Sponge city waterproof board

By incorporating a highly sealing, corrosion-resistant, and efficient drainage mechanism into the waterproof membrane, the problems of leakage, shaking, and corrosion at the joints of the waterproof membrane are solved, achieving better sealing, drainage efficiency, and durability.

CN223853573UActive Publication Date: 2026-01-30ZHEJIANG TONGJI VOCATIONAL COLLEGE OF SCI & TECH +3
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520686098.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-12
Publication Date
2026-01-30
Estimated Expiration
2035-04-12

AI Technical Summary

Technical Problem

Existing waterproof membranes are prone to leakage and shaking at the joints, have poor sealing performance, low drainage efficiency, and insufficient corrosion resistance, resulting in a shortened service life.

Method used

It adopts a high-sealing mechanism, a corrosion-resistant mechanism, and a high-efficiency drainage mechanism. Through the design of assembly blocks, sealing grooves, sealing gaskets, flow guide channels, water guide plates, inclined plates, and corrosion-resistant coating layers, it improves sealing performance and drainage efficiency, and enhances the corrosion resistance of the waterproof membrane.

Benefits of technology

It achieves high sealing between waterproof membranes, rapid drainage, extends service life, avoids water accumulation and corrosion problems, and improves overall waterproof performance.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223853573U_ABST
    Figure CN223853573U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of building waterproofing, in particular to a sponge city waterproof board which comprises a first waterproof board body, a second waterproof board body is arranged on the surface of one side of the first waterproof board body, and efficient drainage mechanisms are arranged on the surfaces of the first waterproof board body and the second waterproof board body. The surface of the first waterproof plate and the surface of the second waterproof plate are each provided with a high-sealing-performance mechanism, and the interior of the first waterproof plate and the interior of the second waterproof plate are each provided with a corrosion-resistant mechanism. According to the waterproof board, the overall waterproof performance is better when the waterproof board is used, rainwater on the surfaces of the first waterproof board body and the second waterproof board body can be rapidly discharged when the waterproof board is used, and the phenomenon of water accumulation is not prone to occurring when the waterproof board is used; and when the waterproof board is used, the phenomena of water leakage, damage and the like at a splicing seam between the first waterproof board and the second waterproof board can be avoided, so that the service life of the waterproof board is longer.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to building waterproof technical field, concretely is a kind of sponge city waterproof board. BACKGROUND

[0002] Waterproof board is made of high molecular polymer as basic raw material and is a kind of anti-seepage material, which can prevent liquid leakage and gas evaporation, and is widely used in construction, transportation, subway, tunnel and engineering construction. Sponge city is a new generation of urban rainwater management concept, which means that the city can adapt to environmental changes and respond to natural disasters caused by rainwater, etc. A sponge city waterproof board is needed.

[0003] The existing waterproof board is connected by plane contact, which causes the waterproof board to leak at the connection, and the two adjacent waterproof boards to shake. The sealing effect of the existing waterproof board is not good enough when assembling, which reduces the sealing effect between the first waterproof board and the second waterproof board when the waterproof board is used, and reduces the overall waterproof performance of the waterproof board when used. Moreover, the existing waterproof board is not efficient when draining, which can cause water accumulation when used. In addition, the corrosion resistance of the existing waterproof board is not good enough when used, which shortens the service life of the waterproof board. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of sponge city waterproof board to solve the problems of poor sealing effect, inefficient drainage and poor corrosion resistance of the waterproof board when used as described in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of sponge city waterproof board, including first waterproof board, the surface of the side of the first waterproof board is provided with second waterproof board, the surface of the first waterproof board and second waterproof board is all installed with assembling block, the surface of the first waterproof board and second waterproof board is all set with assembling slot, the surface of the first waterproof board and second waterproof board is provided with high-efficiency drainage mechanism, the inside of the high-efficiency drainage mechanism includes flow guide groove, water guide plate and high-efficiency drainage group, the surface of the first waterproof board and second waterproof board is all provided with high sealing mechanism, the inside of the high sealing mechanism includes sealing groove, sealing gasket and high sealing assembly, the inside of the first waterproof board and second waterproof board is all provided with corrosion-resistant mechanism, the inside of the corrosion-resistant mechanism includes high molecular polymer plate, heat-sensitive adhesive layer, corrosion-resistant paint layer and polyurethane cyanide corrosion-resistant paint layer.

[0006] Preferably, the surface of the assembling slot and the assembling block is slidably connected, the surface of the assembling block is adhered with a sealing strip for sealing, and the sealing strip is in contact with the inner wall of the assembling slot.

[0007] Preferably, the high-efficiency drainage group is arranged on the surface of the first waterproof plate and the second waterproof plate, the high-efficiency drainage group is composed of the inclined plate and the drainage groove, the surface of the first waterproof plate and the second waterproof plate is provided with the drainage groove for drainage, and the inner wall of the drainage groove is provided with the inclined plate for water guiding.

[0008] Preferably, the surface of the first waterproof plate and the second waterproof plate is provided with the flow guide groove, the inner wall of the flow guide groove is provided with the water guide plate for rapid drainage, and the flow guide groove and the drainage groove are connected.

[0009] Preferably, the high-sealing assembly is arranged on the surface of the first waterproof plate and the second waterproof plate, the high-sealing assembly is composed of the rubber pad, the anti-uncoupling piece and the anti-uncoupling groove, the surface of the first waterproof plate and the second waterproof plate is provided with the sealing pad, and the inner wall of the sealing pad is attached with the rubber pad for improving the sealing effect when the first waterproof plate and the second waterproof plate are installed.

[0010] Preferably, the surface of the first waterproof plate and the second waterproof plate is provided with the sealing groove, the sealing pad and the rubber pad extend to the inside of the sealing groove respectively, the surface of the rubber pad is provided with the anti-uncoupling piece, the inner wall of the first waterproof plate and the second waterproof plate is provided with the anti-uncoupling groove, and the surface of the anti-uncoupling groove and the anti-uncoupling piece are mutually clamped and matched.

[0011] Preferably, the inner wall of the first waterproof plate and the second waterproof plate is attached with the heat-sensitive adhesive layer, the inner wall of the first waterproof plate and the second waterproof plate is provided with the high-molecular polymer plate for enhancing the waterproof effect of the first waterproof plate and the second waterproof plate, and the surface of the high-molecular polymer plate and the surface of the heat-sensitive adhesive layer are attached.

[0012] Preferably, the surface of the high-molecular polymer plate away from the heat-sensitive adhesive layer is attached with the corrosion-resistant paint layer, the surface of the corrosion-resistant paint layer away from the high-molecular polymer plate is attached with the polyurethane cyanogum anticorrosive paint layer for preventing the first waterproof plate and the second waterproof plate from being corroded, and the inner wall of the polyurethane cyanogum anticorrosive paint layer and the inner wall of the first waterproof plate and the second waterproof plate are attached.

[0013] Compared with the prior art, the sponge city waterproof plate has the advantages that the sealing effect between the first waterproof plate and the second waterproof plate is better when the waterproof plate is used, the overall waterproof performance of the waterproof plate is better when the waterproof plate is used, the rainwater on the surface of the first waterproof plate and the second waterproof plate can be quickly drained when the waterproof plate is used, the waterproof plate is not prone to water accumulation when the waterproof plate is used, the splicing seam between the first waterproof plate and the second waterproof plate can be prevented from leaking and being damaged when the waterproof plate is used, and the service life of the waterproof plate is longer.

[0014] 1、 through setting up high sealing mechanism, when the first waterproof board and the second waterproof board are assembled, the sealing gasket drives the rubber pad to move, so that the rubber pad moves to contact with the inner wall of the sealing groove, and the first waterproof board and the second waterproof board are better in overall sealing when assembling under the joint action of the rubber pad, at this time, the anti -drop -off card is driven to automatically card to the inside of the anti -drop -off card slot, so that the waterproof board does not appear the phenomenon of leakage between the first waterproof board and the second waterproof board when using, to realize the function of high sealing assembly of the waterproof board, so that the sealing effect between the first waterproof board and the second waterproof board is better when the waterproof board is used, so that the overall waterproof performance of the waterproof board is better when using;

[0015] 2、 through setting up high -efficient drainage mechanism, when rain falls on the surface of the first waterproof board and the second waterproof board, rain flows into the inside of the guide groove and the drainage groove, under the action of the water guide plate in the guide groove, rain is gathered into the inside of the drainage groove, in order to make the drainage efficiency of rain higher, under the action of the inclined plate, rain can quickly drain out of the surface of the first waterproof board and the second waterproof board through the drainage groove, so that the surface of the first waterproof board and the second waterproof board does not appear the phenomenon of water accumulation, realizes the function of high -efficient drainage of the waterproof board, so that the rain on the surface of the first waterproof board and the second waterproof board can be quickly drained when the waterproof board is used, so that the waterproof board is not prone to water accumulation when using;

[0016] 3、 through setting up corrosion -resistant mechanism, under the joint action of the high -molecular polymer plate and the heat -sensitive glue layer, the anti -permeation effect in the first waterproof board and the second waterproof board is better, liquid leakage can be prevented, and gas evaporation can be prevented, under the joint action of the corrosion -resistant coating layer and the polyurethane cyanide condensation corrosion -resistant coating layer, the corrosion -resistant effect in the first waterproof board and the second waterproof board is better, the inside of the first waterproof board and the second waterproof board does not appear the phenomenon of mildew, realizes the function of corrosion -resistant of the waterproof board, so that the waterproof board can avoid the phenomenon of leakage, damage and the like at the joint seam between the first waterproof board and the second waterproof board when using, so that the service life of the waterproof board is longer. ACCURACY

[0017] Figure 1 It is three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is main view cross section structure schematic view of the utility model;

[0019] Figure 3 It is side view cross section enlarged structure schematic view of the utility model;

[0020] Figure 4 It is the utility model's Figure 2 Enlarged structure schematic view of high -efficient drainage mechanism

[0021] Figure 5 For the utility model Figure 2 The enlarged structure schematic view of the middle high sealing mechanism;

[0022] Figure 6 For the utility model Figure 3 The enlarged structure schematic view of the middle corrosion resistant mechanism.

[0023] In the figure: 1, first waterproof board;101, second waterproof board;102, assembling groove;103, assembling block;2, high efficiency drainage mechanism;21, flow guide groove;22, water guide plate;23, high efficiency drainage group;231, inclined plate;232, drainage groove;3, high sealing mechanism;31, sealing groove;32, sealing pad;33, high sealing assembly;331, rubber pad;332, anti-off clamping piece;333, anti-off clamping groove;4, corrosion resistant mechanism;41, high molecular polymer plate;42, heat-sensitive adhesive layer;43, corrosion resistant paint layer;44, polyurethane cyanide corrosion resistant paint layer. Specific implementation

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. In addition, the terms "first", "second", "third", "up", "down", "left", "right" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Meanwhile, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through an intermediate medium. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] The structure of the sponge city waterproof board provided by the utility model is as shown in Figure 1 And Figure 2 The utility model provides a kind of sponge city waterproof board structure, including first waterproof board 1, the surface of first waterproof board 1 side is provided with second waterproof board 101, first waterproof board 1 and the surface of second waterproof board 101 are all installed with assembling block 103, first waterproof board 1 and the surface of second waterproof board 101 are all provided with assembling groove 102, assembling groove 102 and the surface of assembling block 103 are mutually slidingly matched, the surface of assembling block 103 is adhered with sealing strip for sealing, and sealing strip and the inner wall of assembling groove 102 are in contact.

[0026] Further, as shown in Figure 2 AndFigure 4 As shown, the surface of the first waterproof plate 1 and the second waterproof plate 101 is provided with the high-efficiency drainage mechanism 2, the inside of the high-efficiency drainage mechanism 2 contains the flow guide groove 21, the water guide plate 22 and the high-efficiency drainage group 23, the high-efficiency drainage group 23 is arranged on the surface of the first waterproof plate 1 and the second waterproof plate 101, the high-efficiency drainage group 23 is composed of the inclined plate 231 and the drainage groove 232, the surface of the first waterproof plate 1 and the second waterproof plate 101 is provided with the drainage groove 232 for drainage, the inner wall of the drainage groove 232 is installed with the inclined plate 231 for water guide, the surface of the first waterproof plate 1 and the second waterproof plate 101 is provided with the flow guide groove 21, the inner wall of the flow guide groove 21 is installed with the water guide plate 22 for rapid drainage, the inside of the flow guide groove 21 and the drainage groove 232 is connected.

[0027] When the rain falls on the surface of the first waterproof plate 1 and the second waterproof plate 101, the rain flows into the inside of the flow guide groove 21 and the drainage groove 232, under the action of the water guide plate 22 in the flow guide groove 21, the rain flows into the inside of the drainage groove 232, in order to make the drainage efficiency of the rain higher, under the action of the inclined plate 231, the rain can quickly flow out of the surface of the first waterproof plate 1 and the second waterproof plate 101 through the drainage groove 232, so that the surface of the first waterproof plate 1 and the second waterproof plate 101 will not appear the phenomenon of water accumulation, so as to realize the function of high-efficiency drainage of the waterproof plate.

[0028] Further, as shown in Figure 2 and Figure 5 The inside of the high-sealing mechanism 3 contains the sealing groove 31, the sealing pad 32 and the high-sealing assembly 33, the high-sealing assembly 33 is arranged on the surface of the first waterproof plate 1 and the second waterproof plate 101, the high-sealing assembly 33 is composed of the rubber pad 331, the anti-escape clamp 332 and the anti-escape clamp groove 333, the surface of the first waterproof plate 1 and the second waterproof plate 101 is installed with the sealing pad 32, the inner wall of the sealing pad 32 is adhered with the rubber pad 331 for improving the sealing effect of the first waterproof plate 1 and the second waterproof plate 101 during installation, the surface of the first waterproof plate 1 and the second waterproof plate 101 is provided with the sealing groove 31, the sealing pad 32 and the rubber pad 331 respectively extend to the inside of the sealing groove 31, the surface of the rubber pad 331 is installed with the anti-escape clamp 332, the inner wall of the first waterproof plate 1 and the second waterproof plate 101 is provided with the anti-escape clamp groove 333, the surface of the anti-escape clamp groove 333 and the anti-escape clamp 332 is mutually clamped and matched.

[0029] In implementation, when the first waterproof plate 1 and the second waterproof plate 101 are assembled, the sealing gasket 32 drives the rubber pad 331 to move, so that the rubber pad 331 moves to contact the inner wall of the sealing groove 31, and the overall sealing of the first waterproof plate 1 and the second waterproof plate 101 during assembly is better under the joint action of the rubber pad 331. At this time, the 331 drives the anti-extraction clamp 332 to be automatically clamped into the inside of the anti-extraction clamp groove 333, so that the waterproof plate does not leak water between the first waterproof plate 1 and the second waterproof plate 101 during use, to realize the function of high-sealing assembly of the waterproof plate.

[0030] Further, as shown in Figure 3 and Figure 6 , the first waterproof plate 1 and the second waterproof plate 101 are provided with corrosion-resistant mechanisms 4 inside, the corrosion-resistant mechanisms 4 inside include high-molecular polymer plates 41, heat-sensitive glue layers 42, corrosion-resistant paint layers 43, and polyurethane cyanide corrosion-resistant paint layers 44, the first waterproof plate 1 and the second waterproof plate 101 are adhered with the heat-sensitive glue layers 42 inside, the first waterproof plate 1 and the second waterproof plate 101 are provided with the high-molecular polymer plates 41 inside for enhancing the waterproof effect of the first waterproof plate 1 and the second waterproof plate 101, the surface of the high-molecular polymer plate 41 is adhered with the surface of the heat-sensitive glue layer 42, the surface of the high-molecular polymer plate 41 away from the heat-sensitive glue layer 42 is adhered with the corrosion-resistant paint layer 43, the surface of the corrosion-resistant paint layer 43 away from the high-molecular polymer plate 41 is adhered with the polyurethane cyanide corrosion-resistant paint layer 44 for corrosion-resistant of the first waterproof plate 1 and the second waterproof plate 101, the inner wall of the polyurethane cyanide corrosion-resistant paint layer 44 is adhered with the inner wall of the first waterproof plate 1 and the second waterproof plate 101.

[0031] In implementation, under the joint action of the high-molecular polymer plate 41 and the heat-sensitive glue layer 42, the anti-permeation effect inside the first waterproof plate 1 and the second waterproof plate 101 is better, which can prevent liquid leakage and gas evaporation, under the joint action of the corrosion-resistant paint layer 43 and the polyurethane cyanide corrosion-resistant paint layer 44, the corrosion-resistant effect inside the first waterproof plate 1 and the second waterproof plate 101 is better, and the first waterproof plate 1 and the second waterproof plate 101 will not appear mildew phenomenon, to realize the function of corrosion-resistant of the waterproof plate.

[0032] Working principle: in use, first, place the first waterproof plate 1 at the specified position, then place the second waterproof plate 101 on the surface of the first waterproof plate 1, the second waterproof plate 101 drives the assembly block 103 to slide inside the assembly groove 102, under the joint action of the assembly groove 102 and the assembly block 103, the first waterproof plate 1 and the second waterproof plate 101 are quickly assembled, at this time, the sealing strip on the surface of the assembly block 103 contacts the inner wall of the assembly groove 102, and the sealing between the first waterproof plate 1 and the second waterproof plate 101 is better under the action of the sealing strip.

[0033] Subsequently, when the first waterproof plate 1 and the second waterproof plate 101 are assembled, the sealing gasket 32 drives the rubber pad 331 to move, so that the rubber pad 331 moves to contact the inner wall of the sealing groove 31, and under the joint action of the rubber pad 331, the overall sealing of the first waterproof plate 1 and the second waterproof plate 101 during assembly is better. At this time, the 331 drives the anti-extraction clamp 332 to be automatically clamped to the inside of the anti-extraction clamp groove 333, so that the waterproof plate does not leak when used. The function of high sealing assembly of the waterproof plate is realized, so that the sealing effect between the first waterproof plate 1 and the second waterproof plate 101 is better when the waterproof plate is used, and the overall waterproof performance of the waterproof plate is better when used.

[0034] Subsequently, when rain falls on the surface of the first waterproof plate 1 and the second waterproof plate 101, the rain flows into the guide groove 21 and the inside of the drainage groove 232. Under the action of the water guide plate 22 in the guide groove 21, the rain flows into the inside of the drainage groove 232. In order to make the drainage efficiency of the rainwater higher, under the action of the inclined plate 231, the rainwater can quickly flow out of the surface of the first waterproof plate 1 and the second waterproof plate 101 through the drainage groove 232, so that the surface of the first waterproof plate 1 and the second waterproof plate 101 does not appear the phenomenon of water accumulation, so as to realize the function of high-efficiency drainage of the waterproof plate, so that the rainwater on the surface of the first waterproof plate 1 and the second waterproof plate 101 can be quickly drained when the waterproof plate is used, and the waterproof plate is not easy to appear the phenomenon of water accumulation when used.

[0035] Subsequently, under the joint action of the high polymer plate 41 and the heat-sensitive adhesive layer 42, the anti-permeation effect inside the first waterproof plate 1 and the second waterproof plate 101 is better, which can prevent liquid leakage and prevent gas evaporation. Under the joint action of the corrosion-resistant paint layer 43 and the polyurethane cyanide corrosion-resistant paint layer 44, the corrosion resistance of the first waterproof plate 1 and the second waterproof plate 101 is better, and the inside of the first waterproof plate 1 and the second waterproof plate 101 does not appear the phenomenon of mildew, so as to realize the function of corrosion resistance of the waterproof plate, so that the waterproof plate can avoid the phenomenon of water leakage, damage and other phenomena at the joint seam between the first waterproof plate 1 and the second waterproof plate 101 when used, so that the service life of the waterproof plate is longer, and finally the use of the waterproof plate is completed.

[0036] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A sponge city waterproof board, comprising a first waterproof board (1), characterized in that: The surface of the first waterproof plate (1) is provided with a second waterproof plate (101), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a splicing block (103), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a splicing groove (102), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with an efficient drainage mechanism (2), the inside of the efficient drainage mechanism (2) contains a flow guide groove (21), a water guide plate (22) and an efficient drainage group (23), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a high sealing mechanism (3), the inside of the high sealing mechanism (3) contains a sealing groove (31), a sealing pad (32) and a high sealing assembly (33), the inside of the first waterproof plate (1) and the second waterproof plate (101) is provided with a corrosion resistant mechanism (4), the inside of the corrosion resistant mechanism (4) contains a high molecular polymer plate (41), a heat sensitive adhesive layer (42), a corrosion resistant paint layer (43) and a polyurethane cyanide corrosion resistant paint layer (44). 2.The sponge city waterproof board of claim 1, wherein: The surface of the splicing groove (102) and the splicing block (103) is slidably connected, the surface of the splicing block (103) is adhered with a sealing strip for sealing, and the sealing strip is in contact with the inner wall of the splicing groove (102). 3.The water-proof plate for sponge city according to claim 1, characterized in that: The efficient drainage group (23) is arranged on the surface of the first waterproof plate (1) and the second waterproof plate (101), the efficient drainage group (23) is composed of an inclined plate (231) and a drainage groove (232), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a drainage groove (232) for drainage, and the inner wall of the drainage groove (232) is provided with an inclined plate (231) for water guide.

4. The water-proof board for sponge city according to claim 1, characterized in that: The surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a flow guide groove (21), the inner wall of the flow guide groove (21) is provided with a water guide plate (22) for rapid drainage, and the inside of the flow guide groove (21) and the drainage groove (232) is communicated. 5.The water-proof plate for sponge city according to claim 1, characterized in that: The high sealing assembly (33) is arranged on the surface of the first waterproof plate (1) and the second waterproof plate (101), the high sealing assembly (33) is composed of a rubber pad (331), a anti-loose clamp (332) and a anti-loose clamp groove (333), the surface of the first waterproof plate (1) and the second waterproof plate (101) is provided with a sealing pad (32), and the inner wall of the sealing pad (32) is adhered with a rubber pad (331) for improving the sealing effect of the first waterproof plate (1) and the second waterproof plate (101) during installation. 6.The water-proof plate for sponge city according to claim 1, characterized in that: The surfaces of the first waterproof plate (1) and the second waterproof plate (101) are provided with sealing grooves (31), the sealing pads (32) and rubber pads (331) extend to the inside of the sealing grooves (31) respectively, the surfaces of the rubber pads (331) are provided with anti-escape clamping pieces (332), the inner walls of the first waterproof plate (1) and the second waterproof plate (101) are provided with anti-escape clamping grooves (333), and the surfaces of the anti-escape clamping grooves (333) and the anti-escape clamping pieces (332) are mutually clamped and matched. 7.The water-proof plate for sponge city according to claim 1, characterized in that: The inside of the first waterproof plate (1) and the second waterproof plate (101) is adhered with a heat-sensitive adhesive layer (42), the inside of the first waterproof plate (1) and the second waterproof plate (101) is provided with a high polymer plate (41) for enhancing the waterproof effect of the first waterproof plate (1) and the second waterproof plate (101), and the surface of the high polymer plate (41) is adhered with the surface of the heat-sensitive adhesive layer (42). 8.The water-proof plate for sponge city according to claim 7, characterized in that: The surface of the high polymer plate (41) away from the heat-sensitive adhesive layer (42) is adhered with a corrosion-resistant paint layer (43), the surface of the corrosion-resistant paint layer (43) away from the high polymer plate (41) is adhered with a polyurethane cyanogel corrosion-resistant paint layer (44) for preventing the first waterproof plate (1) and the second waterproof plate (101) from being corroded, and the inner wall of the polyurethane cyanogel corrosion-resistant paint layer (44) is adhered with the inner wall of the first waterproof plate (1) and the second waterproof plate (101).