CN114960939B - Can have enough to meet need and irritate core device suitable for construction of box column rigid connection column foot inner core concrete - Google Patents
Can have enough to meet need and irritate core device suitable for construction of box column rigid connection column foot inner core concrete Download PDFInfo
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- CN114960939B CN114960939B CN202210441214.7A CN202210441214A CN114960939B CN 114960939 B CN114960939 B CN 114960939B CN 202210441214 A CN202210441214 A CN 202210441214A CN 114960939 B CN114960939 B CN 114960939B
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 230000007306 turnover Effects 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 8
- 125000003003 spiro group Chemical group 0.000 claims 2
- 230000006978 adaptation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2463—Connections to foundations
-
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention belongs to the technical field of building structures, in particular to a turnover core filling device suitable for box column rigid connection column foot inner core concrete construction, aiming at the problems of difficult construction and low efficiency, the turnover core filling device comprises four special-shaped clamps, a fixed base and steel columns, wherein the outer walls of two sides of the fixed base are fixedly connected with symmetrically arranged mounting plates, one ends of the four mounting plates are fixedly connected with metal sleeves, the threaded ends of the four special-shaped clamps are respectively connected with the inner walls of the four metal sleeves in a threaded mode, and the threaded ends of the four special-shaped clamps are respectively connected with nuts in a threaded mode. According to the invention, the fixed base is adjusted to a proper position and fixed, the pump pipe of the concrete pump is connected with the pump pipe interface, so that concrete pressure pouring can be performed, the construction is simple and convenient, and component connection can be completed by adopting bolt adjustment and clamping; the number of the on-site steel columns is large, the device can be reused, the processing time of the device is effectively shortened, the on-site construction efficiency is improved, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of building structures, in particular to a turnover core filling device suitable for box column rigid joint column foot inner core concrete construction.
Background
The steel layer structure is often provided with a box column rigid joint column foot, namely concrete needs to be poured inside and outside the position of the steel column foot.
In order to avoid the situation that the drop of the concrete is overlarge during the pouring of the concrete of the inner core and the concrete is influenced by the reinforcement wing sheets of the transverse diaphragm in the column, the pouring holes are often arranged at positions close to the foundation, the finished surface of the concrete of the inner core is higher than the pouring holes, the concrete is required to be poured under pressure, the construction is difficult, and the efficiency is low.
Disclosure of Invention
Based on the technical problems that pouring holes are often arranged at a position close to a foundation, at the moment, the finished surface of the inner core concrete is higher than the pouring holes, the pressure pouring concrete is needed, the construction is difficult, and the efficiency is low, the invention provides a turnover core pouring device suitable for the construction of the inner core concrete of a rigid column foot of a box column.
The turnover core filling device suitable for the concrete construction of the box column rigid joint column foot inner core comprises four special-shaped hoops, a fixed base and a steel column, wherein the outer walls of two sides of the fixed base are fixedly connected with symmetrically arranged mounting plates, one ends of the four mounting plates are fixedly connected with metal sleeves, the threaded ends of the four special-shaped hoops are respectively screwed on the inner walls of the four metal sleeves, the threaded ends of the four special-shaped hoops are respectively screwed with nuts, the outer wall of the top of the fixed base is provided with a rectangular opening, the inner wall of the rectangular opening is slidingly connected with a stop steel plate, the outer walls of two sides of the steel column are fixedly connected with symmetrically arranged pegs, and the four pegs are respectively matched with the four special-shaped hoops;
the middle part position of the fixed base is provided with a pump pipe interface, one end of the cut-off steel plate, which is positioned on the inner side of the fixed base, is provided with a pouring hole, and the pouring hole is communicated with the pump pipe interface.
As a preferable implementation mode of the invention, the outer wall of one side of the fixed base is fixedly connected with a first fixed rod, and one end of the first fixed rod is fixedly connected with a limiting plate.
As a preferred implementation mode of the invention, the outer wall of the top of the limiting plate is provided with a movable hole, the inner wall of the movable hole is connected with an extension plate in a sliding manner, one side of the extension plate is fixedly connected with a second fixing rod, and one end of the second fixing rod is fixedly connected to the outer wall of one side of the cut-off steel plate.
As a preferable implementation mode of the invention, the outer wall of one side of the extension plate is fixedly connected with a sliding rail, the inner wall of the sliding rail is slidably connected with a lifting block, and one side of the lifting block is fixedly connected with a lifting plate.
As a preferable implementation mode of the invention, the lifting plate is provided with a first through hole, and the inner wall of the first through hole is connected with a locking screw rod in a threaded manner.
As a preferred implementation mode of the invention, the outer wall of one side of the limiting plate is fixedly connected with a fixing frame, and one side of the fixing frame is fixedly connected with a positioning seat.
As a preferred implementation mode of the invention, the top of the positioning seat is provided with a positioning hole, the positioning hole is positioned right below the locking screw rod, and the positioning hole is matched with the locking screw rod.
As a preferred implementation mode of the invention, the outer wall of the top of the lifting plate is fixedly connected with a connecting plate, a second through hole is formed in the connecting plate, and an installation screw rod is screwed on the inner wall of the second through hole.
As a preferred implementation mode of the invention, the outer wall of one side of the extension plate is fixedly connected with a mounting seat, the outer wall of one side of the mounting seat is provided with a mounting hole, the mounting hole is positioned on one side of the mounting screw rod, and the mounting hole is matched with the mounting screw rod.
As a preferable implementation mode of the invention, the outer wall of the top of the connecting plate is fixedly connected with a pressing plate.
The beneficial effects of the invention are as follows:
1. the invention relates to a turnover core filling device suitable for concrete construction of a column foot inner core of a box column, wherein a fixed base is fixedly connected with a steel column through a special-shaped clamp, a metal sleeve and a nut by using pins, the position of the special-shaped clamp can be adjusted by the nut, after the concrete is initially set, the nut can be loosened, the fixed base is disassembled for turnover use, when the column foot concrete is poured, the fixed base is adjusted to a proper position and fixed, a concrete pump pipe is connected with a pump pipe interface, the pump pipe interface can be connected with the concrete pump pipe by using the clamp, then concrete pressure pouring can be performed, the construction is simple and convenient, and component connection can be completed by using a bolt to adjust and clamp; the number of the on-site steel columns is large, the device can be reused, the processing time of the device is effectively shortened, the on-site construction efficiency is improved, and the construction cost is reduced.
2. The invention relates to a turnover filling device suitable for concrete construction of a box column steel joint column foot inner core, which is characterized in that after concrete is filled to a designed elevation, a stop steel plate is slid, so that a pouring hole on the concrete pump pipe is staggered with a steel column pouring hole, the stop effect is achieved, meanwhile, under the action of a first fixing rod and a second fixing rod, an extension plate is driven to slide upwards in a limit plate, after the stop steel plate slides to a proper position, a mounting screw rod is moved out of a mounting hole, then under the action of a sliding rail, a lifting block, a connecting plate and a pressing plate, the lifting plate is pressed to move downwards, and after the lifting plate moves to a proper position, a locking screw rod is screwed in a positioning hole, so that the positioning effect of the extension plate is achieved, and the positioning effect of the stop steel plate is achieved by matching with the action of a second fixing rod, so that the phenomenon that the stop steel plate slides downwards is avoided.
Drawings
Fig. 1 is a schematic perspective view of a turnover core filling device suitable for the construction of concrete in a column foot of a box column;
fig. 2 is a schematic diagram of a front view structure of a turnover core filling device suitable for the construction of concrete in a column foot of a box column;
fig. 3 is a schematic diagram of a cut-off steel plate structure of a turnover core filling device suitable for the construction of the box column steel joint column foot inner core concrete;
fig. 4 is a schematic side view and cross-sectional structure diagram of a limiting plate of a turnover core filling device suitable for the construction of the box column steel joint column foot inner core concrete;
fig. 5 is a schematic diagram of a partial side view of an extension plate of a turnover core filling device suitable for the construction of the box column steel joint column foot inner core concrete.
In the figure: 1. a special-shaped clamp; 2. a metal sleeve; 3. a nut; 4. a fixed base; 5. a peg; 6. a steel column; 7. cut-off steel plate; 8. a pump tube interface; 9. a mounting plate; 10. a first fixing rod; 11. a limiting plate; 12. an extension plate; 13. a second fixing rod; 14. pouring holes; 15. a movable hole; 16. a slide rail; 17. a lifting block; 18. a lifting plate; 19. locking the screw rod; 20. a fixing frame; 21. a positioning seat; 22. positioning holes; 23. a connecting plate; 24. a mounting base; 25. a mounting hole; 26. installing a screw; 27. pressing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-3, a turnover core filling device suitable for box column steel joint column foot inner core concrete construction comprises four special-shaped hoops 1, a fixed base 4 and a steel column 6, wherein the outer walls of two sides of the fixed base 4 are fixedly connected with symmetrically arranged mounting plates 9, one ends of the four mounting plates 9 are fixedly connected with metal sleeves 2, threaded ends of the four special-shaped hoops 1 are respectively screwed on the inner walls of the four metal sleeves 2, threaded ends of the four special-shaped hoops 1 are respectively screwed with nuts 3, the effective length of the special-shaped hoops 1 can be adjusted through the nuts 3, and after the concrete is initially set, the nuts 3 are loosened, the effect of dismantling the fixed base 4 is achieved, the turnover is realized, rectangular openings are formed in the outer walls of the top of the fixed base 4, cut-off steel plates 7 are slidably connected to the inner walls of the rectangular openings, the outer walls of two sides of the steel column 6 are fixedly connected with symmetrically arranged pegs 5, the four pegs 5 are respectively matched with the four special-shaped hoops 1, and the fixed base 4 can be fixedly connected with the steel column 6 through the pegs 5;
the middle part position of fixed base 4 is provided with pump line interface 8, stop steel sheet 7 is located the inboard one end of fixed base 4 and has offered pouring hole 14, and pouring hole 14 and pump line interface 8 are linked together, when the column base concrete placement, adjust fixed base 4 to appropriate position and fixed, be connected concrete pump line and pump line interface 8, pump line interface 8 accessible clamp is connected with the concrete pump line, then can carry out concrete pressure pouring, pour to the design elevation at the concrete, behind the concrete pump line, slide and stop steel sheet 7, make pouring hole 14 on it stagger with steel column 6 pouring mouth, reach the effect of stopping.
Referring to fig. 4, in a specific embodiment, a first fixing rod 10 is fixedly connected to an outer wall on one side of a fixing base 4, a limiting plate 11 is fixedly connected to one end of the first fixing rod 10, a movable hole 15 is formed in an outer wall of the top of the limiting plate 11, an extension plate 12 is slidably connected to an inner wall of the movable hole 15, a second fixing rod 13 is fixedly connected to one side of the extension plate 12, one end of the second fixing rod 13 is fixedly connected to an outer wall on one side of a cut-off steel plate 7, through the actions of the first fixing rod 10 and the second fixing rod 13, the extension plate 12 is driven to slide upwards in the limiting plate 11, a sliding rail 16 is fixedly connected to an outer wall on one side of the extension plate 12, a lifting block 17 is fixedly connected to one side of the lifting plate 18, a first through hole is formed in the lifting plate 18, a locking screw 19 is screwed to the inner wall of the first through hole, a fixing frame 20 is fixedly connected to one side of the fixing frame 20, a positioning seat 21 is formed in the top of the positioning seat 21, the positioning hole 22 is located under the locking screw 19, the positioning hole 22 and the locking screw 19 is matched with the locking screw 19, when the lifting plate 18 is moved to the proper position, and the second screw 19 is matched with the position of the steel plate 7, and the cut-off effect is avoided, and the effect of the steel plate is achieved when the position of the locking plate is matched with the position of the second screw 19, and the position of the steel plate 13, and the effect is reached.
Referring to fig. 4-5, further, the outer wall of the top of the lifting plate 18 is fixedly connected with a connecting plate 23, a second through hole is formed in the connecting plate 23, a mounting screw 26 is screwed on the inner wall of the second through hole, a mounting seat 24 is fixedly connected to the outer wall of one side of the extending plate 12, a mounting hole 25 is formed in the outer wall of one side of the mounting seat 24, the mounting hole 25 is located on one side of the mounting screw 26, the mounting hole 25 is matched with the mounting screw 26, a pressing plate 27 is fixedly connected to the outer wall of the top of the connecting plate 23, after the cut-off steel plate 7 slides to a proper position, the mounting screw 26 is moved out of the mounting hole 25, and then the lifting plate 18 is pressed to move downwards under the action of the sliding rail 16, the lifting block 17, the connecting plate 23 and the pressing plate 27.
When concrete is used, the fixing base 4 is fixedly connected with the steel column 6 through the special-shaped clamp 1, the metal sleeve 2 and the nut 3, the position of the special-shaped clamp 1 can be adjusted through the nut 3, after concrete is initially set, the nut 3 can be loosened, the fixing base 4 is removed for turnover use, when concrete is poured on a column foot, the fixing base 4 is adjusted to a proper position and fixed, a concrete pump pipe is connected with the pump pipe interface 8, the pump pipe interface 8 can be connected with the concrete pump pipe through the clamp, then concrete pressure pouring can be carried out, after the concrete is poured to a designed elevation, the concrete pump pipe is pumped, the pouring holes 14 on the steel plate are staggered with pouring holes of the steel column 6 through the effect of the nut 3, meanwhile, the extending plate 12 is driven to slide upwards in the limiting plate 11 through the action of the first fixing rod 10 and the second fixing rod 13, after the steel plate 7 is slid to a proper position, the mounting screw 26 is moved out of the mounting hole 25, then the sliding rail 16, the lifting block 17, the connecting plate 23 and the pressing plate 27 are acted, the lifting plate 18 is moved downwards, the screw 18 is moved downwards to the proper position of the steel plate is moved to the position, and the locking plate is prevented from moving downwards, and the effect of the locking plate is prevented from being matched with the position of the steel plate 7, and the effect of the locking plate is achieved, and the locking effect is achieved, and the position is achieved.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a can turnover core filling device suitable for construction of box post just connects column foot inner core concrete, includes four special-shaped clamp (1), fixed base (4) and steel column (6), its characterized in that, fixed base (4) both sides outer wall all fixedly connected with mounting panel (9) that the symmetry set up, four mounting panel (9) one end all fixedly connected with metal sleeve (2), four the screw thread end of special-shaped clamp (1) spiro union respectively on four metal sleeve (2) inner walls, four the screw thread end of special-shaped clamp (1) all spiro union has nut (3), rectangular opening has been seted up to fixed base (4) top outer wall, and rectangular opening inner wall sliding connection has stop steel sheet (7), peg (5) that steel column (6) both sides outer wall all fixedly connected with symmetry set up, four peg (5) respectively with four special-shaped clamp (1) looks adaptation;
the middle part position of fixed base (4) is provided with pump line interface (8), pour hole (14) have been seted up to one end that stop steel sheet (7) are located fixed base (4) inboard, and pour hole (14) and pump line interface (8) are linked together.
2. The turnover core filling device suitable for the construction of the box column rigid connection column foot inner core concrete according to claim 1, wherein a first fixing rod (10) is fixedly connected to the outer wall of one side of the fixing base (4), and a limiting plate (11) is fixedly connected to one end of the first fixing rod (10).
3. The turnover core filling device suitable for the construction of the box column rigid connection column foot inner core concrete according to claim 2, wherein the movable hole (15) is formed in the outer wall of the top of the limiting plate (11), the inner wall of the movable hole (15) is slidably connected with the extending plate (12), one side of the extending plate (12) is fixedly connected with the second fixing rod (13), and one end of the second fixing rod (13) is fixedly connected to the outer wall of one side of the cut-off steel plate (7).
4. The turnover core filling device suitable for the construction of the box column rigid connection column foot inner core concrete according to claim 3, wherein a sliding rail (16) is fixedly connected to the outer wall of one side of the extension plate (12), a lifting block (17) is slidingly connected to the inner wall of the sliding rail (16), and a lifting plate (18) is fixedly connected to one side of the lifting block (17).
5. The turnover core filling device suitable for the construction of the box column rigid joint column foot inner core concrete according to claim 4, wherein the lifting plate (18) is provided with a first through hole, and the inner wall of the first through hole is in threaded connection with a locking screw (19).
6. The turnover core filling device suitable for the construction of the box column rigid connection column foot inner core concrete according to claim 5, wherein a fixing frame (20) is fixedly connected to the outer wall of one side of the limiting plate (11), and a positioning seat (21) is fixedly connected to one side of the fixing frame (20).
7. The turnover core filling device suitable for the construction of the box column rigid connection column foot inner core concrete according to claim 6, wherein a positioning hole (22) is formed in the top of the positioning seat (21), the positioning hole (22) is located under the locking screw (19), and the positioning hole (22) is matched with the locking screw (19).
8. The turnover core filling device suitable for the construction of the box column rigid joint column foot inner core concrete according to claim 7, wherein a connecting plate (23) is fixedly connected to the outer wall of the top of the lifting plate (18), a second through hole is formed in the connecting plate (23), and a mounting screw (26) is screwed to the inner wall of the second through hole.
9. The turnover core filling device suitable for box column steel joint column foot inner core concrete construction according to claim 8, wherein an installation seat (24) is fixedly connected to the outer wall of one side of the extension plate (12), an installation hole (25) is formed in the outer wall of one side of the installation seat (24), the installation hole (25) is located on one side of an installation screw (26), and the installation hole (25) is matched with the installation screw (26).
10. The turnover core filling device suitable for the construction of the box column rigid joint column foot inner core concrete according to claim 9, wherein the pressing plate (27) is fixedly connected to the outer wall of the top of the connecting plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210441214.7A CN114960939B (en) | 2022-04-25 | 2022-04-25 | Can have enough to meet need and irritate core device suitable for construction of box column rigid connection column foot inner core concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210441214.7A CN114960939B (en) | 2022-04-25 | 2022-04-25 | Can have enough to meet need and irritate core device suitable for construction of box column rigid connection column foot inner core concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114960939A CN114960939A (en) | 2022-08-30 |
| CN114960939B true CN114960939B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210441214.7A Active CN114960939B (en) | 2022-04-25 | 2022-04-25 | Can have enough to meet need and irritate core device suitable for construction of box column rigid connection column foot inner core concrete |
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| CN (1) | CN114960939B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2022380A1 (en) * | 1968-11-01 | 1970-07-31 | Robinson Building Techn | |
| JPH112339A (en) * | 1997-06-11 | 1999-01-06 | Shimizu Corp | Valve of piping for pacing concrete |
| CN201172969Y (en) * | 2008-04-14 | 2008-12-31 | 中冶京唐建设有限公司 | Clamper for steel tube concrete column |
| JP3193873U (en) * | 2014-08-12 | 2014-10-23 | 聡律 稲村 | Concrete formwork fixing device |
| CN211173131U (en) * | 2019-09-05 | 2020-08-04 | 中国建筑第八工程局有限公司 | Steel pipe column jacking pump pipe connecting device |
| CN213683237U (en) * | 2020-10-23 | 2021-07-13 | 中建八局科技建设有限公司 | Fastening type pre-vibration device for box type column core-filling pump pipe |
| CN114109042A (en) * | 2022-01-12 | 2022-03-01 | 山东三箭建设工程股份有限公司 | Check valve for construction of concrete filled steel tubular column by jacking method and application method thereof |
-
2022
- 2022-04-25 CN CN202210441214.7A patent/CN114960939B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2022380A1 (en) * | 1968-11-01 | 1970-07-31 | Robinson Building Techn | |
| JPH112339A (en) * | 1997-06-11 | 1999-01-06 | Shimizu Corp | Valve of piping for pacing concrete |
| CN201172969Y (en) * | 2008-04-14 | 2008-12-31 | 中冶京唐建设有限公司 | Clamper for steel tube concrete column |
| JP3193873U (en) * | 2014-08-12 | 2014-10-23 | 聡律 稲村 | Concrete formwork fixing device |
| CN211173131U (en) * | 2019-09-05 | 2020-08-04 | 中国建筑第八工程局有限公司 | Steel pipe column jacking pump pipe connecting device |
| CN213683237U (en) * | 2020-10-23 | 2021-07-13 | 中建八局科技建设有限公司 | Fastening type pre-vibration device for box type column core-filling pump pipe |
| CN114109042A (en) * | 2022-01-12 | 2022-03-01 | 山东三箭建设工程股份有限公司 | Check valve for construction of concrete filled steel tubular column by jacking method and application method thereof |
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| Publication number | Publication date |
|---|---|
| CN114960939A (en) | 2022-08-30 |
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