CN208219771U - A kind of nuclear power is inspected with feed-tank wall surface and cleaning device - Google Patents
A kind of nuclear power is inspected with feed-tank wall surface and cleaning device Download PDFInfo
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- CN208219771U CN208219771U CN201820539375.9U CN201820539375U CN208219771U CN 208219771 U CN208219771 U CN 208219771U CN 201820539375 U CN201820539375 U CN 201820539375U CN 208219771 U CN208219771 U CN 208219771U
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- Prior art keywords
- sucker
- wall surface
- cleaning device
- inspected
- feed
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Abstract
A kind of nuclear power is inspected with feed-tank wall surface and cleaning device, belongs to Nuclear Safety protection field, inspecting when mainly solving the in-service work of feed-tank and cleaning problems.The device drives start and stop, the movement of driving wheel realization device by submersible machine；The water in sucker is aspirated by Laval nozzle and forms negative pressure, is provided active force in wall surface vertical direction, is guaranteed that device is adherent；In addition under closed circuit mode, guarantee that sucker comes into full contact with wall surface by hydrostatic circuit；Closed circuit is equipped with constant pressure valve, can not only guarantee job stability when closed circuit and open type flow pattern switch, but also the water flow that can be discharged in due course in sucker sucking circuit；It when pattern switching to open type access, is pressurizeed by water pump, realizes the cleaning to dirt, sucker Adhesion enhancement, can effectively offset the reaction force of jet stream at this time.The method that this patent provides has the advantages that compact-sized, stable.
Description
Technical field
The utility model relates to Nuclear Safeties to protect field, be inspected and clearly more particularly to a kind of nuclear power with feed-tank wall surface
Clean device.
Background technique
Auxiliary feed-water tank is mainly used for feeding in the operation of nuclear power station secondary circuit water system and damage in auxiliary feedwater system (ASG)
The water of mistake when auxiliary feed-water tank periodic maintenance, needs the water in Clean water tank empty, it is right inside equipment that maintenance personnel is entered by manhole
Tank inner wall is observed and is cleaned, and maintenance program is many and diverse, and need to shut down operation, and the utility model patent proposes a set of wall surface of meter
It inspects and cleaning device, guarantees to can be completed corresponding check and clean up task when the in-service work of equipment.
Utility model content
To solve the above problems, the utility model provides a kind of nuclear power and is inspected with feed-tank wall surface and sanitizer cartridge
It sets, solves the problems, such as that operation need to be shut down when auxiliary feed-water tank periodic maintenance, have the advantages that apparatus structure is compact, stable,
It is inspected with feed-tank wall surface and cleaning device for this purpose, the utility model provides a kind of nuclear power, including power supply, video/control
System, winding plant and wall surface processed are inspected to be connect wall surface by connecting line and inspects and sanitizer cartridge with cleaning device ontology, the power supply
Ontology is set, the video/control system, which connects to inspect, connects cable and head-rope with cleaning device ontology, the winding plant；
It includes camera, protective cover, auxiliary wheel, baffle, driven wheel, active that the wall surface, which is inspected with cleaning device ontology,
Wheel, lifting ring, submersible machine, filter, three-way diverter valve I, Laval nozzle, water pump, sucker telescopic device, sucker, threeway
Reversal valve II, counterbalance valve, constant pressure valve and high-pressure nozzle, the submersible machine connect driving driving wheel, before the cleaning device ontology
There is a camera in side, and protective cover is equipped with outside the camera, there is lifting ring on rear side of the cleaning device ontology, the cable and holds
It restricts again and connects winding plant from lifting ring stretching, there are driven wheel and driving wheel, the sanitizer cartridge in lower section in the cleaning device ontology
Set ontology down either side and one auxiliary wheel be respectively installed, the baffle outside auxiliary wheel, the filter, three-way diverter valve I,
Laval nozzle, water pump, sucker telescopic device, three-way diverter valve II, high-pressure nozzle, which are linked in sequence, constitutes open type access, and described three
Logical reversal valve I, Laval nozzle, water pump, sucker telescopic device, three-way diverter valve II, counterbalance valve, constant pressure valve, which are linked in sequence, to be constituted
Closed circuit, II linkage work of the three-way diverter valve I and three-way diverter valve, the telescopic end of the sucker telescopic device are equipped with
One row's sucker, the sucker is between driven wheel and driving wheel.
Further improvement of the utility model, the sucker telescopic device, including piston, stop collar, spring, balance plate and
Bellows, described bellows one end are connect with Laval nozzle, and the other end passes through balance plate and connect with sucker, the piston
There is spring between balance plate, the spring pocket is limited on piston by stop collar, the application sucker telescopic device
Including piston, stop collar, spring, balance plate and bellows；The piston is in water air pump inoperative, by the active force of spring
Balance plate and sucker are promoted into certain altitude, when pump working, the intracorporal hydraulic pressure of chamber acts on piston wall surface, by balance plate and
Sucker declines certain altitude, guarantees that sucker and wall surface come into full contact with, and stop collar declines for preventing from crossing caused by hydraulic pressure is unstable, together
When the vertical on sucker is transferred to device noumenon；Described bellows one end is connect with Laval nozzle, and one end is worn
Overbalance plate is connect with sucker.
Further improvement of the utility model, the sucker have a 1-4, and whens multiple suckers is laid out using dot matrix, guarantee
Device noumenon uniform force.
Further improvement of the utility model, the piston component on the balance plate have 1-3 group, and multiple groups piston component can be protected
Balance plate uniform force is demonstrate,proved, prevents balance plate from tilting.
The utility model provides a kind of nuclear power and inspects application method with cleaning device with feed-tank wall surface:
1) when periodically inspecting feed-tank, wall surface is inspected to, guarantee dress into the water and adherent with cleaning device ontology
It sets in closed circuit working condition；
2) water pump is opened, under water pump and counterbalance valve collective effect, descaling line pressure increases sucker telescopic device, drives piston
It is moved at stop collar, sucker comes into full contact with water tank wall, and water flow flows through Laval nozzle in pipeline, and water flow dynamic and static pressure converts shape
At negative pressure, water in sucker cavity is sucked into circuit, and water flow is discharged by constant pressure valve, guarantee that loop works state point is stablized；
3) movement of submersible machine driving driving wheel is opened at this time, is turned to；
When camera observes that device front wall surface has dirt that need to clear up, three-way diverter valve I and three-way diverter valve II
It starts building to make, closed circuit is switched into open type channel work mode, the water in water tank is sucked and is pressurizeed by filter by water pump,
Later by spray head by high-pressure water shot to the dirty area specified, under such operating mode, Laval nozzle is in sucker cavity
Higher negative pressure is formed, the reaction force being upwardly formed for offsetting high pressure water flow strikes in wall surface Vertical Square；
When device noumenon moves vertically to the intersection of wall surface and water tank bottom surface, auxiliary wheel is contacted with bottom surface first, when
When device noumenon and bottom surface shape form an angle, water pump stops working, and sucker is shunk, and device noumenon is by self weight and driving wheel
Driving, realizes the smooth transition of interface, and device noumenon is self-possessed by device noumenon when bottom surface is inspected and offsets buoyancy, when need
When cleaning dirt, pump working, by the active force on sucker, holding meanss ontology is stablized；
4) after inspecting work, winding plant is recycled device noumenon by head-rope.
A kind of nuclear power of the utility model is inspected with feed-tank wall surface and cleaning device, belongs to Nuclear Safety protection field, main
Inspecting when solving the in-service work of feed-tank and cleaning problems.The device is by submersible machine driving driving wheel realization device
Start and stop, movement；The water in sucker is aspirated by Laval nozzle and forms negative pressure, is provided active force in wall surface vertical direction, is guaranteed
Device is adherent；In addition under closed circuit mode, guarantee that sucker comes into full contact with wall surface by hydrostatic circuit；Closed circuit is equipped with
Constant pressure valve can not only guarantee job stability when closed circuit and open type flow pattern switch, but also sucker can be discharged in due course
Suck the water flow in circuit；It when pattern switching to open type access, is pressurizeed by water pump, realizes the cleaning to dirt, inhale at this time
Disk Adhesion enhancement can effectively offset the reaction force of jet stream.The method that this patent provides has compact-sized, stable
Advantage.
Detailed description of the invention
Fig. 1 is that the utility model nuclear power is inspected and cleaning device system diagram with feed-tank wall surface.
Fig. 2 is that wall surface is inspected and cleaning device main body system figure.
Fig. 3 is sucker telescopic device structure chart.
Label title in figure: 1. power supplys；2. video/control system；3. winding plant；4. wall surface is inspected and cleaning device
Ontology；5. camera；6. protective cover；7. auxiliary wheel；8. baffle；9. driven wheel；10. driving wheel；11 lifting rings；12. underwater electricity
Machine；13. filter；14. three-way diverter valve I；15. Laval nozzle；16. water pump；17. sucker telescopic device；18. sucker；19.
Three-way diverter valve II；20. counterbalance valve；21. constant pressure valve；22. high-pressure nozzle；23. piston；24. stop collar；25. spring；26. flat
Weigh plate；27. bellows.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
The utility model provides a kind of nuclear power and is inspected with feed-tank wall surface and cleaning device, solves auxiliary feed-water tank and periodically ties up
The problem of operation need to be shut down when shield, has the advantages that apparatus structure is compact, stable.
As shown in Figure 1, nuclear power described in the utility model is inspected with cleaning device with feed-tank wall surface by power supply 1, view
Frequently/control system 2, winding plant 3, wall surface are inspected to be constituted with cleaning device ontology 4；As shown in Fig. 2, the wall surface inspect and
Cleaning device ontology 4 is by camera 5, protective cover 6, auxiliary wheel 7, baffle 8, driven wheel 9, driving wheel 10, lifting ring 11, underwater electricity
Machine 12, filter 13, three-way diverter valve I 14, Laval nozzle 15, water pump 16, sucker telescopic device 17, sucker 18, threeway are changed
It is constituted to valve II 19, counterbalance valve 20, constant pressure valve 21, high-pressure nozzle 22；As shown in figure 3, the sucker telescopic device 17 is by living
Plug 23, stop collar 24, spring 25, balance plate 26 and bellows 27 are constituted.Now with the wall surface inspection under Double-sucker, single telescopic device
Depending on illustrating the specific implementation process of utility model device with for cleaning device.
As shown in Figure 1, power supply 1 is inspected for wall surface provides electric power with cleaning device ontology 4, video/control system 2 is for seeing
Underwater wall surface is examined with the presence or absence of dirt and controls the start and stop, movement and soil cleaning inspected with cleaning device ontology 4, elevator dress
3 are set for retractable cable and head-rope.As shown in Fig. 2, submersible machine 12 is for driving driving wheel 10, realization device is in wall surface
Start and stop, locomotive function；Smooth transition when auxiliary wheel 7 moves to the ground for wall surface；Baffle 8 for anti-locking apparatus with it is front/rear
Square barrier impacts；Filter 13, three-way diverter valve I 14, Laval nozzle 15, water pump 16, sucker telescopic device 17, threeway are changed
It is linked in sequence to valve II 19, high-pressure nozzle 22 and constitutes open type access, be used for soil cleaning；Three-way diverter valve I 14, Laval nozzle
15, water pump 16, sucker telescopic device 17, three-way diverter valve II 19, counterbalance valve 20, constant pressure valve 21, which are linked in sequence, constitutes enclosed time
Road guarantees device in moving process perpendicular to the active force of wall direction by sucker 18.As shown in figure 3, piston 23 is in water
When pump 16 does not work, balance plate 26 and sucker 18 are promoted into certain altitude, when pump working, cavity by the active force of spring
Interior hydraulic pressure acts on 23 wall surface of piston, and balance plate 26 and sucker 18 are declined certain altitude, guarantees that sucker and wall surface sufficiently connect
Touching, stop collar 24 declines for preventing from crossing caused by hydraulic pressure is unstable, while the vertical on sucker is transferred to device sheet
Body.Described 27 one end of bellows is connect with Laval nozzle, and one end passes through balance plate 26 and connect with sucker 18.
Sucker 18 described in the utility model has a 1-4, and whens multiple suckers is laid out using dot matrix, guarantees device noumenon stress
Uniformly.
Filter 13 described in the utility model is used for the impurity of filtration high pressure bilge suction, is guaranteeing open type path components just
Often work.
II 19 linkage work of three-way diverter valve I 14 and three-way diverter valve described in the utility model for open type access and closes
The switching of formula loop works state.
Laval nozzle 15 described in the utility model is connected by bellows 27 with sucker 18, is turned using liquid stream dynamic and static pressure
Principle is changed, so that forming negative pressure in 18 cavity of sucker, provides the active force perpendicular to wall direction for device.
Counterbalance valve 20 described in the utility model is used for the intracorporal pressure of 17 chamber of sucker telescopic device under closed circuit working condition
Power is higher than environment hydraulic pressure, guarantees that sucker and wall surface come into full contact with.
Pressurization point of the constant pressure valve 21 described in the utility model as closed circuit, level pressure pressure are equal to environment hydraulic pressure, protect
The stabilization of pressure before water pump 16 when closed circuit and open type channel status switch is demonstrate,proved, while constant pressure valve 21 can guarantee and inhale from sucker 18
The water entered in closed circuit is discharged in due course, guarantees that loop works state point is stablized.
26 piston component has a 1-3 group on balance plate described in the utility model, multiple groups piston component can guarantee balance plate by
Power is uniform, prevents balance plate from tilting.
The utility model provides a kind of nuclear power and inspects application method with cleaning device with feed-tank wall surface, works as staff
When periodically inspecting feed-tank, wall surface is inspected it is into the water and adherent with cleaning device ontology 4, guarantee device in enclosed return
Road working condition opens water pump 16, and sucker telescopic device 17 is under 20 collective effect of water pump 16 and counterbalance valve, descaling line pressure liter
Height, driving piston 23 are moved at stop collar 24, and sucker 18 comes into full contact with water tank wall, and water flow flows through Laval nozzle in pipeline
15, water flow dynamic and static pressure is converted to form negative pressure, water in 18 cavity of sucker is sucked circuit, and water flow is discharged by constant pressure valve 21,
Guarantee that loop works state point is stablized, opens submersible machine 12 at this time and drive the movement of driving wheel 10, turn to；When camera 5 is observed
When wall surface has dirt that need to clear up in front of to device, II 19 linkage work of three-way diverter valve I 14 and three-way diverter valve, by closed circuit
Open type channel work mode is switched to, the water in water tank is sucked and pressurizeed by filter 13 by water pump 16, passes through spray head later
22 by high-pressure water shot to specified dirty area, and under such operating mode, Laval nozzle 15 is formed more in 18 cavity of sucker
High negative pressure, the reaction force being upwardly formed for offsetting high pressure water flow strikes in wall surface Vertical Square；When device noumenon 4 is vertically moved
When moving the intersection to wall surface and water tank bottom surface, auxiliary wheel 7 is contacted with bottom surface first, when device noumenon and bottom surface form a clamp
When angle, water pump 16 stops working, and sucker 18 is shunk, and device noumenon 4 drives by self weight and driving wheel 10, realizes interface
Smooth transition, device noumenon 4 are self-possessed by device noumenon 4 when bottom surface is inspected and offset buoyancy, when needing to clean dirt, water
16 work of pump, by the active force on sucker 18, holding meanss ontology 4 is stablized；After inspecting work, winding plant 3 passes through
Head-rope recycles device noumenon 4.
The above descriptions are merely preferred embodiments of the present invention, is not to make any other to the utility model
The limitation of form, and according to any modification or equivalent variations made by the technical essence of the utility model, it is practical new to still fall within this
Type range claimed.
Claims (4)
1. a kind of nuclear power is inspected with feed-tank wall surface and cleaning device, including power supply (1), video/control system (2), elevator dress
Set (3) and wall surface inspected and cleaning device ontology (4), it is characterised in that: the power supply (1) by connecting line connect wall surface inspect and
Cleaning device ontology (4), the video/control system (2) connect to inspect and connect with cleaning device ontology (4), the winding plant (3)
Cable and head-rope；
The wall surface inspect with cleaning device ontology (4) include camera (5), protective cover (6), auxiliary wheel (7), baffle (8),
Driven wheel (9), driving wheel (10), lifting ring (11), submersible machine (12), filter (13), three-way diverter valve I (14), Bearing score
That jet pipe (15), sucker telescopic device (17), sucker (18), three-way diverter valve II (19), counterbalance valve (20), is determined water pump (16)
Pressure valve (21) and high-pressure nozzle (22), the submersible machine (12), which connects, drives driving wheel (10), before the cleaning device ontology (4)
Side has camera (5), is equipped with protective cover (6) outside the camera (5), has lifting ring on rear side of the cleaning device ontology (4)
(11), the cable and head-rope are stretched out from lifting ring (11) connects winding plant (3), lower section in the cleaning device ontology (4)
There are driven wheel (9) and driving wheel (10), cleaning device ontology (4) down either side is respectively equipped with an auxiliary wheel (7), described
Baffle (8) is external in auxiliary wheel (7), the filter (13), three-way diverter valve I (14), Laval nozzle (15), water pump
(16), sucker telescopic device (17), three-way diverter valve II (19), high-pressure nozzle (22), which are linked in sequence, constitutes open type access, described
Three-way diverter valve I (14), Laval nozzle (15), water pump (16), sucker telescopic device (17), three-way diverter valve II (19), back
Pressure valve (20), constant pressure valve (21), which are linked in sequence, constitutes closed circuit, the three-way diverter valve I (14) and three-way diverter valve II (19)
Linkage work, the telescopic end of the sucker telescopic device (17) are equipped with row's sucker (18), and the sucker (18) is in driven wheel
(9) between driving wheel (10).
2. a kind of nuclear power according to claim 1 is inspected with feed-tank wall surface and cleaning device, it is characterised in that: the suction
Disk telescopic device (17), including piston (23), stop collar (24), spring (25), balance plate (26) and bellows (27), it is described
Bellows (27) one end is connect with Laval nozzle (15), and the other end passes through balance plate (26) and connect with sucker (18), described
Have between piston (23) and balance plate (26) spring (25), the spring (25) is sleeved on piston (23) through stop collar (24)
It is limited.
3. a kind of nuclear power according to claim 1 is inspected with feed-tank wall surface and cleaning device, it is characterised in that: the suction
Disk (18) has 1-4.
4. a kind of nuclear power according to claim 2 is inspected with feed-tank wall surface and cleaning device, it is characterised in that: described flat
Piston component on weighing apparatus plate (26) has 1-3 group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539375.9U CN208219771U (en) | 2018-04-17 | 2018-04-17 | A kind of nuclear power is inspected with feed-tank wall surface and cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539375.9U CN208219771U (en) | 2018-04-17 | 2018-04-17 | A kind of nuclear power is inspected with feed-tank wall surface and cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208219771U true CN208219771U (en) | 2018-12-11 |
Family
ID=64529539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820539375.9U Expired - Fee Related CN208219771U (en) | 2018-04-17 | 2018-04-17 | A kind of nuclear power is inspected with feed-tank wall surface and cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208219771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316407A (en) * | 2018-04-17 | 2018-07-24 | 苏州科技大学 | A kind of nuclear power is inspected and cleaning device and method with feed-tank wall surface |
-
2018
- 2018-04-17 CN CN201820539375.9U patent/CN208219771U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316407A (en) * | 2018-04-17 | 2018-07-24 | 苏州科技大学 | A kind of nuclear power is inspected and cleaning device and method with feed-tank wall surface |
| CN108316407B (en) * | 2018-04-17 | 2023-08-11 | 苏州科技大学 | Device and method for inspecting and cleaning wall surface of water supply tank for nuclear power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181211 Termination date: 20190417 |