CN112900900A - Elevartor shaft entrance to a cave protection platform - Google Patents
Elevartor shaft entrance to a cave protection platform Download PDFInfo
- Publication number
- CN112900900A CN112900900A CN202110083352.8A CN202110083352A CN112900900A CN 112900900 A CN112900900 A CN 112900900A CN 202110083352 A CN202110083352 A CN 202110083352A CN 112900900 A CN112900900 A CN 112900900A
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- Prior art keywords
- platform
- ladder
- support plate
- protection platform
- elevator shaft
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- 241000282326 Felis catus Species 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000009193 crawling Effects 0.000 description 5
- 239000004035 construction material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention discloses an elevator shaft hole protection platform which comprises an upper layer platform and a lower layer platform, wherein the upper layer platform and the lower layer platform are fixedly connected together through a ladder stand, the ladder stand is arranged at the position of a hole for entering and exiting the upper layer platform, the ladder stand comprises a ladder frame part and a protection rod, the protection rod is arranged in parallel with the ladder frame part, and the end part of the protection rod is fixedly connected with the end part of the ladder frame part through a connecting rod. The elevator shaft opening protection platform can be integrally hoisted when the using position is changed, repeated dismantling and building are not needed, the use is convenient, and the time is saved.
Description
Technical Field
The invention relates to the technical field of building structures, in particular to an elevator shaft opening protection platform.
Background
In high-rise and super high-rise construction processes, the elevator shaft position is due to the straight-up and straight-down through particularity, so that an elevator shaft operating platform is needed to facilitate the related construction of the elevator shaft. The elevator shaft is composed of a plurality of supports to form a supporting frame, and a plane plate is laid above the frame so as to facilitate standing operation of constructors and placement of tools and the like.
Traditional elevator shaft protection platform includes elevator shaft protection platform 01 and the plane board 02 two parts that are located the one deck of triangle structural support, as shown in fig. 1, when changing the use floor position, need demolish repeatedly and build, and the dismouting process is spent time long, uses inconveniently.
Disclosure of Invention
In view of the above, the invention provides an elevator shaft opening protection platform, which can be integrally hoisted when the use position is changed, does not need to be repeatedly dismantled and built, is convenient to use, and saves time.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an elevator shaft entrance to a cave protection platform, includes upper platform and lower floor's platform, upper platform and lower floor's platform pass through cat ladder fixed connection together, the cat ladder sets up the position of the entrance to a cave that is used for the business turn over of upper platform, the cat ladder includes ladder frame part and fender rod, the fender rod with ladder frame part parallel arrangement, the tip of fender rod pass through the connecting rod with the tip fixed connection of ladder frame part is in the same place.
Optionally, a cover plate is arranged on the hole, the cover plate covers the hole, and one side of the cover plate is rotatably connected to the upper surface of the upper platform.
Optionally, the upper platform includes a first frame structure formed by welding profiles, and a first support plate is fixedly connected to the first frame structure.
Optionally, the upper end of the ladder stand is welded to the first frame structure, and the lower end of the ladder stand is welded to the upper surface of the lower platform.
Optionally, the upper surface of the first supporting plate is provided with a lifting lug.
Optionally, the lifting lug is provided with a plurality of lifting lugs, and the lifting lugs are centrosymmetric with respect to the central point of the first supporting plate.
Optionally, the first support plate is a flat plate made of transparent ABS material.
Optionally, the lower platform includes a second support plate, and a second frame structure and a triangular support frame are fixedly connected to a lower surface of the second support plate.
Optionally, the triangular support frame comprises a longitudinal beam, an oblique beam and a cross beam, the longitudinal beam is vertically arranged, one end of the longitudinal beam is fixedly connected to the second support plate, one end of the oblique beam is fixedly connected to the second support plate, the other end of the oblique beam is fixedly connected to one end, far away from the longitudinal beam, of the second support plate, and the cross beam is connected between the two adjacent longitudinal beams and/or the two adjacent oblique beams.
Optionally, the bottom end of the longitudinal beam is provided with a support leg, one end of the support leg is detachably connected with the longitudinal beam, and the other end of the support leg is used for supporting on a shear wall of the elevator shaft.
According to the elevator shaft opening protection platform, the upper layer platform and the lower layer platform are fixedly connected together through the crawling ladder, so that the elevator shaft opening protection platform is of an integrated structure, repeated disassembly and assembly are not needed when the using position is changed, the protection platform is of an integrated structure and rises along with the increase of construction floors, and the upper layer platform and the lower layer platform of the protection platform are integrally lifted when rising, so that the operation is simple and convenient. Set up the cat ladder between upper platform and the lower floor's platform, the constructor of being convenient for is under construction from top to bottom, construction safe and reliable, construction convenience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a prior art elevator shaft opening protection platform;
fig. 2 is a schematic structural diagram of an elevator shaft opening protection platform provided by an embodiment of the invention;
fig. 3 is a schematic structural diagram of an upper stage according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a ladder stand according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a lower platform according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an elevator shaft opening protection platform provided by the embodiment of the invention;
fig. 7 is a schematic structural diagram of the upper stage shown in fig. 3 after the cover plate is removed.
Wherein:
1. upper platform, 2, apron, 3, cat ladder, 4, upper platform, 5, sloping, 6, longeron, 7, support landing leg, 8, lug, 9, first frame construction, 10, hinge, 11, bolt, 12, entrance to a cave, 13, crossbeam.
Detailed Description
The invention discloses an elevator shaft opening protection platform which can be integrally hoisted without repeated dismantling and building when the use position is changed, is convenient to use and saves time.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 2 to 7, the present invention provides an elevator shaft opening protection platform, which includes an upper platform 1 and a lower platform 4. Be provided with the entrance to a cave 12 that is used for the constructor to pass in and out on upper platform 4, upper platform 1 and lower floor's platform 4 pass through cat ladder 3 fixed connection together, and cat ladder 3 sets up the position at entrance to a cave 12 to make things convenient for the staff to pass in and out from entrance to a cave 12 through cat ladder 3.
The hole 12 is used for workers to go in and out between the upper platform 1 and the lower platform 4, the hole 12 is a square hole with a side length of 600-700mm, and the size and shape of the hole 12 can be adjusted according to actual use conditions, which is not limited herein. In order to improve the connection strength, the two ends of the crawling ladder 3 are respectively welded on the upper-layer platform 1 and the lower-layer platform 4, the crawling ladder 3 comprises a ladder frame part and two protective rods, the two protective rods are arranged in parallel with the ladder frame part, the end parts of the protective rods are fixedly connected with the end parts of the ladder frame part through connecting rods, the fixed connection can be welded or riveted or connected through other connecting pieces, and therefore the crawling ladder 3 is of a square-shaped closed frame structure, and the structural strength of the crawling ladder 3 is improved. The ladder stand 3 is a square frame welded by adopting angle steel of 50mm multiplied by 3mm, an opening 12 is arranged in the middle of the upper platform 1, the step pitch of the ladder stand part of the ladder stand 3 is 300mm, and the ladder stand is used for the personnel on the upper platform 1 to enter the lower platform 4 for construction.
According to the elevator shaft opening protection platform, the upper platform 1 and the lower platform 4 are fixedly connected together through the ladder stand 3, so that the elevator shaft opening protection platform is of an integrated structure, repeated disassembly and assembly are not needed when the using position is changed, the protection platform is of an integrated structure and rises along with the increase of construction floors, and the upper platform 1 and the lower platform 4 of the protection platform are integrally lifted when rising, so that the operation is simple and convenient. Set up cat ladder 3 between upper platform 1 and the lower floor's platform 4, the constructor of being convenient for is under construction from top to bottom, construction safe and reliable, construction convenience.
Further, a cover plate 2 is arranged on the hole 12, and the cover plate 2 covers the hole 12. In order to position the cover plate 2 and at the same time facilitate the opening of the cover plate 2, one side of the cover plate 2 is rotatably connected to the upper surface of the upper deck 1. In order to support and position the cover plate 2, the length and width of the cover plate 2 are larger than the size of the hole 12, so that a support structure is arranged on the edge of the cover plate 2, the support safety of the cover plate 2 and the reliability of the cover for sealing the hole 12 are improved, and the construction materials are prevented from falling onto the lower-layer platform 4 from the hole 12. The cover plate 2 is rotatably connected to the upper platform 1 through a rotating shaft or hinge 10. The opening 12 of the upper platform 1 is rotatably connected with the cover plate 2, so that the construction materials are prevented from falling from the opening 12 to the lower platform 4, meanwhile, the potential safety hazard generated after the cover plate 2 is displaced is avoided, and the worker is prevented from falling. The safety of the whole elevator shaft opening is high, and the investment of later-stage openings and peripheral safety protection measures is reduced.
Specifically, the upper platform 1 includes a first frame structure 9 formed by welding sectional materials, and the first frame structure 9 is fixedly connected with a first supporting plate. The first frame structure 9 is formed by welding angle steels of 50mm × 50mm × 3mm, and in other embodiments, the first frame structure 9 may be formed by welding section bars of other structures or sizes, which is not limited herein. The cover plate 2 is a 3mm thick steel plate. The first frame structure 9 is fixedly connected to the first support plate, where the fixed connection is a welding or a connecting connection.
Wherein, the cover plate 2 is rotatably connected on the first supporting plate. The upper surface of the first supporting plate is provided with a lifting lug 8. The lifting lug 8 is welded on the first supporting plate, and the lifting lug 8 is used for lifting the protective platform with the integral structure.
Further, the lifting lugs 8 are arranged in a plurality of mode, and the lifting lugs 8 are centrosymmetric about the center point of the first supporting plate. In a specific embodiment, two lifting lugs 8 are provided. The lifting lug 8 can also be a lifting ring or a lifting structure with other structures.
In order to improve the strength of the connection, the upper end of the ladder stand 3 is welded to the first frame structure 9 and the lower end of the ladder stand 3 is welded to the upper surface of the lower deck 4.
In order to guarantee the light permeability, first backup pad is the flat board of transparent ABS material, and the flat board rigidity of ABS material is high, toughness is good, the quality is light, difficult damaged, the light transmissivity is good, and light is sufficient, does not influence the construction of lower floor.
Further, lower floor's platform 4 includes the second backup pad, the lower fixed surface of second backup pad is connected with second frame construction and triangular supports frame. Wherein, the second frame structure is formed by welding angle steels of 50mm multiplied by 3 mm. In other embodiments, the first frame structure 9 may be formed by welding profiles of other structures or sizes, which are not described in detail herein. The second supporting plate is a steel plate with the thickness of 5 mm. The second support plate is fixedly connected with the second frame structure.
The triangular support frame comprises a longitudinal beam 6, an oblique beam 5 and a transverse beam 13, wherein the longitudinal beam 6 is vertically arranged, one end of the longitudinal beam 6 is fixedly connected to the second support plate, one end of the oblique beam 5 is fixedly connected to the second support plate, the other end of the oblique beam is fixedly connected to the longitudinal beam 6 and is far away from one end of the second support plate, and the transverse beam 13 is connected between two adjacent longitudinal beams 6 and/or two adjacent oblique beams 5. In a specific embodiment, two longitudinal beams 6 are provided, two oblique beams 5 are provided, one transverse beam 13 is provided, and one transverse beam 13 is fixedly connected between the two longitudinal beams 6, as shown in fig. 5. The fixed connection in this embodiment is welding.
In order to support the bottom end of the elevator shaft opening protection platform, a support leg 7 is arranged at the bottom end of the longitudinal beam 6, one end of the support leg 7 is detachably connected with the longitudinal beam 6, and the other end of the support leg is used for being supported on a shear wall of an elevator shaft. Specifically, the support leg 7 is of an L-shaped structure, and one end of the support leg 7 is connected to the longitudinal beam 6 through a bolt 11.
When the elevator shaft opening protection platform is used, constructors open the cover plate 2 and enter the lower-layer platform 4 through the ladder stand 3 to operate, and the transparent ABS plate with the thickness of 20mm is laid on the upper-layer platform 1, so that light is sufficient, and construction is not influenced; 5mm thick steel plates laid on the lower-layer platform 4 are safe and reliable. After the construction, constructor passes through cat ladder 3 and gets into upper platform 1, covers apron 2, and the access & exit (entrance to a cave 12) is totally enclosed, effectively plays safety protection's effect. Along with the increase of construction floor, through two lugs 8 that set up on upper platform 1, wholly lift by crane the platform, avoid dismantling repeatedly, set up elevartor shaft construction protection platform.
In the description of the present solution, it is to be understood that the terms "upper", "lower", "vertical", "inside", "outside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present solution.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an elevator shaft entrance to a cave protection platform, includes upper platform and lower floor's platform, its characterized in that, upper platform and lower floor's platform pass through cat ladder fixed connection together, the cat ladder sets up the position of the entrance to a cave that is used for the business turn over of upper platform, the cat ladder includes ladder frame part and guard bar, the guard bar with ladder frame part parallel arrangement, the tip of guard bar pass through the connecting rod with the tip fixed connection of ladder frame part is in the same place.
2. The elevator shaft opening protection platform of claim 1, wherein a cover plate is disposed over the opening, the cover plate covering the opening, one side of the cover plate being pivotally attached to an upper surface of the upper deck.
3. The elevator hoistway opening protection platform of claim 1, wherein said upper platform comprises a first frame structure formed by welding profiles, said first frame structure having a first support plate fixedly attached thereto.
4. The elevator shaft opening protective platform of claim 3 wherein the upper end of the ladder is welded to the first frame structure and the lower end of the ladder is welded to the upper surface of the lower platform.
5. The elevator shaft opening protection platform according to claim 3, wherein the upper surface of the first support plate is provided with a lifting lug.
6. The elevator hoistway opening protection platform of claim 5, wherein said lifting lugs are provided in a plurality of numbers, and wherein said plurality of lifting lugs are centrally symmetric about a center point of said first support plate.
7. The elevator shaft opening protection platform of claim 3, wherein the first support plate is a flat plate of transparent ABS material.
8. The elevator hoistway opening protection platform of claim 1, wherein said lower platform comprises a second support plate, a second frame structure and a triangular support frame being fixedly attached to a lower surface of said second support plate.
9. The elevator hoistway opening protection platform of claim 8, wherein said triangular support frame comprises a longitudinal beam, an oblique beam and a transverse beam, wherein said longitudinal beam is vertically disposed, one end of said longitudinal beam is fixedly connected to said second support plate, one end of said oblique beam is fixedly connected to said second support plate, the other end of said oblique beam is fixedly connected to the end of said longitudinal beam away from said second support plate, and said transverse beam is connected between two adjacent longitudinal beams and/or two adjacent oblique beams.
10. The elevator hoistway opening protection platform of claim 9, wherein the bottom end of said stringer is provided with a support leg, one end of said support leg is removably connected to said stringer, and the other end is adapted to be supported on a shear wall of an elevator hoistway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083352.8A CN112900900A (en) | 2021-01-21 | 2021-01-21 | Elevartor shaft entrance to a cave protection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110083352.8A CN112900900A (en) | 2021-01-21 | 2021-01-21 | Elevartor shaft entrance to a cave protection platform |
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| Publication Number | Publication Date |
|---|---|
| CN112900900A true CN112900900A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110083352.8A Pending CN112900900A (en) | 2021-01-21 | 2021-01-21 | Elevartor shaft entrance to a cave protection platform |
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| Country | Link |
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| CN (1) | CN112900900A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653308A (en) * | 2021-07-21 | 2021-11-16 | 上海外高桥造船有限公司 | Structural air duct overhauling device |
| CN113715991A (en) * | 2021-09-17 | 2021-11-30 | 上海外高桥造船有限公司 | Protective structure for construction of ship anchor chain pipeline |
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| CN203821814U (en) * | 2014-05-12 | 2014-09-10 | 杭州通达集团有限公司 | Movable type operation platform device used for lift shaft construction |
| CN205955165U (en) * | 2016-08-05 | 2017-02-15 | 五冶集团上海有限公司 | Elevator shaft operation platform |
| CN206352388U (en) * | 2016-12-28 | 2017-07-25 | 江苏弘盛建设工程集团有限公司 | A kind of special scaffold of dual operation platform elevator |
| CN207144449U (en) * | 2017-08-10 | 2018-03-27 | 山东聊建第一建设有限公司 | A kind of hoistway operation platform |
| CN207277870U (en) * | 2017-07-26 | 2018-04-27 | 云南省建设投资控股集团有限公司 | A kind of elevator protective device with shaped |
| SG10201911199RA (en) * | 2019-02-28 | 2020-09-29 | Toshiba Elevator Kk | Elevator pit ladder structure with safety switch and elevator |
-
2021
- 2021-01-21 CN CN202110083352.8A patent/CN112900900A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203821814U (en) * | 2014-05-12 | 2014-09-10 | 杭州通达集团有限公司 | Movable type operation platform device used for lift shaft construction |
| CN205955165U (en) * | 2016-08-05 | 2017-02-15 | 五冶集团上海有限公司 | Elevator shaft operation platform |
| CN206352388U (en) * | 2016-12-28 | 2017-07-25 | 江苏弘盛建设工程集团有限公司 | A kind of special scaffold of dual operation platform elevator |
| CN207277870U (en) * | 2017-07-26 | 2018-04-27 | 云南省建设投资控股集团有限公司 | A kind of elevator protective device with shaped |
| CN207144449U (en) * | 2017-08-10 | 2018-03-27 | 山东聊建第一建设有限公司 | A kind of hoistway operation platform |
| SG10201911199RA (en) * | 2019-02-28 | 2020-09-29 | Toshiba Elevator Kk | Elevator pit ladder structure with safety switch and elevator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653308A (en) * | 2021-07-21 | 2021-11-16 | 上海外高桥造船有限公司 | Structural air duct overhauling device |
| CN113715991A (en) * | 2021-09-17 | 2021-11-30 | 上海外高桥造船有限公司 | Protective structure for construction of ship anchor chain pipeline |
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Application publication date: 20210604 |
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