CN215928451U

CN215928451U - Opening and closing structure for ball valve

Info

Publication number: CN215928451U
Application number: CN202023271585.0U
Authority: CN
Inventors: 李波
Original assignee: Jiangsu Oilway Machinery Co ltd
Current assignee: Jiangsu Oilway Machinery Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-03-01
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to the technical field of valves and discloses an opening and closing structure for a ball valve, which comprises a valve pipe, a first flange and a sleeve, wherein a channel is formed in the center of the valve pipe in a penetrating mode, the sleeve is fixedly connected to the center of the top of the valve pipe, a connecting rod penetrates through the middle of the sleeve and penetrates into the channel, and a pentagonal column is fixedly connected to the top of the connecting rod. According to the ball valve, the connecting rod is fixedly connected to the top of the ball core, the connecting shaft is fixedly connected to the bottom of the ball core, so that when the ball core is impacted, the impact force can be reduced, the compressive resistance of an opening and closing structure of the ball core is enhanced, abrasion can be effectively reduced, the clamping ring connected with the ball core in one circle can be clamped and connected with the annular groove in the middle of the valve pipe, the ball core can be more attached to the inner wall of the valve pipe under the condition that the through hole is formed in the middle of the ball core, the airtightness of the ball valve is enhanced, the valve pipes at two ends can be connected through the second flange, and the ball core is fixed to the middle of the valve pipe, so that the ball valve is more convenient to install.

Description

Opening and closing structure for ball valve

Technical Field

The utility model relates to the technical field of valves, in particular to an opening and closing structure for a ball valve.

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.

Among the present ball valve device, the pressure resistance of ball valve is less, causes wearing and tearing easily at the in-process of long-term use, can influence the leakproofness and lead to appearing the condition that tight back intraductal liquid or gas still flow, consequently needs a ball valve to open and close structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an opening and closing structure for a ball valve, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ball valve is with opening and close structure, includes valve pipe, first flange and sleeve pipe, valve pipe central authorities run through and have seted up the passageway, valve pipe top central fixedly connected with sleeve pipe, the sleeve pipe middle part runs through and installs the connecting rod, and the connecting rod runs through to the passageway inside, five posts of connecting rod top fixedly connected with, five post tops are connected with the threaded rod, connecting rod bottom fixedly connected with ball core, ball core middle part outside a week fixedly connected with clamping ring, ball core bottom fixedly connected with connecting axle, the equal first flange of fixedly connected with in the valve pipe left and right sides.

In a preferred embodiment of the present invention, a wrench is engaged with the outer side of the pentagonal column, and a nut is screwed to the outer side of the threaded rod.

In a preferred embodiment of the present invention, a through hole is formed through the center of the core.

In a preferred embodiment of the present invention, a ring groove is formed in the center of the inner side of the valve tube, and the ring groove is engaged with the engaging ring.

As a preferred embodiment of the present invention, the left and right ends of the middle portion of the valve pipe are fixedly connected with second flanges.

Compared with the prior art, the utility model has the following beneficial effects:

through ball core top fixedly connected with connecting rod and bottom fixedly connected with connecting axle, can make the ball core when receiving the impact, reduce the dynamics that receives the impact, strengthen its resistance to pressure of opening and close the structure, can effectual reducing wear, the block ring of connecting through ball core a week can be connected with the annular block at valve pipe middle part, make the ball core can laminate the valve pipe inner wall more under the condition that the through-hole was seted up at the middle part, strengthen the seal of ball valve, can be with the valve union coupling at both ends through installing the second flange, make the ball core fixed to valve pipe middle part, it is more convenient to install.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front sectional view of an opening and closing structure for a ball valve according to the present invention;

fig. 2 is a left side sectional view of an opening and closing structure for a ball valve according to the present invention.

In the figure: 1. a nut; 2. a wrench; 3. a connecting rod; 4. a first flange; 5. a valve tube; 6. a channel; 7. clamping a ring; 8. a threaded rod; 9. a pentagonal column; 10. a sleeve; 11. a ball core; 12. a through hole; 13. a connecting shaft; 14. a ring groove; 15. a second flange.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a ball valve is with opening and close structure, includes valve pipe 5, first flange 4 and

sleeve pipe

10, 5 central authorities of valve pipe run through and have seted up passageway 6, 5 top central authorities of valve pipe fixedly connected with sleeve pipe 10, the sleeve pipe 10 middle part runs through installs connecting rod 3, and connecting rod 3 runs through to 6 insides of passageway, 3 top fixedly connected with five posts 9 of connecting rod, 9 tops of five posts are connected with threaded

rod

8, 3 bottom fixedly connected with ball cores 11 of connecting rod, 11 middle part outsides a week fixedly connected with snap ring 7 of ball core, 11 bottom fixedly connected with connecting axle 13 of ball core, the equal first flange 4 of fixedly connected with in the 5 left and right sides of valve pipe, it is specific: through 11 top fixedly connected with connecting rods 3 of ball core and bottom fixedly connected with connecting axle 13, can make ball core 11 when receiving the impact, can reduce the dynamics that receives the impact, strengthen its compressive resistance of opening and close the structure, can effectual reducing wear, snap-fit ring 7 through 11 a week of ball core connection can be connected with the 14 block of annular at valve pipe 5 middle part, make ball core 11 can laminate valve pipe 5 inner wall more under the condition that through-hole 12 was seted up at the middle part, strengthen the seal of ball valve, can be connected the valve pipe 5 at both ends through installing second flange 15, make ball core 11 fixed to valve pipe 5 middle part, it is more convenient to install.

In this embodiment (as shown in fig. 1), spanner 2 is installed to the block in the pentagonal column 9 outside, threaded connection has nut 1 in the threaded rod 8 outside, is connected with the block of pentagonal column 9 through spanner 2 and can make the in-process of opening and close more stable can not lead to opening and close the structure because of long-time the use and skid, can be fixed more firm with spanner 2 through nut 1 and threaded rod 8.

In this embodiment (see fig. 2), a through hole 12 is formed through the center of the ball core 11, so that gas or liquid inside the valve tube 5 can smoothly pass through the through hole.

In this embodiment (as shown in fig. 2), a ring groove 14 is formed in the center of the inner side of the valve pipe 5, the ring groove 14 is connected with the snap ring 7 in a snap-fit manner, and the snap ring 7 connected through a circle of the ball core 11 can be connected with the ring groove 14 in the middle of the valve pipe 5 in a snap-fit manner, so that the ball core 11 can be more attached to the inner wall of the valve pipe 5 under the condition that the through hole 12 is formed in the middle of the ball core, and the sealing performance of the ball valve is enhanced.

In this embodiment (please refer to fig. 1), the left and right ends of the middle portion of the valve pipe 5 are fixedly connected with the second flanges 15, and the valve pipes 5 at the two ends can be connected by installing the second flanges 15, so that the ball core 11 is fixed to the middle portion of the valve pipe 5, and the installation is more convenient.

It should be noted that, the present invention is an opening and closing structure for a ball valve, each of which is a universal standard component or a component known to those skilled in the art, and the structure and principle of the opening and closing structure can be known to those skilled in the art through a technical manual or through a conventional experimental method.

The working principle is as follows: firstly, a ball core 11 is fixed to the center inside a valve pipe 5 at two ends, an annular groove 14 is connected with a clamping ring 7 in a clamping way, then the valve pipe 5 at two ends is connected through a second flange 15, a wrench 2 is sleeved on a pentagonal column 9, the wrench 2 is in threaded connection with a threaded rod 8 through a nut 1, the wrench 2 is fixed on the pentagonal column 9, the ball valve organization can be completed, then the ball valve is installed in a pipeline through a first flange 4, a connecting rod 3 is fixedly connected to the top of the ball core 11 and a connecting shaft 13 is fixedly connected to the bottom of the ball core 11, the impact force can be reduced when the ball core 11 is impacted, the pressure resistance of the opening and closing structure of the ball core can be enhanced, the abrasion can be effectively reduced, the clamping ring 7 connected through one circle of the ball core 11 can be connected with the annular groove 14 in the middle of the valve pipe 5 in a clamping way, and the ball core 11 can be more attached to the inner wall of the valve pipe 5 under the condition that a through hole 12 is formed in the middle of the ball core 11, and the tightness of the ball valve is enhanced.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. The utility model provides an opening and close structure for ball valve which characterized in that: including valve pipe (5), first flange (4) and sleeve pipe (10), valve pipe (5) central authorities run through and have seted up passageway (6), valve pipe (5) top central authorities fixedly connected with sleeve pipe (10), sleeve pipe (10) middle part runs through and installs connecting rod (3), and inside connecting rod (3) run through to passageway (6), connecting rod (3) top fixedly connected with pentagon post (9), pentagon post (9) top is connected with threaded rod (8), connecting rod (3) bottom fixedly connected with ball core (11), ball core (11) middle part outside a week fixedly connected with snap ring (7), ball core (11) bottom fixedly connected with connecting axle (13), the equal fixedly connected with first flange (4) of valve pipe (5) left and right sides.

2. The opening and closing structure for the ball valve according to claim 1, wherein: the wrench (2) is installed in the clamping mode of the outer side of the pentagonal column (9), and the nut (1) is connected to the outer side of the threaded rod (8) in a threaded mode.

3. The opening and closing structure for the ball valve according to claim 1, wherein: the center of the ball core (11) is provided with a through hole (12) in a penetrating way.

4. The opening and closing structure for the ball valve according to claim 1, wherein: and the center of the inner side of the valve pipe (5) is provided with a ring groove (14), and the ring groove (14) is clamped and connected with the clamping ring (7).

5. The opening and closing structure for the ball valve according to claim 1, wherein: and the left end and the right end of the middle part of the valve pipe (5) are fixedly connected with second flanges (15).