CN219509632U - Formwork supporting device for manual pipe jacking construction - Google Patents
Formwork supporting device for manual pipe jacking construction Download PDFInfo
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- CN219509632U CN219509632U CN202223356242.3U CN202223356242U CN219509632U CN 219509632 U CN219509632 U CN 219509632U CN 202223356242 U CN202223356242 U CN 202223356242U CN 219509632 U CN219509632 U CN 219509632U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model relates to a formwork supporting device for manual pipe jacking construction, which comprises: the support tube is arranged in the middle of the working well and is vertical; the support pipe is used as a template which surrounds the circle of the circular center, is spaced from the inner wall of the working well and is used for pouring reinforced concrete retaining walls of the working well; the horizontal support rods are arranged between the support tubes and the templates, are radially distributed by taking the support tubes as circle centers, and are circumferentially arranged at intervals; the chord direction supporting rods are fixedly connected with the horizontal supporting rods and are distributed by taking the supporting tubes as circle centers, and the chord lines do not pass through the circle centers; the steel bars are tightly attached to the templates and are connected with the ends of a circle of horizontal supporting rods in a circumferential direction. The utility model is beneficial to stably supporting the reinforced concrete retaining wall in the casting circumferential direction and establishing a stable formwork system.
Description
Technical Field
The utility model relates to the field of manual pipe jacking construction, in particular to a formwork supporting device for manual pipe jacking construction.
Background
The manual push pipe construction requires excavation of a working well, the working well is generally annular, and is inconvenient to support and pour, for example, a push pipe working pit supporting method disclosed in Chinese patent publication No. CN 110792085A is provided, a working space, namely a working pit, is provided for jacking and burying a pipeline, and under the condition of limiting a field space, the working pit must take supporting measures to ensure the soil excavation of the shaft and the construction safety of the later pipeline. In the prior art, the support form is generally a reinforced concrete retaining wall structure, and as the depth of a working well increases, how to stabilize the support form and pour the annular concrete retaining wall is becoming a difficult problem.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a formwork device for manual-digging type pipe jacking construction, which can stably support and pour reinforced concrete retaining walls in the circumferential direction and establish a stable formwork system.
In order to solve the above problems, a formwork device for manual pipe jacking construction is provided, comprising:
the support tube is arranged in the middle of the working well and is vertical;
the support pipe is used as a template which surrounds the circle of the circular center, is spaced from the inner wall of the working well and is used for pouring reinforced concrete retaining walls of the working well;
the horizontal support rods are arranged between the support tubes and the templates, are radially distributed by taking the support tubes as circle centers, and are circumferentially arranged at intervals;
the chord direction supporting rods are fixedly connected with the horizontal supporting rods and are distributed by taking the supporting tubes as circle centers, and the chord lines do not pass through the circle centers;
the steel bars are tightly attached to the templates and are connected with the ends of a circle of horizontal supporting rods in a circumferential direction.
When the reinforced concrete retaining wall is poured in the circumferential direction, the upward pouring pressure is transferred in the radial direction, the upward pouring pressure can be balanced with each other, and the support tube at the central position is used as a transfer node of the opposite pouring pressure, so that a stable plane force intersection system is facilitated to be established, the total resultant force is reduced, namely, the total resultant force born by the support tube is much smaller than that born by an independent support template, and the safety of the formwork supporting system is facilitated to be ensured.
As a further improvement of the formwork supporting device for the manual pipe jacking construction, the horizontal supporting rods are distributed in an upper layer and a lower layer.
By adopting the structure, the upper and lower double-layer distribution is beneficial to supporting the upper and lower parts of the template, and the overall balance of the template is ensured.
As a further improvement of the formwork supporting device for the manual pipe jacking construction, a vertical supporting rod is arranged at the intersection of the chord direction supporting rod and the horizontal supporting rod, and the intersection is fixed.
By adopting the structure, the stable support at the intersection of the chord-wise support rod and the horizontal support rod is guaranteed.
As a further improvement of the formwork supporting device for the manual pipe jacking construction, the chord direction supporting rods are arranged in a regular polygon, and the vertical supporting rods are arranged at the corners of the regular polygon.
With such a structure, angular displacement is favorably prevented.
As the further improvement of the formwork supporting device for the manual pipe jacking construction, the bottom surface of the vertical supporting rod is provided with a backing plate.
By adopting the structure, the vertical supporting rod is guaranteed to be vertical, and the vertical supporting rod is prevented from deviating.
As a further improvement of the formwork supporting device for the manual pipe jacking construction, a working plate is distributed on the horizontal supporting rod on the upper layer.
By adopting the structure, constructors can construct on the working plate temporarily to provide a construction platform.
The utility model is beneficial to stably supporting the reinforced concrete retaining wall in the casting circumferential direction and establishing a stable formwork system.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment.
Reference numerals: 1. a working well; 2. a support tube; 3. a template; 4. a horizontal support bar; 5. a chord-wise support bar; 6. a steel bar; 7. a vertical support rod; 8. a work plate; 9. a backing plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
The manual digging type pipe jacking is characterized in that manual digging is adopted in front of a tool head, a mechanical jacking pipeline is adopted at the rear part, and the pipe jacking construction process is completed through cooperation of people and machinery.
Construction process
The manual digging type pipe jacking construction process comprises the following steps: construction preparation, measurement paying-off, construction of a working well and a receiving well, construction of a bottom plate and a back wall, equipment installation and debugging (guide rail laying, jack installation, oil cylinder connection and top iron placement), pipe joint lowering, soil digging before a pipe (underground structure, pipeline protection and monitoring), jacking construction (jacking force calculation), measurement and correction in jacking, earth moving in the pipe, earth lifting (slag lifting by a simple portal frame in the embodiment), continuous earth digging jacking, timely deviation correction in monitoring measurement, pipeline grouting, pipe joint receiving and jacking operation ending.
In the embodiment, the working well is supported by a circle of retaining walls; the wall-protecting formation requires a ring of surrounding templates and a formwork system supporting the surrounding templates.
As shown in fig. 1, a formwork support device for hand-driven pipe jacking construction includes:
the support tube 2 is arranged in the middle of the working well 1 and is vertical;
a template 3 which takes the supporting pipe 2 as a circle of round center and surrounds the circle of round center is spaced from the inner wall of the working well 1 and is used for pouring reinforced concrete retaining walls of the working well 1;
the horizontal support rods 4 are arranged between the support tube 2 and the template 3, are radially distributed by taking the support tube 2 as a circle center, and are circumferentially arranged at intervals;
the chord direction supporting rods 5 are fixedly connected with the horizontal supporting rods 4, are distributed by taking the supporting tubes 2 as circle centers, and do not pass through the circle centers;
the steel bar 6 is closely attached to the template 3 and is connected with the end part of a circle of horizontal supporting rods 4 in a circumferential direction.
By adopting the structure, when the reinforced concrete retaining wall in the circumferential direction is poured, upward pouring pressure can be transferred in the radial direction and can be balanced, the supporting tube 2 in the central position is used as a transfer node of the opposite pouring pressure, so that a stable plane force intersection system is facilitated to be established, the total resultant force is reduced, namely, the total resultant force born by the supporting tube 2 is much smaller than the total resultant force born by the independent supporting template 3, and the safety of the formwork supporting system is facilitated to be ensured.
In this embodiment, the horizontal support rods 4 are vertically distributed in a double layer.
By adopting the structure, the upper and lower double-layer distribution is beneficial to supporting the upper and lower parts of the template 3, and the overall balance of the template is ensured.
In this embodiment, a vertical support rod 7 is disposed at the intersection of the chord support rod 5 and the horizontal support rod 4, and the intersection is fixed.
With such a structure, it is advantageous to ensure stable support at the intersection of the chord-wise support bar 5 and the horizontal support bar 4.
In this embodiment, the chord-wise support rods 5 are arranged in a regular polygon, and the vertical support rods 7 are arranged at the corners of the regular polygon.
With such a structure, angular displacement is favorably prevented.
In this embodiment, the bottom surface of the vertical support bar 7 is provided with a pad 9.
By adopting the structure, the vertical supporting rod 7 is guaranteed to be vertical, and the vertical supporting rod 7 is prevented from deviating.
In this embodiment, the upper horizontal support rods 4 are provided with a work plate 8.
By adopting the structure, constructors can construct on the working plate temporarily to provide a construction platform.
The utility model is beneficial to stably supporting the reinforced concrete retaining wall in the casting circumferential direction and establishing a stable formwork system.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several equivalent substitutions and obvious modifications can be made without departing from the spirit of the utility model, and the same should be considered to be within the scope of the utility model.
Claims (6)
1. The utility model provides a formwork device that manual formula push pipe construction was used which characterized in that includes:
the support tube (2) is arranged in the middle of the working well (1) and is vertical;
a template (3) which takes the supporting tube (2) as a circle of round center and surrounds the circle is spaced from the inner wall of the working well (1) and is used for pouring reinforced concrete retaining walls of the working well (1);
the horizontal support rods (4) are arranged between the support tube (2) and the template (3), are radially distributed by taking the support tube (2) as a circle center, and are circumferentially arranged at intervals;
the chord direction support rods (5) are fixedly connected with the horizontal support rods (4), are distributed by taking the support tubes (2) as the circle centers, and do not pass through the circle centers;
the steel bar (6) is tightly attached to the template (3) and is connected with the end part of a circle of horizontal supporting rods (4) in a circumferential direction.
2. The formwork supporting device for hand-driven pipe jacking construction according to claim 1, wherein the horizontal supporting rods (4) are vertically distributed in a double-layer mode.
3. The formwork supporting device for hand-driven pipe jacking construction according to claim 1 or 2, wherein a vertical supporting rod (7) is arranged at the intersection of the chord-wise supporting rod (5) and the horizontal supporting rod (4), and the intersection is fixed.
4. A formwork support device for hand-driven pipe jacking construction according to claim 3, wherein the chord-wise support rods (5) are arranged in a regular polygon, and the vertical support rods (7) are arranged at the corners of the regular polygon.
5. The formwork supporting device for hand-driven pipe jacking construction according to claim 4, wherein a base plate (9) is arranged on the bottom surface of the vertical supporting rod (7).
6. The formwork supporting device for hand-driven pipe jacking construction according to claim 2, wherein the upper horizontal supporting rods (4) are distributed with working plates (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356242.3U CN219509632U (en) | 2022-12-14 | 2022-12-14 | Formwork supporting device for manual pipe jacking construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223356242.3U CN219509632U (en) | 2022-12-14 | 2022-12-14 | Formwork supporting device for manual pipe jacking construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219509632U true CN219509632U (en) | 2023-08-11 |
Family
ID=87548811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223356242.3U Active CN219509632U (en) | 2022-12-14 | 2022-12-14 | Formwork supporting device for manual pipe jacking construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219509632U (en) |
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2022
- 2022-12-14 CN CN202223356242.3U patent/CN219509632U/en active Active
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