CN220414445U - Prefabricated inspection shaft bed course base - Google Patents
Prefabricated inspection shaft bed course base Download PDFInfo
- Publication number
- CN220414445U CN220414445U CN202321301497.1U CN202321301497U CN220414445U CN 220414445 U CN220414445 U CN 220414445U CN 202321301497 U CN202321301497 U CN 202321301497U CN 220414445 U CN220414445 U CN 220414445U
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- China
- Prior art keywords
- inspection well
- prefabricated
- column body
- way
- poured
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- 238000007689 inspection Methods 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 239000002356 single layer Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 11
- 238000002791 soaking Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 11
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 8
- 239000010410 layer Substances 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Foundations (AREA)
Abstract
The utility model discloses a prefabricated inspection well cushion base, which relates to the technical field of building construction and is characterized by comprising a concrete poured column body and a horizontally placed reinforcing mesh, wherein the concrete poured column body is arranged in the concrete poured column body; and the upper end surface of the column body is concentrically poured with a four-way U-shaped groove. The beneficial effects of the utility model are as follows: the construction progress is improved, complex artificial concrete reporting and transportation work is reduced, the construction efficiency is improved, meanwhile, the construction qualification rate is greatly improved, and the soaking phenomenon is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a prefabricated inspection well cushion base.
Background
The original source cleaning engineering aims at combing the problems of staggered connection and disorder drainage, rain and sewage mixed flow, sewage scattering drainage, imperfect rain and sewage pipe network system and the like in old communities from the source, so that the sewage is collected or treated at the source, meanwhile, rainwater enters a sewage system to cause the water quantity in the system to suddenly increase, and when the water quantity exceeds the overflow capacity of the sewage system, the sewage is caused to overflow out of the ground to cause large-area pollution. Therefore, the aim of the original clean source is not only to prevent sewage from entering the rainwater system to pollute the water body, but also to prevent a large amount of rainwater from entering the sewage system.
The inspection well is rebuilt in the original source cleaning engineering process, and the phenomenon of bubble slot still occurs in the construction process although the temporary pipeline of the air bag is used for plugging the pipeline and the sewage diversion measure. In order to avoid the soaking phenomenon of the original soil foundation of the inspection well and the cast-in-situ inspection well cushion layer in the process, and simultaneously avoid the influence of chemical components stored in sewage on the concrete performance, and greatly improve the quality qualification rate of the inspection well cushion layer, and simultaneously perform high-efficiency and high-quality construction, a prefabricated inspection well cushion layer base is designed to replace the cast-in-situ cushion layer, so that the construction problem caused by soaking is avoided.
Disclosure of Invention
The utility model aims to provide a prefabricated inspection well cushion base.
The utility model is realized by the following measures: the prefabricated inspection well cushion base is characterized by comprising a concrete poured column body and a reinforcing mesh which is poured in the column body and horizontally placed;
and the upper end surface of the column body is concentrically poured with a four-way U-shaped groove.
And a plurality of hanging rings are uniformly distributed on the column body and positioned on the outer circumferential direction of the four-way U-shaped groove, and the hanging rings are prefabricated in the column body.
The steel bar meshes are arranged in a single-layer bidirectional mode, the steel bar meshes are formed by binding, the binding length is not smaller than 35 times of the steel bar diameter, the steel bar diameter is 8mm, and the distance is 120-150 mm.
The net protection layer spacing of the reinforcing mesh is 35mm.
The cylinder uses the reinforcing bar net as the boundary, divide into upper portion and lower part just upper portion and lower part the size is the same and the size is general 100mm, upper portion and lower part's concrete specification is the same, also can be different, and when different, upper portion is C30P6 concrete, and lower part is C20 concrete, and cross U type groove concrete specification is unanimous with upper portion, highly is 300mm generally.
The lifting ring comprises two horizontal parts and a U-shaped part connected with the two horizontal parts, the two horizontal parts are positioned below the reinforcing mesh and fixed on the reinforcing mesh through welding or binding, the lifting ring is made of HPB300 hot-rolled plain round steel bars, and the depth of the embedded concrete at the lower part of the lifting ring is not less than 30 times of the diameter of the steel bars.
The length of the horizontal part is larger than the steel bar spacing of the steel bar net.
Arc-shaped reinforcing steel bar nets matched with the groove ribs in shape are poured in the groove ribs of the four-way U-shaped groove. The diameter of the steel bars of the arc-shaped steel bar net is not less than 3mm.
The rings are provided with four rings.
The groove of the four-way U-shaped groove extends to the column body and penetrates through the side wall of the column body.
The column body and the four-way U-shaped groove are integrally cast.
The use mode is that according to the prefabricated processing of a processing plant required by use, a mechanical transportation construction site, an inspection well is excavated to a set depth and size, 4 hooks of steel wires are adopted for hoisting, and after the installation, the leveling rod is inspected to be qualified, the inspection well can be built.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that: the construction progress is improved, complex artificial concrete reporting and transportation work is reduced, the construction efficiency is improved, meanwhile, the construction qualification rate is greatly improved, and the soaking phenomenon is effectively reduced.
Drawings
For a clearer description of the technical solutions of the present utility model, the drawings used in the embodiments will be briefly described below, and it is obvious that the drawings listed below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of the structure with the body separated (shown only, as a practical whole);
fig. 3 is a schematic structural view of the reinforcing mesh and the hanging ring.
In the drawings, the list of components represented by the various numbers is as follows: 1. a column; 2. a four-way U-shaped groove; 3. groove ribs; 4. a reinforcing mesh; 5. a hanging ring; 101. a lower part; 102. an upper part; 501. a horizontal portion; 502. u-shaped part.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. Of course, the specific embodiments described herein are for purposes of illustration only and are not intended to limit the utility model.
Referring to fig. 1-3, a prefabricated inspection well bedding foundation comprises a concrete poured column 1 and a horizontally placed reinforcing mesh 4 poured in the column 1;
the upper end face of the column body 1 is concentrically poured with a four-way U-shaped groove 2.
A plurality of hanging rings 5 are uniformly distributed on the column body 1 and positioned on the outer side circumference of the four-way U-shaped groove 2, and the hanging rings 5 are prefabricated in the column body 1.
The reinforcing steel bar net 4 adopts single-layer bidirectional arrangement, the reinforcing steel bar net 4 is generally formed by binding, the binding length is not less than 35 times of the diameter of the reinforcing steel bars, the diameter of the reinforcing steel bars is generally 8mm, and the spacing is 120mm-150mm.
The net guard layer spacing of the mesh reinforcement 4 is 35mm.
The column 1 is divided into an upper part 102 and a lower part 101 by taking a reinforcing mesh 4 as a boundary, wherein the sizes of the upper part 102 and the lower part 101 are the same and are generally 100mm, the concrete specifications of the upper part 102 and the lower part 101 are the same or different, when the upper part 102 is C30P6 concrete, the lower part 101 is C20 concrete, the concrete specification of the four-way U-shaped groove 2 is consistent with the upper part 102, and the height is generally 300mm.
The lifting ring 5 comprises two horizontal parts 501 and a U-shaped part 502 connected with the two horizontal parts 501, the two horizontal parts 501 are positioned below the reinforcing steel bar mesh 4 and fixed on the reinforcing steel bar mesh 4 through welding or binding, the lifting ring 5 is made of HPB300 hot-rolled plain round steel bars, and the depth of the lower part 101 of the lifting ring 5 embedded into concrete is not less than 30 times of the diameter of the steel bars.
The length of the horizontal portion 501 is longer than the reinforcement pitch of the reinforcement mesh 4.
Arc-shaped reinforcing steel bar meshes matched with the groove ribs 3 in shape are poured in the groove ribs 3 of the four-way U-shaped groove 2. The diameter of the steel bars of the arc-shaped steel bar net is not less than 3mm.
The suspension ring 5 is provided with four.
The groove of the four-way U-shaped groove 2 extends to the column 1 and penetrates through the side wall of the column 1.
The column body 1 and the four-way U-shaped groove 2 are integrally cast.
The use mode is that according to the prefabricated processing of a processing plant required by use, a mechanical transportation construction site, an inspection well is excavated to a set depth and size, 4 hooks of steel wires are adopted for hoisting, and after the installation, the leveling rod is inspected to be qualified, the inspection well can be built.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The prefabricated inspection well cushion base is characterized by comprising a concrete poured column body and a reinforcing mesh which is poured in the column body and horizontally placed;
and the upper end surface of the column body is concentrically poured with a four-way U-shaped groove.
2. The prefabricated inspection well underlayment base of claim 1, wherein the rebar mesh is in a single layer bi-directional arrangement.
3. The prefabricated inspection well underlayment base of claim 1, wherein the net-guard spacing of the rebar grid is 35mm.
4. The prefabricated manhole cushion base of claim 1, wherein the column is bounded by the rebar grid and is divided into an upper portion and a lower portion, and the upper portion and the lower portion are the same size.
5. The prefabricated inspection well cushion base according to claim 4, wherein arc-shaped steel bar meshes matched with the groove ribs in shape are poured in groove ribs of the four-way U-shaped groove.
6. The prefabricated inspection well cushion base according to claim 1, wherein a plurality of hanging rings are uniformly distributed on the column body and located on the outer circumference of the four-way U-shaped groove, and the hanging rings are prefabricated in the column body.
7. The prefabricated inspection well cushion base according to claim 6, wherein the hanging ring comprises two horizontal portions and a U-shaped portion connecting the two horizontal portions, and the two horizontal portions are located below the reinforcing mesh.
8. The prefabricated inspection well underlayment base of claim 7, wherein the length of the horizontal portion is greater than the rebar spacing of the rebar grid.
9. The prefabricated manhole cushion base of claim 1, wherein the slots of the four-way U-shaped slot extend onto the column and through the side walls of the column.
10. The prefabricated inspection well underlayment base of claim 1, wherein the columns and the four-way U-shaped grooves are integrally cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321301497.1U CN220414445U (en) | 2023-05-26 | 2023-05-26 | Prefabricated inspection shaft bed course base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321301497.1U CN220414445U (en) | 2023-05-26 | 2023-05-26 | Prefabricated inspection shaft bed course base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220414445U true CN220414445U (en) | 2024-01-30 |
Family
ID=89652624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321301497.1U Active CN220414445U (en) | 2023-05-26 | 2023-05-26 | Prefabricated inspection shaft bed course base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220414445U (en) |
-
2023
- 2023-05-26 CN CN202321301497.1U patent/CN220414445U/en active Active
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