CN206159603U - Valve switch device - Google Patents
Valve switch device Download PDFInfo
- Publication number
- CN206159603U CN206159603U CN201621081292.7U CN201621081292U CN206159603U CN 206159603 U CN206159603 U CN 206159603U CN 201621081292 U CN201621081292 U CN 201621081292U CN 206159603 U CN206159603 U CN 206159603U
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- valve
- closing device
- valve opening
- gear
- motor
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- 230000007246 mechanism Effects 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000003860 storage Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- NFGXHKASABOEEW-UHFFFAOYSA-N 1-methylethyl 11-methoxy-3,7,11-trimethyl-2,4-dodecadienoate Chemical compound COC(C)(C)CCCC(C)CC=CC(C)=CC(=O)OC(C)C NFGXHKASABOEEW-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model provides a valve switch device, include: a first drive assembly including a motor; the transmission structure is connected with the motor; the operation structure is connected with the transmission structure so that the motor drives the operation structure to rotate through the transmission structure, the operation structure is provided with an operation part, and the operation part is matched with a valve rod of the valve. The technical scheme of the utility model the valve among the prior art problem that intensity of labour is big when opening, closing has been solved effectively.
Description
Technical field
This utility model is related to the technical field of work equipment, in particular to a kind of valve opening/closing device.
Background technology
Ball valve is one of requisite equipment in production of hydrocarbons place, and the flowing for being mainly used in cutting off in gas pipeline is situated between
Matter, it is ensured that keep the safety in production in gas field.Due to the difference of process unit effect, gas pipeline pipe diameter size differs, matches somebody with somebody at gas storage scene
The ball valve size range that set is installed is from DN500mm to DN1200mm.According to the difference of ball valve installation site height from the ground
Different, employee need to stand the switching manipulation that carry out on the operational platform in operation.Mechanical transmission structure is installed, no inside ball valve
Preferably quickly switched, in the presence of having pressure reduction in pipeline before and after ball valve, when employee carries out at the scene flow process switching switching ball
Especially laborious, such as the ball valve of DN1200mm carries out switching manipulation by two people, rotates the number of turns up to more than 300 circles, takes nearly 45 minutes,
Labor intensity and the operating time of employee is not only increased, and gas storage scene such as need in case of emergency carry out flow process switching
When, ball valve can not be switched timely, have influence on gas storage safety in production.
Utility model content
Main purpose of the present utility model is to provide a kind of valve opening/closing device, is existed with solving valve of the prior art
The problem of high labor intensive during open and close.
To achieve these goals, this utility model provides a kind of valve opening/closing device, including：First drive component,
First drive component includes motor；Drive mechanism, drive mechanism is connected with motor；Operation structure, drive mechanism and operation knot
Structure is connected so that motor drives operation structure rotation, operation structure to have operating portion, operating portion and valve by drive mechanism
Valve rod be engaged.
Further, the first drive component also includes slowing-down structure, and motor is connected with slowing-down structure, slowing-down structure it is defeated
Go out end to be connected with drive mechanism.
Further, slowing-down structure includes being arranged on the first gear of outfan, and drive mechanism includes chain, operates structure
For second gear, chain is engaged with first gear and second gear.
Further, operating portion is the centre bore being arranged in second gear, and centre bore is engaged with valve rod.
Further, there is wedge hole in centre bore, there is wedge key on valve rod, wedge hole is engaged with wedge key so that second gear
Band ovable valve stem is rotated.
Further, valve opening/closing device includes base assembly, and base assembly includes base and hoistable platform, hoistable platform
It is arranged on base and can moves up and down, the first drive component is arranged on hoistable platform.
Further, base assembly also includes the second drive component, and the second drive component is arranged on base and is risen with driving
Drop platform is moved up and down.
Further, the second drive component also includes hydraulic structure and intersects arm configuration, and hydraulic structure drives transposition arm knot
Structure, the bottom for intersecting arm configuration is connected with base, and the top for intersecting arm configuration is connected with hoistable platform.
Further, hydraulic structure includes pedal, locking mechanism and hydraulic system, and pedal is connected with hydraulic system
With the rising for controlling to intersect arm configuration, locking mechanism is connected with hydraulic system so that intersecting arm configuration is fixed on predetermined altitude.
Further, the motor of valve opening/closing device is fire-proof motor.
Using the technical solution of the utility model, drive mechanism is driven by motor, operation structure is driven by drive mechanism,
Operation structure is operated to the valve rod of valve, so by motor the device that valve is opened and closed is reduced with ovable valve stem
Artificial operation.The technical solution of the utility model efficiently solves the problem of valve high labor intensive in open and close.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain this utility model, does not constitute to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment one according to valve opening/closing device of the present utility model.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling：
10th, the first drive component；11st, motor；12nd, slowing-down structure；121st, first gear；20th, drive mechanism；30th, operate
Structure；31st, operating portion；40th, base assembly；41st, base；42nd, hoistable platform；43rd, the second drive component；431st, hydraulic structure；
432nd, arm configuration is intersected.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing such as a device or feature shown in the figure and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Now, it is more fully described with reference to the accompanying drawings according to illustrative embodiments of the present utility model.However, these show
Example property embodiment can be implemented by many different forms, and should not be construed to be limited solely to reality set forth herein
Apply mode.It should be appreciated that these embodiments are provided so that disclosure of the present utility model is thoroughly and complete, and
The design of these illustrative embodiments is fully conveyed to into those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity,
Expand the thickness in layer and region, and make to be presented with like reference characters identical device, thus by omit to they
Description.
As shown in figure 1, the valve opening/closing device of embodiment one includes：First drive component 10, drive mechanism 20 and operation
Structure 30.First drive component includes motor 11.Drive mechanism 20 is connected with motor 11.Drive mechanism 20 and operation structure 30
Being connected operate structure 30 to rotate so that motor 11 is driven by drive mechanism 20, and operation structure 30 has operating portion 31, operation
Portion 31 is engaged with the valve rod of valve.
The technical scheme of Application Example one, by motor 11 drive mechanism 20 is driven, and by drive mechanism 20 operation is driven
Structure 30, operation structure 30 is operated to the valve rod of valve, so by motor 11 valve is opened and closed come band ovable valve stem
Device reduce artificial operation.The technical scheme of the present embodiment efficiently solves valve high labor intensive in open and close
Problem.
As shown in figure 1, in the technical scheme of embodiment one, the first drive component 10 also includes slowing-down structure 12, motor
11 are connected with slowing-down structure 12, and the outfan of slowing-down structure 12 is connected with drive mechanism 20.Said structure causes motor 11
Rotating speed of the rotation when valve is reached reduce, be so conducive to protecting valve.Certainly, as one skilled in the art will appreciate that
The output speed of slowing-down structure 12 can adjust also possible.
As shown in figure 1, in the technical scheme of embodiment one, slowing-down structure 12 includes being arranged on the first gear of outfan
121, drive mechanism 20 includes chain, and operation structure 30 is second gear, and chain matches with first gear 121 and second gear
Close.The setting of first gear 121 and second gear is convenient, and cost is relatively low.On the one hand drive mechanism 20 ensures for the structure of chain
Gear ratio is stablized, and the structure of another aspect chain can bear bigger power than the structure of belt.Certainly, as this area skill
Art personnel know, first gear 121 and second gear are belt pulley, and chain is also possible for the structure of belt.
As shown in figure 1, in the technical scheme of embodiment one, operating portion 31 is the centre bore being arranged in second gear,
Centre bore is engaged with valve rod.Said structure is compact, reduce energy loss, it is not necessary to add other structures again and valve rod is entered
Row operation.For example, second gear can also drive other parts to be driven, and other parts are again with ovable valve stem.
As shown in figure 1, in the technical scheme of embodiment one, there is wedge hole in centre bore, there is wedge key, wedge hole on valve rod
It is engaged with wedge key so that second gear band ovable valve stem is rotated.Said structure arranges easy, and processing is simple, easy for installation.It is existing
Valve on valve rod be wedge key form, the centre bore of second gear is processed as into the form in wedge hole and is just coordinated with wedge key.
As shown in figure 1, in the technical scheme of embodiment one, valve opening/closing device includes base assembly 40, base assembly
40 include base 41 and hoistable platform 42, and hoistable platform 42 is arranged on base 41 and can move up and down, the first drive component 10
It is arranged on hoistable platform 42.Said structure can cause the scope of application of valve opening/closing device wider, specifically, when need behaviour
The position of the valve of work can be by hoistable platform come lifting operation structure when higher.
As shown in figure 1, in the technical scheme of embodiment one, base assembly 40 also includes the second drive component 43, second
Drive component 43 is arranged on base 41 to drive hoistable platform 42 to move up and down.Said structure realizes the upper of hoistable platform 42
Lower movement.
As shown in figure 1, in the technical scheme of embodiment one, the second drive component 43 also includes hydraulic structure 431 and hands over
Yoke structure 432, hydraulic structure 431 drives and intersects arm configuration 432, and the bottom for intersecting arm configuration 432 is connected with base 41, hands over
The top of yoke structure 432 is connected with hoistable platform 42.Hydraulic structure 431 provides driving force to arm configuration 432 is intersected so that
Intersect arm configuration 432 to rise or decline.Said structure is simple, and cost is relatively low.
As shown in figure 1, in the technical scheme of embodiment one, hydraulic structure 431 includes pedal, locking mechanism and hydraulic pressure
System, pedal is connected to control to intersect the rising of arm configuration 432 with hydraulic system, and locking mechanism is connected with hydraulic system
So that intersecting arm configuration 432 is fixed on predetermined altitude.Said structure is easy to operate.Specifically, operator are trampling foot with foot
When pedal, intersect arm configuration 432 and rise, hoistable platform 42 reaches and locked with locking mechanism after the height specified, and so rises
Would not there are the fortuitous events such as the unexpected decline of hoistable platform 42 in drop platform 42.
As shown in figure 1, in the technical scheme of embodiment one, the motor of valve opening/closing device is fire-proof motor.Above-mentioned knot
Structure causes adaptability wider.For example, some be can apply to and inflammable and explosive place easily occurs.Specifically, valve switch dress
The other parts put can also be made as blast resistance construction, and it is also flame-proof switch for example to switch, and each moving parts is also anti-
Quick-fried part.
The difference of the valve opening/closing device and embodiment one of embodiment two is that hoistable platform adopts electric putter structure, when
So, as one skilled in the art will appreciate that in order to the balance electric putter structure of hoistable platform can simultaneously use multiple electric putters.
The valve opening/closing device of embodiment two includes：First drive component 10, drive mechanism 20 and operation structure 30.First
Drive component includes motor 11.Drive mechanism 20 is connected with motor 11.Drive mechanism 20 with operation structure 30 be connected so that
Motor 11 drives operation structure 30 to rotate by drive mechanism 20, and operation structure 30 has operating portion 31, operating portion 31 and valve
Valve rod be engaged.
The technical scheme of Application Example two, by motor 11 drive mechanism 20 is driven, and by drive mechanism 20 operation is driven
Structure 30, operation structure 30 is operated to the valve rod of valve, so by motor 11 valve is opened and closed come band ovable valve stem
Device reduce artificial operation.The technical scheme of the present embodiment efficiently solves valve high labor intensive in open and close
Problem.
In the technical scheme of embodiment two, the first drive component 10 also includes slowing-down structure 12, motor 11 and the knot that slows down
Structure 12 is connected, and the outfan of slowing-down structure 12 is connected with drive mechanism 20.Said structure causes the rotation of motor 11 passing
Reduce to rotating speed during valve, be so conducive to protecting valve.Certainly, as one skilled in the art will appreciate that slowing-down structure 12
Output speed can adjust also possible.
In the technical scheme of embodiment two, slowing-down structure 12 includes being arranged on the first gear 121 of outfan, transmission knot
Structure 20 includes chain, and operation structure 30 is second gear, and chain is engaged with first gear 121 and second gear.First gear
121 and second gear setting it is convenient, cost is relatively low.On the one hand drive mechanism 20 ensure that gear ratio is steady for the structure of chain
Fixed, the structure of another aspect chain can bear bigger power than the structure of belt.Certainly, know as those skilled in the art
Road, first gear 121 and second gear are belt pulley, and chain is also possible for the structure of belt.
In the technical scheme of embodiment two, operating portion 31 is the centre bore being arranged in second gear, centre bore and valve
Bar is engaged.Said structure is compact, reduce energy loss, it is not necessary to add other structures again and valve rod is operated.Example
Such as, second gear can also drive other parts to be driven, other parts valve rod with movable valve again.
In the technical scheme of embodiment two, there is wedge hole in centre bore, there is wedge key on valve rod, wedge hole matches with wedge key
Close so that second gear band ovable valve stem is rotated.Said structure arranges easy, and processing is simple, easy for installation.On existing valve
Valve rod is wedge key form, and the form that the centre bore of second gear is processed as wedge hole is just coordinated with wedge key.
In the technical scheme of embodiment two, valve opening/closing device includes base assembly 40, and base assembly 40 includes base
41 and hoistable platform 42, hoistable platform 42 is arranged on base 41 and can move up and down, and the first drive component 10 is arranged on lifting
On platform 42.Said structure can cause the scope of application of valve opening/closing device wider, specifically, when the valve for needing operation
Position can be by hoistable platform come lifting operation structure when higher.
This application provides a kind of simple structure, explosion-proof, easy to use, height-adjustable valve opening/closing device.Motor
High speed be rotated through reductor and reduce being kept after rotating speed 30 revs/min of the slow-speed of revolution dynamic by first gear and chain transmission
Power, band ovable valve stem at the uniform velocity rotates.Operator no longer need manual rotation's valve handle when valve switch is operated, only need to be by valve
After the height of switching device is adjusted by hoistable platform, second gear is connected on ball-valve valve rod and is capable of achieving the electronic of valve
Switching manipulation.
The technical scheme of the application is applied to valve (the particularly ball that electric operator is not installed in production of hydrocarbons place
Valve) switching manipulation.The technical scheme of the application, simple structure, it is convenient to use and maintain.The technical scheme of the application is used
Pedal hydraulic lifting mechanism, hoistable platform height can be adjusted at random, reduce the use length of driving chain.The application
Technical scheme mitigate labor strength, shorten the ball valve switch time, raise labour efficiency.
The technical scheme of the application can pass through to change first gear and second gear when at the scene switching ball is operated
Diameter is capable of achieving the velocity of rotation of controlled valve.During ball-valve valve rod diameter disunity, by changing in adjustment second gear
Bore dia can complete switching manipulation.When the setting height(from bottom) position of valve is different, it is not necessary to chain is changed, by hoistable platform
Height adjustment can complete switching manipulation to away from ball valve correct position.Power controling box is provided with and rotates and reverse controlling switch, moves
Dynamic formula operating platform is not required to switching position, and the switching manipulation of valve is completed by being parked in original place.
In the past gas storage ball valve because handwheel diameter reaches more than 800 millimeters, and was deposited when open and close are operated inside ball valve
In mechanical transmission component, hand wheel rotating resistance is larger, and one man operation is especially difficult, and scene generally requires to switch behaviour in double harness
Make, switch time reaches more than 45 minutes, and need employee to have suitable muscle power and endurance.And use the valve of the application
After switching device, you can the artificial operation of replacement completely, after need to only connecting ball-valve valve rod and this device, the height of operating platform is adjusted
Degree, you can complete the open and close to ball valve and operate, it is both time saving and energy saving, safety in production has been fully ensured that again, in production of hydrocarbons place tool
There is high application value.
When open and close ball valve is operated, according to ball valve position, movable operation platform is pushed under the ball valve for needing open and close
Side or side, the wedging key type handwheel of ball valve is pulled down, and the second gear for choosing is installed to into the wedge key position of ball-valve valve rod.The
One gear is installed on the output shaft of reductor, and driving chain is installed on two travelling gears.By the handle of locking mechanism
Lock clockwise, foot-treadle adjusts height of the lifting operation platform away from ball valve, keep two gears in same water
In plane.Switch on power, press the forward or reverse controlling switch on power controling box, you can realize to the driven opening of ball valve,
Operation is closed, it is both time saving and energy saving, safety in production has been fully ensured that again.
When open and close ball valve is operated, according to ball valve position, valve opening/closing device is pushed into needs the ball valve lower section of open and close
Or side, the wedging key type handwheel of ball valve is pulled down, the second gear for choosing is installed to into the wedge key position of ball-valve valve rod.First
Gear is installed on the output shaft of reductor, and chain is installed in first gear and second gear, and locking mechanism is clockwise
Direction is locked, foot-treadle, and in the presence of hydraulic system, mechanical energy is converted into hydraulic energy and promotes intersection arm configuration to lift upwards
Rise, adjust height of the lifting operation platform away from ball valve, holding first gear and second gear are in same level.Connect electricity
Source, presses the forward and backward controlling switch on power controling box, you can realize that the electronic open and close to ball valve are operated, both saved time province
Power, has fully ensured that safety in production again.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that specification and claims of the present utility model and the term " first " in above-mentioned accompanying drawing,
" second " etc. is the object for distinguishing similar, without being used to describe specific order or precedence.It should be appreciated that so
The data for using can be exchanged in the appropriate case, so as to embodiment example of the present utility model described herein if to remove
Order beyond those for illustrating here or describing is implemented.Additionally, term " comprising " and " having " and theirs is any
Deformation, it is intended that covering is non-exclusive to be included, and for example, contains process, method, system, the product of series of steps or unit
Product or equipment are not necessarily limited to those steps clearly listed or unit, but may include clearly not list or for this
A little other intrinsic steps of process, method, product or equipment or unit.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of valve opening/closing device, it is characterised in that include：
First drive component (10), first drive component includes motor (11)；
Drive mechanism (20), the drive mechanism (20) is connected with the motor (11)；
Operation structure (30), the drive mechanism (20) is connected so that the motor (11) passes through with operation structure (30)
The drive mechanism (20) drives operation structure (30) to rotate, and operation structure (30) is described with operating portion (31)
Operating portion (31) is engaged with the valve rod of valve.
2. valve opening/closing device according to claim 1, it is characterised in that first drive component (10) also includes subtracting
Fast structure (12), the motor (11) is connected with the slowing-down structure (12), the outfan of the slowing-down structure (12) and institute
State drive mechanism (20) to be connected.
3. valve opening/closing device according to claim 2, it is characterised in that the slowing-down structure (12) is defeated including being arranged on
Go out the first gear (121) at end, the drive mechanism (20) is including chain, and the operation structure (30) is second gear, described
Chain is engaged with the first gear (121) and the second gear.
4. valve opening/closing device according to claim 3, it is characterised in that the operating portion (31) is to be arranged on the second tooth
Centre bore on wheel, the centre bore is engaged with the valve rod.
5. valve opening/closing device according to claim 4, it is characterised in that there is wedge hole, the valve in the centre bore
There is wedge key, the wedge hole is engaged with the wedge key so that the second gear drives the valve rod to rotate on bar.
6. valve opening/closing device according to claim 1, it is characterised in that the valve opening/closing device includes base assembly
(40), the base assembly (40) includes base (41) and hoistable platform (42), and the hoistable platform (42) is arranged on the bottom
Seat (41) on and can move up and down, first drive component (10) is arranged on the hoistable platform (42).
7. valve opening/closing device according to claim 6, it is characterised in that the base assembly (40) is also driven including second
Dynamic component (43), second drive component (43) is arranged on the base (41) to drive the hoistable platform (42) up and down
It is mobile.
8. valve opening/closing device according to claim 7, it is characterised in that second drive component (43) also includes liquid
Laminated structure (431) and intersection arm configuration (432), the hydraulic structure (431) drives intersection arm configuration (432), the friendship
The bottom of yoke structure (432) is connected with the base (41), and the top for intersecting arm configuration (432) is flat with the lifting
Platform (42) is connected.
9. valve opening/closing device according to claim 8, it is characterised in that the hydraulic structure (431) including pedal,
Locking mechanism and hydraulic system, the pedal is connected to control the arm configuration (432) of intersecting with the hydraulic system
Rise, the locking mechanism is connected with the hydraulic system so that the arm configuration (432) that intersects is fixed on predetermined altitude.
10. valve opening/closing device according to claim 1, it is characterised in that the motor of the valve opening/closing device is anti-
Quick-fried motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081292.7U CN206159603U (en) | 2016-09-26 | 2016-09-26 | Valve switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081292.7U CN206159603U (en) | 2016-09-26 | 2016-09-26 | Valve switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159603U true CN206159603U (en) | 2017-05-10 |
Family
ID=58651892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081292.7U Active CN206159603U (en) | 2016-09-26 | 2016-09-26 | Valve switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112285A (en) * | 2021-11-24 | 2022-03-01 | 中国空气动力研究与发展中心空天技术研究所 | X-shaped throttling mechanism with connecting rod sliding groove |
-
2016
- 2016-09-26 CN CN201621081292.7U patent/CN206159603U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114112285A (en) * | 2021-11-24 | 2022-03-01 | 中国空气动力研究与发展中心空天技术研究所 | X-shaped throttling mechanism with connecting rod sliding groove |
| CN114112285B (en) * | 2021-11-24 | 2023-12-01 | 中国空气动力研究与发展中心空天技术研究所 | X-shaped throttle mechanism with connecting rod sliding chute |
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