CN213541341U - Manual butterfly valve convenient to open and close - Google Patents
Manual butterfly valve convenient to open and close Download PDFInfo
- Publication number
- CN213541341U CN213541341U CN202022465245.5U CN202022465245U CN213541341U CN 213541341 U CN213541341 U CN 213541341U CN 202022465245 U CN202022465245 U CN 202022465245U CN 213541341 U CN213541341 U CN 213541341U
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- Prior art keywords
- rotary drum
- valve body
- slide
- sleeve
- valve
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims description 5
- 238000005034 decoration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of butterfly valves, in particular to a manual butterfly valve convenient to open and close, which comprises a valve body, a butterfly plate positioned in the valve body and a driving mechanism positioned above the valve body, the butterfly plate is rotationally connected with the valve body through a valve rod, the driving mechanism comprises a rotary drum fixedly connected with the valve rod and an elastic mechanism which is arranged in parallel with the rotary drum and fixedly connected with the valve body through a bracket, the outer wall of the rotary drum is symmetrically provided with a first slideway and a second slideway, the elastic mechanism comprises a fixed block, a first slide block, an elastic component and a sleeve, the elastic component comprises a manual pull ring and a first spring, and a second sliding block which is connected with the sleeve in a sliding way is arranged at one end of the sleeve, which is close to the rotary drum, a second spring is fixedly arranged between the second sliding block and the side wall of the sleeve, and the second sliding block slides along the slide way of the rotary drum. The utility model discloses simple structure opens and close convenient and fast, can improve work efficiency to the life of extension butterfly valve.
Description
Technical Field
The utility model relates to a butterfly valve technical field especially relates to a manual butterfly valve convenient to open and close.
Background
The butterfly valve is also called as flap valve, is a regulating valve with simple structure, is commonly used on pipelines for conveying various corrosive and non-corrosive fluid media in engineering systems such as producer furnaces, coal gas, chemical pipelines and the like, and is used for regulating and cutting off the flow of the media.
Among the prior art, manual butterfly valve adopts turbine drive and handle drive mostly, when opening and close the butterfly valve, these two weeks open and close mode complex operation, can not open and close in the very short time, and use for a long time easily by the corrosion and be difficult to open.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a manual butterfly valve convenient to open and close.
The utility model discloses a realize through following technical scheme:
a manual butterfly valve convenient to open and close comprises a valve body, a butterfly plate positioned in the valve body and a driving mechanism positioned above the valve body, wherein the butterfly plate is rotatably connected with the valve body through a valve rod, the driving mechanism comprises a rotary drum fixedly connected with the valve rod, a sliding track on the rotary drum and an elastic mechanism which is arranged in parallel with the rotary drum and fixedly connected with the valve body through a bracket, the sliding track comprises a first slide way and a second slide way which are vertically arranged on the outer wall of the rotary drum, a third slide way connected with the top end of the first slide way and the bottom end of the second slide way, and a fourth slide way connected with the bottom end of the first slide way and the top end of the second slide way, the elastic mechanism comprises a fixed block internally provided with a concave chute, a first slide block sliding in the concave chute, an elastic component positioned below the first slide block and a sleeve fixedly connected with the first slide block and sliding along the outer surface of the concave chute, the elastic assembly comprises a manual pull ring and a first spring, wherein one end of the manual pull ring is fixedly connected with the bottom of the first slide block, the other end of the manual pull ring penetrates through the bottom wall of the concave chute and extends out, the first spring is sleeved outside the manual pull ring, one end of the first spring is fixedly connected with the bottom of the first slide block, the other end of the first spring is fixedly connected with the bottom wall of the concave chute, a second slide block which is in sliding connection with the sleeve is arranged at one end, close to the rotary drum, of the sleeve, a sleeve side wall which is fixedly connected with the sleeve is arranged at one end, far away from the rotary drum, of the sleeve, a second spring is fixedly arranged between the second slide block and the sleeve.
Preferably, third slide and fourth slide intersection bottom set up spacing post the intersection left and right sides sets up first pivot and second pivot respectively set up in the first pivot and can wind first pivot pivoted first baffle set up in the second pivot and can wind second pivot pivoted second baffle is in respectively first pivot and the inside torsion spring that sets up of second pivot.
Preferably, the top and the bottom of the valve body are respectively provided with bolt holes symmetrically.
Preferably, a limit block is arranged on the valve body, and a sealing ring is arranged between the valve body and the butterfly plate.
The utility model has the advantages that:
under elastic component's elastic action, drive the sheathed tube slip of second slider, and then drive the second slider is followed thereby the slip track that sets up on the rotary drum slides and drives the rotation of rotary drum, the butterfly plate is in along with the rotary drum is rotatory under the drive of rotary drum, accomplishes opening and closing of butterfly valve, the utility model discloses simple structure opens and close convenient and fast, can improve work efficiency to the life of extension butterfly valve.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the drive mechanism.
Fig. 3 is a plan view of the elastic mechanism.
In the figure: 1. the valve comprises a valve body, 2 parts of a butterfly plate, 3 parts of bolt holes, 4 parts of a valve rod, 5 parts of a sealing ring, 6 parts of a rotary drum, 7 parts of a support, 8 parts of a first slide way, 9 parts of a second slide way, 10 parts of a third slide way, 11 parts of a fourth slide way, 12 parts of a limiting block, 13 parts of a first sliding block, 14 parts of a manual pull ring, 15 parts of a first spring, 16 parts of a second sliding block, 17 parts of a sleeve, 18 parts of a sleeve side wall, 19 parts of a second spring, 20 parts of a fixing block, 21 parts of a concave sliding groove, 22 parts of a limiting column, 23 parts of a first rotating shaft, 24 parts of a second rotating shaft, 25 parts of a first baffle, 26 parts of a.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the drawing, a manual butterfly valve convenient to open and close, including valve body 1, be located butterfly plate 2 of valve body 1 and be located the actuating mechanism of valve body 1 top, butterfly plate 2 pass through valve rod 4 with valve body 1 rotates to be connected, actuating mechanism include with on valve rod 4 fixed connection's rotary drum 6, the rotary drum 6 the slip track and with rotary drum 6 parallel arrangement and with valve body 1 passes through support 7 fixed connection's elastic mechanism, the slip track include vertical setting first slide 8 and second slide 9 on the rotary drum outer wall, by first slide 8 top with third slide 10 that forms is connected in second slide 9 bottom and by first slide 8 bottom with fourth slide 11 that second slide 9 top is connected, elastic mechanism establishes concave type spout 21's fixed block 20 in including, A first slide block 13 sliding along the concave sliding groove 21, an elastic component located below the first slide block 13, and a sleeve 17 fixedly connected with the first slide block 13 and sliding along the outer surface of the concave sliding groove 21, wherein the elastic component comprises a manual pull ring 14 with one end fixedly connected with the bottom of the first slide block 13 and the other end penetrating through the bottom wall of the concave sliding groove 21 and extending out, and a first spring 15 sleeved outside the manual pull ring 14, one end of the first spring 15 is fixedly connected with the bottom of the first slide block 13, the other end is fixedly connected with the bottom wall of the concave sliding groove 21, a second slide block 16 slidably connected with the sleeve 17 is arranged at one end of the sleeve 17 adjacent to the rotary drum 6, a sleeve side wall 18 fixedly connected with the sleeve 17 is arranged at one end of the sleeve 17 far away from the rotary drum 6, a second spring 19 is fixedly arranged between the second slide block 16 and the sleeve side wall 18, the second slider 16 slides along the slide rail. The second sliding block is driven to slide along the rotary drum slide way under the action of the elastic component, so that the rotary drum is driven to rotate, and the butterfly plate is driven to rotate by the rotary drum to complete opening and closing of the butterfly valve.
Preferably, a limiting column 22 is arranged at the bottom of the intersection of the third slide way 10 and the fourth slide way 11, a first rotating shaft 23 and a second rotating shaft 24 are respectively arranged at the left side and the right side of the intersection, a first baffle 25 capable of rotating around the first rotating shaft 23 is arranged on the first rotating shaft 23, a second baffle 26 capable of rotating around the second rotating shaft 24 is arranged on the second rotating shaft 24, and torsion springs 27 are respectively arranged inside the first rotating shaft 23 and the second rotating shaft 24. When the manual pull ring is pulled, the second sliding block is ensured to slide in the third sliding way and the fourth sliding way, and the second sliding block is prevented from sliding in a way of changing into a rail.
Preferably, the top and the bottom of the valve body 1 are symmetrically provided with bolt holes 3 respectively. Facilitating securing the butterfly valve to the application conduit.
Preferably, a limit block 12 is arranged on the valve body 1, and a sealing ring 5 is arranged between the valve body 1 and the butterfly plate 2. The sealing performance between the butterfly plate and the valve body is convenient to improve, and the leakage of the butterfly valve in a closed state is prevented.
When the butterfly valve works, after the butterfly valve is installed on a pipeline to be applied, the butterfly plate is parallel to the valve body, the butterfly valve is in a closed state, the manual pull ring 14 is pulled to drive the first slide block 13 fixedly connected with the manual pull ring 14 to overcome the elastic force of the first spring 15 and slide downwards along the concave chute 21, the second slide block 16 at the tail end of the sleeve 17 fixedly connected with the first slide block 13 slides downwards along the sliding of the first slide block 13, the second slide block 16 overcomes the elastic force of the second spring 19 and slides along the third slide way 10, when the butterfly valve slides to the position of the first baffle plate 25, the second slide block 16 pushes the first baffle plate 25 to the limit column 22, the second slide block 16 slides along the third slide way 10 and slides to the bottom end of the third slide way 10, and the first baffle plate 25 returns to the original position under the restoring force of the torsion spring 27, the manual pull ring 14 is loosened, the second slide block 16 slides upwards along the second slide way 9 from the bottom end of the third slide way 10 to the top end of the second slide way 9, the rotary drum 6 rotates along with the sliding of the second slide block 16, the rotation of the rotary drum 6 drives the valve rod 4 fixedly connected with the rotary drum to rotate, the butterfly valve 2 rotates under the driving of the valve rod 4, namely, the butterfly plate 2 and the valve body 1 form a certain angle, and the butterfly valve is in an opening state; when the manual pull ring 14 is pulled again, the second slider 16 slides along the fourth slide rail 11, when the second slider 16 slides to the second baffle 26, the second slider 16 pushes the second baffle 26 to the limit post 22, the second slider 16 slides to the bottom end of the fourth slide rail 11 along the fourth slide rail 11, the manual pull ring 14 is released, the second slider 16 slides from the bottom end of the fourth slide rail to the top end along the bottom end of the first slide rail 8, the rotary drum rotates in the opposite direction along with the sliding of the second slider 16, the rotary drum 6 rotates to drive the valve rod 4 fixedly connected with the rotary drum to rotate, the butterfly valve 2 rotates in the opposite direction under the driving of the valve rod 4, namely the butterfly plate 2 is parallel to the valve body 1, and the butterfly valve is closed to reciprocate to realize the opening and closing of the butterfly valve. The utility model discloses simple structure opens and close convenient and fast, can improve work efficiency to the life of extension butterfly valve.
Under elastic component's elastic action, drive the sheathed tube slip of second slider, and then drive the second slider is followed thereby it drives to slide in the first slide that sets up on the rotary drum and the second slide the rotation of rotary drum, the butterfly plate is in along with the rotary drum is rotatory under the drive of rotary drum, accomplishes opening and closing of butterfly valve, the utility model discloses simple structure opens and close convenient and fast, can improve work efficiency to the life of extension butterfly valve.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The utility model provides a manual butterfly valve convenient to open and close which characterized in that: the butterfly valve comprises a valve body, a butterfly plate positioned in the valve body and a driving mechanism positioned above the valve body, wherein the butterfly plate is rotatably connected with the valve body through a valve rod, the driving mechanism comprises a rotary drum fixedly connected with the valve rod, a sliding track on the rotary drum and an elastic mechanism which is arranged in parallel with the rotary drum and is fixedly connected with the valve body through a support, the sliding track comprises a first slide way and a second slide way which are vertically arranged on the outer wall of the rotary drum, a third slide way connected with the top end of the first slide way and the bottom end of the second slide way, and a fourth slide way connected with the bottom end of the first slide way and the top end of the second slide way, the elastic mechanism comprises a fixed block internally provided with a concave chute, a first slide block sliding in the concave chute, an elastic component positioned below the first slide block and a sleeve fixedly connected with the first slide block and sliding along the outer surface of the concave chute, the elastic assembly comprises a manual pull ring and a first spring, wherein one end of the manual pull ring is fixedly connected with the bottom of the first slide block, the other end of the manual pull ring penetrates through the bottom wall of the concave chute and extends out, the first spring is sleeved outside the manual pull ring, one end of the first spring is fixedly connected with the bottom of the first slide block, the other end of the first spring is fixedly connected with the bottom wall of the concave chute, a second slide block which is in sliding connection with the sleeve is arranged at one end, close to the rotary drum, of the sleeve, a sleeve side wall which is fixedly connected with the sleeve is arranged at one end, far away from the rotary drum, of the sleeve, a second spring is fixedly arranged between the second slide block and the sleeve.
2. The manual butterfly valve convenient to open and close of claim 1, comprising: third slide and fourth slide intersection bottom set up spacing post the intersection left and right sides sets up first pivot and second pivot respectively set up in the first pivot and can wind first pivot pivoted first baffle set up in the second pivot and can wind second pivot pivoted second baffle is in respectively first pivot and the inside torque spring that sets up of second pivot.
3. The manual butterfly valve convenient to open and close of claim 2, wherein: the top and the bottom of the valve body are respectively and symmetrically provided with bolt holes.
4. A manual butterfly valve to be opened and closed conveniently according to any one of claims 1 to 3, characterised in that: a limiting block is arranged on the valve body, and a sealing ring is arranged between the valve body and the butterfly plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022465245.5U CN213541341U (en) | 2020-10-30 | 2020-10-30 | Manual butterfly valve convenient to open and close |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022465245.5U CN213541341U (en) | 2020-10-30 | 2020-10-30 | Manual butterfly valve convenient to open and close |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213541341U true CN213541341U (en) | 2021-06-25 |
Family
ID=76501910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022465245.5U Expired - Fee Related CN213541341U (en) | 2020-10-30 | 2020-10-30 | Manual butterfly valve convenient to open and close |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213541341U (en) |
-
2020
- 2020-10-30 CN CN202022465245.5U patent/CN213541341U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210625 |