CN209663841U - A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate - Google Patents
A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate Download PDFInfo
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- CN209663841U CN209663841U CN201822158995.0U CN201822158995U CN209663841U CN 209663841 U CN209663841 U CN 209663841U CN 201822158995 U CN201822158995 U CN 201822158995U CN 209663841 U CN209663841 U CN 209663841U
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Abstract
The utility model belongs to Steam Generators in NPP service technique field, more particularly to a kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate, it summarizes analysis for the design feature of widely applied SG body refuse flusher at this stage, and the design feature of the SG of junction belt central partition plate, it is proposed that a kind of novel body refuse rinses lance body structure design, purpose is to keep flusher compact-sized, realizes effective application of the mud gun in central partition plate SG in narrow space.It is characterized in that, it includes pipette tips part, barral of a gun part and gun breech part；Pipette tips part is fixed on the left end of barral of a gun part, for heat transfer pipe inspection high pressure water；The left and right ends of barral of a gun part are separately connected pipette tips part and gun breech part, pass to pipette tips part for conveying high-pressure water and by the movement of gun breech part；The left end of gun breech part is fixedly connected with barral of a gun part, passes to barral of a gun part for conveying high-pressure water and by movement.
Description
Technical field
The utility model belongs to Steam Generators in NPP service technique field, and in particular to one kind is for band central partition plate
Steam generator tube sheet body refuse rinse gun body.
Background technique
Steam generator, abbreviation SG are one of nuclear power plant's key equipments, play the isolation and heat exchange of one, secondary circuit
Effect.Most of SG of nuclear power station uses the structure type of the vertical Natural Circulation of built-in steam-water separator at present.In nuclear power machine
In group normal course of operation, even if carrying out stringent control to secondary circuit water chemistry, it can also be generated not in SG and water supply system
Dissolubility corrosion product.These corrosion products, can be in the secondary side tube sheet surface SG and pipe while being discharged by drainage part
The problems such as beam deposits in gap, forms body refuse accumulation, eventually leads to the decline of the heat-transfer pipe burn into thermal efficiency and unstable water level.
Domestic and international operating experience shows the deposit for periodically removing tube sheet upper surface, can slow down heat-transfer pipe corrosion and rupture
Trend.As the periodical measure of SG secondary side maintenance, tube sheet body refuse hydrodynamic cleaning at home and abroad in pressurized-water reactor nuclear power plant more
To be more generally applied.The technology utilizes high-pressure water jet, and the deposit in tube bank is smashed and is rushed to outer ring corridor, is passed through
Circulation is driven to the suction inlet of suction system, is sucked out, to achieve the purpose that remove deposit on SG secondary side tube sheet.
Although currently, domestic since the significance and necessity of SG tube sheet body refuse hydrodynamic cleaning have had some flushings to fill
Set investment practical application, but these flushers still remain problem in application process at the scene, particularly with septum cordis in band
The SG of plate not can be well solved always the application problem of body refuse sluice gun in narrow space.
Utility model content
The utility model is summarized analysis for the design feature of widely applied SG body refuse flusher at this stage, and
The design feature of the SG of junction belt central partition plate proposes that a kind of novel body refuse rinses lance body structure design, it is therefore intended that make to rush
Cleaning device is compact-sized, realizes effective application of the mud gun in central partition plate SG in narrow space.
The utility model is realized in this way:
A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate, including pipette tips part, barral of a gun portion
Divide and gun breech part；Pipette tips part is fixed on the left end of barral of a gun part, for heat transfer pipe inspection high pressure water；A left side for barral of a gun part
Right both ends are separately connected pipette tips part and gun breech part, pass to pipette tips portion for conveying high-pressure water and by the movement of gun breech part
Point；The left end of gun breech part is fixedly connected with barral of a gun part, passes to barral of a gun part for conveying high-pressure water and by movement.
Pipette tips part as described above includes pipette tips ontology, balance weight, the first sliding block, the first shackle rod, the first sealing
Circle, the first high pressure aquaporin, bearing, pivoted housing and spray head；Pipette tips ontology is used to provide pipette tips part and supports and provide high pressure water
Intake tunnel；The left part of pipette tips ontology rear end is arranged in balance weight, for maintaining pipette tips part when being rinsed operation
Balance；The inside of pipette tips ontology is arranged in first sliding block, and right end is fixedly connected with the first shackle rod, the upper end of lower end and pivoted housing
It is slidably connected, the rotation of pivoted housing is realized by the horizontal reciprocating movement of the first sliding block；The right end of first shackle rod stretches out pipette tips
The outside of ontology is fixedly connected with barral of a gun part, for transmitting the movement of barral of a gun part to which the level for realizing the first sliding block is past
Multiple movement；The interconnecting piece of pipette tips ontology Yu barral of a gun part is arranged in first sealing ring, for preventing high pressure water from flowing out；First high pressure
The right part of pipette tips ontology is arranged in aquaporin, for passing through high pressure water；Pivoted housing is mounted on the inside of pipette tips ontology, is existed by setting
The bearing at both ends realizes the connection with pipette tips ontology, rotates along axis；Spray head is fixed on the lower end of pivoted housing, for spraying to heat-transfer pipe
Penetrate high pressure water.
Balance weight generally cylindrical as described above, can drive balance weight from rear end face when high-pressure water pressure rises
It stretches out, hold out against central partition plate, the reaction of water jet is transferred to central partition plate by balance weight, realizes balance；High-pressure water pressure
When release, balance weight can retract under the action of the spring, off center partition, will not influence the step motion of pipette tips ontology.
When the first sliding block is located at pivoted housing left end, spray head is in retracted state；It glides when the first sliding block drives in shackle rod
When moving to pivoted housing right end, spray head is in working condition, is directed at the direction of heat-transfer pipe.
Barral of a gun part as described above includes barral of a gun ontology, the second high pressure aquaporin, the second shackle rod, the first connection spiral shell
Nail, the first positioning pin, the first screw limited block and the second sealing ring；Barral of a gun body interior is provided with two horizontal channels, on
The channel in portion is used for across the second shackle rod, and the channel of lower part is the second high pressure aquaporin；Second high pressure aquaporin is for leading to
High pressure water is crossed, the left end of the second shackle rod is fixedly connected with the right end of the first shackle rod, the fixed company of right end and gun breech part
It connects, for the movement of gun breech part to be passed to the first shackle rod；First attachment screw is arranged on barral of a gun ontology left side,
It is fixedly connected for realizing with pipette tips ontologies；First positioning pin is arranged on barral of a gun ontology left side, in barral of a gun ontology
It realizes and positions when being installed with pipette tips ontology；The right end of the first attachment screw is arranged in first screw limited block, and right end holds out against rifle
Bar body, for preventing the first attachment screw from deviating from；The interconnecting piece of barral of a gun ontology Yu gun breech part is arranged in second sealing ring, uses
In preventing high pressure water from flowing out.
Second shackle rod as described above generally cylindrical is provided with cross jointing in left end, is used for
It realizes and overlaps with the first shackle rod, arc groove is provided with from top to bottom in right end, for connecting gun breech part.
Gun breech part as described above includes gun breech ontology, the second positioning pin, the second attachment screw, screw limited block, the
Two sliding blocks, screw rod, motor, adjusting handle, high pressure water connector, third high pressure aquaporin and third shackle rod；Under gun breech ontology
Portion is provided with inverted "L" shape channel along its length, which is third high pressure aquaporin, high with the first high pressure aquaporin and second
Pressure aquaporin is connected；Second attachment screw is arranged on gun breech ontology left side, for consolidating for gun breech ontology and barral of a gun ontology
Fixed connection；Second positioning pin is arranged on gun breech ontology left side, fixed for realizing when gun breech ontology and barral of a gun ontology are installed
Position；The right end of the second attachment screw is arranged in second screw limited block, and right end holds out against gun breech ontology, for preventing the second connection
Screw abjection；Second sliding block is mounted on screw rod, for pushing third shackle rod to do horizontal reciprocating movement；The left end of screw rod with
The connection of gun breech ontology, right end are connected to motor, rotate under the drive of the motor, realize the horizontal reciprocating movement of the second sliding block；Electricity
The lower end of machine is fixedly connected with gun breech ontology, and right end is equipped with adjusting handle, and motor drives screw rod to rotate by bevel gear；High pressure
Water swivel is fixed on the water inlet of gun breech ontology lower end third high pressure aquaporin, for connecting high-pressure water；Third shackle rod
Left end be fixedly connected with the right end of the second shackle rod, right end is fixedly connected with the second sliding block, for by the water of the second sliding block
Flat reciprocating motion passes to the second shackle rod.
Pipette tips ontology as described above generally cuboid, the left part of rear end face is provided with cylinder shape groove, for holding
Receive balance weight；It is hollow structure in the middle part of pipette tips ontology；The top of hollow structure is cuboid, for accommodating the first sliding block and the
One shackle rod, lower part is cylindrical, for accommodating pivoted housing；The lower part of hollow structure is connected with cylinder shape groove；Pipette tips
The right part of ontology is provided with two horizontal channels, and the channel on top is used for across the first shackle rod, and the channel of lower part is the
One high pressure aquaporin；After high pressure water is flowed into from the first high pressure aquaporin, enter cylinder shape groove by the lower part of hollow structure
In, to realize the jack-up of balance weight.
First sliding block as described above generally cuboid, lower end are provided with cam, for matching with pivoted housing, when convex
When wheel does horizontal reciprocating movement under the drive of the first sliding block, the rotation of pivoted housing is driven.
Pivoted housing generally cylindrical as described above, lower end are provided with multiple spray heads, and front end face is provided with arc race,
It from upper left to the right to extension, is matched with cam, realizes the rotation of pivoted housing.
The beneficial effects of the utility model are:
The utility model compact dimensions, the application that body refuse rinses in narrow space suitable for central partition plate SG；
The balance weight that the utility model setting can be stretched out with high-pressure water pressure offsets the unilateral water jet reaction force rinsed；This is practical
The gun body section of novel longitudinal rectangle improves the rigidity of gun body vertical direction；The mentality of designing of the utility model lance body structure and
Dependency structure is equally applicable to other similar rigid sludge flusher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of pipette tips part of the invention；
Fig. 2 a is the schematic diagram of balance weight retracted mode of the invention；
Fig. 2 b is the schematic diagram that balance weight of the invention stretches out state；
Fig. 3 a is the schematic diagram of spray head retracted state of the invention；
Fig. 3 b is the schematic diagram of spray head working condition of the invention；
Fig. 4 a is the front sectional view of barral of a gun part of the invention；
Fig. 4 b is the top view of barral of a gun part of the invention；
Fig. 4 c is the right view of barral of a gun part of the invention；
Fig. 5 is the structural schematic diagram of shackle rod of the invention
Fig. 6 is the structural schematic diagram of gun breech part of the invention
Fig. 7 is the structural schematic diagram of ontology of the invention；
Fig. 8 is the structural schematic diagram of sliding block of the invention；
Fig. 9 is the structural schematic diagram of pivoted housing of the invention.
Wherein: 1. pipette tips ontologies, 2. balance weights, 3. first sliding blocks, 4. first shackle rods, 5. first sealing rings, 6.
One high pressure aquaporin, 7. bearings, 8. pivoted housings, 9. spray heads, 10. central partition plates, 11. heat-transfer pipes, 12. second high pressure aquaporins, 13.
Second shackle rod, 14. first attachment screws, 15. first positioning pins, 16. first screw limited blocks, 17. second sealing rings,
18. the second positioning pin, 19. second attachment screws, 20. second screw limited blocks, 21. second sliding blocks, 22. screw rods, 23. motors,
24. adjusting handle, 25. high pressure water connectors, 26. third high pressure aquaporins, 27. third shackle rods, 28. cams, 29. races.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples.
A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate, including pipette tips part, barral of a gun portion
Divide and gun breech part.Pipette tips part is fixed on the left end of barral of a gun part, for spraying high pressure water to heat-transfer pipe 11.Barral of a gun part
Left and right ends are separately connected pipette tips part and gun breech part, pass to pipette tips for conveying high-pressure water and by the movement of gun breech part
Part.The left end of gun breech part is fixedly connected with barral of a gun part, passes to barral of a gun part for conveying high-pressure water and by movement.
As shown in Figure 1, the pipette tips part includes pipette tips ontology 1, balance weight 2, the first sliding block 3, the first shackle rod
4, the first sealing ring 5, the first high pressure aquaporin 6, bearing 7, pivoted housing 8 and spray head 9.Pipette tips ontology 1 is used to provide pipette tips part
It supports and the intake tunnel of high pressure water is provided.The left part of 1 rear end of pipette tips ontology is arranged in balance weight 2, for being rinsed behaviour
The balance of pipette tips part is maintained when making.The inside of pipette tips ontology 1 is arranged in first sliding block 3, and right end and the first shackle rod 4 are fixed
Connection, lower end and the upper end of pivoted housing 8 are slidably connected, and turning for pivoted housing 8 may be implemented by the horizontal reciprocating movement of the first sliding block 3
It is dynamic.The right end of first shackle rod 4 stretches out the outside of pipette tips ontology 1, is fixedly connected with barral of a gun part, for transmitting barral of a gun part
Movement to realize the first sliding block 3 horizontal reciprocating movement.Pipette tips ontology 1 and barral of a gun part is arranged in first sealing ring 5
Interconnecting piece, for preventing high pressure water from flowing out.The right part of pipette tips ontology 1 is arranged in first high pressure aquaporin 6, for passing through high pressure
Water.Pivoted housing 8 is mounted on the inside of pipette tips ontology 1, the bearing 7 by the way that both ends are arranged in realize with the connection of pipette tips ontology 1, can be with
It is rotated along axis.Spray head 9 is fixed on the lower end of pivoted housing 8, for spraying high pressure water to heat-transfer pipe 11.
As shown in Fig. 2, the generally cylindrical of balance weight 2, can drive balance weight when high-pressure water pressure rises
It stretched out from rear end face, hold out against central partition plate 10, the reaction of water jet is transferred to central partition plate 10 by balance weight 2, realizes flat
Weighing apparatus；When high-pressure water pressure discharges, the meeting of balance weight 2 retraction, off center partition 10 under the action of the spring will not influence pipette tips ontology
1 step motion.
As shown in figs. 1 and 3, when the first sliding block 3 is located at 8 left end of pivoted housing, spray head 9 is in retracted state.When the first sliding block 3 exists
When shackle rod 4 drives lower slider to 8 right end of pivoted housing, spray head 9 is in working condition, is directed at the direction of heat-transfer pipe 11.
As shown in figure 4, the barral of a gun part include barral of a gun ontology, the second high pressure aquaporin 12, the second shackle rod 13,
First attachment screw 14, the first positioning pin 15, the first screw limited block 16 and the second sealing ring 17.Barral of a gun body interior is provided with
Two horizontal channels, the channel on top are used for across the second shackle rod 13, and the channel of lower part is the second high pressure aquaporin 12.
Second high pressure aquaporin 12 is used for through high pressure water, and the left end of the second shackle rod 13 and the right end of the first shackle rod 4 are fixed
Connection, right end is fixedly connected with gun breech part, for the movement of gun breech part to be passed to the first shackle rod 4.First connection
Screw 14 is arranged on the barral of a gun ontology left side, is fixedly connected for realizing with pipette tips ontology 1.The setting of first positioning pin 15 exists
On barral of a gun ontology left side, positioned for being realized when barral of a gun ontology and pipette tips ontology 1 are installed.The setting of first screw limited block 16
In the right end of the first attachment screw 14, right end holds out against barral of a gun ontology, for preventing the first attachment screw 14 from deviating from.Second sealing
The interconnecting piece of barral of a gun ontology Yu gun breech part is arranged in circle 17, for preventing high pressure water from flowing out.
As shown in figure 5, the second shackle rod 13 generally cylindrical, is provided with cross in left end and connects
Head overlaps for realizing with the first shackle rod 4, arc groove is provided with from top to bottom in right end, for connecting gun breech part.
As shown in fig. 6, the gun breech part includes gun breech ontology, the second positioning pin 18, the second attachment screw 19, screw
Limited block 20, the second sliding block 21, screw rod 22, motor 23, adjusting handle 24, high pressure water connector 25,26 and of third high pressure aquaporin
Third shackle rod 27.Gun breech body lower part is provided with inverted "L" shape channel along its length, which is third high pressure aquaporin
26, it is connected with the first high pressure aquaporin 6 and the second high pressure aquaporin 12.Second attachment screw 19 is arranged in gun breech ontology left end
On face, for being fixedly connected for gun breech ontology and barral of a gun ontology.Second positioning pin 18 is arranged on gun breech ontology left side, is used for
It realizes and positions when gun breech ontology and barral of a gun ontology are installed.The right side of the second attachment screw 19 is arranged in second screw limited block 20
End, right end hold out against gun breech ontology, for preventing the second attachment screw 19 from deviating from.Second sliding block 21 is mounted on screw rod 22, is used
Horizontal reciprocating movement is done in promotion third shackle rod 27.The left end of screw rod 22 is connect with gun breech ontology, and right end and motor 23 connect
It connects, in being rotated by for motor 23, realizes the horizontal reciprocating movement of the second sliding block 21.The lower end of motor 23 and gun breech ontology are solid
Fixed connection, right end are equipped with adjusting handle 24, and motor 23 drives screw rod 22 to rotate by bevel gear.High pressure water connector 25 is fixed on
The water inlet of gun breech ontology lower end third high pressure aquaporin 26, for connecting high-pressure water.The left end of third shackle rod 27 with
The right end of second shackle rod 13 is fixedly connected, and right end is fixedly connected with the second sliding block 21, for by the level of the second sliding block 21
Reciprocating motion passes to the second shackle rod 13.
As shown in fig. 7, the generally cuboid of pipette tips ontology 1, the left part of rear end face are provided with cylinder shape groove,
For accommodating balance weight 2.It is hollow structure in the middle part of pipette tips ontology 1.The top of hollow structure is cuboid, for accommodating first
Sliding block 3 and the first shackle rod 4, lower part are cylindrical, for accommodating pivoted housing 8.The lower part of hollow structure and cylinder shape groove
It is connected.The right part of pipette tips ontology 1 is provided with two horizontal channels, and the channel on top is used for across the first shackle rod 4, under
The channel in portion is the first high pressure aquaporin 6.After high pressure water is flowed into from the first high pressure aquaporin 6, by the lower part of hollow structure
Into in cylinder shape groove, to realize the jack-up of balance weight 2.
As shown in figure 8, the first sliding block 3 generally cuboid, lower end are provided with cam 28, it is used for and pivoted housing 8
It matches, when doing horizontal reciprocating movement under drive of the cam 28 in the first sliding block 3, drives the rotation of pivoted housing 8.
As shown in figure 9, the generally cylindrical of pivoted housing 8, lower end are provided with multiple spray heads 9, front end face is provided with
Arc race 29 is matched from upper left to the right to extension with cam 28, realizes the rotation of pivoted housing 8.
The working process of the utility model is as follows:
Motor 23 is opened, motor 23 drives screw rod 22 by bevel gear, and screw rod 22 passes through third shackle rod 27, second
Shackle rod 13, the first shackle rod 4 drive the first sliding block 3 to do horizontal reciprocating movement.Cam 28 on first sliding block 3 is with turn
Race 29 on set 8 drives pivoted housing 3 to rotate, and realizes the rotary motion of spray head 9.
It is explained in detail above in conjunction with implementation method of the embodiment to utility model, but utility model is not limited to
Embodiment is stated, within the knowledge of a person skilled in the art, the utility model aims can also not departed from
Under the premise of various changes can be made.The content being not described in detail in the utility model specification can use the prior art.
Claims (10)
1. a kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate, it is characterised in that: it includes pipette tips
Partially, barral of a gun part and gun breech part；Pipette tips part is fixed on the left end of barral of a gun part, for spraying high pressure to heat-transfer pipe (11)
Water；The left and right ends of barral of a gun part are separately connected pipette tips part and gun breech part, for conveying high-pressure water and by gun breech part
Movement passes to pipette tips part；The left end of gun breech part is fixedly connected with barral of a gun part, is passed for conveying high-pressure water and by movement
Pass barral of a gun part.
2. the gun body according to claim 1 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: the pipette tips part includes pipette tips ontology (1), balance weight (2), the first sliding block (3), the first shackle rod (4), first
Sealing ring (5), the first high pressure aquaporin (6), bearing (7), pivoted housing (8) and spray head (9)；Pipette tips ontology (1) is used for pipette tips portion
Divide to provide and supports and the intake tunnel of high pressure water is provided；The left part in pipette tips ontology (1) rear end is arranged in balance weight (2), is used for
It is rinsed the balance that pipette tips part is maintained when operation；First sliding block (3) setting is in the inside of pipette tips ontology (1), right end and the
One shackle rod (4) is fixedly connected, and the upper end of lower end and pivoted housing (8) is slidably connected, and passes through the horizontal reciprocating fortune of the first sliding block (3)
The dynamic rotation for realizing pivoted housing (8)；The right end of first shackle rod (4) stretches out the outside of pipette tips ontology (1), fixes with barral of a gun part
Connection realizes the horizontal reciprocating movement of the first sliding block (3) for transmitting the movement of barral of a gun part；First sealing ring (5) is set
The interconnecting piece in pipette tips ontology (1) and barral of a gun part is set, for preventing high pressure water from flowing out；The setting of first high pressure aquaporin (6) exists
The right part of pipette tips ontology (1), for passing through high pressure water；Pivoted housing (8) is mounted on the inside of pipette tips ontology (1), by being arranged two
The bearing (7) at end realizes the connection with pipette tips ontology (1), rotates along axis；Spray head (9) is fixed on the lower end of pivoted housing (8), is used for
High pressure water is sprayed to heat-transfer pipe (11).
3. the gun body according to claim 2 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: balance weight (2) the generally cylindrical can drive balance weight to stretch from rear end face when high-pressure water pressure rises
Out, it holds out against central partition plate (10), the reaction of water jet is transferred to central partition plate (10) by balance weight (2), realizes balance；It is high
When pressing water pressure release, balance weight (2) meeting retraction, off center partition (10) under the action of the spring will not influence pipette tips ontology
(1) step motion.
4. the gun body according to claim 2 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: when the first sliding block (3) is located at pivoted housing (8) left end, spray head (9) is in retracted state；When the first sliding block (3) is in shackle rod
(4) when driving lower slider to pivoted housing (8) right end, spray head (9) is in working condition, is directed at the direction of heat-transfer pipe (11).
5. the gun body according to claim 2 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: the barral of a gun part includes barral of a gun ontology, the second high pressure aquaporin (12), the second shackle rod (13), the first connection
Screw (14), the first positioning pin (15), the first screw limited block (16) and the second sealing ring (17)；Barral of a gun body interior is provided with
Two horizontal channels, the channel on top are used for across the second shackle rod (13), and the channel of lower part is the second high pressure aquaporin
(12)；Second high pressure aquaporin (12) is used for through high pressure water, the left end and the first shackle rod (4) of the second shackle rod (13)
Right end be fixedly connected, right end is fixedly connected with gun breech part, for the movement of gun breech part to be passed to the first shackle rod
(4)；First attachment screw (14) is arranged on the barral of a gun ontology left side, is fixedly connected for realizing with pipette tips ontology (1)；The
One positioning pin (15) is arranged on barral of a gun ontology left side, positions for realizing when barral of a gun ontology and pipette tips ontology (1) are installed；
The right end in the first attachment screw (14) is arranged in first screw limited block (16), and right end holds out against barral of a gun ontology, for preventing the
One attachment screw (14) abjection；The interconnecting piece of barral of a gun ontology Yu gun breech part is arranged in second sealing ring (17), for preventing height
Press water outflow.
6. the gun body according to claim 5 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: the second shackle rod (13) generally cylindrical is provided with cross jointing in left end, for the
One shackle rod (4) realizes overlap joint, arc groove is provided with from top to bottom in right end, for connecting gun breech part.
7. the gun body according to claim 5 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: the gun breech part includes gun breech ontology, the second positioning pin (18), the second attachment screw (19), screw limited block
(20), the second sliding block (21), screw rod (22), motor (23), adjusting handle (24), high pressure water connector (25), third high pressure water are logical
Road (26) and third shackle rod (27)；Gun breech body lower part is provided with inverted "L" shape channel along its length, which is third
High pressure aquaporin (26) is connected with the first high pressure aquaporin (6) and the second high pressure aquaporin (12)；Second attachment screw (19)
It is arranged on gun breech ontology left side, for being fixedly connected for gun breech ontology and barral of a gun ontology；Second positioning pin (18) setting exists
On gun breech ontology left side, positioned for being realized when gun breech ontology and barral of a gun ontology are installed；Second screw limited block (20) is set
The right end in the second attachment screw (19) is set, right end holds out against gun breech ontology, for preventing the second attachment screw (19) from deviating from；The
Two sliding blocks (21) are mounted on screw rod (22), for pushing third shackle rod (27) to do horizontal reciprocating movement；Screw rod (22)
Left end is connect with gun breech ontology, and right end is connect with motor (23), in being rotated by for motor (23), is realized the second sliding block (21)
Horizontal reciprocating movement；The lower end of motor (23) is fixedly connected with gun breech ontology, and right end is equipped with adjusting handle (24), motor
(23) screw rod (22) rotation is driven by bevel gear；High pressure water connector (25) is fixed on gun breech ontology lower end third high pressure aquaporin
(26) water inlet, for connecting high-pressure water；The left end of third shackle rod (27) and the right end of the second shackle rod (13)
It is fixedly connected, right end is fixedly connected with the second sliding block (21), for the horizontal reciprocating movement of the second sliding block (21) to be passed to the
Two shackle rods (13).
8. the gun body according to claim 1 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: pipette tips ontology (1) the generally cuboid, the left part of rear end face is provided with cylinder shape groove, flat for accommodating
It weighs block (2)；It is hollow structure in the middle part of pipette tips ontology (1)；The top of hollow structure is cuboid, for accommodating the first sliding block
(3) and the first shackle rod (4), lower part are cylindrical, for accommodating pivoted housing (8)；The lower part of hollow structure and cylinder are recessed
Slot is connected；The right part of pipette tips ontology (1) is provided with two horizontal channels, and the channel on top is used for across the first shackle rod
(4), the channel of lower part is the first high pressure aquaporin (6)；After high pressure water is flowed into from the first high pressure aquaporin (6), process is hollow
The lower part of structure enters in cylinder shape groove, to realize the jack-up of balance weight (2).
9. the gun body according to claim 2 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: the first sliding block (3) generally cuboid, lower end are provided with cam (28), for being matched with pivoted housing (8),
When cam (28) does horizontal reciprocating movement under the drive of the first sliding block (3), the rotation of pivoted housing (8) is driven.
10. the gun body according to claim 2 rinsed for the steam generator tube sheet body refuse with central partition plate, feature
Be: pivoted housing (8) the generally cylindrical, lower end are provided with multiple spray heads (9), and front end face is provided with arc race
(29), it is matched from upper left to the right to extension with cam (28), realizes the rotation of pivoted housing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822158995.0U CN209663841U (en) | 2018-12-21 | 2018-12-21 | A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822158995.0U CN209663841U (en) | 2018-12-21 | 2018-12-21 | A kind of gun body rinsed for the steam generator tube sheet body refuse with central partition plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050161A1 (en) * | 2021-09-29 | 2023-04-06 | 苏州热工研究院有限公司 | Multi-directional jet cleaning apparatus for steam generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023050161A1 (en) * | 2021-09-29 | 2023-04-06 | 苏州热工研究院有限公司 | Multi-directional jet cleaning apparatus for steam generator |
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