CN216555374U - Intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control - Google Patents
Intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control Download PDFInfo
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- CN216555374U CN216555374U CN202122264196.3U CN202122264196U CN216555374U CN 216555374 U CN216555374 U CN 216555374U CN 202122264196 U CN202122264196 U CN 202122264196U CN 216555374 U CN216555374 U CN 216555374U
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Abstract
The utility model relates to an intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control, which is suitable for an intelligent self-closing valve used for pipeline gas and comprises a lower shell, wherein a valve port and a valve core for opening or closing the valve port are arranged in the lower shell, a switch mechanism for controlling the valve core to move so as to open or close the valve port for ventilation is arranged on a valve seat, the lower shell is connected with a joint, a piston seat is arranged in the joint, a valve and a matched piston are arranged in the piston seat, a coil framework is arranged on the outer side of the joint, a coil is wound on the coil framework, and a magnet ring is arranged between the coil framework and the joint; after the coil is electrified, the magnet ring pushes the magnetic core and the piston to move forwards until the valve is closed, so that the air source channel is closed; the ventilation can be recovered by pressing the manual reset ventilation button; the utility model can realize networking joint control by combining with a gas alarm, can automatically close and remotely close a mobile phone or a PC end when a gas source is under-pressure, over-current, leakage and over-pressure, adopts intelligent control, and is safe and reliable.
Description
Technical Field
The utility model relates to the technical field of pipeline gas self-closing valves, in particular to an intelligent self-closing valve which can automatically cut off gas leakage and is controlled in a networking way.
Background
Various combustible gases are indispensable important components in life of people, and bring much convenience to life of people; however, the use of gas also brings some accident potential to the life of people; the prevention of gas leakage is a worldwide research topic because of the occurrence of disaster accidents such as poisoning, fire and explosion caused by gas leakage in the using process; the existing self-closing valve mainly depends on a manual switch, can not be automatically closed when gas leaks or abnormal conditions occur in ventilation and use, can not be intelligently controlled, and is easy to cause potential safety hazards of poisoning, fire and explosion due to gas leakage.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the intelligent self-closing valve which can automatically cut off gas leakage and realize networking joint control, is combined with a gas alarm to realize networking joint control, can automatically close when a gas source is under-pressure, over-flow, leakage and over-pressure or remotely close through a mobile phone and a PC (personal computer) end, adopts intelligent control, and is safe and reliable.
The technical scheme of the utility model is as follows:
an intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control comprises a lower shell, wherein the lower shell is provided with a valve seat, an air inlet hole and an air outlet hole which are communicated with each other, a valve port is arranged in the valve seat, a valve core for opening or closing the valve port is arranged on the valve port, a switch mechanism for controlling the valve core to move so as to open or close the valve port for ventilation is arranged on the valve seat, and a connector is connected with the air inlet hole of the lower shell. The coil framework is wound with a coil, and the outer edge of the coil framework is provided with a coil shell; a magnet cavity is arranged between the coil framework and the joint, a magnet ring is arranged in the magnet cavity, and the magnet ring can move back and forth along the excircle of the joint in the magnet cavity; the same poles of the magnet ring and the small magnet repel each other, the coil is electrified to drive the magnet ring to move, the magnet ring pushes the magnetic core and the piston to move, and the piston abuts against the valve to close or open the valve so as to cut off or conduct the air source channel.
The switch mechanism comprises a positioning plate fixed in a valve seat, a guide hole is formed in the middle of the positioning plate, a sliding block is arranged in the guide hole, a chute is formed in the lower end of the sliding block and connected with a pin shaft arranged on a valve core, a diaphragm and a magnet are arranged at the upper end of the sliding block and fixed on the sliding block through screws, an upper shell is arranged on the valve seat and tightly presses the outer edge of the diaphragm, and the diaphragm divides the space between the upper shell and the lower shell into an upper cavity and a lower cavity; a lifting rod is arranged in the middle of the upper shell, a diaphragm pad is fixed at the lower end of the lifting rod through a flat-head bolt, a lifting button is slidably mounted on the upper shell, and the lifting button can drive the lifting rod to move upwards when lifted;
the slider is provided with a chute, and the chute is a chute through hole which starts to deflect rightwards from the lower left end.
The connector is characterized in that a screw hole is further formed in the position, close to the piston seat, of the connector, a manual reset ventilation button is mounted on the screw hole and comprises a button seat fastened on the screw hole, a push rod is arranged in the button seat, a button is fixed to the upper end of the push rod, and a spring is arranged on the push rod at the lower end of the button; the push rod can be pushed out downwards after the button is pressed downwards, and the push rod can be reset under the action of the spring after the button is loosened.
The gas sensor comprises a lower shell, a coil conduit is arranged on the lower shell, a power seat is arranged at the bottom end of the valve seat, a power supply and a PCB control board assembly are arranged in the power seat, the coil is connected with the PCB control board assembly through an electric wire, the electric wire penetrates through the coil conduit, the PCB control board assembly is connected with the power supply in an integrated mode, the PCB control board assembly is wirelessly connected with an alarm, a gas sensing module arranged on the alarm senses gas leakage and sends an instruction to the PCB control board assembly to electrify the coil, the coil is electrified to drive a magnet ring to move, the magnet ring and a small magnet on the magnetic core repel each other in the same polarity, the magnet ring pushes the magnetic core and a piston to move forwards until the valve is tightly closed to close the valve, and an air source channel is opened or closed.
The coil is connected with the alarm through a wire, a gas induction module arranged on the alarm induces gas leakage, the coil is electrified, the coil drives the magnet ring to move after being electrified, the same poles of the magnet ring and a small magnet on the magnetic core repel each other, the magnet ring pushes the magnetic core and the piston to move forwards until the valve is closed, and then reverse current is input to enable the magnet ring and the magnetic core to return to the original position; when the air conditioner is opened, the air can be recovered by pressing a manual reset air ventilation button.
The alarm is in communication connection with the mobile phone or the PC end, a user sends a valve closing instruction to the detector through the mobile phone or the PC end, the detector sends an instruction to the PCB control board assembly, the PCB control board assembly receives the valve closing instruction and then outputs a power supply to electrify the coil, the coil is electrified to drive the magnet ring to move, and the magnet ring pushes the magnetic core and the piston to move forwards until the valve is closed, so that the air source channel is closed.
The filter screen is arranged in the nut joint, and a rubber pipe joint is connected to an air outlet of the lower shell.
The connector is mounted at an air outlet of the lower shell, a piston seat is arranged in an inner hole of the connector, a valve is arranged in the piston seat, a piston is movably arranged in the piston seat, the valve can be opened or closed after the piston moves, a piston spring is mounted at the right end of the piston, the left end of the piston is connected with a magnetic core, a small magnet is mounted on the magnetic core, a coil framework is arranged on the outer side of the connector, a coil is wound on the coil framework, and the coil is electrically connected with an electromagnetic switch; a coil shell is arranged on the outer edge of the coil framework; a magnet cavity is arranged between the coil framework and the joint, a magnet ring is arranged in the magnet cavity, and the magnet ring can move back and forth along the excircle of the joint in the magnet cavity; a screw hole is further formed in the joint close to the piston seat, a manual reset ventilation button is mounted on the screw hole and comprises a button seat fastened on the screw hole, a push rod is arranged in the button seat, a button is fixed at the upper end of the push rod, and a spring is arranged on the push rod at the lower end of the button; the push rod can be pushed out downwards after the button is pressed downwards, and the push rod can be reset under the action of the spring after the button is loosened.
The utility model has the following beneficial effects:
1. in a ventilation state, when a gas sensing module arranged on the alarm senses gas leakage, an instruction is sent to the control chip, the coil is electrified to drive the magnet ring to move, the same poles of the magnet ring and a small magnet on the magnetic core repel each other, the magnetic core and the piston are pushed by the magnet ring to move, and the piston abuts against the valve to close the valve; the gas alarm device is driven by an electromagnetic mode, can realize networking joint control and intelligent control by being combined with a gas alarm, is safe and reliable, overcomes the defect that the gas cannot be automatically closed when gas leaks or is abnormal during ventilation, avoids potential safety hazards of poisoning, fire and explosion caused by gas leakage, and can be automatically closed or remotely closed through a mobile phone and a PC (personal computer) end when a gas source is under-pressure, over-current, leakage and over-pressure, thereby being safe and reliable.
2. The valve seat is internally provided with the valve port, the valve port is provided with the valve core for opening or closing the valve port, the valve seat is provided with the switch mechanism for controlling the valve core to move so as to open or close the valve port for ventilation, the structure design is reasonable, the switch mechanism can automatically control the valve port to be opened or closed according to the size of a gas source, and the valve port can be automatically closed when the gas source is under-pressure, over-current or over-pressure.
3. The manual reset ventilation button is arranged, the push rod can be pushed downwards after the button is pressed downwards, and the piston is pushed forwards by the push rod, so that the valve port is opened to conduct the valve; the push rod can be reset under the action of the spring after the button is released.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the lower housing of the present invention;
FIG. 4 is a cross-sectional view of a second embodiment of the present invention;
the reference numbers in the figures denote:
1. a lower housing; 1-1, valve seat; 1-2, air inlet holes; 1-3, air outlet holes; 1-4, screw holes; 1-5, valve port; 1-6, coil conduit; 2. a valve core; 3. a joint; 4. a piston seat; 5. a valve; 6. a piston; 7. a magnetic core; 8. a coil bobbin; 9. a coil; 10. a coil housing; 11. a magnet chamber; 12. a magnet ring; 13. an O-shaped ring; 14. a seal ring; 15. positioning a plate; 16. a slider; 17. a pin shaft; 18. a chute; 19. a membrane; 20. a magnet; 21. a screw; 22. an upper housing; 23. lifting a rod; 24. a flat head bolt; 25. a membrane pad; 26. lifting the button; 27. a power supply base; 28. a power source; 28-1, a PCB control board assembly; 29. a button seat; 30. a push rod; 31. a button; 32. a spring; 33. a nut joint; 34. a filter screen; 35. a hose joint; 36. a small magnet; 37. a piston spring.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments.
The first embodiment is as follows:
referring to fig. 1 to 3, an intelligent self-closing valve capable of automatically cutting off gas leakage and performing networking joint control is suitable for an intelligent self-closing valve used for pipeline gas, and comprises a lower shell 1, wherein the lower shell 1 is provided with a valve seat 1-1, an air inlet 1-2 and an air outlet 1-3 which are communicated, a valve port 1-5 is arranged in the valve seat 1-1, a valve core 2 for opening or closing the valve port 1-5 is arranged on the valve port 1-5, a sealing ring 14 is arranged on the valve core 2, a switch mechanism for controlling the valve core 2 to move so as to open or close the valve port 1-5 for ventilation is arranged on the valve seat 1-1, the switch mechanism comprises a positioning plate 15 fixed in the valve seat 1-1, a guide hole is arranged in the middle of the positioning plate 15, and a slide block 16 is arranged in the guide hole, the lower end of the sliding block 16 is provided with a chute 18, and the chute 18 is a chute 18 through hole which is deviated from the left lower end to the right; the inclined groove 18 is connected with a pin shaft 17 arranged on the valve core 2, a diaphragm 19 and a magnet 20 are arranged at the upper end of the sliding block 16, the diaphragm 19 and the magnet 20 are fixed on the sliding block 16 through screws 21, an upper shell 22 is arranged on the valve seat 1-1, the outer edge of the diaphragm 19 is tightly pressed by the upper shell 22, and the diaphragm 19 divides the space between the upper shell 22 and the lower shell 1 into an upper cavity and a lower cavity; a lifting rod 23 is arranged in the middle of the upper shell 22, a diaphragm pad 25 is fixed at the lower end of the lifting rod 23 through a flat head bolt 24, a lifting button 26 is slidably mounted on the upper shell 22, and the lifting button 26 can drive the lifting rod 23 to move upwards when lifted; a joint 3 is connected to an air inlet 1-2 of the lower shell 1, a piston seat 4 is arranged in an inner hole at the right end of the joint 3, the right end face of the piston seat 4 is of a circular hollow structure, a valve 5 is arranged in the piston seat 4, a piston 6 is movably arranged in the piston seat 4, and an O-shaped ring 13 is arranged on the piston 6; the valve 5 can be opened or closed after the piston 6 moves, a piston spring 37 is installed at the right end of the piston 6, the magnetic core 7 is connected to the left end of the piston 6, a small magnet 36 is installed on the magnetic core 7, a coil framework 8 is arranged on the outer side of the joint 3, a coil 9 is wound on the coil framework 8, and the coil 9 is electrically connected with an electromagnetic switch; a coil shell 10 is arranged on the outer edge of the coil framework 8; a magnet cavity 11 is arranged between the coil framework 8 and the joint 3, a magnet ring 12 is arranged in the magnet cavity 11, and the magnet ring 12 can move back and forth along the excircle of the joint 3 in the magnet cavity 11; the same poles of the magnet ring 12 and the small magnet 36 repel each other, the coil 9 is electrified to drive the magnet ring 12 to move, the magnet ring 12 pushes the magnetic core 7 and the piston 6 to move, and the piston 6 abuts against the valve 5 to close or open the valve ports 1-5 so as to close or conduct the air source channel.
Further, a screw hole 1-4 is further formed in the joint 3 and close to the piston seat 4, a manual reset ventilation button is mounted on the screw hole 1-4 and comprises a button seat 29 fastened on the screw hole 1-4, a push rod 30 is arranged in the button seat 29, a button 31 is fixed to the upper end of the push rod 30, and a spring 32 is arranged on the push rod 30 at the lower end of the button 31; the push rod 30 can be pushed downwards after the button 31 is pressed downwards, and the push rod 30 can be reset under the action of the spring 32 after the button 31 is released.
Further, a coil conduit 1-6 is arranged on the lower shell 1, a power supply seat 27 is arranged at the bottom end of the valve seat 1-1, a power supply 28 and a PCB control board assembly 28-1 are arranged in the power supply seat 27, the coil 9 is connected with the PCB control board assembly 28-1 through an electric wire, the electric wire penetrates through the coil conduit 1-6, the PCB control board assembly 28-1 is integrally connected with the power supply 28, the PCB control board assembly 28-1 is connected with the power supply 28 or can be separately connected, and the PCB control board assembly 28-1 and the power supply 28 are arranged at the lower end of the self-closing valve or can be arranged at the left end and the right end of the self-closing valve or at suitable positions around other self-closing valves. The PCB control board assembly 28-1 is wirelessly connected with the alarm, after a gas sensing module arranged on the alarm senses gas leakage, the gas sensing module sends an instruction to the PCB control board assembly 28-1 to electrify the coil 9, the coil 9 is electrified to drive the magnet ring 12 to move, the same poles of the magnet ring 12 and the small magnet 36 on the magnetic core 7 repel each other, the magnet ring 12 pushes the magnetic core 7 and the piston 6 to move forwards until the valve 5 is closed, and an air source channel is opened or closed.
Further, the coil 9 is connected with the alarm in a wired manner, after a gas sensing module arranged in the alarm senses gas leakage, the coil 9 is electrified to drive the magnet ring 12 to move, the same poles of the magnet ring 12 and the small magnet 36 on the magnetic core 7 repel each other, the magnet ring 12 pushes the magnetic core 7 and the piston 6 to move forwards until the valve 5 is closed, and then reverse current is input to enable the magnet ring 12 and the magnetic core 7 to return to the original position; when the air conditioner is opened, the air can be recovered by pressing a manual reset air ventilation button.
Furthermore, the alarm is in communication connection with a mobile phone or a PC end, a user sends a valve 5 closing instruction to the detector through the mobile phone or the PC end, the detector sends the instruction to the PCB control board assembly 28-1 again, the PCB control board assembly 28-1 receives the valve 5 closing instruction and then outputs the power supply 28 to electrify the coil 9, the coil 9 is electrified to drive the magnet ring 12 to move, and the magnet ring 12 pushes the magnetic core 7 and the piston 6 to move forwards until the valve 5 is tightly closed, so that the air source channel is closed; the networking joint control is realized by combining the mobile phone or the PC end with the alarm, and the air source can be automatically closed or remotely closed by adopting the mobile phone and the PC end when the air source is under-pressure, over-current, leakage and over-pressure, so that the intelligent control is realized, and the safety and the reliability are realized.
Further, a nut joint 33 is arranged on the left side of the joint 3, and a filter screen 34 is arranged in the nut joint 33; and a rubber pipe joint 35 is connected to the positions 1-3 of the air outlet holes of the lower shell 1.
Preferably, an inner hole in the right end of the joint 3 is provided with an inner thread, an outer thread is arranged on the outer side of the piston seat 4, the piston seat 4 is installed in the joint 3 through a threaded screwing manner, the joint 3 is screwed into the air inlet 1-2 of the lower shell 1 through the threads, and the piston seat 4 and the piston 6 are convenient to disassemble, assemble and maintain through threaded split type installation.
Example two:
referring to fig. 4, the difference from the first embodiment is that a connector 3 is installed at an air outlet 1-3 of a lower housing 1, a piston seat 4 is arranged in an inner hole of the connector 3, a valve 5 is arranged in the piston seat 4, a piston 6 is movably arranged in the piston seat 4, the valve 5 can be opened or closed after the piston 6 moves, a piston spring 37 is installed at the right end of the piston 6, the left end of the piston 6 is connected with a magnetic core 7, a small magnet 36 is installed on the magnetic core 7, a coil frame 8 is arranged on the outer side of the connector 3, a coil 9 is wound on the coil frame 8, and the coil 9 is electrically connected with an electromagnetic switch; a coil shell 10 is arranged on the outer edge of the coil framework 8; a magnet cavity 11 is arranged between the coil framework 8 and the joint 3, a magnet ring 12 is arranged in the magnet cavity 11, and the magnet ring 12 can move back and forth along the excircle of the joint 3 in the magnet cavity 11; a screw hole 1-4 is further formed in the joint 3 and is close to the piston seat 4, a manual reset ventilation button is mounted on the screw hole 1-4 and comprises a button seat 29 fastened on the screw hole 1-4, a push rod 30 is arranged in the button seat 29, a button 31 is fixed to the upper end of the push rod 30, and a spring 32 is arranged on the push rod 30 at the lower end of the button 31; the push rod 30 can be pushed downwards after the button 31 is pressed downwards, and the push rod 30 can be reset under the action of the spring 32 after the button 31 is released.
The working principle of the utility model is as follows:
when gas leakage is required to be ventilated, a lifting button 26 is lifted manually, and a lifting rod 23 is driven to move upwards when the lifting button 26 is lifted; when the lifting rod 23 moves upwards, the slide block 16 also moves upwards under the attraction of the magnet 20, and when the slide block 16 moves upwards, the chute 18 on the slide block 16 pushes the valve core 2 to move forwards, so that the valve ports 1-5 are opened, and gas enters ventilation through the valve ports 1-5. When the lower cavity is under-pressure, the diaphragm 19 moves downwards to drive the slide block 16 to move downwards, the chute 18 on the slide block 16 pushes the valve core 2 to move backwards, so that the valve ports 1-5 are closed, and the air source is automatically closed.
When the gas leakage occurs in an abnormal environment in use, after the gas sensing module arranged on the alarm senses the gas leakage, the control chip sends an instruction, the coil 9 is electrified to drive the magnet ring 12 to move to the left end, the same poles of the magnet ring 12 and the small magnet 36 repel each other, the magnet ring 12 pushes the magnetic core 7 and the piston 6 to move rightwards, and the piston 6 abuts against the valve 5, so that the valve 5 is closed. When the valve 5 needs to be opened, the push rod 30 is pushed downwards only by pressing down the button 31 on the manual reset ventilation button, and the piston 6 is pushed forwards by pressing down the push rod 30, so that the valve ports 1-5 are opened to conduct the valve 5; the push rod 30 can be reset under the action of the spring 32 after the button 31 is released.
In the description of the present invention, it is to be understood that the terms "upward", "downward", "rearward", "rear", "one side", "upper", "lower", "forward", "close to", "inside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. An intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control comprises a lower shell (1), wherein the lower shell (1) is provided with a valve seat (1-1), an air inlet (1-2) and an air outlet (1-3) which are communicated, a valve port (1-5) is arranged in the valve seat (1-1), a valve core (2) for opening or closing the valve port (1-5) is arranged on the valve port (1-5), a switch mechanism for controlling the valve core (2) to move so as to open or close the valve port (1-5) for ventilation is arranged on the valve seat (1-1), a joint (3) is connected to the air inlet (1-2) of the lower shell (1), and the intelligent self-closing valve is characterized in that a piston seat (4) is arranged in an inner hole at the right end of the joint (3), and a valve (5) is arranged in the piston seat (4), a piston (6) is movably arranged in the piston seat (4), the piston (6) can open or close the valve (5) after moving, an O-shaped ring (13) is arranged on the piston (6), a piston spring (37) is arranged at the right end of the piston (6), the left end of the piston (6) is connected with a magnetic core (7), a small magnet (36) is arranged on the magnetic core (7), a coil framework (8) is arranged on the outer side of the joint (3), a coil (9) is wound on the coil framework (8), and a coil shell (10) is arranged on the outer edge of the coil framework (8); a magnet chamber (11) is arranged between the coil framework (8) and the joint (3), a magnet ring (12) is arranged in the magnet chamber (11), and the magnet ring (12) can move back and forth along the excircle of the joint (3) in the magnet chamber (11); the magnet ring (12) and the small magnet (36) repel each other in the same polarity, the coil (9) is electrified to drive the magnet ring (12) to move, the magnet ring (12) pushes the magnetic core (7) and the piston (6) to move, and the piston (6) abuts against the valve (5) to close or open the valve (5) so as to cut off or conduct an air source channel.
2. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: the switch mechanism comprises a positioning plate (15) fixed in a valve seat (1-1), a guide hole is formed in the middle of the positioning plate (15), a sliding block (16) is arranged in the guide hole, a chute (18) is formed in the lower end of the sliding block (16), the chute (18) is connected with a pin shaft (17) arranged on a valve core (2), a diaphragm (19) and a magnet (20) are arranged at the upper end of the sliding block (16), the diaphragm (19) and the magnet (20) are fixed on the sliding block (16) through screws (21), an upper shell (22) is arranged on the valve seat (1-1), the outer edge of the diaphragm (19) is tightly pressed by the upper shell (22), and the upper shell (22) and the lower shell (1) are divided into an upper cavity and a lower cavity by the diaphragm (19); go up casing (22) middle part and be provided with shadoof (23), shadoof (23) lower extreme is fixed with diaphragm pad (25) through flat head bolt (24), upward slidable mounting has on casing (22) and carries button (26), can drive shadoof (23) rebound when carrying button (26) and lifting.
3. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 2, wherein: the slider (16) is provided with a chute (18), and the chute (18) is a chute (18) through hole which starts to shift to the right from the left lower end.
4. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: a screw hole (1-4) is further formed in the joint (3) close to the piston seat (4), a manual reset ventilation button is mounted on the screw hole (1-4) and comprises a button seat (29) fastened on the screw hole (1-4), a push rod (30) is arranged in the button seat (29), a button (31) is fixed at the upper end of the push rod (30), and a spring (32) is arranged on the push rod (30) at the lower end of the button (31); the push rod (30) can be pushed out downwards after the button (31) is pressed downwards, and the push rod (30) can be reset under the action of the spring (32) after the button (31) is released.
5. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: the lower shell (1) is provided with a coil conduit (1-6), the bottom end of the valve seat (1-1) is provided with a power supply seat (27), a power supply (28) and a PCB control board assembly (28-1) are arranged in the power supply seat (27), the coil (9) is connected with the PCB control board assembly (28-1) through an electric wire, the electric wire penetrates through the coil conduit (1-6), the PCB control board assembly (28-1) is integrally connected with the power supply (28), the PCB control board assembly (28-1) is wirelessly connected with an alarm, a gas induction module arranged in the alarm sends an instruction to the PCB control board assembly (28-1) after sensing gas leakage, the coil (9) is electrified, the magnet ring (12) is driven to move after the coil (9) is electrified, and the magnet ring (12) and a small magnet (36) on the magnetic core (7) have the same poles which repel each other, the magnet ring (12) pushes the magnetic core (7) and the piston (6) to move forwards until the valve (5) is closed, so that the valve (5) is closed, and an air source channel is opened or closed.
6. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: the coil (9) is in wired connection with the alarm, a gas induction module arranged on the alarm induces gas leakage, the coil (9) is electrified, the coil (9) drives the magnet ring (12) to move after being electrified, the same poles of the magnet ring (12) and a small magnet (36) on the magnetic core (7) repel each other, the magnet ring (12) pushes the magnetic core (7) and the piston (6) to move forwards until the valve (5) is tightly closed to close the valve (5), and then reverse current is input to enable the magnet ring (12) and the magnetic core (7) to return to the original position; when the air conditioner is opened, the air can be recovered by pressing a manual reset air ventilation button.
7. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 5 or 6, wherein: the alarm is in communication connection with a mobile phone or a PC end, a user sends a valve closing instruction to the detector through the mobile phone or the PC end, the detector sends the instruction to the PCB control board assembly (28-1), the PCB control board assembly (28-1) receives the valve closing instruction and then outputs a power supply (28) to electrify the coil (9), the coil (9) is electrified to drive the magnet ring (12) to move, the magnet ring (12) pushes the magnetic core (7) and the piston (6) to move forwards until the valve (5) is tightly closed, and the air source channel is closed.
8. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: the left side of the joint (3) is provided with a nut joint (33), a filter screen (34) is arranged in the nut joint (33), and the air outlet hole (1-3) of the lower shell (1) is connected with a rubber pipe joint (35).
9. The intelligent self-closing valve capable of automatically cutting off gas leakage and realizing networking joint control as claimed in claim 1, wherein: the connector (3) is arranged at an air outlet (1-3) of the lower shell (1), a piston seat (4) is arranged in an inner hole of the connector (3), a valve (5) is arranged in the piston seat (4), a piston (6) is movably arranged in the piston seat (4), the valve (5) can be opened or closed after the piston (6) moves, a piston spring (37) is arranged at the right end of the piston (6), a magnetic core (7) is connected to the left end of the piston (6), a small magnet (36) is arranged on the magnetic core (7), a coil framework (8) is arranged on the outer side of the connector (3), a coil (9) is wound on the coil framework (8), and the coil (9) is electrically connected with an electromagnetic switch; a coil shell (10) is arranged on the outer edge of the coil framework (8); a magnet chamber (11) is arranged between the coil framework (8) and the joint (3), a magnet ring (12) is arranged in the magnet chamber (11), and the magnet ring (12) can move back and forth along the excircle of the joint (3) in the magnet chamber (11); a screw hole (1-4) is further formed in the joint (3) close to the piston seat (4), a manual reset ventilation button is mounted on the screw hole (1-4) and comprises a button seat (29) fastened on the screw hole (1-4), a push rod (30) is arranged in the button seat (29), a button (31) is fixed at the upper end of the push rod (30), and a spring (32) is arranged on the push rod (30) at the lower end of the button (31); the push rod (30) can be pushed out downwards after the button (31) is pressed downwards, and the push rod (30) can be reset under the action of the spring (32) after the button (31) is released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116816980A (en) * | 2023-07-05 | 2023-09-29 | 宁波志清智控科技有限公司 | Pipeline gas self-closing valve and working method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116816980A (en) * | 2023-07-05 | 2023-09-29 | 宁波志清智控科技有限公司 | Pipeline gas self-closing valve and working method thereof |
| CN116816980B (en) * | 2023-07-05 | 2024-02-27 | 宁波志清智控科技有限公司 | Pipeline gas self-closing valve and working method thereof |
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