CN217081499U

CN217081499U - Ball valve with easy dismouting connection structure

Info

Publication number: CN217081499U
Application number: CN202220162546.7U
Authority: CN
Inventors: 李帅举
Original assignee: Zhejiang Yongsheng Technology Co ltd
Current assignee: Zhejiang Yongsheng Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-29
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a ball valve with easy dismouting connection structure, including the valve body, the tip of valve body is fixed with the flange, and the tip of valve body is equipped with the collar and the spacing clamping ring that are used for two flanges of common centre gripping looks laminating, is equipped with a plurality of through-hole on the flange, is equipped with a plurality of on the collar and passes through the pole of establishing of through-hole; the one end of spacing clamping ring is equipped with a plurality of confessions and wears to establish that the pole slides to inlay and establish the groove and a plurality of confession wears to establish the pole and rotates and inlay the spacing arc wall of establishing, inlays and establishes groove and spacing arc wall intercommunication, is equipped with the joint piece on the cell wall of spacing arc wall, is equipped with the joint groove that supplies joint piece rotation joint on the lateral wall of wearing to establish the pole. The utility model provides a ball valve with easy dismouting connection structure can realize the quick assembly disassembly of pipeline and valve body.

Description

Ball valve with easy dismouting connection structure

Technical Field

The utility model belongs to the technical field of the technique of ball valve and specifically relates to a ball valve with easy dismouting connection structure is related to.

Background

The ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and can be closed tightly only by rotating 90 degrees and a small rotating moment. In China, the ball valve is widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, and plays a significant role in national economy.

The mode that present ball valve connection mostly adopted double flange cooperation multiunit bolted connection to connect, the vice setting of a plurality of bolted connection leads to the dismouting process of ball valve and pipeline more loaded down with trivial details, wastes time and energy, is unfavorable for changing the maintenance, consequently needs the improvement.

Disclosure of Invention

The utility model discloses an overcome not enough among the prior art, provide a ball valve with easy dismouting connection structure, can realize the quick assembly disassembly of pipeline and valve body.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ball valve with an easily-detachable connecting structure comprises a valve body, wherein a flange is fixed at the end part of the valve body, a mounting ring and a limiting compression ring which are used for clamping two flanges which are attached to each other together are arranged at the end part of the valve body, a plurality of through holes are formed in the flange, and a plurality of penetrating rods which penetrate through the through holes are arranged on the mounting ring; the one end of spacing clamping ring is equipped with a plurality of confessions and wears to establish that the pole slides to inlay and establish the groove and a plurality of confession wears to establish the pole and rotates and inlay the spacing arc wall of establishing, inlays and establishes groove and spacing arc wall intercommunication, is equipped with the joint piece on the cell wall of spacing arc wall, is equipped with the joint groove that supplies joint piece rotation joint on the lateral wall of wearing to establish the pole.

Among the above-mentioned technical scheme, the both ends of valve body all are fixed with the flange, and the flange of valve body one end is hugged closely with the flange on the external pipe, and collar and spacing clamping ring press from both sides tight flange of two. When workman slidable mounting ring for wear to establish the pole and wear to locate the through-hole on two corresponding flanges after, make collar and spacing clamping ring press from both sides tightly again, then rotatory spacing clamping ring for inlay establish the pole of wearing to establish in the inslot rotatory to spacing arc wall, the joint piece will rotate the joint at the joint inslot this moment, spacing clamping ring and collar will stabilize the centre gripping in two flanges of laminating mutually, have realized the quick assembly disassembly of pipeline and valve body.

Preferably, a sealing cylinder is arranged on the mounting ring, one end of the sealing cylinder is fixed with the mounting ring, and the sealing cylinder is sleeved outside the flange. When the limiting compression ring and the mounting ring are clamped between the two flanges which are attached to each other, the two flanges which are attached to each other are inserted into the inner side of the sealing cylinder, and the sealing performance of connection of the pipeline and the valve body is improved.

Preferably, the sealing cylinder is connected with an insertion block along the radial direction in a sliding manner, and the outer wall of the limiting compression ring is provided with an insertion groove for the insertion block to be inserted in a sliding manner; be equipped with on the grafting piece and make the grafting piece keep the promotion spring of inside side movement trend, when wearing to establish the pole and inlaying and establish in spacing arc wall, the grafting piece slidable is pegged graft in the inserting groove. When the rotatory spacing clamping ring of workman for wear to establish the pole and rotate to inlay when establishing spacing arc wall in, the inserting groove will be corresponding to and accomodate the groove, promote the spring and will make in the inserting piece slides and insert the inserting groove that corresponds, realized quick locking, make spacing clamping ring fixed in sealed section of thick bamboo by the joint, improved the stability that pipeline and valve body are connected.

Preferably, the inner wall of the sealing cylinder is provided with a containing groove extending along the radial direction, the inserting block is embedded in the containing groove in a sliding manner, one side, far away from the axis of the sealing cylinder, of the inserting block is provided with a handheld pull rod penetrating through the sealing cylinder in a sliding manner, and the handheld pull rod extends along the radial direction of the sealing cylinder. The handheld pull rod conveniently unlocks the plug block.

Preferably, the side of the plug-in piece facing away from the mounting ring is provided with a guide surface inclined toward the axis of the sealing cylinder. The structure can make the end part of the limiting compression ring press the insertion block into the accommodating groove through the guide surface.

Preferably, the mounting ring and the limiting compression ring respectively comprise two connecting half rings clamped on the valve body or the pipeline together.

Preferably, the two ends of the connecting half ring are both provided with fixed magnet pieces, and the two corresponding fixed magnet pieces attract each other. The connecting half ring and the two corresponding fixed magnet pieces on the connecting half cylinder can attract each other, so that the mounting ring, the limiting compression ring and the sealing cylinder can be assembled respectively, and the mounting ring, the mounting and dismounting of the connecting half cylinder on the valve body and the mounting and dismounting of the limiting compression ring on the pipeline are facilitated.

Preferably, each connecting half ring corresponds to at least two through rods. The structure can ensure the stability of the connection structure.

The utility model has the advantages that: (1) when a worker slides the mounting ring to enable the penetrating rods to penetrate through the two corresponding through holes, the worker can rotate the limiting pressure ring to enable the penetrating rods embedded in the grooves to rotate into the limiting arc-shaped grooves, the clamping blocks clamp the penetrating rods in the clamping grooves in a rotating mode at the moment, the limiting pressure ring and the mounting ring are stably clamped between the two flanges which are attached to each other, and the pipeline and the valve body are quickly disassembled and assembled; (2) when the limiting compression ring and the mounting ring are clamped on the two attached flanges together, the two attached flanges are inserted into the inner side of the sealing cylinder, so that the connection tightness between the pipeline and the valve body is improved; (3) when workers rotate the limiting compression ring to enable the penetrating rod to be rotatably embedded in the limiting arc-shaped groove, the inserting groove corresponds to the accommodating groove, the pushing spring enables the inserting block to be slidably inserted into the corresponding inserting groove, the limiting compression ring is clamped and fixed in the sealing barrel, and the connecting stability of the pipeline and the valve body is improved; (4) the connecting half ring and the two corresponding fixed magnet pieces on the connecting half cylinder can attract each other, so that the mounting ring, the limiting compression ring and the sealing cylinder can be assembled respectively, and the mounting ring, the mounting and dismounting of the connecting half cylinder on the valve body and the mounting and dismounting of the limiting compression ring on the pipeline are facilitated.

Drawings

FIG. 1 is a schematic diagram of the overall structure in the embodiment of the present application;

FIG. 2 is a schematic sectional view of the whole of the embodiment of the present application;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

FIG. 4 is an exploded view of the embodiment of the present application showing the mounting ring, flange and retaining collar;

figure 5 is an exploded view of the embodiment of the present application showing the mounting ring and the retaining ring.

In the figure: 1. a valve body; 11. a ball core; 12. a valve stem; 2. a flange; 21. a through hole; 3. a mounting ring; 31. a rod is arranged in a penetrating way; 32. a clamping groove; 33. connecting the half rings; 34. a fixed magnet piece; 4. limiting a compression ring; 41. embedding a groove; 42. a limiting arc-shaped groove; 43. a clamping block; 44. inserting grooves; 5. a sealing cylinder; 51. a receiving groove; 52. an insertion block; 53. a guide surface; 54. a push spring; 55. a handle bar; 56. the half cylinders are connected.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

as shown in fig. 1 and 2, a ball valve with an easy-to-mount and easy-to-dismount connecting structure comprises a valve body 1, a ball core 11 is mounted on the inner side of the valve body 1, a valve rod 12 is mounted on the outer side of the valve body 1, and the valve rod 12 is rotatably arranged in the valve body 1 in a penetrating manner and connected to the ball core 11. By rotating the valve stem 12, the ball 11 can be rotated in the valve body 1, so as to adjust the liquid flow rate in the valve body 1.

The two ends of the valve body 1 are respectively provided with a flange 2, a mounting ring 3 and a limiting compression ring 4, the flange 2 is fixedly sleeved on the valve body 1, the flange 2 is provided with a plurality of through holes 21, and the number of the through holes 21 is preferably four; the mounting ring 3 is slidably sleeved at the end of the valve body 1, and a plurality of penetrating rods 31 which correspond to the through holes 21 on the flange 2 one by one are arranged on the mounting ring 3.

When flange 2 on the outside pipeline and flange 2 on the valve body 1 laminate mutually, the workman will slide collar 3 on valve body 1 for every on the collar 3 wears to establish the pole 31 and all slides and wear to locate two corresponding through-holes 21, makes pipeline and valve body 1 difficult emergence relative rotation.

As shown in fig. 4 and 5, one end of the limiting compression ring 4 is provided with a plurality of embedding grooves 41 and limiting arc-shaped grooves 42 which are communicated with each other, and after the penetrating rods 31 penetrate through the two corresponding through holes 21, a worker sleeves the limiting compression ring 4 on the pipeline and slides the limiting compression ring 4 towards the penetrating rods 31, so that the penetrating rods 31 are embedded into the embedding grooves 41; then the worker rotates the limiting ring 4 so that the penetrating rod 31 embedded in the groove 41 rotates into the limiting arc-shaped groove 42.

Install joint piece 43 on the cell wall of spacing arc wall 42, wear to establish and be equipped with joint groove 32 on the lateral wall of pole 31, when wearing to establish pole 31 rotatory to spacing arc wall 42 in, joint piece 43 is with rotatory joint in joint groove 32, make to wear to establish pole 31 by spacing fixing on spacing clamping ring 4, spacing clamping ring 4 and collar 3 will be common centre gripping in two flanges 2 of laminating mutually this moment, the stability of pipeline and valve body 1 connection has been guaranteed, and the quick assembly disassembly of pipeline and valve body 1 has been realized.

As shown in fig. 1 and 2, the mounting ring 3 is fixedly sleeved with a sealing cylinder 5, and when the limiting compression ring 4 and the mounting ring 3 are clamped between two flanges 2 which are attached to each other, the two flanges 2 which are attached to each other are inserted into the inner side of the sealing cylinder 5, so that the sealing performance of the connection between the pipeline and the valve body 1 is improved.

As shown in fig. 2 and 3, two receiving grooves 51 extending along the radial direction of the sealing cylinder 5 are circumferentially arranged on the inner wall of the sealing cylinder 5, an insertion block 52 is slidably embedded in the receiving grooves 51, the insertion block 52 is connected to the groove wall of the receiving groove 51 through a push spring 54, and a guide surface 53 inclined towards the axis of the sealing cylinder 5 is arranged on one side of the insertion block 52 departing from the mounting ring 3; two inserting grooves 44 corresponding to the inserting blocks 52 one by one are circumferentially arranged on the outer wall of the limiting compression ring 4.

When the limiting compression ring 4 slides towards the mounting ring 3 to approach, the limiting compression ring 4 is gradually inserted into the sealing cylinder 5, one end of the limiting compression ring 4 facing the mounting ring 3 is pressed against the guide surfaces 53 of the two insertion blocks 52, the insertion blocks 52 are pressed into the accommodating grooves 51 through the guide surfaces 53 of the insertion blocks 52, and the pushing springs 54 are compressed; when the rotatory spacing clamping ring 4 of workman for wear to establish pole 31 and rotate to inlay and establish spacing arc wall 42 in, inserting groove 44 will be corresponding to and accomodate groove 51, promote spring 54 this moment and will reply gradually to natural state and make the inserting piece 52 slip peg graft to corresponding inserting groove 44 in, make spacing clamping ring 4 fixed in sealed section of thick bamboo 5 by the joint, improved the stability that pipeline and valve body 1 are connected.

One side of the insertion block 52 far away from the axis of the sealing cylinder 5 is provided with a handheld pull rod 55 which is slidably arranged in the sealing cylinder 5, and the handheld pull rod 55 extends along the radial direction of the sealing cylinder 5. The workman stretches out the one end in the sealed section of thick bamboo 5 outside through the handheld pull rod 55 of pulling, can make the piece 52 that inserts slide and break away from in inserting groove 44 to the workman takes out spacing clamping ring 4 from sealed section of thick bamboo 5, has made things convenient for the dismouting of valve body 1 and pipeline.

As shown in fig. 1, the mounting ring 3 and the limiting compression ring 4 both include two connection half rings 33 arranged at intervals, the sealing cylinder 5 includes two connection half cylinders 56 arranged at intervals, and the inner walls of the connection half cylinders 56 are fixedly connected to the outer walls of the connection half rings 33; the fixed magnet pieces 34 are mounted at both ends of the connecting half ring 33 and the connecting half cylinder 56, the two corresponding fixed magnet pieces 34 attract each other, so that the mounting ring 3, the limit compression ring 4 and the sealing cylinder 5 are assembled respectively,

the implementation principle of the high sealed easy dismouting ball valve of this application embodiment does: when the flange 2 on the external pipeline is attached to the flange 2 on the valve body 1, a worker can sleeve the mounting ring 3 on the valve body 1 and slide the mounting ring 3 towards the flange 2, so that each penetrating rod 31 on the mounting ring 3 is penetrated through the corresponding two through holes 21 in a sliding manner.

Then, a worker sleeves the limiting compression ring 4 on the pipeline and slides the limiting compression ring 4 towards the penetrating rod 31, so that the penetrating rod 31 is embedded into the embedding groove 41, and the limiting compression ring 4 presses the inserting block 52 into the accommodating groove 51; then, the worker rotates the limiting pressure ring 4, so that the penetrating rod 31 in the embedding groove 41 rotates into the limiting arc-shaped groove 42, and the clamping block 43 is clamped in the clamping groove 32 in a rotating manner; simultaneously, inserting groove 44 will be corresponding to and accomodate groove 51, push spring 54 will make inserting block 52 slide and peg graft in corresponding inserting groove 44, make spacing clamping ring 4, sealed section of thick bamboo 5 and collar 3 locked together, spacing clamping ring 4 and collar 3 will be centre gripping in two flanges 2 of laminating mutually together jointly this moment, sealed section of thick bamboo 5 will overlap and establish on two flanges 2 of laminating mutually, realized the quick assembly disassembly of pipeline and valve body 1, and improved the leakproofness that pipeline and valve body 1 are connected.

Claims

1. A ball valve with an easily-detachable connecting structure comprises a valve body, wherein a flange is fixed at the end part of the valve body, and the ball valve is characterized in that a mounting ring and a limiting compression ring which are used for clamping two flanges which are attached together are arranged at the end part of the valve body, a plurality of through holes are formed in the flange, and a plurality of penetrating rods which penetrate through the through holes are arranged on the mounting ring; the one end of spacing clamping ring is equipped with a plurality of confessions and wears to establish that the pole slides to inlay and establish the groove and a plurality of confession wears to establish the pole and rotates and inlay the spacing arc wall of establishing, inlays and establishes groove and spacing arc wall intercommunication, is equipped with the joint piece on the cell wall of spacing arc wall, is equipped with the joint groove that supplies joint piece rotation joint on the lateral wall of wearing to establish the pole.

2. The ball valve with the easy-to-disassemble and assemble connecting structure as claimed in claim 1, wherein the mounting ring is provided with a sealing cylinder, one end of the sealing cylinder is fixed with the mounting ring, and the sealing cylinder is sleeved outside the flange.

3. The ball valve with the easy-to-disassemble and assemble connecting structure as claimed in claim 2, wherein the sealing cylinder is connected with an insertion block in a sliding manner along the radial direction of the sealing cylinder, and the outer wall of the limiting compression ring is provided with an insertion groove for the insertion block to be inserted in a sliding manner; the inserting block is provided with a pushing spring which enables the inserting block to keep moving towards the inner side, and when the penetrating rod is embedded in the limiting arc-shaped groove, the inserting block can be inserted into the inserting groove in a sliding mode.

4. The ball valve with the easy-to-disassemble and assemble connecting structure as claimed in claim 3, wherein the inner wall of the sealing cylinder is provided with a radially extending accommodating groove, the insertion block is slidably embedded in the accommodating groove, one side of the insertion block away from the axis of the sealing cylinder is provided with a handheld pull rod slidably penetrating through the sealing cylinder, and the handheld pull rod extends along the radial direction of the sealing cylinder.

5. A ball valve having an easily detachable connecting structure according to claim 3, wherein a side of the insert block facing away from the mounting ring is provided with a guide surface inclined toward an axis of the sealing cylinder.

6. The ball valve with the easy-to-disassemble and assemble connecting structure as claimed in any one of claims 1 to 5, wherein the mounting ring and the limiting compression ring each comprise two connecting half rings which are clamped on the valve body or the pipeline together.

7. The ball valve with the easy detachable connection structure as claimed in claim 6, wherein the half coupling rings are provided at both ends thereof with fixed magnet pieces, and the corresponding two fixed magnet pieces attract each other.

8. The ball valve with the easy-to-disassemble and assemble connecting structure as claimed in claim 6, wherein each connecting half ring corresponds to at least two through rods.