CN210949974U

CN210949974U - Durable ball valve

Info

Publication number: CN210949974U
Application number: CN201921264430.9U
Authority: CN
Inventors: 甘文杰
Original assignee: SICHUAN KAITZ VALVE Manufacturing CO LTD
Current assignee: SICHUAN KAITZ VALVE Manufacturing CO LTD
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-07
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a durable ball valve, including inside first ring flange, inlet tube, valve body, valve rod, ball valve, outlet pipe and the second ring flange of ball valve body and ball valve body, the welding of the inside left side of ball valve body has first seal structure, the welding of the inside right side of ball valve body has second seal structure, the welding of the top of ball valve has first rotary rod. The utility model discloses a ball valve body, first ring flange, the inlet tube, the valve body, the valve rod, the ball valve, the outlet pipe, the second ring flange, first seal structure, second seal structure, first rotary rod, first bearing, the setting of second rotary rod and second bearing, it is good to make the ball valve have the leakproofness, low wearing and tearing and non-maintaining advantage have reduced staff's intensity of labour, and prolonged the life of ball valve, it is relatively poor to have solved current ball valve leakproofness simultaneously, the higher and problem that needs the maintenance of wearing and tearing.

Description

Durable ball valve

Technical Field

The utility model relates to a ball valve technical field specifically is a durable ball valve.

Background

A ball valve is defined as: the valve with the opening and closing part (ball body) driven by the valve rod and rotating around the axis of the ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard-sealing V-shaped ball valve and a metal valve seat of surfacing hard alloy have strong shearing force, and the multi-way ball valve is particularly suitable for media containing fibers, tiny solid particles and the like, can flexibly control the confluence, diversion and flow direction switching of the media on a pipeline, and can close any channel to connect the other two channels.

With the rapid development of the ball valve and the continuous improvement of the production process and the product structure, the ball valve is rapidly developed into a main valve in a short 40-year time, the use of the ball valve is continuously increased year by year in countries with developed western industries, the ball valve is usually required to be maintained after being used for a period of time, otherwise, the sealing effect inside the ball valve is reduced, and the surface of the ball valve is abraded due to frequent use to influence the opening and closing of the ball valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable ball valve, it is good to possess the leakproofness, and low wearing and tearing and non-maintaining's advantage have solved current ball valve leakproofness relatively poor, wear and tear higher and need the problem of maintaining.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a durable ball valve, includes inside first ring flange, inlet tube, valve body, valve rod, valve ball, outlet pipe and the second ring flange of ball valve body and ball valve body, the welding of the inside left side of ball valve body has first seal structure, the welding of the inside right side of ball valve body has second seal structure, the welding of the top of valve ball has first rotary rod, the top of first rotary rod and the bottom welding of valve rod, the surface cover of first rotary rod is equipped with first bearing, the both sides of first bearing all with the inside bolt of ball valve body, the welding of the bottom of valve ball has the second rotary rod, the bottom cover on second rotary rod surface is equipped with the second bearing, the bottom of second bearing and the inside bolt of ball valve body.

Preferably, the first sealing structure comprises a first large sealing ring, the first large sealing ring is welded inside the ball valve body, a first large sealing gasket is fixedly connected to the right side of the first large sealing ring, a first small sealing ring is welded inside the first large sealing ring, and a first small sealing gasket is fixedly connected to the right side of the first small sealing ring.

Preferably, the second sealing structure comprises a second sealing large ring, the second sealing large ring is welded inside the ball valve body, a second sealing large gasket is fixedly connected to the right side of the second sealing large ring, a second sealing small ring is welded inside the second sealing large ring, and a second sealing small gasket is fixedly connected to the right side of the second sealing small ring.

Preferably, the right side of the first large sealing ring and the right side of the first small sealing ring are both in contact with the surface of the valve ball.

Preferably, the right side of the second large sealing ring and the right side of the second small sealing ring are both in contact with the surface of the valve ball.

Preferably, the diameters of the first small sealing gasket and the second small sealing gasket are larger than the diameter of the through hole in the valve ball.

Preferably, the top of ball valve body is equipped with the handle, the bottom of handle and the top joint of valve rod, the surface of handle is equipped with the slipmat.

Preferably, the first rotating rod and the second rotating rod are positioned on the same vertical line, and the length of the first rotating rod is greater than that of the second rotating rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a ball valve body, first ring flange, the inlet tube, the valve body, the valve rod, the valve ball, the outlet pipe, the second ring flange, first seal structure, second seal structure, first rotary rod, first bearing, the setting of second rotary rod and second bearing, it is good to make the ball valve have the leakproofness, low wearing and tearing and non-maintaining advantage, staff's intensity of labour has been reduced, and the life of ball valve has been prolonged, it is relatively poor to have solved current ball valve leakproofness simultaneously, the higher and problem that needs the maintenance of wearing and tearing.

2. The utility model discloses a first sealed big circle, first sealed big packing ring, the cooperation of first sealed little circle and first sealed little packing ring is used, can carry out double sealing to the import department of ball valve body, strengthen its leakproofness, seal big circle through the second, the sealed big packing ring of second, the cooperation of the sealed little packing ring of second and the sealed little packing ring of second is used, can carry out double sealing to the exit of ball valve body, strengthen its leakproofness, use through the cooperation of handle and slipmat, make things convenient for the many balls of staff valve to rotate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1;

fig. 4 is a schematic view of the structure of the present invention.

In the figure: 1. a ball valve body; 2. a first flange plate; 3. a water inlet pipe; 4. a valve body; 5. a valve stem; 6. a valve ball; 7. a water outlet pipe; 8. a second flange plate; 9. a first seal structure; 91. a first large sealing ring; 92. a first large sealing gasket; 93. a first small sealing ring; 94. a first small sealing gasket; 10. a second seal structure; 101. a second large sealing ring; 102. a second large sealing gasket; 103. a second small sealing ring; 104. a second small sealing gasket; 11. a first rotating rod; 12. a first bearing; 13. a second rotating rod; 14. a second bearing; 15. a handle; 16. a non-slip mat.

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. 1-4, a durable ball valve comprises a ball valve body 1, a first flange 2, a water inlet pipe 3, a valve body 4, a valve rod 5, a valve ball 6, a water outlet pipe 7 and a second flange 8, wherein the first flange 2, the water inlet pipe 3, the valve body 4, the valve rod 5, the valve ball 6, the water outlet pipe 7 and the second flange 8 are arranged in the ball valve body 1, a first sealing structure 9 is welded on the left side in the ball valve body 1, a second sealing structure 10 is welded on the right side in the ball valve body 1, a first rotating rod 11 is welded on the top of the valve ball 6, the top of the first rotating rod 11 is welded on the bottom of the valve rod 5, a first bearing 12 is sleeved on the surface of the first rotating rod 11, both sides of the first bearing 12 are bolted to the inside of the ball valve body 1, a second rotating rod 13 is welded on the bottom of the valve ball 6, the first large sealing ring 91 is welded inside the ball valve body 1, the right side of the first large sealing ring 91 is fixedly connected with a first large sealing gasket 92, the first small sealing ring 93 is welded inside the first large sealing ring 91, the right side of the first small sealing ring 93 is fixedly connected with a first small sealing gasket 94, the second sealing structure 10 comprises a second large sealing ring 101, the second large sealing ring 101 is welded inside the ball valve body 1, the right side of the second large sealing ring 101 is fixedly connected with a second large sealing gasket 102, the second large sealing ring 101 is welded inside the second large sealing ring 103, the right side of the second small sealing ring 103 is fixedly connected with a second small sealing gasket 104, the right side of the first large sealing ring 91 and the right side of the first small sealing ring 93 are both contacted with the surface of the valve ball 6, the right side of the second large sealing ring 101 and the right side of the second small sealing ring 103 are both contacted with the surface of the valve ball 6, the diameters of the first small sealing gasket 94 and the second small sealing gasket 104 are both larger than the diameter of a through hole inside the valve ball 6, the top of the ball valve body 1 is provided with a handle 15, the bottom of the handle 15 is clamped with the top of the valve rod 5, the surface of the handle 15 is provided with a non-slip mat 16, the first rotating rod 11 and the second rotating rod 13 are positioned at the same vertical line, the length of the first rotating rod 11 is larger than that of the second rotating rod 13, the inlet of the ball valve body 1 can be sealed in a double way through the matching use of the first large sealing ring 91, the first large sealing gasket 92, the first small sealing ring 93 and the first small sealing gasket 94, the sealing performance of the inlet of the ball valve body 1 is enhanced, the outlet of the ball valve body 1 can be sealed in a double way through the matching use of the second large sealing ring 101, the second large sealing gasket 102, the second small sealing ring 103 and the second small sealing gasket 104, the sealing performance of the outlet of the ball valve body 1 is enhanced, make things convenient for staff's multiple valve ball 6 to rotate, through ball valve body 1, first ring flange 2, inlet tube 3, valve body 4, valve rod 5, valve ball 6, outlet pipe 7, second ring flange 8, first seal structure 9, second seal structure 10, first rotary rod 11, first bearing 12, the setting of second rotary rod 13 and second bearing 14, it is good to make the ball valve have the leakproofness, low wearing and tearing and non-maintaining's advantage, staff's intensity of labour has been reduced, and the life of ball valve has been prolonged, it is relatively poor to have solved current ball valve leakproofness simultaneously, the higher and need the problem of maintaining of wearing and tearing.

During the use, when needs are opened ball valve body 1, rotatory handle 15, handle 15's rotation drives valve rod 5 and rotates, valve rod 5's rotation drives first rotary rod 11 and rotates, first rotary rod 11 rotates in the inside of first bearing 12 afterwards, valve ball 6 is at first sealed big packing ring 92 afterwards, the sealed big packing ring 102 of second, the inside of the sealed little packing ring 94 of first sealed and the sealed little packing ring 104 of second rotates, valve ball 6's rotation drives second rotary rod 13 and rotates in the inside of second bearing 14, fluid flows into valve body 4 through inlet tube 3 afterwards, and flow out through the inside through-hole of valve ball 6.

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 durable ball valve, includes ball valve body (1) and inside first ring flange (2), inlet tube (3), valve body (4), valve rod (5), valve ball (6), outlet pipe (7) and second ring flange (8) of ball valve body (1), its characterized in that: the welding of the inside left side of ball valve body (1) has first seal structure (9), the welding of the inside right side of ball valve body (1) has second seal structure (10), the welding of the top of valve ball (6) has first rotary rod (11), the bottom welding of the top of first rotary rod (11) and valve rod (5), the surface cover of first rotary rod (11) is equipped with first bearing (12), the both sides of first bearing (12) all with the inside bolt of ball valve body (1), the welding of the bottom of valve ball (6) has second rotary rod (13), the bottom cover on second rotary rod (13) surface is equipped with second bearing (14), the bottom of second bearing (14) and the inside bolt of ball valve body (1).

2. A durable ball valve as claimed in claim 1, wherein: first seal structure (9) include first sealed big circle (91), first sealed big circle (91) weld in the inside of ball valve body (1), the first sealed big packing ring (92) of right side fixedly connected with of first sealed big circle (91), the inside weld of first sealed big circle (91) has first sealed little circle (93), the first sealed little packing ring (94) of right side fixedly connected with of first sealed little circle (93).

3. A durable ball valve as claimed in claim 1, wherein: the second sealing structure (10) comprises a second sealing large ring (101), the second sealing large ring (101) is welded inside the ball valve body (1), a second sealing large gasket (102) is fixedly connected to the right side of the second sealing large ring (101), a second sealing small ring (103) is welded inside the second sealing large ring (101), and a second sealing small gasket (104) is fixedly connected to the right side of the second sealing small ring (103).

4. A durable ball valve as claimed in claim 2, wherein: the right side of the first large sealing ring (91) and the right side of the first small sealing ring (93) are both in contact with the surface of the valve ball (6).

5. A durable ball valve as claimed in claim 3, wherein: the right side of the second large sealing ring (101) and the right side of the second small sealing ring (103) are both in contact with the surface of the valve ball (6).

6. A durable ball valve as claimed in claim 2, wherein: the diameters of the first small sealing gasket (94) and the second small sealing gasket (104) are larger than the diameter of a through hole in the valve ball (6).

7. A durable ball valve as claimed in claim 1, wherein: the ball valve is characterized in that a handle (15) is arranged at the top of the ball valve body (1), the bottom of the handle (15) is connected with the top of the valve rod (5) in a clamping mode, and an anti-slip pad (16) is arranged on the surface of the handle (15).

8. A durable ball valve as claimed in claim 1, wherein: the first rotating rod (11) and the second rotating rod (13) are positioned on the same vertical line, and the length of the first rotating rod (11) is larger than that of the second rotating rod (13).