CN221073487U - Novel shear force wall steel back is stupefied braced system - Google Patents

Abstract

The novel shear wall steel back edge supporting system comprises a template unit, a fixing unit and an inclined strut unit which are sequentially arranged from inside to outside, wherein the template unit comprises templates, and the fixing unit comprises vertical secondary back edges which are arranged at intervals along the outer sides of the templates and fixedly connected with the templates; the diagonal bracing unit comprises a guide rail part and a sliding part which are sequentially arranged from top to bottom, the guide rail part is in sliding connection with the sliding part, the guide rail part comprises a guide rail fixedly connected with the outer side face of the secondary back edge along the length direction of the template, a sliding block is connected in the guide rail in a sliding manner, one side, far away from the template, of the sliding block is rotationally connected with a telescopic rod capable of vertically rotating the template, and one end, far away from the sliding block, of the telescopic rod is fixedly connected with the ground. Through the setting of bracing unit in this scheme, can provide holding power in order to resist dynamic load and impact load in the concrete placement process for the template, prevent that the template from taking place to topple, in addition, can adjust the quantity and the supporting angle of bracing according to actual need, possess good adaptability and flexibility.

Description

Novel shear force wall steel back is stupefied braced system

Technical Field

The utility model belongs to the technical field of building construction, and particularly relates to a novel shear wall steel back edge supporting system.

Background

The shear wall is a wall structure which mainly bears wind load or earthquake horizontal load in houses or structures, can effectively avoid the shearing damage of building structures, and is usually a reinforced concrete structure. The construction sequence of the shear wall is approximately as follows: firstly, binding reinforcing steel bars positioned in concrete, then, building a peripheral template to form a stable temporary support frame so that the concrete is cured according to a specific shape, and finally, pouring the concrete. The template is reasonably and effectively built, the shape and the size of the structure can be guaranteed to meet the design requirements, and the overall quality of the structure is guaranteed.

At present, a steel back edge is generally adopted to fixedly support a shear wall template, namely, the template is clamped by a secondary back edge, a main back edge, a fastener and the like, the fixing effect is good, but the following technical problems exist:

Because the whole formwork structure lacks external support system, because the concrete mobility is strong and the dead weight is big can cause great impact to the formwork structure in the concreting process, when impact load is great, can cause the stupefied deformation of outside steel backing to cause the whole formwork structure to take place to topple even.

Disclosure of utility model

Therefore, the utility model aims to provide a novel shear wall steel back ridge supporting system so as to solve the technical problem that in the prior art, a formwork is overturned when concrete is poured due to lack of external support.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The novel shear wall steel back edge supporting system comprises a template unit, a fixing unit and an inclined strut unit which are sequentially arranged from inside to outside, wherein the template unit comprises a template surrounding the outer side of a concrete wall to be poured and used for controlling the shape and the size of the concrete wall, the fixing unit comprises vertical secondary back edges which are arranged at intervals along the outer side of the template and fixedly connected with the template, the section of each secondary back edge is a rectangular groove, and the opening of each secondary back edge is inward; the diagonal bracing unit comprises a guide rail part and a sliding part which are sequentially arranged from top to bottom, the guide rail part is in sliding connection with the sliding part, the guide rail part comprises a guide rail fixedly connected with the outer side face of the secondary back edge along the length direction of the template, the guide rail is perpendicular to the secondary back edge, a sliding block is connected in the guide rail in a sliding manner, one side of the sliding block, far away from the template, is fixedly connected with a first fixing seat, one end, far away from the sliding block, of the first fixing seat is rotationally connected with a first rotating shaft, the axis of the first rotating shaft is parallel to the guide rail, the first rotating shaft is fixedly connected with a telescopic rod in a radial direction, the end, far away from the first rotating shaft, of the telescopic rod is fixedly connected with a second rotating shaft in a radial direction, the second rotating shaft is rotationally connected with the top of the second fixing seat, the axis of the second rotating shaft is parallel to the guide rail, and the bottom of the second fixing seat is fixedly connected with the ground.

The beneficial effects are that:

(1) Compared with the prior art, through the setting of bracing unit, can provide holding power for the template in order to resist dynamic load and impact load in the concrete placement process, prevent that the template from taking place to topple.

(2) The sliding part in the diagonal bracing unit is in sliding connection with the guide rail part, the number of the guide rail parts can be adjusted according to actual needs, and the diagonal bracing unit has good adaptability and flexibility. In addition, the guide rail in the sliding part is in direct contact with the secondary back edge, so that the load transmission is facilitated, and the sliding part is provided with the telescopic rod with adjustable length, the fixing seat for adjusting the supporting angle of the telescopic rod and the rotating shaft, so that the supporting requirements of different angles can be met.

Further, the template unit further comprises two rows of horizontal wall penetrating rods arranged along the length direction of the template, each row of wall penetrating rods comprises six wall penetrating rods arranged at intervals, and threads are arranged at two ends of each wall penetrating rod.

The wall-penetrating rod has the beneficial effects that the self strength of the template can be enhanced and the connection strength of the template and concrete can be increased through the arrangement of the wall-penetrating rod.

Further, the fixing unit further comprises a main back ridge in a sandwich shape, the thickness of the interlayer of the main back ridge is consistent with the diameter of the through-wall bar, the main back ridge passes through the through-wall bar and is propped against the secondary back ridge, and a through-wall bar backing plate and a through-wall bar nut are arranged at two ends of the through-wall bar from inside to outside, so that the main back ridge and the secondary back ridge are pressed and fixed.

The fixing unit has the beneficial effects that the secondary back edge is tightly pressed by the primary back edge, so that the fixing effect of the fixing unit is further improved.

Further, the main back edge at the corner of the template is fixedly connected through a connecting plate and an oblique iron.

The main back edge structure has the beneficial effects that the structural stability of the main back edge is enhanced by connecting the main back edge at the corner.

Further, the guide rail part further comprises a plurality of fixing pieces, the fixing pieces are in a C shape, the openings of the fixing pieces are outwards, the bottom surfaces of the fixing pieces are fixedly connected with the outer side surfaces of the secondary back edges, and the guide rail is located in the fixing pieces and fixedly connected with the fixing pieces.

The guide rail is fixedly connected with the secondary back edge through the fixing piece.

Further, the first fixing base includes the rectangle cylinder and with tangent halfcylinder in rectangle cylinder top, the rectangle cylinder with the guide rail is perpendicular, the axis of halfcylinder with the guide rail is parallel, the middle part of first fixing base along halfcylinder axis direction is equipped with the circular recess the same with halfcylinder diameter, the both sides of circular recess are equipped with the spacing groove, first pivot both sides are equipped with the arch, first pivot pass through the spacing groove with first fixing base rotates to be connected.

The telescopic rod has the beneficial effects that the telescopic rod can be rotated through the rotating connection of the first rotating shaft and the first fixing seat.

Further, the telescopic link divide into two parts, with first pivot fixed connection's upper end part is the square pole, keeps away from the lower extreme part of first pivot is the round bar, the square pole is kept away from the one end of first pivot is opened threaded hole, the round bar is close to the one end of first pivot is equipped with the screw thread, the square pole with round bar threaded connection.

The telescopic rod has the beneficial effects that according to the adjustable length of the telescopic rod and the rotatable property of the telescopic rod, the support angle can be adjusted according to actual requirements.

Further, the bottom of second fixing base is equipped with the fixed plate, the screw hole has been opened all around to the fixed plate, the fixed plate passes through fixing bolt and ground fixed connection.

The sliding block has the beneficial effects that on one hand, the second fixing seat can be fixed with the ground through the fixing plate and the fixing bolt, so that the sliding and displacement of the support can be prevented, and on the other hand, the sliding block in the sliding part can be limited, so that the sliding block is prevented from sliding in the supporting process.

Drawings

In order to make the objects, technical solutions and advantageous effects of the present utility model more clear, the present utility model provides the following drawings for description:

FIG. 1 is a schematic diagram of the overall mechanism of a steel back rib support system for a novel shear wall in accordance with an embodiment of the present utility model.

Fig. 2 is a front view of a secondary back ridge according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view taken along A-A of fig. 2 (from top to bottom) to show the shape and configuration of the secondary back ridge.

Fig. 4 is a schematic structural diagram of a main back ridge according to an embodiment of the present utility model.

Fig. 5 is an enlarged view of A1 in fig. 1 for showing a positional relationship between the main back ribs and a positional relationship and a connection relationship between the main back ribs and the connection members.

Fig. 6 is a schematic structural view of a fixing member according to a first embodiment of the present utility model.

Fig. 7 is a front view of a guide rail in accordance with a first embodiment of the present utility model.

Fig. 8 is a cross-sectional view taken along the direction B-B of fig. 7 (from left to right in view) showing the limit groove in the side wall of the guide rail.

Fig. 9 is a schematic structural diagram of a slider according to a first embodiment of the present utility model.

Fig. 10 is a schematic view of a first fixing base according to an embodiment of the utility model.

Fig. 11 is a top view of fig. 10.

Fig. 12 is a cross-sectional view taken along the direction C-C in fig. 11 for illustrating the internal structure of the first holder.

Fig. 13 is a schematic view of a first shaft according to a first embodiment of the utility model.

Fig. 14 is an enlarged view of a portion A2 in fig. 1, for illustrating a positional relationship and a connection relationship of the first fixing base, the first rotating shaft and the latch.

Fig. 15 is an enlarged view of a portion A3 of fig. 1, showing a positional relationship between the first fixing base and the fixing plate.

The figures are marked as follows: form unit 1, form 11, through-wall bar 12, fixing unit 2, secondary back bar 21, primary back bar 22, clamping plate 221, connecting piece 222, through-wall bar pad 23, through-wall bar nut 24, connecting piece 25, chute 26, diagonal bracing unit 3, rail portion 31, fixing piece 311, rail 312, limit groove 3121, sliding portion 32, sliding block 321, limit projection 3211, first fixing base 322, first limit hole 3221, plug 3222, first rotation shaft 323, expansion link 324, second fixing base 325, second limit hole 3251, second rotation shaft 326, fixing plate 327, fixing bolt 328

Detailed Description

An embodiment one is specifically shown in fig. 1-15.

As shown in fig. 1, the novel shear wall steel back rib supporting system comprises a template unit 1, a fixing unit 2 and a diagonal bracing unit 3 which are sequentially arranged from inside to outside.

As shown in fig. 1, the formwork unit 1 includes a formwork 11 set up along the periphery of the shear wall according to a design size and a plurality of through-wall rods 12 inserted into the sides of the formwork, and it should be noted that in this embodiment, the cross section of the shear wall is rectangular. The template 11 is provided with mounting holes with the same cross section size as the wall penetrating rods 12, the wall penetrating rods 12 are connected with the template 11 through the mounting holes, and the two ends of the wall penetrating rods 12 are provided with threads; two parallel rows of through-wall rods 12 are also arranged along the width direction of the template 11, the lower through-wall rods 12 are positioned at one fourth of the height of the template, the upper through-wall rods 12 are positioned at three fourths of the height of the template, each row comprises 2 through-wall rods 12 symmetrically arranged along the width direction, and the distance between the 2 through-wall rods 12 is one half of the width of the template 11.

The fixing unit 2 includes a secondary back edge 21 in a vertical direction and a primary back edge 22 in a horizontal direction as shown in fig. 1, in this embodiment, 5 secondary back edges 21 are disposed at intervals along a length direction of the template 11, each secondary back edge 21 is located at a middle position of an adjacent wall penetrating rod 12, 2 secondary back edges are disposed at intervals along a width direction of the template 11, and all the 2 secondary back edges 21 are located between the adjacent wall penetrating rods 12. As shown in fig. 2 and 3, the cross section of the secondary back rib 21 is a rectangular groove, mounting plates perpendicular to the side walls of the groove are welded on two sides of the opening of the groove, threaded holes are formed in the mounting plates at intervals along the height direction, and the secondary back rib 21 is in threaded connection with the template 11 through the mounting plates.

The main back ridge 22 is arranged at the outer side of the secondary back ridge 21, the main back ridge 22 comprises two clamping plates 221 which are arranged along the height direction as shown in fig. 4, the distance between the clamping plates 221 is consistent with the diameter of the wall penetrating rod 12, a plurality of connecting plates 222 which are arranged at intervals are welded between the clamping plates 221, and the upper clamping plate 221 and the lower clamping plate 221 are connected and fixed through the connecting plates 222. In this embodiment, the main back ridge 22 passes through the through-wall rod 12 to abut against the secondary back ridge 21, and is fixed by the through-wall rod pad 23 and the through-wall rod nut 24, so that the main back ridge 22 and the secondary back ridge 21 are pressed and fixed.

As shown in fig. 5, in this embodiment, the end face of the main back edge 22 in the length direction of the template 11 abuts against the inner side face of the main back edge 22 in the width direction of the template 11, and the end face of the main back edge 22 in the width direction of the template 11 exceeds the outer side face of the main back edge 22 in the length direction of the template 11. In order to enhance the structural integrity and strength of the fixing unit 2, a connecting piece 25 as shown in fig. 5 is welded at the interlayer position of the main back ridge 22 in the length direction of the template 11, the thickness of the connecting piece 25 is the same as the diameter of the wall penetrating rod 12, the width of the connecting piece 25 is equal to the width of the clamping plate 221, and the connecting piece 25 penetrates through the main back ridge 22 in the width direction of the template 11; rectangular insertion holes are formed in the outer end portions of the connecting pieces 25 and the end portions of the main back edges 22 in the width direction of the template 11, and the inclined iron 26 is inserted into the insertion holes, so that the main back edges 22 in the length direction and the width direction of the template 11 are connected and fixed.

The diagonal brace unit 3 includes a rail portion 31 and a slide portion 32 which are provided in this order from top to bottom as shown in fig. 1. The guide rail portion 31 is located between the upper and lower main back edges 22 and is located at the middle upper portion of the template unit 1, the guide rail portion 31 includes fixing pieces 311 and guide rails 312 sequentially arranged from inside to outside, wherein the fixing pieces 311 are in a shape of a letter C as shown in fig. 6, the number of the fixing pieces 311 is the same as that of the secondary back edges 21 in the length direction of the template 11, the bottoms of the fixing pieces 311 are welded with the outer side faces of the secondary back edges 21, and threaded holes as shown in fig. 6 are formed in the side walls of the fixing pieces 311. As shown in fig. 7, the outer dimension fixing member 311 of the guide rail 312 has a uniform inner dimension, the guide rail 312 is opened and screwed into the groove of the fixing member 311, and in this embodiment, the guide rail 312 is opened with a limiting groove 3121 as shown in fig. 8.

As shown in fig. 1, the sliding portion 32 includes a sliding block 321, a first fixing base 322, a first rotating shaft 323, a telescopic rod 324, a second fixing base 325, a second rotating shaft 326, a fixing plate 327, and a fixing bolt 328, which are sequentially disposed from top to bottom. The top and bottom of the sliding block 321 are welded with a limiting protrusion 3211 as shown in fig. 9, and the sliding block 321 is slidably connected with the guide rail 312 through the limiting protrusion 3211. The lateral surface of sliding block 321 and the interior terminal welding of first fixing base 322, first fixing base 322 include the rectangle cylinder and with tangent halfcylinder in rectangle cylinder top, the rectangle cylinder with the guide rail is perpendicular, the axis of halfcylinder with the guide rail is parallel, and first fixing base 322 is opened along the middle part of halfcylinder axis direction has the circular recess as shown in fig. 11, fig. 12, and the diameter of circular recess is unanimous with the diameter of halfcylinder, and circular recess both sides are opened there is the spacing groove, and first pivot 323 both sides as shown in fig. 13 are equipped with the arch, and first pivot 323 passes through the spacing groove and rotates with first fixing base 322 to be connected, and first pivot 323 radially welds has telescopic link 324. In order to limit the first rotating shaft 323 and the telescopic rod 324, a first limiting hole 3221 shown in fig. 12 is formed in the outer end portion of the first fixing seat 322 along the arc outline, and the first limiting hole 3221 is matched with a bolt 3222 shown in fig. 14 for use, so that a limiting effect is achieved, and the first rotating shaft 323 and the telescopic rod 324 are effectively prevented from rotating in the supporting process.

The telescopic rod 324 is divided into two parts as shown in fig. 1, wherein the upper end part fixedly connected with the first rotating shaft 323 is a square rod, the width of the first rotating shaft 323 of the square rod is consistent, the lower end part of the telescopic rod 324 far away from the first rotating shaft 323 is a round rod, in the embodiment, one end of the square rod far away from the first rotating shaft 323 is provided with a threaded hole, one end of the round rod close to the first rotating shaft 323 is provided with threads, the round rod is in threaded connection with the square rod, and the length of the whole telescopic rod 324 can be adjusted by rotating the round rod in the square rod, so that the support of different angles is met. The bottom end of the telescopic rod 324 is provided with a second fixing seat 325 and a second rotating shaft 326 as shown in fig. 15, and the positional relationship and the connection relationship of the second fixing seat 325 and the second rotating shaft 326 are the same as those of the first fixing seat 322 and the first rotating shaft 323, so that the description is omitted, and the bottom end of the telescopic rod 324 is welded with the second rotating shaft 326. Similarly, the arc end of the second fixing base 325 is provided with a second limiting hole 3251 along the arc outline, and the second limiting hole 3251 and the bolt 3222 cooperate to limit the second rotating shaft 326 and the telescopic rod 324, thereby effectively preventing the second rotating shaft 326 and the telescopic rod 324 from rotating in the supporting process.

The bottom of the second fixing base 325 is welded with a fixing plate 327 as shown in fig. 15, screw holes are formed around the fixing plate 327, and the fixing rod 327 is connected with the ground through a fixing bolt 328.

In this embodiment, 3 sliding portions 32 are slidably connected to the rail portions 31 on both sides along the length direction of the formwork 11, where the rail 312 is in direct contact with the secondary back ridge 21, so as to facilitate force transmission, and in addition, the length of the telescopic rod 324 is adjustable, and in combination with the first rotating shaft 323 and the second rotating shaft 326, which can rotate along the length direction of the rail 312, the formwork unit 1 can provide a stable supporting effect with changeable angle adaptability, so that the concrete and the formwork unit can be effectively prevented from overturning during the concrete pouring and curing process.

When the shear wall is used, the corresponding templates 11 and the wall penetrating rods 12 are firstly built according to the size of the shear wall, then the secondary back edges 21 and the main back edges 22 are installed on the outer sides of the templates 11, the main back edges 22 which are mutually perpendicular are connected and fixed at the corners through the connecting pieces 25 and the diagonal irons 26, and finally the guide rail parts 31 and the sliding parts 32 are installed along the horizontal direction, the number of the sliding parts 32 is increased according to actual needs, and the length and the supporting angle of the telescopic rods 324 in the sliding parts 32 are adjusted.

Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims (8)

1. The novel shear wall steel back edge supporting system is characterized by comprising a template unit, a fixing unit and an inclined strut unit which are sequentially arranged from inside to outside, wherein the template unit comprises templates which surround the outer side of a concrete wall to be poured and are used for controlling the shape and the size of the concrete wall, the fixing unit comprises vertical secondary back edges which are arranged at intervals along the outer side of the templates and are fixedly connected with the templates, the section of each secondary back edge is a rectangular groove, and the opening of each secondary back edge is inward; the inclined strut unit includes guide rail portion and sliding part that from top to bottom set gradually, guide rail portion with sliding part sliding connection, guide rail portion include along template length direction with stupefied lateral surface fixed connection's of secondary back guide rail, the guide rail with the stupefied is perpendicular of secondary back, sliding connection has the sliding block in the guide rail, the sliding block is kept away from one side fixedly connected with first fixing base of template, the first fixing base is kept away from the one end rotation of sliding block is connected with first pivot, the axis of first pivot with the guide rail is parallel, first pivot is along radial fixedly connected with telescopic link, the tip that the first pivot was kept away from to the telescopic link is along the radial and second pivot fixed connection of second pivot, the axis of second pivot with the top rotation of second fixing base, the bottom and the ground fixed connection of second fixing base are parallel with the guide rail.

2. The novel shear wall steel back rib supporting system according to claim 1, wherein the template unit further comprises two rows of horizontal wall penetrating rods arranged along the length direction of the template, each row of wall penetrating rods comprises six wall penetrating rods arranged at intervals, and two ends of each wall penetrating rod are provided with threads.

3. The novel shear wall steel back edge supporting system according to claim 2, wherein the fixing unit further comprises a main back edge in a sandwich shape, the thickness of the sandwich layer of the main back edge is consistent with the diameter of the through-wall rod, the main back edge passes through the through-wall rod to be abutted against the secondary back edge, and through-wall rod backing plates and through-wall rod nuts are arranged at two ends of the through-wall rod from inside to outside, so that the main back edge and the secondary back edge are pressed and fixed.

4. The novel shear wall steel back ridge supporting system according to claim 3, wherein the main back ridge at the corner of the formwork is fixedly connected through a connecting plate and an oblique iron.

5. The novel shear wall steel back ridge supporting system according to claim 1, wherein the guide rail part further comprises a plurality of fixing pieces, the fixing pieces are in a C shape, the openings of the fixing pieces are outwards, the bottom surfaces of the fixing pieces are fixedly connected with the outer side surfaces of the secondary back ridges, and the guide rail is located in the fixing pieces and fixedly connected with the fixing pieces.

6. The novel shear wall steel back edge supporting system according to claim 1, wherein the first fixing base comprises a rectangular column and a half cylinder tangent to the top of the rectangular column, the rectangular column is perpendicular to the guide rail, the axis of the half cylinder is parallel to the guide rail, a circular groove with the same diameter as the half cylinder is formed in the middle of the first fixing base along the axis direction of the half cylinder, limit grooves are formed in two sides of the circular groove, protrusions are formed in two sides of the first rotating shaft, and the first rotating shaft is connected with the first fixing base in a rotating mode through the limit grooves.

7. The novel shear wall steel back rib supporting system according to claim 1, wherein the telescopic rod is divided into two parts, the upper end part fixedly connected with the first rotating shaft is a square rod, the lower end part far away from the first rotating shaft is a round rod, one end of the square rod far away from the first rotating shaft is provided with a threaded hole, one end of the round rod close to the first rotating shaft is provided with threads, and the square rod is in threaded connection with the round rod.

8. The novel shear wall steel back rib supporting system according to claim 1, wherein a fixing plate is arranged at the bottom of the second fixing seat, threaded holes are formed in the periphery of the fixing plate, and the fixing plate is fixedly connected with the ground through fixing bolts.