CN210566406U - Metal ball valve capable of adjusting flow - Google Patents

Abstract

The utility model discloses a but flow regulation's metal ball valve, through set up a rack and No. two racks on spheroid and No. two spheroids respectively, set up the connection valve body again between a valve body and No. two valve bodies, and set up the gear in connecting the valve body, fix the gear in the bottom of valve rod, can stimulate the valve rod from top to bottom, the gear of valve rod bottom be moved with a rack or No. two rack meshes mutually, and then can make gear revolve rotate and drive a rack and No. two rack rotations, and then make the handle rotate and drive the valve rod and rotate, and then make the valve rod rotate and drive the gear and rotate, make the gear revolve again and drive a rack or No. two rack rotations, and then make a rack or No. two rack revolve and drive a spheroid or No. two spheroid and rotate, can be convenient for the control flow.

Description

Metal ball valve capable of adjusting flow

Technical Field

The utility model relates to a metal ball valve specifically is a metal ball valve of adjustable flow.

Background

The opening and closing piece of the ball valve is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.

At present, the flow of the used ball valve can not be controlled mostly, and the ball valve is not easy to operate in actual use and needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal ball valve of adjustable flow 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:

a metal ball valve capable of adjusting flow comprises a first valve body, a second valve body, a first ball body arranged inside the first valve body and a second ball body arranged inside the second valve body, wherein the first valve body and the second valve body are connected through a connecting valve body; a spheroid and No. two spheroids are provided with respectively to the inside of a valve body and No. two valve bodies, the outside welding of spheroidal lower part has a rack, the outside welding of spheroidal upper portion has No. two racks, a spheroid of gear intermittent type nature and No. two spheroids of meshing.

As a further aspect of the present invention: a plurality of water through holes with different sizes are formed in the two symmetrical surfaces of the first sphere and the second sphere.

As a further aspect of the present invention: the equal symmetry in the upper and lower end of a spheroid and No. two spheroids is provided with outer axle, a spheroid and No. two spheroids are integrative the setting with the outer axle of its upper and lower extreme, outer axle stretches into respectively rather than the pipe chase on a valve body and No. two valve bodies that correspond, all welds on the inner wall of this pipe chase and has the stopper, and the angle between the stopper of same pipe chase is ninety degrees, the welding has the locating piece on the outer wall of outer axle, the locating piece all is located between two stoppers.

As a further aspect of the present invention: the upper part and the lower part of the inner wall of the valve pipe are respectively welded with a limiting ring, the outer wall of the valve rod is welded with a positioning ring, and the positioning ring is arranged between the two limiting rings; the top end of the valve rod extends out of the top end of the valve pipe, and a handle is welded to the top end of the valve rod.

As a further aspect of the present invention: sealing gaskets are fixed at the joints of the first valve body and the second valve body with the first ball body and the second ball body respectively, and the sealing gaskets are fixedly adhered to the inner walls of the first valve body and the second valve body; the joint of the connecting valve body and the valve pipe is fixedly pasted with a sealing ring, and the top end of the valve pipe is also fixedly pasted with a sealing ring.

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

1. the first valve body and the second valve body are arranged, the first ball body and the second ball body are arranged in the first valve body and the second valve body respectively, and then the first ball body and the second ball body are provided with a plurality of water through holes with different sizes, so that the number and the size of the water through holes facing to the water inlet end can be changed through the rotation of the first ball body and the second ball body, and further the flow can be changed;

2. the first rack and the second rack are respectively arranged on the first ball body and the second ball body, the connecting valve body is arranged between the first valve body and the second valve body, the gear is arranged in the connecting valve body and fixed at the bottom end of the valve rod, the valve rod can be pulled up and down, the gear at the bottom end of the valve rod is moved to be meshed with the first rack or the second rack, the gear can rotate to drive the first rack and the second rack to rotate, the handle can rotate to drive the valve rod to rotate, the valve rod can rotate to drive the gear to rotate, the gear can rotate to drive the first rack or the second rack to rotate, the first rack or the second rack can rotate to drive the first ball body or the second ball to rotate, and flow control can be facilitated.

Drawings

Fig. 1 is the structure schematic diagram of the metal ball valve with adjustable flow rate of the present invention.

Fig. 2 is a top view of the outer shaft of the metal ball valve with adjustable flow rate according to the present invention.

Fig. 3 is a front view of a water hole of a ball body of the flow-adjustable metal ball valve of the present invention.

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 to 3, in an embodiment of the present invention, a flow-adjustable metal ball valve includes a first valve body 1, a second valve body 2, a first ball body 3 disposed inside the first valve body 1, and a second ball body 4 disposed inside the second valve body 2, the first valve body 1 and the second valve body 2 are connected through a connecting valve body 5, a valve pipe 11 is welded at the top end of the connecting valve body 5, a valve rod 9 extends into the valve pipe 11, the bottom end of the valve rod 9 extends into the connecting valve body 5, and a gear 8 is fixed at the bottom end of the valve rod 9; a first ball body 3 and a second ball body 4 are respectively arranged inside the first valve body 1 and the second valve body 2, a first rack 6 is welded on the outer side of the lower part of the first ball body 3, a second rack 7 is welded on the outer side of the upper part of the second ball body 4, and a gear 8 is intermittently meshed with the first ball body 3 and the second ball body 4; the valve rod 9 moves up and down to drive the gear 8 to move up and down, so that the gear 8 can be meshed with the first rack 6 and the second rack 7 intermittently, the first rack 6 and the second rack 7 which are meshed with the gear 8 can be driven to rotate conveniently through the rotation of the gear 8, and the first rack 6 and the second rack 7 can be driven to rotate to drive the first sphere 3 and the second sphere 4 to rotate.

Referring to fig. 1 to 3, two symmetrical surfaces of the first sphere 3 and the second sphere 4 are provided with a plurality of water through holes 17 with different sizes; outer shafts 14 are symmetrically arranged at the upper end and the lower end of the first sphere 3 and the second sphere 4, the first sphere 3 and the second sphere 4 are integrally arranged with the outer shafts 14 at the upper end and the lower end thereof, the outer shafts 14 respectively extend into pipe grooves on the first valve body 1 and the second valve body 2 corresponding to the outer shafts, limiting blocks 16 are welded on the inner walls of the pipe grooves, the angle between the limiting blocks 16 in the same pipe groove is ninety degrees, a positioning block 15 is welded on the outer wall of the outer shaft 14, and the positioning block 15 is located between the two limiting blocks 16; the number and the size of the water through holes 17 facing the water inlet end can be changed by rotating the first sphere 3 and the second sphere 4, so that the effect of controlling the liquid flow can be achieved; the outer shaft 14 is arranged, the positioning block 15 is arranged on the outer shaft 14, and the limiting block 16 is arranged on the inner wall of the pipe groove, so that the rotating angle of the positioning block 15 can be controlled, and the rotating angles of the first sphere 3 and the second sphere 4 can be changed.

Referring to fig. 1, the upper and lower parts of the inner wall of the valve pipe 11 are welded with limit rings 12, the outer wall of the valve rod 9 is welded with a positioning ring 13, and the positioning ring 13 is arranged between the two limit rings 12; the top end of the valve rod 9 extends out of the top end of the valve pipe 11, and a handle 10 is welded at the top end of the valve rod 9; can play spacing effect through spacing ring 12, can control the scope that valve rod 9 reciprocated, when being convenient for make valve rod 9 move the highest position, make the gear 8 and No. two rack 7 of valve rod 9 bottom mesh mutually, when control valve rod 9 moved the lowest, make the gear 8 and a rack 6 mesh mutually of valve rod 9 bottom.

Referring to fig. 1, sealing gaskets are fixed at the joints of the first valve body 1 and the second valve body 2 and the first ball body 3 and the second ball body 4 respectively, and the sealing gaskets are fixedly adhered to the inner walls of the first valve body 1 and the second valve body 2; a sealing ring is fixedly adhered to the joint of the connecting valve body 5 and the valve pipe 11, and the sealing ring is also fixedly adhered to the top end of the valve pipe 11; can play sealed effect, avoid a valve body 1 and No. 2 valve bodies to leak.

The working principle is as follows: when the flow of the ball valve is changed, the valve rod 9 is pushed downwards firstly, so that the valve rod 9 drives the gear 8 to move to the bottom end of the connecting valve body 5, the gear 8 is further meshed with the first rack 6 on the first ball body 3, then the handle 10 is rotated, the handle 10 is rotated to drive the gear 8 to rotate, the gear 8 is further rotated to drive the first rack 6 meshed with the gear to rotate, the first rack 6 is further rotated to drive the first ball body 3 to rotate, the first ball body 3 is rotated to change the number and the size of the water through holes 17 facing to the water inlet end, and the effect of primarily adjusting the flow can be achieved; then, the valve rod 9 is pulled upwards, the valve rod 9 drives the gear 8 to move upwards, the gear 8 is meshed with the second rack 7 on the second sphere 4, the handle 10 is rotated to drive the valve rod 9 to rotate, the valve rod 9 is rotated to drive the gear 8 to rotate, the gear 8 is rotated to drive the second rack 7 to rotate, the second rack 7 is rotated to drive the second sphere 4 to rotate, the number and the size of the water through holes 17 facing the water outlet end are changed, and the effect of adjusting the flow can be further achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a metal ball valve of adjustable flow, includes a valve body (1), No. two valve bodies (2), sets up at a spheroid (3) of a valve body (1) inside and sets up at No. two spheroid (4) of No. two valve bodies (2) inside, its characterized in that: the first valve body (1) and the second valve body (2) are connected through a connecting valve body (5), a valve pipe (11) is welded at the top end of the connecting valve body (5), a valve rod (9) extends into the valve pipe (11), the bottom end of the valve rod (9) extends into the connecting valve body (5), and a gear (8) is fixed at the bottom end of the valve rod (9); the inside of a valve body (1) and No. two valve bodies (2) is provided with spheroid (3) and No. two spheroid (4) respectively, the welding of the lower part outside of spheroid (3) has rack (6) No. one, the welding of the upper portion outside of No. two spheroid (4) has rack (7) No. two, meshing that gear (8) intermittent type nature is spheroid (3) and No. two spheroid (4) No. one.

2. A flow adjustable metal ball valve according to claim 1, wherein: the symmetrical two surfaces of the first sphere (3) and the second sphere (4) are provided with a plurality of water through holes (17) with different sizes.

3. A flow adjustable metal ball valve according to claim 1, wherein: the equal symmetry in upper and lower end of a spheroid (3) and No. two spheroid (4) is provided with outer axle (14), outer axle (14) of a spheroid (3) and No. two spheroid (4) and its upper and lower extreme is an organic whole and sets up, outer axle (14) stretch into respectively rather than the pipe chase on corresponding a valve body (1) and No. two valve bodies (2), all weld on the inner wall of this pipe chase stopper (16), and the angle between stopper (16) of same pipe chase is ninety degrees, the welding has locating piece (15) on the outer wall of outer axle (14), locating piece (15) all are located between two stopper (16).

4. A flow adjustable metal ball valve according to claim 1, wherein: the upper part and the lower part of the inner wall of the valve pipe (11) are respectively welded with a limiting ring (12), the outer wall of the valve rod (9) is welded with a positioning ring (13), and the positioning ring (13) is arranged between the two limiting rings (12); the top end of the valve rod (9) stretches out of the top end of the valve pipe (11) and is welded with a handle (10).

5. A flow adjustable metal ball valve according to claim 1, wherein: sealing gaskets are fixed at the joints of the first valve body (1) and the second valve body (2) and the first ball body (3) and the second ball body (4) respectively, and are fixedly adhered to the inner walls of the first valve body (1) and the second valve body (2); the joint of the connecting valve body (5) and the valve pipe (11) is fixedly pasted with a sealing ring, and the top end of the valve pipe (11) is also fixedly pasted with a sealing ring.

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