CN219220271U - Foundation pit hanging ladder - Google Patents
Foundation pit hanging ladder Download PDFInfo
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- CN219220271U CN219220271U CN202223332073.XU CN202223332073U CN219220271U CN 219220271 U CN219220271 U CN 219220271U CN 202223332073 U CN202223332073 U CN 202223332073U CN 219220271 U CN219220271 U CN 219220271U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The application provides a foundation ditch hangs ladder relates to construction technical field for install in the foundation ditch in order to construct upper and lower passageway, including step ladder, bracket, ceiling. The step ladder is provided with a supporting structure for connection and bearing; the bracket is provided with at least two bearing pieces, one end of each bearing piece is fixedly connected with the foundation pit, the other end of each bearing piece is used for mounting a supporting structure of the step ladder, and the adjacent bearing pieces are provided with connecting rods for realizing stable connection; the ceiling is arranged on the upper part of the hanging ladder and used for safety protection. The hanging ladder is suitable for construction environments, is convenient and safe to install and dismantle, can be recycled, and can improve construction efficiency, safety and economic benefit of foundation pit steps.
Description
Technical Field
The application relates to the technical field of building construction, in particular to a foundation pit hanging ladder.
Background
With the increasing rapid construction of large-scale buildings and the development of urban underground spaces, foundation pit engineering is developing towards dense, deep and large directions, and thus, the problem of construction safety is increasing. During engineering construction, on-site constructors must enter the foundation pit through the upper and lower passages of the foundation pit to perform relevant construction operation, so that the upper and lower passage stairs with safety specifications must be manufactured to ensure the safety of the constructors.
However, the upper and lower channels are built and removed at the site of foundation pit construction, which not only causes resource waste, but also lacks earlier planning and temporary construction coordinated with the foundation pit construction, which may affect the whole construction process.
In addition, because of being limited by the dense building in engineering scene, the fertile groove space of foundation ditch often is narrower, if foundation ditch step ladder design is unreasonable, not only can influence earlier stage construction installation, can be more limited by the building structure that has accomplished in the foundation ditch in later stage dismantlement process. Moreover, when the foundation pit ladder adopts a non-detachable mode, a plurality of potential safety hazards exist when the foundation pit ladder is detached in a narrow space, and the occurrence of industrial injury accidents of constructors is very easy to cause. Therefore, the convenience of assembly and disassembly of the foundation pit ladder and the adaptability to the foundation pit construction environment are fully considered for the design and construction of the foundation pit ladder, and the engineering construction efficiency and the safety are improved on the premise of ensuring the feasibility of the construction scheme of the foundation pit ladder.
Therefore, in order to improve the recycling property of the foundation pit step engineering building materials, the construction and the dismantling of systemization and standardization are realized, meanwhile, the foundation pit step engineering building materials can be matched and coordinated with the foundation pit engineering environment, the existing foundation pit step scheme is required to be further optimally designed, so that the construction efficiency and the safety of the foundation pit step are improved, and an up-down channel which can be safely accessed by operators is created under the condition that the related construction of the foundation pit building is not influenced.
Disclosure of Invention
In order to solve the convenience, the security of foundation ditch step installation and demolishment to and engineering building materials cyclic utilization's problem, this application provides a foundation ditch suspension ladder, can make foundation ditch step ladder and construction environment adapt to, improves the efficiency of construction, security and the economic benefits of foundation ditch step ladder.
The technical scheme adopted by the embodiment of the application for solving the technical problems is as follows: a foundation pit hanging ladder is used for being installed in a foundation pit to construct an up-down channel and comprises a step ladder, a bracket and a ceiling.
The step ladder is provided with a supporting structure for connection and bearing.
The bracket is provided with at least two bearing pieces, one end of each bearing piece is fixedly connected with the foundation pit, the other end of each bearing piece is used for mounting a supporting structure of the step ladder, and the adjacent bearing pieces are provided with connecting rods to realize stable connection.
The ceiling is arranged on the upper part of the hanging ladder and used for safety protection.
In a specific embodiment, the carrier of the bracket comprises a carrying rod, an auxiliary force rod and an auxiliary support. The carrying rod is arranged along the horizontal direction, and one end of the carrying rod is lapped on the edge of the foundation pit; the auxiliary force rod is vertically arranged and connected with the middle part of the carrying rod at the upper end; one end of the auxiliary supporting piece is connected with the lower end of the auxiliary force rod, and the other end of the auxiliary supporting piece is propped against the side wall of the foundation pit, so that an additional supporting force is generated on the bearing piece, and the structural stability is improved.
In a specific embodiment, the bracket is further provided with a diagonal brace for enhancing stress stability, and the diagonal brace is arranged between the carrying rod and the auxiliary force rod of the bearing piece and between the adjacent bearing pieces.
In a specific embodiment, the auxiliary supporting piece comprises a extension rod and a supporting rod, one end of the extension rod is connected with the lower end of the auxiliary force rod and extends towards the side wall of the foundation pit along the horizontal direction, and the other end of the extension rod is connected with the supporting rod which is arranged along the side wall of the foundation pit and is abutted against the side wall of the foundation pit.
In a specific embodiment, the support structure of the step ladder includes a plurality of uprights and links connected between the uprights for enhancing structural stability.
In a specific embodiment, the supporting structure of the step ladder is respectively provided with a hanging rod at two sides close to and far from the edge of the foundation pit, and the hanging rods are respectively connected with carrying rods of adjacent bearing parts of the bracket.
In a specific embodiment, the supporting structure of the step ladder is sleeved on the upright rod at the position of the hanging rod and is connected with a connecting joint of a cylindrical structure, and the connecting joint is connected with the hanging rod.
In a specific embodiment, a buttress is disposed between the step ladder and the side wall of the foundation pit, so that the side wall of the foundation pit generates supporting force to the step ladder through the buttress to improve structural stability.
In a specific embodiment, the bottom of the step ladder is provided with a base with adjustable height, and the step ladder is vertically supported to improve structural stability.
In a specific embodiment, the bottom of the step ladder is also provided with a ramp structure so as to facilitate the step ladder to be moved up and down; the hanging ladder is also provided with a butt strap for connecting the top of the step ladder with the edge of the foundation pit, so that the step ladder can be conveniently moved in and out.
The embodiment of the application has the advantages that:
1. the foundation pit hanging ladder adopts a detachable structural design, improves the recycling property of foundation pit step ladder engineering building materials, and can realize systematic and standardized construction and dismantling, thereby improving the construction efficiency and engineering economic benefit of the foundation pit step ladder.
2. The foundation pit hanging ladder can be matched with foundation pit engineering environment, and can be adaptively removed along with the construction progress of a building body in the construction process of the building body in a foundation pit, so that the influence of structural components of the hanging ladder on the construction of the building body is avoided.
3. The foundation pit hanging ladder is provided with a plurality of structural stability enhancement schemes, including an auxiliary supporting piece which is abutted with the side wall of the foundation pit so as to improve the stress stability of the bracket, a buttress piece which is abutted with the side wall so as to improve the transverse stress stability of the step ladder, and a base which is connected with a building structure and has adjustable height so as to improve the vertical stress stability of the step ladder, wherein the plurality of structural stability enhancement schemes further improve the safety of the hanging ladder and the construction and construction management level.
4. The ladder top that this foundation ditch hung ladder is equipped with the ceiling in order to prevent high altitude weight injury, the bottom is equipped with ramp structure in order to go up and down the ladder to be equipped with the strap that is connected with the foundation ditch border at the top in order to get in and out the ladder, this people makes to hang ladder functionality abundantly because of design characteristics, can be safer satisfy on-the-spot user demand.
Drawings
Fig. 1 is a schematic front view of a foundation pit hanging ladder according to the present application;
FIG. 2 is a schematic side view of a foundation pit hanging ladder of the present application;
fig. 3 is a schematic view of a portion a of a foundation pit suspension ladder according to the present application;
fig. 4 is a schematic view of a foundation pit hanging ladder part B according to the present application;
fig. 5 is a schematic view of a foundation pit hanging ladder part C of the present application;
fig. 6 is a schematic view of a foundation pit hanging ladder part D according to the present application;
FIG. 7 is a top schematic view of a foundation pit hanging ladder of the present application;
FIG. 8 is a schematic diagram of a step ladder assembly of a foundation pit hanging ladder of the present application;
fig. 9 is a schematic view of a foundation pit hanging ladder base and ramp structure of the present application;
fig. 10 is a schematic view of a foundation pit hanging ladder according to the present application in a state following the construction progress.
The main reference numerals illustrate:
1-step ladder; 2-brackets; 3-ceiling; 4-carrying a rod; 5-auxiliary force rod; 6-an accessory support; 7-diagonal bracing; 8-tie bars; 9-buttress; 10-an anchoring device; 11-side walls of the foundation pit; 12-hanging a connecting rod; 13-crown beam; 14-a butt strap; 15-standing the pole; 16-connecting rod; 17-railing; 18-a platform; 19-ladder sections; 20-linked nodules; 21-a base; 22-ramp structure; 23-foot-blocking plate.
Detailed Description
The embodiment of the application solves the problems of convenience and safety in installation and dismantling of foundation pit steps and recycling of engineering building materials by providing the foundation pit hanging ladder, and the overall thinking is as follows:
referring to fig. 1 and 2, a foundation pit hanging ladder is used for being installed in a foundation pit to construct an up-down channel, and comprises a step ladder 1, a bracket 2 and a ceiling 3. The step ladder 1 is provided with a supporting structure for connection and bearing; the bracket 2 is provided with at least two bearing pieces, one end of each bearing piece is fixedly connected with the foundation pit, the other end of each bearing piece is used for mounting a supporting structure of the step ladder 1, and the adjacent bearing pieces are provided with connecting rods 8 for realizing stable connection; the ceiling 3 is arranged on the upper part of the hanging ladder for safety protection. The utility model provides a hang ladder structural design characteristics for a bracket 2 for realizing the supporting role is independent with the structure that is used for realizing step ladder 1 of upper and lower function, is convenient for assemble respectively, connect, thereby improves the adaptation harmony of hanging ladder and foundation ditch engineering environment and hangs the efficiency of construction of ladder.
Referring to fig. 3-6, the carrier of the bracket 2 in this embodiment includes a carrying bar 4, an auxiliary bar 5, and an auxiliary supporting member 6. The carrying rod 4 is arranged along the horizontal direction, and one end of the carrying rod is lapped on the edge of the foundation pit; the auxiliary force rod 5 is vertically arranged and connected with the middle part of the carrying rod 4 at the upper end; one end of the auxiliary supporting piece 6 is connected with the lower end of the auxiliary force rod 5, and the other end of the auxiliary supporting piece is abutted against the side wall 11 of the foundation pit, so that an additional supporting force is generated on the bearing piece, and the structural stability is improved. In order to enhance the stress stability, the bracket 2 is also provided with a diagonal brace 7, the diagonal brace 7 can be arranged between the carrying rod 4 and the auxiliary force rod 5 of the bearing piece and between the adjacent bearing pieces, when the diagonal brace 7 is specifically connected, the connection position of the diagonal brace 7 can be arranged on the carrying rod 4, the auxiliary force rod 5 and the rod body of the connecting rod 8, each part of the bracket 2 can adopt a profile steel structure and be connected through bolts or pin shafts,
in this example, the bracket 2 can transmit force to the crown beam 13 located at the top of the supporting structure at the edge of the foundation pit through the anchoring device 10, specifically, the anchoring device 10 can adopt a pre-buried mode or a field bar planting mode, a plurality of screws are implanted into the crown beam 13 of the supporting structure, after the bar planting drawing experiment is carried out to reach the design strength, the bracket 2 is connected and fixed at the position of the implanted screw on the crown beam 13 of the supporting structure through the hoisting mode, and the end part of the carrying piece is lapped on the position of the implanted screw through the screw.
In some embodiments, the attachment brace 6 includes a extension rod and a supporting rod, one end of the extension rod is connected with the lower end of the auxiliary force rod 5 and extends towards the side wall 11 of the foundation pit along the horizontal direction, the other end of the extension rod is connected with the supporting rod which is arranged along the side wall 11 of the foundation pit and abuts against the side wall 11 of the foundation pit, the length of the extension rod can be set according to the distance between the hanging ladder and the side wall 11 of the foundation pit, the supporting rod can be only contacted with the side wall 11 of the foundation pit to realize supporting stress, and the supporting rod can be further fixed on the side wall 11 of the foundation pit through a bolt connection or the like, further, the supporting rod can be in a single-body structure, and the ends of a plurality of extension rods are connected with the supporting rod to further improve the overall stability of the structure.
In this example, the functional components of the step 1, such as the bench 19, the platform 18, the balustrade 17, the skirting board 23, etc., are connected and are supported by the support structure. Referring to fig. 8, the support structure of the step ladder 1 includes a plurality of uprights 5 and connecting rods 16 connected between the uprights 5 for enhancing structural stability, so that functional components such as the ladder section 19, the platform 18, the balustrade 17, the skirting board 23, etc. can be connected and carried by the support structure in the form of a frame formed by four uprights 5 distributed at four corners and the connecting rods 16 connected between the uprights 5. The pole setting 5 can be along axial sectional type design in order to assemble and dismantle, and connecting rod 16 can set up to transverse connection's horizontal pole, also can be the diagonal connection's diagonal bar, and the link of each section pole setting 5 can set up outside convex body structure in order to realize dismantling with the adaptive structure that horizontal pole and diagonal bar tip set up and be connected, through the structural design of detachable mode for in the work progress of building body in the foundation ditch, can carry out adaptability along with the construction progress of building body and demolish hanging the ladder, in order to avoid hanging ladder structural component and influence the construction of building body.
In this example, in order to more conveniently realize the detachable connection between the step ladder 1 and the bracket 2, the support structure of the step ladder 1 is respectively provided with a hanging rod 12 at two sides close to and far away from the edge of the foundation pit, and the hanging rods 12 are respectively connected with carrying rods 4 of adjacent bearing parts of the bracket 2. Referring to fig. 5 and 6, a supporting structure of the step ladder 1 is sleeved on a vertical rod 5 at a position of a hanging rod 12 and is connected with a coupling joint 20 with a cylindrical structure, and the coupling joint 20 is connected with the hanging rod 12. Specifically, the coupling joint 20 may be provided with a hole structure, and connected with the hole structure formed in the upright 5 by a bolt or a connecting pin, and the corresponding position of the hanging rod 12 and the coupling joint 20 is also provided with a hole structure, and connected with the hole structure by a bolt or a connecting pin, and the hanging rod 12 may be connected with the carrying rod 4 by a bolt. This structural design is convenient for on-the-spot step 1 that will assemble the completion will hang the pole 12 and connect on the carrying pole 4 of bracket 2 through the hoist and mount mode to realize systematic, standardized construction and demolishment, improve the efficiency of construction of foundation ditch step.
Further, a buttress 9 may be disposed between the step ladder 1 and the side wall 11 of the foundation pit, so that the side wall 11 of the foundation pit generates supporting force to the step ladder 1 through the buttress 9 to improve structural stability, the buttress 9 may be a rod assembly, and two ends of the buttress may be fixed to the upright rod 5 of the step ladder 1 and the side wall 11 of the foundation pit through connecting pieces such as bolts and fasteners. It should be noted that the buttress 9 may be provided in plurality according to the erection height of the hanging ladder, and may be provided at intervals in the vertical direction, so as to achieve the fastening stability in the lateral direction for the step ladder 1 at a plurality of vertical position points, thereby further ensuring the structural stability.
Because the foundation ditch environment is complicated, often hangs the building structure of ladder bottom position and is uneven, therefore, the bottom of step ladder 1 is equipped with adjustable height's base 21 in this example, carries out vertical support with the improvement structural stability to step ladder 1, please refer to fig. 9, base 21 accessible member is connected with pole setting 5 along the vertical, can set up corresponding functional regulating part to the bottom of base 21 according to the scene concrete conditions and carry out the altitude mixture control to make step ladder 1 bottom have the atress supporting point, prevent to rock, thereby further ensure structural stability.
In this embodiment, in order to get on or off the step ladder 1 more conveniently and more safely, the bottom of the step ladder 1 is further provided with a ramp structure 22, and the hanging ladder is further provided with a butt strap 14 for connecting the top of the step ladder 1 with the edge of the foundation pit, please refer to fig. 7, the humanized design enriches the use functions of the hanging ladder, and can more safely meet the field use requirements. The main structure of the ceiling 3 can adopt the upright rod 5 and connecting rod 16 assembly which are the same as those of the step ladder 1, and the hanging ladder is provided with the ceiling 3 to form protection, so that the injury of high-altitude falling objects to pedestrians in the ladder can be prevented, and the construction safety is improved.
When the hanging ladder is installed, firstly, a bracket and a step ladder 1 are assembled in a temporary stock ground in the ground or a foundation pit, the step ladder 1 can be installed in sections, a vertical rod 5 and a connecting rod 16 can be installed firstly to form a carrying structure of the step ladder 1, and then functional components of the step ladder 1 such as a ladder section 19, a platform 18, a railing 17, a foot blocking plate 23 and the like are installed on the carrying structure; then the assembled bearing parts of the bracket 2 are respectively hoisted to the preset anchor devices 10 for connection and fixation, the adjacent bearing parts are respectively connected and fixed by the connecting rods 8 to form the integral structure of the bracket 2, and particularly, the rods around the ceiling 3 can be built, installed and connected at the top of the step ladder 1 so as to form a safe space for carrying out construction operation on the bracket 2 and the bearing parts thereof, the hoisting position of the step ladder 1 can be arranged on the hanging rod 12 during hoisting, and the connecting rods 16 can be additionally arranged at the corresponding step ladder 1 to improve the stability. After the step ladder 1 is hoisted and connected and fixed with the bracket 2, the buttress 9 is connected, the adjustable base 21, the ramp structure 22 and related components of the ceiling 3 are installed, and the access board 14 is paved to construct a construction channel.
Referring to fig. 10, as the construction of the building in the foundation pit progresses, the hanging ladder can be removed section by section according to the situation, and the ladder section 19, the platform 18, the railing 17, the foot blocking plate 23, the connecting rod 16 and the upright 5 of the step ladder 1 are removed to a proper height in the order from bottom to top, and then the ground is leveled to install the adjustable base 21, so that the hanging ladder can be continuously used under the depth of the building. When the bracket 2 is removed, the ceiling 3 and the access panel 14 are removed, the bracket 2 is removed from the anchoring device 10 and lifted to the ground, and each component such as the carrying rod 4, the auxiliary force rod 5, the auxiliary support 6 and the like is further disassembled and stacked for reuse.
In sum, this application a foundation ditch hangs ladder, can be compatible, coordinate with foundation ditch engineering environment, adopts detachable structural design, can improve the circulated usability of foundation ditch step ladder engineering building materials, can realize systematic, normalized construction and demolishment to improve the efficiency of construction, security and the economic benefits of foundation ditch step ladder.
Finally, it should be noted that: it is apparent that the above examples are only examples for clearly illustrating the present application and are not limited to 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. And obvious variations or modifications thereof are intended to be within the scope of the present application.
Claims (7)
1. A foundation pit hanging ladder for installation in a foundation pit to construct up and down passages, comprising:
the step ladder is provided with a supporting structure for connection and bearing;
the bracket is provided with at least two bearing pieces, one end of each bearing piece is fixedly connected with the foundation pit, the other end of each bearing piece is used for mounting a supporting structure of the step ladder, and the adjacent bearing pieces are provided with connecting rods for realizing stable connection; and
the ceiling is arranged at the upper part of the hanging ladder and used for safety protection;
the supporting structure of the step ladder comprises a plurality of vertical rods and connecting rods connected between the vertical rods for enhancing structural stability; the support structure of the step ladder is provided with hanging rods on two sides close to and far from the edge of the foundation pit respectively, and the hanging rods are connected with carrying rods of adjacent bearing pieces of the bracket respectively; the supporting structure of the step ladder is sleeved on the upright rod at the position of the hanging rod and is connected with a connecting joint of a cylindrical structure, and the connecting joint is connected with the hanging rod.
2. A pit suspension ladder according to claim 1, wherein the carrier of the bracket comprises:
the carrying rod is arranged along the horizontal direction, and one end of the carrying rod is lapped on the edge of the foundation pit;
the auxiliary force rod is vertically arranged and connected with the middle part of the carrying rod at the upper end;
and one end of the auxiliary supporting piece is connected with the lower end of the auxiliary force rod, and the other end of the auxiliary supporting piece is propped against the side wall of the foundation pit, so that an additional supporting force is generated on the bearing piece, and the structural stability is improved.
3. A foundation pit suspension ladder as claimed in claim 2, wherein the brackets are further provided with braces for enhanced stability against forces, said braces being provided between the carrier's carrying bar and the auxiliary bar, and between adjacent carriers.
4. A foundation pit hanging ladder according to claim 2 or 3, wherein the auxiliary supporting member comprises a extension rod and a supporting rod, one end of the extension rod is connected with the lower end of the auxiliary rod and extends towards the side wall of the foundation pit in the horizontal direction, and the other end of the extension rod is connected with the supporting rod which is arranged along the side wall of the foundation pit and is abutted against the side wall of the foundation pit.
5. A pit hanging ladder as claimed in claim 4 wherein a buttress is provided between the step ladder and the pit side wall to provide structural stability to the step ladder by the buttress acting as a support for the pit side wall.
6. The foundation pit hanging ladder of claim 5, wherein the bottom of the step ladder is provided with a base with adjustable height, and the step ladder is vertically supported to improve structural stability.
7. The foundation pit hanging ladder of claim 6, wherein the bottom of the step ladder is further provided with a ramp structure to facilitate the up and down steps; the hanging ladder is also provided with a butt strap for connecting the top of the step ladder with the edge of the foundation pit, so that the step ladder can be conveniently moved in and out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223332073.XU CN219220271U (en) | 2022-12-13 | 2022-12-13 | Foundation pit hanging ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223332073.XU CN219220271U (en) | 2022-12-13 | 2022-12-13 | Foundation pit hanging ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219220271U true CN219220271U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223332073.XU Active CN219220271U (en) | 2022-12-13 | 2022-12-13 | Foundation pit hanging ladder |
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|---|---|
| CN (1) | CN219220271U (en) |
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2022
- 2022-12-13 CN CN202223332073.XU patent/CN219220271U/en active Active
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