CN216075438U - Tunnel center ditch inspection shaft steel form - Google Patents
Tunnel center ditch inspection shaft steel form Download PDFInfo
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- CN216075438U CN216075438U CN202122646600.3U CN202122646600U CN216075438U CN 216075438 U CN216075438 U CN 216075438U CN 202122646600 U CN202122646600 U CN 202122646600U CN 216075438 U CN216075438 U CN 216075438U
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Abstract
The utility model discloses a tunnel center ditch inspection well steel template, which belongs to the technical field of road construction and comprises the following components: the steel ring structure comprises an outer steel ring I, an outer steel ring II, an inner steel ring I and an inner steel ring II, wherein the inner steel ring I is connected with the inner steel ring II through bolts, the outer steel ring I is connected with the outer steel ring II through bolts, a semicircular notch is formed in one side, close to the outer steel ring II, of the outer steel ring I and one side, close to the inner steel ring I and the inner steel ring II, of the inner steel ring I, and cement can be poured between the outer steel ring I and the outer steel ring II and between the inner steel ring I and the inner steel ring II through a pipeline. The utility model clamps the pipeline by the inner steel ring and the outer steel ring which are symmetrical left and right, and carries out reinforced cement construction between the inner steel ring and the outer steel ring; the inner and outer ring templates can be adapted to pipelines with different sizes after being replaced; all parts in the device are connected through bolts, so that the device is simple to assemble and convenient to implement.
Description
Technical Field
The utility model relates to the technical field of road construction, in particular to a steel formwork of a tunnel central ditch inspection well.
Background
If the drainage performance of the road is not good. The accumulated water can directly permeate into gaps of the pavement under the soaking of the accumulated water, and the separation of the pavement asphalt, broken stone and other adhesives is caused. The bonding degree of the peeled asphalt and other mixed materials forms a hollow state on a large area of the road surface, so that the driving comfort is reduced, the smooth driving of motorcycles and bicycles is greatly influenced, in order to enhance the drainage performance of the road, a central ditch is required to be arranged on the underground part of the road surface for drainage, and the road paved in a tunnel is no exception. And arranging an inspection well at a certain distance from the central ditch pipeline for later inspection and maintenance of the central ditch pipeline.
In the prior construction technical scheme, a brick laying method, an inspection well prefabricating method and a reinforced concrete pouring method are adopted. The brick inspection well is time-consuming and labor-consuming, a bamboo plywood formwork can be used in the reinforced concrete cast-in-place process, the bamboo plywood formwork is time-consuming and labor-consuming to build, and the bamboo plywood is damaged after being used for multiple times and cannot be used repeatedly; the steel template has poor adaptability to drainage pipelines with different diameters; the prefabricated inspection well is not firm enough to be connected with the base after falling into the foundation pit.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a steel formwork for a tunnel central ditch inspection well, which is applicable to drainage pipelines with different diameters, simple in structure and convenient to install.
In order to achieve the purpose, the utility model adopts the following technical scheme:
tunnel center ditch inspection shaft steel form includes: the steel ring structure comprises an outer steel ring I, an outer steel ring II, an inner steel ring I and an inner steel ring II, wherein the inner steel ring I is connected with the inner steel ring II through bolts, the outer steel ring I is connected with the outer steel ring II through bolts, a semicircular notch is formed in one side, close to the outer steel ring II, of the outer steel ring I and one side, close to the inner steel ring I and the inner steel ring II, of the inner steel ring I, and cement can be poured between the outer steel ring I and the outer steel ring II and between the inner steel ring I and the inner steel ring II through a pipeline.
Further, the steel ring die plate device comprises an inner ring die plate device, wherein a circular notch is formed by combining the semicircular notch of the inner steel ring I and the semicircular notch of the inner steel ring II, and the inner ring die plate device is installed in the circular notch.
Further, the inner ring template device comprises a first inner ring template, a second inner ring template, a third inner ring template and a fourth inner ring template; the first inner ring template and the fourth inner ring template are both connected with the first inner steel ring through bolts, and the second inner ring template and the third inner ring template are both connected with the second inner steel ring through bolts.
Further, the steel ring outer ring template device is further included, a circular notch is formed by combining the semicircular notch of the first outer steel ring and the semicircular notch of the second outer steel ring, and the outer ring template device is installed in the circular notch.
Further, the outer ring template device comprises an outer ring template I, an outer ring template II, an outer ring template III and an outer ring template IV; the first outer ring template and the fourth outer ring template are both connected with the first outer steel ring through bolts, and the second outer ring template and the third outer ring template are both connected with the second outer steel ring through bolts.
Furthermore, the first outer steel ring, the second outer steel ring, the first inner steel ring, the second inner steel ring, the first inner ring template, the second inner ring template, the third inner ring template, the fourth inner ring template, the first outer ring template, the second outer ring template, the third outer ring template and the fourth outer ring template are all provided with flanges.
Furthermore, the first outer steel ring and the second outer steel ring are both provided with a first hoisting hole.
Furthermore, the first inner steel ring and the second inner steel ring are both provided with second hoisting holes.
The utility model has the beneficial effects that:
the outer steel ring I, the outer steel ring II, the inner steel ring I, the inner steel ring II, the inner ring template I, the inner ring template II, the inner ring template III, the inner ring template IV, the outer ring template I, the outer ring template II, the outer ring template III and the outer ring template IV are connected through turnup bolts, so that the installation is convenient, and the structure is simple; by replacing the inner ring template I, the inner ring template II, the inner ring template III, the inner ring template IV, the outer ring template I, the outer ring template II, the outer ring template III and the outer ring template IV, the drainage pipeline with different diameters can be suitable.
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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of a steel formwork of a tunnel central ditch inspection well.
Fig. 2 is a schematic view of the installation structure of an inner steel ring I, an inner steel ring II, an inner ring template I, an inner ring template II, an inner ring template III and an inner ring template IV.
Fig. 3 is a schematic view of an installation structure of an outer steel ring I, an outer steel ring II, an outer ring template I, an outer ring template II, an outer ring template III and an outer ring template IV.
Fig. 4 is a front view of a tunnel center gutter inspection well steel form.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a cross-sectional view of fig. 4.
Fig. 7 is a front view of an inner steel ring I, an inner steel ring II, an inner ring template I, an inner ring template II, an inner ring template III and an inner ring template IV.
Fig. 8 is a left side view of fig. 7.
Wherein, in the figure:
1-inner steel ring I, 2-outer steel ring I, 3-outer ring template I, 4-inner ring template I, 5-inner ring template II, 6-outer steel ring II, 7-outer ring template II, 8-inner steel ring II, 9-inner ring template III, 10-inner ring template IV, 11-outer ring template III, 12-outer ring template IV, 13-hoisting hole I and 14-hoisting hole II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, a tunnel center gutter inspection shaft steel form includes: the first outer steel ring 2, the second outer steel ring 6, the first inner steel ring 1 and the second inner steel ring 8 are respectively provided with a flanging, the first inner steel ring 1 and the second inner steel ring 8 are in bolted connection on the flanging, the first outer steel ring 2 and the second outer steel ring 6 are in bolted connection on the flanging, the first inner steel ring 1 and the second inner steel ring 8 are in bolted connection on the flanging, the first outer steel ring 2 and the second outer steel ring 6 can also be coated with a building adhesive on the flanging attaching surface, and the sealing property is improved; semicircular notches are formed in the first outer steel ring 2, the second outer steel ring 6, the first inner steel ring 1 and the second inner steel ring 8, flanges are also arranged on the notches, the flanges are just attached to the pipeline, and building adhesives are coated on the attaching surfaces of the flanges and the pipeline to improve the sealing property; and the first outer steel ring 2, the second outer steel ring 6, the first inner steel ring 1, the second inner steel ring 8 and the outer surface of the pipeline form a cavity, and cement is poured into the cavity to form the wall of the inspection well.
The tunnel central ditch inspection well steel template further comprises an inner ring template device, the inner ring template device is in bolted connection with the inner steel ring I1 and the inner steel ring II 8 on the flanging, a semicircular notch of the inner steel ring I1 and a semicircular notch of the inner steel ring II 8 are combined into a circular notch, the inner ring template device is installed in the circular notch, and the inner ring template device comprises an inner ring template I4, an inner ring template II 5, an inner ring template III 9 and an inner ring template IV 10; flanges are also arranged on the first inner ring template 4, the second inner ring template 5, the third inner ring template 9 and the fourth inner ring template 10, the first inner ring template 4 and the fourth inner ring template 10 are both in bolted connection with the first inner steel ring 1 on the flanges, and the second inner ring template 5 and the third inner ring template 9 are both in bolted connection with the second inner steel ring 8 on the flanges; building adhesives are coated on the flanging joint surfaces of the inner ring template I4 and the inner ring template IV 10, which are jointed with the inner steel ring I1, and on the flanging joint surfaces of the inner ring template II 5 and the inner ring template III 9, which are jointed with the inner steel ring II 8, so that the sealing property is improved; semicircular gaps are formed in the first inner ring template 4, the second inner ring template 5, the third inner ring template 9 and the fourth inner ring template 10, a circular gap flanging formed by combining the first inner ring template 4 and the second inner ring template 5 is attached to the outer surface of the pipe arrangement pipeline, and a circular gap formed by combining the third inner ring template 9 and the fourth inner ring template 10 is attached to the outer surface of the other pipe arrangement pipeline.
The tunnel center ditch inspection well steel template further comprises an outer ring template device, the outer ring template device is in bolt connection with a first outer steel ring 2 and a second outer steel ring 6 on a flanging, a semicircular notch of the first outer steel ring 2 and a semicircular notch of the second outer steel ring 6 are combined into a circular notch, the outer ring template device is installed in the circular notch, and the outer ring template device comprises a first outer ring template 3, a second outer ring template 7, a third outer ring template 11 and a fourth outer ring template 12; flanges are also arranged on the outer ring template I3, the outer ring template II 7, the outer ring template III 11 and the outer ring template IV 12, the outer ring template I3 and the outer ring template IV 12 are both in bolt connection with the outer steel ring I2 on the flanges, and the outer ring template II 7 and the outer ring template III 11 are both in bolt connection with the outer steel ring II 6 on the flanges; building adhesives are coated on the flanging binding surfaces, which are attached to the outer ring I2, of the outer ring template I3 and the outer ring template IV 12, and on the flanging binding surfaces, which are attached to the outer ring II 6, of the outer ring template II 7 and the outer ring template III 11, so that the sealing property is improved; semicircular gaps are formed in the outer ring template I3, the outer ring template II 7, the outer ring template III 11 and the outer ring template IV 12, a flanging of the circular gap formed by combining the outer ring template I3 and the outer ring template II 7 is attached to the outer surface of the pipe arrangement pipeline, and a circular gap formed by combining the outer ring template III 11 and the outer ring template IV 12 is attached to the outer surface of the pipe arrangement pipeline.
The first hoisting holes 13 are formed in the first outer steel ring 2 and the second outer steel ring 6, the second hoisting holes 14 are formed in the first inner steel ring 1 and the second inner steel ring 8, and hoisting of the first outer steel ring 2, the second outer steel ring 6, the first inner steel ring 1 and the second inner steel ring 8 is facilitated.
Examples
Building adhesives are respectively coated on the turned-over edges of the first inner ring template 4, the second inner ring template 5, the third inner ring template 9 and the fourth inner ring template 10 in the foundation pit, then the turned-over edges of the first inner ring template 4 and the second inner ring template 5 are attached to the outer surface of the drainage pipeline, the first inner ring template 4 and the second inner ring template 5 are connected through bolts, and the first inner ring template 4 and the second inner ring template 5 are fixedly arranged on the drainage pipeline; then, flanging the third inner ring template 9 and the fourth inner ring template 10 to be attached to the outer surface of the other drainage pipeline, connecting the third inner ring template 9 and the fourth inner ring template 10 through bolts, and fixedly installing the third inner ring template 9 and the fourth inner ring template 10 on the other drainage pipeline; then respectively hoisting the inner steel ring I1 and the inner steel ring II 8 into the foundation pit through the hoisting hole II 14, coating building adhesives on the turned edges, connecting the inner steel ring I1 with the inner ring template I4 and the inner ring template IV 10 through bolts, connecting the inner steel ring II 8 with the inner ring template II 5 and the inner ring template III 9 through bolts, and connecting the inner steel ring I1 with the inner steel ring II 8 through bolts; binding a reinforcement cage on the outer sides of the inner steel ring I1 and the inner steel ring II 8, then connecting the outer ring template I3 and the outer ring template II 7 through bolts, attaching a flanging to the outer surface of a pipeline, connecting the outer ring template III 11 and the outer ring template IV 12 through bolts, attaching the flanging to the outer surface of another drainage pipeline, hoisting the outer steel ring I2 and the outer steel ring II 6 into a foundation pit through a hoisting hole I13, connecting the outer steel ring I2, the outer steel ring II 6, the outer ring template I3, the outer ring template II 7, the outer ring template III 11 and the outer ring template IV 12 through bolts, forming a mold cavity by the outer steel ring I2, the outer steel ring II 6, the inner steel ring I1, the inner steel ring II 8, the inner ring template I4, the inner ring template II 5, the inner ring template III 9, the inner ring template IV 10, the outer ring template I3, the outer ring template II 7, the outer ring template III 11, the outer ring template IV 12 and the outer surfaces of the two pipelines, combining the reinforcement cage to perform cement pouring, an inspection well is formed.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. Tunnel center ditch inspection shaft steel form, its characterized in that includes: the steel ring structure comprises an outer steel ring I, an outer steel ring II, an inner steel ring I and an inner steel ring II, wherein the inner steel ring I is connected with the inner steel ring II through bolts, the outer steel ring I is connected with the outer steel ring II through bolts, a semicircular notch is formed in one side, close to the outer steel ring II, of the outer steel ring I and one side, close to the inner steel ring I and the inner steel ring II, of the inner steel ring I, and cement can be poured between the outer steel ring I and the inner steel ring II through a pipeline.
2. The tunnel center gutter inspection well steel formwork of claim 1, further comprising an inner ring formwork device, wherein the semicircular notch of the inner steel ring I and the semicircular notch of the inner steel ring II are combined into a circular notch, and the inner ring formwork device is installed in the circular notch.
3. The tunnel center gutter inspection shaft steel formwork of claim 2, wherein the inner ring formwork device comprises a first inner ring formwork, a second inner ring formwork, a third inner ring formwork and a fourth inner ring formwork; the first inner ring template and the fourth inner ring template are both connected with the first inner steel ring through bolts, and the second inner ring template and the third inner ring template are both connected with the second inner steel ring through bolts.
4. The tunnel center gutter inspection well steel form according to claim 3, further comprising an outer ring form device, wherein the semicircular notch of the first outer steel ring and the semicircular notch of the second outer steel ring are combined into a circular notch, and the outer ring form device is installed in the circular notch.
5. The tunnel center gutter inspection well steel form according to claim 4, wherein the outer ring form device comprises an outer ring form I, an outer ring form II, an outer ring form III and an outer ring form IV; the first outer ring template and the fourth outer ring template are both connected with the first outer steel ring through bolts, and the second outer ring template and the third outer ring template are both connected with the second outer steel ring through bolts.
6. The tunnel center gutter inspection well steel form according to claim 5, wherein the first outer steel ring, the second outer steel ring, the first inner steel ring, the second inner steel ring, the first inner ring form, the second inner ring form, the third inner ring form, the fourth inner ring form, the first outer ring form, the second outer ring form, the third outer ring form and the fourth outer ring form are provided with flanges.
7. The steel formwork for the tunnel central gutter inspection well according to claim 1, wherein the first outer steel ring and the second outer steel ring are provided with a first hoisting hole.
8. The steel formwork for the tunnel central gutter inspection well according to claim 1, wherein the first inner steel ring and the second inner steel ring are both provided with second hoisting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122646600.3U CN216075438U (en) | 2021-11-01 | 2021-11-01 | Tunnel center ditch inspection shaft steel form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122646600.3U CN216075438U (en) | 2021-11-01 | 2021-11-01 | Tunnel center ditch inspection shaft steel form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216075438U true CN216075438U (en) | 2022-03-18 |
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ID=80643172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122646600.3U Active CN216075438U (en) | 2021-11-01 | 2021-11-01 | Tunnel center ditch inspection shaft steel form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216075438U (en) |
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2021
- 2021-11-01 CN CN202122646600.3U patent/CN216075438U/en active Active
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