CN110836002B - Steel structure support - Google Patents
Steel structure support Download PDFInfo
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- CN110836002B CN110836002B CN201910998373.5A CN201910998373A CN110836002B CN 110836002 B CN110836002 B CN 110836002B CN 201910998373 A CN201910998373 A CN 201910998373A CN 110836002 B CN110836002 B CN 110836002B
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- Prior art keywords
- steel structure
- fixing
- double
- pipe
- tube
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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
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/02—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means
- E04G1/04—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means the members being exclusively poles, rods, beams, or other members of similar form and simple cross-section
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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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
- E04G5/025—Foot load distribution plates
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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
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
- E04G7/20—Stiff scaffolding clamps for connecting scaffold members of common shape for ends of members only, e.g. for connecting members in end-to-end relation
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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
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
- E04G7/22—Stiff scaffolding clamps for connecting scaffold members of common shape for scaffold members in end-to-side relation
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a steel structure bracket, which comprises a plurality of steel structure bases, wherein bottom pipes are arranged on the steel structure bases, and the bottom pipes and the steel structure bases are fixed through supporting foot plates; the fixing cylinders on the biconical connecting columns are inserted into the steel structure tube and the bottom tube, so that the steel structure tube and the bottom tube are quickly butted, and the strength of the butted part can be ensured; through the arrangement of the double-cone semi-circular groove and the conical steel structure pipe groove on the fixing seat and the cooperation of the fixing column and the L-shaped bolt, the fixing of the bottom pipe, the double-cone connecting column, the steel structure pipe and the double-cone connecting column and the steel structure pipe is rapidly completed, so that a large amount of assembly time is saved, the stability of the steel structure support is guaranteed, and meanwhile, the double-pulling supporting pipe is used for pulling and supporting, and the use safety of the steel structure support can be effectively guaranteed.
Description
Technical Field
The invention relates to the field of project building engineering, in particular to a steel structure support.
Background
Municipal construction engineering is large-scale building engineering with large engineering quantity, construction area generally takes ten thousand square meters as a unit, high-altitude construction is easy to occur in the construction process, for example, the surface of a building is processed in the air which is dozens of meters away from the ground, the high-altitude construction needs a steel structure support frame, great danger exists during construction on the steel structure support frame, and the workload of dismounting and mounting the steel structure support frame is large; at present, the assembled steel structure support is mainly used in the construction process of project engineering, and the stability and the bearing capacity of the assembled steel structure support can directly influence the life safety of constructors due to the fact that the assembled steel structure support is operated at high altitude.
In patent CN 201721660144.5-an assembled steel structural bracket, the first support frame, the second support frame and the third support frame on the lower support frame and the upper support frame can enable the steel structure support frame to be supported by a plurality of groups of triangular supports, greatly improve the bearing capacity of the steel structure support frame, meet the triangular structure of mechanics, and facilitate the more practical use of the steel structure support frame, the first bolt, the second bolt, the third bolt and the fourth bolt on the first support frame, the second support frame and the third support frame are arranged, so that the connection among the support frames can be strengthened, and the support frame is more convenient to disassemble and assemble, thereby being beneficial to more convenient use of the steel structure support, the support frame and the support can be integrally connected firmly, and the support frame is prevented from loosening and falling.
However, when the steel structure support is fixed through the bolts, in the assembling process, the bolts need to be fastened, and the number of the bolts related to fastening on the steel structure support is large, so that a large amount of time can be wasted in the assembling process.
Disclosure of Invention
The invention aims to solve the problems, designs a steel structure support which has the functions of quick assembly and higher strength, solves the problem of overlong assembly time caused by fastening a large number of bolts during assembly of the conventional assembly type steel structure support, connects pipelines through a double-cone connecting column, and fixes the double-cone connecting column and the pipelines together through a pulling and supporting pipe, so that the steel structure support is quickly assembled, and meanwhile, the strength of the steel structure support can be effectively ensured through the double pulling and supporting pipes, so that the stability of the steel structure support is ensured.
The technical scheme of the invention is that the steel structure support comprises a plurality of steel structure bases, wherein bottom pipes are arranged on the steel structure bases, and the bottom pipes and the steel structure bases are fixed through supporting foot plates;
the assembled pipe support device comprises a plurality of steel structure pipes and a plurality of double-cone connecting columns, fixed cylinders are mounted at two ends of each double-cone connecting column, the fixed cylinder at one end of one double-cone connecting column is inserted into the bottom pipe and movably connected with the bottom pipe, the two steel structure pipes are connected through one double-cone connecting column, the fixed cylinder is inserted into the steel structure pipes, and the fixed cylinder is movably connected with the steel structure pipes;
the assembled bracing frame device comprises a plurality of groups of bracing tubes, each group of bracing tubes is divided into two groups, fixing seats are arranged at two ends of each bracing tube, a double-cone semi-circular groove is formed in the side surface of each fixing seat, the size of each double-cone semi-circular groove corresponds to that of each double-cone connecting post, each double-cone semi-circular groove is in movable contact with each double-cone connecting post, tapered steel structure pipe grooves are formed in the upper end and the lower end of each double-cone semi-circular groove, the size of each tapered steel structure pipe groove corresponds to that of each steel structure pipe and each bottom pipe, each tapered steel structure pipe groove is in movable contact with each steel structure pipe and each bottom pipe respectively, a plurality of fixing columns are arranged at two ends of the side surface of each fixing seat at two ends of one bracing tube, the fixing columns are uniformly distributed on the side surface of each fixing seat, the fixing columns are positioned at two sides of each double-cone semi-circular groove, and a bolt round hole is formed in one end of the outer side surface of each fixing column, open on the side surface of another stay tube both ends fixing base has fixed round hole, fixed round hole and fixed column one-to-one, fixed round hole and fixed column swing joint, the upper surface of another stay tube both ends fixing base is opened there is flexible recess, open at the inside lower surface both ends of flexible recess has two magnet recesses, install powerful magnet one in the magnet recess, flexible recess internally mounted has flexible base, two powerful magnet two are installed at flexible base lower surface both ends, flexible base and flexible recess swing joint, flexible handle is installed to flexible base top, two flexible posts are installed to flexible base lower surface both sides, install a plurality of L type bolts on the flexible post.
A spring groove is formed in the side surface of the conical steel structure pipe groove, a compression spring is installed in the spring groove, a fixing bottom plate is installed at the upper end of the compression spring, an arc conical limiting plate is installed on the fixing bottom plate, and a wear-resistant rubber pad is installed on the arc conical limiting plate.
The telescopic column is located on one side of the fixing round hole, the telescopic groove is communicated with the fixing round hole, and the L-shaped bolt is movably connected with the bolt round hole.
The first strong magnet and the second strong magnet attract each other.
One end of the fixed cylinder is conical.
And a plurality of groups of bracing tubes among the plurality of groups of steel structure tubes are distributed in a cross way.
The arc conical limiting plate is movably contacted with the steel structure pipe and the bottom pipe through a wear-resistant rubber pad.
The bottom pipe and the steel structure pipe are made of thick-wall seamless steel pipes.
The steel structure bracket manufactured by the technical scheme of the invention comprises the following components:
according to the steel structure bracket, the fixing cylinders on the double-cone-shaped connecting columns are inserted into the steel structure tube and the bottom tube, so that the steel structure tube and the bottom tube are quickly butted, the strength of a butted part can be ensured, and the damage of the butted part of the steel structure tube and the bottom tube caused by overlarge bearing capacity is prevented;
according to the steel structure support, the bottom tube, the double-cone-shaped connecting column, the steel structure tube and the steel structure tube, the double-cone-shaped connecting column and the steel structure tube are fixed quickly by arranging the double-cone-shaped semi-circular groove and the conical steel structure tube groove on the fixing seat and matching the fixing column and the L-shaped bolt, so that the steel structure support can be assembled without bolts, a large amount of assembly time is saved, the stability of the steel structure support can be ensured, the bracing strength of a steel structure is high, and the use safety of the steel structure support can be effectively ensured;
this steel structure support through the butt joint of two arc toper limiting plates to cooperation wear-resisting rubber pad is connected with bottom tube and steel construction pipe respectively, thereby effectually prevents that bottom tube and steel construction pipe from deviating from between two fixing bases, thereby guarantees that steel structure support is fixed firm.
Drawings
FIG. 1 is a schematic structural view of a steel structural support according to the present invention;
FIG. 2 is a schematic view of the double tapered connecting post of the present invention;
FIG. 3 is a top plan view of the fabricated bracing apparatus according to the invention;
FIG. 4 is a schematic view of the mounting bracket of the present invention;
FIG. 5 is a schematic view of the telescoping grooves of the present invention;
in the figure, 1, a steel structure base; 2. a bottom tube; 3. a support leg plate; 4. a steel structural pipe; 5. a biconical connecting column; 6. fixing the cylinder; 7. pulling the support pipe; 8. a fixed seat; 9. a biconical semicircular groove; 10. a conical steel structure pipe groove; 11. fixing a column; 12. a bolt circular hole; 13. fixing the round hole; 14. a telescopic groove; 15. a magnet groove; 16. a strong magnet I; 17. a telescopic base; 18. a strong magnet II; 19. a telescopic handle; 20. a telescopic column; 21. an L-shaped bolt; 22. a spring groove; 23. a compression spring; 24. fixing the bottom plate; 25. an arc-cone limiting plate; 26. wear-resistant rubber pad.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-5, in this embodiment:
the invention is characterized in that the structure design of an assembly type pipe frame device and an assembly type bracing frame device is combined with the attached drawings of 1, 2, 3, 4 and 5, the assembly type pipe frame device comprises a plurality of steel structure pipes 4 and a plurality of biconical connecting columns 5, fixing cylinders 6 are mounted at two ends of each biconical connecting column 5, the fixing cylinder 6 at one end of one biconical connecting column 5 is inserted into the bottom pipe 2, the fixing cylinder 6 is movably connected with the bottom pipe 2, the two steel structure pipes 4 are connected through one biconical connecting column 5, the fixing cylinder 6 is inserted into the steel structure pipe 4, and the fixing cylinder 6 is movably connected with the steel structure pipe 4; the assembled bracing frame device comprises a plurality of groups of bracing tubes 7, each group of bracing tubes 7 is divided into two groups, two ends of each bracing tube 7 are provided with a fixed seat 8, the side surface of each fixed seat 8 is provided with a double-cone semi-circular groove 9, the size of each double-cone semi-circular groove 9 corresponds to that of each double-cone connecting column 5, each double-cone semi-circular groove 9 is movably contacted with each double-cone connecting column 5, the upper end and the lower end of each double-cone semi-circular groove 9 are provided with a conical steel structure tube groove 10, the size of each conical steel structure tube groove 10 corresponds to that of each steel structure tube 4 and each bottom tube 2, each conical steel structure tube groove 10 is respectively movably contacted with each steel structure tube 4 and each bottom tube 2, two ends of the side surface of each fixed seat at two ends of one bracing tube 7 are provided with a plurality of fixed columns 11, the fixed columns 11 are uniformly distributed on the side surface of each fixed seat 8, the fixed columns 11 are positioned at two sides of each double-cone semi-circular groove 9, one end of the outer side surface of each fixed column 11 is provided with a bolt circular hole 12, open on the side surface of another 7 both ends fixing bases 8 of stay tube has fixed round hole 13, fixed round hole 13 and 11 one-to-one of fixed column, fixed round hole 13 and 11 swing joint of fixed column, open at the upper surface of another 7 both ends fixing bases 8 of stay tube has flexible recess 14, open at the inside lower surface both ends of flexible recess 14 has two magnet recesses 15, install powerful magnet 16 in the magnet recess 15, 14 internally mounted of flexible recess has flexible base 17, two powerful magnet 18 are installed at flexible base 17 lower surface both ends, flexible base 17 and 14 swing joint of flexible recess, flexible handle 19 is installed to flexible base 17 top, two flexible post 20 are installed to flexible base 17 lower surface both sides, install a plurality of L type bolt 21 on the flexible post 20. A spring groove 22 is formed in the side surface of the conical steel structure pipe groove 10, a compression spring 23 is installed in the spring groove 22, a fixed bottom plate 24 is installed at the upper end of the compression spring 23, an arc conical limiting plate 25 is installed on the fixed bottom plate 24, and a wear-resistant rubber pad 26 is installed on the arc conical limiting plate 25; the bottom tube 2 and the steel structure tube 4 are fixed through the fixing cylinders 6 on the biconical connecting column 5, so that the steel structure support is rapidly assembled, the two adjacent bottom tubes 2 or the steel structure tubes 4 are fixed through the fixing seats 8 at the two ends of the bracing tube 7, the direct assembly of the steel structure is completed, the assembly speed of the steel structure support can be effectively improved, the assembly time is saved, meanwhile, the bottom tube 2-the biconical connecting column 5-the steel structure tube 4 and the steel structure tube 4-the biconical connecting column 5-the steel structure tube 4 are fixed through the splicing of the two fixing seats 8 on one group of bracing tubes, so that the bracing of the steel structure support is rapidly performed, the strength of the steel structure support is effectively ensured, the use safety of the steel structure support is ensured, and the bottom tube 2 or the steel structure tube 4 can be effectively prevented from falling off between the two fixing seats 8 through the action of the arc conical limiting plate 25, thereby guaranteeing the normal use of the steel structure bracket.
The working principle of the device is as follows: when the device is required to be used for construction, a worker firstly places the steel structure base 1 at a corresponding position on the ground;
after the placement is finished, a worker inserts the fixing cylinder 6 at one end of the biconical connecting column 5 into the bottom tube 2, the fixing cylinder 6 can be quickly inserted into the bottom tube 2 through the conical opening of the end face, and after the insertion is finished, one steel structure tube 4 is inserted into the fixing cylinder 6 at the other end of the biconical connecting column 5, so that the steel structure tube 4 is fixed on the bottom tube 2;
after the steel structure pipes 4 are all installed on the bottom pipes 2, a worker places a group of pull supporting pipes 7 on one side of two adjacent bottom pipes 2, the worker manually pulls the telescopic handle 19 to enable the telescopic base 17 to ascend, the telescopic base 17 drives the telescopic column 29 and the L-shaped bolt 21 to ascend, the L-shaped bolt 21 is separated from the bolt round hole 12, and the group of pull supporting pipes 7 are manually disassembled to enable the two fixing seats 8 on the two pull supporting pipes 7 to be separated;
at the moment, the fixing column 11 on one of the fixing bases 8 is inserted into the corresponding fixing round hole 13 on the fixing base 8, so that the two fixing bases 8 are spliced, a worker manually lifts the telescopic handle 19 upwards to enable the fixing column 11 to be inserted into the telescopic groove 14, at the moment, after the two fixing bases 8 are spliced, the bolt round hole 12 on the fixing column 11 is moved into the telescopic groove 14, at the moment, the telescopic handle 19 is loosened, the telescopic base 17 moves downwards through the magnetic action of the first powerful magnet 16 and the second powerful magnet 18 and is matched with the gravity of the telescopic base 17 to be inserted back into the telescopic groove 14, the L-shaped bolt 21 on the telescopic column 20 is inserted into the bolt round hole 12, and the bracing and fixing of the steel structure support is completed;
the strength of the steel structure support can be effectively ensured through the double stretching and supporting action of the two stretching and supporting pipes 7, so that the bearing capacity of the steel structure support is higher, the steel structure support is more stable to use, the steel structure support can be completely assembled by repeating the operation, and the steel structure support can be used after being assembled;
in this device, after two fixing base 8 assemblies are finished, arc toper limiting plate 25 passes through wear-resisting rubber pad 26's effect, the frictional force between arc toper limiting plate 25 and bottom tube 2 and the steel construction pipe 4 is enough big, can remove along with steel construction pipe 4 and bottom tube 2, when upwards lifting and drawing prop up pipe 7, arc toper limiting plate 25 passes through compression spring 23 elasticity and through the frictional force with bottom tube 2 and between steel construction pipe 4 and the arc toper limiting plate 25, make arc toper limiting plate 25 remove along with steel construction pipe 4 and bottom tube 2, thereby make the mouth of pipe between two arc toper limiting plates 25 littleer and littleer, prevent that steel construction pipe 4 and bottom tube 2 from droing between two fixing base 8.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. A steel structure support comprises a plurality of steel structure bases (1), wherein bottom pipes (2) are installed on the steel structure bases (1), and the bottom pipes (2) and the steel structure bases (1) are fixed through supporting foot plates (3), and is characterized in that an assembled pipe support device is arranged on each bottom pipe (2), and an assembled pull support device is arranged on each assembled pipe support device;
the assembled pipe support device comprises a plurality of steel structure pipes (4) and a plurality of double-cone connecting columns (5), fixing cylinders (6) are installed at two ends of each double-cone connecting column (5), the fixing cylinder (6) at one end of one double-cone connecting column (5) is inserted into the bottom pipe (2), the fixing cylinders (6) are movably connected with the bottom pipe (2), every two steel structure pipes (4) are connected through one double-cone connecting column (5), the fixing cylinder (6) is inserted into each steel structure pipe (4), and the fixing cylinders (6) are movably connected with the steel structure pipes (4);
the assembled pulling and bracing frame device comprises a plurality of groups of pulling and bracing tubes (7), each group of pulling and bracing tubes (7) is divided into two groups, fixing seats (8) are installed at two ends of the pulling and bracing tubes (7), double-cone half grooves (9) are formed in the side surfaces of the fixing seats (8), the double-cone half grooves (9) correspond to the double-cone connecting columns (5), the double-cone half grooves (9) are in movable contact with the double-cone connecting columns (5), conical steel structure tube grooves (10) are formed in the upper ends and the lower ends of the double-cone half grooves (9), the size of each conical steel structure tube groove (10) corresponds to the size of each steel structure tube (4) and the size of each bottom tube (2), each conical steel structure tube groove (10) is in movable contact with each steel structure tube (4) and each bottom tube (2), a plurality of fixing columns (11) are installed at two ends of the side surfaces of the fixing seats at two ends of one pulling and bracing tube (7), the fixing columns (11) are uniformly distributed on the side surfaces of the fixing seats (8), the fixing columns (11) are located on two sides of the double-cone semi-circular grooves (9), one end of the outer side surface of each fixing column (11) is provided with a bolt circular hole (12), the side surface of the fixing seat (8) at two ends of the other pulling and supporting pipe (7) is provided with a fixing circular hole (13), the fixing circular holes (13) correspond to the fixing columns (11) one by one, the fixing circular holes (13) are movably connected with the fixing columns (11), the upper surface of the fixing seat (8) at two ends of the other pulling and supporting pipe (7) is provided with a telescopic groove (14), two magnet grooves (15) are formed in two ends of the inner lower surface of the telescopic groove (14), a first powerful magnet (16) is installed in the magnet groove (15), a telescopic base (17) is installed in the telescopic groove (14), two second powerful magnets (18) are installed at two ends of the lower surface of the telescopic base (17), flexible base (17) and flexible recess (14) swing joint, flexible handle (19) are installed to flexible base (17) top, two flexible posts (20) are installed to flexible base (17) lower surface both sides, install a plurality of L type bolts (21) on flexible post (20).
2. The steel structure support according to claim 1, characterized in that spring grooves (22) are formed in the side surface of the conical steel structure pipe groove (10), compression springs (23) are installed in the spring grooves (22), a fixed bottom plate (24) is installed at the upper ends of the compression springs (23), arc conical limiting plates (25) are installed on the fixed bottom plate (24), and wear-resistant rubber pads (26) are installed on the arc conical limiting plates (25).
3. A steel structural support according to claim 1, wherein said telescopic column (20) is located at one side of said fixing circular hole (13), said telescopic groove (14) is communicated with said fixing circular hole (13), and said L-shaped bolt (21) is movably connected with said bolt circular hole (12).
4. A steel structural support according to claim 1, wherein said first (16) and second (18) strong magnets attract each other.
5. A steel structural support according to claim 1, wherein one end of the fixing cylinder (6) is conical.
6. A steel structural support according to claim 1, wherein the groups of stay tubes (7) between the groups of steel structural tubes (4) are distributed across.
7. A steel structural support according to claim 2, wherein said arc-tapered limiting plate (25) is in movable contact with the steel structural pipe (4) and the bottom pipe (2) through a wear-resistant rubber pad (26).
8. A steel structural support according to claim 1, wherein said bottom tube (2) and steel structural tube (4) are made of thick-walled seamless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910998373.5A CN110836002B (en) | 2019-10-21 | 2019-10-21 | Steel structure support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910998373.5A CN110836002B (en) | 2019-10-21 | 2019-10-21 | Steel structure support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110836002A CN110836002A (en) | 2020-02-25 |
| CN110836002B true CN110836002B (en) | 2021-08-03 |
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ID=69575449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910998373.5A Active CN110836002B (en) | 2019-10-21 | 2019-10-21 | Steel structure support |
Country Status (1)
| Country | Link |
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| CN (1) | CN110836002B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2047976A (en) * | 1931-11-10 | 1936-07-21 | Hugh C Lord | Joint |
| FR2661208B1 (en) * | 1990-04-23 | 1992-07-03 | Arnault Francis | KEY CONNECTOR FOR SCAFFOLDING. |
| CN2523855Y (en) * | 2001-05-18 | 2002-12-04 | 葛择瑶 | Anti-folding butt-jointed buckles |
| KR100593870B1 (en) * | 2004-06-30 | 2006-06-30 | 주식회사 일호 | Scaffolding Clamps |
| JP4563238B2 (en) * | 2005-03-31 | 2010-10-13 | ニチアス株式会社 | Pipe heating sheath |
| JP5135276B2 (en) * | 2009-04-13 | 2013-02-06 | 平和技研株式会社 | Pipe connection mechanism |
| KR200463059Y1 (en) * | 2010-11-02 | 2012-10-16 | 박영식 | The fixing tool for support pipe of mold |
| CN202882392U (en) * | 2012-11-14 | 2013-04-17 | 胡志国 | New wedge-type butt jointed metal fasteners without screw |
-
2019
- 2019-10-21 CN CN201910998373.5A patent/CN110836002B/en active Active
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| CN110836002A (en) | 2020-02-25 |
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Inventor after: Yang Hongbo Inventor after: Wang Zhongwei Inventor after: Wang Xingbin Inventor after: Chen Shiguang Inventor after: Li Wuxing Inventor after: Wang Chuanwei Inventor after: Xu Hongxiang Inventor after: Liu Wei Inventor after: Wang Tong Inventor before: Chen Shiguang Inventor before: Li Wuxing Inventor before: Wang Chuanwei Inventor before: Xu Hongxiang Inventor before: Liu Wei Inventor before: Wang Tong |
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Address after: 100071 Nord tower 1, 128 South Fourth Ring Road West, Fengtai District, Beijing. Patentee after: China Railway Construction Engineering Group Patentee after: China Railway Construction Group No.2 Construction Co.,Ltd. Address before: 100000 Nord tower 1, 128 South Fourth Ring Road West, Fengtai District, Beijing. Patentee before: China Railway Construction Engineering Group Patentee before: CHINA RAILWAY CONSTRUCTION ENGINEERING GROUP SHANDONG Co.,Ltd. |