CN215928576U

CN215928576U - Valve turbine head with double anti-abrasion structures

Info

Publication number: CN215928576U
Application number: CN202122473875.1U
Authority: CN
Inventors: 赵帅
Original assignee: Tianjin Shuaixinda Valve Industry Co ltd
Current assignee: Tianjin Shuaixinda Valve Industry Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-01
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a valve turbine head with a double-anti-abrasion structure, which comprises a valve body, wherein a positioning pipe is arranged in the middle of the upper end of the valve body, the inner side of the positioning pipe is rotatably connected with a valve rod, the top end of the valve rod extends to the upper part of the positioning pipe and is provided with a hand wheel, the bottom end of the valve rod penetrates through the valve body and extends to the inner cavity of the valve body and is connected with a valve core, buffer blocks are arranged on two sides of the valve core and close to the inner surface wall of the valve body, the inner side of each buffer block penetrates through a pressure relief hole, a sealing cylinder is arranged on the outer side of the hand wheel and positioned on the upper surface of the valve body, a cylinder cover is arranged at the upper end of the inner side of the sealing cylinder, a heat insulation cotton plate is arranged on the inner surface of the sealing cylinder, and a heating cover is arranged on the outer surface of the sealing cylinder; this valve turbine head with two anti wear structure can reduce the pressure that the fluid circulation is strikeed through the dual characteristics of structure through setting up buffer block, pressure release hole and graphite alkene anticorrosive coating to can improve the life of valve body.

Description

Valve turbine head with double anti-abrasion structures

Technical Field

The utility model relates to the technical field of valves, in particular to a valve turbine head with a double-anti-abrasion structure.

Background

A "valve" is defined as a device used to control the direction, pressure, and flow of a fluid in a fluid system. The valve is a device that can control the flow rate of a medium (liquid, gas, powder) in a pipe or equipment while allowing or stopping the flow of the medium. The valve can be operated manually or by a hand wheel, a handle or a pedal, and can also be controlled to change the pressure, the temperature and the flow of the fluid medium. The valve can operate continuously or repeatedly for these changes, such as a safety valve installed in a hot water system or a steam boiler. In more sophisticated control systems, automatic control valves are employed as needed to regulate the changing set point of the flow through the pipeline from external inputs.

The prior art has the following defects or problems:

1. in the traditional valve turbine head, when the pressure of fluid medium in a pipeline is overlarge, the damage condition of the valve body inner wall and the valve core can be increased due to the impact of the fluid, so that the service life of the valve can be reduced;

2. in addition, the exposed part of a valve rod of the existing valve turbine head has no effective anti-freezing protection structure, so that the flow of the valve is not easily controlled by a hand wheel under the condition of winter.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a valve turbine head with a double anti-abrasion structure aiming at the defects in the prior art, and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a valve turbine head with a double-anti-abrasion structure comprises a valve body, a positioning pipe is arranged in the middle of the upper end of the valve body, the inner side of the positioning pipe is rotatably connected with a valve rod, the top end of the valve rod extends to the upper part of the positioning pipe and is provided with a hand wheel, the bottom end of the valve rod penetrates through the valve body and extends to the inner cavity of the valve body to be connected with a valve core, the two sides of the valve core and the inner surface wall close to the valve body are provided with buffer blocks, the inner side of the buffer block is provided with a pressure relief hole in a penetrating way, the outer side of the hand wheel and the upper surface of the valve body are provided with a sealing cylinder, the upper end of the inner side of the sealing cylinder is provided with a cylinder cover, the inner surface of the sealing cylinder is provided with a heat-insulating cotton plate, the surface of a sealing barrel is provided with a heating cover, the inner side of the heating cover and the surface close to the sealing barrel are provided with electric heating pipes, and a temperature control self-regulator is installed on the side surface of the heating cover.

As a preferred technical scheme, the outer surface of the valve core and the inner surface of the pressure relief hole are both coated with graphene anticorrosive paint.

As a preferable technical scheme of the utility model, the buffer blocks are in a semi-annular shape, the buffer blocks are made of alloy steel in a processing mode, the number of the buffer blocks is multiple, the multiple buffer blocks are crossed and symmetrically and fixedly distributed on the inner surface of the valve body, and a fluid channel is formed between any two buffer blocks.

As the preferable technical scheme of the utility model, the pressure relief holes are of a plurality of circular structures and are distributed on the inner side of the buffer block at equal intervals.

As a preferred technical scheme of the utility model, the cylinder cover is of a double-circular-truncated-cone structure, and the cylinder cover is in threaded rotary connection with the sealing cylinder.

As a preferred technical scheme of the utility model, the heat-insulating cotton plate is annular, the outer diameter of the heat-insulating cotton plate is matched with the inner diameter of the sealing cylinder, and the heat-insulating cotton plate is fixedly connected with the sealing cylinder.

As a preferred technical solution of the present invention, the detection end of the temperature control self-regulator penetrates through the sealing cylinder and extends into the sealing cylinder, the temperature control self-regulator is fixedly connected to the heating mantle, the number of the electric heating pipes is plural, the plural electric heating pipes are equidistantly distributed on the inner side of the heating mantle, and the plural electric heating pipes are electrically connected to the temperature control self-regulator for controlling.

Compared with the prior art, the utility model provides a valve turbine head with a double-anti-abrasion structure, which has the following beneficial effects:

1. according to the valve turbine head with the double anti-abrasion structure, the buffer blocks, the pressure relief holes and the graphene anticorrosive coating are arranged, and the buffer blocks are distributed at intervals in a cross mode, so that the pressure of fluid circulation can be reduced, the first pressure relief holes can provide the buffer blocks with anti-impact force and release protection, and the second pressure relief holes can also provide the flow slowing effect of the fluid circulation, so that the protection effect of double anti-impact abrasion can be achieved;

2. this valve turbine head with two anti wear structure, through setting up sealed section of thick bamboo, the cotton board that keeps warm, electric heating pipe and control by temperature change self-regulator, through the seal structure that sealed section of thick bamboo and cover are constituteed, can provide the isolation protection of the outer exposed department of valve rod, then under the cooperation of electric heating pipe and control by temperature change self-regulator, through applying homothermal heating treatment in its sealed section of thick bamboo, and reduce thermal loss in the sealed section of thick bamboo by the cotton board that keeps warm, so as to can effectually avoid in the environment winter the valve rod because of freezing the regulation of the inconvenient hand wheel control flow of problem, this structural design is reasonable, and is comparatively practical.

Drawings

FIG. 1 is an overall plan perspective view of the present invention;

FIG. 2 is a top perspective view of the sealing cartridge and heating mantle of the present invention;

FIG. 3 is an enlarged view of portion A of the present invention;

fig. 4 is a schematic perspective view of a buffer block according to the present invention.

In the figure: 1. a valve body; 2. a positioning tube; 3. a valve stem; 4. a hand wheel; 5. a valve core; 6. a buffer block; 7. a pressure relief vent; 8. graphene anticorrosive coatings; 9. a sealing cylinder; 91. a cylinder cover; 10. a heat preservation cotton board; 11. a heating mantle; 12. an electric heating tube; 13. a temperature control self-regulator.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a valve turbine head with a double-anti-abrasion structure comprises a valve body 1, a positioning pipe 2 is arranged in the middle of the upper end of the valve body 1, a valve rod 3 is rotatably connected to the inner side of the positioning pipe 2, a hand wheel 4 is arranged above the positioning pipe 2 and extends to the top end of the valve rod 3, the bottom end of the valve rod 3 penetrates through the valve body 1 and extends to the inner cavity of the valve body 1 to be connected with a valve core 5, buffer blocks 6 are arranged on two sides of the valve core 5 and close to the inner surface wall of the valve body 1, pressure relief holes 7 are arranged on the inner side of the buffer blocks 6 in a penetrating mode, a sealing cylinder 9 is arranged on the outer side of the hand wheel 4 and close to the upper surface of the valve body 1, a cylinder cover 91 is arranged at the upper end of the inner side of the sealing cylinder 9, a heat insulation cotton plate 10 is arranged on the inner surface of the sealing cylinder 9, a heating cover 11 is arranged on the outer surface of the heating cover 11, an electric heating pipe 12 is arranged on the outer surface of the heating cover 11, a temperature controller 13 is arranged on the side surface of the heating cover 11, its model number is KSD 301.

In the embodiment, the outer surface of the valve core 5 and the inner surface of the pressure relief hole 7 are both coated with the graphene anticorrosive paint 8, and the graphene anticorrosive paint 8 can provide structural anticorrosive protection; the buffer blocks 6 are semi-annular, the buffer blocks 6 are made of alloy steel in a machining mode, the number of the buffer blocks 6 is multiple, the buffer blocks 6 are crossed and symmetrically and fixedly distributed on the inner surface of the valve body 1, the buffer blocks 6 and the valve body 1 are fixedly welded, so that the using positions of the buffer blocks 6 can be stabilized, a fluid channel is formed between any two buffer blocks 6, and the fluid channel can provide a fluid flowing interval; the pressure relief holes 7 are of a plurality of circular structures, the pressure relief holes 7 are distributed on the inner side of the buffer block 6 at equal intervals, and the pressure relief holes 7 can relieve the impact strength of the buffer block 6, so that the compression resistance stability of the buffer block 6 can be improved; the cylinder cover 91 is in a double-truncated-cone structure, the cylinder cover 91 is in threaded rotary connection with the sealing cylinder 9, and the opening and closing of the cylinder cover 91 can facilitate the realization of a sealing state and a use state in the sealing cylinder 9; the shape of the heat insulation cotton plate 10 is annular, the outer diameter of the heat insulation cotton plate 10 is matched with the inner diameter of the sealing cylinder 9, the heat insulation cotton plate 10 is fixedly connected with the sealing cylinder 9, the heat insulation cotton plate 10 is fixedly bonded with the sealing cylinder 9, and the heat insulation cotton plate 10 can reduce heat loss under the position of stabilizing the heat insulation cotton plate 10; the sense terminal of control by temperature change self-regulating ware 13 runs through sealed section of thick bamboo 9 and extends to in sealed section of thick bamboo 9, control by temperature change self-regulating ware 13 and heating mantle 11 fixed connection, the quantity of electric heating pipe 12 is a plurality of, a plurality of electric heating pipes 12 equidistance distribute in the inboard of heating mantle 11, a plurality of electric heating pipes 12 all with control by temperature change self-regulating ware 13 between be control electric connection, control by temperature change self-regulating ware 13 can let its electric heating pipe 12 reach the automatic control of constant temperature outage, one comes under the use that provides thermal energy, can reduce the consumption of electric energy two.

The working principle and the using process of the utility model are as follows: firstly, the valve rod 3 and the hand wheel 4 can be conveniently operated and isolated by opening and closing the cylinder cover 91, the heating work of the electric heating pipe 12 is controlled by the temperature control self-regulator 13 under the environment in winter, so that the constant-temperature heat energy can be supplied to the sealing cylinder 9, the heat loss of the heat in the sealing cylinder 9 can be reduced by the heat insulation cotton plate 10, the valve rod 3 can be normally used at any time through reliable temperature protection, then the fluid in the valve body 1 flows through, the impact force of the flowing fluid can be reduced by the matching of the plurality of buffer blocks 6 and the pressure relief holes 7, the protection of the structure of the buffer blocks 6 is provided by matching with the graphene anticorrosive paint 8, the abrasion degree of the inner wall of the valve body 1 and the valve core 5 can be reduced, and the service life of the valve can be prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. A valve turbine head with a dual wear resistant structure, comprising: the valve comprises a valve body (1), a positioning pipe (2) is arranged in the middle of the upper end of the valve body (1), a valve rod (3) is rotatably connected to the inner side of the positioning pipe (2), a hand wheel (4) is arranged above the positioning pipe (2) and extends to the top end of the valve rod (3), the inner cavity of the valve rod (3) which penetrates through the valve body (1) and extends to the valve body (1) is connected with a valve core (5), buffer blocks (6) are arranged on the two sides of the valve core (5) and close to the inner surface wall of the valve body (1), pressure relief holes (7) are formed in the inner side of each buffer block (6) in a penetrating manner, a sealing cylinder (9) is arranged on the outer side of the hand wheel (4) and located on the upper surface of the valve body (1), a cylinder cover (91) is arranged at the upper end of the inner side of the sealing cylinder (9), a heat insulation cotton plate (10) is arranged on the inner surface of the sealing cylinder (9), and a heating cover (11) is arranged on the outer surface of the sealing cylinder (9), an electric heating pipe (12) is arranged on the inner side of the heating cover (11) and close to the outer surface of the sealing cylinder (9), and a temperature control self-regulator (13) is installed on the side surface of the heating cover (11).

2. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the outer surface of the valve core (5) and the inner surface of the pressure relief hole (7) are coated with graphene anticorrosive paint (8).

3. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the shape of buffer block (6) is the semicircle form, and buffer block (6) are made by alloy steel processing, the quantity of buffer block (6) is a plurality of, and is a plurality of buffer block (6) are alternately and symmetrical fixed distribution at the internal surface of valve body (1), arbitrary two constitute fluid passage between buffer block (6).

4. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the pressure relief holes (7) are of a plurality of circular structures, and the pressure relief holes (7) are distributed on the inner side of the buffer block (6) in an equal distance mode.

5. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the cylinder cover (91) is of a double-truncated-cone structure, and the cylinder cover (91) is in threaded rotation connection with the sealing cylinder (9).

6. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the shape of the heat-insulation cotton plate (10) is annular, the outer diameter of the heat-insulation cotton plate (10) is matched with the inner diameter of the sealing cylinder (9), and the heat-insulation cotton plate (10) is fixedly connected with the sealing cylinder (9).

7. A valve turbine head with a dual wear resistant construction as claimed in claim 1 wherein: the sense terminal of control by temperature change self-regulator (13) runs through sealed section of thick bamboo (9) and extends to in sealed section of thick bamboo (9), control by temperature change self-regulator (13) and heating mantle (11) fixed connection, the quantity of electric heating pipe (12) is a plurality of, and is a plurality of electric heating pipe (12) equidistance distributes in the inboard of heating mantle (11), and is a plurality of electric heating pipe (12) all with control by temperature change self-regulator (13) between be control electric connection.