CN112743289B - Assembling device for metal heat-insulating layer of cylinder - Google Patents
Assembling device for metal heat-insulating layer of cylinder Download PDFInfo
- Publication number
- CN112743289B CN112743289B CN202011590757.2A CN202011590757A CN112743289B CN 112743289 B CN112743289 B CN 112743289B CN 202011590757 A CN202011590757 A CN 202011590757A CN 112743289 B CN112743289 B CN 112743289B
- Authority
- CN
- China
- Prior art keywords
- insulating layer
- equal
- fixedly connected
- upright posts
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to an assembling device for a cylinder metal heat-insulating layer. The assembly device for the barrel metal heat-insulating layer comprises a plurality of groups of upright posts, wherein the number of the upright posts is even, the upright posts are fixed on the ground to form a barrel shape, the inner sides of the upright posts are fixedly connected with cross beams, the cross beams are connected with fastening components, the cross beams are connected with the heat-insulating layer through the fastening components, the heat-insulating layer is in a barrel shape, the upright posts comprise inner reinforcing pieces, the inner reinforcing pieces are positioned at the inner sides of the upright posts, the upper end surfaces of the inner reinforcing pieces are connected with equal-height blocks, the heat-insulating layer is positioned at the upper end surfaces of the equal-height blocks, and the equal-height blocks are used for adjusting the height of each part of the heat-insulating layer; this an assembly device for barrel metal heat preservation, simple structure, convenient operation uses in a flexible way, stable in structure, convenient to popularize and use.
Description
Technical Field
The invention belongs to the technical field of barrel assembly devices, and particularly relates to an assembly device for a barrel metal heat-insulating layer.
Background
At present, most of the built nuclear power plants in China are third-generation nuclear power technologies. Each main equipment (including pressure vessel, steam generator, voltage stabilizer, main pump, main pipe, etc.) of a loop adopts metal heat-insulating layer. The adoption of a metal heat-insulating layer has become a development trend of heat insulation of nuclear power plant equipment.
The metal heat-insulating layer is an advanced heat-insulating structure and is made of stainless steel materials. As a significant feature of the third generation nuclear power project, the metallic insulation layer of the pressure vessel cylinder has a runner steel liner as an important component of the reactor cavity feedwater cooling system. In order to reduce the radiation, the metal insulation layer also comprises several shielding members. To maintain the structural integrity of the metal insulation, the metal insulation further includes a number of support structures. The metal heat-insulating layer is complex in structure, and great difficulty is brought to field installation. And, some installation work of the metal heat preservation layer is also on a key route of nuclear power station project construction. This makes the field installation quality and progress of the metal insulation layer have a certain influence on the construction of the entire nuclear power plant. Accordingly, it is necessary to reduce problems occurring in the installation of the insulation layer on site, and to ensure the installation quality and the installation progress.
At present, no technical scheme for assembling the metal heat-insulating layer of the cylinder body of the pressure vessel in a manufacturing factory before leaving the factory is found in China.
Disclosure of Invention
The invention aims to solve the problems and provide the assembly device for the metal heat insulation layer of the cylinder body, which has a simple structure and reasonable design.
The invention realizes the above purpose through the following technical scheme:
the utility model provides an assembly device for barrel metal heat preservation, includes a plurality of groups stand, the quantity of stand is even group, and a plurality of groups the stand is fixed in ground, encloses into the tube-shape, the inboard fixedly connected with crossbeam of stand, the crossbeam is connected with fastening component, the crossbeam passes through fastening component and is connected with the heat preservation, and the heat preservation is the tube-shape, the stand includes interior reinforcement, interior reinforcement is located the inboard of stand, interior reinforcement's up end is connected with the contour block, and the heat preservation is located the up end of contour block, the height of each partial heat preservation is adjusted to the contour block.
As a further optimization scheme of the invention, the upright post further comprises an upright post, the outer side of the upright post is fixedly connected with an external connecting piece, the side surface of the upright post is further connected with a column connecting piece, a plurality of groups of upright posts are mutually connected through the column connecting piece, the lower end surface of the upright post is fixedly connected with a bottom plate, and the upright post is fixedly connected with the ground through the bottom plate.
As a further optimization scheme of the invention, the cross beam comprises a cross beam, the side surface of the cross beam is fixedly connected with beam connecting pieces, a plurality of groups of cross beams are mutually connected through the beam connecting pieces, the inner side of the cross beam is fixedly connected with an inner connecting piece, and the inner connecting piece is connected with the heat preservation layer through a fastening component.
As a further optimization scheme of the invention, the number of the upright posts, the cross beams and the equal-height blocks is eight groups.
As a further optimization scheme of the invention, the equal-height block comprises a fixed shell, the upper end of the fixed shell is opened, a moving body is connected in a sliding manner in the fixed shell, a motor is fixedly connected in the fixed shell, a screw rod piece is fixedly connected with the driving end of the motor, the moving body is in threaded connection with the screw rod piece, and the driving end of the motor rotates to drive the moving body to move up and down.
As a further optimization scheme of the invention, an inner cavity is formed in the moving body, the screw rod piece is inserted into the inner cavity, the lower end face of the moving body is detachably connected with a connecting sleeve piece, the connecting sleeve piece is in threaded connection with the screw rod piece, the outer surface of the connecting sleeve piece is fixedly connected with a rim, and the connecting sleeve piece is detachably connected with the moving body through the rim.
As a further optimized scheme of the invention, an open slot is formed on the outer surface of the fixed shell, and the outer surface of the moving body is connected with a marking line and a marking device.
As a further optimization scheme of the invention, the alignment device comprises a transmitting end and a receiving end, eight groups of equal-height blocks are arranged in a pairwise manner, one of the two groups of equal-height blocks which are arranged in a oppositely manner is provided with the transmitting end, and the other end of the equal-height block is provided with the receiving end.
The invention has the beneficial effects that: the invention is provided with the vertical rod, the cross beam and the equal-height blocks, all the components are mutually welded or connected into a whole through bolts, the whole structure is stable, the installation is convenient, the height of the equal-height blocks is adjustable, and the equal-height blocks are used for adjusting the bottom height of the actual heat preservation layer so as to solve the problem of unequal heights of the bottom of a product; fills the blank of the prior art and provides a device for factory assembly of a metal heat-insulating layer of a cylinder body of a pressure vessel. The heat-insulating layer can simulate the actual installation conditions of the site in a factory, and factory assembly is carried out. The purposes of repairing the leakage and verifying the feasibility of field installation are achieved. The invention reduces the problems of the heat insulation layer in site installation to a great extent, and improves the installation quality and the installation progress; the whole device has the advantages of simple structure, convenient operation, flexible use, stable structure and convenient popularization and use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view of the structure B-B of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the structure of the column of the present invention;
FIG. 5 is a schematic view of the structure of the cross beam of the present invention;
FIG. 6 is a schematic view of another view of the beam of the present invention;
FIG. 7 is a schematic view of the contour block of the present invention;
fig. 8 is a schematic view of the internal structure of the contour block of the present invention.
In the figure: 1. a heat preservation layer; 2. a column; 2-1, standing a pole; 2-2, a column connecting piece; 2-3, an outer reinforcement member; 2-4, an inner reinforcement; 2-5 parts of a bottom plate; 3. a cross beam; 3-1, a cross bar; 3-2, a beam body connecting piece; 3-3, an inner connecting member; 4. a contour block; 4-1, fixing the shell; 4-2, a mobile body; 4-3, a marking line; 4-4, a marking device; 4-5, an open slot; 4-6, inner cavity; 4-7, connecting the external member; 4-8, screw rod pieces; 4-9, a motor; 4-10, edge; 5. a fastening member.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
Example 1
As shown in fig. 1-8, an assembly device for a metal insulation layer of a cylinder body comprises a plurality of groups of upright posts 2, the number of the upright posts 2 is even, the upright posts 2 are fixed on the ground to form a cylinder, a cross beam 3 is fixedly connected with the inner side of the upright posts 2, the cross beam 3 is connected with a fastening part 5, the cross beam 3 is connected with the insulation layer 1 through the fastening part 5, the insulation layer 1 is cylindrical, the upright posts 2 comprise inner reinforcement pieces 2-4, the inner reinforcement pieces 2-4 are positioned on the inner side of the upright posts 2, the upper end surfaces of the inner reinforcement pieces 2-4 are connected with equal-height blocks 4, the insulation layer 1 is positioned on the upper end surfaces of the equal-height blocks 4, and the equal-height blocks 4 adjust the height of each part of the insulation layer 1. The fastening member 5 may be a general-purpose fastener or a special-purpose fastener depending on the product characteristics, and in this embodiment, may be a bolt.
The upright post 2 further comprises an upright post 2-1, an outer reinforcing piece 2-3 is fixedly connected to the outer side of the upright post 2-1, a column connecting piece 2-2 is further connected to the side face of the upright post 2-1, a plurality of groups of upright posts 2-1 are connected with each other through the column connecting piece 2-2, a bottom plate 2-5 is fixedly connected to the lower end face of the upright post 2-1, the upright post 2-1 is fixedly connected with the ground through the bottom plate 2-5, and all parts of the upright post 2 are welded with each other. The cross beam 3 comprises a cross beam 3-1, a beam body connecting piece 3-2 is fixedly connected to the side face of the cross beam 3-1, a plurality of groups of the cross beams 3-1 are connected with each other through the beam body connecting piece 3-2, an inner connecting piece 3-3 is fixedly connected to the inner side of the cross beam 3-1, and the inner connecting piece 3-3 is connected with the heat preservation layer 1 through a fastening component 5. The number of the upright posts 2, the cross beams 3 and the equal-height blocks 4 is eight.
The upright post 2 and the cross beam 3 are equally divided into 8 parts in the circumferential direction according to the appearance of the product, and are mutually installed together through the upright post connecting piece 2-2 and the cross beam connecting piece 3-2, and the connecting mode can be welding or bolting. The bottom plate 2-5 can be fixed on the ground through expansion bolts, and can also be welded on the ground (provided that the ground is required to have a pre-buried member or a steel plane), the inner connecting piece 3-3 is provided with a waist-shaped hole which can be matched with a mounting hole on the heat preservation layer 1, when the part of the heat preservation layer 1 is mounted, the fastening part 5 is used for assembling through the two holes, and the inner connecting piece 3-3 is provided with a notch for avoiding a rib plate at the joint of the heat preservation layer 1 and the inner connecting piece.
The equal-height block 4 comprises a fixed shell 4-1, the upper end of the fixed shell 4-1 is opened, a moving body 4-2 is connected in a sliding mode in the fixed shell 4-1, a motor 4-9 is fixedly connected in the fixed shell 4-1, a screw rod piece 4-8 is fixedly connected with the driving end of the motor 4-9, the moving body 4-2 is in threaded connection with the screw rod piece 4-8, and the driving end of the motor 4-9 rotates to drive the moving body 4-2 to move up and down. The inner cavity 4-6 is formed in the moving body 4-2, the screw rod piece 4-8 is inserted into the inner cavity 4-6, the lower end face of the moving body 4-2 is detachably connected with the connecting sleeve piece 4-7, the connecting sleeve piece 4-7 is in threaded connection with the screw rod piece 4-8, the outer surface of the connecting sleeve piece 4-7 is fixedly connected with the edge 4-10, and the connecting sleeve piece 4-7 is detachably connected with the moving body 4-2 through the edge 4-10. An open slot 4-5 is formed in the outer surface of the fixed shell 4-1, and a marking line 4-3 and a marking device 4-4 are connected to the outer surface of the movable body 4-2. The alignment device 4-4 comprises a transmitting end and a receiving end, eight groups of the equal-height blocks 4 are arranged in a pairwise opposite mode, one group of the two opposite equal-height blocks 4 is provided with the transmitting end, and the other end is provided with the receiving end.
The alignment device 4-4 can be a beam interruption type sensor, which is installed in pairs and is provided with an infrared emitting device and an infrared receiving device, the receiver is used for receiving infrared pulsating light emitted by the emitter, completing photoelectric conversion, reliably sensing correct signals into the control mechanism through circuits such as amplification and filtering, and judging the leveling condition through the control mechanism, in the embodiment, the control mechanism can be an AT89C51 singlechip, and the control end of the AT89C51 singlechip is connected with the output end of the alignment device 4-4 and the control end of the motor 4-9.
It should be noted that, when the assembly device for the cylinder metal heat-insulating layer is used, the upright rod 2, the cross beam 3 and the equal-height block 4 are arranged, all the components are welded or connected into a whole by bolts, the whole structure is stable, the installation is convenient, the height of the equal-height block 5 is adjustable, and the assembly device is used for adjusting the bottom height of the actual heat-insulating layer 1 so as to solve the problem of unequal heights of the bottom of a product; fills the blank of the prior art and provides a device for factory assembly of a metal heat-insulating layer of a cylinder body of a pressure vessel. The heat-insulating layer can simulate the actual installation conditions of the site in a factory, and factory assembly is carried out. The purposes of repairing the leakage and verifying the feasibility of field installation are achieved. The invention reduces the problems of the heat insulation layer in site installation to a great extent, and improves the installation quality and the installation progress; the whole device has the advantages of simple structure, convenient operation, flexible use, stable structure and convenient popularization and use.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. 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 invention, which are all within the scope of the invention.
Claims (1)
1. The assembling device is used for assembling the metal heat-insulating layer of the cylinder body of the pressure vessel before leaving the factory, the assembling device is used for simulating actual installation conditions of a site in the factory and comprises a plurality of groups of upright posts, the number of the upright posts is even, the upright posts are fixed on the ground to form a cylinder, the inner sides of the upright posts are fixedly connected with a cross beam, the cross beam is connected with a fastening part, the cross beam is connected with the heat-insulating layer through the fastening part, the heat-insulating layer is cylindrical, the upright posts comprise inner reinforcing pieces, the inner reinforcing pieces are positioned on the inner sides of the upright posts, the upper end faces of the inner reinforcing pieces are connected with equal-height blocks, the heat-insulating layer is positioned on the upper end faces of the equal-height blocks, and the equal-height blocks are used for adjusting the height of each part of the heat-insulating layer;
the upright post further comprises an upright post, an outer reinforcing piece is fixedly connected to the outer side of the upright post, a column connecting piece is further connected to the side face of the upright post, a plurality of groups of upright posts are connected with each other through the column connecting piece, a bottom plate is fixedly connected to the lower end face of the upright post, and the upright post is fixedly connected with the ground through the bottom plate; the cross beam comprises a cross beam, the side surface of the cross beam is fixedly connected with beam connecting pieces, a plurality of groups of cross beams are connected with each other through the beam connecting pieces, the inner side of the cross beam is fixedly connected with an inner connecting piece, and the inner connecting piece is connected with the heat preservation layer through a fastening part;
the number of the upright posts, the cross beams and the equal-height blocks is eight groups;
the equal-height block comprises a fixed shell, an opening is formed in the upper end of the fixed shell, a moving body is connected in the fixed shell in a sliding mode, a motor is fixedly connected in the fixed shell, a screw rod piece is fixedly connected to a driving end of the motor, the moving body is in threaded connection with the screw rod piece, and the driving end of the motor rotates to drive the moving body to move up and down;
the inner cavity is formed in the moving body, the screw rod piece is inserted into the inner cavity, the lower end face of the moving body is detachably connected with a connecting sleeve piece, the connecting sleeve piece is in threaded connection with the screw rod piece, the outer surface of the connecting sleeve piece is fixedly connected with a rim, and the connecting sleeve piece is detachably connected with the moving body through the rim;
an open slot is formed in the outer surface of the fixed shell, and a marking line and a marking device are connected to the outer surface of the moving body;
the alignment device comprises a transmitting end and a receiving end, eight groups of equal-height blocks are arranged in a pairwise opposite mode, one of the two groups of equal-height blocks which are arranged in an opposite mode is provided with the transmitting end, and the other end of the equal-height block is provided with the receiving end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011590757.2A CN112743289B (en) | 2020-12-29 | 2020-12-29 | Assembling device for metal heat-insulating layer of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011590757.2A CN112743289B (en) | 2020-12-29 | 2020-12-29 | Assembling device for metal heat-insulating layer of cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112743289A CN112743289A (en) | 2021-05-04 |
| CN112743289B true CN112743289B (en) | 2023-07-25 |
Family
ID=75646662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011590757.2A Active CN112743289B (en) | 2020-12-29 | 2020-12-29 | Assembling device for metal heat-insulating layer of cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112743289B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2853590Y (en) * | 2005-09-27 | 2007-01-03 | 广州广船国际股份有限公司 | Ship unit assembling positioning regulating device |
| CN103273252B (en) * | 2013-03-22 | 2015-08-12 | 江苏鼎盛重工有限公司 | Shaping accessory and welding method before a kind of weldering of large-sized steel cylinder |
| CN203495494U (en) * | 2013-09-24 | 2014-03-26 | 安徽方圆压力容器制造有限责任公司 | Cylindrical body assembly tool |
| CN104234489B (en) * | 2014-10-22 | 2018-02-02 | 哈尔滨北仓粮食仓储工程设备有限公司 | The integrated airtight heat preservation steel plate silo of segmentation and manufacture method |
| CN204548988U (en) * | 2015-04-14 | 2015-08-12 | 辽宁爱兰得环保科技股份有限公司 | A kind of splicing circular cylinder body |
| CN107671800B (en) * | 2017-10-25 | 2019-07-26 | 西安易筑机电工业化科技有限公司 | A kind of pipe fitting assembly device and assembling method |
| CN208222050U (en) * | 2018-04-09 | 2018-12-11 | 东莞市莱钢钢结构有限公司 | A kind of large-diameter circular cylinder |
-
2020
- 2020-12-29 CN CN202011590757.2A patent/CN112743289B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112743289A (en) | 2021-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101187724B (en) | Heliostat support device | |
| CN102689736B (en) | Special supporting device of cover head of nuclear island containment vessel made of steel and transportation method | |
| CN101736698B (en) | Accurate positioning method for cable-stayed bridge pylon cable guide pipe | |
| CN112743289B (en) | Assembling device for metal heat-insulating layer of cylinder | |
| CN216858783U (en) | Material increasing and decreasing mixed repairing device of water turbine mobile robot | |
| CN103056800A (en) | Large wind turbine generator set cabin cover positioning tool and method for adjusting coaxiality | |
| CN201560398U (en) | Inner steel mould for accurately positioning tower column cable sleeves of cable-stayed bridge | |
| CN114274116A (en) | Material increasing and decreasing hybrid manufacturing device of water turbine mobile robot | |
| WO2020248339A1 (en) | Detachable turner beam for turning wind turbine blade mould | |
| CN207982663U (en) | A kind of device for fragment flange and tower welding | |
| CN207113264U (en) | A kind of light field cell module accurate positioning device | |
| WO2020249014A1 (en) | Detachable turner beam for turning wind turbine blade mould | |
| CN213391448U (en) | Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces | |
| CN112320603B (en) | Hoisting anti-collision and top mounting positioning method and device for tower type photo-thermal power generation heat collector | |
| CN209812110U (en) | Combustion chamber simulation tool for prefabricating injection oil supply pipeline | |
| CN109237817B (en) | Accurate positioning device for light field unit module and application method thereof | |
| CN220352863U (en) | Reinforced structure for water conservancy construction cofferdam | |
| CN111829894A (en) | Rock-soil multi-field measurement test system and method | |
| CN112548927B (en) | Special tool for dismounting manhole of horizontal high-pressure heater of nuclear power station | |
| CN217419603U (en) | Grouting device for reinforcing and repairing steel pipe pile of offshore wind power | |
| CN114293791B (en) | Auxiliary fixture for installing non-fixedly-connected steel column | |
| CN109237816B (en) | Application of light field unit module accurate positioning device | |
| CN110131047B (en) | Height and span adjustable support underframe for gas turbine | |
| CN218597789U (en) | Quick installation positioning die of rag bolt group | |
| CN216608849U (en) | Disassembling tool for upper cover of compressor bearing seat of gas power plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |