CN217076599U

CN217076599U - Elevator bearing mechanism, car and elevator

Info

Publication number: CN217076599U
Application number: CN202220874925.9U
Authority: CN
Inventors: 潘依航; 梁玉龙; 吴文学; 刘灿培
Original assignee: Winone Elevator Co Ltd
Current assignee: Winone Elevator Co Ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-29
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to the technical field of elevators, a lift car and an elevator are provided, the lift bearing mechanism comprises a bearing component and a diversion sheave component, the bearing component comprises a first bearing beam, a second bearing beam, a first installation part, a second installation part and a fastener, the first bearing beam and the second bearing beam are arranged at intervals and side by side, the first installation part is bridged between the top of the first bearing beam and the top of the second bearing beam, the second installation part is bridged between the bottom of the first bearing beam and the bottom of the second bearing beam, and the first installation part and the second installation part clamp and fix the first bearing beam and the second bearing beam through the fastener; the diverting pulley component is propped against one side of the second installation part back to the first installation part, and the diverting pulley component is tightly connected with the second installation part through a fastener, so that the elevator bearing mechanism occupies less height space of an elevator shaft and has better bearing strength.

Description

Elevator bearing mechanism, car and elevator

Technical Field

The utility model relates to an elevator technical field especially provides an elevator bearing mechanism, car and elevator.

Background

At present, traditional elevator bearing mechanism includes diversion sheave and two spandrel girders usually, and the diversion sheave is installed in the top of two spandrel girders, needs to reserve certain high space and is used for carrying out the dismouting to the diversion sheave, leads to occuping more elevator well's top layer high space.

In order to reduce the height space of the top floor of the elevator hoistway, some elevator manufacturers will install the diversion sheave below the load-bearing beams, specifically, please refer to fig. 1, two load-bearing beams 120 are separated and arranged side by side, one of the bearing plates 130 is connected to the vertical plate 121 of one of the load-bearing beams 120, the other bearing plate 130 is connected to the vertical plate 121 of the other load-bearing beam 120, and the two bearing plates 130 are distributed side by side at intervals, and the diversion sheave 110 is rotatably installed between the two bearing plates 130. Because the riser 121 is the main bearing part of spandrel girder 120, bearing plate 130 is connected with the riser 121 of spandrel girder 120 and can reduce the bearing strength of whole elevator bearing mechanism 100, and the power that the diversion sheave 110 bore is on transmitting the riser 121 of spandrel girder 120 through the connection structure between the riser 121 of spandrel girder 120 and bearing plate 130, and the transmission process of power can't pass through the riser 121 of spandrel girder 120 completely, leads to elevator bearing mechanism 100's bearing strength further to descend.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at provides an elevator bearing mechanism aims at solving current installing the concrete mounting means who installs the diversion sheave in the below of spandrel girder and can lead to elevator bearing mechanism's bearing strength to descend technical problem.

In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions: an elevator load bearing mechanism comprising:

the bearing assembly comprises a first bearing beam, a second bearing beam, a first mounting piece, a second mounting piece and a fastener, wherein the first bearing beam and the second bearing beam are arranged at intervals in parallel, the first mounting piece is bridged between the top of the first bearing beam and the top of the second bearing beam, the second mounting piece is bridged between the bottom of the first bearing beam and the bottom of the second bearing beam, and the first mounting piece and the second mounting piece clamp and fix the first bearing beam and the second bearing beam through the fastener;

the diversion sheave assembly is abutted against one side, back to the first mounting piece, of the second mounting piece, and the diversion sheave assembly is fixedly connected with the second mounting piece through the fastener.

The embodiment of the utility model provides an elevator bearing mechanism has following beneficial effect at least: the first installation part is bridged on the top of the first bearing beam and the top of the second bearing beam, the second installation part is bridged on the bottom of the first bearing beam and the bottom of the second bearing beam, the diversion sheave assembly is abutted against one side of the second installation part, which is back to the first installation part, and the first installation part, the second installation part and the diversion sheave assembly are fixedly connected through the fastening part, so that the diversion sheave assembly does not occupy the height space of an elevator shaft, in the operation of the elevator, the force received by the diversion sheave assembly is transmitted to the second installation part, then transmitted to the bottom of the first bearing beam and the bottom of the second bearing beam through the second installation part, and then transmitted to the top of the first bearing beam and the top of the second bearing beam from the bottom of the first bearing beam and the bottom of the second bearing beam respectively, so that the force received by the diversion sheave assembly can be divided into two parts which are transmitted to the first bearing beam and the second bearing beam respectively, and because the diversion sheave assembly is not directly connected with the first bearing beam and the second bearing beam, the bearing strength of the elevator bearing mechanism is effectively improved.

In one embodiment, the first bearing beam includes a first bearing portion, a first connecting portion and a second connecting portion, the first bearing portion is connected between the first connecting portion and the second connecting portion, the second bearing beam includes a second bearing portion, a third connecting portion and a fourth connecting portion, the second bearing portion is connected between the third connecting portion and the fourth connecting portion, the first mounting member is bridged over the first connecting portion and the third connecting portion, and the second mounting member is bridged over the second connecting portion and the fourth connecting portion.

In one embodiment, an end of the first mounting member remote from the second load beam extends through the vertical mid-plane of the first load bearing portion in a direction away from the second load beam, and an end of the first mounting member remote from the first load beam extends through the vertical mid-plane of the second load bearing portion in a direction away from the first load beam.

In one embodiment, the end of the second mounting element remote from the second load beam extends through the vertical mid-plane of the first load bearing part in a direction away from the second load beam, and the end of the second mounting element remote from the first load beam extends through the vertical mid-plane of the second load bearing part in a direction away from the first load beam.

In one embodiment, the diversion sheave assembly comprises a wheel carrier and a wheel body, the wheel carrier comprises a first bearing plate, a second bearing plate, a third mounting part and a fourth mounting part, the wheel body is rotatably mounted between the first bearing plate and the second bearing plate, the first mounting part, the second mounting part, the third mounting part and the fourth mounting part are fixedly connected through the fasteners, first bending parts are respectively arranged at two opposite sides of the third mounting part, second bending parts are respectively arranged at two opposite sides of the fourth mounting part, a first bending part of the third mounting part and a second bending part of the fourth mounting part are just opposite to each other and form a first mounting gap at intervals, another first bending part of the third mounting part and another second bending part of the fourth mounting part are just opposite to each other and form a second mounting gap at intervals, at least a portion of the first bearing plate is mounted within the first mounting gap and at least a portion of the second bearing plate is mounted within the second mounting gap.

In one embodiment, the diverting pulley assembly includes a wheel frame and a wheel body, the wheel frame includes a first bearing plate, a second bearing plate and a supporting member, the wheel body is rotatably mounted between the first bearing plate and the second bearing plate, the supporting member is connected between the first bearing plate and the second bearing plate, and the supporting member and the wheel body are arranged in a mutually offset manner.

In one embodiment, the first mounting part is in a U-shaped structure in cross section.

In one embodiment, the cross section of the second mounting part is in a U-shaped structure.

In order to achieve the above object, the utility model also provides a car, including the railway carriage or compartment body and any one or more embodiments of the aforesaid elevator load bearing mechanism, elevator load bearing mechanism install in the top of the railway carriage or compartment body.

Because the lift car adopts the lift bearing mechanism of any one of the embodiments, the bearing strength of the lift bearing mechanism is higher, so that the load of the lift car can be increased, and the large-tonnage design of the lift is realized.

In order to achieve the above object, the present invention also provides an elevator, including any one or more of the above embodiments.

Because the elevator adopts the lift car of any one of the embodiments, the large-tonnage design of the elevator can be effectively realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a prior art elevator load bearing mechanism;

fig. 2 is a schematic structural view of an elevator load bearing mechanism provided by an embodiment of the present invention;

fig. 3 is a front view of the elevator load bearing mechanism of fig. 2;

fig. 4 is an enlarged schematic view of the elevator load bearing mechanism of fig. 3 at a.

Wherein, in the figures, the respective reference numerals:

100. an elevator load bearing mechanism; 110. a diverting pulley; 120. a spandrel girder; 121. a vertical plate; 130. a bearing plate;

200. an elevator load bearing mechanism; 210. a load bearing assembly; 211. a first load beam; 2111. a first bearing part; 2112. a first connection portion; 2113. a second connecting portion; 212. a second load-bearing beam; 2121. a second bearing part; 2122. a third connecting portion; 2123. a fourth connecting portion; 213. a first mounting member; 214. a second mount; 215. a fastener; 220. a diversion sheave assembly; 221. a wheel carrier; 2211. a first bearing plate; 2212. a second bearing plate; 2213. a third mount; 22131. a first bending portion; 2214. a fourth mount; 22141. a second bending portion; 2215. a first mounting gap; 2216. a second mounting gap; 2217. a support member; 2218. a rotating shaft; 2219. clamping a plate; 222. a wheel body.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model discloses a first aspect provides an elevator load bearing mechanism 200, this elevator load bearing mechanism 200 install in elevator car's top, mainly used bear elevator car's weight and its loading capacity.

Referring to fig. 2 and 3, the elevator load bearing mechanism 200 includes a load bearing member 210 and a deflector sheave member 220. Wherein the load-bearing assembly 210 comprises a first load-bearing beam 211, a second load-bearing beam 212, a first mounting member 213, a second mounting member 214 and a fastener 215, the first load-bearing beam 211 and the second load-bearing beam 212 are arranged in parallel and spaced, it will be appreciated that the first and second load beams 211, 212 are spaced apart and parallel to each other, the first mounting member 213 spans between a top of the first load beam 211 and a top of the second load beam 212, that is, one end of the first mounting member 213 overlaps the top of the first load beam 211, the other end of the first mounting member 213 overlaps the top of the second load beam 212, the second mounting member 214 spans between the bottom of the first load beam 211 and the bottom of the second load beam 212, one end of the second mounting piece 214 is lapped on the bottom of the first bearing beam 211, the other end of the second mounting piece 214 is lapped on the bottom of the second bearing beam 212, and the first mounting piece 213 and the second mounting piece 214 clamp and fix the first bearing beam 211 and the second bearing beam 212 through the fastener 215; the diverting pulley assembly 220 abuts against the side of the second mounting member 214 facing away from the first mounting member 213, in other words, the diverting pulley assembly 220 is disposed below the load bearing member 210, and the diverting pulley assembly 220 is fastened to the second mounting member 214 by a fastener 215.

The top of the load-bearing beam refers to a portion of the load-bearing beam near the top floor of the elevator shaft, and the bottom of the load-bearing beam refers to a portion of the load-bearing beam near the pit of the elevator shaft.

Specifically, as shown in fig. 2 and fig. 3, the diverting pulley assembly 220 includes a wheel frame 221 and a wheel body 222, the wheel frame 221 abuts against a side of the second mounting member 214 opposite to the first mounting member 213, the wheel frame 221 and the second mounting member 214 are fastened by a fastening member 215, and the wheel body 222 is rotatably mounted on the wheel frame 221.

Specifically, as shown in fig. 2 and 3, the fastening member 215 includes a bolt and a nut, the bolt sequentially passes through the wheel frame 221, the second mounting member 214, and the first mounting member 213, a head of the bolt abuts against the wheel frame 221, the nut and one end of the bolt far from the wheel frame 221 are in threaded connection and then abut against the first mounting member 213, or the bolt sequentially passes through the first mounting member 213, the second mounting member 214, and the wheel frame 221, a head of the bolt abuts against the first mounting member 213, and one end of the nut and one end of the bolt far from the first mounting member 213 are in threaded connection and then abut against the wheel frame 221, so that the first mounting member 213, the second mounting member 214, and the wheel frame 221 are connected.

It should be noted that the number of the fasteners 215 may be one, or may be multiple, and is determined according to the actual application requirement, and is not limited specifically herein.

By bridging the first mounting member 213 over the top of the first bearing beam 211 and the top of the second bearing beam 212, bridging the second mounting member 214 over the bottom of the first bearing beam 211 and the bottom of the second bearing beam 212, and then abutting the wheel carrier 221 of the diverting pulley assembly 220 against the side of the second mounting member 214 facing away from the first mounting member 213, the second mounting member 214 and the wheel carrier 221 are fastened by the fastening member 215, i.e. the assembly operation of the diverting pulley assembly 220 and the bearing assembly 210 is completed, so that the diverting pulley assembly 220 does not occupy the height space of the elevator shaft, and during elevator operation, the force received by the diverting pulley assembly 220 is transmitted to the second mounting member 214, then transmitted to the bottom of the first bearing beam 211 and the bottom of the second bearing beam 212 through the second mounting member 214, and then transmitted to the top of the first bearing beam 211 and the top of the second bearing beam 212 from the bottom of the first bearing beam 211 and the bottom of the second bearing beam 212, thus, the force applied to the diverting pulley assembly 220 can be divided into two parts and transmitted to the whole first bearing beam 211 and the whole second bearing beam 212 respectively, and the diverting pulley assembly 220 is not directly connected with the first bearing beam 211 and the second bearing beam 212, thereby effectively improving the bearing strength of the elevator bearing mechanism 200. Meanwhile, the diverting pulley assembly 220 is installed on the bearing assembly 210 through the fastening member 215, so that the disassembly and assembly operation of the diverting pulley assembly 220 becomes more convenient, and the diverting pulley assembly 220 is convenient to replace.

In one embodiment, as shown in fig. 3, the first load-bearing beam 211 includes a first load-bearing portion 2111, a first connecting portion 2112 and a second connecting portion 2113, the first load-bearing portion 2111 is connected between the first connecting portion 2112 and the second connecting portion 2113, the second load-bearing beam 212 includes a second load-bearing portion 2121, a third connecting portion 2122 and a fourth connecting portion 2123, the second load-bearing portion 2121 is connected between the third connecting portion 2122 and the fourth connecting portion 2123, the first mounting element 213 is connected across the first connecting portion 2112 and the third connecting portion 2122, and the second mounting element 214 is connected across the second connecting portion 2113 and the fourth connecting portion 2123. Specifically, the first bearing portion 2111 is arranged in the vertical direction, the first connecting portion 2112 and the second connecting portion 2113 are respectively arranged in the horizontal direction, the second bearing portion 2121 is arranged in the vertical direction, and the third connecting portion 2122 and the fourth connecting portion 2123 are respectively arranged in the horizontal direction, in other words, the first bearing beam 211 and the second bearing beam 212 are i-beams, and the i-beams have higher strength than the channel beams under the condition of the same size, and the size of the bearing assembly 210 is reduced while the bearing strength of the bearing assembly 210 is ensured by adopting the i-beams as the bearing beams, so that the height space of the elevator hoistway occupied by the bearing assembly 210 can be further reduced.

Alternatively, the first mounting part 213 and the first connection portion 2112 are fastened to each other or welded, and the first mounting part 213 and the second connection portion 2113 are fastened to each other or welded; similarly, the second mounting part 214 and the third connecting part 2122 are fastened or welded to each other, and the second mounting part 214 and the fourth connecting part 2123 are fastened or welded to each other.

In the above embodiment, please refer to fig. 3, one end of the first mounting element 213 away from the second load-bearing beam 212 extends through the vertical middle vertical surface of the first load-bearing portion 2111 in a direction away from the second load-bearing beam 212, one end of the first mounting element 213 away from the first load-bearing beam 211 extends through the vertical middle vertical surface of the second load-bearing portion 2121 in a direction away from the first load-bearing beam 211, in other words, one end of the first mounting element 213 extends from the second load-bearing beam 212 in a direction toward the first load-bearing beam 211 until it exceeds the first load-bearing portion 2111, the other end of the first mounting element 213 extends from the first load-bearing beam 211 in a direction toward the second load-bearing beam 212 until it exceeds the second load-bearing portion 2121, in this way, the force received by the first mounting member 213 can be effectively transmitted to the first and second

load bearing portions

2111 and 2121 through the first and third connecting

portions

2112 and 2122, thereby further improving the load bearing strength of the load bearing assembly 210.

In the above embodiment, the end of the second mounting element 214 away from the second load-bearing beam 212 extends through the vertical median plane of the first load-bearing portion 2111 in a direction away from the second load-bearing beam 212, the end of the second mounting element 214 away from the first load-bearing beam 211 extends through the vertical median plane of the second load-bearing portion 2121 in a direction away from the first load-bearing beam 211, in other words, the end of the second mounting element 214 extends from the second load-bearing beam 212 in the direction toward the first load-bearing beam 211 until it exceeds the first load-bearing portion 2111, and the other end of the second mounting element 214 extends from the first load-bearing beam 211 in the direction toward the second load-bearing beam 212 until it exceeds the second load-bearing portion 2121, so that the force applied to the second mounting element 214 can be effectively transmitted to the first load-bearing portion 2111 and the second load-bearing portion 2111 through the second connecting portion 3 and the fourth connecting portion 2123, thereby further improving the load-bearing strength of the load-bearing assembly 210.

In one embodiment, please refer to fig. 3 and 4, the wheel stand 221 includes a first bearing plate 2211, a second bearing plate 2212, a third mounting element 2213 and a fourth mounting element 2214, the wheel body 222 is rotatably mounted between the first bearing plate 2211 and the second bearing plate 2212, the first mounting element 213, the second mounting element 214, the third mounting element 2213 and the fourth mounting element 2214 are fastened by a fastener 215, two opposite sides of the third mounting element 2213 are respectively provided with a first bending portion 22131, two opposite sides of the fourth mounting element 2214 are respectively provided with a second bending portion 22141, one first bending portion 22131 of the third mounting element 2213 is opposite to one second bending portion 22141 of the fourth mounting element 2214 and spaced apart from each other to form a first mounting gap 2215, the other first bending portion 22131 of the third mounting element 2213 is opposite to the other second bending portion 22141 of the fourth mounting element 2214 and spaced apart from each other to form a second mounting gap 2216, at least a portion of the first bearing plate 2211 fits within the first mounting gap 2215 and at least a portion of the second bearing plate 2212 fits within the second mounting gap 2216.

It should be noted that the two opposite sides of the third mounting element 2213 are respectively the side of the third mounting element 2213 close to the first bearing plate 2211 and the side of the third mounting element 2213 close to the second bearing plate 2212, and similarly, the two opposite sides of the fourth mounting element 2214 are respectively the side of the fourth mounting element 2214 close to the first bearing plate 2211 and the side of the fourth mounting element 2214 close to the second bearing plate 2212.

Specifically, after at least a portion of the first mounting member 2211 is disposed in the first mounting gap 2215, a first bent portion 22131 of the third mounting member 2213 cooperates with a second bent portion 22141 of the fourth mounting member 2214 to clamp the first mounting member 2211, and then the first bent portion 22131, the first mounting member 2211 and the second bent portion 22141 are fixedly coupled, and similarly, after at least a portion of the second mounting member 2212 is disposed in the second mounting gap 2216, another first bent portion 22131 of the third mounting member 2213 cooperates with another second bent portion 22141 of the fourth mounting member 2214 to clamp the second mounting member 2212, and then the first bent portion 22131, the second mounting member 2212 and the second bent portion 22141 are fixedly coupled.

In order to ensure the overall strength of the diverting pulley assembly 220, the conventional diverting pulley assembly 220 usually uses a metal plate with a large thickness to bend the wheel frame 221, but such metal plate has a large bending difficulty, and the present application forms a first mounting gap 2215 by arranging and separating a first bending portion 22131 of the third mounting member 2213 and a second bending portion 22141 of the fourth mounting member 2214 opposite to each other, and forms a second mounting gap 2216 by arranging and separating another first bending portion 22131 of the third mounting member 2213 and another second bending portion 22141 of the fourth mounting member 2214, and then installing at least a portion of the first bearing plate 2211 in the first mounting gap 2215 and at least a portion of the second bearing plate 2212 in the second mounting gap 2216, which not only effectively reduces the production difficulty of the wheel frame 221 and improves the production efficiency, but also allows the first bearing plate 2211 and the second bearing plate 2212 to be designed with a large thickness, and the thickness of the third mounting part 2213 and the thickness of the fourth mounting part 2214 are mutually overlapped and then are connected with the first bearing plate 2211 and the second bearing plate 2212, so that the overall strength of the wheel carrier 221 can be effectively ensured.

Specifically, please refer to fig. 3, the wheel carrier 221 further includes a rotating shaft 2218 and at least two clamping plates 2219, a first shaft hole (not shown) is formed in the first bearing plate 2211, a second shaft hole (not shown) is formed in the second bearing plate 2212, one end of the rotating shaft 2218 is inserted into the first shaft hole and is provided with a first clamping groove (not shown), the other end of the rotating shaft 2218 is inserted into the second shaft hole and is provided with a second clamping groove (not shown), one clamping plate 2219 is connected to the first bearing plate 2211 and is clamped into the first clamping groove, the other clamping plate 2219 is connected to the second bearing plate 2212 and is clamped into the second clamping groove, the wheel body 222 is rotatably mounted on the rotating shaft 2218, when the elevator is in operation, the rotating shaft 2218 does not rotate, and the wheel body 222 can rotate on the rotating shaft 2218.

Of course, in other embodiments, a first bearing (not shown) is disposed on the first bearing plate 2211, a second bearing (not shown) is disposed on the second bearing plate 2212, one end of the rotating shaft 2218 is mounted on the first bearing, the other end of the rotating shaft 2218 is mounted on the second bearing, and the wheel body 222 is fixedly connected to the rotating shaft 2218, when the elevator runs, the rotating shaft 2218 rotates between the first bearing and the second bearing, and the wheel body 222 rotates along with the rotating shaft 2218.

In one embodiment, as shown in fig. 3, the wheel frame 221 further includes a supporting member 2217, the supporting member 2217 is connected between the first bearing plate 2211 and the second bearing plate 2212, and the supporting member 2217 and the wheel body 222 are disposed in a staggered manner. By providing the supporting member 2217 between the first bearing plate 2211 and the second bearing plate 2212, the distance between the first bearing plate 2211 and the second bearing plate 2212 can be kept constant during the use of the pulley assembly 220, thereby preventing the first bearing plate 2211 or the second bearing plate 2212 from contacting the pulley body 222 and ensuring the working stability of the pulley assembly 220.

In one embodiment, please refer to fig. 2, the cross section of the first mounting part 213 is a U-shaped structure, and it should be noted that the cross section of the first mounting part 213 refers to a cross section perpendicular to the distribution direction of the first bearing beam 211 and the second bearing beam 212. For example, the first mounting member 213 is a channel, and the bottom of the channel is connected to the top of the first bearing beam 211 and the top of the second bearing beam 212, so that the bearing strength of the bearing assembly 210 can be effectively improved.

In one embodiment, the cross section of the second mounting member 214 is a U-shaped structure, and it should be noted that the cross section of the second mounting member 214 refers to a cross section perpendicular to the distribution direction of the first bearing beam 211 and the second bearing beam 212. For example, the second mounting member 214 is a channel, and the bottom of the channel is connected to the bottom of the first bearing beam 211 and the bottom of the second bearing beam 212, so that the bearing strength of the bearing assembly 210 can be effectively improved.

The second aspect of the utility model provides a car, including the carriage body and the elevator load bearing mechanism 200 of any one or more of the above-mentioned embodiments, elevator load bearing mechanism 200 installs in the top of the carriage body.

Because the lift car adopts the lift bearing mechanism 200 of any one of the embodiments, the load bearing strength of the lift bearing mechanism 200 is higher, so that the load of the lift car can be increased, and the large-tonnage design of the lift is realized.

The third aspect of the present invention also provides an elevator, including the car of any one or more of the above-described embodiments.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An elevator load bearing mechanism, comprising:

the bearing assembly comprises a first bearing beam, a second bearing beam, a first mounting piece, a second mounting piece and a fastener, wherein the first bearing beam and the second bearing beam are arranged at intervals in parallel, the first mounting piece is bridged between the top of the first bearing beam and the top of the second bearing beam, the second mounting piece is bridged between the bottom of the first bearing beam and the bottom of the second bearing beam, and the first mounting piece and the second mounting piece are clamped and fixed on the first bearing beam and the second bearing beam through the fastener;

2. The elevator load bearing mechanism of claim 1, wherein: the first bearing beam comprises a first bearing part, a first connecting part and a second connecting part, the first bearing part is connected between the first connecting part and the second connecting part, the second bearing beam comprises a second bearing part, a third connecting part and a fourth connecting part, the second bearing part is connected between the third connecting part and the fourth connecting part, the first installation piece is bridged on the first connecting part and the third connecting part, and the second installation piece is bridged on the second connecting part and the fourth connecting part.

3. An elevator load bearing mechanism according to claim 2, wherein: one end of the first mounting piece, which is far away from the second bearing beam, extends through the vertical middle vertical surface of the first bearing part in the direction of being far away from the second bearing beam, and one end of the first mounting piece, which is far away from the first bearing beam, extends through the vertical middle vertical surface of the second bearing part in the direction of being far away from the first bearing beam.

4. The elevator load bearing mechanism of claim 2, wherein: one end, far away from the second bearing beam, of the second mounting piece extends through the vertical middle vertical surface of the first bearing part in the direction far away from the second bearing beam, and the other end, far away from the first bearing beam, of the second mounting piece extends through the vertical middle vertical surface of the second bearing part in the direction far away from the first bearing beam.

5. The elevator load bearing mechanism of any of claims 1-4, wherein: the diversion sheave assembly comprises a wheel frame and a wheel body, the wheel frame comprises a first bearing plate, a second bearing plate, a third mounting part and a fourth mounting part, the wheel body is rotatably arranged between the first bearing plate and the second bearing plate, the first mounting part, the second mounting part, the third mounting part and the fourth mounting part are fixedly connected through a fastener, first bending parts are respectively arranged on two opposite sides of the third mounting part, second bending parts are respectively arranged on two opposite sides of the fourth mounting part, one first bending part of the third mounting part and one second bending part of the fourth mounting part are just opposite to each other and are formed with first mounting gaps at intervals, and the other first bending part of the third mounting part and the other second bending part of the fourth mounting part are just opposite to each other and are formed with second mounting gaps at intervals, at least a portion of the first bearing plate is mounted within the first mounting gap and at least a portion of the second bearing plate is mounted within the second mounting gap.

6. The elevator load bearing mechanism of any of claims 1-4, wherein: the diversion sheave assembly comprises a wheel frame and a wheel body, the wheel frame comprises a first bearing plate, a second bearing plate and a supporting piece, the wheel body is rotatably arranged between the first bearing plate and the second bearing plate, the supporting piece is connected between the first bearing plate and the second bearing plate, and the supporting piece and the wheel body are arranged in a staggered mode.

7. The elevator load bearing mechanism of any of claims 1-4, wherein: the cross section of the first mounting piece is of a U-shaped structure.

8. The elevator load bearing mechanism of any of claims 1-4, wherein: the cross section of the second mounting piece is of a U-shaped structure.

9. A car, its characterized in that: the car includes a car body and an elevator load bearing mechanism of any of claims 1-8 mounted to a top of the car body.

10. An elevator characterized in that: the elevator comprises the car of claim 9.