CN217580593U

CN217580593U - Connecting piece device for cast-in-place concrete construction and heat-insulating wall structure

Info

Publication number: CN217580593U
Application number: CN202220907156.8U
Authority: CN
Inventors: 刘丙强; 刘念界
Original assignee: Shanghai Shengkui New Building Materials Co ltd; Shanghai Shengkui Plastic Industry Co ltd
Current assignee: Shanghai Shengkui New Building Materials Co ltd; Shanghai Shengkui Plastic Industry Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-10-14
Anticipated expiration: 2032-04-19

Abstract

The utility model discloses a connecting piece device and thermal insulation wall structure for cast in situ concrete construction, a connecting piece device for cast in situ concrete construction includes adapter sleeve and connecting rod, the adapter sleeve set up in A level fire prevention heated board and be used for with stiffener in the A level fire prevention heated board is connected, the one end of adapter sleeve has the connector, the connecting rod is including connecting portion, pole body and the rib that connects gradually, connecting portion connect in the connector, the rib expose in the medial surface of A level fire prevention heated board is used for being connected with cast in situ concrete wall, the rib is followed the radial direction of pole body outwards extends and is located in the cast in situ concrete wall. The connecting rod is connected with the cast-in-place concrete wall body through the rib, effectively closely supports and leans on in order to realize firm the connection in the cast-in-place concrete wall body, has improved the safety and stability nature of thermal insulation wall body structure greatly. The manufacturing efficiency and the construction and installation efficiency are obviously improved.

Description

Connecting piece device for cast-in-place concrete construction and heat-insulating wall structure

Technical Field

The utility model relates to a connecting piece device and thermal insulation wall structure for cast in situ concrete construction.

Background

Energy conservation, emission reduction, carbon peak reaching and carbon neutralization are common recognition targets in the energy-saving field in China at present. Building energy conservation is receiving more and more attention from all parties as one of the important links. The traditional heat insulation method of the building envelope structure is a mode of 'bonding as a main part and anchoring as an auxiliary part', wherein a heat insulation material is bonded with a base layer through mortar or the heat insulation material is attached to the base layer, and then an anchoring connecting piece is used for the auxiliary part. The connection firmness and stability of the connecting piece are not high; with the combination of partial prefabricated components and concrete cast-in-place of the construction heat preservation and structure integration process, such as the non-dismantling heat preservation template, the heat preservation inverted prefabricated component, the single-side wall-free prefabricated component and the like, the advantages of simple construction, controllable quality, more comprehensive cost saving and the like are gradually known by the public, the proportion of national popularization and application is greatly increased in recent years, and the construction method tends to become the mainstream construction method. However, although these processes have many advantages, the connectors still continue to be constructed in the form of conventional connectors as an important safety aid from a safety point of view. Based on the consideration of safety, the field of building heat preservation and structure integration urgently needs a novel connecting piece structure which can provide higher safety factor and is firmly connected with cast-in-place concrete.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the above-mentioned not enough of current existence, the utility model provides a connecting piece device and thermal insulation wall structure for cast in situ concrete construction.

The utility model discloses a realize through following technical scheme:

the utility model provides a connecting piece device for cast in situ concrete construction, its includes adapter sleeve and connecting rod, the adapter sleeve set up in A level fire prevention heated board and be used for with stiffener in the A level fire prevention heated board is connected, the one end of adapter sleeve has the connector, the connecting rod is including connecting portion, pole body and the rib that connects gradually, connecting portion connect in the connector, the rib expose in the medial surface of A level fire prevention heated board and be used for being connected with the cast in situ concrete wall body, the rib is followed the radial direction of pole body outwards extends and is located in the cast in situ concrete wall body.

Further, the reinforcing part is bent outward from the end of the rod body, so that a certain angle is formed between the reinforcing part and the rod body.

Further, the rod body and the reinforcing part are perpendicular to each other;

alternatively, the cross-sectional shape of the reinforcing portion is a wave shape.

Further, the longitudinal cross-sectional area of the reinforcement is greater than or less than the longitudinal cross-sectional area of the rod body;

and/or the peripheral surface of the reinforcing part is provided with a plurality of sunken screw openings.

Further, the connector device for cast-in-place concrete construction further includes a blocking member located within the cast-in-place concrete wall and connected to the reinforcement.

Further, the outer peripheral surface of the reinforcing portion is provided with a first external thread, the blocking component is internally provided with a first internal thread, and the first external thread is in threaded connection with the first internal thread.

Further, a second internal thread is arranged in the connecting port, a second external thread is arranged on the outer surface of the connecting part, and the second external thread is in threaded connection with the second internal thread.

A thermal insulation wall structure comprises a cast-in-place concrete wall body, an A-level fireproof thermal insulation board, a reinforcing component and the connecting piece device for cast-in-place concrete construction.

Furthermore, the inner side surface of the A-level fireproof insulation board is provided with a high-efficiency insulation material layer, the cast-in-place concrete wall body comprises a steel reinforcement cage component and cast-in-place concrete, the high-efficiency insulation material layer is located between the A-level fireproof insulation material layer and the steel reinforcement cage component, and the cast-in-place concrete is poured in the steel reinforcement cage component and connected with the high-efficiency insulation material layer.

Furthermore, the outer side of the A-level fireproof heat-insulation board is provided with an outer layer, and the outer layer is a protective surface layer and/or a decorative surface layer.

The beneficial effects of the utility model reside in that:

the utility model discloses a connecting piece device and thermal insulation wall structure for cast in situ concrete construction, connecting rod are connected with the cast in situ concrete wall body through the rib, can effectively closely support and firmly connect in order to realize in the cast in situ concrete wall body, effectively avoid taking place to break away from the problem, have improved the safety and stability nature of thermal insulation wall structure greatly. Simultaneously, be connected the stiffening member in adapter sleeve and the A level fire prevention heated board, connect in the connector in order to realize being connected of connecting rod and adapter sleeve through connecting portion, effectively strengthened the joint strength of connecting piece device with A level fire prevention heated board, and the erection joint is very convenient, and preparation efficiency and construction installation effectiveness are showing and are promoting.

Drawings

Fig. 1 is an internal structure schematic diagram of a thermal insulation wall structure according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of a part of the internal structure of the thermal insulation wall structure according to embodiment 1 of the present invention.

Fig. 3 is a schematic view of a partial internal structure of a thermal insulation wall structure according to embodiment 2 of the present invention.

Fig. 4 is a schematic view of a part of the internal structure of the thermal insulation wall structure according to embodiment 3 of the present invention.

Fig. 5 is a schematic view of a partial internal structure of a thermal insulation wall structure according to embodiment 4 of the present invention.

Fig. 6 is a schematic view of a partial internal structure of a thermal insulation wall structure according to embodiment 5 of the present invention.

Description of the reference numerals:

connector device 1

Connecting rod 11

Reinforcing part 111

Rod body 112

Connecting part 113

Connecting sleeve 12

Stop member 13

Cast-in-place concrete wall 2

Reinforcement cage component 21

Cast in place concrete 22

Grade A fireproof insulation board 3

Reinforcing member 4

Outer layer 5

High-efficiency heat-insulating material layer 6

Detailed Description

The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced.

Example 1

As shown in fig. 1 and 2, the present embodiment discloses an insulation wall structure including a cast-in-place concrete wall 2, a class a fire-proof insulation board 3, a reinforcing member 4, and a connector device 1 for cast-in-place concrete construction. This a connecting piece device 1 for cast in situ concrete construction includes connecting rod 11 and adapter sleeve 12, adapter sleeve 12 sets up in A level fire prevention heated board 3 and is used for being connected with the stiffener 4 in A level fire prevention heated board 3, the one end of adapter sleeve 12 has the connector, connecting rod 11 is including the connecting portion 113 that connects gradually, pole body 112 and rib 111, connecting portion 113 is connected in the connector, rib 111 exposes in A level fire prevention heated board 3's medial surface and is used for being connected with cast in situ concrete wall body 2, rib 111 outwards extends and is located cast in situ concrete wall body 2 along the radial direction of pole body 112.

The connecting rod 11 will stretch into the steel reinforcement cage part 21 of the cast-in-place concrete wall 2 through the reinforcement part 111, and after the cast-in-place concrete 22, the cast-in-place concrete 22 will wrap the steel reinforcement cage part 21 and the reinforcement part 111 and be connected with the a-level fireproof heat-insulation board 3. Connecting rod 11 is connected with cast-in-place concrete wall 2 through rib 111, and rib 111 outwards extends along the radial direction of pole body 112 for rib 111 can effectively closely support and lean on in order to realize firm the connection in cast-in-place concrete wall 2, effectively avoids taking place to break away from the problem, has improved the safety and stability nature of thermal insulation wall structure greatly. Meanwhile, the reinforcing component 4 is arranged in the A-level fireproof heat-insulation board 3, the connecting piece device 1 for cast-in-place concrete construction is connected to the reinforcing component 4 through the connecting sleeve 12 and is connected to the connecting port through the connecting part 113 to realize the connection of the connecting rod 11 and the connecting sleeve 12, and the connecting strength between the connecting piece device 1 and the A-level fireproof heat-insulation board 3 is effectively enhanced; the integration of heat preservation and structure is still realized when realizing exempting from the mould effect, and is safe high-efficient, and the erection joint is very convenient, and the convenient high efficiency of site operation installation, construction quality change control and accurate, and economic effect contrast PC prefabricated wall body component reduces by a wide margin, and preparation efficiency and construction installation efficiency are showing and are promoting. Preferably, the tie bars 11 are connected with the reinforcement cage members 21 of the cast-in-place concrete wall 2, further enhancing the structural connection strength of the thermal insulation wall structure.

The connecting piece device 1 for cast-in-place concrete construction of the embodiment can be applied to one or more of a disassembly-free heat preservation template, a double-mold shell wall prefabricated part and a single-side formwork-free wall prefabricated part, and has a wide application range.

In the present embodiment, the connector apparatus 1 for cast-in-place concrete construction further includes a blocking member 13, and the blocking member 13 is located in the cast-in-place concrete wall 2 and connected to the reinforcement part 111. By installing the connection blocking member 13 on the reinforcement 111, the longitudinal sectional area of the blocking member 13 is made larger than the longitudinal sectional area of the rod body 112, so that the blocking member 13 will closely abut against the interior of the cast-in-place concrete wall 2 to prevent the separation phenomenon between the connector device 1 and the cast-in-place concrete wall 2.

The outer peripheral surface of the reinforcing portion 111 has a first male screw, and the blocking member 13 has a first female screw therein, and the first male screw and the first female screw are screwed together. Adopt the threaded connection mode through first external screw thread and first internal thread between connecting rod 11 and the barrier part 13, the erection joint is very convenient, and simple structure, and processing preparation is convenient.

The connecting port has a second internal thread therein, the outer surface of the connecting portion 113 has a second external thread, and the second external thread is in threaded connection with the second internal thread. Adopt the threaded connection mode through second external screw thread and second internal thread between connecting rod 11 and the adapter sleeve 12, the erection joint is very convenient, and simple structure, and processing preparation is convenient. Wherein, the connecting sleeve 12 and the blocking component 13 can be both nut structures. The reinforcing portion 111, the rod body 112, and the connecting portion 113 are provided extending in the axial direction of the connecting rod 11 and are integrally molded.

The outer layer 5 is arranged on the outer side surface of the A-level fireproof heat-insulation plate 3, and the outer layer 5 is a protective surface layer and/or a decorative surface layer. Can play effectual protection to A level fire prevention heated board 3 through outer 5, further improve the stability of heat preservation wall structure.

The material of the protective layer can be super-performance concrete. The protective layer adopts super performance concrete can not only carry out effectual intensity to A level fire prevention heated board 3 and support, still plays effectual protection to A level fire prevention heated board 3, ensures that A level fire prevention heated board 3 avoids appearing the damaged condition in transportation, installation. Wherein the thickness of the protective layer is 5-10mm. The thickness of the protective layer formed by the super-performance concrete is controlled to be 5-10mm, so that the stability of actual operation is ensured, and the cost is effectively avoided from being too high.

The protective layer can also comprise mortar and alkali-resistant glass fiber gridding cloth, the mortar is connected to one side of the cast-in-place concrete wall 2 in the A-level fireproof heat-insulation board 3, and the alkali-resistant glass fiber gridding cloth is arranged in the mortar. Be used for the flattening protection through the mortar, the whole firmness of structure that the fine net of alkali-resisting glass arranged in the mortar can strengthen the armor layer improves the safety and stability nature of thermal insulation wall structure. Wherein, the mortar can be functional mortar, such as anti-crack mortar and the like.

The finish coat can lug connection in A level fire prevention heated board 3's lateral surface, can also be used for protecting thermal insulation wall structure, beautifying the building through the outside increase finish coat at the armor coat through the finish coat to satisfy the operation requirement, simultaneously, realize integration dry construction, it is more simple and convenient to realize the manufacturing procedure, has improved the efficiency of construction. Wherein, the facing layer comprises paint, ceramic tiles, stone, metal plates and the like.

The medial surface of A level fire prevention heated board 3 is equipped with high-efficient insulation material layer 6, and high-efficient insulation material layer 6 is located between A level fire prevention heated board 3 and steel reinforcement cage part 21, and cast in situ concrete 22 pours in steel reinforcement cage part 21 and is connected with the medial surface of high-efficient insulation material layer 6. Regard as the skin with A level fire prevention heated board 3, the more excellent high-efficient insulation material layer 6 of heat preservation effect is as the inlayer, and cast in situ concrete 22 makes cast in situ concrete wall body 2 be connected with high-efficient insulation material layer 6's medial surface through pouring, can further effectively strengthen the heat preservation effect of heat preservation wall body structure through A level fire prevention heated board 3 and high-efficient insulation material layer 6.

The material of the high-efficiency heat-insulating material layer 6 is one or more of molded polystyrene board, extruded polystyrene board, molded graphite polystyrene board, extruded graphite polystyrene board, polyurethane board, rock wool and foamed polyurethane material. Therefore, the overall heat insulation effect of the finally formed heat insulation wall structure is improved, and the energy-saving requirement of the heat insulation wall structure with ultralow energy consumption is met.

The A-level fireproof heat-insulation plate 3 is made of an A-level fireproof heat-insulation material. The A-level fireproof heat-insulation plate 3 can be made of an organic-inorganic composite A-level fireproof heat-insulation material. The organic-inorganic composite A-grade fireproof heat-insulating material has the heat-insulating property that the strength can meet the standard requirements of related products under the condition of the heat-insulating material with the same thickness, the fireproof property reaches A2 grade, and an inorganic plate is not required to be additionally compounded to enhance the strength and the fireproof property.

The A-level fireproof heat-insulation plate 3 is made of silicon graphene heat-insulation material. The heat insulation performance and the fireproof performance of the heat insulation wall structure are effectively guaranteed, and the safety and the stability of the heat insulation wall structure are greatly improved.

The reinforcing member 4 is a metal mesh or a fiber-reinforced composite material mesh. The reinforcing component 4 is made of high-strength materials such as metal or Fiber Reinforced Polymer (FRP), and is prefabricated in the A-level fireproof heat-insulation board 3 when the heat-insulation material is produced in a factory, so that the self structural strength of the A-level fireproof heat-insulation board 3 is effectively enhanced.

Example 2

As shown in fig. 3, the same parts of the thermal insulation wall structure of the present embodiment as those of embodiment 1 will not be repeated, and only the differences will be described. In the present embodiment 2, the connector apparatus 1 for cast-in-place concrete construction does not include the blocking member 13, and the reinforcing part 111 is bent outward from the end of the rod body 112 such that a certain angle is formed between the reinforcing part 111 and the rod body 112. The reinforcing part 111 is bent outwards, so that the axes of the rod body 112 and the reinforcing part 111 are not overlapped, the reinforcing part 111 is positioned in the cast-in-place concrete wall 2 to enhance the connection strength of the connecting rod 11 and the cast-in-place concrete wall 2, the problem of separation is effectively avoided, and the safety and stability of the heat-insulating wall structure are greatly improved; meanwhile, the structure is simple, and the processing and the manufacturing are very convenient. The rod body 112 and the reinforcing portion 111 are perpendicular to each other.

Example 3

As shown in fig. 4, the same parts of the thermal insulation wall structure of the present embodiment as those of embodiment 2 will not be repeated, and only the differences will be described. In embodiment 3, the cross-sectional shape of the reinforcement portion 111 is a wave shape. The reinforcing portion 111 itself has a structure having a plurality of bends. Of course, in other embodiments, the curvature of the structure of the reinforcing portion 111 itself and the length of the straight line segment are not limited.

Example 4

As shown in fig. 5, the same parts of the thermal insulation wall structure of the present embodiment as those of embodiment 1 will not be repeated, and only the differences will be described. In the present embodiment 4, the connector device 1 for cast-in-place concrete construction does not include the blocking member 13. The longitudinal sectional area of the reinforcing portion 111 is larger than that of the rod body 112. The reinforcing portion 111 is made thicker than the rod main body 112, so that the connection strength between the connecting rod 11 and the cast-in-place concrete wall 2 can be enhanced.

The outer peripheral surface of the reinforcing portion 111 has a plurality of recessed wire ports. The connection is further strengthened through the plurality of sunken screw openings, so that the safety and stability of the heat-insulating wall structure are greatly improved; and the structure is simple, and the processing and the manufacturing are very convenient.

Example 5

As shown in fig. 6, the same parts of the thermal insulation wall structure of the present embodiment as those of embodiment 4 will not be repeated, and only the differences will be described. In the present embodiment 5, the longitudinal sectional area of the reinforcing portion 111 is smaller than the longitudinal sectional area of the rod body 112. The longitudinal sectional area smaller than that of the rod body 112 is provided at different positions on the reinforcement 111 so that the outer surface of the reinforcement 111 has an uneven shape, thereby enhancing the coupling strength of the coupling rod 11 with the cast-in-place concrete wall 2. The position of the recess on the reinforcement 111 can be processed and manufactured by stamping, and the processing and manufacturing are very convenient. The position of the depressions, the size of the depressions, and the number of depressions are not limited.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. The connecting piece device for cast-in-place concrete construction is characterized by comprising a connecting sleeve and a connecting rod, wherein the connecting sleeve is arranged in an A-level fireproof heat-insulation board and is used for being connected with a reinforcing component in the A-level fireproof heat-insulation board, one end of the connecting sleeve is provided with a connecting port, the connecting rod comprises a connecting part, a rod body and a reinforcing part which are sequentially connected, the connecting part is connected in the connecting port, the reinforcing part is exposed out of the inner side surface of the A-level fireproof heat-insulation board and is used for being connected with a cast-in-place concrete wall body, and the reinforcing part extends outwards along the radial direction of the rod body and is located in the cast-in-place concrete wall body.

2. The connector apparatus for cast-in-place concrete construction as claimed in claim 1, wherein the reinforcement part is bent outward from the end of the rod body such that a certain angle is formed between the reinforcement part and the rod body.

3. The connector apparatus for cast-in-place concrete construction as claimed in claim 2, wherein the rod body and the reinforcing part are perpendicular to each other;

4. The connector apparatus for cast-in-place concrete construction as claimed in claim 1, wherein a longitudinal sectional area of the reinforcement is greater than or less than a longitudinal sectional area of the rod body;

5. The connector apparatus for cast-in-place concrete construction as claimed in claim 1, wherein the connector apparatus for cast-in-place concrete construction further comprises a blocking member located within the cast-in-place concrete wall and connected to the reinforcement.

6. The connector apparatus for cast-in-place concrete construction as claimed in claim 5, wherein the reinforcement part has a first male screw thread on an outer circumferential surface thereof, and the blocking member has a first female screw thread therein, the first male screw thread being screw-coupled to the first female screw thread.

7. The connector apparatus for cast-in-place concrete construction as claimed in claim 1, wherein the connection port has a second internal thread therein, and an outer surface of the connection portion has a second external thread, the second external thread being threadedly coupled with the second internal thread.

8. An insulated wall structure, comprising a cast-in-place concrete wall, a class a fire-resistant insulated panel, a reinforcing member, and the connector apparatus for cast-in-place concrete construction as claimed in any one of claims 1 to 7.

9. The thermal insulation wall structure of claim 8, wherein the inner side surface of the class A fireproof thermal insulation board is provided with a high-efficiency thermal insulation material layer, the cast-in-place concrete wall comprises a reinforcement cage component and cast-in-place concrete, the high-efficiency thermal insulation material layer is located between the class A fireproof thermal insulation material layer and the reinforcement cage component, and the cast-in-place concrete is poured on the reinforcement cage component and connected with the high-efficiency thermal insulation material layer.

10. The thermal insulation wall structure of claim 8, wherein an outer layer is arranged on the outer side surface of the A-level fireproof thermal insulation plate, and the outer layer is a protective layer and/or a decorative layer.