CN216520976U - Gate valve leakproofness on-line monitoring device - Google Patents
Gate valve leakproofness on-line monitoring device Download PDFInfo
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- CN216520976U CN216520976U CN202122568194.3U CN202122568194U CN216520976U CN 216520976 U CN216520976 U CN 216520976U CN 202122568194 U CN202122568194 U CN 202122568194U CN 216520976 U CN216520976 U CN 216520976U
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Abstract
The utility model discloses an online monitoring device for the sealing performance of a gate valve, which comprises a detection sleeve, a limiting sleeve and a fixing sleeve, wherein a control box is arranged on one side of the detection sleeve; the detection sleeve is arranged at a joint of the gate valve and the pipeline and comprises two groups of first sleeves, each group of first sleeves is connected with two groups of first butt joint plates, one side of each first sleeve is connected with a limiting ring matched with a butt joint flange on the gate valve, and the inner wall of each first sleeve is connected with a plurality of groups of pressure sensors matched with the control box; the pressure sensor is designed according to the existing requirements, the detection sleeve, the limiting sleeve and the fixing sleeve are arranged in a detachable mode, the installation is convenient, after the gate valve is connected with a pipeline, the monitoring device is conveniently and stably installed and fixed at a flange of a gate valve and a pipeline interface, the gate valve and the pipeline interface are located in the detection sleeve, the pressure sensor can detect the pressure in the detection sleeve and transmit data to the control box, and the control box can display pressure data in real time to monitor the sealing performance of the interface.
Description
Technical Field
The utility model relates to the technical field of gate valves, in particular to a gate valve sealing performance online monitoring device.
Background
The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. After the gate valve is connected with the pipeline, the gate valve is opened, liquid or gas passes through the pipeline from the gate valve outlet, and when the liquid or gas flows for a long time, the risk of leakage of the liquid or the gas exists at the interface, and the sealing performance of the interface needs to be monitored.
The prior patent publication No. CN 207112074 discloses a valve gas leakage monitoring device and a valve, wherein a sealing cover in an annular groove structure is arranged, and a pressure sensor is arranged on the inner wall of the sealing cover; the pressure sensor is electrically connected with the alarm through the pressure analysis module, and can monitor the sealing performance of a joint between the gas input pipeline and the valve body in real time.
However, the sealing cover in the above-mentioned gas leakage monitoring device is inconvenient to install at the joint between the pipeline and the valve body in actual use, which affects the connection between the pipeline and the valve body, and needs to be improved. In order to solve the problems, an online monitoring device for the sealing performance of a gate valve is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an online monitoring device for the sealing performance of a gate valve, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
an online monitoring device for the sealing performance of a gate valve comprises a detection sleeve, a limiting sleeve and a fixing sleeve, wherein a control box is arranged on one side of the detection sleeve;
the detection sleeve is arranged at the interface of the gate valve and the pipeline and comprises two groups of first sleeves, each group of first sleeves is connected with two groups of first butt joint plates, one side of each first sleeve is connected with a limiting ring matched with a butt joint flange on the gate valve, and the inner wall of each first sleeve is connected with a plurality of groups of pressure sensors matched with the control box;
the limiting sleeve is connected to one side, away from the limiting ring, of the first sleeve and used for limiting the detection sleeve at a joint of the gate valve and the pipeline, and the limiting sleeve is connected to one side, away from the first sleeve, of the limiting sleeve and used for fixing the positions of the first sleeve and the limiting sleeve.
Preferably, the stop collar includes two sets of second sleeve pipes, and every group all is connected with two sets of second butt joint boards on the second sleeve pipe, be equipped with on the second butt joint board with bolt complex hole, it is two sets of one side that the second sleeve pipe is close to mutually all is connected with sealed the pad.
Preferably, one side of the second sleeve, which is close to the first sleeve, is connected with a threaded ring, the inner wall of the first sleeve is provided with an internal thread matched with the threaded ring, and one side of the first sleeve, which is in contact with the second sleeve, is connected with a sealing gasket.
Preferably, the fixed cover includes two sets of third sleeve pipes, every group all be connected with two sets of third butt joint boards on the third sleeve pipe, be equipped with on the third butt joint board with bolt complex hole, the third sleeve pipe inner wall is equipped with fixed screw, the second sleeve pipe is close to third sleeve pipe one side and is connected with the location lantern ring.
Preferably, the position sleeve ring outer wall be equipped with fixed thread fit's external screw thread, position sleeve ring inner wall is connected with the protruding ring of a plurality of groups rubber, be equipped with a plurality of groups gaps on the position sleeve ring, and the thickness that the second sleeve pipe one side was kept away from to the position sleeve ring is less than the thickness that the position sleeve ring is close to second sleeve pipe one side.
Preferably, one side of the second sleeve, which is close to the positioning sleeve ring, is provided with an opening matched with the outer wall of the pipeline, and the inner wall of the opening is connected with a rubber ring.
Preferably, one side of the limiting ring close to the inner cavity of the first sleeve is connected with a sealing gasket, two groups of the first sleeves are connected with sealing gaskets, and the first butt plate is provided with a hole matched with the bolt.
Preferably, the pressure sensor is electrically connected with a control part in the control box through a line, a display screen for displaying pressure data is arranged on one side, away from the first sleeve, of the control box, and the control part is electrically connected with a wireless transmission part arranged in the control box.
Compared with the prior art, the utility model has the beneficial effects that:
the detection sleeve, the limiting sleeve and the fixed sleeve are arranged in a split mode, so that the installation is convenient, and after the gate valve is connected with the pipeline, the monitoring device is conveniently and stably installed and fixed at the flange of the gate valve and the pipeline interface;
after the gate valve and the pipeline interface are installed, the gate valve and the pipeline interface are positioned in the detection sleeve, the pressure sensor can detect the pressure in the detection sleeve and transmit the data to the control box, and the control box can display the pressure data in real time to monitor the sealing performance of the interface.
Drawings
Fig. 1 is a schematic structural diagram of an online gate valve tightness monitoring device.
Fig. 2 is a schematic diagram of a split structure of an online gate valve tightness monitoring device.
Fig. 3 is a schematic structural diagram of a detection sleeve in the gate valve sealing performance online monitoring device.
Fig. 4 is a schematic view of a partial structure of a fixed sleeve in an online monitoring device for gate valve sealing performance.
Fig. 5 is a schematic front view of the gate valve sealing performance on-line monitoring device shown in fig. 4.
In the figure: 11-a detection sleeve, 12-a control box, 13-a limiting sleeve, 14-a fixed sleeve, 15-a first sleeve, 16-a first butt plate, 17-a limiting ring, 18-a sealing washer, 19-a pressure sensor, 20-a second sleeve, 21-a second butt plate, 22-a threaded ring, 23-a positioning sleeve ring, 24-a rubber ring, 25-a third sleeve and 26-a third butt plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
Referring to fig. 1 to 5, in an embodiment of the present invention, an online monitoring device for gate valve sealing performance includes a detection sleeve 11, a limiting sleeve 13 and a fixing sleeve 14, wherein a control box 12 is disposed on one side of the detection sleeve 11;
the detection sleeve 11 covers the interface of the gate valve and the pipeline and comprises two groups of first sleeves 15, each group of first sleeves 15 is connected with two groups of first butt joint plates 16, and one side of each first sleeve 15 is connected with a limiting ring 17 matched with a butt joint flange on the gate valve; the two groups of first sleeves 15 irradiate the butt flange of the gate valve through the connection of the first butt plate 16, when in connection, the inner wall of the limiting ring 17 can be in contact with one side, close to the middle part of the gate valve, of the gate valve flange, the limiting ring 17 can play a limiting role, and the detection sleeve 11 is preliminarily fixed on the gate valve;
the inner wall of the first sleeve 15 is connected with a plurality of groups of pressure sensors 19 matched with the control box 12; the pressure sensor 19 can detect the pressure in the detection sleeve 11 and transmit the detection data to the control box 12;
the limiting sleeve 13 is connected to one side, far away from the limiting ring 17, of the first sleeve 15 and used for limiting the detection sleeve 11 at a joint of the gate valve and the pipeline, and the limiting sleeve 13 is connected to one side, far away from the first sleeve 15, of the limiting sleeve 13 and used for fixing the positions of the first sleeve 15 and the limiting sleeve 13.
The detection sleeve 11, the limiting sleeve 13 and the fixing sleeve 14 are all arranged in a split mode, installation is convenient, and after the gate valve is connected with a pipeline, the monitoring device is conveniently and stably installed and fixed at the flange of the gate valve and the pipeline connector.
The limiting sleeve 13 comprises two groups of second sleeves 20, each group of second sleeves 20 is connected with two groups of second butt joint plates 21, holes matched with bolts are formed in the second butt joint plates 21, and sealing gaskets are connected to the sides, close to the two groups of second sleeves 20, of the two groups of second sleeves;
during the in-service use, can connect two sets of second sleeve pipes 20, use the bolt to connect second butt joint board 21 during the connection, the cover is established at the pipeline outer wall of being connected with the gate valve after two sets of second sleeve pipes 20 are connected.
One side, close to the first sleeve 15, of the second sleeve 20 is connected with a threaded ring 22, the inner wall of the first sleeve 15 is provided with an internal thread matched with the threaded ring 22, and one side, in contact with the second sleeve 20, of the first sleeve 15 is connected with a sealing gasket;
after two sets of second sleeve 20 are connected, complete annular can be constituteed to two sets of screw rings 22, later can dock screw ring 22 with first sleeve 15 to can accomplish and detect being connected of cover 11 and stop collar 13, detect the internal vacuole formation of cover 11 and stop collar 13, when gate valve and pipeline junction revealed gas or liquid, can flow into in the cavity, pressure sensor 19 can detect work.
The fixed sleeve 14 comprises two groups of third sleeves 25, each group of third sleeves 25 is connected with two groups of third butt-joint plates 26, holes matched with bolts are formed in the third butt-joint plates 26, fixed threads are arranged on the inner walls of the third sleeves 25, and one side, close to the third sleeves 25, of each second sleeve 20 is connected with a positioning lantern ring 23; after the stop collar 13 is installed, the two sets of third sleeves 25 can be connected, and during connection, the third butt plate 26 can be connected by using a bolt, so that the fixed sleeve 14 can be sleeved on the pipeline and is positioned on one side of the stop collar 13 away from the detection sleeve 11.
The outer wall of the positioning sleeve ring 23 is provided with an external thread matched with the fixed thread, the inner wall of the positioning sleeve ring 23 is connected with a plurality of groups of rubber bulge rings, a plurality of groups of gaps are arranged on the positioning sleeve ring 23, and the thickness of one side, far away from the second sleeve 20, of the positioning sleeve ring 23 is smaller than that of one side, close to the second sleeve 20, of the positioning sleeve ring 23;
after detecting cover 11 and stop collar 13 and being connected, enable fixed cover 14 cover and establish on position sleeve ring 23, because the setting in position sleeve ring 23 thickness and gap, fixed cover 14 is constantly when toward second sleeve 20 one side rotating on position sleeve ring 23, and position sleeve ring 23 can constantly increase to the dynamics of compressing tightly of pipeline, and the protruding ring of rubber in the position sleeve ring 23 can increase the frictional force between position sleeve ring 23 and the pipeline to make stop collar 13 the rigidity on the pipeline.
An opening matched with the outer wall of the pipeline is formed in one side, close to the positioning lantern ring 23, of the second sleeve 20, and the inner wall of the opening is connected with a rubber ring 24; when the second sleeve 20 is installed on a pipeline, the rubber ring 24 can contact the outer wall of the pipeline, reducing the gap between the inner wall of the opening and the outer wall of the pipeline.
One side of the limiting ring 17 close to the inner cavity of the first sleeve 15 is connected with a sealing washer 18, one side of each of the two groups of first sleeves 15 close to the limiting ring is connected with a sealing washer, and the first butt joint plate 16 is provided with a hole matched with a bolt;
after the detection sleeve 11 and the limiting sleeve 13 are installed, when the detection sleeve 11 is in butt joint with the limiting sleeve 13, the detection sleeve 11 is pulled towards one side close to the limiting sleeve 13, so that the sealing washer 18 on one side of the limiting ring 17 can be in contact with a flange of a gate valve, after the limiting sleeve 13 is connected with the detection sleeve 11, the sealing washer 18 can be attached to one side of the flange, and then the fixed sleeve 14 is installed.
The pressure sensor 19 is electrically connected with a control part in the control box 12 through a circuit, a display screen for displaying pressure data is arranged on one side of the control box 12, which is far away from the first sleeve 15, and the control part is electrically connected with a wireless transmission part arranged in the control box 12; when gas or liquid is revealed at the joint of the gate valve and the pipeline, the gas or liquid can flow into the cavity, when the pressure sensor 19 detects that the pressure exceeds the threshold value, the control part can send out a prompt signal, and the signal is transmitted to the terminal control equipment through the wireless transmission part, so that personnel can timely know to rush repair.
The working principle of the utility model is as follows: when the gate valve tightness online monitoring device is used, the detection sleeve 11 is installed at a gate valve flange, the limiting sleeve 13 and the fixing sleeve 14 are installed on a pipeline in butt joint with a gate valve, when the detection sleeve 11 is in butt joint with the limiting sleeve 13, the detection sleeve 11 is pulled towards one side close to the limiting sleeve 13, so that the sealing washer 18 on one side of the limiting ring 17 can be in contact with the gate valve flange, after the limiting sleeve 13 is connected with the detection sleeve 11, the sealing washer 18 can be attached to one side of the flange, then the fixing sleeve 14 is installed, when the fixing sleeve 14 rotates towards one side of the second sleeve 20 continuously on the positioning sleeve ring 23, the pressing force of the positioning sleeve ring 23 on the pipeline can be increased continuously, and the rubber convex ring in the positioning sleeve ring 23 can increase the friction force between the positioning sleeve ring 23 and the pipeline, so that the position of the limiting sleeve 13 on the pipeline is fixed; pressure sensor 19 can detect the intracavity pressure, and the display screen can show data to with data wireless transmission, realize the on-line monitoring of gate valve leakproofness.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.
Claims (8)
1. An online monitoring device for gate valve tightness comprises a detection sleeve (11), a limiting sleeve (13) and a fixed sleeve (14), wherein a control box (12) is arranged on one side of the detection sleeve (11);
the method is characterized in that: the detection sleeve (11) is covered at the interface of the gate valve and the pipeline and comprises two groups of first sleeves (15), each group of first sleeves (15) is connected with two groups of first butt joint plates (16), one side of each first sleeve (15) is connected with a limiting ring (17) matched with a butt joint flange on the gate valve, and the inner wall of each first sleeve (15) is connected with a plurality of groups of pressure sensors (19) matched with the control box (12) for use;
spacing collar (13) are connected and are kept away from spacing ring (17) one side in first sleeve pipe (15) for will detect cover (11) restriction at gate valve and pipeline kneck, fixed cover (14) are connected to spacing collar (13) one side of keeping away from first sleeve pipe (15) for the position of fixed first sleeve pipe (15) and spacing collar (13).
2. The gate valve sealing performance online monitoring device according to claim 1, characterized in that: stop collar (13) are including two sets of second sleeve pipes (20), every group all be connected with two sets of second butt joint board (21) on second sleeve pipe (20), be equipped with on second butt joint board (21) with bolt complex hole, it is two sets of one side that second sleeve pipe (20) are close to mutually all is connected with sealed the pad.
3. The gate valve sealing performance online monitoring device according to claim 2, characterized in that: one side of the second sleeve (20) close to the first sleeve (15) is connected with a threaded ring (22), the inner wall of the first sleeve (15) is provided with an internal thread matched with the threaded ring (22), and one side of the first sleeve (15) contacting with the second sleeve (20) is connected with a sealing gasket.
4. The gate valve sealing performance online monitoring device according to claim 2, characterized in that: fixed cover (14) include two sets of third sleeve pipes (25), every group all be connected with two sets of third buttcover plates (26) on third sleeve pipe (25), be equipped with on third buttcover plate (26) with bolt complex hole, third sleeve pipe (25) inner wall is equipped with fixed thread, second sleeve pipe (20) are close to third sleeve pipe (25) one side and are connected with the position lantern ring (23).
5. The on-line monitoring device for the sealing performance of the gate valve according to claim 4, wherein: the utility model discloses a positioning sleeve, including positioning sleeve ring (23), positioning sleeve ring (23) inner wall connection have a plurality of groups rubber bulge loop, be equipped with a plurality of groups gaps on positioning sleeve ring (23), and positioning sleeve ring (23) keep away from the thickness of second sleeve pipe (20) one side and be less than the thickness that positioning sleeve ring (23) is close to second sleeve pipe (20) one side.
6. The on-line monitoring device for the sealing performance of the gate valve according to claim 4, wherein: an opening matched with the outer wall of the pipeline is formed in one side, close to the positioning lantern ring (23), of the second sleeve (20), and a rubber ring (24) is connected to the inner wall of the opening.
7. The gate valve sealing performance online monitoring device according to claim 1, characterized in that: one side of the limiting ring (17) close to the inner cavity of the first sleeve (15) is connected with a sealing gasket (18), two groups of side of the first sleeve (15) close to each other are connected with sealing gaskets, and a hole matched with the bolt is formed in the first butt plate (16).
8. The gate valve sealing performance online monitoring device according to claim 1, characterized in that: the pressure sensor (19) is electrically connected with a control part in the control box (12) through a line, a display screen for displaying pressure data is arranged on one side, away from the first sleeve (15), of the control box (12), and the control part is electrically connected with a wireless transmission part arranged in the control box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122568194.3U CN216520976U (en) | 2021-10-25 | 2021-10-25 | Gate valve leakproofness on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122568194.3U CN216520976U (en) | 2021-10-25 | 2021-10-25 | Gate valve leakproofness on-line monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216520976U true CN216520976U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122568194.3U Active CN216520976U (en) | 2021-10-25 | 2021-10-25 | Gate valve leakproofness on-line monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216520976U (en) |
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2021
- 2021-10-25 CN CN202122568194.3U patent/CN216520976U/en active Active
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