CN101865313B - Petroleum gas steel bottle control valve - Google Patents
Petroleum gas steel bottle control valve Download PDFInfo
- Publication number
- CN101865313B CN101865313B CN2010102103485A CN201010210348A CN101865313B CN 101865313 B CN101865313 B CN 101865313B CN 2010102103485 A CN2010102103485 A CN 2010102103485A CN 201010210348 A CN201010210348 A CN 201010210348A CN 101865313 B CN101865313 B CN 101865313B
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- petroleum gas
- steel bottle
- sleeve
- control valve
- gas steel
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Abstract
The invention discloses a petroleum gas steel bottle control valve with quick gas filling and reliable sealing. The valve comprises a hollow valve body, a compression rod and a gas inlet; a first closing port is formed in the hollow valve body; a lifting sleeve with the resetting function is inserted into the hollow valve body; a gas filling passage for communicating the gas inlet with a petroleum gas steel bottle inner cavity is formed between the hollow valve body and the lifting sleeve; the outer wall of the lifting sleeve is provided with a first sealing ring in matched seal with the closing port; a second closing port and a lifting plunger piston which is matched with the compression rod and has the resetting function are arranged in the lifting sleeve; the lifting plunger piston is provided with a second sealing ring in matched seal with the second closing port; a gas outlet passage communicated with the petroleum gas steel bottle inner cavity is formed between the lifting sleeve and the lifting plunger piston; and the top of the lifting sleeve extends upwards to a gas outlet and the edge of the top is provided with a guide sliding chamfer angle.
Description
Technical field:
The present invention relates to a kind of petroleum gas steel bottle control valve.
Background technique:
Existing liquefied petroleum gas cylinder control valve structure is as shown in Figure 1, and it is made up of valve body 01, connecting port 02, air flue 03, handwheel 04 and the sealing gasket 05 that is installed on the handwheel main shaft 041, and through turn handwheel 04, control sealing gasket 05 goes up and down; Thereby realize the switch of air flue 03, need turn handwheel 04 during inflation, make sealing gasket 05 rise; Air flue 03 is opened, and injects charge gun toward the cylinder filling LPG, after the completion inflation; Necessary first turn handwheel 04 is pushed down the air flue outlet to sealing gasket 05 decline, and air flue 03 is closed; Just can extract charge gun then, there is following shortcoming in the control valve of this structure: 1. aeration step is loaded down with trivial details, and charging efficiency is very low; 2. not enough if sealing gasket is pushed down the downforce of air flue outlet, leak air easily; 3. sometimes storing, in the transportation process, occurring looseningly between handwheel and the valve body, equally gas leak phenomenon can take place; 4. steal the LPG of steel cylinder the inside easily,, be inverted steel cylinder, LPG is flowed out as long as the turn handwheel makes sealing gasket leave the air flue outlet; 5. can not stop the generation of illegal inflation, the lawless person uses any existing common charge gun commonly used to fill LPG to it.
Summary of the invention:
The objective of the invention is in order to overcome the shortcoming of above-mentioned existing technology, provide a kind of and inflate fast, seal reliable, the anti-down petroleum gas steel bottle control valve of stealing gas and preventing illegal inflation.
For realizing above-mentioned purpose; Technological scheme provided by the invention is: a kind of petroleum gas steel bottle control valve; Include hollow valve body, down-pressed pole and blowing mouth, be provided with first in the hollow valve body and close up, in hollow valve body, inject the jacking sleeve that the band reset function is arranged; Be formed with the inflation air flue that is communicated with blowing mouth and petroleum gas steel bottle inner chamber between hollow valve body and the jacking sleeve; On the jacking sleeve outer wall, be provided with and first seal ring of the fitted seal that closes up, in jacking sleeve, be provided with second and close up and cooperate, be with the up-down plunger of reset function with down-pressed pole, lifting rod is provided with second seal ring with the second closing in fitted seal beyond the Great Wall; Be formed with the air flue of giving vent to anger that communicates with the petroleum gas steel bottle inner chamber between jacking sleeve and the up-down plunger, the top of jacking sleeve extends upward to the blowing mouth place and top forms the slide guide chamfering.
In order further to improve the present technique scheme, the claimant has done following improvement:
The bottom of jacking sleeve is formed with the 3rd closing in; Below the up-down plunger, be provided with the 3rd seal ring; But between closing up, the 3rd seal ring and the 3rd is provided with the tubbiness cylinder that oscilaltion, opening make progress; In this tubbiness cylinder, be placed with can with the type of tamper evidence of the 3rd seal ring fitted seal, on the wall body of tubbiness cylinder, the top of type of tamper evidence is provided with first radial passage.
Described type of tamper evidence is a spheroid.
Corresponding blowing mouth place, jacking sleeve top is installed with hook switch, and the hook switch bottom is provided with grab, on the jacking sleeve outer wall, is provided with the clasp that cooperates hook joint with grab.
On the jacking sleeve excircle, be provided with limited step, the valve body bottom is equipped with plug ring, between limited step and plug ring, is provided with first Returnning spring, and plug ring is provided with the first passage that runs through ring body up and down.
Be provided with slip guiding sleeve in the jacking sleeve, the bottom of slip guiding sleeve is a cecum, is placed with second Returnning spring in the cover, and the lower end of up-down plunger is injected in the slip guiding sleeve, and slip guiding sleeve is processed with the second channel that is communicated with up and down.
Above the 3rd seal ring, be provided with slip guiding sleeve, the bottom of slip guiding sleeve is a cecum, is placed with second Returnning spring in the cover, and the lower end of up-down plunger is injected in the slip guiding sleeve, and slip guiding sleeve is processed with the second channel that is communicated with up and down, and the slip guiding sleeve bottom surface is processed with second radial passage.
After adopting this control valve, need not be again during inflation before and after twice turn handwheel, realize fast aeration; And, guarantee steel cylinder storage, transportation or unexpected turn handwheel and the generation of the gas phenomenon that causes because it has from closing sealing function, guarantee safety; Prevent that effectively the lawless person is inverted steel cylinder and steals gas, guarantee that people inflate abundance, in addition; Owing to designed hook switch in valve body; Must be equipped with special use during inflation and can back down the charge gun of hook switch and just can fill petroleum gas, avoid the illegal disorderly inflation of lawless person on the market, guarantee charge-air mass.
Description of drawings:
Fig. 1 is the structural drawing of this existing technology petroleum gas steel bottle control valve;
Fig. 2 is the structural drawing of petroleum gas steel bottle control valve of the present invention;
Fig. 3 is the perspective view after petroleum gas steel bottle control valve of the present invention removes valve body;
Fig. 4 is the three-dimensional exploded view of petroleum gas steel bottle control valve of the present invention;
Fig. 5 is the structural representation of petroleum gas steel bottle control valve inflated condition of the present invention;
Structural representation when Fig. 6 is a petroleum gas steel bottle control valve usefulness gas of the present invention;
Fig. 7 prevents the structural representation of gas steathily after petroleum gas steel bottle control valve of the present invention is inverted;
Fig. 8 is the structural representation when extracting raffinate after petroleum gas steel bottle control valve of the present invention is inverted;
Fig. 9 is the structural drawing of petroleum gas steel bottle control valve hook switch of the present invention;
Figure 10 is the structural drawing of petroleum gas steel bottle control valve jacking sleeve of the present invention;
Figure 11 is the structural drawing of petroleum gas steel bottle control valve slip guiding sleeve of the present invention;
Figure 12 is the structural drawing of petroleum gas steel bottle control valve tubbiness cylinder of the present invention;
Figure 13 is the structural drawing of petroleum gas steel bottle control valve plug ring of the present invention.
Embodiment:
Combine accompanying drawing to set forth the present invention in detail at present:
This petroleum gas steel bottle control valve includes hollow valve body 1, handwheel 2, handwheel rotating shaft 3 and blowing mouth 4, and this handwheel rotating shaft 3 is a down-pressed pole, and the lower, outer perimeter face of hollow valve body 1 is processed with screw thread; Utilize screw thread, hollow valve body 1 is installed in the top of petroleum gas steel bottle, in hollow valve body 1, is provided with first closing in 5 and jacking sleeve 6; Jacking sleeve 6 structures are shown in figure 10, and jacking sleeve 6 is divided into upper cylinder 61 and lower cylinder body 62 two-part, and upper cylinder 61 is in the same place through being threaded with lower cylinder body 62; The top of jacking sleeve 6 extends upward to blowing mouth 4 places and top and is processed with slide guide chamfering 7, forms projecting ring section 8 on the outer wall of jacking sleeve 6, above projecting ring section 8, is provided with first seal ring 9 with first closing in, 5 fitted seal; The below forms limited step 10; The circle edge of this projecting ring section 8 is processed with the third channel 11 of up/down perforation, and 1 bottom outlet place is provided with plug ring 12 at hollow valve body, and the plug ring structure is shown in figure 13; Jacking sleeve 6 bottoms pass from plug ring 12 middle parts; Between jacking sleeve 6 upper limit steps 10 and plug ring 12, be set with first Returnning spring 13, be processed with the first passage 14 that communicates with the petroleum gas steel bottle inner chamber on the plug ring 12, be formed with the gap between hollow valve body 1 and the jacking sleeve 6; This gap and first passage 14 and the third channel 11 common inflation air flues 15 that form; Above jacking sleeve 6 tops, first seal ring 9, form clasp 16, the diameter of clasp 16 to be less than first 5 diameters that close up, thereby do not hinder the oscilaltion campaign of jacking sleeve 6; Corresponding blowing mouth 4 places are installed with hook switch 17 in hollow valve body 1; Structure is as shown in Figure 9, and the opening of hook switch 17 is towards blowing mouth 4, and hook switch 17 bottom rims form the grab 18 that can catch on clasp 16 downwards.
In jacking sleeve 6, form second and close up 19; Be inserted with the up-down plunger 20 that cooperates with handwheel rotating shaft 3 simultaneously, be formed with the gap between jacking sleeve 6 and the up-down plunger 20, on the up-down plunger 20 second close up 19 below be provided with can with second close up 19 fitted seal second seal ring 21; Below second seal ring 21, be provided with slip guiding sleeve 22; Slip guiding sleeve 22 structures are shown in figure 11, and this slip guiding sleeve 22 is fixedly connected with jacking sleeve 6 inwalls through screw thread, and the bottom of slip guiding sleeve 22 is a cecum; Be placed with second Returnning spring 23 in the cover; The bottom of up-down plunger 20 is injected in the slip guiding sleeve 22 and is pushed down second Returnning spring 23, is processed with the second channel 24 of up/down perforation on the sidewall of slip guiding sleeve 22, and the below, bottom surface of slip guiding sleeve 22 is provided with the 3rd seal ring 25; Form second radial passage 26 between the bottom surface of slip guiding sleeve 22 and the 3rd seal ring 25; The bottom of jacking sleeve 6 is formed with the 3rd and closes up 27, above the 3rd closing in 27, is placed with tubbiness cylinder 28, and tubbiness cylinder 28 structures are shown in figure 12; The diameter of this tubbiness cylinder 28 is bigger than the 3rd closing in 27; Tubbiness cylinder 28 openings upwards, and its sidewall forms four-way 32, its inside is placed with spheroid 29; On the wall body of tubbiness cylinder 28, spheroid 29 above be provided with first radial passage 30, being closed up by first radial passage 30 on the gap between jacking sleeve 6 and the up-down plunger 20, the hollow portion, tubbiness cylinder 28 of second channel 24, second radial passage 26, the 3rd seal ring 25 on the slip guiding sleeve 22, the gap, the 3rd of four-way 32 on the tubbiness cylinder 28 27 forms the air flues 31 of giving vent to anger jointly.
The effect of first seal ring 9 is: during normality; The effect that jacking sleeve 6 receives first Returnning spring 13 is lifted; First seal ring 9 and first closes up and 5 to cooperate 15 blocking-up of an inflation air flue, when jacking sleeve 6 is inflated rifle 33 and presses down, and first seal ring 9 and first closing in, 5 disengagings; 15 conductings of inflation air flue that is to say that first seal ring 9 is that blocking-up and the conducting of controlling inflation air flue 15 used.
The effect of second seal ring 21 is: during normality; Under the effect of second Returnning spring 23; Second seal ring 21 and second closes up and 19 to cooperate air flue 31 blocking-up of giving vent to anger, and when up-down plunger 20 received handwheel rotating shaft 3 and presses down, second seal ring 21 and second closing in 19 separated; Air flue 31 conductings of giving vent to anger, the give vent to anger blocking-up and the conducting of air flue 31 used so second seal ring 21 is control.
As shown in Figure 5 during inflation, inject special-purpose charge gun 33, charge gun 33 is big the support of hook switch opening; At this moment grab 18 breaks away from clasp 16, and jacking sleeve 6 breaks away from the lock effect of colluding of hook switch 17, and the same time is under the transmission of slide guide chamfering 7; Charge gun 33 presses down jacking sleeve 6, and up-down plunger 20 receives second 19 the effect of closing up and also is synchronized and presses down, the air flue 31 of at this moment giving vent to anger receive second close up 19 and second seal ring 21 cooperation be blocked; And inflation air flue 15 descends owing to first seal ring 9 and first closing in 5 separates and conducting, realizes inflation, after the completion inflation; Directly extract charge gun 33, under the effect of first Returnning spring 13, jacking sleeve 6 rises at once; First seal ring 9 and first closing in 5 are cooperated again, and 15 blocking-up of inflation air flue, jacking sleeve 6 rises to grab 18 and colludes lock again with clasp 16; And when jacking sleeve 6 rose, second seal ring 21 on the up-down plunger 20 all cooperated with second closing in 19 under the effect of second Returnning spring 23 all the time; So whole gas replenishment process, the air flue 31 of giving vent to anger is obstructed.
As shown in Figure 6 during with gas, turn handwheel 2, handwheel rotating shaft 3 descends through hook switch 17 middle parts; Press down up-down plunger 20, second seal ring 21 and second closing in 19 separate, and the air pressure of steel cylinder inside is tubbiness cylinder 28 jack-up; At this moment, air flue 31 conductings of giving vent to anger, the air flue 31 second radial passage 26-second channel 24-, second closing in 19 on the hollow portion-slip guiding sleeve 22 of the first radial passage 30-the 3rd seal ring 25 on the gap-tubbiness cylinder 28 between the 3rd closing in 27-jacking sleeve 6 and the tubbiness cylinder 28 successively of giving vent to anger; Flow out to blowing mouth 4, when closing, reverse turn handwheel 2; Handwheel rotating shaft 3 withdrawals, up-down plunger 20 rises, second seal ring 21 and second closing in, 19 fitted seal; The air flue 31 of giving vent to anger is blocked, and the air pressure in the air flue 31 of at this moment giving vent to anger is identical with the steel cylinder air pressure inside, and tubbiness cylinder 28 drops to the 3rd closing in 27 places.
If when the lawless person wanted to steal gas, first turn handwheel 2 was air flue 31 conductings of giving vent to anger; Be inverted whole steel cylinder then, this moment, the control valve structure was as shown in Figure 7, at this moment; Spheroid 29 can move to the 3rd seal ring 25 places, and air flue 31 blocking-up of giving vent to anger, this just can realize preventing illegal gas steathily.
This control valve can also extract raffinate, and step is: inject device for sucking liquid 34, make control valve be in inflated condition; Promptly inflate air flue 15 conductings, be inverted steel cylinder then, like this; Raffinate in the steel cylinder just can flow out along inflation air flue 15, and the control valve structure of this moment is as shown in Figure 8.
The embodiment of the above is preferred embodiment of the present invention only, is not to limit practical range of the present invention with this, so the equivalence that all shapes according to the present invention, structure and principle are done changes, all should be covered by in protection scope of the present invention.
Claims (7)
1. petroleum gas steel bottle control valve; Include hollow valve body, down-pressed pole and blowing mouth; It is characterized in that: be provided with first in the hollow valve body and close up; In hollow valve body, inject the jacking sleeve that the band reset function is arranged, be formed with the inflation air flue that is communicated with blowing mouth and petroleum gas steel bottle inner chamber between hollow valve body and the jacking sleeve, on the jacking sleeve outer wall, be provided with and first seal ring of the fitted seal that closes up; In jacking sleeve, being provided with second closes up and cooperates, is with the up-down plunger of reset function with down-pressed pole; Lifting rod is provided with second seal ring with the second closing in fitted seal beyond the Great Wall, is formed with the air flue of giving vent to anger that communicates with the petroleum gas steel bottle inner chamber between jacking sleeve and the up-down plunger, and the top of jacking sleeve extends upward to the blowing mouth place and top forms the slide guide chamfering.
2. a kind of petroleum gas steel bottle control valve according to claim 1; It is characterized in that: the bottom of jacking sleeve is formed with the 3rd closing in; Below the up-down plunger, be provided with the 3rd seal ring; But be provided with the tubbiness cylinder that oscilaltion, opening make progress between the 3rd seal ring and the 3rd closes up, in this tubbiness cylinder, be placed with can with the type of tamper evidence of the 3rd seal ring fitted seal, on the wall body of tubbiness cylinder, the top of type of tamper evidence is provided with first radial passage.
3. a kind of petroleum gas steel bottle control valve according to claim 2 is characterized in that: described type of tamper evidence is a spheroid.
4. a kind of petroleum gas steel bottle control valve according to claim 1 is characterized in that: corresponding blowing mouth place, jacking sleeve top is installed with hook switch, and the hook switch bottom is provided with grab, on the jacking sleeve outer wall, is provided with the clasp that cooperates hook joint with grab.
5. a kind of petroleum gas steel bottle control valve according to claim 1; It is characterized in that: on the jacking sleeve excircle, be provided with limited step; The valve body bottom is equipped with plug ring, between limited step and plug ring, is provided with first Returnning spring, and plug ring is provided with the first passage that runs through ring body up and down.
6. a kind of petroleum gas steel bottle control valve according to claim 1; It is characterized in that: be provided with slip guiding sleeve in the jacking sleeve, the bottom of slip guiding sleeve is a cecum, is placed with second Returnning spring in the cover; The lower end of up-down plunger is injected in the slip guiding sleeve, and slip guiding sleeve is processed with the second channel that is communicated with up and down.
7. a kind of petroleum gas steel bottle control valve of stating according to claim 2; It is characterized in that: above the 3rd seal ring, be provided with slip guiding sleeve; The bottom of slip guiding sleeve is a cecum, is placed with second Returnning spring in the cover, and the lower end of up-down plunger is injected in the slip guiding sleeve; Slip guiding sleeve is processed with the second channel that is communicated with up and down, and the slip guiding sleeve bottom surface is processed with second radial passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102103485A CN101865313B (en) | 2010-06-25 | 2010-06-25 | Petroleum gas steel bottle control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102103485A CN101865313B (en) | 2010-06-25 | 2010-06-25 | Petroleum gas steel bottle control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101865313A CN101865313A (en) | 2010-10-20 |
| CN101865313B true CN101865313B (en) | 2012-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102103485A Expired - Fee Related CN101865313B (en) | 2010-06-25 | 2010-06-25 | Petroleum gas steel bottle control valve |
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| Country | Link |
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| CN (1) | CN101865313B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018085979A1 (en) * | 2016-11-08 | 2018-05-17 | 深圳市兰洋科技有限公司 | Valve structure for combination lock |
| WO2018085980A1 (en) * | 2016-11-08 | 2018-05-17 | 深圳市兰洋科技有限公司 | Valve structure for combination lock |
| CN110440081A (en) * | 2019-09-02 | 2019-11-12 | 丹阳市方蓝气体设备有限公司 | A kind of steel cylinder fast connecting joint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2242987Y (en) * | 1995-12-27 | 1996-12-18 | 中外合作佛山市金基精密阀门有限公司 | Safety residual-gas valve |
| CN2575387Y (en) * | 2002-09-10 | 2003-09-24 | 刘乐生 | Non-return valve for LPG cylinder |
| CN201106724Y (en) * | 2007-04-25 | 2008-08-27 | 宝应县安宜阀门厂 | Automatic closing device of novel liquefied petroleum gas pot valve |
| CN201715003U (en) * | 2010-06-25 | 2011-01-19 | 谭启纯 | Petroleum gas steel bottle control valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004111528A1 (en) * | 2003-06-17 | 2004-12-23 | Delos Technology, Inc. | Pressure sensing type valve of lpg cylinder |
-
2010
- 2010-06-25 CN CN2010102103485A patent/CN101865313B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2242987Y (en) * | 1995-12-27 | 1996-12-18 | 中外合作佛山市金基精密阀门有限公司 | Safety residual-gas valve |
| CN2575387Y (en) * | 2002-09-10 | 2003-09-24 | 刘乐生 | Non-return valve for LPG cylinder |
| CN201106724Y (en) * | 2007-04-25 | 2008-08-27 | 宝应县安宜阀门厂 | Automatic closing device of novel liquefied petroleum gas pot valve |
| CN201715003U (en) * | 2010-06-25 | 2011-01-19 | 谭启纯 | Petroleum gas steel bottle control valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101865313A (en) | 2010-10-20 |
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Granted publication date: 20120125 Termination date: 20140625 |
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