CN211395755U - Prefabricated square inspection shaft - Google Patents
Prefabricated square inspection shaft Download PDFInfo
- Publication number
- CN211395755U CN211395755U CN201921451351.9U CN201921451351U CN211395755U CN 211395755 U CN211395755 U CN 211395755U CN 201921451351 U CN201921451351 U CN 201921451351U CN 211395755 U CN211395755 U CN 211395755U
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- Prior art keywords
- shaft
- well
- well chamber
- inspection
- chamber
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- 238000007689 inspection Methods 0.000 title claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000004567 concrete Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a square inspection shaft of prefabricated assembled, the inspection shaft includes: a well chamber, a wellbore; the well chamber and the shaft are integrally cast and molded by reinforced concrete; the side wall of the well chamber is provided with a plurality of pipeline connecting ports, the upper side of the well chamber is provided with an inspection port, the inspection port is communicated with a shaft, the bottom of the well chamber is provided with a filling port, and the filling port is provided with a sealing bottom plate; the shaft is arranged on the upper side of the well chamber; the shaft is arranged in a regular quadrangular frustum pyramid shape, and the outer side wall of the shaft is provided with a reinforcing rib which is used for reinforcing and positioning the shaft; the outer side wall of the shaft is provided with a reinforcing rib so that the shaft is in close contact with the pit; the bottom of the well chamber is provided with a filling opening, and the inspection well is tightly contacted with the bottom of the well pit by filling materials under the well chamber through the filling opening, so that the inspection well is not easy to incline and the normal use is influenced; the handle is arranged on the upper side of the well chamber, so that the hoisting is convenient; the pit shaft downside sets up first recess for difficult skew after well chamber and the pit shaft installation.
Description
Technical Field
The utility model relates to an urban road drainage technology field especially relates to the square inspection shaft of prefabricated assembled.
Background
Geological conditions of a geographic pipeline construction site are complex, most inspection well foundations are located in loess-shaped silty soil layers, collapse accidents easily occur during foundation pit excavation, more power line poles, existing pipelines and other supporting facilities of roads exist in the construction range, and the construction working surface of the inspection well is limited.
Adopt traditional cast-in-place formula inspection shaft, in inspection shaft work progress, foundation ditch excavation, formwork and concrete placement time limit for a project are longer, influence the total time limit for a project, and manpower and materials input is great. When the cast-in-place concrete inspection well foundation pit is excavated, a formwork and an operation space need to be considered comprehensively, the excavated surface and the earth volume of the inspection well foundation pit are large, and the construction period and the investment of manpower and material resources are increased.
Cast-in-place inspection well needs the cast-in-place bottom plate, in case the bottom plate receives the pollution, can make between well house and the bottom plate produce the gap, causes to appear the separation layer between bottom plate and the well body, produces the potential safety hazard. In the pouring process of the cast-in-place inspection well, due to the fact that construction operation is inconvenient, the vibration of the internal corner of the template is prone to being not in place, cavities and honeycomb pitted surfaces are generated, engineering quality is affected, and attractiveness is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide the square inspection shaft of prefabricated assembled.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
prefabricated square inspection shaft of assembled, the inspection shaft includes: a well chamber, a wellbore; the well chamber and the shaft are integrally cast and molded by reinforced concrete;
the side wall of the well chamber is provided with a plurality of pipeline connecting ports, the upper side of the well chamber is provided with an inspection port, the inspection port is communicated with a shaft, the bottom of the well chamber is provided with a filling port, and the filling port is provided with a sealing bottom plate;
the shaft is arranged on the upper side of the well chamber; the shaft is arranged in a regular quadrangular frustum pyramid shape, and the outer side wall of the shaft is provided with a reinforcing rib which is used for reinforcing and positioning the shaft.
As the improvement of the technical scheme, a handle is arranged on the upper side of the well chamber, and a first groove matched with the handle for use is arranged on the lower side of the shaft.
As an improvement of the above technical scheme, a rubber layer is filled in the first groove, and the first groove is in interference fit with the rubber layer; and a second groove is arranged at the position of the rubber layer corresponding to the handle, and the second groove is in interference fit with the handle.
As an improvement of the above technical solution, the inspection well further comprises: a plurality of adjustment grommets; the adjusting well ring is arranged on the upper side of the shaft and used for adjusting the height of the inspection well.
As an improvement of the technical scheme, the adjusting well ring is formed by integrally pouring reinforced concrete.
The utility model has the advantages that:
1. the well chamber, the shaft and the adjusting well ring are all prefabricated and molded and are set to be integrally cast and molded by reinforced concrete, and the prefabricated inspection well is assembled to the designed position of the well chamber, so that the construction surface is small, the investment of manpower and material resources is less, the labor cost is greatly reduced, and the potential safety hazard of foundation pit operation is reduced;
2. the shaft is arranged in a regular quadrangular frustum pyramid shape, and the outer side wall of the shaft is provided with the reinforcing ribs, so that the shaft is in close contact with the pit, and the influence on the normal use of the inspection well caused by the relative offset between the shaft and the well chamber in the use process due to too large gaps is avoided;
3. the inspection wells are produced in a production line, so that the sizes of the produced inspection wells are uniform, the deformation of the well body of the inspection well due to the fact that the template is not reinforced in place is avoided, cracks are easy to generate in later use, and the influence on normal use is avoided;
4. the bottom of the well chamber is provided with the filling opening, so that after the well chamber is placed in the well pit, materials are filled below the well chamber through the filling opening, the inspection well is tightly contacted with the bottom of the well pit, and the inspection well is not easy to incline in later use, so that cracks are not easy to appear, and normal use is influenced;
5. the well chamber, the shaft and the adjusting well ring are installed in a split mode, so that the transportation and the installation are convenient;
6. the handle is arranged on the upper side of the well chamber, so that the well chamber can be conveniently hoisted in the production and installation processes;
7. the pit shaft downside sets up the first recess that cooperatees and use with the handle for difficult skew after well chamber and the pit shaft installation.
Drawings
Fig. 1 is an exploded view of an inspection well according to an embodiment of the present invention;
fig. 2 is a top view of a well chamber according to an embodiment of the present invention;
fig. 3 is a bottom view of a wellbore according to an embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1 and 2, the prefabricated square manhole of the present embodiment includes: well chamber 10, well bore 20; the well chamber 10 and the shaft 20 are both integrally cast and molded by reinforced concrete;
a plurality of pipeline connecting ports 11 are arranged on the side wall of the well chamber 10, an inspection opening 12 is arranged on the upper side of the well chamber 10, the inspection opening 12 is communicated with a shaft 20, a filling opening 13 is arranged at the bottom of the well chamber 10, and a sealing bottom plate 14 is arranged at the filling opening 13;
the well bore 20 is arranged at the upper side of the well chamber 10; the shaft 20 is arranged in a regular quadrangular frustum pyramid shape, and the outer side wall of the shaft 20 is provided with a reinforcing rib 21, and the reinforcing rib 21 is used for reinforcing and positioning the shaft 20.
After the well pit is dug, firstly, putting the well chamber 10 into the pit bottom, pressing the well chamber 10 downwards to enable the well chamber 10 to be in close contact with the pit bottom, then keeping the downward pressure of the well chamber 10, filling concrete or soil between the bottom of the well chamber 10 and the pit bottom through the filling port 13 to enable the bottom of the well chamber 10 to be in close contact with the pit bottom, and then sealing the filling port 13 through cement by using the sealing bottom plate 14; after the well chamber 10 is installed, the shaft 20 is installed above the well chamber 10, and the joint of the well chamber 10 and the shaft 20 is sealed by cement; because the shaft 20 is regular quadrangular frustum pyramid, the size of the upper side of the shaft 20 is smaller than that of the side contacting with the well chamber 10, and the gap between the shaft 20 and the well pit is increased from bottom to top, so that concrete or soil is conveniently filled between the shaft 20 and the well pit, and the shaft 20 is in close contact with the well pit.
As shown in fig. 1 and 3, a handle 15 is disposed on the upper side of the well chamber 10, and a first groove 22 for cooperating with the handle 15 is disposed on the lower side of the well bore 20.
As shown in fig. 3, the rubber layer 23 is filled in the first groove 22, and the first groove 22 is in interference fit with the rubber layer 23; a second groove 24 is arranged at a position of the rubber layer 23 corresponding to the handle 15, and the second groove 24 is in interference fit with the handle 15.
The handle 15 and the first groove 22 are matched to ensure that the shaft 20 and the well chamber 10 are not easy to displace; the second groove 24 on the rubber layer 23 is used for enabling the shaft 20 to be connected with the well chamber 10 more tightly through interference fit of the handle 15, the connection position has elasticity, and the shaft 20 and the well chamber 10 workpiece are prevented from forming gaps due to the buffering effect when the shaft receives external force.
As shown in fig. 1, the manhole further includes: a plurality of adjustment grommets 30; the adjusting well ring 30 is arranged on the upper side of the shaft 20 and is used for adjusting the height of the inspection well; the adjustable collar 30 can increase the height of the shaft, so that the inspection well can be suitable for wells with different depths.
The adjusting walling crib 30 is formed by integrally pouring reinforced concrete.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. Square inspection shaft of prefabricated assembled, its characterized in that: the inspection well comprises: a well chamber (10), a well bore (20); the well chamber (10) and the shaft (20) are both integrally cast and molded by reinforced concrete;
the side wall of the well chamber (10) is provided with a plurality of pipeline connecting ports (11), the upper side of the well chamber (10) is provided with an inspection port (12), the inspection port (12) is communicated with a shaft (20), the bottom of the well chamber (10) is provided with a filling port (13), and a sealing bottom plate (14) is arranged at the filling port (13);
the shaft (20) is arranged on the upper side of the well chamber (10); the shaft (20) is arranged in a regular quadrangular frustum pyramid shape, the outer side wall of the shaft (20) is provided with a reinforcing rib (21), and the reinforcing rib (21) is used for reinforcing and positioning the shaft (20).
2. The prefabricated square manhole of claim 1, wherein: the upper side of the well chamber (10) is provided with a handle (15), and the lower side of the well shaft (20) is provided with a first groove (22) matched with the handle (15) for use.
3. The prefabricated square manhole of claim 2, wherein: the rubber layer (23) is filled in the first groove (22), and the first groove (22) is in interference fit with the rubber layer (23); and a second groove (24) is formed in the position, corresponding to the handle (15), of the rubber layer (23), and the second groove (24) is in interference fit with the handle (15).
4. The prefabricated square manhole of claim 3, wherein: the inspection well further comprises: a plurality of adjustment collars (30); the adjusting well ring (30) is arranged on the upper side of the shaft (20) and used for adjusting the height of the inspection well.
5. The prefabricated square manhole of claim 4, wherein: the adjusting walling crib (30) is formed by integrally pouring reinforced concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921451351.9U CN211395755U (en) | 2019-09-02 | 2019-09-02 | Prefabricated square inspection shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921451351.9U CN211395755U (en) | 2019-09-02 | 2019-09-02 | Prefabricated square inspection shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211395755U true CN211395755U (en) | 2020-09-01 |
Family
ID=72223095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921451351.9U Active CN211395755U (en) | 2019-09-02 | 2019-09-02 | Prefabricated square inspection shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211395755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113232152A (en) * | 2021-04-25 | 2021-08-10 | 中国化学工程第三建设有限公司 | Method for prefabricating concrete well chamber |
| CN113914369A (en) * | 2021-10-08 | 2022-01-11 | 重庆永悦汇管廊科技有限公司 | Concrete inspection well |
-
2019
- 2019-09-02 CN CN201921451351.9U patent/CN211395755U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113232152A (en) * | 2021-04-25 | 2021-08-10 | 中国化学工程第三建设有限公司 | Method for prefabricating concrete well chamber |
| CN113914369A (en) * | 2021-10-08 | 2022-01-11 | 重庆永悦汇管廊科技有限公司 | Concrete inspection well |
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| GR01 | Patent grant |