CN207437912U - A kind of natural gas valve with alarm function - Google Patents
A kind of natural gas valve with alarm function Download PDFInfo
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- CN207437912U CN207437912U CN201721359740.XU CN201721359740U CN207437912U CN 207437912 U CN207437912 U CN 207437912U CN 201721359740 U CN201721359740 U CN 201721359740U CN 207437912 U CN207437912 U CN 207437912U
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- valve
- tube body
- tracheae
- natural gas
- alarm
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Abstract
The utility model discloses a kind of natural gas valves with alarm function, including valve tube body and alarm device, the upper tube wall that valve rod sequentially passes through seal receptacle and valve tube body is fixedly connected with being placed in the spherical valve core of valve tubular body, valve tube body is fixed with alarm device in the middle part of bottom, alarm device is internally provided with buzzer siren and tracheae, the lower tube wall of valve tube body is run through at the both ends of tracheae, and it is equipped with air bag in the end of tracheae, the middle part of tracheae is equipped with sensitive probe, and one end of sensitive probe is in contact with the alarm contact of buzzer siren.The utility model is by air pressure principle, and when valve is revealed with natural gas line junction, the junction at both ends can generate certain pressure differential, trigger buzzer siren switch, the sharp alarm tone sent by buzzer siren switch, reminds people to overhaul in time, avoids the generation of tragedy in time.
Description
Technical field
The utility model is related to sealed valve technical fields, are specially a kind of natural gas valve with alarm function.
Background technology
Natural gas is a kind of environmental clean high-grade energy, hardly sulfur-bearing, dust and other harmful substances, and when burning produces
Raw carbon dioxide is less than other fossil fuels, causes greenhouse effects relatively low, thus can fundamentally improve environmental quality, meanwhile,
Natural gas is suitable with specific heat of combustion price compared with artificial coal gas, and natural gas is clean, and can extend kitchen range uses the longevity
Life is also beneficial to the expenditure that user reduces maintenance cost, and based on natural gas environmental protection and cheap characteristic, natural gas becomes our days
The often energy important in life, although natural gas is a kind of environmental clean high-grade energy, the leakage of natural gas is still not
It can ignore, an important component during valve is connected as natural gas line, the excellent scarce influence people of leakproofness at this
Life, traditional natural gas valve can not send alarm, people due to that can not take in time in time when there is natural gas leakage
Corresponding measure, breeds a tragedy, therefore we make this improvement, proposes a kind of natural gas valve with alarm function.
Utility model content
To solve conventional natural gas valve existing in the prior art when there is natural gas leakage, alarm can not be sent in time
The defects of, the utility model provides a kind of natural gas valve with alarm function.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of natural gas valve with alarm function of the utility model, including valve tube body and alarm device, the valve
The both ends of door tube body are equipped with sealing flange, and the sealing flange is tightly connected by fastening bolt and natural gas line；The valve
Door tube body is fixed with seal receptacle in the middle part of top, and the middle part of the seal receptacle is interted equipped with valve rod, and the bottom of the valve rod is passed through
The upper tube wall for wearing valve tube body is fixedly connected with being placed in the spherical valve core of valve tubular body, the top of the valve rod and turntable
Middle part is fixedly connected, and alarm device is fixed in the middle part of the valve tube body bottom, and the alarm device is internally provided with bee
Ring alarm and tracheae, and the lower tube wall of valve tube body is run through at the both ends of the tracheae, and is equipped with air bag in the end of tracheae, institute
The middle part for stating tracheae is equipped with sensitive probe, and one end of the sensitive probe is in contact with the alarm contact of buzzer siren.
Further, the air bag is tightly connected with tracheae, and the junction of the tracheae and valve tube body down tube wall is set
It is equipped with sealing ring.
Further, one end of the sealing flange is equipped with sealing rubber pad, and the section of the sealing rubber pad is L-type.
Further, the tube wall up and down of the spherical valve core and valve tube body is tightly connected.
Compared with prior art, the utility model has the advantages that：This kind of natural gas valve, it is former by air pressure
Reason, when valve is revealed with natural gas line junction, the junction at both ends can generate certain pressure differential, pass through pressure
Difference is opposite to the difference of the air sac pressing power in valve tube body, moves sensitive probe, is opened so as to trigger buzzer siren
It closes, the sharp alarm tone sent by buzzer siren switch reminds people to overhaul in time, avoids the generation of tragedy in time.
Description of the drawings
Fig. 1 is a kind of structure diagram of the natural gas valve with alarm function of the utility model.
In figure：1st, valve tube body；2nd, spherical valve core；3rd, alarm device；4th, sealing flange；5th, seal receptacle；6th, turntable；7th, valve
Bar；8th, fastening bolt；9th, air bag；10th, tracheae；11st, buzzer siren；12nd, sensitive probe；13rd, sealing rubber pad.
Specific embodiment
Technical means, creative features, achievable purpose and effectiveness to realize the utility model are easy to understand, below
With reference to specific embodiment, the utility model is expanded on further.
As shown in Figure 1, a kind of natural gas valve with alarm function, including valve tube body 1 and alarm device 3, valve
The both ends of tube body 1 are equipped with sealing flange 4, and sealing flange 4 is tightly connected by fastening bolt 8 and natural gas line；Valve tube body 1
Seal receptacle 5 is fixed in the middle part of top, the middle part of seal receptacle 5 is interted equipped with valve rod 7, and valve tube body 1 is run through in the bottom of valve rod 7
Upper tube wall be fixedly connected with the spherical valve core 2 being placed in inside valve tube body 1, the middle part of the top of valve rod 7 and turntable 6, which is fixed, to be connected
It connects, alarm device 3 is fixed in the middle part of 1 bottom of valve tube body, alarm device 3 is internally provided with buzzer siren 11 and tracheae
10, the lower tube wall of valve tube body 1 is run through at the both ends of tracheae 10, and is equipped with air bag 9 in the end of tracheae 10, is filled out inside air bag 9
Gas componant, the content all same filled, the middle part of tracheae 10 are equipped with sensitive probe 12, and one end and the buzzing of sensitive probe 12 are alarmed
The alarm contact of device 11 is in contact.
Wherein, air bag 9 is tightly connected with tracheae 10, and the junction of 1 time tube wall of tracheae 10 and valve tube body be provided with it is close
Seal, improves the leakproofness of valve tube body 1, while ensures that sensitive probe 12 is unaffected, improves the sensitivity of alarm device 3.
Wherein, one end of sealing flange 4 is equipped with sealing rubber pad 13, and the section of sealing rubber pad 13 is L-type, passes through sealing
Rubber pad 13 improves the sealing performance between sealing flange 4 and natural gas line, prevents the leakage of natural gas.
Wherein, spherical valve core 2 and the tube wall up and down of valve tube body 1 are tightly connected, and further enhance the close of valve tube body 1
Sealing property.
It should be noted that the utility model is a kind of natural gas valve with alarm function, specifically, passing through valve
Valve tube body 1 is docking together by the sealing flange 4 at 1 both ends of tube body with natural gas line, is tightened by fastening bolt 8,
During fastening bolt 8 pre-tightens, the spacing between sealing flange 4 and natural gas line is less and less, is clipped in sealing flange 4
Sealing rubber pad 13 between natural gas line, which is squeezed, generates certain deformation, eliminates sealing flange 4 and natural gas line
Between gap, improve the leakproofness of valve；Spherical valve core 2, spherical valve core 2 and valve are internally provided in valve tube body 1
The tube wall up and down of tube body 1 is that sealing is connected, and the top of spherical valve core 2 is with sequentially passing through 1 upper tube wall of seal receptacle 5 and valve tube body
Valve rod 7 be fixedly connected, the top of valve rod 7 is fixedly connected with the middle part of turntable 6, by turntable 6 control spherical valve core 2 in valve
The inner rotation of tube body 1, so as to the aperture of control valve；Alarm device 3, alarm device 3 are provided in the bottom of valve tube body 1
Inside be fixed with buzzer siren 11 and tracheae 10, the tube wall up and down of valve tube body 1, and gas are run through in the both ends of tracheae 10
The end part seal of pipe 10 is connected with air bag 9, the alarm contact of buzzer siren 11 and the sensitive probe being arranged among tracheae 10
12 are in contact, and the alarm contact of buzzer siren 11 is normally closed switch, under normal circumstances, sensitive probe 12 and alarm contact phase
Contact, alarm contact are closed, and buzzer siren 11 does not send out report of dealing with emergencies and dangerous situations, abnormal state（The junction of valve and natural gas line
It reveals）Under, the air pressure at 1 inside both ends of valve tube body can generate variation, reveal the one side air pressure of gas and reduce, so that gas
The pressure that capsule 9 receives generates variation, the larger one side of air pressure, and air bag 9, which is squeezed, generates deformation, and the gas inside air bag 9 is squeezed
It is pressed onto in tracheae 10, the sensitive probe 12 at 10 middle part of tracheae changes since the pressure of both sides generates, and sensitive probe 12 is made to occur partially
Turn, so that sensitive probe 12 is separated with the alarm contact of buzzer siren 11, normally closed switch is opened, and buzzer siren 11 opens
It is dynamic, it sends sharp buzzing and people is reminded to be overhauled in time.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of natural gas valve with alarm function, including valve tube body（1）And alarm device（3）, which is characterized in that institute
State valve tube body（1）Both ends be equipped with sealing flange（4）, the sealing flange（4）Pass through fastening bolt（8）With natural gas line
It is tightly connected；The valve tube body（1）Seal receptacle is fixed in the middle part of top（5）, the seal receptacle（5）Middle part intert and set
There is valve rod（7）, the valve rod（7）Bottom run through valve tube body（1）Upper tube wall and be placed in valve tube body（1）Internal spherical shape
Spool（2）It is fixedly connected, the valve rod（7）Top and turntable（6）Middle part be fixedly connected, the valve tube body（1）Bottom
Middle part be fixed with alarm device（3）, the alarm device（3）Be internally provided with buzzer siren（11）And tracheae（10）,
The tracheae（10）Both ends run through valve tube body（1）Lower tube wall, and in tracheae（10）End be equipped with air bag（9）, institute
State tracheae（10）Middle part be equipped with sensitive probe（12）, the sensitive probe（12）One end and buzzer siren（11）Alarm
Switch is in contact.
A kind of 2. natural gas valve with alarm function according to claim 1, which is characterized in that the air bag（9）
With tracheae（10）It is tightly connected, and the tracheae（10）With valve tube body（1）The junction of lower tube wall is provided with sealing ring.
A kind of 3. natural gas valve with alarm function according to claim 1, which is characterized in that the sealing flange
（4）One end be equipped with sealing rubber pad（13）, the sealing rubber pad（13）Section be L-type.
A kind of 4. natural gas valve with alarm function according to claim 1, which is characterized in that the spherical valve core
（2）With valve tube body（1）Tube wall up and down be tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359740.XU CN207437912U (en) | 2017-10-20 | 2017-10-20 | A kind of natural gas valve with alarm function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359740.XU CN207437912U (en) | 2017-10-20 | 2017-10-20 | A kind of natural gas valve with alarm function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207437912U true CN207437912U (en) | 2018-06-01 |
Family
ID=62293552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721359740.XU Active CN207437912U (en) | 2017-10-20 | 2017-10-20 | A kind of natural gas valve with alarm function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207437912U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707926A (en) * | 2018-12-28 | 2019-05-03 | 湖州师范学院 | A kind of automatic fore shaft Pipe couplings |
| CN109764179A (en) * | 2019-01-30 | 2019-05-17 | 关辉 | A kind of fuel gas plug valve |
| CN111779989A (en) * | 2020-05-29 | 2020-10-16 | 安徽汇新信息科技有限公司 | Computer network safety information reporting system |
-
2017
- 2017-10-20 CN CN201721359740.XU patent/CN207437912U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707926A (en) * | 2018-12-28 | 2019-05-03 | 湖州师范学院 | A kind of automatic fore shaft Pipe couplings |
| CN109707926B (en) * | 2018-12-28 | 2021-02-26 | 湖州师范学院 | Automatic fore shaft pipeline coupling mechanism |
| CN109764179A (en) * | 2019-01-30 | 2019-05-17 | 关辉 | A kind of fuel gas plug valve |
| CN111779989A (en) * | 2020-05-29 | 2020-10-16 | 安徽汇新信息科技有限公司 | Computer network safety information reporting system |
| CN111779989B (en) * | 2020-05-29 | 2022-03-01 | 安徽汇新信息科技有限公司 | Computer network safety information reporting system |
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