A construction safety protection device
By designing the base, docking base, fixing structure, and clamping mechanism of the construction safety protection device, the problems of unstable water pump fixing and easy damage to pipelines were solved, achieving stable connection and convenient operation of the water pump, and enhancing the overall stability and warning effect of the protection device.
Patent Information
- Application Number
- CN202311367744.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-10-20
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2043-10-20
AI Technical Summary
Existing construction safety protection devices are relatively simple in function. When it rains, water needs to be pumped out. However, the pumps are not fixed and are cumbersome to operate, and the pipes are easily damaged or detached.
A construction safety protection device was designed, comprising a protective device base, a docking base, a protective baffle, a fixed base plate, a column, a fixed top plate, a water pump body, a locking mechanism, a clamping mechanism, and a warning rope. The locking mechanism and clamping mechanism achieve stable fixation of the water pump and reinforcement of the pipeline, while the warning rope and reinforced anchor rod enhance the overall stability and warning effect.
It achieves stable fixing of the water pump and firm connection of the pipeline, simplifies the operation process, improves the protection effect and warning range of the device, and enhances the overall stability and ease of use of the device.
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Figure CN117449630B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of building construction, in particular to a building construction safety protection device. BACKGROUND
[0002] During the building construction process, the site safety needs to be ensured, especially near the foundation pit of the building construction, in order to avoid the site personnel from falling into the inside of the foundation pit, usually a protection device is needed to be placed at the position of the foundation pit to remind.
[0003] The existing building construction safety protection device mainly adopts a standing protection plate to realize warning, a reflector plate is usually arranged on the protection plate to improve the warning effect, but the existing building construction safety protection device has single functionality, only simple isolation and warning effect can be realized on the site, near the foundation pit of the building construction, water accumulation often occurs during the raining process, after the water accumulation, a water pump needs to be used to pump out, in order to ensure the stability of the water pump, the staff often hingedly fixes the pump body and the protection device by a wire, this fixing mode makes the water pump not stable enough, and the operation is complicated, time-consuming and laborious, during the working process of the water pump, the connected pipeline is also easy to be damaged or dropped due to the pulling, affecting the use, aiming at the deficiencies of the prior art, the present application provides a building construction safety protection device to solve the above problems. SUMMARY
[0004] (I) Technical problems solved
[0005] Aiming at the deficiencies of the prior art, the present application provides a building construction safety protection device, which solves the problem that the existing building construction safety protection device has single functionality, only simple isolation and warning effect can be realized on the site, near the foundation pit of the building construction, water accumulation often occurs during the raining process, after the water accumulation, a water pump needs to be used to pump out, in order to ensure the stability of the water pump, the staff often hingedly fixes the pump body and the protection device by a wire, this fixing mode makes the water pump not stable enough, and the operation is complicated, time-consuming and laborious, during the working process of the water pump, the connected pipeline is also easy to be damaged or dropped due to the pulling, affecting the use.
[0006] (II) Technical scheme
[0007] In order to achieve the above purposes, the present application is implemented by the following technical scheme: a building construction safety protection device, comprising a protection device base, a butt joint base is arranged on the protection device base, a protection baffle is clamped on the butt joint base, a fixed bottom plate is arranged on the top of the protection device base, a stand column is arranged on the fixed bottom plate, and a fixed top plate is arranged on the top of the stand column.
[0008] The fixed top plate is provided with a water pump body, the bottom of the water pump body is provided with a quick positioning plate, and a locking mechanism is arranged between the quick positioning plate and the fixed top plate.
[0009] The protective baffle is provided with a clamping mechanism corresponding to the water pump body pipeline, the clamping mechanism comprises a water pipe reinforcing seat, a plurality of warning rope bodies are arranged on the protective device base and the protective baffle, and reinforcing anchor rods are inserted into the ground.
[0010] Preferably, the locking mechanism comprises a sleeving base fixedly connected to the fixed top plate, a locking rod arranged in the inside of the sleeving base, a clamping ring plate arranged on the quick positioning plate and movably clamped in the sleeving base, and a locking hole formed in the clamping ring plate and movably clamped in the locking rod.
[0011] Preferably, the sleeving base is fixedly connected with a guide column, and the guide column is slidably connected with a sliding table fixedly connected with the locking rod.
[0012] Preferably, the guide column is fixedly connected with a fixed plate, a second screw rod is threadedly connected to the fixed plate and rotationally connected with the sliding table, and a second rotating handle is arranged on the second screw rod.
[0013] Preferably, a first screw rod is threadedly connected to the water pipe reinforcing seat, an arc-shaped clamping block is rotationally connected to the first screw rod, a pipeline clamping block is fixedly connected to the water pipe reinforcing seat, the pipeline of the water pump body is clamped between the arc-shaped clamping block and the pipeline clamping block, and a first rotating handle is fixedly connected to the first screw rod.
[0014] Preferably, a sliding groove is formed in the water pipe reinforcing seat, and a limiting plate is fixedly connected to the arc-shaped clamping block and slidably connected in the sliding groove.
[0015] Preferably, a limiting slot is formed in the protective baffle and corresponds to the water pipe reinforcing seat, an insertion block is arranged on the protective baffle and movably clamped in the inside of the butt joint base.
[0016] Preferably, a warning rope base is arranged on the protective device base, a locking block is clamped on the warning rope base, the warning rope body is fixed with the locking block, and a turning hook corresponding to the warning rope body is arranged on the protective baffle.
[0017] Preferably, an inner cavity for accommodating the warning rope body is arranged in the inside of the warning rope base, a locking groove corresponding to the locking block is formed in the warning rope base, a rope groove corresponding to the warning rope body is formed in the warning rope base, and a cover plate is movably clamped on the warning rope base.
[0018] Preferably, the cover plate is fixedly connected with an insertion rod, the insertion rod is provided with a clamping hole, the warning rope base is provided with a sleeve seat, the insertion rod is movably clamped in the sleeve seat, the sleeve seat is movably inserted with a clamping pin, and the clamping pin is movably clamped in the clamping hole.
[0019] The application discloses a building construction safety protection device.
[0020] 1. The building construction safety protection device is provided with a fixed base plate, a stand, a fixed top plate and a locking mechanism on the protection device base, so that the water pump body and the quick positioning plate are conveniently fixed on the protection device base as a whole, thereby ensuring stable fixation of the water pump body, the fixation mode is simple and convenient to operate, time and labor are saved, subsequent disassembly is convenient, and after the water pump body is fixed, the protection baffle and the clamping mechanism can be used to clamp and limit the pipeline of the water pump body; when the protection device is used to protect the foundation pit, the warning rope body and the reinforcing anchor rod can be used to reinforce the protection device, on one hand, reinforcement of the whole protection device is realized, the shaking of the whole device is small, the stress is stable, the support performance of the water pump body is good, and on the other hand, the protection range of the protection device is increased, the reflective marker is arranged on the warning rope body, a larger warning range and warning effect are provided, the protection effect of the protection device is good, and the use requirement is met.
[0021] 2. The building construction safety protection device, the whole structure of the locking mechanism is simple and convenient to use, the clamping ring plate is clamped and fixed by using the sleeve base, thereby realizing quick disassembly and assembly of the quick positioning plate and the water pump body, and the quick positioning plate and the water pump body are fixed stably after installation and fixation, and are not prone to loosening.
[0022] 3. The building construction safety protection device, the first lead screw is convenient for realizing position adjustment of the arc-shaped clamping block, thereby conveniently realizing reinforcement of the pipeline connected with the water pump body, the sliding groove and the limiting plate are arranged to realize lateral support of the arc-shaped clamping block, the stress of the arc-shaped clamping block is stable, thereby ensuring that the clamping effect of the clamping mechanism on the pipeline is good, the pipeline is not prone to loosening after clamping, and the stress is stable, the protection baffle is easy to disassemble through the arrangement of the insertion block and the butt joint base, thereby making the whole protection device easy to carry and transport. BRIEF DESCRIPTION OF DRAWINGS
[0023] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only show some embodiments of the application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative effort.
[0024] Figure 1 It is the overall structure schematic diagram of the present application;
[0025] Figure 2 It is the top view of the present application;
[0026] Figure 3 It is the first perspective view of the overall structure schematic diagram of the present application;
[0027] Figure 4 It is the second perspective view of the overall structure schematic diagram of the present application;
[0028] Figure 5 It is the structure schematic diagram of the protective baffle of the present application;
[0029] Figure 6 It is the disassembly schematic diagram of the water pipe reinforcing seat of the present application;
[0030] Figure 7 It is the disassembly schematic diagram of the quick positioning plate of the present application;
[0031] Figure 8 It is the structure schematic diagram of the sleeve base of the present application;
[0032] Figure 9 It is the structure schematic diagram of the warning rope base of the present application.
[0033] In the figure: 1, protective device base; 2, butt joint base; 3, protective baffle; 301, plug-in block; 302, limiting notch; 4, fixed bottom plate; 401, stand column; 402, fixed top plate; 5, water pump main body; 6, quick positioning plate; 601, clamping ring plate; 602, locking hole; 7, water pipe reinforcing seat; 701, first screw rod; 7011, first rotating handle; 702, arc-shaped clamping block; 703, pipe clamping block; 704, sliding groove; 705, limiting plate; 8, sleeve base; 801, locking rod; 802, guide column; 803, sliding table; 804, fixed plate; 805, second screw rod; 806, second rotating handle; 9, warning rope base; 901, warning rope main body; 9011, locking block; 902, turning hook; 903, reinforcing anchor rod; 904, rope groove; 905, locking groove; 906, cover plate; 907, sleeve; 908, plug rod; 909, clamping hole; 910, clamping pin. DETAILED DESCRIPTION
[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.
[0035] The embodiment of the application provides a building construction safety protection device, and solves the problem that the existing building construction safety protection device has single function, can only realize simple isolation and warning in the field, and water often accumulates in the rain near a building construction foundation pit, and the water needs to be pumped out after accumulation, and in order to ensure stability, the staff often hingingly fixes the pump body and the protection device by using a wire, so that the pump is unstable, and the operation is complicated, time-consuming and labor-consuming, and the connected pipeline is also easily damaged or separated during the working process of the pump, and the use is affected.
[0036] In order to better understand the above technical solutions, the above technical solutions will be described in detail in combination with the drawings of the specification and specific embodiments.
[0037] The embodiment of the application discloses a building construction safety protection device, according to the accompanying Figures 1-9 As shown in the figure, the device comprises a protection device base 1, the protection device base 1 is provided with a docking base 2, the docking base 2 is clamped with a protection baffle 3, the top of the protection device base 1 is provided with a fixed bottom plate 4, the fixed bottom plate 4 is provided with a stand column 401, and the top of the stand column 401 is provided with a fixed top plate 402.
[0038] The fixed top plate 402 is provided with a water pump body 5, the bottom of the water pump body 5 is provided with a quick positioning plate 6, and the quick positioning plate 6 and the fixed top plate 402 are provided with a locking mechanism.
[0039] The protection baffle 3 is provided with a clamping mechanism corresponding to the pipeline of the water pump body 5, and the clamping mechanism comprises a water pipe reinforcing seat 7.
[0040] The building construction safety protection device is provided with the fixed bottom plate 4, the stand column 401, the fixed top plate 402 and the locking mechanism on the protection device base 1, so that the water pump body 5 and the quick positioning plate 6 are conveniently fixed on the protection device base 1 as a whole, so that the water pump body 5 is fixed stably, the fixing mode is simple and convenient, time-saving and labor-saving, convenient for subsequent disassembly, and after the water pump body 5 is fixed, the protection baffle 3 and the clamping mechanism can be used to clamp and limit the pipeline of the water pump body 5, so that the water pipe connection of the water pump body 5 is stable and not easy to be loosened, and the existing building construction safety protection device has good function and meets the use requirement.
[0041] Specifically, the locking mechanism includes a sleeve base 8 fixedly connected to the fixed top plate 402, the inside of the sleeve base 8 is provided with a locking rod 801, the quick positioning plate 6 is provided with a clamping ring plate 601, the clamping ring plate 601 is movably clamped in the sleeve base 8, the clamping ring plate 601 is provided with a locking hole 602, and the locking rod 801 is movably clamped in the locking hole 602. The overall structure of the locking mechanism is simple, convenient to use, the sleeve base 8 is used to clamp and fix the clamping ring plate 601, thereby realizing quick disassembly and assembly of the quick positioning plate 6 and the water pump body 5, and the locking rod 801 and the locking hole 602 are arranged, so that the quick positioning plate 6 and the water pump body 5 are stably fixed after installation and are not easy to loosen.
[0042] Further, the sleeve base 8 is fixedly connected with a guide column 802, the guide column 802 is slidably connected with a sliding table 803, the sliding table 803 is fixedly connected with the locking rod 801, and the sliding table 803 and the guide column 802 are arranged to limit the locking rod 801, so that the locking rod 801 is stably stressed.
[0043] Further, the guide column 802 is fixedly connected with a fixed plate 804, the fixed plate 804 is threadedly connected with a second lead screw 805, and the second lead screw 805 is rotatably connected with the sliding table 803. The second lead screw 805 and the fixed plate 804 are arranged to conveniently adjust the position of the sliding table 803, thereby conveniently adjusting the locking rod 801, so that the water pump body 5 is conveniently disassembled and assembled.
[0044] Further, the second lead screw 805 is provided with a second rotating handle 806, and the second rotating handle 806 is arranged to save labor when the second lead screw 805 rotates.
[0045] The building construction safety protection device conveniently realizes quick installation of the water pump body 5 on the protection device base 1, and uses the water pump body 5 to drain the accumulated water at the building construction foundation pit position.
[0046] When the water pump body 5 is installed, the water pump body 5 and the quick positioning plate 6 are directly aligned above the fixed top plate 402, then the clamping ring plate 601 is inserted into the inside of the fixed top plate 402 and the sleeve base 8, at this time, the second rotating handle 806 is rotated, the second rotating handle 806 drives the second lead screw 805 to rotate, the second lead screw 805 drives the sliding table 803 to move, the sliding table 803 drives the locking rod 801 to move, and the locking rod 801 is inserted into the locking hole 602, so as to fix the overall position of the water pump body 5, the quick positioning plate 6 and the clamping ring plate 601, thereby realizing quick installation of the water pump body 5 on the protection device base 1.
[0047] When the water pump body 5 is subsequently disassembled, the above installation and fixing process is reversed, which is simple, convenient, time-saving and labor-saving.
[0048] Further, the water pipe reinforcing seat 7 is threadedly connected with a first lead screw 701, the first lead screw 701 is rotationally connected with an arc-shaped clamping block 702, the water pipe reinforcing seat 7 is fixedly connected with a pipe clamping block 703, the pipe of the water pump body 5 is clamped between the arc-shaped clamping block 702 and the pipe clamping block 703, and the first lead screw 701 is arranged to facilitate the position adjustment of the arc-shaped clamping block 702, thereby facilitating the reinforcement of the pipe connected with the water pump body 5.
[0049] Further, the first lead screw 701 is fixedly connected with a first rotating handle 7011, and the first rotating handle 7011 is arranged to save labor when the first lead screw 701 rotates.
[0050] Further, the water pipe reinforcing seat 7 is provided with a sliding groove 704, the arc-shaped clamping block 702 is fixedly connected with a limiting plate 705, the limiting plate 705 is slidingly connected in the sliding groove 704, and the sliding groove 704 and the limiting plate 705 are arranged to provide lateral support for the arc-shaped clamping block 702, so as to ensure the stable stress of the arc-shaped clamping block 702, thereby ensuring the good clamping effect of the clamping mechanism on the pipe and preventing the pipe from being easily loosened after clamping.
[0051] Further, the protective baffle 3 is provided with a limiting slot 302 corresponding to the water pipe reinforcing seat 7, and the limiting slot 302 is arranged to facilitate the installation and limiting of the water pipe reinforcing seat 7.
[0052] Further, the protective baffle 3 is provided with a plug-in block 301, the plug-in block 301 is movably clamped in the interior of the butt joint base 2, and the protective baffle 3 is arranged to be easily disassembled through the arrangement of the plug-in block 301 and the butt joint base 2, thereby making the protective device as a whole easy to carry and transport, and the plug-in block 301 and the butt joint base 2 are fixed by bolts.
[0053] As a further optimization of the present application, the protective device base 1 and the protective baffle 3 are provided with a plurality of warning rope bodies 901, and the warning rope bodies 901 are provided with reinforcing anchor rods 903 inserted into the ground.
[0054] The warning rope base 9 is provided with a locking block 9011 clamped thereon, and the warning rope main body 901 is fixed to the locking block 9011.
[0055] The cover plate 906 is fixedly connected with an insertion rod 908, the insertion rod 908 is provided with a clamping hole 909, the warning rope base 9 is provided with a sleeve 907, the insertion rod 908 is movably clamped in the sleeve 907, the sleeve 907 is movably inserted with a clamping pin 910, the clamping pin 910 is movably clamped in the clamping hole 909, after the warning rope main body 901 is stored in the inner cavity of the warning rope base 9, the insertion rod 908 is inserted into the sleeve 907, and the cover plate 906 is clamped with the warning rope base 9 at the same time, after complete clamping, the clamping pin 910 is inserted into the clamping hole 909, the cover plate 906 is fixed, and the warning rope main body 901 is limited.
[0056] When the protection device is used to protect the foundation pit, the warning rope main body 901 and the reinforcing anchor rod 903 can be used to strengthen the protection device, on the one hand, the protection device is provided with reinforcement, the whole device is small in shaking, stable in stress, good in supporting performance of the water pump main body 5, on the other hand, the protection range of the protection device is increased, the reflective marker is arranged on the warning rope main body 901, the warning range and the warning effect are larger, and the protection effect of the protection device is good.
[0057] The warning rope base 9 can store the warning rope main body 901, and the warning rope main body 901 is limited after being stored.
[0058] After the water pump main body 5 is installed and fixed, the water pump main body 5 is used to discharge water in the building foundation pit, the protection baffle 3 and the clamping mechanism are used to clamp and fix the pipeline, the connection end of the water pump main body 5 and the pipeline is stable in stress, and the water pump main body 5 and the pipeline are not easy to be loosened when being pulled by external force.
[0059] When reinforcing the pipeline of the water pump body 5, the pipeline is directly clamped on the pipeline clamping block 703, and then the first rotating handle 7011 is rotated to drive the first screw rod 701 to rotate, the first screw rod 701 drives the arc-shaped clamping block 702 to move, and then the arc-shaped clamping block 702 and the pipeline clamping block 703 clamp and fix the pipeline of the water pump body 5. When disassembling, the above clamping process is reversed.
[0060] The building construction safety protection device, the fixed bottom plate 4, the stand column 401, the fixed top plate 402 and the locking mechanism are arranged on the protection device base 1, so that the water pump body 5 and the quick positioning plate 6 are conveniently fixed on the protection device base 1 as a whole, so that the water pump body 5 is fixed stably. The fixing method is simple and convenient, saves time and effort, and is convenient for subsequent disassembly. After the water pump body 5 is fixed, the pipeline of the water pump body 5 can be clamped and limited by the protection baffle 3 and the clamping mechanism. When the protection device is used to protect the foundation pit, the warning rope body 901 and the reinforcing anchor rod 903 can be used to strengthen the protection device. On the one hand, the protection device as a whole is reinforced to ensure that the device as a whole shakes little and is stably stressed, and the support performance of the water pump body 5 is good. On the other hand, the protection range of the protection device is increased. The reflective marker is arranged on the warning rope body 901 to provide a larger warning range and warning effect, so that the protection effect of the protection device is good. Therefore, the water pipe connection of the water pump body 5 is stable and not easy to loosen, so that the existing building construction safety protection device has good functions and meets the use requirements.
[0061] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.
[0062] The above shows and describes the basic principles and main features of the present application and the advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A construction safety protection device, comprising a protection device base (1), characterized in that: the protection device base (1) is provided with a docking base (2), the docking base (2) is provided with a protection baffle (3), the top of the protection device base (1) is provided with a fixed bottom plate (4), the fixed bottom plate (4) is provided with a stand (401), and the top of the stand (401) is provided with a fixed top plate (402); the fixed top plate (402) is provided with a water pump body (5), the bottom of the water pump body (5) is provided with a quick positioning plate (6), and the quick positioning plate (6) and the fixed top plate (402) are provided with a locking mechanism; the protection baffle (3) is provided with a clamping mechanism corresponding to the pipeline of the water pump body (5), the clamping mechanism comprises a water pipe reinforcing seat (7), a plurality of warning rope bodies (901) are arranged on the protection device base (1) and the protection baffle (3), and the warning rope body (901) is provided with a reinforcing anchor rod (903) inserted into the ground; the locking mechanism comprises a sleeving base (8), the sleeving base (8) is fixedly connected to the fixed top plate (402), the inside of the sleeving base (8) is provided with a locking rod (801), the quick positioning plate (6) is provided with a clamping ring plate (601), the clamping ring plate (601) is movably clamped in the sleeving base (8), the clamping ring plate (601) is provided with a locking hole (602), and the locking rod (801) is movably clamped in the locking hole (602); the water pipe reinforcing seat (7) is threadedly connected with a first lead screw (701), the first lead screw (701) is rotatably connected with an arc-shaped clamping block (702), the water pipe reinforcing seat (7) is fixedly connected with a pipeline clamping block (703), the pipeline of the water pump body (5) is clamped between the arc-shaped clamping block (702) and the pipeline clamping block (703), and the first lead screw (701) is fixedly connected with a first rotating handle (7011); the water pipe reinforcing seat (7) is provided with a sliding groove (704), the arc-shaped clamping block (702) is fixedly connected with a limiting plate (705), and the limiting plate (705) is slidably connected in the sliding groove (704); the protection device base (1) is provided with a warning rope base (9), the warning rope base (9) is provided with a locking block (9011), the warning rope body (901) is fixed with the locking block (9011), and the protection baffle (3) is provided with a steering hook (902) corresponding to the warning rope body (901); the inside of the warning rope base (9) is provided with an inner cavity for accommodating the warning rope body (901), the warning rope base (9) is provided with a locking groove (905) corresponding to the locking block (9011), the warning rope base (9) is provided with a rope groove (904) corresponding to the warning rope body (901), and the warning rope base (9) is movably clamped with a cover plate (906).
2. A construction safety shield according to claim 1, wherein: The sleeve base (8) is fixedly connected with a guide column (802), the guide column (802) is slidably connected with a sliding table (803), and the sliding table (803) is fixedly connected with a locking rod (801).
3. A construction safety shield according to claim 2, wherein: The guide column (802) is fixedly connected with a fixed plate (804), the fixed plate (804) is threadedly connected with a second lead screw (805), the second lead screw (805) is rotatably connected with the sliding table (803), and the second lead screw (805) is provided with a second rotating handle (806).
4. A construction safety shield according to claim 1, wherein: The protective baffle (3) is provided with a limiting slot (302) corresponding to the water pipe reinforcing base (7), and the protective baffle (3) is provided with an insertion block (301) which is movably clamped in the inner portion of the butt joint base (2).
5. A construction safety shield according to claim 1, wherein: The cover plate (906) is fixedly connected with an insertion rod (908), the insertion rod (908) is provided with a clamping hole (909), the warning rope base (9) is provided with a sleeve base (907), the insertion rod (908) is movably clamped in the sleeve base (907), the sleeve base (907) is movably clamped with a clamping pin (910), and the clamping pin (910) is movably clamped in the clamping hole (909).
Citation Information
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A safety protection device for foundation pits in municipal engineering and its application method
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Foundation pit soil retaining structure of house building
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