CN206075839U - Used in nuclear power station fuel assembly assembly platform novel turnover mechanism - Google Patents
Used in nuclear power station fuel assembly assembly platform novel turnover mechanism Download PDFInfo
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- CN206075839U CN206075839U CN201620892912.9U CN201620892912U CN206075839U CN 206075839 U CN206075839 U CN 206075839U CN 201620892912 U CN201620892912 U CN 201620892912U CN 206075839 U CN206075839 U CN 206075839U
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- oil cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a kind of used in nuclear power station fuel assembly assembly platform novel turnover mechanism, including platform, frame, turning device, frame includes bearing and base, and turning device includes overturning oil cylinder；The two ends of overturning oil cylinder are articulated and connected with base and platform respectively；Rotary shaft is further fixed on platform, platform forms be articulated and connected relation with base by rotary shaft；Diameter parallel of the respective axis of jointed shaft at overturning oil cylinder two ends with rotary shaft.This switching mechanism has more preferable environment space adaptability, that is, reach the convenient purpose installed of this switching mechanism；The assembling of fuel assembly and convenient storage thereon；The characteristics of this structure also has simple to operate；The characteristics of this structure is also with fixing safe and reliable to fuel assembly；The advantage that this structure also has upset ability strong；This structure running precision is high, is capable of achieving the high-precision control of platform flip angle；In this structure, the flip angle of platform can be bigger；This apparatus structure is simple, and manufacture and performance driving economy are good.
Description
Technical field
This utility model is related to switching mechanism technical field, more particularly to a kind of used in nuclear power station fuel assembly assembly platform
Novel turnover mechanism.
Background technology
Fuel assembly upset is one critical process in fuel assembly manufacture process, need to be by the fuel stack after being completed
Part by flip horizontal to 90 degree, in order to the lifting of fuel assembly.It is how safe and reliable fuel assembly to be carried out by technology
Upset, is the key technology of fuel assembly assembling upset platform.
Occur in that a kind of chain/tooth bar switching mechanism in prior art, this kind of switching mechanism is by overturning platform, chain/tooth
The parts such as bar, sprocket/gear, back-up roller wheel, motor are constituted.Realized using motor belt motor movable sprocket/gear rubbing chain/tooth bar flat
The upset of platform.Using by the upset mode of sprocket wheel drive chain or gear driving rack, have the following disadvantages：To chain/tooth
Bar is disposed with particular/special requirement, chain/tooth bar need to be arranged on upset platform into arc-shaped, and this allows for turning over for this type
Rotation mechanism to overturn platform profile have particular/special requirement, that is, need for side to be set to arc, due to its special shape and compared with
Big volume, in fuel assembly transfer route, which is connected inconvenience with the port of export of upper level equipment.
Utility model content
This utility model provides a kind of used in nuclear power station fuel assembly assembly platform novel turnover mechanism, and the switching mechanism is used
Fuel assembly transmission operation in fuel assembly manufacture process, which has less volume, easily can be installed in
On the port of export of first device.
The used in nuclear power station fuel assembly assembly platform novel turnover mechanism that this utility model is provided is by following technical essential
Carry out solve problem：Used in nuclear power station fuel assembly assembly platform novel turnover mechanism, including platform, the frame for platform,
The turning device being arranged between platform and frame, the frame include bearing and base, and the turning device includes upset oil
Cylinder；
The two ends of the overturning oil cylinder are articulated and connected with base and platform respectively；
Rotary shaft is further fixed on the platform, the platform forms be articulated and connected relation with base by rotary shaft；
Diameter parallel of the respective axis of jointed shaft at overturning oil cylinder two ends with rotary shaft；
The support when bearing and base are kept flat for platform positioned at the different ends of platform, and bearing respectively.
Specifically, can be turned over as the assembling of fuel assembly and storage platform, above overturning oil cylinder for output using upper mounting plate
In rotatory force, i.e. the overturning oil cylinder course of work, different according to the extension elongation of overturning oil cylinder, overturning oil cylinder promotes platform to rotate
Axle is axis of rotation to different raised state, the load bearing component when base is overturn as platform to platform.
In above structure, using the platform as roll-over table, when fuel assembly is longer, also can be long by increasing platform
The method of degree so that platform is adapted to assembling, storage and the upset of fuel assembly, is different from existing tipper, it is not necessary to increase
The height of bearing and base, so so that this switching mechanism has more preferable environment space adaptability, that is, reach this tipper
The convenient purpose installed of structure；Simultaneously as the length of platform or width dimensions change do not affect the structure of bearing and base, therefore go back
It is easy to arrange bigger by the surface area of platform, to facilitate the assembling and storage of fuel assembly thereon.In this switching mechanism, control
The piston movement direction of overturning oil cylinder can complete the turning operation of platform, therefore this structure is the characteristics of also have simple to operate；
Meanwhile, this structure is easy to arrange longer by platform, thus this structure also with to fuel assembly fix it is safe and reliable the characteristics of；This
Platform upset is driven by hydraulic oil in structure, therefore this structure is compared to existing electronic form, be very suitable for heavy zero
The upset of part；In prior art, the controllability such as hydraulic fluid flow rate, hydraulic pressure is high, therefore this platform running precision is high, and achievable platform is turned over
The high-precision control of gyration；This apparatus structure is simple, and manufacture and performance driving economy are good；Due to the Incoercibility of liquid, this
Scheme can keep the stability of position of platform well when platform is erected.
Further technical scheme is：
As a kind of way of realization beneficial to turning device stressing conditions, bearing block, the axle on the base, are provided with
Bearing is provided with bearing, the two ends of the rotary shaft are stretched out by the not homonymy of platform respectively, and the different ends of rotary shaft point
It is not arranged in the bearing of different bearing blocks.
As platform can be as the assembly or fitting table of fuel assembly, therefore for ease of the tune of working platform face levelness when keeping flat
The height adjustable of the quality that whole, platform is connected with the upper level equipment port of export, the platform and/or base.In this programme, can lead to
Cross and flange is set at rest base edge and/or base bottom edge, be respectively positioned on so that multiple axis directions are respectively provided with upper flange
The internal thread through hole of vertical direction, is threadedly coupled an adjustment bolt in internal thread through hole, by rotating adjustment bolt, adjusts
Whole bolt is stretched out by the lower end of corresponding flange with the purpose of support carriers or base, degree of being up to the standard and height adjustment.
Angle is erected when erecting for ease of detection platform, also include filling for the detection for detecting rotary shaft rotational angle
Put.
Used as a kind of easy structure of detection means, the detection means includes pointer and the fixation being fixed in rotary shaft
Graduated disc on base.
Further, above detection means is preferably arranged to angular transducer, and above angular transducer exports the signal of telecommunication, with
Power on signal is connected with the control module of overturning oil cylinder.This programme facilitates implementation the automatization of upset platform.
After causing platform to turn to specified location in the presence of overturning oil cylinder, overturning oil cylinder can be automatically stopped, with
Realize the protection to turning device and platform is automatically stopped in desired location, also include controlling with the oil circuit of overturning oil cylinder
The contact switch that mechanism is connected, in the rotary course of platform, the part on the platform or platform can be contacted with contact switch,
The contact switch is used for the hydraulic fluid flow paths for disconnecting overturning oil cylinder.Can be detection means with the part on upper mounting plate, it is such as solid
Pointer in rotary shaft, it is also possible to fuel assembly being affixed on platform etc..
The contact switch is two, and two contact switch are respectively used to two dead-centre positions that control platform is stopped.
Two dead-centre positions are the set-up positions that the flat position that platform is placed on bearing and platform are supported by base completely respectively,
When platform is contacted with bearing, the part on platform or platform touches one of contact switch and platform is become by set-up positions
After being changed to flat position, overturning oil cylinder is out of service；Platform around rotary shaft turn to raised state reach needed for erect position
When postponing, the part on platform or platform touches another contact switch, and overturning oil cylinder is out of service, completes platform by a square position
Put the conversion to set-up positions.
To realize that bearing and base are connected with mill floor, the security reliability and position being beneficial to when mechanism works is steady
Qualitative, the bottom of the bearing and base is provided with foundation bolt.
For ease of fuel assembly is constrained on platform, it is to avoid when platform overturns, fuel assembly falls, beneficial to fuel assembly
Safety, be additionally provided with fuel assembly fixing device on the platform, the fuel assembly fixing device is for by fuel stack
Part is fixed on platform.Above fixing device can be using anchor ear, static line etc..
For cause the junction point of overturning oil cylinder and platform away from rotary shaft farther out, it is to obtain the longer upset arm of force, described to turn over
Turn oil cylinder for multi-stage expansion oil cylinder.That is, the overturning oil cylinder that this case is provided length under rounding state is shorter, and under the state of stretching out
Longer length can be obtained.
This utility model has the advantages that：
Using the platform as roll-over table, when fuel assembly is longer, the method that can also pass through to increase land lengths makes
Platform is adapted to the assembling of fuel assembly, storage and overturns, be different from existing tipper, it is not necessary to increase bearing and base
Highly, so so that this switching mechanism has more preferable environment space adaptability, that is, reach the convenient installation of this switching mechanism
Purpose；Simultaneously as the length of platform or width dimensions change do not affect the structure of bearing and base, therefore it is also convenient for platform
Surface area arranges bigger, to facilitate the assembling and storage of fuel assembly thereon.In this switching mechanism, the work of overturning oil cylinder is controlled
The plug direction of motion can complete the turning operation of platform, therefore this structure is the characteristics of also have simple to operate；Meanwhile, this structure is just
In platform being arranged longer, thus this structure also with fixing safe and reliable to fuel assembly the characteristics of；Pass through liquid in this structure
Force feed drives platform upset, therefore this structure is very suitable for the upset of heavy parts compared to existing electronic form；It is existing
In technology, the controllability such as hydraulic fluid flow rate, hydraulic pressure is high, therefore this platform running precision is high, is capable of achieving the high accuracy of platform flip angle
Control；This apparatus structure is simple, and manufacture and performance driving economy are good；Due to the Incoercibility of liquid, this programme is erected in platform
When, the stability of position of platform can be kept well.
Description of the drawings
Fig. 1 is that one platform of used in nuclear power station fuel assembly assembly platform novel turnover mechanism described in the utility model is in
The structural front view of the specific embodiment of flat condition；
Fig. 2 is that one platform of used in nuclear power station fuel assembly assembly platform novel turnover mechanism described in the utility model is in
The structure top view of the specific embodiment of raised state.
Numbering in figure is followed successively by：1st, bearing, 2, platform, 3, overturning oil cylinder, 4, base, 5, detection means, 6, rotary shaft.
Specific embodiment
With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only
It is limited to following examples.
Embodiment 1：
As depicted in figs. 1 and 2, used in nuclear power station fuel assembly assembly platform novel turnover mechanism, including platform 2, for putting down
The frame of the support of platform 2, the turning device being arranged between platform 2 and frame, the frame includes bearing 1 and base 4, described to turn over
Rotary device includes overturning oil cylinder 3；
The two ends of the overturning oil cylinder 3 are articulated and connected with base 4 and platform 2 respectively；
Rotary shaft 6 is further fixed on the platform 2, the platform 2 forms be articulated and connected pass with base 4 by rotary shaft 6
System；
Diameter parallel of the respective axis of jointed shaft at 3 two ends of overturning oil cylinder with rotary shaft 6；
The bearing 1 and base 4 are respectively positioned at the different ends of platform 2, and bearing 1 is used for support when platform 2 keeps flat.
Specifically, can be used as the assembling of fuel assembly and storage platform 2 using upper mounting plate 2, above overturning oil cylinder 3 is used to export
In upset power, i.e. 3 course of work of overturning oil cylinder, different according to the extension elongation of overturning oil cylinder 3, overturning oil cylinder 3 promotes platform 2
It is axis of rotation to different raised state, the load bearing component when base 4 is overturn as platform 2 to platform 2 with rotary shaft 6.
In above structure, using the platform 2 as roll-over table, when fuel assembly is longer, also can be by increasing platform 2
The method of length so that platform 2 is adapted to assembling, storage and the upset of fuel assembly, is different from existing tipper, it is not necessary to increase
Plus the height of bearing 1 and base 4, so so that this switching mechanism has more preferable environment space adaptability, that is, reach and originally turn over
The convenient purpose installed of rotation mechanism；Simultaneously as the length of platform 2 or width dimensions change do not affect the knot of bearing 1 and base 4
Structure, therefore be also convenient for arranging bigger by the surface area of platform 2, to facilitate the assembling and storage of fuel assembly thereon.This tipper
In structure, the piston movement direction for controlling overturning oil cylinder 3 can complete the turning operation of platform 2, therefore this structure also has operation
Simple the characteristics of；Meanwhile, this structure is easy to arrange longer by platform 2, therefore this structure also fixes safety with to fuel assembly
Reliable the characteristics of；Drive platform 2 to overturn by hydraulic oil in this structure, therefore this structure is compared to existing electronic form, very
It is suitable for the upset of heavy parts；In prior art, the controllability such as hydraulic fluid flow rate, hydraulic pressure is high, therefore 2 running precision of this platform
Height, is capable of achieving the high-precision control of 2 flip angle of platform；This apparatus structure is simple, and manufacture and performance driving economy are good；Due to liquid
Incoercibility, this programme can keep the stability of 2 position of platform well when platform 2 is erected.
Embodiment 2：
As depicted in figs. 1 and 2, the present embodiment is further qualified on the basis of embodiment 1：As a kind of beneficial to upset
The way of realization of device stressing conditions, is provided with bearing block on the base 4, bearing is provided with the bearing block, described
The two ends of rotary shaft 6 are stretched out by the not homonymy of platform 2 respectively, and the different ends of rotary shaft 6 are arranged in different bearing blocks respectively
In bearing.
As platform 2 can be as the assembly or fitting table of fuel assembly, therefore for ease of the tune of platform 2 work surface levelness when keeping flat
The height adjustable of the quality that whole, platform 2 is connected with the upper level equipment port of export, the platform 2 and/or base 4.In this programme,
Can be by arranging flange in 1 bottom margin of bearing and/or 4 bottom margin of base, so that multiple axis directions are respectively provided with upper flange
The internal thread through hole of vertical direction is respectively positioned on, an adjustment bolt is threadedly coupled in internal thread through hole, by rotating adjustment
Bolt, adjustment bolt are stretched out by the lower end of corresponding flange with the mesh of support carriers 1 or base 4, degree of being up to the standard and height adjustment
's.
Angle is erected when erecting for ease of detection platform 2, also include filling for the detection for detecting 6 rotational angle of rotary shaft
Put 5.
As a kind of easy structure of detection means 5, the detection means 5 include the pointer being fixed in rotary shaft 6 and
The graduated disc being fixed on base 4.
Further, above detection means 5 is preferably arranged to angular transducer, and above angular transducer exports the signal of telecommunication,
It is connected with the control module of overturning oil cylinder 3 with power on signal.This programme facilitates implementation the automatization of upset platform 2.
After causing platform 2 to turn to specified location in the presence of overturning oil cylinder 3, overturning oil cylinder 3 can be automatically stopped,
To realize the protection to turning device and platform 2 is automatically stopped in desired location, also include the oil circuit with overturning oil cylinder 3
The contact switch that controlling organization is connected, in the rotary course of platform 2, the part on the platform 2 or platform 2 can be opened with contact
Contact is closed, the contact switch is used for the hydraulic fluid flow paths for disconnecting overturning oil cylinder 3.Can be detection with the part on upper mounting plate 2
Device 5, the pointer being such as fixed in rotary shaft 6, it is also possible to fuel assembly being affixed on platform 2 etc..
The contact switch is two, and two contact switch are respectively used to two dead-centre positions that control platform 2 is stopped.
Two dead-centre positions are that the flat position that platform 2 is placed on bearing 1 and platform 2 erect position by what base 4 was supported completely respectively
Put, when platform 2 is contacted with bearing 1, part on platform 2 or platform 2 touch one of contact switch cause platform 2 by
After set-up positions are transformed to flat position, overturning oil cylinder 3 is out of service；Raised state is turned to around rotary shaft 6 in platform 2 to reach
When after required set-up positions, the part on platform 2 or platform 2 touches another contact switch, and overturning oil cylinder 3 is out of service,
Complete conversion of the platform 2 from square position to set-up positions.
To realize that bearing 1 and base 4 are connected with mill floor, be beneficial to mechanism work when security reliability and position
The bottom of stability, the bearing 1 and base 4 is provided with foundation bolt.
Embodiment 3：
As depicted in figs. 1 and 2, the base of any one technical scheme that the present embodiment is provided in any of the above one embodiment
It is further qualified on plinth：For ease of fuel assembly is constrained on platform 2, it is to avoid when platform 2 overturns, fuel assembly falls, profit
Fuel assembly fixing device is additionally provided with the safety of fuel assembly, the platform 2, the fuel assembly fixing device is used
In fuel assembly being fixed on platform 2.Above fixing device can be using anchor ear, static line etc..
For cause the junction point of overturning oil cylinder 3 and platform 2 away from rotary shaft 6 farther out, it is to obtain the longer upset arm of force, described
Overturning oil cylinder 3 is multi-stage expansion oil cylinder.That is, the overturning oil cylinder 3 that this case is provided length under rounding state is shorter, and is stretching out shape
Longer length can be obtained under state.
Above content is the further description made to this utility model with reference to specific preferred implementation, it is impossible to recognized
Fixed specific embodiment of the present utility model is confined to these explanations.For the common skill of this utility model art
For art personnel, the other embodiment drawn under without departing from the technical solution of the utility model should be included in practical
In new protection domain.
Claims (10)
1. used in nuclear power station fuel assembly assembly platform novel turnover mechanism, including platform（2）, for platform（2）The frame of support,
It is arranged at platform（2）Turning device between frame, it is characterised in that the frame includes bearing（1）And base（4）, institute
Stating turning device includes overturning oil cylinder（3）；
The overturning oil cylinder（3）Two ends respectively with base（4）And platform（2）It is articulated and connected；
The platform（2）On be further fixed on rotary shaft（6）, the platform（2）By rotary shaft（6）With base（4）Formation is hinged
Annexation；
Overturning oil cylinder（3）The respective axis of jointed shaft at two ends is and rotary shaft（6）Diameter parallel；
The bearing（1）And base（4）Platform is located at respectively（2）Different ends, and bearing（1）For platform（2）When keeping flat
Support.
2. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 1, it is characterised in that described
Base（4）On be provided with bearing block, bearing, the rotary shaft are provided with the bearing block（6）Two ends respectively by platform
（2）Not homonymy stretch out, and rotary shaft（6）Different ends be arranged in the bearing of different bearing blocks respectively.
3. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 1, it is characterised in that described
Platform（2）Height adjustable.
4. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 1, it is characterised in that also wrap
Include for detecting rotary shaft（6）The detection means of rotational angle（5）.
5. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 4, it is characterised in that described
Detection means includes being fixed on rotary shaft（6）On pointer and be fixed on base（4）On graduated disc.
6. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 1, it is characterised in that also wrap
Include and overturning oil cylinder（3）Oil circuit controlling organization be connected contact switch, in platform（2）Rotary course in, the platform（2）
Or platform（2）On part can contact with contact switch, the contact switch be used for disconnect overturning oil cylinder（3）Hydraulic oil oil
Road.
7. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 6, it is characterised in that described
Contact switch is two, and two contact switch are respectively used to control platform（2）Two dead-centre positions for being stopped.
8. used in nuclear power station fuel assembly assembly platform novel turnover mechanism according to claim 1, it is characterised in that described
Bearing（1）And base（4）Bottom be provided with foundation bolt.
9. used in nuclear power station fuel assembly assembly platform novel turnover mechanism as claimed in any of claims 1 to 8, its
It is characterised by, the platform（2）On be additionally provided with fuel assembly fixing device, the fuel assembly fixing device is for by fuel
Component is fixed on platform（2）On.
10. used in nuclear power station fuel assembly assembly platform novel turnover mechanism as claimed in any of claims 1 to 8,
Characterized in that, the overturning oil cylinder（3）For multi-stage expansion oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892912.9U CN206075839U (en) | 2016-08-17 | 2016-08-17 | Used in nuclear power station fuel assembly assembly platform novel turnover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892912.9U CN206075839U (en) | 2016-08-17 | 2016-08-17 | Used in nuclear power station fuel assembly assembly platform novel turnover mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206075839U true CN206075839U (en) | 2017-04-05 |
Family
ID=58430800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620892912.9U Active CN206075839U (en) | 2016-08-17 | 2016-08-17 | Used in nuclear power station fuel assembly assembly platform novel turnover mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206075839U (en) |
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2016
- 2016-08-17 CN CN201620892912.9U patent/CN206075839U/en active Active
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