CN219931041U - Pit structure with elevator - Google Patents
Pit structure with elevator Download PDFInfo
- Publication number
- CN219931041U CN219931041U CN202320936167.3U CN202320936167U CN219931041U CN 219931041 U CN219931041 U CN 219931041U CN 202320936167 U CN202320936167 U CN 202320936167U CN 219931041 U CN219931041 U CN 219931041U
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- Prior art keywords
- layer
- waterproof
- cement mortar
- elevator
- raft
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- 239000011083 cement mortar Substances 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000003973 paint Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 7
- 238000004078 waterproofing Methods 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 239000011449 brick Substances 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 7
- 239000011150 reinforced concrete Substances 0.000 abstract description 7
- 238000005266 casting Methods 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003204 osmotic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model provides a foundation pit structure with an elevator, which comprises a cushion layer, a raft waterproof layer, a wall body and a wall surface waterproof layer, wherein the raft waterproof layer comprises a first waterproof roll layer and a first cement mortar layer, the first waterproof roll layer is arranged on the cushion layer, the first cement mortar layer covers the first waterproof roll layer, and the raft is arranged on the first cement mortar layer; the wall body and the raft are integrally cast, the wall surface waterproof layer comprises a second waterproof coiled material layer, a second cement mortar layer and an extruded sheet, and the second waterproof coiled material layer, the second cement mortar layer and the extruded sheet are sequentially arranged on the outer surface of the wall body from inside to outside; the utility model replaces the brick moulding bed by utilizing the self-waterproof performance of reinforced concrete and the light compressive performance of the extruded sheet after integral casting, and simultaneously has the advantages of multi-layer waterproof, simple waterproof layer material, good waterproof effect, good foundation pit waterproof performance guarantee, economy, practicality and simple construction.
Description
Technical Field
The utility model relates to the technical field of elevator construction and installation, in particular to a foundation pit structure for installing an elevator.
Background
With the continuous improvement of the living standard of people, the old community is more and more favored by people when the elevator is additionally arranged, the outdoor elevator is additionally arranged more and more, the elevator is additionally arranged and is mostly exposed outdoors, the situation that water leakage and water seepage of the foundation pit exist in later use is caused, the quality of the foundation pit is ensured, and the economic and practical effects are considered to be more and more widely valued.
In the foundation pit construction process of installing an elevator in an old community, raft pouring and wall pouring are separated and have long interval time, and due to the fact that a waterproof layer is complex in manufacturing method and high in cost, brick molding bed is arranged on the outer side of a foundation pit in most cases, and then the waterproof layer is arranged. However, the interval time between the pouring raft and the wall is longer, so that the reinforced concrete fails in a self-waterproof manner, meanwhile, the waterproof construction process of most foundation pits is only provided with waterproof coiled materials, and the reinforced concrete is easy to be scratched by sundries or broken stones in soil during backfilling, so that the foundation pits fail in waterproof manner. It is therefore desirable to provide a foundation pit waterproof structure for an elevator installation to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings of the prior art and provides a foundation pit structure with an elevator.
The foundation pit structure with the elevator comprises a foundation pit structure, a cushion layer, a raft waterproof layer, a wall body and a wall surface waterproof layer, wherein the raft waterproof layer comprises a first waterproof coiled material layer and a first cement mortar layer, the first waterproof coiled material layer is arranged on the cushion layer, the first cement mortar layer covers the first waterproof coiled material layer, and the raft is arranged on the first cement mortar layer; the wall body with the raft passes through whole pouring, the wall waterproof layer includes second waterproofing membrane layer, second cement mortar layer and extruded sheet, second waterproofing membrane layer, second cement mortar layer and extruded sheet are established in proper order from interior to exterior on the surface of wall body.
In one embodiment, the first layer of cementitious mortar has a water impermeable layer thereon.
In one embodiment, a waterproof permeable layer is disposed between the second cement mortar layer and the extruded sheet.
In an embodiment of one of the embodiments, the water-resistant osmotic layer is a cement-based osmotic crystalline water-resistant paint or an aqueous nano silica paint and an aqueous polyurethane water-resistant paint.
In one embodiment, the inner surface of the wall is coated with a water-resistant coating.
In one embodiment, the first waterproofing membrane layer is the same size as the backing layer.
In one exemplary embodiment, the first layer of cement mortar has a thickness of 30mm and the second layer of cement mortar has a thickness of 20-40mm.
In one embodiment, a ladder is provided on the inner surface of the wall.
In one embodiment, the extruded sheet has a thickness of 20mm to 50mm.
The foundation pit structure provided with the elevator has the beneficial effects that: the self-waterproof performance of reinforced concrete after integral casting and the light compressive performance of the extruded sheet are utilized to replace a brick molding bed, and meanwhile, the multi-layer waterproof structure is simple in material and good in waterproof effect, so that good foundation pit waterproof performance is guaranteed, and meanwhile, the effects of economy, practicability and simplicity in construction are met.
Drawings
Fig. 1 is a schematic structural view of a foundation pit structure to which an elevator is added according to the present utility model;
fig. 2 is a schematic cross-sectional view of the pit structure of the elevator of fig. 1;
fig. 3 is a schematic view of a portion of the pit structure of the elevator of fig. 2;
fig. 4 is a schematic view of a portion of the pit structure of the elevator of fig. 2;
fig. 5 is a schematic view of a portion of a second embodiment of a pit structure with an elevator according to the present utility model;
fig. 6 is a schematic view of a portion of a third embodiment of a pit structure with an elevator according to the present utility model.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The utility model provides a foundation pit structure with an elevator, which comprises a cushion layer, a raft waterproof layer, a wall body and a wall surface waterproof layer, wherein the raft waterproof layer comprises a first waterproof roll layer and a first cement mortar layer, the first waterproof roll layer is arranged on the cushion layer, the first cement mortar layer covers the first waterproof roll layer, and the raft is arranged on the first cement mortar layer; the wall body with the raft passes through whole pouring, the wall waterproof layer includes second waterproofing membrane layer, second cement mortar layer and extruded sheet, second waterproofing membrane layer, second cement mortar layer and extruded sheet are established in proper order from interior to exterior on the surface of wall body.
The utility model replaces the brick molding bed by utilizing the self-waterproof performance of the reinforced concrete and the light compressive performance of the extruded sheet after integral casting, has simple waterproof layer material but good waterproof effect, ensures good foundation pit waterproof performance, and simultaneously meets the effects of economy, practicality and simple construction.
Example 1
Referring to fig. 1 to 4, the utility model provides a foundation pit structure with an elevator, which comprises a cushion layer 1, a raft board 2, a raft board waterproof layer 3, a wall body 4 and a wall surface waterproof layer 5, wherein the number of the wall surfaces 4 is four sides, a rectangular foundation pit wall body of the elevator is formed, foundation excavation reaches a design elevation, and the cushion layer 1 is arranged after a groove is inspected to be qualified; laying the raft waterproof layer 3 when the cushion layer 1 is in a semi-plastic state, hardening the raft waterproof layer 3, binding reinforcing steel bars, supporting a formwork, pouring the raft 2 of concrete, and pouring the concrete wall 4 when the raft 2 is in the semi-plastic state. Because the pouring time interval of the raft plate 2 and the wall body 4 is shorter, the raft plate 2 and the wall body 4 are equivalent to integral pouring, and the self-waterproof reinforced concrete after the integral pouring is utilized, so that a first waterproof barrier can be provided for the foundation pit.
More specifically, referring to fig. 3, the raft waterproof layer includes waterproof rolls and cement mortar; the raft waterproof layer 3 comprises a first waterproof coiled material layer 31 and a first cement mortar layer 32, the first waterproof coiled material layer 31 is arranged on the cushion layer 1, the first cement mortar layer 32 covers the first waterproof coiled material layer 31, and the raft 2 is arranged on the first cement mortar layer 32. The first waterproof coiled material layer 31 and the cushion layer 1 are the same in size, namely, the paving area of the first waterproof coiled material layer 31 and the area of the cushion layer 1 are the same in size, and then cement mortar is arranged to fully cover the first waterproof coiled material layer 31, so that a second waterproof barrier can be provided for the bottom of a foundation pit.
More specifically, referring to fig. 4, after the wall body 4 is molded on the raft 2 by integral casting, a wall waterproof layer 5 is disposed on the outer surface of the wall body 4, the wall waterproof layer 5 includes a second waterproof roll layer 51, a second cement mortar layer 52 and an extruded sheet 53, and the second waterproof roll layer 51, the second cement mortar layer 52 and the extruded sheet 53 are sequentially disposed on the outer surface of the wall body 4 from inside to outside. The second waterproof coiled material layer 51 is arranged along the outer side of the wall body 4, then cement mortar is arranged to fully cover the second waterproof coiled material layer 51, when the cement mortar of the second cement mortar layer 52 is in a semi-plastic state, the extruded sheet 53 is arranged and fixed along the outer side of the cement mortar, and a second waterproof barrier and a third waterproof barrier can be provided for the bottom of a foundation pit. Meanwhile, due to the light compressive property of the extruded sheet 53, the wall waterproof layer 5 can be easily damaged by sundries or broken stone in soil when the brick bed-jig is subjected to backfill instead of brick bed-jig.
The cement mortar ratio of the cement mortar layer is preferably 1:2. the thickness of the first cement mortar layer 32 is preferably 30mm, and the thickness of the second cement mortar layer 52 is preferably 20-40mm. The thickness of the extruded sheet 5 is preferably 20mm to 50mm. Most preferably, the thickness of the extruded sheet 5 is preferably 30mm.
More specifically, referring to fig. 1, for convenience in later maintenance and installation, a ladder stand 7 is further provided on the inner surface of the wall 4 for access by constructors. In another implementation of this embodiment, the inner surface of the wall 4 is coated with a waterproof coating to increase the waterproof properties of the wall 4.
Example two
Referring to fig. 5, the present utility model provides a pit structure with an elevator, which is basically the same as the first embodiment, except that the first cement mortar layer 32 has a waterproof layer 6 thereon. The waterproof permeable layer 6 is cement-based permeable crystallization type waterproof paint or water-based nano silica paint and water-based polyurethane waterproof paint. The waterproof layer 6 is preferably a cement-based permeable crystalline waterproof paint. A third water-proof barrier can be provided for the bottom of the foundation pit.
Example III
Referring to fig. 6, the present utility model provides a pit structure with an elevator, which is basically the same as the first embodiment, except that a waterproof layer 6 is disposed between a second cement mortar layer 52 and an extruded sheet 53. The waterproof permeable layer 6 is cement-based permeable crystallization type waterproof paint or water-based nano silica paint and water-based polyurethane waterproof paint. The waterproof layer 6 is preferably a cement-based permeable crystalline waterproof paint. A fourth water barrier may be provided for the foundation pit wall 4.
The foundation pit structure provided by the utility model has the advantages that the self-waterproof performance of reinforced concrete after integral casting and the light compressive performance of the extruded sheet are utilized to replace a brick molding bed, meanwhile, the multi-layer waterproof structure is provided, the waterproof layer is simple in material and good in waterproof effect, the good foundation pit waterproof performance is ensured, and meanwhile, the effects of economy, practicability and simplicity in construction are met.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. Install foundation ditch structure of elevator additional, its characterized in that includes: the waterproof raft comprises a cushion layer, a raft board waterproof layer, a wall body and a wall surface waterproof layer, wherein the raft board waterproof layer comprises a first waterproof coiled material layer and a first cement mortar layer, the first waterproof coiled material layer is arranged on the cushion layer, the first cement mortar layer covers the first waterproof coiled material layer, and the raft board is arranged on the first cement mortar layer; the wall body with the raft passes through whole pouring, the wall waterproof layer includes second waterproofing membrane layer, second cement mortar layer and extruded sheet, second waterproofing membrane layer, second cement mortar layer and extruded sheet are established in proper order from interior to exterior on the surface of wall body.
2. The elevator-installed pit structure of claim 1, wherein: the first cement mortar layer is provided with a waterproof permeation layer.
3. The elevator-installed pit structure of claim 1, wherein: and a waterproof permeation layer is arranged between the second cement mortar layer and the extruded sheet.
4. A pit structure with an elevator according to claim 2 or 3, characterized in that: the waterproof permeable layer is cement-based permeable crystalline waterproof paint or water-based nano silica paint and water-based polyurethane waterproof paint.
5. The elevator-installed pit structure of claim 1, wherein: the inner surface of the wall body is coated with waterproof paint.
6. The elevator-installed pit structure of claim 1, wherein: the first waterproof coiled material layer and the cushion layer have the same size.
7. The elevator-installed pit structure of claim 1, wherein: the thickness of the first cement mortar layer is 30mm, and the thickness of the second cement mortar layer is 20-40mm.
8. The elevator-installed pit structure of claim 1, wherein: and a ladder stand is arranged on the inner surface of the wall body.
9. The elevator-installed pit structure of claim 1, wherein: the thickness of the extruded sheet is 20mm-50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320936167.3U CN219931041U (en) | 2023-04-23 | 2023-04-23 | Pit structure with elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320936167.3U CN219931041U (en) | 2023-04-23 | 2023-04-23 | Pit structure with elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219931041U true CN219931041U (en) | 2023-10-31 |
Family
ID=88502230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320936167.3U Active CN219931041U (en) | 2023-04-23 | 2023-04-23 | Pit structure with elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219931041U (en) |
-
2023
- 2023-04-23 CN CN202320936167.3U patent/CN219931041U/en active Active
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