CN209891256U

CN209891256U - Basement outer wall post-cast strip structure

Info

Publication number: CN209891256U
Application number: CN201920327205.9U
Authority: CN
Inventors: 刘明; 张永强
Original assignee: Zte Cultural Relics Building Decoration Engineering Co Ltd
Current assignee: Zte Cultural Relics Building Decoration Engineering Co Ltd
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-01-03
Anticipated expiration: 2029-03-14

Abstract

The utility model relates to a basement outer wall post-cast strip structure, which comprises a basement outer wall and a post-cast strip arranged on the basement outer wall, wherein a precast slab is arranged on the outer side of the basement outer wall, the length of the precast slab is greater than the width of the post-cast strip, the precast slab comprises a plurality of fixed plates with equal size, a connecting part for connecting the precast slab and the fixed plates is arranged between the adjacent fixed plates, and the inner side of the precast slab is sequentially provided with a waterproof coiled material and a waterproof coiled material additional; the inner side of the basement outer wall is provided with a single-side template for plugging the post-pouring belt, threaded rods perpendicular to the wall body are pre-embedded in the inner side and the outer side of the basement outer wall respectively and are located on the two sides of the post-pouring belt, and the prefabricated slab and the single-side template are installed on the basement outer wall through positioning nuts and the threaded rods. The utility model has the advantages that simple structure, the construction of being convenient for have improved the waterproof performance of post-cast strip department, replace the brick wall through the prefabricated plate, make the staff can install the prefabricated plate before the construction, realize once only installing in place when the construction to shorten construction cycle.

Description

Basement outer wall post-cast strip structure

Technical Field

The utility model belongs to the technical field of post-cast strip construction technique and specifically relates to a basement outer wall post-cast strip structure is related to.

Background

The basement often can set up post-cast strip at the in-process of building, and post-cast strip need can pour into a mould and seal 2 months after the structural subject is closed according to stipulation, nevertheless because construction area water level is different, can bring many seepage problems for the work progress often, and how to adopt a better construction method to avoid common construction problem just seems to be especially important.

At present, the conventional construction method is to build a brick wall on the outer side of a post-cast strip of the outer wall of a basement, and then carry out plastering treatment and waterproof treatment on cement mortar, but the construction method has a long construction period, and meanwhile, in the construction process, the problems of narrow space, limited brick building height, difficult operation and deformation of brick building in the process of backfilling and ramming are also existed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a basement outer wall post-cast strip structure, its advantage is simple structure, the construction of being convenient for, has improved the waterproof performance of post-cast strip department, replaces the brick wall through the prefabricated plate, makes the staff can install the prefabricated plate before the construction, realizes once only installing in place when the construction to shorten construction cycle.

The above technical purpose of the present invention can be achieved by the following technical solutions: a basement outer wall post-cast strip structure comprises a basement outer wall and a post-cast strip arranged on the basement outer wall, wherein a prefabricated plate is arranged on the outer side of the basement outer wall, the length of the prefabricated plate is larger than the width of the post-cast strip, the prefabricated plate comprises a plurality of fixed plates with equal sizes, a connecting part for connecting the two fixed plates is arranged between every two adjacent fixed plates, and a waterproof coiled material and a coiled material waterproof additional layer are sequentially arranged on the inner side of the prefabricated plate;

the prefabricated slab and the single-side formwork are installed on the basement outer wall through threaded matching of positioning nuts and threaded rods.

Through the technical scheme, after the concrete of the basement wall meets the specified strength, the precast slab and the single-side template are hung on the threaded rods on the inner side and the outer side of the basement outer wall respectively, and then the precast slab and the single-side template are fixed on the basement outer wall through the threaded matching between the positioning nuts and the threaded rods; and meanwhile, the waterproof coiled material and the waterproof additional layer of the coiled material are matched, so that the waterproof performance of the post-cast strip is greatly improved, and the possibility of leakage in the construction process is reduced.

The utility model discloses further set up to: the connecting part comprises a first clamping piece and a second clamping piece which is matched with the first clamping piece to perform seamless connection on the adjacent fixing plates, and the first clamping piece and the second clamping piece are H-shaped;

the first clamping piece comprises a U-shaped plate and vertical plates which are symmetrically and fixedly connected to two sides of the opening of the U-shaped plate and extend outwards horizontally, and clamping teeth which are convexly arranged towards the extending direction of the vertical plates are fixedly connected to one ends, far away from the opening, of two side plates of the U-shaped plate respectively;

the second joint spare includes a pair of L shape panel and connects two connecting plate between the L shape panel, L shape panel include with the relative just parallel arrangement's of riser vertical board and perpendicular rigid coupling are in the horizontal plate of vertical board one side, connecting plate fixed connection is in two between the horizontal plate, two one side that the horizontal plate is relative is the rigid coupling respectively has a plurality of confessions the stopping tooth of latch joint, with one side the riser with it is right to form between the vertical board the clamping part that the fixed plate carries out the centre gripping.

Through above-mentioned technical scheme, during the installation, the staff places one side of two adjacent fixed plates respectively in two centre gripping units to with the horizontal plate butt, then press first joint spare or second joint spare, make interlock each other between latch and the stopping tooth, thereby make two adjacent fixed plates seamless link together, form the prefabricated plate, in the whole installation, only need guarantee two fixed plates height equal can easy operation, simple to operate.

The utility model discloses further set up to: and a plurality of gun nails penetrate through the U-shaped plate and the connecting plate.

Through above-mentioned technical scheme, the setting of rifle nail for carry out the secondary to the fixed plate and fix, thereby improve the stability of prefabricated plate in the use.

The utility model discloses further set up to: and a sealing gasket is fixedly connected to one side of the vertical plate, which is close to the vertical plate.

Through above-mentioned technical scheme, the setting of sealed pad for improve the leakproofness of centre gripping unit and fixed plate contact surface department, avoid ponding infiltration post-cast strip in, cause the inconvenience of construction.

The utility model discloses further set up to: one side of the prefabricated plate is larger than the surface of the post-pouring belt, a vertical water-swelling water stop strip is arranged on the surface of the post-pouring belt, and a groove for embedding and installing the water-swelling water stop strip is correspondingly formed in the fixed plate.

Through above-mentioned technical scheme, the setting of meeting water inflation sealing rod for improve the leakproofness between prefabricated plate and the basement outer wall, reduce the possibility that takes place the seepage between the two.

The utility model discloses further set up to: the waterproof roll is a self-adhesive rubber modified asphalt waterproof roll.

Through the technical scheme, when concrete is poured, the self-adhesive rubber modified asphalt waterproof coiled material contains special active substances which are mutually cross-linked and meshed with the flowing concrete to form strong bonding force, so that the waterproof coiled material is completely and integrally adhered to a building structure, and the reliability and the waterproof effect of the prefabricated slab are improved to the maximum extent.

The utility model discloses further set up to: and the two sides of the precast slab are larger than the post-cast strip.

Through the technical scheme, under the condition of ensuring convenient installation, the water overflowing zone between the prefabricated slab and the outer wall of the basement is improved to the maximum extent, namely the joint area between the prefabricated slab and the outer wall of the basement is increased, and the possibility of leakage is reduced.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the concrete of the basement wall meets the specified strength, the precast slab and the single-side template are hung on the threaded rods on the inner side and the outer side of the basement outer wall respectively, and then the precast slab and the single-side template are fixed on the basement outer wall through the threaded matching between the positioning nuts and the threaded rods; meanwhile, the waterproof coiled material and the waterproof additional layer of the coiled material are matched, so that the waterproof performance of the post-cast strip is greatly improved, and the possibility of leakage in the construction process is reduced;

2. the gun nails are arranged and used for fixing the fixing plate for the second time, so that the stability of the prefabricated plate in the using process is improved;

3. the sealing gasket is arranged for improving the sealing performance of the contact surface of the clamping unit and the fixing plate, and avoiding the inconvenience of construction caused by the fact that accumulated water permeates into a post-pouring belt.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a sectional view showing a structure of the connecting portion.

In the figure, 1, basement exterior wall; 11. post-pouring a belt; 2. prefabricating a slab; 21. a fixing plate; 22. waterproof coiled materials; 23. a waterproof additional layer of coiled material; 3. a first clip member; 31. a U-shaped plate; 32. a vertical plate; 33. clamping teeth; 4. a second clip member; 41. an L-shaped plate; 411. a vertical plate; 412. a horizontal plate; 42. a connecting plate; 43. stopping teeth; 5. a gun nail; 6. a gasket; 7. a water-swelling sealing strip when meeting water; 8. a single-sided template; 9. a threaded rod; 91. and positioning the nut.

Detailed Description

Referring to fig. 1, for the utility model discloses a basement outer wall post-cast strip structure, including basement outer wall 1 and the post-cast strip 11 of setting on basement outer wall 1, the outside of basement outer wall 1 is provided with prefabricated plate 2, and its length is greater than post-cast strip 11 for with post-cast strip 11 and outside isolation, realize the protection to post-cast strip 11. Prefabricated plate 2 includes the fixed plate 21 of polylith equidimension, is equipped with the connecting portion of connecting between them between the adjacent fixed plate 21, and according to the needs of construction, the staff can select to transport behind prefabricated plate 2 the installation construction site and operate or transport behind the construction site and carry out the field erection, sets the polylith fixed plate 21 with the prefabricated plate 2 components of a whole that can function independently, can make things convenient for the staff to process and transport prefabricated plate 2, avoids prefabricated plate 2 to be damaged.

Referring to fig. 1 and 3, the connecting portion includes first joint spare 3 and second joint spare 4, is the H shape between the two and all has certain elasticity, cooperatees between first joint spare 3 and the second joint spare 4 and can press from both sides tightly between the two adjacent fixed plates 21 and fix.

The first clamping piece 3 comprises a U-shaped plate 31 and vertical plates 32 symmetrically fixedly connected to the U-shaped plate 31 at two sides of the opening of the U-shaped plate 31 and extending horizontally outwards, and clamping teeth 33 protruding towards the extending direction of the vertical plates 32 are fixedly connected to one ends of the two side plates of the U-shaped plate 31 far away from the opening respectively; second joint spare 4 includes a pair of L shape panel 41, and connect the connecting plate 42 between two L shape panels 41, L shape panel 41 includes the vertical board 411 that is relative and parallel arrangement with riser 32, and perpendicular rigid coupling is at the horizontal plate 412 of vertical board 411 one side, connecting plate 42 fixed connection is between two horizontal plates 412, one side that two horizontal plates 412 are relative is the rigid coupling respectively has a plurality of stopping teeth 43, it can with the joint cooperation between latch 33, form the clamping unit that carries out the centre gripping to fixed plate 21 between riser 32 and the vertical board 411 of same side.

Referring to fig. 1 and 3, during installation, a worker places one side of each of two adjacent fixing plates 21 in each of the two clamping units and abuts against the horizontal plate 412, and then presses the first clamping member 3 or the second clamping member 4 to enable the clamping teeth 33 to be meshed with the stopping teeth 43, so that the two adjacent fixing plates 21 are connected together in a seamless manner to form the prefabricated plate 2, and during installation, the number of the fixing plates 21 and the number of the clamping units can be selected according to the size of the post-cast strip 11.

In order to improve the stability of the prefabricated plate 2 in the using process, a plurality of gun nails 5 are arranged between the U-shaped plate 31 and the connecting plate 42 in a penetrating manner and used for carrying out secondary fixing on the fixing plates 21, so that the clamping force of the clamping unit on two adjacent fixing plates 21 is improved.

Further, referring to fig. 3, a sealing gasket 6 is fixedly connected to a side of the vertical plate 32 close to the vertical plate 411, so as to improve the sealing property of the contact surface between the clamping unit and the fixing plate 21, and avoid the inconvenience of construction caused by the seeper permeating into the post-cast strip 11 (see fig. 1).

Referring to fig. 1 and 2, a waterproofing membrane 22 and an additional waterproofing layer 23 are sequentially adhered to the inner side of the prefabricated panel 2 to improve the waterproofing performance of the prefabricated panel 2 and prevent leakage. Wherein, waterproofing membrane 22 sets up to self-adhesion rubber modified asphalt waterproofing membrane 22, and when concreting, the self-adhesion rubber modified asphalt waterproofing membrane 22 contains special active material and can mutually cross-linked meshing with the concrete that flows, forms powerful adhesive force to realize that waterproofing membrane 22 and building structure are fully pasted completely, and is all in a whole, furthest's improvement prefabricated plate 2's reliability and water-proof effects.

For avoiding the problem that the seepage appears between prefabricated plate 2 and the basement outer wall 1 after, 2 one side of prefabricated plate are equipped with vertical water swelling sealing rod 7 on the face of pouring area 11 after greatly going out, correspond, set up on fixed plate 21 and supply water swelling sealing rod 7 to inlay the recess of establishing the installation, the in-process of installation carries out the compaction through the barrier paper to water swelling sealing rod 7 can with basement outer wall 1 in close contact with when guaranteeing the construction.

Referring to fig. 1 and 2, a single-side formwork 8 for plugging a post-cast strip 11 is arranged on the inner side of the basement outer wall 1, and a pouring cavity is formed between the single-side formwork and the precast slab 2 and between the single-side formwork and the basement outer wall 1. Threaded rods 9 vertical to the wall body are embedded in the inner side and the outer side of the basement outer wall 1 respectively and are positioned on two sides of the post-cast strip 11.

During installation, the precast slab 2 and the single-side formwork 8 are respectively hung on the threaded rod 9, and then the precast slab 2 and the single-side formwork 8 are fixed on the basement outer wall 1 through threaded matching between the positioning nut 91 and the threaded rod 9, compared with a brick wall building mode in the prior art, the arrangement of the precast slab 2 and the single-side formwork 8 in the application enables workers to operate only by pre-installation or temporary assembly during construction, construction steps are simplified, construction difficulty is reduced, and construction period is shortened; simultaneously, the waterproof coiled material 22, the coiled material waterproof additional layer 23 and the water-swelling water stop strip 7 are matched, so that the waterproof performance of the post-pouring belt 11 is greatly improved, and the possibility of leakage in the construction process is reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a basement outer wall post-cast strip structure which characterized in that: the prefabricated slab comprises a basement outer wall (1) and a post-pouring belt (11) arranged on the basement outer wall (1), a prefabricated slab (2) is arranged on the outer side of the basement outer wall (1), the length of the prefabricated slab (2) is larger than the width of the post-pouring belt (11), the prefabricated slab (2) comprises a plurality of fixing plates (21) with equal sizes, connecting parts for connecting the fixing plates (21) are arranged between every two adjacent fixing plates, and a waterproof coiled material (22) and a waterproof coiled material additional layer (23) are sequentially arranged on the inner side of the prefabricated slab (2);

the inboard of basement outer wall (1) is provided with right single side template (8) that post-cast strip (11) carried out the shutoff, the inboard and the outside of basement outer wall (1) pre-buried respectively have with wall body vertically threaded rod (9), threaded rod (9) are located the both sides of post-cast strip (11), prefabricated plate (2) with single side template (8) are through set nut (91) and threaded rod (9) screw-thread fit, install on basement outer wall (1).

2. The basement exterior wall post-cast strip structure of claim 1, wherein: the connecting part comprises a first clamping piece (3) and a second clamping piece (4) which is matched with the first clamping piece (3) to carry out seamless connection on the adjacent fixing plate (21), and the first clamping piece and the second clamping piece are H-shaped;

the first clamping piece (3) comprises a U-shaped plate (31) and vertical plates (32) symmetrically fixedly connected to the U-shaped plate (31) and located on two sides of the opening of the U-shaped plate (31) and extending outwards horizontally, and clamping teeth (33) protruding towards the extending direction of the vertical plates (32) are fixedly connected to one ends, far away from the opening, of two side plates of the U-shaped plate (31) respectively;

second joint spare (4) include a pair of L shape panel (41) and connect two connecting plate (42) between L shape panel (41), L shape panel (41) include with vertical plate (32) relative and parallel arrangement's vertical board (411) and perpendicular rigid coupling are in horizontal board (412) of vertical board (411) one side, connecting plate (42) fixed connection is two between horizontal board (412), two one side that horizontal board (412) are relative is the rigid coupling respectively has a plurality of confessions stopping tooth (43) of latch (33) joint, with one side vertical plate (32) with it is right to form between vertical board (411) the clamping unit that fixed plate (21) carry out the centre gripping.

3. The basement exterior wall post-cast strip structure of claim 2, wherein: a plurality of gun nails (5) are arranged between the U-shaped plate (31) and the connecting plate (42) in a penetrating way.

4. The basement exterior wall post-cast strip structure of claim 2, wherein: and a sealing gasket (6) is fixedly connected to one side of the vertical plate (32) close to the vertical plate (411).

5. The basement exterior wall post-cast strip structure of claim 1, wherein: one side of the prefabricated plate (2) is larger than the surface of the post-pouring belt (11) and is provided with a vertical water-swelling water stop strip (7), and a groove for embedding and installing the water-swelling water stop strip (7) is correspondingly formed in the fixed plate (21).

6. The basement exterior wall post-cast strip structure of claim 1, wherein: the waterproof coiled material (22) is a self-adhesive rubber modified asphalt waterproof coiled material (22).

7. The basement exterior wall post-cast strip structure of claim 1, wherein: the two sides of the precast slab (2) are larger than the post-cast strip (11).