CN203585480U - Self-closing gas valve having micro-leakage detection function - Google Patents
Self-closing gas valve having micro-leakage detection function Download PDFInfo
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- CN203585480U CN203585480U CN201320521615.XU CN201320521615U CN203585480U CN 203585480 U CN203585480 U CN 203585480U CN 201320521615 U CN201320521615 U CN 201320521615U CN 203585480 U CN203585480 U CN 203585480U
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Abstract
The utility model discloses a self-closing gas valve having a micro-leakage detection function. The self-closing gas valve comprises a self-closing valve body and further comprises a micro-leakage detection and control unit used for conducting the stop-go control of gas passing through the self-closing valve body. The self-closing gas valve is simple in structure, good in use effect, high in practical value, and convenient to use and operate, and also is safe and reliable. At the same time, the self-closing gas valve has the micro-leakage detection function, and the micro-leakage detection is simple in method, good in effect, and convenient to realize.
Description
Technical field
The utility model belongs to pipeline gas valve technical field, especially relates to a kind of gas self-closing valve with micro-undetected brake.
Background technique
In daily life, while using Household gas pipeline, there are some security hidden troubles.People need close main gas valve door because often going out, or suddenly, have no progeny and forget throttle down because of carelessness when Household gas pipeline air feed, and after pipeline recovery air feed, combustion gas just can be released in a large number and fill the air in indoor, both caused source of the gas waste, and also easily caused gas poisoning or cause the accidents such as fire, blast.In addition, in the air feed process of equipment, due to reasons such as voltage-regulating system break down, in occurring sometimes, the pressure of pressure pipe net enters user and makes gaseous-pressure severe overweight.Add because of long-term and use rubber hose aging fracture the very easily that connects gas range, also easily cause combustion gas to leak and bring very large danger to user.Thereby, in actual using process, can there is superpressure, under-voltage, the micro-leakage of flexible pipe at Household pipe gas, flexible pipe comes off and the gas self-closing valve of automatically closing in time during gas leakage is most important, it is one of vitals indispensable on Household gas pipeline.But existing gas self-closing valve does not all possess micro-undetected brake, thereby the potential safety hazard that in actual using process, gas pipeline exists is larger.
Model utility content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of gas self-closing valve with micro-undetected brake is provided, it is simple in structure, use easy to operate, safe and reliable and using effect is good, use value is high, possess micro-undetected brake, and micro-leakage detecting method is simple, realization is convenient and detect effective simultaneously.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of gas self-closing valve with micro-undetected brake, comprise self closing stop valve valve body, it is characterized in that: also comprise for carry out micro-leakage detection control unit of break-make control to passing into the combustion gas of described self closing stop valve valve body.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described micro-undetected observing and controlling cellular installation processed on suction port, and the admission line that joins of suction port on or the joint between described admission line and suction port.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described micro-leakage detection control unit is block valve.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described block valve is gate valve, stop valve, stopcock, ball valve, butterfly valve or membrane valve.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described block valve is manually operated valve or mortor operated valve.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described suction port is air inlet connections, and described micro-undetected observing and controlling cellular installation processed is in air inlet connections.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described micro-leakage detection control unit and described air inlet connections processing and fabricating are integrated.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, is characterized in that: described air inlet connections and described self closing stop valve valve body processing and fabricating are integrated.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, it is characterized in that: also comprise valve switch detection unit that the on off state of described self closing stop valve valve body is detected, the controlling alarm unit joining with described valve switch detection unit and the alarm unit of being controlled by described controlling alarm unit, described valve switch detection unit and described alarm unit all join with described controlling alarm unit.
Above-mentioned a kind of gas self-closing valve with micro-undetected brake, it is characterized in that: described self closing stop valve valve body comprises the valve body being comprised of valve gap and the valve seat make-up that has suction port and air outlet, in described self closing stop valve valve body, corrugated rubber film is installed, the inner chamber of described self closing stop valve valve body is divided into upper and lower two cavitys to described corrugated rubber film and upper and lower two cavitys are respectively uuper valve chamber and lower valve chamber, the hand torsion bar lower end of being inserted in described uuper valve chamber by the valve gap middle part valve cover hole of opening is fixedly connected with corrugated rubber film, in described lower valve chamber, be provided with the valve opening closing assembly that suction port is opened or closed.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design, appearance design is elegant in appearance and install and use easy.
2, input cost is lower, only need on the basis of existing gas self-closing valve, be provided with a micro-leakage detection control unit of carrying out break-make control to passing into the combustion gas of self closing stop valve valve body, also can omit the hand control valve of installing on existing gas self-closing valve air gate simultaneously, by micro-leakage detection control unit, can open or closing control gas pipeline, play the effect of institute's installation hand control valve on existing gas self-closing valve air gate, and safety and reliability.
3, use easy and simple to handle and using effect good, use value is high, can not cause any harmful effect to the usability of existing gas self-closing valve, self closing stop valve valve body can automatically be closed when pipeline gas appearance of abnormal pressure, guarantee the safe handling of Household gas pipeline, and reduced by a transition bend, corresponding reduced one gas leakage point, simultaneously, there is micro-undetected brake, and micro-leakage detecting method is simple, realize convenient and detect effective, in the time need whether there is micro-leakage situation to the connecting tube between gas self-closing valve body and gas range, only need be in normal ventilation process, first close gas range, by micro-leakage detection control unit, the combustion gas that passes into self closing stop valve valve body is blocked again, observe afterwards the on off state of self closing stop valve valve body, just can judge on the connecting tube between described gas self-closing valve body and gas range and whether have micro-leak source, and also can judge the size of micro-leakage quantity in the unit time.In addition, it should be noted that, adopt the utility model can be easy, fast and accurately existing aperture size leakage point on connecting tube between gas self-closing valve body and gas range is detected, this is the function that existing gas self-closing valve does not all possess.Easy and simple to handle for using, the utility model is also provided with valve switch detection unit, control unit and alarm unit, can realize automatic detection and the warning of valve switch state.
In sum, the utility model is simple in structure, use easy to operate, safe and reliable and using effect is good, use value is high, possesses micro-undetected brake simultaneously, and micro-leakage detecting method simple, realize convenient and detect effective.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is internal structure schematic diagram of the present utility model.
Description of reference numerals:
1-suction port; 2-suction port plug; 3-boss;
4-valve gap; 5-air outlet; 6-valve seat;
7-corrugated rubber film; 8-hand torsion bar; 9-manual angle valve;
10-spiracle; 11-permanent magnet; 12-spacing armature;
13-upper armature; 14-compressing tablet; 15-master control bar;
16-location blocked shot; 17-limit dais; 18-slanted channel;
19-spring.
Embodiment
As shown in Figure 1 and Figure 2, the utility model comprises self closing stop valve valve body, also comprises for carry out micro-leakage detection control unit of break-make control to passing into the combustion gas of described self closing stop valve valve body.
During as installed, described micro-undetected observing and controlling cellular installation processed on suction port 1, and the admission line that joins of suction port 1 on or the joint between described admission line and suction port 1.
In the present embodiment, described suction port 1 is air inlet connections, and described micro-undetected observing and controlling cellular installation processed is in air inlet connections.
During actual use, can according to specific needs, the mounting point of described micro-leakage detection control unit be adjusted accordingly.
In the present embodiment, described micro-leakage detection control unit and described air inlet connections processing and fabricating are integrated.During actual processing and fabricating, between described micro-leakage detection control unit and described air inlet connections, also can adopt movable connection method to connect as one.
In the present embodiment, described air inlet connections and described self closing stop valve valve body processing and fabricating are integrated.
The Placements such as during actual processing and fabricating, described air inlet connections also can adopt with described self closing stop valve valve body and be threaded, buckle closely connect as one.
In the present embodiment, described micro-leakage detection control unit is block valve.During actual use, described micro-undetected measurement unit also can adopt other closeouts.
During actual use, described block valve is gate valve, stop valve, stopcock, ball valve, butterfly valve or membrane valve.And described block valve is manually operated valve or mortor operated valve.
In the present embodiment, described block valve is manual angle valve 9.During actual use, described block valve also can adopt the block valve of other type.
In conjunction with Fig. 2, in the present embodiment, described self closing stop valve valve body comprises the valve body being comprised of valve gap 4 and valve seat 6 make-ups that have suction port 1 and air outlet 5, in described self closing stop valve valve body, corrugated rubber film 7 is installed, the inner chamber of described self closing stop valve valve body is divided into upper and lower two cavitys to described corrugated rubber film 7 and upper and lower two cavitys are respectively uuper valve chamber and lower valve chamber, hand torsion bar 8 lower ends of being inserted in described uuper valve chamber by valve gap 4 valve cover holes that open at middle part are fixedly connected with corrugated rubber film 7, are provided with the valve opening closing assembly that suction port 1 is opened or closed in described lower valve chamber.
Actually add man-hour, the two ends, left and right of described valve seat 6 have suction port 1 and air outlet 5, and the give vent to anger rubber hose of interface and gas range of the Pagoda-shaped that 5 outer ends, described air outlet arrange is joined, and during actual use, described air outlet 5 is circumscribed with manual block valve.In the present embodiment, described admission line and internal gas pipe.On described valve gap 4, be also provided with two spiracles 10, and two spiracles 10 are symmetrical set.
Described valve opening closing assembly comprises driving mechanism, suction port closeouts for open and close suction port 1, be fixedly mounted on the permanent magnet 11 of described driving mechanism upper end, be installed on middle part in described lower valve chamber and be positioned at the spacing armature 12 under permanent magnet 11 and be positioned at the upper armature 13 directly over permanent magnet 11, upper armature 13 is fixed on corrugated rubber film 7 and it is fixedly connected with the lower end of hand torsion bar 8, the upper end of described driving mechanism is passed from spacing armature 12 middle parts and spacing armature 12 middle part correspondences have the through hole passing for described driving mechanism upper end, described suction port closeouts is arranged on described driving mechanism lower end.Described upper armature 13, permanent magnet 11 and spacing armature 12 match, and described driving mechanism drives described suction port closeouts that suction port 1 is opened or closed under the mating reaction of upper armature 13, permanent magnet 11 and spacing armature 12.
In the present embodiment, described hand torsion bar 10 is made as one with the upper armature 13 of its lower end, corrugated rubber film 7 is fixed on upper armature 13 tops by nut, and upper armature 13 is positioned at corrugated rubber film 7 belows, and is lined with compressing tablet 14 between corrugated rubber film 7 and described nut.Meanwhile, hand torsion bar 8 upper ends are also provided with and carry button.Described driving mechanism comprises the master control bar 15 that is laid in described lower valve chamber and can moves up and down and the location blocked shot 16 moving left and right, valve seat 6 bottom correspondences are provided with the depressed part moving up and down for master control bar 15, and the left and right sides of described depressed part is provided with limit dais 17.
In the present embodiment, described spacing armature 12 is the armature of cross section convex shape, and spacing armature 12 is arranged on described limit dais 17 by screw.
In the present embodiment, slanted channel 18 for be arranged on master control bar 15 middle parts open be tilted to passage, spacing armature 12 middle parts have the master control bar mounting hole passing for master control bar 15 tops.Described suction port closeouts is the suction port plug 2 that is laid in location blocked shot 16 front ends.During actual use, described suction port closeouts also can adopt other closeouts such as shrouding.Blocked shot 16 rear portions, described location are provided with the boss 3 matching with slanted channel 18, and described suction port plug 2 is for being arranged on the hemisphere type rubber plug of blocked shot 16 ends, location.Described permanent magnet 11 is laid in master control bar 15 upper ends, and master control bar 15 tops are provided with slanted channel 18 through spacing armature 12 and its middle part, and the lower end of master control bar 15 is provided with the spring 19 of reset use.Described slanted channel 18 for the oblique groove that matches with boss 3 or open be tilted to passage.In addition, also can, according to the concrete needs of reality, on blocked shot 16 right sides, location, the air outlet plug that shutoff is carried out in air outlet 5 be installed.
Thereby in the present embodiment, described driving mechanism is comprised of master control bar 15 and location blocked shot 16.In actual using process, driving mechanism also can adopt other types such as driving mechanism by rocker arm assembly and link assembly.
During actual use, described self closing stop valve valve body also can adopt the self closing stop valve valve body of other type.
In actual using process, in the time need whether there is micro-leakage situation to the connecting tube between described gas self-closing valve body and gas range, only need be in normal ventilation process, first close gas range, by described micro-leakage detection control unit, the combustion gas that passes into described self closing stop valve valve body is blocked again, observe afterwards the on off state of described self closing stop valve valve body, just can judge on the connecting tube between described gas self-closing valve body and gas range whether have micro-leak source.Concrete determination methods is as follows: because self closing stop valve valve body described in normal ventilation process is in opening state, after the combustion gas that passes into described self closing stop valve valve body being blocked by described micro-leakage detection control unit, in short time (be generally several seconds, tens seconds, tens seconds or a few minutes, the larger needed time of micro-leakage quantity leaking by micro-leak source in unit time is shorter) if described self closing stop valve valve body is converted to closed condition, illustrate on the connecting tube between described gas self-closing valve body and gas range whether have micro-leak source; Otherwise, illustrate on the connecting tube between described gas self-closing valve body and gas range and do not have micro-leak source.And, can according to described self closing stop valve valve body, close the length of needed time, the size of micro-leakage quantity in the unit time is judged, when described self closing stop valve valve body, to close needed time shorter, and the micro-leakage quantity leaking by micro-leak source in the unit time is larger.
In the present embodiment, the utility model also comprises valve switch detection unit that the on off state of described self closing stop valve valve body is detected, the controlling alarm unit joining with described valve switch detection unit and the alarm unit of being controlled by described controlling alarm unit, and described valve switch detection unit and described alarm unit all join with described controlling alarm unit.
During actual use, in the time need whether there is micro-leakage situation to the connecting tube between described gas self-closing valve body and gas range, first close gas range, by described micro-leakage detection control unit, the combustion gas that passes into described self closing stop valve valve body is blocked again, when stating gas self-closing valve body and close, described alarm unit sends automatic alarm and points out in short time.That is to say, when described alarm unit sends automatic alarm prompting, illustrate on the connecting tube between described gas self-closing valve body and gas range whether have micro-leak source.Thereby practical operation is used very easy, without artificially the on off state of described gas self-closing valve body being observed.
In the present embodiment, described valve switch detection unit is to be arranged on hand torsion bar 8 and the displacement detecting unit detecting is in real time carried out in the displacement of opponent's torsion bar 8, when described gas self-closing valve body is closed, described hand torsion bar 8 moves down, displacement by opponent's torsion bar 8 detects, and just can judge the on off state of described valve switch detection unit.
In the present embodiment, described hand torsion bar 8 tops are set with a jacket, in described jacket, electronic circuit board are installed, and described controlling alarm unit and described alarm unit are all laid on described electronic circuit.Described jacket is positioned at valve gap 4 tops.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (8)
1. a gas self-closing valve with micro-undetected brake, comprises self closing stop valve valve body, it is characterized in that: also comprise for carry out micro-leakage detection control unit of break-make control to passing into the combustion gas of described self closing stop valve valve body, described micro-undetected observing and controlling cellular installation processed is upper at suction port (1), and the admission line that joins of suction port (1) on or the joint between described admission line and suction port (1), described self closing stop valve valve body comprises by valve gap (4) and has the valve body that valve seat (6) make-up of suction port (1) and air outlet (5) forms, corrugated rubber film (7) is installed in described self closing stop valve valve body, the inner chamber of described self closing stop valve valve body is divided into upper and lower two cavitys to described corrugated rubber film (7) and upper and lower two cavitys are respectively uuper valve chamber and lower valve chamber, hand torsion bar (8) lower end of being inserted in described uuper valve chamber by valve gap (4) the middle part valve cover hole of opening is fixedly connected with corrugated rubber film (7), in described lower valve chamber, be provided with the valve opening closing assembly that suction port (1) is opened or closed.
2. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 1, it is characterized in that: described micro-leakage detection control unit is block valve.
3. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 2, it is characterized in that: described block valve is gate valve, stop valve, stopcock, ball valve, butterfly valve or membrane valve.
4. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 2, it is characterized in that: described block valve is manually operated valve or mortor operated valve.
5. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 1, it is characterized in that: described suction port (1) is air inlet connections, and described micro-undetected observing and controlling cellular installation processed is in air inlet connections.
6. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 5, it is characterized in that: described micro-leakage detection control unit and described air inlet connections processing and fabricating are integrated.
7. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 6, it is characterized in that: described air inlet connections and described self closing stop valve valve body processing and fabricating are integrated.
8. according to a kind of gas self-closing valve with micro-undetected brake claimed in claim 1, it is characterized in that: also comprise valve switch detection unit that the on off state of described self closing stop valve valve body is detected, the controlling alarm unit joining with described valve switch detection unit and the alarm unit of being controlled by described controlling alarm unit, described valve switch detection unit and described alarm unit all join with described controlling alarm unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521615.XU CN203585480U (en) | 2013-08-24 | 2013-08-24 | Self-closing gas valve having micro-leakage detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320521615.XU CN203585480U (en) | 2013-08-24 | 2013-08-24 | Self-closing gas valve having micro-leakage detection function |
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| Publication Number | Publication Date |
|---|---|
| CN203585480U true CN203585480U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320521615.XU Expired - Lifetime CN203585480U (en) | 2013-08-24 | 2013-08-24 | Self-closing gas valve having micro-leakage detection function |
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| CN (1) | CN203585480U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357053A (en) * | 2018-12-05 | 2019-02-19 | 西安友谊燃气设备有限公司 | Part and two-flow dual control self-closing valve is automatically closed in a kind of super flow |
| CN109826987A (en) * | 2019-04-01 | 2019-05-31 | 西安友谊燃气设备有限公司 | A kind of automatic delay function part and the gas self-closing valve with timing closing function |
-
2013
- 2013-08-24 CN CN201320521615.XU patent/CN203585480U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357053A (en) * | 2018-12-05 | 2019-02-19 | 西安友谊燃气设备有限公司 | Part and two-flow dual control self-closing valve is automatically closed in a kind of super flow |
| CN109357053B (en) * | 2018-12-05 | 2024-02-06 | 西安友谊燃气设备有限公司 | Super-flow automatic closing member and double-flow double-control self-closing valve |
| CN109826987A (en) * | 2019-04-01 | 2019-05-31 | 西安友谊燃气设备有限公司 | A kind of automatic delay function part and the gas self-closing valve with timing closing function |
| CN109826987B (en) * | 2019-04-01 | 2023-10-03 | 西安友谊燃气设备有限公司 | Time-delay automatic closing member and gas self-closing valve with timing closing function |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140507 |