CN114458824A - Gas cut-off valve with smell recognition function - Google Patents
Gas cut-off valve with smell recognition function Download PDFInfo
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- CN114458824A CN114458824A CN202210143021.3A CN202210143021A CN114458824A CN 114458824 A CN114458824 A CN 114458824A CN 202210143021 A CN202210143021 A CN 202210143021A CN 114458824 A CN114458824 A CN 114458824A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Safety Valves (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a gas cut-off valve with a smell recognition function, which comprises a valve body, wherein first connecting pipes are arranged at the left side and the right side of the valve body, an annular flange is arranged at the outer end position of each first connecting pipe, a control machine body is arranged at the upper end position of the valve body, a recognition machine body is arranged at the side surface position of the control machine body, a first connecting ring body and a second connecting ring body are arranged on the control machine body and positioned below the recognition machine body, and bottom support heads are arranged at the bottom positions of the first connecting ring body and the second connecting ring body. The invention relates to a gas stop valve with a smell recognition function, which belongs to the field of valves.
Description
Technical Field
The invention relates to the field of cut-off valves, in particular to a gas cut-off valve with an odor recognition function.
Background
With the progress of urbanization and intellectualization, the conveying pipeline plays an important role in the process, and although research shows that pipeline transportation is a safer transportation mode, the mode is not meant to be risk-free, so that the guarantee of the integrity and reliability of pipeline infrastructure becomes a key requirement. In gas pipeline transportation, the main danger is leakage, and the leakage occurring in any degree can cause great safety problems, so that a practical method for accurately positioning the leakage point and closing the valve at the first time is urgently needed to reduce the safety risk caused by the leakage and reduce the possible adverse effect caused by the leakage to the maximum extent.
Disclosure of Invention
The invention mainly aims to provide a gas cut-off valve with an odor identification function, which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the gas stop valve with the smell recognition function comprises a valve body, wherein first connecting pipes are arranged on the left side and the right side of the valve body, an annular flange is arranged at the outer end position of each first connecting pipe, a control body is arranged at the upper end position of the valve body, a recognition body is arranged at the side position of the control body, a first connecting ring body and a second connecting ring body are arranged on the control body below the recognition body, bottom supporting heads are arranged at the bottom positions of the first connecting ring body and the second connecting ring body, a bottom mounting head is arranged at the bottom end position of each bottom supporting head, side accommodating bodies are arranged at the side positions of the first connecting ring body and the second connecting ring body, side accommodating holes are formed in the side accommodating bodies, first movable rods are arranged in the side accommodating holes of the side accommodating bodies, and first rotating rods are arranged at the upper end positions of the first movable rods, the two ends of the first rotating rod are provided with first rotating pipes, the first rotating pipes are provided with first supporting rods, the first supporting rods are provided with side mounting plates, the side mounting plates are provided with exhaust fans, the annular flange is internally provided with arc-shaped mounting holes, the first connecting pipe is provided with a second mounting ring at the side position of the annular flange, the second mounting ring is provided with a side connecting plate, the side connecting plate is provided with a first mounting screw rod, the outer end of the side connecting plate is provided with an outer end mounting body, the outer end mounting body is internally provided with an outer end mounting hole, the outer end mounting hole is internally provided with an outer end movable rod, the outer end movable rod is provided with a bolt fixing plate, the outer end movable rod is provided with a first spring, and the first spring is positioned at the side position of the side connecting plate, and a second stop block is arranged at one end of the outer end movable rod, and the first spring is positioned between the side connecting plate and the second stop block.
Preferably, the two ends of the first connecting ring body are provided with T-shaped heads, the two ends of the second connecting ring body are provided with T-shaped clamping grooves, and the first connecting ring body is movably mounted through the T-shaped heads and the T-shaped clamping grooves of the second connecting ring body.
Preferably, the inner side position of the first connecting pipe is provided with a first supporting plate, the first supporting plate is provided with two first mounting holes, and the first connecting ring body and the second connecting ring body are movably mounted with the first mounting holes of the first supporting plate through a bottom mounting head below the bottom supporting head.
Preferably, the side surface storage body is provided with two screw holes, the two screw holes are communicated with the two side surface storage holes in the side surface storage body, and the screw holes of the side surface storage body are internally provided with first bolts.
Preferably, the first rotating pipe is located on two sides of the first rotating rod and located on the outer side of the first movable rod, first stop blocks are arranged at two ends of the first rotating rod and located on the outer side of the first rotating pipe, a screw hole is formed in the first rotating pipe, and a second bolt is arranged in the screw hole of the first rotating pipe.
Preferably, the number of the first support rods at the bottom of the side mounting plate is two, and the first support rods are fixedly mounted with the first rotating pipe through welding.
Preferably, the number of the first mounting screws is equal to the number of the arc mounting holes, the first mounting screws are fixedly mounted with the side connecting plate through welding, and the first mounting screws are movably mounted in the arc mounting holes of the annular flange.
Preferably, the outer end movable rods are located at the outer side of the annular flange, the number of the outer end movable rods is the same as the number of the arc-shaped mounting holes and the number of the first mounting screws, and the bolt fixing plate is also located at the outer side of the annular flange.
Preferably, the bolt fixing plate is provided with an outer end movable hole, and the bolt fixing plate is movably mounted with the first mounting screw through the outer end movable hole.
Compared with the prior art, the invention has the following beneficial effects:
through the arrangement of the exhaust fan and other structures, the first connecting ring body and the second connecting ring body can be movably installed through the T-shaped head and the T-shaped clamping groove, the first movable rod can be movably pulled, the first rotating pipe can be movably rotated, the position of the exhaust fan can be adjusted, the gas of the accessory can be conveniently and quickly pumped to the recognition machine body, the recognition machine body can be conveniently and quickly detected, the diffusion speed of the gas of the accessory can be accelerated through the structure, the concentration of the leaked gas can be conveniently and uniformly mixed, and false alarm can be prevented;
through the arrangement of the first mounting screw and other structures, the external flange is conveniently and quickly sleeved on the first mounting screw during mounting, so that the external flange is conveniently and quickly positioned, the hand-holding time of a user is reduced, and the labor is saved and the convenience is realized;
through the bolt fixing plate isotructure that sets up, accomplish the back at the installation, install bolt fixing plate to fixation nut's rear side position, block the nut structure, avoid the bolt to produce not hard up for mounting structure is more fixed.
Drawings
FIG. 1 is a schematic overall structure diagram of a gas shut-off valve with an odor recognition function according to the present invention;
FIG. 2 is a schematic structural diagram of a first support plate of the gas shut-off valve with odor recognition function according to the present invention;
FIG. 3 is a schematic structural diagram of a first connection ring body and a second connection ring body of the gas cut-off valve with the odor recognition function;
FIG. 4 is a schematic structural diagram of a first movable rod of the gas shut-off valve with the odor recognition function according to the present invention;
fig. 5 is a schematic structural diagram of a second mounting ring of the gas shut-off valve with the odor recognition function.
In the figure: 1. a valve body; 2. a first connecting pipe; 3. controlling the machine body; 4. identifying a machine body; 5. a first connecting ring body; 6. a second connecting ring body; 7. an annular flange; 8. an arc-shaped mounting hole; 9. a first support plate; 10. a first mounting hole; 11. a T-shaped head; 12. a T-shaped clamping groove; 13. a bottom support head; 14. a bottom mounting head; 15. a side receiving body; 16. a side receiving hole; 17. a first bolt; 18. a first movable bar; 19. a first rotating lever; 20. a first stopper; 21. a first rotation pipe; 22. a second bolt; 23. a first support bar; 24. a side mounting plate; 25. an exhaust fan; 26. a second mounting ring; 27. a side connecting plate; 28. a first mounting screw; 29. an outer end mounting body; 30. an outer end mounting hole; 31. an outer end movable rod; 32. a bolt fixing plate; 33. an outer end movable hole; 34. a first spring; 35. a second stop.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the gas shutoff valve with odor recognition function includes a valve body 1, a first connecting pipe 2 is disposed at left and right sides of the valve body 1, an annular flange 7 is disposed at an outer end of the first connecting pipe 2, a control body 3 is disposed at an upper end of the valve body 1, a recognition body 4 is disposed at a side position of the control body 3, a first connecting ring 5 and a second connecting ring 6 are disposed at a position below the recognition body 4 on the control body 3, a bottom support head 13 is disposed at bottom positions of the first connecting ring 5 and the second connecting ring 6, a bottom mounting head 14 is disposed at a bottom end position of the bottom support head 13, a side receiving body 15 is disposed at side positions of the first connecting ring 5 and the second connecting ring 6, a side receiving hole 16 is disposed in the side receiving body 15, a first movable rod 18 is disposed in the side receiving hole 16 of the side receiving body 15, a first rotating rod 19 is arranged at the upper end position of the first movable rod 18, first rotating pipes 21 are arranged at the two ends of the first rotating rod 19, a first supporting rod 23 is arranged on the first rotating pipe 21, a side mounting plate 24 is arranged on the first supporting rod 23, an exhaust fan 25 is arranged on the side mounting plate 24, an arc-shaped mounting hole 8 is arranged in the annular flange 7, a second mounting ring 26 is arranged at the side position of the annular flange 7 on the first connecting pipe 2, a side connecting plate 27 is arranged on the second mounting ring 26, a first mounting screw 28 is arranged on the side connecting plate 27, an outer end mounting body 29 is arranged at the outer end position of the side connecting plate 27, an outer end mounting hole 30 is arranged in the outer end mounting body 29, an outer end movable rod 31 is arranged in the outer end mounting hole 30, a bolt fixing plate 32 is arranged on the outer end movable rod 31, and a first spring 34 is arranged on the outer end movable rod 31, the first spring 34 is located at a side position of the side connecting plate 27, one end of the outer end movable rod 31 is provided with a second stopper 35, and the first spring 34 is located at a position between the side connecting plate 27 and the second stopper 35.
In the invention, the first connecting ring body 5 and the second connecting ring body 6 can be conveniently and rapidly installed and detached, the two ends of the first connecting ring body 5 are provided with the T-shaped heads 11, the two ends of the second connecting ring body 6 are provided with the T-shaped clamping grooves 12, and the first connecting ring body 5 is movably installed through the T-shaped heads 11 and the T-shaped clamping grooves 12 of the second connecting ring body 6.
In the invention, in order to support the first connecting ring body 5 and the second connecting ring body 6 from the side surface, so as to be convenient for fixedly installing the first connecting ring body 5 and the second connecting ring body 6, a first supporting plate 9 is arranged at the inner side position of the first connecting pipe 2, two first installing holes 10 are respectively arranged on the first supporting plate 9, and the first connecting ring body 5 and the second connecting ring body 6 are movably installed with the first installing holes 10 of the first supporting plate 9 through a bottom installing head 14 below a bottom supporting head 13.
In the present invention, in order to facilitate the movement of the first movable rod 18 and then pull the first movable rod 18 outward to fix the first movable rod 18, two screw holes are formed in the side surface receiving bodies 15, the two screw holes are communicated with two side surface receiving holes 16 formed in the side surface receiving bodies 15, and first bolts 17 are disposed in the screw holes of the side surface receiving bodies 15.
In the present invention, in order to facilitate the adjustment of the angle of the side mounting plate 24 at the upper position, so that the wind drawn by the exhaust fan 25 can contact the recognition device 4, the first rotation tube 21 is located at two sides of the first rotation tube 19 and at the outer side of the first movable rod 18, the first stoppers 20 are disposed at two ends of the first rotation tube 19, the first stoppers 20 are located at the outer side of the first rotation tube 21, the first rotation tube 21 is provided with a screw hole, and the first rotation tube 21 is provided with the second bolt 22 inside the screw hole.
In the present invention, in order to facilitate the support of the side mounting plate 24, the number of the first support rods 23 at the bottom position of the side mounting plate 24 is two, and is fixedly mounted to the first rotation pipe 21 by welding.
In the invention, in order to position the external flange, the number of the first mounting screws 28 is equal to the number of the arc-shaped mounting holes 8, the first mounting screws 28 are fixedly mounted with the side connecting plate 27 through welding, and the first mounting screws 28 are movably mounted in the arc-shaped mounting holes 8 of the annular flange 7.
In the present invention, in order to fix the nut from the outer position, the outer end movable rods 31 are located at the outer position of the annular flange 7, the number of the outer end movable rods 31 is the same as the number of the arc-shaped mounting holes 8 and the number of the first mounting screws 28, and the bolt fixing plate 32 is also located at the outer position of the annular flange 7.
In addition, an outer end movable hole 33 is formed in the bolt fixing plate 32, and the bolt fixing plate 32 is movably mounted to the first mounting screw 28 through the outer end movable hole 33, so that the bolt fixing plate 32 can be easily mounted to the first mounting screw 28.
It should be noted that the invention is a gas cut-off valve with odor recognition function, a recognition machine body 4 is internally provided with an odor sensor, a communication device, a buzzer, a GPS positioning device and a linkage device, the odor sensor recognizes leaked gas, the sensor can transmit signals to cloud service through communication means such as 4G/5G in the communication device, a cloud server receives the odor information and then judges, recognizes, compares and analyzes the odor information, for example, the actual concentration of the gas and the leaked gas is compared with the set concentration, after the concentration is compared, a set program is executed, the result is fed back to a terminal device, when the terminal device realizes the following function low concentration alarm according to the fed-back concentration result, the buzzer and an alarm lamp are started, meanwhile, the user is informed through modes such as app and short message, when the medium concentration alarm is given, when the buzzer and the alarm lamp are started, the buzzer and the alarm lamp are simultaneously used for informing a user through modes of App, short messages and the like, the buzzer and the alarm lamp are linked, the door is opened and ventilated, when high-concentration alarming is carried out, the buzzer and the alarm lamp are started, the user is simultaneously informed through modes of App, short messages and the like, the window is linked, the door is opened and ventilated, a gas valve is cut off, App serves as one end of the user and can receive information, the gas condition in home can be known in time, a leakage point is accurately positioned through GPS, peripheral cut-off valve equipment is rapidly locked, corresponding emergency treatment is carried out on risk evaluation, the first connecting ring body 5 and the second connecting ring body 6 are installed on the control machine body 3 through a T-shaped head 11 and a T-shaped clamping groove 12, a bottom installing head 14 at the bottom positions of the first connecting ring body 5 and the second connecting ring body 6 is clamped into a first installing hole 10 of a first supporting plate 9, so that the first connecting ring body 5 and the second connecting ring body 6 are fixedly installed, the side positions of the first connecting ring body 5 and the second connecting ring body 6 are provided with side receiving bodies 15, the first bolt 17 is screwed out, so that the first movable rod 18 is outwards pulled out, when the first movable rod 18 moves to a proper position, the first bolt 17 is screwed in again, so that the first movable rod 18 is fixed, then the second bolt 22 is screwed out, the first rotating pipe 21 is movably rotated, so that the side mounting plate 24 at the upper position can movably rotate, so that the exhaust fan 25 can face the recognition machine body 4, the gas at the outer position is quickly pulled to the accessories of the recognition machine body 4 through the exhaust fan 25, the gas is judged, the gas extracted by the exhaust fan 25 can also cool the recognition machine body 4, the over-high temperature of the recognition machine body 4 is avoided, meanwhile, the exhaust fan 25 continuously works, the gas of the accessories can be quickly exchanged and mixed, so that the gas is more uniformly diffused and mixed, to avoid false alarm, the first mounting screw 28 on the second mounting ring 26 is inserted into the arc-shaped mounting hole 8 of the annular flange 7, the mounting hole on the outer flange and the first mounting screw 28 are corresponded to each other, the outer flange is moved, so that the outer flange is mounted with the first mounting screw 28 through the mounting hole, thereby avoiding the user from continuously holding the outer flange by hand, so that the mounting is more labor-saving, the nut is mounted on the first mounting screw 28, the bolt fixing plate 32 is pulled outwards after the outer flange and the annular flange 7 are fixedly mounted with each other, the bolt fixing plate 32 is pushed sideways when the outer flange is mounted, so that the bolt fixing plate rotates outwards through the outer end mounting hole 30, the mounting of the outer flange is prevented from being blocked, after the mounting is completed, the bolt fixing plate 32 is pulled outwards, so that the outer end movable rod 31 on the bolt fixing plate 32 moves outwards, so that the first spring 34 is compressed by the moved second blocking block 35, make bolt fastening board 32 remove the outside position to the flange, rotate bolt fastening board 32 for bolt fastening board 32 aligns each other with outer end activity hole 33, thereby makes bolt fastening board 32 card on the nut, avoids the nut to take place to become flexible, makes outside flange fixed mounting.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. Gas trip valve with smell recognition function, its characterized in that: the valve comprises a valve body (1), wherein first connecting pipes (2) are arranged on the left side and the right side of the valve body (1), an annular flange (7) is arranged on the outer end of each first connecting pipe (2), a control body (3) is arranged on the upper end of the valve body (1), an identification body (4) is arranged on the side surface of the control body (3), a first connecting ring body (5) and a second connecting ring body (6) are arranged on the control body (3) below the identification body (4), bottom supporting heads (13) are arranged on the bottom positions of the first connecting ring body (5) and the second connecting ring body (6), a bottom mounting head (14) is arranged on the bottom end of each bottom supporting head (13), and side accommodating bodies (15) are arranged on the side surfaces of the first connecting ring body (5) and the second connecting ring body (6), the side face containing device is characterized in that a side face containing hole (16) is formed in the side face containing body (15), a first movable rod (18) is arranged in the side face containing hole (16) of the side face containing body (15), a first rotating rod (19) is arranged at the upper end position of the first movable rod (18), first rotating pipes (21) are arranged at the two ends of the first rotating rod (19), first supporting rods (23) are arranged on the first rotating pipes (21), a side face mounting plate (24) is arranged on the first supporting rods (23), an exhaust fan (25) is arranged on the side face mounting plate (24), arc-shaped mounting holes (8) are formed in the annular flange (7), a second mounting ring (26) is arranged at the side face position of the annular flange (7) on the first connecting pipe (2), and a side face connecting plate (27) is arranged on the second mounting ring (26), be provided with first installation screw rod (28) on side connecting plate (27), the outer end position of side connecting plate (27) is provided with outer end installation body (29), be provided with outer end mounting hole (30) in outer end installation body (29), be provided with outer end movable rod (31) in outer end mounting hole (30), be provided with bolt fastening board (32) on outer end movable rod (31), be provided with first spring (34) on outer end movable rod (31), first spring (34) are located the side position of side connecting plate (27), the one end of outer end movable rod (31) is provided with second dog (35), first spring (34) are located position between side connecting plate (27) and second dog (35).
2. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the two ends of the first connecting ring body (5) are provided with T-shaped heads (11), the two ends of the second connecting ring body (6) are provided with T-shaped clamping grooves (12), and the first connecting ring body (5) is movably mounted through the T-shaped heads (11) and the T-shaped clamping grooves (12) of the second connecting ring body (6).
3. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the inner side position of the first connecting pipe (2) is provided with a first supporting plate (9), the first supporting plate (9) is provided with two first mounting holes (10), and the first connecting ring body (5) and the second connecting ring body (6) are movably mounted with the first mounting holes (10) of the first supporting plate (9) through bottom mounting heads (14) below bottom supporting heads (13).
4. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the side storage body (15) is provided with two screw holes, the two screw holes are communicated with two side storage holes (16) in the side storage body (15), and a first bolt (17) is arranged in the screw hole of the side storage body (15).
5. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the utility model discloses a quick-witted, including first rotation pipe (21), first dog (20) and first rotation pipe (21) are provided with the screw, be provided with second bolt (22) in the screw of first rotation pipe (21), the both sides position that is located on first rotation pipe (19) on first rotation pipe (21), and be located the outside position of first movable rod (18), the both ends position of first rotation pipe (19) is provided with first dog (20), and first dog (20) are located the outside position of first rotation pipe (21), be provided with the screw on first rotation pipe (21).
6. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the number of the first supporting rods (23) at the bottom of the side mounting plate (24) is two, and the first supporting rods and the first rotating pipe (21) are fixedly mounted through welding.
7. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the number of the first mounting screws (28) is equal to that of the arc mounting holes (8), the first mounting screws (28) are fixedly mounted with the side connecting plates (27) through welding, and the first mounting screws (28) are movably mounted in the arc mounting holes (8) of the annular flange (7).
8. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: the outer end movable rods (31) are located at the outer side positions of the annular flanges (7), the number of the outer end movable rods (31) is the same as that of the arc-shaped mounting holes (8) and the first mounting screws (28), and the bolt fixing plates (32) are also located at the outer side positions of the annular flanges (7).
9. The gas shut-off valve with the odor recognition function according to claim 1, characterized in that: an outer end movable hole (33) is formed in the bolt fixing plate (32), and the bolt fixing plate (32) is movably mounted with the first mounting screw rod (28) through the outer end movable hole (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143021.3A CN114458824B (en) | 2022-02-16 | 2022-02-16 | Gas shut-off valve with smell recognition function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210143021.3A CN114458824B (en) | 2022-02-16 | 2022-02-16 | Gas shut-off valve with smell recognition function |
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| Publication Number | Publication Date |
|---|---|
| CN114458824A true CN114458824A (en) | 2022-05-10 |
| CN114458824B CN114458824B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210143021.3A Active CN114458824B (en) | 2022-02-16 | 2022-02-16 | Gas shut-off valve with smell recognition function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116519753A (en) * | 2023-06-28 | 2023-08-01 | 北京燕山时代仪表有限公司 | Gas concentration detection assembly of combustible gas alarm |
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| CN112268126A (en) * | 2020-10-22 | 2021-01-26 | 杨爱民 | Quick automatic cut-off valve for gas cylinder |
| CN112413159A (en) * | 2020-09-28 | 2021-02-26 | 品风燃气安全科技(广东)有限公司 | Gas safety valve with leakage-proof alarm function |
| US20210271270A1 (en) * | 2020-02-28 | 2021-09-02 | Michael Bafaro | Gas alarm and safety system and method |
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2022
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|---|---|---|---|---|
| JPH08121628A (en) * | 1994-10-24 | 1996-05-17 | Matsushita Electric Ind Co Ltd | Gas shut-off device |
| CN1453492A (en) * | 2002-04-24 | 2003-11-05 | 斯特凡诺·弗拉基亚 | Selector for selecting control head, especially control head work mode in constant temperature valve |
| CN207093852U (en) * | 2017-06-17 | 2018-03-13 | 浙江博欧卫浴科技有限公司 | A kind of tap |
| CN209084143U (en) * | 2018-11-23 | 2019-07-09 | 内蒙古新达科技股份有限公司 | One kind can monitor self-sealing energy-saving valve |
| CN110094576A (en) * | 2019-04-30 | 2019-08-06 | 北京国新建祥科技发展有限公司 | Flue motorized non-return valve |
| US20210271270A1 (en) * | 2020-02-28 | 2021-09-02 | Michael Bafaro | Gas alarm and safety system and method |
| WO2021232544A1 (en) * | 2020-05-22 | 2021-11-25 | 湖州贝德流体设备有限公司 | Asc semi-automatic switching system |
| CN112413159A (en) * | 2020-09-28 | 2021-02-26 | 品风燃气安全科技(广东)有限公司 | Gas safety valve with leakage-proof alarm function |
| CN112268126A (en) * | 2020-10-22 | 2021-01-26 | 杨爱民 | Quick automatic cut-off valve for gas cylinder |
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| CN116519753A (en) * | 2023-06-28 | 2023-08-01 | 北京燕山时代仪表有限公司 | Gas concentration detection assembly of combustible gas alarm |
| CN116519753B (en) * | 2023-06-28 | 2023-08-25 | 北京燕山时代仪表有限公司 | Gas concentration detection assembly of combustible gas alarm |
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