CN113605601A - Trapezoidal steel pipe column and splicing structure and method thereof - Google Patents
Trapezoidal steel pipe column and splicing structure and method thereof Download PDFInfo
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- CN113605601A CN113605601A CN202111089386.4A CN202111089386A CN113605601A CN 113605601 A CN113605601 A CN 113605601A CN 202111089386 A CN202111089386 A CN 202111089386A CN 113605601 A CN113605601 A CN 113605601A
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- pipe column
- steel pipe
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts 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
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/29—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures
- E04C3/293—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces built-up from parts of different material, i.e. composite structures the materials being steel and concrete
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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
- E04G21/14—Conveying or assembling building elements
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
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- Composite Materials (AREA)
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- Joining Of Building Structures In Genera (AREA)
Abstract
The invention relates to the technical field of machinery, in particular to a trapezoidal steel pipe column and a splicing structure and a splicing method thereof, wherein the steel pipe column is provided with two parallel side edges and two inclined side edges, saw-tooth grooves are formed in the two parallel side edges, plain end grooves are formed in the two inclined side edges, a corrugated array is arranged in the plain end grooves, connecting hole groups are arranged at two end parts of the steel pipe column, bolts or steel bars pass through a cross beam, the cross beam is arranged at two sides of the steel pipe column, and a multi-layer splicing mechanism is arranged at least one end part of the steel pipe column so that a plurality of steel pipe columns can be spliced along the length direction of the steel pipe column; the multilayer splicing mechanism comprises channel steel arranged on the side edge of the steel pipe column, and a plurality of rib holes C for steel bars to pass through are formed in the side wings of the channel steel, so that the steel bars passing through the rib holes C can form a steel bar cage to realize the pouring of a beam.
Description
Technical Field
The invention relates to the technical field of machinery, in particular to a trapezoidal steel pipe column and a splicing structure and method thereof.
Background
The traditional steel pipe column is mostly in a cylindrical or square structure, the steel pipe column is mostly suitable for common buildings, and for special-shaped buildings, the round or square steel pipe column is not suitable for the special-shaped buildings. In the above-mentioned special-shaped building, a steel pipe column with a trapezoid shape or other shapes is usually applied, however, the trapezoid steel pipe column structure has many disadvantages in terms of assembly and stability due to its special shape and different ladder angles.
Therefore, how to design a trapezoidal steel pipe column to meet the requirements of the special-shaped buildings and a splicing structure and a splicing method thereof are problems to be solved at present.
Disclosure of Invention
In order to solve the problems, the invention provides a trapezoidal steel pipe column and a splicing structure and method thereof, which have the advantages of stronger stability, convenience in positioning and splicing and adaptability to different application environments.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention provides a trapezoidal steel pipe column which is formed by hollow cylinders with trapezoidal sections and comprises a steel pipe column, wherein the steel pipe column comprises two parallel side edges and inclined side edges, sawtooth grooves are formed in the two parallel side edges, flat-mouth grooves are formed in the two inclined side edges, a corrugated array is arranged in each flat-mouth groove, and connecting hole groups are arranged at the two end parts of the steel pipe column and are used for bolts or steel bars to penetrate through.
The second aspect of the present invention provides a splicing structure, which is suitable for the above trapezoidal steel pipe column, and includes:
the cross beams are arranged on two sides of the steel pipe column and can be used for stably supporting at least one steel pipe column;
the multi-layer splicing mechanism is arranged at least one end part of the steel pipe column so that the steel pipe columns can be spliced along the length direction of the steel pipe columns;
the multilayer splicing mechanism comprises channel steel arranged on the side edge of the steel pipe column, and a plurality of rib holes C allowing reinforcing steel bars to pass through are formed in the side wings of the channel steel, so that reinforcing steel bars passing through the rib holes C can form a reinforcing steel bar cage, and a beam is poured.
Preferably, the crossbeam is provided with an anti-tilting device, the anti-tilting device comprises a base, a screw rod, a fixed plate and a limit nut matched with the screw rod, the base is assembled in a base mounting groove formed in the crossbeam, one end of the screw rod penetrates through the base and is rotatably connected with the fixed plate, the screw rod part between the fixed plate and the base is sleeved with the limit nut, and the fixed plate is tightly attached to and pressed against the side edge of the steel pipe column in a working state.
Preferably, an Contraband-type pressing block is arranged between the cross beam and the steel pipe column, two side edges of the Contraband-type pressing block penetrate through a strip-shaped groove formed in the cross beam, the pressing block can move along the length direction of the strip-shaped groove in a non-working state, and the strip-shaped groove is arranged in a non-continuous state.
Preferably, the crossbeam is the H type, and the muscle hole A that supplies the reinforcing bar to pass is seted up at both ends, muscle hole A can be used to assembling of many crossbeams or alternate horizontal muscle in order to realize consolidating the crossbeam.
Preferably, the contact part of the pressing block and the steel pipe column is corrugated and/or irregular multi-convex, and is used for enhancing the friction force between the pressing block and the steel pipe column.
Preferably, the channel steel protrudes out of the end face of the steel pipe column, so that the steel pipe column can be positioned in an area defined by the channel steels.
Preferably, the side of Contraband type compact heap is equipped with muscle hole B, vertical bar has been alternate in the muscle hole B, can assemble with the steel reinforcement cage under the one end bending state of vertical bar, can realize under the vertical state with the high steel pipe column of adjacent layer be connected the reinforcement.
Preferably, the Contraband type compact heap's side is equipped with muscle hole B, passes through bolted connection between the upper and lower muscle hole B.
The third aspect of the present invention provides a splicing method, including:
horizontally placing at least one steel pipe column;
the beam is arranged at the sawtooth groove, so that the pressing block assembled on the beam moves to the sawtooth groove through the strip-shaped groove and is tightly matched and pressed with the sawtooth groove;
one end of a screw rod penetrates through the cross beam, the base is assembled in the base mounting groove, the screw rod can be fixed through a rib hole B by adopting a screw, the mounting of the cross beam and the further pressing of the pressing block on the steel pipe column are completed, the position of the screw rod is adjusted, so that the fixing plate is positioned in the flat groove, a limiting nut is screwed, and the inclination releasing operation of the steel pipe column is completed;
at least one trapezoidal steel pipe column is hoisted to the position right above the steel pipe column below through a crane, so that the bottom of the steel pipe column above enters the area of the channel steel surrounding city at the top of the steel pipe column below, splicing is completed, and concrete is poured to form a beam.
The technical scheme of the invention has the following beneficial technical effects:
the requirements of special-shaped buildings are met, the splicing and supporting difficulties of the trapezoidal steel pipe columns are high in stability, the positioning and splicing are convenient, and the special-shaped steel pipe column splicing device is suitable for different application environments.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
FIG. 2 is a schematic view of a structure according to the present invention;
FIG. 3 is a partial assembly view of the present invention;
FIG. 4 is a schematic structural view of a beam and a compression block of the present invention;
FIG. 5 is a schematic view of an installation structure of the lead screw and the fixing plate according to the present invention;
FIG. 6 is a schematic structural diagram of another embodiment of the present invention;
FIG. 7 is a schematic view of a trapezoidal steel pipe column according to a view angle of the present invention;
FIG. 8 is an enlarged view of portion A of FIG. 7 according to the present invention;
fig. 9 is a schematic perspective view of a trapezoidal steel pipe column according to the present invention.
Reference numerals:
1. steel pipe columns; 2. a cross beam; 3. a strip-shaped groove; 4. a compression block; 5. a base; 6. a screw rod; 7. a fixing plate; 8. channel steel; 9. a reinforcement cage; 10. a rib hole A; 11. a rib hole B; 12. a rib hole C; 13. a base mounting groove; 14. a limit nut; 15. an ear; 16. transverse ribs; 17. erecting ribs; 18. connecting the hole groups; 19. a sawtooth groove; 20. a corrugated array; 21. a flat-mouth groove.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 7-9, the trapezoidal steel pipe column provided by the present invention is a steel pipe column composed of hollow cylinders with trapezoidal cross sections, the steel pipe column 1 includes two parallel sides and inclined sides, the two parallel sides are provided with sawtooth grooves 19, the two inclined sides are provided with flat grooves 20, the flat grooves are provided with corrugated arrays, and two ends of the steel pipe column are provided with connecting hole sets for bolts or steel bars to pass through.
As shown in fig. 1 to 6, in the trapezoidal steel pipe column splicing structure provided by the invention, the beams 2 are respectively arranged on two sides of the parallel surface of the trapezoidal steel pipe column 1, the steel pipe column 1 is supported by clamping the two beams 2, and particularly, a plurality of steel pipe columns 1 can be parallel to and stably supported between the two beams 2.
Because under normal operating condition, crossbeam 2 probably is in unsettled state, consequently, under the action of gravity, has the centre gripping not hard up, and the problem of landing appears.
Therefore, in the present application, the pressing block 4 is disposed between the two parallel surface contact portions of the cross beam 2 and the steel pipe column 1, and the contact portion of the pressing block 4 and the steel pipe column 1 is provided with the anti-slip structure, which is designed in the embodiment of the present application by designing the structure of the contact surface of the pressing block 4 and the steel pipe column to increase the friction force, the contact portion of the pressing block 4 and the steel pipe column 1 is corrugated and/or irregularly multi-convex, and the purpose of the anti-slip structure is to match with the serrated groove 19 on the steel pipe column 1, so that the corrugated or convex structure is embedded into the serrated groove 19 to realize further compression, further prevent the pressing block 4 from moving in the vertical direction, and further play a certain role in positioning the cross beam. However, a non-slip mat may be provided between the press block 4 and the steel pipe column 1.
The beam 2 is provided with a strip-shaped groove 3, the pressing block 4 is Contraband-shaped, two side edges penetrate through the strip-shaped groove 3, and the pressing block 4 can move along the length direction of the strip-shaped groove 3 in a non-working state.
Since the steel pipe column 1 is provided between the two cross members 2, the steel pipe column 1 may be inclined as well.
Therefore, in an embodiment of the present invention, the two beams 2 are provided with the anti-tilting device, the anti-tilting device includes a base 5, a screw rod 6, a fixing plate 7 and a limit nut 14 adapted to the screw rod 6, the base 5 is provided with a base mounting groove 13 formed on the beam 2, one end of the screw rod 6 passes through the base 5 and is rotatably connected with the fixing plate 7, in this embodiment, the fixing plate 7 is provided with an ear 15 at an end of the screw rod 6, the fixing plate 7 is connected by a pin shaft, the fixing plate 7 is rotatably connected with the fixing plate 7 in a non-working state, the limit nut 14 is sleeved on the screw rod 6 between the fixing plate 7 and the base 5, and in a working state, the fixing plate 7 is tightly attached to and pressed against the side edge of the steel pipe column 1.
Make the terminal surface of fixed plate 7 and the inclined plane of trapezoidal steel-pipe column 1 carry out parallel laminating through promoting lead screw 6, twist stop nut 4 for under the extrusion of screw thread, fixed plate 7 and the inseparable laminating of steel-pipe column 1 compress tightly, have reached the effect of preventing inclining.
Because the fixing plate 7 that adopts can appear the possibility of downward sloping under the effect of gravity, consequently, set up flat mouthful of groove 21 on steel-pipe column 1, the lower terminal surface of flat mouthful of groove 21 contacts with the lower terminal surface of fixing plate 7 so as to form the support to fixing plate 7, prevents effectively that it from because of the slope of gravity tenesmus. A corrugated matrix is arranged in the flat groove 21 to enhance the degree of extrusion force between the fixed plate 7 and the steel pipe column 1.
When using the anti-tilting device, because the base needs to be used with base mounting groove 13 collocation, and if bar groove 3 is continuous state, then base mounting groove 13 will probably cause the destruction with bar groove 3 structure.
Therefore, in an embodiment of the present invention, the strip-shaped grooves 3 are arranged in a discontinuous state, and the base installation groove 13 is arranged between two adjacent strip-shaped grooves 3.
In another embodiment of the present invention, one strip groove 3 is provided, and is preferably located at the middle position of the beam 2, in this case, the pressing block 4 matched with the one strip groove is in a "T" shape, and in this embodiment, the strip groove 3 may be continuous.
It should be further noted that the base 5 is provided for the purpose and function of achieving the anti-tilt function of the anti-tilt mechanism for the trapezoidal steel pipe column 1, and also has the following functions:
be the H shape at base 5, and the equal trompil in both ends, can use the screw to be more fastened to being connected between base 5 and the crossbeam 2, under the extrusion force of 5 collocation screws of base, also can further make crossbeam 2 stronger to the centre gripping dynamics of steel-pipe column 1, consequently, the design of base 5's shape and structure in this application, its aim at still lies in strengthening the parallel plane centre gripping support to steel-pipe column 1.
In addition, the design of the structural shape of the base 5 in the application has the effect of enhancing the bearing strength of the cross beam 2.
According to the method, the transverse support and the vertical assembly of the plurality of steel pipe columns 1 can be realized, and in the vertical assembly, in one embodiment, a multi-layer splicing mechanism is designed and arranged at least one end part of each steel pipe column 1, so that the plurality of steel pipe columns 1 can be spliced along the length direction (vertical direction) of the steel pipe columns;
the multilayer splicing mechanism comprises channel steel 8 arranged on the side edge of the steel pipe column 1, and a plurality of reinforcement holes C12 allowing reinforcing steel bars to pass through are arranged on the side wings of the channel steel 8, so that the reinforcing steel bars passing through the reinforcement holes C12 can form a reinforcement cage 9, and a beam is poured.
The channel steel 8 protrudes out of the end face of the steel pipe column 1, so that the area enclosed by the channel steels 8 can realize the positioning of the steel pipe column 1.
In one embodiment, a rib hole B11 is formed in the side edge of the Contraband-type compression block 4, a vertical rib 17 is inserted into the rib hole B11, one end of the vertical rib 17 can be assembled with the reinforcement cage 9 in a bent state, and the connection and reinforcement between the vertical rib and the steel pipe column 1 with the height of the adjacent layer can be realized in a vertical state.
In the application, because the holding-down block 4 has the risk of falling in a high-altitude detachable manner, when the reinforcing steel bar is not inserted into the rib hole B11, the rib hole B can be connected with the side edge of the Contraband-type holding-down block 4 and the lower rib hole B through bolts to prevent falling (not shown in the attached drawings).
In the present application, the horizontal and vertical directions merely refer to the installation positions shown in the drawings of the present application, and are not an absolute limitation, for example, the steel pipe column may be installed in a horizontal direction.
The third aspect of the present invention provides a splicing method, including:
horizontally placing at least one steel pipe column; the specific number is determined according to the installation requirement.
The beam is arranged at the sawtooth groove, so that the pressing block assembled on the beam moves to the sawtooth groove through the strip-shaped groove and is tightly matched and pressed with the sawtooth groove;
one end of a screw rod penetrates through the cross beam, the base is assembled in the base mounting groove, the screw rod can be fixed through a rib hole B by adopting a screw, the mounting of the cross beam and the further pressing of the pressing block on the steel pipe column are completed, the position of the screw rod is adjusted, so that the fixing plate is positioned in the flat groove, a limiting nut is screwed, and the inclination releasing operation of the steel pipe column is completed;
hang at least one trapezoidal steel-pipe column through the loop wheel machine and move directly over the steel-pipe column to the below for the bottom that is located the top steel-pipe column gets into the channel-section steel in the besieged city region that is located the steel-pipe column top below, accomplish the concatenation, concreting becomes the roof beam, what should be noted here is, channel-section steel 8 also can trompil with the corresponding position of connecting punch combination 18, can be with the lower extreme connecting punch combination 18 that passes the reinforcing bar of lower floor's channel-section steel 8 also can the upper steel-pipe column or directly adopt the bolt fastening, can make 1 connection effect of steel-pipe column two-layer height about so better.
It should be noted that, when a special-shaped building with one floor height is completed, the installation of the upward floors is performed in the same manner.
The purpose of the connecting hole group 18 is two-fold:
firstly, can not adopt welded mode installation channel-section steel 8, adopt the bolt to install, the purpose is for convenient the dismantlement.
Secondly, reinforcing steel bars pass through the connecting hole group 18, and the formed reinforcing steel bar cage 9 is matched for use, namely the reinforcing steel bars passed through the connecting hole group 18 and a part used for forming the reinforcing steel bar cage 9 are jointly operated and poured into a beam, so that the steel pipe columns 1 in the same floor are stronger in stability, and the connecting control group can also pass through the steel pipe columns in the same floor (namely the same horizontal plane), and the structural association between the steel pipe columns in the same floor is realized; the second way is to thread the steel bar passing through the steel pipe column connecting hole group at the lower layer into the connecting hole group of the steel pipe column at the upper layer (since the upper and lower layers of steel pipe columns have the same structure, no further description is given here), and the purpose is to further stabilize the upper and lower layers of steel pipe columns, and at this time, the connecting hole group 18 is used for connecting the steel pipe column 1 with the upper and lower layers being high. Of course, the reinforcing steel bars passing through the upper and lower connecting hole groups 18 can be bent to be merged with the reinforcement cage 9 on the channel steel 8 to form a new reinforcement cage structure.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a trapezoidal steel-pipe column comprises trapezoidal hollow cylinder for the cross-section, its characterized in that, includes the steel-pipe column, the steel-pipe column including two parallel sides and slope side, be equipped with the sawtooth groove on two parallel sides, be equipped with the flat mouthful groove on two slope sides set up the ripple array in the flat mouthful groove, the both ends of steel-pipe column are equipped with the connection punch combination, supply bolt or reinforcing bar to pass.
2. A splicing structure adapted for use in the trapezoidal steel pipe column of claim 1, comprising:
the cross beams are arranged on two sides of the steel pipe column and can be used for stably supporting at least one steel pipe column;
the multi-layer splicing mechanism is arranged at least one end part of the steel pipe column so that the steel pipe columns can be spliced along the length direction of the steel pipe columns;
the multilayer splicing mechanism comprises channel steel arranged on the side edge of the steel pipe column, and a plurality of rib holes C allowing reinforcing steel bars to pass through are formed in the side wings of the channel steel, so that reinforcing steel bars passing through the rib holes C can form a reinforcing steel bar cage, and a beam is poured.
3. The splicing structure according to claim 2, wherein the cross beam is provided with an anti-tilting device, the anti-tilting device comprises a base, a screw rod, a fixing plate and a limit nut adapted to the screw rod, the base is assembled in a base installation groove formed in the cross beam, one end of the screw rod penetrates through the base and is rotatably connected with the fixing plate, the limit nut is sleeved on a screw rod part between the fixing plate and the base, and in a working state, the fixing plate is tightly attached to and pressed against the side edge of the steel pipe column.
4. The splicing structure according to claim 3, wherein Contraband-type pressing blocks are arranged between the cross beams and the steel pipe column, two side edges of each pressing block penetrate through strip-shaped grooves formed in the cross beams, the pressing blocks can move along the length direction of the strip-shaped grooves in a non-working state, and the strip-shaped grooves are arranged in a non-continuous state.
5. The splicing structure of claim 2, wherein the cross beams are H-shaped, and two end portions of the cross beams are provided with rib holes A for steel bars to pass through, and the rib holes A can be used for assembling multiple cross beams or inserting transverse ribs to reinforce the cross beams.
6. The splicing structure according to claim 4, wherein the contact part of the compression block and the steel pipe column is corrugated and/or irregularly multi-convex, and is used for enhancing the friction force between the compression block and the steel pipe column.
7. The splicing structure of claim 2, wherein the channel steel protrudes out of the end face of the steel pipe column, so that the steel pipe column can be positioned in an area defined by the channel steels.
8. The splicing structure of claim 4, wherein the Contraband-type compression block is provided with a rib hole B at the side, a vertical rib is inserted in the rib hole B, one end of the vertical rib can be assembled with a reinforcement cage in a bent state, and the connection and the reinforcement of the steel pipe column with the height of the adjacent layer can be realized in a vertical state.
9. The splicing structure of claim 4, wherein the Contraband-shaped pressing blocks are provided with rib holes B at the side edges, and the upper rib hole B and the lower rib hole B are connected through bolts.
10. A splicing method, comprising:
horizontally placing at least one steel pipe column;
the beam is arranged at the sawtooth groove, so that the pressing block assembled on the beam moves to the sawtooth groove through the strip-shaped groove and is tightly matched and pressed with the sawtooth groove;
one end of a screw rod penetrates through the cross beam, the base is assembled in the base mounting groove, the screw rod can be fixed through a rib hole B by adopting a screw, the mounting of the cross beam and the further pressing of the pressing block on the steel pipe column are completed, the position of the screw rod is adjusted, so that the fixing plate is positioned in the flat groove, a limiting nut is screwed, and the inclination releasing operation of the steel pipe column is completed;
at least one trapezoidal steel pipe column is hoisted to the position right above the steel pipe column below through a crane, so that the bottom of the steel pipe column above enters the area of the channel steel surrounding city at the top of the steel pipe column below, splicing is completed, and concrete is poured to form a beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089386.4A CN113605601B (en) | 2021-09-16 | 2021-09-16 | Splicing structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089386.4A CN113605601B (en) | 2021-09-16 | 2021-09-16 | Splicing structure and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113605601A true CN113605601A (en) | 2021-11-05 |
| CN113605601B CN113605601B (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111089386.4A Active CN113605601B (en) | 2021-09-16 | 2021-09-16 | Splicing structure and method |
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| Country | Link |
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| CN (1) | CN113605601B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2856094A1 (en) * | 2003-06-11 | 2004-12-17 | Jean Pierre Raymond Joly | Frame support pole for construction of e.g. signal support, has trapezoidal shaped profile having two returns creating opening and central pillar where prominent parts of bolts and threaded rods, water and electricity conduits are placed |
| CN206753052U (en) * | 2017-03-15 | 2017-12-15 | 龙泉市永达建设工程有限公司 | A kind of civil engineering building template link |
| CN110924590A (en) * | 2019-12-06 | 2020-03-27 | 中国矿业大学 | Corrugated steel pipe concrete column |
| CN211285981U (en) * | 2019-10-24 | 2020-08-18 | 四川雅新钢结构工程有限公司 | Novel steel structure connecting mechanism |
| CN113136943A (en) * | 2021-04-14 | 2021-07-20 | 清华大学 | Connecting joint of concrete filled steel tubular column and concrete beam |
-
2021
- 2021-09-16 CN CN202111089386.4A patent/CN113605601B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2856094A1 (en) * | 2003-06-11 | 2004-12-17 | Jean Pierre Raymond Joly | Frame support pole for construction of e.g. signal support, has trapezoidal shaped profile having two returns creating opening and central pillar where prominent parts of bolts and threaded rods, water and electricity conduits are placed |
| CN206753052U (en) * | 2017-03-15 | 2017-12-15 | 龙泉市永达建设工程有限公司 | A kind of civil engineering building template link |
| CN211285981U (en) * | 2019-10-24 | 2020-08-18 | 四川雅新钢结构工程有限公司 | Novel steel structure connecting mechanism |
| CN110924590A (en) * | 2019-12-06 | 2020-03-27 | 中国矿业大学 | Corrugated steel pipe concrete column |
| CN113136943A (en) * | 2021-04-14 | 2021-07-20 | 清华大学 | Connecting joint of concrete filled steel tubular column and concrete beam |
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| Publication number | Publication date |
|---|---|
| CN113605601B (en) | 2022-10-14 |
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