CN203487803U - Safety protection structure for elevator shaft construction - Google Patents

Safety protection structure for elevator shaft construction Download PDF

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Publication number
CN203487803U
CN203487803U CN201320612207.5U CN201320612207U CN203487803U CN 203487803 U CN203487803 U CN 203487803U CN 201320612207 U CN201320612207 U CN 201320612207U CN 203487803 U CN203487803 U CN 203487803U
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China
Prior art keywords
elevator shaft
safety protection
construction
girder
fixed
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Active
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CN201320612207.5U
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Chinese (zh)
Inventor
王杰中
俞海江
曹晨
李新军
李世锋
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Zhejiang Huzhou Construction & Instauration Engineering Group Co Ltd
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Zhejiang Huzhou Construction & Instauration Engineering Group Co Ltd
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Abstract

The utility model relates to the technical field of building construction equipment, in particular to a safety protection structure for elevator shaft construction. The safety protection structure comprises two main beams arranged in parallel in an elevator shaft. An elevator shaft outer wall with an elevator shaft mouth hole is located in the elevator shaft and provided with a concrete beam plate located above the elevator shaft mouth hole, one end of each main beam serves as a substrate to be placed on the concrete beam plate, the other end of each main beam is located in the elevator shaft and leans on an elevator shaft inner wall opposite to the elevator shaft outer wall with the elevator shaft mouth hole along the inclined upper portion, a position, close to the concrete beam plate, of each main beam is further provided with a shifting-down prevention check block, the two main beams form a prefabricated fixed platform stand through secondary beams fixedly arranged in parallel, four positioning bottom posts distributed in a rectangular shape are fixed on the prefabricated fixed platform stand and are connected with supporting beams in a sleeved mode, and an operating platform fixed to the four supporting beams is arranged upwards along the supporting beams. The safety protection structure is higher in safety and lower in cost.

Description

A kind of safety protection structure for construction of lift well
Technical field
the utility model relates to construction implement technical field, is specially a kind of safety protection structure for construction of lift well.
Background technology
in recent years, continuous expansion along with building operations scale, building structure construction is also more complicated various, various security incidents of facing limit, hole often occur, in whole construction industry accident, the accident ratio that occurs high falling in elevator hoistways is rising, and especially the inside and outside protection of the elevator shaft of highrise building is the most important thing of current job site security protection.But from the actual conditions of current each job site, in elevator shaft, protection and operating platform, be mainly to utilize steel pipe, fastener to set up into derrick type support body, generally all do not reach security protection requirement.
Utility model content
the purpose of this utility model is to provide a kind of safe, lower-cost safety protection structure for construction of lift well.
above-mentioned technical purpose of the present utility model is achieved by the following technical programs: a kind of safety protection structure for construction of lift well, comprise the girder that is arranged on two parallel arranged in elevator shaft, the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole has concrete beam plate above elevator shaft mouth hole, described girder one end as substrate, be shelved on described concrete beam plate and the other end along oblique upper by being located on the relative elevator shaft inner wall of the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole, described girder is also fixed with the anti-block that moves down near described concrete beam plate position, between two described girders, pass through the fixedly secondary beam of parallel arranged and form a prefabricated fixed platform frame, in this prefabricated fixed platform, be fixed with the location foundation that four rectangular shapes distribute, on the foundation of described location, be socketed with brace summer, along described brace summer, be upwards provided with the operating platform being fixed on these four brace summers.
in technique scheme, overall structure is more firm, safety is higher, in whole construction of lift well process, girder and secondary beam form prefabricated fixed platform frame can be had in the process that lower floor completes toward upper strata along with construction of lift well, also on synchronous, move, coordinate construction of lift well, operating platform designs in this as a workman's operationlocation.
as preferably girder and secondary beam are channel-section steel to of the present utility model, anti-to move down block be angle bar, and location foundation is reinforcing bar, and brace summer is steel pipe.
as to of the present utility model preferred, on girder or secondary beam, be fixed with suspension ring.The convenient floor above that is transported to when being convenient to girder and secondary beam and forming prefabricated fixed platform frame and up move due to construction requirement.
as to of the present utility model preferably, elevator shaft inner wall has reserving hole with respect to position on the lower, elevator shaft mouth hole.By reserving hole, part that some guard assemblies can complete construction to elevator shaft being set carries out effectively safety and blocks protection, by the time after all completing in elevator shaft, extract guard assembly, to reserving hole, adopt the swollen mud that rises to carry out shutoff, carry out percolation-proof and process.
as being preferably provided with bottom steel pipe along floor and the reserving hole in elevator shaft mouth hole to of the present utility model, perpendicular to described bottom steel pipe, be fixed with vertical steel tube, on described vertical steel tube, be equipped with one deck confining bed.Confining bed can adopt wooden form or other hard materials, and the part that total can be have more effectively completed construction to elevator shaft bottom is carried out sealed security protection.
as to of the present utility model preferably, elevator shaft mouth hole is provided with protective door grid by elevator shaft outside.Further improve safety.
as to of the present utility model preferred, on the prefabricated fixed platform frame that girder and secondary beam form, be equipped with wooden form.
as to of the present utility model preferably, operating platform comprises the steel pipe frame of lower floor and lays wooden form thereon.
the beneficial effects of the utility model: through the repeated multiple times use of job site and progressively improvement, safety guarantee and civilized construction increase, guaranteed the safety of operating personnel in elevator shaft, effectively prevent again the generation of high fall accident, and obtained certain economic benefit, with existing safeguard structure, compare, can not only save material, the expense such as artificial, and because all kinds of house class building elevator shaft size dimensions are roughly the same, can reuse, make building operations green, environmental protection.Through the relevant safety supervision expert of department of higher level, check and check and accept, meeting standard and secure context relevant regulations.
Accompanying drawing explanation
fig. 1 is the structural representation of the utility model embodiment 1;
fig. 2 is the sectional drawing at A-A place in Fig. 1.
in figure: 1, girder, 20, elevator shaft mouth hole, 3, concrete beam plate, 4, the anti-block that moves down, 5, secondary beam, 6, location foundation, 7, brace summer, 8, suspension ring, 9, reserving hole, 91, bottom steel pipe, 92, vertical steel tube, 93, confining bed, 10, protective door grid, 11, wooden form, 12, steel pipe frame.
The specific embodiment
following specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this manual, but as long as within the scope of claim of the present utility model, are all subject to the protection of Patent Law.
embodiment 1, as Fig. 1, shown in 2, a kind of safety protection structure for construction of lift well, comprise the girder 1 that is arranged on two parallel arranged in elevator shaft, can select 14#~16# channel-section steel, length should increase by approximately 30 ㎝ than clear length in elevator shaft and be advisable, the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole 20 has concrete beam plate 3 above elevator shaft mouth hole 20, girder 1 one end as substrate, be shelved on concrete beam plate 3 and the other end along oblique upper by being located on the relative elevator shaft inner wall of the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole 20, preferably be 30 degree angles obliquely, girder 1 is also fixed with the anti-block 4 that moves down near concrete beam plate 3 positions, prevent that moving down block 4 can adopt angle bar, be fixed by welding in girder 1, between two girders 1, pass through the fixedly secondary beam 5 of parallel arranged and form a prefabricated fixed platform frame, secondary beam 5 can select 14#~16# channel-section steel to adopt and be fixedly connected with wearing bolt with girder 1, transverse width is advisable than short approximately 10~20 ㎝ left and right of dead size in elevator shaft, in this prefabricated fixed platform, be fixed with the location foundation 6 that four rectangular shapes distribute, location foundation 6 can adopt reinforcing bar and be welded in this prefabricated fixed platform, preferred weld is in secondary beam 5 two indentation 20 positions, ㎝ left and right, ㎝~30, select Φ 20 left and right, length is that the reinforcing bar of 20 ㎝ is advisable, on the foundation 6 of location, be socketed with brace summer 7, brace summer 7 can be selected steel pipe.Along brace summer 7, be upwards provided with the operating platform being fixed on these four brace summers 7, operating platform comprises the steel pipe frame 12 of lower floor and lays wooden form 11 thereon.On the prefabricated fixed platform frame that girder 1 and secondary beam 5 form, be equipped with wooden form 11.Elevator shaft mouth hole 20 is provided with protective door grid 10 by elevator shaft outside.On girder 1 or secondary beam 5, be fixed with suspension ring 8, suspension ring 8 can adopt and be of a size of Φ 16, by welding manner, are welded to girder 1 or secondary beam 5 by the position of inner side, end.Elevator shaft inner wall has reserving hole 9 with respect to position on the lower, elevator shaft mouth hole 20, reserved 2~3, the general Φ 60~Φ 80 of size, floor and reserving hole 9 along elevator shaft mouth hole 20 are provided with bottom steel pipe 91, can adopt the steel pipe of Φ 48X3, perpendicular to bottom steel pipe 91, be fixed with vertical steel tube 92, can adopt fastener mode to be fixedly connected with, on vertical steel tube 92, be equipped with one deck confining bed 93, confining bed 93 can adopt wooden form 11 or other hard materials, the part that total can be have more effectively completed construction to elevator shaft bottom is carried out sealed security protection, by the time after all completing in elevator shaft, remove steel pipe, to reserving hole 9, adopt the swollen mud that rises to carry out shutoff, carrying out percolation-proof processes.

Claims (8)

1. the safety protection structure for construction of lift well, it is characterized in that: comprise the girder (1) that is arranged on two parallel arranged in elevator shaft, the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole (20) has concrete beam plate (3) in elevator shaft mouth hole (20) top, described girder (1) one end as substrate be shelved on the upper and other end of described concrete beam plate (3) along oblique upper by being located on the relative elevator shaft inner wall of the elevator shaft exterior wall in elevator shaft with elevator shaft mouth hole (20), described girder (1) is also fixed with the anti-block (4) that moves down near described concrete beam plate (3) position, between two described girders (1), pass through the fixedly secondary beam of parallel arranged (5) and form a prefabricated fixed platform frame, in this prefabricated fixed platform, be fixed with the location foundation (6) that four rectangular shapes distribute, on described location foundation (6), be socketed with brace summer (7), along described brace summer (7), be upwards provided with the operating platform being fixed on these four brace summers (7).
2. a kind of safety protection structure for construction of lift well according to claim 1, is characterized in that: girder (1) and secondary beam (5) are channel-section steel, prevents that moving down block (4) is angle bar, and location foundation (6) is reinforcing bar, and brace summer (7) is steel pipe.
3. a kind of safety protection structure for construction of lift well according to claim 2, is characterized in that: on girder (1) or secondary beam (5), be fixed with suspension ring (8).
4. a kind of safety protection structure for construction of lift well according to claim 3, is characterized in that: elevator shaft inner wall has reserving hole (9) with respect to elevator shaft mouth hole (20) position on the lower.
5. a kind of safety protection structure for construction of lift well according to claim 4, it is characterized in that: floor and reserving hole (9) along elevator shaft mouth hole (20) are provided with bottom steel pipe (91), perpendicular to described bottom steel pipe (91), be fixed with vertical steel tube (92), on described vertical steel tube (92), be equipped with one deck confining bed (93).
6. according to a kind of safety protection structure for construction of lift well described in claim 1 or 2 or 3 or 4, it is characterized in that: elevator shaft mouth hole (20) are provided with protective door grid (10) by elevator shaft outside.
7. according to a kind of safety protection structure for construction of lift well described in claim 1 or 2 or 3 or 4, it is characterized in that: on the prefabricated fixed platform frame that girder (1) and secondary beam (5) form, be equipped with wooden form (11).
8. according to a kind of safety protection structure for construction of lift well described in claim 1 or 2 or 3 or 4, it is characterized in that: operating platform comprises the steel pipe frame (12) of lower floor and lays wooden form (11) thereon.
CN201320612207.5U 2013-10-07 2013-10-07 Safety protection structure for elevator shaft construction Active CN203487803U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320612207.5U CN203487803U (en) 2013-10-07 2013-10-07 Safety protection structure for elevator shaft construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320612207.5U CN203487803U (en) 2013-10-07 2013-10-07 Safety protection structure for elevator shaft construction

Publications (1)

Publication Number Publication Date
CN203487803U true CN203487803U (en) 2014-03-19

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Application Number Title Priority Date Filing Date
CN201320612207.5U Active CN203487803U (en) 2013-10-07 2013-10-07 Safety protection structure for elevator shaft construction

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Country Link
CN (1) CN203487803U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104631822A (en) * 2014-12-16 2015-05-20 中冶天工集团有限公司 Construction method for high-rise reinforced concrete elevator shaft
CN105421798A (en) * 2015-11-12 2016-03-23 上海十三冶建设有限公司 Construction method with building forming boards serving for protection of edges and holes
CN108689275A (en) * 2017-04-10 2018-10-23 通力股份公司 Lift appliance and method
CN109610860A (en) * 2018-12-21 2019-04-12 中建三局第三建设工程有限责任公司 Elevator well opening simultaneous protection device in a kind of main structure construction
CN110424710A (en) * 2019-07-31 2019-11-08 云南省建设投资控股集团有限公司 Elevator tool-type all steel operation platform construction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104631822A (en) * 2014-12-16 2015-05-20 中冶天工集团有限公司 Construction method for high-rise reinforced concrete elevator shaft
CN105421798A (en) * 2015-11-12 2016-03-23 上海十三冶建设有限公司 Construction method with building forming boards serving for protection of edges and holes
CN108689275A (en) * 2017-04-10 2018-10-23 通力股份公司 Lift appliance and method
CN108689275B (en) * 2017-04-10 2021-09-03 通力股份公司 Elevator arrangement and method
CN109610860A (en) * 2018-12-21 2019-04-12 中建三局第三建设工程有限责任公司 Elevator well opening simultaneous protection device in a kind of main structure construction
CN109610860B (en) * 2018-12-21 2021-03-23 中建三局第三建设工程有限责任公司 Synchronous protector of elevartor shaft entrance to a cave in major structure construction
CN110424710A (en) * 2019-07-31 2019-11-08 云南省建设投资控股集团有限公司 Elevator tool-type all steel operation platform construction

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