CN216009578U - Worm wheel butt-clamping butterfly valve - Google Patents
Worm wheel butt-clamping butterfly valve Download PDFInfo
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- CN216009578U CN216009578U CN202122115883.9U CN202122115883U CN216009578U CN 216009578 U CN216009578 U CN 216009578U CN 202122115883 U CN202122115883 U CN 202122115883U CN 216009578 U CN216009578 U CN 216009578U
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Abstract
The utility model provides a worm wheel butt-clamping butterfly valve, which comprises a valve body, a worm gear box, a rotating rod, a hand wheel and a fixing device; a disc plate is arranged in the valve body, a worm gear device is arranged in the worm gear box, and the disc plate is connected with the output end of the worm gear device through a valve rod; the input end of the worm gear device is connected with the hand wheel through a rotating rod; the fixing device comprises a first clamping plate, a first connecting plate, a first screw, a second clamping plate, a second connecting plate and a second screw; the first connecting plate and the second connecting plate are respectively fixed on the side wall of the worm gear case, and one end of the first screw penetrates through a first threaded hole in the first connecting plate to be rotatably connected with the first clamping plate; one end of the second screw rod penetrates through a second threaded hole in the second connecting plate to be rotatably connected with the second clamping plate; the swivelling lever is located between the first clamping plate and the second clamping plate. The utility model discloses alleviated the worm wheel butterfly valve in the use, because collision or error operation cause the rotation of hand wheel, the flow control that leads to the butterfly valve receives the problem of influence.
Description
Technical Field
The utility model belongs to the technical field of the valve technique and specifically relates to a worm wheel butt clamp butterfly valve is related to.
Background
The butterfly plate of the worm wheel butterfly valve is arranged in the diameter direction of the pipeline. In the cylindrical passageway of butterfly valve body, the disc butterfly plate rotates around the axis, and the rotation angle is between 0 ~ 90, and when the dish plate was in 0 position, the butterfly valve was in the closed condition, and when the dish plate rotated 90 positions, the butterfly valve was in the full open mode. The worm-wheel butterfly valve has simple structure, small volume and light weight and is composed of a few parts. And the valve can be quickly opened and closed only by rotating 90 degrees, the operation is simple, and meanwhile, the valve has good fluid control characteristics. Worm butterfly valves typically control the opening and closing of the valve by a hand wheel.
However, in the use process of the existing worm-wheel butterfly valve, the rotation of the hand wheel may be caused by collision or error operation, so that the flow control of the butterfly valve is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a worm wheel is to pressing from both sides butterfly valve to alleviate the butterfly valve in the use, probably because collision or fault operation cause the rotation of hand wheel, influence the technical problem of the flow control of butterfly valve.
In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:
a worm wheel butt clamp butterfly valve comprises a valve body, a worm gear box, a rotating rod, a hand wheel and a fixing device; a medium channel is arranged in the valve body, a disc plate is arranged in the medium channel, a worm gear device is arranged in the worm gear box, and the disc plate is connected with the output end of the worm gear device through a valve rod; one end of the rotating rod is connected with the input end of the worm gear device, and the other end of the rotating rod is connected with the hand wheel; the fixing device comprises a first clamping plate, a first connecting plate, a first screw, a second clamping plate, a second connecting plate and a second screw; the first connecting plate is fixed on the side wall of the worm gear case, the first connecting plate is provided with a first threaded hole, and one end of a first screw rod penetrates through the first threaded hole to be rotatably connected with the first clamping plate; the second connecting plate is fixed on the side wall of the worm gear case, a second threaded hole is formed in the second connecting plate, and one end of a second screw penetrates through the second threaded hole to be rotatably connected with the second clamping plate; the first clamping plate and the second clamping plate are respectively positioned at two sides of the rotating rod; and the clamping surface of the first clamping plate is opposite to the clamping surface of the second clamping plate.
Furthermore, a guide device is arranged between the first clamping plate and the second clamping plate.
Further, the guide device comprises a first guide rod and a second guide rod; one end of the first clamping plate is provided with a first flange, the first flange is provided with a first through hole, the other end of the first clamping plate is provided with a second flange, and the second flange is provided with a second through hole; one end of the second clamping plate is provided with a third flange, a third through hole is formed in the third flange, the other end of the second clamping plate is provided with a fourth flange, and a fourth through hole is formed in the fourth flange; one end of the first guide rod sequentially penetrates through the first through hole and the third through hole and is fixedly connected with the second connecting plate, and the other end of the first guide rod is fixedly connected with the first connecting plate; one end of the second guide rod sequentially penetrates through the second through hole and the fourth through hole and is fixedly connected with the second connecting plate, and the other end of the second guide rod is fixedly connected with the first connecting plate.
Furthermore, the surfaces of the first guide rod and the second guide rod are provided with balls.
Furthermore, a rocker is arranged on the hand wheel.
Furthermore, the rocker is sleeved with a sleeve, and the sleeve is rotatably connected with the rocker.
Further, the other end of the first screw rod is provided with a first handle, and the other end of the second screw rod is provided with a second handle.
Furthermore, the clamping surface of the first clamping plate and the clamping surface of the second clamping plate are respectively provided with anti-skidding convex points.
Compared with the prior art, worm wheel butt clamp butterfly valve have following technological effect:
1. the specific operation of opening and closing the worm wheel pair-clamping butterfly valve in the technical scheme is that a rotating rod connected with a hand wheel is driven to rotate by rotating the hand wheel, the rotating rod is connected with the input end of a worm wheel device, the rotating rod drives the worm wheel device to rotate, the worm wheel device outputs the rotation to a valve rod, the valve rod drives a butterfly plate to rotate, a valve port of the butterfly plate is closed at a 0-degree position, and the valve port is completely opened when the butterfly plate rotates to a 90-degree position;
the fixing device can fix the rotating rod through the fixing device after the hand wheel is adjusted, so that the phenomenon that the flow control of the butterfly valve is influenced due to the rotation of the hand wheel caused by the collision or the error operation of the hand wheel due to carelessness can be avoided; the specific fixing mode is as follows: the clamping surface of the first clamping plate is driven to abut against the rotating rod by adjusting the first screw rod, and the clamping surface of the second clamping plate is driven to abut against the rotating rod by adjusting the second screw rod, so that the rotating rod is fixed by the first clamping plate and the second clamping plate; because the one end of first screw rod is connected with the rotation of first clamp plate, and the one end of second screw rod is connected with the rotation of second clamp plate, consequently rotating the in-process of first screw rod and second screw rod respectively, can avoid first clamp plate to rotate along with first screw rod to and avoid the second clamp plate to rotate along with the second screw rod.
2. The arrangement of the guide device can enable the first clamping plate and the second clamping plate to be more stable in the process of moving close to or far away from the rotating rod respectively.
3. The two ends of the first clamping plate are respectively sleeved on the first guide rod and the second guide rod, the two ends of the second clamping plate are respectively sleeved on the first guide rod and the second guide rod, and the first clamping plate can move along the first guide rod and the second guide rod in the process of adjusting the first clamping plate along with the first screw rod and the process of adjusting the second clamping plate along with the second screw rod.
4. The setting of ball can reduce frictional force at the in-process that first clamp plate and second clamp plate removed, and it is more smooth and easy to remove.
5. The hand wheel can be adjusted by rotating the rocker.
6. The sleeve pipe is sleeved on the rocker and is connected with the rocker in a rotating mode, and the process of rotating the hand wheel through the rocker is more convenient.
7. The first handle is arranged to facilitate adjustment of the first screw rod, and the second handle is arranged to facilitate adjustment of the second screw rod.
8. The antiskid salient points are arranged, so that the first clamping plate and the second clamping plate can fix the rotating rod more firmly.
Drawings
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. 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 otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a worm wheel butt-clamp butterfly valve according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fixing device according to an embodiment of the present invention.
Description of reference numerals:
1-a valve body; 2-a worm gear case; 3-rotating the rod; 4-hand wheel; 41-rocker; 42-a cannula; 5-a fixing device; 51-a first clamping plate; 52-first connecting plate; 53-first screw; 54-a second clamping plate; 55-a second connecting plate; 56-second screw; 57-a first guide bar; 58-second guide bar.
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. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The embodiment provides a worm wheel pair-clamped butterfly valve, which comprises a valve body 1, a worm gear case 2, a rotating rod 3, a hand wheel 4 and a fixing device 5, and is shown in fig. 1 to 2; a medium channel is arranged in the valve body 1, a disc plate is arranged in the medium channel, a worm gear device is arranged in the worm gear box 2, and the disc plate is connected with the output end of the worm gear device through a valve rod; one end of the rotating rod 3 is connected with the input end of the worm gear device, and the other end of the rotating rod 3 is connected with the hand wheel 4; the fixing device 5 comprises a first clamping plate 51, a first connecting plate 52, a first screw 53, a second clamping plate 54, a second connecting plate 55 and a second screw 56; the first connecting plate 52 is fixed on the side wall of the worm gear case 2, the first connecting plate 52 is provided with a first threaded hole, and one end of the first screw 53 passes through the first threaded hole to be rotatably connected with the first clamping plate 51; the second connecting plate 55 is fixed on the side wall of the worm gear case 2, the second connecting plate 55 is provided with a second threaded hole, and one end of a second screw 56 passes through the second threaded hole to be rotatably connected with the second clamping plate 54; the first and second clamping plates 51, 54 are located on both sides of the swivelling levers 3, respectively; and the clamping surface of the first clamping plate 51 opposes the clamping surface of the second clamping plate 54.
Compared with the prior art, the specific operation of opening and closing the worm wheel pair-clamping butterfly valve is that the rotating rod 3 connected with the hand wheel 4 is driven to rotate by rotating the hand wheel 4, the rotating rod 3 is connected with the input end of the worm wheel device, the rotating rod 3 drives the worm wheel device to rotate, the worm wheel device outputs the rotation to the valve rod, the valve rod drives the butterfly plate to rotate, the valve port of the butterfly plate is closed at the position of 0 degree, and the valve port is completely opened when the butterfly plate rotates to the position of 90 degrees;
the fixing device 5 can fix the rotating rod 3 through the fixing device after the hand wheel 4 is adjusted, so that the phenomenon that the flow control of the butterfly valve is influenced due to the rotation of the hand wheel 4 caused by the fact that the hand wheel 4 is accidentally collided or operated by mistake can be avoided; the specific fixing mode is as follows: the first screw 53 is adjusted to drive the clamping surface of the first clamping plate 51 to abut against the rotating rod 3, and the second screw 56 is adjusted to drive the clamping surface of the second clamping plate 54 to abut against the rotating rod 3, so that the first clamping plate 51 and the second clamping plate 54 fix the rotating rod 3; since one end of the first screw 53 is rotatably connected to the first clamping plate 51 and one end of the second screw 56 is rotatably connected to the second clamping plate 54, the first clamping plate 51 can be prevented from rotating together with the first screw 53 and the second clamping plate 54 can be prevented from rotating together with the second screw 56 in the process of rotating the first screw 53 and the second screw 56, respectively.
More preferably, a guide is provided between the first and second clamping plates 51, 54. In this technical solution, the arrangement of the guiding device can make the first clamping plate 51 and the second clamping plate 54 more stable in the process of moving close to or away from the rotating rod 3, respectively.
More preferably, the guide means comprise a first guide rod 57 and a second guide rod 58; one end of the first clamping plate 51 is provided with a first flange, the first flange is provided with a first through hole, the other end of the first clamping plate 51 is provided with a second flange, and the second flange is provided with a second through hole; one end of the second clamping plate 54 is provided with a third flange, a third through hole is formed in the third flange, the other end of the second clamping plate 54 is provided with a fourth flange, and a fourth through hole is formed in the fourth flange; one end of the first guide rod 57 sequentially passes through the first through hole and the third through hole and is fixedly connected with the second connecting plate 55, and the other end of the first guide rod 57 is fixedly connected with the first connecting plate 52; one end of the second guide rod 58 sequentially passes through the second via hole and the fourth via hole and is fixedly connected with the second connecting plate 55, and the other end of the second guide rod 58 is fixedly connected with the first connecting plate 52. In this technical solution, two ends of the first clamping plate 51 are respectively sleeved on the first guide rod 57 and the second guide rod 58, and two ends of the second clamping plate 54 are respectively sleeved on the first guide rod 57 and the second guide rod 58, so that the first clamping plate 51 can move along the first guide rod 57 and the second guide rod 58 in the process of adjusting along with the first screw 53 and the process of adjusting along with the second screw 56 of the second clamping plate 54.
More preferably, the surfaces of the first guide rod 57 and the second guide rod 58 are provided with balls. In this technical scheme, the setting of ball can be at the in-process that first clamp plate 51 and second clamp plate 54 removed, reduces frictional force, and it is more smooth and easy to remove.
More preferably, the hand wheel 4 is provided with a rocker 41. In the present technical solution, the hand wheel 4 can be adjusted by rotating the rocker 41.
More preferably, the rocker 41 is sleeved with a sleeve 42, and the sleeve 42 is rotatably connected with the rocker 41. In the technical scheme, the sleeve 42 is sleeved on the rocker 41 and is rotatably connected with the rocker 41, so that the process of rotating the hand wheel 4 through the rocker 41 is more convenient.
More preferably, the other end of the first screw 53 has a first handle, and the other end of the second screw 56 has a second handle. In this technical solution, the first handle is provided to facilitate the adjustment of the first screw 53, and the second handle is provided to facilitate the adjustment of the second screw 56.
More preferably, the clamping surface of the first clamping plate 51 and the clamping surface of the second clamping plate 54 are provided with anti-slip protrusions, respectively. In this technical solution, the anti-slip bumps are arranged to enable the first clamping plate 51 and the second clamping plate 54 to fix the rotating rod 3 more firmly.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a worm wheel is to pressing from both sides butterfly valve which characterized in that: comprises a valve body, a worm gear case, a rotating rod, a hand wheel and a fixing device;
a medium channel is arranged in the valve body, a disc plate is arranged in the medium channel, a worm gear device is arranged in the worm gear box, and the disc plate is connected with the output end of the worm gear device through a valve rod; one end of the rotating rod is connected with the input end of the worm gear device, and the other end of the rotating rod is connected with the hand wheel;
the fixing device comprises a first clamping plate, a first connecting plate, a first screw, a second clamping plate, a second connecting plate and a second screw; the first connecting plate is fixed on the side wall of the worm gear box, a first threaded hole is formed in the first connecting plate, and one end of the first screw penetrates through the first threaded hole to be rotatably connected with the first clamping plate; the second connecting plate is fixed on the side wall of the worm gear box, a second threaded hole is formed in the second connecting plate, and one end of the second screw penetrates through the second threaded hole to be rotatably connected with the second clamping plate; the first clamping plate and the second clamping plate are respectively positioned at two sides of the rotating rod; and the clamping surface of the first clamping plate is opposite to the clamping surface of the second clamping plate.
2. The worm-wheel pair-clamp butterfly valve of claim 1, wherein: and a guide device is arranged between the first clamping plate and the second clamping plate.
3. The worm-wheel pair-clamp butterfly valve of claim 2, wherein: the guide device comprises a first guide rod and a second guide rod;
a first flange is arranged at one end of the first clamping plate, a first through hole is formed in the first flange, a second flange is arranged at the other end of the first clamping plate, and a second through hole is formed in the second flange; a third flange is arranged at one end of the second clamping plate, a third through hole is formed in the third flange, a fourth flange is arranged at the other end of the second clamping plate, and a fourth through hole is formed in the fourth flange;
one end of the first guide rod sequentially penetrates through the first through hole and the third through hole and is fixedly connected with the second connecting plate, and the other end of the first guide rod is fixedly connected with the first connecting plate; one end of the second guide rod penetrates through the second via hole and the fourth via hole in sequence and is fixedly connected with the second connecting plate, and the other end of the second guide rod is fixedly connected with the first connecting plate.
4. The worm-wheel pair-clamp butterfly valve of claim 3, wherein: and balls are arranged on the surfaces of the first guide rod and the second guide rod.
5. The worm-wheel pair-clamp butterfly valve of claim 1, wherein: and a rocker is arranged on the hand wheel.
6. The worm-wheel pair-clamp butterfly valve of claim 5, wherein: the rocker is sleeved with a sleeve, and the sleeve is rotatably connected with the rocker.
7. The worm-wheel pair-clamp butterfly valve of claim 1, wherein: the other end of the first screw rod is provided with a first handle, and the other end of the second screw rod is provided with a second handle.
8. The worm-wheel pair-clamp butterfly valve of claim 1, wherein: and anti-skidding convex points are respectively arranged on the clamping surface of the first clamping plate and the clamping surface of the second clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115883.9U CN216009578U (en) | 2021-09-03 | 2021-09-03 | Worm wheel butt-clamping butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115883.9U CN216009578U (en) | 2021-09-03 | 2021-09-03 | Worm wheel butt-clamping butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216009578U true CN216009578U (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122115883.9U Active CN216009578U (en) | 2021-09-03 | 2021-09-03 | Worm wheel butt-clamping butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216009578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413003A (en) * | 2022-03-14 | 2022-04-29 | 国工控股集团有限公司 | Bidirectional multi-eccentric metal sealing butterfly valve |
-
2021
- 2021-09-03 CN CN202122115883.9U patent/CN216009578U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413003A (en) * | 2022-03-14 | 2022-04-29 | 国工控股集团有限公司 | Bidirectional multi-eccentric metal sealing butterfly valve |
| CN114413003B (en) * | 2022-03-14 | 2023-06-23 | 国工控股集团有限公司 | Bidirectional multi-bias metal sealing butterfly valve |
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