulating liquid can be blocked more quickly.

Preferably, the main part passes through connecting piece fixed connection with fixed interface, the lower extreme of valve switch is provided with the gag lever post, the both ends of main part evenly are provided with fixing bolt, and the effect of locating part can prevent that the user from rotating the rotating member when using excessively to lead to the damage of valve.

Compared with the prior art, the utility model provides an integral two ball valve that discharge that block up possesses following beneficial effect:

this integral two ball valves that discharge that block up, the threaded rod that drives its lower extreme installation through rotatory rotating head rotates, because the threaded rod is in the internal thread external member including the embedding, and internal thread external member movable mounting is in the inside spacing groove of seting up of main part, so when the threaded rod rotates, can drive the motion of internal thread external member downside, when the motion of internal thread external member downside, the lower extreme of its both ends movable mounting's movable connecting rod extends to both sides simultaneously, the in-process compression spring device that extends, spring device promotes the ball stopper and thinks the water course motion, with water cavity and water course disconnection intercommunication, thereby reached and prevented still having the condition of infiltration when control flap closes.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. fixing the interface; 101. a connecting member; 102. mounting a screw hole; 103. a seal ring; 104. an embedded plug-in; 2. a main body; 201. opening and closing a valve; 202; fixing a nut; 203. Mounting grooves; 204. a water passage; 205. a water chamber; 206. a water outlet; 207. fixing the bolt; 3. an anti-seepage device; 301. a telescopic rod; 302. a spring device; 303. a ball plug; 304. a first fixing member; 305. a movable connecting rod; 306. a threaded rod; 307. a second fixing member; 308. rotating the head; 309. an internal thread sleeve; 310. a movable plate; 4. a control valve; 401. a valve nut; 402. a movable member; 403. a rotating member; 404. a limiting rod; 405. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an integral double-blocking double-discharge ball valve includes a main body 2, a control valve 4 is movably installed on the upper side of the main body 2, the control valve 4 includes a valve nut 401, a movable member 402 is fixedly installed on the lower side of the valve nut 401, the movable member 402 is movably installed inside the main body 2 on the lower side of the valve nut 401, the movable member 402 is movably installed in a limiting groove formed inside the main body 2, fixed interfaces 1 are fixedly installed at both ends of the main body 2, an embedded plug-in 104 is arranged on one side of the fixed interface 1, a sealing ring 103 is fixedly installed inside the embedded plug-in 104, mounting screw holes 102 are uniformly formed inside the fixed interface 1, since the fixed interface 1 and the inlet are generally made of rigid materials, the sealing ring 103 is made of softer materials, so that the sealing performance can be better improved, a rotating member 403 is movably installed inside the movable member 402, the lower extreme fixed mounting of moving part 402 has baffle 405, and the inside of main part 2 is provided with prevention of seepage water installation 3, and prevention of seepage water installation 3 includes telescopic link 301, the both ends fixedly connected with ball stopper 303 of telescopic link 301, and the one end outside that telescopic link 301 is close to ball stopper 303 is provided with spring assembly 302, and spring assembly 302 keeps away from the one end movable mounting of ball stopper 303 has movable plate 310, and movable plate 310 center department sets up porosely, and telescopic link 301 passes the centre bore of movable plate 310.

The upper end of the movable piece 310 is fixedly provided with a first fixing piece 304, the inside of the first fixing piece 304 is movably provided with a movable connecting rod 305, the upper end of the movable connecting rod 305 is movably arranged inside a second fixing piece 307, the second fixing piece 307 is fixedly arranged on two sides of an internal thread suite 309, the internal thread suite 309 is movably arranged in a limiting groove arranged inside the main body 2, the inside of the internal thread suite 309 is movably provided with a threaded rod 306, the upper end of the threaded rod 306 is fixedly provided with a rotating head 308, the upper side of the main body 2 is movably provided with a valve switch 201, the valve switch 201 is movably arranged on the upper side of the main body 2 through a fixing nut 202, the front side of the main body 2 is provided with an installation groove 203, a user can be connected with some auxiliary equipment through the installation groove 203, the inside of the main body 2 is provided with a water channel 204, the inside of the main body 2 is provided with a water cavity 205, and the water channel 204 is communicated with the water cavity 205, the downside of water cavity 205 is provided with delivery port 206, will lead to water channel 204 and water cavity 205 separately, can block inside circulation liquid more fast, main part 2 passes through connecting piece 101 fixed connection with fixed interface 1, the lower extreme of valve switch 201 is provided with gag lever post 404, the both ends of main part 2 evenly are provided with fixing bolt 207, the effect of locating part can prevent that the user from when using, excessively rotating member 403 is rotatory to lead to the damage of valve.

The working principle is as follows: when the ball valve is used, a user needs to connect the ball valve to a water pipe through the fixed interface 1, the ball valve is inserted into the water pipe by using the embedded plug-in 104, two sides of the ball valve are fixed through the mounting screw holes 102, and then water can be supplied for use, in the using process, water in the water pipe flows through the water passage 204 in the main body 2, the user can control the water supply and the water cut-off of the ball valve by rotating the valve switch 201, when the valve switch 201 is rotated, the valve switch 201 drives the valve nut 401 movably mounted at the lower end of the valve nut to rotate, the valve nut 401 drives the rotating member 403 at the lower side to rotate, in the rotating process of the rotating member 403, the moving member 402 movably mounted at the outer side of the rotating member is driven to move downwards, the baffle plate 405 is pushed to be close to the ball plug 303, and simultaneously, the ball plug 303 is driven to move downwards to block the water inlet of the water cavity 205, and when the ball valve is used for a long time, water seepage occurs, the user accessible rotary head 308 drives the threaded rod 306 of its lower extreme installation and rotates, because threaded rod 306 is in the internal thread external member 309 of embedding, and internal thread external member 309 movable mounting is in the inside spacing groove of seting up of main part 2, so when threaded rod 306 rotated, can drive internal thread external member 309 to the lateral motion, when internal thread external member 309 to the lateral motion, the lower extreme of its both ends movable mounting's movable connecting rod 305 extends to both sides simultaneously, the in-process compression spring device 302 that extends, spring device 302 promotes ball stopper 303 and moves to water passage 204, with water cavity 205 and water passage 204 disconnection intercommunication, thereby reached and prevented still having the condition of infiltration when control flap closes.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. An integral double-clogging double-discharge ball valve, comprising a main body (2), characterized in that: the anti-seepage device (3) is arranged inside the main body (2), the anti-seepage device (3) comprises a telescopic rod (301), ball plugs (303) are fixedly connected to two ends of the telescopic rod (301), a spring device (302) is arranged on the outer side of one end, close to the ball plugs (303), of the telescopic rod (301), a movable sheet (310) is movably mounted at one end, far away from the ball plugs (303), of the spring device (302), a hole is formed in the center of the movable sheet (310), the telescopic rod (301) penetrates through a center hole of the movable sheet (310), a first fixing piece (304) is fixedly mounted at the upper end of the movable sheet (310), a movable connecting rod (305) is movably mounted inside the first fixing piece (304), the upper end of the movable connecting rod (305) is movably mounted inside a second fixing piece (307), and the second fixing piece (307) is fixedly mounted on two sides of an external member (309), the internal thread external member (309) is movably installed in a limiting groove formed in the main body (2), a threaded rod (306) is movably installed in the internal thread external member (309), and a rotating head (308) is fixedly installed at the upper end of the threaded rod (306).

2. A unitary dual block dual discharge ball valve according to claim 1 wherein: the utility model discloses a pneumatic control valve, including main part (2), upside movable mounting of main part (2) has control valve (4), control valve (4) include valve nut (401), the downside fixed mounting of valve nut (401) has moving part (402), the inside movable mounting of downside main part (2) of valve nut (401) has moving part (402), moving part (402) movable mounting is in the inside spacing groove of seting up of main part (2), the inside movable mounting of moving part (402) has rotating member (403), the lower extreme fixed mounting of moving part (402) has baffle (405).

3. A unitary dual block dual discharge ball valve according to claim 1 wherein: the upside movable mounting of main part (2) has valve switch (201), valve switch (201) pass through fixation nut (202) movable mounting in the upside of main part (2), the front side of main part (2) is opened and is equipped with mounting groove (203).

4. A unitary dual block dual discharge ball valve according to claim 1 wherein: the fixing device is characterized in that fixed interfaces (1) are fixedly mounted at two ends of the main body (2), an embedded plug-in (104) is arranged on one side of each fixed interface (1), a sealing ring (103) is fixedly mounted inside the embedded plug-in (104), and installation screw holes (102) are uniformly formed in the fixed interfaces (1).

5. A unitary dual block dual discharge ball valve according to claim 1 wherein: the water-through channel (204) is arranged in the main body (2), the water cavity (205) is arranged on the lower side of the inside of the main body (2), the water-through channel (204) is communicated with the water cavity (205), and the water outlet (206) is arranged on the lower side of the water cavity (205).

6. A unitary dual block dual discharge ball valve according to claim 3 wherein: the main part (2) passes through connecting piece (101) fixed connection with fixed interface (1), the lower extreme of valve switch (201) is provided with gag lever post (404), the both ends of main part (2) evenly are provided with fixing bolt (207).