CN212613905U - Mounting structure of elevator in existing building - Google Patents
Mounting structure of elevator in existing building Download PDFInfo
- Publication number
- CN212613905U CN212613905U CN202020689217.9U CN202020689217U CN212613905U CN 212613905 U CN212613905 U CN 212613905U CN 202020689217 U CN202020689217 U CN 202020689217U CN 212613905 U CN212613905 U CN 212613905U
- Authority
- CN
- China
- Prior art keywords
- elevator
- supporting
- existing building
- cushion layer
- installation structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a mounting structure of elevator in existing building. This mounting structure of elevator in existing building includes: a foundation pit; the cushion layer is arranged at the bottom of the foundation pit; the supporting base comprises a supporting platform arranged on the cushion layer and supporting side walls positioned on the periphery of the supporting platform; the well, this well has the brickwork that is located on supporting the lateral wall, is located the constructional column of supporting the lateral wall four corners and is the circle roof beam of certain interval distribution. It can be seen that the utility model discloses a cushion among the mounting structure, the special construction of support base and well can ensure excellent supporting effect, adopt this mounting structure to carry out the installation of elevator in the existing building, not only can simplify technology, and the reduction of erection time can ensure the safe operation of elevator moreover.
Description
Technical Field
The utility model relates to an install the technical field of elevator in existing building, particularly, relate to the mounting structure of elevator in existing building.
Background
The construction time of a plurality of old districts in China is long, and most of old district multi-storey houses are not provided with elevators due to the limitation of the construction technology at the beginning of construction, economic conditions and other factors. These old residential multi-storey houses without elevators have brought about a lot of inconvenience to the lives of the residents. At present, many local governments have proposed to improve the traveling conditions of residents by adding elevators, and have provided corresponding guidance documents and policy measures to gradually promote the addition of elevators in old districts of the existing buildings. Then, the existing construction method for installing the elevator in the existing building usually has the defects of complex process, long construction period and poor safety, and the elevator is seriously hindered from being additionally installed.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an installation method and a mounting structure of an elevator in the existing building so as to solve the technical problems of complex process and long construction period in the prior art.
In order to achieve the above object, according to an aspect of the present invention, there is provided an installation method of an elevator in an existing building. The installation method of the elevator in the existing building comprises the following steps:
(1) measuring and setting out, determining the construction position and excavation depth of the foundation pit, and then excavating the foundation pit;
(2) pouring concrete at the bottom of the foundation pit to form a cushion layer;
(3) setting up a support base on the cushion layer, wherein the support base comprises a support platform arranged on the cushion layer and support side walls positioned on the periphery of the support platform;
(4) building a well on the supporting side wall, wherein the well is provided with a brick building body positioned on the supporting side wall, constructional columns positioned at four corners of the supporting side wall and ring beams distributed at intervals;
(5) elevator components are installed.
It can be seen that the utility model discloses an installation method technology of elevator in existing building is very simple, can effectively practice thrift the time limit for a project to through special foundation ditch inner support structure and well structure, can ensure the safe operation after the elevator installation.
Furthermore, the distance between two adjacent ring beams is 1.5-2.5 m; the height of the ring beam is 300-500 mm; the ring beam is formed by pouring concrete with the concrete strength grade superior to or equal to C30; a rail bracket in the elevator component is anchored to the ring beam. Thus, the strength of the hoistway can be ensured, and the safety can be improved.
Further, the thickness of the cushion layer is more than or equal to 70 mm; the cushion layer edge exceeds the support platform edge by at least 70 mm; the cushion layer is formed by pouring concrete with the concrete strength grade superior to or equal to C15. Thereby, an optimal supporting effect of the cushion layer is ensured.
Further, the supporting base is erected after waterproof operation construction is carried out on the cushion layer; tamping a soil body below the cushion layer before pouring the cushion layer, wherein the tamping coefficient is more than or equal to 94%; and leveling the surface of the supporting platform and then installing corresponding elevator components. Therefore, the safety coefficient is obviously improved.
Further, the supporting base is cast by concrete with the concrete strength grade superior to or equal to C30; the thickness of the supporting platform is more than or equal to 400 mm; the thickness of the supporting side wall is more than or equal to 300 mm; the height of the supporting side wall is more than or equal to 1300 mm; the thickness of the brick masonry is more than or equal to 240 mm. Thereby, the support base has an optimal support effect.
Further, the process of setting up the support base comprises the steps of:
A. building a steel bar system forming a supporting base on the cushion layer;
B. erecting a formwork system for pouring concrete on the inner side and the outer side of the steel bar system forming the supporting side wall;
C. and pouring concrete into the template system, and removing the template system after molding to obtain the supporting base.
Furthermore, cushion blocks distributed at intervals are arranged in the supporting platform; and/or support ribs distributed at intervals are arranged in the support platform. The cushion blocks and the supporting ribs are placed below the steel bar system before concrete is poured, so that the strength of the supporting base can be improved.
Further, when the wall where the tunnel door of the hoistway is located is an existing wall, a first support beam is additionally arranged above the tunnel door, and a steel support is arranged in the first support beam; when the wall body at the hole door of the well is a newly-built wall body, a reinforcing component is additionally arranged on the brick masonry body and comprises reinforcing steel bar meshes arranged on the inner side and the outer side of the brick masonry body. Therefore, the strength can be ensured, and the safety is obviously improved.
Further, the reinforcing assembly also comprises reinforcing ribs positioned inside and/or outside the reinforcing mesh, and the reinforcing ribs are wound from one side of the brick masonry to the opposite side; and/or the reinforcing component also comprises a tie bar which penetrates through the brick masonry and is connected with reinforcing mesh on two sides of the brick masonry, and structural glue is filled in a tie bar hole. Therefore, the reinforcing method is simple and the reinforcing effect is good.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a mounting structure of an elevator in an existing building. The installation structure of the elevator in the existing building comprises
A foundation pit;
the cushion layer is arranged at the bottom of the foundation pit;
the supporting base comprises a supporting platform arranged on the cushion layer and supporting side walls positioned on the periphery of the supporting platform;
the well, this well has the brickwork that is located on supporting the lateral wall, is located the constructional column of supporting the lateral wall four corners and is the circle roof beam of certain interval distribution.
It can be seen that the utility model discloses a cushion among the mounting structure, the special construction of support base and well can ensure excellent supporting effect, adopt this mounting structure to carry out the installation of elevator in the existing building, not only can simplify technology, and the reduction of erection time can ensure the safe operation of elevator moreover.
Furthermore, the distance between two adjacent ring beams is 1.5-2.5 m; the height of the ring beam is 300-500 mm; a rail bracket in the elevator component is anchored to the ring beam.
Further, the thickness of the cushion layer is more than or equal to 70 mm.
Further, the edge of the blanket extends at least 70mm beyond the edge of the support platform.
Further, a waterproof layer is arranged between the cushion layer and the supporting platform.
Further, the thickness of the supporting platform is more than or equal to 400 mm; the thickness of the supporting side wall is more than or equal to 300 mm; the height of the supporting side wall is more than or equal to 1300 mm; the thickness of the brick masonry is more than or equal to 240 mm.
Furthermore, cushion blocks distributed at intervals are arranged in the supporting platform; and/or support ribs distributed at intervals are arranged in the support platform.
Furthermore, the surface of the supporting platform is also provided with a leveling layer.
Further, when the wall where the tunnel door of the hoistway is located is an existing wall, a first support beam is additionally arranged above the tunnel door, and a steel support is arranged in the first support beam; when the wall body at the hole door of the well is a newly-built wall body, a reinforcing component is additionally arranged on the brick masonry body and comprises reinforcing steel bar meshes arranged on the inner side and the outer side of the brick masonry body.
Further, the reinforcing assembly also comprises reinforcing ribs positioned inside and/or outside the reinforcing mesh, and the reinforcing ribs are wound from one side of the brick masonry to the opposite side; and/or the reinforcing component also comprises a tie bar which penetrates through the brick masonry and is connected with reinforcing mesh on two sides of the brick masonry, and structural glue is filled in a tie bar hole.
The present invention will be further described with reference to the accompanying drawings and the detailed description. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which form a part of the disclosure, are included to assist in understanding the disclosure, and the description provided herein and the accompanying drawings, which are related thereto, are intended to explain the disclosure, but do not constitute an undue limitation on the disclosure.
In the drawings:
fig. 1 is a schematic view of an installation structure of an elevator in an existing building in embodiment 1 of the present invention.
Fig. 2 is a plan view of a hoistway according to embodiment 1 of the present invention.
Fig. 3 is a front view of a hoistway in embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of a wall body in which a door is located in embodiment 1 of the present invention when the wall body is an existing wall body.
Fig. 5 is a sectional view taken along line a-a in fig. 4.
Fig. 6 is a schematic structural view of a wall body when the wall body of the tunnel door in embodiment 2 of the present invention is a new wall body.
Fig. 7 is a sectional view taken along line B-B in fig. 6.
Fig. 8 is a sectional view taken along line C-C in fig. 6.
The relevant references in the above figures are:
100-cushion layer, 210-supporting platform, 220-supporting side wall, 201-reinforcing steel bar system, 202-formwork system, 300-well, 310-brick masonry, 320-constructional column, 330-ring beam, 340-hole door, 350-first supporting beam, 351-steel support, 360-second supporting beam, 410-reinforcing mesh, 420-reinforcing rib, 430-oblique reinforcing bar and 440-tie bar.
Detailed Description
The present invention will be described more fully with reference to the accompanying drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Before the present invention is described with reference to the accompanying drawings, it is to be noted that:
the technical solutions and features provided in the present invention in each part including the following description may be combined with each other without conflict.
Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
With respect to the terms and units of the present invention. The terms "comprising," "having," and any variations thereof in the description and claims of this invention and the related sections are intended to cover non-exclusive inclusions.
Example 1
The installation method of the elevator in the existing building comprises the following steps:
(1) measuring and setting out, determining the construction position and excavation depth of the foundation pit, and then excavating the foundation pit; manually picking up the bottom of the foundation pit within 200-300 mm from the bottom, and mechanically excavating the rest of the foundation pit;
(2) tamping the soil body at the bottom of the foundation pit, wherein the tamping coefficient is more than or equal to 94%;
(3) pouring concrete at the bottom of the foundation pit to form a cushion layer 100; the cushion layer 100 is formed by pouring concrete with the concrete strength of C15;
(4) paving a waterproof layer on the cushion layer 100;
(5) setting up a support base on the cushion layer 100, wherein the support base comprises a support platform 210 arranged on the cushion layer 100 and support side walls 220 positioned around the support platform 210; the supporting base is cast by adopting concrete with the concrete strength grade of C30;
(6) building a hoistway 300 on the supporting side wall 220, wherein the hoistway 300 is provided with brick masonry 310 positioned on the supporting side wall 220, constructional columns 320 positioned at four corners of the supporting side wall 220 and ring beams 330 distributed at intervals; the brickwork 310 is arranged on the three supporting side walls 220 and is built by adopting MU15 shale solid bricks with the thickness of 240mm and M10 cement mortar, namely the brickwork 310 has the thickness of 240 mm; before the well 300 is built, dry brick trial swinging is carried out to determine the thickness of bricks, the thickness of brick joints and the elevation position of a ring beam 330; when the shaft 300 is built, single-side hanging wires are adopted for assistance; the other supporting side wall 220 is an existing wall body, a hole door 340 is formed by removing part of the wall body, and a first supporting beam 350 is additionally arranged above the hole door 340; the ring beam 330 is formed by pouring concrete with the concrete strength grade of C30;
(7) leveling the surface of the support platform 210;
(8) installing elevator components including a rail bracket, a guide rail, a traction system, a counterweight rail, a car, landing doors, safety components, and electrical devices, wherein the rail bracket is anchored to the ring beam 330.
Wherein, the process of setting up of support base includes the step:
A. placing cushion blocks and support ribs on the cushion layer 100; the cushion blocks and the supporting ribs are arranged in a quincunx shape, and the distance between the cushion blocks and the supporting ribs is 1.5 m; the strength of the support rib is HRB400 grade, and the diameter of the support rib is 12 mm; the supporting ribs are inverted U-shaped split heads;
B. erecting a steel bar system 201 forming a supporting base;
C. erecting formwork systems 202 for pouring concrete on the inner side and the outer side of the steel bar system 201 forming the supporting side wall 220; the template system 202 adopts a plywood with the thickness of 18mm, 50mm multiplied by 100mm wood purlin is used as a secondary ridge, 48.3mm multiplied by 3.6mm steel pipes are used as a main ridge, and a split bolt is M14;
D. and pouring concrete into the template system 202, and removing the template system 202 after molding to obtain the supporting base.
As shown in fig. 1-3, the installation structure of the elevator in the existing building formed by adopting the installation method comprises a foundation pit, a cushion layer 100, a waterproof layer, a supporting base, a leveling layer and a hoistway 300;
the cushion layer 100 is arranged at the bottom of the foundation pit; the thickness of the cushion layer 100 is 70 mm; the edge of the cushion layer 100 exceeds the edge of the support platform 210 by 70 mm;
the supporting base comprises a supporting platform 210 arranged on the cushion layer 100 and a supporting side wall 220 positioned around the supporting platform 210; cushion blocks and support ribs are arranged in the support platform 210; the thickness of the support platform 210 is 400 mm; the thickness of the supporting side wall 220 is 300 mm; the height of the support sidewall 220 is 1300 mm;
the hoistway 300 is provided with brick masonry 310 positioned on the supporting side wall 220, constructional columns 320 positioned at four corners of the supporting side wall 220 and ring beams 330 distributed at intervals; the distance between two adjacent ring beams 330 is 2 m; the cross-sectional dimension of the ring beam 330 is 240mm x 400mm (i.e. height 400 mm); the thickness of the brick masonry 310 is 240 mm; the wall body where the hole door 340 of the hoistway 300 is located is an existing wall body, a first support beam 350 is arranged above the hole door 340, and a steel support 351 is arranged in the first support beam 350.
As shown in fig. 4-5, the wall where the hoistway door 340 of the hoistway 300 is located is an existing wall, first support beams 350 with a thickness of 120mm are additionally arranged on the inner side and the outer side of the wall above the hoistway door 340, the first support beams 350 are formed by pouring reinforced concrete, two ends of each first support beam 350 exceed two ends of the hoistway door 340 by 240mm, steel supports 351 are arranged in the first support beams 350 at intervals, and the steel supports 351 are i-shaped steels.
Example 2
Compared with embodiment 1, the installation method and installation structure of the elevator in the existing building of the present embodiment have the following differences: as shown in fig. 6 to 8, the wall where the door 340 of the hoistway 300 is located is a newly-built wall, that is, each of the four supporting sidewalls 220 is built by MU15 shale solid bricks with a thickness of 240mm and M10 cement mortar, and a reinforcing assembly is added to the brick masonry 310.
The reinforcing assembly comprises reinforcing meshes 410 arranged on the inner side and the outer side of the brick masonry 310, reinforcing ribs 420 arranged on the outer side or the inner side of the reinforcing meshes 410, and tie bars 440 which penetrate through the brick masonry 310 and connect the reinforcing meshes 410 on the two sides of the brick masonry 310; the reinforcing rib 420 winds from one side of the brick masonry 310 to the opposite side, and the length of the reinforcing rib at two sides is 500 mm; at least a position 150mm away from the edge of the wall body is provided with a tie bar 440, and structural glue is filled in holes of the tie bar 440.
The mesh reinforcement 410 includes horizontal reinforcing bars and vertical reinforcing bars.
Oblique reinforcing steel bars 430 are arranged at the upper left corner and the upper right corner of the inner side and the outer side of the hole door 340, the length of the oblique reinforcing steel bars 430 is 1000mm, and the horizontal included angle is 45 degrees.
A second supporting beam 360 with the height of 150mm is additionally arranged above the hole door 340, the second supporting beam 360 is formed by pouring reinforced concrete, and the two ends of the second supporting beam exceed the two ends of the hole door 340 by 500 mm.
The contents of the present invention have been explained above. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Based on the above-mentioned contents of the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.
Claims (10)
1. Mounting structure of elevator in existing building, its characterized in that: comprises that
A foundation pit;
the cushion layer (100), the cushion layer (100) is arranged at the bottom of the foundation pit;
the supporting base comprises a supporting platform (210) arranged on the cushion layer (100) and supporting side walls (220) positioned on the periphery of the supporting platform (210);
the well (300) is provided with brick masonry (310) positioned on the supporting side wall (220), constructional columns (320) positioned at four corners of the supporting side wall (220) and ring beams (330) distributed at intervals.
2. The installation structure of an elevator in an existing building according to claim 1, wherein: the distance between two adjacent ring beams (330) is 1.5-2.5 m; the height of the ring beam (330) is 300-500 mm; a rail bracket in the elevator component is anchored to the loop beam (330).
3. The installation structure of an elevator in an existing building according to claim 1, wherein: the thickness of the cushion layer (100) is more than or equal to 70 mm.
4. The installation structure of an elevator in an existing building according to claim 1, wherein: the edge of the cushion layer (100) exceeds the edge of the support platform (210) by at least 70 mm.
5. The installation structure of an elevator in an existing building according to claim 1, wherein: a waterproof layer is further arranged between the cushion layer (100) and the supporting platform (210).
6. The installation structure of an elevator in an existing building according to claim 1, wherein: the thickness of the supporting platform (210) is more than or equal to 400 mm; the thickness of the supporting side wall (220) is more than or equal to 300 mm; the height of the supporting side wall (220) is more than or equal to 1300 mm; the thickness of the brick masonry (310) is more than or equal to 240 mm.
7. The installation structure of an elevator in an existing building according to claim 1, wherein: cushion blocks distributed at intervals are arranged in the supporting platform (210); and/or support ribs distributed at intervals are arranged in the support platform (210).
8. The installation structure of an elevator in an existing building according to claim 1, wherein: the surface of the supporting platform (210) is also provided with a leveling layer.
9. The installation structure of an elevator in an existing building according to claim 1, wherein: when the wall where the tunnel door (340) of the hoistway (300) is located is an existing wall, a first support beam (350) is additionally arranged above the tunnel door (340), and a steel support (351) is arranged in the first support beam (350); when the wall body where the hole door (340) of the well (300) is located is a newly-built wall body, reinforcing components are additionally arranged on the brick masonry (310), and the reinforcing components comprise reinforcing steel bar nets (410) arranged on the inner side and the outer side of the brick masonry (310).
10. The installation structure of an elevator in an existing building according to claim 9, wherein: the reinforcement assembly further comprises reinforcing bars (420) located inside and/or outside the mesh reinforcement (410), the reinforcing bars (420) being wound from one side to the opposite side of the brickwork (310); and/or the reinforcing component also comprises a tie bar (440) which penetrates through the brick masonry (310) and then is connected with reinforcing meshes (410) at two sides of the brick masonry (310), and structural glue is filled in holes of the tie bar (440).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689217.9U CN212613905U (en) | 2020-04-29 | 2020-04-29 | Mounting structure of elevator in existing building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020689217.9U CN212613905U (en) | 2020-04-29 | 2020-04-29 | Mounting structure of elevator in existing building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212613905U true CN212613905U (en) | 2021-02-26 |
Family
ID=74710010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020689217.9U Active CN212613905U (en) | 2020-04-29 | 2020-04-29 | Mounting structure of elevator in existing building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212613905U (en) |
-
2020
- 2020-04-29 CN CN202020689217.9U patent/CN212613905U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109235499B (en) | Open-cut underground building structure assembly type construction method | |
| CN105649360A (en) | Integral assembling type building system and installing method | |
| CN102587416B (en) | Construction method of basement attached lane structure | |
| CN211144503U (en) | High steep topography bridge tunnel meets section open cut tunnel and connects long structure | |
| CN106759439B (en) | Tower crane foundation for foundation pit and construction method thereof | |
| US20140223851A1 (en) | Prefabricated reinforced concrete wall panel and installation method | |
| CN112854813A (en) | Profile steel tray structure for ancient building translation and underpinning method | |
| CN101555709B (en) | Mounting process for composite insulating concrete shear wall | |
| CN212613905U (en) | Mounting structure of elevator in existing building | |
| CN112177012A (en) | Precast concrete non-primary support system with lattice columns for foundation pit engineering and construction method | |
| CN111648555A (en) | Laminated precast concrete elevator shaft way | |
| CN111677317A (en) | Method and structure for installing elevator in existing building | |
| CN214832749U (en) | Novel inner supporting structure for foundation pit | |
| CN112359860B (en) | Construction method for non-support type open caisson capping | |
| CN100371546C (en) | Plaster hollow large panel pouring concrete wall and manufacturing method thereof | |
| CN208685617U (en) | A kind of foundation underpinning system of old brick foundation building | |
| AU2016102393A4 (en) | A Method of constructing a column, a tunnel, and a tunnel made from the method | |
| CN216920378U (en) | Assembled underground well soil retaining device | |
| CN219931248U (en) | Connecting structure of externally-hung prefabricated wall body of assembled steel structure and basement top plate | |
| CN215594482U (en) | Masonry wall structure on boundary beam of I-steel encorbelments in area | |
| CN217267635U (en) | Backfill regional well step system | |
| CN217581421U (en) | Post-cast strip braced system | |
| CN214832930U (en) | Prefabricated non-dismantling post-pouring strip template | |
| CN217325470U (en) | Basement outer wall post-cast strip department assembled retaining wall | |
| CN101429789B (en) | Installation technique of composite thermal insulation concrete load-bearing wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |