CN206647577U - Hermetically sealed keying charge valve - Google Patents
Hermetically sealed keying charge valve Download PDFInfo
- Publication number
- CN206647577U CN206647577U CN201720316768.9U CN201720316768U CN206647577U CN 206647577 U CN206647577 U CN 206647577U CN 201720316768 U CN201720316768 U CN 201720316768U CN 206647577 U CN206647577 U CN 206647577U
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- China
- Prior art keywords
- sleeve
- transmission parts
- keying
- closure
- adapter
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- Expired - Fee Related
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Abstract
The utility model provides a kind of hermetically sealed keying charge valve, including with lower component：Adapter, adapter are used to connect source of the gas；Sleeve, sleeve are tightly connected with adapter, and sleeve inner is provided with the gas passage connected with adapter；Attaching nut, attaching nut are socketed with sleeve, and spacing by the stage of sleeve outer wall, and attaching nut is used to be fixedly connected with storage tank, and the end face of sleeve is formed with storage tank and seal；Transmission parts, transmission parts are rotatably arranged in sleeve, one end of transmission parts is provided with torque transfer part, and transmission parts are formed close to the position of torque transfer part and sleeve and sealed, and the other end of transmission parts is flexibly connected in a manner of it can combine and depart from the closure of storage tank and transmits moment of torsion.By using above-mentioned structure, it can control in the deflated condition and be inflated device, simple to operate, the closure of storage tank can be the structure for being capable of self-locking, and security greatly improved.The utility model can also be used in the deflated condition.
Description
Technical field
It the utility model is related to gas valve field, it is particularly a kind of for air containers such as storage tank, gas cylinder, accumulators
Inflation and the hermetically sealed keying charge valve of exhaust.
Background technology
Common charge valve, inflated device need to carry out sealing blocking after charge valve is removed, the operation of the program compared with
For complexity, when being related to flammable explosive gas, larger potential safety hazard be present.Person centers in inflated dress can disconnect gas circuit
Device.Such as the gas individual layer switch valve of the improvement sealing described in the A of Chinese patent literature CN 104633137, bag
Valve body assembly is included, it sets air flue entrance, outlet, and valve element, in addition to moving armature are set in assembly, and valve body assembly one end sets electromagnet
；The back-moving spring that control valve is closed when also including electromagnet power-off；Valve element comprises at least valve rod and valve block；Valve block is one
And operated in along the axial translation of valve rod in valve body assembly；Be provided between air flue entrance, air passage outlet in valve body assembly with
Valve block coordinates to form the valve fixed part of valve mechanism；Normally off when valve mechanism normality is electromagnet no power
；Valve element also includes a pressure balance face, and it is relatively fixed with valve block, close between the additional air flue and air passage outlet of face connection
Insulate from but being connected with air flue entrance, and the admission pressure direction that pressure balance face is subject to by admission pressure direction and valve block
Conversely.Big flow, quick response injection, and better tightness during valve closing under the conditions of the valve gases at high pressure.Inflate simultaneously
It is also required to set the device that can disconnect gas circuit, such as aerating described in the U of Chinese patent literature CN 204127309 in device
The bicyclic sealing structure of rifle.The assembled scheme make be inflated device structure it is complex, especially the gas trap is employed along valve
The motion of the axial translation of bar, it is impossible to realize self-locking, easily leakage, is deposited for inflammable, explosive and toxic gas storage
In larger potential safety hazard.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of hermetically sealed keying charge valve, wherein being inflated device
Valve can be safe and reliable sealing, and self-locking, under gas replenishment process, pressure working condition, can control and be inflated from charge valve
The valve opening and closing of device.Raising is filled, the security in deflation course.
In order to solve the above technical problems, technical scheme is used by the utility model：A kind of hermetically sealed keying charge valve,
Including with lower component：
Adapter, adapter are used to connect source of the gas；
Sleeve, sleeve are tightly connected with adapter, and sleeve inner is provided with the gas passage connected with adapter；
Attaching nut, attaching nut are socketed with sleeve, and spacing by the stage of sleeve outer wall, and attaching nut is used for and storage tank
It is fixedly connected, and the end face of sleeve is formed with storage tank and seal；
Transmission parts, transmission parts are rotatably arranged in sleeve, and one end of transmission parts is provided with torque transfer part, are passed
Dynamic component is formed close to the position of torque transfer part and sleeve and sealed, and the closure of the other end and storage tank of transmission parts is can combine
It is flexibly connected with the mode of disengaging and transmits moment of torsion.
In preferable scheme, adapter is additionally provided with the vent valve for releasing residual air in gas passage.
In preferable scheme, sleeve intersects socket with adapter, and passage is provided with by gas passage with turning in sleeve outer wall
Fittings.
In preferable scheme, connected by the first threaded portion between drive mandrel and sleeve, passed through between storage tank and closure
Second threaded portion connects, and the first threaded portion is identical with the rotation direction of the second threaded portion.
In preferable scheme, the other end of transmission parts is provided with moment of torsion pass segment, between moment of torsion pass segment and closure mutually
It is socketed and can moves axially and transmit mutually moment of torsion.
In preferable scheme, described transmission parts include mutually socket-connecting to move to axial and transmitting the transmission of moment of torsion
Mandrel and drive link, spring is provided between drive mandrel and drive link, drive mandrel is reached outside sleeve, drive link and envelope
Stifled connection.
In preferable scheme, described transmission parts include drive mandrel and the drive link mutually to socket-connect, in drive mandrel
Outer wall be provided with kidney slot vertically, sliding pin is connected through kidney slot with drive link, so that drive link can be in kidney slot
Stroke in slide；
Drive mandrel is reached outside sleeve, and drive link connects with closure.
In preferable scheme, spring is provided between drive mandrel and drive link, one be socketed in drive link and drive mandrel
End is provided with jackshaft, and spring is through on jackshaft.
In preferable scheme, closure is threadedly coupled with storage tank, and the end face of closure is formed with storage tank to be sealed.
A kind of hermetically sealed keying charge valve provided by the utility model, can be in inflation shape by using above-mentioned structure
Under state, i.e., in the state of there are elevated pressures in charge valve, control and be inflated device, such as the keying of storage tank, and it is simple to operate
Convenient, the closure of storage tank can be the structure for being capable of self-locking, and security greatly improved.Hermetically sealed keying of the present utility model is filled
Air valve can also be used in the deflated condition.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is schematic front view of the present utility model.
Fig. 2 is Fig. 1 A-A schematic cross-sectional views.
Fig. 3 is Fig. 1 B-B schematic cross-sectional views.
Fig. 4 is the utility model middle sleeve and the partial enlarged view of the preferred attachment structure of attaching nut.
In figure：Storage tank 1, closure 2, drive link 3, sliding pin 4, sleeve 5, spring 6, adapter 7, drive mandrel 8, vent valve
9, jackshaft 10, attaching nut 11, the first threaded portion 12, the 3rd threaded portion 13, the second threaded portion 14, gas source interface 15, pressure
Table interface 16, first gas path 17, second gas path 18, torque transfer part 19.
Embodiment
Embodiment 1：
Referring in Fig. 1 ~ 3, a kind of hermetically sealed keying charge valve, including with lower component：
Adapter 7, adapter are used to connect source of the gas；
Sleeve 5, sleeve 5 are tightly connected with adapter 7, and the inside of sleeve 5 is provided with the gas passage connected with adapter 7；
Attaching nut 11, attaching nut 11 and the pivot bush unit of sleeve 5, and, attaching nut spacing by the stage of the outer wall of sleeve 5
11 are used to be fixedly connected with storage tank 1, such as storage tank 1 is provided with external screw thread, is fixedly connected with the internal thread of attaching nut 11, i.e., logical
Cross the 3rd threaded portion 13 to connect, and the end face of sleeve 5 is formed with the air inlet end face of storage tank 1 and seal, in this example, sleeve 5
End face is provided with sealing ring；
Transmission parts, transmission parts are rotatably arranged in sleeve 5, and one end of transmission parts is stretched out outside sleeve 5, stretches
The termination gone out is provided with torque transfer part 19.Or it is preferable, one end of transmission parts does not stretch out sleeve 5, at the end of transmission parts
The torque transfer part 19 sunk in the setting of face, such as interior hexagonal or interior corner blind hole, transmission parts are close to the position of torque transfer part 19
Put to be formed with sleeve 5 and seal, the other end of transmission parts is flexibly connected with the closure 2 of storage tank 1 in a manner of it can combine and depart from
And moment of torsion is transmitted, in preferable scheme, closure 2 is threadedly coupled with storage tank 1, and the end face and storage tank 1 for blocking 2 form sealing.Thus
Structure, operating personnel are by operating transmission parts, you can are opened and closed between control storage tank 1 and closure 2, and this keying control can
It is under high pressure conditions and is controlled in inflated condition, in charge valve.Security greatly improved.
In preferable scheme such as Fig. 1, adapter 7 is additionally provided with the vent valve 9 for releasing residual air in gas passage.Thus structure,
The residual air released in charge valve can be installed, make the air pressure in charge valve always, be easy to remove charge valve with atmospheric pressure.
In preferable scheme such as Fig. 1,2, sleeve 5 intersects socket with adapter 7, and passage is provided with by gas in the outer wall of sleeve 5
Body path connects with adapter 7.Thus structure, it is easy to the sealing arrangement of sleeve 5 and adapter 7.
Torque transfer part 19 is that square toes bar, hexagonal bar, interior hexagonal bar, cross channel bar or spline rod etc. are easy to clamp in this example
With the structure for transmitting moment of torsion.
Embodiment 2：
In the structure of embodiment 1, transmission parts can also need to operator in use and apply along axial-movement
Add axial power, operation more bothers.On the basis of embodiment 1, in preferable scheme such as Fig. 1, drive mandrel 8 and sleeve 5
Between connected by the first threaded portion 12, connected between storage tank 1 and closure 2 by the second threaded portion 14, the first threaded portion 12 with
The rotation direction of second threaded portion 14 is identical.Thus structure, the first threaded portion 12 and the second threaded portion 14 of setting, makes operator only need
Rotation torque transfer part 19, without applying axial force again, operation is more convenient.
In preferable scheme, the other end of transmission parts is provided with moment of torsion pass segment, between moment of torsion pass segment and closure 2 mutually
It is socketed and can moves axially and transmit mutually moment of torsion.For example, closure 2 is provided with inner hexagonal hole, moment of torsion pass segment is hexagonal bar, works as torsion
Square pass segment, which is inserted into inner hexagonal hole, can transmit moment of torsion.Or moment of torsion pass segment can also be square toes bar, interior hexagonal bar, cross
Channel bar or spline rod etc. are easy to clamp and transmit the structure of moment of torsion.
Or opposite, moment of torsion pass segment is provided with inner hexagonal hole, and closure 2 is hexagonal bar, and the two, which mutually socket-connects, transmits moment of torsion.
Closure 2 can also be the structure that moment of torsion is easy to clamp and transmitted to square toes bar, interior hexagonal bar, cross channel bar or spline rod etc..
Embodiment 3：
In example 2, when the first threaded portion 12 is different from the pitch of the second threaded portion 14, can cause to interfere with each other, because
This limits the operation strategies in embodiment 2.
In preferable scheme such as Fig. 1 ~ 3, described transmission parts, which include mutually socket-connecting, can move to axial and transmit torsion
The drive mandrel 8 and drive link 3 of square, spring 6 is provided between drive mandrel 8 and drive link 3, drive mandrel 8 reaches sleeve 5
Outside, drive link 3 is connected with closure 2.Thus structure, the spring 6 of setting and the drive mandrel 8 and drive link that mutually socket-connect are passed through
3, it can compensate for the interference different and caused from the pitch of the second threaded portion 14 of the first threaded portion 12.By changing different connection spiral shells
Mother 11, charge valve of the present utility model is applicable on different storage tanks.
In further preferred scheme such as Fig. 1, described transmission parts include drive mandrel 8 and the drive link mutually to socket-connect
3, kidney slot vertically is provided with the outer wall of drive mandrel 8, sliding pin 4 is connected through kidney slot with drive link 3, so that transmission
Bar 3 can slide in the stroke of kidney slot；Thus structure, the axial displacement of drive link 3 is limited, avoids drive link 3 from coming off.
Drive mandrel 8 is reached outside sleeve 5, and drive link 3 is connected with closure 2.Drive link 3 and the attachment structure of closure 2,
Attachment structure between the moment of torsion pass segment in embodiment 2 and closure 2 is identical.
In preferable scheme, spring 6 is provided between drive mandrel 8 and drive link 3, is socketed in drive link 3 and drive mandrel 8
One end be provided with jackshaft 10, spring 6 is through on jackshaft 10.
Embodiment 4：
On the basis of embodiment 3, in further preferred scheme such as Fig. 1：Adapter 7 is enclosed on sleeve 5, and and sleeve
Formed and sealed by sealing ring between 5 outer wall, sleeve 5 is cylindrical sleeve, and sealing ring is two groups, respectively positioned at the side of sleeve 5
Above and below wall opening, the position-limit mechanism of limitation adapter 7 position, such as the stage and limit of lower section are provided with sleeve 5
Position nut, or stop nut is respectively provided with up and down, the structure is not shown in Fig. 1.
Inwall at the top of sleeve 5 is provided with sealing ring, and sealing ring and the outer wall of drive mandrel 8 form sealing.
The outer wall of the upper end of drive mandrel 8 is provided with the first gas path 17 of annular, is socketed in drive mandrel 8 and drive link 3
Position be provided with second gas path 18, the footpath that second gas path 18 passes through the side wall of drive mandrel 8 with first gas path 17
Connected to through hole.
Or gas passage is just arranged on the outer wall of drive mandrel 8 or/and the inwall of sleeve 5, in the first threaded portion 12
Position also is provided with gas passage.The side wall of closure 2 or the inwall of the air inlet of storage tank 1 also are provided with gas passage, closure 2 and storage tank 1
Depart from sealing state between air inlet end face, gas may pass through closure 2 and enter storage tank 1, or be discharged from storage tank 1.
In use, drive link 3 is inserted into closure 2, attaching nut 11 is tightened, adapter 7 is passed through gas source interface 15
It is reliably connected with source of the gas, it is preferred that be additionally provided with pressure gauge connection 16 in the side relative with gas source interface 15.In the work of spring 6
Under, drive link 3 retracts, and opens source of the gas, rotates drive mandrel 8, and drive link 3 drives the rotation of closure 2, closure 2 is connect with storage tank 1
Sealing state is touched, into inflated condition.After the completion of inflation, source of the gas is closed, rotates drive mandrel 8, is driven and blocked by drive link 3
2 reversely rotate, and closure 2 is formed with storage tank 1 and seal.Vent valve 9 is opened, the residual air being vented in charge valve, backs out attaching nut
11, that is, complete charge operation.The step of bleed air operation, is opposite.
In further preferred scheme such as Fig. 4, in the side wall of sleeve 5, it is additionally provided with positioned at the top of attaching nut 11 "T"-shaped
Pin 20, "T"-shaped pin 20 form the structure of similar check valve in the side wall of sleeve 5, and when attaching nut 11 is tightened, source of the gas is opened
Opening, "T"-shaped pin 20 is made the other end of "T"-shaped pin 20 reach outside the side wall of sleeve 5 by the pressure of charge valve inner high voltage,
It is limited attaching nut 11, it is impossible to be unscrewed, so as to avoid operating personnel's maloperation, only source of the gas is closed, charge valve
After interior residual air emptying, "T"-shaped pin 20 is using the side wall for being retracted into sleeve 5, so as to open attaching nut 11.Thus tie
Structure, further increase security.
The above embodiments are only optimal technical scheme of the present utility model, and are not construed as limit of the present utility model
System, the technical characteristic that the utility model is recorded, being capable of independent assortment on the premise of not conflicting mutually.Protection of the present utility model
The equivalent substitution of technical characteristic in the technical scheme that scope should be recorded with claim, including the technical scheme of claim record
Scheme is protection domain.Equivalent substitution i.e. within this range is improved, also within the scope of protection of the utility model.
Claims (10)
- A kind of 1. hermetically sealed keying charge valve, it is characterized in that including with lower component：Adapter（7）, adapter is for connecting source of the gas；Sleeve（5）, sleeve（5）With adapter（7）It is tightly connected, sleeve（5）Inside is provided with and adapter（7）The gas of connection leads to Road；Attaching nut（11）, attaching nut（11）With sleeve（5）Socket, and by sleeve（5）The stage of outer wall is spacing, attaching nut （11）For with storage tank（1）It is fixedly connected, and makes sleeve（5）End face and storage tank（1）Form sealing；Transmission parts, transmission parts are rotatably arranged on sleeve（5）Interior, one end of transmission parts is provided with torque transfer part （19）, transmission parts are close to torque transfer part（19）Position and sleeve（5）Form sealing, the other end and storage tank of transmission parts （1）Closure（2）It is flexibly connected in a manner of it can combine and depart from and transmits moment of torsion.
- 2. a kind of hermetically sealed keying charge valve according to claim 1, it is characterized in that：Adapter（7）It is additionally provided with releasing gas The vent valve of residual air in body path（9）.
- 3. a kind of hermetically sealed keying charge valve according to claim 1, it is characterized in that：Sleeve（5）With adapter（7）It is intersecting Socket, in sleeve（5）Outer wall is provided with passage by gas passage and adapter（7）Connection.
- 4. a kind of hermetically sealed keying charge valve according to claim 1 or 3, it is characterized in that：Drive mandrel（8）With sleeve （5）Between pass through the first threaded portion（12）Connection, storage tank（1）With closure（2）Between pass through the second threaded portion（14）Connection, first Threaded portion（12）With the second threaded portion（14）Rotation direction it is identical.
- 5. a kind of hermetically sealed keying charge valve according to claim 4, it is characterized in that：The other end of transmission parts, which is provided with, to be turned round Square pass segment, moment of torsion pass segment and closure（2）Between mutually socket-connect and can move axially and transmit mutually moment of torsion.
- 6. a kind of hermetically sealed keying charge valve according to claim 1 or 3, it is characterized in that：The other end of transmission parts is set There are moment of torsion pass segment, moment of torsion pass segment and closure（2）Between mutually socket-connect and can move axially and transmit mutually moment of torsion.
- 7. a kind of hermetically sealed keying charge valve according to claim 1 or 5, it is characterized in that：Described transmission parts include The drive mandrel of moment of torsion can be moved to axial and transmit by mutually socket-connecting（8）And drive link（3）, in drive mandrel（8）With transmission Bar（3）Between be provided with spring（6）, drive mandrel（8）Reach sleeve（5）Outside, drive link（3）With closure（2）Connection.
- 8. a kind of hermetically sealed keying charge valve according to claim 1 or 5, it is characterized in that：Described transmission parts include The drive mandrel mutually to socket-connect（8）And drive link（3）, in drive mandrel（8）Outer wall be provided with kidney slot vertically, sliding pin （4）Through kidney slot and drive link（3）Connection, so that drive link（3）It can be slided in the stroke of kidney slot；Drive mandrel（8）Reach sleeve（5）Outside, drive link（3）With closure（2）Connection.
- 9. a kind of hermetically sealed keying charge valve according to claim 8, it is characterized in that：Drive mandrel（8）With drive link（3） Between be provided with spring（6）, in drive link（3）With drive mandrel（8）One end of socket is provided with jackshaft（10）, spring（6）It is through Jackshaft（10）On.
- 10. a kind of hermetically sealed keying charge valve according to claim 1, it is characterized in that：Closure（2）With storage tank（1）Screw thread Connection, closure（2）End face and storage tank（1）Form sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720316768.9U CN206647577U (en) | 2017-03-29 | 2017-03-29 | Hermetically sealed keying charge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720316768.9U CN206647577U (en) | 2017-03-29 | 2017-03-29 | Hermetically sealed keying charge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206647577U true CN206647577U (en) | 2017-11-17 |
Family
ID=60279335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720316768.9U Expired - Fee Related CN206647577U (en) | 2017-03-29 | 2017-03-29 | Hermetically sealed keying charge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206647577U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061807A (en) * | 2017-03-29 | 2017-08-18 | 中船重工中南装备有限责任公司 | Hermetically sealed keying charge valve |
| CN109404721A (en) * | 2017-12-29 | 2019-03-01 | 长城汽车股份有限公司 | Hydrogen cylinder |
| CN110700350A (en) * | 2019-10-21 | 2020-01-17 | 林瑞婷 | Diaphragm type air pressure tank of non-negative pressure water supply system |
-
2017
- 2017-03-29 CN CN201720316768.9U patent/CN206647577U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061807A (en) * | 2017-03-29 | 2017-08-18 | 中船重工中南装备有限责任公司 | Hermetically sealed keying charge valve |
| CN109404721A (en) * | 2017-12-29 | 2019-03-01 | 长城汽车股份有限公司 | Hydrogen cylinder |
| CN110700350A (en) * | 2019-10-21 | 2020-01-17 | 林瑞婷 | Diaphragm type air pressure tank of non-negative pressure water supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |