CN215635039U

CN215635039U - Novel double-flange butterfly valve

Info

Publication number: CN215635039U
Application number: CN202121948103.2U
Authority: CN
Inventors: 曹斌; 赖泽俊
Original assignee: Actored Fluid Technology (shanghai) Corp
Current assignee: Actored Fluid Technology (shanghai) Corp
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-25
Anticipated expiration: 2031-08-19

Abstract

The utility model relates to the technical field of butterfly valves, in particular to a novel double-flange butterfly valve which comprises a valve pipe, wherein a first flange is arranged on one side of the valve pipe, a second flange is arranged on one side of the valve pipe, which is far away from the first flange, a first connecting pipe is fixedly arranged on one side of the first flange, which is far away from the valve pipe, and a second connecting pipe is fixedly arranged on one side of the second flange, which is far away from the valve pipe. According to the utility model, by arranging the first connecting pipe and the second connecting pipe, when disassembly and maintenance are needed, the first pipe shell and the second pipe shell are rotated at two sides of one side, the first baffle and the second baffle are driven by the screw rod to be closed towards the middle, the middle inside the valve pipe is closed, then the valve pipe is taken down from the middle of the first connecting pipe and the second connecting pipe by disassembling the first flange and the second flange, and the valve pipe is maintained.

Description

Novel double-flange butterfly valve

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a novel double-flange butterfly valve.

Background

The butterfly valve is a valve which uses a disc type opening and closing piece to rotate back and forth by about 90 degrees to open, close or adjust the medium flow, has simple structure, small volume, light weight, less material consumption, small installation size, small driving moment, simple and convenient operation and rapidness, and also has good flow adjusting function and closing sealing characteristic, thereby being one of the fastest valve varieties developed in the last ten years.

After the installation of common butterfly valve is accomplished, when needs maintain, need dismantle, dismantle for a long time and external piping connection position, can lead to the sealed effect in later stage poor, when dismantling the maintenance simultaneously, need the inside gas of evacuation or liquid, can cause the cost extravagant like this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel double-flange butterfly valve to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a novel double-flange butterfly valve comprises a valve pipe, wherein a first flange is arranged on one side of the valve pipe, a second flange is arranged on one side of the valve pipe, which is far away from the first flange, a first connecting pipe is fixedly arranged on one side of the first flange, which is far away from the valve pipe, a second connecting pipe is fixedly arranged on one side of the second flange, which is far away from the valve pipe, an installation pipe is fixedly connected with the middle part of the top end of the valve pipe, a base is fixedly arranged on the top of the installation pipe, a butterfly shaft is movably arranged in the base, a butterfly disc is fixedly arranged at one end, which is close to the inner part of the valve pipe, of the butterfly shaft through a ferrule, a first pipe shell is arranged in the middle part of the first connecting pipe, a second pipe shell is arranged in the middle part of the second connecting pipe, sliding grooves are respectively formed in the middle parts of the first connecting pipe and the second connecting pipe, a first baffle plate and a second baffle plate are movably arranged in the inner parts of the sliding grooves, the middle part of the thread groove is movably connected with a screw rod;

through the scheme, by arranging the first connecting pipe and the second connecting pipe, when the valve pipe needs to be detached and maintained, the first connecting pipe and the second connecting pipe are firstly rotated at two sides of one side of the first pipe and the second pipe, the first baffle and the second baffle are driven by the screw rod to be closed towards the middle, the middle inside of the valve pipe is closed, then the valve pipe is taken down from the middle of the first connecting pipe and the second connecting pipe by detaching the first flange and the second flange to be maintained and maintained, liquid and gas in an external pipeline cannot be wasted in such a way, so that the maintenance and maintenance are facilitated, through arranging the clamping strips and the inserting rods, when the first baffle and the second baffle are closed, the clamping strips at two sides of the second baffle can be like the clamping grooves at two sides of the first baffle, meanwhile, a plurality of inserting rods at the middle part of the second baffle can be inserted into a plurality of inserting grooves at the middle part of the first baffle, and through the matching use between the clamping strips, the air tightness of the air-conditioner can be improved, and the structural stability of the air-conditioner can be improved through the slots and the inserted rods, so that the effect of convenience in use is achieved.

Preferably, one end of the screw rod, which is far away from the first baffle and the second baffle, is fixedly provided with a second valve, and the top of the butterfly shaft is fixedly provided with a first valve;

through the scheme, the second valve and the first valve are arranged, and the opening and closing of the equipment can be controlled through the second valve and the first valve, so that the effect of convenient adjustment is achieved;

preferably, the middle part of the first baffle is provided with a plurality of slots, and one side of the second baffle, which is close to the first baffle, is fixedly provided with a plurality of inserted rods;

through the scheme, the slots and the inserting rods are arranged, so that the first baffle and the second baffle can be closed, the stability between the first baffle and the second baffle is improved, and the effect of stabilizing the structure is achieved;

preferably, clamping grooves are formed in both sides of one end, away from the second valve, of the first baffle plate, and clamping strips are fixedly connected to both sides of one end, close to the first baffle plate, of the second baffle plate;

through the scheme, the clamping groove and the clamping strip are arranged, so that the sealing performance of the first baffle and the second baffle can be improved when the first baffle and the second baffle are closed;

preferably, an inner ring is sleeved inside the valve pipe;

according to the scheme, the inner ring is arranged in the valve pipe, and when the first flange and the second flange at two ends of the valve pipe are connected with the first connecting pipe and the second connecting pipe, the first connecting pipe and the second connecting pipe can be better sealed;

preferably, both ends of the ferrule are fixedly connected with the butterfly disc through reinforcing rods;

through above-mentioned scheme, through setting up the butterfly disc, make things convenient for the inside switch of control valve pipe.

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

1. this novel double flange butterfly valve, through setting up first connecting pipe and second connecting pipe, when the maintenance is dismantled to needs, at first rotate first pipe and second pipe one side both sides, it is closed to the centre to drive first baffle and second baffle through the screw rod, close in the middle of managing the valve, then through dismantling first flange and second flange, take off the valve pipe from the centre of first connecting pipe and second connecting pipe, maintain and maintain it, such mode can not lead to liquid and gas waste in the external pipeline, thereby reach the effect of convenient maintenance and maintenance.

2. This novel double flange butterfly valve, through setting up card strip and inserted bar, when first baffle and second baffle are closed, the card strip of second baffle both sides can be in the draw-in groove of first baffle both sides, a plurality of inserted bar can insert a plurality of slot at first baffle middle part in the middle part of the second baffle simultaneously, use through the cooperation between draw-in groove and the card strip, can improve its seal, through in slot and the inserted bar, can improve its structural stability, thereby reach the effect of facilitating the use.

Drawings

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

FIG. 2 is a schematic view of a ferrule mounting arrangement of the present invention;

FIG. 3 is an enlarged view of the utility model at A in FIG. 1.

In the figure: 1. a valve tube; 2. a first flange; 3. a second flange; 4. a first connecting pipe; 5. a second connecting pipe; 6. installing a pipe; 7. a base; 8. a butterfly shaft; 9. a ferrule; 10. a butterfly disk; 11. a first case; 12. a second case; 13. a chute; 14. a first baffle plate; 15. a second baffle; 16. a thread groove; 17. a screw; 18. a card slot; 19. clamping the strip; 20. a slot; 21. inserting a rod; 22. a second valve; 23. a first valve; 24. an inner ring; 25. a reinforcing rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a technical solution provided by the present invention is:

a novel double-flange butterfly valve comprises a valve pipe 1, a first flange 2 is arranged on one side of the valve pipe 1, a second flange 3 is arranged on one side of the valve pipe 1 far away from the first flange 2, a first connecting pipe 4 is fixedly arranged on one side of the first flange 2 far away from the valve pipe 1, a second connecting pipe 5 is fixedly arranged on one side of the second flange 3 far away from the valve pipe 1, an installation pipe 6 is fixedly connected with the middle of the top end of the valve pipe 1, a base 7 is fixedly arranged on the top of the installation pipe 6, a butterfly shaft 8 is movably arranged in the base 7, a butterfly disc 10 is fixedly arranged at one end, close to the inner part of the valve pipe 1, of the butterfly shaft 8 through a ferrule 9, a first pipe shell 11 is arranged in the middle of the first connecting pipe 4, a second pipe shell 12 is arranged in the middle of the second connecting pipe 5, sliding chutes 13 are respectively arranged in the middle parts of the first connecting pipe 4 and the second connecting pipe 5, a first baffle 14 and a second baffle 15 are movably arranged in the sliding chutes 13, the middle parts of the first baffle plate 14 and the second baffle plate 15 are both provided with a thread groove 16, and the middle part of the thread groove 16 is movably connected with a screw 17;

through the scheme, by arranging the first connecting pipe 4 and the second connecting pipe 5, when the valve pipe 1 needs to be disassembled and maintained, firstly, the two sides of one side of the first pipe shell 11 and one side of the second pipe shell 12 are rotated, the first baffle plate 14 and the second baffle plate 15 are driven to be closed towards the middle through the screw rod 17, the middle inside the valve pipe 1 is closed, then, the valve pipe 1 is taken down from the middle of the first connecting pipe 4 and the second connecting pipe 5 through disassembling the first flange 2 and the second flange 3, and is maintained and maintained, so that the waste of liquid and gas in an external pipeline can not be caused, the maintenance and maintenance are convenient, by arranging the clamping strips 19 and the inserting rods 21, when the first baffle plate 14 and the second baffle plate 15 are closed, the clamping strips 19 at the two sides of the second baffle plate 15 can be like the clamping grooves 18 at the two sides of the first baffle plate 14, and meanwhile, a plurality of inserting rods 21 in the middle of the second baffle plate 15 can be inserted into a plurality of inserting grooves 20 in the middle of the first baffle plate 14, the sealing performance of the clamping groove 18 and the clamping strip 19 can be improved through matching, and the structural stability of the clamping groove can be improved through the slot 20 and the inserting rod 21, so that the effect of convenience in use is achieved.

In this embodiment, preferably, the second valve 22 is fixedly installed at one end of the screw 17 away from the first baffle 14 and the second baffle 15, and the first valve 23 is fixedly installed at the top of the butterfly shaft 8;

through the scheme, the second valve 22 and the first valve 23 are arranged, and the opening and closing of the equipment can be controlled through the second valve 22 and the first valve 23, so that the effect of convenient adjustment is achieved;

in this embodiment, preferably, the middle of the first baffle plate 14 is provided with a plurality of slots 20, and one side of the second baffle plate 15 close to the first baffle plate 14 is fixedly provided with a plurality of insertion rods 21;

through the scheme, the slot 20 and the inserted rod 21 are arranged, so that the first baffle plate 14 and the second baffle plate 15 can be closed, the stability between the first baffle plate 14 and the second baffle plate 15 is improved, and the effect of stabilizing the structure is achieved;

in this embodiment, preferably, the two sides of one end of the first baffle 14, which is far away from the second valve 22, are both provided with the clamping grooves 18, and the two sides of one end of the second baffle 15, which is near to the first baffle 14, are both fixedly connected with the clamping strips 19;

by the scheme, the clamping grooves 18 and the clamping strips 19 are arranged, so that the sealing performance of the first baffle plate 14 and the second baffle plate 15 can be improved when the first baffle plate and the second baffle plate are closed;

in this embodiment, preferably, the inner ring 24 is sleeved inside the valve tube 1;

through the scheme, the inner ring 24 is arranged in the valve pipe 1, and when the first flange 2 and the second flange 3 at the two ends of the valve pipe 1 are connected with the first connecting pipe 4 and the second connecting pipe 5, the two ends can be better sealed;

in this embodiment, preferably, both ends of the ferrule 9 are fixedly connected with the butterfly disk 10 through the reinforcing rods 25;

through the scheme, the butterfly disc 10 is arranged, so that the internal opening and closing of the valve tube 1 can be conveniently controlled.

When the novel double-flange butterfly valve is used, by arranging the first connecting pipe 4 and the second connecting pipe 5, when the valve needs to be disassembled and maintained, firstly, the two sides of one side of the first pipe shell 11 and one side of the second pipe shell 12 are rotated, the first baffle 14 and the second baffle 15 are driven to be closed towards the middle through the screw 17, the middle inside of the valve pipe 1 is closed, then the valve pipe 1 is taken down from the middle of the first connecting pipe 4 and the second connecting pipe 5 by disassembling the first flange 2 and the second flange 3, and is maintained and maintained, in such a way, the waste of liquid and gas in an external pipeline can not be caused, so that the maintenance and maintenance are convenient, by arranging the clamping strips 19 and the inserting rods 21, when the first baffle 14 and the second baffle 15 are closed, the clamping strips 19 at the two sides of the second baffle 15 can be as in the clamping grooves 18 at the two sides of the first baffle 14, and meanwhile, a plurality of inserting rods 21 in the middle of the second baffle 15 can be inserted into a plurality of inserting grooves 20 in the middle of the first baffle 14, the sealing performance of the clamping groove 18 and the clamping strip 19 can be improved through matching, and the structural stability of the clamping groove can be improved through the slot 20 and the inserting rod 21, so that the effect of convenience in use is achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel double flange butterfly valve, includes valve pipe (1), its characterized in that: a first flange (2) is arranged on one side of the valve pipe (1), a second flange (3) is arranged on one side, away from the first flange (2), of the valve pipe (1), a first connecting pipe (4) is fixedly installed on one side, away from the valve pipe (1), of the first flange (2), a second connecting pipe (5) is fixedly installed on one side, away from the valve pipe (1), of the second flange (3), a mounting pipe (6) is fixedly connected to the middle of the top end of the valve pipe (1), a base (7) is fixedly installed at the top of the mounting pipe (6), a butterfly shaft (8) is movably installed inside the base (7), a butterfly disc (10) is fixedly installed at one end, close to the inside of the valve pipe (1), of the butterfly shaft (8) through a ferrule (9), a first pipe shell (11) is arranged in the middle of the first connecting pipe (4), a second pipe shell (12) is arranged in the middle of the second connecting pipe (5), spout (13) have all been seted up in the middle part of first connecting pipe (4) and second connecting pipe (5), the inside movable mounting of spout (13) has first baffle (14) and second baffle (15), thread groove (16) have all been seted up in the middle part of first baffle (14) and second baffle (15), the middle part swing joint of thread groove (16) has screw rod (17).

2. The novel double-flange butterfly valve of claim 1, wherein: the screw rod (17) is kept away from the equal fixed mounting in one end of first baffle (14) and second baffle (15) and is had second valve (22), the top fixed mounting of butterfly axle (8) has first valve (23).

3. The novel double-flange butterfly valve of claim 1, wherein: a plurality of slots (20) are formed in the middle of the first baffle (14), and a plurality of insertion rods (21) are fixedly mounted on one side, close to the first baffle (14), of the second baffle (15).

4. The novel double-flange butterfly valve of claim 1, wherein: draw-in groove (18) have all been seted up to the one end both sides that second valve (22) were kept away from in first baffle (14), the equal fixedly connected with card strip (19) in one end both sides that second baffle (15) are close to first baffle (14).

5. The novel double-flange butterfly valve of claim 1, wherein: the inner ring (24) is sleeved in the valve pipe (1).

6. The novel double-flange butterfly valve of claim 1, wherein: both ends of the ferrule (9) are fixedly connected with the butterfly disc (10) through reinforcing rods (25).