CN213575759U - Reverse protection intelligence gas self-closing valve - Google Patents
Reverse protection intelligence gas self-closing valve Download PDFInfo
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- CN213575759U CN213575759U CN202022513448.7U CN202022513448U CN213575759U CN 213575759 U CN213575759 U CN 213575759U CN 202022513448 U CN202022513448 U CN 202022513448U CN 213575759 U CN213575759 U CN 213575759U
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- closing
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- 230000006978 adaptation Effects 0.000 claims description 2
- KJLPSBMDOIVXSN-UHFFFAOYSA-N 4-[4-[2-[4-(3,4-dicarboxyphenoxy)phenyl]propan-2-yl]phenoxy]phthalic acid Chemical compound C=1C=C(OC=2C=C(C(C(O)=O)=CC=2)C(O)=O)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 KJLPSBMDOIVXSN-UHFFFAOYSA-N 0.000 claims 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a reverse protection intelligence gas self-closing valve, including the self-closing valve body, self-closing valve body both ends are provided with intake pipe and outlet duct respectively, be provided with in the intake pipe and overflow the subassembly, be provided with the solenoid valve down on the casing, be provided with the solenoid valve connecting rod in the solenoid valve, the solenoid valve connecting rod is close to the one end of outlet duct is provided with the sealed pad of solenoid valve, the sealed pad of solenoid valve set up in outlet channel's below. The utility model realizes the connection and interaction with the alarm or the intelligent gas meter through the electromagnetic principle without influencing the original function of the self-closing valve, and cuts off the gas through the electromagnetic valve controlled by the alarm or the intelligent gas meter; the utility model discloses an in-taking sets up and overflows the subassembly, can realize reverse closing, prevents that the running water from entering into in the gas pipeline, the security is higher.
Description
Technical Field
The utility model relates to a gas self-closing valve technical field especially relates to a reverse protection intelligence gas self-closing valve.
Background
The gas becomes the indispensable reliance in people's life, when bringing convenience for people's life, also can have some potential safety hazards, influences people's life and property safety at any time because of reasons such as superpressure, undervoltage, the overflowing of gas, along with the development of informatization and thing networking urgently need a gas valve that can be connected with the alarm or with the online of intelligent gas table. The gas self-closing valve for pipeline is installed on the pipeline of low-pressure gas system, and when the gas supply pressure of pipeline is under-pressure or over-pressure, it has no need of using electricity or other external power, and can be automatically closed and manually opened. Most of the existing valves are mechanical mechanisms, intelligent control cannot be achieved, and the existing valves cannot be connected and interacted with an alarm or an intelligent gas meter. The existing valve has the risk of wrong connection of a water pipe and a gas pipe of a gas water heater in the installation process of a user, tap water can easily enter a gas pipeline, large-area gas stop is caused, and gas safety accidents can be caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reverse protection intelligence gas self-closing valve to above-mentioned prior art not enough.
In order to solve the above problems, the utility model adopts the following technical proposal:
a reverse protection intelligent gas self-closing valve comprises a self-closing valve body, wherein the self-closing valve body comprises an upper shell and a lower shell, the upper shell and the lower shell are buckled to form a valve cavity, two ends of the self-closing valve body are respectively provided with an air inlet pipe and an air outlet pipe, the air inlet pipe is communicated with the valve cavity through an air inlet channel, and the air outlet pipe is communicated with the valve cavity through an air outlet channel;
the air inlet pipe is internally provided with a flow passage assembly, the flow passage assembly comprises a flow passage valve body arranged in the air inlet pipe and a flow passage sheet arranged in the flow passage valve body in a sliding manner, the front side and the rear side of the flow passage valve body are respectively provided with an air inlet valve port and an air outlet valve port, the flow passage sheet is arranged between the air inlet valve port and the air outlet valve port, a guide slide bar is arranged on the flow passage sheet, a guide hole is formed in the flow passage valve body, the guide slide bar is matched with the guide hole to slide, a spring is arranged in the flow passage valve body, one end of the spring is abutted against the inner wall of one side of the flow;
the lower shell is provided with an electromagnetic valve, an electromagnetic valve connecting rod is arranged in the electromagnetic valve, an electromagnetic valve sealing gasket is arranged at one end, close to the air outlet pipe, of the electromagnetic valve connecting rod, and the electromagnetic valve sealing gasket is arranged below the air outlet channel.
Further, the valve body overflows including setting up lid behind the current ware in the inlet duct, setting in the inlet duct and with the current ware protecgulum of lid looks adaptation behind the current ware, form the cavity behind the current ware between lid and the current ware protecgulum, the piece that overflows sets up in the cavity, cover behind the current ware and be provided with boss one, the spring housing is established on boss one, be provided with through-hole one on the boss one, be provided with through-hole two on the current ware protecgulum, the guiding hole is constituteed jointly to through-hole one and through-hole two, the direction slide bar sets up respectively in overflowing a both sides, 2 direction slide bars respectively with corresponding through-hole one and through-hole two sliding fit.
Furthermore, the inner wall of the air inlet pipe is provided with an annular clamping groove, a retaining ring is arranged in the annular clamping groove, one end of the front cover of the over-flow device is abutted to the rear cover of the over-flow device, and the other end of the front cover of the over-flow device is abutted to the retaining ring.
Further, a sliding block is arranged in the valve cavity, a valve rod is arranged in the air inlet channel in a sliding mode, a sealing gasket for opening or closing the air inlet channel is arranged at one end of the valve rod, and the other end of the valve rod is connected with the sliding block in a sliding mode; a lever is arranged on the valve rod, a slide way for the lever to slide is arranged on the sliding block, and the valve rod is connected with the sliding block in a sliding manner through the lever; a connecting rod is arranged in the valve cavity, the lower end of the connecting rod is connected with the sliding block, and a first lifting button is arranged at the upper end of the connecting rod after penetrating through the upper shell.
Furthermore, the lower end of the first lifting button extends into the upper shell, a limiting mechanism matched with the upper shell is arranged in the upper shell, the limiting mechanism is a clamp spring, a clamp spring groove is formed in the first lifting button, and the clamp spring is arranged in the clamp spring groove.
Furthermore, a membrane is arranged in the valve cavity, the membrane divides the valve cavity into an upper cavity and a lower cavity which are not communicated with each other, and the connecting rod penetrates through the membrane and is fixedly connected with the membrane.
Furthermore, a lifting button groove is formed in the top of the upper shell, the shape and the size of the lifting button groove are matched with those of the lifting button I, and the lifting button I is arranged in the lifting button groove in a sliding mode.
Furthermore, a second lifting button is integrally connected to the bottom of the electromagnetic valve connecting rod.
Further, still including setting up the gas alarm near gas pipeline, the solenoid valve outside is provided with the connecting wire, the connecting wire is connected with the gas alarm electricity.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the utility model discloses a set up the solenoid valve on the lower casing, design solenoid valve and self-closing valve into an organic whole structure, the solenoid valve is used for controlling the opening and closing of gas outlet channel, under the condition that does not influence the original function of self-closing valve, realize through the electromagnetism principle with the alarm or the connection interaction of intelligent gas table, thereby can realize cutting off the gas through alarm or intelligent gas table control solenoid valve;
the utility model discloses an in the intake pipe set up and flow over the subassembly, flow over the subassembly and include inlet valve port and outlet valve port, in two valve ports, wherein inlet valve port is used for normal overflowing and closes, and outlet valve port is used for realizing reverse closing, prevents that the running water from entering into in the gas pipeline, and the security is higher.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
fig. 2 is a schematic structural view of the inlet passage and the outlet passage when they are closed according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 is a schematic structural view of the inlet passage and the outlet passage when they are opened according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an overcurrent assembly according to an embodiment of the present invention in a reverse closing state;
fig. 6 is a schematic structural diagram of the overcurrent assembly in an overcurrent off state according to an embodiment of the present invention.
In the figure: 1. an upper housing; 2. a lower housing; 3. a valve cavity; 4. an air inlet pipe; 5. an air outlet pipe; 6. an air intake passage; 7. An air outlet channel; 8. an overflow valve body; 9. an overflow sheet; 10. an air inlet valve port; 11. an air outlet valve port; 12. A guide slide bar; 13. a spring; 14. an electromagnetic valve; 15. a connecting rod of the electromagnetic valve; 16. a sealing gasket of the electromagnetic valve; 17. a rear cover of the flow passing device; 18. a flow passing device front cover; 19. a first boss; 22. a retainer ring; 23. a slider; 24. a valve stem; 25. sealing gaskets; 26. a lever; 27. a slideway; 28. a connecting rod; 29. lifting the first button; 30. lifting the second button; 31. a connecting wire; 32. a clamp spring; 33. a skin membrane; 34. a knob groove.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-6, the present invention relates to a specific embodiment of a reverse protection intelligent gas self-closing valve, which comprises a self-closing valve body, wherein the self-closing valve body comprises an upper shell 1 and a lower shell 2, the upper shell 1 and the lower shell 2 are buckled to form a valve cavity 3, two ends of the self-closing valve body are respectively provided with an inlet pipe 4 and an outlet pipe 5, the inlet pipe 4 and the outlet pipe 5 are respectively communicated with a gas pipeline, the inlet pipe 4 is communicated with the valve cavity 3 through an inlet passage 6, and the outlet pipe 5 is communicated with the valve cavity 3 through an outlet passage 7;
the air inlet pipe 4 is internally provided with a flow passage assembly, the flow passage assembly comprises a flow passage valve body 8 arranged in the air inlet pipe 4 and a flow passage sheet 9 arranged in the flow passage valve body 8 in a sliding manner, the front side and the rear side of the flow passage valve body 8 are respectively provided with an air inlet valve port 10 and an air outlet valve port 11, the flow passage sheet 9 is arranged between the air inlet valve port 10 and the air outlet valve port 11, the flow passage sheet 9 is provided with a guide slide bar 12, the flow passage valve body 8 is provided with a guide hole, the guide slide bar 12 is matched with the guide hole to slide, the flow passage valve body 8 is internally provided with a spring 13, one end of the spring 13 is abutted against the inner wall of one side of the flow passage valve body 8;
the bottom of the lower shell 2 is provided with an electromagnetic valve 14, an electromagnetic valve connecting rod 15 is arranged in the electromagnetic valve 14, an electromagnetic valve sealing gasket 16 is arranged at one end, close to the air outlet pipe 5, of the electromagnetic valve connecting rod 15, and the electromagnetic valve sealing gasket 16 is arranged below the air outlet channel 7.
The utility model discloses a set up solenoid valve 14 on lower casing 2, design solenoid valve 14 and self-closing valve into an organic whole structure, realize the removal of solenoid valve connecting rod 15 through solenoid valve 14, drive solenoid valve sealing gasket 16 when solenoid valve connecting rod 15 removes, can control opening and closing of gas outlet channel 7, make the utility model discloses can realize and alarm or intelligent gas table connection and interaction through the electromagnetism principle under the condition that does not influence self-closing valve original function, thereby can realize cutting off the gas through alarm or intelligent gas table control;
the utility model discloses an in the intake pipe set up and flow over the subassembly, flow over the subassembly and include inlet valve port and outlet valve port, in two valve ports, wherein inlet valve port is used for normal overflowing and closes, and outlet valve port is used for realizing reverse closing, prevents that the running water from entering into in the gas pipeline, and the security is higher.
Further, the overflow valve body 8 comprises a rear overflow cover 17 arranged in the air inlet pipe 4, and a front overflow cover 18 arranged in the air inlet pipe 4 and matched with the rear overflow cover 17, a cavity is formed between the rear overflow cover 17 and the front overflow cover 18, the overflow sheet 9 is arranged in the cavity, a first boss 19 is arranged on the rear overflow cover 17, the first boss 19 is sleeved with a spring 13, a first through hole is arranged on the first boss 19, a second through hole is arranged on the front overflow cover 18, guide holes are formed by the first through hole and the second through hole, the guide slide bars 12 are respectively arranged on two sides of the overflow sheet 9, and 2 guide slide bars 12 are respectively in sliding fit with the first through hole and the second through hole.
Further, the inner wall of the air inlet pipe 4 is provided with an annular clamping groove, a retaining ring 22 is arranged in the annular clamping groove, one end of the front cover 18 of the flow passing device is abutted to the rear cover 17 of the flow passing device, and the other end of the front cover 18 of the flow passing device is abutted to the retaining ring 22.
The utility model discloses a 4 inner walls of intake pipe are provided with mounting groove, and the lid 17 sets up in mounting groove behind the current ware, and mounting groove plays limiting displacement to lid 17 behind the current ware, and 18 one ends of current ware protecgulum and 17 butts behind the current ware, the other end pass through retaining ring 22 spacing fixed, and lid 17 all installs with 4 inner wall interference fit of intake pipe with current ware protecgulum 18 behind the current ware.
Further, a sliding block 23 is arranged in the valve cavity 3, a valve rod 24 is arranged in the air inlet channel 6 in a sliding manner, a sealing gasket 25 for opening or closing the air inlet channel 6 is arranged at one end of the valve rod 24, and the other end of the valve rod 24 is connected with the sliding block 23 in a sliding manner; a lever 26 is arranged on the valve rod 24, a slide way 27 for the lever 26 to slide is arranged on the slide block 23, the slide way 27 is inclined with the vertical surface, and the valve rod 24 is connected with the slide block 23 in a sliding manner through the lever 26; a connecting rod 28 is arranged in the valve cavity 3, the lower end of the connecting rod 28 is connected with the sliding block 23, and a first lifting button 29 is arranged at the upper end of the connecting rod 28 after penetrating through the upper shell 1. The first lifting button is pulled to drive the connecting rod and the sliding block to move, so that the lever drives the valve rod and the slide way to move relatively.
Further, the lower end of the first lifting button 29 extends into the upper shell 1, the limiting mechanism is arranged in the upper shell 1 and matched with the upper shell 1, the limiting mechanism is a clamp spring 32, a clamp spring groove is formed in the first lifting button 29, the clamp spring 32 is arranged in the clamp spring groove, the first lifting button 29 is limited through the clamp spring 32, and the first lifting button 29 is prevented from falling off in the using process.
Further, a coating 33 is arranged in the valve cavity 3, the coating 33 divides the valve cavity 3 into an upper cavity chamber and a lower cavity chamber which are not communicated with each other, and the connecting rod 28 penetrates through the coating 33 and is fixedly connected with the coating 33. Through setting up involucra and solenoid valve sealed pad, guarantee that the gas tightness in the valve body is good, avoid gas leakage.
Furthermore, a lifting button groove 34 is formed in the top of the upper shell 1, the lifting button groove 34 is matched with the lifting button I29 in shape and size, the lifting button I29 is slidably arranged in the lifting button groove 34, and the lifting button I29 is guided, limited and protected by the arrangement of the lifting button groove 34.
Further, the bottom of the electromagnetic valve connecting rod 15 is integrally connected with a second lifting button 30, and the second lifting button 30 facilitates manual pulling of the electromagnetic valve connecting rod 15.
Further, still including setting up the gas alarm near the gas pipeline, the solenoid valve 14 outside is provided with connecting wire 31, connecting wire 31 is connected with the gas alarm electricity. When the gas alarm gives an alarm, an electric signal is transmitted to the electromagnetic valve 14, so that the electromagnetic valve works.
The utility model discloses a work flow does:
(1) correctly connecting the self-closing valve into a gas pipeline: after the gas pipeline is ventilated, the first lifting button 29 is lifted, the first lifting button 29 drives the connecting rod 28 to move upwards, and further drives the sliding block 23 to move upwards, so that the sliding block 23 and the lever 26 are relatively displaced, the valve rod 24 is pushed to move forwards, the sealing gasket 25 is driven to move, and the gas inlet channel 6 is opened; the lifting button II 30 is pulled down, the electromagnetic valve sealing gasket 16 is driven to move through the electromagnetic valve connecting rod 15, the air outlet channel 7 is opened, the connecting wire 31 is connected with the gas alarm, and the self-closing valve can be normally used;
(2) when the gas leaks, the gas alarm gives an alarm: the gas alarm supplies power to the electromagnetic valve 14, and under the action of the electromagnetic valve, the electromagnetic valve connecting rod 15 drives the electromagnetic valve sealing gasket 16 to move upwards, so that the gas outlet channel 7 is closed, the self-closing valve and the gas alarm are linked to close gas, and the intelligent control of the self-closing valve is realized;
(3) when the gas outlet flow exceeds a set value: the gas flow pushes the overflowing sheet 9 in the overflowing assembly to move towards the overflowing device rear cover 17, the spring 13 is compressed, the overflowing sheet 9 is attached to the gas outlet valve port 11, so that the air inflow is reduced, the air pressure in the valve cavity is reduced, at the moment, the connecting rod 28 drives the lifting button I29 to move downwards, the valve rod 24 drives the sealing gasket 25 to move backwards, the gas inlet channel 6 is closed, and the overflowing closing is realized;
(4) when the user connects the pipeline wrong for water gets into in the valve chamber 3 by outlet duct 5: water enters the air inlet pipe 4 from the valve cavity 3, the pressure action of the water pushes the overflowing sheet 9 to move towards the direction of the air inlet valve port 10 until the overflowing sheet 9 is attached to the air inlet valve port 10, so that the water cannot continuously flow, tap water is prevented from entering a gas pipeline, and reverse protection of the gas self-closing valve is realized.
The utility model discloses can also be applied to on the liquefied gas pipeline, use as liquefied gas pressure regulator. When the liquefied gas pressure regulator is used as a liquefied gas pressure regulator, the liquefied gas pressure regulator has the following functions:
when the liquefied gas pipeline leaks, the flow of the liquefied gas is increased, the overflowing assembly is started, the gas output is cut off, and the valve can be continuously used only after potential safety hazards need to be eliminated;
when liquefied gas is about to use up, the pressure in the steel cylinder is reduced, a stable combustion working condition cannot be maintained, and potential safety hazards can appear when gas is continuously used;
after the alarm monitors that the liquefied gas leaks, the electromagnetic valve can be started, the gas outlet channel is cut off, and the intelligent protection effect is achieved.
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 it; 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 technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (9)
1. The utility model provides a reverse protection intelligence gas self-closing valve, includes the self-closing valve body, the self-closing valve body includes casing (1) and casing (2) down, go up casing (1) and form valve pocket (3) after casing (2) lock down, its characterized in that: an air inlet pipe (4) and an air outlet pipe (5) are respectively arranged at two ends of the valve body of the self-closing valve, the air inlet pipe (4) is communicated with the valve cavity (3) through an air inlet channel (6), and the air outlet pipe (5) is communicated with the valve cavity (3) through an air outlet channel (7);
the air inlet pipe (4) is internally provided with an overflowing assembly, the overflowing assembly comprises an overflowing valve body (8) arranged in the air inlet pipe (4) and overflowing pieces (9) arranged in the overflowing valve body (8) in a sliding manner, the front side and the rear side of the overflowing valve body (8) are respectively provided with an air inlet valve port (10) and an air outlet valve port (11), the overflowing pieces (9) are arranged between the air inlet valve port (10) and the air outlet valve port (11), the overflowing pieces (9) are provided with guide slide bars (12), the overflowing valve body (8) is provided with guide holes, the guide slide bars (12) slide in a matching manner with the guide holes, a spring (13) is arranged in the overflowing valve body (8), one end of the spring (13) is abutted against the inner wall of one side of the overflowing valve body (8), and the other end of the spring (13) is abutted against the overflowing pieces (9);
be provided with solenoid valve (14) on lower casing (2), be provided with solenoid valve connecting rod (15) in solenoid valve (14), solenoid valve connecting rod (15) are close to the one end of outlet duct (5) is provided with the sealed pad of solenoid valve (16), the sealed pad of solenoid valve (16) set up in the below of outlet channel (7).
2. The intelligent gas self-closing valve with reverse protection function according to claim 1, characterized in that: overflowing valve body (8) including set up lid (17) behind the class ware in intake pipe (4), set up in intake pipe (4) and with class ware protecgulum (18) of class ware back lid (17) looks adaptation, form the cavity between class ware back lid (17) and class ware protecgulum (18) of crossing, cross class ware back lid (9) and set up in the cavity, be provided with boss (19) behind the class ware on lid (17), spring (13) cover is established on boss (19), be provided with through-hole one on boss (19), be provided with through-hole two on class ware protecgulum (18), through-hole one and through-hole two constitute the guiding hole jointly, direction slide bar (12) set up respectively in class ware (9) both sides, 2 direction slide bars (12) respectively with corresponding through-hole one and through-hole two sliding fit.
3. The intelligent gas self-closing valve with reverse protection function according to claim 2, characterized in that: the inner wall of the air inlet pipe (4) is provided with an annular clamping groove, a check ring (22) is arranged in the annular clamping groove, one end of a front cover (18) of the flow passing device is abutted against a rear cover (17) of the flow passing device, and the other end of the front cover (18) of the flow passing device is abutted against the check ring (22).
4. The intelligent gas self-closing valve with reverse protection function according to claim 1, characterized in that: a sliding block (23) is arranged in the valve cavity (3), a valve rod (24) is arranged in the air inlet channel (6) in a sliding mode, a sealing gasket (25) for opening or closing the air inlet channel (6) is arranged at one end of the valve rod (24), and the other end of the valve rod (24) is connected with the sliding block (23) in a sliding mode; a lever (26) is arranged on the valve rod (24), a slide way (27) for the lever (26) to slide is arranged on the slide block (23), and the valve rod (24) is connected with the slide block (23) in a sliding manner through the lever (26); a connecting rod (28) is arranged in the valve cavity (3), the lower end of the connecting rod (28) is connected with the sliding block (23), and a first lifting button (29) is arranged at the upper end of the connecting rod (28) after penetrating through the upper shell (1).
5. The intelligent gas self-closing valve with reverse protection function according to claim 4, wherein the intelligent gas self-closing valve is characterized in that: the lower end of the first lifting button (29) extends into the upper shell (1), a limiting mechanism matched with the upper shell (1) is arranged in the upper shell (1), the limiting mechanism is a clamp spring (32), a clamp spring groove is formed in the first lifting button (29), and the clamp spring (32) is arranged in the clamp spring groove.
6. The intelligent gas self-closing valve with reverse protection function according to claim 4, wherein the intelligent gas self-closing valve is characterized in that: a coating (33) is arranged in the valve cavity (3), the coating (33) divides the valve cavity (3) into an upper cavity and a lower cavity which are not communicated with each other, and the connecting rod (28) penetrates through the coating (33) and is fixedly connected with the coating (33).
7. The intelligent gas self-closing valve with reverse protection function according to claim 4, wherein the intelligent gas self-closing valve is characterized in that: the top of the upper shell (1) is provided with a lifting button groove (34), the shape and the size of the lifting button groove (34) are matched with the lifting button I (29), and the lifting button I (29) is arranged in the lifting button groove (34) in a sliding mode.
8. The intelligent gas self-closing valve with reverse protection function according to claim 1, characterized in that: and a second lifting button (30) is integrally connected and arranged at the bottom of the electromagnetic valve connecting rod (15).
9. The intelligent gas self-closing valve with reverse protection function according to claim 1, characterized in that: still including setting up the gas alarm near gas pipeline, solenoid valve (14) outside is provided with connecting wire (31), connecting wire (31) are connected with the gas alarm electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022513448.7U CN213575759U (en) | 2020-11-04 | 2020-11-04 | Reverse protection intelligence gas self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022513448.7U CN213575759U (en) | 2020-11-04 | 2020-11-04 | Reverse protection intelligence gas self-closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213575759U true CN213575759U (en) | 2021-06-29 |
Family
ID=76533207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022513448.7U Active CN213575759U (en) | 2020-11-04 | 2020-11-04 | Reverse protection intelligence gas self-closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213575759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819299A (en) * | 2021-10-12 | 2021-12-21 | 康赛特自动化集团有限公司 | Electromagnetic valve with alarm function based on Internet of things and alarm method thereof |
-
2020
- 2020-11-04 CN CN202022513448.7U patent/CN213575759U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819299A (en) * | 2021-10-12 | 2021-12-21 | 康赛特自动化集团有限公司 | Electromagnetic valve with alarm function based on Internet of things and alarm method thereof |
| CN113819299B (en) * | 2021-10-12 | 2024-02-20 | 康赛特自动化集团有限公司 | Electromagnetic valve based on Internet of things and having alarm function and alarm method thereof |
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Effective date of registration: 20220424 Address after: 315300 dalutou, Changhe Town, Changfeng Village, Cixi City, Ningbo City, Zhejiang Province Patentee after: Zhang Junfei Address before: 315300 Changhe Town Changfeng Village, Cixi City, Ningbo City, Zhejiang Province Patentee before: Cixi boteman Electric Appliance Co.,Ltd. |