CN205742103U - A kind of nuclear power plant refuelling pool sluice gate gate slot structure - Google Patents
A kind of nuclear power plant refuelling pool sluice gate gate slot structure Download PDFInfo
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- CN205742103U CN205742103U CN201620017514.2U CN201620017514U CN205742103U CN 205742103 U CN205742103 U CN 205742103U CN 201620017514 U CN201620017514 U CN 201620017514U CN 205742103 U CN205742103 U CN 205742103U
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- gate slot
- sluice gate
- sealing panel
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- nuclear power
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Abstract
This utility model provides a kind of nuclear power plant refuelling pool sluice gate gate slot structure, including: gate slot；Sluice gate slot sealing panel；Described sluice gate slot sealing panel for constructing the sealing surface of sluice gate pressure bladder based on described gate slot；Levelling device；Described levelling device is for adjusting the position of described sluice gate slot sealing panel.Nuclear power plant's refuelling pool sluice gate gate slot structure that this utility model provides, can adjust the position of sluice gate gate slot sealing panel easily, so that the flatness of the sluice gate pressure bladder sealing surface formed after final transformation is guaranteed.
Description
Technical field
The present invention relates to a kind of nuclear power plant refuelling pool sluice gate gate slot structure.
Background technology
As Figure 1-3, nuclear power plant's refuelling pool sluice gate typically uses Inflatable sealing structure, the U-shaped sealing surface 031 of sluice gate 03 arranges two seals air bag 02, inside fill the nitrogen of about 0.25MPa, the steel linear 011 phase top of pressure bladder 02 and sluice gate gate slot 01 is pressed, thus forms complete water-stop border.The operations such as the reparation to pressure container flange face can be performed in case of need with the water of blowdown pressure container side.In order to ensure sealing effectiveness, need to ensure sluice gate sealing surface and the flatness of gate slot sealing surface.Sluice gate manufactures in factory, and its sealing surface flatness can be ensured by machining, and sluice gate gate slot is formed by on-the-spot civil engineering, and flatness is difficult to ensure that, it is often necessary to could meet requirement after Reconstruction in field.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of nuclear power plant refuelling pool sluice gate gate slot structure.
Nuclear power plant's refuelling pool sluice gate gate slot structure includes:
Gate slot；
Sluice gate slot sealing panel；State sluice gate slot sealing panel for constructing the sealing surface of sluice gate pressure bladder based on described gate slot；
Levelling device；Described levelling device is for adjusting the position of described sluice gate slot sealing panel.
Preferably, described sluice gate slot sealing panel includes multiple sluice gate slot sealing panel segmentation.
Preferably, multiple sluice gate slot sealing panel fragmented packets parantheses line segments and straightway.
Preferably, described levelling device includes leveling bolt；Offer, on described sluice gate slot sealing panel, the tapped through hole adapted with described leveling bolt；One end of described leveling bolt is resisted against on the steel linear of described gate slot, and the other end screws in the tapped through hole on described sluice gate slot sealing panel.
Preferably, described leveling bolt is bolted seat and is fixed on described gate slot；Described leveling bolt is provided with the shaft shoulder, and described bolt is fixed seat and is provided with through hole, and described through-hole wall is provided with the barrier adapted with the described shaft shoulder；Described bolt fixed seating is located on described leveling bolt, makes described barrier be resisted against on the described shaft shoulder, and the steel linear of described bolt one end and described gate slot of fixing seat contacts and welds.
Preferably, the one end in the tapped through hole screwed on described sluice gate slot sealing panel on described leveling bolt is provided with hexagonal counterbore.
Preferably, described sluice gate slot sealing panel includes multiple sluice gate slot sealing panel segmentation；3 or multiple described tapped through hole, the central axis not conllinear of the tapped through hole that each described sluice gate slot sealing panel segmentation is offered is offered in each described sluice gate slot sealing panel segmentation.
Compared with prior art, the method have the advantages that
1, nuclear power plant's refuelling pool sluice gate gate slot structure that the present invention provides, can adjust the position of sluice gate gate slot sealing panel easily, so that the flatness of sluice gate gate slot is guaranteed after final transformation.
2, nuclear power plant's refuelling pool sluice gate gate slot structure that the present invention provides, greatly reduces the requirement to on-the-spot sluice gate gate slot civil engineering precision, simplifies relevant constructing operation.
3, nuclear power plant's refuelling pool sluice gate gate slot structure that the present invention provides, simple and easy to do to original gate slot retrofit work, gate slot sealing panel each segmentation position angle is adjustable, it is ensured that the flatness of gate slot sealing surface after transformation, and the sealing effectiveness of sluice gate is guaranteed.
Accompanying drawing explanation
Fig. 1 is the top view of traditional core power plant refuelling pool sluice gate.
Fig. 2 is the A-A sectional view of structure shown in Fig. 1.
Fig. 3 is the I enlarged drawing of structure shown in Fig. 1.
Fig. 4 is the sectional view of the nuclear power plant's refuelling pool sluice gate gate slot meeting the preferred embodiment of the present invention.
Fig. 5 is the schematic diagram of the sluice gate slot sealing panel meeting the preferred embodiment of the present invention.
Fig. 6 is the sectional view of the levelling device meeting the preferred embodiment of the present invention.
Fig. 7 is the partial sectional view meeting the preferred embodiment of the present invention.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, the present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
As Figure 4-Figure 6, nuclear power plant's refuelling pool sluice gate gate slot structure includes:
Gate slot 1；
Sluice gate slot sealing panel 4；Described sluice gate slot sealing panel 4 is for sealing described gate slot 1；
Levelling device；Described levelling device is for adjusting the flatness of described gate slot 1.
Preferably, described levelling device includes leveling bolt 2；Offer, on described sluice gate slot sealing panel 4, the tapped through hole 41 adapted with described leveling bolt；One end of described leveling bolt 2 is resisted against on the steel linear 11 of described gate slot, and the other end screws in the tapped through hole 41 on described sluice gate slot sealing panel 4.
Preferably, described leveling bolt 2 is bolted seat 3 and is fixed on described gate slot 1；Described leveling bolt 2 is provided with the shaft shoulder 21, and described bolt is fixed seat 3 and is provided with through hole, and described through-hole wall is provided with the barrier 31 adapted with the described shaft shoulder 21；Described bolt is fixed seat 3 and is set on described leveling bolt 2, described barrier 31 is made to be resisted against on the described shaft shoulder 21, and the steel linear 11 of described bolt one end and described gate slot of fixing seat 3 contacts and welds, a leveling bolt 2 is only allowed to rotate and retrained by the degree of freedom of leveling bolt more than 2.
Preferably, one end in the tapped through hole screwed on described sluice gate slot sealing panel on described leveling bolt 2 is provided with hexagonal counterbore 22, after leveling bolt 2 is directed at sluice gate slot sealing panel segmentation, by rotating the leveling bolt 2 i.e. position of adjustable sluice gate groove sealing panel 4 and angle.
Preferably, described sluice gate slot sealing panel 4 includes multiple sluice gate slot sealing panel segmentation (as it is shown in figure 5, include sluice gate slot sealing panel segmentation 401,402,403 ... 407)；3 or multiple described tapped through hole 41 is offered, in order to leveling in each described sluice gate slot sealing panel segmentation.Tapped through hole 41 end opens chamfering so that leveling bolt 2 is directed at.As it is shown in figure 5, the central axis not conllinear of the tapped through hole 41 offered in each described sluice gate slot sealing panel segmentation, to obtain optimal levelling effect.
Preferably, the plurality of sluice gate slot sealing panel fragmented packets parantheses line segment and straightway.
The operation principle of levelling device is as follows: consider a pair screw thread pair, is made up of A part and B part, when retraining linear motion and the rotary motion of B part of A part, rotates screw thread pair and will make B part produce to move along a straight line, and this is the operation principle of patent of the present invention.
The application process of nuclear power plant's refuelling pool sluice gate gate slot structure that the present embodiment provides is as follows:
A) choosing suitable position labelling in original gate slot 1 structure, install for levelling device, levelling device includes that seat 3 fixed by leveling bolt 2 and bolt；
B) in sluice gate slot sealing panel segmentation, tapped through hole 41 is opened；
C) with angle welding, bolt is fixed seat 3 to be connected with gate slot 1, leveling bolt 2 is fixed on gate slot 1 simultaneously；
D) lifting sluice gate slot sealing panel segmentation so that its tapped through hole 41 is directed at mounted leveling bolt 2；
E) leveling bolt 2 is rotated by die nut, it is achieved interim fixing and position, the angle adjustment of sluice gate sealing panel 4；
F) with butt weld, each gate slot sealing panel segmentation is connected, and even weld seam out polishing；
G) as it is shown in fig. 7, the tapped through hole 41 in each sealing panel segmentation is filled in plug welding, and polishing is evened out；
H) as it is shown in fig. 7, sluice gate slot sealing panel segmentation be connected with gate slot 1 by angle steel 5, the final fixing of gate slot sealing panel 4 is completed.
Compared with prior art, the method have the advantages that
1, nuclear power plant's refuelling pool sluice gate that the present invention provides, can adjust the position of sluice gate gate slot sealing panel easily, so that the flatness of sluice gate gate slot is guaranteed after final transformation.
2, nuclear power plant's refuelling pool sluice gate that the present invention provides, greatly reduces the requirement to on-the-spot sluice gate gate slot civil engineering precision, simplifies relevant constructing operation.
3, nuclear power plant's refuelling pool sluice gate that the present invention provides, simple and easy to do to original gate slot retrofit work, gate slot sealing panel each segmentation position angle is adjustable, it is ensured that the flatness of gate slot sealing surface after transformation, and the sealing effectiveness of sluice gate is guaranteed.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, and between each embodiment, identical similar portion sees mutually.For system disclosed in embodiment, owing to corresponding to the method disclosed in Example, so describe is fairly simple, relevant part sees method part and illustrates.
Those skilled in the art can use different methods to realize described function to each specifically should being used for, but this realization is it is not considered that beyond the scope of this invention.
Obviously, those skilled in the art can carry out various change and modification without departing from the spirit and scope of the present invention to invention.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to change and including modification include these.
Claims (7)
1. nuclear power plant's refuelling pool sluice gate gate slot structure, it is characterised in that including:
Gate slot；
Sluice gate slot sealing panel；Described sluice gate slot sealing panel for constructing the sealing surface of sluice gate pressure bladder based on described gate slot；
Levelling device；Described levelling device is for adjusting the position of described sluice gate slot sealing panel.
2. nuclear power plant as claimed in claim 1 refuelling pool sluice gate gate slot structure, it is characterised in that described sluice gate slot sealing panel includes multiple sluice gate slot sealing panel segmentation.
3. nuclear power plant as claimed in claim 1 refuelling pool sluice gate gate slot structure, it is characterised in that multiple sluice gate slot sealing panel fragmented packets parantheses line segments and straightway.
4. nuclear power plant as claimed in claim 1 refuelling pool sluice gate gate slot structure, it is characterised in that described levelling device includes leveling bolt；Offer, on described sluice gate slot sealing panel, the tapped through hole adapted with described leveling bolt；One end of described leveling bolt is resisted against on the steel linear of described gate slot, and the other end screws in the tapped through hole on described sluice gate slot sealing panel.
5. nuclear power plant as claimed in claim 4 refuelling pool sluice gate gate slot structure, it is characterised in that described leveling bolt is bolted seat and is fixed on described gate slot；Described leveling bolt is provided with the shaft shoulder, and described bolt is fixed seat and is provided with through hole, and described through-hole wall is provided with the barrier adapted with the described shaft shoulder；Described bolt fixed seating is located on described leveling bolt, makes described barrier be resisted against on the described shaft shoulder, and the steel linear of described bolt one end and described gate slot of fixing seat contacts and welds.
6. nuclear power plant as claimed in claim 4 refuelling pool sluice gate gate slot structure, it is characterised in that the one end in the tapped through hole screwed on described sluice gate slot sealing panel on described leveling bolt is provided with hexagonal counterbore.
7. nuclear power plant as claimed in claim 4 refuelling pool sluice gate gate slot structure, it is characterised in that described sluice gate slot sealing panel includes multiple sluice gate slot sealing panel segmentation；3 or multiple described tapped through hole, the central axis not conllinear of the tapped through hole that each described sluice gate slot sealing panel segmentation is offered is offered in each described sluice gate slot sealing panel segmentation.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620017514.2U CN205742103U (en) | 2016-01-08 | 2016-01-08 | A kind of nuclear power plant refuelling pool sluice gate gate slot structure |
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| CN201620017514.2U CN205742103U (en) | 2016-01-08 | 2016-01-08 | A kind of nuclear power plant refuelling pool sluice gate gate slot structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421304A (en) * | 2016-01-08 | 2016-03-23 | 上海核工程研究设计院 | Transformation scheme of water sluice gate groove of material change pond of nuclear power plant |
-
2016
- 2016-01-08 CN CN201620017514.2U patent/CN205742103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421304A (en) * | 2016-01-08 | 2016-03-23 | 上海核工程研究设计院 | Transformation scheme of water sluice gate groove of material change pond of nuclear power plant |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder |