CN208546591U - A kind of dedicated turbine pneumatic executing agency of nuclear power - Google Patents
A kind of dedicated turbine pneumatic executing agency of nuclear power Download PDFInfo
- Publication number
- CN208546591U CN208546591U CN201821121293.9U CN201821121293U CN208546591U CN 208546591 U CN208546591 U CN 208546591U CN 201821121293 U CN201821121293 U CN 201821121293U CN 208546591 U CN208546591 U CN 208546591U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- spring
- piston
- pull rod
- end cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of dedicated turbine pneumatic executing agencies of nuclear power, it is characterised in that: including air cylinder support, cylinder, spring cylinder, pull rod and turbine hand gear；In the utility model by the way of cylinder barrel and the coaxial arrangement of spring cylinder, enables pull rod is mobile along vertical direction to carry out cooperation limit with piston rod, ensure that the stability of limit；Furthermore it is provided with the groove of filling lubricating grease between piston and cylinder block, ensure that the fluency of piston in operation.
Description
Technical field
The utility model relates to executing agency field more particularly to a kind of dedicated turbine pneumatic executing agencies of nuclear power.
Background technique
There is self lubricating system to be capable of providing smoothly valve control for executing agency, and long-term continuous service is not necessarily to movement portion
Part maintenance.
Feature is the groove that design has filling lubricating grease on executing agency's piston, which leads to sealing ring and guide ring
Between.Sealing ring and guide ring may insure even if the piston rod of pneumatic actuator by lateral forces, piston and cylinder barrel
The metal covering of inner wall will not direct friction.Lubricating grease is sufficient filling in the groove, lubricating grease will be applied to as the piston moves
On cylinder inner wall, the surface lubrication for moving all metal parts is kept, so that the movement of executing agency's smooth.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of dedicated turbine pneumatic executing agencies of nuclear power, can solve
The problem of the lubrication operation fluency difference of certainly general turbine pneumatic executing agency.
In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of dedicated turbine pneumatic execution of nuclear power
Mechanism, innovative point are: including air cylinder support, cylinder, spring cylinder, pull rod and turbine hand gear；
The cylinder is arranged on air cylinder support, and cylinder includes cylinder barrel, cylinder upper end cover, cylinder lower cover, piston
And piston rod；The cylinder upper end cover and cylinder lower cover are separately positioned on the both ends of cylinder barrel, one end of cylinder lower cover
Face is arranged on air cylinder support, and the other end of the cylinder upper end cover is connected with spring cylinder, the cylinder barrel and spring
Cylinder coaxial arrangement and conducting；The piston is arranged in cylinder barrel, the side setting that the piston is contacted with cylinder barrel
The groove of filling lubricating grease is provided on having；The piston rod is connected with piston；
Spring is provided in the spring strut body, the upper surface of spring cylinder is provided with spring cylinder upper end cover, spring edge
Vertical direction is arranged and both ends are connected on spring cylinder upper end cover and piston；The pull rod and piston rod are coaxially disposed,
One end of pull rod is connected on spring cylinder upper end cover, passes through position-limiting drum phase between the other end of pull rod and the end of piston rod
Even, the pull rod and piston rod are moved along the inner wall of position-limiting drum；Described turbine hand gear is arranged in spring cylinder upper end cover
The upper and output end of turbine hand gear is connected with the end of pull rod drives pull rod to move in vertical direction along the inner wall of position-limiting drum
The stroke of the piston rod of dynamic limitation cylinder.
Further, the spring includes inner spring and outer spring, and the inner spring is coaxially disposed with outer spring and interior bullet
Spring is arranged in outer spring；The both ends of the inner spring and outer spring are connected on piston and spring cylinder upper end cover.
Further, the turbine hand gear is that manual rocking handle drives turbine and worm structure, and the end of pull rod is worm screw
Structure is displaced along vertical direction by the driving of manual rocking handle.
Utility model has the advantages that
1) enable pull rod along perpendicular by the way of cylinder barrel and the coaxial arrangement of spring cylinder in the utility model
Histogram carries out cooperation limit with piston rod to mobile, ensure that the stability of limit；Furthermore it is set between piston and cylinder block
It is equipped with the groove of filling lubricating grease, ensure that the fluency of piston in operation.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is a kind of structural schematic diagram of the dedicated turbine pneumatic executing agency of nuclear power of the utility model.
Specific embodiment
The following examples can make professional and technical personnel that the utility model be more fully understood, but therefore will not
The utility model is limited among the embodiment described range.
A kind of dedicated turbine pneumatic executing agency of nuclear power as shown in Figure 1, including air cylinder support 1, cylinder 2, spring strut
Body 3, pull rod 4 and turbine hand gear 5.
Cylinder 2 be arranged on air cylinder support 1, cylinder 2 include cylinder barrel 21, cylinder upper end cover 22, cylinder lower cover 23,
Piston 24 and piston rod 25；The cylinder upper end cover 22 and cylinder lower cover 23 are separately positioned on the both ends of cylinder barrel 21, gas
One end face of cylinder lower cover 23 is arranged on air cylinder support 1, other end and 21 phase of spring cylinder of the cylinder upper end cover 22
Even, the cylinder barrel 21 is coaxially disposed and is connected with spring cylinder 3；The piston 24 is arranged in cylinder barrel 21, described
The side that piston 24 is contacted with cylinder barrel 21 is provided with the groove for being provided with filling lubricating grease；The piston rod 25 and piston
24 are connected.
Spring 31 is provided in spring cylinder 3, the upper surface of spring cylinder 3 is provided with spring cylinder upper end cover 32, spring
31 along the vertical direction setting and both ends be connected on spring cylinder upper end cover 32 and piston 24；The pull rod 4 and piston rod
25 coaxial arrangements, one end of pull rod 4 are connected on spring cylinder upper end cover 32, the other end of pull rod 4 and the end of piston rod 25
Between by position-limiting drum 6 be connected, the pull rod 4 is moved with piston rod 25 along the inner wall of position-limiting drum 6；Described turbine hand gear
5 are arranged on spring cylinder upper end cover 32 and the output end driving pull rod 4 that is connected with the end of pull rod 4 of turbine hand gear 5 exists
Vertical direction moves the stroke of the piston rod 25 of limitation cylinder 2 along the inner wall of position-limiting drum 6.
Spring 31 includes inner spring 33 and outer spring 34, and the inner spring 33 is coaxially disposed with outer spring 34 and inner spring 33
It is arranged in outer spring 34；The both ends of the inner spring 33 and outer spring 34 are connected to piston 24 and spring cylinder upper end
On lid 22.
Turbine hand gear 5 is that manual rocking handle drives turbine and worm structure, and the end of pull rod is worm structure, by manual
The driving of rocking handle is displaced along vertical direction.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments, above-described embodiment and
Only illustrate the principles of the present invention described in specification, on the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and improvements, these changes and improvements both fall within the scope of the claimed invention
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (3)
1. a kind of dedicated turbine pneumatic executing agency of nuclear power, it is characterised in that: including air cylinder support, cylinder, spring cylinder, draw
Bar and turbine hand gear；
The cylinder is arranged on air cylinder support, and cylinder includes cylinder barrel, cylinder upper end cover, cylinder lower cover, piston and work
Stopper rod；The cylinder upper end cover and cylinder lower cover are separately positioned on the both ends of cylinder barrel, and an end face of cylinder lower cover is set
It sets on air cylinder support, the other end of the cylinder upper end cover is connected with spring cylinder, the cylinder barrel and spring cylinder
Coaxial arrangement and conducting；The piston is arranged in cylinder barrel, and the side that the piston is contacted with cylinder barrel is provided with
It is provided with the groove of filling lubricating grease；The piston rod is connected with piston；
Spring is provided in the spring strut body, the upper surface of spring cylinder is provided with spring cylinder upper end cover, and spring is along vertical
Direction is arranged and both ends are connected on spring cylinder upper end cover and piston；The pull rod and piston rod are coaxially disposed, pull rod
One end be connected on spring cylinder upper end cover, be connected between the other end of pull rod and the end of piston rod by position-limiting drum, institute
Pull rod and piston rod is stated to move along the inner wall of position-limiting drum；Described turbine hand gear is arranged on spring cylinder upper end cover and whirlpool
The output end of wheel hand gear is connected with the end of pull rod drives pull rod to move limitation along the inner wall of position-limiting drum in vertical direction
The stroke of the piston rod of cylinder.
2. the dedicated turbine pneumatic executing agency of a kind of nuclear power according to claim 1, it is characterised in that: the spring packet
Inner spring and outer spring are included, the inner spring and outer spring are coaxially disposed and inner spring is arranged in outer spring；The inner spring
It is connected on piston and spring cylinder upper end cover with the both ends of outer spring.
3. the dedicated turbine pneumatic executing agency of a kind of nuclear power according to claim 1, it is characterised in that: the turbine hand
Dynamic device is that manual rocking handle drives turbine and worm structure, and the end of pull rod is worm structure, by the driving of manual rocking handle along
Vertical direction displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121293.9U CN208546591U (en) | 2018-07-16 | 2018-07-16 | A kind of dedicated turbine pneumatic executing agency of nuclear power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821121293.9U CN208546591U (en) | 2018-07-16 | 2018-07-16 | A kind of dedicated turbine pneumatic executing agency of nuclear power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208546591U true CN208546591U (en) | 2019-02-26 |
Family
ID=65424813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821121293.9U Expired - Fee Related CN208546591U (en) | 2018-07-16 | 2018-07-16 | A kind of dedicated turbine pneumatic executing agency of nuclear power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208546591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115978278A (en) * | 2022-12-02 | 2023-04-18 | 哈电集团哈尔滨电站阀门有限公司 | Novel cylinder type actuator for nuclear power regulating valve |
-
2018
- 2018-07-16 CN CN201821121293.9U patent/CN208546591U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115978278A (en) * | 2022-12-02 | 2023-04-18 | 哈电集团哈尔滨电站阀门有限公司 | Novel cylinder type actuator for nuclear power regulating valve |
| CN115978278B (en) * | 2022-12-02 | 2023-09-01 | 哈电集团哈尔滨电站阀门有限公司 | Novel cylinder type actuator for nuclear power regulating valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208546591U (en) | A kind of dedicated turbine pneumatic executing agency of nuclear power | |
| CN205823787U (en) | Twin-stage compound hydralic oil cylinder | |
| CN205811751U (en) | A kind of electric cylinder | |
| CN109132919A (en) | A kind of hydraulic lifting post that stability is good | |
| CN209800416U (en) | Oil cylinder with fine adjustment, buffering and sealing automatic compensation functions | |
| CN201496339U (en) | High-frequency mini cylinder | |
| CN203948764U (en) | A kind of cylinder feedback means | |
| CN205937291U (en) | Servo pneumatic cylinder device | |
| CN205521137U (en) | Hydraulic pressure driving lever pressurization ring installation device of whole bolt pretension machine | |
| CN209228768U (en) | A kind of hydraulic cylinder of automatic correction piston excursion | |
| CN207687456U (en) | A kind of stem guiding and sealing structure for air bladder formula executing agency | |
| CN208203887U (en) | A kind of gas spring and door | |
| CN207685489U (en) | A kind of hoisting mechanism of the big presser feet of sewing machine | |
| CN208381030U (en) | A kind of opening-closing cover device of temperature isostatic pressing machine working cylinder | |
| CN204312446U (en) | A kind of Bidirectional piston type oil cylinder | |
| CN208294876U (en) | A kind of composite hydraulic cylinder | |
| CN207996706U (en) | A kind of coal mill draw bar sealing device | |
| CN210372018U (en) | Sealing device and medical equipment | |
| CN214404183U (en) | Guide sleeve with lubricating effect | |
| CN207830266U (en) | A kind of electricity servo high precision oil cylinder | |
| CN205908842U (en) | Spring homing formula gas, hydraulic actuator | |
| CN202555814U (en) | Tundish stopper elevator mechanism | |
| CN206360962U (en) | Large_sized hydraulic cylinder with anti-rotation guide sleeve device | |
| CN207526972U (en) | A kind of anti-rotational guider applied to straight line actuation mechanism | |
| CN209100382U (en) | A kind of one-way buffer locking-valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 Termination date: 20210716 |