CN205816370U - A kind of plug-type cleaning and protecting device - Google Patents
A kind of plug-type cleaning and protecting device Download PDFInfo
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- CN205816370U CN205816370U CN201620507768.2U CN201620507768U CN205816370U CN 205816370 U CN205816370 U CN 205816370U CN 201620507768 U CN201620507768 U CN 201620507768U CN 205816370 U CN205816370 U CN 205816370U
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- cleaning unit
- removable cleaning
- face
- plug
- cleaning
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Abstract
This utility model provides a kind of for Tube Sheet of Heat Exchanger tread assembly welding equipment, the plug-type cleaning and protecting device of poling, it is made up of the removable cleaning unit of multiple stackings, push-and-pull may move cleaning unit to suitable position, close spacing lock and protective door, enough " locked in " operation spaces can be formed, the assembling of Tube Sheet of Heat Exchanger tread assembly is carried out in the " locked in " operation space formed, the operations such as welding can keep the cleaning of manufacture process, after use, plug-type cleaning device is recovered to laminated arrangement, mobile to suitable position, take up room little, deposit conveniently, it is simple and reliable for structure, reusable, applied widely, environment without Special use, working condition requirement, layout cleaning ambient is simple to operate, cleaning effect is obvious, no consumption during use, loss, manufacture and use cost is low.
Description
Technical field
This utility model relates to nuclear power generating equipment, belongs to separator manufacture field, particularly to overlength reheater
Cleaning during the assembling of heat exchanger tube bareing tube bundle assembly, welding, poling controls.
Background technology
Separator (is called for short: MSR) be the capital equipment in nuclear power station secondary loop, for preventing primary Ioops nuclear island
Main equipment pollutes, and the cleannes exchanging heat pipe and tube sheet in manufacture process have strict regulation and control.
Reheater is the core heat exchanger components of MSR, and wherein, the heat-exchanging tube bundle of fin type heat exchanger is exposed structure, heat exchange
Using Ni-based overlaying structure between tube and tube plate, for ensureing product expanded joint and/or welding quality, heat-exchanging tube bundle is at welding equipment, poling
Should prevent dust, foreign body etc. from falling into during Deng, the control to cleannes when expanded joint or welding is particularly stringent, but heat exchanger tube
The tread assembly manufacturing cycle is long, and manufacturing environment is severe, is often floating with a large amount of dust, therefore, how to ensure steam-water separation again in air
Cleaning requirement in hot device manufacture process, is one of the difficult point that manufactures of reheater.
Prior art not yet finds the cleaning when overlength, the assembling of exposed heat exchange tubular type tube bundle assembly, welding, poling
Preventer.
Utility model content
In order to solve the problems referred to above, present inventor has performed and study with keen determination, by the removable cleaning unit group of multiple stackings
The plug-type cleaning and protecting device become, push-and-pull may move cleaning unit to suitable position, and between each cleaning unit, head and the tail connect, and closes
Close spacing lock and protective door, enough " locked in " operation spaces can be formed, carry out assembling, welding in the " locked in " operation space formed
The operation such as connect and can keep the cleaning of manufacture process, after use, plug-type cleaning device is recovered to laminated arrangement, mobile
To suitable position, take up room little, deposit conveniently, thus complete this utility model.
The purpose of this utility model is to provide a kind of plug-type cleaning and protecting device, is preferred for overlength heat exchanger tube
Assembly welding equipment and/or poling, described preventer includes the removable cleaning unit of multiple stacking, described removable cleaning unit
Including an end face 1 and the sidewall 2 of two connections fixed thereto, wherein, two described sidewalls 2 may be contained within end face 1,
And it is distributed in the left and right sides of end face 1, described removable cleaning unit is provided with protective door 3, pulley 4, limit connector
5, the parts such as spacing lock 6, dismountable limited block 7 and hanger 8, are connected by head and the tail between each cleaning unit and make plug-type cleaning prevent
Protection unit is whole according to Workpiece length reality auxiliary tone, easy to use and flexible, and cleaning effect is good, and it is little to take up room time idle.
The plug-type cleaning and protecting device that this utility model provides can receive following beneficial effect:
(1) device that this utility model provides, simple and reliable for structure, reusable；
(2) applied widely, without Special use environment, working condition requirement；
(3) arranging that cleaning ambient is simple to operate, cleaning effect is obvious；
(4) no consumption, loss during using, low cost of manufacture；
(5) taking up room when leaving unused little, the working place formed during use is big.
Accompanying drawing explanation
Fig. 1 illustrates the structural representation of plug-type cleaning and protecting device；
Fig. 2 illustrates the A face view in Fig. 1；
Fig. 3 illustrates the structural representation of tube bundle support frame；
Fig. 4 illustrates the structural representation of flexible inner bearing type seeker；
Fig. 5 illustrates the structural representation of interim casing device.
Drawing reference numeral illustrates:
1-end face, 2-sidewall, 3-protective door, 4-pulley, 5-limit connector, the spacing lock of 6-, 7-limited block, 8-hanger,
9-air-vent, 10-ventilation fan, 11-filtration members, 12-luminaire, 13-bracing piece, 14-strengthens angle, 15-stiffener, and 16-fills
Trim platform, 17-tube sheet bearing, 18-connecting rod assembly, 19-guide, 20-elastic supporting member for supporting optical member, 201-connecting shaft, 202-is elastic
Support bar, 21-guide head, 22-connecting portion, 23-transition part, 24-through hole, the interim cylinder of 25-, 26-inner support track, 27-
Air inlet, 28-manhole, 29-bearing, 30-gas outlet.
Detailed description of the invention
Being described in detail below by this utility model, feature of the present utility model and advantage will be along with these explanations
And become more apparent from, clearly.
The most special word " exemplary " means " as example, embodiment or illustrative ".Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although embodiment shown in the drawings is each
Kind aspect, but unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.
In description of the present utility model, it should be noted that term " on ", D score, " interior ", " outward ", "front", "rear",
Orientation or the position relationship of the instruction such as " left " and " right " are based on the orientation under utility model works state or position relationship, only
It is for the ease of description this utility model and to simplify description rather than instruction or imply that the device of indication or element must have spy
Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " and " the 4th " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
This utility model described below.
The plug-type cleaning and protecting device of one that this utility model provides, is preferred for overlength Tube Sheet of Heat Exchanger tread assembly welding equipment
And/or poling, it includes the removable cleaning unit of multiple stacking.
In this utility model, described removable cleaning unit includes an end face 1 and the side of two connections fixed thereto
Wall 2, wherein, two described sidewalls 2 may be contained within end face 1, and is distributed in the left and right sides of end face 1.
In this utility model, after innermost layer may move the front end of cleaning unit and outermost layer may move cleaning unit
End is respectively arranged with protective door 3, and in this utility model, term used " front " refers to that innermost layer may move stretching out of cleaning unit
Direction, term used " afterwards " refers to that what outermost layer may move cleaning unit stretches out direction.
In this utility model, described plug-type cleaning and protecting device is under laminated arrangement, in each removable cleaning
On the outer wall of unit and removable cleaning unit adjacent thereto inwall relevant position on be respectively provided with limited location and connect
Part 5, when corresponding two limit connectors 5 are connected with each other, two adjacent removable cleaning units can retaining layer stacked
State, after all of limit connector 5 is connected with each other accordingly, in lifting transfer process, described plug-type cleaning protection dress
Put entirety can retaining layer overlapping state, thus reduce lifting transfer difficulty, it is ensured that lifting transfer process safety；When
After limit connector is opened, internal layer may move cleaning unit and is free to skid off outer layer and may move cleaning unit.
Described limit connector is not specially limited by this utility model, it is possible to use any one limit in prior art
Position connector, such as hook and hook, gag lever post and draw-in groove etc..
In this utility model, bottom described sidewall 2, it is provided with multiple pulley 4, it is simple to operator's push-and-pull is moved respectively
Individual removable cleaning unit.
In this utility model, being provided with spacing lock 6 on described removable cleaning unit, it is used for limiting removable clear
The distance that clean unit stretches out, when opening spacing lock 6, removable cleaning unit can move freely, when closing spacing lock 6, can
Mobile cleaning unit is immovable, and therefore, it is single that operator can limit removable cleaning according to concrete needs such as Workpiece lengths
The outreach of unit.
In this utility model, the head and the tail junction of described removable cleaning unit is provided with dismountable limited block 7,
When installing described limited block 7, when removable cleaning unit moves to maximum push-and-pull distance, adjacent removable cleaning unit is first
Tail connects, and when removing described limited block 7, adjacent removable cleaning unit can separate, can such that it is able to adjust as required
The quantity of mobile cleaning unit.
In this utility model, the outside of end face and/or the outside of sidewall of removable cleaning unit are provided with and hang
Ear 8, described hanger 8 has multiple, it is preferable that described hanger 8 is symmetrical arranged, in order to when lifting transfer, plug-type cleaning is protected
Device can held stationary.
In this utility model, from the inner to the outer, the width of the removable cleaning unit of stacking and the most gradually increasing
Greatly, its width and height are as the criterion being capable of stacking.
In this utility model, after each removable cleaning unit moved being stretched to maximum push-and-pull distance, described in push away
The total length of pull-type cleaning and protecting device is more than the length of the workpiece such as heat exchanger tube.
In this utility model, adjacent removable cleaning unit lap-joint is provided with expansion work, in this utility model,
Described expansion joint is a kind of soft dust guard, and it blocks in the gap of adjacent removable cleaning unit, prevents in external environment
The pollutant such as dust enter inside plug-type cleaning and protecting device, described soft dust guard is also such as plastic sheeting and/or stretch
Joint etc..
This utility model one preferred embodiment in, be also equipped with soft in the bottom of removable cleaning unit sidewall
Matter dust guard, one of its effect, such as it is possible to prevent the pollutant such as the dust in external environment to be entered plug-type cleaning by bottom
Protective unit.
In this utility model, the sidewall 2 of removable cleaning unit is provided with air-vent 9, on described air-vent 9
It is provided with ventilation fan 10 and/or filtration members 11, makes the air in plug-type cleaning and protecting device be in communication with the outside flowing, it is ensured that its
There is the fresh air of abundance inside, and described filtration members is used for filtering leaked-in air, intercepts the pollutant such as dust therein and flows into
Inside plug-type cleaning and protecting device, thus ensure that the cleannes of its built-in function environment.
In this utility model, being internally provided with luminaire 12 at removable cleaning unit, it is at light intensity
Brightness is supplied, in order to operator can normal operation time not enough.
In this utility model, mobile described plug-type cleaning and protecting device so that it is open, and in the space formed
Carry out assembling the operations such as tube bundle support plate, tube sheet, heat exchanger tube poling, pipe end spot welding.
Preferably, this utility model uses flexible inner bearing type seeker to carry out heat exchanger tube poling operation, and this seeker includes
Guide 19 and the elastic supporting member for supporting optical member 20 being disposed below.
It is highly preferred that after completing poling, heat exchanging pipe end and tube sheet carry out spot welding, after spot welding completes, are drawn by tube bundle assembly
Entering in interim casing device, progressively remove this cleaning and protecting device during introducing, described interim casing device mainly includes facing
Time cylinder 25 and inner support track 26.
In this utility model, end face 1 and/or sidewall 2 are provided with bracing piece 13, are used for strengthening end face 1 and/or side
The structural stability of wall 2.
In this utility model, end face 1 and sidewall 2 junction are provided with reinforcement angle 14, make between end face 1 and sidewall 2
Connection more firm stable.
In this utility model, before each removable cleaning unit and/or below on be provided with stiffener 15,
Preferably, its one end is fixing with end face 1 to be connected, and the other end is fixing with sidewall 2 to be connected.
This utility model one preferred embodiment in, described plug-type cleaning and protecting device such as Fig. 1 and Fig. 2 institute
Showing, it comprises the steps: in use
Each parts such as reheater tube bank qualified to required auxiliary device accessory and cleaning are transported to operating space by step 1,
Such as carrying or handling.
Step 2, mobile plug-type cleaning and protecting device, the working place closed, bag is formed in outer workpiece described in step 1
Include following sub-step:
Sub-step 2-1, connects corresponding limit connector 5 on adjacent removable cleaning unit, makes plug-type cleaning protection
Device retaining layer overlapping state, opens the protective door 3 of plug-type cleaning and protecting device, and lifting shifts plug-type cleaning and protecting device extremely
The outside of workpiece described in step 1.
Sub-step 2-2, disconnects corresponding limit connector 5 on adjacent removable cleaning unit, makes each removable cleaning
Unit can move freely.
Sub-step 2-3, installs limited block 7 in the head and the tail junction of removable cleaning unit, makes removable cleaning unit exist
During the most maximum mobile push-and-pull distance, adjacent removable cleaning unit can be end to end, prevents from slipping.
Sub-step 2-4, opens spacing lock 6, and push-and-pull may move cleaning unit to suitable position, and make after expansion is plug-type
The total length of cleaning device is more than workpiece and the length of tube bundle support frame, closes spacing lock 6, closes protective door 3, optionally opens
Ventilation fan 10 and/or luminaire 12.
Step 3, carries out assembling tube bundle support plate, heat exchanger tube poling, pipe end spot welding etc. in the working place that step 2 is formed
Operation.
Described tube bundle support frame is as it is shown on figure 3, include mounting plate 16, for the tube sheet bearing 17 of fixed tube sheet and some
The individual connecting rod assembly 18 for Fixed Tube-sheet Reboiler gripper shoe, preferably this connecting rod assembly 18 is adjustable, wherein, tube sheet bearing 17
It is all disposed within mounting plate 16 with connecting rod assembly 18.
In this utility model, flexible inner bearing type seeker is used to carry out heat exchanger tube poling operation, wherein, in described flexibility
Support formula seeker as shown in Figure 4, including guide 19 and the elastic supporting member for supporting optical member 20 that is disposed below, elastic supporting member for supporting optical member 20 with guide
Part 19 is fixing to be connected, and described guide 19 includes guide head 21 and connecting portion 22, optionally guide head 21 and connecting portion 22 it
Between be provided with transition part 23, described guide head 21 is from bottom surface to its top, and the external diameter of guide head 21 is gradually reduced, it is preferable that lead
Profile to 21 is similar to sub warhead, optionally, offers through hole 24 on described transition part 23, and elastic supporting member for supporting optical member 20 includes connecting
Axle 201 and elastic support bars 202, wherein, there is elastic deformation in described elastic support bars 202 after stretching into heat exchanger tube inside,
Support on heat exchanger tube inwall, make heat exchanger tube inwall be subject to the pressure of circumference, and then elastic support bars 202 produces with heat exchanger tube inwall
Frictional force, relies on produced frictional force to make flexible inner bearing type seeker be fixed in heat exchanger tube, is using described flexible internal stay
During formula seeker, being first passed through the pore on tube sheet or deflection plate, heat exchanger tube is the most therewith through pore, thus realizes guiding
Heat exchanger tube poling, after use, penetrates ropy in through hole 24, such as nylon rope, the pull-out of flexibility inner bearing type seeker is changed
Heat pipe, completes to guide operation.
After completing poling operation, heat exchanging pipe end and tube sheet carry out spot welding, after spot welding completes, are introduced by tube bundle assembly interim
In casing device, during introducing, progressively remove this cleaning and protecting device, make each cleaning unit revert to laminated arrangement, described
Interim casing device is as it is shown in figure 5, mainly include interim cylinder 25 and inner support track 26, and this interim casing device can be every
From bareing heat exchanger tube and outside air, it is preferable that described interim casing device also includes air inlet 27, manhole 28, bearing 29
With gas outlet 30.
Step 4, mobile removable cleaning unit, make each cleaning unit revert to laminated arrangement, remove plug-type cleaning
Preventer, including following sub-step:
Sub-step 4-1, (closing ventilation fan 10 and/or luminaire 12) is opened protective door 3, is opened spacing lock 6, push-and-pull
Removable cleaning unit so that it is revert to laminated arrangement；
Sub-step 4-2, connects corresponding limit connector 5 on adjacent removable cleaning unit, makes plug-type cleaning protection
Device retaining layer overlapping state；
Sub-step 4-3, lifting shifts plug-type cleaning and protecting device to suitable position.
Above in association with detailed description of the invention and exemplary example, this utility model is described in detail, but these have been said
Bright can not be interpreted as restriction of the present utility model.It will be appreciated by those skilled in the art that without departing from this utility model spirit and
In the case of scope, technical solutions of the utility model and embodiment thereof can be carried out multiple equivalencing, modify or improve,
These each fall within the range of this utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
1. a plug-type cleaning and protecting device, it is characterised in that this device includes the removable cleaning unit of multiple stacking, institute
State removable cleaning unit and include the sidewall (2) of an end face (1) and two connections fixed thereto, wherein, two described sides
Wall (2) may be contained within end face (1), and is distributed in the left and right sides of end face (1),
The front end of cleaning unit is may move and outermost layer may move the rear end of cleaning unit and is respectively arranged with protective door at innermost layer
(3),
Described sidewall (2) bottom is provided with multiple pulley (4),
Described plug-type cleaning and protecting device is under laminated arrangement, on the outer wall of each removable cleaning unit and therewith
Limit connector (5) it is respectively arranged with on the relevant position of the inwall of adjacent removable cleaning unit.
Device the most according to claim 1, it is characterised in that be provided with spacing lock on described removable cleaning unit
(6)。
Device the most according to claim 1, it is characterised in that arrange in the head and the tail junction of described removable cleaning unit
There is dismountable limited block (7).
Device the most according to claim 1, it is characterised in that in the outside of end face and/or the side of removable cleaning unit
Hanger (8) it is provided with on the outside of wall.
Device the most according to claim 1, it is characterised in that adjacent removable cleaning unit lap-joint is provided with expansion
Joint, is also equipped with expansion joint in the bottom of removable cleaning unit sidewall, and its effect is possible to prevent the pollutant such as dust by bottom
Enter plug-type cleaning protective unit.
Device the most according to claim 1, it is characterised in that be provided with on the sidewall (2) of removable cleaning unit and change
Pore (9), is provided with ventilation fan (10) and/or filtration members (11) on described air-vent (9).
Device the most according to claim 1, it is characterised in that be internally provided with luminaire at removable cleaning unit
(12)。
Device the most according to claim 1, it is characterised in that be provided with bracing piece on end face (1) and/or sidewall (2)
(13), end face (1) and sidewall (2) junction are provided with reinforcement angle (14).
Device the most according to claim 1, it is characterised in that before each removable cleaning unit and/or after
Being provided with stiffener (15) on face, described stiffener (15) one end is fixing with end face (1) to be connected, and the other end is fixed with sidewall (2)
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507768.2U CN205816370U (en) | 2016-05-30 | 2016-05-30 | A kind of plug-type cleaning and protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507768.2U CN205816370U (en) | 2016-05-30 | 2016-05-30 | A kind of plug-type cleaning and protecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205816370U true CN205816370U (en) | 2016-12-21 |
Family
ID=57558327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620507768.2U Active CN205816370U (en) | 2016-05-30 | 2016-05-30 | A kind of plug-type cleaning and protecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205816370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855258A (en) * | 2016-05-30 | 2016-08-17 | 哈电集团（秦皇岛）重型装备有限公司 | Push-pull type cleaning protective device and cleaning protective method |
-
2016
- 2016-05-30 CN CN201620507768.2U patent/CN205816370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855258A (en) * | 2016-05-30 | 2016-08-17 | 哈电集团（秦皇岛）重型装备有限公司 | Push-pull type cleaning protective device and cleaning protective method |
| CN105855258B (en) * | 2016-05-30 | 2018-05-04 | 哈电集团（秦皇岛）重型装备有限公司 | A kind of plug-type cleaning and protecting device and cleaning means of defence |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |