CN102969036B - Vertical butt-type universal hot-chamber maintenance air brake - Google Patents
Vertical butt-type universal hot-chamber maintenance air brake Download PDFInfo
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- CN102969036B CN102969036B CN201210422645.5A CN201210422645A CN102969036B CN 102969036 B CN102969036 B CN 102969036B CN 201210422645 A CN201210422645 A CN 201210422645A CN 102969036 B CN102969036 B CN 102969036B
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Abstract
The invention relates to the design field of a nuclear industry box, in particular to a vertical butt-type universal hot-chamber maintenance air brake, which comprises an air brake main body and a dual-cover sealing door system, wherein the air brake main body is divided into a plurality of independent subareas, and all subareas are connected with one another through an air-brake sealing door; and the bottom of one independent subarea of the air brake main body is provided with a dual-cover sealing upper door, a top plate of a hot-chamber shell is provided with a corresponding dual-cover sealing lower door, and the dual-cover sealing upper door and the dual-cover sealing lower door form the dual-cover sealing door system. Due to the adoption of the vertical butt-type universal hot-chamber maintenance air brake, rapidness in butt joint and separation of multiple hot chambers can be realized through one air brake, the connection surface of the air brake after being separated is free from being polluted; and meanwhile, the vertical butt-type universal hot-chamber maintenance air brake has the advantages of high strength, good sealing performance, convenience in transportation and the like.
Description
Technical field
The present invention relates to nuclear industry case room design field, be specifically related to a kind of for personnel enter hot cell maintenance needed for dedicated box room equipment.
Background technology
Along with the development of China's nuclear industry, the requirement for device security, maintenance, replacing, operation under radioactive environment in nuclear engineering is more and more higher.Particularly in recent years, along with improving constantly of people's environmental consciousness, the designing requirement that people-oriented is advocated by more user, require that avoiding personnel to enter Polluted area as much as possible carries out maintenance operation for this reason, the means that have employed remote-controlled operation and maintenance as much as possible in the design process of hot cell for this reason, equipment de-sign considers few maintenance as far as possible, although take above-mentioned measure, personnel still can not be avoided to enter hot cell and to be engaged in maintenance job, for this reason, the access door passing in and out hot cell for maintenance personal is all left in hot cell.Because in hot cell, radioactive level is higher, also there is radioaerosol in some hot cell, if directly opened by hot cell access door, hot cell directly will be communicated with maintenance district, and maintenance district can be subject to radioactive contamination.The personnel under the prerequisite not affecting hot cell sealing and negative pressure that for this reason must solve pass in and out the problem in hot cell.
First tradition hot cell maintenance mode for set up gas account in maintenance district, hot cell, maintenance personal wears frog-suit in gas account, opens hot cell protective door and hermatic door enters hot cell, returns gas account and take off frog-suit, withdraw from gas account after completing maintenance job from hot cell.
Gas account is primarily of metal chassis, and steel pipe skeleton and be laid in the compositions such as plastic sheeting on skeleton, be provided with two subregions in gas account, carry ventilating system, with rubber belt sealing between gas account and hot cell body of wall, its major defect is that preliminary work amount is huge, sealing is poor.Though skeleton reusable, plastic sheeting can not be multiplexing, becomes radioactive waste, and in addition because the encapsulation boundary of gas account self is plastic sheeting, its intensity is poor, cracky, causes gas account sealingly secure poor.
Summary of the invention
The object of the invention is the defect for prior art, a kind of general hot cell can docked with multiple hot cells plan vertical is provided to keep in repair air-lock, it can be used as the transition passage that maintenance personal enters preventing pollution diffusion when maintenance operation is carried out in hot cell, is also that personnel wear, the space of de-and storage frog-suit simultaneously.
Technical scheme of the present invention is as follows: a kind of vertical butt-type universal hot-chamber maintenance air brake, and comprise air-lock body and double-canopy hermatic door system, described air-lock body is divided into several independent partitions, is connected between each independent partitions by air-lock hermatic door; Bottom an independent partitions of air-lock body, be provided with double-canopy sealing visit, hot cell cover top plate is provided with corresponding double-canopy sealing Xiamen, double-canopy sealing is visited and the double-canopy hermatic door system described in the composition of double-canopy sealing Xiamen.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, described air-lock body is divided into warm area and Liang Ge independent partitions, hot-zone, be provided with air-lock between warm area and this external maintenance district of air-lock and seal external door, described double-canopy sealing is visited and is arranged on the bottom of hot-zone.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, the top of described air-lock body is provided with boom hoisting, and the bottom of air-lock body is provided with the auxiliary docking facilities with hot cell; The warm area of air-lock body and hot-zone are equipped with finder, backup actuating device, and the top, hot-zone of air-lock body is provided with waste outlet device.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, the warm area of described air-lock body is provided with air intake filtrator, and the hot-zone of air-lock body is provided with exhaust fan and exhaust-air filter, is provided with intermediate filter between warm area and hot-zone.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, warm area and the hot-zone of described air-lock body are equipped with lighting device, negative pressure display device and pipe connection system.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, the warm area of described air-lock body is provided with frog-suit storage bracket.
Further, vertical butt-type universal hot-chamber maintenance air brake as above, wherein, the hot-zone of described air-lock body is provided with removable cat ladder.
Beneficial effect of the present invention is as follows: vertical butt-type universal hot-chamber maintenance air brake provided by the present invention eliminates the work of repeatedly building gas account, when personnel must enter hot cell, can directly utilize crane that air-lock is winched to working position and after docking with hot cell, namely personnel enter hot cell by air-lock and are engaged in safe escape after maintenance job.Simultaneously air-lock adopts double cover doors structure with the interface in hot cell, can realize an air-lock to the rapid abutting joint in multiple hot cell and disengaging, and is separated air-lock interface surface afterwards and is not stain, while it also possesses that self-strength is high, good seal performance, transport the advantages such as convenient.
Accompanying drawing explanation
Fig. 1 is air-lock external structure schematic diagram of the present invention;
Fig. 2 is air-lock inner structure schematic diagram of the present invention;
Fig. 3 is air-lock vertical view of the present invention;
Fig. 4 is for hang schematic diagram by hot cell top barrier cover;
Fig. 5 docks schematic diagram by above air-lock handling to hot cell with hot cell;
Fig. 6 operates double-canopy hermatic door system schematic for personnel enter air-lock;
Fig. 7 enters hot cell schematic diagram for personnel;
Fig. 8 withdraws air-lock schematic diagram for personnel.
Embodiment
Describe the present invention below in conjunction with drawings and Examples.
As Figure 1-3, vertical butt-type universal hot-chamber maintenance air brake provided by the present invention, comprises air-lock body and double-canopy hermatic door system.Air-lock body is that maintenance personal enters hot cell and carries out preventing in maintenance operation process gaseous contamination maintenance district transition passage in hot cell, is also that maintenance personal wears, the space of degassed clothing and storage frog-suit simultaneously.It is the sealing cell be made up of stainless acid resistant steel plate, interior part warm area 16 and independent partitions, 7 two, hot-zone (also can increase the quantity of subregion as required), wherein warm area 16 and air-lock outside are overhauled and are provided with air-lock between district and seal external door 19, be equipped with air-lock between warm area 16 and hot-zone 7 and seal inside door 18, hot-zone 7 is connected by double-canopy hermatic door with between hot cell.Double-canopy hermatic door system can with reference to existing double cover doors syndeton.
Establish double-canopy hermatic door between the hot-zone 7 of air-lock and hot cell, it to be visited 5 compositions primarily of double-canopy sealing Xiamen 4 and double-canopy sealing, and wherein double-canopy sealing is visited on bottom 5 hot-zones being located at air-lock, and double-canopy sealing Xiamen 4 is located at top, hot cell.Identical double-canopy sealing Xiamen 4 can be arranged on multiple hot cell simultaneously, and all double-canopy sealing Xiamen possess unified mating interface, can realize thus an air-lock respectively with the docking of multiple hot cell.
The top of air-lock body is provided with boom hoisting 14, the bottom outside of air-lock body is provided with the auxiliary docking facilities 3 with hot cell, for the pose adjustment of air-lock during double-canopy docking, the top of hot-zone 7 is provided with waste outlet device 22, and the sealing for hot indoor maintenance object is transported.Warm area 16 and the hot-zone 7 of air-lock are equipped with lighting device 21, and are respectively equipped with the negative pressure display device 12 for measuring warm area and hot-zone at the top of air-lock.
The warm area 16 of air-lock body and hot-zone 7 are equipped with finder 1, backup actuating device 2, are provided with warm area pipe connection system 20 in warm area, are provided with hot-zone pipe connection system 6 in hot-zone.Be provided with air intake filtrator 15 on the top of warm area 16, hot-zone 7 is provided with exhaust fan 10 and exhaust-air filter 9, is provided with intermediate filter 13 between warm area 16 and hot-zone 7.In addition, the warm area 16 of air-lock body is provided with frog-suit storage bracket 17, and hot-zone 7 is provided with removable cat ladder 11.
The course of work utilizing air-lock of the present invention to carry out operating is as follows:
When personnel are for entering hot cell education maintenance operation, first the top barrier cover 24 in hot cell 23 is hung (see figure 4), utilize crane by boom hoisting 14 by above air-lock Integral lifting to Awaiting Overhaul hot cell 23, operating personnel are by auxiliary docking facilities, adjust the attitude of air-lock and air-lock is slowly declined, completing double-canopy docking procedure (see figure 5).Maintenance personal (people or many people) seals external door by the air-lock between air-lock and maintenance area, hot cell and enters air-lock warm area and wear frog-suit in this region, to be connected by warm area pipe connection system and whether test the work of frog-suit each pipeline normal, open air-lock sealing inside door after frog-suit is completed and enter air-lock hot-zone, connected by hot-zone pipe connection system and whether normally to test each pipeline work of frog-suit, after engagement of being visited in double-canopy sealing Xiamen and double-canopy sealing after frog-suit is completed, opening (see figure 6) in the lump.Personnel enter hot cell 23 by removable cat ladder and to work (see figure 7), and in hot cell, material transports out air-lock by air-lock hot-zone boom hoisting and sealing transporter with sealing state.Personnel recall air-lock hot-zone from hot cell 23, close double cover doors and make double-canopy visiting and Xiamen disengaging, withdrawing air-lock (see figure 8) successively by warm area, hot-zone.Hot cell top barrier is covered position, and task completes.
Structure of the present invention is not limited to the embodiment described in embodiment, and those skilled in the art's technical scheme according to the present invention draws and other embodiment belongs to technological innovation scope of the present invention equally.
Claims (9)
1. a vertical butt-type universal hot-chamber maintenance air brake, comprises air-lock body and double-canopy hermatic door system, it is characterized in that: described air-lock body is divided into several independent partitions, is connected between each independent partitions by air-lock hermatic door; Bottom an independent partitions of air-lock body, be provided with double-canopy sealing visit, hot cell cover top plate is provided with corresponding double-canopy sealing Xiamen, double-canopy sealing is visited and the double-canopy hermatic door system described in the composition of double-canopy sealing Xiamen.
2. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 1, it is characterized in that: described air-lock body is divided into warm area (16) and independent partitions, (7) two, hot-zone, be provided with air-lock between this external maintenance district of warm area (16) and air-lock and seal external door (19), described double-canopy sealing visit (5) be arranged on the bottom of hot-zone (7).
3. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 2, is characterized in that: the top of described air-lock body is provided with boom hoisting (14).
4. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 3, is characterized in that: the warm area (16) of air-lock body and hot-zone (7) are equipped with finder (1) and backup actuating device (2).
5. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 4, is characterized in that: hot-zone (7) top of air-lock body is provided with waste outlet device (22).
6. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 5, it is characterized in that: the warm area (16) of described air-lock body is provided with air intake filtrator (15), the hot-zone (7) of air-lock body is provided with exhaust fan (10) and exhaust-air filter (9), is provided with intermediate filter (13) between warm area (16) and hot-zone (7).
7. as the vertical butt-type universal hot-chamber maintenance air brake in claim 2-6 as described in any one, it is characterized in that: the warm area (16) of described air-lock body and hot-zone (7) are equipped with lighting device (21), negative pressure display device (12) and pipe connection system.
8. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 7, is characterized in that: the warm area (16) of described air-lock body is provided with frog-suit storage bracket (17).
9. vertical butt-type universal hot-chamber maintenance air brake as claimed in claim 8, is characterized in that: the hot-zone (7) of described air-lock body is provided with removable cat ladder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422645.5A CN102969036B (en) | 2012-10-30 | 2012-10-30 | Vertical butt-type universal hot-chamber maintenance air brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210422645.5A CN102969036B (en) | 2012-10-30 | 2012-10-30 | Vertical butt-type universal hot-chamber maintenance air brake |
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| Publication Number | Publication Date |
|---|---|
| CN102969036A CN102969036A (en) | 2013-03-13 |
| CN102969036B true CN102969036B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210422645.5A Active CN102969036B (en) | 2012-10-30 | 2012-10-30 | Vertical butt-type universal hot-chamber maintenance air brake |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB971141A (en) * | 1962-02-02 | 1964-09-30 | Commissariat Energie Atomique | Improvements in apparatus for observing objects disposed in fluid-tight chambers |
| CN85108413A (en) * | 1984-11-26 | 1986-05-10 | 核材料总公司 | The conveyer that between vessel and fully sheathed case, has the double seal door shield |
| CN2760162Y (en) * | 2004-12-17 | 2006-02-22 | 常州利明屏蔽有限公司 | Shielding room |
| CN202976867U (en) * | 2012-10-30 | 2013-06-05 | 中国核电工程有限公司 | Vertical butting type general air brake for maintenance of hot cell |
-
2012
- 2012-10-30 CN CN201210422645.5A patent/CN102969036B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB971141A (en) * | 1962-02-02 | 1964-09-30 | Commissariat Energie Atomique | Improvements in apparatus for observing objects disposed in fluid-tight chambers |
| CN85108413A (en) * | 1984-11-26 | 1986-05-10 | 核材料总公司 | The conveyer that between vessel and fully sheathed case, has the double seal door shield |
| CN2760162Y (en) * | 2004-12-17 | 2006-02-22 | 常州利明屏蔽有限公司 | Shielding room |
| CN202976867U (en) * | 2012-10-30 | 2013-06-05 | 中国核电工程有限公司 | Vertical butting type general air brake for maintenance of hot cell |
Non-Patent Citations (1)
| Title |
|---|
| 提高热室用双盖门的密封合格率;双盖门密封试验QC小组;《核标准计量与质量》;20101231(第4期);28-33页 * |
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| CN102969036A (en) | 2013-03-13 |
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