CN219060064U - Concrete supports safety cover - Google Patents
Concrete supports safety cover Download PDFInfo
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- CN219060064U CN219060064U CN202223030718.4U CN202223030718U CN219060064U CN 219060064 U CN219060064 U CN 219060064U CN 202223030718 U CN202223030718 U CN 202223030718U CN 219060064 U CN219060064 U CN 219060064U
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- square steel
- supporting square
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- steel framework
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Abstract
The utility model relates to the field of building construction, in particular to a concrete support protective cover; the steel frame comprises a supporting square steel frame, wherein the supporting square steel frame is a portal structure frame, a skin protection steel plate is welded on the outer side of the supporting square steel frame, and a plurality of top pulleys and sideslip pulleys are respectively detachably connected to the top of the inner side of the supporting square steel frame and the left and right side walls of the supporting square steel frame; the four corners of the top of the supporting square steel framework are welded with a lifting lug, at least two connecting blocks are arranged on the side frame of the end part of one longitudinal end of the supporting square steel framework, and connecting screw holes are formed in the side frame of the end part of the supporting square steel framework corresponding to the connecting blocks along the other longitudinal end; the utility model is formed by processing and reforming common materials such as square steel, travelling wheels, sheet steel plates and the like. The whole manufacturing, processing and forming device is simple in structure and convenient to use, can effectively protect the stability of concrete support, and has good practical application and popularization value.
Description
Technical Field
The utility model relates to the field of building construction, in particular to a concrete support protective cover.
Background
Along with the mass development and construction of urban subways, the arrangement environment of subway stations is more and more complex, the excavation depth of foundation pits is also deeper, the depth is different from tens of meters to thirty meters from underground two-layer stations to underground four-layer stations, and the stations are often located in soft soil geology. Therefore, the foundation pit excavation technology is required to be higher and stricter, namely, stability of the side slope is ensured, and the requirement of deformation control is met, so that safety of buildings, underground pipelines, roads and the like around the foundation pit is ensured. In order to meet the requirement of large-span deep foundation pit excavation, the inner support is arranged to be a rectangular reinforced concrete support, but when earthwork is excavated mechanically, the concrete support is inevitably collided, support damage or fracture is caused, and the foundation pit excavation safety is seriously affected.
Disclosure of Invention
The utility model provides a concrete support protective cover for ensuring the safety of foundation pit excavation and avoiding mechanical collision of an inner support. The protection cover can protect the safety of the concrete support around the mechanical construction, realize quick installation, movement and dismantling, and ensure the stability of the concrete support.
In order to solve the technical problems, the utility model adopts the following technical scheme: the concrete support protection cover comprises a support square steel framework, wherein the support square steel framework is a portal structure framework, a skin protection steel plate is welded on the outer side of the support square steel framework, and a plurality of top pulleys and side pulleys are respectively detachably connected to the top of the inner side of the support square steel framework and the left side wall and the right side wall of the support square steel framework; four angles at the top of the supporting square steel framework are welded with a lifting lug, at least two connecting blocks are arranged on the side frame of the end part of the supporting square steel framework along the longitudinal end, and connecting screw holes are formed in the side frame of the end part of the supporting square steel framework corresponding to the connecting blocks along the longitudinal end.
The working process comprises the following steps: during concrete implementation, the protective cover is integrally manufactured on the ground, after the concrete supporting strength reaches the design strength, the protective cover is hung and installed in a range needing protection by using the automobile crane, if the supporting range needing protection is longer, the protective cover connecting block is connected with a connecting screw hole of another protective cover, and therefore a plurality of protective covers are connected into a whole. The walking wheels (top pulleys and side pulleys) on the top and the side walls of the protective cover are perpendicular to the supporting surface, so that the walking is convenient. The protection of the concrete support is realized, and safety guarantee is provided for excavation of the foundation pit.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is formed by processing and reforming common materials such as square steel, travelling wheels, sheet steel plates and the like. The whole manufacturing, processing and forming device is simple in structure and convenient to use, can effectively protect the stability of concrete support, and has good practical application and popularization value.
Drawings
Fig. 1 is a front view of a concrete support shield.
Fig. 2 is a left side view of the concrete support shield.
Fig. 3 is a top view of the concrete support shield.
Fig. 4 is a detailed view of a concrete support boot pulley.
The figures are labeled as follows:
the steel plate protecting device comprises a 1-vertical rod, a 2-bottom cross rod, a 3-top horizontal rod, a 4-reinforcing rod, a 5-connecting block, a 6-connecting screw hole, a 7-lifting lug, an 8-side pulley, a 9-top pulley, a 10-bolt and an 11-protecting steel plate.
Detailed Description
The utility model is further illustrated below with reference to specific examples.
Example 1
As shown in fig. 1-3, a concrete support protection cover comprises a support square steel skeleton, wherein the support square steel skeleton is a portal structure frame, a square steel skeleton I is formed by welding 25 mm-40 mm hollow square steel, the portal structure is manufactured, square steel is used for reinforcing the middle of the side wall of the skeleton and the top of the skeleton respectively to form a grid shape, welding is adopted between the side wall of the skeleton and the top of the skeleton, a skin protection steel plate 11 is welded on the outer side of the support square steel skeleton, the skin protection steel plate 11 wraps the support square steel skeleton completely, and a plurality of top pulleys 9 and sideslip pulleys 8 are detachably connected to the inner side top and the left side wall and the right side wall of the support square steel skeleton respectively; the four corners at the top of the supporting square steel skeleton are respectively welded with a lifting lug 7 for lifting the supporting protective cover, and four connecting blocks 5 are arranged on the side frame of the end part of one longitudinal end of the supporting square steel skeleton (each connecting block 5 comprises two connecting sheets which are parallel to each other, and four nut holes are arranged on the connecting sheets and are used for connecting with the next protective cover and are fixed by screws); the end side frame of the supporting square steel skeleton corresponding to the connecting block 5 along the longitudinal other end is provided with a connecting screw hole 6 for connecting the next protective cover connecting block. The top square steel is respectively provided with two round holes for penetrating through the cable rope, and the concrete support cover is moved back and forth through the cable rope to protect the concrete support when the cable rope is used.
Further, the supporting square steel skeleton comprises two bottom cross bars 2 which are arranged in parallel, two ends of each bottom cross bar 2 are respectively connected with a vertical upright 1, the tops of the four upright 1 are fixedly connected with a rectangular frame together, the rectangular frame is formed by connecting four top horizontal bars 3 in sequence in an end-to-end mode, and a plurality of reinforcing bars 4 which are distributed in a staggered mode are welded between the frames of the supporting square steel skeleton; the lifting lug 7 is arranged on the top horizontal rod 3, and a plurality of top pulleys 9 are respectively connected to the top horizontal rod 3 and the reinforcing rod 4; a plurality of side pulleys 8 are respectively connected to the vertical rod 1 and the reinforcing rod 4; the connecting block 5 and the connecting screw hole 6 are respectively positioned on the vertical rods 1 at the two ends.
Further, the top pulleys 9 are longitudinally arranged in two rows along the supporting square steel skeleton, one row of pulleys is arranged every 2 meters, and each row of pulleys is provided with 4 travelling wheels which are symmetrically arranged; two rows of sideslip wheels 8 are longitudinally arranged in the left side wall and the right side wall of the supporting square steel framework respectively along the supporting square steel framework and are arranged on the vertical rod 1 at the end part, 2 travelling wheels are arranged on each road, and the distance between the upper travelling wheel and the lower travelling wheel is 1 meter. For moving back and forth on the support.
Further, as shown in fig. 4, the top pulley 9 and the side pulley 8 are connected with the supporting square steel skeleton by bolts 10 and nuts.
Further, the skin-protecting steel plate 11 is made of a steel plate with the thickness of 2mm, and a yellow paint warning layer is painted on the surface of the skin-protecting steel plate 11.
Further, round holes with the diameter of 5cm are respectively formed in the front and the rear of the top horizontal rod 3 and are used for penetrating through the cable ropes.
The supporting concrete protection cover is integrally manufactured on the ground, the four lifting lugs 7 at the top are lifted by adopting an automobile crane, the lifting lugs are placed on a concrete support, and the protection cover is moved on the concrete support by pulling a cable rope at the top of the protection cover during construction, so that a concrete support construction area is protected.
The working process comprises the following steps: during concrete implementation, the protective cover is integrally manufactured on the ground, after the concrete supporting strength reaches the design strength, the protective cover is hung and installed in a range needing protection by using the automobile crane, if the supporting range needing protection is longer, the protective cover connecting block 5 can be connected with the connecting screw hole 6 of the other protective cover, and therefore the protective covers are integrally connected. The walking wheels (top pulley 9 and side pulley 8) on the top and the side wall of the protective cover are perpendicular to the supporting surface, so that the walking is convenient. Before installation, the cable rope passes through a round hole at the top of the protective cover, and the cable rope is pulled to rapidly move the protective cover on the support, so that the protection of the concrete support is realized, and the safety guarantee is provided for excavation of a foundation pit.
The utility model has simple structure and convenient use, can protect the concrete support, avoid the collision of the machine on the concrete support, damage the concrete support, and effectively improve the safety of excavation construction of the foundation pit.
Claims (6)
1. The concrete supporting protection cover is characterized by comprising a supporting square steel framework, wherein the supporting square steel framework is a portal structure framework, a skin protection steel plate (11) is welded on the outer side of the supporting square steel framework, and a plurality of top pulleys (9) and side pulleys (8) are detachably connected to the top of the inner side and the left and right side walls of the supporting square steel framework respectively; four angles at the top of the supporting square steel framework are welded with a lifting lug (7), at least two connecting blocks (5) are arranged on the side frame of the end part of one longitudinal end of the supporting square steel framework, and connecting screw holes (6) are formed in the side frame of the end part of the supporting square steel framework corresponding to the connecting blocks (5) along the other longitudinal end.
2. The concrete supporting protection cover according to claim 1, wherein the supporting square steel skeleton comprises two bottom cross bars (2) which are arranged in parallel, two ends of each bottom cross bar (2) are respectively connected with a vertical upright (1), the tops of the four upright (1) are fixedly connected with a rectangular frame together, the rectangular frame is formed by connecting four top horizontal bars (3) in sequence from head to tail, and a plurality of reinforcing bars (4) which are distributed in a staggered mode are welded between the frames of the supporting square steel skeleton; the lifting lug (7) is arranged on the top horizontal rod (3), and the plurality of top pulleys (9) are respectively connected to the top horizontal rod (3) and the reinforcing rod (4); a plurality of side pulleys (8) are respectively connected to the vertical rod (1) and the reinforcing rod (4); the connecting block (5) and the connecting screw hole (6) are respectively positioned on the vertical rods (1) at the two ends.
3. A concrete supporting protective cover according to claim 2, characterized in that the top pulleys (9) are arranged in two rows longitudinally along the supporting square steel skeleton, one is arranged every 2 meters, and 4 travelling wheels are arranged in each passage and are symmetrically arranged; two rows of side sliding wheels (8) are longitudinally arranged in the left side wall and the right side wall of the supporting square steel framework respectively along the supporting square steel framework and are arranged on the vertical rods (1) at the end parts, and 2 travelling wheels are arranged in each path.
4. A concrete supporting boot according to claim 1, characterized in that the top pulley (9) and the side pulley (8) are connected to the supporting square steel skeleton with bolts (10) and nuts.
5. A concrete support shield according to claim 1, characterized in that the surface of the shield steel plate (11) is painted with a yellow paint warning layer.
6. A concrete supporting boot according to claim 2, characterized in that the top horizontal rods (3) are provided with round holes of 5cm diameter in front and back, respectively, for passing through the guy ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223030718.4U CN219060064U (en) | 2022-11-15 | 2022-11-15 | Concrete supports safety cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223030718.4U CN219060064U (en) | 2022-11-15 | 2022-11-15 | Concrete supports safety cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219060064U true CN219060064U (en) | 2023-05-23 |
Family
ID=86348654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223030718.4U Active CN219060064U (en) | 2022-11-15 | 2022-11-15 | Concrete supports safety cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219060064U (en) |
-
2022
- 2022-11-15 CN CN202223030718.4U patent/CN219060064U/en active Active
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