CN217631222U

CN217631222U - High formwork structure of part bracing of encorbelmenting

Info

Publication number: CN217631222U
Application number: CN202221689886.1U
Authority: CN
Inventors: 黄卿; 许晓明; 张宏伟; 万崔星
Original assignee: Suzhou Erjian Construction Group Co ltd; Zhongyifeng Construction Group Co Ltd
Current assignee: Suzhou Erjian Construction Group Co ltd; Zhongyifeng Construction Group Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-21
Anticipated expiration: 2032-06-30

Abstract

The utility model relates to a position bracing's that encorbelments height formwork structure, detain the support body, encorbelment support pole setting and horizontal member including the dish, the dish is detained the support body both ends and is had first structure roof beam and second structure roof beam to the connection respectively, encorbelment support pole setting both ends respectively with first structure roof beam, third structure roof beam butt, the dish is detained the support body and is passed through steel pipe fixed connection with horizontal member, the one end setting of horizontal member is in a cline to with encorbelment support pole setting fixed connection. The high formwork structure of the cantilever part inclined strut has the advantages of improving safety and economic benefits, facilitating the cantilever support of the cross-layer inclined strut, expanding the application range, improving operability, saving construction period, reducing cost and the like.

Description

High formwork structure of part bracing of encorbelmenting

Technical Field

The utility model relates to a high formwork structure technical field, especially a high formwork structure of position bracing of encorbelmenting.

Background

The high formwork erecting technology is a concrete formwork supporting engineering technology with the height exceeding 8 meters, is erected mainly in the form of a disc buckle type scaffold and a common steel pipe scaffold at present, utilizes fasteners and the like to connect rod pieces in all directions to form a complete stress system, and has the advantages of large bearing capacity, convenience in disassembly, convenience in processing, reusability and the like. The high formwork technology provides great convenience for the construction of high-rise high-span buildings, but has a plurality of defects, such as easy loss of fasteners, and the quality problem of the fasteners can cause the reduction of the integral bearing capacity of the frame body due to the adoption of steel pipe fasteners for horizontal connection among the frame bodies, thereby causing the instability of the frame body; in addition, the upright stanchion of the frame body is generally arranged in the vertical direction, so that the instability is easy to occur once the upright stanchion is inclined, and great potential safety hazards are caused. In actual engineering, the condition that the structure of the outer vertical surface of a building retracts frequently occurs, when the overhanging length of the upper layer is large, the formwork supporting engineering of the part is difficult to construct, the erection of a frame body is relatively complex, and the stability condition of a rod piece is difficult to calculate.

Therefore, a high formwork structure with inclined struts at overhanging parts is developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is in order to overcome prior art not enough and provide a position bracing's that encorbelments high formwork structure, has improvement security and economic benefits, and the cross-layer bracing of being convenient for encorbelments the support, enlarges application range, improves the operability, practices thrift the time limit for a project, advantages such as reduce cost.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a high formwork structure of position bracing of encorbelmenting, detains the support body, encorbelment support pole setting and horizontal member including the dish, the dish is detained the support body both ends and is had first structure roof beam and second structure roof beam to have been supported respectively, perhaps the dish is detained the support body both ends and is had second structure roof beam and third structure roof beam to have been supported respectively, first structure roof beam second structure roof beam with third structure roof beam top-down parallel arrangement, the dish detains the support body with horizontal member passes through steel pipe fixed connection, the one end setting of horizontal member is in a slope, and with encorbelment support pole setting fixed connection, the both ends of encorbelmenting the support pole setting respectively with first structure roof beam third structure roof beam fixed connection.

Preferably, the dish is buckled formula support body and is included first pole setting, second pole setting and the top that connects gradually from bottom to top and hold in the palm, adjacent two connect through oblique connecting rod, horizontal connecting rod dish knot respectively between the first pole setting, adjacent two connect through oblique connecting rod, horizontal connecting rod dish knot respectively between the second pole setting, the length of first pole setting is less than the length of second pole setting.

Preferably, the horizontal rod piece comprises a first group of cross rods and a second group of cross rods, the first group of cross rods and the second group of cross rods are arranged in a staggered mode from top to bottom and are respectively fixedly connected to the third vertical rod through steel pipes, and one ends of the first group of cross rods and one ends of the second group of cross rods are respectively fixedly connected to the cantilever supporting vertical rod.

Preferably, the horizontal rod piece further comprises a third group of cross rods, and the third group of cross rods are arranged at the top ends of the first group of cross rods and are fixedly connected with the third vertical rods.

Preferably, the third set of cross bars is disposed inside a bottom end cross beam of the first structural beam.

Preferably, the support pole setting of encorbelmenting includes first oblique pole setting, the oblique pole setting of second and the oblique pole setting of third, the oblique pole setting of second with the bottom of the oblique pole setting of third respectively with the top butt of third structure roof beam to the top respectively with the bottom butt of first structure roof beam, the bottom of first oblique pole setting with third structure roof beam butt to the top is connected to the standpipe, first oblique pole setting the oblique pole setting of second third respectively with first horizontal pole fixed connection of group, and respectively with horizontal pole fixed connection is organized to the second.

Preferably, the top of top support is equipped with the U-shaped structure, first structure roof beam passes through girder and U-shaped structure butt.

Preferably, the shortest distance between two adjacent first vertical rods is less than or equal to 900mm.

Preferably, the shortest distance between the first set of cross bars and the second set of cross bars is less than or equal to 800mm.

Preferably, the lengths of the first inclined upright rod, the second inclined upright rod and the third inclined upright rod are greater than 8m.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. encorbelment the high formwork structure of position bracing, encorbelment through the bracing and support the mode of pole setting to one deck down, solved originally the problem that vertical direction is difficult to set up the support member, also greatly increased security and economic benefits.

2. Structural stability has been guaranteed through the detailed calculation adjustment, has reduced the safety risk, has guaranteed construction safety, and this construction is according to calculating nimble adjustment pole setting diameter isoparametric, adapts to the construction environment and changes.

3. The technology is an important supplement on the traditional high formwork supporting technology, can be used under the condition that other vertical rods are difficult to support in the vertical direction, can be flexibly adjusted in technology, is safe and stable, has strong operability, can play a role in saving the construction period and reducing the cost, and researches an effective scheme for calculating the stability of the diagonal bracing member.

Drawings

Figure 1 is the utility model discloses a structural schematic of the high formwork structure of position bracing of encorbelmenting.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the attached figure 1, a high formwork structure of a cantilever part inclined strut comprises a disc buckle type frame body 1, a cantilever support upright rod 2 and a horizontal rod piece 3, wherein the cantilever support upright rod 2 spans a multi-layer structural beam, and the disc buckle type frame body 1, the horizontal rod piece 3 and the cantilever support upright rod 2 are fixedly connected in sequence.

The position of encorbelmenting and inboard position have adopted two kinds of different modes of setting up respectively, and the inboard adopts the dish to detain formula support body 1, and the position of encorbelmenting adopts ordinary steel pipe fastener support body, receives the structure length of encorbelmenting and stable restriction of pole setting, and the support pole setting 2 of encorbelmenting needs the slope to arrange on the next floor of adjacent layer. The cantilever supporting upright rod 2 is connected with the horizontal rod piece 3 through double fasteners, so that the anti-sliding capacity of the connecting part is improved. Horizontal member 3 stretches into the structure roof beam inboard at least, connects inboard dish knot formula support body 1 and the position support body of encorbelmenting through horizontal member 3 to increase two fastener quantity, further strengthen encorbelmenting and support being connected of pole setting 2 and horizontal member 3, improve the stability of the support pole setting 2 of encorbelmenting.

Coiling buckle formula support body 1 passes through steel pipe 35 fixed connection with horizontal rod piece 3, and the one end setting of horizontal rod piece 3 is in an inclined plane, horizontal rod piece 3 with encorbelment support pole setting 2 fixed connection, the both ends of encorbelmenting support pole setting 2 respectively with first structure roof beam 41, third structure roof beam 43 fixed connection.

The coiling buckle type frame body 1 comprises a first vertical rod 12, a second vertical rod 11 and a top support 13 which are sequentially connected from bottom to top, wherein the length of the first vertical rod 12 is smaller than that of the second vertical rod 11. The two ends of the disk buckling type frame body 1 on the second layer are respectively abutted with a first structural beam 41 and a second structural beam 42, the two ends of the disk buckling type frame body 1 on the first layer are respectively abutted with a second structural beam 42 and a third structural beam 43, and the first structural beam 41, the second structural beam 42 and the third structural beam 43 are arranged in parallel from top to bottom. The top end of the top support 13 is provided with a U-shaped structure, and the first structural beam 41 is abutted with the U-shaped structure through the main beam 50.

In order to improve the structural strength. The shortest distance between two adjacent first vertical rods 12 is less than or equal to 900mm. The bottom of two adjacent first pole settings 12 is buckled through 14 dishes of horizontal connecting rod and is connected, and first pole setting 12 is buckled through 15 dishes of oblique connecting rod with the 11 bottoms of adjacent second pole settings simultaneously, and the bottom of two adjacent second pole settings 11 is buckled through 14 dishes of horizontal connecting rod and is connected, and the bottom of a second pole setting 11 is buckled through 15 dishes of oblique connecting rod with the top of a second pole setting 11 simultaneously and is connected, and in the drawing, horizontal connecting rod 14 constitutes the rhombus structure with oblique connecting rod 15, improves structural strength and stability.

The horizontal rod 3 comprises a first set of cross bars 31, a second set of cross bars 32 and a third set of cross bars 33, wherein the first set of cross bars 31 and the second set of cross bars 32 are arranged in a staggered manner from top to bottom. In the drawings, the four corners of the first set of cross bars 31 form a trapezoidal structure, and the four corners of the second set of cross bars 32 also form a trapezoidal structure. The inclined plane end of the trapezoidal structure is connected with the overhanging support upright rod 2. The first group of cross bars 31 and the second group of cross bars 32 are respectively and fixedly connected with the third vertical rod 16 through steel pipes 35. The third group of cross bars 33 are arranged at the top end of the first group of cross bars 31, and one ends of the first group of cross bars 31 and the second group of cross bars 32 are respectively and fixedly connected to the overhanging support upright rod 2. The third set of crossbars 33 is arranged inside the bottom end beams of the first structural beams 41. The third set of crossbars 33 is fixedly connected to the third uprights 16. The shortest distance between the first group of transverse rods 31 and the second group of transverse rods 32 is less than or equal to 800mm. The inclination angle of the cantilever support upright rod 2 is reduced.

The cantilever support upright 2 comprises a first inclined upright 21, a second inclined upright 22 and a third inclined upright 23. The bottom of second oblique pole 22 and third oblique pole 23 respectively with the top butt of third structure roof beam 43, the top of second oblique pole 22 and third oblique pole 23 respectively with the bottom butt of first structure roof beam 41, the bottom and the third structure roof beam 43 butt of first oblique pole 21, first oblique pole 21 top is connected to the standpipe, first oblique pole 21, second oblique pole 22, third oblique pole 23 respectively with first group's horizontal pole 31 fixed connection, first oblique pole 21, second oblique pole 22, third oblique pole 23 respectively with second group's horizontal pole 32 fixed connection.

The overhanging supporting upright rods 2 are connected in a cross-layer mode, and the lengths of the first inclined upright rod 21, the second inclined upright rod 22 and the third inclined upright rod 23 are larger than 8m.

When the cantilever support vertical rods 2 are inclined, additional bending moment can be generated under the action of upper load, and at the moment, the rods are made of steel pipes and are hollow, so that the rods are difficult to keep stable under the action of the additional bending moment, and the load born by each rod is reduced by adjusting the distance between the cantilever support vertical rods 2; the cantilever support upright rod 2 is obliquely supported to the next floor to reduce the inclination degree of the lower floor, so that the magnitude of the additional bending moment is reduced; the bearing capacity of the rod piece is increased by using the rod piece with larger wall thickness; the calculated length of the overhanging support vertical rod 2 is reduced by reasonably designing the distance between the horizontal rods 3, so that the lateral stability of the overhanging support vertical rod 2 is ensured, and the bearing capacity of the overhanging support vertical rod 2 is improved; the anti-sliding capacity of the fasteners is improved by increasing the number of the double fasteners, and the joint connection bearing capacity is improved, so that the integral bearing capacity of the disc buckle type frame body 1 is improved; through the connection of the horizontal rod piece 3 and the inner side disc buckle type frame body 1, the overall stability of the frame body is improved.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a position bracing's that encorbelments high formwork structure which characterized in that: detain formula support body (1), encorbelment support pole setting (2) and horizontal rod spare (3) including the dish, the dish is detained formula support body (1) both ends and has been supported first structure roof beam (41) and second structure roof beam (42) respectively, perhaps the dish is detained formula support body (1) both ends and has been supported second structure roof beam (42) and third structure roof beam (43) respectively, first structure roof beam (41) second structure roof beam (42) with third structure roof beam (43) top-down parallel arrangement, the dish is detained formula support body (1) with horizontal rod spare (3) are through steel pipe (35) fixed connection, the one end of horizontal rod spare (3) sets up in an inclined plane, and with encorbelment support pole setting (2) fixed connection, the both ends of encorbelment support pole setting (2) respectively with first structure roof beam (41) third structure roof beam (43) fixed connection.

2. The high formwork structure of the cantilever part diagonal bracing according to claim 1, wherein the disc buckling type frame body (1) comprises a first vertical rod (12), a second vertical rod (11) and a top support (13) which are sequentially connected from bottom to top, the adjacent two first vertical rods (12) are respectively connected through an inclined connecting rod (15) and a horizontal connecting rod (14) in a disc buckling manner, the adjacent two second vertical rods (11) are respectively connected through an inclined connecting rod (15) and a horizontal connecting rod (14) in a disc buckling manner, and the length of the first vertical rods (12) is smaller than that of the second vertical rods (11).

3. The cantilever part diagonal bracing high formwork structure according to claim 1, wherein the horizontal rod member (3) comprises a first group of cross rods (31) and a second group of cross rods (32), the first group of cross rods (31) and the second group of cross rods (32) are staggered from top to bottom and are fixedly connected to a third upright (16) through steel pipes (35), and one ends of the first group of cross rods (31) and the second group of cross rods (32) are fixedly connected to the cantilever supporting upright (2).

4. The high formwork structure of overhanging part bracing according to claim 3, wherein the horizontal bar member (3) further comprises a third set of cross bars (33), the third set of cross bars (33) being disposed at the top end of the first set of cross bars (31) and being fixedly connected with the third upright (16).

5. The elevated formwork structure with cantilever bracing according to claim 4, wherein the third set of cross bars (33) is arranged inside the bottom end cross beam of the first structural beam (41).

6. The high formwork structure with cantilever part diagonal braces according to claim 3, wherein the cantilever support upright rod (2) comprises a first diagonal rod (21), a second diagonal rod (22) and a third diagonal rod (23), the bottom ends of the second diagonal rod (22) and the third diagonal rod (23) are respectively abutted with the top end of the third structural beam (43) and the top ends are respectively abutted with the bottom end of the first structural beam (41), the bottom end of the first diagonal rod (21) is abutted with the third structural beam (43) and the top ends are connected to the vertical tube, and the first diagonal rod (21), the second diagonal rod (22) and the third diagonal rod (23) are respectively fixedly connected with the first set of cross rods (31) and respectively fixedly connected with the second set of cross rods (32).

7. The high formwork structure of the cantilever part inclined strut according to claim 2, wherein the top end of the jacking (13) is provided with a U-shaped structure, and the first structural beam (41) is abutted to the U-shaped structure through a main beam (50).

8. The high formwork structure of the cantilever part diagonal bracing according to claim 2, wherein the shortest distance between two adjacent first vertical rods (12) is less than or equal to 900mm.

9. The cantilever site bracing's high formwork structure of claim 3, characterized in that, the shortest distance between the first set of horizontal pole (31) and the second set of horizontal pole (32) is less than or equal to 800mm.

10. The high formwork structure of overhanging part inclined strut according to claim 6, wherein the lengths of the first inclined upright rod (21), the second inclined upright rod (22) and the third inclined upright rod (23) are more than 8m.