CN219493076U - Improved butterfly valve - Google Patents
Improved butterfly valve Download PDFInfo
- Publication number
- CN219493076U CN219493076U CN202320378908.0U CN202320378908U CN219493076U CN 219493076 U CN219493076 U CN 219493076U CN 202320378908 U CN202320378908 U CN 202320378908U CN 219493076 U CN219493076 U CN 219493076U
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- butterfly valve
- protection box
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- rod
- fixed plate
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Abstract
The utility model provides an improved butterfly valve which is simple in structure and has a protection function and can prolong the service life of the butterfly valve, and the improved butterfly valve comprises a butterfly valve body, a fixed plate and a protection box, wherein the fixed plate and the protection box are arranged at the upper end of the butterfly valve body, a valve rod is rotatably arranged on the butterfly valve body and penetrates out of the fixed plate, one end of the valve rod is positioned in the butterfly valve body and is provided with a valve plate, the other end of the valve rod is positioned outside the butterfly valve body and is provided with a controller for driving the valve rod to rotate, the fixed plate is matched with the protection box and is provided with a connecting groove in a surrounding manner, the protection box penetrates into the connecting groove, and a plurality of anti-falling devices for preventing the protection box from being separated from the fixed plate are arranged between the protection box and the fixed plate.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to an improved butterfly valve.
Background
The butterfly valve is also called as a flap valve, and is a valve which has a simple structure and can be used for opening and closing low-pressure pipeline media. With the development of technology, some electric butterfly valves appear in the market at present, but control devices of the existing electric butterfly valves are exposed to the outside, and the service life of the control devices can be seriously influenced by long-term blowing, sun-drying and rain-spraying, so that the service life of the butterfly valves is influenced. To solve this problem, the present utility model has been made.
Disclosure of Invention
Therefore, the utility model provides an improved butterfly valve which has a simple structure and a protection function and can prolong the service life of the butterfly valve.
In order to solve the technical problems, the improved butterfly valve comprises a butterfly valve body, a fixed plate and a protection box, wherein the fixed plate and the protection box are arranged at the upper end of the butterfly valve body, a valve rod is rotatably arranged on the butterfly valve body and penetrates out of the fixed plate, one end of the valve rod is positioned in the butterfly valve body and is provided with a valve plate, the other end of the valve rod is positioned outside the butterfly valve body and is provided with a controller for driving the valve rod to rotate, the fixed plate is matched with the protection box and is provided with a connecting groove in a surrounding mode, the protection box penetrates into the connecting groove, and a plurality of anti-falling devices for preventing the protection box from being separated from the fixed plate are arranged between the protection box and the fixed plate.
The further improvement is that: the anti-drop device comprises a plurality of square anti-drop blocks, a first channel communicated with the outside is formed in the fixing plate, the anti-drop blocks are slidably arranged in the first channel, the protection box is located at the position of the first channel, the anti-drop blocks are slidably arranged in the anti-drop channels to position the protection box in the connecting grooves, and a sliding device used for driving the anti-drop blocks to slide is arranged on the fixing plate.
The further improvement is that: the sliding device comprises a rotating screw rod, a fixed plate is fixedly arranged in the first channel, the rotating screw rod rotates to penetrate through the fixed plate, one end of the rotating screw rod and the thread transmission of the anti-falling block are used for driving the anti-falling block to slide, and the other end of the rotating screw rod is provided with a sealing device which is used for driving the rotating screw rod to rotate and seal the first channel.
The further improvement is that: the sealing device comprises a telescopic rod which can stretch out and draw back, one end of the telescopic rod is fixedly arranged on the rotating screw rod and located in the first channel, the other end of the telescopic rod is rotationally provided with a sealing plug, the sealing plug is located at the outer end part of the fixing plate, and the sealing plug is blocked on the inner wall of the first channel through the connecting device.
The further improvement is that: the sealing plug is a bolt, and the bolt is in threaded connection with the inner wall of the first channel.
By adopting the technical scheme, the utility model has the beneficial effects that:
the control device can be sealed through the protection box, so that the control device is prevented from being rusted easily after being exposed to wind, water, sun and rain, and the joint of the valve rod and the valve body can be prevented from being rusted, the service life of the valve is prolonged, and the maintenance and the repair of the valve are reduced. Meanwhile, through the anti-drop device, if other people do not know how to operate, the butterfly valve can not be opened, or the protection box can be stolen, so that the management and protection of the valve by workers are further facilitated.
Drawings
FIG. 1 is a schematic diagram of an improved butterfly valve according to an embodiment of the utility model.
Fig. 2 is an enlarged view of the structure of embodiment a of the present utility model.
Description of the embodiments
The utility model will now be further described with reference to the drawings and specific examples.
Referring to fig. 1-2, disclosed are embodiments of the present utility model: an improved butterfly valve comprises a butterfly valve body 1, a fixed plate 5 arranged at the upper end of the butterfly valve body 1, a protection box 6 and symmetrically arranged anti-drop blocks 7 which are square, wherein a valve rod 3 is rotationally arranged on the butterfly valve body 1, the valve rod 3 penetrates out of the fixed plate 5, one end of the valve rod 3 is arranged in the butterfly valve body 1 and is provided with a valve plate 2, the other end of the valve rod 3 is arranged outside the butterfly valve body 1 and is provided with a controller 4 (the controller is a well-known product and is not aligned with the controller in the connection box) for driving the valve rod 3 to rotate, the fixed plate 5 is matched with the protection box 6 and is circumferentially provided with a connecting groove, the protection box 6 penetrates into the connecting groove, the fixed plate 5 is provided with a first channel 8 communicated with the outside, the anti-drop blocks 7 are slidingly arranged in the first channel 8, the protection box 6 is arranged at the position of the first channel 8, the anti-drop blocks 7 are slidingly arranged in the anti-drop channels, the fixed plate 6 is positioned in the connecting groove, the fixed plate 5 is provided with a rotating screw 9 for driving the anti-drop blocks 7 to slide, the first channel 8 is internally provided with a connecting groove, the fixed screw rod 9 is rotationally arranged at one end of the fixed screw rod is rotatably arranged, the fixed end of the fixed rod is provided with a sealing plug 11, the end 11 is rotatably arranged at the end of the sealing rod is capable of being driven, and is positioned at one end of the sealing rod 11 and is in the end of the sealing rod is in the sealing rod 11 and is in the sealing groove and is capable of being driven and is in rotation and provided with a sealing end 11, the sealing plug is blocked on the inner wall of the first channel 8 through the connecting device.
Preferably, the sealing plug is a bolt 12, and the bolt 12 is in threaded connection with the inner wall of the first channel 8.
Working principle:
when the butterfly valve is arranged on a pipeline and is located outdoors, the protection box 6 is covered into the connecting groove, then the bolt 12 is rotated to enable the bolt 12 to be matched with the telescopic rod 11, the bolt 12 is led to exit the first channel 8, then the telescopic rod 11 is pulled, the telescopic rod 11 extends out of the first channel 8, then the telescopic rod 11 is rotated, the telescopic rod 11 drives the rotating screw rod 9 to rotate, the rotating screw rod 9 and the anti-falling block 7 are in threaded transmission, so that the anti-falling block 7 is driven to slide into the anti-falling channel to be clamped with the protection box 6, the protection box 6 is prevented from being separated from the connecting groove, then the telescopic rod 11 is led into the first channel 8, then the bolt 12 is rotated again, and the bolt 12 is in threaded connection with the inner wall of the first channel 8, and the first channel 8 is closed. Thereby completing the installation. The control device can be sealed through the protection box 6, so that the control device is prevented from being rusted easily after being exposed to wind, water, sun and rain, and the joint of the valve rod 3 and the valve body can be prevented from being rusted, the service life of the valve is prolonged, and the maintenance and the repair of the valve are reduced. Meanwhile, through the anti-drop device, if other people do not know how to operate, the butterfly valve can not be opened, or the protection box 6 is stolen, so that the management and protection of the valve by workers are further facilitated.
While the basic principles and main features of the present utility model and advantages thereof have been shown and described, it will be understood by those skilled in the art that the present utility model is not limited by the foregoing embodiments, which are described merely by way of illustration of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an improved generation butterfly valve, includes the butterfly valve body, sets up in the fixed plate of butterfly valve body upper end, the rotation is equipped with valve rod and wears out the fixed plate on the butterfly valve body, valve rod one end is located this internal valve plate that is equipped with of butterfly valve, the valve rod other end is located butterfly valve body outside and is equipped with and is used for driving valve rod pivoted controller, its characterized in that: the fixing plate fixing device is characterized by further comprising a protection box, the fixing plate is matched with the protection box, a connecting groove is formed in the surrounding of the protection box, the protection box is arranged in the connecting groove in a penetrating mode, and a plurality of anti-falling devices for preventing the protection box from being separated from the fixing plate are arranged between the protection box and the fixing plate.
2. An improved butterfly valve according to claim 1, wherein: the anti-drop device comprises a plurality of square anti-drop blocks, a first channel communicated with the outside is formed in the fixing plate, the anti-drop blocks are slidably arranged in the first channel, the protection box is located at the position of the first channel, the anti-drop blocks are slidably arranged in the anti-drop channels to position the protection box in the connecting grooves, and a sliding device used for driving the anti-drop blocks to slide is arranged on the fixing plate.
3. An improved butterfly valve according to claim 2, wherein: the sliding device comprises a rotating screw rod, a fixed plate is fixedly arranged in the first channel, the rotating screw rod rotates to penetrate through the fixed plate, one end of the rotating screw rod and the thread transmission of the anti-falling block are used for driving the anti-falling block to slide, and the other end of the rotating screw rod is provided with a sealing device which is used for driving the rotating screw rod to rotate and seal the first channel.
4. An improved butterfly valve according to claim 3, wherein: the sealing device comprises a telescopic rod which can stretch out and draw back, one end of the telescopic rod is fixedly arranged on the rotating screw rod and located in the first channel, the other end of the telescopic rod is rotationally provided with a sealing plug, the sealing plug is located at the outer end part of the fixing plate, and the sealing plug is blocked on the inner wall of the first channel through the connecting device.
5. An improved butterfly valve according to claim 4, wherein: the sealing plug is a bolt, and the bolt is in threaded connection with the inner wall of the first channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320378908.0U CN219493076U (en) | 2023-03-03 | 2023-03-03 | Improved butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320378908.0U CN219493076U (en) | 2023-03-03 | 2023-03-03 | Improved butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219493076U true CN219493076U (en) | 2023-08-08 |
Family
ID=87504838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320378908.0U Active CN219493076U (en) | 2023-03-03 | 2023-03-03 | Improved butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219493076U (en) |
-
2023
- 2023-03-03 CN CN202320378908.0U patent/CN219493076U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |