CN108843851A - A kind of self-closing coded lock being set in valve is anti-to fill structure - Google Patents
A kind of self-closing coded lock being set in valve is anti-to fill structure Download PDFInfo
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- CN108843851A CN108843851A CN201811115477.9A CN201811115477A CN108843851A CN 108843851 A CN108843851 A CN 108843851A CN 201811115477 A CN201811115477 A CN 201811115477A CN 108843851 A CN108843851 A CN 108843851A
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- disk
- password
- convex block
- combination disk
- self
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- 210000003734 kidney Anatomy 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005273 aeration Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 18
- 238000010276 construction Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Prevent filling structure the invention discloses a kind of self-closing coded lock being set in valve, the self-closing coded lock is anti-to fill structure setting in valve nozzle, and when non-aerating, coded lock prevents that filling structure can be closed automatically, prevent gas leakage.In inflation, the key apparatus on filing gun is needed to prevent that filling structure is unlocked to coded lock, after unlock（The second convex block on the first convex block and the second combination disk i.e. on first password disk is against together）, two combination disks generate gaps, and gas is passed through from the first arc venthole that gap location enters in the second combination disk when inflation, then is passed through from the second arc venthole held out against on nut, finally enter the air inlet/outlet inside valve nozzle.If do not unlock progress forced aeration, the first convex block and the second convex block misplace, and first password disk, which is bullied, presses to the movement of the second combination disk, first convex block is placed in the annular groove of the second combination disk, and first password disk covers the second combination disk, and gas be connected can not, therefore, anti-fill has been achieved the purpose that.
Description
Technical field
The present invention relates to LPG valve technical fields, and it is close to particularly relate to a kind of self-closing being set in valve
Code lock is anti-to fill structure.
Background technique
In recent years, liquefied gas has quickly entered huge numbers of families as a kind of New-type fuel, but due to filling liquefied gas
Cylinder for liquefied gas security risk that may be present can injure the person of user and the safety of property.
Currently, filling a business there are many non-normal, these, which are filled, does not fill money a little in lpg filling industry
Matter, filling equipment and fills the requirement that national regulation is not achieved in technology, and when inflating to cylinder for liquefied gas, there are biggish safety
Hidden danger.
To ensure that user's security of the lives and property, cylinder for liquefied gas smart valve used at present have the function of that fixed point fills, into
And cylinder for liquefied gas is made to fill mode using fixed point, perfect management archives can be established for cylinder for liquefied gas.But it is above-mentioned
Smart valve is actual in use, violation operation or malicious sabotage（Such as intelligence can be opened using strong magnetic or when steel cylinder is deflated
Energy threshold）, cause cylinder for liquefied gas limit to fill failure, cause the use of cylinder for liquefied gas there are biggish security risk, seriously threaten
The security of the lives and property of user.
Therefore, it is necessary to be provided with corresponding anti-charging device in valve body to solve problems, in the prior art, valve nozzle
Interior coded lock technology is still not perfect, and needs to improve.
Summary of the invention
Aiming at the shortcomings in the prior art, it is set in valve the technical problem to be solved in the present invention is that providing one kind
Self-closing coded lock anti-fill structure.
In order to solve the above technical problems, the present invention is realized by following scheme：A kind of self-closing being set in valve
Coded lock is anti-to fill structure, and the coded lock is anti-to fill structure setting in valve nozzle, including self-closing spring, holds out against nut, is second close
Code-disc, combination disk reset spring, first password disk, the second coded shaft, fixing sleeve and first password axis, the fixed external threading
It is connected in the valve nozzle, first password axis is provided in through-hole, the outer end of the first password axis is provided with for unlocking
Flat recess, inner end be round bar, the round bar bottom is provided with kidney ellipsoid stage portion, bar portion is successively inserted in the second password
Axis, first password disk, combination disk reset spring, the second combination disk and nut is held out against, the disc court of second coded shaft
It is provided with cylindrical sleeve to the face center in inflation direction, the side-walls of the cylindrical sleeve are provided with unlock raised line, described second is close
Code axis is provided with the kidney ellipsoid slot with the cooperation of kidney ellipsoid stage portion backwards to the face in inflation direction, and the kidney ellipsoid stage portion is placed in waist
In circular trough, rotation first password axis be able to drive the second coded shaft rotation, the first password disk, combination disk reset spring with
And second combination disk be successively inserted in cylindrical sleeve, the first password disk is provided with for the unlock that passes through of unlock raised line
Slot, opposite face is provided with the first convex block for driving the second password disc spins with second combination disk, described
Second combination disk is provided with the second convex block, and second convex block and first convex block are in on the circumference of radius, and described second
Convex block and the first convex block mutually withstand as unlocked state, and first convex block is placed in the annular groove where second convex block,
First password disk covers the second combination disk, this state is blocking, can not inflate.
Further, the circle set external wall of upper portion of the fixing sleeve is provided with external screw thread, in oral area circle bisector outwardly
Several gap slots are provided with, and the oral area through-hole wall outwardly is provided with bowl face；
The circle set lower diameter of the fixing sleeve is less than the diameter on circle set top, and outer wall is provided with the first circular groove, and described first
The first O-shaped ring is cased on circular groove, first O-shaped ring is close to valve nozzle inner wall and forms sealing structure；
The oral area of the fixing sleeve inwardly is provided with annulus groove face, and is provided with flange collar between annulus groove face and through-hole oral area.
Further, the first password axis is towards being provided with four in the circle bisector of the outer end cylinder outer wall in valve nozzle aperture
The face of a arch groove, four arch grooves towards inflation direction forms a kidney-shaped plate body.
Further, round bar outer end outer wall is provided with external screw thread, and stop nut is threaded onto described on the external screw thread
It two coded shafts, first password disk, combination disk reset spring, the second combination disk and holds out against nut and fixes.
Further, the kidney ellipsoid slot is set in rotary table, the first annular groove is provided on the outside of the rotary table, at this
Gasket is provided in first annular groove, the diameter of the gasket is greater than fixed cover endoporus mouth diameter, can be butted on convex
Sealing structure is formed on circle.
Further, the face of first password disk towards the disc is provided with boss, is provided with axis in the middle part of the boss
Hole, axis hole side wall are provided with solution locked groove, and the plateau sidewall is inclined-plane, and the first password disk is provided with backwards to the face of disc
Second annular groove, the second annular groove inner ring are provided with the second flange collar, are provided with third in the circle of second flange collar
Annular groove, the solution locked groove and the first convex block are arranged on the groove face of the third annular groove.
Further, second combination disk is provided with outer ring body and inner ring body, leads between the outer ring body and inner ring body
The connection of several connecting columns is crossed, forms the first arc venthole between each connecting column, the second combination disk lateral wall is provided with
The one recessed circle of circle, is socketed with the second O-shaped ring in the recessed circle, and second O-shaped ring contacts to form sealing knot with valve nozzle inner wall
Structure, inner ring body lateral wall foundation ring have been arranged radially a ring face, and combination disk reset spring one end is against on the anchor ring,
The other end is against on the second annular groove on first password disk.
Further, the nut that holds out against is plate-like, is provided centrally with through-hole, the nut that holds out against is placed on first password
After axis, the end of second coded shaft is against the through-hole edge, and the nut edge that holds out against is provided with the second arc of ring array
Shape venthole, the first arc venthole on the second arc venthole and the second combination disk is coaxial aperture, is held out against described
Nut lateral wall is lacked there are two side plane, and two side planes, which are in, holds out against nut diameter both ends.
Further, the intracorporal air inlet/outlet edge of the valve nozzle chamber is provided with volute spring, the width of the volute spring
End is against the intracorporal air inlet/outlet edge of valve nozzle chamber, and narrow end is against described hold out against in the disk of nut.
Compared with the existing technology, the beneficial effects of the invention are as follows：Self-closing coded lock of the present invention prevents that filling structure setting exists
In valve nozzle, when non-aerating, coded lock prevents that filling structure can be closed automatically, prevent gas leakage.
In charging, the key apparatus on filing gun is needed to prevent that filling structure is unlocked to coded lock, after unlock（I.e.
The second convex block on the first convex block and the second combination disk on first password disk is against together）, two combination disks generation gaps are filled
Gas is passed through from the first arc venthole that gap location enters in the second combination disk when gas, then from the second arc held out against on nut
Venthole passes through, and finally enters the air inlet/outlet inside valve nozzle.
If do not unlock progress forced aeration, the first convex block on first password disk and second in the second combination disk are convex
Block dislocation, first password disk, which is bullied, presses to the movement of the second combination disk, and the first convex block is placed in the annular groove of the second combination disk, and first
Combination disk covers the second combination disk, and gas be connected can not, therefore, has achieved the purpose that anti-fill.
Detailed description of the invention
Fig. 1 is valve mechanism schematic diagram of the present invention；
Fig. 2 be valve nozzle of the present invention inside self-closing coded lock prevent fill structure it is self-closing after cross-sectional view；
Fig. 3 is the anti-external structure schematic diagram for filling structure of self-closing coded lock of the present invention；
Fig. 4 is the anti-external structure perspective view for filling structure of self-closing coded lock of the present invention；
Fig. 5 is the cross-sectional view of Fig. 4；
Fig. 6 is fixing sleeve the first viewing angle constructions schematic diagram of the invention；
Fig. 7 is fixing sleeve the second viewing angle constructions schematic diagram of the invention；
Fig. 8 is fixing sleeve third viewing angle constructions schematic diagram of the invention；
Fig. 9 is first password axis the first viewing angle constructions schematic diagram of the invention；
Figure 10 is first password axis the second viewing angle constructions schematic diagram of the invention；
Figure 11 is second coded shaft the first viewing angle constructions schematic diagram of the invention；
Figure 12 is second coded shaft the second viewing angle constructions schematic diagram of the invention；
Figure 13 is first password disk the first viewing angle constructions schematic diagram of the invention；
Figure 14 is first password disk the second viewing angle constructions schematic diagram of the invention；
Figure 15 is second combination disk the first viewing angle constructions schematic diagram of the invention；
Figure 16 is second combination disk the second viewing angle constructions schematic diagram of the invention；
Figure 17 holds out against nut structure diagram for of the invention；
Figure 18 is stop nut structural schematic diagram of the invention；
Figure 19, which is that self-closing coded lock of the invention is anti-, fills the liquefied gas airintake direction schematic diagram after structure is opened；
Figure 20, which is that self-closing coded lock of the invention is anti-, fills the coded lock closing structure schematic diagram after structure is filled by force.
Specific embodiment
The preferred embodiment of the present invention is described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Embodiment 1：
Attached drawing 1-5 is please referred to, a kind of self-closing coded lock being set in valve of the invention is anti-to fill structure, and the coded lock is anti-
Structure setting is filled in valve nozzle 3, including self-closing spring 41, holds out against nut 43, the second combination disk 44, combination disk reset spring
46, first password disk 47, the second coded shaft 48, fixing sleeve 51 and first password axis 52, the fixing sleeve 51 are threadedly connected to
In the valve nozzle 3, first password axis 52 is provided in through-hole, the outer end of the first password axis 52 is provided with for unlock
Flat recess 522, inner end are round bar 523,523 bottom of round bar are provided with kidney ellipsoid stage portion 524, bar portion is successively inserted in
Second coded shaft 48, first password disk 47, combination disk reset spring 46, the second combination disk 44 and nut 43 is held out against, described
The disc 481 of two coded shafts 48 towards inflation direction face center at be provided with cylindrical sleeve 482, in the side of the cylindrical sleeve 482
Unlock raised line 483 is provided at wall, second coded shaft 48 is provided with and kidney ellipsoid stage portion 524 backwards to the face in inflation direction
The kidney ellipsoid slot 486 of cooperation, the kidney ellipsoid stage portion 524 are placed in kidney ellipsoid slot 486, and rotation first password axis 52 being capable of band
Dynamic second coded shaft 48 rotation, the first password disk 47, combination disk reset spring 46 and the second combination disk 44 are successively inserted in
In cylindrical sleeve 482, the first password disk 47 is provided with for the solution locked groove 472 that passes through of unlock raised line 483, and described
The opposite face of second combination disk 44 is provided with the first convex block 473 for driving second combination disk 44 to rotate, and described second
Combination disk 44 is provided with the second convex block 445, and second convex block 445 and first convex block 473 are in on the circumference of radius, institute
It states the second convex block 445 and the first convex block 473 mutually withstands as unlocked state, first convex block 473 is placed in second convex block
In annular groove 446 where 445, first password disk 47 covers the second combination disk 47, this state is blocking, Wu Fachong
Gas.
As shown in figs 6-8, a preferred technical solution of the present invention：The circle set external wall of upper portion of the fixing sleeve 51 is provided with
External screw thread, oral area outwardly, which is justified, is provided with several gap slots 511 in bisector, and the oral area through-hole wall outwardly is provided with
Bowl face 513；
The circle set lower diameter of the fixing sleeve 51 is less than the diameter on circle set top, and outer wall is provided with the first circular groove 512, described
The first O-shaped ring 50 is cased on first circular groove 512, first O-shaped ring 50 is close to valve nozzle inner wall and forms sealing structure；
The oral area of the fixing sleeve 51 inwardly is provided with annulus groove face 514, and is arranged between annulus groove face 514 and through-hole oral area
There is flange collar 515.
As shown in figs. 9-10, a preferred technical solution of the present invention：The first password axis 52 is towards valve nozzle aperture
There are four arch grooves 521, the face in four arch grooves 521 towards inflation direction to be formed for setting in the circle bisector of outer end cylinder outer wall
One kidney-shaped plate body.
A preferred technical solution of the present invention：The 523 outer end outer wall of round bar is provided with external screw thread, and stop nut 42 revolves
In on the external screw thread by second coded shaft 48, first password disk 47, combination disk reset spring 46, the second combination disk 44 and
It is fixed to hold out against nut 43.
As depicted in figs. 11-12, the kidney ellipsoid slot 486 is set in rotary table 485, and is provided on the outside of the rotary table 485
One annular groove 484 is provided with gasket 49 in first annular groove 484, and the diameter of the gasket 49, which is greater than, to be fixed
51 inner orifice diameters are covered, can be butted in flange collar 515 and form sealing structure.
As illustrated in figs. 13-14, a preferred technical solution of the present invention：The first password disk 47 is towards disc 481
Face be provided with boss 471, be provided with axis hole in the middle part of the boss 471, axis hole side wall is provided with solution locked groove 472, the boss
471 side walls are inclined-plane, and the first password disk 47 is provided with the second annular groove, second circle backwards to the face of disc 481
Annular groove inner ring is provided with the second flange collar 474, and third annular groove, the unlock are provided in the circle of second flange collar 474
Slot 472 and the first convex block 473 are arranged on the groove face of the third annular groove.
As shown in figures 15-16, a preferred technical solution of the present invention：Second combination disk 44 is provided with outer ring body
441 and inner ring body 442, it is connected between the outer ring body 441 and inner ring body 442 by several connecting columns, between each connecting column
The first arc venthole 444 is formed, 44 lateral wall of the second combination disk is provided with the recessed circle 443 of a circle, in 443 inner sleeves of recessed circle
It is connected to the second O-shaped ring 45, second O-shaped ring 45 contacts to form sealing structure with valve nozzle inner wall, outside the inner ring body 442
Side wall foundation ring has been arranged radially a ring face, and described 46 one end of combination disk reset spring is against on the anchor ring, and the other end is against
On the second annular groove in one combination disk 47.
As shown in figure 17, a preferred technical solution of the present invention：The nut 43 that holds out against is plate-like, is provided centrally with
Through-hole, described to hold out against after nut 43 is placed on first password axis 52, the end of second coded shaft 48 is against the through-hole edge, institute
It states and holds out against 43 edge of nut and be provided with the second arc of ring array venthole 432, the second arc venthole 432 and second close
The first arc venthole 444 on code-disc 44 is coaxial aperture, is lacked in 43 lateral wall of nut that holds out against there are two side plane 431,
Two side planes, which are in, holds out against 43 diameter both ends of nut.
As shown in Fig. 2, the intracorporal air inlet/outlet edge of 3 chamber of valve nozzle is provided with volute spring 41, the volute spring
41 wide end is against the intracorporal air inlet/outlet edge of 3 chamber of valve nozzle, and narrow end is against described hold out against in the disk of nut 43.
Embodiment 2：Self-closing structure when valve unaerated.
As shown in Fig. 2, Fig. 2 is self-closing structure when valve does not fill, and in unaerated, the bullet of combination disk reset spring 46
Spring force jacks up first password disk, makes the second coded shaft described in first password disk stress and push-tight, and the second coded shaft stress makes
Gasket 49 thereon is pushed against in forming sealing structure in flange collar 515, this sealing structure is second anti-gas-leak structure, and first
It is intracavitary that anti-gas-leak structure is that setting is erected in valve body, screws valve handle and forms first of anti-gas-leak structure, when forgetting to close valve handle
When closing, the second anti-gas-leak structure in valve nozzle plays the role of anti-gas-leak.
Embodiment 3：Password unlocked step when valve is inflated.As shown in figure 19, dotted line is inflation direction schematic diagram.
Step 1, inflation wouldn't open, and need first to prevent self-closing coded lock to fill structure unlock, the key bit of filing gun
It is inserted into the flat recess 522 of first password axis 52；
Step 2 drives key bit to rotate clockwise, key bit drives according to the control chip algorithm in filing gun by motor
The rotation of first password axis, 486 sets of kidney ellipsoid slot on the second coded shaft in the kidney ellipsoid stage portion 524 on first password axis,
The rotation of first password axis drives the rotation of the second coded shaft, and unlock raised line 483 is inserted into the solution on first password disk on the second coded shaft
In locked groove 472, the rotation of the second coded shaft will drive first password disk and rotate together；
Step 3, after first password disc spins, the second coded shaft continues to rotate clockwise, and unlocking raised line thereon, to will drive second close
Code-disc upper protruding block 445 rotates, and rotate by a certain angle A, and the second combination disk is in zero position at this time；
Step 4, then makes first password axis rotated counterclockwise by angle B again, which can make first password disk convex
Block and the second combination disk upper protruding block are opposite；
Step 5, filing gun start gas-filled switching tube, and liquefied gas enters valve nozzle, since the first convex block and the second convex block are opposite, first
Gap is formed between combination disk and the second combination disk, liquefied gas enters the first arc venthole in the second combination disk along the gap
It 444 and passes through, then is passed through from the second arc venthole 432 for holding out against nut 43, last liquid from the first arc venthole 444
Change gas and enters the air inlet/outlet inside valve nozzle.
Embodiment 4：When valve nozzle is filled by force, self-closing coded lock of the invention is anti-to fill that structure is anti-to fill that steps are as follows：
As shown in figure 20, when valve nozzle is filled by force, the pressure that first password disk will receive liquefied gas covers the second combination disk, makes
One combination disk and the second combination disk form sealing, and liquefied gas cannot be introduced into valve inner.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, all benefits
The equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other phases
The technical field of pass, is included within the scope of the present invention.
Claims (9)
1. a kind of self-closing coded lock being set in valve is anti-to fill structure, the coded lock is anti-to fill structure setting in valve nozzle
（3）It is interior, it is characterised in that：Including self-closing spring（41）, hold out against nut（43）, the second combination disk（44）, combination disk reset spring
（46）, first password disk（47）, the second coded shaft（48）, fixing sleeve（51）And first password axis（52）, the fixing sleeve
（51）It is threadedly connected to the valve nozzle（3）It is interior, first password axis is provided in through-hole（52）, the first password axis（52）'s
Outer end is provided with the flat recess for unlock（522）, inner end is round bar（523）, in the round bar（523）Bottom is provided with oval
Shape stage portion（524）, bar portion is successively inserted in the second coded shaft（48）, first password disk（47）, combination disk reset spring（46）,
Second combination disk（44）And hold out against nut（43）, second coded shaft（48）Disc（481）Towards inflation direction
Face is provided with cylindrical sleeve at center（482）, in the cylindrical sleeve（482）Side-walls be provided with unlock raised line（483）, described second
Coded shaft（48）Face backwards to inflation direction is provided with and kidney ellipsoid stage portion（524）The kidney ellipsoid slot of cooperation（486）, the waist
Step cutting pattern portion（524）It is placed in kidney ellipsoid slot（486）It is interior, rotate first password axis（52）It is able to drive the second coded shaft（48）Turn
It is dynamic, the first password disk（47）, combination disk reset spring（46）And second combination disk（44）Successively it is inserted in cylindrical sleeve（482）
On, the first password disk（47）It is provided with for the unlock raised line（483）The solution locked groove passed through（472）, with described
Two combination disks（44）Opposite face is provided with for driving second combination disk（44）First convex block of rotation（473）, described
Second combination disk（44）It is provided with the second convex block（445）, second convex block（445）With first convex block（473）In with half
On the circumference of diameter, second convex block（445）With the first convex block（473）It mutually withstands as unlocked state, first convex block
（473）It is placed in second convex block（445）The annular groove at place（446）It is interior, first password disk（47）By the second combination disk（47）
It covers, this state is blocking, can not be inflated.
2. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The fixing sleeve（51）Circle set external wall of upper portion be provided with external screw thread, is provided with several notches in oral area outwardly circle bisector
Slot（511）, and the oral area through-hole wall outwardly is provided with bowl face（513）；
The fixing sleeve（51）Circle set lower diameter be less than the diameter on circle set top, outer wall is provided with the first circular groove（512）,
First circular groove（512）On be cased with the first O-shaped ring（50）, first O-shaped ring（50）Abutting valve nozzle inner wall forms close
Seal structure；
The fixing sleeve（51）Oral area inwardly is provided with annulus groove face（514）, and in annulus groove face（514）With through-hole oral area it
Between be provided with flange collar（515）.
3. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The first password axis（52）There are four arch grooves for setting on towards the circle bisector of the outer end cylinder outer wall in valve nozzle aperture
（521）, four arch grooves（521）A kidney-shaped plate body is formed towards the face in inflation direction.
4. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The round bar（523）Outer end outer wall is provided with external screw thread, stop nut（42）It is threaded onto second coded shaft on the external screw thread
（48）, first password disk（47）, combination disk reset spring（46）, the second combination disk（44）And hold out against nut（43）It is fixed.
5. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The kidney ellipsoid slot（486）It is set to rotary table（485）It is interior, the rotary table（485）Outside is provided with the first annular groove（484）,
In first annular groove（484）Inside it is provided with gasket（49）, the gasket（49）Diameter be greater than fixing sleeve（51）It is interior
Orifice diameter can be butted on flange collar（515）Upper formation sealing structure.
6. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The first password disk（47）Towards disc（481）Face be provided with boss（471）, the boss（471）Middle part is provided with
Axis hole, axis hole side wall are provided with solution locked groove（472）, the boss（471）Side wall is inclined-plane, the first password disk（47）Backwards
Disc（481）Face be provided with the second annular groove, the second annular groove inner ring is provided with the second flange collar（474）, institute
State the second flange collar（474）Circle in be provided with third annular groove, the solution locked groove（472）And first convex block（473）It is respectively provided with
On the groove face of the third annular groove.
7. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
Second combination disk（44）It is provided with outer ring body（441）And inner ring body（442）, the outer ring body（441）And inner ring body（442）
Between connected by several connecting columns, the first arc venthole is formed between each connecting column（444）, second combination disk
（44）Lateral wall is provided with the recessed circle of a circle（443）, in the recessed circle（443）Inside it is socketed with the second O-shaped ring（45）, the 2nd O
Type cushion rubber（45）It contacts to form sealing structure with valve nozzle inner wall, the inner ring body（442）Lateral wall foundation ring has been arranged radially a circle
Anchor ring, the combination disk reset spring（46）One end is against on the anchor ring, and the other end is against first password disk（47）On second
On annular groove.
8. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
It is described to hold out against nut（43）For plate-like, it is provided centrally with through-hole, it is described to hold out against nut（43）It is placed on first password axis（52）Afterwards,
Second coded shaft（48）End be against the through-hole edge, it is described to hold out against nut（43）Edge is provided with ring array second
Arc venthole（432）, the second arc venthole（432）With the second combination disk（44）On the first arc venthole
（444）For coaxial aperture, nut is held out against described（43）Lateral wall is scarce, and there are two side planes（431）, two side planes, which are in, to be held out against
Nut（43）Diameter both ends.
9. a kind of self-closing coded lock being set in valve according to claim 1 is anti-to fill structure, it is characterised in that：
The valve nozzle（3）The intracorporal air inlet/outlet edge of chamber is provided with volute spring（41）, the volute spring（41）Wide end be against
Valve nozzle（3）The intracorporal air inlet/outlet edge of chamber, narrow end, which is against, described holds out against nut（43）Disk on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115477.9A CN108843851B (en) | 2018-09-25 | 2018-09-25 | Self-closing coded lock anti-filling structure arranged in valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115477.9A CN108843851B (en) | 2018-09-25 | 2018-09-25 | Self-closing coded lock anti-filling structure arranged in valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108843851A true CN108843851A (en) | 2018-11-20 |
| CN108843851B CN108843851B (en) | 2024-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115477.9A Active CN108843851B (en) | 2018-09-25 | 2018-09-25 | Self-closing coded lock anti-filling structure arranged in valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220114A (en) * | 2019-06-27 | 2019-09-10 | 金基精密科技（深圳）有限公司 | A kind of non-dismountable self-closing valve of liquefied gas bottle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196268Y (en) * | 2007-11-16 | 2009-02-18 | 林庆辉 | Cipher code bottle valve |
| CN106639654A (en) * | 2016-11-08 | 2017-05-10 | 深圳市兰洋科技有限公司 | Lock cylinder structure of coded lock |
| US20180028769A1 (en) * | 2010-04-13 | 2018-02-01 | Advanced Interactive Response Systems, LLC | Gas supply warning and communication system |
| CN207394350U (en) * | 2017-10-22 | 2018-05-22 | 浙江镔利科技有限公司 | A kind of liquefied gas bottle wisdom charge gun |
| CN207848975U (en) * | 2018-02-01 | 2018-09-11 | 深圳安博智控科技有限公司 | A kind of liquefied petroleum gas valve fills self-closing structure with anti- |
| CN208967201U (en) * | 2018-09-25 | 2019-06-11 | 深圳安博智控科技有限公司 | A kind of self-closing coded lock being set in valve is anti-to fill structure |
-
2018
- 2018-09-25 CN CN201811115477.9A patent/CN108843851B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196268Y (en) * | 2007-11-16 | 2009-02-18 | 林庆辉 | Cipher code bottle valve |
| US20180028769A1 (en) * | 2010-04-13 | 2018-02-01 | Advanced Interactive Response Systems, LLC | Gas supply warning and communication system |
| CN106639654A (en) * | 2016-11-08 | 2017-05-10 | 深圳市兰洋科技有限公司 | Lock cylinder structure of coded lock |
| CN207394350U (en) * | 2017-10-22 | 2018-05-22 | 浙江镔利科技有限公司 | A kind of liquefied gas bottle wisdom charge gun |
| CN207848975U (en) * | 2018-02-01 | 2018-09-11 | 深圳安博智控科技有限公司 | A kind of liquefied petroleum gas valve fills self-closing structure with anti- |
| CN208967201U (en) * | 2018-09-25 | 2019-06-11 | 深圳安博智控科技有限公司 | A kind of self-closing coded lock being set in valve is anti-to fill structure |
Non-Patent Citations (1)
| Title |
|---|
| 张建民;苏青竹;彭国平;郭素琴;: "液化气充装系统设施优化改造", 沿海企业与科技, no. 03, 20 March 2011 (2011-03-20), pages 53 - 56 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220114A (en) * | 2019-06-27 | 2019-09-10 | 金基精密科技（深圳）有限公司 | A kind of non-dismountable self-closing valve of liquefied gas bottle |
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