CN215254267U - Prefabricated light concrete modular elevator well of belted steel fossil fragments - Google Patents
Prefabricated light concrete modular elevator well of belted steel fossil fragments Download PDFInfo
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- CN215254267U CN215254267U CN202120917868.3U CN202120917868U CN215254267U CN 215254267 U CN215254267 U CN 215254267U CN 202120917868 U CN202120917868 U CN 202120917868U CN 215254267 U CN215254267 U CN 215254267U
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Abstract
The utility model provides a belted steel fossil fragments prefabricated light concrete elevator well module, includes light gauge steel, wall table sealing layer, filling layer, is fixed in the inboard connecting box of light gauge steel lower extreme, and be fixed in the buried bolt in advance of light gauge steel upper end, light gauge steel has the up end skeleton of buried bolt hole in advance, has the lower terminal surface skeleton of connecting box, is used for fixing the vertical skeleton of wall table sealing layer to and be used for transverse connection's horizontal skeleton. The wall surface sealing layer is a disassembly-free template fixed on the inner surface and the outer surface of the module and on the light steel keel, light concrete is poured in a cavity formed between the inner layer and the outer layer of the wall surface sealing layer, and the prefabricated module is formed through maintenance. The modules can be used for forming a modular field-assembled light concrete modular elevator shaft with steel keels. The utility model discloses have that construction safety is convenient, construction cycle is short, module weight is little, the construction cost is low and the good beneficial technological effect of comprehensive properties.
Description
Technical Field
The utility model relates to a building engineering field especially relates to install elevator engineering additional behind the old building, concretely relates to prefabricated light concrete modular elevator well of belted steel fossil fragments.
Background
The multi-storey buildings built from the 50 th century to the 90 th century have no elevator equipment, and the residents in the multi-storey buildings become more serious as the buildings become more aged and the old people are forbidden to go upstairs and downstairs daily, and the travel of the residents who are weak or need to use wheelchairs is more difficult.
With the deep aging of cities, the demand of common people for good life is continuously improved, the addition of elevators to multi-storey houses becomes a big 'just need', old communities with huge inventory in cities and towns in China are determined whether to add elevators, and the engineering measuring tools are large.
The old house can only install the elevator well again outside the outer wall when installing the elevator additional, and traditional way is adopting steel construction elevator well field assembly or cast-in-place preparation concrete elevator shaft way, and the steel construction is easily under construction but thermal insulation performance is relatively poor, and the concrete shaft way keeps warm thermal-insulated good but the site operation cycle is long, and concrete shaft way weight is big moreover with high costs. Therefore, it is desirable to develop an elevator hoistway that is safe and convenient to construct, has a short construction period, is light in module weight, is low in construction cost, and has good overall performance.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to design a construction safety is convenient, construction cycle is short, module weight is little, construction cost is low and the elevator well that comprehensive properties is good.
The utility model provides a prefabricated light concrete elevator well module of belted steel fossil fragments, include light steel fossil fragments, wall table sealing layer, filling layer, be fixed in the inboard connecting box of light steel fossil fragments lower extreme, and be fixed in the pre-buried bolt of light steel fossil fragments upper end.
The light steel keel comprises an upper end face framework with a pre-buried bolt hole, a lower end face framework with a connecting box, a longitudinal framework used for fixing the wall surface sealing layer and a transverse framework used for transverse connection.
The wall surface sealing layer is a non-dismantling template arranged on the inner surface and the outer surface of the module, a thin plate capable of being cut and punched for fixing is adopted, the non-dismantling template can be a calcium silicate board, a fiber cement board, a gypsum board and the like, and the fiber cement board is preferred. The wall surface sealing layer is fixed on the light steel keel, light concrete is poured in a cavity formed between the inner layer and the outer layer of the wall surface sealing layer, and a prefabricated module is formed through maintenance.
Further, the cross-sectional dimension of the transverse framework is smaller than that of the longitudinal framework, and a gap convenient for concrete to flow during pouring is formed between the transverse framework and the wall surface closed layer.
Furthermore, the outside wall surface of the module can be decorated by adopting putty and paint or additionally provided with a heat-insulating and decorating integrated plate. The inner wall surface can be decorated by putty and paint.
The filling layer is a light filler which is arranged between the wall surface sealing layers on the inner side and the outer side and has the functions of reducing weight, preserving heat and enhancing structural strength, the filling layer is made of light concrete, comprises foam concrete, polyphenyl particle concrete or other light aggregate concrete, and the density is generally 1200kg/m3The following.
The upper end face framework, the lower end face framework, the longitudinal framework and the door and window opening edge are all made of light steel keels, the light steel keels with rectangular or C-shaped cross sections or combined cross sections can be adopted, the thickness of the steel plates is 0.8-2.0 mm, and the distance between the keels is 300-400 mm. Preferably, the upper end face framework and the lower end face framework adopt channel steel or angle steel, and the vertical steel keel is welded on the lower end face framework.
The inside well that divide into to be used for installing the elevator of belted steel fossil fragments prefabricated light concrete elevator well module is with be used for personnel to pass between the passageway that has the bottom plate, the bottom plate has double-deck reinforcing bar net.
According to the construction conditions and the structural characteristics of the existing old building, starting from the conception of modular design, factory production and on-site building block type assembly, the utility model provides a modular elevator shaft of light concrete prefabricated by steel keels, which is assembled on a foundation raft cast on site according to the sequence from bottom to top and comprises a foundation section module connected with the foundation raft, a first floor section module connected with the foundation section module, an adjustable module connected with the first floor section module, a plurality of standard section modules connected with the adjustable module and a top floor section module connected with a last floor section module, wherein each module is a reinforced concrete prefabricated component; the first floor section module is provided with a door for entering and exiting;
the adjustable module is used for adapting to the ground height of a second-layer and third-layer stair corner platform of a main building, meanwhile, the adjustable module is not provided with a door opening communicated with the main building, and a second-floor resident goes up to the height of a half floor to reach the second-layer and third-layer stair corner platform and then enters a passageway to an elevator, so that the influence on the structural strength of the main building can be reduced, and the construction cost can be reduced;
the top deck section module has a prefabricated roof and louvers for heat dissipation and ventilation;
each module is at least provided with a shaft room for installing an elevator, and the shaft rooms of the modules are spliced up and down to form a complete elevator shaft; the first-layer section module and the standard section module are also provided with aisles and corresponding door openings which are communicated with the hoistway and the main building.
The size of the basic raft is determined according to the geological conditions of a specific construction site and the conditions of the existing building, the basic raft is manufactured and constructed by adopting a cast-in-place method, and the upper surface of the basic raft is prefabricated and used for installing, connecting and fixing the embedded bolts of the basic section modules.
The modules are connected through bolts, and the bolts are connected through the embedded bolts arranged on the upper end face of each module and the prefabricated bolt holes arranged on the lower end face of the other module and the connecting boxes in a matched mode. The connecting box of the prefabricated bolt holes is located on the inner surface of the peripheral side wall, and the lower edge of the connecting box is higher than the upper surface of the module bottom plate, so that the embedded bolts are conveniently disassembled and assembled by using tools.
All doors and windows are installed on the module.
The inner spaces of the basic section module, the first floor section module, the adjustable module, the standard section module and the top floor section module comprise a hoistway and a corridor, and an elevator door opening is arranged between the hoistways of the first floor section module, the standard section module and the top floor section module and between the corridors to be communicated with each other.
At least four hoisting points are symmetrically prefabricated on the upper end faces of the peripheral side walls of the basic section module, the first layer section module, the adjustable module, the standard section module and the top layer section module, the hoisting points sink below the upper end face and are anchored in the side walls, and the number of the hoisting points is preferably six.
And preset nuts, preset machine placing beams or other preset fixing pieces for installing relevant electromechanical equipment of the elevator are preset on the side walls of the hoistway rooms of the basic section module, the first floor section module, the adjustable module, the standard section module and the top floor section module.
A manufacturing method of a light concrete module type elevator shaft prefabricated by steel keels comprises the following specific processes:
1) fixing and connecting the frame and the keel of the module on the mould table;
2) installing disassembly-free templates on the inner surface and the outer surface of the module;
3) pouring lightweight concrete;
4) after the concrete is cured, the outer surface is decorated by adopting a coating veneer or a veneer such as a heat insulation integrated plate.
5) And (5) installing accessories such as doors and windows.
To sum up, the utility model discloses following profitable technological effect has:
1. construction is convenient, the potential safety hazard is small: the light concrete prefabricated part is adopted, so that the light concrete prefabricated part can be produced in a factory, only hoisting and assembling are needed on site, and the underground foundation part needs cast-in-place maintenance, so that the water-free and open-fire-free construction is realized in the installation construction of all modules in the utility model, and the potential safety hazard of the site environment is obviously reduced;
2. the construction period is short: the modularized design, the factory processing and the building block type field assembly can greatly shorten the field construction time, and obviously shorten the construction period:
3. the weight of the module is small: the weight of the module is reduced by adopting the lightweight concrete, and the transportation and hoisting construction are convenient.
4. The construction cost is low: the manufacturing cost can be obviously reduced by adopting the disassembly-free template, and the labor cost of site construction can be obviously reduced by building block type site assembly, so that the building block type site assembly has good economy as a whole.
5. The comprehensive performance is good: the prefabricated lightweight concrete elevator shaft has good durability, good fireproof performance and low later maintenance cost, the heat insulation and heat storage performance is superior to that of a common concrete structure or a steel structure elevator shaft, and the shaft has large lateral bending resistance rigidity and is coordinated with the original main body structure in deformation.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the two modules of the present invention after being connected.
Fig. 2 is the perspective view of the bottom of a single module according to the present invention.
Fig. 3 is an assembly schematic diagram of a modular elevator hoistway with a steel keel precast light concrete.
Detailed Description
The following further describes the technical solutions with reference to fig. 1-3 and the specific embodiments to help understanding the contents of the present invention.
As shown in fig. 1, the utility model provides a prefabricated light concrete elevator well module of belted steel fossil fragments, include light steel fossil fragments 1, wall table sealing layer 2, filling layer 3, be fixed in the inboard connecting box 4 of light steel fossil fragments lower extreme, and be fixed in the buried bolt 5 in advance of light steel fossil fragments upper end.
The light steel keel 1 comprises an upper end face framework 11, a lower end face framework 12 with a connecting box, a longitudinal framework 14 used for fixing the wall surface sealing layer and a transverse framework 13 used for transverse connection.
As shown in fig. 1, the upper and lower hoistway modules penetrate into the upper module through the embedded bolts 5 on the upper end face framework 11 of the lower module, and the connecting box 4 on the lower end face framework 12 tightens the nuts 6 to complete the fixed connection between the modules.
The wall surface sealing layer 2 is a non-dismantling template arranged on the inner surface and the outer surface of the module, a thin plate capable of being cut and punched for fixing is adopted, the wall surface sealing layer 2 can be a calcium silicate board, a fiber cement board, a gypsum board and the like, and the fiber cement board is preferred.
The filling layer 3 is a light filler which is arranged between the wall surface sealing layers 2 at the inner side and the outer side and has the functions of reducing weight, preserving heat and enhancing structural strength, the filling layer 3 is made of light concrete, the light concrete comprises foam concrete, polyphenyl granule concrete or other light aggregate concrete, the density is generally 1200kg/m3The following.
The wall surface sealing layer 2 is fixed on the light steel keel 1, light concrete is poured in a cavity between the inner layer and the outer layer of the wall surface sealing layer 2, the light concrete is solidified to form the filling layer 3, and the filling layer and the light steel keel 1 and the wall surface sealing plate 2 form an integral structure, and a prefabricated light concrete elevator well module with the steel keel is formed through maintenance.
Further, the cross-sectional dimension of the transverse framework 13 is smaller than that of the longitudinal framework 14, and a gap which is convenient for the circulation of concrete during the pouring process is formed between the transverse framework and the wall surface closed layer 2.
Furthermore, the outside wall surface of the module can be decorated by adopting putty and paint or additionally provided with a heat-insulating and decorating integrated plate. The inner wall surface can be decorated by putty and paint.
Further, the opening 7 for installing the door or window is formed by breaking the lateral frame 13 and the longitudinal frame 14 at a predetermined position.
The light steel keels are adopted for the upper end face framework 11, the lower end face framework 12, the transverse framework 13, the longitudinal framework 14 or the frame of the opening 7, the light steel keels with rectangular, C-shaped or combined cross sections can be adopted, the thickness of the steel plate is 0.8-2.0 mm, and the distance between the keels is 300-400 mm. Preferably, the upper end face framework 11 and the lower end face framework 12 are channel steel frames, and the longitudinal frameworks are welded on the channel steel frames.
As shown in fig. 2, the inside of the prefabricated light concrete elevator well module with steel keels is divided into a well room 101 for installing an elevator and a passageway room 102 for passing people with a bottom plate having a double-layered reinforcing mesh 8.
The lower end face framework 12 is provided with a bolt hole 121 penetrating through the bottom of the connecting box 4, and the embedded bolt 5 penetrates through the connecting box 4 and then screws the nut 6 to complete connection between modules. The lower end of the embedded bolt 5 is provided with a hook structure and extends into the filling layer 3, so that the embedded bolt 5 and the module form an integral structure.
As shown in fig. 3, according to the construction conditions and structural characteristics of the existing old building, from the conception of modular design, factory production and on-site building block assembly, the utility model provides a prefabricated light concrete modular elevator shaft with steel keels, which is assembled on a foundation raft 202 poured on site according to the sequence from bottom to top, and comprises a foundation section module 203 connected with the foundation raft 202, a first floor section module 204 connected with the foundation section module 203, an adjustable module 205 connected with the first floor section module 204, a plurality of standard section modules 206 connected with the adjustable module 205, and a top floor section module 207 connected with a last floor section standard section module 206, wherein each module is a prefabricated component of the prefabricated light concrete elevator shaft module with steel keels; the first level section module 204 has a door 209 for ingress and egress;
the adjustable module 205 is used for adapting to the ground height of a second-third-floor stair corner platform of the main building 214, meanwhile, the adjustable module 205 is not provided with a door opening communicated with the main building, and a second-floor resident can ascend to a half-floor height to reach the second-third-floor stair corner platform and then enter a passageway leading to an elevator, so that the influence on the structural strength of the main building 214 can be reduced, and the construction cost can be reduced;
the top level module 207 has a prefabricated roof 213 and louvers 212 for heat dissipation and ventilation;
as shown in fig. 2 and 3, each module has at least one hoistway room 101 for installing an elevator, and the hoistway room 101 of each module is spliced up and down to form a complete elevator hoistway; the first floor section module 204, the adjustable module 205 and the standard section module 206 also have a hallway room 102 and corresponding door openings that communicate between the hoistway room 101 and the main building 214.
The size of the basic raft is determined according to the geological conditions of a specific construction site and the conditions of the existing building by the basic raft 202, the basic raft is manufactured and constructed by adopting a cast-in-place method, and the upper surface of the basic raft is prefabricated and used for installing, connecting and fixing the embedded bolts of the basic section modules.
Further, there is a foundation pad 201 cast in place under the basic rafts 202.
The modules are connected through bolts, and the bolts are connected through the embedded bolts arranged on the upper end face of each module and the prefabricated bolt holes arranged on the lower end face of the other module and the connecting boxes in a matched mode. The connecting box of the prefabricated bolt holes is located on the inner surface of the peripheral side wall, and the lower edge of the connecting box is higher than the upper surface of the module bottom plate, so that the embedded bolts are conveniently disassembled and assembled by using tools.
A window 211 is mounted on the module.
At least four hoisting points (not shown in the figure) are symmetrically prefabricated on the upper end faces of the peripheral side walls of the basic section module 203, the first-layer section module 204, the adjustable module 205, the standard section module 206 and the top-layer section module 207, the hoisting points sink below the upper end face and are anchored in the side walls, and the number of the hoisting points is preferably six.
The side walls of the hoistway room 101 of the base section module 203, the first floor section module 204, the adjustable module 205, the standard section module 206 and the top floor section module 207 are preset with preset nuts, preset machine placing beams or other preset fixing pieces for installing relevant electromechanical equipment of the elevator.
A manufacturing method of a light concrete module type elevator shaft module prefabricated by steel keels comprises the following specific processes:
1) fixing and connecting the frame and the keel of the module on the mould table;
2) installing disassembly-free templates on the inner surface and the outer surface of the module;
3) pouring lightweight concrete;
4) after the concrete is cured, the outer surface is decorated by adopting a coating veneer or a veneer such as a heat insulation integrated plate.
5) And (5) installing accessories such as doors and windows.
The above, just an example of the utility model can not limit the scope of the utility model with this, and all the simple equivalent changes and modifications done according to the patent application range and the content of the description of the utility model belong to the scope covered by the patent of the utility model.
Claims (6)
1. The utility model provides a belted steel fossil fragments prefabricated light concrete modular elevator well assembles according to the order from the bottom up on the basic raft of cast in situ, and it includes the basic festival module of being connected with basic raft, the first floor festival module of being connected with basic festival module, with adjustable module that first floor festival module is connected, a plurality of standards festival modules of being connected with adjustable module and the top layer festival module of being connected with last festival standard festival module, first floor festival module has the door that is used for the business turn over, its characterized in that: each module is made of a strip steel keel prefabricated light concrete elevator shaft module;
the strip steel keel prefabricated light concrete elevator well module comprises a light steel keel, a wall surface sealing layer, a filling layer, a connecting box fixed on the inner side of the lower end of the light steel keel and an embedded bolt fixed at the upper end of the light steel keel;
the light steel keel comprises an upper end face framework with a pre-buried bolt hole, a lower end face framework with a connecting box, a longitudinal framework for fixing the wall surface sealing layer and a transverse framework for transverse connection;
the wall surface sealing layer is a disassembly-free template arranged on the inner surface and the outer surface of the module;
the filling layer is a light filling material which is arranged between the wall surface sealing layers on the inner side and the outer side and has the functions of weight reduction, heat preservation and structural strength enhancement.
2. The modular elevator shaft of claim 1, wherein the modular elevator shaft is made of light concrete prefabricated with steel keels, and the modular elevator shaft is characterized in that: the filling layer is made of light concrete.
3. The modular elevator shaft of claim 1, wherein the modular elevator shaft is made of light concrete prefabricated with steel keels, and the modular elevator shaft is characterized in that: the filling layer adopts foam concrete, polyphenyl granule concrete or other lightweight aggregate concrete, and the density generally adopts 1200kg/m3The following.
4. The modular elevator shaft of claim 1, wherein the modular elevator shaft is made of light concrete prefabricated with steel keels, and the modular elevator shaft is characterized in that: and the wall surface sealing layer is fixed on the light steel keel, light concrete is poured in a cavity formed between the inner layer and the outer layer of the wall surface sealing layer, and a prefabricated module is formed through maintenance.
5. The modular elevator shaft of claim 1, wherein the modular elevator shaft is made of light concrete prefabricated with steel keels, and the modular elevator shaft is characterized in that: the upper end face framework and the lower end face framework adopt channel steel or angle steel; the longitudinal skeleton adopts light steel keels with rectangular, C-shaped sections or combined sections.
6. The modular elevator shaft of claim 1, wherein the modular elevator shaft is made of light concrete prefabricated with steel keels, and the modular elevator shaft is characterized in that: the cross-sectional dimension of the transverse framework is smaller than that of the longitudinal framework, and a gap which is convenient for concrete to flow during pouring is formed between the transverse framework and the wall surface closed layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120917868.3U CN215254267U (en) | 2021-04-29 | 2021-04-29 | Prefabricated light concrete modular elevator well of belted steel fossil fragments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120917868.3U CN215254267U (en) | 2021-04-29 | 2021-04-29 | Prefabricated light concrete modular elevator well of belted steel fossil fragments |
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| Publication Number | Publication Date |
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| CN215254267U true CN215254267U (en) | 2021-12-21 |
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| CN202120917868.3U Active CN215254267U (en) | 2021-04-29 | 2021-04-29 | Prefabricated light concrete modular elevator well of belted steel fossil fragments |
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| CN (1) | CN215254267U (en) |
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- 2021-04-29 CN CN202120917868.3U patent/CN215254267U/en active Active
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