CN210397783U

CN210397783U - Valve structure with clamping sleeve for overcoming influence of external environment temperature

Info

Publication number: CN210397783U
Application number: CN201921341185.7U
Authority: CN
Inventors: 肖彪
Original assignee: Xinjiang Daqo New Energy Co Ltd
Current assignee: Xinjiang Daqo New Energy Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-04-24
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a valve structure with a jacket for overcoming the influence of the external environment temperature, which comprises a valve body and a valve cover, wherein the upper side and the lower side of the valve body are fixedly connected with the valve cover through bolts and nuts, the valve body and the inner cavity of the valve cover jointly form a spherical groove, a sphere is arranged in the spherical groove, a sealing surface is arranged between the spherical groove and the sphere, a valve rod is arranged on the sphere, a jacket heat preservation mechanism is jointly arranged at the outer sides of the valve body and the valve cover, hot water flows through a liquid through cavity and is discharged along a liquid through outlet, and exchanges heat with the valve body and the valve cover to ensure that the sphere is smooth, thereby thoroughly solving the problem that a medium passing through the valve is not crystallized or frozen, ensuring the normal operation and the continuity of the production, improving the production efficiency, saving the cost for maintaining the heat preservation of the valve all the year, only needing one-time investment, and improving, the pipeline maintenance rate is reduced, and the labor intensity of workers is reduced.

Description

Valve structure with clamping sleeve for overcoming influence of external environment temperature

Technical Field

The utility model relates to the technical field of valves, the concrete field is an overcome area of external environment temperature influence and press from both sides cover valve structure.

Background

The valve is used as the most conventional equipment used in chemical engineering units and daily life, and is also an important component of pipelines and pipelines, so that each workshop unit of a chemical enterprise can be used, the use working condition and the conveying medium of the valve are the main basis for type selection, and in the type selection of the valve for conveying the medium easy to crystallize, in order to ensure that the adjustment or the opening and closing of the valve are not influenced by the environment, heat preservation measures are usually adopted outside the valve shell.

The existing pipeline system for conveying the easily-crystallized or easily-frozen medium is characterized in that the medium is easily crystallized or frozen, a heat insulation layer is usually added to a pipeline system for avoiding crystallization or freezing of the medium of the system, and due to the fact that the valve is irregular and has an internal structure, the heat insulation layer is easy to damage and the heat insulation effect is poor, so that the risk of being frozen or crystallized is caused to the pipeline system, and the normal operation of production is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an overcome area of external environment temperature influence and take jacket valve structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a valve structure with a jacket capable of overcoming the influence of external environment temperature comprises a valve body and a valve cover, wherein the upper side and the lower side of the valve body are fixedly connected with the valve cover through bolts and nuts, a flow passage of the valve body and a flow passage of the valve cover are positioned on the same axis, the valve body and an inner cavity of the valve cover jointly form a spherical groove, a sphere is arranged in the spherical groove, a sealing surface is arranged between the spherical groove and the sphere, a valve rod is arranged on the sphere, the valve rod extends out of the valve body, and a jacket heat-insulating mechanism is jointly arranged on the outer sides of the valve body and the valve cover;

the jacket heat-preservation mechanism comprises a jacket main body, the jacket main body is sleeved on the valve body and the valve cover, a liquid through cavity is formed in an inner cavity of the jacket main body, liquid through inlets are symmetrically formed in the lower surface of the jacket main body, liquid through outlets are symmetrically formed in the upper surface of the jacket main body, the liquid through inlets and the liquid through outlets are communicated with the liquid through cavity, and sealing plugs are arranged on the liquid through inlets and the liquid through outlets.

Preferably, a gasket is arranged between the valve body and the valve cover, and the gasket is used for sealing the valve body and the valve cover.

Preferably, a sphere fixing shaft is arranged in the valve body and on the axis of the sphere center of the sphere, and the sphere is rotatably sleeved on the sphere fixing shaft.

Preferably, a pressure plate is arranged on the valve body and at the valve rod through a bolt and a nut, and the pressure plate is sleeved on the valve rod.

Preferably, the bolt is a stud bolt, and the nut is a hexagon nut.

Preferably, a spring is arranged between the spherical groove and the sealing surface, and the spring is matched with the sealing surface for use so as to seal the valve body and the valve cover.

Preferably, the jacket main body comprises a first jacket and a second jacket, the first jacket is sleeved on the valve body, the second jacket is sleeved on the valve cover, and the first jacket and the second jacket are fixedly connected through a bolt and a nut.

Preferably, the sealing plug comprises a threaded rod, and a sealing cover body is fixedly arranged on the threaded rod.

Preferably, the lower fixed surface of the sealing cover body is provided with one end of a compression spring, the other end of the compression spring is fixedly provided with a sealing gasket, and the threaded rod is sleeved with the sealing gasket.

Compared with the prior art, the beneficial effects of the utility model are that: through the valve body, the valve gap, the spheroid, sealed face and valve rod constitute the major structure of valve, establish the cover main part that presss from both sides on the valve through the cover, logical liquid chamber, lead to the liquid import, lead to liquid export and sealing plug and constitute and press from both sides cover heat preservation mechanism, hot water flows through leading to the liquid chamber and along leading to the liquid export discharge, and carry out the heat exchange with valve body and valve gap, make the spheroid unobstructed, the medium that has thoroughly solved in the valve through realizes not being crystallized or being frozen, thereby guarantee the normal operating and the continuity of production, improve production efficiency, the expense of valve maintenance heat preservation has been saved throughout the year, only need disposable investment, the stability of system has been improved, the pipeline maintenance rate has been reduced, staff's intensity of labour has been reduced.

Drawings

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

FIG. 2 is a schematic view of a part of the enlarged structure of A in FIG. 1;

fig. 3 is a schematic top view of the jacket main body according to the present invention;

fig. 4 is a schematic structural view of a sealing plug in embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of a sealing plug in embodiment 2 of the present invention.

In the figure: 1-valve body, 2-valve cover, 3-bolt, 4-nut, 5-sphere, 6-sealing surface, 7-valve rod, 8-jacket main body, 801-first jacket, 802-second jacket, 9-liquid through cavity, 10-liquid through inlet, 11-liquid through outlet, 12-sealing plug, 1201-threaded rod, 1202-sealing cover body, 1203-compression spring, 1204-sealing pad, 13-gasket, 14-sphere fixing shaft, 15-pressing plate and 16-spring.

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.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: a valve structure with a jacket capable of overcoming the influence of external environment temperature comprises a valve body 1 and a valve cover 2, wherein the upper side and the lower side of the valve body 1 are fixedly connected with the valve cover 2 through bolts 3 and nuts 4, a flow passage of the valve body 1 and a flow passage of the valve cover 2 are positioned on the same axis, an inner cavity of the valve body 1 and an inner cavity of the valve cover 2 jointly form a spherical groove, a ball body 5 is arranged in the spherical groove, a sealing surface 6 is arranged between the spherical groove and the ball body 5, a valve rod 7 is arranged on the ball body 5, the valve rod 7 extends out of the valve body 1, a jacket heat-insulating mechanism is jointly arranged on the outer sides of the valve body 1 and the valve cover 2, and a main body structure of the valve is formed by the valve body 1;

the jacket heat-preservation mechanism comprises a jacket main body 8, the jacket main body 8 is sleeved on the valve body 1 and the valve cover 2, a liquid through cavity 9 is formed in an inner cavity of the jacket main body 8, liquid through inlets 10 are symmetrically formed in the lower surface of the jacket main body 8, liquid through outlets 11 are symmetrically formed in the upper surface of the jacket main body 8, the liquid through inlets 10 and the liquid through outlets 11 are communicated with the liquid through cavity 9, sealing plugs 12 are arranged on the liquid through inlets 10 and the liquid through outlets 11, the jacket main body 8, the liquid through cavities 9, the liquid through inlets 10, the liquid through outlets 11 and the sealing plugs 12 which are sleeved on the valve form the jacket heat-preservation mechanism, hot water flows through the liquid through cavities 9 and is discharged along the liquid through outlets 11, and exchanges heat with the valve body 1 and the valve cover 2, so that the ball body 5 is smooth, and the problem that a medium passing through the valve is not crystallized or frozen is thoroughly solved, thereby ensuring the normal operation and continuity of production, improving the production efficiency, saving the cost of maintaining the heat-insulating layer of the valve all the year round, only needing one-time investment, improving the stability of the system, reducing the maintenance rate of pipelines and reducing the labor intensity of workers.

Specifically, a gasket 13 is disposed between the valve body 1 and the bonnet 2, and the gasket 13 is used for sealing the valve body 1 and the bonnet 2.

Specifically, a sphere fixing shaft 14 is disposed in the valve body 1 and on the axis of the sphere center of the sphere 5, and the sphere 5 is rotatably sleeved on the sphere fixing shaft 14.

Specifically, a pressure plate 15 is arranged on the valve body 1 and at the position of the valve rod 7 through a bolt 3 and a nut 4, and the pressure plate 15 is sleeved on the valve rod 7.

Specifically, the bolt 3 is a stud bolt, and the nut 4 is a hexagonal nut.

Specifically, a spring 16 is disposed between the spherical groove and the sealing surface 6, and the spring 16 cooperates with the sealing surface 6 to seal the valve body 1 and the bonnet 2.

Specifically, the jacket main body 8 includes a first jacket 801 and a second jacket 802, the first jacket 801 is sleeved on the valve body 1, the second jacket 802 is sleeved on the valve cap 2, and the first jacket 801 and the second jacket 802 are connected and fixed by a bolt and a nut.

Specifically, the sealing plug 12 includes a threaded rod 1201, and a sealing cover 1202 is fixedly disposed on the threaded rod 1201.

The working principle is as follows: the utility model discloses in provide an overcome area of external environment temperature influence and press from both sides cover valve structure, it rotates to drive spheroid 5 through rotating valve rod 7, make the runner of valve body 1 and valve gap 2 be linked together, realize the circulation of pipeline, because valve body 1 generally is located the lower extreme of pipeline, hydrops dead point or crystallization easily appear when north winter, make spheroid 5 blockked up, cause technology parking to overhaul or the abnormal conditions, twist this moment to twist down sealing plug 12 and pour into hot water into logical liquid chamber 9 along leading to liquid import 10, hot water flows through logical liquid chamber 9 and along leading to liquid export 11 discharges, and carry out the heat exchange with valve body 1 and valve gap 2, make spheroid 5 unobstructed, thoroughly solved the medium realization that passes through in the valve and not by the crystallization or by freezing, thereby ensure the normal operating and the continuity of production.

Example 2:

referring to fig. 5, the present invention provides a technical solution: one end of a compression spring 1203 is fixedly arranged on the lower surface of the sealing cover body 1202, a sealing gasket 1204 is fixedly arranged at the other end of the compression spring 1203, and the threaded rod 1201 is sleeved with the sealing gasket 1204.

The working principle is as follows: the utility model discloses in provide an overcome area of external environment temperature influence and press from both sides cover valve structure, compare in embodiment 1 and increased compression spring 1203 and sealed the pad 1204, hug closely with pressing from both sides cover main part 8 through sealed the pad 1204 and further guarantee its sealing performance.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an overcome area clamp cover valve structure of external environment temperature influence, includes valve body (1) and valve gap (2), its characterized in that: the upper side and the lower side of the valve body (1) are fixedly connected with the valve cover (2) through bolts (3) and nuts (4), a flow passage of the valve body (1) and a flow passage of the valve cover (2) are positioned on the same axis, the valve body (1) and an inner cavity of the valve cover (2) jointly form a spherical groove, a sphere (5) is arranged in the spherical groove, a sealing surface (6) is arranged between the spherical groove and the sphere (5), a valve rod (7) is arranged on the sphere (5), the valve rod (7) extends out of the valve body (1), and a jacket heat-insulating mechanism is jointly arranged on the outer sides of the valve body (1) and the valve cover (2);

the jacket heat-preservation mechanism comprises a jacket main body (8), the jacket main body (8) is sleeved on the valve body (1) and the valve cover (2), a liquid through cavity (9) is arranged in an inner cavity of the jacket main body (8), a liquid through inlet (10) is symmetrically arranged on the lower surface of the jacket main body (8), a liquid through outlet (11) is symmetrically arranged on the upper surface of the jacket main body (8), the liquid through inlet (10) is communicated with the liquid through outlet (11) which is communicated with the liquid through cavity (9), and a sealing plug (12) is arranged on the liquid through inlet (10) and the liquid through outlet (11).

2. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: a gasket (13) is arranged between the valve body (1) and the valve cover (2), and the gasket (13) is used for sealing the valve body (1) and the valve cover (2).

3. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: a sphere fixing shaft (14) is arranged in the valve body (1) and on the axis of the sphere center of the sphere (5), and the sphere (5) is rotatably sleeved on the sphere fixing shaft (14).

4. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: the pressure plate (15) is arranged on the valve body (1) and located at the valve rod (7) through the bolt (3) and the nut (4), and the pressure plate (15) is sleeved on the valve rod (7).

5. The valve structure with a jacket according to claim 4, wherein the valve structure with the jacket overcomes the influence of the external environment temperature, and is characterized in that: the bolt (3) is a stud bolt, and the nut (4) is a hexagon nut.

6. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: a spring (16) is arranged between the spherical groove and the sealing surface (6), and the spring (16) is matched with the sealing surface (6) for use so as to seal the valve body (1) and the valve cover (2).

7. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: the clamping sleeve main body (8) comprises a first clamping sleeve (801) and a second clamping sleeve (802), the first clamping sleeve (801) is sleeved on the valve body (1), the second clamping sleeve (802) is sleeved on the valve cover (2), and the first clamping sleeve (801) and the second clamping sleeve (802) are fixedly connected with nuts through bolts.

8. The valve structure with a jacket capable of overcoming the influence of the external environment temperature as set forth in claim 1, wherein: the sealing plug (12) comprises a threaded rod (1201), and a sealing cover body (1202) is fixedly arranged on the threaded rod (1201).

9. The valve structure with a jacket according to claim 8, wherein the valve structure with a jacket overcomes the influence of the external environment temperature, and is characterized in that: the lower surface of the sealing cover body (1202) is fixedly provided with one end of a compression spring (1203), the other end of the compression spring (1203) is fixedly provided with a sealing gasket (1204), and the threaded rod (1201) is sleeved with the sealing gasket (1204).