CN111549888A - Prefabricated assembly type drainage inspection well and construction method thereof - Google Patents
Prefabricated assembly type drainage inspection well and construction method thereof Download PDFInfo
- Publication number
- CN111549888A CN111549888A CN202010549850.2A CN202010549850A CN111549888A CN 111549888 A CN111549888 A CN 111549888A CN 202010549850 A CN202010549850 A CN 202010549850A CN 111549888 A CN111549888 A CN 111549888A
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- well body
- prefabricated
- sealing plate
- lower well
- mounting
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
- E03F5/027—The bottom made of prefabricated segments
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/02—Manhole shafts or other inspection chambers; Snow-filling openings; accessories
- E03F2005/028—Sealing joints between manhole segments
Abstract
An assembly type drainage prefabricated inspection well and a construction method thereof, wherein the assembly type drainage prefabricated inspection well comprises: the well drilling device comprises an upper well body, a lower well body, a connecting piece, a supporting piece, a first mounting piece, a second mounting piece and a third mounting piece. The prefabricated assembly type drainage inspection well and the construction method thereof have the advantages that the structure is reasonable, the construction is convenient, the prefabricated assembly type drainage inspection well is safe and reliable, and the construction time of the inspection well can be shortened; on one hand, the construction period of the inspection well can be effectively shortened in the drainage engineering of the urban underground pipe network; on the other hand, through setting up the I-steel, prevent the seam crossing seepage, increase the shear capacity of upper and lower well room junction.
Description
Technical Field
The invention belongs to the technical field of municipal engineering drainage, and particularly relates to an assembled drainage prefabricated inspection well and a construction method thereof.
Background
Along with the continuous promotion of economy of China, urban construction and development are rapidly developed, the reconstruction strength of old infrastructure is increased, projects for constructing urban underground drainage pipe networks are increased greatly, and the quality standard of project acceptance is improved. At present, the traditional construction mode is still adopted for the prefabricated well chambers of the drainage inspection wells of urban roads, wherein the prefabricated well chambers adopt an up-down splicing technology, the construction period is longer, and the untight seams are easy to occur between the prefabricated well chambers, the leakage phenomenon occurs, and the construction quality is influenced.
Disclosure of Invention
In order to solve the above problems, the present invention provides an assembly type drainage prefabricated inspection well, comprising:
the upper well body is used for forming an inspection well together with the lower well body; the bottom of the upper well body is provided with an installation cavity;
the lower well body is used for forming the inspection well together with the upper well body; the lower well body is arranged below the upper well body;
the connecting piece is used for connecting the upper well body and the lower well body; the bottom end of the connecting piece is connected with the lower well body, and the top end of the connecting piece extends into the mounting cavity;
a support for supporting the upper well body; the support piece is arranged on the lower well body and supports the upper well body;
a first mounting member for mounting the upper well body with the lower well body; the first mounting piece is arranged on the upper well body;
a second mounting member for mounting the lower well body with the upper well body; the second mounting member is disposed on the lower well body;
a third mount for connecting the first mount and the second mount to seal against the upper and lower well bodies; the third mount is connected to the first mount and the second mount.
Preferably, the connector comprises: the bottom end of the I-shaped steel is embedded in the lower well body, and the top end of the I-shaped steel extends into the mounting cavity at the bottom of the upper well body.
Preferably, the support member includes: and the support gasket mortar cake is arranged at the top of the lower well body and supports the bottom of the upper well body.
Preferably, the first mounting member comprises a first bolt adaptor embedded on a side wall of the upper well body.
Preferably, the second mounting member comprises a second bolt adaptor embedded on a side wall of the lower well body.
Preferably, the third mount comprises: the first fixing bolt penetrates through the first sealing plate, the upper well body and the second sealing plate in sequence and is screwed in a first bolt connector of the first mounting piece, the second fixing bolt penetrates through the first sealing plate, the upper well body and the second sealing plate in sequence and is screwed in a second bolt connector of the second mounting piece, the first fixing nut is screwed at two ends of the first fixing bolt respectively, the two first fixing nuts correspondingly abut against the first sealing plate and the second sealing plate, the second fixing nut is screwed at two ends of the second fixing bolt respectively, the two second fixing nuts are correspondingly abutted against the first sealing plate and the second sealing plate.
Preferably, the first sealing plate is provided with a grouting hole corresponding to a gap between the upper well body and the lower well body.
Preferably, the second sealing plate is provided with a slurry overflow hole, and the slurry overflow hole corresponds to a gap between the upper well body and the lower well body.
Preferably, the upper well body and the lower well body surface are coated with a waterproof layer.
The invention also provides a construction method of the prefabricated assembly type drainage inspection well, the prefabricated assembly type drainage inspection well comprises the prefabricated assembly type drainage inspection well, and the method comprises the following steps:
preparing an upper well body and a lower well body;
burying a first installation part on the upper well body;
burying a second installation member on the lower well body;
disposing a support member on the lower well body top surface;
an installation cavity is arranged on the bottom surface of the upper well body;
a connecting piece is arranged at the position, corresponding to the installation cavity, of the top surface of the lower well body;
hoisting the upper well body and supporting the upper well body on the supporting piece, wherein the top end of the supporting piece extends into the installation cavity;
connecting the first and second mounts using a third mount to seal against the upper and lower well bodies;
grouting the gap between the upper well body and the lower well body to a preset strength;
and removing the third mounting piece.
The prefabricated assembly type drainage inspection well and the construction method thereof have the advantages that the structure is reasonable, the construction is convenient, the prefabricated assembly type drainage inspection well is safe and reliable, and the construction time of the inspection well can be shortened; on one hand, the construction period of the inspection well can be effectively shortened in the drainage engineering of the urban underground pipe network; on the other hand, through setting up the I-steel, prevent the seam crossing seepage, increase the shear capacity of upper and lower well room junction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an assembly type drainage prefabricated inspection well provided by the invention;
FIG. 2 is a schematic structural diagram of an assembled drainage prefabricated inspection well provided by the invention;
FIG. 3 is a schematic structural diagram of an assembled drainage prefabricated inspection well provided by the invention;
FIG. 4 is a schematic top view of an assembly drainage prefabricated manhole provided by the present invention;
fig. 5 is a schematic view illustrating a state of an assembly type drainage prefabricated inspection well provided by the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In an embodiment of the present application, as shown in fig. 1 to 5, there is provided a fabricated drainage prefabricated manhole, including: the upper well body 10, the lower well body 20, the connector 30, the support 40, the first mounting element 50, the second mounting element 60 and the third mounting element 70, each of which is described in detail below.
In an embodiment of the present application, as shown in fig. 1 to 5, there is provided a fabricated drainage prefabricated manhole, including:
the upper well body 10 is used for forming an inspection well together with the lower well body 20; the bottom of the upper well body 10 is provided with a mounting cavity 11;
a lower well body 20 for forming the inspection well together with the upper well body 10; the lower well body 20 is arranged below the upper well body 10;
a connecting member 30 for connecting the upper well body 10 and the lower well body 20; the bottom end of the connecting piece 30 is connected with the lower well body 20, and the top end of the connecting piece extends into the mounting cavity 11;
a support 40 for supporting the upper well body 10; the support member 40 is disposed on the lower well body 20 and supports the upper well body 10;
a first mounting member 50 for mounting the upper well body 10 with the lower well body 20; the first mounting member 50 is disposed on the upper well body 10;
a second mounting member 60 for mounting the lower well body 20 with the upper well body 10; the second mounting member 60 is disposed on the lower well body 20;
a third mounting element 70 for connecting the first and second mounting elements 50, 60 to seal against the upper and lower bodies 10, 20; the third mount 70 is connected to the first mount 50 and the second mount 60.
When the prefabricated assembled drainage inspection well is constructed, firstly, an upper well body 10 and a lower well body 20 are prepared, and the upper well body 10 and the lower well body 20 are spliced into a whole prefabricated drainage inspection well; then burying a first mounting member 50 on the upper well body 10, burying a second mounting member 60 on the lower well body 20, arranging a support member 40 on the top surface of the lower well body 20, and arranging a mounting cavity 11 on the bottom surface of the upper well body 10; then, arranging a connecting piece 30 at a position, corresponding to the installation cavity 11, on the top surface of the lower well body 20, hoisting and supporting the upper well body 10 on the supporting piece 40, wherein the top end of the supporting piece 40 extends into the installation cavity 11; then connecting the first and second mounting members 50 and 60 using a third mounting member 70 to seal against the upper and lower bodies 10 and 20; and finally, grouting the gap between the upper well body 10 and the lower well body 20 to a predetermined strength, and removing the third mounting member 70, thereby obtaining a drainage prefabricated manhole.
As shown in fig. 1 to 5, in the embodiment of the present application, the connecting member 30 includes: the bottom end of the I-shaped steel 31 is buried on the lower well body 20, and the top end of the I-shaped steel 31 extends into the mounting cavity 11 at the bottom of the upper well body 10. The top end of the I-shaped steel 31 can be tightly abutted against the inner side wall of the installation cavity 11, so that the restriction effect in the horizontal direction can be realized on the upper well body 10, and the upper well body 10 is prevented from shaking on the lower well body 20.
As shown in fig. 1 to 5, in the present embodiment, the supporting member 40 includes: and the backup mortar cake 41 is arranged at the top of the lower well body 20 and supports the bottom of the upper well body 10. The edge of the lower well body 20 is in a vertical line, and the support mortar cake 41 on the top of the lower well body 20 may be provided in plurality and may have different heights, and collectively support the upper well body 10 such that the edge of the upper well body 10 is in a vertical line, thereby maintaining the entire drainage prefabricated inspection well in a vertical direction.
As shown in fig. 1 to 5, in the embodiment of the present application, the first mounting member 50 includes a first bolt connector 51, and the first bolt connector 51 is embedded on a side wall of the upper well body 10. The second mounting member 60 includes a second bolt connector 61, and the second bolt connector 61 is embedded in a sidewall of the lower well body 20. The edges of two opposite side walls of the upper well body 10 are respectively provided with a first bolt connector 51, and the two first bolt connectors 51 are opposite; two opposite side wall edges of the lower well body 20 are respectively provided with a second bolt connector 61, and the two second bolt connectors 61 are opposite.
As shown in fig. 1-5, in the present embodiment, the third mount 70 includes: a first fixing bolt 71, a first fixing nut 72, a second fixing bolt 73, a second fixing nut 74, a first sealing plate 75 and a second sealing plate 76, wherein the first sealing plate 75 and the second sealing plate 76 clamp the upper well 10 and the lower well 20 together, the first fixing bolt 71 sequentially passes through the first sealing plate 75, the upper well 10 and the second sealing plate 76 and is screwed in the first bolt connector 51 of the first mounting member 50, the second fixing bolt 73 sequentially passes through the first sealing plate 75, the upper well 10 and the second sealing plate 76 and is screwed in the second bolt connector 61 of the second mounting member 60, two ends of the first fixing bolt 71 are respectively screwed with the first fixing nut 72, and two first fixing nuts 72 are correspondingly pressed against the first sealing plate 75 and the second sealing plate 76, the two ends of the second fixing bolt 73 are respectively screwed with one second fixing nut 74, and the two second fixing nuts 74 correspondingly abut against the first sealing plate 75 and the second sealing plate 76. The first seal plate 75 and the second seal plate 76 together seal off the space formed between the upper well body 10 and the lower well body 20 to facilitate subsequent grouting into this space.
In the embodiment of the present application, as shown in fig. 1 to 5, the first sealing plate 75 is provided with a grouting hole 77, and the grouting hole 77 corresponds to a gap between the upper well body 10 and the lower well body 20. The second sealing plate 76 is provided with a slurry overflow hole 78, and the slurry overflow hole 78 corresponds to a gap between the upper well body 10 and the lower well body 20.
In the embodiment of the present application, after the sealing connection between the upper well body 10 and the lower well body 20 is completed by using the first sealing plate 75 and the second sealing plate 76, grouting is performed through the reserved grouting hole 77 of the first sealing plate 75, and the grouting material is a high-strength micro-expansive grouting material. At the same time, the grouting material may overflow the grout from the grout holes 78 of the second sealing plate 76. The number of the grout outlet holes 78 on the second sealing plate 76 may be multiple, and the grout can be discharged from the multiple grout outlet holes 78 one by one, and the grout outlet holes 78 are blocked one by one until the last grout outlet hole 78 is discharged, grouting is continued, and grouting is stopped after a predetermined pressure is reached.
Referring to fig. 1 to 5, in the embodiment of the present application, the upper well 10 and the lower well 20 are coated with a waterproof layer 80. After grouting is completed, the grouting liquid reaches a preset strength, the first fixing bolt 71, the first fixing nut 72, the second fixing bolt 73, the second fixing nut 74, the first sealing plate 75 and the second sealing plate 76 are removed, the first bolt connector 51 and the second bolt connector 61 are subjected to anticorrosion treatment, and after the polymer mortar is filled, a waterproof layer 80 is formed by adopting permeable waterproof paint in the range of 150mm above and below the connecting position of the upper well body 10 and the lower well body 20 for waterproof treatment.
The prefabricated assembly type drainage inspection well and the construction method thereof have the advantages that the structure is reasonable, the construction is convenient, the prefabricated assembly type drainage inspection well is safe and reliable, and the construction time of the inspection well can be shortened; on one hand, the construction period of the inspection well can be effectively shortened in the drainage engineering of the urban underground pipe network; on the other hand, through setting up the I-steel, prevent the seam crossing seepage, increase the shear capacity of upper and lower well room junction.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. An assembled drainage prefabricated manhole, comprising:
the upper well body is used for forming an inspection well together with the lower well body; the bottom of the upper well body is provided with an installation cavity;
the lower well body is used for forming the inspection well together with the upper well body; the lower well body is arranged below the upper well body;
the connecting piece is used for connecting the upper well body and the lower well body; the bottom end of the connecting piece is connected with the lower well body, and the top end of the connecting piece extends into the mounting cavity;
a support for supporting the upper well body; the support piece is arranged on the lower well body and supports the upper well body;
a first mounting member for mounting the upper well body with the lower well body; the first mounting piece is arranged on the upper well body;
a second mounting member for mounting the lower well body with the upper well body; the second mounting member is disposed on the lower well body;
a third mount for connecting the first mount and the second mount to seal against the upper and lower well bodies; the third mount is connected to the first mount and the second mount.
2. The prefabricated inspection well of claim 1, wherein said connector comprises: the bottom end of the I-shaped steel is embedded in the lower well body, and the top end of the I-shaped steel extends into the mounting cavity at the bottom of the upper well body.
3. The prefabricated inspection well of claim 1, wherein said support comprises: and the support gasket mortar cake is arranged at the top of the lower well body and supports the bottom of the upper well body.
4. The prefabricated inspection shaft of assembled drainage of claim 1, wherein the first mounting piece comprises a first bolt adaptor embedded on a side wall of the upper shaft body.
5. The prefabricated inspection shaft of assembled drainage of claim 1, wherein the second mounting piece comprises a second bolt adaptor embedded on a side wall of the lower well body.
6. The prefabricated manhole of claim 1, wherein the third mounting member comprises: the first fixing bolt penetrates through the first sealing plate, the upper well body and the second sealing plate in sequence and is screwed in a first bolt connector of the first mounting piece, the second fixing bolt penetrates through the first sealing plate, the upper well body and the second sealing plate in sequence and is screwed in a second bolt connector of the second mounting piece, the first fixing nut is screwed at two ends of the first fixing bolt respectively, the two first fixing nuts correspondingly abut against the first sealing plate and the second sealing plate, the second fixing nut is screwed at two ends of the second fixing bolt respectively, the two second fixing nuts are correspondingly abutted against the first sealing plate and the second sealing plate.
7. The prefabricated inspection well of claim 6, wherein the first sealing plate is provided with grouting holes corresponding to a gap between the upper well body and the lower well body.
8. The prefabricated inspection well of claim 6, wherein the second sealing plate is provided with a grout hole corresponding to a gap between the upper well body and the lower well body.
9. The prefabricated inspection well of claim 1, wherein the upper well body and the lower well body surface are coated with a waterproof layer.
10. A method of constructing a prefabricated assembly drainage manhole, wherein the prefabricated assembly drainage manhole comprises the prefabricated assembly manhole according to any one of claims 1 to 9, the method comprising the steps of:
preparing an upper well body and a lower well body;
burying a first installation part on the upper well body;
burying a second installation member on the lower well body;
disposing a support member on the lower well body top surface;
an installation cavity is arranged on the bottom surface of the upper well body;
a connecting piece is arranged at the position, corresponding to the installation cavity, of the top surface of the lower well body;
hoisting the upper well body and supporting the upper well body on the supporting piece, wherein the top end of the supporting piece extends into the installation cavity;
connecting the first and second mounts using a third mount to seal against the upper and lower well bodies;
grouting the gap between the upper well body and the lower well body to a preset strength;
and removing the third mounting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549850.2A CN111549888A (en) | 2020-06-16 | 2020-06-16 | Prefabricated assembly type drainage inspection well and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010549850.2A CN111549888A (en) | 2020-06-16 | 2020-06-16 | Prefabricated assembly type drainage inspection well and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111549888A true CN111549888A (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010549850.2A Pending CN111549888A (en) | 2020-06-16 | 2020-06-16 | Prefabricated assembly type drainage inspection well and construction method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111549888A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832292A (en) * | 2021-04-16 | 2021-05-25 | 苏州建筑工程集团有限公司 | Assembled inspection shaft |
| WO2022099876A1 (en) * | 2020-11-13 | 2022-05-19 | 广州地铁设计研究院股份有限公司 | Fabricated subway station and construction method therefor |
-
2020
- 2020-06-16 CN CN202010549850.2A patent/CN111549888A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022099876A1 (en) * | 2020-11-13 | 2022-05-19 | 广州地铁设计研究院股份有限公司 | Fabricated subway station and construction method therefor |
| CN112832292A (en) * | 2021-04-16 | 2021-05-25 | 苏州建筑工程集团有限公司 | Assembled inspection shaft |
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