CN113638439B - Upward foundation for deep foundation pit engineering elevator - Google Patents
Upward foundation for deep foundation pit engineering elevator Download PDFInfo
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- CN113638439B CN113638439B CN202110941423.3A CN202110941423A CN113638439B CN 113638439 B CN113638439 B CN 113638439B CN 202110941423 A CN202110941423 A CN 202110941423A CN 113638439 B CN113638439 B CN 113638439B
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- 229910000831 Steel Inorganic materials 0.000 claims description 42
- 239000010959 steel Substances 0.000 claims description 42
- 230000003014 reinforcing effect Effects 0.000 claims description 12
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- 238000010276 construction Methods 0.000 abstract description 49
- 239000000463 material Substances 0.000 description 14
- 230000003139 buffering effect Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 239000004567 concrete Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
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- 238000012876 topography Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- 230000002093 peripheral effect Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
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- 238000003466 welding Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
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- 230000005540 biological transmission Effects 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
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- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The application discloses a foundation for upward return, in particular relates to a foundation for upward return of a deep foundation pit engineering elevator, and belongs to the technical field of accessory meter construction of construction equipment of constructional engineering. The upward foundation for the deep foundation pit engineering elevator is relatively simple in construction, relatively low in cost, safe and environment-friendly. The upward-returning foundation comprises an original foundation of the engineering elevator, the upward-returning foundation further comprises an upward-returning truss assembly and a closed protection assembly, the top surface of the upward-returning truss assembly which is arranged in a deep foundation pit through the original foundation of the engineering elevator forms a feeding platform for horizontally stopping and vertically transporting a lifting cage of the engineering elevator, and a gap at the top of the upward-returning truss assembly is closed through the closed protection assembly.
Description
Technical Field
The application relates to a upward foundation, in particular to an upward foundation for a deep foundation pit engineering elevator, and belongs to the technical field of accessory meter construction of constructional engineering construction equipment.
Background
The construction elevator or the material hoister is indispensable as vertical transportation equipment in the construction of building engineering, and particularly, the vertical transportation of all working procedure materials from masonry construction to related decoration and fitment, electromechanical installation and the like of civil high-rise and super high-rise buildings is completed by the construction elevator or the material hoister. Meanwhile, as the modern building field is more and more developed towards the high field and underground space, deep foundation pits are visible everywhere, in the material transportation total level arrangement, the tower crane is required to occupy the most favorable plane and space position due to the fact that the tower crane with wide horizontal radiation surface is firstly considered, and the safety distance used between the tower crane, a construction elevator and a structure, the space distance required by installation and dismantling and the space topography condition required by material transportation are required to be ensured in the total plane use arrangement, so that the arrangement of the construction elevator or the material elevator is very unfavorable, and even single building under partial deep foundation pit conditions can not be arranged vertical transportation construction elevator or later tower crane dismantling can not be performed after arrangement due to the limitation of the conditions.
At present, the arrangement of construction elevators in deep foundation pits including basement engineering often has the following two modes: firstly, the construction elevators and the tower cranes are arranged on two sides of a building, the tower cranes are arranged on a basement bottom plate, the construction elevators are arranged on a basement top plate or a basement bottom plate, and the arrangement is often that the side lines of a single building and the side lines of the basement are provided with sufficient space for arranging the construction elevators, and meanwhile, the requirements on the structural plane arrangement and the topography conditions of logistics transportation are very strict; secondly, due to the limitation of engineering conditions and topography conditions, the construction elevator can only be arranged around the fertilizer tank of the deep foundation pit, the arrangement mode must convert the elevator foundation into a high-volume concrete foundation, the concrete engineering quantity is greatly increased, the control of the cracking resistance quality of the concrete with large volume is extremely unfavorable, meanwhile, the hidden danger is caused for the safety of the underground foundation due to the greatly increased foundation volume, and the process structures such as basement waterproofing, elevator unloading platform protection frame, protection shed erection and the like are also relatively unfavorable due to the occupation of space for the process insertion construction around the fertilizer tank.
Disclosure of Invention
The technical problems to be solved by the application are as follows: the upward foundation for the deep foundation pit engineering elevator is relatively simple in construction, relatively low in cost, safe and environment-friendly.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a return basis for deep basal pit engineering elevator, includes the original basis of engineering elevator, the return basis still include and return truss subassembly and seal protection subassembly, the top surface that returns the truss subassembly through the original basis of engineering elevator arrangement in the deep basal pit constitutes the horizontal stop of the cage of engineering elevator and changes the feeding platform of vertical transportation, the space that returns the truss subassembly top through seal protection subassembly seal.
Further, the upward-returning truss assembly comprises a supporting truss and a buffering supporting platform, the buffering supporting platform is arranged on the original foundation of the engineering elevator through the supporting truss, and the closed protection assembly is arranged at the bottom of the buffering supporting platform.
The preferred mode of above-mentioned scheme is, the supporting truss include cylindric brickwork skeleton and bracing additional strengthening, arrange the buffering supporting platform at cylindric brickwork skeleton top and pass through the bracing additional strengthening that the lower extreme is connected with this cylindric brickwork skeleton and increase intensity.
Further, the cylindrical masonry skeleton comprises constructional columns and annular ring beams, the annular ring beams which are sequentially arranged in the height direction are connected into a whole through the constructional columns which are sequentially arranged in the circumferential direction, the lower ends of the diagonal bracing reinforcing structures are propped against the annular ring beams at corresponding positions, and the buffer supporting platform is arranged at the top of the uppermost annular ring beam.
The preferable mode of above-mentioned scheme is, cylindric brickwork skeleton still include cylindric brickwork, cylindric brickwork inlay in the space between annular ring roof beam and the constructional column.
Further, the diagonal bracing reinforcing structure comprises a plurality of diagonal bracing I-steels, embedded parts are arranged at corresponding positions of corresponding annular ring beams, and the lower ends of the diagonal bracing I-steels which are supported between the corresponding annular ring beams and the buffer supporting platform in a circumferential inclined manner are supported on the embedded parts.
The preferred mode of above-mentioned scheme is, buffering supporting platform include platform frame and buffer module, buffer module pass through the platform frame arrange the top of supporting truss, the cage that moves to feeding platform department passes through buffer module unload the power buffering, seal protection component arrangement is in the platform frame.
Further, the platform frame include two at least support frames that constitute by the channel-section steel, leave engineering elevator standard festival skeleton in the middle of each support frame and pass the equipartition of hole at the top of support truss, all be provided with on the side of every support frame of group towards the top buffer assembly, seal protection component arranges on the platform frame through each support frame of group.
In a preferred mode of the scheme, the buffer assembly comprises at least four groups of buffer springs, and each group of buffer springs is arranged on the top of the platform frame formed by each group of support frames.
Further, still be provided with the cat ladder on the inside wall of drum type brickwork skeleton, seal the protection unit include angle steel hanger plate and wooden flashing board, wooden flashing board pass through the angle steel hanger plate outside slope arrange on the platform frame.
The beneficial effects of the application are as follows: the application provides a upward-returning foundation based on the original foundation of the existing engineering elevator, an upward-returning truss component and a closed protection component are additionally arranged on the foundation to form the upward-returning foundation of the application, the original foundation of the engineering elevator is arranged on the top surface of the upward-returning truss component in a deep foundation pit to form a feeding platform for horizontally stopping and vertically transporting a lifting cage of the engineering elevator, and then a gap at the top of the upward-returning truss component is closed by the closed protection component. The application adopts the upward-return truss assembly to realize the structure of lifting the original foundation of the engineering elevator and the way of closing the gap at the top of the upward-return truss assembly by the sealing protection assembly, thus the application has the advantages of relatively simple construction, relatively low cost, safety and environmental protection, and can ensure the use, ensure that the construction elevator in the field of building deep foundation pit can be flexibly arranged under complex building profile and changeable environmental conditions, so that the construction elevator is not influenced by the existence of the deep foundation pit, furthest reduces the engineering cost when the construction elevator foundation is arranged in the deep foundation pit, ensures the engineering quality and safety, and is favorable for the development of peripheral related procedure operations.
Drawings
Fig. 1 is a schematic diagram of a main sectional structure of a foundation for a deep foundation pit engineering elevator according to the present application;
fig. 2 is a top view of fig. 1.
Marked in the figure as: the construction method comprises the steps of an original foundation 1, a return truss assembly 2, a closed protection assembly 3, a deep foundation pit 4, a hanging cage 5, a support truss 6, a buffer support platform 7, a diagonal bracing reinforcing structure 8, constructional columns 9, annular ring beams 10, cylindrical masonry 11, diagonal bracing I-steel 12, an embedded part 13, a platform frame 14, a buffer assembly 15, a cat ladder 16, angle steel hanging plates 17, wooden rain-proof plates 18, a cylindrical masonry skeleton 19 and an engineering elevator standard section skeleton 20.
Detailed Description
The application provides a safe and environment-friendly upward foundation for a deep foundation pit engineering elevator, which is relatively simple in construction, relatively low in cost and capable of being used for solving the problems of high safety and environment protection as shown in fig. 1 and 2. The upward-returning foundation comprises an original foundation 1 of the engineering elevator, and is characterized in that: the upward-returning foundation also comprises an upward-returning truss assembly 2 and a closed protection assembly 3, wherein the top surface of the upward-returning truss assembly 2 which is arranged in the deep foundation pit 4 through the original foundation 1 of the engineering elevator forms a feeding platform for horizontally stopping and rotating to vertically transport the lifting cage 5 of the engineering elevator, and a gap at the top of the upward-returning truss assembly 2 is closed through the closed protection assembly 3. The application provides a upward-returning foundation based on the original foundation of the existing engineering elevator, an upward-returning truss component and a closed protection component are additionally arranged on the foundation to form the upward-returning foundation of the application, the original foundation of the engineering elevator is arranged on the top surface of the upward-returning truss component in a deep foundation pit to form a feeding platform for horizontally stopping and vertically transporting a lifting cage of the engineering elevator, and then a gap at the top of the upward-returning truss component is closed by the closed protection component. The application adopts the upward-return truss assembly to realize the structure of lifting the original foundation of the engineering elevator and the way of closing the gap at the top of the upward-return truss assembly by the sealing protection assembly, thus the application has the advantages of relatively simple construction, relatively low cost, safety and environmental protection, and can ensure the use, ensure that the construction elevator in the field of building deep foundation pit can be flexibly arranged under complex building profile and changeable environmental conditions, so that the construction elevator is not influenced by the existence of the deep foundation pit, furthest reduces the engineering cost when the construction elevator foundation is arranged in the deep foundation pit, ensures the engineering quality and safety, and is favorable for the development of peripheral related procedure operations.
In the above embodiment, in order to simplify the structure of the upward-return truss assembly 2 as much as possible, so as to achieve the purposes of not only facilitating construction, but also reducing construction cost, and simultaneously ensuring subsequent use safety, the upward-return truss assembly 2 of the present application includes a support truss 6 and a buffer support platform 7, the buffer support platform 7 is disposed on the original foundation 1 of the engineering elevator through the support truss 6, and the closed protection assembly 3 is disposed at the bottom of the buffer support platform 7. More specifically, the support truss 6 comprises a cylindrical masonry skeleton 19 and a diagonal bracing reinforcing structure 8, and the buffer support platform 7 arranged at the top of the cylindrical masonry skeleton is connected with the diagonal bracing reinforcing structure 8 at the lower end of the buffer support platform through the lower end of the buffer support platform. At this time, the cylindrical masonry skeleton 19 preferably includes the constructional columns 9 and the annular ring beams 10, the annular ring beams 10 sequentially arranged in the height direction are connected as a whole by the constructional columns 9 sequentially arranged in the circumferential direction, the lower ends of the diagonal bracing reinforcing structures 8 are abutted on the annular ring beams 10 at the corresponding positions, and the buffer support platforms 7 are arranged on the top of the uppermost one of the annular ring beams 10. Further, the cylindrical masonry skeleton 19 further comprises a cylindrical masonry 11, and the cylindrical masonry 11 is inlaid in the space between the annular ring beam 10 and the constructional column 9. Correspondingly, the diagonal bracing reinforcing structure 8 comprises a plurality of diagonal bracing I-steels 12, embedded parts 13 are arranged at corresponding positions of the corresponding annular ring beams 10, and the lower ends of the diagonal bracing I-steels 12 which are supported between the corresponding annular ring beams 10 and the buffer supporting platform 7 in a circumferential inclined manner are supported on the embedded parts 13. Meanwhile, the buffering supporting platform 7 comprises a platform frame 14 and a buffering component 15, the buffering component 15 is arranged on the top of the supporting truss 6 through the platform frame 14, the lifting cage 5 running to the feeding platform is buffered by unloading force of the buffering component 15, and the closed protection component 3 is arranged on the platform frame 14. At this time, the platform frame 14 comprises at least two groups of supporting frames formed by channel steel, engineering elevator standard section frameworks 20 which pass through holes are uniformly distributed at the top of the supporting truss 6 in the middle of each group of supporting frames, the buffer assemblies 15 are arranged on the upward side surface of each group of supporting frames, and the closed protection assembly 3 is arranged on the platform frame 14 through each group of supporting frames. The cushioning assembly 15 of the present application preferably includes at least four sets of cushioning springs, each set of cushioning springs being disposed on top of the platform frame 14 formed by each set of support frames.
Meanwhile, in order to facilitate the subsequent use, a ladder stand 16 is further provided on the inner side wall of the cylindrical masonry skeleton 19. In order to minimize the cost, the closed protection assembly 3 comprises an angle steel hanging plate 17 and a wooden rain-proof plate 18, wherein the wooden rain-proof plate 18 is obliquely arranged on the platform frame 14 through the outer side of the angle steel hanging plate 17. In summary, from the practical characteristics of engineering, the application comprehensively considers the use and functional requirements of mechanical equipment and civil engineering foundations, forms a new upward foundation by adding the upward truss assembly on the deep foundation of the construction elevator, replaces the existing base device, and achieves the effects of simple construction, safety, environmental protection, good quality effect and low cost by adding the enclosure and supporting structures on the basis of not changing the original mechanical properties of the foundation of the construction elevator and moving the buffer platform from the height space to the required floor height.
More specifically, the technical scheme provided by the application has the following beneficial effects:
1) The application can make the total plane space arrangement and equipment utilization more efficient, avoid the influence of the deep foundation pit on the arrangement of the construction elevators, and make the arrangement of the elevators around the building possible under the condition of the deep foundation pit;
2) The reasonable utilization of important hoisting equipment such as the tower crane and the like can be greatly increased, the arrangement of the tower crane can be freely arranged in a larger space range due to the influence reduction of the construction elevator, the overlapping radius of different tower crane horizontal amplitude ranges is further reduced, even the use quantity of the tower crane is reduced, and the use efficiency of the machine is improved;
3) The method can fully utilize the site to transport the terrain, has fewer material transportation paths, and improves the material transportation efficiency;
4) The construction cost of safety measures such as roof returning and the like, which are caused by the fact that the construction elevator is arranged inside the underground structure and related transportation machinery damages the underground structure, can be reduced or avoided to the greatest extent;
5) Compared with the traditional process that a large-volume construction elevator foundation is arranged in a deep foundation pit, the quality defect related to the construction cracking of large-volume concrete is avoided, the increase of the construction engineering quantity of the full-cast foundation is avoided, the engineering cost is greatly saved, the requirement of the construction elevator foundation on a bearing layer is greatly reduced due to the reduction of load, and the safety of the foundation is ensured;
6) The related structure of the upward-returning base device is more beneficial to the surrounding process organization, such as the formation of a waterproof working surface, the erection of an elevator unloading platform protection frame and an entrance passage protection shed.
Example 1
The upward foundation for the deep foundation pit engineering elevator and the construction method thereof are that the original foundation of the elevator is constructed according to the basic requirements of manufacturer specifications on the foundation at special topography positions with larger height difference with the original terrace, such as the deep foundation pit, particularly the deep fertilizer groove, and the like, then according to the deep foundation and the zero meter terrace (original terrace) height difference of the transported material, the elevator material is transferred from horizontal stop to vertical transport height position, namely, the elevator feeding platform is provided with a foundation base platform for buffering and stopping of the elevator cage, thereby realizing that the material is transferred from horizontal transport to vertical transport. The upward-returning base of the foundation not only is used for buffering cage equipment and transmitting necessary loads of related materials, but also has the functions of adjusting terrain height difference, effectively protecting foundation pit and the like.
In order to achieve the above purpose, the technical scheme adopted by the application for solving the technical problems is as follows: the utility model provides a construction elevator deep foundation returns base device, the device mainly includes: factory original foundation, annular barrel masonry, ring beam, constructional column, channel steel buffer frame, I-steel support frame, pre-buried steel plate, buffer spring, angle steel suspension plate, wooden flashing board, cat ladder, standard knot and hanging cage
The main technical process comprises the following steps:
1. and (3) constructing an original foundation of a manufacturer: and (3) carrying out reinforced concrete construction on relevant technical requirements of the foundation according to the specifications of the deep foundation pit with reference to manufacturers, if the existing site conditions of the foundation pit cannot be provided with the foundation with relevant specifications of the manufacturers, redesigning the original foundation according to the changed geometric dimensions of the foundation pit, and taking the dead weight of the upward-returning foundation structure into consideration by the original foundation load.
2. And (3) up-return foundation masonry, constructional columns and ring beams are constructed: when an original foundation is constructed, pre-burying a constructional column dowel bar at a position, opposite to a buffer spring, of the original foundation, wherein the section size of the constructional column is 240X240mm, the main bar is 4 phi 16mm HRB400, and the stirrup is 6mm HRB335@100/200; the ring beam foundation is arranged at the top, bottom and middle of the foundation at intervals of not more than 3M, the cross section size is 240X240mm, the main reinforcement is 4 phi 16mm HRB400, the stirrup phi 6mm HRB335@100/200, the secondary structure concrete strength is C25, the annular barrel masonry is built by using 240mm thick MU10 solid bricks M10 mortar, the height is controlled according to the height difference between the top and the ground of the original foundation pit, and the structural shape of the masonry can be made into a round shape, a square shape and other closed shapes according to the conditions of the foundation pit. The closed structure formed by the upward-return foundation masonry, the constructional columns and the ring beams is not only a vertical force transmission structure, but also an effective protection component for isolating the external foundation pit from forming facilities in the foundation pit.
3. Manufacturing an embedded steel plate: Q235B is pre-buried at the intersection of the constructional column and the ring beam, a steel plate with the thickness of 200x200x10mm is adopted as a steel plate anchor foot, 4 phi 8mm HPB300 steel bars are adopted as the steel plate anchor foot, perforation plug welding is adopted, and the length of the anchor bar is 300mm.
4. And (3) construction of a channel steel buffer frame: the end of the channel steel 16#B is supported at the position of the upward-returning foundation ring beam and is welded and fixed with the ring beam steel bar by adopting the steel bar.
5. Constructing an I-steel support frame; the 10# I-steel is used as a channel steel buffer frame reinforcing support, the strength, the rigidity and the stability of the support are enhanced, the upper part and the lower part are respectively fully welded with the channel steel and the embedded steel plate, and the support angle of the support frame is controlled at 45-60 degrees.
6. Angle steel hanging plate and wooden rain-proof plate construction: adopting the through length welding of the 5 # steel and the two side surfaces of the channel steel buffer, wherein the top surface is 50mm higher than the top of the upward-returning foundation ring beam so as to form an effective drainage gradient, and rapidly draining rainwater out of the upward-returning foundation to avoid corrosion and damage caused by the rainwater entering the original foundation; the wooden flashing can adopt a waste template in the construction site, waterproof paint is painted on the template to form a waterproof function, the upper part is painted with a red and white warning belt to play a warning and attractive role, and the joint is sealed by waterproof ointment.
7. And (3) installing a buffer spring: according to the buffer spring device provided by the manufacturer, the buffer spring base is fully welded in the notch of the channel steel buffer frame according to related technical parameters, and the base system formed by the channel steel buffer frame, the buffer spring, the upward returning foundation and the like can form effective buffer and stop for the suspension cage.
8. And (3) mounting a cat ladder: HPB300 phi 14 steel bars are manufactured into 600X120X200 pi-shaped pieces which are synchronously installed along with a masonry, the distance is 600mm, the cat ladder is used for checking and maintaining the bottom foundation and equipment components, and movable manhole plates are reserved at the positions of the top rain-proof plates.
The application aims to solve the problems that 1, the arrangement of the construction elevator is not needed to be intentionally avoided in a deep foundation pit (in a fertilizer groove), and the optimization of the total flatness of the building is facilitated. 2. Under the deep foundation pit environment, the foundation provided by original equipment manufacturers (or design) is kept, so that the basic mechanical property of the foundation is ensured, and the engineering cost is greatly saved and the foundation safety of a bearing layer under the foundation is ensured as the engineering volume and the dead load are not increased. 3. The problem that the deep foundation pit and the original terrace have overlarge height difference in material transportation and can not be used for material transfer transportation and stopping is solved. 4. The safety problem that the foundation steel structure and the connecting piece are in the water environment is solved. 5. The inspection, maintenance and the maintenance of the foundation and the elevator foundation section in use are convenient. 6. Can facilitate the free dismantling of the elevator structure. 7. Free organization and reasonable arrangement of the peripheral procedures of the elevator are ensured.
Claims (1)
1. The utility model provides a foundation returns for deep basal pit engineering elevator, includes engineering elevator's primitive basis (1), its characterized in that: the upward-returning foundation also comprises an upward-returning truss component (2) and a closed protection component (3), the top surface of the upward-returning truss component (2) which is arranged in the deep foundation pit (4) through the original foundation (1) of the engineering elevator forms a feeding platform for horizontally stopping and rotating to vertically transporting a lifting cage (5) of the engineering elevator, a gap at the top of the upward-returning truss component (2) is closed through the closed protection component (3),
the upward-return truss assembly (2) comprises a supporting truss (6) and a buffer supporting platform (7), the buffer supporting platform (7) is arranged on an original foundation (1) of the engineering elevator through the supporting truss (6), the closed protection assembly (3) is arranged at the bottom of the buffer supporting platform (7),
the supporting truss (6) comprises a cylindrical masonry skeleton (19) and an inclined strut reinforcing structure (8), a buffer supporting platform (7) arranged at the top of the cylindrical masonry skeleton increases strength through the inclined strut reinforcing structure (8) with the lower end connected with the cylindrical masonry skeleton (19),
the cylindrical masonry skeleton (19) comprises constructional columns (9) and annular ring beams (10), the annular ring beams (10) which are sequentially arranged along the height direction are connected into a whole through the constructional columns (9) which are sequentially arranged along the circumferential direction, the lower ends of the diagonal bracing reinforcing structures (8) are propped against the annular ring beams (10) at corresponding positions, the buffer supporting platforms (7) are arranged at the top of the uppermost annular ring beam (10),
the diagonal bracing reinforcing structure (8) comprises a plurality of diagonal bracing I-steels (12), embedded parts (13) are arranged at corresponding positions of corresponding annular ring beams (10), the lower ends of the diagonal bracing I-steels (12) which are supported between the corresponding annular ring beams (10) and the buffer supporting platform (7) in a circumferential inclined manner are supported on the embedded parts (13),
the buffer supporting platform (7) comprises a platform frame (14) and a buffer component (15), the buffer component (15) is arranged at the top of the supporting truss (6) through the platform frame (14), the lifting cage (5) running to the feeding platform is unloaded and buffered through the buffer component (15), the closed protection component (3) is arranged on the platform frame (14),
the platform frame (14) comprises at least two groups of supporting frames formed by channel steel, engineering elevator standard section frameworks (20) passing through holes are uniformly distributed at the top of the supporting truss (6) in the middle of each group of supporting frames, the buffer component (15) is arranged on the side surface of each group of supporting frames facing upwards, the closed protection component (3) is arranged on the platform frame (14) through each group of supporting frames,
the buffer assembly (15) comprises at least four groups of buffer springs, each group of buffer springs is arranged at the top of a platform frame (14) formed by each group of support frames,
the inner side wall of the cylindrical masonry skeleton (19) is also provided with a cat ladder (16), the closed protection component (3) comprises an angle steel hanging plate (17) and a wooden rain-proof plate (18), the wooden rain-proof plate (18) is obliquely arranged on the platform frame (14) through the outer side of the angle steel hanging plate (17),
the cylindrical masonry skeleton (19) further comprises a cylindrical masonry (11), and the cylindrical masonry (11) is inlaid in the space between the annular ring beam (10) and the constructional column (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110941423.3A CN113638439B (en) | 2021-08-17 | 2021-08-17 | Upward foundation for deep foundation pit engineering elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110941423.3A CN113638439B (en) | 2021-08-17 | 2021-08-17 | Upward foundation for deep foundation pit engineering elevator |
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| Publication Number | Publication Date |
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| CN113638439A CN113638439A (en) | 2021-11-12 |
| CN113638439B true CN113638439B (en) | 2023-09-12 |
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| CN202110941423.3A Active CN113638439B (en) | 2021-08-17 | 2021-08-17 | Upward foundation for deep foundation pit engineering elevator |
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| CN204940519U (en) * | 2015-08-03 | 2016-01-06 | 上海建工七建集团有限公司 | People's Cargo Lift cage buffer platform |
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| CN210066762U (en) * | 2019-05-21 | 2020-02-14 | 中铁建设集团有限公司 | Elevator system suitable for deep foundation pit load-carrying vehicle vertical transportation |
| CN211113725U (en) * | 2019-11-06 | 2020-07-28 | 中建四局土木工程有限公司 | Construction elevator foundation based on basement structure |
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| CN210066762U (en) * | 2019-05-21 | 2020-02-14 | 中铁建设集团有限公司 | Elevator system suitable for deep foundation pit load-carrying vehicle vertical transportation |
| CN211113725U (en) * | 2019-11-06 | 2020-07-28 | 中建四局土木工程有限公司 | Construction elevator foundation based on basement structure |
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