CN209818806U - Tee-joint internal spiral ball valve - Google Patents

Abstract

The utility model discloses a tee bend internal spiral ball valve, including first pipeline, second pipeline, third pipeline, ball valve main part and connecting tube, second pipeline, first pipeline and third pipeline have been welded respectively at the back of ball valve main part and both ends, and the one end that the second pipeline was kept away from to first pipeline is connected with the connecting tube, and convex recess has been seted up to the inner wall of first pipeline, and convex recess, the top surface center department of convex recess rotates and is connected with the rotation axis, and the bottom welding of rotation axis has conical gear. The utility model discloses in, through welding between main ball valve and the ball valve main part, be provided with the seal receptacle between main ball valve and ball valve main part, the leakproofness of this ball valve of assurance that can be fine promotes the stability of ball valve, sets up spherical vice ball valve simultaneously in main ball valve, regulates and control this ball valve through adjusting vice ball valve, and this structure is littleer to the wear of ball valve main part, the life of promotion the device that can step forward.

Description

Tee-joint internal spiral ball valve

Technical Field

The utility model relates to a threaded ball valve technical field, in particular to tee bend internal spiral ball valve.

Background

The ball valve is a valve whose closing member is a ball, and the ball rotates around the central line of valve body to open and close, and is mainly used for cutting off, distributing and changing the flow direction of medium in pipeline. Two-piece ball valve, three-piece ball valve are a new type valve widely used in recent years, and the valve is generally horizontally installed. The threaded ball valve is one of ball valves, and the connection form with a pipeline is threaded connection, and in addition, the threaded ball valve also comprises a flange type ball valve, a welded ball valve and the like.

However, among the prior art, because the screw thread ball valve all directly connects through the screw thread, this connected mode is firm inadequately, take place to become flexible very easily, thereby influence the use of this ball valve, and then aggravate staff's work burden, current all adjust through direct rotation between valve body and the ball valve main part simultaneously, long-time friction is very big to the damage of ball valve main part inner wall, the ball valve main part that abrades very easily, and then influence the leakproofness of ball valve main part, the life of ball valve main part has been reduced simultaneously.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a tee bend internal spiral ball valve.

In order to solve the technical problems, the basic idea of the technical proposal adopted by the utility model is that the three-way internal spiral ball valve comprises a first pipeline, a second pipeline, a third pipeline, a ball valve main body and a connecting pipeline, a second pipeline, a first pipeline and a third pipeline are respectively welded on the back surface and two ends of the ball valve main body, one end of the first pipeline, which is far away from the second pipeline, is connected with a connecting pipeline, the inner wall of the first pipeline is provided with a convex groove, the center of the top surface of the convex groove is rotationally connected with a rotating shaft, the bottom of the rotating shaft is welded with a conical gear, the outer surface wall of the conical gear is engaged with a vortex gear, a screw penetrates through the center of the vortex gear, the outer surface wall symmetry cover of screw rod is equipped with two annular fixed blocks, the opposite face symmetry welding of annular fixed block has the fixture block.

As a further description of the above technical solution:

the top of the rotating shaft penetrates through the first pipeline and is welded with a rotating handle.

As a further description of the above technical solution:

the connecting pipeline is close to the one end welding of first pipeline has the connecting block, the exterior wall welding that the connecting block is close to connecting pipeline one end has the dog corresponding with convex recess, the rectangle recess corresponding with the fixture block has been seted up to the exterior wall of dog.

As a further description of the above technical solution:

the second pipeline and the third pipeline have the same structure as the first pipeline.

As a further description of the above technical solution:

the welding of top surface center department of ball valve main part has the stopper, the inner wall welding of stopper has the sealing washer.

As a further description of the above technical solution:

the ball valve is characterized in that a main valve body is arranged at the center of the inner wall of the ball valve main body, a sealing seat is sleeved on the outer wall of the main valve body, and a second T-shaped groove is formed in the inner wall of the main valve body.

As a further description of the above technical solution:

the inner wall of the main valve body is connected with an auxiliary valve body in a rotating mode, a T-shaped groove is formed in the inner wall of the auxiliary valve body, a rotary rod is welded to the top surface of the auxiliary valve body, a regulating and controlling block is welded to the top surface of the rotary rod, and a handle is welded to one side of the regulating and controlling block.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1: the utility model discloses in, through welding between main ball valve and the ball valve main part, be provided with the seal receptacle between main ball valve and ball valve main part, the leakproofness of this ball valve of assurance that can be fine promotes the stability of ball valve, sets up spherical vice ball valve simultaneously in main ball valve, regulates and control this ball valve through adjusting vice ball valve, and this structure is littleer to the wear of ball valve main part, the life of promotion the device that can step forward.

2: the utility model discloses in, make the fixture block on the annular fixed block enter into the rectangle recess on the dog through rotating the commentaries on classics handle on the first pipeline, this connected mode can be so that be connected between first pipeline and the connecting tube inseparabler, can not take place not hard up because of vibrations, the steadiness of this ball valve of assurance that can be fine, the burden that alleviates the staff that can step forward simultaneously.

Drawings

Fig. 1 is a top view structural diagram of a three-way internal spiral ball valve provided by the present invention;

fig. 2 is a front view structural diagram of a three-way internal spiral ball valve provided by the utility model;

fig. 3 is an enlarged view of the area a of the overlooking structure of the three-way internal spiral ball valve provided by the present invention.

In the figure: 1. a first conduit; 101. a second conduit; 102. a third pipeline; 2. a first T-shaped groove; 201. a ball valve body; 3. a second T-shaped groove; 4. connecting a pipeline; 5. connecting blocks; 6. a sealing seat; 7. a sub-valve body; 8. rotating the rod; 9. a main valve body; 10. a limiting block; 11. a regulatory block; 12. a handle; 13. a seal ring; 14. an annular fixed block; 15. a rectangular groove; 16. a stopper; 17. a clamping block; 18. a convex recess; 19. a screw; 20. a scroll gear; 21. a rotating shaft; 22. turning a handle; 23. a conical gear.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A three-way internal spiral ball valve comprises a first pipeline 1, a second pipeline 101, a third pipeline 102, a ball valve main body 201 and a connecting pipeline 4, wherein the second pipeline 101, the first pipeline 1 and the third pipeline 102 are respectively welded at the back and two ends of the ball valve main body 201, one end of the first pipeline 1, which is far away from the second pipeline 101, is connected with the connecting pipeline 4, a convex groove 18 is formed in the inner wall of the first pipeline 1, the convex groove 18 is connected with a rotating shaft 21 in a rotating mode, a conical gear 23 is welded at the bottom of the rotating shaft 21, an outer surface wall of the conical gear 23 is meshed and connected with a vortex gear 20, a screw rod 19 penetrates through the center of the vortex gear 20, the screw rod 19 is a bidirectional threaded rod, two ends of the screw rod 19 are respectively connected with the inner wall of the convex groove 18 in a rotating mode, two annular fixing blocks 14 are symmetrically sleeved on the outer surface wall of the screw rod 19, and the top surface and, the opposite surfaces of the annular fixed blocks 14 are symmetrically welded with fixture blocks 17.

The top of the rotating shaft 21 penetrates through the first pipeline 1 and is welded with a rotating handle 22, the rotating handle 22 is mainly used for rotating the rotating shaft 21, so that the rotating shaft 21 can rotate more labor-saving, one end of the connecting pipeline 4, which is close to the first pipeline 1, is welded with the connecting block 5, the outer surface wall of the connecting block 5 is in threaded connection with the inner wall of the first pipeline 1, the outer surface wall of the connecting block 5, which is close to one end of the connecting pipeline 4, is welded with a stop 16 corresponding to the convex groove 18, a spring is welded between the stop 16 and the connecting block 5, the outer surface wall of the stop 16 is provided with a rectangular groove 15 corresponding to the block 17, the inner wall of the rectangular groove 15 is attached to the outer surface wall of the block 17, the second pipeline 101 and the third pipeline 102 have the same structure as the first pipeline 1, the center of the top surface of the ball valve main body 201 is welded with, the sealing ring 13 plays a good role in sealing, the main valve body 9 is arranged at the center of the inner wall of the ball valve main body 201, the outer wall of the main valve body 9 is sleeved with the sealing seat 6, the sealing seat 6 can keep good sealing performance, the back surfaces of the sealing seat 6 and the main valve body 9 are welded with the inner wall of the ball valve main body 201, the inner wall of the main valve body 9 is provided with a second T-shaped groove 3, the second T-shaped groove 3 is respectively communicated with the first pipeline 1, the second pipeline 101 and the third pipeline 102, the inner wall of the main valve body 9 is rotatably connected with the auxiliary valve body 7, the inner wall of the auxiliary valve body 7 is provided with a first T-shaped groove 2, the first T-shaped groove 2 is communicated with the second T-shaped groove 3, the top surface of the auxiliary valve body 7 is welded with the rotating rod 8, the top of the rotating rod 8 penetrates through the main valve body 9, the ball valve, the top surface welding of rotary rod 8 has regulation and control piece 11, and the welding of one side of regulation and control piece 11 has handle 12, and handle 12 is used for rotating regulation and control piece 11.

The working principle is as follows: firstly, the ball valve is placed at a proper position, then the connecting block on the connecting pipeline 4 is aligned with the first pipeline 1, meanwhile, the stop block 16 enters the convex groove 18 under the action of the spring, then the connecting pipeline 4 is rotated for threaded connection, then the rotating handle 22 is rotated clockwise, the rotating handle 22 drives the rotating shaft 21, the rotating shaft 21 drives the conical gear 23 when rotating, the conical gear 23 drives the vortex gear 20 when rotating, the vortex gear 20 drives the screw rod 19 when rotating, because the screw rod 19 is a bidirectional threaded rod, the two annular fixed blocks 14 on the outer surface wall of the screw rod 19 are driven to move towards opposite surfaces when rotating, the two annular fixed blocks 14 drive the clamping block 17, the clamping block 17 enters the rectangular groove 15 on the stop block 16, so that the first pipeline 1 and the connecting pipe are connected more tightly, the second pipeline 101 and the connecting pipeline 4 are connected with the third pipeline 102 and the connecting pipeline 4 by the methods, when using this ball valve, hold handle 12 and rotate, handle 12 drives regulation and control piece 11 when rotating, drives rotary rod 8 when regulation and control piece 11 rotates, drives vice valve body 7 when rotary rod 8 rotates for vice valve body 7 rotates in main valve body 9 to this flow direction of controlling this ball valve, this regulation and control mode is lower to the injury of this ball valve body, the life of this ball valve of extension that can step forward.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims (7)

1. The utility model provides a tee bend internal screw ball valve, includes first pipeline (1), second pipeline (101), third pipeline (102), ball valve main part (201) and connecting tube (4), its characterized in that: the back surface and two ends of the ball valve main body (201) are respectively welded with a second pipeline (101), a first pipeline (1) and a third pipeline (102), one end of the first pipeline (1) far away from the second pipeline (101) is connected with a connecting pipeline (4), the inner wall of the first pipeline (1) is provided with a convex groove (18), the convex groove (18), a rotating shaft (21) is rotatably connected at the center of the top surface of the convex groove (18), a conical gear (23) is welded at the bottom of the rotating shaft (21), the outer wall of the conical gear (23) is engaged with a vortex gear (20), a screw rod (19) penetrates through the center of the vortex gear (20), two annular fixed blocks (14) are symmetrically sleeved on the outer wall of the screw rod (19), the opposite surfaces of the annular fixing blocks (14) are symmetrically welded with clamping blocks (17).

2. The three-way internal spiral ball valve according to claim 1, wherein: the top of the rotating shaft (21) penetrates through the first pipeline (1) and is welded with a rotating handle (22).

3. The three-way internal spiral ball valve according to claim 1, wherein: connecting tube (4) are close to the one end welding of first pipeline (1) has connecting block (5), the exterior wall welding that connecting block (5) are close to connecting tube (4) one end has dog (16) corresponding with convex recess (18), rectangle recess (15) corresponding with fixture block (17) have been seted up to the exterior wall of dog (16).

4. The three-way internal spiral ball valve according to claim 1, wherein: the second pipeline (101) and the third pipeline (102) have the same structure as the first pipeline (1).

5. The three-way internal spiral ball valve according to claim 1, wherein: the ball valve is characterized in that a limiting block (10) is welded at the center of the top face of the ball valve main body (201), and a sealing ring (13) is welded on the inner wall of the limiting block (10).

6. The three-way internal spiral ball valve according to claim 1, wherein: the ball valve is characterized in that a main valve body (9) is arranged at the center of the inner wall of the ball valve main body (201), a sealing seat (6) is sleeved on the outer wall of the main valve body (9), and a second T-shaped groove (3) is formed in the inner wall of the main valve body (9).

7. The three-way internal spiral ball valve of claim 6, wherein: the inner wall of the main valve body (9) is rotated and is connected with vice valve body (7), first T shape recess (2) have been seted up to the inner wall of vice valve body (7), the top surface welding of vice valve body (7) has rotary rod (8), the top surface welding of rotary rod (8) has regulation and control piece (11), the welding of one side of regulation and control piece (11) has handle (12).