CN212564525U

CN212564525U - Three-way ball valve

Info

Publication number: CN212564525U
Application number: CN202020540589.5U
Authority: CN
Inventors: 李�浩
Original assignee: Chongqing Litesheng Valve Co ltd
Current assignee: Chongqing Litesheng Valve Co ltd
Priority date: 2020-04-05
Filing date: 2020-04-05
Publication date: 2021-02-19
Anticipated expiration: 2030-04-05

Abstract

The utility model discloses a three-way ball valve, which comprises a three-way ball valve, wherein the three-way ball valve comprises a four-hole flange structure, the three-way ball valve comprises a valve pipe, one end of the valve pipe is fixed with an eight-hole flange, and the other end of the valve pipe is fixed with a first four-hole flange, the four-hole flange structure comprises a second four-hole flange, the first four-hole flange and the second four-hole flange are fixed through bolts, the three-way ball valve comprises a valve ball pipe, the first four-hole flange and the second four-hole flange are arranged between the valve ball pipe and the valve pipe, the rotating structure is added on the flanges, the tightness of the interface is increased, the two flanges are matched and are equivalent to the first fixation, then reuse bolt is fixed four holes, reduces the use of bolt and can reach better sealed effect, reduces the ann and tear open the procedure, increases the sealing washer take-up unit, can adjust spheroidal elasticity under the circumstances of not dismantling.

Description

Three-way ball valve

Technical Field

The utility model belongs to the technical field of the ball valve, concretely relates to tee bend ball valve.

Background

The three-way ball valve has a T shape and an L shape. The T shape can make three orthogonal pipelines mutually communicated and cut off a third channel, thereby playing the roles of shunting and converging. The L-shaped three-way ball valve type can only connect two mutually orthogonal pipelines, cannot simultaneously keep the mutual communication of a third pipeline, and only plays a role in distribution. The three-way ball valve works on the principle that the valve is unblocked or blocked by the attachment of a rotary valve. The ball valve switch is light, small in size, reliable in sealing, simple in structure and convenient to maintain, can be made into a large-caliber ball valve, a sealing surface and a spherical surface are always in a closed state, and are not easily eroded by a medium, so that the ball valve switch is widely applied to various industries. The three-way ball valve is a novel ball valve type, and has certain advantages unique to the structure of the three-way ball valve, such as no friction on the switch, difficult abrasion on the seal and small opening and closing torque. This reduces the size of the actuator to be fitted. And a multi-rotation electric actuating mechanism is matched, so that the adjustment and the tight cutting of the medium can be realized. The device is widely applicable to working conditions of strict cutting requirements such as petroleum, chemical engineering, urban water supply and drainage and the like.

However, tee bend ball valve adopts eight holes or twelve holes flange to connect usually, when inspection or maintenance ball valve, will dismantle a plurality of screws, not only dismantle inconveniently, also can influence normal use, and simultaneously, the ball valve needs periodic maintenance or washing, needs to dismantle its entire structure, and the spheroid sealing washer may relax after using for a long time, perhaps installs the back tension, inconvenient rotation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tee bend ball valve 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: the utility model provides a three-way ball valve, includes the three-way ball valve, the three-way ball valve includes four hole flange structure and connecting rod, the three-way ball valve includes the valve pipe, the one end of valve pipe is fixed with eight hole flanges, and the other end of valve pipe is fixed with first four hole flanges, four hole flange structure includes the four hole flanges of second, first four hole flanges are fixed through bolt and the four hole flanges of second, the three-way ball valve includes the valve ball pipe, be provided with first four hole flanges and the four hole flanges of second between valve ball pipe and the valve pipe, the inside spheroid that is provided with of valve ball pipe, spheroidal upper end is provided with the valve rod, the other end of valve rod is provided with the handle, the connecting rod includes the elasticity control bolt, and the elasticity control bolt sets up the back at the three-way ball valve.

Preferably, the four-hole flange structure includes first four-hole flange lug and the spacing lug of first four-hole flange, first four-hole flange lug has three and the spacing lug of first four-hole flange to have one, and evenly distributed is in the pipeline outside, first four-hole flange recess has all been seted up at first four-hole flange lug and the spacing lug both ends of first four-hole flange, the one end bottom of the spacing lug of first four-hole flange is provided with the stopper, the pipeline mouth department of the four-hole flange of second is equipped with the pipeline lug, evenly distributed has the four-hole flange lug of second around the top outside of pipeline lug, the both ends of the four-hole flange lug of second are provided with the four-hole flange recess of second.

Preferably, the second sealing ring and the first sealing ring are arranged on the outer side of the ball body in a surrounding mode, the first sealing ring and the second sealing ring can be combined into a complete hollow ball, the periphery of the first sealing ring is provided with a control plate, the outer side of the control plate is provided with a tension bolt screw hole, and a tension control bolt penetrates through the center of the tension bolt screw hole.

Preferably, the depth of the groove hole of the first four-hole flange is consistent with the thickness of the pipeline bump, and the size of the groove of the first four-hole flange is matched with that of the second four-hole flange bump.

Preferably, the second four-hole flange convex block is aligned with and pressed against the first four-hole flange groove, clockwise rotation is carried out, the limiting block is used for limiting, and the screw holes in the first four-hole flange and the screw holes in the second four-hole flange are just overlapped after the first four-hole flange and the screw holes are rotationally fixed.

Preferably, the control panel, the outside and the pipeline inboard of first sealing washer and elasticity bolt screw all have certain space, and the elasticity control bolt of being convenient for drives the connecting rod and moves about.

Compared with the prior art, the beneficial effects of the utility model are that: increase revolution mechanic on the flange, increased the compactness of kneck, two flanges turn to coincide with, be equivalent to first fixed, then reuse bolt is fixed four holes, reduces the use of bolt and can reach better sealed effect, reduces ann and tear open the procedure, increases the sealing washer take-up unit, can adjust spheroidal elasticity under the condition of not dismantling.

Drawings

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

fig. 2 is a rear view structure diagram of the present invention;

fig. 3 is a schematic top view of a first four-hole flange according to the present invention;

fig. 4 is a schematic sectional view of a first four-hole flange according to the present invention;

fig. 5 is a schematic top view of a fourth hole flange according to the present invention;

fig. 6 is a side view of a second four-hole flange according to the present invention;

fig. 7 is a partial schematic view of the elastic structure of the sealing ring of the present invention;

fig. 8 is a schematic view of the tightness structure of the sealing ring of the present invention;

in the figure: 1. a three-way ball valve; 101. a valve tube; 102. a valve stem; 103. a handle; 104. an eight-hole flange; 105. a screw hole; 106. a pipeline; 107. a sphere; 108. a first seal ring; 109. a second seal ring; 110. a valve bulb; 2. a four-hole flange structure; 201. a first four-hole flange projection; 202. a first four-hole flange groove; 203. a first four-hole flange limit bump; 204. a limiting block; 205. a second four-hole flange groove; 206. a second four-hole flange projection; 207. a pipe projection; 208. a first four-hole flange; 209. a second four-hole flange; 3. a connecting rod; 301. a control panel; 302. a turnbuckle bolt hole; 303. and (5) loosening and tightening the control bolt.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides a three-way ball valve, including three-way ball valve 1, three-way ball valve 1 includes four hole flange structure 2 and connecting rod 3, three-way ball valve 1 includes valve pipe 101, the one end of valve pipe 101 is fixed with eight hole flange 104, and the other end of valve pipe 101 is fixed with first four hole flange 208, four hole flange structure 2 includes second four hole flange 209, first four hole flange 208 is fixed through bolt and second four hole flange 209, three-way ball valve 1 includes valve ball pipe 110, be provided with first four hole flange 208 and second four hole flange 209 between valve ball pipe 110 and the valve pipe 101, the inside spheroid 107 that is provided with of valve ball pipe 110, the upper end of spheroid 107 is provided with valve rod 102, the other end of valve rod 102 is provided with handle 103, connecting rod 3 includes that elasticity control bolt 303 and elasticity control bolt 303 set up the back at three-way ball valve.

In order to fix the two flanges after rotating, in this embodiment, preferably, the four-hole flange structure 2 includes a first four-hole flange protrusion 201 and a first four-hole flange limiting protrusion 203, the first four-hole flange protrusion 201 includes three and the first four-hole flange limiting protrusion 203 includes one, and is uniformly distributed outside the pipeline 106, first four-hole flange grooves 202 are both opened at two ends of the first four-hole flange protrusion 201 and the first four-hole flange limiting protrusion 203, a limiting block 204 is disposed at a bottom of one end of the first four-hole flange limiting protrusion 203, a pipeline protrusion 207 is disposed at a pipeline opening of the second four-hole flange 209, second four-hole flange protrusions 206 are uniformly distributed around an outside of a top end of the pipeline protrusion 207, and second four-hole flange grooves 205 are disposed at two ends of the second four-hole flange protrusion 206.

In order to adjust the tightness degree of the ball body and the sealing ring, in this embodiment, preferably, the second sealing ring 109 and the first sealing ring 108 are surrounded on the outer side of the ball body 107, the first sealing ring 108 and the second sealing ring 109 can be combined into a complete hollow ball, a control plate 301 is disposed on the periphery of the first sealing ring 108, a tightness bolt screw hole 302 is disposed on the outer side of the control plate 301, and a tightness control bolt 303 penetrates through the center of the tightness bolt screw hole 302.

In order to make the two flanges tightly fit, in this embodiment, it is preferable that the depth of the groove hole of the first four-hole flange 208 is the same as the thickness of the pipe protrusion 207, and the size of the first four-hole flange groove 202 matches with the size of the second four-hole flange protrusion 206.

In order to align the screw holes after the flanges are overlapped, in this embodiment, preferably, the second four-hole flange protrusion 206 is aligned with and pressed by the first four-hole flange groove 202, and rotates clockwise, the limit block 204 limits, and the screw holes 105 on the first four-hole flange 208 and the second four-hole flange 209 are exactly overlapped after the first four-hole flange protrusion and the second four-hole flange are rotationally fixed.

In order to adjust the tightness degree of the ball and the sealing ring, in this embodiment, it is preferable that the control plate 301, the first sealing ring 108 and the outer side of the tightening bolt screw hole 302 and the inner side of the pipe all have a certain gap, so that the tightening control bolt 303 drives the connecting rod 3 to move.

The utility model discloses a theory of operation and use flow: the utility model discloses after installing, at first inspect the utility model discloses an installation is fixed and safety protection, then just can use, during the use, after spheroid 107 is fixed with valve rod 102's one end, align second four hole flange lug 206 and first four hole flange recess 202, press down the back, clockwise rotates, when changeing motionlessly, screw 105 on first four hole flange 208 and the second four hole flange 209 coincide each other, fix first four hole flange 208 and second four hole flange 209 with the bolt, in the use, if handle 103 rotates the difficulty or too not hard up, can rotate elasticity control bolt 303 and adjust spheroid 107 and first sealing washer 108's elasticity degree.

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. The utility model provides a three-way ball valve, includes three-way ball valve (1), its characterized in that: the three-way ball valve (1) comprises a four-hole flange structure (2) and a connecting rod (3), the three-way ball valve (1) comprises a valve pipe (101), an eight-hole flange (104) is fixed at one end of the valve pipe (101), a first four-hole flange (208) is fixed at the other end of the valve pipe (101), the four-hole flange structure (2) comprises a second four-hole flange (209), the first four-hole flange (208) is fixed with the second four-hole flange (209) through bolts, the three-way ball valve (1) comprises a valve ball pipe (110), the first four-hole flange (208) and the second four-hole flange (209) are arranged between the valve ball pipe (110) and the valve pipe (101), a ball body (107) is arranged inside the valve ball pipe (110), a valve rod (102) is arranged at the upper end of the ball body (107), and a handle (103) is arranged at the other end of the valve rod (102), the connecting rod (3) comprises a tightness control bolt (303), and the tightness control bolt (303) is arranged at the back of the three-way ball valve.

2. The three-way ball valve of claim 1, wherein: four hole flange structure (2) are including first four hole flange lug (201) and the spacing lug of first four hole flange (203), first four hole flange lug (201) have three and the spacing lug of first four hole flange (203) have one, and evenly distributed is in pipeline (106) outside, first four hole flange recess (202) have all been seted up at first four hole flange lug (201) and the spacing lug of first four hole flange (203) both ends, the one end bottom of the spacing lug of first four hole flange (203) is provided with stopper (204), the pipeline mouth department of second four hole flange (209) is equipped with pipeline lug (207), the outside evenly distributed all around in top of pipeline lug (207) has second four hole flange lug (206), the both ends of second four hole flange lug (206) are provided with second four hole flange recess (205).

3. The three-way ball valve of claim 2, wherein: the outside of spheroid (107) is enclosed there are second sealing washer (109) and first sealing washer (108), a complete clean shot can be made up into in first sealing washer (108) and second sealing washer (109), the periphery of first sealing washer (108) is provided with control panel (301), the outside of control panel (301) is provided with elasticity bolt screw hole (302), the center of elasticity bolt screw hole (302) is run through there is elasticity control bolt (303).

4. The three-way ball valve according to claim 3, wherein: the depth of the groove hole of the first four-hole flange (208) is consistent with the thickness of the pipeline lug (207), and the size of the first four-hole flange groove (202) is matched with that of the second four-hole flange lug (206).

5. The three-way ball valve according to claim 4, wherein: the second four-hole flange convex block (206) is aligned with and pressed against the first four-hole flange groove (202) and rotates clockwise, the limiting block (204) limits the position, and the first four-hole flange (208) and the screw hole (105) on the second four-hole flange (209) are just coincided after the first four-hole flange and the second four-hole flange are rotationally fixed.

6. The three-way ball valve according to claim 5, wherein: the control panel (301), the outside and the pipeline inboard of first sealing washer (108) and elasticity bolt screw (302) all have certain space, and the elasticity control bolt (303) of being convenient for are driving connecting rod (3) and are moving about.