CN114046041B - Template reinforcing structure of bare concrete wall post-pouring strip and construction method thereof - Google Patents

Abstract

The template reinforcing structure comprises a post-cast strip pre-cast guide wall, a pre-cast side wall and a template system, wherein the template system comprises a panel structure, a fixed back edge, a back edge split bolt and a bottom adjusting and supporting device, the bottom adjusting and supporting device comprises a bracket assembly, a horizontal fastener, an elevation regulator, a fastening keel and a bracket split assembly, the elevation regulator is connected to the horizontal beam in an up-down adjustable manner, and the horizontal fastener can penetrate through the top end part of the vertical top column in an adjustable manner. The invention designs the integral template structure and the template reinforcing system matched with the integral template structure, ensures the flatness of the joint of the wall surface of the post-pouring zone, ensures that the joint of the horizontal Buddhist joint and the vertical Buddhist joint is free from dislocation, and effectively solves the problems of mold expansion, slurry flowing, wall surface pollution and the like of the post-pouring zone of the dry wall in the concrete pouring process.

Description

Template reinforcing structure of bare concrete wall post-pouring strip and construction method thereof

Technical Field

The invention belongs to the field of wall construction, and particularly relates to a formwork reinforcing structure of a post-cast strip of a bare concrete wall and a construction method thereof.

Background

In the construction process of the bare concrete building engineering, the quality control of the post-pouring belt of the outer wall is always a difficult point, the reinforcing mode of the template at the position is unreasonable, cement slurry flows out of a gap between the template and the wall surface in the concrete pouring process, the concrete mold is extremely easy to expand, moreover, the joint of the template is reinforced by directly using a screw rod, the nut is easy to loosen and withdraw due to vibration of a concrete pouring vibrating rod, and the wall body after pouring is dislocated. Meanwhile, when the templates are erected, the joints of the wall surfaces at two sides are difficult to be located on the same plane, time is wasted in elevation adjustment, and particularly when the wall is overlong and the operation error of workers is large, the problem that horizontal Buddhist joints are staggered at the joints is more likely to occur. Especially for the dry wall, the later-stage wall repair cost is increased, the appearance aesthetic feeling is affected, and dust and noise pollution can be caused to the environment during repair.

Disclosure of Invention

The invention aims to provide a template reinforcing structure of a post-cast strip of a bare concrete wall and a construction method thereof, which aim to solve the technical problems that the quality control of the joint of the post-cast strip of the existing outer wall is difficult, the template reinforcing mode is unreasonable, the concrete expansion and gap grouting are easy to cause, the construction time is long due to the operation error of the construction mode, the joint of the poured wall is staggered, the wall is polluted, and the later wall repair cost is increased.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the template reinforcing structure of the post-cast strip of the bare concrete wall comprises a wall body, wherein the wall body comprises a post-cast strip pre-cast guide wall in the middle and pre-cast side walls which are integrally cast with the post-cast strip pre-cast guide wall and are positioned at the left side and the right side of the post-cast strip pre-cast guide wall, the top elevation of the post-cast strip pre-cast guide wall is lower than that of the pre-cast side walls, a post-cast strip space is formed between the upper side of the post-cast strip pre-cast guide wall and the pre-cast side walls,

the template reinforcing structure also comprises template systems symmetrically clamped between the front side and the rear side of the post-cast strip space and between the pre-cast side walls, sponge strips are fixedly connected at the vertical edge positions of the pre-cast side walls adjacent to the post-cast strip and the horizontal edge positions of the post-cast strip pre-cast guide walls adjacent to the post-cast strip,

the template system comprises a panel structure, a fixed back edge and a back edge split bolt, the panel structure comprises a template panel and a panel back edge, the size of the template panel is larger than the plane size of a post-pouring zone space, three sides of the template panel are all in compression joint with sponge strips of a three-side wall body, the panel back edge comprises a frame back edge and a vertical secondary keel, the frame back edge comprises a top frame and side frames on the left side and the right side, the three are fixedly connected in a surrounding manner to form a door-type frame back edge, a group of vertical secondary keels are arranged at intervals along the width direction of the template panel,

The fixed back edge comprises a horizontal fixed secondary keel and a vertical fixed main keel, the horizontal fixed secondary keel spans the space of the post-cast strip, the two ends of the horizontal fixed secondary keel are tightly propped against the side walls of the two side pre-cast strips, the horizontal fixed secondary keel is arranged at intervals in groups along the height direction of the side walls of the pre-cast strips, the vertical fixed main keel is arranged at two groups in groups, the vertical fixed main keel is positioned at the position of the side walls of the two side pre-cast strips and clings to the outer side of the horizontal fixed secondary keel, the horizontal fixed secondary keel is in the bottom gap of the template system,

the back edge split bolt comprises post-cast strip split bolts and wall split bolts, the post-cast strip split bolts are arranged at intervals along the length direction of the horizontal fixed cross runners, two ends of the post-cast strip split bolts penetrate through panel structures on two sides and penetrate through anchoring and pull-connection between each group of horizontal fixed cross runners, the wall split bolts are arranged at intervals along the height direction of the vertical fixed main runners, two ends of the wall split bolts penetrate through pre-cast side walls on two sides and penetrate through anchoring and pull-connection between each group of vertical fixed main runners, the horizontal fixed cross runners and the cross-shaped part of the vertical fixed main runners are penetrated out from the cross-shaped part,

the template reinforcing structure also comprises a group of bottom adjusting and supporting devices which are symmetrically clamped at two sides of the post-cast strip pre-cast guide wall and are arranged at intervals along the width direction of the post-cast strip pre-cast guide wall,

The bottom adjusting and supporting device comprises a bracket component, a horizontal fastener, an elevation regulator, a fastening keel and a bracket opposite-pulling component,

the bracket component is integrally Z-shaped and comprises a vertical bottom post, a horizontal beam and a vertical top post, wherein the outer top end part of the horizontal beam is fixedly connected with the bottom of the vertical top post and forms an L shape, the vertical top post is positioned at the outer side of the bottom of the template system, the horizontal beam is positioned below the bottom of the template system, an adjusting space is formed between the vertical top post and the template system, the inner bottom end part of the horizontal beam is fixedly connected with the top of the vertical bottom post, the inner end surface of the horizontal beam is flush with the inner surface of the vertical bottom post and clings to the outer surface of a wall body, an operation hole for the construction of the top of the vertical bottom post is formed at the connecting position of the inner bottom end part of the horizontal beam, a supporting gasket is fixedly connected on the vertical bottom post,

the elevation regulator is connected on the horizontal beam in an up-down adjustable way and extends out of the upper side of the horizontal beam until the regulating space, the elevation regulator supports the bottom of the template panel,

the horizontal fastener can pass through the top end part of the vertical jacking column in an adjustable way, the fastening keel is parallel to the horizontal fixed secondary keel and is positioned in the same vertical plane, the fastening keel is arranged between the lowest end of the vertical secondary keel and the horizontal fastener, the lowest elevation of the fastening keel is flush with the lowest elevation of the vertical secondary keel, the inner side of the fastening keel is clung to the vertical fixed main keel, the inner end of the horizontal fastener is propped against the outer side surface of the fastening keel,

The bracket split assembly penetrates through the bracket assemblies on two sides of the vertical jacking column in a pulling mode, the bracket split assembly comprises bracket split bolts, bracket sleeves and bracket split nuts, bracket bolt holes for the bracket split bolts to penetrate through are formed in the vertical bottom columns, the bracket split nuts are fastened at the outer ends of the bracket split bolts, and the bracket sleeves are sleeved between the outer sides of the bracket split bolts, the vertical bottom columns and the bracket split nuts.

The side wall of the pre-pouring side wall is provided with an adhesion enhancing surface on one side end face of the post-pouring strip space, and two edge edges of the adhesion enhancing surface on one side end face of the post-pouring strip space are provided with two concave angle grooves, so that the cross section of the end face is T-shaped, and the middle part of the end face forms a convex end face.

The template panel comprises a main board, a vertical side adding board and a horizontal bottom adding board, wherein the horizontal bottom adding board is equal in width with the main board, the top end of the horizontal bottom adding board is spliced at the bottom end of the main board, the sum of the heights of the vertical side adding board, the main board and the horizontal bottom adding board is equal in height, the inner sides of the vertical side adding board are spliced at the outer ends of the left side and the right side of the main board, the left end and the right end of the horizontal bottom adding board are spliced with the inner bottoms of the vertical side adding boards on the two sides, the vertical secondary joist is additionally provided with a vertical seam pressing batten at the seam position of the vertical side adding board and the main board,

The edge joint of the main board and the horizontal bottom added board is aligned with the top side surface of the post-cast strip pre-cast guide wall to form a post-cast strip horizontal Buddhist joint, the edge joint of the main board and the vertical side added board is aligned with the concave angles of the two side end surfaces of the pre-cast side wall to form a post-cast strip vertical Buddhist joint,

the horizontal bottom reinforcing plate extends downwards to the lowest elevation of the vertical secondary joist along the wall body.

The seam between the main boards and the seam back side between the main boards and the horizontal bottom added boards are all provided with horizontal seam pressing strips in a through length mode, the inner sides of the horizontal seam pressing strips are fixedly connected with the template panel, each horizontal seam pressing strip is arranged in a section mode, and two ends of each section of horizontal seam pressing strip are respectively connected with vertical secondary keels on two sides.

The elevation regulator comprises an elevation adjusting screw, a panel supporting plate, a rotating column head and a vertical screw sleeve, wherein the rotating column head is fixedly connected with the center of the top of the panel supporting plate in the middle, the panel supporting plate can be detached at the top of the elevation adjusting screw, the supporting gasket is directly opposite to the operation hole and is fixedly connected to the inner wall of the top of the vertical bottom column, the vertical screw sleeve is fixedly connected with the supporting gasket in the middle, a horizontal beam perforation for the elevation adjusting screw to penetrate is arranged at the corresponding position of the vertical screw sleeve and at the top end part of the inner side of the horizontal beam, the horizontal beam perforation is communicated with the vertical screw sleeve,

The bottom of the elevation adjusting screw rod passes through the horizontal beam perforation to be in threaded connection with the vertical screw sleeve, the top of the elevation adjusting screw rod and the panel supporting plate are positioned in the adjusting space, the panel supporting plate is supported and supported at the bottom of the horizontal bottom increasing plate, the radius of the panel supporting plate is larger than the thickness of the template panel,

the bracket assembly further comprises a counter moment trapezoidal plate, and the counter moment trapezoidal plate is fixedly connected to the position of the internal angle of the horizontal beam and the vertical bottom column.

The vertical bottom column and the horizontal beam are square steel pipes, the operation hole is formed in the bottom plate of the horizontal beam, the horizontal beam perforation is formed in the top plate of the horizontal beam, the supporting gasket is a square iron sheet plate, a pipe wall connecting through hole is formed in the pipe wall of the vertical bottom column at the position corresponding to the connection position of the vertical bottom column and the supporting gasket, an iron sheet connecting blind hole is formed in the edge of the supporting gasket corresponding to the pipe wall connecting through hole, the two holes are aligned and anchored through high-strength screws, the edge of the supporting gasket is welded and connected with the periphery of the top end of the vertical bottom column,

the support gasket is also provided with a gasket hole for the elevation adjusting screw rod to penetrate through, and the bottom of the elevation adjusting screw rod penetrates through the gasket hole to enter the vertical bottom column to be limited on four sides through the high-strength screw.

The vertical jack post is the square steel pipe, and open at the top of vertical jack post has the horizontal fastening hole, horizontal fastener includes fastening screw, fastening roof, fastening limit nut and fastening screw sleeve, fastening screw sleeve fixed connection is in vertical jack post, both ends respectively with the horizontal fastening hole intercommunication of both sides, fastening screw and fastening screw sleeve threaded connection, vertical jack post is worn out respectively at both ends, and its outer tip passes through fastening limit nut fastening, and its inner tip stretches into in the accommodation space and can dismantle with the fastening roof and be connected, the fastening fossil fragments are square steel pipe, and the width of fastening roof is greater than the width of fastening fossil fragments, the inboard roof of fastening roof is tightly fixed fossil fragments.

The utility model provides a die plate panel is equipped with the buffering cushion between the fixed secondary joist of level, the buffering cushion with each the buffering cushion includes cushion main part and cushion stop screw, cushion main part and post-cast strip split bolt one-to-one set up, and one of them side top is tight to post-cast strip split bolt's screw rod one side about the cushion main part, and the outside of the inboard top tight die plate panel of cushion main part, the inboard of the tight fixed secondary joist of outside top of cushion main part, the upper side surface of the corresponding tight fixed secondary joist of top is exposed on the upper portion of cushion main part, the afterbody horizontal nail of cushion stop screw goes into this department and the nail cap card of cushion stop screw is at the upper side surface of the fixed secondary joist of level.

A construction method of a formwork reinforcing structure of a post-cast strip of a bare concrete wall comprises the following steps:

firstly, integrally supporting templates of a pre-cast side wall and a post-cast strip pre-cast guide wall, manufacturing two template battens at the end face positions of the pre-cast side wall during supporting to form a concave angle groove at the later end face positions, and then integrally pouring concrete of the pre-cast side wall;

step two, manufacturing a panel structure of the template system:

processing a template panel, then brushing a sealing agent on the side edges and the side surfaces of the template panel and bolt holes formed in the template panel for wall body split bolts to pass through for sealing, and splicing all parts of the template panel according to the design, wherein the spliced parts are connected into a whole through code nails;

processing a panel back edge, wherein the panel back edge and a template panel are connected into a whole through corner brackets, the frame back edge is firstly installed during installation, then a vertical secondary keel is installed, then a horizontal seam pressing batten is installed at the joint of the template panel, and the panel structure is processed;

step three, a sponge strip is fixedly connected at the position of the vertical edge adjacent to the side wall of the pre-cast strip and the post-cast strip and at the position of the horizontal edge adjacent to the guide wall of the post-cast strip;

step four, machining the components of the bottom adjusting and supporting device in a factory and assembling;

Fifthly, utilizing a wall bolt hole formed when a template is supported on the post-cast strip pre-cast guide wall, enabling a bracket split bolt in a bracket split assembly to pass through the bracket bolt hole and the wall bolt hole, then sequentially installing a bracket sleeve, a bracket split nut and a gasket, and fixedly connecting the bracket assembly with the post-cast strip pre-cast guide wall; at least three bottom adjusting and supporting devices are arranged on each side,

step six, the inner side surfaces of the horizontal beam and the vertical bottom column are tightly propped against the outer wall of the post-cast strip pre-cast guide wall, and the elevation of the panel supporting plate is adjusted to be lower than the horizontal Buddhist joint of the post-cast strip; measuring and adjusting the elevation of the panel supporting plate by using a level gauge so that the top elevation of the panel supporting plate is the same as the design bottom elevation of the template panel; the adjustment error is required to meet the error requirement of the seam elevation;

step seven, firstly lifting a side panel structure, placing the bottom of the side panel structure on the inner side part of a rotating column cap in a panel supporting plate with an adjusted elevation on one side, tightly attaching a template panel to the surface of a post-pouring strip pre-pouring guide wall, and enabling the joint between a main board and a horizontal bottom adding plate to be level with the top side surface of the post-pouring strip pre-pouring guide wall so that the horizontal joint of the post-pouring strip is aligned left and right with the horizontal joint of the pre-pouring side wall; the post-cast strip vertical Buddhist seam is aligned with the pre-cast side wall vertical Buddhist seam up and down, if a staggered platform exists, a tool is required to be used for twisting a rotating column head, so that the post-cast strip vertical Buddhist seam moves in a vertical screw sleeve to perform up and down fine adjustment, and the elevation adjustment of each circle of rotation of an elevation adjusting screw is designed to be 1mm;

Then assembling the fixed back edge of the side, and then assembling the back edge split bolt for tensioning; the back edge split bolt comprises a back edge split screw rod and a PVC pipe plugging head assembly, and then another side plate structure is lifted, the operation method is the same as that of the front side plate structure, bolt holes on front and rear template plates on two sides are aligned, and then the back edge split bolts on two sides are pulled and connected for temporary fixation;

step eight, installing a buffer cushion block between the template panel and the horizontal fixed secondary joist, then installing a spacer and a nut of a post-pouring strip split bolt, and tensioning the post-pouring strip split bolt;

step nine, a fastening keel is placed between the inner side of the horizontal fastener and the vertical fixed main keel, the length of the fastening keel is the same as that of the horizontal fixed secondary keel, two ends of the fastening keel also respectively extend into the space between the vertical fixed main keel and the pre-cast side walls on two sides, then a tool is used for rotating a fastening screw rod to enable the fastening screw rod to horizontally move in a fastening threaded sleeve for horizontal adjustment, a fastening top plate moves inwards along with the rotation of the fastening screw rod to push the fastening keel until the fastening keel and the vertical fixed main keel are tightly propped, and at the moment, a horizontal bottom adding plate is tightly attached to the surface of the post-cast strip pre-cast guide wall;

step ten, installing a gasket and a nut of a wall split bolt, and tensioning the wall split bolt;

And eleventh, pouring post-cast strip concrete, and forming a post-cast strip horizontal Buddhist seam and a post-cast strip vertical Buddhist seam.

In the fourth step, the assembly steps of the bottom adjusting and supporting device are as follows:

step a, processing a vertical bottom column, a horizontal beam, a vertical top column and a supporting gasket in a factory; a horizontal fastening hole is formed in the vertical jacking column; an operation hole and a horizontal beam perforation are formed in the horizontal beam; a bracket bolt hole and a pipe wall connecting through hole are formed in the vertical bottom column; an iron sheet connecting blind hole is formed in the supporting gasket;

b, welding the top of the outer end of the horizontal beam with the bottom of the vertical jacking column, placing a fastening screw sleeve at the top of the vertical jacking column, aligning and communicating the two ends of the fastening screw sleeve with the horizontal fastening holes, fixedly connecting the fastening screw sleeve with the vertical jacking column, penetrating the fastening screw into the fastening screw sleeve, and sequentially assembling a fastening top plate and a fastening limit nut at the two ends;

c, placing a supporting gasket on the top of the vertical bottom column, anchoring the aligned pipe wall connecting through holes and the iron sheet connecting blind holes through high-strength screws, and then welding the periphery of the supporting gasket with the inner wall of the vertical bottom column;

step d, welding the bottom of the vertical screw sleeve at the center of the upper side of the supporting gasket;

Step e, aligning an operation hole of the horizontal beam with the top of the vertical bottom column, enabling the size of the operation hole to be matched with the inner diameter of the vertical bottom column, enabling an upper opening of the vertical screw sleeve to be aligned and communicated with a horizontal beam through the operation hole, and welding the bottom of the inner end of the horizontal beam with the top of the vertical bottom column; welding the elevation adjusting screw and the panel supporting plate, and penetrating the bottom of the elevation adjusting screw into the vertical screw sleeve;

and f, welding a counter moment trapezoidal plate between the horizontal beam and the vertical bottom column.

Compared with the prior art, the invention has the following characteristics and beneficial effects:

the invention designs the integral template structure and the template reinforcing system matched with the integral template structure, ensures the flatness of the joint of the wall surface of the post-pouring belt, ensures that the joint of the horizontal Buddhist joint and the vertical Buddhist joint is free from dislocation, effectively solves the problems of mold expansion, slurry flow, wall pollution and the like of the post-pouring belt of the dry wall in the concrete pouring process, has simple operation and good integrity, ensures the appearance effect of the dry wall, reduces the repairing cost of the wall surface, and simultaneously avoids the dust pollution and the noise pollution of the wall surface repairing to the environment.

According to the invention, the bracket assembly is assembled through design, and the root of the clear water template is tightly reinforced by matching with the components such as the elevation regulator, the horizontal fastener, the fastening keel and the like used on the bracket assembly, wherein the horizontal fastener and the fastening keel ensure that the template is tightly contacted with the concrete wall, so that the root mould expansion of wall concrete in the pouring process is avoided; the elevation regulator can guarantee that the template panel hoist and mount the back, the workman can be relaxed realize through adjusting elevation regulator adjustment template panel's elevation, it is on the coplanar to have guaranteed that the wall meets the stubble, more save time in the elevation adjustment of clear water template, avoided directly using the screw rod to consolidate the disadvantage that template meets stubble department and brought, the problem of dislocation appears in the junction because the wall body overlength, workman's operation error leads to the horizontal dislocation to be avoided, greatly reduced the time that template elevation adjustment spends, the elevation adjustment method easy operation to the template has practiced thrift the manual maintenance cost that the later stage dry wall produced because of showing the dislocation, avoided the wall to restore dust pollution and the noise pollution to the environment, thereby guaranteed the dry wall outward appearance effect, better economic benefits and social benefit have been obtained.

Drawings

The invention is described in further detail below with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic elevational view of the structure of fig. 1.

Fig. 3 is a schematic top view of fig. 1.

Fig. 4 is a schematic side view of the structure of fig. 1.

Fig. 5 is a schematic elevational view of the panel structure.

Fig. 6 is a schematic perspective view of a panel structure.

Fig. 7 is a schematic view of the backside structure of fig. 6.

Fig. 8 is a partial enlarged view of the cushion block of fig. 1.

Fig. 9 is a schematic top view of the cushion block of fig. 8.

Fig. 10 is a schematic view of the structure of fig. 1 with the fixed back ridge removed.

Fig. 11 is a partial enlarged view of fig. 10.

Fig. 12 is a schematic elevational view of the structure of fig. 11.

Fig. 13 is a schematic perspective view of the cushion block of fig. 12.

Fig. 14 is an enlarged view of a portion of fig. 10 with the fastening runner removed.

Fig. 15 is a schematic view of the structure of fig. 10 with the panel back ridge removed.

Fig. 16 is a schematic elevational view of the structure of fig. 15.

Fig. 17 is a schematic view of the sponge strip arrangement of fig. 15 after removal of the template panel.

Fig. 18 is a partial enlarged view of fig. 17.

Fig. 19 is a schematic structural view of a cushion block.

Fig. 20 is a schematic view of the structure of the bottom adjustment support device.

Fig. 21 is another angular schematic view of fig. 20.

Fig. 22 is a schematic view of the structure of fig. 20 with the horizontal fasteners and elevation adjuster removed.

Fig. 23 is a schematic view of the structure of fig. 21 with the horizontal fasteners and elevation adjuster removed.

Fig. 24 is a schematic view of the structure of the horizontal beam.

Fig. 25 is a schematic structural view of the elevation adjuster.

Fig. 26 is a schematic view of the structure of the vertical bottom pillar.

Fig. 27 is a schematic view of the structure of fig. 26 with the support pad installed.

Fig. 28 is a schematic structural view of a support pad.

Fig. 29 is a schematic view of another support pad.

Fig. 30 is a schematic view of the structure of a vertical jack post.

Reference numerals: 1-post-cast strip pilot wall, 2-pre-cast side wall, 3-adjusting space, 4-bracket component, 41-vertical bottom column, 42-horizontal beam, 43-vertical top column, 44-operating hole, 45-horizontal beam perforation, 46-pipe wall connecting through hole, 47-horizontal fastening hole, 5-horizontal fastener, 51-fastening screw, 52-fastening top plate, 53-fastening limit nut, 54-fastening screw sleeve, 6-elevation adjuster, 61-elevation adjusting screw, 62-panel supporting plate, 63-rotating column head, 64-vertical screw sleeve, 65-gasket connecting blind hole, 66-gasket hole, 67-supporting gasket, 7-fastening keel, 8-bracket split bolt, 81-bracket split bolt, 82-bracket sleeve, 83-bracket split nut, 9-post-cast strip space, 10-sponge strip, 11-post-cast strip split bolt, 12-template panel, 121-main plate, 122-vertical side increasing plate, 123-water increasing plate, 13-frame back keel, 14-spacer bracket, 15-spacer bracket, 16-spacer, 17-spacer bracket, 23-bracket fixing hole, 17-bracket fixing hole, 23-bracket fixing hole, and supporting bracket fixing hole, 23-bracket fixing hole fixing device.

Detailed Description

Referring to fig. 1-4, an embodiment of a formwork reinforcement structure for a post-cast finish concrete wall body comprises a wall body, wherein the wall body comprises a post-cast finish concrete wall body 1 and pre-cast side walls 2 which are integrally cast with the post-cast finish concrete wall body 1 and are positioned on the left side and the right side of the post-cast finish concrete wall body, the top elevation of the post-cast finish concrete wall body 1 is lower than the top elevation of the pre-cast side walls 2, and a post-cast finish space 9 is formed between the upper side of the post-cast finish concrete wall body 1 and the pre-cast finish concrete wall body 2.

Referring to fig. 18, the end surface of the side wall 2 on one side of the space of the post-cast strip is an adhesion enhancing surface, and two edges of the adhesion enhancing surface on the end surface of the side of the space of the post-cast strip are provided with two concave angle grooves 20, so that the cross section of the end surface is T-shaped, and the middle part of the end surface forms a convex end surface.

Referring to fig. 15-18, the formwork reinforcement structure further comprises a formwork system symmetrically clamped between the front side and the rear side of the post-cast strip space and between the pre-cast side walls 2, wherein sponge strips 10 are fixedly connected to the vertical edge positions, close to the post-cast strip, of the pre-cast side walls 2 and the horizontal edge positions, close to the post-cast strip, of the post-cast strip pre-cast guide wall 1.

Referring to fig. 1-4, the formwork system includes a panel structure, a fixed back rib and a back rib split bolt, and referring to fig. 5-7, the panel structure includes a formwork panel 12 and a panel back rib, and the size of the formwork panel 12 is larger than the plane size of the post-cast strip space. The three sides of the template panel 12 are all in compression joint on the sponge strip 10 of the three-side wall body, the panel back edge comprises a frame back edge 13 and a vertical secondary keel 14, the frame back edge 13 comprises a top frame and side frames on the left side and the right side, the three are in surrounding and fixed connection to form a gate-type frame back edge 13, and the vertical secondary keel 14 is arranged at intervals along the width direction of the template panel 12.

The template panel 12 comprises a main board 121, a vertical side adding board 122 and a horizontal bottom adding board 123, the horizontal bottom adding board 123 is equal in width with the main board 121, the top end of the horizontal bottom adding board 123 is spliced at the bottom end of the main board 121, the vertical side adding board 122 is equal in height with the sum of the heights of the main board 121 and the horizontal bottom adding board 123, the inner sides of the vertical side adding board 122 are spliced at the outer ends of the left side and the right side of the main board 121, the left end and the right end of the horizontal bottom adding board 123 are spliced with the inner bottoms of the vertical side adding boards 122 on the two sides, and the vertical secondary joist 14 is additionally provided with a vertical seam pressing batten at the seam splicing position of the vertical side adding board 122 and the main board 121.

The edge joint of the main plate 121 and the horizontal bottom increasing plate 123 is aligned with the top side surface of the post-cast strip pre-cast guide wall 1 to form a post-cast strip horizontal Buddhist joint, and the edge joint of the main plate 121 and the vertical side increasing plate 122 is aligned with concave angles of two side end surfaces of the pre-cast side wall 2 to form a post-cast strip vertical Buddhist joint.

The horizontal bottom reinforcing plate 123 extends downwards along the wall to the lowest elevation of the vertical secondary joist 14.

The seam between the main boards 121 and the seam back side between the main boards 121 and the horizontal bottom increasing board 123 are all provided with horizontal seam pressing strips 15 in a through length mode, the inner sides of the horizontal seam pressing strips 15 are fixedly connected with the template panel 12, each horizontal seam pressing strip 15 is arranged in a section mode, and two ends of each section of horizontal seam pressing strip 15 are respectively connected with vertical secondary keels 14 on two sides.

Referring to fig. 1-4, the fixed back rib comprises a horizontal fixed secondary keel 16 and a vertical fixed main keel 17, the horizontal fixed secondary keel 16 spans the space of the post-cast strip, two ends of the horizontal fixed secondary keel are tightly propped against the pre-cast side walls 2 on two sides, and the horizontal fixed secondary keel is arranged at intervals in groups along the height direction of the pre-cast side walls 2, and two groups of the horizontal fixed secondary keel are arranged in total, and each group of the horizontal fixed secondary keel is two. The vertical fixing main keels 17 are arranged in groups and are provided with two groups, the vertical fixing main keels 17 are positioned at the positions of the side walls 2 on the two sides and are clung to the outer sides of the horizontal fixing secondary keels 16, and the horizontal fixing secondary keels 16 are in a bottom gap of the template system.

The back edge split bolt comprises a post-cast strip split bolt 11 and wall split bolts 18, the post-cast strip split bolts 11 are arranged at intervals along the length direction of the horizontal fixed secondary joists 16, two ends of the post-cast strip split bolt 11 penetrate through panel structures on two sides and penetrate through anchoring split joints between each group of horizontal fixed secondary joists 16, the wall split bolts 18 are arranged at intervals along the height direction of the vertical fixed main joists 17, two ends of the wall split bolts 18 penetrate through pre-cast side walls 2 on two sides and penetrate through anchoring split joints between each group of vertical fixed main joists 17, wherein the horizontal fixed secondary joists 16 and the cross-shaped parts of the vertical fixed main joists 17 are penetrated out from the cross-shaped parts.

Referring to fig. 1-4, 10 and 14, the formwork reinforcement structure further comprises a set of bottom adjusting and supporting devices 19 symmetrically clamped at two sides of the post-cast strip pre-cast guide wall 1 and arranged at intervals along the width direction of the post-cast strip pre-cast guide wall 1, wherein the bottom adjusting and supporting devices 19 comprise bracket assemblies 4, horizontal fasteners 5, elevation adjusters 6, fastening keels 7 and bracket opposite-pulling assemblies 8.

Referring to fig. 20-30, the bracket assembly 4 is integrally Z-shaped, and includes a vertical bottom post 41, a horizontal beam 42 and a vertical top post 43, wherein the outer top end of the horizontal beam 42 is fixedly connected with the bottom of the vertical top post 43 and forms an L shape, the vertical top post 43 is located at the outer side of the bottom of the formwork system, the horizontal beam 42 is located below the bottom of the formwork system, an adjusting space 3 is formed between the two and the formwork system, the inner bottom end of the horizontal beam 42 is fixedly connected with the top of the vertical bottom post 41, the inner end surface of the horizontal beam 42 is flush with the inner surface of the vertical bottom post 41 and clings to the outer surface of the wall, an operation hole 44 for the top construction of the vertical bottom post 41 is formed at the connection position of the inner bottom end of the horizontal beam 42, and the vertical bottom post 41 is fixedly connected with a supporting pad 67.

Referring to fig. 24 and 26, the vertical bottom columns 41 and the horizontal beams 42 are square steel pipes, the operation holes 44 are formed in the bottom plate of the horizontal beams 42, and the horizontal beam through holes 45 are formed in the top plate of the horizontal beams 42.

Referring to fig. 25, the elevation adjuster 6 is adjustably connected to the horizontal beam 42 up and down and extends out of the upper side of the horizontal beam into the adjustment space 3, and the elevation adjuster 6 supports the bottom of the form panel 12. The elevation adjuster 6 comprises an elevation adjusting screw 61, a panel supporting plate 62, a rotating column head 63 and a vertical screw sleeve 64, wherein the rotating column head 63 is fixedly connected with the center of the top of the panel supporting plate 62 in the middle, the panel supporting plate 62 can be detached at the top of the elevation adjusting screw 61, the supporting gasket 67 is fixedly connected onto the inner wall of the top of the vertical bottom column 41 opposite to the operation hole 44, the vertical screw sleeve 64 is fixedly connected onto the supporting gasket 67 in the middle, a horizontal beam perforation 45 for the elevation adjusting screw 61 to penetrate is formed in the corresponding position of the vertical screw sleeve 64 and at the top end part of the inner side of the horizontal beam 42, and the horizontal beam perforation 45 is communicated with the vertical screw sleeve 64.

The bottom of elevation adjusting screw 61 passes horizontal beam perforation 45 and vertical screw sleeve 64 threaded connection, the top of elevation adjusting screw 61 and panel carrier plate 62 are located in adjusting space 3 to panel carrier plate 62 holds in the palm the bottom of adding board 123 at the level, the radius of panel carrier plate 62 is greater than the thickness of template panel 12. The swivel studs 63 are in this embodiment 6mm above the upper side of the panel carrier plate 62.

Referring to fig. 27-28, the supporting pad 67 is a square iron sheet, a pipe wall connecting through hole 46 is formed in the pipe wall of the vertical bottom column 41 corresponding to the connection position between the supporting pad and the supporting pad 67, an iron sheet connecting blind hole 65 is formed in the edge of the supporting pad 67 corresponding to the pipe wall connecting through hole 46, the two holes are aligned and anchored by the high-strength screw 22, and the periphery of the top end of the vertical bottom column 41 is welded and connected with the edge of the supporting pad 67.

28-29, the support pad 67 supports the weight force transmitted by the form system through the vertical screw sleeve. The support gasket 67 may also be provided with a gasket hole 66 through which the elevation adjusting screw 61 passes, at this time, the gasket connecting blind hole 65 is communicated with the gasket hole 66, the high strength screw 13 passes through the gasket connecting blind hole 65 to enter the gasket hole 66, and the bottom of the elevation adjusting screw 61 passes through the gasket hole 66 to enter the vertical bottom column 41 to be limited on four sides by the high strength screw 22.

The bracket assembly further comprises a counter moment trapezoidal plate 21, wherein the counter moment trapezoidal plate 21 is fixedly connected at a position where the horizontal beam 42 and the vertical bottom column 41 form an internal angle.

The top portion of vertical jack-up post 43 is passed to the adjustable of horizontal binding 5, the fastening fossil fragments 7 is parallel with the fixed secondary joist 16 of level and lie in same vertical plane, and the fastening fossil fragments 7 set up between the lowest end of vertical secondary joist 14 and horizontal binding 5, and the lowest elevation of fastening fossil fragments 7 is parallel and level with the lowest elevation of vertical secondary joist 14, and the inboard of fastening fossil fragments 7 hugs closely with the fixed main joist 17 of vertical, and the inner top of horizontal binding 5 is tightly at the outside surface of fastening fossil fragments 7.

Referring to fig. 30, the vertical jack post 43 is a square steel tube, the top of the vertical jack post 43 is provided with a horizontal fastening hole 47, referring to fig. 20-23, the horizontal fastener 5 comprises a fastening screw rod 51, a fastening top plate 52, a fastening limit nut 53 and a fastening screw rod sleeve 54, the fastening screw rod sleeve 54 is fixedly connected in the vertical jack post 43, two ends of the fastening screw rod sleeve 54 are respectively communicated with the horizontal fastening holes 47 on two sides, the fastening screw rod 51 is in threaded connection with the fastening screw rod sleeve 54, two ends of the fastening screw rod sleeve penetrate out of the vertical jack post 43 respectively, the outer end of the fastening screw rod is fastened through the fastening limit nut 53, the inner end of the fastening keel 7 stretches into the adjusting space 3 and is detachably connected with the fastening top plate 52, the fastening top plate 52 is a square steel tube, the width of the fastening top plate 52 is larger than the width of the fastening keel 7, and the inner side of the fastening top plate 52 is tightly fixed on the keel 7.

In this embodiment, the length of the horizontal beam is 240mm and the inside diameter of the vertical screw sleeve 64 is the same as the horizontal beam perforations 45. The size of the operating hole is 50mm×50mm. The height of vertical jack-prop is 95mm, and two horizontal fastening holes 47 that diameter is 20mm are symmetrically opened to the central point that 25 mm's central point down is apart from the top surface of vertical jack-prop, reserve two rows of bracket bolt holes that diameter is 20mm on the vertical bottom prop, the screw 13 that excels in is provided with six altogether, and every side sets up at least one, and wherein both sides set up two relatively.

Referring to fig. 1-3, the bracket split assembly passes through the vertical jack post 43 and is connected with bracket assemblies on two sides, the bracket split assembly 8 comprises a bracket split bolt 81, a bracket sleeve 82 and a bracket split nut 83, the vertical base post 41 is provided with a bracket bolt hole for the bracket split bolt 81 to penetrate, the bracket split nut 83 is fastened at the outer end part of the bracket split bolt 81, and the bracket sleeve 82 is sleeved between the outer side of the bracket split bolt 81, the vertical base post 41 and the bracket split nut 83.

The bracket opposite-pulling assembly can be provided with a plurality of brackets along the height direction of the bracket, and the bracket opposite-pulling assembly at the lower side can be provided with no bracket sleeve.

Referring to fig. 8-13 and 19, a buffer cushion block 23 is disposed between the formwork panel 12 and the horizontal fixing secondary keel 16, the buffer cushion block 23 includes a cushion block main body 231 made of square timber and cushion block limit screws 232, the cushion block main body and the post-cast strip split bolts 11 are disposed in one-to-one correspondence, one side of the left side and the right side of the cushion block main body 231 is tightly propped against one side of the screw of the post-cast strip split bolts 11, the inner side of the cushion block main body 231 is tightly propped against the outer side of the formwork panel 12, the outer side of the cushion block main body 231 is tightly propped against the inner side of the horizontal fixing secondary keel 16, the upper portion of the cushion block main body 231 is exposed to correspondingly tightly prop against the upper side surface of the horizontal fixing secondary keel 16, the tail of the cushion block limit screws 232 are horizontally nailed into the exposed positions, and the nut caps of the cushion block limit screws 232 are clamped on the upper side surface of the horizontal fixing secondary keel 16. The exposed length of the spacer stop screw 232 overlaps one third of the total length of the nail with the horizontal fixed cross runner 16 in order to capture the cushion.

The construction method of the template reinforcing structure of the bare concrete wall post-cast strip comprises the following steps:

firstly, integrally supporting templates of a pre-cast side wall 2 and a post-cast strip pre-cast guide wall 1, manufacturing two template battens at the end face position of the pre-cast side wall 2 during supporting to form a concave angle groove 20 at the later stage, and then integrally pouring concrete of the pre-cast side wall 2.

After the formwork support and reinforcement of the side wall are finished, the formwork battens are made into T-shaped bulges in advance, the bulges of the sections are positioned at the vertical centers of the walls, and the two sides of the bulges are covered with reinforcing steel bars. The T-shaped bulge is arranged to increase the contact area between the concrete section poured by the post-pouring strip and the finished wall section, so that the adhesion force between the concrete is increased, and the T-shaped bulge has a certain effect of preventing the clean water wall from forming cracks and water seepage in the use process.

Step two, manufacturing a panel structure of the template system:

the form panel 12 is then machined and edge sealed by brushing a sealing agent onto the sides and sides of the form panel 12 and the bolt holes formed in the form panel 12 through which the wall split bolts 18 pass. The form panel is prevented from absorbing water during the concrete pouring process. Wherein the width of the vertical side increasing plate 122 is at least 100mm and the width of the horizontal bottom increasing plate 123 is 50mm. The main board 121 includes one layer of unit boards or more than two layers of unit boards which are spliced up and down, and the setting height of each layer of vertical side increasing board 122 is adapted to the layer of unit boards. In this embodiment, there are two layers of cells.

The panel structure is assembled in advance in the background, firstly, the battens are adjusted to be 40mm and 88mm in width and thickness respectively through a machine, the templates are processed into the sizes required by the design of the drawing through a numerical control machine tool, and the processed panel back edges are all battens. The panel back ridge is integrally connected with the template panel 12 through corner brackets. The frame back edge 13 is firstly installed during installation. And then installing the vertical secondary keels 14, wherein the interval of the vertical secondary keels 14 is in accordance with the requirements of the specification and the scheme, and the vertical secondary keels 14 are additionally provided with a vertical seam pressing strip at the seam positions of the vertical side reinforcing plates 122 and the main plate 121.

The template panel 12 is assembled according to the design, then a horizontal seam pressing lath 15 is arranged at the assembled part of the template panel 12, and the assembled part is connected into a whole through a code nail.

Finally, the horizontal main joists 15 are installed, and transverse joist square wood, namely the horizontal main joists, are not needed to be added at the bottom of the unit template. In this embodiment there is only one horizontal main runner 15. Finally, the template panel, the vertical secondary keels 14 and the horizontal main keels 15 are connected into a stable unit whole. And finishing the panel structure.

And thirdly, fixedly connecting sponge strips 10 at the vertical edge positions of the pre-cast side walls 2 and the post-cast strips and the horizontal edge positions of the post-cast strip pre-cast guide walls 1 and the post-cast strips.

Step four, machining the components of the bottom adjusting and supporting device 19 in a factory and assembling;

in the fourth step, the assembly steps of the bottom adjusting and supporting device are as follows:

step a, processing the vertical bottom posts 41, the horizontal beams 42, the vertical top posts 43 and the support shims 67 in a factory; a horizontal fastening hole 47 is formed on the vertical top column 43; an operation hole 44 and a horizontal beam perforation 45 are formed on the horizontal beam 42; bracket bolt holes and pipe wall connecting through holes 46 are formed in the vertical bottom columns 41; the support pad 67 is provided with an iron sheet connecting blind hole 65.

Step b, welding the top of the outer end of the horizontal beam 42 with the bottom of the vertical jacking column 43, placing the fastening screw sleeve 54 on the top of the vertical jacking column 43, aligning and communicating the two ends of the fastening screw sleeve 54 with the horizontal fastening holes 47, fixedly connecting the fastening screw sleeve 54 with the vertical jacking column 43, penetrating the fastening screw 51 into the fastening screw sleeve 54, and sequentially assembling the fastening top plate 52 and the fastening limit nut 53 at the two ends.

And c, placing the support gasket 67 at the top of the vertical bottom column 41, anchoring the aligned pipe wall connecting through holes 46 and the iron sheet connecting blind holes 65 through high-strength screws 22, and then welding and connecting the periphery of the support gasket 67 with the inner wall of the vertical bottom column 41.

Step d, the bottom of the vertical screw sleeve 64 is welded to the upper center of the support pad 67.

Step e, aligning an operation hole 44 of the horizontal beam 42 with the top of the vertical bottom column 41, adapting the size of the operation hole 44 to the inner diameter of the vertical bottom column 41, then passing the vertical screw sleeve 64 through the operation hole 44, aligning and communicating the upper opening of the vertical screw sleeve 64 with the horizontal beam perforation 45, and welding the bottom of the inner end of the horizontal beam 42 with the top of the vertical bottom column 41; the elevation adjustment screw 61 and the panel support plate 62 are welded, and then the bottom of the elevation adjustment screw 61 is penetrated into the vertical screw sleeve 64.

And f, welding a counter moment trapezoidal plate 21 between the horizontal beam 42 and the vertical bottom column 41 to resist the bending moment generated outwards by the horizontal fastener in the process of reinforcing the formwork.

Fifthly, utilizing a wall bolt hole formed when a template is supported on the post-cast strip pre-cast guide wall 1, enabling a bracket split bolt 81 in a bracket split assembly to pass through the bracket bolt hole and the wall bolt hole, then sequentially installing a bracket sleeve 82, a bracket split nut 83 and a gasket, and fixedly connecting the bracket assembly with the post-cast strip pre-cast guide wall 1; at least three bottom adjustment support devices 19 are supported on each side.

Step six, the inner side surfaces of the horizontal beams 42 and the vertical bottom columns 41 are tightly propped against the outer wall of the post-cast strip pre-cast guide wall 1, and the elevation of the panel supporting plate 62 is adjusted to be lower than the horizontal Buddhist joint of the post-cast strip; typically 70mm lower. Measuring and adjusting the elevation of the panel carrier plate 62 using a level gauge so that the top elevation of the panel carrier plate 62 is the same as the design bottom elevation of the template panel 12; the adjustment error is required to meet the error requirement of the seam elevation, so that the purpose is to facilitate workers to hoist and directly place the clear water templates, and the time required for adjusting the template elevation is saved.

Step seven, firstly lifting a side panel structure, placing the bottom of the side panel structure on the inner side part of a rotating column cap 63 in a panel supporting plate 62 with one side of which the elevation is adjusted, tightly attaching a template panel 12 to the surface of a post-pouring strip pre-pouring guide wall 1, enabling the seam between a main plate 121 and a horizontal bottom adding plate 123 to be flush with the top side surface of the post-pouring strip pre-pouring guide wall 1, and enabling the post-pouring strip horizontal seam to be aligned with the pre-pouring side wall horizontal seam 24 left and right; the vertical Buddhist seam of the post-cast strip is aligned with the vertical Buddhist seam 25 of the post-cast strip pre-cast guide wall up and down, if a staggered platform exists, a tool is required to be used for screwing the rotary column head 63 so as to enable the rotary column head to move in the vertical screw sleeve 64 to perform up and down fine adjustment, and the elevation adjustment is designed to be 1mm after each rotation of the elevation adjusting screw 61.

Then assembling the fixed back edge of the side, and then assembling the back edge split bolt for tensioning; wherein the length of the horizontal fixed cross runners 16 is 200mm outwardly beyond the corresponding bolt hole locations of the wall split bolts 18.

The back edge split bolt comprises a back edge split screw rod and a PVC pipe plugging head assembly, and then another side plate structure is lifted, the operation method is the same as that of the front side plate structure, bolt holes on the front and rear template plates 12 on two sides are aligned, and then the back edge split bolts on two sides are pulled and connected for temporary fixation.

And step eight, installing a buffer cushion block between the template panel 12 and the horizontal fixed secondary joist 16, wherein the buffer cushion block is made of square timber, and is placed nearby a screw rod to prevent the screw nut from deforming the top of the bolt hole of the template panel by a plug in the reinforcing process, then installing a gasket and the screw nut of the post-pouring strip split bolt 11, and tensioning the post-pouring strip split bolt 11.

Step nine, a fastening keel 7 is placed between the inner side of the horizontal fastener 5 and the vertical fixing main keel 17, the length of the fastening keel 7 is the same as that of the horizontal fixing secondary keel 16, two ends of the fastening keel 7 also respectively extend into the space between the vertical fixing main keel 17 and the side wall 2 firstly poured on two sides, then a tool is used for rotating the fastening screw rod 51 to horizontally move in the fastening threaded sleeve 54 for horizontal adjustment, the fastening top plate 52 follows the rotating inward movement of the fastening screw rod 51 to push the fastening keel 7 until the fastening keel 7 and the vertical fixing main keel 17 tightly prop up, at the moment, the horizontal bottom reinforcing plate 123 is tightly attached to the surface of the post-pouring belt firstly poured guide wall 1, and the top standard height of the fastening keel 7 is at least 10mm higher than that of a joint position. The fastening screw rod is rotated to enable the fastening keel to be in close contact with the vertical secondary rib, so that the template at the joint is in seamless contact with the concrete wall surface, and the fastening purpose is achieved. The fastening screw arrangement replaces the conventional screw reinforcement and wood wedge caulking practices. In the wall concrete pouring process, the problem that the nut for reinforcing the template root is loosened and the template is expanded due to vibration of the vibrating rod is avoided, the template root is firmly reinforced, and the template and the wall are in seamless contact.

And step ten, installing a gasket and a nut of the wall split bolt 18, and tensioning the wall split bolt 18 to ensure that a formwork reinforcing system is firmer, a formwork panel is in close contact with the wall surface without gaps, and cement cannot flow out in the pouring process of the concrete.

And eleventh, pouring post-cast strip concrete, and forming a post-cast strip horizontal Buddhist seam and a post-cast strip vertical Buddhist seam.

Claims (8)

1. The utility model provides a template reinforced structure of clear water concrete wall body post-cast strip, includes the wall body, its characterized in that: the wall body comprises a post-cast strip pre-cast guide wall (1) in the middle and pre-cast side walls (2) which are integrally cast with the post-cast strip pre-cast guide wall (1) and are positioned at the left side and the right side of the post-cast strip pre-cast guide wall, the top mark height of the post-cast strip pre-cast guide wall (1) is lower than the top mark height of the pre-cast side walls (2), a post-cast strip space (9) is formed between the upper side of the post-cast strip pre-cast guide wall (1) and the pre-cast side walls (2),

the template reinforcing structure also comprises template systems symmetrically clamped between the front side and the rear side of the post-cast strip space and between the pre-cast side walls (2), sponge strips (10) are fixedly connected at the vertical edge positions of the pre-cast side walls (2) close to the post-cast strip and the horizontal edge positions of the post-cast strip pre-cast guide walls (1) close to the post-cast strip,

The template system comprises a panel structure, a fixed back edge and a back edge opposite-pull bolt, the panel structure comprises a template panel (12) and a panel back edge, the size of the template panel (12) is larger than the plane size of a post-pouring zone space, three sides of the template panel (12) are all pressed on sponge strips (10) of a three-side wall body, the panel back edge comprises a frame back edge (13) and a vertical secondary keel (14), the frame back edge (13) comprises a top frame and side frames on the left side and the right side, the three are fixedly connected in a surrounding mode to form a door-shaped frame back edge (13), a group of vertical secondary keels (14) are arranged at intervals along the width direction of the template panel (12),

the fixed back edge comprises a horizontal fixed secondary keel (16) and a vertical fixed main keel (17), the horizontal fixed secondary keel (16) spans the space of the post-cast strip, the two ends of the horizontal fixed secondary keel are propped against the side walls (2) on the two sides of the post-cast strip, the horizontal fixed secondary keel are arranged at intervals in groups along the height direction of the side walls (2), the vertical fixed main keel (17) is arranged in groups to form two groups, the vertical fixed main keel (17) is positioned at the position of the side walls (2) on the two sides of the pre-cast strip and clings to the outer side of the horizontal fixed secondary keel (16), the horizontal fixed secondary keel (16) is in a bottom gap of a template system,

The back edge split bolt comprises a post-cast strip split bolt (11) and wall split bolts (18), the post-cast strip split bolts (11) are arranged at intervals along the length direction of the horizontal fixed secondary keels (16), two ends of the post-cast strip split bolts (11) penetrate through panel structures on two sides and are fixedly connected through anchors among each group of the horizontal fixed secondary keels (16), the wall split bolts (18) are arranged at intervals along the height direction of the vertical fixed main keels (17), two ends of the wall split bolts (18) penetrate through pre-cast side walls (2) on two sides and penetrate through anchors among each group of the vertical fixed main keels (17), the horizontal fixed secondary keels (16) and the vertical fixed main keels (17) are fixedly connected in an anchor mode, the wall split bolts (18) penetrate out from the cross intersections,

the template reinforcing structure also comprises a group of bottom adjusting and supporting devices (19) which are symmetrically clamped at two sides of the post-pouring belt pre-pouring guide wall (1) and are arranged at intervals along the width direction of the post-pouring belt pre-pouring guide wall (1),

the bottom adjusting and supporting device (19) comprises a bracket component (4), a horizontal fastener (5), an elevation regulator (6), a fastening keel (7) and a bracket opposite-pulling component (8),

The bracket component (4) is integrally Z-shaped and comprises a vertical bottom post (41), a horizontal beam (42) and a vertical top post (43), the outer top end part of the horizontal beam (42) is fixedly connected with the bottom of the vertical top post (43) and forms an L shape, the vertical top post (43) is positioned at the outer side of the bottom of the template system, the horizontal beam (42) is positioned below the bottom of the template system, an adjusting space (3) is formed between the two and the template system, the inner bottom end part of the horizontal beam (42) is fixedly connected with the top of the vertical bottom post (41), the inner end surface of the horizontal beam (42) is flush with the inner surface of the vertical bottom post (41) and clings to the outer surface of a wall body, an operation hole (44) for the top construction of the vertical bottom post (41) is formed at the connecting position of the inner bottom end part of the horizontal beam (42), a supporting gasket (67) is fixedly connected with the vertical bottom post (41),

the elevation regulator (6) is connected to the horizontal beam (42) in an up-down adjustable way and extends out of the upper side of the horizontal beam until the regulating space (3), the elevation regulator (6) supports the bottom of the template panel (12),

the horizontal fastener (5) can pass through the top end part of the vertical jacking column (43), the fastening keel (7) is parallel to the horizontal fixing secondary keel (16) and positioned in the same vertical plane, the fastening keel (7) is arranged between the lowest end of the vertical secondary keel (14) and the horizontal fastener (5), the lowest elevation of the fastening keel (7) is flush with the lowest elevation of the vertical secondary keel (14), the inner side of the fastening keel (7) is tightly attached to the vertical fixing main keel (17), the inner end of the horizontal fastener (5) is tightly propped against the outer side surface of the fastening keel (7),

The side wall (2) is provided with an adhesion enhancing surface on one side end surface of the post-cast strip space, two edge edges of the adhesion enhancing surface on one side end surface of the post-cast strip space are provided with two concave angle grooves (20) so that the cross section of the end surface is T-shaped, the middle part of the end surface forms a convex end surface,

the template panel (12) comprises a main board (121), a vertical side adding board (122) and a horizontal bottom adding board (123), the horizontal bottom adding board (123) is equal in width with the main board (121) and the top end of the horizontal bottom adding board is spliced at the bottom end of the main board (121), the vertical side adding board (122) is equal in height with the sum of the heights of the main board (121) and the horizontal bottom adding board (123), the inner sides of the vertical side adding board (122) are spliced at the outer ends of the left side and the right side of the main board (121), the left side and the right side of the horizontal bottom adding board (123) are spliced with the inner sides of the vertical side adding boards (122) at the joint positions of the vertical side adding board (122) and the main board (121), the vertical secondary joist (14) is additionally used as a vertical joint strip,

the edge joint of the main plate (121) and the horizontal bottom increasing plate (123) is aligned with the top side surface of the post-cast strip pre-cast guide wall (1) to form a post-cast strip horizontal edge joint, the edge joint of the main plate (121) and the vertical side increasing plate (122) is aligned with the concave angles of the end surfaces of the two sides of the pre-cast side wall (2) to form a post-cast strip vertical edge joint,

The horizontal bottom adding plate (123) extends downwards to the lowest elevation of the vertical secondary joist (14) along the wall body,

the bracket counter pulling assembly penetrates through the vertical jacking column (43) to be pulled and connected with bracket assemblies at two sides, the bracket counter pulling assembly (8) comprises bracket counter pulling bolts (81), bracket sleeves (82) and bracket counter pulling nuts (83), bracket bolt holes for the bracket counter pulling bolts (81) to penetrate through are formed in the vertical bottom columns (41), the bracket counter pulling nuts (83) are fastened at the outer end parts of the bracket counter pulling bolts (81), the bracket sleeves (82) are sleeved and connected between the outer sides of the bracket counter pulling bolts (81), the vertical bottom columns (41) and the bracket counter pulling nuts (83),

the bracket assembly further comprises a counter moment trapezoidal plate (21), and the counter moment trapezoidal plate (21) is fixedly connected to the position where the horizontal beam (42) and the vertical bottom column (41) form an internal angle.

2. The formwork reinforcing structure of the bare concrete wall post-cast strip according to claim 1, wherein: the utility model discloses a piece, including main board (121), horizontal seam lath (15) are all equipped with to the piece back side between piece, main board (121) and the horizontal end increase board (123) between to the length, and the inboard and the template panel (12) fixed connection of this horizontal seam lath (15), every horizontal seam lath (15) all set up in sections, and the both ends of every section horizontal seam lath (15) are connected with vertical secondary joist (14) of both sides respectively.

3. The formwork reinforcing structure of the bare concrete wall post-cast strip according to claim 1 or 2, wherein: the elevation regulator (6) comprises an elevation regulating screw (61), a panel supporting plate (62), a rotary column cap (63) and a vertical screw sleeve (64), wherein the rotary column cap (63) is fixedly connected with the center of the top of the panel supporting plate (62) in the middle, the panel supporting plate (62) can be detached at the top of the elevation regulating screw (61), the supporting gasket (67) is fixedly connected onto the inner wall of the top of the vertical bottom column (41) opposite to the operation hole (44), the vertical screw sleeve (64) is fixedly connected onto the supporting gasket (67) in the middle, a horizontal beam perforation (45) for the elevation regulating screw (61) to penetrate is formed in the corresponding position of the vertical screw sleeve (64) and the inner side top end part of the horizontal beam (42), the horizontal beam perforation (45) is communicated with the vertical screw sleeve (64),

the bottom of elevation adjusting screw (61) passes horizontal beam perforation (45) and vertical screw sleeve (64) threaded connection, the top and the panel carrier board (62) of elevation adjusting screw (61) are located adjusting space (3) to panel carrier board (62) hold in the palm the bottom of pushing up in horizontal bottom increase board (123), the radius of panel carrier board (62) is greater than the thickness of template panel (12).

4. The formwork reinforcing structure of the bare concrete wall post-cast strip of claim 3, wherein: the vertical bottom column (41) and the horizontal beam (42) are square steel pipes, the operation hole (44) is formed in the bottom plate of the horizontal beam (42), the horizontal beam perforation (45) is formed in the top plate of the horizontal beam (42), the supporting gasket (67) is a square iron sheet plate, a pipe wall connecting through hole (46) is formed in the pipe wall of the vertical bottom column (41) corresponding to the connecting position of the vertical bottom column and the supporting gasket (67), an iron sheet connecting blind hole (65) is formed in the edge of the supporting gasket (67) corresponding to the pipe wall connecting through hole (46), the two holes are aligned and are anchored through high-strength screws (22), the edge of the supporting gasket (67) is connected with the periphery of the top end of the vertical bottom column (41) through welding,

the support gasket (67) is also provided with a gasket hole (66) for the elevation adjusting screw (61) to penetrate through, and the bottom of the elevation adjusting screw (61) penetrates through the gasket hole (66) to enter the vertical bottom column (41) to be limited on four sides through the high-strength screw (22).

5. The formwork reinforcing structure of the bare concrete wall post-cast strip of claim 4, wherein: the vertical jack-prop (43) is square steel pipe, open at the top of vertical jack-prop (43) has horizontal fastening hole (47), horizontal fastener (5) are including fastening screw (51), fastening roof (52), fastening limit nut (53) and fastening screw sleeve (54), fastening screw sleeve (54) fixed connection is in vertical jack-prop (43), both ends respectively with the horizontal fastening hole (47) intercommunication of both sides, fastening screw (51) and fastening screw sleeve (54) threaded connection, vertical jack-prop (43) are worn out respectively at both ends, and its outer tip passes through fastening limit nut (53) fastening, and its inner tip stretches into in adjusting space (3) and can dismantle with fastening roof (52) and be connected, fastening fossil fragments (7) are square steel pipe, and the width of fastening roof (52) is greater than the width of fastening fossil fragments (7), the inboard top of fastening roof (52) is tightly fixed fossil fragments (7).

6. The formwork reinforcing structure of the bare concrete wall post-cast strip of claim 5, wherein: the utility model provides a die plate panel (12) and horizontal fixation secondary joist (16) between be equipped with buffering cushion (23), buffering cushion (23) include cushion main part (231) and cushion stop screw (232), cushion main part and post-cast strip split bolt (11) one-to-one setting, wherein one side pushes up screw rod one side of post-cast strip split bolt (11) about cushion main part (231), the outside of the inboard top tight die plate panel (12) of cushion main part (231), the inboard of the outside top tight horizontal fixation secondary joist (16) of cushion main part (231), the upper side surface of corresponding top tight horizontal fixation secondary joist (16) is exposed on the upper portion of cushion main part (231), the afterbody horizontal nail of cushion stop screw (232) goes into this department and the nail cap card of stop screw (232) is at the upside surface of horizontal fixation secondary joist (16).

7. A construction method of the formwork reinforcing structure of the bare concrete wall post-cast strip according to claim 6, which is characterized by comprising the following steps:

firstly, integrally supporting templates of a pre-cast side wall (2) and a post-cast strip pre-cast guide wall (1), manufacturing two template battens at the end face position of the pre-cast side wall (2) during supporting to form a concave angle groove (20) at the end face position of the pre-cast side wall, and then integrally pouring concrete of the pre-cast side wall (2);

Step two, manufacturing a panel structure of the template system:

processing a template panel (12), then brushing a sealing agent on the side edges and the side surfaces of the template panel and bolt holes formed in the template panel (12) for a wall body to pass through to seal edges, splicing all parts of the template panel (12) according to the design, and connecting the spliced parts into a whole through a code nail;

processing a panel back edge, wherein the panel back edge and a template panel (12) are connected into a whole through corner connectors, the frame back edge (13) is firstly installed during installation, then the vertical secondary joist (14) is installed, then a horizontal seam pressing batten (15) is installed at the joint of the template panel (12), and the panel structure is finished;

step three, a sponge strip (10) is fixedly connected at the vertical edge position of the pre-cast side wall (2) close to the post-cast strip and at the horizontal edge position of the post-cast strip pre-cast guide wall (1) close to the post-cast strip;

step four, machining the components of the bottom adjusting and supporting device (19) in a factory and assembling;

fifthly, utilizing a later-poured belt to firstly pour a wall bolt hole formed when a template is erected on a guide wall (1), enabling a bracket split bolt (81) in a bracket split assembly to pass through the bracket bolt hole and the wall bolt hole, then sequentially installing a bracket sleeve (82), a bracket split nut (83) and a gasket, and fixedly pulling the bracket assembly and the later-poured belt to firstly pour the guide wall (1); at least three bottom adjusting and supporting devices (19) are arranged on each side,

Step six, the inner side surfaces of the horizontal beams (42) and the vertical bottom columns (41) are tightly propped against the outer wall of the post-cast strip pre-cast guide wall (1), and the elevation of the panel supporting plate (62) is adjusted to be lower than the horizontal Buddhist seam of the post-cast strip; measuring and adjusting the elevation of the panel supporting plate (62) by using a level gauge so that the top elevation of the panel supporting plate (62) is the same as the design bottom elevation of the template panel (12); the adjustment error is required to meet the error requirement of the seam elevation;

step seven, firstly lifting a side panel structure, placing the bottom of the side panel structure on the inner side part of a rotating column cap (63) of a panel supporting plate (62) with one side adjusted in elevation, tightly attaching a template panel (12) to the surface of a post-pouring strip pre-pouring guide wall (1), enabling the joint between a main board (121) and a horizontal bottom adding board (123) to be level with the top side surface of the post-pouring strip pre-pouring guide wall (1), and enabling the horizontal Buddhist seam of the post-pouring strip to be aligned with the horizontal Buddhist seam (24) of the pre-pouring side wall left and right; the post-pouring belt vertical Buddhist seam is aligned with the post-pouring belt pre-pouring guide wall vertical Buddhist seam (25) up and down, if a staggered platform exists, a tool is required to be used for twisting a rotating column head (63) so as to enable the post-pouring belt vertical Buddhist seam to move in a vertical screw sleeve (64) for fine adjustment up and down, and the elevation adjustment of each circle of rotation of an elevation adjusting screw (61) is designed to be 1mm;

Then assembling the fixed back edge of the side, and then assembling the back edge split bolt (11) to be tensioned; the back edge split bolt (11) comprises a back edge split screw and a PVC pipe plugging head assembly, and then another side plate structure is lifted, the operation method is the same as that of the front side plate structure, bolt holes on front and rear template plates (12) on two sides are aligned, and then the back edge split bolt (11) on two sides are pulled and connected for temporary fixation;

step eight, installing a buffer cushion block between the template panel (12) and the horizontal fixed secondary joist (16), then installing a gasket and a nut of a post-pouring strip split bolt (11), and tensioning the post-pouring strip split bolt (11);

step nine, a fastening keel (7) is placed between the inner side of the horizontal fastener (5) and the vertical fixing main keel (17), the length of the fastening keel (7) is the same as that of the horizontal fixing secondary keel (16), two ends of the fastening keel (7) also respectively extend into the space between the vertical fixing main keel (17) and the side walls (2) which are firstly poured on two sides, then a tool is used for rotating the fastening screw (51) to enable the fastening screw to horizontally move in the fastening screw sleeve (54) for horizontal adjustment, and a fastening top plate (52) pushes the fastening keel (7) along with the rotation inward movement of the fastening screw (51) until the fastening keel (7) and the vertical fixing main keel (17) are tightly propped against each other, and at the moment, a horizontal bottom increasing plate (123) is tightly attached to the surface of the post-pouring belt firstly-pouring guide wall (1);

Step ten, installing a gasket and a nut of a wall split bolt (18), and tensioning the wall split bolt (18);

and eleventh, pouring post-cast strip concrete, and forming a post-cast strip horizontal Buddhist seam and a post-cast strip vertical Buddhist seam.

8. The construction method of the formwork reinforcing structure of the bare concrete wall post-cast strip according to claim 6, wherein the construction method comprises the following steps: in the fourth step, the assembly steps of the bottom adjusting and supporting device are as follows:

step a, processing a vertical bottom column (41), a horizontal beam (42), a vertical top column (43) and a support gasket (67) in a factory; a horizontal fastening hole (47) is formed in the vertical top column (43); an operation hole (44) and a horizontal beam perforation (45) are formed on the horizontal beam (42); a bracket bolt hole and a pipe wall connecting through hole (46) are formed in the vertical bottom column (41); an iron sheet connecting blind hole (65) is formed in the supporting gasket (67);

step b, welding the top of the outer end of the horizontal beam (42) with the bottom of the vertical jacking column (43), arranging a fastening screw sleeve (54) at the top of the vertical jacking column (43), aligning and communicating the two ends of the fastening screw sleeve (54) with the horizontal fastening holes (47), fixedly connecting the fastening screw sleeve (54) with the vertical jacking column (43), penetrating a fastening screw (51) into the fastening screw sleeve (54), and sequentially assembling a fastening top plate (52) and a fastening limit nut (53) at the two ends;

C, placing a supporting gasket (67) on the top of the vertical bottom column (41), anchoring the aligned pipe wall connecting through hole (46) and the iron sheet connecting blind hole (65) through a high-strength screw (22), and then welding the periphery of the supporting gasket (67) with the inner wall of the vertical bottom column (41);

step d, welding the bottom of the vertical screw sleeve (64) at the center of the upper side of the supporting gasket (67);

step e, aligning an operation hole (44) of the horizontal beam (42) with the top of the vertical bottom column (41), adapting the size of the operation hole (44) to the inner diameter of the vertical bottom column (41), then aligning and communicating an upper opening of the vertical screw sleeve (64) with the horizontal beam perforation (45) through the operation hole (44), and welding the bottom of the inner end of the horizontal beam (42) with the top of the vertical bottom column (41); welding an elevation adjusting screw (61) and a panel supporting plate (62), and penetrating the bottom of the elevation adjusting screw (61) into a vertical screw sleeve (64);

and f, welding a counter moment trapezoidal plate (21) between the horizontal beam (42) and the vertical bottom column (41).