CN219872900U - Nuclear power plant waste liquid recovery pond guiding device - Google Patents
Nuclear power plant waste liquid recovery pond guiding device Download PDFInfo
- Publication number
- CN219872900U CN219872900U CN202320509014.0U CN202320509014U CN219872900U CN 219872900 U CN219872900 U CN 219872900U CN 202320509014 U CN202320509014 U CN 202320509014U CN 219872900 U CN219872900 U CN 219872900U
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- waste liquid
- power plant
- nuclear power
- liquid recovery
- notch
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- 238000011084 recovery Methods 0.000 title claims abstract description 51
- 239000007788 liquid Substances 0.000 title claims abstract description 50
- 239000010908 plant waste Substances 0.000 title claims description 23
- 239000002699 waste material Substances 0.000 claims abstract description 27
- 238000005192 partition Methods 0.000 claims abstract description 10
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000002955 isolation Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000005070 sampling Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model relates to a diversion device for a waste liquid recovery tank of a nuclear power plant, which comprises a tank body (7); the top of the groove body (7) is opened, and the top of the right side part is provided with a drainage notch (6) protruding rightwards; the drainage notch (6) is communicated with the inside of the groove body (7); a notch is formed between the drainage notch (6) and the groove body (7); a baffle (5) is arranged in the notch; the groove body (7) is hung on the middle partition board (8) of the waste liquid recovery tank of the nuclear power plant through a notch and is connected with the upper end of the middle partition board (8) of the waste liquid recovery tank of the nuclear power plant through a blocking piece (5) in a buckling mode. According to the diversion device for the waste liquid recovery tank of the nuclear power plant, which is disclosed by the utility model, the diversion device can be erected on the tank surface by two persons, so that the isolation can be realized by rapidly diversion.
Description
Technical Field
The utility model relates to the technical field of waste liquid recovery of nuclear power plants, in particular to a diversion device of a waste liquid recovery tank of a nuclear power plant.
Background
The M310 type nuclear power plant nuclear island factory building is internally provided with a waste liquid recovery tank for continuously collecting the sampling drainage of the steam generator sewage disposal system and returning the sampling drainage of the steam generator sewage disposal system to the steam generator sewage disposal system through a pump. The waste liquid recovery tank of the nuclear power plant is divided into two water tanks by a stainless steel partition plate, the depth is 3 meters, and the sampling drainage of the steam generator sewage disposal system of each unit is respectively collected.
When the pump in the pool and the valves on the related pipelines are overhauled in daily life, the upstream of the pipeline is stopped to realize isolation, however, the pollution discharge sampling of the steam generator needs continuous monitoring, so that the blocking of the water is not necessarily not recommended during the normal power operation of the unit.
The isolation mode adopted at present is to lead the upstream sampling drainage to the water tank of another unit to reduce the water yield, then the personnel wear paper clothes, climb into the isolation water tank through a ladder, and erect a temporary hose at the water inlet pipe orifice of the isolation water tank to guide the water yield to the water tank of the other unit.
The water diversion isolation mode has the following problems: the long-term occupation of a large amount of manpower, the whole process takes more than 4 hours, and more than 5 people are called; a large amount of consumables are generated, and a plurality of materials such as paper clothes, hoses, hanging barrels, gloves, ladders and the like are consumed; the depth of the pool reaches 3m, which belongs to high-place operation and has a certain risk of injury caused by people; in the whole isolation period, personnel are required to carry out on-site nursing all the time, so that the risk of water leakage of the temporary hose is avoided.
Disclosure of Invention
Based on this, it is necessary to provide a nuclear power plant waste liquid recovery tank guiding device to solve the problems that the existing nuclear power plant waste liquid recovery tank water diversion isolation mode occupies a large amount of manpower for a long time, generates a large amount of consumables, causes injury risk and temporary hose water leakage risk, and the device can be erected on the tank surface by two persons to rapidly conduct water diversion to realize isolation.
In order to achieve the above object, the present utility model provides the following technical solutions:
a diversion device for a waste liquid recovery tank of a nuclear power plant comprises a tank body; the top of the right side part of the tank body is provided with a drainage notch protruding rightward; the drainage notch is communicated with the inside of the groove body; a notch is formed between the drainage notch and the groove body; a baffle is arranged in the notch; the groove body is hung on the middle partition board of the nuclear power plant waste liquid recovery tank through a notch and is connected with the upper end of the middle partition board of the nuclear power plant waste liquid recovery tank through a baffle plate buckle.
Working principle: the groove body is placed in a water tank needing drainage of a waste liquid recovery tank of a nuclear power plant, a water inlet pipe orifice of the water tank needing drainage is right above the top of the groove body, a drainage notch faces to another water tank of the waste liquid recovery tank of the nuclear power plant, and the groove body is hung on a middle partition board of the waste liquid recovery tank of the nuclear power plant through a notch and is connected with the upper end of the middle partition board of the waste liquid recovery tank of the nuclear power plant through a blocking piece in a buckling mode.
Further, the drainage notch is of a hollow structure with two open ends and an inner part, and comprises a large-end opening and a small-end opening which are oppositely arranged, and a groove wall connecting the large-end opening and the small-end opening; the top of the large end opening and the top of the small end opening are respectively flush with the top of the tank body, the small end opening is communicated with the tank body, the upper tank wall is flush with the top of the tank body, and a notch is formed between the lower tank wall and the right side part of the tank body.
Further, the groove body and the drainage groove opening are integrally formed.
Further, the nuclear power plant waste liquid recovery tank flow guiding device further comprises a lower boom ring rail, an anti-falling boom, an upper boom ring and a lower boom ring; the upper parts of the front side part and the rear side part of the groove body are symmetrically provided with a lower suspension rod ring rail, and each lower suspension rod ring rail is connected with an anti-falling suspension rod in a sliding manner; the anti-falling suspender is hung on a steel pipe rack erected at the tank mouth of the waste liquid recovery tank of the nuclear power plant, so that the diversion device of the waste liquid recovery tank of the nuclear power plant is prevented from falling.
Further, the upper end of each anti-falling suspender is provided with an suspender upper ring, and the lower end of each anti-falling suspender is provided with a suspender lower ring; and each suspender lower ring is connected to one suspender lower ring rail in a sliding manner, and each suspender upper ring is sleeved into a steel pipe frame and is arranged at the tank mouth of the waste liquid recovery tank of the nuclear power plant, so that the flow guiding device of the waste liquid recovery tank of the nuclear power plant is prevented from falling.
The beneficial technical effects of the utility model are as follows:
according to the diversion device for the waste liquid recovery tank of the nuclear power plant, only two persons can stand on the ground to operate, so that the diversion work can be quickly erected, and the personnel investment is reduced; the ladder is not required to be erected in the recovery tank, personnel are not required to climb, the industrial safety risk is reduced, and meanwhile, the water diversion working time is shortened; and consumable materials such as paper clothing, hoses, hanging barrels, gloves, safety belts and the like are not needed, so that the cost is saved.
Drawings
FIG. 1 is a schematic diagram of a flow guiding device of a waste liquid recovery tank of a nuclear power plant;
FIG. 2 is a schematic diagram of the operation of the flow guiding device of the waste liquid recovery tank of the nuclear power plant.
In the figure, 1, a boom upper ring; 2. anti-falling suspender; 3. a boom lower ring; 4. a boom lower ring rail; 5. a baffle; 6. a drainage slot; 7. a tank body; 8. a partition plate; 9. a water inlet pipe; 10. steel pipe rack.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent, and fully understood, by reference to the accompanying drawings and detailed description, in which embodiments of the utility model are shown, some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "top", "bottom", "left", "right", "front", "rear", "upper", "lower", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The utility model provides a diversion device for a waste liquid recovery tank of a nuclear power plant, which comprises a tank body 7; the top of the groove body 7 is opened, and the top of the right side part is provided with a drainage notch 6 protruding rightward; the drainage notch 6 is communicated with the inside of the groove body 7; a notch is formed between the drainage notch 6 and the groove body 7; a baffle 5 is arranged in the notch; the groove body 7 is hung on the middle baffle plate 8 of the nuclear power plant waste liquid recovery tank through a notch and is connected with the upper end of the middle baffle plate 8 of the nuclear power plant waste liquid recovery tank through a baffle plate 5 in a buckling mode.
Further, the drainage notch 6 is of a hollow structure with two open ends and an inner part, and comprises a large-end opening and a small-end opening which are oppositely arranged, and a groove wall connecting the large-end opening and the small-end opening; the large end opening top and the small end opening top are respectively flush with the top of the groove body 7, the small end opening is communicated with the groove body 7, the upper groove wall is flush with the top of the groove body 7, and a notch is formed between the lower groove wall and the right side part of the groove body 7.
Further, the groove body 7 and the drainage groove opening 6 are integrally formed.
Further, the nuclear power plant waste liquid recovery pool flow guiding device further comprises a lower boom ring rail 4, an anti-falling boom 2, an upper boom ring 1 and a lower boom ring 3; the upper parts of the front side part and the rear side part of the groove body 7 are symmetrically provided with a suspender lower ring rail 4, and each suspender lower ring rail 4 is connected with an anti-falling suspender 2 in a sliding way; the anti-falling suspender 2 is hung on a steel pipe frame 10 erected at the tank mouth of the waste liquid recovery tank of the nuclear power plant, so that the diversion device of the waste liquid recovery tank of the nuclear power plant is prevented from falling.
Further, the upper end of each anti-falling suspender 2 is provided with a suspender upper ring 1, and the lower end is provided with a suspender lower ring 3; each suspender lower ring 3 is connected on a suspender lower ring rail 4 in a sliding way, and each suspender upper ring 1 is sleeved into a steel pipe rack 10 and is erected at a pool mouth of a nuclear power plant waste liquid recovery pool so as to prevent the flow guiding device of the nuclear power plant waste liquid recovery pool from falling.
When the nuclear power plant waste liquid recovery tank flow guiding device is used for guiding the nuclear power plant waste liquid recovery tank, the tank body 7 is placed in a water tank which needs to be drained from the nuclear power plant waste liquid recovery tank, a pipe orifice of a water tank water inlet pipe 9 which needs to be drained is arranged right above the top of the tank body 7, the drainage notch 6 faces to the other water tank of the nuclear power plant waste liquid recovery tank, and the tank body 7 is hung on a middle baffle plate 8 of the nuclear power plant waste liquid recovery tank through a notch and is connected with the upper end of the middle baffle plate 8 of the nuclear power plant waste liquid recovery tank through a baffle plate 5 in a buckling mode.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The diversion device of the waste liquid recovery tank of the nuclear power plant is characterized by comprising a tank body (7); the top of the groove body (7) is opened, and the top of the right side part is provided with a drainage notch (6) protruding rightwards; the drainage notch (6) is communicated with the inside of the groove body (7); a notch is formed between the drainage notch (6) and the groove body (7); a baffle (5) is arranged in the notch; the groove body (7) is hung on the middle partition board (8) of the waste liquid recovery tank of the nuclear power plant through a notch and is connected with the upper end of the middle partition board (8) of the waste liquid recovery tank of the nuclear power plant through a blocking piece (5) in a buckling mode.
2. The nuclear power plant waste liquid recovery tank diversion device according to claim 1, wherein the diversion notch (6) is of a hollow structure with two open ends and an interior, and comprises a large-end opening and a small-end opening which are oppositely arranged, and a groove wall connecting the large-end opening and the small-end opening; the top of the large end opening and the top of the small end opening are respectively flush with the top of the groove body (7), the small end opening is communicated with the groove body (7), the upper groove wall is flush with the top of the groove body (7), and a notch is formed between the lower groove wall and the right side part of the groove body (7).
3. The nuclear power plant waste liquid recovery tank diversion device according to claim 2, wherein the tank body (7) and the diversion notch (6) are integrally formed.
4. A nuclear power plant waste liquid recovery tank diversion device according to any one of claims 1-3, further comprising a boom lower loop rail (4), an anti-falling boom (2), a boom upper loop (1) and a boom lower loop (3); the upper parts of the front side part and the rear side part of the groove body (7) are symmetrically provided with a suspender lower ring rail (4), and each suspender lower ring rail (4) is connected with an anti-falling suspender (2) in a sliding way; the anti-falling suspender (2) is suspended on a steel pipe frame (10) erected at the tank mouth of a waste liquid recovery tank of a nuclear power plant.
5. The nuclear power plant waste liquid recovery tank diversion device according to claim 4, wherein the upper end of each anti-falling suspender (2) is provided with an suspender upper ring (1), and the lower end is provided with a suspender lower ring (3); each lower boom ring (3) is connected to a lower boom ring rail (4) in a sliding manner, and each upper boom ring (1) is sleeved into a steel pipe rack (10) and erected at a pool opening of a nuclear power plant waste liquid recovery pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509014.0U CN219872900U (en) | 2023-03-16 | 2023-03-16 | Nuclear power plant waste liquid recovery pond guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509014.0U CN219872900U (en) | 2023-03-16 | 2023-03-16 | Nuclear power plant waste liquid recovery pond guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219872900U true CN219872900U (en) | 2023-10-20 |
Family
ID=88341577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320509014.0U Active CN219872900U (en) | 2023-03-16 | 2023-03-16 | Nuclear power plant waste liquid recovery pond guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219872900U (en) |
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2023
- 2023-03-16 CN CN202320509014.0U patent/CN219872900U/en active Active
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