CN212131335U

CN212131335U - Manual butt-clamp type tetrafluoro butterfly valve

Info

Publication number: CN212131335U
Application number: CN201922302845.7U
Authority: CN
Inventors: 杨学亮
Original assignee: Tianjin Tangye Valve Co ltd
Current assignee: Tianjin Tangye Valve Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-11
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a manual butt-clamping type PTFE butterfly valve, which relates to the technical field of valves and comprises a valve body, wherein one end of the valve body is provided with a liquid inlet port, the inner side of the liquid inlet port is fixedly provided with an assembling frame, the inner side of the liquid inlet port is provided with a filter pipe close to one side position of the assembling frame, the inner side of the filter pipe is fixedly provided with a filter screen, the side of the filter pipe is fixedly provided with a positioning frame, and the side of the positioning frame is fixedly provided with a positioning column. The filter pipe is convenient to clean in the later stage.

Description

Manual butt-clamp type tetrafluoro butterfly valve

Technical Field

The utility model relates to the technical field of valves, specifically a manual wafer formula tetrafluoro butterfly valve.

Background

The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate, and rotates around the axis of the butterfly valve opening and closing piece itself in the valve body, so as to achieve the purpose of opening and closing or adjusting, the butterfly valve is also called a flap valve, and is a regulating valve with simple structure, the butterfly valve which can be used for the on-off control of a low-pressure pipeline medium is that a closing piece (a valve clack or the butterfly plate) is a disc, and rotates around a valve shaft to achieve the opening and closing of the valve, and the polytetrafluoroethylene butterfly valve is used for adapting to the corrosive environment with strong acid and strong alkali, and the requirements of a plurality of special fields of petroleum, chemical engineering, food and the like, and the valve body made of polytetrafluoroethylene has strong corrosion prevention. The butterfly plate of the butterfly valve can replace a stainless steel valve body under the conventional condition, the butterfly plate of the butterfly valve is arranged in the diameter direction of a pipeline, and the PTFE butterfly valve is used as an element for realizing the on-off and flow control of a pipeline system and is widely applied to the fields of petroleum, chemical engineering, metallurgy, water and electricity and the like.

However, in the use process of the conventional manual opposite-clamping type tetrafluoro butterfly valve, since impurities in the liquid cannot be filtered, more impurities are easily accumulated and mixed in the flowing liquid, and the use safety and reliability are reduced, the technical personnel in the field provide the manual opposite-clamping type tetrafluoro butterfly valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual butt clamp formula tetrafluoro butterfly valve to provide traditional manual butt clamp formula tetrafluoro butterfly valve in solving above-mentioned background art in the use, owing to can not carry out filtration treatment to impurity in the liquid, lead to gathering easily in the mobile liquid and sneak into more impurity, reduce the problem of safety in utilization and reliability.

In order to achieve the above object, the utility model provides a following technical scheme:

a manual wafer-type PTFE butterfly valve comprises a valve body, wherein one end of the valve body is provided with a liquid inlet port, an assembly frame is fixedly arranged on the inner side of the liquid inlet port, a filter pipe is arranged at one side position of the inner side of the liquid inlet port, which is close to the assembly frame, a filter screen is fixedly arranged on the inner side of the filter pipe, a positioning frame is fixedly arranged on the side surface of the filter pipe, a positioning column is fixedly arranged on the side surface of the positioning frame, a first positioning magnetic block is fixedly arranged at one end of the positioning column, a positioning groove is arranged on the side surface of the assembling frame, a second positioning magnetic block is fixedly arranged on the inner side of the positioning groove, the upper end of the valve body is fixedly provided with an installation disc, the upper end of the installation disc is provided with an assembly disc and a handle, the bottom end of the assembling disc is fixedly provided with a sealing ring gasket, the upper end surface of the assembling disc is provided with a sealing groove, and the other end of the valve body is provided with a liquid outlet.

As a further aspect of the present invention: the cross-sectional shapes of the positioning column and the positioning groove are both rectangular, and the diameter size of the positioning column is matched with that of the positioning groove.

As a further aspect of the present invention: the magnetism of the ends, close to each other, of the first positioning magnetic block and the second positioning magnetic block is opposite to each other.

As a further aspect of the present invention: the size of sealing washer pad and the size looks adaptation of sealed recess, the sealing washer pad is a material for the component of rubber.

As a further aspect of the present invention: and the surface positions of the mounting disc and the mounting disc are provided with mounting screw holes, and the mounting screw holes are in threaded connection with fastening bolts.

As a further aspect of the present invention: the side position department of inlet port is fixed and is provided with the second flange, the side position department of going out the liquid port is fixed and is provided with first flange.

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

the utility model discloses set up filter tube, filter screen, posting, reference column, first location magnetic path, assembly frame, positioning groove and second location magnetic path, the filter screen can carry out filtration treatment to impurity in the liquid that gets into, and the impurity that filters off persists to the filter tube inner chamber, is favorable to improving safety in utilization, and the filter tube is convenient simple in the installation dismantlement of feed liquor port, and the later stage of being convenient for carries out cleaning process to the filter tube.

Drawings

FIG. 1 is a schematic perspective view of a manual wafer-type PTFE butterfly valve;

FIG. 2 is a schematic front view of a manual wafer-type PTFE butterfly valve;

FIG. 3 is an enlarged schematic structural view of part A of a manual wafer-type tetrafluoro butterfly valve;

fig. 4 is an enlarged structural schematic diagram of a part B of a manual wafer-type tetrafluoro butterfly valve.

In the figure: 1. a valve body; 2. a liquid outlet port; 201. a first flange; 3. a filter tube; 301. a filter screen; 4. a liquid inlet port; 401. a second flange; 5. a handle; 6. mounting a disc; 8. a positioning frame; 801. a positioning column; 802. a first positioning magnetic block; 9. assembling the frame; 901. a positioning groove; 902. a second positioning magnetic block; 10. assembling a disc; 11. a seal ring pad; 12. fastening a bolt; 13. mounting a screw hole; 14. the groove is sealed.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a manual opposite-clamping tetrafluoro butterfly valve includes a valve body 1, a liquid inlet port 4 is formed at one end of the valve body 1, an assembly frame 9 is fixedly disposed at an inner side of the liquid inlet port 4, a filter tube 3 is disposed at a position of the inner side of the liquid inlet port 4 close to one side of the assembly frame 9, a filter screen 301 is fixedly disposed at the inner side of the filter tube 3, a positioning frame 8 is fixedly disposed at a side of the filter tube 3, a positioning column 801 is fixedly disposed at a side of the positioning frame 8, a first positioning magnetic block 802 is fixedly disposed at one end of the positioning column 801, a positioning groove 901 is formed at a side of the assembly frame 9, a second positioning magnetic block 902 is fixedly disposed at an inner side of the positioning groove 901, a mounting plate 6 is fixedly disposed at an upper end of the valve body 1, an assembly, the upper end surface of the mounting disc 6 is provided with a sealing groove 14, and the other end of the valve body 1 is provided with a liquid outlet 2.

In fig. 3: the cross sections of the positioning column 801 and the positioning groove 901 are both rectangular, and the diameter of the positioning column 801 is matched with that of the positioning groove 901, so that the positioning column 801 can be inserted into the positioning groove 901 in a matched manner.

In fig. 3: the magnetism of the ends, close to the first positioning magnetic block 802 and the second positioning magnetic block 902, are opposite to each other, so that the purpose of enabling the first positioning magnetic block 802 and the second positioning magnetic block 902 to generate an adsorption acting force is achieved.

In fig. 4: the size of the seal gasket 11 is matched with the size of the seal groove 14, the seal gasket 11 is a rubber component, and the purpose that the seal gasket 11 can be embedded into the seal groove 14 in a matched mode is achieved.

In fig. 4: the surface positions of the mounting disc 6 and the assembly disc 10 are provided with mounting screw holes 13, the mounting screw holes 13 are in threaded connection with fastening bolts 12, and the purpose that the handle 5 can be mounted and dismounted on the mounting disc 6 is achieved.

In fig. 1: the side position of the liquid inlet port 4 is fixedly provided with a second flange 401, and the side position of the liquid outlet port 2 is fixedly provided with a first flange 201.

The utility model discloses a theory of operation is: in using this manual double-clip formula tetrafluoro butterfly valve in-process, the inboard of inlet port 4 is provided with filter tube 3, filter tube 3's the fixed filter screen 301 that is provided with in inboard, filter screen 301 can carry out filtration treatment to impurity in the liquid that gets into, the impurity of crossing filters stays to filter tube 3 inner chamber, utilize and produce the adsorption effort between first location magnetic path 802 and the second location magnetic path 902, make filter tube 3 be convenient for install in inlet port 4 and dismantle, when needs carry out cleaning to filter tube 3, dismantle filter tube 3 in inlet port 4 take out it carry out cleaning treatment can, when needs install filter tube 3 in inlet port 4, can accomplish the installation in positioning groove 901 with the cooperation of reference column 801.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The manual wafer-type PTFE butterfly valve comprises a valve body (1) and is characterized in that a liquid inlet port (4) is formed in one end of the valve body (1), an assembling frame (9) is fixedly arranged on the inner side of the liquid inlet port (4), a filter pipe (3) is arranged at one side position, close to the assembling frame (9), of the inner side of the liquid inlet port (4), a filter screen (301) is fixedly arranged on the inner side of the filter pipe (3), a positioning frame (8) is fixedly arranged on the side face of the filter pipe (3), a positioning column (801) is fixedly arranged on the side face of the positioning frame (8), a first positioning magnetic block (802) is fixedly arranged at one end of the positioning column (801), a positioning groove (901) is formed in the side face of the assembling frame (9), a second positioning magnetic block (902) is fixedly arranged on the inner side face of the positioning groove (901), an installation disc (6) is fixedly arranged, the upper end of the mounting disc (6) is provided with an assembling disc (10) and a handle (5), a sealing ring gasket (11) is fixedly arranged at the bottom end of the assembling disc (10), a sealing groove (14) is formed in the upper end surface of the mounting disc (6), and a liquid outlet port (2) is formed in the other end of the valve body (1).

2. The manual wafer-type tetrafluoro butterfly valve according to claim 1, wherein the cross-sectional shapes of the positioning column (801) and the positioning groove (901) are both rectangular, and the diameter size of the positioning column (801) is matched with the diameter size of the positioning groove (901).

3. The manual wafer-type tetrafluoro butterfly valve according to claim 1, wherein the magnetism of the end of the first positioning magnetic block (802) close to the second positioning magnetic block (902) is opposite to that of the end of the second positioning magnetic block.

4. A manual wafer-type tetrafluoro butterfly valve according to claim 1, wherein the gasket (11) has a size corresponding to the size of the sealing groove (14), and the gasket (11) is a rubber member.

5. The manual wafer-type tetrafluoro butterfly valve according to claim 1, is characterized in that the surface positions of the mounting disk (6) and the assembling disk (10) are provided with mounting screw holes (13), and the mounting screw holes (13) are in threaded connection with fastening bolts (12).

6. The manual wafer-type tetrafluoro butterfly valve according to claim 1, wherein a second flange (401) is fixedly arranged at a side position of the liquid inlet port (4), and a first flange (201) is fixedly arranged at a side position of the liquid outlet port (2).