A foundation pit support structure for preventing deformation

Abstract

The present invention is applicable to the field of foundation pit support and provides a foundation pit support structure that prevents deformation, including a base and also including: a support plate, the base is slidably connected to a bracket, a thrust mechanism is arranged between the bracket and the base, and the thrust mechanism is used to push the bracket to slide horizontally along the base; the bracket is slidably connected to a vertical support component and a horizontal support component, the vertical support component and the horizontal support component are vertically arranged, and the vertical support component and the horizontal support component jointly elastically support the support plate; a connecting mechanism is arranged between the vertical support component and the horizontal support component, and the connecting mechanism can slidably connect the vertical support component and the horizontal support component; the connecting mechanism is connected to a guide mechanism; a foundation pit support structure that prevents deformation, the vertical support component and the horizontal support component jointly support the support plate, thereby effectively increasing the support stability of the support plate.

Description

Technical Field

[0001] The invention belongs to the field of foundation pit support, and in particular relates to a foundation pit support structure capable of preventing deformation. Background Art

[0002] With the development of urban construction, high-rise buildings are gradually increasing, and urban building density is increasing. Due to the need for functional use and the development of underground space, high-rise buildings are generally designed with large and deep basements. The development of basements involves the safety of deep foundation pits, which is particularly important in densely built areas located on soft soil.

[0003] The existing foundation pit support structure consists of a base plate fixed to the bottom of the foundation pit, a guard plate attached to and supporting the sidewalls of the foundation pit, and support rods installed between the base plate and the guard plate. The support rods press the guard plate against the sidewalls of the foundation pit to reinforce the sidewalls. This fixing method has poor fixing stability. When supporting multiple points, the support rods need to be connected one by one, which has poor connection stability and is difficult to adjust the support angle of the support plate.

[0004] In order to avoid the above technical problems, it is necessary to provide a foundation pit support structure that prevents deformation to overcome the above defects in the prior art. Summary of the Invention

[0005] The purpose of the present invention is to provide a foundation pit support structure that prevents deformation, aiming to solve the problems that the existing foundation pit support structure fixing method has poor fixing stability, the support rods need to be connected one by one when supporting multiple points, the connection stability is poor, and the support angle of the support plate is difficult to adjust.

[0006] The present invention is achieved by providing a foundation pit support structure for preventing deformation, comprising a base and further comprising:

[0007] A support plate is rotatably connected to the base, the base is slidably connected to a bracket, a thrust mechanism is provided between the bracket and the base, and the thrust mechanism is used to push the bracket to slide horizontally along the base;

[0008] The bracket is slidably connected to a vertical support assembly and a horizontal support assembly, the vertical support assembly and the horizontal support assembly are vertically arranged therebetween, and the vertical support assembly and the horizontal support assembly jointly elastically support the support plate;

[0009] A connecting mechanism is provided between the vertical support assembly and the horizontal support assembly, and the connecting mechanism can slide the vertical support assembly and the horizontal support assembly together; the connecting mechanism is connected to a guide mechanism, and the guide mechanism can change the inclination angle of the contact surface between the vertical support assembly and the horizontal support assembly;

[0010] The base is connected to a fixing mechanism, and the fixing mechanism can connect and fix the base to the ground.

[0011] According to a further technical solution, the vertical support assembly includes a vertical rod, a push plate No. 1 and a spring No. 1;

[0012] The vertical rod is slidably connected to the bracket, the No. 1 push plate is fixedly connected to the vertical rod, the No. 1 spring is arranged between the No. 1 push plate and the bracket, and the No. 1 push plate abuts against the supporting plate.

[0013] According to a further technical solution, the horizontal support assembly includes a cross bar, a second push plate, a second spring and a limit stop seat;

[0014] The cross bar is slidably connected to the bracket, the No. 2 push plate is fixedly connected to the cross bar, the No. 2 push plate abuts against the support plate, the limit block seat is threadedly connected to the cross bar, and the No. 2 spring is connected between the bracket and the limit block seat.

[0015] According to a further technical solution, the connecting mechanism includes a guide seat, a slide rod and a connecting seat;

[0016] The connecting seat is rotatably connected to the vertical rod, the sliding rod is fixedly connected to the connecting seat, the guide seat is rotatably connected to the horizontal rod, and the sliding rod is slidably connected to the guide seat, and the guide mechanism can drive the connecting seat to rotate.

[0017] According to a further technical solution, the guide mechanism includes a guide rail, a threaded rod, a sliding seat, a clamp and a fixing rod;

[0018] The guide rail is fixedly connected to the vertical rod, the threaded rod is rotatably connected to the guide rail, the sliding seat is slidably connected to the guide rail, and the threaded rod is threadedly connected to the sliding seat, the clamp is rotatably connected to the sliding seat, the fixed rod is fixedly connected to the connecting seat, and the clamp is slidably connected to the fixed rod.

[0019] According to a further technical solution, the thrust mechanism includes a push rod and a rotating seat, the rotating seat is fixedly connected to the base, the push rod is rotationally connected to the rotating seat, and the push rod is threadedly connected to the bracket.

[0020] According to a further technical solution, the fixing mechanism includes a threaded shaft and a rotating rod, the base is fixedly connected to a positioning seat, the rotating rod is threadedly connected to the positioning seat, and the threaded shaft is fixedly connected to the rotating rod.

[0021] According to a further technical solution, the support plate is connected with a plurality of bosses.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention provides a foundation pit support structure for preventing deformation, wherein a base is connected and fixed to the ground by a fixing mechanism, the base is slidably connected to a bracket, and a thrust mechanism is provided between the bracket and the base;

[0024] The push rod is rotatably connected to the rotating seat, and the push rod is threadedly connected to the bracket; the push rod is rotated, and the push rod drives the bracket to slide horizontally along the base, so that the bracket pushes the support plate to rotate through the vertical support assembly and the horizontal support assembly, thereby adjusting the support angle of the support plate;

[0025] The present invention provides a foundation pit support structure for preventing deformation, wherein the vertical rod is slidably connected to the bracket, the push plate is fixedly connected to the vertical rod, the No. 1 spring is arranged between the No. 1 push plate and the bracket, and the No. 1 push plate abuts against the support plate;

[0026] The present invention provides a foundation pit support structure that prevents deformation. The first spring pushes the first push plate, and the first push plate supports the support plate vertically; the vertical rod drives the connecting seat to move vertically, the connecting seat drives the sliding rod and the guide seat to slide relative to each other, and the guide seat drives the cross bar to move horizontally; under the push of the second spring, the second push plate supports the support plate horizontally; the limit stop seat is rotated, and the limit stop seat moves horizontally along the cross bar, thereby adjusting the elastic thrust of the second spring on the second push plate; the vertical support assembly and the horizontal support assembly jointly support the support plate, thereby effectively increasing the support stability of the support plate; the clamp limits the fixing rod, and the fixing rod is fixed to the connecting seat;

[0027] The present invention provides a foundation pit support structure that prevents deformation. Before the support plate is used, the threaded rod is rotated, and the threaded rod drives the sliding seat to slide along the guide rail. The sliding seat drives the connecting seat to rotate through the cooperation of the clamp and the fixed rod, thereby changing the inclination angle of the contact surface between the clamp and the fixed rod; and then when the support plate is supported by force, the support angle and support position of the No. 1 push plate and the No. 2 push plate on the support plate are further changed. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural schematic diagram of the present invention;

[0029] Figure 2 for Figure 1 Schematic diagram of the right view structure;

[0030] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of area A in the middle;

[0031] Figure 4 Schematic diagram of the structure of the guide mechanism;

[0032] Figure 5 It is a structural diagram of the vertical support assembly;

[0033] Figure 6 Schematic diagram of the structure of the connecting mechanism.

[0034] In the accompanying drawings: base 1, support plate 2, bracket 3, thrust mechanism 4, push rod 41, rotating seat 42, vertical support assembly 5, vertical rod 51, push plate No. 1 52, spring No. 1 53, horizontal support assembly 6, cross bar 61, push plate No. 2 62, spring No. 2 63, limit block seat 64, guide mechanism 7, guide rail 71, threaded rod 72, sliding seat 73, clamp 74, fixed rod 75, fixing mechanism 8, threaded shaft 81, rotating rod 82, positioning seat 83, connecting mechanism 9, guide seat 91, sliding rod 92, connecting seat 93, boss 10. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0036] The specific implementation of the present invention is described in detail below with reference to specific embodiments.

[0037] like Figures 1-6 As shown, a foundation pit support structure for preventing deformation provided by the present invention includes a base 1 and further includes:

[0038] The support plate 2 is rotatably connected to the base 1, and the base 1 is slidably connected to the bracket 3. A thrust mechanism 4 is provided between the bracket 3 and the base 1, and the thrust mechanism 4 is used to push the bracket 3 to slide horizontally along the base 1;

[0039] The bracket 3 is slidably connected to a vertical support assembly 5 and a horizontal support assembly 6. The vertical support assembly 5 and the horizontal support assembly 6 are vertically arranged therebetween, and the vertical support assembly 5 and the horizontal support assembly 6 jointly elastically support the support plate 2.

[0040] A connecting mechanism 9 is provided between the vertical support assembly 5 and the horizontal support assembly 6, and the connecting mechanism 9 can slidably connect the vertical support assembly 5 and the horizontal support assembly 6; the connecting mechanism 9 is connected to a guide mechanism 7, and the guide mechanism 7 can change the inclination angle of the contact surface between the vertical support assembly 5 and the horizontal support assembly 6;

[0041] The base 1 is connected to a fixing mechanism 8, and the fixing mechanism 8 can connect and fix the base 1 to the ground.

[0042] When in use, the base 1 is connected and fixed to the ground by a fixing mechanism 8, and the base 1 is slidably connected to the bracket 3. A thrust mechanism 4 is provided between the bracket 3 and the base 1. The thrust mechanism 4 is used to push the bracket 3 to slide horizontally along the base 1, so that the bracket 3 pushes the support plate 2 to rotate through the vertical support assembly 5 and the horizontal support assembly 6, thereby adjusting the support angle of the support plate 2;

[0043] The vertical support assembly 5 and the horizontal support assembly 6 jointly support the support plate 2, thereby effectively increasing the support stability of the support plate 2;

[0044] A connecting mechanism 9 is provided between the vertical support assembly 5 and the horizontal support assembly 6, and the connecting mechanism 9 can slidingly connect the vertical support assembly 5 and the horizontal support assembly 6; the connecting mechanism 9 is connected to a guide mechanism 7, and the guide mechanism 7 can change the inclination angle of the contact surface between the vertical support assembly 5 and the horizontal support assembly 6, and change the support angle and support position of the vertical support assembly 5 and the horizontal support assembly 6 on the support plate 2.

[0045] In the embodiment of the present invention, as a preferred embodiment of the present invention, the vertical support assembly 5 includes a vertical rod 51, a push plate No. 1 52 and a spring No. 1 53;

[0046] The vertical rod 51 is slidably connected to the bracket 3 , the No. 1 push plate 52 is fixedly connected to the vertical rod 51 , the No. 1 spring 53 is provided between the No. 1 push plate 52 and the bracket 3 , and the No. 1 push plate 52 abuts against the supporting plate 2 .

[0047] The No. 1 spring 53 pushes the No. 1 push plate 52 , and the No. 1 push plate 52 vertically supports the supporting plate 2 .

[0048] In the embodiment of the present invention, as a preferred embodiment of the present invention, the horizontal support assembly 6 includes a cross bar 61, a second push plate 62, a second spring 63 and a limit stop 64;

[0049] The cross bar 61 is slidably connected to the bracket 3, the No. 2 push plate 62 is fixedly connected to the cross bar 61, the No. 2 push plate 62 abuts against the support plate 2, the limit block seat 64 is threadedly connected to the cross bar 61, and the No. 2 spring 63 is connected between the bracket 3 and the limit block seat 64.

[0050] Under the push of the No. 2 spring 63, the No. 2 push plate 62 horizontally supports the support plate 2; the limit block 64 is rotated, and the limit block 64 moves horizontally along the cross bar 61, thereby adjusting the elastic thrust of the No. 2 spring 63 on the No. 2 push plate 62.

[0051] In the embodiment of the present invention, as a preferred embodiment of the present invention, the connecting mechanism 9 includes a guide seat 91, a slide rod 92 and a connecting seat 93;

[0052] The connecting seat 93 is rotatably connected to the vertical rod 51, the sliding rod 92 is fixedly connected to the connecting seat 93, the guide seat 91 is rotatably connected to the cross bar 61, and the sliding rod 92 is slidably connected to the guide seat 91, and the guide mechanism 7 can drive the connecting seat 93 to rotate;

[0053] The vertical rod 51 drives the connecting seat 93 to move vertically, the connecting seat 93 drives the sliding rod 92 and the guide seat 91 to slide relative to each other, and the guide seat 91 drives the cross rod 61 to move horizontally.

[0054] In the embodiment of the present invention, as a preferred embodiment of the present invention, the guide mechanism 7 includes a guide rail 71, a threaded rod 72, a sliding seat 73, a clamp 74 and a fixing rod 75;

[0055] The guide rail 71 is fixedly connected to the vertical rod 51, the threaded rod 72 is rotatably connected to the guide rail 71, the sliding seat 73 is slidably connected to the guide rail 71, and the threaded rod 72 is threadedly connected to the sliding seat 73, the clamp 74 is rotatably connected to the sliding seat 73, the fixed rod 75 is fixedly connected to the connecting seat 93, and the clamp 74 is slidably connected to the fixed rod 75;

[0056] The clamp 74 limits the fixed rod 75, and the fixed rod 75 is fixed to the connecting seat 93; the threaded rod 72 is rotated, and the threaded rod 72 drives the sliding seat 73 to slide along the guide rail 71, and the sliding seat 73 drives the connecting seat 93 to rotate through the cooperation between the clamp 74 and the fixed rod 75, thereby changing the inclination angle of the contact surface between the clamp 74 and the fixed rod 75.

[0057] In an embodiment of the present invention, as a preferred embodiment of the present invention, the thrust mechanism 4 includes a push rod 41 and a rotating seat 42, the rotating seat 42 is fixedly connected to the base 1, the push rod 41 is rotatably connected to the rotating seat 42, and the push rod 41 is threadedly connected to the bracket 3; the push rod 41 is rotated, and the push rod 41 drives the bracket 3 to slide horizontally along the base 1.

[0058] In the embodiment of the present invention, as a preferred embodiment of the present invention, the fixing mechanism 8 includes a threaded shaft 81 and a rotating rod 82, the base 1 is fixedly connected to a positioning seat 83, the rotating rod 82 is threadedly connected to the positioning seat 83, and the threaded shaft 81 is fixedly connected to the rotating rod 82;

[0059] The rotating rod 82 is rotated to drive the threaded shaft 81 to move vertically, so that the threaded shaft 81 is connected and fixed to the ground.

[0060] In the embodiment of the present invention, as a preferred embodiment of the present invention, the support plate 2 is connected with a plurality of bosses 10 .

[0061] When in use, the base 1 is connected and fixed to the ground through the fixing mechanism 8. The base 1 is slidably connected to the bracket 3. A thrust mechanism 4 is provided between the bracket 3 and the base 1.

[0062] The push rod 41 is rotatably connected to the rotating seat 42, and the push rod 41 is threadedly connected to the bracket 3; the push rod 41 is rotated, and the push rod 41 drives the bracket 3 to slide horizontally along the base 1, so that the bracket 3 pushes the support plate 2 to rotate through the vertical support assembly 5 and the horizontal support assembly 6, thereby adjusting the support angle of the support plate 2;

[0063] The vertical rod 51 is slidably connected to the bracket 3 , the push plate 52 is fixedly connected to the vertical rod 51 , the No. 1 spring 53 is provided between the No. 1 push plate 52 and the bracket 3 , and the No. 1 push plate 52 abuts against the supporting plate 2 .

[0064] The first spring 53 pushes the first push plate 52, and the first push plate 52 vertically supports the support plate 2;

[0065] The vertical rod 51 drives the connecting seat 93 to move vertically, the connecting seat 93 drives the slide bar 92 to slide relative to the guide seat 91, and the guide seat 91 drives the cross bar 61 to move horizontally; under the push of the second spring 63, the second push plate 62 horizontally supports the support plate 2; the limit stopper 64 is rotated, and the limit stopper 64 moves horizontally along the cross bar 61, thereby adjusting the elastic thrust of the second spring 63 on the second push plate 62;

[0066] The vertical support assembly 5 and the horizontal support assembly 6 jointly support the support plate 2, thereby effectively increasing the support stability of the support plate 2;

[0067] The clamp 74 limits the fixing rod 75, and the fixing rod 75 is fixed to the connecting seat 93;

[0068] Before using the support plate 2, rotate the threaded rod 72, and the threaded rod 72 drives the sliding seat 73 to slide along the guide rail 71. The sliding seat 73 drives the connecting seat 93 to rotate through the cooperation of the clamp 74 and the fixed rod 75, thereby changing the inclination angle of the contact surface between the clamp 74 and the fixed rod 75; and then when the support plate 2 is supported by force, the support angle and support position of the No. 1 push plate 52 and the No. 2 push plate 62 on the support plate 2 are further changed.

[0069] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0070] In the present invention, the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples" mean that the specific features, structures, materials, or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification, as well as features of different embodiments or examples, unless they are mutually inconsistent.

[0071] Although the embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and are not to be construed as limitations on the present invention. A person skilled in the art may change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A foundation pit support structure for preventing deformation, comprising a base, characterized in that: Also includes: A support plate is rotatably connected to the base, the base is slidably connected to a bracket, a thrust mechanism is provided between the bracket and the base, and the thrust mechanism is used to push the bracket to slide horizontally along the base; The bracket is slidably connected to a vertical support assembly and a horizontal support assembly, the vertical support assembly and the horizontal support assembly are vertically arranged therebetween, and the vertical support assembly and the horizontal support assembly jointly elastically support the support plate; A connecting mechanism is provided between the vertical support assembly and the horizontal support assembly, and the connecting mechanism can slide the vertical support assembly and the horizontal support assembly together; the connecting mechanism is connected to a guide mechanism, and the guide mechanism can change the inclination angle of the contact surface between the vertical support assembly and the horizontal support assembly; The base is connected to a fixing mechanism, and the fixing mechanism can connect and fix the base to the ground.

2. The foundation pit support structure for preventing deformation according to claim 1, characterized in that: The vertical support assembly includes a vertical rod, a push plate No. 1 and a spring No. 1; The vertical rod is slidably connected to the bracket, the No. 1 push plate is fixedly connected to the vertical rod, the No. 1 spring is arranged between the No. 1 push plate and the bracket, and the No. 1 push plate abuts against the supporting plate.

3. The foundation pit support structure for preventing deformation according to claim 2, characterized in that: The horizontal support assembly includes a cross bar, a second push plate, a second spring and a limit stop seat; The cross bar is slidably connected to the bracket, the No. 2 push plate is fixedly connected to the cross bar, the No. 2 push plate abuts against the support plate, the limit block seat is threadedly connected to the cross bar, and the No. 2 spring is connected between the bracket and the limit block seat.

4. The foundation pit support structure for preventing deformation according to claim 3, characterized in that: The connecting mechanism includes a guide seat, a sliding rod and a connecting seat; The connecting seat is rotatably connected to the vertical rod, the sliding rod is fixedly connected to the connecting seat, the guide seat is rotatably connected to the horizontal rod, and the sliding rod is slidably connected to the guide seat, and the guide mechanism can drive the connecting seat to rotate.

5. The foundation pit support structure for preventing deformation according to claim 4, characterized in that: The guide mechanism includes a guide rail, a threaded rod, a sliding seat, a clamp and a fixing rod; The guide rail is fixedly connected to the vertical rod, the threaded rod is rotatably connected to the guide rail, the sliding seat is slidably connected to the guide rail, and the threaded rod is threadedly connected to the sliding seat, the clamp is rotatably connected to the sliding seat, the fixed rod is fixedly connected to the connecting seat, and the clamp is slidably connected to the fixed rod.

6. The foundation pit support structure for preventing deformation according to claim 1, characterized in that: The thrust mechanism includes a push rod and a rotating seat, the rotating seat is fixedly connected to the base, the push rod is rotatably connected to the rotating seat, and the push rod is threadedly connected to the bracket.

7. The foundation pit support structure for preventing deformation according to claim 1, characterized in that: The fixing mechanism includes a threaded shaft and a rotating rod. The base is fixedly connected to a positioning seat. The rotating rod is threadedly connected to the positioning seat. The threaded shaft is fixedly connected to the rotating rod.

8. The foundation pit support structure for preventing deformation according to claim 1, characterized in that: The supporting plate is connected with a plurality of bosses.

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