CN213297244U

CN213297244U - Contact waterproof structure of existing building and newly-built building

Info

Publication number: CN213297244U
Application number: CN202021494688.0U
Authority: CN
Inventors: 轩小军; 王东红; 张丽静
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-05-28
Anticipated expiration: 2030-07-23

Abstract

The utility model belongs to the technical field of building construction, in particular to a contact waterproof structure of an existing building and a newly-built building, which comprises an existing building wall body and a newly-built building wall body, wherein a gap is formed between the existing building wall body and the newly-built building wall body, the contact waterproof structure also comprises a metal sealing plate and an expansion bolt, and the metal sealing plate is surrounded and fixed at the gap between the existing building wall body and the newly-built building wall body by the expansion bolt; a water-swelling water stop belt is arranged at the transverse center of the inner wall of the metal sealing plate, and rubber sealing strips are arranged at two ends of the inner wall of the metal sealing plate; the utility model discloses a contact waterproof construction, the construction is simple, with low costs to can guarantee the stability and the durability of this waterproof construction installation, long service life through the rubber sealing strip with meet the cooperation of water inflation waterstop, has improved the water-proof effects to current building and newly-built building contact gap greatly, and still be equipped with drainage structures on this waterproof construction, be favorable to the reliable derivation of rainwater.

Description

Contact waterproof structure of existing building and newly-built building

Technical Field

The utility model belongs to the technical field of the construction, concretely relates to existing building contacts waterproof construction with newly-built building.

Background

The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, also can be said to be the process of changing various lines on the design drawing into a real object in a specified place, and comprises basic engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like.

Original existing building carries out water repellent through the mode of applying paint concrete layer with a brush usually with new building after the concatenation, and its life is shorter, and concrete layer is after long-time the use, easily ftractures and influence water-proof effects under the influence of external environment, and the construction degree of difficulty is high, with high costs.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides an existing building contacts waterproof construction with newly-built building has convenient to use, easily is under construction and long service life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a contact waterproof structure of an existing building and a newly-built building comprises an existing building wall body and a newly-built building wall body, wherein a gap is formed between the existing building wall body and the newly-built building wall body; the vertical section of the metal sealing plate is of an n-shaped structure, the water-swelling water stop belt of the n-shaped structure is arranged at the transverse center of the inner wall of the metal sealing plate, the two ends of the inner wall of the metal sealing plate are provided with rubber sealing strips which are symmetrically distributed about the water-swelling water stop belt, and the vertical section of each rubber sealing strip is of the n-shaped structure.

As an optimal technical scheme of the utility model, the internal diameter of metal closing plate is equivalent to current building wall and newly-built building wall's thickness.

As an optimized technical scheme of the utility model, the inner wall of rubber seal strip has the water proof sand grip of cockscomb structure.

As an optimal technical scheme of the utility model, the inner wall of meeting water inflation waterstop has the embedding sand grip, just the section of embedding sand grip is the isosceles triangle structure.

As a preferred technical solution of the present invention, a water collection groove is formed on the top surface of the horizontal portion of the metal sealing plate, main drainage channels are formed in both vertical portions of the metal sealing plate, and the top ends of the main drainage channels are communicated with the water collection groove; and the outer wall of the vertical part of the metal sealing plate is provided with a main drainage port communicated with the main drainage channel.

As a preferred technical scheme of the utility model, the sealing device further comprises an extension sealing plate, the top surface of the extension sealing plate is provided with a positioning blind hole, and the bottom surface of the metal sealing plate is fixed with a positioning ring matched with the positioning blind hole; an extension water drainage channel communicated with the positioning blind hole is formed in the extension sealing plate, and an extension water outlet communicated with the extension water drainage channel is formed in the outer wall of the extension sealing plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a contact waterproof construction, the construction is simple, with low costs to can guarantee the stability and the durability of this waterproof construction installation, long service life through the rubber sealing strip with meet the cooperation of water inflation waterstop, has improved the water-proof effects to current building and newly-built building contact gap greatly, and still be equipped with drainage structures on this waterproof construction, be favorable to the reliable derivation of rainwater.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic front sectional view of a metal sealing plate according to the present invention;

FIG. 4 is a schematic side sectional view of a metal sealing plate according to the present invention;

FIG. 5 is a schematic view of the connection structure between the extension sealing plate and the metal sealing plate of the present invention;

in the figure: 1. existing building walls; 2. building a wall body; 3. a gap; 4. a metal sealing plate; 5. an expansion bolt; 6. a rubber seal strip; 7. waterproof convex strips; 8. a water-swelling water stop belt; 9. embedding the convex strips; 10. a water collection tank; 11. a main drainage channel; 12. a main drainage port; 13. an extension sealing plate; 14. a positioning ring; 15. positioning the blind hole; 16. extending the drain; 17. the water outlet is extended.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a contact waterproof structure of an existing building and a newly-built building comprises an existing building wall body 1 and a newly-built building wall body 2, wherein a gap 3 is formed between the existing building wall body 1 and the newly-built building wall body 2, the contact waterproof structure further comprises a metal sealing plate 4 and an expansion bolt 5, and the metal sealing plate 4 is fixedly surrounded at the gap 3 between the existing building wall body 1 and the newly-built building wall body 2 by the expansion bolt 5; the longitudinal section of the metal sealing plate 4 is of an n-shaped structure, a water-swelling water stop 8 of the n-shaped structure is arranged at the transverse center of the inner wall of the metal sealing plate 4, rubber sealing strips 6 which are symmetrically distributed about a water swelling water stop strip 8 are arranged at the two ends of the inner wall of the metal sealing plate 4, the longitudinal section of each rubber sealing strip 6 is of an n-shaped structure, when in use, the rubber sealing strips 6 are fixed at the two ends of the inner wall of the metal sealing plate 4 by bonding, the water-swelling water stop belt 8 is laid on the gap 3 between the existing building wall 1 and the newly-built building wall 2 to ensure that the water-swelling water stop belt 8 surrounds the gap 3, then the metal sealing plate 4 is sleeved on the existing building wall 1 and the newly-built building wall 2 from the upper part to ensure that the water-swelling water stop belt 8 is surrounded by the metal sealing plate 4, and fixing the metal sealing plate 4 on the existing building wall 1 and the newly-built building wall 2 by using the expansion bolts 5.

Specifically, according to fig. 1 and fig. 2, in this embodiment, the inner diameter of the metal sealing plate 4 is equal to the thickness of the existing building wall 1 and the newly-built building wall 2, so as to ensure the reliability of the connection between the metal sealing plate 4 and the existing building wall 1 and the newly-built building wall 2, and improve the sealing effect.

Specifically, as shown in fig. 1 and fig. 3, in this embodiment, the inner wall of the rubber sealing strip 6 has the water-blocking protruding strips 7 with the zigzag structure, and the water-blocking protruding strips 7 with the zigzag structure can prevent external rainwater from flowing into the rubber sealing strip, so that the rubber sealing strip has a good blocking effect on rainwater.

Specifically, according to fig. 1 and fig. 3, in this embodiment, the inner wall of the water-swelling water stop band 8 has the embedded convex strip 9, and the section of the embedded convex strip 9 is an isosceles triangle structure, and after the metal sealing plate 4 is fixed, the embedded convex strip 9 can be embedded into the gap 3, so that the sealing effect on the gap 3 is improved.

Specifically, according to fig. 1 and 4, in the present embodiment, a water collection groove 10 is formed on the top surface of the horizontal portion of the metal sealing plate 4, a main drainage channel 11 is formed in each of the two vertical portions of the metal sealing plate 4, and the top end of the main drainage channel 11 is communicated with the water collection groove 10; a main drainage port 12 communicated with the main drainage channel 11 is formed in the outer wall of the vertical portion of the metal sealing plate 4, external rainwater can enter the water collection tank 10, then flows out of the main drainage channels 11 at the two ends of the water collection tank 10, and is discharged to the outside through the main drainage port 12.

Specifically, as shown in fig. 1, 4 and 5, in this embodiment, the sealing device further includes an extension sealing plate 13, a positioning blind hole 15 is formed in a top surface of the extension sealing plate 13, and a positioning ring 14 matched with the positioning blind hole 15 is fixed on a bottom surface of the metal sealing plate 4; offer the extension drain 16 with location blind hole 15 intercommunication in extending the closing plate 13, offer the extension outlet 17 with extension drain 16 intercommunication at extension closing plate 13 outer wall, when the length of metal closing plate 4 is less than current building wall 1 and newly-built building wall 2, install at the bottom of metal closing plate 4 and extend closing plate 13, make the holding ring 14 embedding of metal closing plate 4 bottom extend and realize the concatenation in the location blind hole 15 of closing plate 13 top surface, it also fixes on current building wall 1 and newly-built building wall 2 through expansion bolts 5 to extend closing plate 13, the rainwater can be through leading-in extension drain 16 of main drain 11, also can follow extension outlet 17 and discharge.

The utility model discloses a theory of operation and use flow: the utility model discloses a waterproof construction, when using, fix rubber seal strip 6 bonding at the inner wall both ends of metal closing plate 4 first, water-swelling waterstop 8 is laid on gap 3 between current building wall 1 and newly-built building wall 2, guarantee that water-swelling waterstop 8 surrounds gap 3, entangle current building wall 1 and newly-built building wall 2 with metal closing plate 4 from the upper portion again, guarantee that metal closing plate 4 surrounds water-swelling waterstop 8, and utilize expansion bolts 5 to fix metal closing plate 4 on current building wall 1 and newly-built building wall 2 can, with low costs, construction is convenient, water-proof effects is good;

external rainwater can enter the water collecting tank 10, then flows out of the main drainage channels 11 at two ends of the water collecting tank 10 and is discharged to the outside through the main drainage port 12;

the extension sealing plate 13 is installed at the bottom end of the metal sealing plate 4, the positioning ring 14 at the bottom end of the metal sealing plate 4 is embedded into the positioning blind hole 15 on the top surface of the extension sealing plate 13 to realize splicing, the extension sealing plate 13 is also fixed on the existing building wall 1 and the newly-built building wall 2 through the expansion bolt 5, and rainwater can be discharged from the extension water outlet 17 through the leading-in extension water drainage channel 16 of the main water drainage channel 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an existing building contacts waterproof construction with newly-built building, includes current building wall (1) and newly-built building wall (2), current building wall (1) with be gap (3) between newly-built building wall (2), its characterized in that: the novel building wall structure is characterized by further comprising a metal sealing plate (4) and expansion bolts (5), wherein the metal sealing plate (4) is fixedly surrounded at a gap (3) between the existing building wall body (1) and the newly-built building wall body (2) through the expansion bolts (5); the vertical section of the metal sealing plate (4) is of an n-shaped structure, a water-swelling water stop belt (8) of the n-shaped structure is arranged at the transverse center of the inner wall of the metal sealing plate (4), rubber sealing strips (6) which are symmetrically distributed about the water-swelling water stop belt (8) are arranged at two ends of the inner wall of the metal sealing plate (4), and the vertical section of each rubber sealing strip (6) is of the n-shaped structure.

2. The waterproof structure of claim 1, wherein the waterproof structure comprises: the inner diameter of the metal sealing plate (4) is equal to the thickness of the existing building wall body (1) and the thickness of the newly-built building wall body (2).

3. The waterproof structure of claim 1, wherein the waterproof structure comprises: the inner wall of the rubber sealing strip (6) is provided with a water-resisting convex strip (7) with a sawtooth structure.

4. The waterproof structure of claim 1, wherein the waterproof structure comprises: the inner wall of the water swelling water stop (8) is provided with an embedding convex strip (9), and the section of the embedding convex strip (9) is of an isosceles triangle structure.

5. The waterproof structure of claim 1, wherein the waterproof structure comprises: the top surface of the horizontal part of the metal sealing plate (4) is provided with a water collecting groove (10), two vertical parts of the metal sealing plate (4) are both provided with a main drainage channel (11), and the top end of the main drainage channel (11) is communicated with the water collecting groove (10); and a main drainage port (12) communicated with the main drainage channel (11) is formed in the outer wall of the vertical part of the metal sealing plate (4).

6. The waterproof structure of claim 1, wherein the waterproof structure comprises: the sealing structure is characterized by further comprising an extension sealing plate (13), wherein a positioning blind hole (15) is formed in the top surface of the extension sealing plate (13), and a positioning ring (14) matched with the positioning blind hole (15) is fixed on the bottom surface of the metal sealing plate (4); an extension water drainage channel (16) communicated with the positioning blind hole (15) is formed in the extension sealing plate (13), and an extension water outlet (17) communicated with the extension water drainage channel (16) is formed in the outer wall of the extension sealing plate (13).