CN206130167U - Ball valve - Google Patents

Abstract

The utility model belongs to the technical field of valve device and a ball valve is disclosed, include valve cavity, junction valve pipe, diverter valve pipe, fixed linking lid, the water conservancy diversion mouth of pipe, spheroid, disk seat, sealing layer, valve rod, locating convex block, rotatory silk braid, handle, hold pad, valve gap and tightly hold a hole, the valve cavity both sides are equipped with the junction valve pipe, diverter valve pipe sets up in junction valve outside of tubes side, and the diverter valve pipe is through fixed lid and the junction valve union coupling of linking up, and the device reasonable in design is simple, and the spheroid adopts wear -resisting and anti -corrosion material, and increase of service life is favorable to the development of relevant industries.

Description

A kind of ball valve

Technical field

This utility model is related to a kind of ball valve, and in particular to a kind of ball valve, belongs to valve arrangement technical field.

Background technology

It is defined in ball valve：Opening and closing element is driven by valve rod, and the valve rotated around ball valve axis, also can be used to flow The regulation of body and control, it is adaptable to the medium of fibre-bearing, minute solid particles etc..Ball valve is also obtained with the progress of science and technology Quick development is arrived, production technology and product structure are updated, and its usage quantity also rises constantly.In China, Ball valve is widely used in the industries such as petroleum refining, long-distance pipeline, chemical industry, papermaking, pharmacy iron and steel, and weight is occupied in national economy Want status.

Because the usage quantity of present ball valve rises very fast, the development important role to relevant industries, so to ball The requirement of valve is also improved therewith.The spheroid inside ball valve currently on the market runs into special medium, easily by medium erosion, goes out Existing spheroid wear phenomenon, shortens the service life of ball valve, is unfavorable for Operation and maintenance.

Utility model content

The technical problems to be solved in the utility model overcomes existing defect, there is provided a kind of ball valve, can be carried on the back with effectively solving Problem in scape technology.

In order to solve above-mentioned technical problem, this utility model provides following technical scheme：

This utility model provides a kind of ball valve, including valve chamber, connection valve pipe, diaphragm valve pipe, fixed linking lid, mozzle Mouth, spheroid, valve seat, sealant, valve rod, locating convex block, rotation silk braid, handle, hold pad, valve gap and tightly hold a hole, the valve Cavity both sides are provided with connection valve pipe, and the diaphragm valve pipe is arranged on connection valve pipe outside, and the excessively fixed linking lid of diaphragm valve Gutron It is connected with connection valve pipe, the water conservancy diversion mouth of pipe is provided with inside the diaphragm valve pipe, spheroid is provided with inside the valve chamber, the spheroid is consolidated It is scheduled in valve seat, the valve chamber upside is provided with sealant, valve rod is provided with inside the sealant, and valve rod connects with spheroid Connect, the sealant outside is provided with locating convex block, the valve rod is connected by rotation silk braid with handle, and the handle end points is provided with Pad is held, the sealant upside is fixed with valve gap, and the diaphragm valve tube side wall is provided with and tightly hold a hole.

Used as a kind of optimal technical scheme of the present utility model, the fixed linking lid is arranged on diaphragm valve by screw shaft Pipe and connection valve pipe junction.

Used as a kind of optimal technical scheme of the present utility model, the spheroid is wear-resisting and etch-proof ceramic material.

Used as a kind of optimal technical scheme of the present utility model, the holding pad outside is provided with skid resistant course.

Used as a kind of optimal technical scheme of the present utility model, the water conservancy diversion mouth of pipe outer ledge is provided with leak-proof sealing pad.

The beneficial effect that this utility model is reached is：A kind of ball valve, is provided with valve chamber, connection valve pipe, diaphragm valve pipe, solid Fixed linking lid, the water conservancy diversion mouth of pipe, spheroid, valve seat, sealant, valve rod, locating convex block, rotation silk braid, handle, hold pad, valve gap and A hole is tightly held, when using the new regulation for carrying out liquid medium with control work, by hand-held handle and holding pad rotation Rotation silk braid, and the rotation with ovable valve stem, regulation is turned on and off spheroid, and with the upper and lower transfer of valve rod, spheroid also can be Transfers up and down in valve seat, occur to greatest extent with minimal space, medium flow field flow can be controlled, and be by valve gap Limit valve rod and adjust maximum height, locating convex block limits the regulation bottom line of valve rod, by tightly holding a hole mounting ball valve, the dress Put reasonable in design simple, spheroid adopts wear-resisting and etch-proof material, increases the service life, and is conducive to the development of relevant industries.

Description of the drawings

Accompanying drawing is used for providing further understanding to of the present utility model, and constitutes a part for description, with this practicality New embodiment is used to explain this utility model together, does not constitute to restriction of the present utility model.

In the accompanying drawings：

Fig. 1 is a kind of ball valve body cross-sectional view described in this utility model embodiment；

Fig. 2 is a kind of ball valve diaphragm valve pipe side structure schematic diagram described in this utility model embodiment.

Label in figure：1st, valve chamber；2nd, connection valve pipe；3rd, diaphragm valve pipe；4th, fixed linking lid；5th, the water conservancy diversion mouth of pipe；6th, ball Body；7th, valve seat；8th, sealant；9th, valve rod；10th, locating convex block；11st, silk braid is rotated；12nd, handle；13rd, pad is held；14th, valve gap； 15th, a hole is tightly held.

Specific embodiment

Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent Select embodiment to be merely to illustrate and explain this utility model, be not used to limit this utility model.

Embodiment：Refer to Fig. 1 and Fig. 2, a kind of ball valve of this utility model, including valve chamber 1, connection valve pipe 2, diaphragm valve Pipe 3, fixed linking lid 4, the water conservancy diversion mouth of pipe 5, spheroid 6, valve seat 7, sealant 8, valve rod 9, locating convex block 10, rotation silk braid 11, handss Handle 12, hold and pad 13, valve gap 14 and tightly hold a hole 15, the both sides of the valve chamber 1 are provided with connection valve pipe 2, and the diaphragm valve pipe 3 sets Put in the outside of connection valve pipe 2, and diaphragm valve pipe 3 is connected by fixed linking lid 4 with connection valve pipe 2, inside the diaphragm valve pipe 3 The water conservancy diversion mouth of pipe 5 is provided with, spheroid 6 is provided with inside the valve chamber 1, the spheroid 6 is fixed in valve seat 7, the upside of the valve chamber 1 Sealant 8 is installed, valve rod 9 is provided with inside the sealant 8, and valve rod 9 is connected with spheroid 6, the outside of the sealant 8 is provided with Locating convex block 10, the valve rod 9 is connected by rotation silk braid 11 with handle 12, and the end points of the handle 12 is provided with holding pad 13, institute State the upside of sealant 8 and be fixed with valve gap 14, the side wall of the diaphragm valve pipe 3 is provided with and tightly hold a hole 15.

The fixed linking lid 4 is arranged on diaphragm valve pipe 3 and the junction of connection valve pipe 2 by screw shaft, and so design is In order to strengthen the fixed linking firmness of lid 4, the spheroid 6 is wear-resisting and etch-proof ceramic material, extends making for ball valve With the life-span, skid resistant course is provided with the outside of the holding pad 13, so design is to play play anti-skidding effect in rotary handle 12, institute State the outer ledge of the water conservancy diversion mouth of pipe 5 and be provided with leak-proof sealing pad, prevent the water conservancy diversion mouth of pipe 5 to be connected with outside and leakage phenomenon occur, improve close Feng Xing.

It should be noted that this utility model is a kind of ball valve, using the new regulation for carrying out liquid medium and control During work processed, by hand-held handle 12 and hold the rotation rotation silk braid 11 of pad 13, and with the rotation of ovable valve stem 9, adjust open or Spheroid 6 is closed, with the upper and lower transfer of valve rod 9, spheroid 6 also can up and down be transferred in valve seat 7, be occurred to greatest extent and minimum The space of limit, medium flow field flow can be controlled, and be to limit valve rod 9 to adjust maximum height, locating convex block by valve gap 14 The 10 regulation bottom lines for limiting valve rod 9, by tightly holding the mounting ball valve of a hole 15.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art For, it still can modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Carry out equivalent.It is all it is of the present utility model spirit and principle within, any modification, equivalent substitution and improvements made etc., Should be included within protection domain of the present utility model.

Claims (5)

1. a kind of ball valve, including valve chamber (1), connection valve pipe (2), diaphragm valve pipe (3), fixed linking lid (4), the water conservancy diversion mouth of pipe (5), spheroid (6), valve seat (7), sealant (8), valve rod (9), locating convex block (10), rotation silk braid (11), handle (12), holding Pad (13), valve gap (14) and tightly hold a hole (15), it is characterised in that：Valve chamber (1) both sides are provided with connection valve pipe (2), institute State diaphragm valve pipe (3) and be arranged on connection valve pipe (2) outside, and diaphragm valve pipe (3) covers (4) and connection valve pipe by fixed linking (2) connect, the water conservancy diversion mouth of pipe (5) is provided with inside the diaphragm valve pipe (3), inside the valve chamber (1) spheroid (6) is provided with, it is described Spheroid (6) is fixed in valve seat (7), and valve chamber (1) upside is provided with sealant (8), is provided with inside the sealant (8) Valve rod (9), and valve rod (9) is connected with spheroid (6), sealant (8) outside is provided with locating convex block (10), the valve rod (9) It is connected with handle (12) by rotating silk braid (11), handle (12) end points is provided with holding pad (13), on the sealant (8) Side is fixed with valve gap (14), and diaphragm valve pipe (3) side wall is provided with and tightly hold a hole (15).

2. a kind of ball valve according to claim 1, it is characterised in that fixed linking lid (4) is installed by screw shaft In diaphragm valve pipe (3) and connection valve pipe (2) junction.

3. a kind of ball valve according to claim 1, it is characterised in that the spheroid (6) is wear-resisting and etch-proof ceramics Material.

4. a kind of ball valve according to claim 1, it is characterised in that holding pad (13) outside is provided with skid resistant course.

5. a kind of ball valve according to claim 1, it is characterised in that the water conservancy diversion mouth of pipe (5) outer ledge is provided with leakproof Sealing gasket.