CN216201571U - Exhaust valve capable of preventing pipeline from being broken due to vibration - Google Patents
Exhaust valve capable of preventing pipeline from being broken due to vibration Download PDFInfo
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- CN216201571U CN216201571U CN202122461386.4U CN202122461386U CN216201571U CN 216201571 U CN216201571 U CN 216201571U CN 202122461386 U CN202122461386 U CN 202122461386U CN 216201571 U CN216201571 U CN 216201571U
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Abstract
The utility model provides an exhaust valve for preventing a pipeline from vibrating and cracking, which comprises a valve body, wherein an air outlet pipe is arranged at the top of the valve body, a connecting pipe is arranged at the bottom of the valve body, a plurality of air holes are formed in the air outlet pipe, a guide sleeve with an opening at the top is fixedly arranged in the valve body, a floating ball which is arranged right below the air outlet pipe and used for sealing or opening a port of the air outlet pipe is movably arranged in the guide sleeve, a buffer device is arranged on the valve body, the buffer device specifically comprises a sealing cylinder, a spring, a piston and a guide pipe, the spring is arranged in the sealing cylinder in a sealing sliding mode, the spring is connected between the top wall of the sealing cylinder and the piston, the guide pipe is fixedly arranged at the bottom of the sealing cylinder, the guide pipe is communicated with a lower section cavity of the piston in the sealing cavity, the end part of the guide pipe extends into the valve cavity, an end cap is fixedly arranged at the top of the air outlet pipe, and the air holes are formed in the side wall of the air outlet pipe, and when the normal pressure is in a balanced state, the piston is positioned in the center of the sealing cylinder.
Description
Technical Field
The utility model relates to an exhaust valve, in particular to an exhaust valve capable of preventing a pipeline from being cracked due to vibration.
Background
The single-port exhaust valve is applied to exhaust of pipelines such as an independent heating system, a central heating system, a heating boiler, a central air conditioner, floor heating and a solar heating system.
Because water is usually dissolved with certain air, and the solubility of the air is reduced along with the rise of temperature, so that the gas of the water is gradually separated from the water in the circulating process and gradually gathered together to form large bubbles or even gas columns, and because of the supplement of the water, the gas is often generated, but the vibration effect of the communicating pipe is inconvenient to reduce by the existing single-port exhaust valve in the current market, the problem that the connecting port is damaged due to the overlarge vibration effect of the communicating pipe is caused when a user uses the exhaust valve, and the single-port exhaust valve for preventing the pipeline from vibrating and breaking is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Therefore, in view of the above problems, the present invention provides an exhaust valve for preventing a pipe from being broken due to vibration.
In order to achieve the technical problem, the exhaust valve capable of preventing the pipeline from vibrating and cracking comprises a valve body, wherein an air outlet pipe is arranged at the top of the valve body, a connecting pipe is arranged at the bottom of the valve body, a plurality of air holes are formed in the air outlet pipe, a guide sleeve with an opening at the top is fixedly arranged in the valve body, a floating ball which is located right below the air outlet pipe and used for sealing or opening a port of the air outlet pipe is movably arranged in the guide sleeve, a buffer device is arranged on the valve body and specifically comprises a sealing cylinder, a spring, a piston and a guide pipe, the spring is arranged in the sealing cylinder in a sealing sliding mode, the spring is connected between the top wall of the sealing cylinder and the piston, the guide pipe is fixedly arranged at the bottom of the sealing cylinder, the guide pipe is communicated with a lower cavity of the piston in the sealing cavity, and the end of the guide pipe extends into the valve cavity.
The further improvement is that: and the top of the air outlet pipe is fixedly provided with an end cap.
The further improvement is that: the air holes are formed in the side wall of the air outlet pipe.
The further improvement is that: and when the normal pressure is in a balanced state, the piston is positioned in the center of the sealing cylinder.
The further improvement is that: the tip of pipe has vertical section, fixed mounting has the guide arm in the vertical section, and sliding sleeve is equipped with little floater on the guide arm, the bottom fixed mounting of guide arm has the lower end plate, and little floater erects on the lower end plate.
By adopting the technical scheme, the utility model has the beneficial effects that:
the utility model discloses simple structure, high durability and convenient use, through be provided with buffer on the valve body, this buffer is including sealed section of thick bamboo, sealed slidable mounting is at the piston of sealed section of thick bamboo, and connect the spring between piston and sealed section of thick bamboo top, the cavity that lies in the piston hypomere in the sealed section of thick bamboo passes through the pipe and is connected with the valve pocket, thereby the vibration through the piston and the tensile or compression energy storage of spring, thereby cushion or eliminate great malleation or negative pressure in the valve pocket, in order to avoid the connecting pipe vibration and lead to the condition emergence of interface damage.
Drawings
Fig. 1 is a schematic structural view of an exhaust valve for preventing a pipe from being cracked due to vibration according to an embodiment of the present invention.
FIG. 2 is an enlarged view of part A of the exhaust valve for preventing the pipe from being cracked due to vibration according to the embodiment of the present invention.
In the figure: the air-tight valve comprises a valve body 1, an air outlet pipe 2, a connecting pipe 3, an end cap 4, an air vent 5, a sealing cylinder 6, a spring 7, a piston 8, a guide pipe 9, a floating ball 10, a valve cavity 11, a guide sleeve 12, a through hole 13, a small floating ball 14, a guide rod 15 and a lower end plate 16.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows:
referring to fig. 1, the exhaust valve for preventing a pipeline from being cracked by vibration disclosed in the embodiment of the present invention comprises a valve body 1, wherein the top of the valve body 1 is provided with an outlet pipe 2 communicated with an internal valve cavity 11 of the valve body 1, the bottom of the valve body 1 is provided with a connecting pipe 3 communicated with the valve cavity 11, the top of the outlet pipe 2 is fixedly provided with an end cap 4, the end cap 4 is used for preventing foreign matters from falling into the valve body 1, the side wall of the outlet pipe 2 is provided with a plurality of air vents 5, the valve body 1 is internally and fixedly provided with a guide sleeve 12, the top of the guide sleeve 12 is opened, a floating ball 10 is movably arranged in the guide sleeve 12, the floating ball 10 is positioned right below the outlet pipe 2, the bottom of the guide sleeve 12 is provided with a plurality of through holes 13, the through holes 13 are arranged, so that the liquid level in the guide sleeve 12 is the same as the liquid level outside the guide sleeve 12, after water is injected into the valve cavity 11, water enters the guide sleeve 12 from the through holes 13, and then drives the floating ball 10 to float, when the liquid level in the valve cavity 11 reaches the maximum value, the floating ball 10 is located at a high position and seals the lower port of the air outlet end to achieve the effect of exhausting air and blocking water, when the water level in the water supply pipeline drops, the water level in the valve cavity 11 drops, negative pressure is generated in the valve cavity 11, at the moment, the floating ball 10 falls, the air outlet pipe 2 is conducted, and external air flows back into the valve cavity 11 to balance the negative pressure, so that the air pressure in the water supply pipeline is balanced to ensure that water is normally delivered.
When having great malleation or great negative pressure in the valve pocket 11, can arouse the vibration of connecting pipe 3, in order to reduce the vibration, in this embodiment, through be provided with the buffer who is used for carrying out buffering balance to malleation or negative pressure on valve body 1 to reach the purpose that reduces or even eliminates the vibration, buffer specifically includes sealed section of thick bamboo 6, spring 7, piston 8 and pipe 9, spring 7 seals the slip setting in sealed section of thick bamboo 6, the spring 7 of being connected between the roof of sealed section of thick bamboo 6 and piston 8, and during the balanced state of ordinary pressure, this piston 8 is located the central point of sealed section of thick bamboo 6 puts. The guide pipe 9 is fixedly installed at the bottom of the sealing cylinder 6, the guide pipe 9 is communicated with a lower section cavity of the piston 8 in the sealing cavity, the end part of the guide pipe 9 extends into the valve cavity 11 and is communicated with the valve cavity 11, when a large positive pressure exists in the valve cavity 11, high-pressure air enters the sealing cylinder 6 through the guide pipe 9 and pushes the piston 8 to upwards extrude the spring 7, the spring 7 is compressed to store energy, and the piston 8 buffers the pressure of the high-pressure air in the vibration process; when the valve cavity 11 has a large negative pressure, the pressure (i.e. normal pressure) at the upper part of the piston 8 in the sealing cylinder 6 is greater than the pressure at the lower part of the piston 8, so that the piston 8 is pressed down, the spring 7 is stretched for energy storage, the piston 8 buffers the negative pressure in the vibration process, and the large positive pressure or the large negative pressure in the valve cavity 11 is buffered or eliminated.
Referring to fig. 2, the end of the conduit 9 has a vertical section, a guide rod 15 is fixedly installed in the vertical section, a small floating ball 1410 is slidably sleeved on the guide rod 15, a lower end plate 16 is fixedly installed at the bottom end of the guide rod 15, the small floating ball 1410 is erected on the lower end plate 16, and when the water level in the valve cavity 11 rises to a higher position, the small floating ball 1410 rises and blocks the port of the conduit 9, so as to prevent water from entering the sealing cylinder 6.
Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.
Claims (5)
1. The utility model provides a prevent cracked discharge valve of pipeline vibrations, includes the valve body, the top of valve body has the outlet duct, and the bottom of valve body has the connecting pipe, a plurality of bleeder vents have been seted up on the outlet duct, its characterized in that: the valve body is internally and fixedly provided with a guide sleeve with an open top, a floating ball which is positioned under the air outlet pipe and used for sealing or opening the port of the air outlet pipe is movably arranged in the guide sleeve, the valve body is provided with a buffer device, the buffer device specifically comprises a sealing cylinder, a spring, a piston and a guide pipe, the spring is arranged in the sealing cylinder in a sealing and sliding manner, the spring is connected between the top wall of the sealing cylinder and the piston, the guide pipe is fixedly arranged at the bottom of the sealing cylinder, the guide pipe is communicated with a lower cavity of the piston in the sealing cavity, and the end part of the guide pipe extends into the valve cavity.
2. The vent valve for preventing pipe shock cracking according to claim 1, wherein: and the top of the air outlet pipe is fixedly provided with an end cap.
3. The vent valve for preventing pipe shock cracking according to claim 1, wherein: the air holes are formed in the side wall of the air outlet pipe.
4. The vent valve for preventing pipe shock cracking according to claim 1, wherein: and when the normal pressure is in a balanced state, the piston is positioned in the center of the sealing cylinder.
5. The vent valve for preventing pipe shock cracking according to claim 1, wherein: the tip of pipe has vertical section, fixed mounting has the guide arm in the vertical section, and sliding sleeve is equipped with little floater on the guide arm, the bottom fixed mounting of guide arm has the lower end plate, and little floater erects on the lower end plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122461386.4U CN216201571U (en) | 2021-10-13 | 2021-10-13 | Exhaust valve capable of preventing pipeline from being broken due to vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122461386.4U CN216201571U (en) | 2021-10-13 | 2021-10-13 | Exhaust valve capable of preventing pipeline from being broken due to vibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216201571U true CN216201571U (en) | 2022-04-05 |
Family
ID=80865019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122461386.4U Active CN216201571U (en) | 2021-10-13 | 2021-10-13 | Exhaust valve capable of preventing pipeline from being broken due to vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216201571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776928A (en) * | 2022-06-21 | 2022-07-22 | 常州漫舒医疗科技有限公司 | Pipeline negative pressure adjusting device and adjusting method |
-
2021
- 2021-10-13 CN CN202122461386.4U patent/CN216201571U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776928A (en) * | 2022-06-21 | 2022-07-22 | 常州漫舒医疗科技有限公司 | Pipeline negative pressure adjusting device and adjusting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 362000 Meiyu Industrial Zone, Luncang Town, Nan'an City, Quanzhou City, Fujian Province Patentee after: Quanwa Valve Co.,Ltd. Address before: 362000 Meiyu Industrial Zone, Luncang Town, Nan'an City, Quanzhou City, Fujian Province Patentee before: QUANWATTS VALVES Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |