CN214500089U - Water hammer-proof gate valve - Google Patents
Water hammer-proof gate valve Download PDFInfo
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- CN214500089U CN214500089U CN202023019326.9U CN202023019326U CN214500089U CN 214500089 U CN214500089 U CN 214500089U CN 202023019326 U CN202023019326 U CN 202023019326U CN 214500089 U CN214500089 U CN 214500089U
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Abstract
The utility model provides a water hammer-proof gate valve with simple structure and convenient opening and closing of the gate valve, which comprises a gate valve body, a valve cover arranged on the gate valve body, a water inlet channel and a water outlet channel which are arranged along the radial direction of the gate valve body, and a valve plate arranged between the water inlet channel and the water outlet channel and used for controlling the opening and closing of fluid, a valve rod is arranged above the valve plate and inside the gate valve body, a first channel is arranged above the gate valve body, the lower end part of the valve rod is fixedly connected with the valve plate, the upper end part of the valve rod penetrates through the first channel and penetrates through the valve cover to be positioned outside the valve cover, the valve comprises a valve body, a valve rod, a valve cover, a lifting block, a lifting device and a reading device, wherein the valve cover is provided with the valve body, the valve body is provided with the valve plate, the valve cover is provided with the valve rod, the lifting block is sleeved on the valve rod, the lifting device is arranged between the lifting block and the valve rod and used for enabling the lifting block to lift out of the valve cover, and the lifting block is provided with the reading device used for reading the opening angle of the valve plate conveniently.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to waterproof hammer gate valve.
Background
With the development of society, pipeline connection is required in both production and life. In pipe connections, it is necessary to apply to pipe connections, of which gate valves are one of the most frequently used. When the gate valve is installed in the pipeline, because when opening and closing the gate valve, can produce the water hammer phenomenon, so make the valve plate receive great impact, can destroy the valve plate, damage the life of valve plate.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a simple structure, can protect a water hammer gate valve of valve plate.
In order to achieve the above object, the technical solution of the present invention is to provide a water hammer-proof gate valve, which comprises a gate valve body, a first baffle, a second baffle, a valve cover disposed on the gate valve body, a water inlet channel and a water outlet channel radially disposed along the gate valve body, and a valve plate disposed between the water inlet channel and the water outlet channel for controlling the opening and closing of fluid, wherein a valve rod is disposed above the valve plate and inside the gate valve body, a valve rod channel is disposed above the gate valve body, a lower end of the valve rod is fixedly connected to the valve plate, an upper end of the valve rod penetrates out of the valve cover, a first channel and a second channel are disposed at two ends of the inner wall of the water inlet channel, the first baffle and the second baffle are slidably disposed in the first channel and the second channel, and the first baffle and the second baffle are disposed in a staggered manner, and a waterproof hammer device for reducing water flow impact is arranged between the first baffle and the second baffle.
The further improvement is that: the waterproof hammer device comprises a first elastic piece and a second elastic piece, one end of the first elastic piece is fixedly connected with a first baffle, the other end of the first elastic piece is fixedly connected with the inner wall of a first channel, one end of the second elastic piece is fixedly connected with a second baffle, the other end of the second elastic piece is fixedly connected with the inner wall of a second channel, and a stretching device for stretching the first elastic piece and the second elastic piece is arranged between the first baffle and the second baffle.
The further improvement is that: the stretching device is as follows: a first magnet is arranged in the first baffle, and a second magnet attracted with the first magnet is arranged in the second baffle.
The further improvement is that: a first guide plate is fixedly arranged on the first baffle, and a first inclined plane which inclines from the middle to two ends is arranged on the first guide plate.
The further improvement is that: and a second guide plate is fixedly arranged on the second baffle plate, and a second inclined plane which inclines from the middle to two ends is arranged on the second guide plate.
The further improvement is that: a first fixing rod is fixedly arranged in the first channel, and the first baffle plate is slidably arranged on the first fixing rod in a penetrating mode.
The further improvement is that: and a second fixed rod is fixedly arranged in the second channel, and the second baffle plate is slidably arranged on the second fixed rod in a penetrating manner.
The further improvement is that: and a rotating hand wheel is fixedly arranged on the valve rod.
The utility model has the advantages and the beneficial effects that:
1. simple structure has fine protection effect to the valve plate. Waterproof hammer device on first baffle and the second baffle can reduce the rivers and hit the impact force of hitting on the valve plate in the twinkling of an eye when the gate valve is opened or is closed, prevents the production of water hammer phenomenon, avoids destroying the valve plate, improves valve plate life.
2. First guide plate and second guide plate can avoid the whole scouring force of rivers to concentrate and hit at first baffle and second baffle, are favorable to improving the life of first baffle and second baffle with the rivers water conservancy diversion that strikes on first baffle and the second baffle. And first guide plate and second guide plate can also play the reinforcement effect, have further improved the life of first baffle and second baffle.
Drawings
Fig. 1 is the embodiment of the utility model provides a structural sketch map is cut open to water hammer gate valve.
Fig. 2 is an enlarged schematic structural diagram of embodiment a of the present invention.
Fig. 3 is an enlarged schematic structural diagram of embodiment B of the present invention.
Fig. 4 is a schematic view of a split structure of the first baffle of the embodiment of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-4, a water hammer-proof gate valve comprises a gate valve body 1, a first baffle plate 8, a second baffle plate 14, a valve cover 4 disposed on the gate valve body 1, a water inlet channel 2 and a water outlet channel 3 radially disposed along the gate valve body 1, a valve plate 5 disposed between the water inlet channel 2 and the water outlet channel 3 for controlling opening and closing of fluid, a valve rod 6 disposed above the valve plate 5 and inside the gate valve body 1, a valve rod channel disposed above the gate valve body 1, a lower end of the valve rod 6 fixedly connected to the valve plate 5, an upper end of the valve rod 6 passing through the valve rod channel and outside the valve cover 4, a first channel 9 and a second channel 13 disposed at two ends of an inner wall of the water inlet channel 2 of the gate valve body 1, a first fixing rod 10 fixed in the first channel 9, and the first baffle plate 8 slidably disposed on the first fixing rod 10,
the second channel 13 is internally and fixedly provided with a second fixing rod 15, the second baffle 14 is slidably arranged on the second fixing rod 15 in a penetrating manner, the first baffle 8 and the second baffle 14 are arranged in a staggered manner, a water hammer preventing device for reducing water flow impact is arranged between the first baffle 8 and the second baffle 14, the water hammer preventing device comprises a first spring 11 and a second spring 16, the first spring 11 is sleeved on the first fixing rod 10, one end of the first spring 11 is fixedly connected with the first baffle 8, the other end of the first spring 11 is fixedly connected with the inner wall of the first channel 9, the second spring 16 is sleeved on the second fixing rod 15, one end of the second spring 16 is fixedly connected with the second baffle 14, the other end of the second spring 16 is fixedly connected with the inner wall of the second channel 13, and a device for stretching the first spring 11 is arranged between the first baffle 8 and the second baffle 14, the stretching device is as follows: a first magnet (not shown) is arranged in the first baffle plate 8, and a second magnet (not shown) attracted with the first magnet is arranged in the second baffle plate 14. Wherein, the first magnet on the first baffle 8 and the second magnet on the second baffle 14 attract each other, so that the first spring 11 and the second spring 16 connected to the first baffle 8 and the second baffle 14 are respectively stretched, when the gate valve is closed or opened, water flow impacts the first baffle 8 and the second baffle 14, the second baffle 14 slides towards the valve plate 5 under the impact of the water flow, the second baffle 14 slides and compresses the second spring 16 to reduce the impact force of the water flow impacting on the second baffle 14, and when the second baffle 14 slides, the first magnet and the second magnet reduce the attraction force, at the moment, the first spring 11 elastically resets to drive the first baffle 8 to slide in the first channel 9, so that the pressure impacting on the first baffle 8 is reduced, therefore, the first baffle 8 and the second baffle 14 block the water flow to instantaneously impact the valve plate 5, thereby preventing the water hammer phenomenon from generating and avoiding the damage to the valve plate 5, the service life of the valve plate 5 is prolonged.
In order to reduce the impact force of the first baffle 8 and the second baffle 14 and prolong the service life of the first baffle 8 and the second baffle 14, the first baffle 8 is fixedly provided with a first guide plate 12, the first guide plate 12 is provided with a first inclined plane 121 inclined from the middle to two ends, the second baffle 14 is fixedly provided with a second guide plate 17, and the second guide plate 17 is provided with a second inclined plane inclined from the middle to two ends. First guide plate 12 and second guide plate 17 can be with the rivers water conservancy diversion that strikes on first baffle 8 and the second baffle 14, avoid the whole scouring force of rivers to concentrate and hit at first baffle 8 and second baffle 14, are favorable to improving the life of first baffle 8 and second baffle 14. And the first guide plate 12 and the second guide plate 17 can also play a role in reinforcement, so that the service life of the first baffle plate 8 and the second baffle plate 14 is further prolonged.
In order to rotate the gate valve more conveniently, a rotating hand wheel 7 is fixedly arranged on the valve rod.
Having shown and described the basic principles and essential features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but is susceptible to various changes and modifications without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a waterproof hammer gate valve, include the gate valve body, set up in valve gap on the gate valve body, along radial inhalant canal and the exhalant canal of seting up of gate valve body, set up in inhalant canal with be used for controlling the valve plate that fluid opened and close between the exhalant canal, the valve plate top is located the inside valve rod that is equipped with of gate valve body, valve rod channel has been seted up to gate valve body top, the lower tip of valve rod with valve plate fixed connection, the valve rod upper end is worn out the valve rod channel is located outside the valve gap, its characterized in that: still include first baffle and second baffle, the gate valve body is located inhalant canal inner wall both ends and has seted up first passageway and second passageway respectively, first baffle and second baffle are slidable respectively and locate in first passageway and second passageway, crisscross setting each other between first baffle and the second baffle, be provided with the waterproof hammer device that is used for reducing water impact between first baffle and the second baffle.
2. The water hammer resistant gate valve of claim 1, wherein: the waterproof hammer device comprises a first elastic piece and a second elastic piece, one end of the first elastic piece is fixedly connected with a first baffle, the other end of the first elastic piece is fixedly connected with the inner wall of a first channel, one end of the second elastic piece is fixedly connected with a second baffle, the other end of the second elastic piece is fixedly connected with the inner wall of a second channel, and a stretching device for stretching the first elastic piece and the second elastic piece is arranged between the first baffle and the second baffle.
3. The water hammer resistant gate valve of claim 2, wherein: the stretching device is as follows: a first magnet is arranged in the first baffle, and a second magnet attracted with the first magnet is arranged in the second baffle.
4. The water hammer resistant gate valve of claim 1, wherein: a first guide plate is fixedly arranged on the first baffle, and a first inclined plane which inclines from the middle to two ends is arranged on the first guide plate.
5. The water hammer resistant gate valve of claim 1, wherein: and a second guide plate is fixedly arranged on the second baffle plate, and a second inclined plane which inclines from the middle to two ends is arranged on the second guide plate.
6. The water hammer resistant gate valve of claim 1, wherein: a first fixing rod is fixedly arranged in the first channel, and the first baffle plate is slidably arranged on the first fixing rod in a penetrating mode.
7. The water hammer resistant gate valve of claim 1, wherein: and a second fixed rod is fixedly arranged in the second channel, and the second baffle plate is slidably arranged on the second fixed rod in a penetrating manner.
8. The water hammer resistant gate valve of claim 1, wherein: and a rotating hand wheel is fixedly arranged on the valve rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023019326.9U CN214500089U (en) | 2020-12-15 | 2020-12-15 | Water hammer-proof gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023019326.9U CN214500089U (en) | 2020-12-15 | 2020-12-15 | Water hammer-proof gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214500089U true CN214500089U (en) | 2021-10-26 |
Family
ID=78208576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023019326.9U Active CN214500089U (en) | 2020-12-15 | 2020-12-15 | Water hammer-proof gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214500089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697070A (en) * | 2023-08-01 | 2023-09-05 | 河南威盛电气有限公司 | Inflatable composite on-off valve for farmland water conservancy pipeline |
-
2020
- 2020-12-15 CN CN202023019326.9U patent/CN214500089U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697070A (en) * | 2023-08-01 | 2023-09-05 | 河南威盛电气有限公司 | Inflatable composite on-off valve for farmland water conservancy pipeline |
| CN116697070B (en) * | 2023-08-01 | 2023-10-13 | 河南威盛电气有限公司 | Inflatable composite on-off valve for farmland water conservancy pipeline |
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