CN218149651U - But reuse's open caisson construction is with interior strutting arrangement that encorbelments - Google Patents
But reuse's open caisson construction is with interior strutting arrangement that encorbelments Download PDFInfo
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- CN218149651U CN218149651U CN202222178138.3U CN202222178138U CN218149651U CN 218149651 U CN218149651 U CN 218149651U CN 202222178138 U CN202222178138 U CN 202222178138U CN 218149651 U CN218149651 U CN 218149651U
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000006378 damage Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The utility model relates to the technical field of open caisson construction, in particular to a reusable inner cantilever supporting device for open caisson construction; the hanging plate comprises a plurality of hanging plates which can be sequentially spliced and encircled to form an annular structure, the annular structure is coaxially arranged in the open caisson, and the outer annular surface of the annular structure is abutted against the wall of the open caisson; the hanging plate is provided with a hook which is hung at the well head to prevent the annular structure from falling and a supporting frame for workers to stand; the utility model discloses detachable installs on the open caisson wall of a well, can not produce the destruction to the wall of a well, and stable in structure is reliable, the effectual efficiency of construction and quality that have improved.
Description
Technical Field
The utility model relates to an open caisson construction technical field specifically is a but reuse's open caisson construction is with interior strutting arrangement that encorbelments.
Background
In municipal engineering, open caisson construction is to use a shaft-shaped structure made of reinforced concrete on the ground in advance as a support of a pit wall of a foundation pit, and to dig earth in the pit mechanically and manually under the protection of the well wall, so that the pit simply sinks into the earth under the action of self weight. When a plurality of sections of open caisson are constructed, a floor type steel pipe scaffold needs to be erected in the open caisson to be used for erecting a platform for workers to stand in the open caisson, so that the workers can conveniently finish the work of binding steel bars, erecting templates, pouring concrete, maintaining and the like of the next section of open caisson. After the above work is completed, the scaffold in the pit needs to be removed, so that the excavator can dig down to a depth, and thus the open caisson sinks to a predetermined depth, and a new section of open caisson is formed. And then, building a scaffold in the pit, and repeating the work.
Because the open caisson construction is carried out by sections, along with the construction pitch increases, the open caisson sinking depth is more and more big, leads to the height that the scaffold was built also more and more high, and then has lengthened the construction cycle length, and too high scaffold also can have great potential safety hazard big, and the time of dismouting becomes more and leads to the also corresponding increase of construction cost, if meet weak ground, the construction degree of difficulty increases, and construction cost is bigger. In addition, also have on the wall of a well through expansion screw construction work platform, but expansion screw can destroy the integrality of the wall of a well, leads to the later stage easily to take place the seepage, influences construction quality.
Based on the technical problem, an inner cantilever supporting device capable of being repeatedly used for open caisson construction is urgently needed.
Disclosure of Invention
In order to avoid and overcome the technical problem that exists among the prior art, the utility model provides a but reuse's open caisson construction is with interior strutting arrangement that encorbelments installs on the open caisson wall of a well detachablely, can not produce the destruction to the wall of a well, and stable in structure is reliable, has improved efficiency of construction and quality effectively.
In order to achieve the above object, the utility model provides a following technical scheme:
a reusable inner cantilever supporting device for open caisson construction comprises a plurality of hanging plates which can be sequentially spliced and encircled to form an annular structure, wherein the annular structure is coaxially arranged in the open caisson, and the outer annular surface of the annular structure is abutted against the wall of the open caisson; the hanging plate is provided with a hook which is hung at the well head to prevent the annular structure from falling and a supporting frame for workers to stand.
As a further aspect of the present invention: the support frame includes the supporting seat, and the supporting seat hangs in the bottom of link plate through heightening the pole, and the footboard that supplies the operation personnel to stand is installed on the supporting seat.
As a further aspect of the present invention: the supporting seat is of a rod-shaped structure matched with the shape of the well wall, and the supporting seat is abutted against the well wall; the upper end face of the supporting seat is concavely provided with a limiting groove with a vertically and upwards arranged notch, the vertical plate section of the L-shaped pedal is inserted into the limiting groove from top to bottom, and the surface of the horizontal plate section of the pedal forms a standing surface for operators to stand.
As a further aspect of the present invention: the groove length direction of the limiting groove is arranged along the rod length direction of the supporting seat, and the shape of the vertical plate section of the pedal is matched with the limiting groove.
As a further aspect of the present invention: the hanging plates are four groups, the appearance of each hanging plate is of a plate-shaped structure matched with the shape of the well wall, positioning pieces are uniformly arranged at the splicing positions of the adjacent hanging plates to form folded edges, the hanging plates are turned inwards, positioning holes are formed in the positioning pieces, and the positioning rods penetrate through the two adjacent positioning holes to fixedly connect the two adjacent hanging plates together.
As the utility model discloses further scheme again: the hanging plate is provided with a plurality of guide holes with axes vertically extending, the supporting seat is provided with threaded holes matched with the guide holes, and the front end of the screw-shaped height-adjusting rod penetrates through the limiting hole and is in threaded connection with the threaded holes.
As a further aspect of the present invention: the positioning rod adopts a bolt and nut structure.
As a further aspect of the present invention: the pedal can do reciprocating sliding motion along the groove length direction in the limiting groove, a transverse plate of the pedal is provided with a mounting hole for inserting and connecting a steel pipe, and the axis of the mounting hole is vertically arranged.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model adopts the mode that a plurality of hanging plates are spliced and combined to form an annular structure, thereby greatly improving the transportation convenience of the device; the whole device can be decomposed into a plurality of component parts in a disassembling mode, so that the volume and the weight of the device are reduced, and the device is convenient to ship in the transportation process. When a certain part is damaged, the part can be quickly replaced, so that the replacement time is saved, and the work is ensured to be carried out smoothly and orderly; on the other hand, only partial replacement is carried out, so that the replacement cost can be saved. The outer annular surface of the annular structure is coaxially abutted against the well wall, so that a gap between the device and the well wall can be eliminated, shaking generated in use is avoided, and safety and stability of the construction process are ensured. Through the hanging effect of the hook and the well mouth, the annular structure can be stably hung in the well cavity. The support frame provides a standing platform for the operating personnel so that the operating personnel can complete various construction works under the action of the support frame.
2. The pedal is hung at the bottom of the hanging plate under the action of the height-adjusting rod, so that the height of the standing vertical surface is adjusted under the action of the height-adjusting rod, and the work at a position without height in the well is completed; and other extra devices are not needed for the assistance of height adjustment, so that the working efficiency is greatly improved.
3. The supporting seat is laminated with the wall of the well wall mutually, can provide a radial holding power for the supporting seat, reduces the footboard and to the moment of torsion effect of heightening the pole, avoids heightening the pole and takes place to warp and become invalid, improves the stability of whole device operation.
4. The locating plate that turns over inwards can increase the area of contact between two sets of adjacent link plates, improves the stability of concatenation between the adjacent link plate. Under the effect of locating lever, can further improve the compactness of two spacer connections.
5. The supporting seat and the pedals are in sliding fit through the groove blocks, and the distance between every two adjacent pedals can be controlled, so that the positions of the pedals can be determined according to the actual standing condition of an operator. And can also increase the quantity of footboard on the supporting seat according to actual conditions, and then satisfy different demands of standing, for example can many personnel stand or place other construction equipment.
6. The screw-shaped height adjusting rods symmetrically arranged on the hanging plate can adjust the supporting seat to a preset position before the hanging plate is lowered to the open caisson; or after the lower part is positioned in the open caisson, the position of the supporting seat is adjusted, so that the device is quick, convenient and stable. The symmetrical arrangement can ensure that the stress of the whole device is balanced, and the condition that the local stress of a certain point is too large to cause fatigue deformation is avoided.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the installation state structure of the present invention.
Fig. 3 is a schematic view of the split structure of the hanging plate and the supporting frame of the present invention.
In the figure:
10. hanging plates; 11. hooking; 12. a guide hole;
13. positioning plates; 131. positioning holes; 132. positioning a rod;
20. a support frame; 21. a height adjusting rod;
22. a supporting seat; 221. a limiting groove; 23. a pedal.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1, the device is mainly composed of a hanging plate 10 and a supporting frame 20 connected to the hanging plate 10. The hanging plates 10 are arc-shaped plate-shaped structures matched with the shape of the well wall, a plurality of hanging plates 10 are spliced and enclosed to form an annular structure, the annular structure is coaxial with the open caisson, and the outer ring surface of the annular structure is attached to the well wall of the open caisson. The splicing joint surface of the adjacent hanging plates 10 is a plane, and at the splicing position, the two hanging plates 10 are respectively provided with a positioning piece 13 to form a folded edge which is turned inwards, so that the area of the splicing joint surface is increased. The positioning plate 13 is further provided with a positioning hole 131, and a bolt-shaped positioning rod 132 penetrates through the positioning hole 131 and is matched with the nut to fixedly connect the two adjacent positioning plates 13 together, so that the connection tightness between the hanging plates 10 is improved. The top end of the hanging plate 10 is symmetrically provided with hooks 11, and the hooks 11 are L-shaped hook-shaped structures; and couple 11 comprises diaphragm and riser, and the diaphragm is from top to bottom supported tightly on the well head terminal surface of open caisson, and the face that its riser and the wall of a well contacted designs for the arc identical with the wall of a well shape, and then ensures the area of contact of increase and the wall of a well when articulating, improves the stability of articulating.
The hanging plate 10 is symmetrically provided with a plurality of guide holes 12 with axes extending vertically, the supporting seat 22 is provided with threaded holes matched with the guide holes 12, the front end of the screw-shaped heightening rod 21 vertically and downwards sequentially penetrates through the limiting holes and is in threaded connection with the threaded holes, and then the height of the supporting seat 22 can be adjusted. The screw rod in the guide hole 12 is a polished rod end, or the diameter of the guide hole 12 is slightly larger than that of the screw rod, so that the screw rod and the guide hole 12 cannot generate relative displacement in the axial direction in the rotating process, and the screw rod and the guide hole 12 do not interfere with each other.
The supporting seat 22 is an arc-shaped square rod-shaped structure matched with the shape of the well wall, and the supporting seat 22 abuts against the well wall. The upper end face of the supporting seat 22 is concavely provided with a limiting groove 221 with a vertically upward notch, and the limiting groove 221 is of an arc-shaped groove structure coaxial with the open caisson. The vertical plate section of the L-shaped pedal 23 is inserted into the limiting groove 221 from top to bottom, and the vertical plate section of the pedal 23 is matched with the limiting groove 221 in shape, so that the pedal 23 can slide along the groove length direction in the limiting groove 221, namely the circumferential direction of the open caisson, and the position of the pedal 23 is adjusted. The board surface of the transverse board section of the pedal 23 forms a standing surface for workers to stand.
In order to increase the use efficiency of the pedal 23, a mounting hole is formed in the surface of the transverse plate of the pedal 23, so that a steel pipe can be inserted into the mounting hole, and a scaffold is built on the pedal 23 to adapt to different construction requirements.
When the open caisson on site is a polygonal well, the shapes of the corresponding hanging plate 10, the corresponding supporting seat 22, the corresponding limiting groove 221 and the corresponding positioning piece 13 are changed correspondingly. The shapes of the hanging plate 10 and the supporting seat 22 are adapted to the shape of the well wall so as to meet the condition that the plate surface is attached to the well wall.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (8)
1. The inner cantilever supporting device for the reusable open caisson construction is characterized by comprising a plurality of hanging plates (10) which can be sequentially spliced and encircled to form an annular structure, wherein the annular structure is coaxially arranged in the open caisson, and the outer ring surface of the annular structure is abutted against the wall of the caisson; the hanging plate (10) is provided with a hook (11) which is hung at the well head to prevent the annular structure from falling and a supporting frame (20) for workers to stand.
2. The reusable inner cantilever supporting device for open caisson construction as claimed in claim 1, wherein the supporting frame (20) comprises a supporting base (22), the supporting base (22) is suspended at the bottom of the hanging plate (10) through a height-adjusting rod (21), and a pedal (23) for workers to stand is mounted on the supporting base (22).
3. The reusable inner cantilever support device for open caisson construction as claimed in claim 2, wherein the supporting seat (22) is a rod-like structure with the shape matched with the shape of the well wall, and the supporting seat (22) is abutted against the well wall; the upper end face of the supporting seat (22) is concavely provided with a limiting groove (221) with a vertically upward notch, a vertical plate section of the L-shaped pedal (23) is inserted into the limiting groove (221) from top to bottom, and a standing face for an operator to stand is formed on the surface of the horizontal plate section of the pedal (23).
4. The inner cantilever supporting device for the construction of the reusable open caisson according to claim 3, wherein the groove length direction of the limiting groove (221) is arranged along the rod length direction of the supporting seat, and the shape of the vertical plate section of the pedal (23) is matched with the limiting groove (221).
5. The inner cantilever supporting device for the open caisson construction, which is reusable, according to claim 2, 3 or 4, is characterized in that the hanging plates (10) are four groups, the appearance of each hanging plate (10) is a plate-shaped structure matched with the shape of the well wall, positioning plates (13) are uniformly arranged at the splicing positions of the adjacent hanging plates (10) to form folded edges, the hanging plates (10) are turned inwards, positioning holes (131) are formed in the positioning plates (13), and the positioning rods (132) penetrate through the two adjacent positioning holes (131) to fixedly connect the two adjacent hanging plates (10) together.
6. The inner cantilever supporting device for the open caisson construction, which can be repeatedly used, according to claim 5, wherein a plurality of guide holes (12) with axes extending vertically are formed on the hanging plate (10), a threaded hole matched with the guide holes (12) is formed on the supporting seat (22), and the front end of the screw-shaped height adjusting rod (21) passes through the limiting hole and is in threaded connection with the threaded hole.
7. The inner cantilever supporting device for the recyclable caisson construction as described in claim 5, wherein the positioning rod (132) is a bolt and nut structure.
8. The inner cantilever supporting device for open caisson construction, which is reusable, according to claim 3, is characterized in that the pedal (23) can slide in the limiting groove (221) in a reciprocating manner along the groove length direction, a transverse plate of the pedal (23) is provided with a mounting hole for inserting a steel pipe, and the axis of the mounting hole is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222178138.3U CN218149651U (en) | 2022-08-18 | 2022-08-18 | But reuse's open caisson construction is with interior strutting arrangement that encorbelments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222178138.3U CN218149651U (en) | 2022-08-18 | 2022-08-18 | But reuse's open caisson construction is with interior strutting arrangement that encorbelments |
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| Publication Number | Publication Date |
|---|---|
| CN218149651U true CN218149651U (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222178138.3U Active CN218149651U (en) | 2022-08-18 | 2022-08-18 | But reuse's open caisson construction is with interior strutting arrangement that encorbelments |
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| CN (1) | CN218149651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397864A (en) * | 2023-06-07 | 2023-07-07 | 山西省安装集团股份有限公司 | Scaffold device for open caisson construction |
-
2022
- 2022-08-18 CN CN202222178138.3U patent/CN218149651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116397864A (en) * | 2023-06-07 | 2023-07-07 | 山西省安装集团股份有限公司 | Scaffold device for open caisson construction |
| CN116397864B (en) * | 2023-06-07 | 2023-08-18 | 山西省安装集团股份有限公司 | Scaffold device for open caisson construction |
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Address after: Room 201, Building 1, No. 369, Haitang Road, High-tech Zone, Hefei, Anhui Province, 230000 Patentee after: Anhui Construction Engineering Ecological Environment Technology Co.,Ltd. Patentee after: Anhui Construction Engineering Transportation and Navigation Group Co.,Ltd. Address before: Room 201, No. 369, Haitang Road, High tech Zone, Hefei, Anhui 230088 Patentee before: Anhui Ecological Environment Technology Development Co.,Ltd. Patentee before: ANHUI PROVINCE TRANSPORTATION HARBOR ENGINEERING CO.,LTD. |