CN211779118U

CN211779118U - Wheel wedge type wear-resisting half ball valve

Info

Publication number: CN211779118U
Application number: CN202020330637.8U
Authority: CN
Inventors: 曾祥华
Original assignee: Yancheng Yaohao Valve Industry Technology Co ltd
Current assignee: Yancheng Yaohao Valve Industry Technology Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-10-27
Anticipated expiration: 2030-03-17

Abstract

The utility model belongs to the technical field of valves, in particular to a wheel wedge type wear-resistant half ball valve, which comprises a valve body, wherein a valve seat and a hemisphere arranged inside the valve seat are embedded in the valve body, an operating rod is arranged on the upper part of the valve body and fixedly connected with the hemisphere through a valve rod, a water inlet end is arranged at one end of the valve body, a water outlet end is arranged at the other end of the valve body, and sealing rings fixedly connected with the valve seat are arranged at the two sides of the water inlet end; the utility model discloses a mode of steel ball cooperation spring beam and jack both made things convenient for the rotation between valve rod and the disk seat, can be again to the valve rod after the rotation and disk seat location, the sealing washer of setting increases the leakproofness of hemisphere valve, and reduces the friction of semisphere, and the flange of its outer wall of inner arc groove cooperation that sets up at the semisphere inner wall can guarantee the clearance of semisphere inner wall, and alleviates outside liquid impact force to semisphere again.

Description

Wheel wedge type wear-resisting half ball valve

Technical Field

The utility model relates to the technical field of valves, especially, relate to a wear-resisting hemisphere valve of wheel wedge type.

Background

The semi-ball valve is a new type valve developed for solving the technical problem of conveying two-phase mixed flow media such as solution, ore pulp and the like. The successful research and development of the half ball valve provides a reliable control valve for the predicament that the solution process flow in the industrial departments of chemical industry, petroleum, gas, metallurgy, electronics and the like is easy to precipitate, scale and separate out to influence the flow, and provides a novel excellent product for improving the industrial management equipment level in China.

The existing hemispherical valve is lack of good sealing performance in the operation process, so that the phenomenon of liquid leakage exists in the use process of the existing hemispherical valve, liquid can impact a hemisphere inside the hemispherical valve when entering the hemispherical valve, long-time impact can damage the surface of the hemisphere, the service life of the hemispherical valve is influenced, impurities contained in the liquid are easily gathered inside the hemisphere, the blockage inside the hemispherical valve is caused, and the normal work of the hemispherical valve is influenced.

In order to solve the problems, the application provides a wheel wedge type wear-resisting half ball valve.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a wear-resisting hemisphere valve of wheel wedge type both makes things convenient for the rotation between valve rod and the disk seat, can increase the firm of its use to valve rod and disk seat location after the rotation again, and the hemisphere valve only needs to rotate 90 degrees and can realize opening or being closed entirely of hemisphere valve, and the flexible operation is convenient, reduces the friction of semi-spheroid, increases the life of hemisphere.

(II) technical scheme

In order to solve the problem, the utility model provides a wear-resisting hemisphere valve of wheel wedge type, including the valve body, the valve body is inside to be inlayed and to be equipped with the disk seat and set up the hemisphere inside at the disk seat, valve body upper portion is provided with the action bars, the action bars passes through valve rod and hemisphere fixed connection, the end of intaking has been seted up to valve body one end, the valve body other end has been seted up out the water end, intake end both sides survey be equipped with disk seat fixed connection's sealing washer.

Furthermore, an inner arc groove is formed in the inner wall of the hemisphere.

Furthermore, the position of the outer wall of the hemisphere corresponding to the water inlet end is connected with a convex plate.

Furthermore, an annular groove is formed in the position, corresponding to the valve rod, of the valve seat, and a plurality of steel balls are embedded in the annular groove.

Further, an arc-shaped groove is further formed in the inner wall of the valve seat, an insertion hole is formed in the port of the arc-shaped groove, and the outer wall of the valve rod is fixedly connected with a spring rod which slides along the arc-shaped groove and is inserted into the insertion hole.

Further, the sealing washer is inside to contain the gusset plate, be located the close cushion of gusset plate one side, and set up the foam-rubber cushion between gusset plate and close cushion.

Furthermore, rubber baffles are fixedly connected to two ends of the inner wall of the sealing ring.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model adopts the way that the steel balls are matched with the spring rods and the jacks, thereby not only facilitating the rotation between the valve rod and the valve seat, but also positioning the rotated valve rod and the valve seat, increasing the firmness of the use process, realizing the full opening or closing of the half ball valve only by rotating the half ball valve by 90 degrees, and having flexible and convenient operation;

2. the sealing ring arranged in the utility model increases the sealing performance of the hemisphere valve, reduces the friction to the hemisphere and prolongs the service life of the hemisphere;

3. the utility model discloses the flange of its outer wall of inner arc groove cooperation that sets up at the hemispheroid inner wall can guarantee the clearance to the hemispheroid inner wall, and alleviates outside liquid impact force to the hemispheroid again, increases its life.

Drawings

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

FIG. 2 is a schematic view of the inner structure of the hemisphere of the present invention;

FIG. 3 is a schematic view of the expanded structure of the hemisphere of the present invention;

FIG. 4 is a schematic view of the connection structure of the valve seat and the valve rod of the present invention;

fig. 5 is a schematic view of an expanded structure of the middle seal ring of the present invention.

Reference numerals:

1. a valve body; 2. a valve seat; 3. a water inlet end; 4. a water outlet end; 5. a hemisphere; 6. a valve stem; 7. a seal ring; 8. an operating lever; 9. an inner arc groove; 10. a convex plate; 11. an annular groove; 12. steel balls; 13. a jack; 14. an arc-shaped slot; 15. a spring lever; 16. a reinforcing plate; 17. a rubber baffle; 18. a sponge cushion; 19. and (5) a dense rubber pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the utility model provides a wear-resisting hemisphere valve of wheel wedge type, including valve body 1, 1 inside hemispheroid 5 that is equipped with disk seat 2 and sets up in disk seat 2 that inlays of valve body, 1 upper portion of valve body is provided with action bars 8, action bars 8 passes through valve rod 6 and hemispheroid 5 fixed connection, end 3 has been seted up into to 1 one end of valve body, water end 4 has been seted up to the 1 other end of valve body, 3 two surveys in the end of intaking are equipped with the sealing washer 7 with 2 fixed connection of disk seat.

It should be noted that the water inlet end 3 and the water outlet end 4 are both provided with a threaded structure, so that the threaded connection with an external pipeline is facilitated, the inside of the sealing ring 7 adopts an integral sealing structure, and the sealing ring 7 is made of waterproof, anticorrosive and anti-oxidation coating.

In the embodiment, the inner wall of the hemisphere 5 is provided with an inner arc groove 9.

The inner arc groove 9 is of a smooth structure, and in one embodiment, the inner arc groove 9 can be further provided with a groove which inclines outwards to collect liquid, so that the inner wall of the hemisphere 5 can be cleaned conveniently, and the inner part can be kept clean.

In the embodiment, a convex plate 10 is connected to the outer wall of the hemisphere 5 at a position corresponding to the water inlet end 3.

Wherein, hemisphere 5 outer wall fixed connection's lug 10 is the arc structure of inside inflection, and flange 10 has certain elasticity and anticorrosive nature, can not influence hemisphere 5 at the inside normal rotation of disk seat 2.

In the embodiment, an annular groove 11 is formed in the position, corresponding to the valve rod 6, of the valve seat 2, and a plurality of steel balls 12 are embedded in the annular groove 11.

The steel balls 12 are uniformly distributed in the annular groove 11 at intervals, so that the valve rod 6 can rotate in the valve seat 2.

In the embodiment, the inner wall of the valve seat 2 is further provided with an arc-shaped groove 14, a port of the arc-shaped groove 14 is provided with an insertion hole 13, and the outer wall of the valve rod 6 is fixedly connected with a spring rod 15 which slides along the arc-shaped groove 14 and is inserted into the insertion hole 13.

Wherein, the arc wall 14 is the arc structure, and the both ends mouth of arc wall 14 all is equipped with jack 13, contained angle between jack 13 is 90 degrees, valve rod 6 only needs to rotate 90 degrees and can realize opening totally or the full cut-off of half ball valve, increase the convenience of its use, and 15 location pegs graft inside jack 13 of spring lever, improve half ball valve and open totally or the firm under the full cut-off state, and be better cooperation operation, can cooperate between valve rod 5 of half ball 5 bottom and disk seat 2 and use reset spring, increase the convenience of its use.

In the embodiment, the sealing ring 7 includes a reinforcing plate 16, a dense rubber pad 19 on one side of the reinforcing plate 16, and a sponge pad 18 disposed between the reinforcing plate 16 and the dense rubber pad 19.

Wherein, the foam-rubber cushion 18 has a certain thickness, when the hemispheroid 5 rotates to the sealing washer 7, the foam-rubber cushion 18 is extruded by the outside and retreats inwards, and the rubber sealing cushion 19 increases the sealing performance of the connection between the hemispheroid 5 and the sealing washer 7.

In the embodiment, rubber baffles 17 are fixedly connected to two ends of the inner wall of the sealing ring 7.

Wherein, sealing washer 7 is slightly bigger than hemispheroid 5, and rubber baffle 17 is the bulge structure, and rubber baffle 17 just fixes at hemispheroid 5 both ends.

The utility model discloses a theory of operation and use flow: the semi-spherical valve is taken, the water inlet end 3 and the water outlet end 4 of the semi-spherical valve are in threaded connection respectively, the operating rod 8 is held by a hand, the operating rod 8 is rotated, the operating rod 8 drives the valve rod 6 and the semi-spherical body 5 to rotate, the spring rod 15 on the valve rod 6 rotates to the inside of the jack 13 along the arc-shaped groove 14 to complete opening of the semi-spherical valve, the semi-spherical valve can be closed by reversely twisting the operating rod 8 again, and the operating rod 8 can be fully opened or closed only by rotating 90 degrees, so that the operation is simple.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a wear-resisting hemisphere valve of wheel wedge type, includes valve body (1), valve body (1) inside inlays and is equipped with disk seat (2) and sets up hemisphere (5) inside disk seat (2), its characterized in that, valve body (1) upper portion is provided with action bars (8), action bars (8) are through valve rod (6) and hemisphere (5) fixed connection, end (3) have been seted up into to valve body (1) one end, water end (4) have been seted up to the valve body (1) other end, it is equipped with sealing washer (7) with disk seat (2) fixed connection to intake end (3) both sides.

2. The wheel wedge type abrasion-resistant hemisphere valve according to claim 1, wherein an inner arc groove (9) is formed in the inner wall of the hemisphere (5).

3. The wheel wedge type abrasion-resistant hemispherical valve according to claim 1, wherein a convex plate (10) is connected to the position of the outer wall of the hemisphere (5) corresponding to the water inlet end (3).

4. The wheel wedge type wear-resistant hemispherical valve according to claim 1, wherein a ring groove (11) is formed in the position, corresponding to the valve rod (6), of the valve seat (2), and a plurality of steel balls (12) are embedded in the ring groove (11).

5. The wheel wedge type wear-resistant hemispherical ball valve according to claim 1, wherein an arc-shaped groove (14) is further formed in the inner wall of the valve seat (2), an insertion hole (13) is formed in a port of the arc-shaped groove (14), and a spring rod (15) which slides along the arc-shaped groove (14) and is inserted into the insertion hole (13) is fixedly connected to the outer wall of the valve rod (6).

6. A wheel wedge type abrasion-proof half ball valve according to claim 1, wherein the sealing ring (7) internally comprises a reinforcing plate (16), a dense rubber pad (19) arranged on one side of the reinforcing plate (16), and a sponge pad (18) arranged between the reinforcing plate (16) and the dense rubber pad (19).

7. The wheel wedge type abrasion-resistant hemispherical valve according to claim 1, wherein rubber baffles (17) are fixedly connected to two ends of the inner wall of the sealing ring (7).