CN212297637U

CN212297637U - Butterfly valve capable of realizing pressure control

Info

Publication number: CN212297637U
Application number: CN202020537368.2U
Authority: CN
Inventors: 项伟慧
Original assignee: Wenzhou Zhengnan Valve Co ltd
Current assignee: Zhu Huafeng
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-05
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a can realize pressure control's butterfly valve, which comprises a valve body, the left side fixedly connected with axle sleeve at valve body top, the inner chamber meshing of axle sleeve has the bull stick, the top fixedly connected with of rotary rod opens the handle, the bottom fixedly connected with butterfly plate of rotary rod, the bottom of butterfly plate and the junction swing joint of valve body, the inner chamber fixedly connected with pressure regulating frame of valve body, the inner chamber of pressure regulating frame is equipped with the threaded rod. The utility model discloses a rotary rod, axle sleeve, threaded rod, connecting rod, limiting plate, baffle, butterfly plate, lead to groove, movable block and bearing, can make the device reach the function of being convenient for adjust the rivers pressure, solved the butterfly valve and did not possess the function of being convenient for adjust the flow pressure on the existing market, can't satisfy user's demand during the use, only be difficult to accurate control with the method control flow pressure of the sealed lid of regulation butterfly valve, and the easy phenomenon that flow out of control appears, influence the problem that the user used.

Description

Butterfly valve capable of realizing pressure control

Technical Field

The utility model relates to a butterfly valve technical field specifically is a can realize pressure control's butterfly valve.

Background

The high-pressure butterfly valve is a component for realizing the on-off and flow control of a pipeline system, is widely applied to various fields of petroleum, chemical engineering, metallurgy, water and electricity and the like, and can be classified according to various modes such as structural form, sealing surface material, sealing form, working temperature and the like according to different requirements.

The butterfly valve is needed to be used when the flow control pipeline is arranged on the pipeline, the butterfly valve in the existing market does not have the function of facilitating flow pressure regulation, the requirement of a user cannot be met during use, the flow pressure is controlled only by a method for regulating a butterfly valve sealing cover and is difficult to accurately control, the phenomenon that the flow is out of control easily occurs, and the use of the user is influenced.

Disclosure of Invention

An object of the utility model is to provide a can realize pressure control's butterfly valve possesses the advantage of being convenient for adjust the rivers pressure, has solved the problem that the butterfly valve does not possess the function of being convenient for adjust the rivers pressure on the current market.

In order to achieve the above object, the utility model provides a following technical scheme: a butterfly valve capable of realizing pressure control comprises a valve body, wherein a shaft sleeve is fixedly connected to the left side of the top of the valve body, a rotating rod is meshed in an inner cavity of the shaft sleeve, a handle is fixedly connected to the top of the rotating rod, a butterfly plate is fixedly connected to the bottom of the rotating rod, the bottom of the butterfly plate is movably connected with the connecting part of the valve body, a pressure regulating frame is fixedly connected to the inner cavity of the valve body, a threaded rod is arranged in an inner cavity of the pressure regulating frame, the top of the threaded rod penetrates through the pressure regulating frame and the valve body and is fixedly connected with a rotating handle, a bearing is movably connected to the bottom of the pressure regulating frame, the bottom of the bearing is fixedly connected with the connecting part of the valve body, a movable block is sleeved on the surface of the threaded rod, a connecting rod is fixedly connected to the left side of the movable block, the left side of the connecting rod penetrates through the pressure regulating frame and, the left side fixedly connected with limiting plate of connecting rod, the bottom of limiting plate is equipped with the baffle, the top of baffle and the junction of valve body pass through loose axle swing joint.

Preferably, the right side fixedly connected with slide bar of movable block, the right side fixedly connected with slider of slide bar, the spout that uses with the slider cooperation is seted up on the right side of pressure regulating frame inner chamber.

Preferably, the top of the inner cavity of the valve body is fixedly connected with a rubber retainer matched with the rotary rod for use, and the surface of the opening handle is provided with anti-skid grains.

Preferably, the left side fixedly connected with rubber packing pad of baffle, the surface of threaded rod and the inner chamber of movable block have all been paintd antirust paint.

Preferably, both sides of the valve body are fixedly connected with mounting flanges, and mounting holes are formed in the surfaces of the mounting flanges.

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

1. the utility model discloses a rotary rod, the axle sleeve, the threaded rod, the connecting rod, the limiting plate, the baffle, the butterfly plate, the loose axle, lead to the groove, movable block and bearing, can make the device reach the function of being convenient for adjust the rivers pressure, solved the butterfly valve and did not possess the function of being convenient for adjust flow pressure on the current market, can't satisfy user's demand during the use, only be difficult to accurate control with the method control flow pressure of the sealed lid of regulation butterfly valve, and the phenomenon that the flow is out of control easily appears, influence the problem that the user used.

2. Through the sliding block and the sliding groove, the phenomenon that the use is influenced by clamping stagnation when the device is adjusted and used can be effectively avoided, and the smoothness of the device in use is improved;

the rubber retainer can effectively avoid the phenomenon that the use is influenced by water leakage on the surface of the valve body when the valve is used, and improves the sealing property when the device is used;

through the antirust paint, the phenomenon that the use of the device is affected by corrosion when the device is used can be effectively avoided, and the service life of the device when the device is used is prolonged;

through mounting flange and mounting hole, can be convenient for the user more install the use to the butterfly valve, practicality when having promoted the device and using.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a cross-sectional view of the pressure regulating frame of the present invention.

In the figure: the device comprises a valve body 1, a rotating rod 2, a shaft sleeve 3, an opening handle 4, a rotating handle 5, a threaded rod 6, a pressure regulating frame 7, a connecting rod 8, a limiting plate 9, a baffle 10, a butterfly plate 11, a movable shaft 12, a rubber sealing gasket 13, a through groove 14, a movable block 15, a bearing 16, a sliding rod 17, a sliding block 18 and a sliding groove 19.

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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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.

Referring to fig. 1-3, a butterfly valve capable of realizing pressure control, including a valve body 1, the top of the inner cavity of the valve body 1 is fixedly connected with a rubber guard ring used in cooperation with a rotating rod 2, the surface of an opening handle 4 is provided with anti-slip patterns, the phenomenon that the surface of the valve body 1 leaks water to affect use can be effectively avoided through the rubber guard ring, the sealing performance of the device during use is improved, the left side of the top of the valve body 1 is fixedly connected with a shaft sleeve 3, the inner cavity of the shaft sleeve 3 is engaged with the rotating rod 2, the top of the rotating rod 2 is fixedly connected with the opening handle 4, the bottom of the rotating rod 2 is fixedly connected with a butterfly plate 11, the bottom of the butterfly plate 11 is movably connected with the joint of the valve body 1, both sides of the valve body 1 are fixedly connected with mounting flanges, and the surfaces of the mounting flanges are provided, the practicability of the device is improved when the device is used, the inner cavity of the valve body 1 is fixedly connected with the pressure regulating frame 7, the inner cavity of the pressure regulating frame 7 is provided with the threaded rod 6, the top of the threaded rod 6 penetrates through the pressure regulating frame 7 and the valve body 1 and is fixedly connected with the rotating handle 5, the bottom of the pressure regulating frame 7 is movably connected with the bearing 16, the connection part of the bottom of the bearing 16 and the valve body 1 is fixedly connected, the surface of the threaded rod 6 is sleeved with the movable block 15, the right side of the movable block 15 is fixedly connected with the sliding rod 17, the right side of the sliding rod 17 is fixedly connected with the sliding block 18, the right side of the inner cavity of the pressure regulating frame 7 is provided with the sliding groove 19 matched with the sliding block 18 for use, the phenomenon that the device is blocked and affects use when the device is regulated can be effectively avoided through the sliding block 18 and the sliding groove 19, the smoothness of the device when the device is improved, lead to groove 14 with 8 cooperation uses of connecting rod is seted up in the left side of 7 inner chambers of pressure regulating frame, the left side fixedly connected with limiting plate 9 of connecting rod 8, the bottom of limiting plate 9 is equipped with baffle 10, the left side fixedly connected with rubber packing pad 13 of baffle 10, the surface of threaded rod 6 and the inner chamber of movable block 15 have all been paintd antirust paint, through antirust paint, can effectively avoid the device phenomenon that the corrosion influence was used when using to appear, the life when having promoted the device and using, the top of baffle 10 passes through loose axle 12 swing joint with the junction of valve body 1.

During the use, to opening through the user and rotate 4, drive rotary rod 2 through opening the rotation of 4 and rotate, it is rotatory to drive butterfly plate 11 through the rotation of rotary rod 2, can carry out the switching of circulating to the device, rotate 5 through the user to the rotation, drive threaded rod 6 through the rotation of 5 and rotate, the rotation through threaded rod 6 drives movable block 15 and removes, the removal through movable block 15 drives connecting rod 8 and removes, the removal through connecting rod 8 drives limiting plate 9 and removes, gradually adjust the spacing distance to baffle 10 through the removal of limiting plate 9, the function of adjusting rivers pressure has been reached, and is suitable for being generalized to use.

In summary, the following steps: this can realize pressure control's butterfly valve, through rotary rod 2, axle sleeve 3, threaded rod 6, connecting rod 8, limiting plate 9, baffle 10, butterfly plate 11, loose axle 12, lead to groove 14, movable block 15 and bearing 16, the butterfly valve does not possess the function of being convenient for regulated flow pressure on having solved current market, can't satisfy user's demand during the use, only be difficult to accurate control with the method control flow pressure of adjusting the sealed lid of butterfly valve, and the phenomenon that the flow is out of control easily appears, influence the problem that the user used.

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 can realize pressure control's butterfly valve, includes valve body (1), its characterized in that: the left side fixedly connected with axle sleeve (3) at valve body (1) top, the inner chamber meshing of axle sleeve (3) has rotary rod (2), the top fixedly connected with of rotary rod (2) is opened (4), the bottom fixedly connected with butterfly plate (11) of rotary rod (2), the bottom of butterfly plate (11) and the junction swing joint of valve body (1), the inner chamber fixedly connected with pressure regulating frame (7) of valve body (1), the inner chamber of pressure regulating frame (7) is equipped with threaded rod (6), the top of threaded rod (6) is run through pressure regulating frame (7) and valve body (1) and fixedly connected with is rotatory (5), the bottom swing joint of pressure regulating frame (7) has bearing (16), the bottom of bearing (16) and the junction fixed connection of valve body (1), the surface cover of threaded rod (6) is equipped with movable block (15), the left side fixedly connected with connecting rod (8) of movable block (15), the left side of connecting rod (8) is run through pressure regulating frame (7) and is extended to the outside department of pressure regulating frame (7), logical groove (14) that use with connecting rod (8) cooperation are seted up in the left side of pressure regulating frame (7) inner chamber, the left side fixedly connected with limiting plate (9) of connecting rod (8), the bottom of limiting plate (9) is equipped with baffle (10), loose axle (12) swing joint is passed through with the junction of valve body (1) at the top of baffle (10).

2. A butterfly valve with pressure control according to claim 1, wherein: the right side fixedly connected with slide bar (17) of movable block (15), the right side fixedly connected with slider (18) of slide bar (17), spout (19) that cooperate the use with slider (18) have been seted up on the right side of pressure regulating frame (7) inner chamber.

3. A butterfly valve with pressure control according to claim 1, wherein: the top fixedly connected with of valve body (1) inner chamber is with the rubber protective shroud that uses with rotary rod (2) cooperation, open the surface of handle (4) and seted up anti-skidding line.

4. A butterfly valve with pressure control according to claim 1, wherein: the left side fixedly connected with rubber packing pad (13) of baffle (10), the surface of threaded rod (6) and the inner chamber of movable block (15) have all been paintd antirust paint.

5. A butterfly valve with pressure control according to claim 1, wherein: the two sides of the valve body (1) are fixedly connected with mounting flanges, and mounting holes are formed in the surfaces of the mounting flanges.