CN214143834U - Waterproof node structure of concrete member bottom surface is chosen outward to underground outer wall - Google Patents
Waterproof node structure of concrete member bottom surface is chosen outward to underground outer wall Download PDFInfo
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- CN214143834U CN214143834U CN202022302328.2U CN202022302328U CN214143834U CN 214143834 U CN214143834 U CN 214143834U CN 202022302328 U CN202022302328 U CN 202022302328U CN 214143834 U CN214143834 U CN 214143834U
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Abstract
The utility model discloses a concrete member bottom surface waterproof node structure is chosen outward to underground outer wall, including underground structure roof, the vertical waterproof concrete side wall that is provided with of lower extreme of underground structure roof, the horizontal outside extension of underground structure roof is provided with the concrete structural component of choosing outward, the coating of concrete structural component bottom surface is chosen outward has waterproof coating layer, on waterproof coating layer's the inner downwardly extending to waterproof concrete side wall, be provided with the isolation layer on the waterproof concrete side wall, isolation layer and waterproof coating layer overlap joint, compound waterproof coil stock layer has been laid in the isolation layer outside, be provided with non-curing rubber pitch waterproof coating bonding transition layer between isolation layer and the compound waterproof coil stock layer, the isolation layer, non-curing rubber pitch waterproof coating bonding transition layer, compound waterproof coil stock layer upper end is provided with sealing member. The utility model provides a can't effectively laminate when basement side wall adopts waterproofing membrane and choose the structure bottom surface outside and lead to the waterproof system defect, the seepage hidden danger that leads to.
Description
Technical Field
The utility model relates to a waterproof construction technical field especially relates to a concrete member bottom surface waterproof node structure is chosen outward to underground outer wall.
Background
According to the technical specification of underground waterproof engineering GB50108-2008, the waterproof fortification height of the basement is higher than the outdoor terrace height by more than 500 mm. However, when concrete members like halls, balconies, air-conditioning boards and the like exist on the first floor, the elevation of the panel surface is generally within the range of 500mm above the elevation of the outdoor terrace, so that when the node structure of the type exists, the coiled material waterproof layer cannot be smoothly constructed to the corresponding height according to the standard requirement. In addition, when the waterproof coiled material is constructed on the bottom surface of the overhanging member, the full-adhesion effect is difficult to guarantee, and the waterproof coiled material is easy to fall off in a large area in the outdoor backfill settlement process of underground engineering, so that the node is easy to become the leakage hidden trouble of an underground waterproof system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a concrete member bottom surface waterproof node structure is chosen outward to underground outer wall to the not enough of above-mentioned prior art.
In order to solve the above problems, the utility model adopts the following technical proposal:
a waterproof node structure for the bottom surface of an overhanging concrete member of an underground outer wall comprises an underground structure top plate, the lower end of the underground structure top plate is vertically provided with a waterproof concrete side wall, the underground structure top plate is transversely provided with a concrete overhanging structural member extending outwards, the bottom surface of the concrete cantilever structural member is coated with a waterproof coating layer, the inner end of the waterproof coating layer extends downwards to the waterproof concrete side wall, an isolation layer is arranged on the waterproof concrete side wall and is lapped with the waterproof coating layer, a composite waterproof coil layer is laid outside the isolation layer, a non-cured rubber asphalt waterproof coating bonding transition layer is arranged between the isolation layer and the composite waterproof coil layer, and sealing members are arranged at the upper end parts of the isolation layer, the non-cured rubber asphalt waterproof coating bonding transition layer and the composite waterproof roll layer.
Further, waterproof coating additional layers are arranged at the internal and external corners of the waterproof concrete side wall and the concrete cantilever structural member, the waterproof coating additional layers are arranged on the inner sides of the waterproof coating layers, and the transverse and vertical extending and lapping widths of the waterproof coating additional layers are not less than 250 mm.
Further, the additional layer of waterproof coating is lined with a mesh cloth.
Further, the waterproof coating layer and the waterproof coating additional layer adopt polyurethane waterproof coating.
Further, waterproof coating layer follows the concrete is chosen structural component and is upwards extended height and be not less than 500mm more than outdoor terrace.
Furthermore, the isolation layer is made of non-woven fabrics.
Further, the width of the isolation layer is not less than 150 mm.
Further, the width of the non-cured rubber asphalt waterproof coating bonding transition layer is not less than 250 mm.
Further, the composite waterproof roll layer is formed by hot melting of two layers of waterproof rolls.
Further, the sealing member is composed of a bead, a set screw, and a sealing paste.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the utility model discloses set up different waterproof material in the segmentation, adopt the waterproof coating of easy construction to carry out the construction operation in concrete exterior cantilever structure component bottom surface, will connect the raft position to set up on the waterproof concrete lateral wall, reduced the workman and operated the degree of difficulty when guaranteeing waterproof effect; the utility model effectively bonds the waterproof coiled material and the waterproof coating (after curing) together by means of the non-curing waterproof coating, thereby avoiding the damage risk of the waterproof coiled material to the adjacent structural layer through the conventional process of flame baking;
the utility model can prevent the backfill soil outside the underground chamber from sinking and influencing the stability of the whole waterproof system by fixing the waterproof coiled material at the internal corner of the waterproof concrete side wall, thereby facilitating the later maintenance;
the utility model provides a can't effectively laminate when basement side wall adopts waterproofing membrane and choose the structure bottom surface outside and lead to the waterproof system defect, the seepage hidden danger that leads to.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a subsurface structure roof; 2. a waterproof concrete side wall; 3. a concrete cantilever structural member; 4. a waterproof coating layer; 5. an isolation layer; 6. a composite waterproof roll layer; 7. the non-cured rubber asphalt waterproof coating is bonded with the transition layer; 8. an additional layer of waterproof coating; 9. layering; 10. a set screw; 11. and (7) sealing paste.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in FIG. 1, it is a concrete embodiment of the structure of the bottom surface waterproof node of the concrete member for the exterior wall of the underground, including the top plate 1 of the underground structure, the lower end of the top plate 1 of the underground structure is vertically provided with the waterproof concrete side wall 2, the top plate 1 of the underground structure transversely extends outwards to be provided with the structural member 3 for the exterior wall of the concrete, the bottom surface of the structural member 3 for the exterior wall of the concrete is coated with the waterproof coating layer 4, the inner end of the waterproof coating layer 4 extends downwards to the waterproof concrete side wall 2, the waterproof concrete side wall 2 is provided with the isolation layer 5, the isolation layer 5 is in lap joint with the waterproof coating layer 4, the outside of the isolation layer 5 is laid with the composite waterproof coil layer 6, the isolation layer 5 and the composite waterproof coil layer 6 are provided with the non-cured rubber asphalt waterproof coating bonding transition layer 7 between the composite waterproof coil layer 6, the isolation layer 5, Sealing components are arranged at the upper ends of the non-cured rubber asphalt waterproof coating bonding transition layer 7 and the composite waterproof coil material layer 6. The waterproof coating layer 4 is made of polyurethane waterproof coating, and by means of construction convenience of the waterproof coating, brushing construction is carried out on the bottom surface of the concrete cantilever structural member 3 and extends downwards to the waterproof concrete side wall 2, so that the waterproof coating layer and the composite waterproof roll material layer 6 on the waterproof concrete side wall 2 are ensured to have enough lap joint width; the isolation layer 5 adopts the non-woven fabrics to keep apart, and for guaranteeing on waterproof paint layer 4 and the waterproof concrete side wall 2 that compound waterproof coil material layer 6 can the overlap joint good, should be immediately after waterproof coating finishes with a brush by a large scale at its surface attached one deck low gram weight non-woven fabrics, the width is not less than 150mm, after polyurethane waterproof coating solidifies the film formation completely, in attached non-woven fabrics region and following within range (100mm is suitable) brush with non-curing rubber pitch waterproof coating transition layer 7, non-curing rubber pitch waterproof coating bonds the width of transition layer 7 and is not less than 250mm to compound the full bonding with it is glued to compound with the heat with compound waterproof coil material layer 6 on the waterproof concrete side wall 2.
Further, waterproof coating additional layer 8 is provided with in waterproof concrete side wall 2 and the concrete exterior cantilever structural member 3's negative and positive angle department, waterproof coating additional layer 8 set up in waterproof coating layer 4 is inboard, waterproof coating additional layer 8 transversely and vertical extension overlap joint width is not less than 250 mm. Before the waterproof coating layer 4 is coated, additional layer construction of waterproof coating is carried out on the concave and convex corners of the details, the waterproof coating adopts polyurethane waterproof coating, and the interior of the waterproof coating is lined with mesh cloth.
Further, waterproof coating layer 4 follows concrete cantilever structural component 3 upwards extends highly not less than 500mm more than outdoor terrace.
Further, the composite waterproof roll material layer 6 is formed by hot melting two waterproof roll materials. The composite waterproof roll material layer is formed by hot melting an SBS modified asphalt composite waterproof roll material layer with the thickness of 3mm and an SBS modified asphalt composite waterproof roll material layer with the thickness of 4 mm.
Further, the sealing member is composed of a bead 9, a fixing screw 10, and a sealing paste 11. The compound waterproof roll layer is fixed at the closing-up part of the compound waterproof roll layer 6 through a pressing strip 9 and a fixing screw 10, the closing-up and the nail hole are sealed through sealing paste, and the sealing paste 11 is asphalt-based sealing paste.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. A waterproof node structure for the bottom surface of an underground outer wall overhanging concrete member comprises an underground structure top plate (1), wherein a waterproof concrete side wall (2) is vertically arranged at the lower end of the underground structure top plate (1), the underground structure top plate (1) transversely extends outwards to form a concrete overhanging structural member (3), the waterproof node structure is characterized in that a waterproof coating layer (4) is coated on the bottom surface of the concrete overhanging structural member (3), the inner end of the waterproof coating layer (4) extends downwards onto the waterproof concrete side wall (2), an isolation layer (5) is arranged on the waterproof concrete side wall (2), the isolation layer (5) is in lap joint with the waterproof coating layer (4), a composite waterproof coil material layer (6) is laid outside the isolation layer (5), and a non-cured rubber asphalt waterproof coating bonding transition layer (7) is arranged between the isolation layer (5) and the composite waterproof coil material layer (6), and sealing members are arranged at the upper end parts of the isolation layer (5), the non-cured rubber asphalt waterproof coating bonding transition layer (7) and the composite waterproof coil material layer (6).
2. The underground outer wall cantilever concrete member bottom surface waterproof node structure according to claim 1, wherein the waterproof concrete side wall (2) and the concrete cantilever structural member (3) are provided with additional waterproof paint layers (8) at the male and female corners, the additional waterproof paint layers (8) are arranged on the inner sides of the waterproof paint layers (4), and the overlapping width of the waterproof paint layers (8) extending transversely and vertically is not less than 250 mm.
3. The structure of the bottom surface waterproof node of the underground exterior wall cantilever concrete member according to claim 2, wherein the additional waterproof coating layer (8) is lined with a mesh fabric.
4. The structure of the bottom surface waterproof node of the underground outer wall cantilever concrete member according to claim 2, wherein the waterproof paint layer (4) and the additional waterproof paint layer (8) are made of polyurethane waterproof paint.
5. The underground outer wall cantilever concrete member bottom surface waterproof node structure according to claim 1, wherein the waterproof coating layer (4) extends upwards along the concrete cantilever structural member (3) by a height not less than 500mm above an outdoor terrace.
6. The structure of the waterproof node on the bottom surface of the concrete member for the exterior wall of the underground according to claim 1, wherein the isolation layer (5) is made of non-woven fabric.
7. The structure of the waterproof node on the bottom surface of the underground exterior wall cantilever concrete member according to claim 6, wherein the width of the isolation layer (5) is not less than 150 mm.
8. The structure of the waterproof node on the bottom surface of the underground external wall cantilever concrete member according to claim 1, wherein the width of the non-cured rubberized asphalt waterproof coating bonding transition layer (7) is not less than 250 mm.
9. The structure of the bottom surface waterproof node of the underground outer wall cantilever concrete member according to claim 1, wherein the composite waterproof roll layer (6) is formed by hot melting two layers of waterproof rolls.
10. The structure of the waterproof node of the bottom surface of the underground exterior wall cantilever concrete member according to claim 1, wherein the sealing member is composed of a bead (9), a fixing screw (10) and a sealing paste (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302328.2U CN214143834U (en) | 2020-10-15 | 2020-10-15 | Waterproof node structure of concrete member bottom surface is chosen outward to underground outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302328.2U CN214143834U (en) | 2020-10-15 | 2020-10-15 | Waterproof node structure of concrete member bottom surface is chosen outward to underground outer wall |
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| Publication Number | Publication Date |
|---|---|
| CN214143834U true CN214143834U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022302328.2U Active CN214143834U (en) | 2020-10-15 | 2020-10-15 | Waterproof node structure of concrete member bottom surface is chosen outward to underground outer wall |
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| CN (1) | CN214143834U (en) |
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- 2020-10-15 CN CN202022302328.2U patent/CN214143834U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211216 Address after: 200333 room 425, building 2, No.100 Lane 2891, Qilianshan South Road, Putuo District, Shanghai Patentee after: De Ai Wei Construction Engineering Co.,Ltd. Address before: 101300 a 2, Shaling section, Shunping Road, Shunyi District, Beijing Patentee before: BEIJING ORIENTAL YUHONG WATERPROOF TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |