CN216201080U - Leakage self-alarming valve - Google Patents
Leakage self-alarming valve Download PDFInfo
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- CN216201080U CN216201080U CN202122757028.8U CN202122757028U CN216201080U CN 216201080 U CN216201080 U CN 216201080U CN 202122757028 U CN202122757028 U CN 202122757028U CN 216201080 U CN216201080 U CN 216201080U
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Abstract
The utility model discloses a leakage self-alarm valve, which relates to a valve, and comprises a valve body and a pressure transmitter connected with a connecting pipe, wherein the connecting pipe is sequentially communicated with three detection pipes; two external flanges on two sides of the valve body are connected with two connecting flanges and installed on an external pipeline, a sealing element is arranged between each external flange and the corresponding connecting flange, the bottom end of each L-shaped hole is positioned on the outer side of the outer edge of the corresponding sealing element, and a sealing layer is coated on the outer side of the whole body formed by each external flange and the corresponding connecting flange; the utility model can effectively realize the quick detection of whether the gas leaks or not.
Description
Technical Field
The present invention relates to a valve, and more particularly, to a valve capable of determining whether gas is leaking.
Background
Valves are devices that utilize a movable member to open, close, or partially block one or more openings or passages to allow a flow of liquid, air or other gas or bulk material to exit, block, or be regulated; also referred to as a valve element, the movable part of this device.
During the process of controlling the transmission of the gas medium, the leakage at the installation position of the valve needs to be timely treated, and particularly relates to toxic gas and the like.
However, most of the existing valve gas leakage detection adopts helium mass spectrometry for leakage test, but the method cannot realize real-time detection and has certain defects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a leakage self-alarming valve to solve the technical problem that gas leakage cannot be detected in real time in the prior art.
The utility model is realized by the following technical scheme:
a leakage self-alarm valve comprises a valve body and a pressure transmitter, wherein the input end of the pressure transmitter is connected with a connecting pipe, the connecting pipe is sequentially communicated with three detection pipes, the outer wall of a stuffing box in the valve body is provided with detection holes communicated with the side wall of an inner cavity of the valve body, two external flanges on two sides of the valve body are provided with two L-shaped holes, the top end of each L-shaped hole penetrates through the top of the corresponding external flange, the bottom end of each L-shaped hole penetrates through the side wall, deviating from a valve core in the valve body, of the corresponding external flange, the other end of one detection pipe is connected with the outer end of the detection hole, and the other ends of the other two detection pipes are respectively connected with the top ends of the two L-shaped holes; two external flanges on two sides of the valve body are connected with two connecting flanges and installed on an external pipeline, each external flange is provided with a sealing element between the external flange and the corresponding connecting flange, and each external flange is located on the outer side of the outer edge of the corresponding sealing element at the bottom end of the L-shaped hole, and each external flange and the whole outer side formed by the corresponding connecting flanges are coated with a sealing layer.
Further, a display is arranged at the front end of the pressure transmitter.
Further, the pressure transmitter and the display are respectively connected with the controller.
Further, the controller is wirelessly connected with external equipment through the wireless signal transceiving module.
Furthermore, an audible and visual alarm connected with the controller is also arranged.
Furthermore, a connecting pipe is eliminated, each detecting pipe is connected with one pressure transmitter, and each pressure transmitter is connected with the controller.
Further, the valve body is a manual bellows valve or an electric bellows valve.
Compared with the prior art, the utility model has the following advantages:
the leakage self-alarming valve provided by the utility model can effectively realize real-time detection on whether a gas medium leaks; the equipment has low manufacturing cost and is convenient to popularize and apply.
Drawings
Fig. 1 is a schematic structural diagram of a leakage self-alarm valve in the embodiment.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
With reference to fig. 1, the present embodiment provides a self-alarming valve for leakage, that is, a valve capable of detecting whether a conveyed gas medium leaks at the position thereof, comprising a valve body 1, in order to effectively determine whether a gas leakage occurs at the position of a stuffing box in the valve body 1, in the present embodiment, a detection hole 5 communicated with the side wall of an inner cavity thereof is formed on the outer wall of the stuffing box in the valve body 1, and simultaneously, in order to detect whether a gas leakage occurs at the connection position of the valve body 1 and an external pipeline, in the present embodiment, L-shaped holes 6 are respectively formed on two external flanges 7 at both sides of the valve body 1, the top end of each L-shaped hole 6 penetrates the top of the corresponding external flange 7, the bottom end of each L-shaped hole 6 penetrates the side wall of the corresponding external flange 7 deviating from the valve core in the valve body 1, and simultaneously, in order to achieve automatic detection, a pressure transmitter 2 is further provided, the input end of the pressure transmitter 2 is connected with a connection pipe 3, the connecting pipe 3 is connected with three detecting pipes 4, wherein the other end of one detecting pipe 4 is connected with the detecting hole 5, and the other ends of the other two detecting pipes 4 are connected with the top ends of the two L-shaped holes 6.
Through the setting, the bottom in every L type hole 6 can effectively respond to the atmospheric pressure that corresponds external flange 7 junction, and the inspection hole 5 then can feel the atmospheric pressure in the filler box in the valve body 1, can effectively feed back to pressure transmitter 2 through three sense tube 4 and connecting pipe 3, and pressure transmitter 2 can effectively judge whether this valve body 1 department takes place the gaseous medium leakage according to the change of atmospheric pressure to reach quick warning.
Particularly, when the valve body 1 is connected with an external pipeline, the valve body 1 is connected with two connecting flanges 8 connected with the external pipeline through two external flanges 7, so that the valve body 1 is connected with the external pipeline, meanwhile, a sealing part 9 is arranged between the external flange 7 and the corresponding connecting flange 8, and further, the sealing connection between the valve body 1 and the external pipeline is realized, the installation space of the valve body 1 is not necessarily limited to a sealing space, and is mostly a hollow external space, so as to avoid the influence of external air flow on the air pressure of two L-shaped holes 6, in the embodiment, a sealing layer 10 is coated on the outer side of the whole body formed by each external flange 7 and the corresponding connecting flange 8, so that the interference of the external air flow on the air flow of each L-shaped hole 6 can be effectively avoided, and the air pressure of the L-shaped holes 6 can effectively react to determine whether leakage occurs or not; secondly, in order to avoid the influence of the sealing member 9 on the corresponding L-shaped hole 6, the bottom end of each L-shaped hole 6 is positioned outside the outer edge of the corresponding sealing member 9, thereby avoiding the above-mentioned influence.
In particular, in order to facilitate viewing of the detected data, in the present embodiment, the front end of the pressure transmitter 2 is provided with a display 11 connected thereto for displaying the detected data.
In particular, in order to implement remote control of the device, in the present embodiment, the pressure transmitter 2 and the display 11 are respectively connected to the controller 12, thereby facilitating detection and maintenance of the pressure transmitter 2; secondly, the controller 12 can be wirelessly connected with an external device through the wireless signal transceiving module 13, thereby facilitating remote control of the device.
In particular, in order to avoid personnel getting close to the equipment where the leak occurs, in this embodiment an audible and visual alarm 14 is provided in signal connection with the controller 12 to avoid personnel coming into contact with the toxic leaking gas.
Particularly, in order to accurately locate the leakage point, the connecting pipe 3 can be eliminated, each detecting pipe 4 is respectively connected with one pressure transmitter 2, and each pressure transmitter 2 is respectively connected with the controller 12, so that the leakage point can be quickly judged, and the defect that the leakage is only known but the accurate leakage point is not known is avoided.
Wherein, the valve body 1 can be a manual corrugated pipe valve or an electric corrugated pipe valve.
This embodiment can effectively detect whether valve body 1 takes place to leak, has avoided the defect that the traditional detection leaked the mode.
With reference to the attached drawings, the embodiment provides an electric bellows valve, wherein the valve body 1 specifically comprises a valve body 15, external flanges 7 at two sides of the valve body, a valve core 16, a valve rod 17, a bellows base 18 sleeved outside and fixedly connected with the bottom end of the valve rod 17, a bellows body 19 sleeved on the valve rod 17 and welded with the bellows base 18 at the bottom end, a valve cover 20 sleeved outside and welded with the valve body 15 at the bottom end, a stuffing box 21 sleeved on the valve rod 17 and provided with a top end at the outer bottom end of the valve cover 20 and embedded in the top end of the valve cover 20, a stuffing layer 22 arranged in the stuffing box 21, a stuffing cover 22 sleeved on the valve rod 17 and provided with a top end above the stuffing box 21 and located in the stuffing box 21 at the bottom end, a connecting bolt 23 connecting the stuffing cover 22 and the valve cover 20, a driving member 24 located above the valve cover 20 and connected with the top end of the valve rod 17, and a connecting column 25 connecting the driving member 24 and the valve cover 20, the bottom end of the stuffing box 21 is welded with the top end of the corrugated pipe body 19, and the outer wall of the top end of the stuffing box 21 is welded and sealed with the valve cover 20.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A leakage self-alarm valve comprises a valve body and is characterized in that a pressure transmitter is further arranged, the input end of the pressure transmitter is connected with a connecting pipe, three detection pipes are sequentially communicated with the connecting pipe, detection holes communicated with the side wall of an inner cavity of the valve body are formed in the outer wall of a stuffing box in the valve body, two L-shaped holes are formed in two external flanges on two sides of the valve body, the top end of each L-shaped hole penetrates through the top of the corresponding external flange, the bottom end of each L-shaped hole penetrates through the side wall, deviating from a valve core in the valve body, of the corresponding external flange, the other end of one detection pipe is connected with the outer end of the detection hole, and the other ends of the other two detection pipes are respectively connected with the top ends of the two L-shaped holes; two external flanges on two sides of the valve body are connected with two connecting flanges and installed on an external pipeline, each external flange is provided with a sealing element between the external flange and the corresponding connecting flange, and each external flange is located on the outer side of the outer edge of the corresponding sealing element at the bottom end of the L-shaped hole, and each external flange and the whole outer side formed by the corresponding connecting flanges are coated with a sealing layer.
2. The self-alarm valve for leakage of claim 1, wherein the front end of the pressure transmitter is provided with a display.
3. The self-alarm valve of claim 2, wherein the pressure transmitter and the display are each connected to the controller.
4. The self-alarm valve of claim 3, wherein the controller is wirelessly connected to an external device via a wireless signal transceiver module.
5. A self-alarming valve as claimed in claim 3 or 4, wherein an audible and visual alarm is provided in connection with the controller.
6. The self-alarm valve for leakage of claim 5, wherein the connection pipe is eliminated, and each of the detection pipes is connected to a pressure transmitter, and each of the pressure transmitters is connected to the controller.
7. The self-alarm valve for leakage according to claim 6, wherein the valve body is embodied as a manual or electric bellows valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122757028.8U CN216201080U (en) | 2021-11-11 | 2021-11-11 | Leakage self-alarming valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122757028.8U CN216201080U (en) | 2021-11-11 | 2021-11-11 | Leakage self-alarming valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216201080U true CN216201080U (en) | 2022-04-05 |
Family
ID=80909563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122757028.8U Active CN216201080U (en) | 2021-11-11 | 2021-11-11 | Leakage self-alarming valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216201080U (en) |
-
2021
- 2021-11-11 CN CN202122757028.8U patent/CN216201080U/en active Active
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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: 245000, Meilin Avenue, Huangshan City Economic Development Zone, Anhui, 55 Patentee after: Anhui Tunxi High Pressure Valve Co.,Ltd. Address before: 245000, Meilin Avenue, Huangshan City Economic Development Zone, Anhui, 55 Patentee before: ANHUI TUNXI HIGH PRESSURE VALVE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |