CN214401799U

CN214401799U - Prefabricated assembled elevator pit

Info

Publication number: CN214401799U
Application number: CN202120439511.9U
Authority: CN
Inventors: 张守峰; 刘克; 姚远; 孙强
Original assignee: China Architecture Design and Research Group Co Ltd
Current assignee: China Architecture Design and Research Group Co Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-15
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to a prefabricated assembled elevator pit of utensil belongs to assembly type structure's technical field. The utility model provides an among the prior art construction consume time and consume worker, construction quality is wayward, cause environmental pollution problem. The utility model provides a prefabricated assembled elevator pit, including foundation bottom plate, well side wall and bight ground hole post, wherein bight ground hole post is pour on foundation bottom plate, and is located four bights, and the inside angle of bight ground hole post is parallel and level with the well side wall, and the outside angle of bight ground hole post is greater than the well side wall; the well side wall is arranged between the corner pit columns. The utility model discloses a when guaranteeing construction quality, showing the effect that has improved the efficiency of construction.

Description

Prefabricated assembled elevator pit

Technical Field

The utility model relates to an assembly type structure technical field especially relates to a prefabricated assembled elevator pit.

Background

In recent years, old communities are transformed into hot problems concerned by society, and the elevator is large in demand and has good application prospects. The traditional elevator foundation pit is usually built by cast-in-place concrete, and the construction steps mainly comprise foundation pit excavation, plain soil compaction, cushion layer pouring, waterproof construction, reinforcement cage binding, template erecting, embedded part pre-embedding, concrete pouring, maintenance and form removal and the like. The construction period is long, manpower is consumed, and the construction is easily influenced by weather; the construction quality is not easy to control; has adverse effect on the environment, and is easy to generate construction waste, noise pollution and dust pollution.

SUMMERY OF THE UTILITY MODEL

In view of the aforesaid analysis, the utility model aims at providing a prefabricated assembled elevator pit for solve among the prior art construction time consuming and labor consuming, construction quality is wayward, cause environmental pollution's problem. The method is mainly applied to the additionally-installed elevator pit, and can be used for reference when the related requirements of a newly-built building are met.

The purpose of the utility model is mainly realized through the following technical scheme:

the utility model provides a prefabricated assembled elevator pit, including foundation bottom plate, well side wall and bight ground hole post, wherein the bight ground hole post is pour on the foundation bottom plate, and is located four bights, the inside angle of bight ground hole post is parallel and level with the well side wall, the outside angle of bight ground hole post is greater than the well side wall; the well side wall is arranged between the corner pit columns.

Furthermore, the corner pit column comprises a corner embedded part, and the corner embedded part is used for connecting the corner pit column and the steel column to be assembled.

Further, bight built-in fitting includes first crab-bolt and first anchor plate, first crab-bolt is installed perpendicularly on the first anchor plate, bight ground pot hole post passes through first crab-bolt and the steel column fixed connection that waits to assemble.

Further, the corner embedded part further comprises a first shear key, and the first shear key is vertically welded on the first anchor plate.

Further, the elevator pit also comprises a front hall pit column, and the front hall pit column comprises a front hall embedded part.

Furthermore, the vestibule embedded part includes second crab-bolt, second anchor plate and the anti shear key of second, the second crab-bolt is installed perpendicularly on the second anchor plate, the second crab-bolt the anti shear key of second distributes the both sides of second anchor plate.

Further, the vestibule pit column further comprises embedded part hanging nails.

Further, the elevator pit also includes an integral seam separating the corner pit column from the lobby pit column.

Further, the integral seam includes loop reinforcement that fixedly connects the corner pit post and the lobby pit post.

Further, the integral seam further comprises lower iron longitudinal steel bars and upper iron longitudinal steel bars, and the lower iron longitudinal steel bars and the upper iron longitudinal steel bars are used for supporting the loop steel bars.

Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:

1. the corner pit column adopts an outward-biased design, so that the requirement on connection of the upper steel column to be assembled is met, and the requirement on the net size of an elevator shaft is also met.

2. The elevator pit is a prefabricated part and is manufactured in a factory, and field operation only needs to be carried out by hoisting and mounting in place, so that the construction quality is ensured, the construction efficiency is obviously improved, and the quality and the efficiency can be improved; the field operation is reduced, the construction waste is reduced, and the noise and the dust pollution can be effectively controlled.

3. The utility model discloses the built-in fitting that sets up for elevator superstructure installation effectiveness improves, and the prefabricated high accuracy of mill has also effectively reduced the site operation error simultaneously.

4. The utility model discloses cover stand alone type and take the elevator pit type in lobby, application scope is more extensive, and has considered the measure when the site operation hangs heavy the time limit.

Drawings

Fig. 1 is a plan view of a prefabricated assembly elevator pit of embodiment 1;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a top view of a corner embedment;

FIG. 4 is a front cross-sectional view of a corner embedment;

fig. 5 is a plan view of a prefabricated assembly elevator pit of example 2;

FIG. 6 is a top view of a vestibule embedment;

FIG. 7 is a front hall embedment main sectional view;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 3;

fig. 9 is a plan view of an elevator pit of example 3;

FIG. 10 is a cross-sectional view taken along line C-C of FIG. 5;

FIG. 11 is a schematic view of an integral seam;

fig. 12 is a schematic view of loop reinforcement.

Reference numerals:

1-a foundation slab; 2-hoistway side wall; 21-hanging nails on the side walls; 3-corner pit pillars; 31-corner embedment; 311-a first anchor bolt; 312-a first anchor plate; 313-a first shear key; 4-vestibule pit column; 41-forecourt embedded parts; 411-a second anchor bolt; 412-a second anchor plate; 413-a second shear bond; 414-embedded part hanging nails; 5-integral seams; 51-loop reinforcing steel bars; 52-lower iron longitudinal steel bars; 53-iron longitudinal steel bars.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1

The utility model discloses a concrete embodiment, as shown in figures 1 to 4, the utility model discloses a prefabricated assembled elevator pit, which comprises a foundation slab 1, a well side wall 2 and corner pit columns 3, wherein the corner pit columns 3 are poured on the foundation slab 1 and are positioned at four corners; the hoistway side wall 2 is provided between the corner pit pillars 3.

In this embodiment, the corner pit pillars 3 adopt an outward-biased design, that is, the inner side angles of the corner pit pillars 3 are flush with the hoistway side walls 2, and the outer side angles of the corner pit pillars 3 are larger than the hoistway side walls 2, so that the requirement for connection of steel columns to be assembled at the upper part is met, and the requirement for the net size of an elevator hoistway is also met.

It should be noted that the hoistway side wall 2 includes a side wall hanging nail 21, and the prefabricated fabricated elevator pit is installed at a designated position through the side wall hanging nail 21.

It should be noted that the corner pit column 3 includes a corner embedment 31, the corner embedment 31 is mounted on the top of the corner pit column 3, and the corner embedment 31 is used for connecting the corner pit column 3 with a steel column to be assembled.

Further, the corner embedment 31 includes a first anchor bolt 311 and a first anchor plate 312.

In this embodiment, the first anchor bolt 311 is vertically installed on the first anchor plate 312, and the corner pit column 3 is fixedly connected with the steel column to be assembled through the first anchor bolt 311.

Further, the corner embedment 31 further includes a first shear key 313.

In this embodiment, the first shear key 313 is an i-beam, the first shear key 313 is vertically welded to the first anchor plate 312, the second shear key 413 and the second anchor bolt 411 are distributed on two sides of the second anchor plate 412, and the first shear key 313 serves to prevent the shearing force of the corner pit 3.

Example 2

The present embodiment provides a prefabricated assembly type elevator pit, as shown in fig. 5 to 8, further including a lobby pit column 4 on the basis of embodiment 1, and the foundation slab 1 is extended to wrap the lobby pit column 4.

It should be noted that the vestibule pit column 4 includes a vestibule embedded part 41, the vestibule embedded part 41 includes a second anchor bolt 411 and a second anchor plate 412, and the second anchor bolt 411 is vertically installed on the second anchor plate 412.

In this embodiment, the pit column 4 in the lobby is connected to the steel column to be assembled via a second anchor 411.

The lobby pit column 4 further includes a second shear key 413.

In this embodiment, the second shear key 413 is an i-beam, the second shear key 413 is vertically welded to the second anchor plate 412, and the second shear key 413 and the second anchor bolt 411 are distributed on two sides of the second anchor plate 412.

Further, the lobby pit column 4 further comprises embedded part hanging nails 414, and the integral prefabricated assembled elevator pit is hung to a specified position through the embedded part hanging nails 414 and the side wall hanging nails 21.

Example 3

The embodiment provides a prefabricated elevator pit, as shown in fig. 9 to 12, and further comprises an integral joint 5 on the basis of the embodiment 2, wherein the integral joint 5 separates a corner pit column 3 from a lobby pit column 4, so that the hoisting weight is reduced, and the prefabricated elevator pit is suitable for the situation that the hoisting weight is limited in site construction.

It should be noted that the integral joint 5 includes a loop reinforcement 51, and the loop reinforcement 51 fixedly connects the corner pit 3 and the lobby pit 4.

Further, the integral joint 5 further comprises a lower iron longitudinal reinforcement 52 and an upper iron longitudinal reinforcement 53, the lower iron longitudinal reinforcement 52 and the upper iron longitudinal reinforcement 53 being used for supporting the loop reinforcement 51.

The corner pit column 3 designed by the utility model adopts an outward-inclined design, which not only meets the connection requirement of the upper steel column to be assembled, but also ensures the requirement of the net size of the elevator shaft; the elevator pit is a prefabricated part and is manufactured in a factory, and field operation only needs to be carried out by hoisting and mounting in place, so that the construction quality is ensured, the construction efficiency is obviously improved, and the quality and the efficiency can be improved; the field wet operation is reduced, the construction waste is reduced, and the noise and the dust pollution can be effectively controlled; due to the arrangement of the embedded parts, the installation efficiency of the upper structure of the elevator is improved, and meanwhile, the site construction error is effectively reduced due to the high precision of factory prefabrication.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. The prefabricated elevator pit is characterized by comprising a foundation slab (1), a hoistway side wall (2) and corner pit columns (3), wherein

The corner pit pillars (3) are poured on the foundation slab (1) and are positioned at four corners, the inner side angles of the corner pit pillars (3) are flush with the hoistway side walls (2), and the outer side angles of the corner pit pillars (3) are larger than the hoistway side walls (2);

the well side wall (2) is arranged between the corner pit columns (3).

2. The prefabricated elevator pit of claim 1, wherein the corner pit column (3) comprises a corner embedment (31), the corner embedment (31) being used to connect the corner pit column (3) with a steel column to be assembled.

3. Prefabricated elevator pit according to claim 2, characterized in that the corner embedment (31) comprises a first anchor bolt (311) and a first anchor plate (312), the first anchor bolt (311) being vertically mounted on the first anchor plate (312), the corner pit column (3) being fixedly connected to the steel column to be assembled via the first anchor bolt (311).

4. The prefabricated elevator pit of claim 3, wherein the corner embedment (31) further comprises a first shear key (313), the first shear key (313) being welded perpendicularly to the first anchor plate (312).

5. Prefabricated assembled elevator pit according to claim 4, characterized in that the elevator pit further comprises lobby pit pillars (4), the lobby pit pillars (4) comprising lobby embedments (41).

6. The prefabricated elevator pit of claim 5, wherein the lobby embedment (41) comprises a second anchor bolt (411), a second anchor plate (412), and a second shear key (413), the second anchor bolt (411) being vertically mounted on the second anchor plate (412), the second anchor bolt (411), the second shear key (413) being distributed on both sides of the second anchor plate (412).

7. The prefabricated assembled elevator pit of claim 6, wherein the lobby pit column (4) further comprises embedment hanger pins (414).

8. Prefabricated elevator pit according to claim 7, characterized in that the elevator pit further comprises an integral seam (5), which integral seam (5) separates the corner pit pillars (3) from the lobby pit pillars (4).

9. Prefabricated elevator pit according to claim 8, characterized in that the integral joint (5) comprises loop reinforcement (51), which loop reinforcement (51) fixedly connects the corner pit column (3) and the lobby pit column (4).

10. Prefabricated elevator pit according to claim 9, characterized in that the integral seam (5) further comprises lower iron longitudinal rebars (52) and upper iron longitudinal rebars (53), the lower iron longitudinal rebars (52) and the upper iron longitudinal rebars (53) being used to support the loop rebars (51).