CN2280808Y - Safety open-close valve for main gate of cylinder - Google Patents
Safety open-close valve for main gate of cylinder Download PDFInfo
- Publication number
- CN2280808Y CN2280808Y CN 96214220 CN96214220U CN2280808Y CN 2280808 Y CN2280808 Y CN 2280808Y CN 96214220 CN96214220 CN 96214220 CN 96214220 U CN96214220 U CN 96214220U CN 2280808 Y CN2280808 Y CN 2280808Y
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- China
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- blocking element
- total source
- screw
- air flue
- main airway
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model relates to a safety open-close valve for main gate of steel cylinders. A secondary air passage is longitudinally arranged between the primary air passage of the body of the main gate and an air outlet and inlet; a blocking device is arranged in the secondary air passage; a blocking element which can block the secondary air passage is arranged in the blocking device; the lower end of the blocking device is connected and provided with a screw rod, a fastening turn knob, and an adjusting turn knob, so as to adjust the height of the blocking element; the upper end of the secondary air passage is provided with a pressing device which can press the blocking element. With the elements, the utility model can effectively block air leakage and complete overflow value control; furthermore, the utility model can achieve the purpose of increase of gas filling flow value and setting exhaust value.
Description
The utility model relates to a kind of total source of steel cylinder safety switch valve of coal gas bucket, particularly relates to a kind of effective blocking-up gas leakage, finishes super flow control, and can improve the total source of the steel cylinder safety switch valve of aeration flow.
General inflammable gas has two kinds of rock gas and barreled coal gas, yet the danger of barreled coal gas is quite high, when particularly coal gas leaks gas, often bring people great disaster, so a kind of outer outer safety anti-explosive device of coal gas bucket that is added on is arranged, it is installed between decompressor and the total source of coal gas, to provide barreled coal gas gas leakage blocking-up explosion-proof function, but this kind safety anti-explosive device must just be installed and used after the coal gas bucket is installed in the user family, so the coal gas bucket is in aeration production and carrying, just can't be taken precautions against gas leakage, and this safety anti-explosive device costs an arm and a leg, and the as installed amount is also few, and the problem safe in utilization that makes the coal gas bucket is ubiquity still.
In order to improve above-mentioned shortcoming, can directly be improved in total source of coal gas bucket, append the novel of () with it as the 732 First Five-Year Plan of Taiwan 0 No. four " the improvement structure in the total source of coal gas bucket " novel patent cases, it mainly is that a blocking-up mechanism is set in the air flue in the total source of coal gas bucket, with when coal gas leaks, this blocking-up mechanism can block coal gas automatically, reach the user indirectly uses comprehensively, and produce, all has safe effect in carrying and the use, yet, because this two patents blocking-up mechanism is provided in a side of in the air flue in the total source of coal gas bucket, so reduce the space of air flue, make coal gas bucket flow when aeration too small, cause the aeration time oversize and influence manufacturing efficiency, and this two patent all have or not method can set the shortcoming of air displacement size in advance according to need, so need be divided into low pressure gas during fabrication, in calm the anger and three kinds of exhaust specifications such as high pressure air, to be used in family respectively, the puzzlement in the manufacturing is caused in place such as dining room and high press fit pipe.
The purpose of this utility model, is finished outside the super flow control except can effectively blocking gas leakage in that the total source of a kind of steel cylinder safety switch valve is provided, and more can improve the aeration flow, and can reach the purpose of setting air displacement.
The total source of steel cylinder of the present utility model safety switch valve, comprise total source body, be provided with a main airway longitudinally in this total source body, this main airway epimere place laterally is provided with an air inlet/outlet that communicates with this main airway, this main airway upper end is provided with a hand switch, this hand switch lower end has this main airway capable of blocking and for the piston that opens and closes, it is characterized in that:
Vertically be provided with a saturating empty inferior air flue between the main airway of this total source body and air inlet/outlet, this time air flue stage casing is provided with an annular flange flange, and upper and lower section is respectively equipped with a upper and lower screw, this time air flue communicates with this air inlet/outlet in this flange upper end, then is provided with a passage that communicates with this main airway in this flange lower end;
Be provided with an interlocking device in this time air flue, this interlocking device comprises a nut, a guiding seat, a guide rod and a blocking element, this nut is installed on this in screw, this guiding seat plugs in this nut, and the saturating empty also spiral shell in upper end is established an annular upper shield and is formed spacing, buffer cell of the inner formation of this guiding seat, this guide rod is the body of rod of hollow and places in this buffer cell, this guide rod outer wall is convexly equipped with one and is subjected to the spacing shoulder of this upper shield, this blocking element is arranged at this guide rod upper end, and it is corresponding with this flange, this blocking element is with the guiding of this guide rod and stably move up and down in this time air flue, and can support and end on this flange and inaccessible this time air flue;
Solid press device of spiral shell in the last screw of this time air flue, this press device inside is provided with the depression bar that this blocking element top pushes away this blocking element this flange that extends of an activity.
The total source of described steel cylinder safety switch valve is characterized in that:
This nut bottom centre more is provided with a screw, and a screw rod is screwed in this screw, this screw rod upper end is articulated with this guiding seat bottom, and the lower end then sets firmly this screw rod of drive and moves up and down, and drives the adjustment knob that this guiding seat, guide rod and blocking element move up and down.
The total source of described steel cylinder safety switch valve is characterized in that:
This press device comprises that a fixed base, spring, one are by press button and a depression bar, this fixed base is that the pedestal of a hollow and spiral shell are installed on this in screw, be provided with this spring and depression bar in this fixed base, should then place this depression bar upper end by press button, should press down by press button and can drive this depression bar and move down, and after this spring presses down this depression bar, has the ability of answer.
The total source of described steel cylinder safety switch valve is characterized in that:
This blocking element is a piston or a ball.
The total source of described steel cylinder safety switch valve is characterized in that:
This total source body has Scale in this adjustment knob corresponding section.
The total source of described steel cylinder safety switch valve is characterized in that:
This passage is positioned at the bottom surface of this piston in an end of main airway, makes this piston this main airway capable of blocking.
Advantage of the present utility model is described as follows:
1, this interlocking device 40 is installed in time air flue 16, so can not reduce the space of main airway, and the blocking element 46 of interlocking device 40 is movable elements, the drive that can in inferior air flue 16, move up and down by guide rod 44 and thereupon moving up and down, so during aeration, this blocking element 46 can move down by the gas pushing and pressing, makes time air flue 16 have bigger flow space, and can reach the effect of quick aeration.
2, this guide rod 44 is a hollow lever,, the pole 461 of blocking element 46 bottoms forms position-limiting action so can dropping in guide rod 44 upper ends, guide function by this guide rod 44, make this blocking element 46 can stably rise, descend and blocking-up gas leakage effectively, the control when finishing super flow.
3, by the adjustment of adjusting turn-knob 80, change the upper-lower position of blocking element 46,, reach the function of any setting gas discharge capacity with the control gaseous discharge capacity, can be according to places such as family, dining room and high press fit pipes, and adjust extraction flows such as low pressure, middle pressure and high pressure at any time.
4, directly be installed in total source body 10,, use and reach the user indirectly comprehensively, and all have safe effect in production, carrying and the use so prevent that except blocking coal gas automatically more can dispatch from the factory by steel cylinder just has Safety function the gas leakage.
Below by most preferred embodiment and accompanying drawing the total source of steel cylinder of the present utility model safety switch valve is elaborated, in the accompanying drawing:
Fig. 1 is the exploded perspective view of the utility model first preferred embodiment.
Fig. 2 is the assembled sectional view of the above-mentioned preferred embodiment of the utility model.
Action schematic representation when Fig. 3 is the blocking element blocking-up time air flue of the above-mentioned preferred embodiment of the utility model.
Fig. 4 is the exploded perspective view of another preferred embodiment of the utility model.
Fig. 5 is the action schematic representation of the above-mentioned preferred embodiment of the utility model when having than small exhaust gas flow.
Fig. 6 is the action schematic representation of the above-mentioned preferred embodiment of the utility model when having big extraction flow.
Cooperate shown in Fig. 1,2, the total source of steel cylinder of the present utility model safety switch valve, it mainly comprises total source body 10, on this total source body 10, be provided with a main longitudinally tracheae 11, in this main tracheae 11, be provided with the main airway 12 of a coaxial sky, and form a screw joint 13 in main tracheae 11 lower ends, when the screw joint 13 of this total source body 10 was installed on the steel cylinder (figure does not show), this main airway 12 can communicate with steel cylinder inside.Laterally be provided with a turnover tracheae 14 in addition at main tracheae 11 epimere places, can communicate with main tracheae 11, in turnover tracheae 14, be formed with an air inlet/outlet 15, use for aeration, exhaust, be provided with a hand switch 20 in main airway 12 upper ends in addition, these hand switch 20 lower ends have a piston 21, this main airway 11 capable of blocking and for open and close using, again at the main airway 12 other safety valves 30 that are provided with, use for pressure-relief explosion-proof, because this hand switch 20 is a prior art with safety valve 30, thus do not narrated at this, and of the present utility model being characterised in that:
15 more vertical inferior air flues 16 that are provided with a up/down perforation of the main airway 12 of this total source body 10 and air inlet/outlet, this time air flue 16 inwall stage casings are equipped with a flange 161, and on, hypomere is respectively equipped with on one, following screw 162,163,12 of inferior air flue 16 and main airways are provided with a passage 17, this passage 17 is by the down oblique time air flue 16 in main airway 12 upper ends, make passage 17 and the end that time air flue 16 joins be opened in flange 161 lower ends, the end that passage 17 and main airway 12 join then is positioned at the bottom surface lower edge of this piston 21, makes piston 21 these main airways 12 capable of blocking.
Be provided with an interlocking device 40 in this time air flue 16, this interlocking device 40 mainly comprises a nut 41, guiding seat 42, upper shield 43, guide rod 44, a spring 45 and a blocking element 46.
This nut 41 is roughly the cylindrical shell that section is the U type, and inside has a guide hole 411, and these guide hole 411 inner wall smooth external annulus then have outside thread 412, and can be solid in inferior air flue 16 with following screw 163 bolt spiral shells.
This guiding seat 42 is roughly to be the saturating empty cylindrical shell in upper end, and inside has the buffer cell 421 of a circular hole, and these guiding seat 42 outer walls have two drop-stopping rings 422, can plug in the guide hole 411 of nut 41, and the outer wall upper end then is provided with outside thread 423.
This upper shield 43 is roughly the cylindrical shell that section is inverted U, and internal ring wall is provided with internal thread 431, can with outside thread 423 bolts of guiding seat 42, make upper shield 43 spiral shells solid on guiding seat 42, be provided with an open-work 432 in the end face center.
This guide rod 44 is the body of rod of a hollow, and the external annulus middle section convexes with a shoulder 441, and this shoulder 441 can be inserted in the buffer cell 421 of this guiding seat 42, and its epimere is protruded from outside the upper shield 43, and shoulder 441 then is subjected to upper shield 43 spacing.
This spring 45 places in the guiding seat 42 jointly with guide rod 44, and guide rod 44 hypomeres can be placed in the spring 45.
This blocking element 46 can be a piston or a ball, in the present embodiment, it is a discoid piston, and it is corresponding with flange 161, the bottom is provided with a pole 461, this pole 461 can be plugged in these guide rod 44 upper ends, and blocking element 46 can stably be moved up and down in buffer cell 421 by the guiding of guide rod 44, and can support end on flange 161 and inaccessible this time air flue 16.
The top of this time air flue 16 is provided with a press device 50, and this press device 50 comprises that a fixed base 51, depression bar 52, spring 53 and one are by press button 54.
This fixed base 51 is hollow levers, and hypomere is provided with outside thread 511, but spiral shell is solid on inferior air flue 16 in the screw 162, and each ring of these fixed base 51 inside and outside wall middle sections is established an inside and outside shoulder 512,513, for spacing.
This depression bar 52 is stock bodies, and the middle section cooperates the aperture of this fixed base 51 and has bigger diameter, and outer wall is provided with drop-stopping ring 521,, depression bar 52 can be plugged in this fixed base 51, these depression bar 52 upper ends are provided with outside thread 522.
This spring 53 places in the fixed base 51 epimere places, and depression bar 52 epimeres can be set in this spring 53.
It is roughly in the form of annular discs to press press button 54, the bottom surface, center is provided with a screw 541, can with outside thread 522 bolts of depression bar 52, make by press button 54 spiral shells solid above depression bar 52, when pressing down by press button 54, can drive depression bar 52 and move down, make depression bar 52 can extend blocking element 46 tops, and blocking element 46 is pushed away flange 162.
During assembling, earlier spring 44 and guide rod 43 are placed in the buffer cell 421 of guiding seat 42 jointly, guide rod 43 hypomeres are set in the spring 44, and it is upper shield 43 spiral shells are solid on guiding seat 42, this blocking element 46 then is plugged on this guide rod 43, again depression bar 52 is plugged in this fixed base 51, this fixed base 51 then spiral shell is solid in inferior air flue 16 upper ends, this spring 53 places in the fixed base 51 epimere places again, and depression bar 52 is set in this spring 53, to be fixed at depression bar 52 tops by press button 54 again, just assembling is finished.
After manner of execution of the present utility model is set forth in.
As shown in Figure 2, when steel cylinder is desired aeration, gas can flow in the main airway 12 via inferior air flue 16, passage 17 along air inlet/outlet 15, at this moment, this blocking element 46 is subjected to gas to pass and move down downwards, make time air flue 16 have maximum space in blocking element 46 tops, can increase the aeration flow, enhance productivity.
As shown in Figure 3, when gas leakage takes place in gas, just during the ambient pressure bust, total source body 10 internal pressures are bigger, make blocking element 46 bottoms be subjected to the gas ejection and support and end on flange 161, reach the function of blocking-up, when desiring returning position, only need depression bar 52 to be moved down the pressing down by press button 54 of press device 50, it is just passable that blocking element 46 is pushed away flange 161.
As shown in Figure 4, be the utility model second preferred embodiment, its is in this guiding seat 42 bottom surfaces different with the foregoing description more is provided with a pivoted hole 424, and these pivoted hole 424 top rings are provided with groove 425, and 41 on this nut is provided with a screw 413 in bottom center.
And, be screwed into a screw rod 60 in the screw 413 of this nut 41, this screw rod 60 and nut 41 bolts, the upper end is corresponding with the pivoted hole 424 of guiding seat 42 to be provided with a pivot connector 62, these pivot connector 62 front ends cooperate 425 of this grooves to be equipped with flange 621, this pivot connector 62 can be inserted in this pivoted hole 424, screw rod 60 and guiding seat 42 are articulated.
Be spirally connected on this screw rod 60 a packing knob 70 and one adjusts knob 80, and this packing knob 70 is discoid, and the center has a screw 71, but can be bolted on this screw rod 60 and locknut 41.
This adjustment knob 80 is discoid, and the center is provided with a screw 81, can be screwed onto on the screw rod 60, and solid with screw 82 spiral shells in screw rod 60 lower ends, for rotary screw 60.
In addition, screw joint 13 tops of this main tracheae 11 are provided with a scale footage number 18 with adjustment knob 80 corresponding sections.
So, as shown in Figure 5, when exhaust, gas is discharged by air inlet/outlet 11 via passage 17, inferior air flue 16 along main airway 12, at this moment, rotatable adjustment knob 80 makes blocking element 46 be positioned at the suitable height place of time air flue 16, with the control air displacement, that is to say, when desire obtains less air displacement, can revolve the whole knob 80 of adjusting to the Scale 18 than upper limb, the higher position that makes blocking element 46 be positioned at time air flue 16 is located, to dwindle the flow space; And when desire obtains bigger air displacement,, can revolve the whole knob 80 of adjusting to Scale 18 than lower edge as the high press fit pipe time spent, as shown in Figure 6, make blocking element 46 be positioned at the lower position place of time air flue 16, and the augmented flow space, by this, reach the function of control air displacement size.
Claims (6)
1, the total source of a kind of steel cylinder safety switch valve, comprise total source body, be provided with a main airway longitudinally in this total source body, this main airway epimere place laterally is provided with an air inlet/outlet that communicates with this main airway, this main airway upper end is provided with a hand switch, this hand switch lower end has this main airway capable of blocking and for the piston that opens and closes, it is characterized in that:
Vertically be provided with a saturating empty inferior air flue between the main airway of this total source body and air inlet/outlet, this time air flue stage casing is provided with an annular flange flange, and upper and lower section is respectively equipped with a upper and lower screw, this time air flue communicates with this air inlet/outlet in this flange upper end, then is provided with a passage that communicates with this main airway in this flange lower end;
Be provided with an interlocking device in this time air flue, this interlocking device comprises a nut, a guiding seat, a guide rod and a blocking element, this nut is installed on this in screw, this guiding seat plugs in this nut, and the saturating empty also spiral shell in upper end is established an annular upper shield and is formed spacing, buffer cell of the inner formation of this guiding seat, this guide rod is the body of rod of hollow and places in this buffer cell, this guide rod outer wall is convexly equipped with one and is subjected to the spacing shoulder of this upper shield, this blocking element is arranged at this guide rod upper end, and it is corresponding with this flange, this blocking element is with the guiding of this guide rod and stably move up and down in this time air flue, and can support and end on this flange and inaccessible this time air flue;
Solid press device of spiral shell in the last screw of this time air flue, this press device inside is provided with the depression bar that this blocking element top pushes away this blocking element this flange that extends of an activity.
2, the total source of steel cylinder as claimed in claim 1 safety switch valve is characterized in that:
This nut bottom centre more is provided with a screw, and a screw rod is screwed in this screw, this screw rod upper end is articulated with this guiding seat bottom, and the lower end then sets firmly this screw rod of drive and moves up and down, and drives the adjustment knob that this guiding seat, guide rod and blocking element move up and down.
3, the total source of steel cylinder as claimed in claim 1 safety switch valve is characterized in that:
This press device comprises that a fixed base, spring, one are by press button and a depression bar, this fixed base is that the pedestal of a hollow and spiral shell are installed on this in screw, be provided with this spring and depression bar in this fixed base, should then place this depression bar upper end by press button, should press down by press button and can drive this depression bar and move down, and after this spring presses down this depression bar, has the ability of answer.
4, the total source of steel cylinder as claimed in claim 1 safety switch valve is characterized in that:
This blocking element is a piston or a ball.
5, the total source of steel cylinder as claimed in claim 1 safety switch valve is characterized in that:
This total source body has Scale in this adjustment knob corresponding section.
6, the total source of steel cylinder as claimed in claim 1 safety switch valve is characterized in that:
This passage is positioned at the bottom surface of this piston in an end of main airway, makes this piston this main airway capable of blocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96214220 CN2280808Y (en) | 1996-06-20 | 1996-06-20 | Safety open-close valve for main gate of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96214220 CN2280808Y (en) | 1996-06-20 | 1996-06-20 | Safety open-close valve for main gate of cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2280808Y true CN2280808Y (en) | 1998-05-06 |
Family
ID=33896375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96214220 Expired - Fee Related CN2280808Y (en) | 1996-06-20 | 1996-06-20 | Safety open-close valve for main gate of cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2280808Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102422073A (en) * | 2009-03-11 | 2012-04-18 | 威克特设备公司 | Gas pressure regulator having stacked indicators |
| CN104121408A (en) * | 2014-06-27 | 2014-10-29 | 宁波市永航消防设备有限公司 | Fire-fighting pneumatic delayer |
| CN104197067A (en) * | 2014-08-21 | 2014-12-10 | 陈江 | Valve with multiple valve covers |
-
1996
- 1996-06-20 CN CN 96214220 patent/CN2280808Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102422073A (en) * | 2009-03-11 | 2012-04-18 | 威克特设备公司 | Gas pressure regulator having stacked indicators |
| CN102422073B (en) * | 2009-03-11 | 2015-06-24 | 威克特设备公司 | Gas pressure regulator having stacked indicators |
| CN104121408A (en) * | 2014-06-27 | 2014-10-29 | 宁波市永航消防设备有限公司 | Fire-fighting pneumatic delayer |
| CN104197067A (en) * | 2014-08-21 | 2014-12-10 | 陈江 | Valve with multiple valve covers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |