An integrated construction process for thermal insulation formwork of concrete walls

Abstract

This invention discloses an integrated construction process for thermal insulation formwork in concrete walls, comprising the following steps: cleaning the construction site, binding the steel reinforcement frame components, installing spacers and connectors, installing the thermal insulation composite board according to the connectors, fixing the support components, pouring concrete, sealing the outer wall, and cleaning the outer surface of the thermal insulation composite board. This invention adopts an integrated construction method for cast-in-place concrete wall support and thermal insulation formwork. Based on the relative positioning of the connectors with the steel reinforcement frame components via hooks, the thermal insulation composite board is clamped and fixed by inner clamps and thermal insulation nails. Furthermore, inclined clamps and inward clamps are used to fix the inner clamps and thermal insulation nails one-to-one, achieving simultaneous constraint on the inner and outer sides of the thermal insulation composite board. This further increases the stability of the thermal insulation composite board placement, simplifies operation, reduces the number of external wall formwork removal steps, lowers construction costs, and has significant social and economic benefits.

Description

TECHNICAL FIELD

[0001] The present application relates to wall construction technology field, especially to a kind of concrete wall thermal insulation formwork integrated construction technology. BACKGROUND

[0002] In the current housing construction, energy shortage problem is increasingly prominent, energy saving gradually becomes the focus of society, and in the construction process, the development of energy-saving technology and environmental protection material is the key to energy saving in the whole project, and building exterior wall energy saving is the most important and effective way of building energy saving. During the construction of the insulation layer, the traditional construction technology is to install the insulation board directly on the outer wall or inner wall side wall after the main body of the building is poured. However, the use of cement mortar and insulation nails in the later stage not only increases the labor cost and prolongs the construction period, but also causes the poor adhesion of the insulation board and the base layer, which leads to the risk of the insulation layer separating from the wall, and also causes the appearance difference and reduces the insulation effect. The present application provides a kind of concrete wall thermal insulation formwork integrated construction technology to solve this construction technology problem. SUMMARY

[0003] The present application aims to solve the problems existing in the prior art and provides a kind of concrete wall thermal insulation formwork integrated construction technology.

[0004] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme:

[0005] A kind of concrete wall thermal insulation formwork integrated construction technology, including a kind of concrete wall thermal insulation formwork integrated construction technology, characterized by comprising the following steps:

[0006] Step S1, clean the construction site, bind the steel reinforcement frame assembly according to the construction position at the construction site, install the cushion block on the steel reinforcement frame assembly, and install the connecting piece on the steel reinforcement frame assembly;

[0007] Step S2, install the connecting piece, the thermal insulation composite board and the inner wall board, install the inner wall board on the inner wall side wall of the steel reinforcement frame assembly, install the connecting piece on the outer wall side wall of the steel reinforcement frame assembly according to the predetermined installation position, the connecting piece includes a connecting plate, the connecting plate side wall connects a hook piece, the hook piece is connected to the steel reinforcement frame assembly at the corresponding predetermined position, the other side wall of the connecting plate connects a connecting end block, the end of the connecting end block connects a clamping end, a sliding groove is formed in the side wall of the clamping end, the clamping end is connected to an inner chuck through the sliding groove, the inner chuck is coaxially connected to a pulling rope, the outer wall of the clamping end is connected to an inclined clamping block, the inner wall of the clamping end is connected to an inward clamping block, the inward clamping block is detachably connected to the insulation nail, and the thermal insulation composite board is provided with a fixing groove at the corresponding connecting piece position, the inner wall of the fixing groove is matched with the outer wall of the clamping end, and the connecting piece is connected to the thermal insulation composite board through the insulation nail and the fixing groove;

[0008] Step S3, the support assembly is fixed to the outer wall of the thermal insulation composite board and the inner wall board;

[0009] Step S4, pouring concrete, the concrete is poured in layers, the concrete is uniformly dispersed and continuously poured, and a vibrating rod is used for vibration;

[0010] Step S5, the outer end of the thermal insulation nail is sealed with a polymer mortar material;

[0011] Step S6, the support assembly is removed, and the surface of the thermal insulation composite board is cleaned.

[0012] Preferably, the composite thermal insulation board is a combined permanent outer formwork, before the thermal insulation composite board is installed and used, the inner side wall of the thermal insulation composite board is painted with 5mm waterproof mortar, the outer side wall of the thermal insulation composite board is coated with 5mm thick polymer cement mortar, and the surface is coated with alkali-resistant glass fiber mesh.

[0013] Preferably, the cushion block adopts a mountain-shaped structure corresponding to the two side frames of the steel bar frame assembly, two groups of clamping grooves are symmetrically formed in the lower side wall of the cushion block, the cushion block is clamped on the two lateral steel bars of the steel bar frame assembly through the clamping grooves, and the two ends of the cushion block are respectively and one-to-one matched with the inner walls of the thermal insulation composite board and the inner wall board.

[0014] Preferably, the inner chuck includes a pressing plate, an outer circle of the pressing plate is inclined to one side of the connecting end block, an inner wall of the pressing plate is connected to a connecting end through a connecting rod, a connecting end section diameter is smaller than a circular diameter formed by the inward clamping block, a threaded groove is formed in the middle end of the connecting end, an end of the pulling rope is fixed to the connecting end head corresponding to the threaded groove, and the pulling rope is made of steel wire.

[0015] Preferably, the action end of the inclined clamping block is inclined to the side away from the connecting end block, and the circumferential array of the inclined clamping block is on the outer wall of the clamping position head.

[0016] Preferably, a through hole is formed in the middle of the thermal insulation nail, a plurality of limiting blocks are circumferentially arranged on the outer wall of the action end of the thermal insulation nail, and the action end of the limiting block is inclined to the side away from the action end of the thermal insulation nail.

[0017] Preferably, the support assembly includes a sub-beam composed of a wood and a main beam composed of a steel pipe.

[0018] Compared with the prior art, the present application has the following advantages:

[0019] 1. The application combines engineering practice, further optimizes and improves the traditional outer wall concrete and insulation board construction method, adopts cast-in-situ concrete wall body supporting insulation formwork integrated construction method, reduces the two step construction procedures of traditional subsequent separate installation of insulation boards, reduces the outer wall construction difficulty and cycle, the safety is strengthened, on the other hand, the insulation board replaces the use of outer wall formwork, reduces the construction steps of outer wall formwork removal, effectively reduces the construction cost, has obvious social and economic benefits.

[0020] 2. Strong adaptability, can be used for various outer walls and insulation construction requiring the use of outer wall insulation boards, can reduce the outer wall formwork installation, removal and other processes, reduce the construction cost, reduce the construction difficulty, can effectively reduce the falling risk, has smaller influence on the surrounding, the insulation integrated construction technology method can optimize the construction process, reduce the construction steps, compared with the ordinary insulation construction, the construction period time can be reduced by 30% by using the insulation integrated technology, the bonding effect is better, reduces the loss caused by the later rework repair, has good economic benefit.

[0021] 3. Through the above technical scheme, in this process, on the basis that the connecting piece forms relative limiting with the reinforcing steel bar frame assembly through the hook piece, the inner chuck and the insulation nail form clamping and fixing of the insulation composite board, and the inclined clamping block and the inward clamping block respectively correspond to fix the inner chuck and the insulation nail, the inner and outer sides of the insulation composite board are simultaneously limited, the stability of the placement of the insulation composite board is further increased, and the operation is simple and convenient to use. DETAILED DESCRIPTION

[0022] In order to more specifically and intuitively illustrate the technical scheme in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description.

[0023] Figure 1 The structural schematic diagram is provided for the application;

[0024] Figure 2 The structural side surface schematic diagram is provided for the application;

[0025] Figure 3 The cushion block structural schematic diagram is provided for the application;

[0026] Figure 4 The insulation nail structural schematic diagram is provided for the application;

[0027] Figure 5 The connecting piece cross section structural schematic diagram is provided for the application;

[0028] Figure 6 The inner chuck structural schematic diagram is provided for the application;

[0029] Figure 7The flowchart is provided for the present application.

[0030] In the figure: steel reinforcement frame assembly 1, cushion block 2, connecting piece 3, thermal insulation composite board 4, connecting plate 301, hook piece 302, connecting end block 303, clamping end head 304, sliding groove 305, inner chuck 306, pressing plate 3061, connecting rod 3062, connecting end 3063, threaded groove 3064, pulling rope 307, inclined clamping block 308, inward clamping block 309, end head 310, thermal insulation nail 5, chuck 51, through hole 52, limiting block 53, fixing groove 6, screw 7, inner wall board 8. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application.

[0032] Reference Figures 1-7 A concrete wall thermal insulation formwork integrated construction process, comprising the following steps:

[0033] Step S1, cleaning the construction site, binding the steel reinforcement frame assembly 1 according to the construction position at the construction site, installing the cushion block 2 on the steel reinforcement frame assembly 1, and installing the connecting piece 3 on the steel reinforcement frame assembly 1;

[0034] Step S2, installing the connecting piece 3, the thermal insulation composite board 4 and the inner wall board, installing the inner wall board 8 on the inner wall side of the steel reinforcement frame assembly 1, and installing the connecting piece 3 on the outer wall side of the steel reinforcement frame assembly 1 according to the predetermined installation position, the connecting piece 3 comprising a connecting plate 301, the connecting plate 301 connecting a hook piece 302 on the side wall, the hook piece 302 being connected to the steel reinforcement frame assembly 1 at the corresponding predetermined position, the connecting plate 301 connecting a connecting end block 303 on the other side wall, the connecting end block 303 connecting a clamping end head 304 at the end, the clamping end head 304 having a sliding groove 305 on the side wall, the clamping end head 304 being slidably connected to an inner chuck 306 through the sliding groove 305, the inner chuck 306 being coaxially and detachably connected to a pulling rope 307, the clamping end head 304 connecting an inclined clamping block 308 on the outer wall, the clamping end head 304 connecting an inward clamping block 309 on the inner wall, the inward clamping block 309 being detachably connected to a thermal insulation nail 5, and the thermal insulation composite board 4 having a fixing groove 6 corresponding to the position of the connecting piece 3, the inner wall of the fixing groove 6 being in close contact with the outer wall of the clamping end head 304, and the connecting piece 3 being clamped to the thermal insulation composite board 4 through the thermal insulation nail 5 and the fixing groove 6;

[0035] The installation sequence of the thermal insulation composite board 4 is: after being hoisted vertically, the thermal insulation composite board 4 is assembled from left to right, and when the construction section is large, two or more than two sections can be simultaneously constructed and assembled. When hoisted by a tower crane, a sling should be used, and a steel wire rope should be strictly prohibited. The thermal insulation composite board 4 is reinforced by wooden boards around the four walls to avoid damage to the thermal insulation outer formwork. The thermal insulation composite board 4 is assembled by three people simultaneously pressing the thermal insulation board from the top, middle and bottom of the whole board to assemble the thermal insulation board together. Then, the connecting piece 3 is placed in the position of the fixed groove 6 reserved on the surface of the finished thermal insulation composite board 4 and is fixed, and the vertical flatness of the board surface is adjusted.

[0036] The joint treatment of the thermal insulation composite board 4: during the assembly of the thermal insulation composite board 4, sponge strips are pasted at the joint between two boards to prevent slurry leakage at the joint, which causes honeycomb and pitted surface of the internal concrete and affects the construction quality of the concrete. If conditions permit, polyurethane foaming agent can also be used for plugging, that is, the foaming agent is used to plug the joint in advance before the concrete is poured.

[0037] Step S3, the support assembly is fixed to the outer wall of the thermal insulation composite board 4 and the inner wall board 8;

[0038] Step S4, the concrete is poured, and the concrete is poured in layers. The concrete is uniformly dispersed and continuously poured, and a vibrating rod is used for vibration;

[0039] Step S5, the outer end of the thermal insulation nail 5 is plugged with a polymer mortar material;

[0040] Step S6, the support assembly is removed, and the surface of the thermal insulation composite board 4 is cleaned.

[0041] According to the installation and combination form of the six cushion blocks 2 corresponding to each thermal insulation composite board 4, the cushion blocks 2 are placed, and the connecting piece 3 is hung on the steel reinforcement frame assembly 1 according to the predetermined position after the steel reinforcement frame assembly 1 is installed. The thermal insulation composite board 4 is installed through the corresponding fixed groove 6. In this process, the connecting piece 3 forms relative limiting with the steel reinforcement frame assembly 1 through the hook piece 302. When the fixed groove 6 is sleeved on the outer wall of the clamping end head 304, the thermal insulation composite board 4 is pressed and the pulling rope 307 is pulled at the same time, so that the inner chuck 306 slides along the sliding groove 305 to the side wall of the thermal insulation composite board 4, until the side wall of the inner chuck 306 is attached to the side wall of the thermal insulation composite board 4, and the other side wall of the inner chuck 306 is pressed and limited with the action end of the inclined clamping block 308. The pulling rope 307 is removed, and the thermal insulation nail 5 is inserted into the sliding groove 305 from the outer side of the thermal insulation composite board 4. The outer wall of the thermal insulation nail 5 is limited and fixed with the inner wall of the sliding groove 305, so as to realize the fixation of the thermal insulation composite board 4, the simultaneous limitation of the inner and outer sides of the thermal insulation composite board 4, the further increase of the stability of the thermal insulation composite board 4, and the simple operation and convenient use. Then, the support assembly can be fixed to the outer wall of the thermal insulation composite board 4 and the inner wall board 8, the concrete of the wall body is poured, the outer wall leakage is plugged, and finally the surface of the thermal insulation composite board 4 is cleaned.

[0042] The application combines engineering practice, and further optimizes and improves the traditional concrete outer wall and insulation board construction method, adopts cast-in-situ concrete wall body supporting insulation formwork integrated construction method, reduces two steps of traditional subsequent separate installation of insulation boards, reduces the outer wall construction difficulty and period, the safety is strengthened, on the other hand, the insulation board replaces the use of the outer wall formwork, reduces the construction steps of the outer wall formwork removal, effectively reduces the construction cost, has obvious social and economic benefits; the process has strong adaptability, can be used for various outer walls and insulation constructions requiring the use of outer wall insulation boards, can reduce the outer wall formwork installation, removal and other processes, reduce the construction cost, reduce the construction difficulty, can effectively reduce the falling risk, has smaller influence on the surrounding, the insulation integrated construction technology method can optimize the construction process, reduce the construction steps, compared with the ordinary insulation construction, the construction period time can be reduced by 30% by using the insulation integrated technology, the bonding effect is better, the loss caused by the later rework repair is reduced, and good economic benefits are obtained.

[0043] In the case, the insulation composite board 4 is a combined permanent outer formwork, before the insulation composite board 4 is installed and used, the inner side wall of the insulation composite board 4 is painted with 5mm waterproof mortar, the outer side wall of the insulation composite board 4 is coated with 5mm thick polymer cement mortar, and the surface mortar is coated with alkali-resistant glass fiber mesh cloth, the insulation composite board 4 can be customized according to requirements, considering that there are multiple layers in the outer insulation method, the polymer cement mortar is optimized to add one layer of alkali-resistant glass fiber mesh cloth and the two-layer method of anchoring the surface mortar with alkali-resistant glass fiber mesh cloth is directly customized, which further increases the tightness of the insulation composite board 4 and the concrete, avoids the insulation composite board 4 from falling off, and improves the service life and practicality of the insulation composite board 4.

[0044] In the case, the cushion block 2 adopts a mountain-shaped structure corresponding to the two side skeletons of the steel bar frame assembly 1, two groups of clamping grooves are symmetrically formed in the lower side wall of the cushion block 2, the cushion block 2 is clamped on the two lateral steel bars of the steel bar frame assembly 1 through the clamping grooves, and the two ends of the cushion block 2 are respectively matched with the inner wall of the insulation composite board 4 and the inner wall of the inner wall board 8. In the specific use process, cement mortar cushion blocks are often made on site according to the thickness requirements of the concrete protective layer, and each inner wall of the insulation composite board 4 is matched with not less than six cushion blocks 2 (the number of cushion blocks is determined according to the height of the board), so as to ensure that there is enough space between the inner wall board 8 and the insulation composite board 4 for concrete pouring, ensure the uniformity of the cement protective layer thickness of the inner side of the insulation composite board 4 and the inner wall board 8, and ensure the uniformity of the surface of the outer insulation composite board 4, and improve the integrity of the building wall.

[0045] In the case, the inner chuck 306 includes a pressing plate 3061, the outer end of the pressing plate 3061 is inclined to the side of the connecting end block 303, the inner wall of the pressing plate 3061 is connected to the connecting end 3063 through the connecting rod 3062, the connecting end 3063 has a smaller diameter than the circular diameter formed by the inner clamping block 309, the middle end of the connecting end 3063 is provided with a threaded groove 3064, the end of the pulling rope 307 is fixedly connected to the end head 310 corresponding to the threaded groove 3064, and the pulling rope 307 is made of steel wire. When the staff rotates the pulling rope 307, the end head 310 is separated from the threaded groove 3064, the pulling rope 307 is disassembled, and the overall performance of the device is improved.

[0046] In the case, the action end of the inclined clamping block 308 is inclined away from the connecting end block 303, and the circumferential array of the inclined clamping block 308 is on the outer wall of the clamping end head 304, further realizing the fixing and limiting of the inner chuck 306 and the heat preservation nail 5.

[0047] In the case, the heat preservation nail 5 is provided with a through hole 52 in the middle, and the outer wall of the action end of the heat preservation nail 5 is circumferentially arranged with a plurality of limiting blocks 53, the action end of the limiting block 53 is inclined away from the action end of the heat preservation nail 5, the through hole 52 of the heat preservation nail 5 is sleeved with a screw 7, and the end of the screw 7 can be threadedly connected with the threaded groove 3064, further improving the stability of the connection between the heat preservation nail 5 and the connecting piece 3 through the screw 7.

[0048] In the case, the support assembly includes a sub-beam composed of a wooden beam and a main beam composed of a steel pipe. During construction, the sub-beam and the main beam are supported and fixed from the outer wall of the thermal insulation composite board 4, further ensuring the stability of the thermal insulation composite board 4 during concrete pouring.

[0049] The above describes only the preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacements or changes to the technical solutions and inventive concepts of the present application within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A concrete wall thermal insulation formwork integrated construction process, characterized in that, The method comprises the following steps: Step S1, cleaning the construction site, binding the steel frame assembly (1) according to the construction position on the construction site, installing the cushion block (2) on the steel frame assembly (1), and installing the connecting piece (3) on the steel frame assembly (1); Step S2, install the connecting piece (3), the thermal insulation composite board (4) and the inner wall board (8), install the inner wall board (8) on the side wall of the steel frame assembly (1) near the inner wall, install the connecting piece (3) on the side wall of the steel frame assembly (1) near the outer wall according to the predetermined installation position, the connecting piece (3) comprises a connecting plate (301), a hook piece (302) connected to the side wall of the connecting plate (301), the hook piece (302) is connected to the steel frame assembly (1) corresponding to the predetermined position, the other side wall of the connecting plate (301) is connected to a connecting end block (303), the end of the connecting end block (303) is connected to a clamping end head (304), a sliding groove (305) is formed in the side wall of the clamping end head (304), the clamping end head (304) is slidably connected to an inner chuck (306) through the sliding groove (305), the inner chuck (306) is coaxially and detachably connected to a pulling rope (307), the outer wall of the clamping end head (304) is connected to an inclined clamping block (308), the inner wall of the clamping end head (304) is connected to an inward clamping block (309), the inward clamping block (309) is detachably connected to a thermal insulation nail (5), and the thermal insulation composite board (4) is provided with a fixing groove (6) corresponding to the predetermined connecting piece (3) position, the inner wall of the fixing groove (6) is attached to the outer wall of the clamping end head (304), and the connecting piece (3) is clamped with the thermal insulation composite board (4) through the thermal insulation nail (5) and the fixing groove (6); the inner chuck (306) comprises a pressing plate (3061), the outer ring of the pressing plate (3061) is inclined to one side of the connecting end block (303), the inner wall of the pressing plate (3061) is connected to a connecting end (3063) through a connecting rod (3062), the cross-sectional diameter of the connecting end (3063) is smaller than the diameter of the circle formed by the inward clamping block (309), a threaded groove (3064) is formed in the middle of the connecting end (3063), an end head (310) is fixedly connected to the end of the pulling rope (307) corresponding to the threaded groove (3064), and the pulling rope (307) is made of steel wire; Step S3, fix the support assembly on the outer wall of the thermal insulation composite board (4) and the inner wall board (8); Step S4, pouring concrete, pouring concrete in layers, and using a vibrating rod to vibrate; Step S5, sealing the outer end of the thermal insulation nail (5) with a polymer mortar material. Step S6, remove the support assembly, clean the surface of the thermal insulation composite board (4).

2. The integrated construction process of the concrete wall thermal insulation formwork according to claim 1, characterized in that, In the step S2, the thermal insulation composite board (4) is a combined permanent formwork. Before the thermal insulation composite board (4) is installed and used, the inner side wall of the thermal insulation composite board (4) is painted with 5mm waterproof mortar, the outer side wall of the thermal insulation composite board (4) is coated with 5mm thick polymer cement mortar, and the surface is coated with alkali-resistant glass fiber mesh.

3. The integrated construction process of a concrete wall thermal insulation form according to claim 2, characterized in that, The two side skeletons of the cushion block (2) corresponding to the steel bar frame assembly (1) adopt a mountain-shaped structure. Two groups of clamping grooves are symmetrically formed in the lower side wall of the cushion block (2). The cushion block (2) is clamped on the two lateral steel bars of the steel bar frame assembly (1) through the clamping grooves, and the two ends of the cushion block (2) are respectively and one-to-one correspondingly attached to the inner walls of the thermal insulation composite board (4) and the inner wall panel (8).

4. The integrated construction process of concrete wall and thermal insulation formwork according to claim 1, characterized in that, The support assembly comprises a sub-beam composed of a wooden bar and a main-beam composed of a steel pipe.

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