阅读说明：本技术 一种组装桁架式楼层后浇带模板支撑体系及其方法 (Assembled truss type floor post-cast strip template supporting system and method thereof ) 是由 胡兆文 杨玉桐 林炳云 于 2020-06-06 设计创作，主要内容包括：一种组装桁架式楼层后浇带模板支撑体系及其方法,包括后浇带模板支撑体系、后浇带两侧满堂支撑体系两部分；后浇带部位模板支撑体系与后浇带两侧满堂支撑体系之间通过横向水平杆连接；所述后浇带模板支撑体系包括组装桁架式支撑系统、木方次楞二、后浇带模板；组装桁架由可调连杆、连接盘、套管拼装组合而成；组装桁架式支撑系统立柱底部设置垫木,垫木下部为下层楼板,立柱位于梁底,并且后浇带两侧立柱对称布置,后浇带两侧立柱通过承插式连杆连接,立柱为分段组合式,通过螺栓连接调整立柱高度,立柱顶部为U字形顶托,U字形顶托上部设置H型钢,H型钢上表面与模板一上表面在同一平面。(An assembled truss type floor post-cast strip template supporting system and a method thereof comprise a post-cast strip template supporting system and a full supporting system at two sides of a post-cast strip; the post-cast strip position template supporting system is connected with the full-space supporting systems on the two sides of the post-cast strip through a transverse horizontal rod; the post-cast strip template supporting system comprises an assembly truss type supporting system, a batten secondary ridge and a post-cast strip template; the assembled truss is formed by assembling and combining an adjustable connecting rod, a connecting disc and a sleeve; the bottom of the stand column of the assembled truss type supporting system is provided with a skid, the lower part of the skid is a lower floor slab, the stand column is positioned at the bottom of a beam, the stand columns on two sides of the post-cast strip are symmetrically arranged, the stand columns on two sides of the post-cast strip are connected through a socket type connecting rod, the stand columns are in a segmented combined type, the height of the stand column is adjusted through bolt connection, the top of the stand column is in a U-shaped jacking mode, the upper part of the U-shaped jacking mode is provided with H-shaped steel, and the.)

1. The assembled truss type floor post-cast strip template supporting system is characterized by comprising a post-cast strip template supporting system and two full supporting systems on two sides of a post-cast strip; the post-cast strip position template supporting system is connected with the full-space supporting systems on the two sides of the post-cast strip through a transverse horizontal rod;

the post-cast strip template supporting system comprises an assembly truss type supporting system, a batten secondary ridge and a post-cast strip template; the assembled truss type supporting system also comprises a linear jacking, a U-shaped jacking, an assembled truss and an upright post; the assembled truss is formed by assembling and combining an adjustable connecting rod, a connecting disc and a sleeve; the bottom of the stand column of the assembled truss type supporting system is provided with a skid, the lower part of the skid is a lower floor slab, the stand column is positioned at the bottom of a beam, the stand columns on two sides of the post-cast strip are symmetrically arranged, the stand columns on two sides of the post-cast strip are connected through a socket type connecting rod, the stand columns are in a segmented combined type, the height of the stand column is adjusted through bolt connection, the top of the stand column is in a U-shaped jacking mode, the upper part of the U-shaped jacking mode is provided with H-shaped steel, and the.

2. The assembled truss floor post-cast strip formwork support system of claim 1, wherein a connecting disc steel plate is arranged above the connecting disc, round holes are arranged on the connecting disc steel plate and the steel pipe according to modulus, a sleeve is arranged on the connecting disc steel plate, a tongue-and-groove is arranged on the connecting part of the sleeve and the steel plate, holes are arranged according to modulus between the sleeve and the steel plate, a pin shaft is arranged between the sleeve and the steel plate, round holes are arranged according to modulus between the adjustable connecting rods, and the connecting disc steel pipe part and the sleeve part are connected with the adjustable connecting rods through the pin.

3. The assembled truss floor post-cast strip formwork support system of claim 1, wherein the linear jacking further comprises a lead screw, the lead screw is positioned in the connecting disc steel pipe, a top plate is arranged on the lead screw, a fine adjustment nut is sleeved on the periphery of the lower part of the lead screw, and fine adjustment handles are arranged on two sides of the fine adjustment nut.

4. The assembled truss floor post-cast strip formwork support system of claim 1, wherein the trim nut is located on top of the connector disc steel tube.

5. The assembled truss floor post-cast strip formwork support system of claim 1, wherein the upper portion of the column is provided with a U-shaped top support, and the two sides of the upper portion of the column are provided with connecting plates, and the connecting plates are provided with holes according to modulus.

6. The assembled truss type floor post-cast strip formwork support system according to claim 1, wherein the post-cast strip two-side full-space support system comprises a first wood square secondary ridge, a steel pipe main ridge, a U-shaped top support, a buckle, a vertical rod, a longitudinal horizontal rod, a transverse horizontal rod, a skid and a formwork, and the post-cast strip two-side full-space support system and the post-cast strip formwork support system are connected through the transverse horizontal rod.

7. A construction method for assembling a truss type floor post-cast strip template supporting system is characterized in that,

1) firstly, building a post-cast strip part and post-cast strip part template support system, laying a skid at the bottom of a beam bottom upright post, assembling and combining the heights of the upright post according to the height from the beam bottom to a floor, arranging a U-shaped jacking at the top of the upright post, arranging H-shaped steel at the upper part of the U-shaped jacking, and enabling the upper flange of the H-shaped steel, a post-cast strip template and the upper surface of a template to be positioned on the same plane;

2) after the post-cast strip position template supporting system is erected, full-space supporting systems on two sides of a post-cast strip are erected, paddings are arranged at the bottom of a vertical rod, the vertical rod is connected with a longitudinal horizontal rod and a transverse horizontal rod through buckles, a U-shaped jacking is arranged at the top of the vertical rod, a steel pipe main ridge is laid on the upper portion of the U-shaped jacking, square and secondary ridges I are laid on two sides of the post-cast strip on the upper portion of the steel pipe main ridge, square and secondary ridges II are laid across the position of the post-cast strip, the upper portions of the square and secondary ridges I and the upper portions of the square and secondary ridges II are respectively a template I and a post-cast strip template I, wherein linear jacking devices are arranged on two sides of the post-cast strip and cut by the H-shaped steel position template I, the upper surface of the template I is ensured to be in the same plane with the linear jacking devices and the upper surfaces of the H-shaped steel;

3) after the formwork frame body is erected, concrete begins to be poured, concrete at the position of the post-cast strip is not poured temporarily, full support systems at two sides of the post-cast strip are removed after the concrete strength reaches the strength, a post-cast strip formwork at the position of the post-cast strip and a batten secondary rib are removed, and the post-cast strip formwork support system is reserved;

4) the method comprises the steps of preparing to perform post-cast strip concrete pouring when post-cast strip concrete pouring conditions are met, arranging a reinforcing horizontal rod and a reinforcing vertical rod at the bottom of a truss assembled on the bottom of a post-cast strip before building concrete, arranging the reinforcing vertical rods at the bottom of the post-cast strip and at two sides of a beam bottom, arranging a U-shaped top support at the top of each reinforcing vertical rod, arranging a steel pipe main rib on the upper portion of each U-shaped top support, enabling the steel pipe main rib to be parallel to the long side direction of the post-cast strip, laying a wood square secondary rib II on the upper portions of the steel pipe main ribs on two sides of the post-cast strip, laying a post-cast strip template on the upper portions of the wood square secondary ribs II, adjusting the height of the post-cast strip template through the U-shaped top supports, and removing a post.

Technical Field

The invention belongs to the field of building construction, and particularly relates to an assembled truss type floor post-cast strip formwork supporting system.

Background

The post-cast strip is a temporary construction joint which is reserved at a corresponding position for preventing a cast-in-place concrete structure from generating harmful cracks possibly caused by the problems of temperature, uneven shrinkage, settlement and the like in the building construction according to the design or construction specification requirements, and the concrete at the construction joint is poured after a period of time to connect the structure into a whole. The formwork support systems are independently erected according to the standard requirements, the frame body is connected with the surrounding formwork support systems when erected, the formwork support systems on the two sides can be detached after concrete pouring on the two sides of the post-cast strip is completed to reach certain strength, and the formwork support systems on the positions of the post-cast strip are separately reserved. Then the long-time retention of the template support system at the casting belt position inevitably causes material waste, thereby improving the construction cost. Therefore, a new formwork support system is urgently needed, the material consumption of the support system is reduced as much as possible under the condition that the construction requirements are met, and the post-cast strip formwork can be detached at any time along with the construction of the main structure, so that the formwork can be conveniently recycled, and the construction cost of the post-cast strip part is reduced.

Disclosure of Invention

The invention aims to provide an assembled truss type floor post-cast strip template supporting system and a method thereof, wherein beam plates on two sides of a post-cast strip after form removal do not have cracks or have height difference or irregularity of joints, so that the post-cast strip template supporting system and a floor slab template supporting system are separately erected, after floor slab concrete pouring is completed, the floor slab template supporting system can be dismantled after certain strength is achieved, a post-cast strip position template can be dismantled at a post-cast strip, and post-cast strip template supporting is reserved, so that the post-cast strip template can be repeatedly utilized, and the construction cost is saved.

The technical scheme adopted by the invention is as follows:

an assembled truss type floor post-cast strip template supporting system comprises a post-cast strip template supporting system and a full supporting system on two sides of a post-cast strip; the post-cast strip position template supporting system is connected with the full-space supporting systems on the two sides of the post-cast strip through a transverse horizontal rod.

The post-cast strip template supporting system comprises an assembly truss type supporting system, a batten secondary rib and a post-cast strip template. The assembled truss type supporting system comprises a linear jacking, a U-shaped jacking, an assembled truss and a stand column; the assembled truss is formed by assembling and combining an adjustable connecting rod, a connecting disc and a sleeve. The bottom of the stand column of the assembled truss type supporting system is provided with a skid, the lower portion of the skid is a lower floor slab, the stand column is located at the bottom of a beam, the stand columns on two sides of the post-cast strip are symmetrically arranged, the stand columns on two sides of the post-cast strip are connected through socket type connecting rods, the stand columns are in segmented combination type, the height of the stand columns is adjusted through bolt connection, the top of the stand column is in a U-shaped jacking mode, the upper portion of the U-shaped jacking mode is provided with H-shaped steel, and the upper surface of the H.

And a connecting disc steel plate is arranged above the connecting disc, round holes are formed in the connecting disc steel plate and the steel pipe part according to the modulus, a sleeve is arranged at the connecting part of the sleeve and the steel plate and is provided with a tongue and groove, holes are formed according to the modulus, the sleeve and the steel plate are connected through a pin shaft, round holes are formed in the adjustable connecting rod according to the modulus, and the connecting disc steel pipe part and the sleeve part are connected with the adjustable connecting rod through a pin shaft.

The linear jacking device further comprises a lead screw, the lead screw is located in the connecting disc steel pipe, a top plate is arranged on the lead screw, a fine adjustment nut is sleeved on the periphery of the lower portion of the lead screw, and fine adjustment handles are arranged on two sides of the fine adjustment nut.

The fine adjustment nut is positioned at the upper part of the connecting disc steel pipe.

The upper part of the upright post is provided with a U-shaped jacking, two sides of the upper part of the upright post are provided with connecting plates, and the connecting plates are provided with holes according to modulus.

The full hall support system in post-cast strip both sides includes that wooden square secondary is stupefied one, steel pipe owner stupefied, U font top holds in the palm, buckle, pole setting, vertical horizontal pole, horizontal pole, skid, template one constitute, and the full hall support system in post-cast strip both sides passes through horizontal pole with post-cast strip template support system and is connected.

A construction method for assembling a truss type floor post-cast strip template supporting system comprises the following steps:

firstly, a post-cast strip part template support system is erected, a skid is laid at the bottom of a beam bottom upright post, the height of the upright post is assembled and combined according to the height from the beam bottom to a floor slab, a U-shaped top support is arranged at the top of the upright post and used for finely adjusting the height of the upright post from the beam bottom, H-shaped steel is arranged at the upper part of the U-shaped top support, and the upper flange of the H-shaped steel, the post-cast strip template and the upper surface of a template are located on the same plane.

After the post-cast strip position formwork support system is erected, post-cast strip two-side full-space support systems are erected, skid is arranged at the bottom of a vertical rod, the vertical rod is connected with a longitudinal horizontal rod and a transverse horizontal rod through buckles, a U-shaped jacking is arranged at the top of the vertical rod, a steel pipe main rib is laid on the upper portion of the U-shaped jacking, wood square secondary ribs are laid on two sides of a post-cast strip on the upper portion of the steel pipe main rib, wood square secondary ribs are laid across the post-cast strip position, and a first wood square secondary rib and a second wood square secondary rib are laid on the upper portion of the first wood square secondary rib respectively to form a first formwork and a second post-cast strip formwork, wherein the two sides of the post-cast strip are provided with a linear jacking and cut with a first H-shaped steel position formwork, the upper surface of the first formwork and the upper surface of the H-shaped steel are in the same plane, and the post-cast strip two.

And after the formwork frame body is erected, concrete begins to be poured, concrete at the position of the post-cast strip is not poured temporarily, the full supporting systems at two sides of the post-cast strip are removed after the concrete strength reaches the strength, and the post-cast strip formwork at the position of the post-cast strip and the batten secondary ribs are removed, so that the materials can be recycled. And the post-cast strip template supporting system is reserved and used for resisting the deformation of the floor slab at the post-cast strip position and preventing the generation of cracks.

The method comprises the steps of preparing to perform post-cast strip concrete pouring when post-cast strip concrete pouring conditions are met, arranging a reinforcing horizontal rod and a reinforcing vertical rod at the bottom of a post-cast strip assembly truss before building concrete, arranging the reinforcing vertical rods at the bottom of the post-cast strip and at two sides of a beam bottom, arranging a U-shaped top support at the top of each reinforcing vertical rod, arranging a steel pipe main ridge at the upper part of the U-shaped top support, enabling the steel pipe main ridge to be parallel to the long side direction of the post-cast strip, laying a wood square secondary ridge II on the upper parts of the steel pipe main ridges at two sides of the post-cast strip, laying a post-cast strip template on the upper parts of the wood square secondary ridge II, adjusting the height of the post-cast strip template through the U-shaped top support, and ensuring that the post-cast. And after the concrete is poured, removing the post-cast strip template support system after the concrete reaches the strength, and completing the construction of the post-cast strip part.

The invention has the advantages that: the post-cast strip template support is an assembled structure and can be adjusted according to the size, the upright posts are mainly positioned at two sides of the beam bottom, excessive upright posts do not need to be erected at the post-cast strip part, the material consumption is saved, the construction operation space of the post-cast strip part is also ensured, and the construction of other processes is facilitated; on the other hand, the post-cast strip part template can be detached and used repeatedly, so that the material use efficiency is improved, and the material cost is saved to a great extent. The assembled truss part of the post-cast strip template support system is not limited to the form, and can be automatically adjusted according to different spans.

Drawings

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a cross-sectional view of the post-cast strip of the present invention.

Fig. 3 is an enlarged view of a portion of fig. 2 of the present invention.

FIG. 4 is a schematic illustration of post-cast strip concrete placement in accordance with the present invention.

Fig. 5 is a three-dimensional perspective view of the present invention.

Fig. 6 is an enlarged view of a portion of fig. 5 of the present invention.

FIG. 7 is a schematic view of a linear jacking structure of the present invention.

In the drawings:

1-floor slab, 2-batten secondary ridge I, 3-steel pipe main ridge, 4-I-shaped jacking, 5-U-shaped jacking, 6-assembled truss, 7-formwork I, 8-buckle, 9-upright post, 10-transverse horizontal rod, 11-longitudinal horizontal rod, 12-skid, 13-batten secondary ridge II, 14-post-pouring belt formwork, 15-reinforced horizontal rod, 16-reinforced upright post, 17-H steel, 18-socket connecting rod, 19-upright post, 20-connecting disc, 21-adjustable connecting rod, 22-pin shaft, 23-sleeve, 24-rabbet, 25-screw rod, 26-top plate, 27-fine adjustment nut and 28-fine adjustment handle.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Please refer to fig. 1 to 7. It should be noted that the drawings provided in the present embodiment are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

An assembled truss type floor post-cast strip template supporting system comprises a post-cast strip template supporting system and a full supporting system on two sides of a post-cast strip; the post-cast strip position template supporting system is connected with the full-space supporting systems on the two sides of the post-cast strip through a transverse horizontal rod 10.

The post-cast strip template supporting system comprises an assembly truss type supporting system, a batten secondary ridge 13 and a post-cast strip template. The assembled truss type supporting system comprises a straight jacking 4, a U-shaped jacking 5, an assembled truss 6 and an upright post 19; the assembled truss is formed by assembling and combining an adjustable connecting rod 21, a connecting disc 20 and a sleeve 23. The bottom of the upright post of the assembled truss type supporting system is provided with a skid 12, the lower part of the skid is a lower floor slab, the upright post is positioned at the bottom of a beam, the upright posts on two sides of the post-cast strip are symmetrically arranged, the upright posts on two sides of the post-cast strip are connected through a socket type connecting rod 18, the upright posts are in a segmented combined type, the height of the upright post is adjusted through bolt connection, the top of the upright post is in a U-shaped jacking mode, the upper part of the U-shaped jacking mode is provided with H-shaped steel, and the upper.

A connecting disc steel plate is arranged above the connecting disc, round holes are formed in the connecting disc steel plate and the steel pipe according to the modulus, a sleeve is arranged at the connecting part of the connecting disc steel plate, a rabbet 24 is formed in the connecting part of the sleeve 23 and the steel plate, holes are formed according to the modulus, the sleeve is connected with the steel plate through a pin shaft 22, a round hole is formed in the adjustable connecting rod according to the modulus, and the connecting disc steel pipe part and the sleeve part are connected with the adjustable connecting rod through.

The linear jacking device further comprises a lead screw 25, the lead screw is located in a connecting disc steel pipe, a top plate 26 is arranged on the lead screw, a fine adjustment nut 27 is sleeved on the periphery of the lower portion of the lead screw, and fine adjustment handles 28 are arranged on two sides of the fine adjustment nut.

The fine adjustment nut is positioned at the upper part of the connecting disc steel pipe.

The upper part of the upright post is provided with a U-shaped jacking, two sides of the upper part of the upright post are provided with connecting plates, and the connecting plates are provided with holes according to modulus.

The full-space supporting system on two sides of the post-cast strip comprises a wood square secondary ridge 2, a steel pipe main ridge 3, a U-shaped jacking 5, a buckle 8, a vertical rod 9, a longitudinal horizontal rod 11, a transverse horizontal rod 10, a skid 12 and a template 7, and the full-space supporting system on two sides of the post-cast strip is connected with the template supporting system of the post-cast strip through the transverse horizontal rod.

Wherein the socket connecting rod is the prior art.

The construction method comprises the following steps:

referring to the post-cast strip template supporting system in FIG. 6, firstly, the post-cast strip position template supporting system is erected, the bottom of a beam bottom upright is paved with a skid, the height of the upright is assembled and combined according to the height from the beam bottom to a floor slab, the top of the upright is provided with a U-shaped top support for finely adjusting the height of the upright from the beam bottom, the upper part of the U-shaped top support is provided with H-shaped steel, and the upper flange of the H-shaped steel, the post-cast strip template and the upper surface of the template are positioned on the same plane.

After the post-cast strip position formwork support system is erected, post-cast strip two-side full-space support systems are erected, skid is arranged at the bottom of a vertical rod, the vertical rod is connected with a longitudinal horizontal rod and a transverse horizontal rod through buckles, a U-shaped jacking is arranged at the top of the vertical rod, a steel pipe main rib is laid on the upper portion of the U-shaped jacking, wood square secondary ribs are laid on two sides of a post-cast strip on the upper portion of the steel pipe main rib, wood square secondary ribs are laid across the post-cast strip position, and a first wood square secondary rib and a second wood square secondary rib are laid on the upper portion of the first wood square secondary rib respectively to form a first formwork and a second post-cast strip formwork, wherein the two sides of the post-cast strip are provided with a linear jacking and cut with a first H-shaped steel position formwork, the upper surface of the first formwork and the upper surface of the H-shaped steel are in the same plane, and the post-cast strip two.

And after the formwork frame body is erected, concrete begins to be poured, concrete at the position of the post-cast strip is not poured temporarily, the full supporting systems at two sides of the post-cast strip are removed after the concrete strength reaches the strength, and the post-cast strip formwork at the position of the post-cast strip and the batten secondary ribs are removed, so that the materials can be recycled. And the post-cast strip template supporting system is reserved and used for resisting the deformation of the floor slab at the post-cast strip position and preventing the generation of cracks.

And preparing to perform post-cast strip concrete pouring when the post-cast strip concrete pouring conditions are met for a period of time, arranging a reinforcing horizontal rod and a reinforcing vertical rod at the bottom of the post-cast strip assembly truss before building concrete, wherein the reinforcing vertical rods are positioned at the bottom of the post-cast strip and at two sides of the bottom of a beam, the top of each reinforcing vertical rod is provided with a U-shaped top support, the upper part of each U-shaped top support is provided with a steel pipe main ridge, the steel pipe main ridges are parallel to the long side direction of the post-cast strip, wood square secondary ridges are laid on the upper parts of the steel pipe main ridges at two sides of the post-cast strip, a post-cast strip template is laid on the upper parts of the wood square secondary ridges, the height of the post-cast strip template is adjusted through the U-shaped top supports, the post-cast. And after the concrete is poured, removing the post-cast strip template support system after the concrete reaches the strength, and completing the construction of the post-cast strip part.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.