CN210265894U

CN210265894U - Comb-tooth type adjusting butterfly valve

Info

Publication number: CN210265894U
Application number: CN201920234691.XU
Authority: CN
Inventors: 吴寿涛
Original assignee: Tongling Jingwei Fluid Technology Co Ltd
Current assignee: Tongling Jingwei Fluid Technology Co Ltd
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-04-07
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a comb-tooth type adjusting butterfly valve, which comprises a valve body, a shaft sleeve, a sleeve shell, a butterfly plate, a valve rod, a comb plate and a worm, wherein the shaft sleeve is fixed at the bottom of the valve body in a welding way, the sleeve is fixed at the top of the valve body in a welding way and is communicated with the valve body, the sleeve shell is fixed at one end of the sleeve, which is far away from the valve body, a cover plate is fixed at the top of the sleeve shell in a welding way, a rotating shaft is arranged in the sleeve shell, a bearing at one end of the rotating shaft is rotationally connected with the cover plate, the other end of the rotating shaft is rotationally connected with the inner wall at one side corresponding to the sleeve shell through a bearing, a worm wheel is sleeved at the outer side of the rotating shaft, the butterfly plate is arranged in the valve body, the valve rod is, the service life of the butterfly valve is prolonged, and the flow of the medium in the valve body can be accurately controlled.

Description

Comb-tooth type adjusting butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a comb-tooth type adjusts butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk. 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 plate, so that the opening and closing or adjusting purpose is achieved.

The flow of the butterfly valve is not suitable for adjustment, the butterfly plate is easy to vibrate during adjustment, the butterfly plate can be damaged after a long time, and the butterfly valve can only be used in a fully-opened or fully-closed position, so that inconvenience is brought to people;

some adjustable butterfly valves are difficult to observe water flow, inconvenient to control the size of water flow and inconvenient to identify the medium flow, and therefore a comb-tooth type adjusting butterfly valve is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a comb tooth formula regulation butterfly valve.

In order to achieve the above object, the utility model provides a following technical scheme: a comb-tooth type adjusting butterfly valve comprises a valve body, a shaft sleeve, a casing, a butterfly plate, a valve rod, a comb plate and a worm, wherein the shaft sleeve is fixedly welded at the bottom of the valve body, the sleeve is fixedly welded at the top of the valve body and communicated with the valve body, the casing is fixedly welded at one end, away from the valve body, of the sleeve, a cover plate is fixedly welded at the top of the casing, a rotating shaft is arranged in the casing, a bearing at one end of the rotating shaft is rotatably connected with the cover plate, the other end of the rotating shaft is rotatably connected with the inner wall of one side, corresponding to the casing, of the casing through a bearing, a worm wheel is sleeved at the outer side of the rotating shaft, the butterfly plate is arranged in the valve body, the valve rod is fixedly welded at the center of the inner part of the butterfly plate, one end of the, the butterfly plate opposite side is provided with the connecting plate, one side equidistance welded fastening that the connecting plate is close to the butterfly plate has a fishback, one side and butterfly plate fixed connection that the connecting plate was kept away from to the fishback, the cover shell outer wall embedding is fixed with the connecting cylinder, and the connecting cylinder is linked together with the cover shell, be provided with the worm in the connecting cylinder, the worm both ends are rotated through the both sides inner wall that the bearing corresponds with the connecting cylinder respectively and are connected, the worm is connected with the worm wheel meshing, the one end that the valve rod was kept away from in the pivot is passed apron welded fastening and is had the.

Preferably, one end of the worm penetrates through the connecting cylinder and is fixedly welded with a hand wheel.

Preferably, the outer wall of the butterfly plate is clamped with a sealing ring.

Preferably, threaded holes are formed in the two perpendicular sides of the valve body and the sleeve at equal intervals.

Preferably, the top of the cover plate is stuck with a scale sticker.

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

1. the utility model discloses when opening the butterfly valve, twist and move the hand wheel, the worm drives the worm wheel and rotates, the pivot drives the valve rod and rotates, butterfly plate upper reaches one side on the valve rod is equipped with the baffle, the low reaches opposite side is equipped with connecting plate and fishback, convenient dispersion rivers prevent to produce the cavitation erosion to the butterfly plate produces the vibration when adjusting or opening and close, the protection butterfly plate, the life of extension butterfly valve is simple and easy convenient when adjusting, has avoided ordinary butterfly valve can not carry out the drawback of the uncomfortable rectification flow.

2. The utility model discloses when advancing the rotation hand wheel, the scale that the pivot outside pointer indicated pasted, worm wheel can drive the pivot when the worm rotates and rotate, when the pivot rotates alright come suggestion pivoted angle with more utensil pointer, make things convenient for people to survey the angle of adjustment when the flow of adjusting the butterfly valve, simple structure, convenient to use, the flow of the accurate control valve internal medium of being convenient for, accommodation ratio is wider than ordinary butterfly valve.

Drawings

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

FIG. 2 is a rear view of the overall structure of the present invention;

FIG. 3 is a left side view of the butterfly plate structure of the present invention;

fig. 4 is a sectional view of the structure of the casing of the present invention;

fig. 5 is a top view of the cover plate structure of the present invention.

In the figure: 1. a valve body; 2. a shaft sleeve; 3. a sleeve; 4. a housing; 5. a cover plate; 6. a rotating shaft; 7. a butterfly plate; 8. a valve stem; 9. a connecting plate; 10. a comb plate; 11. a connecting cylinder; 12. a worm; 13. a pointer; 14. a hand wheel; 15. a seal ring; 16. a threaded hole; 17. a scale is pasted; 18. a worm gear; 19. a separator.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1-5, the present invention provides a technical solution: a comb-tooth type adjusting butterfly valve comprises a valve body 1, a shaft sleeve 2, a sleeve 3, a sleeve shell 4, a butterfly plate 7, a valve rod 8, a comb plate 10 and a worm 12, wherein the shaft sleeve 2 is fixedly welded at the bottom of the valve body 1, the sleeve 3 is fixedly welded at the top of the valve body 1, the sleeve 3 is communicated with the valve body 1, the sleeve shell 4 is fixedly welded at one end of the sleeve 3, which is far away from the valve body 1, an cover plate 5 is fixedly welded at the top of the sleeve shell 4, a rotating shaft 6 is arranged in the sleeve shell 4, one end of the rotating shaft 6 is rotatably connected with the cover plate 5 through a bearing, the other end of the rotating shaft 6 is rotatably connected with the inner wall of one side, which corresponds to the sleeve shell 4, of the worm wheel 18 is sleeved at the outer side of the rotating shaft 6, the butterfly plate 7 is arranged in the valve body 1, the other end of the valve rod 8 is fixedly connected with one end corresponding to the rotating shaft 6 through a coupler, a partition plate 19 is welded and fixed on one side of the butterfly plate 7 at equal intervals, a connecting plate 9 is arranged on the other side of the butterfly plate 7, a comb plate 10 is welded and fixed on one side of the connecting plate 9 at equal intervals, one side of the comb plate 10 away from the connecting plate 9 is fixedly connected with the butterfly plate 7, a connecting cylinder 11 is embedded and fixed on the outer wall of the casing 4, the connecting cylinder 11 is communicated with the casing 4, a worm 12 is arranged in the connecting cylinder 11, two ends of the worm 12 are respectively connected with the inner walls of two sides corresponding to the connecting cylinder 11 through bearings in a rotating mode, the worm 12 is connected with a worm wheel 18 in a meshing mode, one end, far away from the valve rod 8, of the rotating shaft 6 penetrates through the cover plate 5 and is welded and fixed with a pointer 13, when the, 7 upper reaches one side of butterfly plate on the valve rod 8 is equipped with baffle 19, the low reaches opposite side is equipped with connecting plate 9 and fishback 10, make things convenient for the dispersion rivers, prevent to produce cavitation erosion, so that butterfly plate 7 produces the vibration when adjusting or opening and closing, protection butterfly plate 7, the life of extension butterfly valve, simple and easy convenience when adjusting, the drawback that ordinary butterfly valve can not carry out the unsuitable regulation flow has been avoided, when advancing rotation hand wheel 14, the scale that 6 outside of pivot pointer 13 pointed to pastes 17, worm wheel 18 can drive pivot 6 rotation when worm 12 rotates, just can have more pointer 13 when pivot 6 rotates and indicate pivoted angle, make things convenient for people to survey the angle of adjustment when adjusting the flow of butterfly valve, moreover, the steam generator is simple in structure, high durability and convenient use, the accurate flow of medium in the control valve body 1 of being convenient for, the control range is than ordinary wide butterfly valve

In some embodiments, a hand wheel 14 is welded to one end of the worm 12 through the connecting cylinder 11, so that the worm 12 can be rotated to drive the worm wheel 18 to rotate, thereby adjusting the flow.

In some embodiments, the outer wall of the butterfly plate 7 is clamped with a sealing ring 15, so as to enhance the sealing performance of the butterfly plate 7 when being closed.

In some embodiments, the valve body 1 is provided with threaded holes 16 at equal intervals on two sides perpendicular to the sleeve 3, so as to facilitate connection with other pipelines through bolts.

In some embodiments, a scale label 17 is adhered to the top of the cover plate 5, so that the rotation angle of the worm wheel 18 can be conveniently identified, and the flow rate can be controlled.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a butterfly valve is adjusted to broach formula, includes valve body (1), axle sleeve (2), sleeve (3), cover shell (4), butterfly plate (7), valve rod (8), broach board (10) and worm (12), its characterized in that: the valve comprises a valve body (1), a shaft sleeve (2) is fixedly welded at the bottom of the valve body (1), a sleeve (3) is fixedly welded at the top of the valve body (1), the sleeve (3) is communicated with the valve body (1), a sleeve shell (4) is fixedly welded at one end, far away from the valve body (1), of the sleeve (3), a cover plate (5) is fixedly welded at the top of the sleeve shell (4), a rotating shaft (6) is arranged in the sleeve shell (4), one end of the rotating shaft (6) is rotatably connected with the cover plate (5) through a bearing, the other end of the rotating shaft (6) is rotatably connected with the inner wall of one side, corresponding to the sleeve shell (4), of the rotating shaft (6), a worm wheel (18) is sleeved at the outer side of the rotating shaft (6), a butterfly plate (7) is arranged in the valve body (1), a valve rod (8) is fixedly welded at the inner, the other end of the valve rod (8) is fixedly connected with one end corresponding to the rotating shaft (6) through a coupler, partition plates (19) are welded and fixed on one side of the butterfly plate (7) at equal intervals, a connecting plate (9) is arranged on the other side of the butterfly plate (7), comb plates (10) are welded and fixed on one side of the connecting plate (9) close to the butterfly plate (7) at equal intervals, one side of the comb plate (10) far away from the connecting plate (9) is fixedly connected with the butterfly plate (7), a connecting cylinder (11) is embedded and fixed in the outer wall of the casing (4), and the connecting cylinder (11) is communicated with the shell (4), a worm (12) is arranged in the connecting cylinder (11), two ends of the worm (12) are respectively and rotatably connected with the inner walls of two corresponding sides of the connecting cylinder (11) through bearings, the worm (12) is meshed with the worm wheel (18), and one end, far away from the valve rod (8), of the rotating shaft (6) penetrates through the cover plate (5) and is fixedly welded with the pointer (13).

2. The comb-type adjusting butterfly valve of claim 1, wherein: one end of the worm (12) penetrates through the connecting cylinder (11) and is fixedly welded with a hand wheel (14).

3. The comb-type adjusting butterfly valve of claim 1, wherein: the outer wall of the butterfly plate (7) is clamped with a sealing ring (15).

4. The comb-type adjusting butterfly valve of claim 1, wherein: threaded holes (16) are formed in the two sides, perpendicular to the sleeve (3), of the valve body (1) at equal intervals.

5. The comb-type adjusting butterfly valve of claim 1, wherein: and the top of the cover plate (5) is stuck with a scale sticker (17).