CN110206248A - A dry-hanging stone structure on a concrete wall and its construction method - Google Patents

Abstract

The invention discloses a kind of concrete wall surface dry hanging stone structures, including stone plate, installation angle steel, mounting portion and the corner interconnecting piece fixed with concrete wall surface；Corner interconnecting piece includes being folded outward bending item, the infolding bending item in stone plate, being fixed on and be folded outward between bending item and infolding bending item and the fixed sleeving across orthogonal stone plate, the compression slip for being articulated with infolding bending two sides, end sequentially pass through the pressure plate for being folded outward the wing bolt of bending item and infolding bending item and being set on wing bolt end outside the stone plate, wing bolt respectively be folded outward bending item and the rotation connection of infolding bending item；It compresses slip to be bonded and offset close to the side wall of wall with stone plate, the plate face of pressure plate is horizontal, and the fitting of its both ends side wall compresses side wall of the slip far from stone plate and pushes against therewith.The present invention has the effect that this programme saves the cost of Integral stone without the stone plate of special square using new mechanical structure.

Description

A dry-hanging stone structure on a concrete wall and its construction method

technical field

The invention relates to the field of construction engineering, in particular to a dry-hanging stone structure on a concrete wall and a construction method thereof.

Background technique

The stone dry hanging method, also known as the empty hanging method, is a new construction technology in the current wall decoration. In this method, metal pendants are used to hang decorative stone directly on the wall or hang it on the steel frame. There is usually a gap of 40-50mm between the dry-hanging stone and the concrete wall to form a stone decorative curtain wall. There is no need for grouting and pasting during the construction of this type of stone, which has the advantages of simple construction process, less construction time and firm installation. However, when the dry-hanging stone is laid at the corner of the concrete wall of the building, it is necessary to install a special right-angled stone plate to prevent the external rainwater from entering between the stone and the concrete wall of the building through the stone, and compared to the overall stone quantity of the building It is said that the number of right-angled plates required here is too small, which increases the cost of the overall stone.

For this reason, there is an urgent need for a dry-hanging stone structure on a concrete wall and a construction method thereof. The dry-hanging stone structure on a concrete wall and a construction method thereof do not require a special right-angled stone plate, which saves the cost of the overall stone.

Contents of the invention

Aiming at the deficiencies in the prior art, the object of the present invention is to provide a dry-hanging stone structure on a concrete wall and its construction method. The construction method does not require special right-angled stone panels, which saves the cost of the overall stone.

Above-mentioned technical purpose of the present invention is achieved through the following technical solutions:

A dry-hanging stone structure on a concrete wall, including a stone plate arranged outside the concrete wall and parallel to the concrete wall, an installation angle steel connected and fixed to the concrete wall surface by expansion bolts, and an installation angle steel installed between the stone plate and the installation angle steel The installation part and the corner connection part between the stone plates arranged at the corner of the building; the corner connection part includes an outer bending strip arranged at the corner of the concrete wall and outside the stone plate, and arranged on the concrete wall The inner bending strips at the corners and located inside the stone panels, the fixed sleeves fixed between the outer bending strips and the inner bending strips and passing through the stone panels perpendicular to each other The tube, the compression strip hinged on both sides of the inner bending strip, the butterfly bolts whose ends pass through the outer bending strip and the inner bending strip in turn, and the butterfly bolts arranged on the butterfly The compression plate on the end of the bolt, the butterfly bolts are respectively connected to the outer bending sheet and the inner bending sheet in rotation; the two compression sheets on both sides of the inner bending sheet are respectively connected to the The side walls of the two mutually perpendicular stone boards close to the wall are attached to each other, the surface of the pressing board is horizontal, and the side walls at both ends of the board are attached to the side walls of the pressing strips away from the stone board and press against it.

By adopting the above technical scheme, after the stone slabs at the corner of the building are installed, the installer will move the inner bending strips through the gap between the mutually perpendicular stone slabs at the corner of the building towards the concrete wall until the outer bending strips Respectively against the mutually perpendicular stone plates, and then the installer turns the butterfly bolts to make the compression plate rotate, at this time, the two ends of the compression plate are against the compression strips hinged on both sides of the inner bending strip, so that the compression plate The tightening strip is rotated until it is pressed against the side wall of the stone slab away from the outer bending strip, so as to prevent rain leakage between the stone slabs at the corner of the building, and the setting of the corner joint is suitable for various stone materials in the building. The closure of the corners avoids the processing of special right-angled stone panels and saves the cost of the overall stone.

In the present invention, it is further set that, on the side wall of the pressing strip far away from the stone plate, there is a clamping arc groove, and the end of the pressing plate is slidably connected with the inner wall of the clamping arc groove; the clamping The inner wall of the arc groove close to the stone slab gradually bulges toward the concrete wall from the end of the clamping arc groove to its middle; the pressing plate is elastically connected and fixed to the butterfly bolt.

By adopting the above technical scheme, when the butterfly bolt rotates, the compression plate rotates around the axis of the butterfly bolt, and its two ends gradually approach the compression strip and slide into the clamping arc groove, and the clamping arc groove is close to the stone plate The inner wall gradually bulges from the end of the clamping arc groove to the middle of it toward the concrete wall, so that the inner wall of the clamping arc groove parallel to the side wall of the stone plate gradually abuts against the surface of the end of the clamping plate during the rotation of the clamping plate. Tight, so that the compression piece and the stone plate are pressed against each other.

The present invention is further provided that a shrinking box is fixed on the side wall of the pressing plate close to the butterfly bolt, and a shrinking block is slidably connected in the shrinking box; A contraction column, the end of the contraction column away from the butterfly bolt passes through the side wall of the shrink box away from the compression plate and is fixed to the side wall of the contraction block away from the compression plate, and the contraction column It is slidably connected with the shrink box; a tension spring in an extended state is fixed between the side wall of the shrink block away from the pressing plate and the inner side wall of the shrink box away from the pressing plate.

By adopting the above technical solution, when the tension spring stretches, the contraction block moves away from the butterfly bolt, so that the contraction box moves in the direction of the butterfly bolt, and drives the compression plate to move toward the outside of the stone plate, so that the compression plate The sidewall of the bar and the stone plate away from the outer bending sheet bar is tightly pressed.

The present invention is further provided that, the middle part of the inner wall of the clamping arc groove is provided with a clamping groove, and the two ends of the pressing plate are fixed with clamping strips.

By adopting the above technical solution, when the pressing plate rotates to the middle of the clamping arc groove, the tension spring stretches, so that the pressing plate moves toward the butterfly bolt, so that the clamping strip fixed at the end of the pressing plate slides into the It is clamped into the clamping groove in the middle of the inner wall of the arc groove, so that the compression plate is clamped with the compression strip after rotation, preventing the compression plate from rotating, so that the compression strip is always pressed against the stone plate.

In the present invention, it is further provided that a water-separating groove is provided on the side wall of the pressing strip close to the stone plate, the length direction of the water-separating groove is vertical, and the water-swelling first rubber is fixed in the water-separating groove. strip.

By adopting the above technical solution, when rainwater enters between the inner bending strip and the outer bending strip and enters the gap between the inner bending strip and the stone plate, the first rubber strip collides with rainwater, making it difficult for rainwater to pass through the second rubber strip. A rubber strip enters between the stone slab and the concrete wall to prevent rainwater from corroding the connection between the stone slab and the concrete wall.

According to the present invention, a vertical waterproof groove in the longitudinal direction is provided on the side wall of the outer bending strip close to the stone plate, and a second rubber strip that expands with water is fixed in the waterproof groove.

By adopting the above technical solution, when rainwater enters the gap between the outer bending strip and the outer wall of the stone slab, the second rubber strip collides with rainwater, making it difficult for rainwater to enter the outer bending strip and the inner bending strip through the second rubber strip. Between the strips, prevent rainwater from corroding the butterfly bolts between the outer bending strips and the inner bending strips.

The present invention is further provided that the installation part includes a first installation groove opened on the upper edge surface of the stone plate, one end is set in the first installation groove and fixed with the inner wall of the first installation groove through concrete condensation. The upper bending strip, the second installation groove opened on the surface of the lower end edge of the stone slab, and the lower installation strip whose upper edge is set in the second installation groove and fixed with the inner wall by concrete pouring; The edge of the bending bar away from the stone plate is bent towards the installation angle, and the upper bending bar is provided with a first installation bolt; the bottom surface of the installation angle is welded and fixed with installation nuts, and the first installation bolts pass through in turn The upper surface of the upper bending strip and the bottom surface of the installation angle steel are threadedly connected with the installation nut; the second installation bolt is arranged on the lower installation strip, and the ends of the second installation bolt pass through the lower installation strip in turn And the upper bending bar is screwed with the upper bending bar.

By adopting the above technical scheme, the upper bending strip and the upper part of the stone slab are fixed by concrete coagulation in advance, and the lower installation strip and the bottom of the stone slab are fixed by concrete coagulation, so that both the upper part and the bottom of the stone slab are fixed relative to the installation angle steel, and the connection is firm.

The present invention is further set to, comprises the steps:

a. Preparatory work: prepare architectural drawings and measuring tools;

b. On-site setting out: locate according to the architectural planning and positioning map, and finally form at least 4 positioning piles on the construction site, and the setting out tool is a total station;

c. Material processing: process a certain number and size of the stone plates, the installation angle steel and the expansion bolts according to the size of the building wall;

d. Installation of the stone plate: the installation angle steel is first fixed to the concrete wall by expansion bolts, and the stone plate is laid on the concrete wall and fixed with the installation angle steel;

e. The installation of the corner joint: the inner bending strip passes between the stone panels perpendicular to each other at the corner of the building and enters between the stone panel and the concrete wall until the outer bending strip is connected to the The side wall of the stone plate far away from the concrete wall is offset, and then the butterfly bolt is rotated, so that the two ends of the pressing plate slide into the clamping arc grooves respectively, until the clamping strips at both ends of the pressing plate slide into the clamping groove, so that the pressing piece rotates to abut against the side wall of the stone plate away from the outer bending piece;

f. Glue spraying treatment: spray AB glue special for bonding stone in the gap between the stone plates;

g. Coloring treatment: after the AB glue between the stone boards is solidified, spray dye on the AB glue solidified between the stone boards, and the color of the dye is similar to the finish of the stone boards.

By adopting the above technical scheme, the gap between the stone plates is sprayed with special AB glue for bonding stone, so that the gap between the stone plates is filled, and the external rainwater is prevented from entering the stone plate and the concrete wall through the gap between the stone plates Between, while the dye is sprayed on the AB glue, and the color of the dye is similar to the finish of the stone board, which improves the overall feeling between the stone boards.

In summary, the beneficial technical effects of the present invention are:

1. After the stone slabs at the corner of the building are installed, the installer moves the inner bending strips through the gap between the mutually perpendicular stone slabs at the corner of the building towards the concrete wall until the outer bending strips are perpendicular to each other. Then the installer turns the butterfly bolt to make the compression plate rotate. At this time, the two ends of the compression plate are against the compression strips hinged on both sides of the inner bending strip, so that the compression strip rotates. Until it is pressed against the side wall of the stone slab away from the outer bending strip, so as to prevent rain leakage between the stone slabs at the corner of the building, and the setting of the corner joint is suitable for the sealing of various stone materials at the corner of the building , to avoid the processing and production of special right-angled stone panels, saving the cost of the overall stone;

2. When the butterfly bolt rotates, the compression plate rotates around the axis of the butterfly bolt, and its two ends gradually approach the compression strip and slide into the snap-fit arc groove, and the snap-fit arc groove is close to the inner wall of the stone plate by snap-fit From the end of the arc groove to its middle, it gradually bulges towards the concrete wall, so that the inner wall of the clamping arc groove parallel to the side wall of the stone plate is gradually pressed against the surface of the end of the pressure plate during the rotation of the pressure plate, so that The compression strip is tightly pressed against the stone plate;

3. When the pressing plate rotates to the middle of the clamping arc groove, the tension spring stretches, so that the pressing plate moves toward the butterfly bolt, so that the clamping strip fixed at the end of the pressing plate slides into the clamping arc groove In the clamping slot in the middle of the inner wall, the compression plate is clamped with the compression strip after rotation, preventing the compression plate from rotating, so that the compression strip is always pressed against the stone plate.

Description of drawings

Fig. 1 is the overall structural representation of embodiment;

Fig. 2 is a structural schematic diagram of the installation part;

Fig. 3 is a structural schematic diagram of a corner joint;

Fig. 4 is a schematic structural view of the constriction;

Fig. 5 is a schematic diagram of the structure of the clamping arc groove.

In the figure: 1, stone plate; 2, installation angle steel; 21, expansion bolt; 22, installation nut; 3, installation part; 31, first installation groove; 32, upper bending bar; 321, first installation bolt; 33 , the second installation groove; 34, the lower installation strip; 341, the second installation bolt; 4, the corner joint; 41, the outer bending strip; 411, the waterproof groove; 412, the second rubber strip; 42, the inner bending Strip; 43, fixed sleeve; 44, compression strip; 441, water isolation tank; 442, the first rubber strip; 441, clamping arc groove; 442, clamping groove; 45, butterfly bolt; 46, pressing Tightening plate; 461, shrinking part; 462, shrinking box; 463, shrinking block; 464, shrinking post; 465, tension spring; 466, clamping strip.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings.

As shown in FIG. 1 , a dry-hanging stone structure on a concrete wall includes a stone plate 1 , an installation angle steel 2 , an installation part 3 and a corner connection part 4 . The stone slab is a rectangular plate structure made of cut stone, which is vertically placed outside the concrete wall of the building, and covered with the concrete wall. As shown in FIG. 2 , the installation angle steel 2 is a strip structure with a right-angled cross section, its surface is galvanized, and its length direction is parallel to the concrete wall surface. The installation angle steel 2 is provided with expansion bolts 21, and the expansion bolts 21 extend into the concrete wall through the side wall of the installation angle steel 2 away from the concrete wall and are fixed with the concrete wall, so that the installation angle steel 2 is fixed on the concrete wall. In addition, a plurality of expansion bolts 21 are provided, and the plurality of expansion bolts 21 are arranged along the length direction of the installation angle steel 2 .

As shown in FIG. 1 and FIG. 2 , the installation part 3 is arranged between the upper and lower adjacent stone panels 1 , and includes a first installation groove 31 , an upper bending bar 32 , a second installation groove 33 and a lower installation bar 34 . The first installation groove 31 is opened on the surface of the upper edge of the stone board 1 , its opening is rectangular, and its cross-sectional length extends along the upper edge of the stone board 1 . The upper bending bar 32 is a strip structure with a right-angled section, and its length direction is consistent with the length direction of the upper edge of the stone plate 1. The bending edge on one side of the upper bending bar 32 is vertically arranged in the first installation groove 31 and It is fixed with the inner wall of the first installation groove 31 by concrete coagulation, and the bent edge on the other side extends toward the installation angle steel 2 . The upper bending bar 32 is provided with a first mounting bolt 321, and the mounting angle 2 is provided with a mounting nut 22. The axis of the mounting nut 22 is vertical, and its upper surface is fixed by welding with the bottom surface of the mounting angle 2. The end of the first installation bolt 321 vertically passes through the upper surface of the upper bending bar 32 , the bottom surface of the installation angle steel 2 and the installation bolt in sequence, and the first installation bolt 321 is threadedly connected with the installation nut 22 . The second installation groove 33 is opened on the lower edge surface of the stone board 1 , the opening is rectangular, and the length direction of the opening section extends along the length direction of the lower edge of the stone board 1 . The lower installation strip 34 is a rectangular strip, and its length direction is consistent with the length direction of the lower side edge of the stone plate 1. The upper side edge of the lower installation strip 34 is arranged in the second installation groove 33 and passes through the concrete wall with the second installation groove 33 inner wall. Condensation is fixed, and the lower side edge of the lower installation bar 34 is arranged on the side of the upper bending bar 32 located on the lower side away from the concrete wall surface. The lower mounting bar 34 is provided with a second mounting bolt 341, and the end of the second mounting bolt 341 passes horizontally through the side wall of the lower mounting bar 34 and the vertical section side wall of the upper bending bar 32 and is threaded with the upper bending bar 32. connection, when the second installation bolt 341 is tightened, the lower installation strip 34 is fixed with the upper bending strip 32 located at its lower side, so that the stone plate 1 connected to the lower installation strip 34 is fixed relative to the installation angle steel 2 there, and The upper part of the stone board 1 is fixed to the installation angle steel 2 close to the upper part by the upper bending bar 32, so that the stone board 1 is firmly connected with the building concrete wall.

As shown in FIG. 3 , the corner connection part 4 includes an outer bending piece 41 , an inner bending piece 42 , a fixing sleeve 43 , a pressing piece 44 , a butterfly bolt 45 and a pressing plate 46 . The outer bending strip 41 is a rectangular sheet structure, and its length direction is vertical. The outer bending strip 41 is arranged at the corner of the building and is located outside the two mutually perpendicular stone panels 1 there, and the outer bending strip 41 The two side edges of the two stone panels are respectively bent toward the two stone panels 1, and are fitted against the side walls of the two stone panels 1 away from the building. The inner bending strip 42 is rectangular and long, and its length direction is vertical. The inner bending strip 42 is arranged between the building concrete outer wall and the stone board 1 and between two stone boards 1 at the corner of the building. The fixing sleeve 43 is in the shape of a round tube, its axis is horizontal and perpendicular to the sidewall of the inner bending sheet 42 , and the fixing sleeve 43 is fixed between the inner bending sheet 42 and the outer bending sheet 41 . In addition, there are multiple fixed sleeves 43 between the outer bending strip 41 and the inner bending strip 42, and the multiple fixing sleeves 43 are arranged vertically. The compression strip 44 is a rectangular strip structure, and its length direction is vertical. The side edge of the compression strip 44 is hinged with the side edge of the inner bending strip 42, and the compression strip 44 is provided with two, two Two compression strips 44 are arranged on both sides of the inner bending strip 42 respectively. The axis of the butterfly bolt 45 is horizontal, and its end passes through the outer bending strip 41, the fixed sleeve 43 and the inner bending strip 42 successively, and the butterfly bolt 45 is connected with the outer bending strip 41 and the inner bending strip respectively. The strips 42 are rotatably connected. As shown in FIG. 4 , the compression plate 46 is an isosceles trapezoidal plate structure, which is arranged at the end of the butterfly bolt 45, and a contraction part 461 is provided between it and the butterfly bolt 45. The contraction part 461 includes a contraction box 462 , shrink block 463 , shrink post 464 and tension spring 465 . The shrink box 462 is a square box with a hollow structure inside, and it is fixed to the edge side wall of the pressing plate 46 near the end of the butterfly bolt 45 . The shrinking block 463 is a square block structure, which is arranged in the shrinking box 462 and is slidably connected with the inner wall of the shrinking box 462 , and the sliding direction of the shrinking block 463 is consistent with the axial direction of the butterfly bolt 45 . Shrink column 464 is a columnar structure with a square cross section, one end of which is fixed to the end of butterfly bolt 45, and the other end passes through shrink box 462 near the surface of wing bolt 45 and is fixed to shrink block 463, and shrink column 464 is connected to the shrink box 462 sliding connections. The tension spring 465 is arranged in the contraction box 462 and sleeved on the contraction column 464, and one end of the tension spring 465 is fixed to the inner side wall of the contraction column 464 away from the compression plate 46, and the other end is connected to the contraction block 463 to the side of the contraction column 464. The side wall is fixed, and in addition, the tension spring 465 is always in a stretched state, so that the pressing plate 46 is elastically connected and fixed to the butterfly bolt 45 .

As shown in Figure 5, the clamping arc groove 441 is provided on the surface of the pressing strip 44 close to the building. overlap, and the two ends of the clamping arc groove 441 communicate with the side surface of the pressing strip 44 close to the inner bending strip 42 . A locking groove 442 is formed on the middle inner wall of the locking arc groove 441 , the length direction of the locking groove 442 passes through the center of the circle surrounding the locking arc groove 441 , and the cross section of the locking groove 442 is semicircular. In addition, the inner wall of the engaging arc groove 441 is provided with the engaging groove 442 and gradually bulges toward the concrete wall from both ends of the engaging arc groove 441 to the middle thereof. As shown in FIG. 4 , the surface of the end of the pressing plate 46 is inclined to be parallel to the surface of the pressing strip 44 close to the end, and the surface of the clamping arc groove 441 is provided, and the surface of the end is fixed with a clamping strip 466. The connecting strip 466 is a strip structure with a semicircular cross section. The length direction of the clamping strip 466 passes through the axis of the butterfly bolt 45, so that when the butterfly bolt 45 rotates, the pressing plate 46 rotates thereupon and compresses. The two ends of the plate 46 are respectively arranged in the clamping arc grooves 441 on the two pressing strips 44 and slide. At this time, the tension spring 465 is stretched, so that the clamping strips 466 on the ends of the pressing plate 46 are aligned with the clamping arcs. The inner walls of the slot 441 are in contact with each other, and the inner wall of the snap-in arc slot 441 gradually bulges from its two ends to the middle, so that the abutting effect between the snap-in bar 466 and the inner wall of the snap-in arc slot 441 becomes larger and larger until When the trapezoidal surface of the pressing plate 46 turns horizontally, the tension spring 465 is stretched, so that the snap-in strip 466 slides into the snap-in groove 442 and presses against the inner wall of the snap-in groove 442, so that the end of the pressing plate 46 is in contact with the snap-in groove 442. The inner wall of the arc-connecting groove 441 is clamped, and now the side wall of the compression strip 44 away from the compression plate 46 and the side wall of the stone plate 1 away from the outer bending strip 41 are attached and tightly pressed.

As shown in Figure 3, the surface of the compression strip 44 near the stone plate 1 is provided with a water isolation groove 441, the length direction of the water isolation groove 441 is vertical, and its two ends are respectively connected with the compression strip 44 two ends, and the water isolation groove 441 The horizontal section is rectangular. The first rubber strip 442 is arranged in the water-isolation groove 441, and the first rubber strip 442 is a strip-shaped structure with a rectangular cross section, which is arranged in the water-isolation groove 441 and fixed with the inner wall of the water-isolation groove 441, and the first rubber strip 442 is formed by meeting Made of water-swellable rubber. A waterproof groove 411 is provided on the surface of the outer bending strip 41 close to the stone plate 1 , the length direction of the waterproof groove 411 is vertical, and its horizontal section is rectangular. Two waterproof grooves 411 are provided on the outer bending strip 41 , and the two waterproof grooves 411 are respectively arranged on two sides of the outer bending strip 41 , and a second rubber strip 412 is disposed inside the waterproof groove 411 . The length direction of the second rubber strip 412 is vertical, and its horizontal section is rectangular. The second rubber strip 412 is made of water-swellable rubber, and it is arranged in the waterproof groove 411 and fixed to the inner wall of the waterproof groove 411 .

In addition, this embodiment also discloses a construction method for dry-hanging stone structures on concrete walls, comprising the following steps:

a. Preparatory work: prepare architectural drawings and measuring tools;

b. On-site setting out: locate according to the architectural planning and positioning map, and finally form at least 4 positioning piles on the construction site, and the setting out tool is a total station;

c. Material processing: process a certain number and size of the stone plates 1, the installation angle steel 2 and the expansion bolts 21 according to the area size of the building wall, so that the stone plates 1 are covered with the building wall;

d. Stone plate 1 installation: The construction personnel drill holes on the building concrete wall in advance, then align the upper hole of the installation angle steel 2 with the hole on the concrete wall, and then pass the expansion bolt 21 through the installation angle steel 2 and the concrete wall Fix; then the construction personnel aligns the hole on the upper bending strip 32 on the stone plate 1 with the installation nut 22 welded on the bottom surface of the installation angle steel 2, and then the construction personnel passes the first installation bolt 321 through the upper bending strip 32 And install angle steel 2 and tighten with mounting nut 22; Finally, the hole on the lower mounting bar 34 of another stone plate 1 bottom of the construction personnel is aligned with the hole on the vertical section of the upper bending bar 32 at this place, and then the second Two installation bolts 341 pass through the lower installation strip 34 and are screwed tightly with the upper bending strip 32, so that the bottom of the stone plate 1 on the upper side is fixed relative to the installation angle steel 2; install upwards;

e. Installation of the corner connection part 4: the inner bending strip 42 enters between the stone slab 1 and the concrete wall through the mutually perpendicular stone slabs 1 at the corner of the building until the outer bending strip 41 is far away from the stone slab 1 The side walls of the concrete wall are offset, and then the construction workers turn the butterfly bolt 45, so that the two ends of the compression plate 46 slide into the clamping arc grooves 441 on the two compression strips 44, until the end of the compression plate 46 The clamping strip 466 at the top slides into the clamping groove 442, so that the pressing piece 44 rotates to press against the side wall of the stone plate 1 away from the outer bending piece 41;

f. Glue spraying treatment: Spray AB glue special for bonding stone in the gap between stone plates 1, so that the AB glue at this place is flush with the side wall of stone plate 1 away from the building;

g. Coloring treatment: After the AB glue between the stone boards 1 is solidified, spray dye on the solidified AB glue between the stone boards 1, and the color of the dye is similar to the finish of the stone board 1.

When this embodiment is in use, after the stone plate 1 at the corner of the building is installed, the stone plate 1 is clamped between the outer bending strips 41 and the compression strips 44, and the outer bending strips 41 seal the building. The gap between the stone panels 1 perpendicular to each other at the corner can prevent rain leakage between the stone panels 1 at the corner of the building, and the setting of the corner connection part 4 is suitable for the sealing of various stone materials at the corner of the building to avoid The processing and manufacture of the special right-angled stone plate 1 is simplified, and the cost of the whole stone is saved.

The above descriptions are only preferred implementations of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. A dry-hanging stone structure on a concrete wall, comprising a stone plate (1) arranged outside the concrete wall and parallel to the concrete wall, and an installation angle steel (2) connected and fixed to the concrete wall by expansion bolts (21) , the installation part (3) arranged between the stone board (1) and the installation angle steel (2) and the corner connection part (4) arranged between the stone board (1) at the corner of the building, characterized in that: The corner connection part (4) includes an outer bending strip (41) arranged at the corner of the concrete wall and outside the stone board (1), arranged at the corner of the concrete wall and outside the stone board (1) The inner bending strip (42) is fixed between the outer bending strip (41) and the inner bending strip (42) and passes through the stone boards (1) perpendicular to each other. between the fixed sleeve (43), the compression strips (44) hinged on both sides of the inner bending strip (42), and the ends pass through the outer bending strip (41) and the The butterfly bolt (45) of the inner bending strip (42) and the pressing plate (46) arranged on the end of the butterfly bolt (45), the butterfly bolt (45) and the outer The bending strips (41) and the inner bending strips (42) are rotationally connected; the two compression strips (44) on both sides of the inner bending strips (42) are respectively connected to the two mutually perpendicular The side walls of the stone board (1) close to the wall are attached and offset, the board surface of the pressing board (46) is horizontal, and the side walls at both ends of the board are attached to the pressing strips (44) away from the stone board ( 1) and against the side wall. 2. A dry-hanging stone structure on a concrete wall according to claim 1, characterized in that: the side wall of the pressing piece (44) away from the stone plate (1) is provided with a snap-in arc groove (441), the end of the pressing plate (46) is slidingly connected to the inner wall of the clamping arc groove (441); the inner wall of the clamping arc groove (441) is close to the stone plate (1) by the The clamping arc groove (441) end to its middle gradually bulges towards the concrete wall; the pressing plate (46) is elastically connected and fixed to the butterfly bolt (45). 3. A dry-hanging stone structure on a concrete wall according to claim 2, characterized in that: a shrinkage box (462) is fixed on the side wall of the pressing plate (46) close to the butterfly bolt (45) ), the shrinking box (462) is slidingly connected with a shrinking block (463); the end of the butterfly bolt (45) is fixed with a shrinking column (464) with a square section, and the shrinking column (464) is far away from the One end of the butterfly bolt (45) passes through the side wall of the shrink box (462) away from the pressure plate (46) and is fixed with the side wall of the shrink block (463) away from the pressure plate (46) , and the shrinkage column (464) is slidingly connected with the shrinkage box (462); the sidewall of the shrinkage block (463) away from the compression plate (46) is away from the compression A tension spring (465) maintained in a stretched state is fixed between the inner side walls of the plates (46). 4. A dry-hanging stone structure on a concrete wall according to claim 3, characterized in that: a clamping groove (442) is provided in the middle of the inner wall of the clamping arc groove (441), and the pressing plate ( 46) Both ends are fixed with clamping strips (466). 5. A dry-hanging stone structure on a concrete wall according to claim 1, characterized in that: the side wall of the pressing piece (44) close to the stone plate (1) is provided with a water-repellent groove (441) , the longitudinal direction of the water-separating groove (441) is vertical, and the water-swelling first rubber strip (442) is fixed in the water-separating groove (441). 6. A dry-hanging stone structure on a concrete wall according to claim 1, characterized in that: the side wall of the outer bending strip (41) close to the stone plate (1) is provided with a vertical vertical wall in the length direction. A straight waterproof groove (411), and a second rubber strip (412) that expands with water is fixed in the waterproof groove (411). 7. A dry-hanging stone structure on a concrete wall according to claim 4, characterized in that: the installation part (3) includes a first installation groove opened on the upper edge surface of the stone board (1) (31), one end is set in the first installation groove (31) and the upper bending strip (32) fixed with the inner wall of the first installation groove (31) through concrete coagulation, set at the lower end of the stone plate (1) The second installation groove (33) on the edge surface and the upper side edge are arranged in the second installation groove (33) and the lower installation strip (34) fixed with the inner wall by concrete pouring; the upper bending strip ( 32) The edge away from the stone plate (1) is bent toward the installation angle steel (2), and the upper bending bar (32) is provided with a first installation bolt (321); the bottom surface of the installation angle steel (2) An installation nut (22) is fixed by welding, and the first installation bolt (321) passes through the upper surface of the upper bending bar (32) and the bottom surface of the installation angle steel (2) in sequence and connects with the installation nut (22) threaded connection; the lower mounting bar (34) is provided with a second mounting bolt (341), and the end of the second mounting bolt (341) passes through the lower mounting bar (34) and the upper bending bar ( 32) and be threaded with the last bending bar (32). 8. the construction method of a kind of concrete wall dry hanging stone structure according to claim 7, is characterized in that: comprise the steps: a. Preparatory work: prepare architectural drawings and measuring tools; b. On-site setting out: locate according to the architectural planning and positioning map, and finally form at least 4 positioning piles on the construction site, and the setting out tool is a total station; c. Material processing: process a certain number and size of the stone panels (1), the installation angle steel (2) and the expansion bolts (21) according to the size of the building wall; d. The stone plate (1) is installed: the installation angle steel (2) is first fixed to the concrete wall by expansion bolts (21), and the stone plate (1) is laid on the concrete wall and connected with the installation Angle steel (2) is fixed; e. The installation of the corner connection part (4): the inner bending strip (42) enters between the stone board (1) and the concrete wall through the stone board (1) perpendicular to each other at the corner of the building until the outer bending strip (41) is against the side wall of the stone slab (1) away from the concrete wall, and then the butterfly bolt (45) is rotated so that the pressing plate (46) The two ends slide into the clamping arc grooves (441) respectively, until the clamping strips (466) at both ends of the compression plate (46) slide into the clamping grooves (442), so that the compression strips (44 ) is rotated to abut against the side wall of the stone plate (1) away from the outer bending strip (41); f. Glue spraying treatment: spray AB glue special for bonding stone in the gap between the stone plates (1); g. Coloring treatment: after the AB glue between the stone boards (1) is solidified, spray dye on the AB glue solidified between the stone boards (1), and the color of the dye is the same as that of the stone board (1) ) with similar finishes.