CN106669058A - Bottle valve and working method thereof - Google Patents
Bottle valve and working method thereof Download PDFInfo
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- CN106669058A CN106669058A CN201510766027.6A CN201510766027A CN106669058A CN 106669058 A CN106669058 A CN 106669058A CN 201510766027 A CN201510766027 A CN 201510766027A CN 106669058 A CN106669058 A CN 106669058A
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- return part
- non return
- handwheel
- movable non
- annular groove
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- Closures For Containers (AREA)
Abstract
The invention relates to a bottle valve and a working method thereof. The bottle valve comprises a valve body and a locking device; the valve body is provided with a handle wheel; a positioning piece is arranged at the lower end of the handle wheel; an annular groove with an opening downward is formed in the lower side of the handle wheel; inverted teeth are arranged on the inner top wall of the annular groove; the locking device is composed of a movement check piece capable of moving in the axial direction of the valve body, a bolt and a spring; the movement check piece is arranged in the annular groove; a penetrating through hole is formed in the outer side wall of the movement check piece; the spring is in a compression state when the bolt penetrates into the through hole; and check teeth used for being engaged with the inverted teeth are also arranged on the top surface of the movement check piece; after the hand wheel moves upward to a preset position, the bolt is drawn out, the movement check piece moves upward, and the check teeth are engaged with the inverted teeth. According to the bottle valve, with utilization of matching between the spring and the movement check piece, the inverted teeth are engaged with the check teeth to prevent the hand wheel from rotating to cause closing of the bottle valve, and a choking danger is prevented.
Description
Technical field
The present invention relates to Emergency Escape Breathing Device technical field, specifically a kind of Emergency Escape Breathing Device bottle valve and its method of work.
Background technology
Emergency Escape Breathing Device is the survival equipment used when there is fire, user is often because the reason such as nervous, flurried when using, be easy to occur faulty operation or it is unconscious touch barrier close and cause Emergency Escape Breathing Device cannot normal work, affect the probability of escape.
China Patent No. CN201220322682.4, a kind of bottle valve with locking device of entitled Emergency Escape Breathing Device, disclose a kind of bottle valve with locking device, including valve body and locking device, valve body is provided with the handwheel for controlling the valve body opening and closing, and the medial extremity of the handwheel has one piece of axially extending protuberance；The locking device includes：Gland, the latch in the gland and spring；The rearward end resilient engagement of spring and latch, the leading section of latch is dead bolt, and dead bolt extends the gland and arranges with circumference with the protuberance of the handwheel.When the protuberance of the handwheel is oppositely arranged with the dead bolt, dead bolt is depressed in the gland by the end face of the protuberance（I.e. latch is overall in the gland）, and valve body closure；When the protuberance of the handwheel is crisscross arranged with the dead bolt（That is the dead bolt of latch extends the gland）, valve body unlatching.
Only by the cooperation of dead bolt and spring, can avoid touching the handwheel for causing locking because unconscious, but once because maloperation or the unconscious reason such as touch cause handwheel to lock, bottle valve cannot reset, can still cause user to suffocate in head-shield, there is potential safety hazard.
Even if how to make one generation maloperation when using Emergency Escape Breathing Device is also not in asphyxia this area technical problem to be solved.
The content of the invention
The technical problem to be solved be to provide a kind of simple structure, with reset function with guarantee using safety bottle valve and its method of work.
The invention provides a kind of bottle valve, it includes：Valve body and locking device, valve body be provided with for control valve body opening and closing, in quincuncial handwheel, handwheel lower end is provided with prevents handwheel from rotating keeper that is excessive, being fixed on body top, the downside of the handwheel and downward opening annular groove is provided with the inside of keeper, the inner roof wall of the annular groove is provided with pawl；The locking device includes can be along the movable non return part of the valve body axially-movable, latch and spring, the movable non return part is in annular groove, the medial wall top of the movable non return part is provided with the projection for extending internally, the spring is located at the underbump, between the movable non return part and the wall body of annular groove, the lateral wall of the movable non return part is provided with the first groove for running through, the medial wall of keeper is provided with the second groove for running through, first groove described in during assembling and the second groove fit form the through hole for running through, when the latch is arranged in through hole, the spring is in compressive state；The stopper for engaging with the pawl is additionally provided with the top surface of the movable non return part, the handwheel is shifted up to predeterminated position, the latch is extracted out, spring reset drives the movable non return part to shift up, and stopper is engaged with the pawl.
When Emergency Escape Breathing Device with the bottle valve is used, rotate counterclockwise handwheel first, so that handwheel is shifted up to predeterminated position, open valve body, the space enlargement of annular groove bottom, extraction is inserted in the latch in through hole, and movable non return part is shifted up under the action of the spring in annular groove, the stopper of movable non return part is engaged with pawl, prevents handwheel from turning round；Even if occurring maloperation in use, pawl and stopper intermeshing prevent handwheel rotation from causing bottle valve to close, it is to avoid the danger of asphyxia occur.
Further, a plurality of fin is additionally provided with the side wall of the handwheel, the frictional force between handss and handwheel, convenient operation is increased when rotated.
Further, first groove is two, is symmetricly set on the both sides of the movable non return part；Second groove is two, is symmetricly set on the both sides of the keeper, and the through hole for cooperatively forming strengthens the balance of equipment located at the both sides of valve body.
Further, the pawl is serrated with the stopper, it is easy to be engaged by clamping.
Further, the movable non return part is annular in shape, and its edge is provided with gathering sill, and the guide rail for being arranged on annular groove inwall with protrusion coordinates, so that movable non return part can only axially carry out displacement along valve body, prevents movable non return part from rotating.
Further, the movable non return part is square setting, and its center is provided with manhole, so that movable non return part can only axially carry out displacement in annular groove along valve body, prevents movable non return part from rotating.
The method of work of described bottle valve, including：Rotate counterclockwise handwheel, so that handwheel is shifted up to predeterminated position, opens valve body, the space enlargement of the bottom of annular groove 6；Then, the latch being inserted in through hole is extracted out, movable non return part is shifted up under the action of the spring in annular groove, and the stopper for making movable non return part is engaged with pawl, prevents handwheel from turning round.
The technique effect of invention：（1）The bottle valve of the present invention, relative to prior art, using the cooperation of spring and movable non return part, arranging pawl and stopper intermeshing prevents handwheel rotation from causing bottle valve to close, it is to avoid the danger of asphyxia occur；（2）Fin is set on the wall of handwheel side, is easy to user to operate；（3）Latch is arranged in the through hole of valve body both sides, strengthens the balance of equipment.
Description of the drawings
The present invention is described in further detail with reference to Figure of description：
Fig. 1 is the schematic diagram of bottle valve of the present invention；
Fig. 2 is that Fig. 1 faces cross-sectional view；
Fig. 3 is the top fragmentary perspective view of Fig. 1；
Fig. 4 is the structural representation of pawl and stopper；
Fig. 5 is the mesh schematic representation of pawl and stopper.
In figure：Handwheel 1, pawl 11, keeper 2, latch 3, movable non return part 4, stopper 41, spring 5, annular groove 6, projection 7, fin 8, valve body 9.
Specific embodiment
Embodiment 1
Such as Fig. 1-5, the bottle valve of the present embodiment includes valve body 9 and locking device, valve body 9 be provided be opened and closed for controlling the valve body 9, in quincuncial handwheel 1, the lower end of handwheel 1 be provided with prevent handwheel 1 rotate excessively, be fixed on the keeper 2 of body top, the downside of the handwheel 1 and the inner side of keeper 2 are provided with the annular groove 6 of insertion, the inner roof wall of annular groove 6 is provided with pawl 11, and on the side wall of handwheel 1 fin is additionally provided with；The locking device includes movable non return part 4, latch 3 and spring 5, movable non return part 4 is in annular groove 6, the movable non return part 4 is annular in shape, its edge is provided with gathering sill, the guide rail for being arranged on annular groove inwall with protrusion coordinates, so that movable non return part 4 can only axially carry out displacement along valve body, prevent movable non return part 4 from rotating；The medial wall top of the movable non return part 4 is provided with the projection 7 for extending internally, spring 5 is located between the projection 7 and the lower wall of annular groove 6, the lateral wall of movable non return part is arranged with two the first grooves for running through, the medial wall of keeper is arranged with two the second grooves for running through, corresponding first groove and the second groove fit are formed located at valve body both sides through through hole during assembling, when latch 3 is arranged in through hole, spring 5 is in compressive state.The top surface of movable non return part 4 is provided with stopper 41, and handwheel 1 shifts up to predeterminated position latch 3 and extracts out, and movable non return part 4 is shifted up, and the stopper of stopper 41 is engaged with pawl 11.
When the bottle valve is assembled, latch 3 is arranged in through hole, and spring 5 is in compressive state；When the bottle valve is used, rotate counterclockwise handwheel 1 first, so that handwheel is shifted up to predeterminated position, open valve body, the space enlargement of the bottom of annular groove 6, then pulls out the latch 3 being inserted in through hole, and movable non return part 4 is shifted up in the presence of spring 5 in annular groove 6, the stopper 41 of movable non return part 4 is engaged with pawl 11, prevents handwheel from turning round；Even if occurring maloperation in use, pawl and stopper intermeshing prevent handwheel rotation from causing bottle valve to close, it is to avoid the danger of asphyxia occur.
Embodiment 2
On the basis of embodiment 1, there is following deformation in the present embodiment, and movable non return part 4 is square settings, and its center is provided with manhole, so that movable non return part 4 can only axially carry out displacement annular groove 6 is interior along valve body, prevent movable non return part 4 from rotating.
Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.There is no need to be exhaustive to all of embodiment.And among these belong to the obvious change extended out of spirit or variation of the present invention still in protection scope of the present invention.
Claims (7)
1. a kind of bottle valve, including：Valve body（9）And locking device, valve body（9）It is provided with for controlling the valve body opening and closing, in quincuncial handwheel（1）, it is characterised in that handwheel（1）Lower end is provided with prevents handwheel from rotating keeper that is excessive, being fixed on body top（2）, the handwheel（1）Downside and in keeper（2）Inner side be provided with downward opening annular groove（6）, the annular groove（6）Inner roof wall be provided with pawl（11）；
The locking device includes：Can be along the valve body（9）The movable non return part of axially-movable（4）, latch（3）And spring（5）, the movable non return part（4）Located at annular groove（6）It is interior, the movable non return part（4）Medial wall top be provided with the projection for extending internally（7）, the spring（5）Located at the projection（7）Lower section, in the movable non return part（4）And annular groove（6）Wall body between；
The movable non return part（4）Lateral wall be provided with the first groove for running through, keeper（2）Medial wall be provided with the second groove for running through, the first groove described in during assembling and the second groove fit form the through hole for running through, the latch（3）When being arranged in the through hole, the spring（5）In compressive state；
The movable non return part（4）Top surface on be additionally provided with for the pawl（11）The stopper of engagement（41）, the handwheel（1）Shift up to predeterminated position, the spring（5）By the movable non return part（4）Shift up, stopper（41）With the pawl（11）Engagement.
2. bottle valve according to claim 1, it is characterised in that the handwheel（1）Side wall on be additionally provided with a plurality of fin（8）.
3. bottle valve according to claim 1, it is characterised in that first groove is two, is symmetricly set on the movable non return part（4）Both sides；Second groove is two, is symmetricly set on the keeper（2）Both sides, the through hole for cooperatively forming located at valve body both sides.
4. bottle valve according to claim 1, it is characterised in that the pawl（11）With the stopper（41）It is serrated.
5. bottle valve according to claim 1, it is characterised in that the movable non return part（4）Annularly, its edge is provided with gathering sill, and with protrusion annular groove is arranged on（6）The guide rail of inwall coordinates, and prevents movable non return part from rotating.
6. bottle valve according to claim 1, it is characterised in that the movable non return part（4）Be square setting, and its center is provided with manhole.
7. the method for work of bottle valve according to claim 1, it is characterised in that include：Rotate counterclockwise handwheel, so that handwheel is shifted up to predeterminated position, opens valve body, the space enlargement of annular groove bottom；
Then, the latch being inserted in through hole is extracted out, movable non return part is shifted up under the action of the spring in annular groove, and the stopper for making movable non return part is engaged with pawl, prevents handwheel from turning round.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510766027.6A CN106669058B (en) | 2015-11-11 | 2015-11-11 | Bottle head valve and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510766027.6A CN106669058B (en) | 2015-11-11 | 2015-11-11 | Bottle head valve and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106669058A true CN106669058A (en) | 2017-05-17 |
| CN106669058B CN106669058B (en) | 2021-12-24 |
Family
ID=58865067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510766027.6A Active CN106669058B (en) | 2015-11-11 | 2015-11-11 | Bottle head valve and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106669058B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190206413A (en) * | 1902-03-15 | 1903-01-29 | Leon Ferdin | Improved Means for Preventing the Fraudulent Refilling of Bottles and other Containers |
| US5802755A (en) * | 1997-02-05 | 1998-09-08 | The United States Of America As Represented By The Secretary Of The Army | Ratchet-locking collar |
| US20020063230A1 (en) * | 2000-11-29 | 2002-05-30 | Davide Cavagna | Manually-operated valve particularly for gas, with means for limiting the opening stroke of the actuation handwheel |
| US20060260129A1 (en) * | 2003-09-15 | 2006-11-23 | Eaton Corporation | Mounting a vent valve on a plastic fuel tank |
| CN201162943Y (en) * | 2008-01-07 | 2008-12-10 | 王国新 | Universal hand wheel of high pressure vessel |
| CN202188215U (en) * | 2011-07-08 | 2012-04-11 | 梅思安(中国)安全设备有限公司 | Self-locking cylinder valve |
| CN203139436U (en) * | 2013-03-13 | 2013-08-21 | 上海宝亚安全装备有限公司 | Cylinder valve with self-locking function |
| CN103267152A (en) * | 2013-04-22 | 2013-08-28 | 宁波星箭航天机械有限公司 | Combined cylinder valve |
| CN203253074U (en) * | 2013-03-13 | 2013-10-30 | 上海宝亚安全装备有限公司 | Anti-lock gas bottle valve |
-
2015
- 2015-11-11 CN CN201510766027.6A patent/CN106669058B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190206413A (en) * | 1902-03-15 | 1903-01-29 | Leon Ferdin | Improved Means for Preventing the Fraudulent Refilling of Bottles and other Containers |
| US5802755A (en) * | 1997-02-05 | 1998-09-08 | The United States Of America As Represented By The Secretary Of The Army | Ratchet-locking collar |
| US20020063230A1 (en) * | 2000-11-29 | 2002-05-30 | Davide Cavagna | Manually-operated valve particularly for gas, with means for limiting the opening stroke of the actuation handwheel |
| US20060260129A1 (en) * | 2003-09-15 | 2006-11-23 | Eaton Corporation | Mounting a vent valve on a plastic fuel tank |
| CN201162943Y (en) * | 2008-01-07 | 2008-12-10 | 王国新 | Universal hand wheel of high pressure vessel |
| CN202188215U (en) * | 2011-07-08 | 2012-04-11 | 梅思安(中国)安全设备有限公司 | Self-locking cylinder valve |
| CN203139436U (en) * | 2013-03-13 | 2013-08-21 | 上海宝亚安全装备有限公司 | Cylinder valve with self-locking function |
| CN203253074U (en) * | 2013-03-13 | 2013-10-30 | 上海宝亚安全装备有限公司 | Anti-lock gas bottle valve |
| CN103267152A (en) * | 2013-04-22 | 2013-08-28 | 宁波星箭航天机械有限公司 | Combined cylinder valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106669058B (en) | 2021-12-24 |
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