CN220414966U - Assembled safety stair for foundation pit - Google Patents
Assembled safety stair for foundation pit Download PDFInfo
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- CN220414966U CN220414966U CN202321914081.7U CN202321914081U CN220414966U CN 220414966 U CN220414966 U CN 220414966U CN 202321914081 U CN202321914081 U CN 202321914081U CN 220414966 U CN220414966 U CN 220414966U
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- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000008397 galvanized steel Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Steps, Ramps, And Handrails (AREA)
Abstract
The utility model provides an assembled safety stair for a foundation pit, which comprises a support assembly, a plurality of standard knots and a handrail assembly, wherein the support assembly is arranged on foundation pit concrete; the standard sections are arranged on the support assembly and detachably connected with the support assembly, and the standard sections are detachably connected with each other; the armrest component is arranged on the standard joint and is rotationally connected with the standard joint. According to the utility model, through the structure, the assembled safety stair can be reused, so that resources are saved, and the construction cost is reduced.
Description
Technical Field
The utility model relates to the technical field of foundation construction, in particular to an assembled safety stair for a foundation pit.
Background
Along with the progress of society, underground construction is more and more, and underground construction needs to carry out foundation ditch operation, and the foundation ditch is deeper and deeper, consequently need install foundation ditch business turn over safety stairway, current safety stairway is through ordinary steel pipe and fastener, utilize spouting anchor concrete slope to set up as the basis and form, but its working procedure of setting up is many, and consuming time is long, and then lead to the efficiency of construction low, and current safety stairway needs the scene to be built simultaneously, leads to the difference great, and can't reuse in other foundation ditch operations, and then lead to wasting resources, increased construction cost.
Disclosure of Invention
Therefore, the utility model aims to overcome the defects that the existing safety stairway needs to be built on site, so that the difference is large and the safety stairway cannot be reused in the prior art.
To this end, the utility model provides an assembled safety stairway for a foundation pit, comprising:
the support assembly is arranged on the foundation pit concrete;
the standard sections are arranged on the support assembly and detachably connected with the support assembly, and the standard sections are detachably connected with each other;
the handrail component is arranged on the standard joint and is rotationally connected with the standard joint.
Optionally, the standard section includes:
the standard square-joint pipe is connected with the support assembly;
the plurality of step assemblies are arranged on the standard joint square tube, and the step assemblies are rotationally connected with the standard joint square tube.
Optionally, a clamping piece is arranged on the standard joint square tube, and the clamping piece is rotationally connected with the armrest assembly.
Optionally, the standard festival side pipe symmetry sets up two, sets up respectively the both ends of stepping the subassembly, the standard festival side pipe is provided with the round hole.
Optionally, the step assembly comprises:
the round rod penetrates through the round hole of the standard square tube and is rotationally connected with the standard square tube;
the stepping square tube is fixedly connected with the round rod through a connecting piece;
and the steel fence piece is arranged on the stepping square pipe.
Optionally, the stepping assembly further comprises:
the support piece is arranged on the standard joint square tube and is clamped with the stepping square tube.
Optionally, the armrest assembly comprises:
the upright rod is arranged on the standard square tube and is rotationally connected with the standard square tube;
and the handrail is arranged on the vertical rod.
Optionally, the stand assembly includes:
the first support is arranged at the top of the foundation pit concrete;
the second support is arranged at the bottom of the foundation pit concrete and is connected with the standard joint square pipe;
the third support is arranged in the middle of the foundation pit concrete and is connected with the standard joint square pipe.
Optionally, the first support is provided with the end footboard, the one end of end footboard with first support is connected, the other end with standard festival side union coupling.
Optionally, a clamping groove is further formed in the standard joint square tube, and the clamping groove is suitable for being clamped with the supporting piece.
The technical scheme of the utility model has the following advantages:
1. the utility model provides an assembled safety stair for a foundation pit, which comprises a support assembly, a plurality of standard knots and a handrail assembly, wherein the support assembly is arranged on foundation pit concrete; the standard sections are arranged on the support assembly and detachably connected with the support assembly, and the standard sections are detachably connected with each other; the armrest component is arranged on the standard joint and is rotationally connected with the standard joint.
The existing safety stairway is formed by erecting a common steel pipe and a fastener by using a spray-anchored concrete slope as a foundation, but the construction procedures are more, the consumption time is long, the construction efficiency is low, meanwhile, the existing safety stairway needs to be constructed on site, the difference is large, the safety stairway cannot be reused in other foundation pit operations, the resources are wasted, and the construction cost is increased. In the embodiment of the utility model, the support assembly is fixed on the foundation pit, the standard sections are installed along the gradient of the foundation pit, the handrail assembly is installed on the standard sections, and after the handrail assembly is used, the standard sections can be disassembled and applied to other foundation pit construction sites, so that the assembled safety stairway can be reused, resources are saved, and construction cost is reduced.
2. The utility model provides an assembled safety stair for a foundation pit, wherein a standard joint comprises a standard joint square tube and a plurality of stepping assemblies, and the standard joint square tube is connected with a support assembly; the plurality of step assemblies are arranged on the standard joint square tube, and the step assemblies are rotationally connected with the standard joint square tube. In the embodiment of the utility model, the angle of the stepping assembly can be adjusted by rotationally connecting the stepping assembly to the standard joint square tube, so that the stepping assembly is kept horizontal, and further, the convenience of a constructor in and out of a foundation pit is ensured.
3. The utility model provides an assembled safety stair for a foundation pit, wherein a clamping piece is arranged on a standard joint square pipe and is rotatably connected with a handrail assembly. In the embodiment of the utility model, the clamping piece is arranged to adjust the armrest assembly, so that the armrest assembly is kept at a preset position.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the partial structure of the portion A of the present utility model;
FIG. 3 is a schematic view of a partial front view of the present utility model;
fig. 4 is a schematic view of the pedal assembly of the present utility model.
Description of the reference numerals in the examples:
1. a support assembly; 2. a standard section; 3. a handrail assembly; 4. a clamping piece; 5. an end pedal; 100. concrete;
11. a first support; 12. a second support; 13. a third support;
21. standard square tube; 22. a stepping assembly;
221. a round bar; 222. a stepping square tube; 223. a steel fence piece; 224. a support; 225. a connecting piece;
31. a vertical rod; 32. an armrest.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Examples
As shown in fig. 1 to 4, the present embodiment provides an assembled safety stairway for a foundation pit, which includes a support assembly 1, a plurality of standard knots 2, and a handrail assembly 3, wherein the support assembly 1 is disposed on concrete 100 of the foundation pit; the standard sections 2 are arranged on the support assembly 1, the standard sections 2 are detachably connected with the support assembly 1, and the standard sections 2 are mutually detachably connected; the armrest assembly 3 is arranged on the standard joint 2, and the armrest assembly 3 is rotatably connected with the standard joint 2.
In the embodiment of the present utility model, the support assembly 1 is first fixed on the concrete 100 of the foundation pit, then the plurality of standard sections 2 are sequentially installed on the support assembly 1, and then the handrail assembly 3 is installed on the standard sections 2, so as to complete the installation of the fabricated safety stairway, and after the fabricated safety stairway is used, the plurality of standard sections 2 are disassembled and applied to the next foundation pit.
The existing safety stairway is formed by erecting a common steel pipe and a fastener by using a spray-anchored concrete slope as a foundation, but the construction procedures are more, the consumption time is long, the construction efficiency is low, meanwhile, the existing safety stairway needs to be constructed on site, the difference is large, the safety stairway cannot be reused in other foundation pit operations, the resources are wasted, and the construction cost is increased. In the embodiment of the utility model, the support assembly is fixed on the foundation pit, the standard sections are installed along the gradient of the foundation pit, the handrail assembly is installed on the standard sections, and after the handrail assembly is used, the standard sections can be disassembled and applied to other foundation pit construction sites.
In the embodiment of the present utility model, the support assembly 1 is fixed on the concrete 100 of the foundation pit by anchor bolts, the support assembly 1 and the standard sections 2 are connected by expansion bolts, and the plurality of standard sections 2 are also connected by expansion bolts.
Specifically, the standard joint 2 comprises a standard joint square tube 21 and a plurality of stepping assemblies 22, and the standard joint square tube 21 is connected with the support assembly 1; a plurality of step assemblies 22 are arranged on the standard joint square tube 21, and the step assemblies 22 are rotatably connected with the standard joint square tube 21. In the embodiment of the utility model, the angle of the stepping assembly 22 can be adjusted by rotationally connecting the stepping assembly 22 to the standard joint square tube 21, so that the stepping assembly 22 is kept horizontal, and further, the convenience of entering and exiting the foundation pit by constructors is ensured.
In the embodiment of the present utility model, the length of the standard knot 2 is set to be 1m, and the standard knot 2 includes five step assemblies 22, however, the present embodiment only illustrates the number of the step assemblies 22, and does not limit the number of the step assemblies 22, and those skilled in the art can change the number of the step assemblies 22 according to the actual situation, so long as the same technical effect can be achieved.
Further, as shown in fig. 2, the standard square tube 21 is provided with a clamping piece 4, and the clamping piece 4 is rotatably connected with the armrest assembly 3. In the embodiment of the present utility model, the clamping member 4 is provided, so that the armrest assembly 3 can be adjusted, so that the armrest assembly 3 is kept at a preset position.
In the embodiment of the present utility model, the clamping member 4 may be rotatable, and the clamping member 4 may be configured as a bolt or may be configured as a gear with self-locking function, and of course, the type of the arrangement of the clamping member 4 is not limited in this embodiment, and a person skilled in the art may change the type of the arrangement of the clamping member 4 according to the actual situation, so long as the same technical effect can be achieved.
Further, two standard joint square tubes 21 are symmetrically arranged and are respectively arranged at two ends of the stepping assembly 22, and the standard joint square tubes 21 are provided with round holes. In the embodiment of the present utility model, the length of the standard square tube 21 is 1m, and the wall thickness of the standard square tube 21 is 5mm, however, the size of the standard square tube 21 is not limited in this embodiment, and the size of the standard square tube 21 can be changed by a person skilled in the art according to the actual situation, so long as the same technical effect can be achieved.
Further, as shown in fig. 3 to 4, the step assembly 22 includes a round bar 221, a step square tube 222, and a steel fence piece 223, wherein the round bar 221 passes through a round hole of the standard joint square tube 21 and is rotatably connected with the standard joint square tube 21; the stepping square pipe 222 is fixedly connected with the round bar 221 through a connecting piece 225; the steel fence pieces 223 are provided on the step square pipe 222. In the embodiment of the present utility model, the length of the stepping square tube 222 is set to be 1m, and the wall thickness of the stepping square tube 222 is 2mm.
Further, the step assembly 22 further comprises a supporting member 224, the supporting member 224 is disposed on the standard joint square tube 21, and the supporting member 224 is connected with the step square tube 222; the standard joint square tube 21 is further provided with a clamping groove, and the supporting piece 224 is inserted into the clamping groove and used for supporting the stepping square tube 222. By rotating the round bar 221, the stepping square tube 222 is driven to rotate, so that the direction of the stepping square tube 222 is adjusted, the stepping square tube 222 is kept horizontal, and the supporting piece 224 is connected to the standard joint square tube 21 and the stepping square tube 222 and used for supporting the stepping assembly 22.
Specifically, the handrail assembly 3 comprises a vertical rod 31 and a handrail 32, wherein the vertical rod 31 is arranged on the standard square tube 21, and the vertical rod 31 is rotatably connected with the standard square tube 21 through the clamping piece 4; the armrests 32 are arranged on the vertical rods 31, and the armrests 32 are connected with the vertical rods 31 through fastening bolts. In the embodiment of the present utility model, the upright 31 and the handrail 32 are both formed by square pipes, the wall thickness of the square pipes is 2mm, the height of the upright 31 is 1m, the length of the handrail 32 is 1m, however, the dimensions of the upright 31 and the handrail 32 are not limited in this embodiment, and those skilled in the art can change the dimensions of the upright 31 and the handrail 32 according to practical situations, so long as the same technical effects can be achieved.
In the embodiment of the utility model, all square pipes are galvanized steel pipes, and compared with common cast iron steel, the galvanized steel pipe has higher strength and rigidity, in addition, the support assembly 1, the standard section 2 and the handrail assembly 3 are all prefabricated and processed in factories, and then assembled on a construction site after the processing is finished, and the standard section 2 processed in the factories is 1m long, so that the galvanized steel pipe is transported to the construction site for assembly, the assembly can be more efficient and faster, and the labor is saved.
Specifically, the support assembly 1 comprises a first support 11, a second support 12 and a third support 13, wherein the first support 11 is fixed on the top of the concrete 100 of the foundation pit through foundation bolts; the second support 12 is fixed at the bottom of the concrete 100 of the foundation pit through foundation bolts, and the second support 12 is connected with the standard square pipe 21 through expansion bolts; the third support 13 is arranged in the middle of the concrete 100 of the foundation pit, and the third support 13 is connected with the standard square pipe 21. In addition, the first support 11 is further provided with an end pedal 5, one end of the end pedal 5 is connected with the first support 11 through a bolt, and the other end of the end pedal 5 is rotatably connected with the standard joint square tube 21 through a bolt.
The specific installation process of the assembled safety stair for the foundation pit provided by the utility model is as follows:
firstly, prefabricating the support assembly 1, the standard joint 2 and the handrail assembly 3 in a factory, then transporting all the finished assemblies to a construction site, then installing the first support 11 on the top of the concrete 100 according to preset installation requirements, installing the second support 12 on the bottom of the concrete 100, installing the third support 13 in the middle of the concrete 100, installing a plurality of standard joint square tubes 21 on the second support 12, the third support 13 and the first support 11 in sequence, when the standard joint square tubes 21 and the first support 11 are needed, connecting the end pedal 5 between the standard joint square tubes 21 and the first support 11, then rotating the round rod 221 to drive the step square tubes 222 to rotate, so that the step square tubes 222 are kept horizontal, installing the supporting pieces 224 between the step square tubes 222 and the standard joint square tubes 21, finally connecting the upright rods 31 to the standard joint square tubes 21 through the clamping pieces 4, and connecting the upright rods 32 to the handrail 31, and finishing the installation of the safety stair; when the assembly type safety stair is required to be disassembled, the process is reversely operated.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. An assembled safety stairway for a foundation pit, comprising:
the support assembly (1) is arranged on the foundation pit concrete (100);
the standard joints (2) are arranged on the support assembly (1), the standard joints (2) are detachably connected with the support assembly (1), and the standard joints (2) are mutually detachably connected;
the handrail component (3) is arranged on the standard joint (2), and the handrail component (3) is rotationally connected with the standard joint (2).
2. The assembled safety stairway for foundation pit according to claim 1, characterised in that the standard section (2) comprises:
the standard square-joint pipe (21) is connected with the support assembly (1);
the plurality of step assemblies (22) are arranged on the standard joint square tube (21), and the step assemblies (22) are rotationally connected with the standard joint square tube (21).
3. The assembled safety stairway for foundation pit according to claim 2, wherein the standard joint square tube (21) is provided with a clamping piece (4), and the clamping piece (4) is rotationally connected with the handrail assembly (3).
4. A safety stairway for a foundation pit according to claim 3, wherein the standard joint square tubes (21) are symmetrically arranged at two ends of the step assembly (22), and the standard joint square tubes (21) are provided with round holes.
5. The fabricated safety stairway for a foundation pit according to claim 4, wherein the tread assembly (22) comprises:
the round rod (221) penetrates through the round hole of the standard square tube (21) and is rotationally connected with the standard square tube (21);
the stepping square tube (222) is fixedly connected with the round rod (221) through a connecting piece (225);
and the steel fence piece (223) is arranged on the stepping square pipe (222).
6. The fabricated safety stairway for a foundation pit according to claim 5, wherein the tread assembly (22) further comprises:
the support piece (224) is arranged on the standard joint square tube (21), and the support piece (224) is clamped with the stepping square tube (222).
7. The assembled safety stairway for a foundation pit according to any one of claims 2 to 6, characterised in that the handrail assembly (3) comprises:
the upright rod (31) is arranged on the standard square tube (21), and the upright rod (31) is rotationally connected with the standard square tube (21);
and a handrail (32) arranged on the vertical rod (31).
8. The assembled safety stairway for foundation pit according to claim 7, wherein the support assembly (1) comprises:
the first support (11) is arranged at the top of the foundation pit concrete (100);
the second support (12) is arranged at the bottom of the foundation pit concrete (100), and the second support (12) is connected with the standard square pipe (21);
the third support (13) is arranged in the middle of the foundation pit concrete (100), and the third support (13) is connected with the standard square pipe (21).
9. The assembled safety stairway for foundation pit according to claim 8, wherein the first support (11) is provided with an end pedal (5), one end of the end pedal (5) is connected with the first support (11), and the other end is connected with the standard joint pipe (21).
10. The assembled safety stairway for foundation pit according to claim 6, characterised in that the standard joint square tube (21) is further provided with a clamping groove adapted to clamp the support (224).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321914081.7U CN220414966U (en) | 2023-07-19 | 2023-07-19 | Assembled safety stair for foundation pit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321914081.7U CN220414966U (en) | 2023-07-19 | 2023-07-19 | Assembled safety stair for foundation pit |
Publications (1)
Publication Number | Publication Date |
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CN220414966U true CN220414966U (en) | 2024-01-30 |
Family
ID=89644342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321914081.7U Active CN220414966U (en) | 2023-07-19 | 2023-07-19 | Assembled safety stair for foundation pit |
Country Status (1)
Country | Link |
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CN (1) | CN220414966U (en) |
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2023
- 2023-07-19 CN CN202321914081.7U patent/CN220414966U/en active Active
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