Broken bridge anchor bolt structure for fixing curtain wall based on non-main-body structure

Abstract

The utility model discloses a bridge-cutoff anchor bolt structure for fixing a curtain wall based on a main-body-free structure, which comprises an anchor bolt rod body, a plurality of fixing discs and a plurality of nuts, the anchor bolt rod body is sleeved with the fixing discs and the nuts, the anchor bolt rod body comprises a core filling core, an outer side filling core layer is arranged on the outer side of the core filling core, and the outer side filling core layer is arranged on the outer side of the outer side filling core layer. A protective layer is arranged on the outer side of the outer filling core layer, and the outer filling core layer axially extends at the two ends of the core filling core and is provided with tips. The structural strength of the anchor bolt rod body is improved, it is guaranteed that the anchor bolt structure has certain bearing capacity, the thermal bridge effect is reduced, and the thermal insulation performance of a building is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of curtain walls, in particular to a broken bridge anchor bolt structure for fixing curtain walls based on a main body-free structure, which is mainly applied to the range of stone or metal curtain walls. Background Art

[0002] In modern large-scale and residential buildings, curtain walls are commonly used exterior wall decoration structures, which are composed of panels and supporting structure systems. At present, in addition to meeting the decoration requirements, curtain wall structures also need to meet the requirements of building insulation and energy saving, while ensuring the stability of the structure. In the prior art, during the construction of traditional stone or metal curtain walls, anchor bolts are used to fix the curtain walls. However, conventional anchor bolts may cause thermal bridges and reduce the thermal insulation performance of the building. Therefore, it is particularly important to develop a new anchor bolt structure that can both fix the curtain wall structure and block the transmission of thermal bridges. Summary of the invention

[0003] The utility model aims to solve the problems existing in the prior art and provide a curtain wall fixing broken bridge anchor bolt structure based on a main body-free structure.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a thermal bridge anchor structure for fixing a curtain wall based on a main body structure-free structure, which includes an anchor rod body, and a plurality of fixing plates and a plurality of nuts sleeved on the anchor rod body, the anchor rod body includes a core filling core, an outer filling core layer is arranged on the outside of the core filling core, a protective layer is arranged on the outside of the outer filling core layer, and the outer filling core layer extends axially at both ends of the core filling core and is provided with a pointed end.

[0005] In the above technical scheme, the nut fastens the fixing plate on the anchor rod body, thereby improving the connection stability between the stone or curtain wall structure and the anchor rod body, the core filling core enhances the strength of the anchor rod body, the outer filling core layer wraps the core filling core and extends axially outside the core filling core, thereby providing an additional insulation layer for the core filling core, further avoiding the thermal bridge effect, and the outer filling core layer is provided with a pointed end, thereby improving the penetration ability of the anchor rod body and increasing the convenience of construction, and the protective layer wraps the outer core filling core layer to isolate the core filling core from the surrounding environment, thereby improving the adaptability of the anchor rod body to harsh environments.

[0006] On the basis of the above technical solution, preferably, the outer periphery of the protective layer is provided with threads, and the protective layer is a covering skin.

[0007] On the basis of the above technical solution, preferably, a plurality of the fixing disks are arranged in pairs, and the nuts are arranged on the outer side surfaces of the fixing disks.

[0008] In the above technical solution, threads are arranged on the outer surface of the protective layer to achieve a threaded connection between the nut and the anchor rod body. The fixing plates are arranged in pairs and at intervals, and the nuts are arranged on the outer sides of the fixing plates to achieve a tightening effect of the nut on the fixing plates on the anchor rod body, and further achieve an extrusion effect of the fixing plates on the stone or metal curtain wall structure, thereby improving the connection stability between the stone or metal curtain wall structure and the anchor rod body.

[0009] On the basis of the above technical solution, preferably, a fixed disk stabilizing block is arranged at the inner center position of the fixed disk, a plurality of fixed disk hollow holes are arranged in a ring shape around the center of the fixed disk, a plurality of fixed disk ribs are arranged in a ring shape around the center of the fixed disk, and the fixed disk hollow holes and the fixed disk ribs are arranged alternately.

[0010] In the above technical scheme, the fixed disk stabilizing block is arranged at the inner center of the fixed disk, so that the connection between the fixed disk and the steel keel frame is more firmly established; a plurality of hollow holes of the fixed disk are arranged in a ring shape around the fixed disk, so that the weight of the fixed disk is reduced and the production cost of the fixed disk is saved; a plurality of fixed disk ribs are arranged in a ring shape around the center of the fixed disk, so that the bearing capacity of the fixed disk is improved; the hollow holes of the fixed disk and the ribs of the fixed disk are staggered, so that the center of mass of the fixed disk is located at the geometric center, so that the fixed disk is subjected to uniform force during operation.

[0011] On the basis of the above technical solution, preferably, the length of the cantilevered parts at both ends of the core filling core is not less than 50 mm, and the core filling core is a threaded carbon steel rod or a threaded stainless steel rod.

[0012] In the above technical solution, the distance between the end of the core filling core and the outer surface of the steel keel frame is greater than 50 mm, thereby ensuring that the cantilevered section of the anchor rod body extending out of the steel keel frame has sufficient strength so that the anchor structure has good bearing capacity. The core filling core material is selected as threaded carbon steel or threaded stainless steel, thereby improving the strength and corrosion resistance of the anchor rod body.

[0013] On the basis of the above technical solution, preferably, the distance between the tip of the outer filling core layer and the end of the core filling core is 35-45 mm, and the outer filling core layer is a long-wave fiber filling core or a basalt filling core.

[0014] In the above technical solution, the distance between the tip of the outer filling core layer and the end of the core filling core is 35-45 mm, which ensures that the core filling core has a certain heat insulation layer in the axial direction, thereby further avoiding the thermal bridge effect.

[0015] On the basis of the above technical solution, preferably, the two fixing plates arranged in the middle of the anchor rod body are used to connect the steel keel frame, the steel keel frame has a structural hole, and the anchor rod body passes through the steel keel frame through the structural hole.

[0016] In the above technical solution, structural holes that match the anchor bolt rod bodies are pre-opened on the steel keel frame to facilitate the subsequent installation of the anchor bolts.

[0017] On the basis of the above technical solution, preferably, the steel keel frame is provided with insulation layers on both the inside and outside, and the outer insulation layer is provided between the two fixing plates.

[0018] In the above technical solution, the thermal insulation performance of the stone or metal curtain wall structure is improved by using a 100 mm thick sandwich layer of thermal insulation rock wool as the thermal insulation layer.

[0019] On the basis of the above technical solution, preferably, the distance between the end of the core filling core and the outer surface of the steel keel skeleton is not less than 50 mm.

[0020] In the above technical solution, the distance between the end of the core filling core and the outer surface of the steel keel skeleton is not less than 50 mm, so as to ensure that the anchor bolt rod body can completely penetrate the steel keel skeleton to achieve the function of bearing external loads.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] 1. Based on the broken bridge anchor structure for curtain wall fixing without main structure, the combination of core filling core and outer filling core layer improves the structural strength of the anchor rod body and ensures that the anchor structure has a certain bearing capacity;

[0023] 2. The outer filling core layer is arranged outside the core filling core to provide an additional insulation layer for the anchor rod body, further avoiding the thermal bridge effect; at the same time, the protective layer is arranged outside the anchor rod body to improve the resistance of the anchor structure to environmental factors (such as corrosion), making the anchor structure more suitable for exposed or harsh environments, which helps to extend the service life of the anchor structure, and the protective layer also helps to reduce the thermal bridge effect and improve the thermal insulation performance of the building;

[0024] 3. The connection stability between the stone or curtain wall structure and the anchor structure is improved through the connection between the fixing plate and the anchor rod body. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic structural diagram of a broken bridge anchor bolt for fixing a curtain wall without a main structure according to the utility model;

[0026] Figure 2 It is a schematic diagram of the structure enlargement at A;

[0027] Figure 3 is a front view of the fixed plate;

[0028] Figure 4 is an attached view of the fixed plate;

[0029] Figure 5 It is a schematic plan view of the structure (including the insulation layer) of a broken bridge anchor bolt fixed on a curtain wall without a main structure according to the utility model;

[0030] In the figure: 1. Anchor rod body; 11. Core filling core; 12. Outer filling core layer; 13. Protective layer; 2. Fixed plate; 21. Fixed plate stabilizing block; 22. Fixed plate hollow holes; 23. Fixed plate ribs; 3. Nut; 4. Steel keel frame; 5. Insulation layer. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the utility model to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Embodiment 1

[0033] like Figure 1-4 As shown, the utility model is a thermal bridge anchor structure for fixing a curtain wall based on a main body structure-free structure, which includes an anchor rod body 1, and a plurality of fixing plates 2 and a plurality of nuts 3 sleeved on the anchor rod body 1, the anchor rod body 1 includes a core filling core 11, an outer filling core layer 12 is arranged on the outer side of the core filling core 11, a protective layer 13 is arranged on the outer side of the outer filling core layer 12, and the outer filling core layer 12 extends axially at both ends of the core filling core 11 and is provided with a pointed end.

[0034] By fastening the fixing plate 2 on the anchor rod body 1 through the nut 3, the connection stability between the stone or metal curtain wall structure and the anchor rod body 1 is improved, the strength of the anchor rod body 1 is enhanced by the core filling core 11, and the outer filling core layer 12 wraps the core filling core 11 and extends axially outside the core filling core 11, providing an additional insulation layer for the core filling core 11, further avoiding the thermal bridge effect, and the outer filling core layer 12 is provided with a pointed end to improve the penetration ability of the anchor rod body 1 and increase the convenience of construction, and the outer filling core layer 12 is wrapped by the protective layer 13 to isolate the core filling core 11 from the surrounding environment, thereby improving the adaptability of the anchor rod body 1 to harsh environments.

[0035] As a preferred embodiment, the outer periphery of the protective layer 13 is provided with threads, the protective layer 13 is a covering surface, a plurality of fixing plates 2 are arranged at intervals in pairs, and the nuts 3 are arranged on the outer side surfaces of the fixing plates 2. By arranging threads on the outer surface of the protective layer 13, a threaded connection between the nuts 3 and the anchor rod body 1 is realized. By arranging the fixing plates 2 at intervals in pairs and the nuts 3 are arranged on the outer side surfaces of the fixing plates 2, the nuts 3 can tighten the fixing plates 2 on the anchor rod body 1, and further realize the squeezing effect of the fixing plates 2 on the stone or metal curtain wall structure, thereby improving the connection stability between the stone or metal curtain wall structure and the anchor rod body 1.

[0036] As a preferred embodiment, a fixed disk stabilizing block 21 is provided at the center position of the inner side of the fixed disk 2, a plurality of fixed disk hollow holes 22 are provided around the center ring of the fixed disk 2, a plurality of fixed disk ribs 23 are provided around the center ring of the fixed disk 2, the fixed disk hollow holes 22 and the fixed disk ribs 23 are arranged alternately, and the fixed disk stabilizing block 21 is provided at the center of the inner side of the fixed disk 2, and the fixed disk stabilizing block 21 increases the contact area between the fixed disk 2 and the steel keel frame 4 and limits the fixed disk 2 at the same time, so that the connection between the fixed disk 2 and the steel keel frame 4 is more firmly established, and a plurality of fixed disk hollow holes 22 are provided around the ring of the fixed disk 2, so that the weight of the fixed disk 2 is reduced and the production cost of the fixed disk 2 is saved, and a plurality of fixed disk ribs 23 are provided around the center ring of the fixed disk 2, so that the bearing capacity of the fixed disk 2 is improved, and the fixed disk hollow holes 22 and the fixed disk ribs 23 are arranged alternately, so that the center of mass of the fixed disk 2 is located at the geometric center, so that the fixed disk 2 is realized. The force is evenly distributed during operation, and the material of the fixing plate 2 is selected as reinforced polypropylene carbon fiber to ensure that the fixing plate 2 has sufficient bearing capacity.

[0037] As a preferred embodiment, the length of the cantilevered parts at both ends of the core filling core 11 is not less than 50 mm, and the core filling core 11 is a threaded carbon steel rod or a threaded stainless steel rod. The distance between the end of the core filling core 11 and the outer surface of the steel keel skeleton 4 is greater than 50 mm, thereby ensuring that the cantilevered section of the anchor rod body 1 extending out of the steel keel skeleton 4 has sufficient strength to enable the anchor structure to have a good bearing capacity. The core filling core 11 is a threaded carbon steel rod or a threaded stainless steel rod, and the material of the threaded carbon steel or the threaded stainless steel has high strength and corrosion resistance, thereby improving the strength and corrosion resistance of the anchor rod body 1.

[0038] As a preferred embodiment, the distance between the tip of the outer filling core layer 12 and the end of the core filling core 11 is 35-45mm, and the outer filling core layer 12 is a long-wave fiber filling core or a basalt filling core. The distance between the tip of the outer filling core layer 12 and the end of the core filling core 11 is 35-45mm, which ensures that the core filling core 11 has a certain axial insulation layer, thereby further avoiding the thermal bridge effect. The material of the long-wave fiber filling core or the basalt filling core has the characteristics of high strength, which further improves the strength of the anchor rod body 1.

[0039] As a preferred embodiment, the two fixing plates 2 arranged in the middle of the anchor rod body 1 are used to connect the steel keel frame 4, and the steel keel frame 4 has a structural hole. The anchor rod body 1 passes through the steel keel frame 4 through the structural hole, and the structural hole matched with the anchor rod body 1 is pre-opened on the steel keel frame 4 to facilitate the subsequent installation of the anchor.

[0040] As a preferred embodiment, the distance between the end of the core filling core 11 and the outer surface of the steel keel frame 4 is not less than 50 mm. By ensuring that the end of the core filling core 11 is not less than 50 mm from the outer surface of the steel keel frame 4, it is ensured that the anchor rod body 1 can completely penetrate the steel keel frame 4 to achieve the function of bearing external loads.

[0041] Embodiment 2

[0042] The difference between this embodiment and the first embodiment is that:

[0043] like Figure 5 As shown, the steel keel frame 4 is provided with an insulation layer 5 on both sides inside and outside. The outer insulation layer 5 is arranged between the two fixed plates 2. The insulation layer 5 adopts a 100 mm thick sandwich layer insulation rock wool. The insulation layer 5 of this material has the effect of thermal insulation and heat insulation, thereby improving the thermal insulation performance of the stone or metal curtain wall structure.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A broken bridge anchor structure for fixing a curtain wall based on a main body structure, characterized in that: The invention comprises an anchor rod body (1), and a plurality of fixing plates (2) and a plurality of nuts (3) sleeved on the anchor rod body (1); the anchor rod body (1) comprises a core filling core (11); an outer filling core layer (12) is arranged outside the core filling core (11); a protective layer (13) is arranged outside the outer filling core layer (12); and the outer filling core layer (12) extends axially at both ends of the core filling core (11) and is provided with a pointed end.

2. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The outer periphery of the protective layer (13) is provided with threads, and the protective layer (13) is a covering skin.

3. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: A plurality of the fixing plates (2) are arranged in pairs at intervals, and the nuts (3) are arranged on the outer side surfaces of the fixing plates (2).

4. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: A fixed disk stabilizing block (21) is arranged at the center position of the inner side of the fixed disk (2); a plurality of fixed disk hollow holes (22) are arranged in a ring shape around the center of the fixed disk (2); a plurality of fixed disk ribs (23) are arranged in a ring shape around the center of the fixed disk (2); the fixed disk hollow holes (22) and the fixed disk ribs (23) are arranged in a staggered manner.

5. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The length of the cantilevered parts at both ends of the core filling core (11) is not less than 50 mm, and the core filling core (11) is a threaded carbon steel rod or a threaded stainless steel rod.

6. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The distance between the tip of the outer filling core layer (12) and the end of the core filling core (11) is 35-45 mm, and the outer filling core layer (12) is a long-wave fiber filling core or a basalt filling core.

7. According to claim 1, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The two fixing plates (2) arranged in the middle of the anchor rod body (1) are used to connect the steel keel frame (4), the steel keel frame (4) has a structural hole, and the anchor rod body (1) passes through the steel keel frame (4) through the structural hole.

8. According to claim 7, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The steel keel frame (4) is provided with a thermal insulation layer (5) on both the inside and outside, and the thermal insulation layer (5) on the outside is provided between the two fixing plates (2).

9. According to claim 7, a curtain wall fixing broken bridge anchor structure based on a main body-free structure is characterized in that: The distance between the end of the core filling core (11) and the outer surface of the steel keel frame (4) is not less than 50 mm.

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