CN220351424U - Counterweight rear-mounted elevator structure without machine room - Google Patents
Counterweight rear-mounted elevator structure without machine room Download PDFInfo
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- CN220351424U CN220351424U CN202321577171.1U CN202321577171U CN220351424U CN 220351424 U CN220351424 U CN 220351424U CN 202321577171 U CN202321577171 U CN 202321577171U CN 220351424 U CN220351424 U CN 220351424U
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- counterweight
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 238000009434 installation Methods 0.000 abstract description 21
- 230000008901 benefit Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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Abstract
The utility model discloses a counterweight rear-mounted machine-room-free elevator structure, which comprises a lift car and a counterweight, wherein the lift car is connected to the front side of a hoistway in a sliding manner through two lift car guide rails, the counterweight is connected to the rear side of the hoistway in a sliding manner through two counterweight guide rails, and a first rack is fixedly connected with the tops of the two counterweight guide rails; the second rack is fixedly connected with the tops of the two car guide rails; and the traction machine is fixedly connected to the top end of the first frame and is respectively in transmission connection with the lift car and the counterweight. The utility model avoids the process of installing the frame by opening holes in the well, thereby reducing the requirement on civil engineering during installation, having lower self-height of the whole frame body, greatly reducing the requirement on top layer height of the counterweight rear-mounted elevator, reducing civil engineering cost, being widely used in the elevator without machine room and having the advantages of convenient installation, reduced installation cost and strong applicability.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to a counterweight rear-mounted machine-room-free elevator structure.
Background
At present, the heavy rear-mounted elevator without machine room is relatively troublesome in installation, and the traditional installation mode is as follows:
the first installation mode is as follows: bearing beam mounting holes are reserved in the front wall body and the rear wall body of the hoistway, and the bearing beam or the frame longitudinally penetrates through the front side and the rear side of the whole hoistway relative to the lift car; the bearing beams or the frame mounting holes (two) are reserved on the front side and the rear side of the hoistway, so that the overall civil engineering structure is higher, the overall bearing beams or the frame body structure is larger, the required mounting height of the traction machine is overlarge, the height space of the top layer is increased, and meanwhile, as most of the bearing beams or the frames are welded into a whole for mounting, the mounting difficulty is greatly increased, and the mounting mode of the traction machine is troublesome;
the second installation mode is as follows: the left wall and the right wall of the lift shaft are reserved with bearing beams or frame mounting holes, and the rear bearing beams or frames are used for mounting a traction machine relative to the rear side of the lift shaft; the front bearing beam or the frame is used for installing the rope head combination of the lift car relative to the front side of the transverse lift shaft of the lift car, bearing beams or frame installation holes are reserved on the left side and the right side of the lift shaft of the counterweight rear elevator without machine room, the civil engineering overall structure is higher, and compared with the first installation mode, the civil engineering requirement is higher, four bearing beams or frame installation holes are reserved, and the bearing beams or the frames are divided into two parts for installation, so that the installation is inconvenient.
In the prior art, for example: the utility model patent CN113620143A relates to a counterweight rear-mounted machine-room-free elevator arrangement structure, wherein a traction frame is fixed at the top of an elevator shaft, a traction machine is fixed at the bottom of the traction frame, the traction machine drives a car body and a counterweight body to alternately lift and move through a steel belt, and the traction frame carries the traction machine, the car body and the counterweight body, so that the traction frame is connected with the elevator shaft, and the civil engineering requirement on the elevator shaft is extremely high, so that the application range of the counterweight rear-mounted machine-room-free elevator is limited.
Therefore, how to reduce the requirement for civil engineering during installation is a problem to be solved in the technical field.
Disclosure of Invention
It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, there is provided a counterweight rear machine room-less elevator structure including a car slidably connected to a front side of a hoistway by two car guide rails, and a counterweight slidably connected to a rear side of the hoistway by two counterweight guide rails;
the first rack is fixedly connected with the tops of the two counterweight guide rails;
the second rack is fixedly connected with the tops of the two car guide rails;
and the traction machine is fixedly connected to the top end of the first frame and is respectively in transmission connection with the lift car and the counterweight.
Preferably, the first frame is welded to the second frame.
Preferably, two sides of the first frame are fixedly connected with the two counterweight guide rails through a plurality of first bolts respectively.
Preferably, two sides of the second frame are fixedly connected with the two car guide rails through a plurality of second bolts respectively.
Preferably, the traction machine is in transmission connection with the car and the counterweight respectively in the following modes:
the counterweight is rotatably connected with a counterweight diverting pulley;
the top end of the elevator car is rotatably connected with two elevator car diverting pulleys;
one end of a steel wire rope is fixedly connected to the first frame, the other end of the steel wire rope is fixedly connected with the second frame, and the steel wire rope is respectively wound with the counterweight diverting pulley, the traction machine and the two car diverting pulleys.
Preferably, the first frame and the steel wire rope are fixedly connected in the following manner:
the first frame is fixedly connected with a first rope head assembly, and the steel wire rope is fixedly connected with the first frame through the first rope head assembly.
Preferably, the mode of fixedly connecting the second frame with the steel wire rope is as follows:
the second frame is fixedly connected with a second rope end assembly, and the steel wire rope is fixedly connected with the second frame through the second rope end assembly.
The utility model at least comprises the following beneficial effects:
according to the utility model, the frame is fixed at the top in the hoistway through the counterweight guide rail and the car guide rail, and the traction machine is borne through the frame, so that the process of installing the frame in the hoistway by punching holes is avoided, the requirement on civil engineering in the installation process is reduced, the height of the whole frame body is lower, the requirement on the top layer height of the counterweight rear-mounted elevator is greatly reduced, the civil engineering cost is reduced, the elevator can be widely used in the elevator without a machine room, and the elevator has the advantages of convenience in installation, low installation cost and high applicability.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic diagram of the connection of the present utility model.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that, in the description of the present utility model, the orientation or positional relationship indicated by the term is based on the orientation or positional relationship shown in the drawings, which are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, may be a detachable connection, or may be integrally connected, may be mechanically connected, may be electrically connected, may be directly connected, may be indirectly connected through an intermediate medium, may be communication between two members, and may be understood in a specific manner by those skilled in the art.
Furthermore, in the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact of the first and second features, or an indirect contact of the first and second features through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Fig. 1 shows an implementation of the utility model comprising a car 7 slidingly connected to the front side of the hoistway 1 by two car guide rails 5 and a counterweight 13 slidingly connected to the rear side of the hoistway 1 by two counterweight guide rails 3;
the first rack 2 is fixedly connected with the tops of the two counterweight guide rails 3;
the second frame 4 is fixedly connected with the tops of the two car guide rails 5;
and the traction machine 8 is fixedly connected to the top end of the first frame 2, and the traction machine 8 is respectively in transmission connection with the car 7 and the counterweight 13.
Working principle: when carrying out to heavy rear-mounted no computer lab elevator installation, with car 7 sliding connection at the front side of well 1 through two car guide rails 5, and with heavy 13 sliding connection at the rear side of well 1 through two to heavy guide rails 3, then with first frame 2 fixed connection at the top of two to heavy guide rails 3, and with hauler 8 fixed connection on first frame 2, and again with second frame 4 fixed connection at the top of two car guide rails 5, thereby accomplish to heavy rear-mounted no computer lab elevator's installation, drive car 7 and heavy 13 and go up and down in turn through hauler 8 when using, through the fixed connection of first frame 2 and two to heavy guide rails 3, support hauler 8, and bear the lift of heavy 13, through the fixed connection of second frame 4 and two car guide rails 5, bear the lift of car 7, in this kind of technical scheme, the frame passes through the top of hauler 3 and car guide rail 5 is fixed in well 1, and bear the hauler 8 through the frame, the trompil has been avoided carrying out the installation to the frame in well 1, thereby the installation has the benefit of reducing cost is good and easy to install, and the installation has the benefit of the installation is easy to have.
In the above-mentioned scheme, the first frame 2 is welded with the second frame 4. After the first frame 2 and the second frame 4 are installed, the first frame 2 and the second frame 4 are welded, the movable positions of the first frame 2 and the second frame 4 are further limited, the supporting effect of the first frame 2 and the second frame 4 is further guaranteed, and the connecting device has the advantages of guaranteeing the connecting stability and being convenient to install.
In the above scheme, two sides of the first frame 2 are fixedly connected with the two counterweight guide rails 3 through a plurality of first bolts respectively. The first frame 2 and the two counterweight guide rails 3 are connected through the plurality of first bolts, so that a worker can conveniently install the first frame 2, and meanwhile, the stability of connection between the first frame 2 and the two counterweight guide rails 3 is guaranteed.
In the above-mentioned scheme, the two sides of the second frame 4 are respectively fixedly connected with the two car guide rails 5 through a plurality of second bolts. The mode of connecting the second frame 4 with the two car guide rails 5 through a plurality of second bolts is convenient for the staff to install the second frame 4, ensures the stability that the second frame 4 is connected with the two car guide rails 5 simultaneously.
In the above-mentioned scheme, the traction machine 8 is in transmission connection with the car 7 and the counterweight 13 respectively in the following manner:
the counterweight 13 is rotatably connected with a counterweight diverting pulley 11;
the top end of the elevator car 7 is rotatably connected with two elevator car diverting pulleys 6;
one end of a steel wire rope 12 is fixedly connected to the first frame 2, the other end of the steel wire rope 12 is fixedly connected with the second frame 4, and the steel wire rope 12 is respectively wound with the counterweight diverting pulley 11, the traction machine 8 and the two car diverting pulleys 6.
Working principle: in the use process, when the traction machine 8 rotates clockwise, the steel wire rope 12 is driven to extend to the car 7, and as one end of the steel wire rope 12 is fixedly connected with the first frame 2, the other end of the steel wire rope 12 is fixedly connected with the second frame 4, when the steel wire rope 12 extends to the car 7, the steel wire rope 12 drives the counterweight 13 to ascend through the counterweight diverting pulleys 11, and the steel wire rope 12 drives the car 7 to descend through the two car diverting pulleys 6; when the traction machine 8 rotates anticlockwise, the steel wire rope 12 extends to the counterweight 13, so that the steel wire rope 12 drives the counterweight 13 to descend through the counterweight diverting pulley 11, and the steel wire rope 12 drives the lift car 7 to ascend through the two lift car diverting pulleys 6, so that the connection stability and the transmission effect are guaranteed.
In the above scheme, the manner of fixedly connecting the first frame 2 and the steel wire rope 12 is as follows:
the first frame 2 is fixedly connected with a first rope end assembly 10, and the steel wire rope 12 is fixedly connected with the first frame 2 through the first rope end assembly 10. The stability of the connection of the steel wire rope 12 and the first frame 2 is ensured through the first rope head assembly 10, and meanwhile, the transmission performance and the bearing performance of the steel wire rope 12 are ensured.
In the above scheme, the manner of fixedly connecting the second frame 4 and the steel wire rope 12 is as follows:
the second frame 4 is fixedly connected with a second rope end component 9, and the steel wire rope 12 is fixedly connected with the second frame 4 through the second rope end component 9. The stability of the connection of the steel wire rope 12 and the second frame 4 is ensured through the second rope head assembly 9, and meanwhile, the transmission performance and the bearing performance of the steel wire rope 12 are ensured.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (1)
1. The utility model provides a to postposition no computer lab elevator structure, includes the car at the well front side through two car guide rail sliding connection to and through two to counterweight guide rail sliding connection to the counterweight of well rear side, its characterized in that:
the first rack is fixedly connected with the tops of the two counterweight guide rails;
the second rack is fixedly connected with the tops of the two car guide rails;
the traction machine is fixedly connected to the top end of the first rack and is respectively in transmission connection with the lift car and the counterweight;
the first rack is welded with the second rack;
two sides of the first frame are fixedly connected with the two counterweight guide rails through a plurality of first bolts respectively;
two sides of the second frame are fixedly connected with the two car guide rails through a plurality of second bolts respectively;
the traction machine is respectively in transmission connection with the car and the counterweight in the following manner:
the counterweight is rotatably connected with a counterweight diverting pulley;
the top end of the elevator car is rotatably connected with two elevator car diverting pulleys;
one end of a steel wire rope is fixedly connected to the first frame, the other end of the steel wire rope is fixedly connected with the second frame, and the steel wire rope is respectively wound with the counterweight diverting pulley, the traction machine and the two car diverting pulleys;
the first frame with wire rope fixed connection's mode is:
the first frame is fixedly connected with a first rope end assembly, and the steel wire rope is fixedly connected with the first frame through the first rope end assembly;
the mode of the fixed connection of the second frame and the steel wire rope is as follows:
the second frame is fixedly connected with a second rope end assembly, and the steel wire rope is fixedly connected with the second frame through the second rope end assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321577171.1U CN220351424U (en) | 2023-06-20 | 2023-06-20 | Counterweight rear-mounted elevator structure without machine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321577171.1U CN220351424U (en) | 2023-06-20 | 2023-06-20 | Counterweight rear-mounted elevator structure without machine room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220351424U true CN220351424U (en) | 2024-01-16 |
Family
ID=89505179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321577171.1U Active CN220351424U (en) | 2023-06-20 | 2023-06-20 | Counterweight rear-mounted elevator structure without machine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220351424U (en) |
-
2023
- 2023-06-20 CN CN202321577171.1U patent/CN220351424U/en active Active
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