Supporting structure in foundation pit

Abstract

The invention relates to a supporting structure in a foundation pit, which comprises a base, a supporting structure and a supporting structure, the first supporting rod is vertically arranged on the upper side of the base; the umbrella body structure is arranged on the upper side of the first supporting rod, and the umbrella body structure can be unfolded in an extensible mode to shelter the foundation pit from rain; the telescopic rod is connected between the first supporting rod and the umbrella body structure, and the telescopic rod can stretch out and draw back up and down to adjust the height of the umbrella body structure; and the side supporting structure is connected between the side wall of the first supporting rod and the inner wall of the foundation pit, and the side supporting structure provides lateral supporting force for the first supporting rod. The height of the umbrella body structure is controlled through the telescopic rod, the foundation pit is covered and protected in the rainy weather, construction can be conducted in the foundation pit in the rainy period, the working efficiency is improved, the construction safety is guaranteed, the umbrella body structure is opened and closed, operation of constructors is facilitated, and the construction safety is improved. The side supporting structure provides a load for laterally supporting and dispersing the umbrella body structure and rainwater for the first supporting rod, and the stability of the structure is guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of foundation pit construction, in particular to a supporting structure in a foundation pit. Background Art

[0002] The support structure inside the foundation pit is an important measure to ensure the stability of the foundation pit and prevent the collapse of the surrounding soil. With the rapid development of urban construction, the requirements for the excavation depth of the foundation pit are gradually increasing, and the requirements for the support structure inside the foundation pit are also getting higher and higher.

[0003] During the foundation pit construction process, due to the influence of long-term precipitation during the rainy season, the waterproof performance in the foundation pit is insufficient and difficult to construct, which will lead to a longer construction period and lower work efficiency. Therefore, a support structure in the foundation pit is needed. Summary of the invention

[0004] The purpose of the present invention is to overcome the defects of the prior art and provide a support structure in a foundation pit to solve the problem that during the rainy season, the existing foundation pit is constructed, the work efficiency is low and the construction period is prolonged due to insufficient waterproof performance.

[0005] The technical solution to achieve the above-mentioned purpose is: a support structure in a foundation pit, comprising: a base, which is placed at the bottom of the foundation pit; a first support rod, which is vertically arranged on the upper side of the base; an umbrella structure, which is arranged on the upper side of the first support rod, and the umbrella structure can be extended to shelter the foundation pit from rain; a telescopic rod, which is connected between the first support rod and the umbrella structure, and the telescopic rod can be extended up and down to adjust the height of the umbrella structure; a side support structure, which is connected between the side wall of the first support rod and the inner wall of the foundation pit, and the side support structure provides lateral support force for the first support rod.

[0006] In a supporting structure in a foundation pit of the present invention, the height of the umbrella structure is controlled by a telescopic rod, so that the foundation pit is covered and protected in rainy weather, so that construction can be carried out in the foundation pit during the rainy season, thereby improving work efficiency and ensuring construction safety. The opening and closing of the umbrella structure greatly facilitates the operation of construction personnel, and the side support structure provides lateral support for the first support rod to disperse the load of the umbrella structure and rainwater, thereby ensuring the stability of the structure.

[0007] A further improvement of the supporting structure in a foundation pit of the present invention is that a first flange group is provided between the base and the first supporting rod.

[0008] A further improvement of a supporting structure in a foundation pit of the present invention is that the umbrella body structure includes an umbrella pole and a retractable umbrella surface, and the umbrella pole includes: a first connecting rod, which is connected to the upper end of the telescopic rod; a second connecting rod, which is vertically stacked on the top of the first connecting rod; and a sliding ring, which is movably connected to the second connecting rod and can slide up and down on the outer wall of the second connecting rod.

[0009] A further improvement of the supporting structure in a foundation pit of the present invention is that a first connecting block is provided between the telescopic rod and the first connecting rod.

[0010] A further improvement of the supporting structure in a foundation pit of the present invention is that the retractable umbrella surface includes: a plurality of first fixed blocks, which are arranged around the top end of the second connecting rod; a plurality of sliding blocks, which are respectively movably connected to one side of the plurality of first fixed blocks; a plurality of frames, which are respectively connected to the other side of the plurality of sliding blocks, and the movement of the sliding blocks drives the frames to change the extension angle; a rain shield, which is connected to the plurality of frames, and the movement of the plurality of frames can drive the rain shield to open or close.

[0011] A further improvement of the supporting structure in a foundation pit of the present invention is that a movable connection component is provided between the umbrella pole and the retractable umbrella surface, and the movable connection component includes: a plurality of second fixed blocks, the plurality of second fixed blocks are alternately arranged on the side surface of the sliding ring, and the sliding of the sliding ring drives the plurality of second fixed blocks to move synchronously; a plurality of third fixed blocks, the plurality of third fixed blocks are respectively connected to the lower sides of the plurality of skeletons; a plurality of struts, one end of the strut is connected to the second fixed block, and the other end is connected to the third fixed block, and the movement of the strut can change the angle between the second connecting rod and the skeleton.

[0012] A further improvement of the support structure in a foundation pit of the present invention is that a second flange group is provided between the first support rod and the telescopic rod.

[0013] A further improvement of a supporting structure in a foundation pit of the present invention is that the side support structure includes: two second connecting blocks, the two second connecting blocks are respectively connected to the side walls on both sides of the first support rod; two second support rods, one end of the two second support rods are respectively connected to the two second connecting blocks.

[0014] A further improvement of the supporting structure in a foundation pit of the present invention lies in that the other end of the second supporting rod is connected to the inner wall of the foundation pit.

[0015] A further improvement of the supporting structure in a foundation pit of the present invention is that a control panel is provided on the inner wall of the foundation pit, and the control panel can control the extension and retraction of the telescopic rod and the opening and closing of the umbrella structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The present invention is a vertical view of a supporting structure in a foundation pit.

[0017] Figure 2 The figure is a front view of a supporting structure in a foundation pit according to the present invention.

[0018] Figure 3 The figure is a top view of a supporting structure in a foundation pit according to the present invention.

[0019] In the figure: 10, base; 11, first support rod; 12, umbrella structure; 121, first connecting rod; 122, second connecting rod; 1221, block; 123, sliding ring; 124, first fixed block; 125, sliding block; 126, skeleton; 127, second fixed block; 128, third fixed block; 129, support rod; 13, telescopic rod; 14, side support structure; 141, second connecting block; 142, second support rod; 15, first flange group; 151, first flange; 152, second flange; 16, first connecting block; 17, second flange group; 171, third flange; 172, fourth flange; 18, control panel; 19, button; 20, foundation pit; 21, gasket. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0021] See also Figure 1 , showing a vertical view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, comprising: a base 10, the base 10 is placed at the bottom of a foundation pit 20.

[0022] Before placing the base 10, the bottom of the foundation pit 20 needs to be compacted and leveled to maintain the stability of the structure.

[0023] The first support rod 11 is vertically disposed on the upper side of the base 10 .

[0024] The height of the first support rod 11 is set according to actual construction requirements and is not specifically limited here.

[0025] The umbrella structure 12 is disposed on the upper side of the first support rod 11 , and the umbrella structure 12 can be extended and opened to provide shelter for the foundation pit 20 from rain.

[0026] The umbrella structure 12 can be folded when not in use, which is convenient for construction.

[0027] The telescopic rod 13 is connected between the first support rod 11 and the umbrella structure 12 , and the telescopic rod 13 can be telescoped up and down to adjust the height of the umbrella structure 12 .

[0028] The telescopic rod 13 can adjust the upper umbrella structure 12 to a suitable height, so as to shield and protect the foundation pit 20 in rainy weather and prevent rain from affecting the construction inside the foundation pit 20 .

[0029] The side support structure 14 is connected between the side wall of the first support rod 11 and the inner wall of the foundation pit 20 , and the side support structure 14 provides lateral support force for the first support rod 11 .

[0030] The side support structure 14 provides support force for the first support rod 11 , and the load force of the umbrella structure 12 and the rainwater thereon can be dispersed to the side support structure 14 , thus maintaining the stability of the entire structure.

[0031] See also Figure 1 , showing a vertical view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein a first flange group 15 is provided between a base 10 and a first support rod 11 .

[0032] Among them, the first flange group 15 includes a first flange 151 and a second flange 152. The first flange 151 is placed on the upper end surface of the base 10, and the second flange 152 is stacked on the upper end of the first flange 151. The second flange 152 is movably connected to the first flange 151, and the top end of the second flange 152 is connected to the first support rod 11.

[0033] See also Figure 2 , showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein an umbrella structure 12 comprises an umbrella pole and a retractable umbrella surface, wherein the umbrella pole comprises: a first connecting rod 121, and the first connecting rod 121 is connected to the upper end of a telescopic rod 13.

[0034] The diameter of the first connecting rod 121 is less than or equal to the diameter of the upper end of the telescopic rod 13 , and the length of the first connecting rod 121 is set according to actual construction requirements and is not specifically limited here.

[0035] The second connecting rod 122 is vertically stacked on the top of the first connecting rod 121 .

[0036] The diameter of the second connecting rod 122 is smaller than the diameter of the first connecting rod 121 , and the length of the second connecting rod 122 is also set according to actual construction requirements, and is not specifically limited here.

[0037] The sliding ring 123 is movably connected to the second connecting rod 122 , and the sliding ring 123 can slide up and down on the outer wall of the second connecting rod 122 .

[0038] The sliding ring 123 is sleeved on the outer periphery of the second connecting rod 122. In this embodiment, the second connecting rod 122 may further be provided with a block 1221, which pops out when the sliding ring 123 slides to a target position to limit the sliding ring 123.

[0039] See also Figure 2 , showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein a first connecting block 16 is provided between the telescopic rod 13 and the first connecting rod 121 .

[0040] The diameter of the first connecting block 16 is larger than the diameter of the telescopic rod 13 and the diameter of the first connecting rod 121 .

[0041] See also Figure 2 and Figure 3 , Figure 2 A front view of a support structure in a foundation pit according to the present invention is shown. Figure 3 The top view of a support structure in a foundation pit of the present invention is shown. The present invention provides a support structure in a foundation pit, and the retractable umbrella surface includes: a plurality of first fixing blocks 124, and the plurality of first fixing blocks 124 are arranged around the top of the second connecting rod 122.

[0042] The plurality of first fixing blocks 124 are arranged at intervals, and the intervals between adjacent first fixing blocks 124 are equal.

[0043] The plurality of sliding blocks 125 are movably connected to one side of the plurality of first fixing blocks 124 .

[0044] The sliding block 125 and the first fixing block 124 are arranged in a one-to-one correspondence, and the connection between the sliding block 125 and the first fixing block 124 is rotatable.

[0045] The plurality of skeletons 126 are respectively connected to the other side of the plurality of sliding blocks 125 , and the sliding blocks 125 move to drive the skeletons 126 to change the extension angle.

[0046] The multiple skeletons 126 move synchronously, and the angles between the multiple skeletons 126 and the second connecting rod 122 are consistent.

[0047] A rain shield (not shown) is connected to a plurality of frames 126. The movement of the plurality of frames 126 can drive the rain shield to open or close.

[0048] The rain shield may be a soft structure that can be folded and collapsed, or it may be a hard board, but the joint surface of the rain shield after being stretched must be smooth to prevent water leakage from affecting the construction in the foundation pit 20.

[0049] See also Figure 2, showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein an active connection assembly is provided between the umbrella pole and the retractable umbrella surface, and the active connection assembly comprises: a plurality of second fixing blocks 127, wherein the plurality of second fixing blocks 127 are alternately arranged on the side surface of the sliding ring 123, and the sliding of the sliding ring 123 drives the plurality of second fixing blocks 127 to move synchronously.

[0050] The second fixing block 127 and the first fixing block 124 are disposed correspondingly up and down, and the second fixing block 127 is disposed directly below the first fixing block 124 .

[0051] A plurality of third fixing blocks 128 are respectively connected to the lower sides of the plurality of frameworks 126 .

[0052] The third fixing block 128 is closely connected to the bottom surface of the frame 126 , and the connection position of the third fixing block 128 is set according to the force distribution of the frame 126 , which is not specifically limited here.

[0053] A plurality of support rods 129 are provided, one end of the support rod 129 is connected to the second fixing block 127 , and the other end is connected to the third fixing block 128 . The movement of the support rod 129 can change the angle between the second connecting rod 122 and the frame 126 .

[0054] Among them, one end of the support rod 129 connected to the second fixed block 127 drives the third fixed block 128 and the frame 126 at the other end to expand upward at a large angle according to the upward movement of the sliding ring 123, that is, drives the rain shield to open; the one end of the support rod 129 connected to the second fixed block 127 drives the third fixed block 128 and the frame 126 at the other end to close according to the downward movement of the sliding ring 123, that is, drives the rain shield to close.

[0055] See also Figure 2 , showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein a second flange group 17 is provided between the first support rod 11 and the telescopic rod 13.

[0056] The top end of the first support rod 11 is fixedly connected to the third flange 171 , the top end of the third flange 171 is movably connected to the fourth flange 172 , and the top end of the fourth flange 172 is fixedly connected to the telescopic rod 13 .

[0057] In this embodiment, when the construction workers assemble the base 10 and the first support rod 11, the third flange 171 at the top of the first support rod 11 and the fourth flange 172 at the bottom of the telescopic rod 13 are accurately installed to achieve a reliable connection.

[0058] See also Figure 2, showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein the side support structure 14 comprises: two second connection blocks 141, and the two second connection blocks 141 are respectively connected to the side walls of both sides of the first support rod 11.

[0059] Among them, the two second connecting blocks 141 have the same structure and are arranged horizontally. The two second connecting blocks 141 are symmetrically arranged on both sides of the first support rod 11. The distance between the second connecting block 141 and the upper end surface of the base 10 is set according to actual construction requirements and is not specifically limited here.

[0060] Two second support rods 142 , one end of the two second support rods 142 is correspondingly connected to the two second connection blocks 141 respectively.

[0061] The length of the second support rod 142 is adjustable, and can be adjusted to a suitable length corresponding to foundation pits 20 of different widths to provide better lateral support force.

[0062] See also Figure 2 , showing a front view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein the other end of the second support rod 142 is connected to the inner wall of the foundation pit 20.

[0063] The connection between the second support rod 142 and the inner wall of the foundation pit 20 can be separated by a gasket 21 to ensure the stability of the connection and prevent the second support rod 142 from being damaged by excessive force on the inner wall of the foundation pit 20 .

[0064] See also Figure 1 , showing a vertical view of a support structure in a foundation pit of the present invention. The present invention provides a support structure in a foundation pit, wherein a control panel 18 is arranged on the inner wall of the foundation pit 20, and the control panel 18 can control the extension and retraction of the telescopic rod 13 and the opening and closing of the umbrella structure 12.

[0065] Among them, the control panel 18 is arranged in a position in the foundation pit 20 that is easy for construction workers to touch and operate, and the control panel 18 is respectively connected to the telescopic rod 13 and the sliding ring 123. The height of the telescopic rod 13 is adjusted by a motor drive, and the sliding ring 123 is moved up and down to control the opening and closing of the rain shield.

[0066] In this embodiment, a button 19 can also be set on the surface of the wall near the control panel 18 to control the start and stop of the motor, which plays a role in safety protection for the construction of the foundation pit 20 and avoids safety problems caused by water leakage in the foundation pit 20.

[0067] The present invention is described in detail above in conjunction with the embodiments of the drawings. A person skilled in the art can make various changes to the present invention according to the above description. Therefore, certain details in the embodiments should not be construed as limiting the present invention, and the scope of protection of the present invention shall be the scope defined by the attached claims.

Claims

1. A support structure in a foundation pit, characterized in that: include: A base, which is placed at the bottom of the foundation pit; A first support rod, the first support rod is vertically arranged on the upper side of the base; An umbrella structure, the umbrella structure is arranged on the upper side of the first support rod, and the umbrella structure can be extended and opened to shelter the foundation pit from rain; A telescopic rod, the telescopic rod is connected between the first support rod and the umbrella structure, and the telescopic rod can be extended up and down to adjust the height of the umbrella structure; A side support structure is connected between the side wall of the first support rod and the inner wall of the foundation pit, and the side support structure provides lateral support force for the first support rod.

2. A support structure in a foundation pit according to claim 1, characterized in that: A first flange group is provided between the base and the first support rod.

3. The support structure in a foundation pit according to claim 1, characterized in that: The umbrella structure includes an umbrella pole and a retractable umbrella surface, and the umbrella pole includes: A first connecting rod, the first connecting rod being connected to the upper end of the telescopic rod; A second connecting rod, the second connecting rod is vertically stacked on a top end of the first connecting rod; A sliding ring is movably connected to the second connecting rod, and the sliding ring can slide up and down on the outer wall of the second connecting rod.

4. A supporting structure in a foundation pit according to claim 3, characterized in that: A first connecting block is provided between the telescopic rod and the first connecting rod.

5. The support structure in a foundation pit according to claim 3, characterized in that: The retractable umbrella surface comprises: A plurality of first fixing blocks, wherein the plurality of first fixing blocks are arranged around a top end of the second connecting rod; A plurality of sliding blocks, wherein the plurality of sliding blocks are movably connected to one side of the plurality of first fixed blocks respectively; A plurality of skeletons, wherein the plurality of skeletons are respectively connected to the other side of the plurality of sliding blocks, and the movement of the sliding blocks drives the skeletons to change the extension angle; A rain shield is connected to a plurality of the frames, and the movement of the plurality of frames can drive the rain shield to open or close.

6. The support structure in a foundation pit according to claim 5, characterized in that: A movable connection assembly is provided between the umbrella pole and the retractable umbrella surface, and the movable connection assembly includes: A plurality of second fixed blocks, wherein the plurality of second fixed blocks are alternately arranged on the side surface of the sliding ring, and the sliding ring slides to drive the plurality of second fixed blocks to move synchronously; A plurality of third fixing blocks, wherein the plurality of third fixing blocks are respectively connected to the lower sides of the plurality of frameworks; A plurality of struts, one end of each strut is connected to the second fixing block, and the other end of each strut is connected to the third fixing block. Movement of each strut can change the angle between the second connecting rod and the frame.

7. The support structure in a foundation pit according to claim 1, characterized in that: A second flange group is provided between the first support rod and the telescopic rod.

8. The support structure in a foundation pit according to claim 1, characterized in that: The side support structure comprises: Two second connecting blocks, the two second connecting blocks are respectively connected to the side walls on both sides of the first supporting rod; Two second support rods, one end of the two second support rods is respectively connected to the two second connection blocks.

9. The support structure in a foundation pit according to claim 8, characterized in that: The other end of the second support rod is connected to the inner wall of the foundation pit.

10. The support structure in a foundation pit according to claim 1, characterized in that: A control panel is arranged on the inner side wall of the foundation pit, and the control panel can control the extension and retraction of the telescopic rod and the opening and closing of the umbrella structure.

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