CN220978118U - Novel post-pouring belt waterproof structure of ground warehouse roof - Google Patents
Novel post-pouring belt waterproof structure of ground warehouse roof Download PDFInfo
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- CN220978118U CN220978118U CN202322626905.7U CN202322626905U CN220978118U CN 220978118 U CN220978118 U CN 220978118U CN 202322626905 U CN202322626905 U CN 202322626905U CN 220978118 U CN220978118 U CN 220978118U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000010276 construction Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 230000000149 penetrating effect Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002689 soil Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model provides a novel post-pouring belt waterproof structure of a ground warehouse roof, which comprises a post-pouring belt and main body structures positioned on two sides of the post-pouring belt, wherein a water-stopping pressure groove is formed in the main body structure, impervious concrete layers are arranged on the post-pouring belt, the main body structures and the water-stopping pressure groove, and slopes which incline downwards in a direction away from the post-pouring belt are arranged on the surfaces of the impervious concrete layers. According to the utility model, the water flow of the top plate of the ground warehouse is prevented from penetrating in the horizontal direction by the measure of the water-stopping pressure groove, so that the waterproof and impervious effects are enhanced; the impervious concrete layer adopts a water release slope section to guide water flow to disperse to a post-pouring out-of-band area, and the evacuating water flow prevents rainwater in a roof soil layer of the ground warehouse from penetrating into the ground warehouse, so that the waterproof performance of a post-pouring construction joint can be greatly improved.
Description
Technical Field
The utility model relates to the technical field of post-pouring belt waterproofing, in particular to a novel post-pouring belt waterproofing structure of a top plate of a ground warehouse.
Background
With the acceleration of the urban construction process, the basement of the urban construction is bigger and deeper, which is the result of the enlargement and the high-rise of the urban construction and the full utilization of the underground space. However, the ground warehouse waterproof belongs to a hidden project, and if water leakage occurs in the future use process, the consequences are not envisaged, so the waterproof project of the ground warehouse roof is particularly important and prominent. The basement bottom plate, particularly the post-cast strip position, is a high-rise area for leakage, and the treatment is particularly important.
In the waterproof structure of the post-pouring belt of the top plate of the ground warehouse in the prior art, the concrete at the post-pouring belt forms a construction joint, and a water stop steel plate is pre-buried in a main body structure at the post-pouring belt. But this structure water-proof effects is poor, can not carry out the drainage to water, has the risk of infiltration.
The utility model of China with bulletin days 2020-10-23 and bulletin number CN211735533U discloses a basement roof post-pouring belt waterproof structure, wherein the post-pouring belt is positioned on the basement roof to separate the basement roof to form two roof structures; the waterproof structure is characterized by comprising: the top surface of the water stop reverse bank is higher than the top surface of the top plate structure; one end of the water stopping piece is buried in the top plate structure, and the other end of the water stopping piece is placed in the post-pouring belt to form an anchoring end; pouring to form a waterproof concrete structure, wherein the top surface of the waterproof concrete structure is flush with the top surface of the water stop reverse ridge; waterproof coiled materials fully paved on the top plate structure, the water stop reverse bank and the waterproof concrete structure; an isolation layer paved on the waterproof coiled material; and the backfill layer is paved on the isolation layer. But this structure is complicated, and the consumptive material is many to can not drain water.
Disclosure of Invention
Aiming at the technical problems, the utility model provides a novel post-pouring strip waterproof structure of a basement roof, which is used for solving the problems that the post-pouring strip of the basement roof in the prior art cannot drain water and has water seepage risks.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
The utility model provides a novel post-cast strip waterproof construction of ground storehouse roof, includes post-cast strip and the major structure that is located post-cast strip both sides, is equipped with the water-stop pressure groove on the major structure, is equipped with impervious concrete layer on post-cast strip and major structure and the water-stop pressure groove, and impervious concrete layer surface is equipped with the slope to keeping away from the direction downward sloping of post-cast strip.
According to the utility model, the water flow of the top plate of the ground warehouse is prevented from penetrating in the horizontal direction by the measure of the water-stopping pressure groove, so that the waterproof and impervious effects are enhanced; the impervious concrete layer adopts a water release slope section to guide water flow to disperse to a post-pouring out-of-band area, and the dispersed water flow prevents rainwater in the roof soil layer of the ground warehouse from penetrating into the ground warehouse.
Further, in order to better evacuate water flow, the impervious concrete layer is provided with slopes which incline downwards from the middle to the periphery.
Further, in order to achieve the waterproof function of the foundation, foundation waterproof layers are arranged on the post-pouring belt, the main body structure and the water-stopping pressing groove.
Further, in order to better prevent infiltration of the water flow horizontal direction of the top plate of the ground warehouse, the water stop pressure grooves are U-shaped grooves, and two water stop pressure grooves are respectively arranged at positions, close to the post-pouring belt, of the main body structures at two sides.
Further, in order to further prevent rainwater from flowing into the ground warehouse in rainy seasons, a slope reverse ridge which is inclined upwards towards the post-pouring belt is arranged between the water stop pressing groove close to the post-pouring belt and the post-pouring belt.
Further, in order to further improve the impermeability of the concrete at the post-cast strip, an additional waterproof layer is further arranged on the impermeability concrete layer.
Further, in order to improve the waterproof effect of the additional waterproof layer, the additional waterproof layer extends to the position 200-400 mm outside the impervious concrete layer.
Further, in order to intercept the concrete of the main body structure, a steel wire mesh is arranged in a construction joint between the post-cast strip and the main body structure.
Further, in order to prevent water flow from penetrating into the ground warehouse from the construction joint of the post-cast strip and the main body structure, a water stop steel plate intersecting with the steel wire mesh is arranged between the post-cast strip and the main body structure.
Further, in order to prevent water flow in the vertical direction from penetrating into the ground warehouse from the construction joint of the post-pouring belt and the main body structure, the water stop steel plate is horizontally arranged.
Further, in order to further improve the water stopping effect of the water stopping steel plate, two ends of the water stopping steel plate are provided with upwards inclined bevel edges.
The utility model has the beneficial effects that:
1. According to the utility model, the water stop steel plate is pre-buried between the post-pouring belt and the main body structure, the foundation waterproof layer is constructed at the positions of the top plate and the post-pouring belt of the ground warehouse, the water stop pressure groove and the impervious concrete layer are constructed on the foundation waterproof layer, the impervious concrete layer is in a slope form, and the additional waterproof layer is constructed on the impervious concrete layer, so that the waterproof performance of a post-pouring construction joint can be greatly improved;
2. According to the post-pouring strip, two measures of water pressure stopping grooves are made at the position of the vertical main body structural surface, so that water flow of the top plate of the ground warehouse is prevented from penetrating in the horizontal direction, and the waterproof and anti-seepage effects are enhanced;
3. The additional impervious waterproof layer adopts the water drainage slope section to guide water flow to disperse to the area outside the post-pouring zone, the additional waterproof layer further improves the impervious capacity of concrete at the post-pouring zone, and the disadvantage that the additional concrete generates cracks due to temperature shrinkage is optimized and compensated;
4. The construction structure of the utility model guides water flow to be discharged from the structure angle, and a waterproof layer is additionally arranged on the structure layer to better isolate the evacuation water flow and prevent rainwater in the roof soil layer of the ground warehouse from penetrating into the ground warehouse.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present utility model.
The drawings include: 1-main structure, 2-post-pouring belt, 3-impervious concrete layer, 4-basic waterproof layer, 5-additional waterproof layer, 9-water-stopping steel plate, 7-water-stopping pressing groove, 8-steel wire mesh and 9-slope reverse ridge.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the novel post-cast strip waterproof structure of the top plate of the ground warehouse in the embodiment 1 of the utility model comprises a post-cast strip 2 and main structures 1 positioned on two sides of the post-cast strip 2, wherein water stop grooves 7 are formed in positions, close to the post-cast strip 2, of the main structures 1 on two sides. The post-cast strip 2, the main body structure 1 and the water-stop pressure groove 7 are provided with a foundation waterproof layer 4, then an impervious concrete layer 3 is constructed on the post-cast strip 2, the main body structure 1 on two sides and the foundation waterproof layer 4 of the water-stop pressure groove 7, and the surface of the impervious concrete layer 3 is provided with a slope which is inclined downwards in a direction away from the post-cast strip 2. In this embodiment, the impervious concrete layer 3 is provided with slopes inclined downward from the middle to the periphery, so as to guide water flow to disperse to the area outside the post-pouring zone, and the evacuating water flow prevents rainwater in the roof soil layer of the ground warehouse from penetrating into the ground warehouse. In this embodiment, the width of the concrete slope is 800mm or more.
Further, the water stop grooves 7 are U-shaped grooves, and two water stop grooves 7 are respectively arranged at positions, close to the post-pouring belt 2, of the main body structures 1 at two sides. In the embodiment, the groove depth of the water stop groove 7 is 20-30 mm, and the distances between the centers of the two water stop grooves and the construction joint of the post-pouring belt are 100mm and 200mm respectively.
Further, be equipped with the slope between the stagnant water indent 7 that is close to post-cast strip 2 and the post-cast strip 2 and turn over the bank 9, this slope is turned over the bank 9 and is set up from stagnant water indent 7 towards the direction of post-cast strip 2 upward slope, plays the effect of manger plate, reduces the possibility that rainy season rainwater flows into the ground storehouse. The slope reverse ridge and the main structure 1 are formed by concrete integrally pouring.
The difference between the embodiment 2 and the embodiment 1 is that, as shown in fig. 1, an additional waterproof layer 5 is further provided on the impervious concrete layer 3, so as to further improve the impervious capability of the concrete at the post-cast strip, and optimize and compensate the disadvantage that the additional concrete generates cracks due to temperature shrinkage.
Further, the additional waterproof layer 5 extends to the position 200-400 mm outside the impervious concrete layer 3. In this embodiment, the additional waterproof layer 5 extends to the outside 200 of the impermeable concrete layer 3.
Embodiment 3 differs from embodiment 1 in that, as shown in fig. 1, a steel wire mesh 8 is disposed in the construction joint between the post-cast strip 2 and the main structure 1, so as to intercept the concrete of the main structure.
Further, a water-stop steel plate 6 intersected with the steel wire mesh 8 is arranged between the post-cast strip 2 and the main body structure 1, and two ends of the water-stop steel plate 6 respectively extend into the post-cast strip 2 and the main body structure 1. And, the water stop steel plate 6 is horizontally arranged so that the water stop steel plate 6 vertically intersects with the steel wire mesh 8.
Further, the two ends of the water-stopping steel plate 6 are provided with upward inclined bevel edges, so that the water-stopping effect of the water-stopping steel plate is further improved.
The novel construction process of the post-cast strip waterproof structure of the ground warehouse roof, wherein the post-cast strip 2 can be poured only after the main body structure 1 is settled and stabilized, and a construction joint is formed between the post-cast strip 2 and the main body structure 1. Specifically, the method comprises the following steps:
Step 1: the construction water-stop steel plates 6 are pre-buried at the construction joints on the two sides of the main structure 1, and the U-shaped openings of the water-stop steel plates 6 face upwards, so that water flow in the vertical direction is prevented from penetrating into the ground warehouse; the upper side and the lower side of the water stop steel plate 6 are provided with dense mesh steel wire meshes 8 with certain rigidity for blocking concrete, the fixation is firm, and the main structure is intercepted;
Step 2: pouring micro-expansive concrete with shrinkage compensation function of the post-cast strip to form a post-cast strip 2;
Step 3: constructing a main structure and a foundation waterproof layer 4 at the post-pouring zone;
Step 4: and (3) constructing a impervious concrete layer: after the construction of the waterproof layer 4 at the post-pouring zone is finished, an impervious concrete layer 3 is constructed, the horizontal direction of water flow is limited to penetrate into the construction joint of the post-pouring zone, and water flow in a post-pouring zone area with a gradient easy to disperse exists on the surface of the impervious concrete layer 3;
Step 5: constructing an additional waterproof layer 5 on the impervious concrete layer 3, and extending the additional waterproof layer 5 to the outer side 200 of the impervious concrete layer 3;
Step 6: and backfilling earthwork.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. Novel post-cast strip waterproof construction of ground storehouse roof, its characterized in that: including post-cast strip (2) and be located main part structure (1) of post-cast strip (2) both sides, be equipped with on main part structure (1) and stop water pressure groove (7), be equipped with impervious concrete layer (3) on post-cast strip (2) and main part structure (1) and stop water pressure groove (7), impervious concrete layer (3) surface is equipped with the slope to keeping away from the direction downward sloping of post-cast strip (2).
2. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 1, wherein: the impervious concrete layer (3) is provided with slopes which incline downwards from the middle to the periphery.
3. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 1 or 2, characterized in that: the post-pouring belt (2), the main body structure (1) and the water-stopping pressing groove (7) are provided with a foundation waterproof layer (4).
4. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 3, wherein: the water-stopping pressure grooves (7) are U-shaped grooves, and two water-stopping pressure grooves (7) are respectively arranged at positions, close to the post-pouring belt (2), of the main body structures (1) at two sides.
5. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 4, wherein: a slope reverse ridge (9) which is inclined upwards towards the post-pouring belt (2) is arranged between the water stop pressing groove (7) close to the post-pouring belt (2) and the post-pouring belt (2).
6. The novel post-cast strip waterproof structure of a warehouse roof according to claim 1 or 2 or 4 or 5, characterized in that: an additional waterproof layer (5) is further arranged on the impervious concrete layer (3).
7. The novel post-cast strip waterproof structure of a warehouse roof according to claim 1 or 2 or 4 or 5, characterized in that: and a steel wire mesh (8) is arranged in a construction joint between the post-pouring belt (2) and the main body structure (1).
8. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 7, wherein: a water stop steel plate (6) intersected with the steel wire mesh (8) is arranged between the post-pouring belt (2) and the main body structure (1).
9. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 8, wherein: the water stop steel plate (6) is horizontally arranged.
10. The novel post-cast strip waterproof structure of a ground warehouse roof according to claim 8 or 9, characterized in that: two ends of the water stop steel plate (6) are provided with upward inclined bevel edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322626905.7U CN220978118U (en) | 2023-09-27 | 2023-09-27 | Novel post-pouring belt waterproof structure of ground warehouse roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322626905.7U CN220978118U (en) | 2023-09-27 | 2023-09-27 | Novel post-pouring belt waterproof structure of ground warehouse roof |
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| Publication Number | Publication Date |
|---|---|
| CN220978118U true CN220978118U (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322626905.7U Active CN220978118U (en) | 2023-09-27 | 2023-09-27 | Novel post-pouring belt waterproof structure of ground warehouse roof |
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| CN (1) | CN220978118U (en) |
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- 2023-09-27 CN CN202322626905.7U patent/CN220978118U/en active Active
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