CN205155173U - Butterfly valve - Google Patents

Butterfly valve Download PDF

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Publication number
CN205155173U
CN205155173U CN201520935591.1U CN201520935591U CN205155173U CN 205155173 U CN205155173 U CN 205155173U CN 201520935591 U CN201520935591 U CN 201520935591U CN 205155173 U CN205155173 U CN 205155173U
Authority
CN
China
Prior art keywords
handle
valve
angle
butterfly valve
latch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201520935591.1U
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Chinese (zh)
Inventor
何洪亮
霍红辉
候雷
迟珍强
李娜
史绍彰
张磊
牟桂玲
韩小华
王玉鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Tiejian Yongtai New Building Material Co Ltd
Original Assignee
Beijing Tiejian Yongtai New Building Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Tiejian Yongtai New Building Material Co Ltd filed Critical Beijing Tiejian Yongtai New Building Material Co Ltd
Priority to CN201520935591.1U priority Critical patent/CN205155173U/en
Application granted granted Critical
Publication of CN205155173U publication Critical patent/CN205155173U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a butterfly valve has solved handle rotation angle and can only can not be applicable to the angle within 10 degrees with 10 degrees increases, causes to be applicable to the problem of the pipeline of precise adjustment flow more, and its technical scheme main points are butterfly valve, including valve body, valve shaft, valve plate, handle, the valve plate arrange the valve body in inside, valve shaft one end is fixed on valve plate the central axis, the other end is connected with the handle, the fixed angle board that is equipped with of valve body outer fringe, angle board surface be equipped with the angle scale, the angle scale use the valve shaft as centre of a circle arc shooting, the handle on be equipped with the pointer that matches with the angle scale, the handle that has reached this butterfly valve can rotate arbitrary angle, the pointer on the handle can show current angle for this butterfly valve can be applicable to the pipeline of precise adjustment flow.

Description

A kind of butterfly valve
Technical field
The utility model relates to valve technology field, and more particularly, it relates to a kind of butterfly valve.
Background technique
Butterfly valve is the simple modulating valve of a kind of structure, also can be used for the switch control rule of low pressure pipeline medium simultaneously, valve butterfly valve refers to that closure member valve plate is disk, a kind of valve reaching open and close is rotated around valve shaft, on pipeline, main rising is cut off and throttling action, thus reaching the object opening and closing or regulate, existing common butterfly valve cannot accurate angle of swing, and then can not play and carry out accurate flow adjustment to medium.
At present, application number be 201310679314.4 Chinese patent disclose the adjustable butterfly valve of a kind of angle of swing, it comprises valve body, valve shaft, valve plate, semicircle clamp and handle, described valve plate is placed in valve inner, valve shaft one end is fixed on valve plate central axis, the valve shaft the other end is connected with handle, valve body end face is provided with semicircle clamp, semicircle clamp edge is provided with the scale of 0 degree ~ 90 degree and multiple U-shaped groove, angle between every two U-shaped grooves is 10 degree, handle is Foldable handle, folds the handle got off and is stuck in U-shaped groove.Although the butterfly valve structure that this angle of swing is adjustable is simple, but because the angle between its every two U-shaped grooves is 10 degree, and handle is stuck in U-shaped groove, make this kind of angle of swing can only with 10 degree of increases, the angle within 10 degree can not be applicable to, make this kind of butterfly valve cannot be applicable to the pipeline of accurate adjustment flow more.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide one can adjust butterfly valve at any angle.
For achieving the above object, the utility model provides following technological scheme: a kind of butterfly valve, comprise valve body, valve shaft, valve plate and handle, described valve plate is placed in valve inner, described handle is connected with valve plate by valve shaft, described valve body is provided with angle board, and described handle and angle board slide and arrange, and are provided with locking mechanism between handle and angle board.
By adopting technique scheme, by the setting of locking mechanism, rotatable handle is made to arrive certain angle, handle and angle board can be fixed, thus demonstrate current angle of swing, between adjacent angle be 1 degree, just can realize allowing this butterfly valve with 1 degree for radix rotates, thus the pipeline needing accurate adjustment flow can be applicable to.
The utility model is set to further: described locking mechanism comprises the first latch and the second latch, described angle board offers the limiting groove mated with the first latch, the first described latch coordinates fixing through handle, limiting groove with the second latch.
By adopting technique scheme, by arranging limiting groove on angle board, handle being rotated along limiting groove, thus reaching the object that handle can rotate 1 degree.
The utility model is set to further: the first described latch comprises handle bolt, and the second described latch comprises nut, and the screw rod of described handle bolt mates with nut.
By adopting technique scheme, by the setting of screw bolt and nut, easy-to-operat personnel coordinate the first latch and the second latch, and the first latch is set to handle bolt, easy-to-operat personnel only need the handle portion of grip bolt, just can carry out degree of tightness to screw bolt and nut.
The utility model is set to further: described handle is provided with the pointer mated with angle index, and described pointer is arrow-shaped through hole, the most advanced and sophisticated orientation angle scale of described arrow-shaped through hole.
By adopting technique scheme, by through hole being set to the shape of arrow, the tip part of arrow refers on scale, and easy-to-operat personnel are more prone to see current rotatable handle angle clearly, and the through hole moulding of arrowhead form is also more attractive in appearance.
The utility model is set to further: described handle is arranged with bath mat.
By adopting technique scheme, the Long-Time Service of handle, what handle surfaces can be allowed to become is smooth, and operator are difficult to a control handle, thus on handle sheathed bath mat, allow operator can better controlling the angle of swing of handle.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the A direction view of Fig. 1;
Fig. 3 is the B place enlarged view of Fig. 1.
Reference character: 1, valve body; 2, angle board; 3, scale; 4, handle; 5, bath mat; 6, pointer; 7, limiting groove; 8, handle bolt; 9, pad; 10, valve plate; 11, valve shaft; 12, nut; 13, connection part.
Embodiment
Referring to figs. 1 through Fig. 3, a kind of butterfly valve embodiment of the utility model is described further.
As shown in Figure 1 to Figure 3, wherein, handle bolt 8 is upper, a kind of butterfly valve, comprise valve body 1, valve shaft 11, valve plate 10, handle 4, it is inner that described valve plate 10 is placed in valve body 1, valve shaft 11 one end is fixed on valve plate 10 central axis, the other end is connected with handle 4, described valve body 1 is fixed with angle board 2, in order to attractive in appearance and convenient processing, angle board 2 in the present embodiment is fan-shaped, described angle board 2 upper surface is provided with scale 3, described scale 3 is center of circle arc shooting with valve shaft 11, scale 3 is 0 degree to 90 degree, adjacent scale is 1 degree, described handle 4 is provided with the pointer 6 mated with scale 3, in order to current handle 4 angle of swing more accurately can be shown, in the present embodiment, pointer 6 is carve the through hole be located on handle 4, described through hole is placed in above the level of scale 3, through hole is ARROW structure, align with scale 3 in the tip of arrow.
Due to the ducted liquid stream of butterfly valve through valve plate 10 time, valve plate 10 can be made to rotate, final parallel with flowing to of liquid, in order to avoid this situation occurs, because valve plate 10 is connected with handle 4 by valve shaft 11, angle board 2 is fixed on valve body 1, so be detachably fixedly connected with by connection part 13 with angle board 2 by handle 4, handle 4 rotates to certain angle, then fixes through connection part 13, valve plate 10 can be made to be fixed on present rotation angel degree, to reach the object controlling fluid flow.
In order to easy to process, in the present embodiment, connection part 13 comprises screw bolt and nut 12, owing to often regulating angle of swing, in the present embodiment using handle bolt 8 as bolt, described angle board 2 offers limiting groove 7 along scale 3, the circular arc that limiting groove 7 is and angle index matches, described limiting groove 7 matches with handle bolt 8, described handle 4 offers the through hole matched with handle bolt 8, described handle bolt 8 is through through hole, limiting groove 7 and nut 12 coordinate, during use, handle bolt 8 and nut 12 are unclamped, handle is transferred to suitable angle, again handle bolt 8 and nut 12 are screwed, the fixing of handle 4 can be completed, and handle bolt 8 can allow operator directly carry out screwing or unclamping with hand, easy to operate.
Because nut 12 and handle bolt 8 screw, wearing and tearing can be produced to the lower surface of angle board 2, Long-Time Service will cause limiting groove 7 to damage, in order to increase the working life of this butterfly valve, below angle board 2, between table and nut 12, plain cushion is set, because the area of contact of plain cushion and angle board 2 is comparatively large, when nut 12 screws, the pressure that plain cushion produces angle board 2 is less, can not produce damage when plain cushion and angle board 2 are conflicted to angle board 2.
In the Long-Time Service of this butterfly valve, handle 4 can become smooth and be difficult to control because often using, or do not use for a long time and produce corrosion scuffing operator, so will on handle 4 sheathed bath mat 5, to avoid above-mentioned situation occurs, because rubber antiskid pad not only has basic hydrophobic anti-slip function, and wear-resisting withstand voltage, so in the present embodiment, adopt rubber antiskid pad as bath mat 5.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (5)

1. a butterfly valve, comprise valve body, valve shaft, valve plate and handle, described valve plate is placed in valve inner, described handle is connected with valve plate by valve shaft, described valve body is provided with angle board, it is characterized in that: described handle and angle board slide and arrange, and are provided with locking mechanism between handle and angle board.
2. a kind of butterfly valve according to claim 1, it is characterized in that: described locking mechanism comprises the first latch and the second latch, described angle board offers the limiting groove mated with the first latch, the first described latch coordinates fixing through handle, limiting groove with the second latch.
3. a kind of butterfly valve according to claim 2, is characterized in that: the first described latch comprises handle bolt, and the second described latch comprises nut, and the screw rod of described handle bolt mates with nut.
4. a kind of butterfly valve according to claim 1, is characterized in that: described handle is provided with the pointer mated with angle index, described pointer is arrow-shaped through hole, the most advanced and sophisticated orientation angle scale of described arrow-shaped through hole.
5. a kind of butterfly valve according to claim 1, is characterized in that: described handle is arranged with bath mat.
CN201520935591.1U 2015-11-21 2015-11-21 Butterfly valve Active CN205155173U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520935591.1U CN205155173U (en) 2015-11-21 2015-11-21 Butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520935591.1U CN205155173U (en) 2015-11-21 2015-11-21 Butterfly valve

Publications (1)

Publication Number Publication Date
CN205155173U true CN205155173U (en) 2016-04-13

Family

ID=55690867

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520935591.1U Active CN205155173U (en) 2015-11-21 2015-11-21 Butterfly valve

Country Status (1)

Country Link
CN (1) CN205155173U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107575587A (en) * 2017-09-06 2018-01-12 永嘉县新然阀门有限公司 Dust butterfly valve
CN107883042A (en) * 2016-09-29 2018-04-06 郑永刚 A kind of constant flow adjustable proportion valve
CN109578596A (en) * 2018-12-11 2019-04-05 西安交通大学 A kind of blinds valve manually controlled
CN112221732A (en) * 2020-08-25 2021-01-15 成都衡信机械有限责任公司 Centralized rotational flow equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107883042A (en) * 2016-09-29 2018-04-06 郑永刚 A kind of constant flow adjustable proportion valve
CN107575587A (en) * 2017-09-06 2018-01-12 永嘉县新然阀门有限公司 Dust butterfly valve
CN109578596A (en) * 2018-12-11 2019-04-05 西安交通大学 A kind of blinds valve manually controlled
CN112221732A (en) * 2020-08-25 2021-01-15 成都衡信机械有限责任公司 Centralized rotational flow equipment

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information

Inventor after: He Hongliang

Inventor after: Han Xiaohua

Inventor after: Wang Yupeng

Inventor after: Zhou Shibing

Inventor after: Huo Honghui

Inventor after: Hou Lei

Inventor after: Chi Zhenqiang

Inventor after: Li Na

Inventor after: Shi Shaozhang

Inventor after: Zhang Lei

Inventor after: Mou Guiling

Inventor before: He Hongliang

Inventor before: Wang Yupeng

Inventor before: Huo Honghui

Inventor before: Hou Lei

Inventor before: Chi Zhenqiang

Inventor before: Li Na

Inventor before: Shi Shaozhang

Inventor before: Zhang Lei

Inventor before: Mou Guiling

Inventor before: Han Xiaohua

COR Change of bibliographic data