CN212028683U

CN212028683U - High temperature resistant valve

Info

Publication number: CN212028683U
Application number: CN202020542397.8U
Authority: CN
Inventors: 包鑫强; 包鑫发; 池岳福
Original assignee: Shanghai Meilong Valve Co ltd
Current assignee: Shanghai Meilong Valve Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-11-27
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a high temperature resistance valve, including casing and pipeline, the casing includes anticorrosive coating, high strength layer, first high temperature resistant layer, insulating layer and the second high temperature resistant layer, the first connecting plate of the equal fixedly connected with in the left and right sides of casing, first recess has been seted up to the opposite side of first connecting plate, the pipeline is close to one side fixedly connected with second connecting plate of casing, the second recess has been seted up to the opposite side of second connecting plate, the activity has the filter screen between second recess and the first recess, be provided with sealed the pad between first connecting plate and the second connecting plate, first connecting plate and second connecting plate pass through screw fixed connection, anticorrosive coating is located the surface on high strength layer. The utility model discloses an anticorrosive coating, high strength layer, first high temperature resistant layer, insulating layer and the high temperature resistant layer of second mutually support, have solved present valve high temperature resistant effect not good, lead to the problem that life is short.

Description

High temperature resistant valve

Technical Field

The utility model relates to the technical field of valves, specifically be a high temperature resistance valve.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, and can be divided into a shut-off valve, a check valve, a regulating valve and the like according to functions of the valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant valve possesses the effectual advantage of high temperature resistance, has solved present valve high temperature resistant effectual, leads to the problem that life is short.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant valve, includes casing and pipeline, the casing includes anticorrosive coating, high strength layer, first high temperature resistant layer, insulating layer and the second high temperature resistant layer, the equal first connecting plate of fixedly connected with in the left and right sides of casing, first recess has been seted up to the opposite side of first connecting plate, the pipeline is close to one side fixedly connected with second connecting plate of casing, the second recess has been seted up to the opposite side of second connecting plate, the activity has the filter screen between second recess and the first recess, be provided with sealed the pad between first connecting plate and the second connecting plate, first connecting plate and second connecting plate pass through screw fixed connection.

Preferably, the anti-corrosion coating is positioned on the outer surface of the high-strength layer, the high-strength layer is positioned on the outer surface of the first high-temperature-resistant layer, the first high-temperature-resistant layer is positioned on the outer surface of the heat-insulating layer, and the heat-insulating layer is positioned on the outer surface of the second high-temperature-resistant layer.

Preferably, the corrosion-resistant coating is a coal tar porcelain paint layer, and the high-strength layer is a carbon spring steel layer.

Preferably, the first high temperature resistant layer is an iron-based high temperature alloy, the heat insulation layer is a glass fiber filling layer, and the second high temperature resistant layer is a tungsten alloy layer.

Preferably, the high-strength layer, the heat insulation layer and the second high-temperature-resistant layer have the same thickness, and the thickness of the high-strength layer is half of that of the first high-temperature-resistant layer.

Preferably, the inner cavity of the housing is provided with a valve rod, and the top of the valve rod extends to the lower part of the bottom of the housing.

Preferably, the top of the valve rod is fixedly connected with a rotating handle, and an anti-skid rubber sleeve is sleeved on the outer surface of the rotating handle.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model can prevent the material in the external environment from corroding the shell through the anti-corrosion coating, thereby prolonging the service life of the shell, utilizing the second high temperature resistant layer to have good high temperature resistant effect, preventing the valve from being influenced by high temperature fluid, prolonging the service life, utilizing the heat insulation layer to play a heat insulation effect, avoiding the surface of the valve from being influenced by heat transfer to the switch of the control valve by people, utilizing the first high temperature resistant layer to have good high temperature resistant effect, simultaneously adopting two high temperature resistant materials with different materials to effectively improve the high temperature resistance of the shell, thereby improving the high temperature resistance of the valve, avoiding the high temperature from influencing the service life of the valve, utilizing the high strength layer to improve the overall strength of the shell, thereby preventing the shell from being damaged by external force, prolonging the service life of the valve, utilizing the filter screen to filter out impurities in the fluid, the problem of present valve high temperature resistant effect not good, lead to life to be short is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application, and in which:

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

fig. 2 is a schematic sectional structural view of the first connecting plate and the second connecting plate of the present invention in a front view;

fig. 3 is a schematic view of the shell structure of the present invention.

In the figure: 1. a housing; 101. an anti-corrosion coating; 102. a high-strength layer; 103. a first high temperature resistant layer; 104. a thermal insulation layer; 105. a second high temperature resistant layer; 2. a pipeline; 3. a valve stem; 4. turning a handle; 5. a first connecting plate; 6. a second connecting plate; 7. a first groove; 8. filtering with a screen; 9. a second groove.

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a casing 1, anti corrosion coating 101, high strength layer 102, first high temperature resistant layer 103, insulating layer 104, second high temperature resistant layer 105, pipeline 2, valve rod 3, change 4, first connecting plate 5, second connecting plate 6, first recess 7, filter screen 8 and second recess 9 part are the general standard or the part that technical personnel in the field know, and its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a high temperature resistant valve comprises a housing 1 and a pipe 2, the housing 1 comprises an anti-corrosion coating 101, a high strength layer 102, a first high temperature resistant layer 103, a heat insulation layer 104 and a second high temperature resistant layer 105, the anti-corrosion coating 101 is located on the outer surface of the high strength layer 102, the high strength layer 102 is located on the outer surface of the first high temperature resistant layer 103, the first high temperature resistant layer 103 is located on the outer surface of the heat insulation layer 104, the heat insulation layer 104 is located on the outer surface of the second high temperature resistant layer 105, the anti-corrosion coating 101 is a coal tar porcelain paint layer, the high strength layer 102 is a carbon spring steel layer, the first high temperature resistant layer 103 is an iron-based high temperature alloy, the heat insulation layer 104 is a glass fiber filling layer, the second high temperature resistant layer 105 is a tungsten alloy layer, the thicknesses of the high strength layer 102, the heat insulation layer 104 and the second high temperature resistant layer 105 are equal, the thickness of, the left side and the right side of the shell 1 are fixedly connected with a first connecting plate 5, the other side of the first connecting plate 5 is provided with a first groove 7, one side of the pipeline 2 close to the shell 1 is fixedly connected with a second connecting plate 6, the other side of the second connecting plate 6 is provided with a second groove 9, a filter screen 8 is movably arranged between the second groove 9 and the first groove 7, a sealing gasket is arranged between the first connecting plate 5 and the second connecting plate 6, the first connecting plate 5 and the second connecting plate 6 are fixedly connected through screws, the inner cavity of the shell 1 is provided with a valve rod 3, the top of the valve rod 3 extends to the lower part of the bottom of the shell 1, the top of the valve rod 3 is fixedly connected with a rotating handle 4, the outer surface of the rotating handle 4 is sleeved with an anti-slip rubber sleeve, the anti-corrosion coating 101 can prevent substances in the external environment from corroding the shell 1, so that the service, have good high temperature resistant effect, can prevent that the valve from receiving the high temperature fluid influence, and the service life is prolonged, utilize insulating layer 104, can play thermal-insulated effect, avoid the surface influence people's control valve's the switch of heat transfer to the valve, utilize first high temperature resistant layer 103 to have good high temperature resistant effect, the high temperature resistant material that adopts two kinds of different materials simultaneously can effectual improvement casing 1, thereby improve the high temperature resistance of valve, avoid high temperature to influence the life of valve, utilize high strength layer 102, can improve the bulk strength of casing 1, thereby prevent that casing 1 from receiving external force damage, and the service life of valve is prolonged, utilize filter screen 8, can filter out the impurity in the fluid, it is not good to have solved present valve high temperature resistant effect, lead to the problem that life is short.

When in use, the anti-corrosion coating 101 can prevent substances in the external environment from corroding the shell 1, so that the service life of the shell 1 can be prolonged, the second high-temperature resistant layer 105 has a good high-temperature resistant effect and can prevent the valve from being influenced by high-temperature fluid, so that the service life of the valve is prolonged, the heat-insulating layer 104 can play a role in heat insulation, so that the surface of the valve is prevented from being influenced by heat transfer, the switch of the valve is controlled by people, the first high-temperature resistant layer 103 has a good high-temperature resistant effect, meanwhile, the high-temperature resistance of the shell 1 can be effectively improved by adopting two high-temperature resistant materials made of different materials, so that the high-temperature resistance of the valve is improved, the service life of the valve is prevented from being influenced by high temperature, the high-strength layer 102 can improve the overall strength of the shell 1, so that the shell 1 is prevented from being damaged by external, impurities in the fluid can be filtered out, and the problem that the service life is short due to the fact that the existing valve is poor in high-temperature resistant effect is solved.

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. A high temperature resistant valve, includes casing (1) and pipeline (2), its characterized in that: casing (1) is including anticorrosive coating (101), high strength layer (102), first high temperature resistant layer (103), insulating layer (104) and second high temperature resistant layer (105), the equal fixedly connected with first connecting plate (5) in both sides about casing (1), first recess (7) have been seted up to the opposite side of first connecting plate (5), pipeline (2) are close to one side fixedly connected with second connecting plate (6) of casing (1), second recess (9) have been seted up to the opposite side of second connecting plate (6), the activity has filter screen (8) between second recess (9) and first recess (7), be provided with sealed the pad between first connecting plate (5) and second connecting plate (6), first connecting plate (5) and second connecting plate (6) are through screw fixed connection.

2. A high temperature resistant valve according to claim 1, wherein: the anti-corrosion coating (101) is located on the outer surface of the high-strength layer (102), the high-strength layer (102) is located on the outer surface of the first high-temperature-resistant layer (103), the first high-temperature-resistant layer (103) is located on the outer surface of the heat insulation layer (104), and the heat insulation layer (104) is located on the outer surface of the second high-temperature-resistant layer (105).

3. A high temperature resistant valve according to claim 1, wherein: the anti-corrosion coating (101) is a coal tar porcelain paint layer, and the high-strength layer (102) is a carbon spring steel layer.

4. A high temperature resistant valve according to claim 1, wherein: the first high-temperature-resistant layer (103) is an iron-based high-temperature alloy, the heat insulation layer (104) is a glass fiber filling layer, and the second high-temperature-resistant layer (105) is a tungsten alloy layer.

5. A high temperature resistant valve according to claim 1, wherein: the high-strength layer (102), the heat insulation layer (104) and the second high-temperature-resistant layer (105) are equal in thickness, and the thickness of the high-strength layer (102) is half of that of the first high-temperature-resistant layer (103).

6. A high temperature resistant valve according to claim 1, wherein: the inner cavity of the shell (1) is provided with a valve rod (3), and the top of the valve rod (3) extends to the lower part of the bottom of the shell (1).

7. The high temperature resistant valve of claim 6, wherein: the top fixedly connected with of valve rod (3) changes handle (4), the surface cover of changeing handle (4) is equipped with anti-skidding rubber sleeve.