Valve with automatic leakage detection function

Abstract

The utility model relates to a valve with an automatic leakage detection function, which comprises a valve body, a first connecting pipe, a second connecting pipe and a collecting box, the valve body, the first connecting pipe and the second connecting pipe are all provided with flanges, the valve body, the first connecting pipe and the second connecting pipe are connected through the flanges, bolts and nuts, and the top of the collecting box is fixedly connected with a support frame. A first inner groove is formed in the side edge of the supporting frame; a second mounting column is fixedly connected to the side edge of the sub-frame; a leakage hole is formed in the top of the collecting box; an inserting pipe is arranged at the top of the collecting box, a water sensor is mounted at the bottom of the inserting pipe, and a probe is arranged at the bottom of the water sensor; the liquid leakage detection device is easy to install, saves time and manpower, is convenient to disassemble and replace, improves the working efficiency, effectively detects liquid leakage, and is rapid in early warning and convenient to process in time.

Description

Technical Field

[0001] The utility model relates to the technical field of valves, in particular to a valve with an automatic leakage detection function. Background Art

[0002] Valves are control components in fluid delivery systems and have functions such as shutoff, regulation, flow diversion, backflow prevention, pressure stabilization, flow diversion or overflow pressure relief. From the simplest shut-off valve to the various valves used in extremely complex automatic control systems, there are many varieties and specifications. Valves can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal and radioactive media. The utility model patent with application number: CN202320408848.2 discloses an on-off gate valve with a leakage detection function, including a valve body and a connecting pipe, a side of the valve body close to the connecting pipe and a side of the connecting pipe close to the valve body are fixedly connected with a connecting flange, an anti-leakage detection component is arranged on the outside of the valve body, the anti-leakage detection component includes a first cover body movably connected to the top of the valve body, a second cover body is arranged at the bottom of the first cover body, a connecting pipe is fixedly connected to the side of the second cover body close to the valve body, a detection box body is fixedly connected to the bottom of the valve body, a slide plate is movably connected to the inside of the detection box body, a water immersion sensor is fixedly connected to the top of the slide plate, a first contact point is fixedly connected to the bottom of the slide plate, and the detection box The first cover body and the second cover body are fixedly connected with a second contact point inside, the detection box body is fixedly connected with a spring inside, and the bottom of the detection box body is fixedly connected with an alarm; the first cover body and the second cover body are fixedly connected with a connecting plate on the outer surface, the first cover body and the second cover body are both two in number, and the eight connecting plates are internally threaded with four bolts, and the outer surfaces of the four bolts are threaded with nuts; the eight connecting plates are fixedly connected with a sealing gasket on the opposite side, and the four bolts are movably connected to the inside of the sealing gasket and penetrate the sealing gasket; the connecting pipe is connected with the detection box; the spring is fixedly connected with the slide plate, and the first contact point is located at the top of the second contact point; the water immersion sensor, the first contact point, the second contact point and the alarm are all electrically connected, and the right side of the detection box body is threaded with a sealing cover. The first cover body and the second cover body are fixedly connected to the outer surface of the connecting pipe and the valve body by using bolts, nuts, sealing gaskets and connecting plates, but the installation process is more troublesome, more manpower is invested, and the removal process is time-consuming and inconvenient for replacement. Utility Model Content

[0003] The utility model aims to solve the problems existing in the above-mentioned prior art and provide a valve with automatic leakage detection function, which can be easily installed to save time and manpower, conveniently dismantled and replaced to improve working efficiency, effectively detect liquid leakage, quickly warn and facilitate timely processing.

[0004] The utility model adopts a technical solution to solve its technical problems: the valve with automatic leakage detection function comprises a valve body, a first connecting pipe, a second connecting pipe and a collecting box, the valve body, the first connecting pipe and the second connecting pipe are all provided with flanges, the valve body, the first connecting pipe and the second connecting pipe are connected by flanges, bolts and nuts, sealing rubber rings are provided between the flanges, a supporting frame is fixedly connected to the top of the collecting box, there are two supporting frames, the two supporting frames are L-shaped structures, the two supporting frames are suspended on the side surface of the valve body, and a sub-frame is provided on the side of the supporting frame, there are two sub-frames, and the sub-frames A first mounting column is fixedly connected to the side, a first inner groove is opened on the side of the support frame, the first mounting column is plugged into the first inner groove, a second mounting column is fixedly connected to the side of the sub-frame, a second inner groove is opened on the side of the collection box, the second mounting column is plugged into the second inner groove, a leakage hole is opened on the top of the collection box, there are two leakage holes, the two leakage holes are directly below the flange, a plug-in tube is arranged on the top of the collection box, the plug-in tube extends downward into the collection box, a water immersion sensor is installed at the bottom of the plug-in tube, a probe is arranged at the bottom of the water immersion sensor, a column is installed on the top of the collection box, and an audible and visual alarm is arranged on the top of the column The water immersion sensor is connected to the sound and light alarm light through the transmission line. The water immersion sensor and the sound and light alarm light are connected to the power lines respectively. The collection box is moved close to the valve body and lifted so that the two support frames are hung on the side surface of the valve body. The collection box reaches the bottom of the valve body and two sub-frames are obtained. The first mounting column of the sub-frame is plugged into the first inner groove, and the second mounting column of the sub-frame is plugged into the second inner groove. The installation of the collection box is completed. The transmission line of the water immersion sensor is connected to the sound and light alarm light. The water immersion sensor and the sound and light alarm light are connected to the power respectively. The position of the collection box is adjusted so that the two The leakage holes correspond to the connection parts of the flange. During the use of the valve body, the first connecting pipe and the second connecting pipe, when the connection parts of the flange leak, the liquid drips downward and reaches the inside of the collection box through the leakage hole. The liquid accumulates to a certain amount and contacts the probe. The water immersion sensor senses the accumulated liquid and transmits the command to the sound and light alarm light through the transmission line. The sound and light alarm light flashes continuously and the alarm sounds, which quickly attracts the attention of the operators. It is easy to install, saves time and manpower, is convenient to dismantle and replace, improves work efficiency, effectively detects liquid leakage, and quickly warns to facilitate timely processing.

[0005] For further improvement, an inner arc is arranged inside the support frame, and the inner arc fits with the upper surface of the valve body. The two support frames are arranged with inner arcs to reduce excessive movement of the two support frames on the upper surface of the valve body and improve the stability of the collection box.

[0006] To further improve, the first mounting column and the second mounting column have the same size, the first inner groove and the second inner groove have the same size, the positions of the first mounting column and the second mounting column are swapped, the first mounting column is plugged into the second inner groove, and the second mounting column is plugged into the first inner groove. The parts are highly universal, and the alignment and debugging steps are reduced to save time.

[0007] To further improve, a first hand-tightened bolt is provided on the top of the support frame, and a second hand-tightened bolt is provided on the top of the collection box. The first hand-tightened bolt passes through the top of the support frame and is threadedly connected to the inside of the first mounting column, and the second hand-tightened bolt passes through the top of the collection box and is threadedly connected to the inside of the second mounting column. The first mounting column is fixed by the first hand-tightened bolt, and the second mounting column is fixed by the second hand-tightened bolt, thereby improving the connection effect of the sub-frame and preventing the sub-frame from detaching.

[0008] For further improvement, a clamping plate is arranged on the inner side of the support frame, and there are two clamping plates. The two clamping plates are on the lower surface of the valve body, and a third hand-tightened bolt is threadedly connected to the bottom of the clamping plate. The third hand-tightened bolt passes through the clamping plate and abuts against the valve body. The third hand-tightened bolt acts on the lower surface of the valve body and forms an effective support, so that the support frame is restricted and fixed, thereby realizing the restriction and fixation of the collection box and avoiding shaking and displacement of the collection box.

[0009] For further improvement, the side of the splint is fixedly connected with a slider, a slide groove is opened inside the support frame, the slider is inside the slide groove, a block is set on the side of the support frame, the block is connected to the slider, a fourth hand-tightening bolt is set on the side of the support frame, a first through hole is opened on the side of the support frame, a second through hole is opened inside the slider, a threaded hole is opened on the side of the support frame, the fourth hand-tightening bolt passes through the first through hole and the second through hole in sequence, the fourth hand-tightening bolt is threadedly connected to the threaded hole, there are multiple first through holes and multiple threaded holes respectively, the splint is moved up and down by means of the slider and the slide groove, the splint is fixed by means of the fourth hand-tightening bolt, the first through hole, the second through hole and the threaded hole, the position of the splint is adjustable, the space size between the splint and the support frame is adjustable, and the flexibility is improved to adapt to the needs of valve bodies of various sizes.

[0010] For further improvement, a guide hole is provided on the front side of the collection box, the height of the guide hole is higher than the water immersion sensor, there are multiple guide holes, and the multiple guide holes are distributed on the back side of the collection box. The multiple guide holes effectively discharge excess liquid in the collection box, reduce weight and improve safety, reduce the pressure on the support frame and extend the service life of the collection box.

[0011] To be further improved, a drainage hole is provided at the bottom of the collection box, and a rubber plug is provided inside the collection box. The rubber plug and the drainage hole are plugged into each other, and a handle ring is fixedly connected to the top of the rubber plug. The handle ring provides effective force, and the operator holds the handle ring and pulls out the rubber plug, so that the liquid in the collection box is discharged. The operation is simple and easy to use.

[0012] The beneficial effects of the utility model are:

[0013] 1. Move the collection box close to the valve body, lift the collection box, hang the two support frames on the side surface of the valve body, and the collection box reaches the bottom of the valve body. Get two sub-frames, plug the first mounting column of the sub-frame into the first inner groove, plug the second mounting column of the sub-frame into the second inner groove, and complete the installation of the collection box. Connect the transmission line of the water immersion sensor to the sound and light alarm light, connect the water immersion sensor and the sound and light alarm light to the power supply respectively, adjust the position of the collection box so that the two leak holes correspond to the connection parts of the flange, and when the valve body, the first connecting pipe and the second connecting pipe are in use, when the connection parts of the flange leak, the liquid drips down and reaches the inside of the collection box through the leak hole. When the liquid accumulates to a certain amount, the liquid contacts the probe, and the water immersion sensor senses the accumulated liquid and transmits the command to the sound and light alarm light through the transmission line. The sound and light alarm light flashes continuously and sounds an alarm, which quickly attracts the attention of the operator. It is easy to install, saves time and manpower, is convenient to dismantle and replace, improves work efficiency, effectively detects liquid leakage, and quickly warns and facilitates timely processing.

[0014] 2. The third hand-tightening bolt acts on the lower surface of the valve body and forms an effective support, so that the support frame is restricted and fixed, thereby limiting and fixing the collection box and preventing the collection box from shaking and deflecting. The clamping plate is moved up and down by means of a slider and a slide groove. The clamping plate is fixed by means of a fourth hand-tightening bolt, a first through hole, a second through hole and a threaded hole. The position of the clamping plate is adjustable, and the space between the clamping plate and the support frame is adjustable, thereby improving flexibility to meet the needs of valve bodies of various sizes.

[0015] 3. Excess liquid in the collection box can be effectively discharged through multiple diversion holes, which reduces weight and improves safety, reduces the pressure on the support frame and extends the service life of the collection box. The handle ring provides effective force, and the operator holds the handle ring and pulls out the rubber plug to discharge the liquid in the collection box. The operation is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 Enlarged view of point A in the middle;

[0018] Figure 3 This is a fourth manual bolt tightening activity display diagram of the utility model;

[0019] Figure 4 This is a diagram showing the interior of the collection box of the present utility model;

[0020] Figure 5 For the utility model Figure 4 Enlarged view of point B in the middle;

[0021] Figure 6 For the utility model Figure 4 Enlarged view of point C in the middle;

[0022] Figure 7 It is a right side view of the structure of the utility model;

[0023] Figure 8 For the utility model Figure 7 Enlarged view of point D in the middle;

[0024] Fig. 9 This is a first-hand bolt tightening activity demonstration diagram of the utility model;

[0025] Fig.10 For the utility model Figure 7 Enlarged view of point E in the middle;

[0026] Fig.11 This is a second manual bolt tightening activity display diagram of the utility model;

[0027] Fig.12 This is a back view of the structure of the utility model;

[0028] Fig.13 For the utility model Fig.12 Enlarged view of point F in the middle.

[0029] Explanation of the reference numerals: 1. valve body; 2. first connecting pipe; 3. second connecting pipe; 4. collecting box; 5. supporting frame; 6. sub-frame; 7. first mounting column; 8. first inner groove; 9. second mounting column; 10. second inner groove; 11. leakage hole; 12. plug-in tube; 13. water immersion sensor; 14. probe; 15. column; 16. sound and light alarm lamp; 17. first hand-tightened bolt; 18. second hand-tightened bolt; 19. clamping plate; 20. third hand-tightened bolt; 21. slider; 22. slide groove; 23. block; 24. fourth hand-tightened bolt; 25. first through hole; 26. second through hole; 27. threaded hole; 28. guide hole; 29. ​​drainage hole; 30. rubber plug; 31. handle ring. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1-13 This embodiment is further described:

[0031] like Figure 1 , Figure 2 , Figure 4 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 , Fig.10 , Fig.11 and Fig.12As shown: In this embodiment, a valve with an automatic leakage detection function includes a valve body 1, a first connecting pipe 2, a second connecting pipe 3 and a collecting box 4. The valve body 1, the first connecting pipe 2 and the second connecting pipe 3 are all provided with flanges. The valve body 1, the first connecting pipe 2 and the second connecting pipe 3 are connected by flanges, bolts and nuts. A sealing rubber ring is arranged between the flanges. A support frame 5 is fixedly connected to the top of the collecting box 4. There are two support frames 5. The two support frames 5 are L-shaped structures. The two support frames 5 are suspended on the side surface of the valve body 1. A sub-frame 6 is arranged on the side of the support frame 5. There are two sub-frames 6. A first mounting column 7 is fixedly connected to the side of the sub-frame 6. A first inner groove 8 is opened on the side of the support frame 5. The first mounting column 7 is inserted into the first inner groove 8. A second mounting column 9 is fixedly connected to the side of the sub-frame 6. A second inner groove 10 is opened on the side of the collecting box 4. The second mounting column 9 is inserted into the second inner groove 10. A leakage hole 11 is opened on the top of the collecting box 4. There are two leakage holes 11. Directly below the flange, a plug-in tube 12 is provided on the top of the collecting box 4, and the plug-in tube 12 extends downward to the inside of the collecting box 4. A water sensor 13 is installed at the bottom of the plug-in tube 12, and a probe 14 is provided at the bottom of the water sensor 13. A column 15 is installed on the top of the collecting box 4, and an audible and visual alarm lamp 16 is provided on the top of the column 15. The water sensor 13 is connected to the audible and visual alarm lamp 16 through a transmission line, and the water sensor 13 and the audible and visual alarm lamp 16 are respectively connected to power lines. An inner arc is provided on the inner side of the support frame 5, and the inner arc fits the upper surface of the valve body 1. The first mounting column 7 and the second mounting column 9 have the same size, and the first inner groove 8 and the second inner groove 10 have the same size. A first hand-tightening bolt 17 is provided on the top of the supporting frame 5, and a second hand-tightening bolt 18 is provided on the top of the collecting box 4. The first hand-tightening bolt 17 passes through the top of the supporting frame 5 and is threadedly connected to the inside of the first mounting column 7, and the second hand-tightening bolt 18 passes through the top of the collecting box 4 and is threadedly connected to the inside of the second mounting column 9.

[0032] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 7 and Fig.13As shown: a clamping plate 19 is arranged on the inner side of the support frame 5, and there are two clamping plates 19. The two clamping plates 19 are on the lower side surface of the valve body 1. A third hand-tightening bolt 20 is threadedly connected to the bottom of the clamping plate 19. The third hand-tightening bolt 20 passes through the clamping plate 19 and abuts against the valve body 1. A slider 21 is fixedly connected to the side of the clamping plate 19. A slide groove 22 is provided inside the support frame 5. The slider 21 is inside the slide groove 22. A block 23 is provided on the side of the support frame 5. The block 23 is connected to the slider 21. A fourth hand-tightening bolt 24 is provided on the side of the support frame 5. A first through hole 25 is provided on the side of the support frame 5. A second through hole 26 is provided inside the slider 21. A threaded hole 27 is provided on the side of the support frame 5. The fourth hand-tightening bolt 24 passes through the first through hole 25 and the second through hole 26 in sequence. The fourth hand-tightening bolt 24 is threadedly connected to the threaded hole 27. There are multiple first through holes 25 and multiple threaded holes 27 respectively.

[0033] like Figure 1 , Figure 4 , Figure 5 and Fig.12 As shown: a guide hole 28 is set on the front side of the collecting box 4, and the height of the guide hole 28 is higher than the water immersion sensor 13. There are multiple guide holes 28, and the multiple guide holes 28 are distributed on the back side of the collecting box 4. A drainage hole 29 is opened at the bottom of the collecting box 4. A rubber plug 30 is set inside the collecting box 4. The rubber plug 30 and the drainage hole 29 are plugged into each other, and a handle ring 31 is fixedly connected to the top of the rubber plug 30.

[0034] When the utility model is in use: carry the collection box 4 close to the valve body 1, lift the collection box 4 so that the two support frames 5 are suspended on the side surface of the valve body 1, the collection box 4 reaches the bottom of the valve body 1, obtain the two sub-frames 6, the first mounting column 7 of the sub-frame 6 and the first inner groove 8 are plugged into each other, the second mounting column 9 of the sub-frame 6 and the second inner groove 10 are plugged into each other, the first hand-tightening bolt 17 passes through the top of the support frame 5 and is threadedly connected to the inside of the first mounting column 7, the second hand-tightening bolt 18 passes through the top of the collection box 4 and is threadedly connected to the inside of the second mounting column 9, so as to improve the connection effect of the sub-frame 6 and avoid The sub-frame 6 is detached, and the installation of the collection box 4 is completed. The transmission line of the water immersion sensor 13 is connected to the sound and light alarm lamp 16. The water immersion sensor 13 and the sound and light alarm lamp 16 are respectively powered on. The position of the collection box 4 is adjusted so that the two leak holes 11 correspond to the connection parts of the flange. During the use of the valve body 1, the first connecting pipe 2, and the second connecting pipe 3, in order to improve the stability of the collection box 4, the clamping plate 19 is held and pulled upward. The clamping plate 19 uses the slider 21 and the slide groove 22 to move upward. The top of the clamping plate 19 is close to the lower surface of the valve body 1. The fourth hand-tightening bolt 24 is passed through the first The through hole 25 and the second through hole 26, the fourth hand-tightening bolt 24 and the threaded hole 27 are threadedly connected, the clamping plate 19 is fixed, and the third hand-tightening bolt 20 is screwed. The third hand-tightening bolt 20 acts on the lower surface of the valve body 1 and forms an effective support, so that the support frame 5 is restricted and fixed, and the collection box 4 is restricted and fixed to prevent the collection box 4 from shaking and deflecting. When the connection part of the flange leaks, the liquid drips downward and reaches the inside of the collection box 4 through the leak hole 11. The liquid accumulates to a certain amount and contacts the probe 14. The water immersion sensor 13 senses the accumulated liquid. The body transmits the command through the transmission line to the sound and light alarm light 16, the sound and light alarm light 16 keeps flashing and sounds an alarm, quickly attracting the attention of the operator, easy to install, saving time and manpower, convenient to dismantle and replace to improve work efficiency, effectively detect liquid leakage, quick warning and convenient and timely processing, multiple guide holes 28 effectively discharge excess liquid in the collection box 4, reduce weight and improve safety, reduce the pressure on the support frame 5 and extend the service life of the collection box 4, the handle ring 31 provides effective force, the operator holds the handle ring 31 and pulls out the rubber plug 30, and the liquid in the collection box 4 is discharged.

[0035] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A valve with an automatic leakage detection function, comprising a valve body (1), a first connecting pipe (2), a second connecting pipe (3) and a collecting box (4), wherein: The valve body (1), the first connecting pipe (2) and the second connecting pipe (3) are all provided with flanges. The valve body (1), the first connecting pipe (2) and the second connecting pipe (3) are connected by means of flanges, bolts and nuts. Sealing rubber rings are provided between the flanges. A support frame (5) is fixedly connected to the top of the collection box (4). There are two support frames (5). The two support frames (5) are L-shaped structures. The two support frames (5) are suspended on the side surface of the valve body (1). A sub-frame (6) is provided on the side of the support frame (5). There are two sub-frames (6). A first mounting column (7) is fixedly connected to the side of the sub-frame (6). A first inner groove (8) is provided on the side of the support frame (5). The first mounting column (7) is inserted into the first inner groove (8). A second mounting column (9) is fixedly connected to the side of the collection box ( 4) A second inner groove (10) is provided on the side, and a second mounting column (9) is plugged into the second inner groove (10). A leakage hole (11) is provided on the top of the collecting box (4), and there are two leakage holes (11). The two leakage holes (11) are directly below the flange. A plug-in tube (12) is provided on the top of the collecting box (4), and the plug-in tube (12) extends downward into the inside of the collecting box (4). A water sensor (13) is installed at the bottom of the plug-in tube (12), and a probe (14) is provided at the bottom of the water sensor (13). A column (15) is installed on the top of the collecting box (4), and an audible and visual alarm light (16) is provided on the top of the column (15). The water sensor (13) is connected to the audible and visual alarm light (16) through a transmission line, and the water sensor (13) and the audible and visual alarm light (16) are respectively connected to power lines.

2. A valve with automatic leakage detection function according to claim 1, characterized in that: An inner arc is arranged on the inner side of the support frame (5), and the inner arc fits with the upper surface of the valve body (1).

3. The valve with automatic leakage detection function according to claim 1 is characterized in that: The first mounting column (7) and the second mounting column (9) have the same size, and the first inner groove (8) and the second inner groove (10) have the same size.

4. The valve with automatic leakage detection function according to claim 1 is characterized in that: The top of the support frame (5) is provided with a first hand-tightened bolt (17), and the top of the collection box (4) is provided with a second hand-tightened bolt (18); the first hand-tightened bolt (17) passes through the top of the support frame (5) and is threadedly connected to the inside of the first mounting column (7); the second hand-tightened bolt (18) passes through the top of the collection box (4) and is threadedly connected to the inside of the second mounting column (9).

5. The valve with automatic leakage detection function according to claim 1 is characterized in that: A clamping plate (19) is arranged on the inner side of the support frame (5), and there are two clamping plates (19). The two clamping plates (19) are on the lower surface of the valve body (1), and a third hand-tightening bolt (20) is threadedly connected to the bottom of the clamping plate (19). The third hand-tightening bolt (20) passes through the clamping plate (19) and abuts against the valve body (1).

6. The valve with automatic leakage detection function according to claim 5 is characterized in that: The side of the clamping plate (19) is fixedly connected with a slider (21), the support frame (5) is provided with a slide groove (22), the slider (21) is inside the slide groove (22), the side of the support frame (5) is provided with a stopper (23), the stopper (23) is connected to the slider (21), the side of the support frame (5) is provided with a fourth hand-tightening bolt (24), the side of the support frame (5) is provided with a first through hole (25), the slider (21) is provided with a second through hole (26), the side of the support frame (5) is provided with a threaded hole (27), the fourth hand-tightening bolt (24) passes through the first through hole (25) and the second through hole (26) in sequence, the fourth hand-tightening bolt (24) is threadedly connected with the threaded hole (27), and there are a plurality of first through holes (25) and a plurality of threaded holes (27).

7. The valve with automatic leakage detection function according to claim 1 is characterized in that: The front side of the collection box (4) is provided with a guide hole (28), the height of the guide hole (28) is higher than the water immersion sensor (13), there are a plurality of guide holes (28), and the plurality of guide holes (28) are distributed on the back side of the collection box (4).

8. The valve with automatic leakage detection function according to claim 1 is characterized in that: The bottom of the collection box (4) is provided with a drainage hole (29), and a rubber plug (30) is arranged inside the collection box (4). The rubber plug (30) and the drainage hole (29) are plugged into each other, and a handle ring (31) is fixedly connected to the top of the rubber plug (30).

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