CN218971880U - High leakproofness all-welded ball valve - Google Patents

Abstract

The utility model relates to the technical field of ball valves and provides a high-tightness all-welded ball valve which comprises a valve body, a ball body, an inserting hole, an installing groove and a valve rod, wherein the ball body is clamped in the center of the inner part of the valve body, the inserting hole is formed in the center of the end face of the top of the valve body, the installing groove is formed in the center of the inner wall of the bottom of the valve body, the valve rod is inserted in the inserting hole, and one end of the bottom of the valve rod is in fit connection with the inner wall of the bottom of the installing groove; this high leakproofness all-welded ball valve through adding sealed colloid in the inside of seal tube, can take out sealed colloid from the inside of valve body, is convenient for after wearing and tearing, in time changes sealed colloid, has improved the sealed effect of equipment, has reduced the change degree of difficulty, through installing baffle and first sealing washer in spheroidal both sides, can make spheroid and first sealing washer can closely laminate when the valve body is closed and be connected, has improved the equipment leakproofness, prevents that rivers from flowing out from the gap, influences sealed effect.

Description

High leakproofness all-welded ball valve

Technical Field

The utility model relates to the field of ball valve equipment, in particular to an all-welded ball valve with high sealing performance.

Background

The valve is driven by the valve rod and rotates around the axis of the valve, and can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fiber, tiny solid particles and the like, and the valve is generally horizontally arranged in a pipeline.

The Chinese patent discloses an all-welded ball valve, publication No. CN201820486861.9, its required solution is among the prior art all-welded ball valve, its spheroid and disk seat connection seal structure are rubber pad seal structure mode generally, this seal structure sealed effectual, long service life, but receive high temperature influence, the gasket is melted easily and is formed the leakage, cause the installation hidden danger, but when using, the rotation of valve rod can lead to the fact wearing and tearing to sealing material, long-time wearing and tearing can influence its sealed effect, make rivers flow out through the junction of valve rod and valve body, the sealing material of this equipment is installed in the valve body inside, it is very inconvenient to change, consequently, design a high leakproofness all-welded ball valve is very necessary.

Disclosure of Invention

The utility model aims to provide a high-tightness all-welded ball valve, which solves the problems of inconvenient replacement of a sealing material after abrasion and influence on sealing effect in the use process in the related technology.

The technical scheme of the utility model is as follows:

the utility model provides a high leakproofness all-welded ball valve, includes valve body, spheroid, jack, mounting groove and valve rod, the inside central authorities joint of valve body has the spheroid, the jack has been seted up at the top terminal surface central authorities of valve body, the mounting groove has been seted up at the bottom inner wall central authorities of valve body, the inside grafting of jack has the valve rod, and the bottom one end of valve rod is connected with the laminating of the bottom inner wall of mounting groove, spheroidal top outer wall and bottom outer wall all with the outer wall welded fastening of valve rod, the top terminal surface welding of valve rod has the rotor, and the top terminal surface welding of rotor has the magnetism to inhale the stone, the outer wall of rotor is six arriss.

Preferably, the inner wall of the mounting groove is provided with an annular chute, the outer walls of two sides of one end of the bottom of the valve rod are welded with supporting rods, and one end of each supporting rod is inserted and mounted in the annular chute.

Preferably, the two ends of the inner center of the valve body are welded with baffles, and the inner wall of the center of the baffles is glued with a first sealing ring.

Preferably, the sealing tube is welded at the center of the top end face of the valve body, the sealing tube is positioned outside the jack, clamping blocks are welded on the outer walls of the two sides of the sealing tube, a sealing cap is inserted at one end of the top of the sealing tube, clamping grooves are formed in the outer walls of the two sides of the sealing cap, the clamping blocks are positioned inside the clamping grooves, and a bayonet is formed in one end of each clamping groove.

Preferably, the top end face of the valve body is welded with a support, a limit pipe is fixedly arranged in the center of the top of the support, one end of the top of the valve rod penetrates through the inside of the limit pipe, and the inner wall of the limit pipe is in a hexagonal shape.

Preferably, the inside grafting of spacing pipe has the rotation pipe, and rotates the outside of pipe joint at the valve rod, the top one end outer wall fixed mounting of rotation pipe has the handle, the inner wall and the outer wall of rotation pipe are six arriss form.

Preferably, both ends of the outer wall of the bottom of the valve body are welded with supports.

Preferably, the outer walls of the two ends of the valve body are welded with connecting flanges, and the outer wall of one end of each connecting flange is glued with a second sealing ring.

The utility model has the beneficial effects that:

1. through adding sealed colloid in the inside of seal tube, can take out sealed colloid from the inside of valve body, be convenient for after wearing and tearing, in time change sealed colloid, improved the sealed effect of equipment, reduced the change degree of difficulty, through installing baffle and first sealing washer in spheroidal both sides, can make spheroid and first sealing washer can closely laminate when the valve body is closed and be connected, improved the equipment leakproofness, prevent rivers from the gap outflow, influence sealed effect.

2. The handle of this equipment can separate with the valve rod, avoids the mistake to touch and leads to the valve body to open or close, influences normal use, utilizes the magnetism to inhale the stone and carries out magnetism to the pivoted tube and inhale the connection for handle and pivoted block zonulae occludens, the staff of being convenient for rotates the valve rod, in the spacing intraductal with pivoted tube discrepancy after the use, spacing pipe can be spacing to the angle of handle, is favorable to the staff to look over the valve body state.

3. The tightness between the valve body and the water pipe is improved through the connecting flange and the second sealing ring, and when water flows are avoided, the water flows out of the joint of the valve body and the water pipe at the joint, so that the using effect of the device is affected.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is an isometric view of the entire body of the present utility model;

FIG. 2 is an overall elevation view of the present utility model;

FIG. 3 is an overall cross-sectional view of the present utility model;

FIG. 4 is a top view of the overall structure of the present utility model;

in the figure: 1. a valve body; 2. a sphere; 3. a jack; 4. a mounting groove; 5. a valve stem; 6. an annular chute; 7. a support rod; 8. a rotating block; 9. magnetic stone; 10. a baffle; 11. a first seal ring; 12. sealing the tube; 13. a clamping block; 14. a sealing cap; 15. a clamping groove; 16. a bayonet; 17. a bracket; 18. a limiting tube; 19. a handle; 20. a rotary tube; 21. a support; 22. a connecting flange; 23. and a second sealing ring.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, this embodiment provides a high-tightness all-welded ball valve, which comprises a valve body 1, a ball body 2, a jack 3, a mounting groove 4 and a valve rod 5, wherein the ball body 2 is clamped in the center of the interior of the valve body 1, the jack 3 is arranged in the center of the top end face of the valve body 1, the mounting groove 4 is arranged in the center of the bottom inner wall of the valve body 1, the valve rod 5 is inserted in the interior of the jack 3, one end of the bottom of the valve rod 5 is connected with the bottom inner wall of the mounting groove 4 in a fit manner, the top outer wall and the bottom outer wall of the ball body 2 are welded and fixed with the outer wall of the valve rod 5, the top end face of the valve rod 5 is welded with a rotating block 8, the top end face of the rotating block 8 is welded with a magnet 9, the outer wall of the rotating block 8 is in a hexagonal shape, an annular chute 6 is arranged in the inner wall of the mounting groove 4, struts 7 are welded on two side outer walls of the bottom end of the valve rod 5, one end of the struts 7 is inserted and installed in the interior of the annular chute 6, the baffle 10 is welded at both ends of the inner center of the valve body 1, the first sealing ring 11 is glued on the inner wall of the center of the baffle 10, the sealing tube 12 is welded at the center of the top end face of the valve body 1, the sealing tube 12 is positioned outside the jack 3, the clamping blocks 13 are welded on the outer walls of both sides of the sealing tube 12, the sealing cap 14 is inserted at one end of the top of the sealing tube 12, the clamping grooves 15 are arranged on the outer walls of both sides of the sealing cap 14, the clamping blocks 13 are positioned inside the clamping grooves 15, the bayonet 16 is arranged at one end of the clamping grooves 15, the bracket 17 is welded on the top end face of the valve body 1, the limiting tube 18 is fixedly arranged at the center of the top of the bracket 17, one end of the top of the valve rod 5 penetrates through the inside of the limiting tube 18, the inner wall of the limiting tube 18 is in a six-edge shape, the rotating tube 20 is inserted inside the limiting tube 18, the rotating tube 20 is sleeved outside the valve rod 5, the handle 19 is fixedly arranged on the outer wall of one end of the top of the rotating tube 20, the inner wall and the outer wall of the rotating tube 20 are in a hexagonal shape, the two ends of the outer wall of the bottom of the valve body 1 are welded with the support 21, the outer walls of the two ends of the valve body 1 are welded with the connecting flange 22, and the outer wall of one end of the connecting flange 22 is glued with the second sealing ring 23.

In this embodiment, during the use, be connected valve body 1 both ends and water pipe through flange 22, utilize second sealing washer 23 to increase the leakproofness between valve body 1 and the water pipe, when avoiding rivers to flow, leak from the junction of valve body 1 and water pipe, hold handle 19 and upwards mention, make the outside of rotor block 8 of rotor block 20 joint, and magnet 9 can inhale with rotor 20 magnetism, rotor handle 19 can change spheroid 2 and go on the direction under the effect of valve rod 5, with the opening and the closure of this control valve body, during the valve rod 5, branch 7 can carry out synchronous rotation in annular spout 6, guarantee the stability of valve rod 5, after the rotation, push down handle 19 and separate magnet 9 and rotor tube 20, and insert rotor tube 20 and fix in spacing pipe 18, the closure face of spheroid 2 can be closely laminated with the first sealing washer 11 of baffle 10 when valve body 1 is closed, avoid rivers to pass through, through rotating seal cap 14, make joint block 13 break away from the joint groove 15 and be located bayonet 16, lift seal cap 14 can add seal cap 12 to seal cap 12 or add seal cap 12 again, can carry out the leakproofness to seal cap 12 after seal cap 12 is added, seal cap 12 is changed, seal material can be improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a high leakproofness all-welded ball valve, its characterized in that, including valve body (1), spheroid (2), jack (3), mounting groove (4) and valve rod (5), the inside central authorities joint of valve body (1) have spheroid (2), jack (3) have been seted up at the top terminal surface central authorities of valve body (1), mounting groove (4) have been seted up at the bottom inner wall central authorities of valve body (1), peg graft in the inside of jack (3) has valve rod (5), and the bottom one end of valve rod (5) is connected with the laminating of the bottom inner wall of mounting groove (4), the top outer wall and the bottom outer wall of spheroid (2) all with the outer wall welded fastening of valve rod (5), the top terminal surface welding of valve rod (5) has rotor (8), and the top terminal surface welding of rotor (8) has magnet (9), the outer wall of rotor (8) is six prismatic.

2. The high-tightness all-welded ball valve according to claim 1, wherein the inner wall of the mounting groove (4) is provided with an annular chute (6), the outer walls of two sides of one end of the bottom of the valve rod (5) are welded with supporting rods (7), and one end of each supporting rod (7) is inserted and mounted in the annular chute (6).

3. The high-tightness all-welded ball valve according to claim 1, wherein a baffle (10) is welded at both ends of the inner center of the valve body (1), and a first sealing ring (11) is glued to the inner center wall of the baffle (10).

4. The high-tightness all-welded ball valve according to claim 1, wherein a sealing pipe (12) is welded at the center of the top end face of the valve body (1), the sealing pipe (12) is positioned outside the jack (3), clamping blocks (13) are welded on the outer walls of the two sides of the sealing pipe (12), a sealing cap (14) is inserted into one end of the top of the sealing pipe (12), clamping grooves (15) are formed in the outer walls of the two sides of the sealing cap (14), the clamping blocks (13) are positioned inside the clamping grooves (15), and a bayonet (16) is formed in one end of each clamping groove (15).

5. The high-tightness all-welded ball valve according to claim 1, wherein a support (17) is welded on the top end face of the valve body (1), a limit pipe (18) is fixedly installed in the center of the top of the support (17), one end of the top of the valve rod (5) penetrates through the inside of the limit pipe (18), and the inner wall of the limit pipe (18) is in a hexagonal shape.

6. The high-tightness all-welded ball valve according to claim 5, wherein the limiting pipe (18) is inserted into a rotating pipe (20), the rotating pipe (20) is sleeved outside the valve rod (5), a handle (19) is fixedly arranged on the outer wall of one end of the top of the rotating pipe (20), and the inner wall and the outer wall of the rotating pipe (20) are both in a hexagonal shape.

7. The high-tightness all-welded ball valve according to claim 1, wherein the two ends of the outer wall of the bottom of the valve body (1) are welded with supports (21).

8. The high-tightness all-welded ball valve according to claim 1, wherein the outer walls of the two ends of the valve body (1) are welded with a connecting flange (22), and one end outer wall of the connecting flange (22) is glued with a second sealing ring (23).

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