CN215670176U - A detachable exterior wall waterproof deformation joint construction structure - Google Patents
A detachable exterior wall waterproof deformation joint construction structure Download PDFInfo
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- CN215670176U CN215670176U CN202120987754.6U CN202120987754U CN215670176U CN 215670176 U CN215670176 U CN 215670176U CN 202120987754 U CN202120987754 U CN 202120987754U CN 215670176 U CN215670176 U CN 215670176U
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Abstract
The utility model discloses a detachable construction structure for a waterproof deformation joint of an outer wall, which comprises an externally-attached rubber expansion sheet, a deformation joint and an installation fixing groove, wherein the externally-attached rubber expansion sheet, the deformation joint and the installation fixing groove are sequentially communicated from the upstream surface of the outer wall to the back surface of the outer wall; the deformed gaps are sequentially filled with polyurethane cement and asphalt hemp threads; an angle steel bottom plate is arranged in the mounting fixing groove; the detachable rubber expansion sheet is arranged at one end of the asphalt hemp thread and angle steel bottom plate back to the upstream face of the outer wall, and the compression steel plate is arranged at one end of the detachable rubber expansion sheet back to the upstream face of the outer wall; the back surface of the outer wall is provided with an aluminum expansion plate for sealing and installing the fixing groove. The utility model has the beneficial effects that: the problems of easy deformation, easy cracking and water seepage of the traditional integral deformation joint structure are solved; and because the polyvinyl chloride daub and the asphalt hemp thread in the deformation gap can also be filled on site; the deformation joint structure can be quickly installed and disassembled, and construction and maintenance are more convenient.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a detachable construction structure for an outer wall waterproof deformation joint.
Background
In industrial and civil buildings, due to the influence of factors such as air temperature change, uneven settlement of a foundation, earthquake and the like, additional stress and deformation can be generated inside a building structure, and if the additional stress and deformation is not properly treated, the building can be damaged, cracks and even collapse can be generated, and the use and safety are influenced. To solve this problem, a deformation joint is generally provided at an outer wall of a building structure. However, because current movement joint (or called expansion joint) is overall structure, lead to when the movement joint goes wrong will whole the change, need consume great manpower and materials, and if the movement joint overlength when the transportation, then need longer vehicle to transport, consequently need the movement joint of a convenient dismantlement in order to satisfy the convenience of construction and maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problem that the existing deformation joint is inconvenient to disassemble, and provides a detachable construction structure for the waterproof deformation joint of an outer wall, which comprises an externally-attached rubber expansion sheet, a deformation gap and an installation fixing groove, wherein the externally-attached rubber expansion sheet, the deformation gap and the installation fixing groove are sequentially communicated from the upstream surface of the outer wall to the back surface of the outer wall; the deformation gap is filled with polyurethane cement gum and asphalt hemp thread in sequence from the externally-attached rubber expansion sheet to the direction of the installation fixing groove; angle steel bottom plates are respectively arranged in the installation fixing grooves and positioned on two sides of the deformation gap; the detachable rubber expansion sheet is arranged at one end of the asphalt hemp thread and the angle steel bottom plate back to the upstream surface of the outer wall, and the compression steel plate is arranged at one end of the detachable rubber expansion sheet back to the upstream surface of the outer wall; the outer wall is positioned in the installation fixing groove and internally provided with a pre-buried screw, and the tail end of the pre-buried screw sequentially penetrates through the angle steel base plate, the detachable rubber expansion sheet and the compression steel plate and then is connected with a nut; and an aluminum expansion plate for sealing the mounting fixing groove is arranged on the back surface of the outer wall.
Furthermore, embedded steel bars are arranged inside the outer wall and at the bottom of the installation fixing groove; the embedded steel bars are connected with the angle steel bottom plate. The embedded steel bars can reinforce the outer wall structures on two sides of the deformation gap, the connection stability of the angle iron bottom plate can be improved, and the angle iron bottom plate is prevented from falling off.
Further, the horizontal cross section of the deformation gap is trapezoidal; the area of the end face, facing the upstream face of the outer wall, of the deformation gap is smaller than the area of the end face, facing the downstream face of the outer wall, of the deformation gap. The horizontal cross section of the deformation gap is set to be trapezoidal, so that the waterproof effect can be further improved.
Further, the angle iron bottom plate comprises a first vertical part and a second vertical part which are perpendicular to each other; the first vertical part is provided with a through hole for the embedded screw to pass through; the width of the second vertical part is less than or equal to the depth of the installation fixing groove; the second vertical part is provided with an angle steel bar arranged along the length direction of the second vertical part; and the two sides of the aluminum expansion plate are connected with the angle steel bars.
Further, the embedded screw is perpendicular to the first vertical part, the detachable rubber expansion sheet and the compression steel plate; the detachable rubber expansion sheet is parallel to the back water surface of the wall body.
Furthermore, the horizontal central line of the externally attached rubber expansion sheet, the horizontal central line of the deformation gap and the horizontal central line of the detachable rubber expansion sheet are all positioned in the same vertical plane which is perpendicular to the upstream surface of the outer wall.
Furthermore, the surface of the aluminum expansion plate back to the deformation gap and the back surface of the outer wall are on the same vertical plane.
The utility model has the beneficial effects that: the installation fixing grooves are formed in the back water surface of the deformation gap, and the detachable rubber expansion pieces are arranged in the installation fixing grooves, so that the problems that the traditional integral deformation gap structure is easy to deform, crack and seep water are solved; and because the polyvinyl chloride daub and the asphalt hemp thread in the deformation gap can also be filled on site; the deformation joint structure can be rapidly installed and disassembled, construction and maintenance are more convenient, and transportation cost and labor cost are lower.
Drawings
Fig. 1 is a schematic top sectional view illustrating a construction structure of a detachable waterproof deformation joint for an exterior wall according to the present invention.
Fig. 2 is a schematic structural view of an aluminum expansion plate on the back water surface of the outer wall in fig. 1.
In the figure, 1-aluminum expansion plate; 2-riveting; 3-angle steel bars; 4-angle steel bottom plate; 4.1 — a first vertical portion; 4.2-a second upright; 5-a nut; 6, pressing a steel plate; 7-detachable rubber expansion pieces; 8-embedding reinforcing steel bars; 9-pre-burying a screw rod; 10-asphalt hemp thread; 11-polyurethane mastic; 12-an external sticking type rubber expansion piece; 13-outer wall upstream face; 14-outer wall backing surface.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1 and 2, the detachable construction structure for the waterproof deformation joint of the outer wall comprises an external rubber expansion sheet 12, a deformation joint and an installation fixing groove which are sequentially communicated from a water facing surface 13 of the outer wall to a water backing surface 14 of the outer wall; the deformed gap is filled with polyurethane cement 11 and asphalt hemp threads 10 in sequence from an externally-attached rubber expansion sheet 12 to the direction of the installation fixing groove; an angle steel bottom plate 4 is respectively arranged in the installation fixing groove and positioned on two sides of the deformation gap; the detachable rubber expansion sheet 7 is arranged at one end of the asphalt hemp thread 10 and the angle steel bottom plate 4 back to the upstream face 13 of the outer wall, and the compression steel plate 6 is arranged at one end of the detachable rubber expansion sheet 7 back to the upstream face 13 of the outer wall; an embedded screw 9 is arranged in the installation fixing groove of the outer wall, and the tail end of the embedded screw 9 penetrates through the angle steel base plate 4, the detachable rubber expansion sheet 7 and the compression steel plate 6 in sequence and then is connected with the nut 5; the back surface 14 of the outer wall is provided with an aluminum expansion plate 1 for sealing the installation fixing groove.
Embedded steel bars 8 are arranged inside the outer wall and at the bottom of the installation fixing groove; the embedded steel bars 8 are connected with the angle steel bottom plate 4. The horizontal cross section of the deformation gap in the present embodiment is preferably trapezoidal; namely, the area of the end face of the deformation gap, which is opposite to the upstream face 13 of the outer wall, is smaller than the area of the end face of the deformation gap, which is opposite to the downstream face 14 of the outer wall, so that the waterproof effect is better.
Each angle iron bottom plate 4 comprises a first vertical part 4.1 and a second vertical part 4.2 which are vertical to each other; a through hole for the embedded screw 9 to pass through is formed in the first vertical part 4.1; an interval is arranged between the two first vertical parts 4.1 of the two angle iron bottom plates 4, and the width of the interval is preferably the same as that of one end of the deformation gap opposite to the back water surface 14 of the outer wall.
The width of the second vertical part 4.2 is less than or equal to the depth of the installation fixing groove; the width of the second vertical portion 4.2 in this embodiment is equal to the depth of the installation fixing groove, and the end face of the second vertical portion 4.2 is flush with the outer wall back surface 14.
The opposite ends of the second vertical parts 4.2 of the two angle iron bottom plates 4 are respectively provided with an angle steel bar 3 arranged along the length direction thereof; the end face, facing the back water surface 14 of the outer wall, of one end of the angle steel bar 3 and the end face, facing the back water surface 14 of the outer wall, of the second vertical part 4.2 have the depth difference which is the same as the thickness of the aluminum expansion plate 1; the aluminum expansion plate 1 is connected on both sides to the angle steel bars 3, which may be screws or rivets 2, for example. The plate surface of the aluminum expansion plate 1 back to the deformation gap and the back water surface 14 of the outer wall are on the same vertical plane.
The embedded screw 9 in the embodiment is vertical to the first vertical part 4.1, the detachable rubber expansion sheet 7 and the compression steel plate 6; the detachable rubber expansion sheet 7 is parallel to the back surface of the wall body. The horizontal central line of the external rubber expansion sheet 12, the horizontal central line of the deformation gap and the horizontal central line of the detachable rubber expansion sheet 7 are all positioned in the same vertical plane which is vertical to the upstream surface 13 of the outer wall.
Before the outer wall pouring construction, an externally-attached rubber expansion piece 12 is placed on the upstream surface 13 of the outer wall according to the position of the deformation gap to be set, and the horizontal center line position of the externally-attached rubber expansion piece 12 is adjusted to be aligned with the center line position of the deformation gap to be set. Binding external wall steel bars, and binding embedded steel bars 8 and embedded screws 9; and erecting an outer wall pouring template according to the positions of the deformation gap and the installation fixing groove to be set, and performing outer wall concrete pouring construction. After the template is removed, firstly filling polyurethane cement 11 in the deformation gap, and filling asphalt hemp threads 10 in the deformation gap to enable the asphalt hemp threads 10 to be flush with one end of the deformation gap, which is right opposite to the back water surface 14 of the outer wall; and then an angle steel bottom plate 4, a detachable rubber expansion sheet 7 and a compression steel plate 6 are sequentially arranged in the installation fixing groove, and the nut 5 is screwed down, so that the compression steel plate 6 and the angle steel bottom plate 4 tightly clamp the detachable rubber expansion sheet 7. The tail end of the embedded screw 9 extends out of the nut 5 by at least 3 threads or 1 cm. And then the angle steel bar 3 and the aluminum expansion plate 1 are arranged on the angle steel bottom plate 4, so that the construction of the detachable waterproof deformation joint of the outer wall can be completed.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may be made by those skilled in the art without departing from the principle of the utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120987754.6U CN215670176U (en) | 2021-05-10 | 2021-05-10 | A detachable exterior wall waterproof deformation joint construction structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120987754.6U CN215670176U (en) | 2021-05-10 | 2021-05-10 | A detachable exterior wall waterproof deformation joint construction structure |
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| CN215670176U true CN215670176U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120987754.6U Active CN215670176U (en) | 2021-05-10 | 2021-05-10 | A detachable exterior wall waterproof deformation joint construction structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117627057A (en) * | 2023-10-17 | 2024-03-01 | 湖南中大设计院有限公司 | A waterproof force transmission structure for expansion joints suitable for thick plates |
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2021
- 2021-05-10 CN CN202120987754.6U patent/CN215670176U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117627057A (en) * | 2023-10-17 | 2024-03-01 | 湖南中大设计院有限公司 | A waterproof force transmission structure for expansion joints suitable for thick plates |
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