CN214197275U

CN214197275U - Stop valve with early warning mechanism

Info

Publication number: CN214197275U
Application number: CN202023063521.1U
Authority: CN
Inventors: 许秀舫; 郑景辉; 唐家伟; 李淑杰
Original assignee: Tieling Large Valve Group Co ltd
Current assignee: Tieling Large Valve Group Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-14
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a stop valve with early warning mechanism, which comprises a valve body, sealed spacing seat and drive seal assembly, the inboard of valve body is provided with layering spare, fixed connection between layering spare and the valve body, the top of valve body is provided with sealed spacing seat, through bolt fixed connection between sealed spacing seat and the valve body, sealed spacing seat includes the closing plate, a pedestal, support arm and footstock, the top fixedly connected with base of closing plate, the bilateral symmetry fixedly connected with support arm of base, the top fixedly connected with footstock of support arm, the top of sealed spacing seat is provided with drive seal assembly. The valve body can be controlled in circulation through mutual matching between the valve core and the through hole, and the valve body can be opened more conveniently through mutual matching between the sealing limiting seat and the driving sealing assembly, and meanwhile, the whole sealing effect can be effectively improved.

Description

Stop valve with early warning mechanism

Technical Field

The utility model relates to a stop valve technical field specifically is a stop valve with early warning mechanism.

Background

The stop valve, also called the stop valve, is a valve used most widely, it is popular because the friction between the sealing surfaces is small in the process of opening and closing, it is durable, the opening height is not large, it is easy to make, it is convenient to maintain, not only suitable for the medium and low pressure, but also suitable for the high pressure; the closing principle of the stop valve is that the sealing surface of the valve clack is tightly attached to the sealing surface of the valve seat by means of the pressure of the valve rod, and the medium is prevented from flowing.

However, the existing stop valve with the early warning mechanism still has some defects when in use, such as poor protection performance, and the stop valve is easily damaged under the impact of external force or high and low temperature environments, so that the service life of the stop valve is influenced, and inconvenience is brought to users.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stop valve with early warning mechanism aims at improving the current stop valve with early warning mechanism and still has some shortcomings when using, if the barrier propterty is poor, makes the stop valve receive the damage very easily under receiving external shock or high low temperature environment, influences the life of stop valve, the problem of bringing inconvenience for the user.

The utility model discloses a realize like this:

the utility model provides a stop valve with early warning mechanism, which comprises a valve body, sealed spacing seat and drive seal assembly, the inboard of valve body is provided with layering spare, fixed connection between layering spare and the valve body, the top of valve body is provided with sealed spacing seat, pass through bolt fixed connection between sealed spacing seat and the valve body, sealed spacing seat includes the closing plate, a pedestal, support arm and footstock, the top fixedly connected with base of closing plate, the bilateral symmetry fixedly connected with support arm of base, the top fixedly connected with footstock of support arm, the top of sealed spacing seat is provided with drive seal assembly, connect through screw-thread fit's mode between drive seal assembly and the sealed spacing seat, drive seal assembly includes the carousel, threaded rod and case, the bottom fixedly connected with threaded rod of carousel, the bottom fixedly connected with case of threaded rod.

Furthermore, the outer side of the threaded rod is connected with a top end sealing element in a thread fit mode, the top end sealing element is fixed at the top end of the top seat, the outer side of the threaded rod is connected with a sealing and reinforcing limiting element in a thread fit mode, the sealing and reinforcing limiting element is fixed at the top end of the base in an inserting mode, the outer side of the threaded rod is connected with a bottom end sealing element in a thread fit mode, the threaded rod is fixed at the bottom end of the sealing plate in a thread fit mode, the top end sealing element is connected with the outer side of the threaded rod in a thread fit mode to limit the position of the threaded rod conveniently, so that the rotation of the threaded rod is more stable, the sealing and reinforcing limiting element is connected with the outer side of the threaded rod in a thread fit mode to seal the top end of the base, and the bottom end sealing element is connected with the outer side of the threaded rod in a thread fit mode, the sealing plate is used for sealing the bottom end of the sealing plate, so that the sealing plate can be placed when the rotating disc is rotated to prevent water leakage.

Further, the both sides of valve body all are provided with first flange, fixed connection between first flange and the valve body, and the top fixedly connected with second flange of valve body all is provided with first flange through the both sides at the valve body, is that it is more convenient in order to let the connection of pipeline, through the top fixedly connected with second flange at the valve body, is that the leakproofness of connecting between in order to let valve body and sealed spacing seat is better.

Furthermore, the shape of layering spare sets up to Z shape structure, and the up end of layering spare runs through and has seted up the through-hole, is the inboard of the convenient valve body of cutting apart through setting up layering spare.

Further, the up end of closing plate runs through and has seted up spacing hole, spacing hole centers on the equidistant distribution in axle center of closing plate, connecting thread has been seted up to the bottom of closing plate, the bilateral symmetry fixedly connected with connecting piece of base runs through and has seted up spacing hole through the up end at the closing plate, it is more convenient in order to let the connection between closing plate and the second flange, connecting thread has been seted up through the bottom at the closing plate, be for the convenience of installation bottom sealing member.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of rational in infrastructure, convenient to use, can realize the circulation control to the valve body through mutually supporting between the case that sets up and the through-hole, through mutually supporting between the sealed spacing seat that sets up and the drive seal assembly to can let opening of valve body more convenient, simultaneously can also effectual improvement holistic sealed effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a stop valve with an early warning mechanism according to the present invention;

FIG. 2 is a cross-sectional view of a stop valve with an early warning mechanism of the present invention;

FIG. 3 is a schematic structural view of a valve body of a stop valve with an early warning mechanism according to the present invention;

FIG. 4 is a first schematic structural view of a sealing and limiting seat of a stop valve with an early warning mechanism according to the present invention;

FIG. 5 is a schematic structural view of a second sealing and limiting seat of the stop valve with an early warning mechanism according to the present invention;

fig. 6 is a schematic structural diagram of a driving seal assembly of a stop valve with an early warning mechanism.

In the figure: 1. a valve body; 11. a layered article; 111. a through hole; 12. a first connecting flange; 13. a second connecting flange; 2. sealing the limiting seat; 21. a sealing plate; 211. a limiting hole; 212. connecting threads; 22. a base; 221. a connecting member; 23. a support arm; 24. a top seat; 3. driving the seal assembly; 31. a turntable; 32. a threaded rod; 33. a tip seal; 34. sealing and reinforcing the limiting part; 35. a bottom end seal; 36. a valve core.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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 all belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Referring to fig. 1, 2, 3, 4, 5 and 6, a stop valve with an early warning mechanism includes a valve body 1, a sealing limit seat 2 and a driving seal assembly 3, wherein both sides of the valve body 1 are provided with first connecting flanges 12, the first connecting flanges 12 are fixedly connected with the valve body 1, the top end of the valve body 1 is fixedly connected with a second connecting flange 13, the first connecting flanges 12 are arranged on both sides of the valve body 1, so that the connection of pipelines is more convenient, and the second connecting flange 13 is fixedly connected with the top end of the valve body 1, so that the sealing performance of the connection between the valve body 1 and the sealing limit seat 2 is better; the layered part 11 is in a Z-shaped structure, a through hole 111 is formed in the upper end face of the layered part 11 in a penetrating mode, and the layered part 11 is arranged to facilitate the division of the inner side of the valve body 1; the inner side of the valve body 1 is provided with a layered part 11, the layered part 11 is fixedly connected with the valve body 1, the top end of the valve body 1 is provided with a sealed limiting seat 2, the sealed limiting seat 2 is fixedly connected with the valve body 1 through bolts, the sealed limiting seat 2 comprises a sealing plate 21, a base 22, a supporting arm 23 and a top seat 24, the upper end surface of the sealing plate 21 is provided with limiting holes 211 in a penetrating manner, the limiting holes 211 surround the axis of the sealing plate 21 and are distributed at equal intervals, the bottom of the sealing plate 21 is provided with connecting threads 212, two sides of the base 22 are symmetrically and fixedly connected with connecting pieces 221, the upper end surface of the sealing plate 21 is provided with limiting holes 211 in a penetrating manner, so that the sealing plate 21 is connected with the second connecting flange 13 more conveniently, and the bottom end sealing piece 35 is convenient to install by the connecting threads 212 arranged at the bottom of the sealing plate 21; the top end of the sealing plate 21 is fixedly connected with a base 22, two sides of the base 22 are symmetrically and fixedly connected with supporting arms 23, and the top ends of the supporting arms 23 are fixedly connected with a top seat 24;

the top end of the sealing limiting seat 2 is provided with a driving sealing component 3, the driving sealing component 3 is connected with the sealing limiting seat 2 in a thread fit mode, the driving sealing component 3 comprises a rotary disc 31, a threaded rod 32 and a valve core 36, the bottom end of the rotary disc 31 is fixedly connected with the threaded rod 32, the bottom end of the threaded rod 32 is fixedly connected with the valve core 36, the outer side of the threaded rod 32 is connected with a top end sealing part 33 in a thread fit mode, the top end sealing part 33 is fixed at the top end of the top seat 24, the outer side of the threaded rod 32 is connected with a sealing reinforcing limiting part 34 in a thread fit mode, the sealing reinforcing limiting part 34 is fixed at the top end of the base 22 in a plug-in mode, the outer side of the threaded rod 32 is connected with a bottom end sealing part 35 in a thread fit mode, the threaded rod 32 is fixed at the bottom end of the sealing plate 21 in a thread fit mode, and the outer side of the threaded rod 32 is connected with the top end sealing part 33 in a thread fit mode, in order to facilitate the position limitation of the threaded rod 32, so that the rotation of the threaded rod 32 can be more stable, the outer side of the threaded rod 32 is connected with a sealing and reinforcing limiting part 34 in a thread matching mode, the top end of the base 22 is sealed, the outer side of the threaded rod 32 is connected with a bottom end sealing part 35 in a thread matching mode, the bottom end of the sealing plate 21 is sealed, and the sealing plate can be placed in a state of preventing water leakage when the rotary disc 31 rotates.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stop valve with early warning mechanism, includes valve body (1), sealed spacing seat (2) and drive seal assembly (3), its characterized in that: the inner side of the valve body (1) is provided with a layered piece (11), the layered piece (11) is fixedly connected with the valve body (1), the top end of the valve body (1) is provided with a sealed limiting seat (2), the sealed limiting seat (2) is fixedly connected with the valve body (1) through bolts, the sealed limiting seat (2) comprises a sealing plate (21), a base (22), a supporting arm (23) and a top seat (24), the top end of the sealing plate (21) is fixedly connected with the base (22), the two sides of the base (22) are symmetrically and fixedly connected with the supporting arm (23), the top end of the supporting arm (23) is fixedly connected with the top seat (24), the top end of the sealed limiting seat (2) is provided with a driving sealing component (3), and the driving sealing component (3) is connected with the sealed limiting seat (2) through a thread fit mode, the driving sealing assembly (3) comprises a rotary disc (31), a threaded rod (32) and a valve core (36), the bottom end of the rotary disc (31) is fixedly connected with the threaded rod (32), and the bottom end of the threaded rod (32) is fixedly connected with the valve core (36).

2. The stop valve with the early warning mechanism according to claim 1, wherein the outer side of the threaded rod (32) is connected with a top end sealing member (33) in a thread fit manner, the top end sealing member (33) is fixed at the top end of the top seat (24), the outer side of the threaded rod (32) is connected with a sealing and reinforcing limiting member (34) in a thread fit manner, the sealing and reinforcing limiting member (34) is fixed at the top end of the base (22) in a plug-in manner, the outer side of the threaded rod (32) is connected with a bottom end sealing member (35) in a thread fit manner, and the threaded rod (32) is fixed at the bottom end of the sealing plate (21) in a thread fit manner.

3. The stop valve with the early warning mechanism according to claim 1, wherein a first connecting flange (12) is arranged on each of two sides of the valve body (1), the first connecting flange (12) is fixedly connected with the valve body (1), and a second connecting flange (13) is fixedly connected to the top end of the valve body (1).

4. The stop valve with the early warning mechanism is characterized in that the layered part (11) is in a Z-shaped structure, and a through hole (111) is formed in the upper end face of the layered part (11) in a penetrating mode.

5. The stop valve with the warning mechanism according to claim 1, wherein a limiting hole (211) is formed through an upper end surface of the sealing plate (21), the limiting holes (211) are distributed around an axis of the sealing plate (21) at equal intervals, a connecting thread (212) is formed at the bottom of the sealing plate (21), and connecting pieces (221) are symmetrically and fixedly connected to two sides of the base (22).