CN220998846U - Elevator car frame structure - Google Patents

Abstract

The utility model provides an elevator car frame structure, and belongs to the technical field of elevators. It has solved the current inconvenient and poor problem of stability of elevator sedan-chair frame of elevator guide pulley installation. The utility model relates to an elevator car frame structure which comprises a vertical beam, an upper beam, a bottom frame, a guide wheel assembly, a diagonal draw bar and a connecting piece. In the utility model, the guide wheel assembly is an independent whole, so that people can assemble the guide wheel assembly in the factory in advance, and after the guide wheel assembly arrives at a construction site, people can directly install the guide wheel assembly on the car frame, and the installation efficiency of the elevator can be effectively improved; secondly, in the installation, need pass the diagonal draw bar screw thread on the vertical beam and correspond the connecting piece to make diagonal draw bar, vertical beam and chassis three constitute a triangle-shaped, so, strengthened the fastness of this sedan-chair frame, simultaneously, also made things convenient for this sedan-chair frame of people's equipment.

Description

Elevator car frame structure

Technical Field

The utility model belongs to the technical field of elevators, and relates to an elevator car frame structure.

Background

The elevator comprises a car frame, a car arranged in the car frame and a guide pulley for pulling an elevator rope, and when the elevator is arranged, people can only install the guide pulley on the car frame through an extra plate, so that the elevator is inconvenient for people to install; secondly, in current sedan-chair frame, most sedan-chair frame is through a pair of vertical beam and sedan-chair frame bottom lug connection together, and here outside, just there is not other auxiliary structure, has just led to very easily taking place to rock between sedan-chair frame and the vertical beam, so, very easily makes the elevator take place the incident.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an elevator car frame structure which is convenient to install and high in stability.

The aim of the utility model can be achieved by the following technical scheme: an elevator car frame structure comprising: the bottom ends of the two vertical beams are connected through the underframe, and guide wheel assemblies are detachably connected on the bottom surface of the upper beam or the bottom surface of the underframe;

And each vertical beam is provided with a pair of diagonal rods, and the underframe is detachably connected with a connecting piece of the corresponding diagonal rod, wherein the diagonal rods penetrate through the connecting piece, and the connecting piece is in threaded connection with the diagonal rods.

In the elevator car frame structure, the cross section of each vertical beam is C-shaped, and the inner part of each vertical beam is provided with a lower guide shoe.

In the elevator car frame structure, the upper beam is provided with the upper guide shoe, the upper guide shoe and the lower guide shoe are positioned on the same vertical straight line, and the upper beam is provided with the bracket for installing the upper guide shoe.

In the elevator car frame structure, the vertical beam is provided with the side lugs for installing the diagonal draw bars, each connecting piece comprises a pressing sleeve detachably connected with the underframe, and the diagonal draw bars penetrate through the pressing sleeve.

In the elevator car frame structure, the end part of the diagonal draw bar is in threaded connection with at least two upper nuts and at least two lower nuts, the upper nuts and the lower nuts are respectively located on two sides of the pressing sleeve, and the upper nuts and the lower nuts are both used for pressing the pressing sleeve.

In the elevator car frame structure, the underframe comprises connecting plates which are detachably connected with corresponding vertical beams, bottom rods are detachably connected between the two connecting plates, the cross section of each connecting plate is C-shaped, and two ends of each bottom rod are respectively inserted into the corresponding connecting plates.

In the elevator car frame structure, reinforcing plates for connecting adjacent connecting plates are detachably connected to two sides of each vertical beam.

In the elevator car frame structure, the guide wheel assembly comprises a pair of parallel mounting plates, a pair of rope pulleys are movably mounted between the two mounting plates, at least two shock pads are arranged on the top surface of each mounting plate, bolts penetrate through the shock pads in a threaded mode, and the bolts penetrate through the shock pads and are connected with an upper beam or an underframe.

In the elevator car frame structure, each mounting plate is provided with at least two extension plates, rope pressing plates are connected between different mounting plates and adjacent extension plates, and the rope pressing plates are located under the rope wheels.

In the elevator car frame structure, the extension plates are connected through the protection plates.

Compared with the prior art, the utility model has the following beneficial effects:

1. In the utility model, the guide wheel assembly is an independent whole, so that people can assemble the guide wheel assembly in the factory in advance, and after the guide wheel assembly arrives at a construction site, people can directly install the guide wheel assembly on the car frame, and the installation efficiency of the elevator can be effectively improved.

2. In the installation, need pass the diagonal draw bar screw thread on the vertical beam and correspond the connecting piece to make diagonal draw bar, vertical beam and chassis three constitute a triangle-shaped, so, strengthened the fastness of this sedan-chair frame, simultaneously, also made things convenient for this sedan-chair frame of people's equipment.

3. The upper nut and the lower nut respectively squeeze the two sides of the pressing sleeve, so that the rope is effectively prevented from moving relative to the pressing sleeve, and the rope can be connected with the underframe more stably.

Drawings

FIG. 1 is a schematic diagram of a preferred embodiment of the present utility model.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Fig. 3 is a schematic view of a stator assembly.

Fig. 4 is a schematic view of the structure of the idler assembly mounted at the bottom of the car frame.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 4, an elevator car frame structure of the present utility model includes a vertical beam 100, an upper beam 200, a bottom frame 300, a guide pulley assembly 400, a diagonal draw bar 110, and a connection member 500.

The top ends of the two vertical beams 100 are connected through an upper beam 200, the bottom ends of the two vertical beams 100 are connected through a bottom frame 300, and a guide wheel assembly 400 is detachably connected on the bottom surface of the upper beam 200 or the bottom surface of the bottom frame 300; each vertical beam 100 is provided with a pair of diagonal rods 110, and the underframe 300 is detachably connected with a connecting piece 500 of the corresponding diagonal rod 110, wherein the diagonal rod 110 passes through the connecting piece 500, and the connecting piece 500 is in threaded connection with the diagonal rod 110, when the car frame is installed, people need to connect the upper beam 200 with the underframe 300 through the pair of vertical beams 100, and afterwards, the diagonal rod 110 on the vertical beams 100 needs to be threaded through the corresponding connecting piece 500, so that the diagonal rod 110, the vertical beams 100 and the underframe 300 form a triangle, the firmness of the car frame is strengthened, and meanwhile, the car frame is convenient for people to assemble; after that, people need to install the guide wheel assembly 400 on the car frame, specifically, when people install the guide wheel assembly 400 on the upper beam 200, the bottom of the underframe 300 is left empty, so that people do not need to consider reserving a movement space for embedding the guide wheel assembly 400 at the pit of the elevator shaft; when people install the guide wheel assembly 400 on the underframe 300, the inner space of the whole car frame is increased, namely, the car space installed in the car frame is increased, so that the experience of people riding the elevator is improved, and thus, people can select the installation position of the guide wheel assembly 400 according to the installation environment adaptability, so that the requirements are met.

Furthermore, the guide wheel assembly 400 is assembled in the factory in advance, and after the construction site is reached, people can directly install the guide wheel assembly 400 on the car frame, so that the installation efficiency of the elevator can be effectively improved.

In the prior art, most of guide shoes installed on the car frame are directly installed at the bottom of the car frame, so that a space for accommodating the guide shoes is reserved in the elevator hoistway, and in the elevator hoistway, the cross section of each vertical beam 100 is C-shaped, the lower guide shoes 120 are arranged in the vertical beams 100, the upper guide shoes 210 are arranged on the upper beams 200, the upper guide shoes 210 and the lower guide shoes 120 are positioned on the same vertical line, and the brackets 220 for installing the upper guide shoes 210 are arranged on the upper beams 200.

The vertical beam 100 is provided with side ears 130 for installing the diagonal draw bars 110, each connecting piece 500 comprises a pressing sleeve 510 detachably connected with the bottom frame 300, the diagonal draw bars 110 penetrate through the pressing sleeves 510, the end parts of the diagonal draw bars 110 are in threaded connection with at least two upper nuts 520 and at least two lower nuts 530, the upper nuts 520 and the lower nuts 530 are respectively positioned on two sides of the pressing sleeves 510, the upper nuts 520 and the lower nuts 530 respectively press the pressing sleeves 510, when the vertical beam is installed, people need to thread the upper nuts 520 through the diagonal draw bars 110 firstly, then thread the diagonal draw bars 110 through the pressing sleeves 510, then thread the lower nuts 530 through the diagonal draw bars 110, then respectively press the upper nuts 520 and the lower nuts 530 on two sides of the pressing sleeves 510, so that the diagonal draw bars 110 penetrate through the connecting pieces 500 and are in threaded connection with the connecting pieces 500, and secondly, the installation of people is convenient; in addition, the upper nut 520 and the lower nut 530 respectively press both sides of the pressing sleeve 510, so that the rope is effectively prevented from moving relative to the pressing sleeve 510, thereby enabling the rope to be more stably connected with the bottom frame 300.

The underframe 300 comprises a connecting plate 310 which is detachably connected with the corresponding vertical beam 100, a bottom rod 320 is detachably connected between the two connecting plates 310, the cross section of the connecting plate 310 is C-shaped, two ends of each bottom rod 320 are respectively inserted into the corresponding connecting plates 310, and in the elevator assembly process, people only need to directly install a car on the underframe 300, so that the installation of the car and the bottom of the car frame can be completed, and the installation of people is convenient.

The reinforcing plates 140 for connecting the adjacent connecting plates 310 are detachably connected to both sides of each vertical beam 100, and the connection strength between the vertical beams 100 and the bottom frame 300 is effectively enhanced by the arrangement of the reinforcing plates 140.

The guide pulley assembly 400 comprises a pair of parallel mounting plates 410, a pair of rope pulleys 420 are movably mounted between the two mounting plates 410, at least two shock pads 430 are arranged on the top surface of each mounting plate 410, bolts 440 pass through the mounting plates 410 and are connected with the upper beam 200 or the underframe 300, at least two extension plates 450 are arranged on each mounting plate 410, rope pressing plates 460 are connected between the adjacent extension plates 450 of different mounting plates 410, the rope pressing plates 460 are positioned under the rope pulleys 420, the extension plates 450 are connected through protective plates 470, when the guide pulley assembly is mounted, people need to mount the rope pulleys 420 between the two mounting plates 410, then the extension plates 450 are mounted on the mounting plates 410, the rope pressing plates 460 are mounted between the corresponding two extension plates 450, and then the extension plates 450 are connected together through the protective plates 470, after that, people only need to connect the bolts 440 passing through the shock pads 430 with the upper beam 200 or the underframe 300 together, the guide pulley assembly 400 can be mounted, when in operation, the rope pressing plates 460 can wind the rope 420 around the rope pulleys 420 on the rope pulleys 420, the rope pressing plates 420 around the rope pulleys 420, the rope pressing plates 420 can be prevented from being wound around the rope pulleys 420, and the rope pulleys 420 can be prevented from being influenced by the shock absorbing frames 410, and the external shock absorbing articles can be prevented from being influenced between the rope pulleys and the car frame 410.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Claims (10)

1. An elevator car frame structure comprising: the guide wheel assembly is detachably connected to the bottom surface of the upper beam or the bottom surface of the underframe;

And each vertical beam is provided with a pair of diagonal rods, and the underframe is detachably connected with a connecting piece of the corresponding diagonal rod, wherein the diagonal rods penetrate through the connecting piece, and the connecting piece is in threaded connection with the diagonal rods.

2. The elevator car frame structure of claim 1, wherein each vertical beam has a C-shaped cross-section, and a lower guide shoe is provided inside each vertical beam.

3. The elevator car frame structure according to claim 2, wherein the upper beam is provided with an upper guide shoe which is positioned on the same vertical line as the lower guide shoe, and the upper beam is provided with a bracket for mounting the upper guide shoe.

4. The elevator car frame structure of claim 1, wherein the vertical beams are provided with side ears for mounting diagonal braces, each of the connecting members includes a press sleeve detachably connected to the bottom frame, and the diagonal braces pass through the press sleeve.

5. The elevator car frame structure of claim 4, wherein the end portion of the diagonal draw bar is in threaded connection with at least two upper nuts and at least two lower nuts, the upper nuts and the lower nuts are respectively located on two sides of the pressing sleeve, and the upper nuts and the lower nuts both press the pressing sleeve.

6. The elevator car frame structure according to claim 1, wherein the bottom frame comprises connecting plates detachably connected with the corresponding vertical beams, a bottom rod is detachably connected between the two connecting plates, the cross section of each connecting plate is C-shaped, and two ends of each bottom rod are respectively inserted into the corresponding connecting plates.

7. The elevator car frame structure of claim 6, wherein reinforcing plates for connecting adjacent connecting plates are detachably connected to both sides of each of the vertical beams.

8. The elevator car frame structure of claim 1, wherein the sheave assembly comprises a pair of parallel mounting plates, a pair of sheaves is movably mounted between the two mounting plates, at least two shock pads are disposed on the top surface of each mounting plate, and bolts are threaded through the mounting plates, pass through the shock pads and are connected to the upper beam or the underframe.

9. The elevator car frame structure of claim 8, wherein each mounting plate is provided with at least two extension plates, and a rope pressing plate is connected between adjacent extension plates and positioned under the rope sheave.

10. The elevator car frame structure of claim 9, wherein each extension plate is connected by a protective plate.