CN217977566U - Pipeline gas electronic self-closing valve and gas conveying system - Google Patents
Pipeline gas electronic self-closing valve and gas conveying system Download PDFInfo
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- CN217977566U CN217977566U CN202222242551.1U CN202222242551U CN217977566U CN 217977566 U CN217977566 U CN 217977566U CN 202222242551 U CN202222242551 U CN 202222242551U CN 217977566 U CN217977566 U CN 217977566U
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Abstract
The utility model provides a pipeline gas electron self-closing valve and gas conveying system relates to gas and carries technical field. The electronic self-closing valve for pipeline gas comprises a valve seat, a quick-closing valve, a valve cover assembly, a base, a differential pressure sensor, a controller and an upper cover; the valve seat is provided with an air inlet, an air outlet and a sealing opening, the quick-closing valve is installed in the valve seat, the valve cover assembly is sealed on the sealing opening, the base is installed on the valve cover assembly, the differential pressure sensor is arranged on the valve cover assembly, and the upper cover is covered on the base. The pressure difference between the inside and the outside of the valve seat is detected through the pressure difference sensor, the controller judges whether the pressure difference detected by the pressure difference sensor exceeds a standard, when the pressure difference detected by the pressure difference sensor exceeds the standard, the quick-closing valve closes the air outlet of the valve seat, and the controller can accurately judge whether the pressure difference detected by the pressure difference sensor exceeds the standard, so that the quick-closing valve can be accurately controlled to be closed, and the problem that the electronic self-closing valve of pipeline gas is closed mistakenly can be avoided.
Description
Technical Field
The utility model relates to a natural gas carries technical field, especially relates to a pipeline gas electron self-closing valve and gas conveying system.
Background
The pipeline gas self-closing valve is arranged on a pipeline of a low-pressure gas system, and can be automatically closed without electricity or other external power when the gas supply pressure in the pipeline is under-pressure or overpressure, so that gas leakage is prevented, and the safety when the conditions of gas stopping, abnormal gas supply, rubber tube falling and the like occur is ensured. When the gas pipeline is required to be reused, the gas pipeline self-closing valve is manually opened.
In the related technology, the pipeline gas self-closing valve comprises a valve seat, a shell, a handle, a transmission shaft, a magnet and a valve core; the shell comprises an upper shell and a lower shell, and a diaphragm is arranged between the upper shell and the lower shell; the diaphragm is provided with a through hole, one end of the upper shell, which is far away from the lower shell, is provided with a mounting hole, the handle is arranged in the mounting hole in a penetrating way, and the transmission shaft is arranged in the through hole and the handle in a penetrating way and can move along with the handle; the magnet and the valve core are both positioned in the lower shell, and the magnet is fixedly connected to one side of the valve core facing the transmission shaft; the lower shell is connected with the valve seat, the valve seat penetrates through the lower shell, and gas passing through the valve seat can be filled into the shell. When the gas supply pressure in the valve seat has overpressure, the gas pressure in the valve seat pushes the diaphragm to move upwards, the diaphragm drives the transmission shaft to move upwards, so that the transmission shaft is separated from the magnet, and the magnet drives the valve core to move downwards to close the pipeline gas self-closing valve; when the gas supply pressure in the pipeline is under-pressure, the gas pressure in the valve seat is smaller than the gravity of the valve core, the transmission shaft is connected with the magnet in an adsorption mode, and the valve core and the transmission shaft move downwards to close the pipeline gas self-closing valve.
However, the pipeline gas self-closing valve has the problem that the closing is mistaken in the using process.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pipeline gas electron self-closing valve and gas conveying system to solve pipeline gas self-closing valve in the use, can appear closing the problem that has the mistake.
On one hand, the utility model provides a pipeline gas electronic self-closing valve, which comprises a valve seat, a quick-closing valve, a valve cover component, a base, a differential pressure sensor, a controller and an upper cover;
the quick-closing valve is detachably mounted in the valve seat, the valve cover assembly is sealed on the sealing port, the base is detachably mounted on the valve cover assembly, the differential pressure sensor is arranged on the valve cover assembly, the upper cover is arranged on the base in a covering mode, and the controller is arranged on the upper cover;
the controller is respectively in communication connection with the quick-closing valve and the differential pressure sensor, the differential pressure sensor is used for detecting the pressure difference between the inside of the valve seat and the outside of the valve seat, the controller is used for judging whether the pressure difference detected by the differential pressure sensor exceeds a standard, and the quick-closing valve is used for closing the air outlet of the valve seat when the pressure difference detected by the differential pressure sensor exceeds the standard.
Optionally, the valve cover assembly comprises a first O-ring, a sealing ring and a valve cover; the sealing ring is arranged between the valve cover and the valve seat, and the sealing ring is sealed at the outer sides of the valve cover and the valve seat.
Optionally, still include terminal, nut and second O type circle, the valve gap is provided with first ladder hole, the terminal is worn to establish first ladder hole, the terminal has first end and second end, first end is located the valve gap orientation one side of disk seat, the binding post of first end with the cable of quick-closing valve is connected, the second end is located the valve gap deviates from one side of disk seat, the second end with nut threaded connection, the nut with the valve gap looks butt, the binding post of second end with controller communication connection, second O type circle sets up the terminal with between the valve gap.
Optionally, the valve further comprises a first bolt, a second bolt and a third O-ring, wherein the base is mounted on the valve cover through the first bolt;
the valve gap still is provided with second ladder hole, differential pressure sensor's one end stretches into in the second ladder hole, differential pressure sensor passes through the second bolt is installed on the valve gap, the base sets up differential pressure sensor with between the valve gap, third O type circle sets up differential pressure sensor with between the valve gap.
Optionally, the upper cover is connected with the base through a buckle.
Optionally, the valve seat further comprises an indicator light, the indicator light is mounted on the upper cover and is in communication connection with the controller, and the indicator light is used for indicating the pressure state in the valve seat.
Optionally, the quick-closing valve further comprises a control button, the control button is mounted on the upper cover and is in communication connection with the controller, and the control button is used for forcibly controlling the quick-closing valve to open the air outlet of the valve seat.
Optionally, the valve seat further comprises a wireless remote transmission module, the wireless remote transmission module is connected with the controller, the wireless remote transmission module is installed on the upper cover, and the wireless remote transmission module is used for uploading the pressure difference detected by the pressure difference sensor and the pressure state in the valve seat to a remote server.
Optionally, the vehicle-mounted air conditioner further comprises a battery, wherein the battery is mounted on the base and is respectively in power supply connection with the quick-closing valve, the differential pressure sensor and the controller.
On the other hand, the utility model provides a gas conveying system, including distal end server and gas pipeline, be provided with on the gas pipeline as above pipeline gas electron self-closing valve, pipeline gas electron self-closing valve with distal end server communication connection.
The utility model provides a pipeline gas electron self-closing valve and gas conveying system, detect the interior and the outer pressure differential of disk seat through pressure differential sensor, the controller judges whether the pressure differential that pressure differential sensor detected surpasses the standard, the pressure differential when pressure differential sensor detects surpasses the standard, the gas outlet that the disk seat was closed to the fast valve of closing, whether the pressure differential that can accurate judgement pressure differential sensor detected surpasses the standard through the controller, thereby can close of accurate control fast valve, and then can avoid pipeline gas electron self-closing valve to appear closing the problem that has the mistake.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of an electronic self-closing valve for pipeline gas according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the electronic self-closing valve for pipeline gas in FIG. 1;
FIG. 3 is an exploded view of the electronic self-closing valve for pipeline gas in FIG. 1;
FIG. 4 is a schematic diagram of the valve seat and quick-closing valve of FIG. 1;
FIG. 5 is a schematic diagram of the structure of the base valve assembly of the pipeline gas electronic self-closing valve in FIG. 1;
FIG. 6 is a cross-sectional schematic view of the base valve assembly of FIG. 5;
FIG. 7 is a schematic illustration of the construction of the base valve assembly and base;
FIG. 8 is a schematic diagram of the construction of the base valve assembly and differential pressure sensor;
FIG. 9 is a cross-sectional schematic view of the base valve assembly and differential pressure sensor of FIG. 8;
FIG. 10 is a schematic diagram of the construction of the base valve assembly, seat and differential pressure sensor.
Reference numerals are as follows:
10-a valve seat; 101-an air inlet;
102-an air outlet; 103-sealing the opening;
20-a quick-closing valve; 30-a valve cover assembly;
31-a first O-ring; 32-sealing ring;
33-a valve cover; 331-first stepped holes;
332-a first boss; 333-second step hole;
334-a second boss; 335-a third boss;
40-a base; 41-a first bolt;
50-differential pressure sensor; 51-a second bolt;
52-third O-ring; 60-a controller;
70-upper cover; 71-an indicator light;
72-control buttons; 73-a battery;
81-terminal post; 82-a nut;
83-second O-ring.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description above, references to descriptions of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
In the related technology, the pipeline gas self-closing valve comprises a valve seat, a shell, a handle, a transmission shaft, a magnet and a valve core; the shell comprises an upper shell and a lower shell, and a diaphragm is arranged between the upper shell and the lower shell; the diaphragm is provided with a through hole, one end of the upper shell, which is far away from the lower shell, is provided with a mounting hole, the handle is arranged in the mounting hole in a penetrating way, and the transmission shaft is arranged in the through hole and the handle in a penetrating way and can move along with the handle; the magnet and the valve core are both positioned in the lower shell, and the magnet is fixedly connected to one side of the valve core facing the transmission shaft; the lower shell is connected with the valve seat, the valve seat penetrates through the lower shell, and gas passing through the valve seat can be filled into the shell. When the gas supply pressure in the valve seat is overpressure, the gas pressure in the valve seat pushes the diaphragm to move upwards, the diaphragm drives the transmission shaft to move upwards, so that the transmission shaft is separated from the magnet, and the magnet drives the valve core to move downwards to close the pipeline gas self-closing valve; when the gas supply pressure in the pipeline is under-pressure, the gas pressure in the valve seat is smaller than the gravity of the valve core, the transmission shaft is connected with the magnet in an adsorption mode, and the valve core and the transmission shaft move downwards to close the pipeline gas self-closing valve. However, whether the pipeline gas self-closing valve is closed or not depends on the hardness of the diaphragm and the magnetic flux of the magnet. The hardness of the diaphragm changes along with the change of temperature and use length, and the magnetic flux of the magnet can only be in one range, so that the state judgment of the gas supply pressure in the valve seat is not accurate in the use process of the pipeline gas self-closing valve, and the problem of error closing can occur when the gas supply pressure in the pipeline is normal.
In order to solve the problem, the utility model provides a pipeline gas electron self-closing valve and gas conveying system, detect the interior and the outer pressure differential of disk seat through pressure differential sensor, whether the pressure differential that pressure differential sensor detected exceeds the standard of controller judgement pressure differential sensor, the pressure differential that detects when pressure differential sensor exceeds the standard, the gas outlet of disk seat is closed to the fast valve of closing, can accurately judge whether the pressure differential that pressure differential sensor detected exceeds the standard through the controller, thereby can close of accurate control fast valve, and then can avoid pipeline gas electron self-closing valve to appear closing the problem that has the mistake.
The following detailed description will be made on the electronic self-closing valve for pipeline gas and the gas delivery system provided by the embodiments of the present invention with reference to the specific embodiments.
Fig. 1 is a schematic structural view of an electronic self-closing valve for pipeline gas according to an embodiment of the present invention;
FIG. 2 is a schematic sectional view of the electronic self-closing valve for pipeline gas in FIG. 1; FIG. 3 is an exploded view of the electronic self-closing valve for pipeline gas in FIG. 1; fig. 4 is a schematic view of the valve seat and the quick-closing valve of fig. 1.
As shown in fig. 1 to 3, the embodiment of the present invention provides a pipeline gas electronic self-closing valve, which includes a valve seat 10, a quick-closing valve 20, a valve cover assembly 30, a base 40, a differential pressure sensor 50, a controller 60, and an upper cover 70.
Wherein the valve seat 10 is a metal member having a hollow passage. The valve seat 10 has an inlet port 101, an outlet port 102, and a sealing port 103. The gas inlet 101 and the gas outlet 102 of the valve seat 10 are used for connecting with a gas pipeline of a gas delivery system, and the sealing port 103 of the valve seat 10 is used for connecting with the valve cover assembly 30. The sealing port 103 is located in the middle of the valve seat 10, the inlet 101 is located to the left of the sealing port 103, and the outlet 102 is located to the right of the valve seat 10.
The quick-closing valve 20 is detachably mounted in the hollow passage of the valve seat 10 at a portion corresponding to the sealing port 103 of the valve seat 10. In some examples, as shown in fig. 4, the quick-closing valve 20 may be fixed with the valve seat 10 by bolts.
The quick-closing valve 20 may be a quick-closing valve that can be remotely controlled. In an alternative embodiment, the quick-closing valve 20 includes a valve body, a rotating electrical machine, a gear, a driving rod, a spring and a valve seal, the rotating electrical machine is fixed in the valve body, a motor shaft of the rotating electrical machine is fixed to the gear, the gear is engaged with the driving rod, one end of the driving rod extending out of the valve body is fixedly connected to the valve seal, the spring is sleeved on the driving rod, and the spring abuts between the valve body and the valve seal. When the motor shaft of the rotating motor rotates forwards, the motor shaft drives the gear to rotate, the gear drives the driving rod to move close to the air outlet 102, and the driving rod drives the valve seal to close the air outlet 102; when the motor shaft of the rotating motor rotates reversely, the motor shaft drives the gear to rotate, the gear drives the driving rod to move away from the air outlet 102, and the driving rod drives the valve seal to open the air outlet 102.
The valve cover assembly 30 seals on the sealing port 103. The bonnet assembly 30 seals the quick-closing valve 20 within the valve seat 10.
The base 40 is detachably mounted on the valve cover assembly 30, and the differential pressure sensor 50 is disposed on the valve cover assembly 30. The differential pressure sensor 50 is used to detect a pressure difference inside the valve seat 10 and outside the valve seat 10.
An upper cover 70 is disposed on the base 40, and a controller 60 is disposed on the upper cover 70, wherein the controller 60 is in communication with the quick-closing valve 20 and the differential pressure sensor 50, respectively. The upper cover 70 and the base 40 may be connected by a snap or a bolt, and is not specifically configured here.
The controller 60 may be a control circuit board, and the controller 60 is used to determine whether the pressure difference detected by the pressure difference sensor 50 exceeds a standard. The controller 60 stores a normal range value of the pressure difference between the inside of the valve seat 10 and the outside of the valve seat 10, and the normal range value is a criterion for determining whether the pressure difference detected by the pressure difference sensor 50 is normal.
The quick-closing valve 20 is used for closing the air outlet 102 of the valve seat 10 when the pressure difference detected by the differential pressure sensor 50 exceeds a standard.
In an alternative embodiment, the differential pressure sensor 50 detects a pressure difference between the gas inside the valve seat 10 and the gas outside the valve seat 10, the differential pressure sensor 50 sends the detected pressure difference to the controller 60, the controller 60 determines that the pressure difference detected by the differential pressure sensor 50 is within a normal range, the controller 60 sends a normal signal to the quick-closing valve 20, and the gas outlet 102 of the valve seat 10 is in an open state.
In another alternative embodiment, the differential pressure sensor 50 detects a pressure difference between the gas inside the valve seat 10 and the gas outside the valve seat 10, the differential pressure sensor 50 sends the detected pressure difference to the controller 60, the controller 60 determines that the pressure difference detected by the differential pressure sensor 50 is not within a normal range, the controller 60 sends an abnormal signal to the quick-closing valve 20, the quick-closing valve 20 closes the gas outlet 102 of the valve seat 10, and the gas outlet 102 of the valve seat 10 is in a closed state.
The embodiment of the utility model provides a pipeline gas electron self-closing valve can accurately judge whether the pressure differential that pressure differential sensor 50 detected surpasses the standard through controller 60 to can close of accurate control fast-closing valve 20, can avoid pipeline gas electron self-closing valve to appear closing the problem that has the mistake, and then can improve the security of pipeline gas electron self-closing valve.
FIG. 5 is a schematic structural diagram of a base valve assembly of the electronic self-closing valve for pipeline gas in FIG. 1; FIG. 6 is a cross-sectional schematic view of the base valve assembly of FIG. 5.
Alternatively, as shown in fig. 1 and 3, the valve cover assembly 30 includes a first O-ring 31, a sealing ring 32, and a valve cover 33; the valve cover 33 is disposed on the sealing opening 103, the first O-ring 31 is disposed between the valve cover 33 and the valve seat 10, and the sealing ring 32 is sealed outside the valve cover 33 and the valve seat 10.
Specifically, the valve seat 10 is provided with a groove for placing the first O-ring 31, and the first O-ring 31 is arranged between the valve cover 33 and the valve seat 10, so that the sealing performance between the valve cover 33 and the valve seat 10 can be improved.
The sealing ring 32 is arranged on the outer side of the joint of the valve cover 33 and the valve seat 10, the sealing ring 32 is pressed and sealed through a pressing and sealing die, so that the sealing ring 32 is deformed, the sealing ring 32 wraps the joint of the valve cover 33 and the valve seat 10, sealing between the valve cover 33 and the valve seat 10 can be formed, and sealing performance between the valve cover 33 and the valve seat 10 can be further improved.
Further, as shown in fig. 3, fig. 5 and fig. 6, the pipeline gas electronic self-closing valve further includes a terminal 81, a nut 82 and a second O-ring 83, the valve cover 33 is provided with a first stepped hole 331, the terminal 81 penetrates through the first stepped hole 331, the terminal 81 has a first end and a second end, the first end is located on one side of the valve cover 33 facing the valve seat 10, a connection terminal of the first end is connected with a cable of the quick-closing valve 20, the second end is located on one side of the valve cover 33 departing from the valve seat 10, the second end is in threaded connection with the nut 82, the nut 82 abuts against the valve cover 33, the connection terminal of the second end is in communication connection with the controller 60, and the second O-ring 83 is disposed between the terminal 81 and the valve cover 33.
Specifically, a side of the valve cover 33 facing away from the valve seat 10 is provided with a first boss 332, and the first stepped hole 331 penetrates through the first boss 332.
The second O-ring 83 is located at a step of the first stepped hole 331, and the sealing property between the terminal post 81 and the valve cap 33 can be ensured by the second O-ring 83.
The second end of the post 81 is provided with threads, and the threads of the second end are threadedly coupled to the nut 82 to secure the post 81 to the bonnet 33.
FIG. 7 is a schematic illustration of the construction of the base valve assembly and base; FIG. 8 is a schematic diagram of the construction of the base valve assembly and differential pressure sensor; FIG. 9 is a cross-sectional schematic view of the base valve assembly and differential pressure sensor of FIG. 8; FIG. 10 is a schematic diagram of the construction of the base valve assembly, seat and differential pressure sensor.
Optionally, as shown in fig. 7 to 10, the pipeline gas electronic self-closing valve further comprises a first bolt 41, a second bolt 51 and a third O-ring 52, and the base 40 is mounted on the valve cover 33 through the first bolt 41; the valve cover 33 is further provided with a second stepped hole 333, one end of the differential pressure sensor 50 extends into the second stepped hole 333, the differential pressure sensor 50 is mounted on the valve cover 33 by a second bolt 51, the base 40 is disposed between the differential pressure sensor 50 and the valve cover 33, and a third O-ring 52 is disposed between the differential pressure sensor 50 and the valve cover 33.
Specifically, a boss corresponding to the first boss 332 is disposed on a side of the base 40 away from the valve cover 33, a first through hole corresponding to the first stepped hole 331 is disposed on the boss of the base 40, and the connection terminal at the second end of the connection terminal 81 extends out of the first through hole on the boss of the base 40.
As shown in fig. 5 and 7, the boss of the base 40 and the first boss 332 of the cover 33 are fixedly coupled by the first bolt 41. Other positions of the base 40 may be fixedly connected to the valve cover 33 by the first bolt 41.
The valve cover 33 is further provided with a second boss 334 on a side away from the valve seat 10, and the second stepped hole 333 penetrates through the second boss 334. The valve cover 33 is further provided with a third boss 335 at a side facing away from the valve seat 10, the third boss 335 is provided with a threaded hole, and the third boss 335 is used for fixing the differential pressure sensor 50.
The base 40 is provided with a second through hole for the second boss 334 to pass through, and a third through hole for the third boss 335 to pass through.
As shown in fig. 8, the third boss 335 is fixedly connected to the differential pressure sensor 50 by the second bolt 51.
As shown in fig. 5, the base valve assembly is formed by the valve seat 10, the quick-closing valve 20, the bonnet assembly 30, the terminal post 81, the nut 82, and the second O-ring 83.
Optionally, as shown in fig. 1 and 3, the pipeline gas electronic self-closing valve further comprises an indicator lamp 71, the indicator lamp 71 is mounted on the upper cover 70, the indicator lamp 71 is in communication connection with the controller 60, and the indicator lamp 71 is used for indicating the pressure state in the valve seat 10. So configured, whether the pressure in the valve seat 10 is normal can be observed through the indicator lamp 71.
Specifically, the indicator lamp 71 may determine whether the pressure in the valve seat 10 is normal by a color change.
In an alternative embodiment, the indicator light 71 is turned on green when the pressure in the valve seat 10 is normal; the indicator lamp 71 is lighted in red when the pressure in the valve seat 10 is abnormal.
The differential pressure sensor 50 detects the pressure difference between the gas in the valve seat 10 and the gas outside the valve seat 10, the differential pressure sensor 50 sends the detected pressure difference to the controller 60, the controller 60 judges that the pressure difference detected by the differential pressure sensor 50 is not within a normal range, the controller 60 sends an abnormal signal to the quick-closing valve 20 and the indicator lamp 71, the indicator lamp 71 is changed from a green light state to a red light state, the quick-closing valve 20 closes the gas outlet 102 of the valve seat 10, and the gas outlet 102 of the valve seat 10 is in a closed state.
Optionally, as shown in fig. 1 and 3, the pipeline gas electronic self-closing valve further comprises a control button 72, the control button 72 is mounted on the upper cover 70, the control button 72 is in communication connection with the controller 60, and the control button 72 is used for forcibly controlling the quick-closing valve 20 to open the air outlet 102 of the valve seat 10. So configured, after the pressure in the valve seat 10 is recovered from the abnormal condition for a period of time, the control button 72 can be pressed for a long time to forcibly control the quick-closing valve 20 to open the air outlet 102 of the valve seat 10.
Optionally, the pipeline gas electronic self-closing valve further comprises a wireless remote transmission module, the wireless remote transmission module is connected with the controller 60, the wireless remote transmission module is installed on the upper cover 70, and the wireless remote transmission module is used for uploading the pressure difference detected by the pressure difference sensor 50 and the pressure state in the valve seat 10 to a remote server. So arranged, whether the pressure in the valve seat 10 is normal can be remotely observed.
The wireless remote transmission module can also upload the state of the air outlet 102 to a remote server.
The remote server may remotely control the quick-closing valve 20 to open the outlet 102 of the valve seat 10 after the pressure in the valve seat 10 is restored to normal from the abnormality for a certain period of time.
Optionally, the pipeline gas electronic self-closing valve further comprises a battery 73, the battery 73 is mounted on the base 40, and the battery 73 is electrically connected with the quick-closing valve 20, the differential pressure sensor 50 and the controller 60 respectively. So set up, can be so that pipeline gas electron self-closing valve need not be connected with external power source to can make pipeline gas electron self-closing valve convenient to use.
The embodiment of the utility model provides a still provide a gas conveying system, including distal end server and gas pipeline, be provided with pipeline gas electron self-closing valve on the gas pipeline, pipeline gas electron self-closing valve and distal end server communication connection.
The electronic pipeline gas self-closing valve in this embodiment has the same structure as the electronic pipeline gas self-closing valve provided in any of the above embodiments, and can bring about the same or similar technical effects, and therefore, the detailed description is omitted here, and specific reference may be made to the description of the above embodiments.
In this embodiment, the gas pipeline may be, for example, a user's service pipeline, and each user's service pipeline may be provided with a pipeline gas self-closing valve. Data intercommunication can be realized between the pipeline gas self-closing valve and the remote server in an NB-IoT communication mode, so that a worker can master the state of the pipeline gas self-closing valve of each user through the remote server, the internal pressure state of the gas pipeline of each user can be known, and the work efficiency can be improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (10)
1. The electronic self-closing valve for the pipeline gas is characterized by comprising a valve seat, a quick-closing valve, a valve cover assembly, a base, a differential pressure sensor, a controller and an upper cover;
the quick-closing valve is detachably mounted in the valve seat, the valve cover assembly is sealed on the sealing port, the base is detachably mounted on the valve cover assembly, the differential pressure sensor is arranged on the valve cover assembly, the upper cover is arranged on the base in a covering mode, and the controller is arranged on the upper cover;
the controller is respectively in communication connection with the quick-closing valve and the differential pressure sensor, the differential pressure sensor is used for detecting the pressure difference between the inside of the valve seat and the outside of the valve seat, the controller is used for judging whether the pressure difference detected by the differential pressure sensor exceeds a standard or not, and the quick-closing valve is used for closing the air outlet of the valve seat when the pressure difference detected by the differential pressure sensor exceeds the standard.
2. The pipeline gas electronic self-closing valve according to claim 1, wherein the valve cover assembly comprises a first O-ring, a sealing ring and a valve cover; the valve cover is arranged on the sealing opening in a covering mode, the first O-shaped ring is arranged between the valve cover and the valve seat, and the sealing ring is sealed on the outer sides of the valve cover and the valve seat.
3. The electronic self-closing valve for pipeline gas as recited in claim 2, further comprising a binding post, a nut and a second O-ring, wherein the valve cover is provided with a first stepped hole, the binding post is inserted into the first stepped hole, the binding post has a first end and a second end, the first end is located on one side of the valve cover facing the valve seat, a connection terminal of the first end is connected with a cable of the quick-closing valve, the second end is located on one side of the valve cover facing away from the valve seat, the second end is in threaded connection with the nut, the nut abuts against the valve cover, the connection terminal of the second end is in communication connection with the controller, and the second O-ring is arranged between the binding post and the valve cover.
4. The pipeline gas electronic self-closing valve according to claim 3, further comprising a first bolt, a second bolt and a third O-ring, wherein the base is mounted on the valve cover through the first bolt;
the valve gap still is provided with second ladder hole, differential pressure sensor's one end stretches into in the second ladder hole, differential pressure sensor passes through the second bolt is installed on the valve gap, the base sets up differential pressure sensor with between the valve gap, third O type circle sets up differential pressure sensor with between the valve gap.
5. The pipeline gas electronic self-closing valve according to any one of claims 1 to 4, wherein the upper cover is connected with the base through a buckle.
6. The pipeline gas electronic self-closing valve according to claim 5, further comprising an indicator light mounted on the upper cover, the indicator light being in communication with the controller, the indicator light being used to indicate a pressure state in the valve seat.
7. The electronic self-closing valve for pipeline gas as recited in claim 5, further comprising a control button, wherein the control button is mounted on the upper cover, the control button is in communication connection with the controller, and the control button is used for forcibly controlling the quick-closing valve to open the gas outlet of the valve seat.
8. The electronic pipeline gas self-closing valve according to claim 5, further comprising a wireless remote transmission module, wherein the wireless remote transmission module is connected with the controller, the wireless remote transmission module is installed on the upper cover, and the wireless remote transmission module is used for uploading the pressure difference detected by the pressure difference sensor and the pressure state in the valve seat to a remote server.
9. The electronic pipeline gas self-closing valve according to claim 5, further comprising a battery, wherein the battery is mounted on the base, and the battery is in power supply connection with the quick-closing valve, the differential pressure sensor and the controller respectively.
10. A gas conveying system, characterized by comprising a far-end server and a gas pipeline, wherein the gas pipeline is provided with the pipeline gas electronic self-closing valve as claimed in any one of claims 1 to 9, and the pipeline gas electronic self-closing valve is in communication connection with the far-end server.
Priority Applications (1)
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| CN117307781A (en) * | 2023-11-29 | 2023-12-29 | 常州市潞城燃气设备股份有限公司 | Remote gas pressure regulator and pressure regulating method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117307781A (en) * | 2023-11-29 | 2023-12-29 | 常州市潞城燃气设备股份有限公司 | Remote gas pressure regulator and pressure regulating method thereof |
| CN117307781B (en) * | 2023-11-29 | 2024-02-20 | 常州市潞城燃气设备股份有限公司 | Remote gas pressure regulator and pressure regulating method thereof |
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