CN209760310U

CN209760310U - Basement outer wall post-cast strip

Info

Publication number: CN209760310U
Application number: CN201920234347.0U
Authority: CN
Inventors: 翁秀荣
Original assignee: Wing Hang Xiamen Zoomlion Construction Group Co Ltd
Current assignee: Xiamen Zhonglian Yongheng Technology Co., Ltd
Priority date: 2019-02-23
Filing date: 2019-02-23
Publication date: 2019-12-10
Anticipated expiration: 2029-02-23

Abstract

The utility model discloses a basement outer wall post-cast strip relates to post-cast strip engineering technical field, and its technical scheme main points are: the post-pouring belt is reserved between the outer walls of the basement, a prefabricated plate used for blocking the space of the post-pouring belt is arranged on the post-pouring belt, a positioning seat is arranged at the bottom of one side, located in the space of the post-pouring belt, of the outer wall of the basement, a groove is formed in the positioning seat, a convex edge is fixedly arranged at the bottom of the prefabricated plate, and the convex edge and the groove correspond to each other and are arranged in a splicing mode. The positioning is formed by the groove of the positioning seat and the convex edge of the prefabricated plate, so that the prefabricated plate can be accurately installed and positioned conveniently, the prefabricated plate can be fixed conveniently on the next step, and the prefabricated plate positioning device has the advantage of improving the convenience of the installation process.

Description

Basement outer wall post-cast strip

Technical Field

The utility model relates to a post-cast strip engineering technical field, more specifically say, it relates to a basement outer wall post-cast strip.

Background

The post-cast strip is a temporary construction joint reserved at the corresponding position of a foundation slab, a wall and a beam according to the design or construction specification requirement in order to prevent a possibly generated harmful crack of a cast-in-place reinforced concrete structure due to nonuniform self shrinkage or nonuniform settlement in the building construction. The post-cast strip of the high-rise building can be constructed only after the main structure of the building is constructed. In the prior art, bricks can be built at a post-cast strip and sealed in advance, and then basement outer wall waterproofing and basement backfill construction are carried out. But adopt the prefabrication mode of laying bricks, not only construction consuming time, but also can cause waterproof quality scheduling problem to the later stage.

If the publication number is CN204676607U, chinese patent that the publication date is 2015.09.30 discloses a basement outer wall post-cast strip shutoff structure, locates to reserve the post-cast strip space department of establishing between the basement outer wall, is equipped with the reinforcing bar in the post-cast strip space, and the both ends of reinforcing bar are pre-buried in the basement outer wall, and its characterized in that, shutoff structure includes: the precast slab blocks the post-cast strip space and is attached to the side edge of the basement outer wall; a plurality of fixing members connected between the reinforcing bars and the prefabricated panels; and the waterproof assembly is arranged at the joint of the prefabricated slab and the outer wall of the basement.

Through pouring the reinforced concrete prefabricated plate, replace traditional shaped steel retaining wall and brick masonry "[" type barricade, adopt the couple as the mounting, after counterpointing the prefabricated plate, utilize the couple to hang the prefabricated plate and locate post-cast strip, conveniently take, but repetitious usage. But the counterpoint process of prefabricated plate needs to move the adjustment many times, until can be fixed with the couple, leads to the installation comparatively troublesome.

SUMMERY OF THE UTILITY MODEL

To current technical problem, the utility model aims to provide a watering area behind basement outer wall, the prefabricated plate's of being convenient for location has the advantage that improves the convenience of installation.

in order to achieve the above purpose, the utility model provides a following technical scheme:

The utility model provides a basement outer wall post-cast strip, stays the post-cast strip of establishing between locating the basement outer wall, be provided with the prefabricated plate that is used for shutoff post-cast strip space on the post-cast strip, the basement outer wall is located and is provided with the positioning seat on one side bottom in post-cast strip space, the recess has been seted up on the positioning seat, the fixed chimb that is provided with in prefabricated plate bottom, the chimb corresponds the grafting setting with the recess.

So set up, during the prefabricated plate installation, peg graft the chimb of prefabricated plate bottom in the recess of positioning seat, can be to lieing in the post-cast strip position with the prefabricated plate, need not adjustment many times and can fix a position the prefabricated plate to the installation of prefabricated plate, and the cooperation of chimb and recess can form the restriction, stability when improving the prefabricated plate location, so that fix the prefabricated plate on next step, the installation of the prefabricated plate of being convenient for has the advantage of the convenience that improves the installation.

Further setting: the top of each prefabricated plate is provided with a concave edge, the concave edges and the convex edges are correspondingly inserted and arranged, the prefabricated plates are multiple, and the prefabricated plates are sequentially arranged along a post-pouring belt from bottom to top.

So set up, when a plurality of prefabricated plates were installed from bottom to top in proper order, the chimb of prefabricated plate bottom was spacing to the intaglio that is located another prefabricated plate top formation for the concatenation between each prefabricated plate is tight, and the location installation of being convenient for improves the installation of counterpointing of whole prefabricated plate, improves the convenience of installation process.

Further setting: the chimb sets up in the prefabricated plate bottom and is close to one side of post-cast strip, the concave edge correspondence sets up in the prefabricated plate top and is close to one side of post-cast strip, the side of keeping away from the post-cast strip of chimb sets up to the inclined plane, the inclined plane sets up to the direction slope of keeping away from the post-cast strip from the chimb bottom to the chimb top, the concave edge sets up corresponding to the chimb with the recess.

Due to the arrangement, after the convex edge of one prefabricated plate is spliced with the concave edge of the other prefabricated plate in an opposite mode, the joint of the two prefabricated plates is smooth, and the stability of the prefabricated plates after installation is improved; through the inclined plane that sets up, can cooperate with the concave edge at two prefabricated plate installations time, the guide chimb improves the convenience of installation.

Further setting: the basement outer wall is located the both sides of post-cast strip and has seted up the constant head tank on the surface, the both sides of prefabricated plate are fixed and are provided with the locating piece, the locating piece corresponds the grafting setting with the constant head tank.

So set up, the prefabricated plate is when the installation, inserts the locating piece to lieing in constant head tank department to provide the direction by locating piece and constant head tank, in order to guide the chimb of prefabricated plate bottom to stably insert the recess, thereby the location installation of the prefabricated plate of being convenient for improves the convenience of installation.

Further setting: the cross section of constant head tank sets up to the T shape, the locating piece sets up corresponding to the constant head tank.

So set up, the locating piece inserts the constant head tank in the back, can form spacingly for the locating piece is followed the slip direction removal of constant head tank, avoids the locating piece to break away from outside the constant head tank, thereby is convenient for stably guide the installation of prefabricated plate, and the installation back prefabricated plate is to lieing in post-cast strip department promptly, and the prefabricated plate location installation of being convenient for improves the convenience of installation.

Further setting: the prefabricated slab is pre-embedded with a steel bar pull ring, a steel bar is arranged in the post-cast strip, and the steel bar pull ring is bound on the steel bar outside the post-cast strip through an iron wire.

So set up, the prefabricated plate location installation back, through the iron wire with the reinforcing bar stay ring ligature in the reinforcing bar of post-cast strip to the fixing of prefabricated plate is convenient for.

Further setting: and one side of the precast slab, which is far away from the post-cast strip, is sequentially provided with a leveling layer, a waterproof layer and a waterproof protective layer from inside to outside.

So set up, through the screed-coat that sets up, the waterproof layer of being convenient for lay to form water-proof effects, waterproof layer then is used for protecting the waterproof layer, avoids the waterproof layer to receive the harm, improves life.

Further setting: the corner of screed-coat has smeared the mortar layer, mortar layer smears into the inclined plane, the angle of inclination on inclined plane sets up to 45.

So set up, through the mortar layer that sets up, can form the reinforcement protection to the corner of screed-coat to form the laying of the waterproof layer of being convenient for of slope surface form.

Further setting: glass fiber gridding cloth layers are laid at the joint of the prefabricated slab and the basement outer wall, and the lap joint width of each side is not less than 100 mm.

So set up, through the glass fiber net check cloth layer that sets up for the handing-over department of prefabricated plate and basement outer wall forms to be connected stably, and alkali resistance is high, strengthens structural strength and anti-crack effect after the post-cast strip is pour.

By adopting the technical scheme, the utility model discloses relative prior art compares, has following advantage:

1. The positioning is formed by the groove of the positioning seat and the convex edge of the prefabricated plate, so that the prefabricated plate can be accurately installed and positioned conveniently, the prefabricated plate can be fixed conveniently in the next step, the prefabricated plate can be conveniently installed, and the prefabricated plate positioning device has the advantage of improving the convenience of the installation process;

2. By adopting the prefabricated plates to be installed from bottom to top, the prefabricated plates can be tightly spliced by utilizing the matching of the convex edges and the concave edges, the positioning and installation are convenient, the alignment installation of the whole prefabricated plates is improved, and the convenience in the installation and installation process is improved;

3. Through the cooperation of locating piece and constant head tank, be convenient for guide prefabricated plate accuracy and insert the recess in, the location installation of being convenient for improves the convenience of installation.

Drawings

FIG. 1 is a schematic structural diagram of a post-cast strip of an outer wall of a basement;

FIG. 2 is a schematic cross-sectional view of the bottom of the post-cast strip of the basement exterior wall;

Figure 3 is a schematic cross-sectional view of another angle of the post-cast strip of the basement exterior wall.

In the figure: 1. a basement exterior wall; 11. positioning a groove; 2. post-pouring a belt; 3. prefabricating a slab; 31. a convex edge; 32. a concave edge; 34. positioning blocks; 4. positioning seats; 41. a groove; 5. pulling a steel bar ring; 6. leveling layer; 61. a mortar layer; 7. a waterproof layer; 8. a waterproof protective layer; 9. and the glass fiber gridding cloth layer.

Detailed Description

The basement exterior wall post-cast strip is further described with reference to fig. 1 to 3.

A basement outer wall post-cast strip, as shown in figure 1 and figure 2, is including locating the post-cast strip 2 that sets up that leaves between the basement outer wall 1, is provided with the prefabricated plate 3 that is used for shutoff post-cast strip 2 space on the post-cast strip 2, seals post-cast strip 2 through installing prefabricated plate 3, replaces the brick retaining wall that usually uses in the past as the isolation of backfill soil and post-cast strip 2, effectively blocks the lateral pressure of backfill soil.

as shown in fig. 1 and 3, a leveling layer 6, a waterproof layer 7 and a waterproof protective layer 8 are sequentially arranged on one side of the precast slab 3 away from the post-cast strip 2 from inside to outside to improve the waterproof effect. Meanwhile, detailed treatment is carried out before the construction of the leveling layer 6 of the precast slab 3, a glass fiber gridding cloth layer 9 is laid at the joint of the precast slab 3 and the basement outer wall 1, the lap joint width of each side is not less than 100mm, and the structural strength and the crack resistance of the post-cast strip 2 after the forming are improved. In order to lay the waterproof layer 7 conveniently, the corners of the leveling layer 6 are coated with the mortar layers 61, the mortar layers 61 are coated into inclined planes, the inclined angles of the inclined planes are 45 degrees, and the waterproof layer 7 is laid conveniently.

As shown in fig. 1 and 2, in the manufacturing process of the prefabricated slab 3, a steel bar pull ring 5 is embedded in the prefabricated slab 3, steel bars are laid in the post-cast strip 2, and after the prefabricated slab 3 is installed, the steel bar pull ring 5 is bound to the steel bars on the outer side of the post-cast strip 2 through iron wires, so that the prefabricated slab 3 is fixed at the post-cast strip 2, and the prefabricated slab 3 is stably positioned and installed. Furthermore, a positioning seat 4 is arranged at the bottom of one side of the basement exterior wall 1 in the space of the post-cast strip 2, a groove 41 is formed in the positioning seat 4, a convex edge 31 is fixedly arranged at the bottom of the prefabricated plate 3, and the convex edge 31 and the groove 41 are correspondingly arranged in an inserted manner, so that the prefabricated plate 3 can be conveniently positioned when the prefabricated plate 3 is installed, and the installation convenience is improved.

As shown in fig. 1 and 2, in order to provide guidance for installation of the precast slab 3, positioning grooves 11 are formed in the vertical direction on the surfaces of the two sides of the basement exterior wall 1 on the post-cast strip 2, positioning blocks 34 are fixedly arranged on the two sides of the precast slab 3, and the positioning blocks 34 are correspondingly inserted into the positioning grooves 11. The cross section of the positioning groove 11 is T-shaped, and the positioning block 34 is arranged corresponding to the positioning groove 11, so that the stability of the positioning block 34 inserted into the positioning groove 11 in a sliding manner is improved, and the prefabricated plate 3 is conveniently positioned and installed.

As shown in fig. 1 and 2, when the prefabricated slab 3 is installed, a plurality of prefabricated slabs 3 are sequentially arranged along the post-cast strip 2 from bottom to top according to the height of the post-cast strip 2, wherein a concave edge 32 is formed at the top of the prefabricated slab 3, the concave edge 32 and the convex edge 31 are correspondingly inserted and arranged, the convex edge 31 is arranged at one side of the bottom of the prefabricated slab 3 close to the post-cast strip 2, the concave edge 32 is correspondingly arranged at one side of the top of the prefabricated slab 3 close to the post-cast strip 2, and therefore after installation, the prefabricated slabs 3 are mutually overlapped and are spliced more tightly, a template outside the post-cast strip 2 of the basement exterior wall 1 is formed, and installation. Further, the side of the chimb 31 of keeping away from post-cast strip 2 sets up to the inclined plane, and the inclined plane sets up to the direction slope of keeping away from post-cast strip 2 from chimb 31 bottom to chimb 31 top, and concave edge 32 sets up corresponding to chimb 31 with recess 41 to in the grafting cooperation through inclined plane guide chimb 31 and concave edge 32 or recess 41, improve the convenience of installation.

The working principle is as follows: when the basement outer wall 1 post-cast strip 2 is subjected to sealing construction, the positioning seat 4 is placed on the outer side of the bottom of the post-cast strip 2, and the prefabricated slab 3 is placed from bottom to top along the basement outer wall 1 post-cast strip 2. In the process of placing the precast slab 3, the positioning blocks 34 on the two sides of the precast slab 3 are inserted into the positioning grooves 11 and slide downwards until the flanges 31 on the bottom edge of the precast slab 3 are inserted into the grooves 41 of the positioning seats 4 to form positioning. Then, a plurality of prefabricated panels 3 are placed on the basis of the prefabricated panels 3 according to the height of the post-cast strip 2, and the convex edges 31 and the concave edges 32 of the prefabricated panels 3 are overlapped with each other in the placing process, so that the prefabricated panels 3 are conveniently positioned. After the prefabricated plate 3 is positioned, the steel bar pull ring 5 on the prefabricated plate 3 is tied to the steel bar on the outer side of the post-pouring belt 2 through an iron wire, and then the prefabricated plate 3 is fixed. Through the scheme, the prefabricated plate 3 can be positioned in the installation process, repeated adjustment is not needed, and the installation method has the advantage of improving the convenience of the installation process.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a basement outer wall post-cast strip, including locating post-cast strip (2) of establishing of leaving between basement outer wall (1), be provided with prefabricated plate (3) that are used for shutoff post-cast strip (2) space on post-cast strip (2), its characterized in that: the basement outer wall (1) is provided with positioning seat (4) on the bottom of the side that lies in post-cast strip (2) space, set up recess (41) on positioning seat (4), prefabricated plate (3) bottom is fixed and is provided with chimb (31), chimb (31) correspond with recess (41) and peg graft the setting.

2. The basement exterior wall post-cast strip according to claim 1, wherein: the top of the precast slab (3) is provided with a concave edge (32), the concave edge (32) and the convex edge (31) are correspondingly inserted, a plurality of precast slabs (3) are arranged, and the precast slabs (3) are sequentially arranged along the post-pouring belt (2) from bottom to top.

3. The basement exterior wall post-cast strip according to claim 2, wherein: the novel precast slab is characterized in that the convex edge (31) is arranged on one side, close to the post-cast strip (2), of the bottom of the precast slab (3), the concave edge (32) is correspondingly arranged on one side, close to the post-cast strip (2), of the top of the precast slab (3), the side, far away from the post-cast strip (2), of the convex edge (31) is arranged to be an inclined surface, the inclined surface is obliquely arranged from the bottom end of the convex edge (31) to the top end of the convex edge (31) in the direction far away from the post-cast strip (2), and the concave edge (32) and the groove (41) are.

4. The basement exterior wall post-cast strip according to claim 1, wherein: the basement outer wall (1) is located the both sides of post-cast strip (2) and has seted up constant head tank (11) on the surface, the both sides of prefabricated plate (3) are fixed and are provided with locating piece (34), locating piece (34) correspond the grafting setting with constant head tank (11).

5. the basement exterior wall post-cast strip according to claim 4, wherein: the cross section of the positioning groove (11) is arranged in a T shape, and the positioning block (34) is arranged corresponding to the positioning groove (11).

6. The basement exterior wall post-cast strip according to claim 4, wherein: the prefabricated slab (3) is pre-embedded with a steel bar pull ring (5), steel bars are arranged in the post-cast strip (2), and the steel bar pull ring (5) is bound on the steel bars outside the post-cast strip (2) through iron wires.

7. The basement exterior wall post-cast strip according to claim 1, wherein: one side of the precast slab (3) far away from the post-cast strip (2) is sequentially provided with a leveling layer (6), a waterproof layer (7) and a waterproof protective layer (8) from inside to outside.

8. The basement exterior wall post-cast strip according to claim 7, wherein: the corner of screed-coat (6) has been smeared mortar layer (61), mortar layer (61) is smeared into the inclined plane, the angle of inclination on inclined plane sets up to 45.

9. The basement exterior wall post-cast strip according to claim 1, wherein: glass fiber net check cloth layer (9) has been laid to the handing-over department of prefabricated plate (3) and basement outer wall (1), and every limit overlap joint width is no less than 100 mm.