CN216587077U

CN216587077U - Building external wall insulation crab-bolt

Info

Publication number: CN216587077U
Application number: CN202122766970.0U
Authority: CN
Inventors: 和灵君; 鲜斌; 苟宗刚; 张少金; 李英霞; 赵俊杰; 陈世梁; 王以哲; 田华民; 刘琳; 谭时清; 米波; 刘兵; 何全安; 王广刚; 徐海儒; 胡英雄; 苏万鹏; 白立祥; 白震川
Original assignee: Zhongzhuang Weiye Construction Development Co ltd
Current assignee: Zhongzhuang Weiye Construction Development Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-05-24
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a building external wall heat-insulation anchor bolt which comprises an anchor rod, wherein a plurality of snap rings are integrally connected to the position, close to the bottom, of the anchor rod, the snap rings are arranged to protrude out of the outer surface of the anchor rod, an inner shrinkage area is formed between every two adjacent snap rings, the thickness of the anchor rod in the inner shrinkage area is half of that of other positions, through grooves are formed in the front side and the rear side of the anchor rod corresponding to the positions of the snap rings, threads are arranged on the inner wall of the anchor rod, threads are not arranged on the inner wall corresponding to the positions of the snap rings and the inner shrinkage area, and a screw is screwed with the inner side of the anchor rod through threads. The utility model provides a building outer wall heat-insulation anchor bolt which is ingenious in structural arrangement and reasonable in arrangement, a screw rod rotates continuously after rotating to the top of an anchor rod, the anchor rod in an inner shrinkage area deforms under the action of front and back compression of the anchor rod, the anchor rod in the inner shrinkage area can only protrude outwards to deform under the limitation of the screw rod, and the heat-insulation plate is tightly fixed due to the arrangement of a clamping ring, so that the friction force of the clamping ring is high, the heat-insulation anchor bolt is affected by the protruding deformation of the anchor rod, is more tightly attached to the inner wall of a hole, and the firmness is greatly improved.

Description

Building external wall insulation crab-bolt

Technical Field

The utility model relates to the technical field of external wall equipment, in particular to a building external wall heat-insulation anchor bolt.

Background

The prior art can refer to chinese patent with publication number CN101187260A, and it discloses an invisible anchor bolt, including banded presser foot and fastener, is provided with the barb on the fastener outer wall, punches on heated board and the outer wall earlier during the use, then passes the through-hole with the one end that is provided with the barb on the fastener and inserts in the outer wall, makes the anchor bolt can fix inside the outer wall. However, because barb setting on the crab-bolt is at the one end that the fastener inserted the wall body, if the barb of wall body inside other damages such as fracture appear, can lead to the crab-bolt very easily from inside the emergence of wall body and heated board to drop.

Therefore, the inventor provides the building external wall heat-insulation anchor bolt by combining various factors.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a building external wall heat-insulation anchor bolt to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a building outer wall heat preservation crab-bolt, includes the stock, stock cavity and open-top set up, stock top integrated into one piece is connected with the fixed plate, lean on bottom position integrated into one piece to be connected with a plurality of snap rings on the stock, snap ring protrusion stock surface sets up, be the retraction area between the adjacent snap ring, the stock thickness in retraction area is half of other position thickness, both sides correspond the snap ring position and have seted up logical groove around on the stock, be equipped with the screw thread on the stock inner wall, wherein correspond not set up the screw thread on the inner wall of snap ring and retraction area position, the screw thread passes through the screw thread and revolves with the stock inboard.

Punch on the wall earlier during the use, penetrate the stock intrinsic with the stock from the heated board with the screw rod, it is downthehole to drive the stock nail, then twist and move the screw rod and utilize the screw thread relation to make the screw rod remove in to the stock, because retraction area and non-screw thread setting, the screw rod continues to rotate behind the stock top, the stock that pressurized can make retraction area around the stock produces deformation, receive the restriction of screw rod simultaneously, the stock in retraction area can only outwards bulge the deformation, the setting of collocation snap ring, make the heated board tightly fixed, the snap ring frictional force is high, receive the protrusion deformation influence of stock simultaneously, inseparabler with the downthehole wall laminating, the firmness promotes greatly.

As a further scheme of the utility model: the fixed plate is provided with a groove, a fixed rod is placed in the groove, the screw rod penetrates through a through hole formed in the middle of the fixed rod, the fixed rod is placed on the groove before penetrating into the anchor rod, the screw rod is tightly fixed on the fixed plate with the fixed rod after being fixed with the anchor rod, the contact stress area of the fixed rod and the insulation board is increased, and the fixing effect of the insulation board is improved.

As a further scheme of the utility model: the groove is provided with two mutually perpendicular front and back parts and left and right parts, and the fixing rod is placed in the groove in a cross shape, so that the stress area is further increased.

As a further scheme of the utility model: correspond snap ring position integrated into one piece on the stock inner wall and be connected with the lug, the lug is the trapezium structure setting, extrudees the lug when the screw rod is twisted in, and the lug promotes the outward deformation of shrinkage zone, has further promotion effect to the fixed firmness in stock and wall hole.

As a further scheme of the utility model: the cavity has been preset to snap ring internal center position, and when the snap ring offseted with the wall downthehole wall, can make the snap ring oppression warp to be favorable to the snap ring to expand along the clearance of stock and wall downthehole wall, increase the frictional force in stock and wall hole, promote the fixed strength of crab-bolt by a wide margin.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a building outer wall heat-insulating anchor bolt, which is ingenious in structural arrangement and reasonable in arrangement, and due to the internal contraction area and the non-threaded arrangement thereof, a screw rod continues to rotate after rotating to the top of an anchor rod, the anchor rod in the internal contraction area can deform under the front and back compression of the anchor rod, and is limited by the screw rod, the anchor rod in the internal contraction area can only protrude outwards and deform, and the arrangement of a snap ring is matched, so that a heat-insulating plate is tightly fixed, the friction force of the snap ring is high, and the heat-insulating anchor bolt is affected by the protruding deformation of the anchor rod, is more tightly attached to the inner wall of a hole, and the firmness is greatly improved;

2. the cavity is preset in the center of the inner side of the clamping ring, and when the clamping ring abuts against the inner wall of the wall hole, the clamping ring can be pressed to deform, so that the clamping ring can be expanded along the gap between the anchor rod and the inner wall of the wall hole, the friction force between the anchor rod and the wall hole is increased, and the fixing strength of the anchor rod is greatly improved;

3. the heat-insulation anchor bolt has the advantages of simple structure, convenience and rapidness in use, high fixing strength and difficulty in loosening.

Drawings

FIG. 1 is a front view of an insulation anchor bolt for an exterior wall of a building.

Fig. 2 is a schematic structural view of a building external wall insulation anchor bolt.

FIG. 3 is a partial cross-sectional view of an anchor bolt of a second embodiment of an insulation anchor bolt for an exterior wall of a building.

In the figure: 1. an anchor rod; 11. a fixing plate; 12. a snap ring; 13. a through groove; 14. a retraction area; 15. a groove; 16. a cavity; 17. a bump; 2. a screw; 3. fixing the rod; 31. and a through hole.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

In the first embodiment, please refer to fig. 1 and 2, a building external wall insulation anchor bolt comprises an anchor rod 1, a screw rod 2 and a fixing rod 3;

the anchor rod 1 is hollow and is provided with an opening at the top, a plurality of clamping rings 12 are integrally connected to the position, close to the bottom, of the anchor rod 1, the clamping rings 12 protrude out of the outer surface of the anchor rod 1, an inward shrinkage area 14 is arranged between the adjacent clamping rings 12, the thickness of the anchor rod 1 of the inward shrinkage area 14 is half of the thickness of other positions, through grooves 13 are formed in the front side and the rear side of the anchor rod 1 corresponding to the positions of the clamping rings 12, threads are arranged on the inner wall of the anchor rod 1, and threads are not formed on the inner wall corresponding to the positions of the clamping rings 12 and the inward shrinkage area 14;

the anchor rod 1 top integrated into one piece is connected with fixed plate 11, offers around and about two mutually perpendicular's recess 15 on the fixed plate 11, and dead lever 3 is cross and places in recess 15, and screw rod 2 is inboard with anchor rod 1 through the screw thread soon, and screw rod 2 passes the through-hole 31 that 3 intermediate positions of dead lever were seted up simultaneously.

In the second embodiment, referring to fig. 1 to 3, a building external wall insulation anchor bolt includes an anchor rod 1, a screw rod 2 and a fixing rod 3;

the top of the anchor rod 1 is integrally connected with a fixing plate 11, the fixing plate 11 is provided with a front groove 15, a rear groove 15 and a left groove 15 which are perpendicular to each other, the fixing rod 3 is placed in the grooves 15 in a cross shape, the screw rod 2 is screwed with the inner side of the anchor rod 1 through threads, and the screw rod 2 simultaneously penetrates through a through hole 31 formed in the middle of the fixing rod 3;

the inner wall of the anchor rod 1 is integrally connected with a convex block 17 corresponding to the position of the snap ring 12, the convex block 17 is arranged in a trapezoidal structure, and a cavity 16 is preset in the center position of the snap ring 12.

The working principle of the utility model is as follows: punch on the wall earlier during the use, penetrate anchor rod 1 again in anchor rod 1 with screw rod 2, it is downthehole to drive anchor rod 1, then it utilizes the screw thread relation to make screw rod 2 remove in to anchor rod 1 to twist screw rod 2, because retraction area 14 and non-screw thread setting thereof, screw rod 2 continues to rotate after changeing to anchor rod 1 top, the stock that pressurized can make retraction area 14 around anchor rod 1 produces deformation, and lug 17 receives screw rod 2 to offset the outside deformation of the stock that further promotes retraction area 14, receive screw rod 2's restriction simultaneously, retraction area 14's stock can only outwards bulge and warp, the setting of collocation snap ring 12, make the heated board by the fixed tightly, snap ring 12 frictional force is high, receive anchor rod 1's bulge deformation simultaneously to influence, inseparabler with the laminating of downthehole wall, the firmness promotes greatly.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a building outer wall heat preservation crab-bolt, including stock (1), a serial communication port, stock (1) cavity and open-top setting, stock (1) top integrated into one piece is connected with fixed plate (11), stock (1) is gone up and is leaned on bottom position integrated into one piece and be connected with a plurality of snap rings (12), snap ring (12) protrusion stock (1) surface sets up, for retraction area (14) between adjacent snap ring (12), stock (1) thickness of retraction area (14) is half of other position thickness, both sides correspond snap ring (12) position and have seted up logical groove (13) around stock (1) is gone up, be equipped with the screw thread on stock (1) inner wall, wherein do not set up the screw thread on the inner wall that corresponds snap ring (12) and retraction area (14) position, screw rod (2) are inboard with stock (1) through the screw thread soon.

2. The building external wall insulation anchor bolt as claimed in claim 1, wherein the fixing plate (11) is provided with a groove (15), the fixing rod (3) is placed in the groove (15), and the screw (2) passes through a through hole (31) formed in the middle of the fixing rod (3).

3. The building external wall heat-insulating anchor bolt as claimed in claim 2, wherein the groove (15) is provided with two mutually perpendicular front and back and left and right sides, and the fixing rod (3) is placed in the groove (15) in a cross shape.

4. The building outer wall heat-insulating anchor bolt as claimed in any one of claims 1 to 3, wherein the inner wall of the anchor bolt (1) is integrally connected with a projection (17) at a position corresponding to the position of the snap ring (12), and the projection (17) is in a trapezoidal structure.

5. The building external wall insulation anchor bolt as claimed in claim 4, wherein a cavity (16) is preset in the inner center of the snap ring (12).