CN220998849U - Traction type elevator frame - Google Patents

Abstract

The utility model relates to a traction type elevator frame, which comprises an elevator shaft, a motor part, a first counterweight guide rail, a second counterweight guide rail and a main guide rail, wherein the elevator shaft is provided with a first counterweight guide rail and a second counterweight guide rail; the two ends of the lower side of the motor component are symmetrically and detachably connected with a first counterweight guide rail and a second counterweight guide rail; the first counterweight guide rail and the second counterweight guide rail are close to the inner side of one side of the elevator shaft; the middle of the front side of the motor part is detachably connected with a main guide rail. The elevator counterweight guide rail is directly covered on the counterweight guide rail through the elevator frame, so that the counterweight guide rail can support the frame, the installation space can be saved, the elevator counterweight guide rail is simple in structure and convenient to install, the installation precision can be effectively improved, and the safety risk can be reduced.

Description

Traction type elevator frame

Technical Field

The utility model relates to the technical field of elevators, in particular to a traction type elevator, and especially relates to a traction type elevator frame.

Background

When the elevator runs, the elevator is driven by the traction machine, so that the elevator runs up and down; the existing elevators can be basically divided into two types, namely an elevator with a machine room and an elevator without a machine room, and traction machines are required to be positioned and installed through a traction machine frame when the two types of elevators are installed. Because of the characteristics of villa elevators, elevator hosts are generally mounted on load beams fixed at the top of an elevator shaft, and such structural load beams are positioned in the projection range of a car, which has a great influence on the height of the top layer of the elevator shaft. The Chinese patent No. CN202222261832.1 discloses a passenger elevator frame structure, which can realize the adjustment and reinforcement of the distance between two support I-beams through the cooperation of an adjusting mechanism and a locking mechanism.

However, the inventors of the present utility model found that the prior art had the following problems: the existing villa elevator is relatively lighter in weight and car, the elevator host is fixed by fixing the bearing beam at the top of the well, the mechanism is fixed on the bearing beam, the frame occupies a large installation space, the installation is troublesome, the installation accuracy cannot be ensured, and the technical problem of large safety risk exists, so that improvement is needed.

Disclosure of Invention

In order to overcome the problems in the related art, the embodiment of the utility model provides a traction type elevator frame which is used for solving the problems of large occupied installation space, troublesome installation and low installation precision.

According to a first aspect of an embodiment of the utility model, there is provided a traction elevator frame comprising an elevator hoistway, a motor component, a first counterweight guide rail, a second counterweight guide rail, and a main guide rail; the two ends of the lower side of the motor component are symmetrically and detachably connected with a first counterweight guide rail and a second counterweight guide rail; the first counterweight guide rail and the second counterweight guide rail are close to the inner side of one side of the elevator shaft; the middle of the front side of the motor part is detachably connected with a main guide rail.

Optionally, the motor component comprises a traction motor assembly, a frame, a first frame cushion, a second frame cushion, and a main frame cushion; the traction type motor component is fixedly connected to the upper end face of the frame; the two sides of the lower end surface of the frame are symmetrically and fixedly connected with a first frame shock pad and a second frame shock pad; and a main frame shock pad is fixedly connected in the middle of the lower end surface of the frame.

Optionally, the traction motor assembly includes a traction motor, a mounting frame, and an encoder; the left side of the mounting frame is fixedly connected with a traction motor; the encoder is installed on the right side of the installation frame.

Optionally, the traction motor assembly further comprises a traction sheave and a rotating shaft; one end of the rotating shaft is connected with the output end of the traction motor, and the other end of the rotating shaft is connected with the input end of the encoder; the two ends of the rotating shaft are symmetrically connected with traction rope wheels through keys.

Optionally, lifting lugs are symmetrically connected with the upper end of the mounting frame through threads.

Optionally, the motor component further comprises a first counterweight guide rail seal head, a second counterweight guide rail seal head and a main guide rail seal head; the lower end surfaces of the first frame shock pad, the second frame shock pad and the main frame shock pad are respectively and correspondingly fixedly connected with a first counterweight guide rail seal head, a second counterweight guide rail seal head and a main guide rail seal head, and the first counterweight guide rail seal head and the second counterweight guide rail seal head are in mirror image distribution relative to the middle surface of the frame.

Optionally, rope end components are distributed in the frame close to the inner cavity of the traction motor and the inner cavity in the middle of the traction motor in an array mode.

Optionally, the rope end component comprises a rope end screw rod, a rope end buffer seat and a nut; the rope end screw rod penetrates through the inner hole of the machine frame, and the rope end buffer seat above the inner hole of the machine frame is sleeved on the rope end screw rod; the nut above the rope end buffer seat is in threaded connection with the rope end screw rod.

Optionally, the rope end component comprises a pin shaft, a taper sleeve, a rope end block and a steel wire rope; the lower end of the rope head screw is connected with the taper sleeve through a pin shaft; rope end building blocks are embedded in the taper sleeve; the rope head building block is sleeved with a steel wire rope.

Optionally, the cross sections of the first counterweight guide rail and the second counterweight guide rail are T-shaped, and are symmetrically arranged relative to the middle surface of the frame.

The technical scheme provided by the embodiment of the utility model can comprise the following beneficial effects: the elevator frame is directly covered on the counterweight guide rail, so that the counterweight guide rail supports the frame, the installation space can be saved in the mode, the structure is simple, the installation is convenient, the installation precision can be effectively improved, and the safety risk can be reduced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic diagram of the motor assembly of fig. 1.

Fig. 3 is a schematic view of the traction motor assembly of fig. 2.

Fig. 4 is a schematic view of the rope hitch assembly of fig. 2.

In the figure, an elevator shaft 1, a motor part 2, a traction type motor assembly 21, a traction type motor 211, a mounting bracket 212, a traction sheave 213, an encoder 214, a lifting lug 215, a rotating shaft 216, a frame 22, a first frame shock pad 23, a second frame shock pad 24, a main frame shock pad 25, a first counterweight guide rail head 26, a second counterweight guide rail head 27, a main guide rail head 28, a rope head assembly 29, a rope head screw 291, a rope head buffer seat 292, a nut 293, a pin 294, a taper sleeve 295, a rope head block 296, a steel wire rope 297, a first counterweight guide rail 3, a second counterweight guide rail 4, and a main guide rail 5.

Description of the embodiments

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 4, the present utility model provides a traction type elevator frame including an elevator hoistway 1, a motor part 2, a first counterweight guide rail 3, a second counterweight guide rail 4, and a main guide rail 5; the two ends of the lower side of the motor part 2 are symmetrically and detachably connected with a first counterweight guide rail 3 and a second counterweight guide rail 4; the first counterweight guide rail 3 and the second counterweight guide rail 4 are close to the inner side of one side of the elevator shaft 1; a main guide rail 5 is detachably connected to the middle of the front side of the motor part 2. The elevator shaft 1 provides an installation space for an elevator, and the motor component 2 provides traction power; the first counterweight guide rail 3 and the second counterweight guide rail 4 provide guiding action for the counterweight; the main guide rail 5 provides guiding for the elevator car.

The rope end assembly 29 includes a rope end screw 291, a rope end buffer 292, and a nut 293; the rope end screw 291 passes through the inner hole of the frame 22, and the rope end buffer seat 292 positioned above the inner hole of the frame 22 is sleeved on the rope end screw 291; a nut 293 above the rope end buffer seat 292 is screwed with the rope end screw 291. The nut 293 can fix the rope end screw 291 on the frame 22, and the rope end buffer seat 292 buffers the stress of the steel wire rope 297, so that fluctuation of the speed of the counterweight is avoided, and the running stability of the elevator car is ensured.

The rope end assembly 29 includes a pin 294, a cone sleeve 295, rope end blocks 296, and a wire rope 297; the lower end of the rope head screw 291 is connected with the taper sleeve 295 through a pin shaft 294; the taper sleeve 295 is embedded with a rope end block 296; a steel wire rope 297 is sleeved around the rope head building block 296. The pin shaft 294 is used for plugging the taper sleeve 295 and the rope head screw 291; the modeling of the taper sleeve 295 can ensure that the rope end building blocks 296 are clamped in the taper sleeve 295 and cannot fall off; the wire rope 297 is wound around the traction sheave 213 after passing through the counterweight.

The motor part 2 comprises a traction motor assembly 21, a frame 22, a first frame shock pad 23, a second frame shock pad 24 and a main frame shock pad 25; the traction motor assembly 21 is fixedly connected to the upper end face of the frame 22; a first frame shock pad 23 and a second frame shock pad 24 are symmetrically and fixedly connected to two sides of the lower end surface of the frame 22; the middle of the lower end surface of the frame 22 is fixedly connected with a main frame shock pad 25. The traction motor assembly 21 is installed on the frame 22, the frame 22 provides installation positions and stress support, and the first frame shock pad 23, the second frame shock pad 24 and the main frame shock pad 25 can shock-absorb the frame 22, so that the comfort of a customer in riding an elevator is improved.

Traction motor assembly 21 includes traction motor 211, mounting bracket 212, and encoder 214; the left side of the mounting frame 212 is fixedly connected with a traction motor 211; an encoder 214 is mounted to the right of the mounting bracket 212. The traction motor 211 provides rotational power; the mounting bracket 212 provides a force support and a force frame for securing the traction motor 211 and the encoder 214; the encoder 214 can monitor the rotational speed and displacement of the traction motor 211.

The traction motor assembly 21 further includes a traction sheave 213 and a rotating shaft 216; one end of the rotating shaft 216 is connected with the output end of the traction motor 211, and the other end is connected with the input end of the encoder 214; traction sheaves 213 are symmetrically keyed to both ends of the rotating shaft 216. The rotation shaft 216 can ensure that the traction motor 211 and the encoder 214 rotate synchronously; the traction sheave 213 can receive and release the wire rope wound around it.

Lifting lugs 215 are symmetrically and threadedly connected to the upper end of the mounting frame 212. Lifting lug 215 can facilitate the lifting and installation of traction type motor assembly 21, and improves the installation efficiency and accuracy.

The motor part 2 further comprises a first counterweight guide rail seal 26, a second counterweight guide rail seal 27 and a main guide rail seal 28; the lower end surfaces of the first frame shock pad 23, the second frame shock pad 24 and the main frame shock pad 25 are respectively and correspondingly fixedly connected with a first counterweight guide rail seal head 26, a second counterweight guide rail seal head 27 and a main guide rail seal head 28, and the first counterweight guide rail seal head 26 and the second counterweight guide rail seal head 27 are in mirror image distribution relative to the middle surface of the frame 22. The first counterweight guide rail seal head 26, the second counterweight guide rail seal head 27 and the main guide rail seal head 28 are mainly used as connecting pieces for fixedly connecting the first counterweight guide rail 3, the second counterweight guide rail 4 and the main guide rail 5.

Rope end components 29 are distributed in the frame 22 in an array manner near the inner cavity and the middle inner cavity of the traction motor 211, and after the rope end components 29 pass through the counterweight blocks, the counterweight blocks are pulled.

The cross sections of the first counterweight guide rail 3 and the second counterweight guide rail 4 are T-shaped, so that the counterweight blocks can be braked at any time, and the counterweight blocks can be guided smoothly due to the symmetrical arrangement of the counterweight blocks relative to the middle surface of the frame 22.

Based on the above, a typical working procedure of the present utility model is:

As shown in fig. 1 to 4, in the implementation of the present utility model, the frame 22 is mounted on a beam near one side of the elevator shaft 1, which is directly above the counterweight blocks, the wire ropes 297 laid down from the traction sheave 213 pass through the counterweight blocks, and the other ends are fixed to the rope head blocks 296, and the counterweight blocks are pulled to move up and down along the first counterweight guide rail 3 and the second counterweight guide rail 4, so that the elevator car moves in the opposite direction along the main guide rail 5, and the customers in the car are lifted up or laid down.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This utility model is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims (10)

1. A traction type elevator frame, characterized in that: comprises an elevator shaft, a motor component, a first counterweight guide rail, a second counterweight guide rail and a main guide rail; the two ends of the lower side of the motor component are symmetrically and detachably connected with a first counterweight guide rail and a second counterweight guide rail; the first counterweight guide rail and the second counterweight guide rail are close to one side of the elevator shaft; the side face of the motor component is detachably connected with a main guide rail.

2. The traction elevator frame of claim 1, wherein the motor component comprises a traction motor assembly, a frame, a first frame cushion, a second frame cushion, and a main frame cushion; the traction type motor component is fixedly connected to the end face of the frame; the two sides of the end face of the frame are symmetrically and fixedly connected with a first frame shock pad and a second frame shock pad; and a main frame shock pad is fixedly connected in the middle of the end face of the frame.

3. The traction elevator frame of claim 2, wherein the traction motor assembly includes a traction motor, a mounting bracket, and an encoder; one side of the mounting frame is fixedly connected with a traction motor; an encoder is arranged on the other side of the mounting frame.

4. The traction elevator frame of claim 3, wherein the traction motor assembly further comprises a traction sheave and a rotating shaft; one end of the rotating shaft is connected with the output end of the traction motor, and the other end of the rotating shaft is connected with the input end of the encoder; the two ends of the rotating shaft are symmetrically connected with traction rope wheels through keys.

5. The traction type elevator frame according to claim 3, wherein lifting lugs are symmetrically screwed on the upper end of the mounting frame.

6. The traction elevator frame of claim 2, wherein the motor component further comprises a first counterweight rail head, a second counterweight rail head, and a main rail head; the end faces of the first frame shock pad, the second frame shock pad and the main frame shock pad are respectively and correspondingly fixedly connected with a first counterweight guide rail end socket, a second counterweight guide rail end socket and a main guide rail end socket, and the first counterweight guide rail end socket and the second counterweight guide rail end socket are in mirror image distribution relative to the middle surface of the frame.

7. The traction elevator frame of claim 2, wherein rope end assemblies are disposed in the frame in an array adjacent to both the traction motor cavity and the intermediate cavity.

8. The traction elevator frame of claim 7, wherein the rope hitch assembly includes a rope hitch screw, a rope hitch buffer, and a nut; the rope end screw rod passes through the through hole of the frame, and the rope end buffer seat above the through hole of the frame is sleeved on the rope end screw rod; the nut above the rope end buffer seat is in threaded connection with the rope end screw rod.

9. The traction elevator frame of claim 8, wherein the rope head assembly comprises a pin shaft, a taper sleeve, rope head blocks, and a wire rope; the end part of the rope head screw rod is connected with the taper sleeve through a pin shaft; rope end building blocks are embedded in the taper sleeve; the rope head building block is sleeved with a steel wire rope.

10. The traction elevator frame of claim 1, wherein the first and second counterweight guide rails are T-shaped in cross section and symmetrically disposed with respect to a frame intermediate plane.