CN217463293U - Thin type butt-clamping flange ball valve - Google Patents

Abstract

The utility model relates to the technical field of ball valves, in particular to a thin type butt-clamping flange ball valve; the device does not need to adopt a special tool and return to the factory for maintenance, and is convenient for subsequent maintenance; including valve body, spheroid, side stopper, valve rod, handle and valve rod sealing mechanism, be provided with the valve pocket in the valve body, be provided with the disk seat in the valve pocket, the spheroid is rotatable to be installed on the disk seat, the one end and the spheroid fixed connection of valve rod, the other end and the handle fixed connection of valve rod, be provided with the opening with the inside intercommunication of valve pocket on the valve body, the side stopper passes through slim hexagon socket head cap screw fixed mounting on the opening of valve body, valve rod sealing mechanism installs between valve rod outer wall and valve body.

Description

Thin type butt-clamping flange ball valve

Technical Field

The utility model relates to a technical field of ball valve especially relates to a slim butt clamp flange ball valve.

Background

As is well known, the thin type butt-clamping flange ball valve is widely applied in production and life, has more remarkable advantages compared with other flange ball valves, and has the advantages of short structural length, light weight, simple and convenient installation and low cost. Due to the structural limitation of the thin type double-clip flange ball valve, the side plug is mostly provided with large threads on the outer side and is screwed on the valve body, the side plug cannot be maintained on site after leakage occurs due to some special conditions in the valve opening and closing process, the side plug can only be sent back to a factory, and a special tool and a tool are used for dismounting and replacing the side plug, so that a pipeline is stopped, and great loss is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a need not adopt specialized tool and return the factory maintenance, the slim butt clamp flange ball valve of the follow-up maintenance of being convenient for.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: including valve body, spheroid, side stopper, valve rod, handle and valve rod sealing mechanism, be provided with the valve pocket in the valve body, be provided with the disk seat in the valve pocket, the spheroid is rotatable to be installed on the disk seat, the one end and the spheroid fixed connection of valve rod, the other end and the handle fixed connection of valve rod, be provided with the opening with the inside intercommunication of valve pocket on the valve body, the side stopper passes through slim hexagon socket head cap screw fixed mounting on the opening of valve body, valve rod sealing mechanism installs between valve rod outer wall and valve body.

Preferably, the valve rod sealing mechanism comprises a thrust gasket, an O-shaped ring, a filler and a pressing sleeve, the thrust gasket and the O-shaped ring are installed at the bottom of the valve rod, and a hexagonal thin nut is screwed on the upper portion of the valve rod.

Preferably, the valve further comprises a butterfly spring, the butterfly spring is sleeved on the valve rod, and the butterfly spring is located between the pressing sleeve and the hexagonal thin nut.

Preferably, a gasket is arranged between the side plug and the valve body.

Preferably, the handle is provided with a handle sleeve.

(III) advantageous effects

Compared with the prior art, the utility model provides a slim butt clamp flange ball valve possesses following beneficial effect: this slim flange ball valve that presss from both sides can realize maintaining maintenance to each position in the valve pocket through dismantling the side stopper, and the valve ball can be got at the opening part and put, need not adopt specialized tool and return to the factory to maintain, has improved the equipment of ball valve and the convenience of follow-up maintenance.

Drawings

FIG. 1 is a schematic view of the internal cutting structure of the present invention;

fig. 2 is a schematic view of the structure of fig. 1;

fig. 3 is a schematic structural view of the side plug of the present invention;

in the drawings, the reference numbers: 1. a valve body; 2. a sphere; 3. a side plug; 4. a valve stem; 5. a handle; 6. a valve cavity; 7. a valve seat; 8. thin type socket head cap screws; 9. a thrust washer; 10. an O-shaped ring; 11. a filler; 12. pressing the sleeve; 13. a belleville spring; 14. a gasket; 15. covering the handlebar; 16. hexagonal thin nuts.

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. 1-3, the thin type butt-clamping flange ball valve of the present invention comprises a valve body 1, a ball body 2, a side plug 3, a valve rod 4, a handle 5 and a valve rod sealing mechanism, wherein a valve cavity 6 is arranged in the valve body 1, a valve seat 7 is arranged in the valve cavity 6, the ball body 2 is rotatably mounted on the valve seat 7, one end of the valve rod 4 is fixedly connected with the ball body 2, the other end of the valve rod 4 is fixedly connected with the handle 5, an opening communicated with the interior of the valve cavity 6 is arranged on the valve body 1, the side plug 3 is fixedly mounted on the opening of the valve body 1 through a thin type inner hexagon screw 8, and the valve rod sealing mechanism is mounted between the outer wall of the valve rod 4 and the valve body 1; furthermore, the end of the side plug 3 close to the valve body 1 is in a trapezoid table shape, and the side plug 3 is in a trapezoid table shape, so that the contact area between the side plug 3 and the valve body 1 can be increased, and the sealing performance between the side plug 3 and the valve body 1 is improved.

Specifically, the valve rod sealing mechanism comprises a thrust gasket 9, an O-shaped ring 10, a filler 11 and a pressing sleeve 12, wherein the thrust gasket 9 and the O-shaped ring 10 are arranged at the bottom of the valve rod 4, and a hexagonal thin nut 16 is screwed on the upper part of the valve rod 4; by rotating the hexagonal thin nut 16, the packing 11 and the O-shaped ring 10 are pressed down by the pressing sleeve 12, so that the gap between the valve rod 4 and the valve body 1 is sealed, and the medium is prevented from leaking.

Specifically, the valve rod device further comprises a butterfly spring 13, wherein the butterfly spring 13 is sleeved on the valve rod 4, and the butterfly spring 13 is positioned between the pressing sleeve 12 and the hexagonal thin nut 16; the double-layer butterfly-shaped elastic sheet design on the upper part of the filler 11 ensures that the filler 11 always keeps pressing force and the filler 11 does not leak.

Specifically, a gasket 14 is arranged between the side plug 3 and the valve body 1; the sealing performance between the valve body 1 and the side plug 3 can be improved through the gasket 14, and the medium in the valve cavity 6 is prevented from being exposed and leaking.

Specifically, the handle 5 is provided with a handle sleeve 15; the handle sleeve 15 can improve the friction force between the operator and the handle 5, improve the comfort of the operator and facilitate the rotation adjustment of the handle 5.

When the ball valve is used, the side plug 3 can be detached, rapid overhaul and maintenance of all components in the valve cavity 6 are achieved, when the sealing performance of the valve rod sealing mechanism is adjusted, the good sealing of overhaul between the valve rod 4 and the valve body 1 through the filler 11 and the O-shaped ring 10 is achieved under the elastic action of the belleville spring 13 by rotating the hexagonal thin nut 16, and the overall sealing performance of the ball valve is improved.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on … …", "above … …" and "above … …" in this disclosure should be interpreted in its broadest sense such that "on … …" means not only "directly on something", but also includes the meaning of "on something" with intervening features or layers therebetween, and "above … …" or "above … …" includes not only the meaning of "above something" or "above" but also includes the meaning of "above something" or "above" with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims (5)

1. The utility model provides a slim split flange ball valve, its characterized in that includes valve body (1), spheroid (2), side stopper (3), valve rod (4), handle (5) and valve rod sealing mechanism, be provided with valve pocket (6) in valve body (1), be provided with disk seat (7) in valve pocket (6), spheroid (2) rotatable the installation on disk seat (7), the one end and spheroid (2) fixed connection of valve rod (4), the other end and handle (5) fixed connection of valve rod (4), be provided with the opening with the inside intercommunication of valve pocket (6) on valve body (1), side stopper (3) are through slim hexagon socket head cap screw (8) fixed mounting on the opening of valve body (1), valve rod sealing mechanism installs between valve rod (4) outer wall and valve body (1).

2. The thin type butt-clamping flange ball valve according to claim 1, characterized in that the valve rod sealing mechanism comprises a thrust gasket (9), an O-shaped ring (10), a packing (11) and a pressing sleeve (12), the thrust gasket (9) and the O-shaped ring (10) are arranged at the bottom of the valve rod (4), and a hexagonal thin nut (16) is screwed at the upper part of the valve rod (4).

3. A thin type butt-clamping flange ball valve according to claim 2, further comprising a belleville spring (13), wherein the belleville spring (13) is sleeved on the valve rod (4), and the belleville spring (13) is positioned between the pressing sleeve (12) and the hexagonal thin nut (16).

4. A low-profile split-flange ball valve according to claim 3, wherein a gasket (14) is provided between the side plug (3) and the valve body (1).

5. A thin type butt-clamping flange ball valve according to claim 4, characterized in that the handle (5) is provided with a handle sleeve (15).

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