CN215290707U

CN215290707U - Waterproof node for existing building side wall and newly-built building roof

Info

Publication number: CN215290707U
Application number: CN202121157634.XU
Authority: CN
Inventors: 李玉林
Original assignee: Anhui Jiyuan Construction Engineering Co ltd
Current assignee: Anhui Jiyuan Construction Engineering Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-24
Anticipated expiration: 2031-05-27

Abstract

The utility model relates to a building waterproof construction technical field specifically is an existing building side wall and newly-built building roof waterproof node, including the side wall, second concrete placement strip of one side fixedly connected with of side wall, flashing board of lower part fixedly connected with of second concrete placement strip, a T shape recess has been seted up to one side of flashing board, the inside fixed joint of T shape recess has a T shape card strip, the inboard of T shape recess four circular grooves have been seted up on the flashing board. The utility model has the advantages that: through setting up first cement mortar layer, insulation construction layer, second cement mortar layer, coiled material waterproof layer, non-woven fabrics layer and cement mortar protective layer, through the protective layer more than laying in proper order in the top of newly-built building roofing, not only can prevent that the expansion joint between side wall and the newly-built building roofing from intaking, improve the prevention of seepage water effect of building moreover greatly, prolong the life of this waterproof layer.

Description

Waterproof node for existing building side wall and newly-built building roof

Technical Field

The utility model relates to a building waterproof construction technical field, especially an existing building side wall and newly-built building roof waterproof node.

Background

At present, in the existing transformation of some old buildings, certain expansion joints exist between the old buildings and the side faces and the newly-built buildings, and if waterproof facilities do not exist between the expansion joints, water seepage of the buildings can be caused. The existing waterproof layer is generally arranged between the existing building and the newly-built building, but the closing part of the waterproof layer is difficult to treat, and meanwhile, the waterproof layer is exposed outside the environment for a long time, so that the service life is short; the existing technology needs to extend and repair a section of concrete as a retaining wall outside the existing building, but such a method not only has a large engineering quantity, but also the connection between the extended retaining wall on the existing building and the existing building can not be fixed well.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide an existing building side wall and newly-built building roof waterproof node.

The purpose of the utility model is realized through the following technical scheme: a waterproof node of an existing building side wall and a newly-built building roof comprises a side wall, wherein one side of the side wall is fixedly connected with a second concrete pouring strip, the lower part of the second concrete pouring strip is fixedly connected with a flashing plate, one side of the flashing plate is provided with a T-shaped groove, a T-shaped clamping strip is fixedly clamped inside the T-shaped groove, four circular grooves are formed in the flashing plate on the inner side of the T-shaped groove, four through holes are correspondingly formed in the flashing plate inside the four circular grooves, expansion bolts are respectively and fixedly connected inside the four through holes, a waterproof layer is fixedly connected to the lower part of the flashing plate, a coiled material waterproof layer is fixedly connected to one side of the waterproof layer, which is far away from the flashing plate, and a second cement mortar layer is fixedly connected to the bottom of the coiled material waterproof layer, keep away from on the second cement mortar layer insulation construction layer of one side fixedly connected with of coiled material waterproof layer, insulation construction layer keeps away from first cement mortar layer of one side fixedly connected with of second cement mortar layer, first cement mortar layer is kept away from newly-built building roof of one side fixedly connected with of insulation construction layer, non-woven fabrics layer of upper portion fixedly connected with of coiled material waterproof layer, non-woven fabrics layer is kept away from cement mortar protective layer of one side fixedly connected with of coiled material waterproof layer, the upper portion of cement mortar protective layer with flashing board fixed connection is in the same place, cement mortar protective layer with flashing board's junction fixedly connected with a first concrete placement strip.

Optionally, the four circular grooves are distributed in the T-shaped groove in a linear array.

Optionally, the four expansion bolts are matched with the four through holes in size and shape, and penetrate through the four through holes in a one-to-one correspondence manner and are connected with the side walls.

Optionally, the T-shaped clamping strip is matched with the T-shaped groove in size and shape, and the T-shaped clamping strip is clamped inside the T-shaped groove.

Optionally, the first concrete pouring strip and the second concrete pouring strip are both concrete strips formed by pouring.

Optionally, four threaded holes adapted to the expansion bolts are formed in the side walls corresponding to the four through holes, and the four expansion bolts are correspondingly and fixedly connected in the four threaded holes.

The utility model has the advantages of it is following:

1. the utility model discloses, through setting up the flashing board, T shape card strip, T shape recess and expansion bolts, when connecting existing building wall and newly-built building roof, only need to pass through expansion bolts fixed mounting with the flashing board in one side of side wall and newly-built building roof, again with T shape card strip joint to T shape recess inside can, then pour second concrete placement strip and first concrete placement strip respectively in its junction seal can, avoided repairing through outside extension and out a section of concrete as the connection method of shelves wall, thereby greatly reduced worker's the amount of labour, and the worker of being convenient for installs fixedly to it.

2. The utility model discloses, through setting up first cement mortar layer, insulation construction layer, second cement mortar layer, coiled material waterproof layer, non-woven fabrics layer and cement mortar protective layer, through laying the protective layer more than in the top of newly-built building roofing in proper order, improve the prevention of seepage water effect of building greatly, prolong the life of this waterproof layer moreover.

Drawings

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

fig. 2 is a schematic isometric view of the present invention;

FIG. 3 is a schematic structural view of the flashing of the present invention;

fig. 4 is a schematic isometric view of the flashing plate of the present invention.

In the figure: 1-side wall, 2-newly-built building roof, 3-first cement mortar layer, 4-thermal insulation structure layer, 5-second cement mortar layer, 6-coiled material waterproof layer, 7-non-woven fabric layer, 8-cement mortar protective layer, 9-first concrete pouring strip, 10-round groove, 11-waterproof layer, 12-T-shaped groove, 13-T-shaped clamping strip, 14-flashing board, 15-second concrete pouring strip, 16-expansion bolt and 17-through hole.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 4, the existing building side wall and newly-built building roof waterproof node comprises a side wall 1, wherein one side of the side wall 1 is fixedly connected with a second concrete pouring strip 15, the lower part of the second concrete pouring strip 15 is fixedly connected with a flashing plate 14, one side of the flashing plate 14 is provided with a T-shaped groove 12, the inside of the T-shaped groove 12 is fixedly clamped with a T-shaped clamping strip 13, by arranging the flashing plate 14, the T-shaped clamping strip 13, the T-shaped groove 12 and an expansion bolt 16, when connecting the existing building wall surface and the newly-built building roof, the flashing plate 14 is fixedly arranged on one side of the side wall 1 and the newly-built building roof 2 through the expansion bolt 16, the T-shaped clamping strip 13 is clamped in the T-shaped groove 12, and then the second concrete pouring strip 15 and the first concrete pouring strip 9 are respectively poured at the connection part for sealing, avoiding a connecting method of using a section of concrete as a retaining wall by means of outward lengthening and repairing, thereby greatly reducing the labor amount of workers and facilitating the installation and fixation of the workers, wherein four circular grooves 10 are arranged on an inner flashing 14 of a T-shaped groove 12, four through holes 17 are correspondingly arranged on the inner flashing 14 of the four circular grooves 10, expansion bolts 16 are respectively and fixedly connected inside the four through holes 17, a waterproof layer 11 is fixedly connected to the lower part of the flashing 14, a coiled material waterproof layer 6 is fixedly connected to one side of the waterproof layer 11 away from the flashing 14, a second cement mortar layer 5 is fixedly connected to the bottom of the coiled material waterproof layer 6, a heat insulation structure layer 4 is fixedly connected to one side of the second cement mortar layer 5 away from the second cement mortar layer 4, a first cement mortar layer 3 is fixedly connected to one side of the heat insulation structure layer 4 away from the second cement mortar layer 5, newly-built building roof 2 of one side fixedly connected with that insulation construction layer 4 was kept away from on first cement mortar layer 3, non-woven fabrics layer 7 of upper portion fixedly connected with of coiled material waterproof layer 6, non-woven fabrics layer 7 keeps away from one side fixedly connected with cement mortar protective layer 8 of coiled material waterproof layer 6, through setting up first cement mortar layer 3, insulation construction layer 4, second cement mortar layer 5, coiled material waterproof layer 6, non-woven fabrics layer 7 and cement mortar protective layer 8, through laying the above protective layer in proper order in the top of newly-built building roof, improve the prevention of seepage water effect of building greatly, and prolong the life of this waterproof layer, the upper portion and the flashing board 14 fixed connection of cement mortar protective layer 8 are in the same place, cement mortar protective layer 8 and flashing board 14's junction fixedly connected with a first concrete placement strip 9.

As an optimal technical solution of the utility model: four circular grooves 10 are distributed in the interior of the T-shaped groove 12 in a linear array.

As an optimal technical solution of the utility model: the four expansion bolts 16 are matched with the four through holes 17 in size and shape, and the four expansion bolts 16 correspondingly penetrate through the four through holes 17 one by one and are connected with the side wall 1.

As an optimal technical solution of the utility model: the T-shaped clamping strip 13 is matched with the T-shaped groove 12 in size and shape, and the T-shaped clamping strip 13 is clamped inside the T-shaped groove 12.

As an optimal technical solution of the utility model: the first concrete pouring strip 9 and the second concrete pouring strip 15 are both concrete strips formed by pouring.

As an optimal technical solution of the utility model: the side wall 1 corresponding to the four through holes 17 is provided with four threaded holes matched with the expansion bolts 16, and the four expansion bolts 16 are correspondingly and fixedly connected in the four threaded holes.

The working process of the utility model is as follows: when an operator installs the flashing, four threaded holes are formed in the positions corresponding to the side walls 1 through the through holes 17 formed in the flashing 14, then expansion bolts 16 penetrate through the corresponding through holes 17 to fixedly connect the flashing 14 to one side of the side walls 1, a first cement mortar layer 3, a heat insulation layer 4, a second cement mortar layer 5, a coiled material waterproof layer 6, a non-woven fabric layer 7 and a cement mortar protective layer 8 are sequentially laid on a newly-built building roof, then a first concrete pouring strip 9 is poured at the connecting position of the flashing 14 and the cement mortar protective layer 8, and a second concrete pouring strip 15 is poured at the connecting position of the upper portions of the side walls 1 and the flashing 14.

In summary, the following steps: by arranging the flashing plate 14, the T-shaped clamping strip 13, the T-shaped groove 12 and the expansion bolt 16, when the existing building wall surface and a newly-built building roof surface are connected, the flashing plate 14 is fixedly arranged on one side of the side wall 1 and the newly-built building roof surface 2 through the expansion bolt 16, then the T-shaped clamping strip 13 is clamped inside the T-shaped groove 12, and then the second concrete pouring strip 15 and the first concrete pouring strip 9 are respectively poured at the connecting part for sealing, so that the connecting method of externally lengthening and repairing a section of concrete to be used as a retaining wall is avoided, the labor amount of workers is greatly reduced, and the workers can conveniently install and fix the flashing plate; through setting up first cement mortar layer 3, insulation construction layer 4, second cement mortar layer 5, coiled material waterproof layer 6, non-woven fabrics layer 7 and cement mortar protective layer 8, through laying above protective layer in proper order in the top of newly-built building roofing, improve the prevention of seepage water effect of building greatly, prolong the life of this waterproof layer moreover.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an existing building side wall and newly-built building roof waterproof node which characterized in that: the waterproof structure comprises a side wall (1), wherein one side of the side wall (1) is fixedly connected with a second concrete pouring strip (15), the lower part of the second concrete pouring strip (15) is fixedly connected with a flashing plate (14), one side of the flashing plate (14) is provided with a T-shaped groove (12), the inside of the T-shaped groove (12) is fixedly clamped with a T-shaped clamping strip (13), the flashing plate (14) at the inner side of the T-shaped groove (12) is provided with four circular grooves (10), the flashing plate (14) at the inside of the four circular grooves (10) is correspondingly provided with four through holes (17), the insides of the four through holes (17) are respectively and fixedly connected with an expansion bolt (16), the lower part of the flashing plate (14) is fixedly connected with a waterproof layer (11), one side of the waterproof layer (11) far away from the flashing plate (14) is fixedly connected with a coiled waterproof layer (6), the building roof is characterized in that a second cement mortar layer (5) is fixedly connected to the bottom of the coiled material waterproof layer (6), the second cement mortar layer (5) is far away from a heat insulation structure layer (4) fixedly connected to one side of the coiled material waterproof layer (6), the heat insulation structure layer (4) is far away from a first cement mortar layer (3) fixedly connected to one side of the second cement mortar layer (5), the first cement mortar layer (3) is far away from one side of the heat insulation structure layer (4) and is fixedly connected with a newly-built building roof (2), a non-woven fabric layer (7) is fixedly connected to the upper portion of the coiled material waterproof layer (6), the non-woven fabric layer (7) is far away from a cement mortar protective layer (8) fixedly connected to one side of the coiled material waterproof layer (6), the upper portion of the cement mortar protective layer (8) is fixedly connected with the flashing board (14), and a first concrete pouring strip (9) is fixedly connected at the joint of the cement mortar protective layer (8) and the flashing plate (14).

2. The waterproof node of the existing building side wall and the newly-built building roof according to claim 1, characterized in that: the four circular grooves (10) are distributed in the T-shaped groove (12) in a linear array manner.

3. The waterproof node of the existing building side wall and the newly-built building roof according to claim 1, characterized in that: the four expansion bolts (16) are matched with the four through holes (17) in size and shape, and the four expansion bolts (16) penetrate through the four through holes (17) in a one-to-one correspondence mode and are connected with the side wall (1).

4. The waterproof node of the existing building side wall and the newly-built building roof according to claim 1, characterized in that: the T-shaped clamping strip (13) is matched with the T-shaped groove (12) in size and shape, and the T-shaped clamping strip (13) is clamped in the T-shaped groove (12).

5. The waterproof node of the existing building side wall and the newly-built building roof according to claim 1, characterized in that: the first concrete pouring strip (9) and the second concrete pouring strip (15) are both concrete strips which are formed by pouring.

6. The waterproof node of the existing building side wall and the newly-built building roof according to claim 1, characterized in that: the side wall (1) corresponding to the four through holes (17) is provided with four threaded holes matched with the expansion bolts (16), and the four expansion bolts (16) are correspondingly and fixedly connected in the four threaded holes.