CN113833139A

CN113833139A - Assembly type building wall connecting piece and assembly type building wall

Info

Publication number: CN113833139A
Application number: CN202111157564.2A
Authority: CN
Inventors: 李亚鹏; 叶尔泰; 吴琼; 常頔
Original assignee: Xiangcheng Kejian Beijing Technology Development Co ltd
Current assignee: Xiangcheng Kejian Beijing Technology Development Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2021-12-24

Abstract

The utility model provides an assembly type structure wall connection spare and assembly type structure wall, the connecting piece includes: the external tail disc is used for fixing the heat-insulating layer of the building wall; the sleeve includes: the connecting end extends into the external tail disc and is connected with the external tail disc; the anchoring end includes: the anchoring structure is used for connecting a concrete layer of the building wall body and separating the concrete layer from the heat insulation material. The application provides an assembled wall body connecting piece has improved the bearing structure of finish coat, heat preservation and concrete layer in the wall body for finish coat and heat preservation can only lean on the anchor atress to be connected with concrete layer, effectively prevent that the mortar from ageing back adhesion force disappearance heat preservation and the phenomenon that the finish coat drops that leads to, have improved the security performance of dress configuration building wall body and have prolonged the life of wall body.

Description

Assembly type building wall connecting piece and assembly type building wall

Technical Field

The present application relates to the field of building connection structures, and more particularly, to an assembly type building wall connecting member and an assembly type building wall.

Background

The heat insulation performance of the wall body of the building has a crucial influence on the heat insulation and energy consumption of the building, and the heat insulation performance is generally divided into two modes of heat insulation outside the wall body and heat insulation inside the wall body. Wherein, because the interior heat preservation of wall body can occupy the space of building wall body usually, can't solve the hot bridge problem of cold structures such as roof beam, post, and influence secondary fitment, so in the actual production life, mostly adopt the mode that the wall body keeps warm outward.

The existing external thermal insulation system of the wall mainly adopts a construction mode of 'wet pasting anchor combining', namely, the manufactured wall has a stress structure which takes the cohesive force of a concrete layer as a main part and takes the anchoring force of a connecting piece as an auxiliary part, and after mortar is aged and cracked, the phenomenon that the thermal insulation layer falls off is easily caused. In addition, because the connecting piece in the wall external thermal insulation system is used as an auxiliary stressed structure, the problems of low mechanical strength, small anchoring depth and poor durability exist, after mortar is aged and cracked, the anchoring depth of the connecting piece and the strength of the connecting piece are not enough to support the weight of the thermal insulation layer and the facing layer, so that the thermal insulation layer and the connecting piece fall off together, the thermal insulation structure of the building wall is damaged, the attractiveness of the building wall is influenced, and great threats are easily caused to personal and property safety. Therefore, how to improve the overall performance of the prefabricated building wall is called as one for the problem to be solved.

Disclosure of Invention

The embodiment of the application provides an assembly type building wall connecting piece and assembly type building wall, and the connecting piece that this application embodiment provided can improve the atress structure between finish coat, heat preservation and the concrete layer in the assembly type building wall, effectively prevents the obscission of heat preservation, promotes assembly type building wall's security performance and life.

In a first aspect, a fabricated building wall connector is provided, including: the outer tail disc and the sleeve are used for fixing the heat insulation layer of the building wall; the sleeve includes: the connecting end extends into the external tail disc and is connected with the external tail disc; the anchoring end includes: the anchoring structure is used for connecting a concrete layer of the building wall body and separating the concrete layer from the heat insulation material.

In the embodiment of the application, the connecting piece has the integral type heat preservation nail structure of constituteing in the sleeve of minor diameter by the outside tail dish of great diameter, telescopic link stretches into in the outside tail dish, outside tail dish is connected with the heat preservation, and telescopic anchor end can be with the heat preservation anchor to the steel bar structure in the concrete layer, make the connecting piece can bear the shearing force of heat preservation and outside finish coat, make heat preservation and concrete layer can only rely on the connecting piece to be connected, the bearing structure of heat preservation and concrete layer has been improved, namely, the anchor atress with the connecting piece is main, the cohesive force of concrete layer mortar is for assisting, effectively prevent that the ageing back cohesive force of mortar from disappearing the heat preservation that leads to and the phenomenon that the finish coat drops, the security performance of dress configuration building wall has been improved and the life of wall body has been prolonged.

It will be appreciated that the length of the sleeves and connectors may be determined by the thickness of the insulation and/or the anchoring depth of the concrete layer.

In one possible implementation, the connecting member further includes: the metal tail disc is arranged inside the external tail disc and connected with the connecting end, and the diameter of the metal tail disc is larger than that of the sleeve.

In the embodiment of the application, through set up the metal tailrace dish in outside tailrace dish, can improve the mechanical strength and the life of outside tailrace dish, outside tailrace dish can reduce the heat bridge effect that the metal tailrace dish leads to simultaneously.

In one possible implementation, the metal tail disc includes: the first through hole is formed in the center of the metal tail disc, and the diameter of the first through hole is larger than or equal to that of the sleeve.

In one possible implementation, the connection end includes: the connecting end penetrates through the first through hole to enable the umbrella-shaped structure to be connected with the metal tail disc.

In the embodiment of the application, the sleeve can pass through the first through hole and be connected with the metal tail disc, and the umbrella-shaped structure of the connecting end can be anchored with the metal tail disc without arranging complex structures such as nuts, so that the processing method of the connecting piece is simplified, and the manufacturing cost is reduced while the connecting effect is ensured.

In one possible implementation, the metal tail disc includes: a plurality of second through holes arranged around the first through holes at intervals; the outer tail disc includes: and the third through holes correspond to the second through holes.

In the embodiment of the application, through set up the through-hole on metal tail dish and outside tail dish, can increase the area of contact between mortar, outside tail dish and the heat preservation on finish coat, help finish coat more firmly fix on the heat preservation, avoid finish coat to drop, hollowing or fracture, improved the security performance of dress configuration building wall and prolonged the life of wall body.

In one possible implementation, the metal tail disc includes: the metal tail disc comprises a horizontal part and a concave part, wherein the concave part is arranged in the center of the metal tail disc, and the horizontal part surrounds the concave part.

It should be understood that the first through hole is disposed in the recessed portion, and the second through hole is disposed in the horizontal portion.

In this application embodiment, through the metal tailtray that has depressed part and horizontal part, can improve the compressive property of connecting piece in perpendicular to metal tailtray direction, promote the whole mechanical strength of connecting piece.

In one possible implementation, the connector includes: the diameter of the fastener is larger than that of the first through hole, and the fastener is arranged inside the outer tail disc and connected with the connecting end.

In the embodiment of the application, link together sleeve and metal tail disc through the fastener, the fastener can adopt forms such as screw thread, has further improved the stability of connecting piece structure, has simplified the course of working of connecting piece, promotes the production efficiency of connecting piece.

In one possible implementation, the anchoring structure is a structure that passes through the sleeve in a direction perpendicular to the sleeve.

It should be understood that in the present embodiment, the anchoring end perpendicular to the sleeve direction has a through hole, so that the anchoring structure can pass through the through hole; the anchoring structure can be part of the connecting piece (such as studs, bolts and the like) and can also be part of the concrete layer (such as steel bars, bent steel bars and the like).

In a possible implementation, the anchoring structure is a structure which partially extends into the sleeve in the direction of the sleeve.

In one possible implementation, the anchoring structure is a structure formed by closing the anchoring end.

In this application embodiment, through the design to the anchor structure, can strengthen the reliability of connecting piece anchor end, improve the anchor effect of heat preservation and concrete layer.

In one possible implementation, the connecting end has a first enlarged head, the anchoring end has a second enlarged head, the diameter of the first enlarged head is at least partially greater than or equal to the diameter of the sleeve, and the diameter of the second enlarged head is at least partially greater than or equal to the diameter of the sleeve.

In this application embodiment, the form that adopts the enlarged footing is connected with outside tail dish and concrete layer respectively at sleeve both ends, reduces the production degree of difficulty when reaching firm anchor effect.

In one possible implementation, the external tail disc includes: and a cutting rib provided at a side connected with the sleeve.

In the embodiment of the application, the cutting ribs are arranged on the outer tail disc, so that the heat-insulating layer can be automatically cut when the connecting piece is installed, the wall body is convenient to install, and the assembly efficiency of the wall body is improved.

In one possible implementation, the sleeve is a metal sleeve or a fiber reinforced plastic material.

In the embodiment of the application, the metal or the fiber reinforced plastic with higher mechanical strength is adopted as the sleeve, other rods are not needed, and the sleeve can bear the shearing force load of the heat-insulating layer and the decorative surface layer, so that the stress structure of the wall body is improved.

In one possible implementation, the insulating material is nylon or foam.

In one possible implementation, the outer tail disc is made of nylon or plastic.

In this application embodiment, through adopting the less material of coefficient of heat conductivity as outside tailrace or fill the less thermal insulation material of coefficient of heat conductivity at telescopic anchor end, reduce the heat bridge effect of connecting piece department, promote the thermal insulation performance of wall body.

In a possible realization, the length of the connection piece in the direction of the sleeve is greater than or equal to 100 mm.

In one possible implementation, the diameter of the outer tail disc is 60-120 mm.

In one possible implementation, the diameter of the sleeve is 10-30 mm.

In a possible implementation, the diameter of the umbrella-like structure is 30-75 mm.

In a second aspect, there is provided a fabricated building wall comprising: the prefabricated building wall connecting piece comprises a heat insulation layer, a concrete layer and the prefabricated building wall connecting piece in the first aspect or any one of the possible implementation manners of the first aspect, wherein the heat insulation layer is connected with the concrete layer.

Drawings

Fig. 1 is a schematic structural view of a fabricated building wall connector according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a metal tail disc according to an embodiment of the present application.

Fig. 3 is a schematic block diagram of a sleeve according to an embodiment of the present application.

Fig. 4 is a schematic view of an umbrella structure of a sleeve according to an embodiment of the present application.

Fig. 5 is a schematic structural view of a sleeve before molding according to an embodiment of the present application.

Fig. 6 is a schematic structural view of another metal end plate of the embodiment of the present application.

Fig. 7 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 8 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 9 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 10 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 11 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 12 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 13 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 14 is a schematic structural view of another connecting member according to the embodiment of the present application.

Fig. 15 is a schematic structural view of another ferrule of the embodiment of the present application.

Fig. 16 is a schematic view of a process for assembling a connector according to an embodiment of the present application.

Fig. 17 is a schematic structural view of a prefabricated building wall according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings. The drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without inventive effort. For the sake of simplicity, the drawings only schematically show the parts relevant to the present application, and they do not represent the actual structure of the product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled.

The fabricated building has the advantages of high construction speed, low production cost and the like, and is a representative of modern industrial production modes. The assembly type building wall body is used as a component part of an assembly type building and comprises an outer wall, a floor slab, an inner wall and the like. With the pursuit of green buildings and environment-friendly buildings, the assembled building wall body is required to have good energy-saving and heat-insulating performance and durability.

The main structure of the fabricated building wall satisfying the above requirements includes: the heat-insulating layer, concrete layer and connecting piece, concrete layer and the one side of heat-insulating layer are connected, wherein, have vertically and horizontally staggered's steel reinforcement network structure in the concrete layer, and concrete layer obtains through pouring the mortar in to steel reinforcement network structure usually. The fabricated building wall generally further comprises an external finishing layer arranged on the other side of the heat-insulating layer, so that the fabricated wall is more attractive. The current thermal insulation wall body mostly adopts the mode of wall body external thermal insulation, namely, the heat preservation is located outside the concrete layer, adopt the construction method of "wet pasting glues anchor and combines", the cohesive force through mortar in the concrete layer is connected with the heat preservation, make the atress structure of the wall body of preparation use the cohesive force between heat preservation and the concrete layer to be main, and the connecting piece uses limiting displacement to be main, its and concrete layer's anchor power only as the supplementary of wall body atress, thereby can't connect heat preservation and concrete layer through anchor power. Along with the long-time use of assembled wall body, the ageing fracture of mortar leads to the adhesion to disappear, and the intensity, durability and the anchor degree of depth of traditional connecting piece are all not enough to bear the atress demand of connecting heat preservation and concrete layer to make heat preservation and the outside finish coat of heat preservation drop, lead to heat preservation and connecting piece to drop together when serious, cause the incident, threaten people's personal and property safety.

In view of this, the application provides an assembly type structure wall connection spare, can improve the bearing structure between heat preservation and the concrete layer in the assembly type structure wall, effectively prevents the obscission of heat preservation, promotes the security performance and the life of assembly type structure wall, and is convenient for production and installation.

Fig. 1 is a schematic view illustrating a fabricated building wall connector according to an embodiment of the present invention. The connector 100 includes:

the outer tail disc 101 and the sleeve 102, the diameter of the outer tail disc 101 is larger than that of the sleeve 102, and the outer tail disc 101 is used for fixing an insulating layer of a building wall;

the sleeve 102 includes: the connecting end 1021 and the anchoring end 1022, and the connecting end 1021 extends into the external tail disc 101 to be connected with the external tail disc 101;

the anchoring end 1022 includes: anchor structure 1023 and fill thermal insulation material 1024 in anchor end 1022, anchor structure 1023 is used for connecting the concrete layer of building wall and separates concrete layer and thermal insulation material.

It should be understood that the length of the sleeve 102 and the connector 100 may be determined according to the thickness of the insulation layer and/or the anchoring depth of the concrete layer. Illustratively, the anchoring structure 1023 may be a steel plate fixedly attached at the anchoring end 1022 of the sleeve 102.

In this embodiment, the connecting piece wholly has integral type heat preservation nail structure, constitute by the outside tail dish of great diameter and the sleeve of less diameter, telescopic link stretches into in the outside tail dish, outside tail dish is connected with the heat preservation, and the anchor structure of telescopic anchor end can be with the steel bar structure in heat preservation anchor to the concrete layer on, make the connecting piece can bear the shearing force of heat preservation and outside finish coat, make heat preservation and concrete layer can only lean on the connecting piece to be connected, heat preservation and concrete layer's stress structure has been improved, namely, the anchor atress of connecting piece is main, the cohesive force of concrete layer mortar is for assisting, effectively prevent the phenomenon that heat preservation and finish coat that the adhesive force disappears and lead to after the mortar is ageing and drop, the security performance of dress configuration building wall has been improved and the life of wall body has been prolonged.

Optionally, the outer tail disc 101 is of nylon or plastic. Specifically, the outer tail disc 101 and the sleeve 102 may be integrally formed or may be formed by being assembled after being separately machined, and the machining method is simple. Outside tail dish and insulation layer surface have great area of contact, in other words, outside tail dish receives external temperature to influence great, adopts the less material of coefficient of heat conductivity to prepare outside tail dish and can reduce the influence of external temperature change to the connecting piece, reduces the heat bridge effect of the connecting piece department that runs through the heat preservation to promote the thermal insulation performance of assembly type building wall body, reduce the energy consumption of assembly type building.

Optionally, the sleeve 102 is a metal sleeve or a fiber reinforced plastic material. Specifically, the sleeve 102 may be fixedly connected to the outer tail disc 101 at the connecting end 1021 by welding, screwing, or the like, or the outer tail disc 101 and the sleeve 102 may be fixedly connected to each other at the connecting end 1021 of the sleeve 102 by injection molding, or the like.

In this embodiment, the metal or fiber reinforced plastic with higher mechanical strength is adopted as the sleeve material, other rods are not needed, and the sleeve can bear the shearing force load of the heat-insulating layer and the decorative surface layer, so that the stress structure of the wall body is improved.

Optionally, the insulating material 1024 is nylon or foam. Specifically, the insulating material 1024 is disposed at the anchoring end 1022 of the sleeve 102, so that on one hand, the joint between the sleeve 102 and the concrete layer can be insulated, and the thermal bridge effect between the insulating layer and the concrete layer is reduced; on the other hand, mortar of the concrete layer can be partially prevented from filling only the interior of the sleeve 102 in the molding process, and the mortar is prevented from being filled into the interior of the sleeve 102 to influence the heat insulation performance of the connecting piece 100.

Optionally, the connector 100 comprises: and the metal tail disc 103 is arranged inside the outer tail disc 101 and connected with the connecting end 1021, and the diameter of the metal tail disc 103 is larger than that of the sleeve 102.

Specifically, the metal tail disc 103 is a sheet metal part with a certain thickness and a diameter smaller than that of the outer tail disc 101 but larger than that of the sleeve 102, and the connecting end 1021 of the sleeve 102 is fixedly connected with the metal tail disc 103 at the center of the metal tail disc 103, which is arranged inside the outer tail disc 101. Illustratively, the sleeve 102 may be coupled to the metal tail disk 103 by welding, anchoring, bonding, threading, or the like. It should be understood that the metal tail disk 103 described herein is disposed inside the outer tail disk 101, i.e., the outer tail disk 101 completely encloses the metal tail disk 103.

Preferably, the outer tail disc 101 and the metal tail disc 103 are both circular. Illustratively, the outer tail discs 101 and the metal tail discs 103 may also be hexagonal, octagonal, etc. When the outer tail disc 101 and the metal tail disc 103 have other shapes than a circle, the diameter of the outer tail disc 101 or the diameter of the metal tail disc 103 is the length of the shortest straight line passing through the geometric center thereof.

In this embodiment, when the external tail disc is made of a material with a small heat conductivity coefficient, such as nylon or plastic, the durability of the nylon or plastic is poor relative to that of metal, and the mechanical strength of the nylon or plastic is easily reduced by the corrosion of ultraviolet rays and water; on the other hand, the better metal tail dish of heat conductivity is wrapped up completely with outside tail dish, has avoided the direct contact of metal tail dish with external temperature to reduce the heat bridge effect of connecting piece department, guarantee the thermal-insulated effect of connecting piece when promoting connecting piece mechanical strength and life.

Fig. 2 is a schematic structural diagram of a metal tail disc according to an embodiment of the present application.

Optionally, as shown in fig. 2, the metal tail disc 103 includes: and a first through hole 1031 provided at the center of the metal tail disc 103, the diameter of the first through hole 1031 being greater than or equal to the diameter of the sleeve 102. Specifically, in order to facilitate the connection of the sleeve 102 with the metal tail disc 103, a first through hole 1031 may be provided at the center of the metal tail disc 103 so that the sleeve 102 can pass through the center of the metal tail disc 103 through the first through hole 1031.

For example, the inside of the first through hole 1031 and the connection end 1021 of the sleeve 102 are provided with threads so that the sleeve 102 and the metal tail disc 103 can be screwed at the first through hole 1031. For another example, the diameter of the first through hole 1031 matches the diameter of the sleeve 102, so that the sleeve 102 can be inserted into the first through hole 1031 to form an anchor. For another example, after the sleeve 102 passes through the first through hole 1031, the two are bonded or welded at the joint to form an integral structure.

In this embodiment, through setting up first through-hole, compare in the metal tailrace that does not have first through-hole, can make the sleeve more firm reliable with being connected of metal tailrace, avoid sleeve and metal tailrace insecure and lead to the connecting piece fracture scheduling problem to promote the reliability and the durability of connecting piece.

Fig. 3 is a schematic structural view of a sleeve according to an embodiment of the present disclosure, and fig. 4 is a schematic view of an umbrella structure of a sleeve according to an embodiment of the present disclosure.

Alternatively, as shown in fig. 3 and 4, the connection end 1021 includes: an umbrella structure 1025, the umbrella structure 1025 comprising a plurality of ribs 401, the connecting end 1021 passing through the first through hole 1031 to connect the umbrella structure 1025 with the metal tail tray 103.

Specifically, as shown in fig. 5, a schematic structural diagram of the present application before forming a sleeve is shown. If the sleeve 102 is made of metal, a plurality of deformed portions 501 can be obtained by cutting the connecting end 1021 at a plurality of positions along the direction of the sleeve 102, and the plurality of deformed portions 501 are folded in a direction perpendicular to the sleeve, so that one rib 401 is formed for each deformed portion 501. If the sleeve 102 is made of fiber reinforced plastic, the above structure can be obtained by integral molding. Preferably, umbrella structure 1025 comprises 6 ribs 401, and the angle between two adjacent ribs 401 is 60 °. Preferably, the diameter of the umbrella structure 1025 is smaller than the diameter of the metal tail disk 103.

In this embodiment, the sleeve can pass first through-hole and be connected with the metal tail disc, and the umbrella-shaped structure of link can be with the anchor of metal tail disc, need not to set up complicated structures such as nut, also need not processing steps such as welding bonding, has simplified the processing method of connecting piece, has reduced manufacturing cost when guaranteeing the connection effect.

Alternatively, as shown in fig. 1 and 2, the metal tail disk 103 includes: a plurality of second through holes 1032 arranged at intervals around the first through holes 1031; the outer tail disc 101 includes: and a plurality of third through holes 1033 provided corresponding to the second through holes 1032. The diameter of the second through hole 1032 is larger than or equal to the diameter of the third through hole 1033.

For example, the outer tail disc 101 is obtained by injection molding on the outer portion of the metal tail disc 103, and the third through holes 1033 are automatically formed at positions corresponding to the second through holes 1032 without other processing steps; for another example, the metal tail disc 103 is assembled up and down to form the outer tail disc 101, and the third through holes 1033 are reserved on the outer tail disc 101 at positions corresponding to the second through holes 1032 on the metal tail disc 103. Preferably, the metal tail disc 103 comprises 6 second through holes 1032 arranged around the first through hole, and an included angle between a connection line of a circle center of each two adjacent second through holes 1032 and a circle center of the metal tail disc 103 is 60 °. The umbrella ribs 401 of the umbrella-shaped structure 1025 are arranged on the surface of the metal tail tray 103 in a staggered way with the second through holes 1032, and the included angle between the connecting line of the circle center of the second through hole 1032 and the circle center of the metal tail tray 103 and the umbrella ribs 401 adjacent to the second through holes 1032 is 30 degrees.

In the actual production life, outside tail dish 103 flushes with the surface of heat preservation, the further construction and the fitment of the surface of heat preservation of being convenient for (paint mortar and installation finish coat), and smooth outside tail dish surface is smooth relatively for when painting the mortar on the heat preservation, the condition that the mortar is not stained with, drops takes place easily in outside tail dish department, thereby leads to the wall hollowing, fracture. This embodiment is through setting up the through-hole on metal tail dish and outside tail dish, can increase the area of contact between mortar, outside tail dish and the heat preservation on finish coat, and help finish coat more firmly fixes on the heat preservation, avoids finish coat to drop, hollowing or fracture, has improved the security performance of dress configuration building wall and has prolonged the life of wall body.

Fig. 6 is a schematic structural view of another metal end disk of the present application.

Optionally, the metal tail disc 103 comprises: the horizontal portion 601 and the concave portion 602, the concave portion 602 is disposed at the center of the metal tail tray 103, and the horizontal portion 601 is disposed around the concave portion 602. Specifically, at this time, the first through hole 1031 is provided at the recess portion 602, and the second through hole 1032 is provided at the horizontal portion 601.

This embodiment has the metal tailtray of depressed part and horizontal part through the design, can improve the compressive property of connecting piece in perpendicular to metal tailtray direction, promotes the whole mechanical strength of connecting piece.

Optionally, the connector 100 comprises: and a fastening member having a diameter greater than that of the first through hole 1031, the fastening member being disposed inside the outer tail tray 101 and connected to the connection end 1021. Specifically, the fastening member may be fixedly connected to the connecting end 1021 by welding or bonding, and may have a threaded structure, and is threadedly connected to the connecting end 1021 with a corresponding threaded structure. Because the diameter of fastener is greater than the diameter of first through-hole 1031, can avoid the sleeve to drop after passing first through-hole 1021, further improve the steadiness of sleeve and metal tail disc relation of connection, when using the metal tail disc that has horizontal part and depressed part, the fastener can just set up in the depressed part, does not occupy unnecessary space.

Fig. 7-11 are schematic block diagrams of additional connectors according to embodiments of the present application.

Alternatively, as shown in fig. 3 and 7-10, the anchor 1023 is a structure that passes through the sleeve 102 perpendicular to the sleeve 102. Specifically, the anchoring end 1022 of the sleeve 102 has a through hole 701 in a direction perpendicular to the sleeve 102, and the anchoring structure 1023 can pass through the through hole 701 and be fixed to the anchoring end 1022. The fixing mode can be anchoring, bonding, welding, threaded connection and the like; the anchoring structure can be a partial structure of the connecting piece and also a partial structure of the concrete layer.

Illustratively, as shown in fig. 7, the anchoring structures 1023 are studs secured to the anchoring ends 1022 through the through-holes 701 to enable the connector 100 to be anchored with a rebar structure in a concrete layer.

Illustratively, as shown in fig. 8, anchor structure 1023 is a bolt secured to anchor end 1022 through throughbore 701.

Illustratively, as shown in fig. 9, the anchoring structure 1023 is a screw secured to the anchoring end 1022 through the through-hole 701.

Illustratively, as shown in fig. 10 to 11, the anchoring structure 1023 is a steel bar structure (steel bar, bent steel bar) in the concrete layer, and the steel bar structure in the concrete layer is directly anchored through the through holes 701, so that the heat insulation layer is anchored and connected with the concrete layer.

In this embodiment, through the through type anchor structure of multiple type, can further promote the anchor effect of connecting piece and concrete layer to promote the steadiness and the durability of assembled wall.

Optionally, anchor 1023 is a structure that extends partially into sleeve 102 in the direction of sleeve 102. Specifically, anchor 1023 has a configuration similar to a nail, with a diameter greater than the diameter of sleeve 102 at the head and smaller than the diameter of the sleeve at the shank so as to be able to extend inside the sleeve so that anchor 1023 is secured to anchor end 1022, which may be anchored, glued, welded, threaded, etc.

Illustratively, as shown in fig. 12, the anchor structure 1023 is a screw, the interior of the anchor end 1022 of the sleeve 102 has a threaded structure corresponding to the screw, and the screw extends into the interior of the sleeve 102 and is fixed with the anchor end 1022 by the cooperation of the screw and the threaded structure.

As another example, the anchoring structure 1023 is comprised of a threaded rod inside the sleeve 102 and a nut outside the sleeve 102, the threaded rod extending inside the sleeve 102 and being secured to the anchoring end 1022 by the nut.

In this embodiment, anchor structure is screw or screw rod and nut structure, adjustable sheathed tube length to adjust the total length of heat preservation connecting piece, and then adjust the anchor degree of depth of heat preservation connecting piece in concrete layer, strengthened the flexibility and the practicality of connecting piece.

Fig. 13-14 are schematic block diagrams of two other connectors according to embodiments of the present application.

Optionally, anchor structure 1023 is the structure formed by closed anchor ends 1022. Specifically, the anchoring end 1022 is closed, machined into a special shape, so that the closed anchoring end 1022 has an anchoring structure 1023. The closing means may be hot working, injection molding, welding, etc., which is not limited in this application.

Illustratively, as shown in fig. 13, anchor structure 1023 is a flared structure resulting from closing anchor ends 1022.

Illustratively, as shown in fig. 14, the anchor structures 1023 are corrugated structures that close the anchor ends 1022.

Alternatively, as shown in fig. 15, the connecting end 1021 of the sleeve 102 has a first enlarged head 1501, the anchoring end 1022 of the sleeve 102 has a second enlarged head 1502, the diameter of the first enlarged head 1501 is at least partially greater than or equal to the diameter of the sleeve 102, and the diameter of the second enlarged head 1502 is at least partially greater than or equal to the diameter of the sleeve 102.

It will be appreciated that the second enlarged head 1502 may be used as an anchoring structure 1023 for anchoring to the concrete layer, or as an anchoring end 1022 of the sleeve 102 for anchoring to the concrete layer in combination with other anchoring structures described in the embodiments of the present application.

Specifically, the first enlarged head 1501 and the second enlarged head 1502 can both adopt a wedge shape, and the sizes of the first enlarged head 1501 and the second enlarged head 1502 can be set according to the size of an external tail disc or a metal tail disc and the requirement of anchoring depth respectively; the diameter of the end of the first enlarged head 1501 connected with the sleeve 102 is smaller than or equal to the diameter of the sleeve 102, and the diameter of the end of the first enlarged head 1501 connected with the outer tail disc 101 or the metal tail disc 103 is larger than or equal to the diameter of the sleeve 102; the diameter of the end of the second enlarged head 1502 connected to the sleeve 102 is smaller than or equal to the diameter of the sleeve 102, and the diameter of the end of the second enlarged head 1502 connected to the outer tail disc 101 or the metal tail disc 103 is larger than or equal to the diameter of the sleeve 102.

In this embodiment, through set up the enlarged footing at sleeve pipe both ends, make the enlarged footing can regard as anchor structure directly to anchor with concrete layer, can improve sleeve pipe and outside tail dish or metal tail dish, with concrete layer's anchor effect, be convenient for produce and further promote connecting piece atress ability and reliability.

Optionally, the outer tail disc 101 comprises: the cutting rib 1011 is provided on the side connected to the sleeve 102. Specifically, connecting piece 100 is usually screwed in the heat preservation in installation use process, and cutting rib 1011 on the outside tail disc 101 can be at the automatic cutting heat preservation in the installation to make things convenient for outside tail disc 101 to get into in the heat preservation, make outside tail disc 101 flush with the heat preservation surface, so that the hole that causes on the heat preservation when making outside tail disc 101 block up the installation completely, the leakproofness is better, and the surface of heat preservation is more level and more smooth, more be favorable to the thin processing of plastering on heat preservation outside finish coat.

In this embodiment, through setting up the cutting rib at outside tail-tray, can be when erection joint spare automatic cutting heat preservation, the installation of the wall body of being convenient for improves the assembly efficiency of wall body.

Fig. 16 is a schematic view of an assembly process of a connector according to an embodiment of the present application.

After the sleeve 102 with the umbrella-shaped structure 1025 passes through the first through hole 1031 (not shown) of the metal tail tray 101 and is fixed by the umbrella-shaped structure 1025, the outer tail tray 101 is integrally injection-molded at the joint of the metal tail tray 101 and the sleeve 102. It will be appreciated that anchor structure 1023 is secured to anchor end 1022 after sleeve 102 has passed through metal tail disk 101.

Preferably, the length of the connector 100 in the direction of the sleeve 102 is greater than or equal to 100 mm; the diameter of the outer tail disc 101 is 60-120 mm; the diameter of the sleeve 102 is 10-30 mm; the diameter of the umbrella structure 1025 is 30-75 mm.

Fig. 17 is a schematic structural view of a prefabricated wall according to an embodiment of the present application.

As shown in fig. 16, the assembly wall 1700 includes:

insulating layer 1701, concrete layer 1702, and prefabricated building wall connector 100 of any embodiment of this application for connecting said insulating layer 1701 with said concrete layer 1702. The assembly wall 1700 may further include: a facing layer 1703.

In the production of a fabricated building wall, connecting member 100 is typically inserted into insulation 1701, concrete is poured to form concrete layer 1702, and connecting member 100 is anchored in concrete layer 1702.

Specifically, the insulation layer 1701 may be an insulation board or a reinforced rock wool board. When the enhanced rock wool board is used as the heat insulation layer 1701, an Ultra-High Performance Concrete (UHPC) layer is added between the heat insulation layer 1701 and the facing layer 1703, so that the cooperativity and the integrity of the heat insulation of the wall body are improved.

In addition, in this application embodiment, can also be with the integrated external wall panel that keeps warm outward of connecting piece 100 pre-buried preparation in the heat preservation, process in advance at the mill, the assembled degree is high, follows the market demand, and the prevalence is high, and the practicality is good.

To sum up, the assembled wall body connecting piece that this application embodiment provided is convenient for production and installation, can effectively improve the bearing structure of heat preservation and concrete layer in the wall body for the heat preservation can only lean on the anchor atress to be connected with concrete layer, effectively prevents that the heat preservation that the adhesive force disappears and leads to after the mortar is ageing and the phenomenon that finish coat drops, has improved the security performance of dress configuration building wall body and has prolonged the life of wall body. The assembled wall body that this application embodiment provided has firm atress structure to have excellent reliability and durability, support preprocessing, the assembly nature wall has higher practicality.

It should be understood that the technical features mentioned in the different embodiments described in the present application can be combined with each other as long as they do not conflict with each other.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to 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 directly connected or indirectly connected through an intermediate medium; either an anchored connection or a welded connection. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art. The materials used are not indicated by manufacturers, and are all conventional products which can be obtained commercially.

While the invention has been described with reference to specific embodiments, the scope of the invention is not limited thereto, and those skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the invention. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An assembly type building wall connector, characterized in that, the connector includes:

the outer tail disc and the sleeve are used for fixing the heat insulation layer of the building wall;

the sleeve includes:

the connecting end extends into the external tail disc and is connected with the external tail disc;

the anchoring end includes:

the anchoring structure is used for connecting a concrete layer of the building wall body and separating the concrete layer from the heat insulation material.

2. The connector of claim 1, further comprising:

the metal tail disc is arranged inside the external tail disc and connected with the connecting end, and the diameter of the metal tail disc is larger than that of the sleeve.

3. The connection according to claim 2, wherein the metal tail disc comprises:

the first through hole is formed in the center of the metal tail disc, and the diameter of the first through hole is larger than or equal to that of the sleeve.

4. A fitting according to claim 3, wherein said connection end comprises:

the connecting end penetrates through the first through hole to enable the umbrella-shaped structure to be connected with the metal tail disc.

5. The connection according to claim 3, wherein the metal tail disc comprises:

a plurality of second through holes arranged around the first through holes at intervals;

the outer tail disc includes:

and the third through holes correspond to the second through holes.

6. The connection according to any one of claims 2-5, wherein the metal tail disc comprises:

the metal tail disc comprises a horizontal part and a concave part, wherein the concave part is arranged in the center of the metal tail disc, and the horizontal part surrounds the concave part.

7. A connection piece according to any of claims 3-6, characterized in that it comprises:

the diameter of the fastener is larger than that of the first through hole, and the fastener is arranged inside the outer tail disc and connected with the connecting end.

8. A connection piece according to any of claims 1-7, wherein said anchoring formations are formations passing through said sleeve in a direction perpendicular to said sleeve.

9. A connection piece according to any of claims 1-7, wherein said anchoring structure is a structure which partly extends into said sleeve in the direction of said sleeve.

10. A connection piece according to any of claims 1-7, wherein said anchoring formations are formations formed by closing said anchoring ends.

11. The connector according to any one of claims 1 to 10, wherein the connecting end has a first enlarged head, the anchoring end has a second enlarged head, the first enlarged head has a diameter at least partially greater than or equal to the diameter of the sleeve, and the second enlarged head has a diameter at least partially greater than or equal to the diameter of the sleeve.

12. The fitting according to any one of claims 1-11, wherein said outer tail disc comprises:

and a cutting rib provided at a side connected with the sleeve.

13. A connection piece according to any of claims 1-12, wherein said sleeve is a metal sleeve or a fibre reinforced plastic material.

14. A connection according to any of claims 1-13, wherein the insulating material is nylon or foam.

15. A connection piece according to any of claims 1-14, wherein said outer tail disc is of nylon or plastic material.

16. A connection piece according to any of claims 1-15, wherein the length of the connection piece in the direction of the sleeve is greater than or equal to 100 mm.

17. A connection piece according to any of claims 1-16, wherein the diameter of the outer tail disc is 60-120 mm.

18. A connection piece according to any of claims 1-17, wherein the sleeve has a diameter of 10-30 mm.

19. A connection piece according to any of claims 1-18, wherein the diameter of the umbrella-like structure is 30-75 mm.

20. An assembly building wall, comprising:

insulation, concrete layer, and the fabricated building wall connection of any one of claims 1-19, for connecting the insulation to the concrete layer.