CN217871017U

CN217871017U - Rearmounted piece system that buries of stone material curtain

Info

Publication number: CN217871017U
Application number: CN202221891031.7U
Authority: CN
Inventors: 王海清; 郭熙朝; 付勤友; 肖鑫琦; 李茂玲; 周旭; 谢政科
Original assignee: Wuhan Construction Engineering Co Ltd
Current assignee: Wuhan Construction Engineering Co Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-22
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a rear embedded system of a stone curtain wall, which comprises a grouting screw rod connected in a panel long circular hole of a stone panel; a first thread section and a second thread section are respectively formed at two ends of the grouting screw, the first thread section is positioned at the bottom of the panel slotted hole and is in threaded connection with a front pressing sheet, and the second thread section extends out of the panel slotted hole and is fixed with an alloy pendant through a nut; the middle section of the grouting screw rod is of a rodent structure; the grouting screw is internally provided with a grout discharging hole which is parallel to the central axis and communicated with the rodent structure. The utility model adopts the mode of grouting in the long round hole, the slurry is fully contacted with the hole wall and the screw, the whole body is easy to form, and the bonding effect is good; after the adhesive is hardened, the adhesive and the screw can bear the dead weight of the stone in the vertical direction together, and due to the mutually meshed structure of the adhesive and the grouting screw, the pulling resistance in the horizontal direction is large, the stress performance of the whole rear embedded part system in the horizontal and vertical directions is good, and the connection is safer.

Description

Rearmounted piece system that buries of stone material curtain

Technical Field

The utility model relates to an architectural decoration's technical field especially relates to a rearmounted piece system that buries of stone material curtain, is applicable to the stone material curtain and connects.

Background

The stone curtain wall is the same as the glass curtain wall, is a building facade decoration material which is popular at present, is dry-hanging stone for building decoration, is thick and heavy like a classical picture, and has good integral decoration effect.

In the traditional rear embedded part system structure of the dry hanging stone curtain wall, expansion bolts are driven into the long round holes on the stone panel to fix the hanging parts on the panel. The back bolt connection mode has excellent and stable performance when bearing the dead weight load caused by hanging and mounting the stone, but the horizontal pulling resistance is obviously insufficient.

In high-rise and super high-rise buildings, when the wind load direction is continuously changed or the horizontal deformation of the buildings is changed along with the wind load direction under the action of medium and small earthquakes, the connection is easy to generate fatigue damage to lose efficacy, and hazardous accidents occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model aims to solve the technical problem that a rearmounted piece system that buries of stone material curtain is provided, through the filling injection screw rod to the downthehole little inflation binder that fills of slotted on the stone material panel, make the two firmly combine, form a whole, improve the atress performance of connecting, it is fixed with pendant and stone material through bolted connection, constitute rearmounted piece system that buries, connect safelyr.

In order to achieve the purpose, the utility model provides a rear embedded system of a stone curtain wall, which comprises a grouting screw rod connected in a panel slotted hole of a stone panel; a first thread section and a second thread section are respectively formed at two ends of the grouting screw, the first thread section is positioned at the bottom of the panel slotted hole and is in threaded connection with a front pressing sheet, and the second thread section extends out of the panel slotted hole and is fixed with an alloy pendant through a nut; the diameter of the front pressing piece is larger than that of the grouting screw and is matched with that of the panel long circular hole; the middle section of the grouting screw rod, which is positioned between the first thread section and the second thread section, is of a rodent structure; and a grout discharge hole which is parallel to the central axis of the grouting screw and is communicated with the rodent structure is arranged in the grouting screw, and is used for injecting a binding agent into the panel long circular hole and filling a gap between the panel long circular hole and the grouting screw.

Preferably, the rodent structure comprises concave parts which are inwards concave at intervals from the peripheral surface of the middle section of the grouting screw.

Furthermore, the number of the slurry discharging holes is four, and the slurry discharging holes are uniformly distributed in a circumferential manner in the radial direction of the grouting screw rod by taking the axis of the grouting screw rod as the center of a circle; the slurry discharge hole penetrates through the inner concave part.

Preferably, the panel oblong holes are arranged at four corners of the stone panel and are 150mm away from the edges of the corners; the diameter of the panel oblong hole is 20mm, and the depth of the panel oblong hole is 25mm.

Further, the diameter of the first thread section and the diameter of the second thread section are 15mm, and the depth of the inner concave part in the radial direction of the grouting screw is 5mm.

Furthermore, the length of the first thread section is 5mm, the length of the second thread section is 20mm, and after the second thread section fixes the alloy pendant through the nut, the second thread section is exposed out of the nut 2-3 threads.

Preferably, the front tabletting is a thin steel disc with the thickness of 5mm and the diameter of 19mm; and a penetrating bolt hole with the diameter of 15mm and connected with the first threaded section is formed in the center of the front pressing plate.

Compared with the prior art, the utility model discloses a rearmounted piece system that buries of stone material curtain's beneficial effect as follows:

the utility model adopts the mode of grouting in the long round hole, the slurry is fully contacted with the hole wall and the screw, the whole body is easy to form, and the bonding effect is good; the adhesive can bear the dead weight of the stone material in the vertical direction together with the screw rod after being hardened, and meanwhile, due to the mutually meshed structure of the adhesive and the grouting screw rod, the pulling resistance in the horizontal direction is large, the stress performance of the whole rear embedded part system in the horizontal and vertical directions is good, and the connection is safer.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a rear embedded system of a stone curtain wall according to the present invention;

FIG. 2 is a schematic structural view of the grouting screw of the present invention;

fig. 3 is a schematic cross-sectional view of the grouting screw according to the present invention;

FIG. 4 is a detailed construction view of the grouting screw connected in the oblong hole of the panel;

in the drawings, 1-nut; 2-grouting screw; 3, pre-tabletting; 4-stone panels; 5-alloy hanging parts; 6-panel slotted holes; 21-grout outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The following describes the post-embedded system of stone curtain wall in detail with reference to fig. 1 to 4.

The utility model discloses a rearmounted piece system that buries of stone material curtain is including connecting slip casting screw rod 2 in stone material panel 4's panel slotted hole 6, and the both ends of slip casting screw rod 2 are formed with first screw thread section and second screw thread section respectively, and first screw thread section is located the bottom and the threaded connection of panel slotted hole 6 has leading preforming 3, and the second screw thread section stretches out outside panel slotted hole 6 and is fixed with alloy pendant 5 through nut 1.

It has panel slotted hole 6 to open on the stone material panel 4 for the installation back of the body is tied, and the back of the body is tied and is become by slip casting screw rod 2, nut 1 and leading preforming 3, and the both ends of slip casting screw rod 2 are threaded, and the interlude that is located between first screw section and the second screw section is the rodent column structure, makes things convenient for the slip casting. The center of the front pressing piece 3 is provided with a penetrating bolt hole, the front pressing piece is conveniently connected with a first thread section of the grouting screw rod 2, and the nut 1 is connected with a second thread section of the grouting screw rod 2 and used for fixing the alloy hanging piece 5 on the stone panel 4.

The diameter of the front pressing piece 3 is larger than that of the grouting screw rod 2 and is matched with the diameter of the panel long circular hole 6, and the front pressing piece 3 has the following two purposes: the diameter of the front pressing piece 3 is matched with that of the panel long round hole 6, and the diameter of the grouting screw 2 can be large or small (the maximum diameter does not exceed that of the panel long round hole 6), so that the diameter of the grouting screw 2 can be conveniently adjusted by configuring the front pressing piece 3, and the front pressing piece is more flexible and is in practical fit; the front pressing piece 3 has the same rodent modeling effect as the grouting screw 2, and the second guarantee of the pulling resistance of the back bolt in the horizontal direction is increased.

And a grout discharge hole 21 which is parallel to the central axis of the grouting screw rod 2 and is communicated with the rodent structure is formed in the grouting screw rod 2 and is used for injecting a bonding agent into the panel oblong hole 6 and filling a gap between the panel oblong hole 6 and the grouting screw rod 2.

The rodent structure of the middle section of the grouting screw 2 comprises concave parts which are inwards concave at intervals from the circumferential surface of the middle section of the grouting screw 2. The number of the slurry discharge holes 21 is four, and the slurry discharge holes 21 are circumferentially and uniformly distributed in the radial direction of the grouting screw 2 with the axis of the grouting screw 2 as the center of a circle, and penetrate through the concave part. The interlude designs for the dentate to it has the hole of letting out to run through, makes things convenient for the slip casting and strengthens the occlusal force with the binder. The non-thread section of the hollow grouting screw is designed into a toothed shape, namely, the middle section is an inner concave part at intervals, and the number of the inner concave parts can be flexibly arranged according to the actual situation (see fig. 2).

Furthermore, the diameter of the panel oblong hole 6 is slightly larger than that of the front pressing sheet 3, so that the front pressing sheet 3 can be placed conveniently, and the depth ensures that the second thread section of the grouting screw 2 is exposed out of the screw thread of the nut 2-3 after the alloy hanging piece 5 is fixed.

Connecting a first thread section of a grouting screw rod 2 with a front pressing sheet 3, then placing the grouting screw rod in a panel long circular hole 6, starting pressure grouting from a second thread section at the other end, stopping grouting when the panel long circular hole 6 begins to overflow, removing redundant slurry, maintaining to a designed strength, then sequentially sleeving a gasket, placing an alloy pendant 5 and tightening a nut 1 to form a rear embedded part system.

Specifically, according to the actual dimension of the stone (880 × 570 × 35 mm), panel oblong holes 6 with a diameter of 20mm and a depth of 25mm are formed at positions 150mm away from each side at four corners of the stone panel 4. Slip casting screw rod 2 is the hollow steel material of processing, and upper and lower end belt thread, the interlude are the serration, and the diameter of first screw thread section and second screw thread section is 15mm, and the diameter of interior concave part is 10mm, and promptly, the degree of depth of interior concave part in slip casting screw rod 2's radial direction is 5mm. The length of the grouting screw rod 2 is 50mm, the lengths of the first thread section and the second thread section are 5mm and 20mm respectively, the first thread section is used for being connected with the front pressing piece 3, and the second thread section is convenient for fixing the alloy hanging piece 5 by using the nut 1.

In addition, the front pressing sheet 3 of the utility model is a steel thin disc with the thickness of 5mm and the diameter of 19mm, which is convenient to be implanted into the panel long round hole 6; the center of the front pressing plate 3 is provided with a penetrating bolt hole with the diameter of 15mm, so that the front pressing plate can be conveniently connected with the first thread section of the grouting screw rod 2.

The construction process of the stone curtain wall rear embedded system of the present invention is briefly described below with reference to fig. 1 to 4 in combination with the description of the above structural features:

1. and drilling a panel slotted hole 6 at the corresponding position of the stone panel 4, clearing broken slag in the hole after the completion, washing the broken slag clean and drying, and horizontally placing the stone panel 4 to enable one side of the hole to be upward.

2. And (3) processing the grouting screw 2 and the front pressing piece 3, screwing the front pressing piece 3 on the short thread section (first thread section) of the grouting screw 2, and placing the front pressing piece 3 in the panel long circular hole 6, wherein the front pressing piece 3 is positioned at the bottom of the hole.

3. And (3) adopting a pressure grouting mode, continuously pressing a micro-expansion binder into the grouting screw rod by using a guide pipe, moving the guide pipe from the bottom of the grouting screw rod 2 to the top at intervals of 5-10s, filling the slurry into the screw rod and the long circular hole in a layering manner, reducing grouting pressure after the slurry is fully overflowed around the long circular hole after the top of the grouting screw rod is reached, stopping grouting after the slurry is overflowed inside the grouting screw rod, and removing the redundant slurry around the long circular hole 6 of the panel and on the grouting screw rod 2. The grouting screw 2 is a hollow pipe (with a certain wall thickness) with a full length, and a grouting guide pipe is used for gradually grouting upwards in layers from the bottom of the screw to ensure compactness. When the guide pipe moves to the top of the screw rod, grouting should be stopped after the slurry begins to overflow from the inside of the screw rod.

4. After the slurry is cured to the designed strength, sequentially sleeving a gasket on the long thread section (second thread section) of the grouting screw rod 2, placing an alloy pendant 5, and screwing a nut 1 to form a rear embedded part system.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can understand that the changes or substitutions obtained within the technical scope of the present invention should be covered within the scope of the present invention.

Claims

1. A stone curtain wall postposition embedded system is characterized by comprising a grouting screw rod (2) connected in a panel long circular hole (6) of a stone panel (4);

a first thread section and a second thread section are respectively formed at two ends of the grouting screw (2), the first thread section is positioned at the bottom of the panel slotted hole (6) and is in threaded connection with a front pressing sheet (3), and the second thread section extends out of the panel slotted hole (6) and is fixedly provided with an alloy pendant (5) through a nut (1);

the diameter of the front pressing piece (3) is larger than that of the grouting screw (2) and is matched with that of the panel long round hole (6);

the middle section of the grouting screw (2) between the first thread section and the second thread section is of a rodent structure; and a grout discharging hole (21) which is parallel to the central axis of the grouting screw rod (2) and communicated with the rodent structure is formed in the grouting screw rod (2) and is used for injecting a bonding agent into the panel long circular hole (6) and filling a gap between the panel long circular hole (6) and the grouting screw rod (2).

2. The stone curtain wall rear embedded system as claimed in claim 1, wherein the tooth-like structure comprises inner recesses recessed at intervals from the circumference of the middle section of the grouting screw (2).

3. The stone curtain wall rear embedded part system as claimed in claim 2, wherein the number of the grout outlet holes (21) is four, and the grout outlet holes are circumferentially and uniformly distributed in the radial direction of the grouting screw (2) by taking the axial center of the grouting screw (2) as the center of a circle;

the slurry discharge hole (21) penetrates through the inner concave part.

4. The stone curtain wall rear embedded system as claimed in claim 2, wherein the panel oblong holes (6) are arranged at the four corners of the stone panel (4) and are 150mm each from the edge of each corner; the diameter of the panel oblong hole (6) is 20mm, and the depth of the panel oblong hole is 25mm.

5. The stone curtain wall rear insert system according to claim 4, wherein the diameter of the first and second screw thread segments is 15mm and the depth of the inner recess in the radial direction of the grouting screw (2) is 5mm.

6. The stone curtain wall rear embedded part system as claimed in claim 4, wherein the length of the first thread section is 5mm, the length of the second thread section is 20mm, and the second thread section is exposed out of the nut (1) 2-3 threads after the alloy pendant (5) is fixed by the nut (1).

7. The system for the post-embedding of stone curtain walls according to claim 4, characterized in that said pre-pressing plate (3) is a thin disc of steel with a thickness of 5mm and a diameter of 19mm; the center of the front pressing plate (3) is provided with a penetrating bolt hole with the diameter of 15mm, and the penetrating bolt hole is connected with the first threaded section.