CN221680490U - Elevator car frame and elevator - Google Patents

Abstract

The elevator car frame comprises a car bottom and at least one car frame module, wherein the car frame module comprises a main car frame, an auxiliary car frame, a car bottom bracket beam and a diagonal draw bar, and the main car frame comprises a main upper beam, a main lower beam arranged opposite to the main upper beam and a main straight beam used for connecting the main upper beam and the main lower beam; the auxiliary car frame comprises an auxiliary upper beam, an auxiliary lower beam arranged opposite to the auxiliary upper beam and an auxiliary straight beam used for connecting the auxiliary upper beam and the auxiliary lower beam, and a car frame cross bar is connected between the auxiliary straight beam and the main straight beam; the car bottom bracket beam is connected to the car bottom; an included angle structure is formed between the diagonal draw bar and the auxiliary straight beam, one end of the diagonal draw bar is connected with the cross bar of the car frame, and the other end of the diagonal draw bar can continue to extend obliquely towards the car bottom direction after passing through the inner side surface of the auxiliary straight beam and is connected with the car bottom bracket beam. The arrangement of the diagonal draw bars does not damage the structure of the auxiliary straight beams, and the auxiliary straight beams and the main straight beams can bear the diagonal draw bars together through the cross bars of the car frame, so that the integral structural strength of the elevator car frame can be further ensured.

Description

Elevator car frame and elevator

Technical Field

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

Background

In the elevator field, for situations where the car depth is large or the load capacity is large, it is desirable to have an elevator car frame of sufficient strength to support the entire elevator car for vertical travel in the hoistway, typically in a multi-rail elevator car arrangement.

In order to ensure the structural strength of the elevator car frame, besides increasing the structural size of the elevator car frame, another way is to add diagonal draw bars on the elevator car frame. At present, the arrangement structure of diagonal members in the existing elevator car frame is limited in stress reinforcement of the elevator car frame, and the diagonal members can possibly penetrate through auxiliary straight beams on the elevator car frame, so that the structural strength of the auxiliary straight beams is affected, and the integral structural strength of the elevator car frame is reduced.

Disclosure of utility model

In view of the above, there is a need for an elevator car and an elevator that solve the above-mentioned problems.

An elevator car frame comprises a car bottom and at least one car frame module, wherein the car bottom is arranged on the car frame module and used for bearing an elevator car; the car frame module comprises:

the main car frame comprises a main upper beam, a main lower beam arranged opposite to the main upper beam and a main straight beam used for connecting the main upper beam and the main lower beam, and the main lower beam is connected to the car bottom;

The auxiliary car frame comprises an auxiliary upper beam, an auxiliary lower beam arranged opposite to the auxiliary upper beam and an auxiliary straight beam used for connecting the auxiliary upper beam and the auxiliary lower beam, wherein the auxiliary lower beam is connected to the car bottom, and a car frame cross bar is connected between the auxiliary straight beam and the main straight beam;

The car bottom bracket beam is connected to the car bottom;

the inclined pull rod is connected with the cross rod of the car frame, the other end of the inclined pull rod inclines towards the direction of the auxiliary straight beam and extends downwards, and the extending end continuously inclines towards the direction of the car bottom and is connected with the bracket beam of the car bottom after passing through the inner side surface of the auxiliary straight beam.

It can be understood that the main car frame and the auxiliary car frame are used for bearing the car bottom, and the diagonal draw bars are used for improving the overall structural strength of the elevator car frame, as the diagonal draw bars are arranged on the auxiliary straight beams towards one side of the car bottom and are connected with the car frame cross bars, the arrangement of the diagonal draw bars in the elevator car frame can not damage the structure of the auxiliary straight beams, and the auxiliary straight beams and the main straight beams can bear the diagonal draw bars together through the car frame cross bars, so that the overall structural strength of the elevator car frame can be further ensured, the reliability of the elevator car frame is high, and the elevator car frame can be suitable for the arrangement requirements of various elevator cars.

In one embodiment, the length of the secondary upper beam is greater than the length of the primary upper beam, and the length of the secondary lower beam is correspondingly greater than the length of the primary lower beam;

The auxiliary straight beam is connected with a head cushion piece, and the car frame cross rod is connected with the auxiliary straight beam through the head cushion piece; and a preset space is formed between the auxiliary straight beam and the car frame cross rod along the length direction of the auxiliary upper beam and is used for accommodating the part of the diagonal draw rod passing along the inner side surface of the auxiliary straight beam.

It can be understood that the auxiliary straight beam is avoided from the diagonal member by utilizing the preset space formed between the auxiliary straight beam and the cross rod of the car frame, so that the structure of the elevator car frame is simplified on the basis of meeting the dislocation arrangement of the diagonal member and the auxiliary straight beam, and the diagonal member is convenient to arrange in the elevator car frame.

In one embodiment, a preset gap is formed between the diagonal member and the auxiliary straight beam along the length direction of the auxiliary upper beam.

It can be appreciated that the diagonal draw bar and the auxiliary straight beam are formed with a preset gap therebetween, so that the diagonal draw bar is not constrained by the auxiliary straight beam, and thus, the diagonal draw bar can be conveniently arranged, and the diagonal draw bar can be adapted to change according to different requirements.

In one embodiment, the bottom bracket beam includes a first bottom bracket beam disposed on a side of the secondary lower beam remote from the primary lower beam;

The diagonal draw bar comprises a first diagonal draw bar, one end of the first diagonal draw bar is connected to the first car bottom bracket beam, and the other end of the first diagonal draw bar is arranged between the main straight beam and the auxiliary straight beam and is connected with the car frame cross bar;

The car bottom bracket beam further comprises a second car bottom bracket beam, and the second car bottom bracket beam is arranged between the auxiliary lower beam and the main lower beam;

The diagonal draw bars further comprise second diagonal draw bars, one ends of the second diagonal draw bars are connected to the second car bottom bracket beams, and the other ends of the second diagonal draw bars are arranged at positions between the main straight beams and the auxiliary straight beams and are connected with the car frame cross bars.

It can be understood that the first diagonal draw bar part is distributed on one side of the auxiliary straight beam far away from the main straight beam, and the second diagonal draw bar part is respectively connected with the first car bottom bracket and the car frame cross bar, so that the bearing capacity of the car bottom can be further improved, and the structural strength of the elevator car frame can be further improved.

In one embodiment, the number of the first car bottom bracket beams is one, and the number of the first diagonal braces is two; the two first diagonal braces are symmetrically arranged on two sides of the first car bottom bracket beam;

and/or the number of the second car bottom bracket beams is one, and the number of the second diagonal draw bars is two; the two second diagonal draw bars are symmetrically arranged on two sides of the second car bottom bracket beam.

It can be understood that two first diagonal draw bars are used for simultaneously connecting two sides of the first car bottom bracket beam and respectively connecting the two car bottom bracket beams with the two car bottom bracket beams correspondingly; and/or, connect the both sides of the bracket and correspond to the car frame horizontal pole of the both sides of connecting the both sides at the bottom of the second sedan-chair with two second diagonal braces simultaneously for bear more evenly at the bottom of the sedan-chair, make elevator car frame both sides atress more balanced, simultaneously, can further improve the effect of this elevator car frame structural strength.

In one embodiment, the number of the first car bottom bracket beams is one, and the number of the first diagonal braces is at least two; one end of each of the at least two first diagonal draw bars is connected to the same cross bar of the car frame, and the other end of each diagonal draw bar is connected to the same side of the first car bottom bracket beam;

And/or the number of the second car bottom bracket beams is one, and the number of the second diagonal draw bars is at least two; and one end of each of the at least two second diagonal draw bars is respectively connected to the same cross bar of the car frame, and the other ends of the at least two second diagonal draw bars are respectively connected to the same side of the second car bottom bracket beam.

It is understood that at least two first diagonal braces may be simultaneously connected to the same side of the first car bottom bracket beam on the same car frame rail; and/or at least two second diagonal draw bars can be simultaneously connected with the same side of the second car bottom bracket beam on the same car frame cross bar, so that the structural strength of the elevator car frame can be further improved.

In one embodiment, the car frame module comprises a main car frame and two auxiliary car frames, wherein the two auxiliary car frames are respectively arranged at two sides of the main car frame, the car frame cross bars are respectively connected with the main straight beam and the two auxiliary straight beams, and the car bottom is respectively connected with the main lower beam and the two auxiliary lower beams.

In one embodiment, the number of the car frame modules is at least two, at least two car frame modules are arranged at intervals, and/or at least two car frame modules are connected through the same car frame cross bar.

In one embodiment, the car bottom bracket beam is connected with a brace hanger, and the car bottom bracket beam is connected with the diagonal draw bar through the brace hanger.

The application also claims an elevator comprising the elevator car frame.

Compared with the prior art, the application has the following beneficial effects:

According to the elevator car frame and the elevator, the main car frame and the auxiliary car frame are used for bearing the car bottom, and the diagonal draw bars are arranged on the side, facing the car bottom, of the auxiliary straight beams and are connected with the car frame cross bars, so that the arrangement of the diagonal draw bars in the elevator car frame does not damage the structure of the auxiliary straight beams, and the auxiliary straight beams and the main straight beams can bear the diagonal draw bars through the car frame cross bars, so that the overall structural strength of the elevator car frame can be further ensured, the reliability of the elevator car frame is high, and the elevator car frame can be suitable for the arrangement requirements of various elevator cars.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments or the conventional techniques of the present application, the drawings required for the descriptions of the embodiments or the conventional techniques will be briefly described below, and it is apparent that the drawings in the following descriptions are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

Fig. 1 is a schematic view of an elevator car frame according to an embodiment of the present application;

FIG. 2 is an enlarged view of portion P of FIG. 1;

Fig. 3 is a schematic view of an elevator car according to another embodiment of the present application;

Fig. 4 is a schematic structural view of a secondary straight beam according to an embodiment of the present application.

Reference numerals: 100. an elevator car frame; 10. a car bottom; 11. middle piece of the car bottom; 12. a car bottom side piece; 20. a car frame module; 21. a main car frame; 211. a main upper beam; 212. a main lower beam; 213. a main straight beam; 22. a secondary car frame; 221. an auxiliary upper beam; 222. a secondary lower beam; 223. an auxiliary straight beam; 2231. a head piece; 23. a car bottom bracket beam; 230. bracing and hanging the lugs; 231. a first car bottom bracket beam; 232. a second car bottom bracket beam; 24. a diagonal draw bar; 241. a first diagonal draw bar; 242. the second diagonal draw bar; 25. a cross bar of a car frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.

It will be understood that when an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, 2 and 3, the elevator car frame 100 of the present application comprises a car bottom 10 and at least one car frame module 20, wherein the car bottom 10 is mounted on the car frame module 20 for carrying an elevator car (not shown); the car frame module 20 comprises a main car frame 21, a secondary car frame 22, a car bottom bracket beam 23 and a diagonal draw bar 24, wherein the main car frame 21 comprises a main upper beam 211, a main lower beam 212 arranged opposite to the main upper beam 211 and a main straight beam 213 used for connecting the main upper beam 211 and the main lower beam 212, and the main lower beam 212 is connected with the car bottom 10; the auxiliary car frame 22 comprises an auxiliary upper beam 221, an auxiliary lower beam 222 arranged opposite to the auxiliary upper beam 221 and an auxiliary straight beam 223 used for connecting the auxiliary upper beam 221 and the auxiliary lower beam 222, wherein the auxiliary lower beam 222 is connected to the car bottom 10, and a car frame cross bar 25 is connected between the auxiliary straight beam 223 and the main straight beam 213; the car bottom bracket beam 23 is connected to the car bottom 10; the diagonal draw bar 24 is arranged on one side of the auxiliary straight beam 223 facing the car bottom 10 and is respectively connected with the car frame cross bar 25 and the car bottom bracket beam 23; an included angle structure is formed between the diagonal draw bar 24 and the auxiliary straight beam 223, one end of the diagonal draw bar 24 is connected with the car frame cross bar 25, the other end of the diagonal draw bar 24 extends downwards in an inclined mode towards the direction of the auxiliary straight beam 223, and the extending end continues to extend in an inclined mode towards the direction of the car bottom 10 after passing through the inner side face of the auxiliary straight beam 223 and is connected with the car bottom bracket beam 23.

It can be understood that the main car frame 21 and the auxiliary car frame 22 are used for bearing the car bottom 10, and the diagonal draw bar 24 is used for improving the overall structural strength of the elevator car frame 100, and the diagonal draw bar 24 is arranged on the side, facing the car bottom 10, of the auxiliary straight beam 223 and is connected with the car frame cross bar 25, so that the arrangement of the diagonal draw bar 24 in the elevator car frame 100 does not damage the structure of the auxiliary straight beam 223, and the auxiliary straight beam 223 and the main straight beam 213 can bear the diagonal draw bar 24 together through the car frame cross bar 25, thus the overall structural strength of the elevator car frame 100 can be further ensured, the reliability of the elevator car frame 100 is high, and the elevator car frame 100 can adapt to the arrangement requirements of various elevator cars. Here, the inner side surface of the auxiliary straight beam 223 is the side of the auxiliary straight beam 223 facing the car bottom 10, and the outer side surface of the auxiliary straight beam 223 is the side of the auxiliary straight beam 223 facing away from the car bottom 10.

The car frame rail 25 of the present application may be connected to the sub upper beam 221 and the main upper beam 211 in addition to the sub straight beam 223 and the main straight beam 213, and thus, the stability of mounting the car frame rail 25 to the main car frame 21 and the sub car frame 22 can be further improved.

As shown in fig. 1 and 3, in the present application, the number of car frame modules 20 is one, and of course, there may be a plurality of car frame modules 20, and the plurality of car frame modules 20 are arranged at intervals and do not interfere with each other; the plurality of car frame modules 20 may be connected to each other via the same car frame rail 25 to form an integrated structure.

As shown in fig. 1 and 3, the car frame module 20 includes a main car frame 21 and two sub car frames 22, and the two sub car frames 22 are disposed on both sides of the main car frame 21; the car frame cross bar 25 is connected to the main straight beam 213 and the two sub straight beams 223, and the car bottom 10 is connected to the main lower beam 212 and the two sub lower beams 222. The two sub-frames 22 of the present application are symmetrically disposed on both sides of the main frame 21.

As shown in fig. 1, in some embodiments, the car bottom 10 includes a car bottom middle plate 11 and two car bottom side plates 12, the two car bottom side plates 12 are respectively located at two sides of the car bottom middle plate 11 in the width direction and are spliced with the car bottom middle plate 11, and the car bottom middle plate 11 and the two car bottom side plates 12 can be respectively connected and fixed with the main underbeam 212 and the auxiliary underbeam 222 by using fasteners such as screws and bolts. Of course, in other embodiments, the car bottom 10 may be provided as a unitary structure, or the car bottom 10 may be divided into two, four, or even more pieces, which will not be described herein.

As shown in fig. 1 and 3, in some embodiments, a brace hanger 230 is connected to the bottom bracket beam 23, and the bottom bracket beam 23 is connected to the diagonal draw bar 24 through the brace hanger 230. It should be noted that the brace hanger 230 and the diagonal brace 24 may be connected by a screw, and of course, it is obvious to those skilled in the art that the diagonal brace 24 may be fixed to the car bottom bracket beam 23 by a connection member such as a bolt, which will not be described herein.

As shown in fig. 1 and 3, in some embodiments, the bottom bracket beam 23 includes a first bottom bracket beam 231, the first bottom bracket beam 231 being disposed on a side of the secondary lower beam 222 remote from the primary lower beam 212; accordingly, the diagonal brace 24 includes a first diagonal brace 241, one end of the first diagonal brace 241 is connected to the first bottom bracket beam 231, and the other end of the first diagonal brace 241 is disposed between the main straight beam 213 and the auxiliary straight beam 223 and is connected to the car frame rail 25. That is, the elevator car frame 100 of this embodiment can support the portion of the car bottom 10 extending beyond the sub-lower beam 222 by the cooperation between the first bottom bracket beam 231 and the first diagonal member 241, which can further improve the load bearing capacity of the car bottom 10 in the elevator car frame 100.

As shown in fig. 1 and 3, in some embodiments, the bottom bracket beam 23 further includes a second bottom bracket beam 232, the second bottom bracket beam 232 being disposed between the secondary bottom beam 222 and the primary bottom beam 212; correspondingly, the diagonal member 24 further includes a second diagonal member 242, one end of the second diagonal member 242 is connected to the second car bottom bracket beam 232, and the other end of the second diagonal member 242 is disposed between the main straight beam 213 and the auxiliary straight beam 223 and is connected to the car bottom rail 25. In this way, the structural strength of the elevator car 100 can be further improved.

In this embodiment, the number of second car bottom bracket beams 232 is one and the number of second diagonal braces 242 is two; two second diagonal braces 242 are symmetrically disposed on either side of the second car bottom bracket beam 232. That is, the elevator car frame 100 of this embodiment can simultaneously carry the second bottom bracket beams 232 with the two second diagonal braces 242, which can further enhance the structural strength of the elevator car frame 100.

As shown in fig. 1, 3 and 4, in this embodiment, the auxiliary straight beam 223 is provided on a side of the main straight beam 213 away from the car bottom 10 along the length direction of the auxiliary upper beam 221; the length of the auxiliary upper beam 221 is greater than that of the main upper beam 211, and the length of the auxiliary lower beam 222 is correspondingly greater than that of the main lower beam 212; the auxiliary straight beam 223 is connected with a cushion head member 2231, the cushion head member 2231 can be fixed on the auxiliary straight beam 223 in a welding mode, and the car frame cross bar 25 is connected with the auxiliary straight beam 223 through the cushion head member 2231; a predetermined space is formed between the auxiliary straight beam 223 and the car frame cross bar 25 along the longitudinal direction of the auxiliary upper beam 221, and is used for accommodating a portion of the diagonal member 24 passing along the inner side surface of the auxiliary straight beam 223. That is, the spacer 2231 separates the frame rail 25 from the sub-vertical beam 223, and thus compensates for the distance of the sub-vertical beam 223 from the main vertical beam 213 toward the bottom 10 in the length direction of the sub-upper beam 221, so that the sub-vertical beam 223 can be prevented from being disposed on the first diagonal member 241 while ensuring the connection of the frame rail 25 with the main vertical beam 213 and the sub-vertical beam 223, thus simplifying the structure of the elevator frame 100 and facilitating the arrangement of the first diagonal member 241 in the elevator frame 100 while satisfying the malposition arrangement of the first diagonal member 241 with the sub-vertical beam 223.

In the elevator car frame 100, since the auxiliary straight beam 223 is provided so as to be perpendicular to the auxiliary lower beam 222 and the auxiliary upper beam 221, the auxiliary lower beam 222 and the auxiliary upper beam 221 may be extended outward with respect to the main lower beam 212 and the main upper beam 211, for the purpose of providing the auxiliary straight beam 223 on the side of the main straight beam 213 away from the car bottom 10 along the longitudinal direction of the auxiliary upper beam 221, and will not be described here.

Further, along the length direction of the auxiliary upper beam 221, a preset gap is formed between the first diagonal draw bar 241 and the auxiliary straight beam 223, so that the arrangement of the first diagonal draw bar 241 is not constrained by the auxiliary straight beam 223, the arrangement of the first diagonal draw bar 241 can be facilitated, and the first diagonal draw bar 241 can be suitable for improvement according to different requirements, for example, damping and anti-collision treatment is performed by using sound insulation materials, or the cross section of the first diagonal draw bar 241 is set to be different shapes, or the first diagonal draw bar 241 is thickened, and therefore, the expansion is not described herein.

In this embodiment, the number of first floor bracket beams 231 is one, and the number of first diagonal braces 241 is two; two first diagonal braces 241 are symmetrically disposed on both sides of the first bottom bracket beam 231. And two first diagonal draw bars 241 are connected corresponding to two car frame crossbars 25 respectively, that is to say, the elevator car frame 100 of this embodiment can use two first diagonal draw bars 241 to bear both ends of the first car bottom bracket beam 231 simultaneously, so that the effect of the structural strength of the elevator car frame 100 can be further improved.

In one embodiment, the number of first bottom bracket beams 231 is one, and the number of first diagonal braces 241 is at least two; at least two first diagonal braces 241 are each connected at one end to the same car frame rail 25 and at the other end to the same side of the first car bottom bracket beam 231.

Further, the number of the second car bottom bracket beams 232 is one, and the number of the second diagonal braces 242 is at least two; one end of each of the at least two second diagonal braces 242 is connected to the same car frame rail 25, and the other ends of each of the at least two second diagonal braces are connected to the same side of the second car bottom bracket beam 232. The first diagonal rods 241 and the second diagonal rods 242 can be arranged on the same side of the car frame cross rod 25 according to actual use conditions.

In addition, the application also provides an elevator, which comprises the elevator car frame 100.

In summary, according to the elevator car frame 100 of the application, one main car frame 21 and two auxiliary car frames 22 are used for bearing the car bottom 10, and the diagonal draw bars 24 are used for bearing the car bottom bracket beams 23 and the car frame cross bars 25, and as the diagonal draw bars 24 are arranged, the structure of the auxiliary straight beams 223 on the auxiliary car frames 22 is not damaged, and the auxiliary straight beams 223 and the main straight beams 213 on the main car frames 21 can bear the diagonal draw bars 24 together through the car frame cross bars 25, the overall structural strength of the elevator car frame 100 can be further ensured, so that the elevator car frame 100 has high reliability and can be suitable for the demands of various elevator car arrangements.

The technical features of the above embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustrating the utility model and are not to be construed as limiting the utility model, and that suitable modifications and variations of the above embodiments are within the scope of the utility model as claimed.

Claims (10)

1. An elevator car frame comprises a car bottom (10) and at least one car frame module (20), wherein the car bottom (10) is arranged on the car frame module (20); the car frame module (20) is characterized by comprising:

a main car frame (21) comprising a main upper beam (211), a main lower beam (212) arranged opposite to the main upper beam (211), and a main straight beam (213) for connecting the main upper beam (211) and the main lower beam (212), wherein the main lower beam (212) is connected to the car bottom (10);

The auxiliary car frame (22) comprises an auxiliary upper beam (221), an auxiliary lower beam (222) arranged opposite to the auxiliary upper beam (221) and an auxiliary straight beam (223) used for connecting the auxiliary upper beam (221) and the auxiliary lower beam (222), wherein the auxiliary lower beam (222) is connected to the car bottom (10), and a car frame cross bar (25) is connected between the auxiliary straight beam (223) and the main straight beam (213);

a bottom bracket beam (23) connected to the bottom (10);

The inclined pull rod (24) and the auxiliary straight beam (223) form an included angle structure, one end of the inclined pull rod (24) is connected with the car frame cross rod (25), the other end of the inclined pull rod (24) inclines towards the auxiliary straight beam (223) and extends downwards, and the extending end continuously inclines towards the car bottom (10) after passing through the inner side surface of the auxiliary straight beam (223) and is connected with the car bottom bracket beam (23).

2. The elevator car frame according to claim 1, characterized in that the length of the secondary upper beam (221) is greater than the length of the primary upper beam (211), and the length of the secondary lower beam (222) is correspondingly greater than the length of the primary lower beam (212);

a cushion head piece (2231) is connected to the auxiliary straight beam (223), and the car frame cross bar (25) is connected to the auxiliary straight beam (223) through the cushion head piece (2231); a preset space is formed between the auxiliary straight beam (223) and the car frame cross bar (25) along the length direction of the auxiliary upper beam (221) and is used for accommodating a part of the diagonal draw bar (24) passing along the inner side surface of the auxiliary straight beam (223).

3. The elevator car frame according to claim 1, characterized in that a preset gap is formed between the diagonal draw bar (24) and the auxiliary straight beam (223) along the length direction of the auxiliary upper beam (221).

4. The elevator car frame according to claim 1, characterized in that the car bottom bracket beam (23) comprises a first car bottom bracket beam (231), the first car bottom bracket beam (231) being arranged on the secondary lower beam (222) on the side facing away from the primary lower beam (212);

The diagonal draw bar (24) comprises a first diagonal draw bar (241), one end of the first diagonal draw bar (241) is connected to the first car bottom bracket beam (231), and the other end of the first diagonal draw bar (241) is arranged between the main straight beam (213) and the auxiliary straight beam (223) and is connected with the car frame cross bar (25);

The car bottom bracket beam (23) further comprises a second car bottom bracket beam (232), and the second car bottom bracket beam (232) is arranged between the auxiliary lower beam (222) and the main lower beam (212);

The diagonal draw bar (24) further comprises a second diagonal draw bar (242), one end of the second diagonal draw bar (242) is connected to the second car bottom bracket beam (232), and the other end of the second diagonal draw bar (242) is arranged between the main straight beam (213) and the auxiliary straight beam (223) and is connected with the car bottom bracket cross bar (25).

5. The elevator car frame according to claim 4, characterized in that the number of first car bottom bracket beams (231) is one and the number of first diagonal braces (241) is two; two first diagonal braces (241) are symmetrically arranged on both sides of the first bottom bracket beam (231);

and/or the number of the second car bottom bracket beams (232) is one, and the number of the second diagonal draw bars (242) is two; two second diagonal braces (242) are symmetrically disposed on either side of the second car bottom bracket beam (232).

6. The elevator car frame according to claim 4, characterized in that the number of first car bottom bracket beams (231) is one and the number of first diagonal braces (241) is at least two; one end of each of the at least two first diagonal braces (241) is respectively connected to the same car frame cross bar (25), and the other ends of the at least two first diagonal braces are respectively connected to the same side of the first car bottom bracket beam (231);

And/or the number of the second car bottom bracket beams (232) is one, and the number of the second diagonal draw bars (242) is at least two; one end of each of the at least two second diagonal braces (242) is respectively connected to the same car frame cross bar (25), and the other ends of the at least two second diagonal braces are respectively connected to the same side of the second car bottom bracket beam (232).

7. Elevator car frame according to claim 1, characterized in that the car frame module (20) comprises a main car frame (21) and two auxiliary car frames (22), the two auxiliary car frames (22) being arranged separately on both sides of the main car frame (21);

The car frame cross bar (25) is respectively connected with the main straight beam (213) and the two auxiliary straight beams (223), and the car bottom (10) is respectively connected with the main lower beam (212) and the two auxiliary lower beams (222).

8. Elevator car frame according to claim 1, characterized in that the number of car frame modules (20) is at least two;

At least two car frame modules (20) are arranged at intervals, and/or at least two car frame modules (20) are connected through the same car frame cross rod (25).

9. The elevator car frame according to claim 1, characterized in that a brace hanger (230) is connected to the car bottom bracket beam (23), and the car bottom bracket beam (23) is connected to the diagonal draw bar (24) by means of the brace hanger (230).

10. Elevator, characterized by comprising an elevator car frame (100) according to any of claims 1-9.