CN211687885U

CN211687885U - Double-row connected elevator counterweight device

Info

Publication number: CN211687885U
Application number: CN201921266313.6U
Authority: CN
Inventors: 李浩翔; 温奕忠; 蒋乐
Original assignee: Winone Elevator Co Ltd
Current assignee: Winone Elevator Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-10-16
Anticipated expiration: 2029-08-05

Abstract

The utility model belongs to the technical field of the elevator is to heavy equipment technique and specifically relates to elevator counterweight of biserial hookup, include to heavy frame and install counterweight block and diversion sheave to heavy frame on, heavy frame include that first stand, second stand, third stand are arranged out the setting in proper order to the back interval before, the upper end of first stand, second stand, third stand through upper left roof beam and upper right roof beam clamp fixed connection, upper left roof beam and upper right roof beam between transversely be provided with the rope wheel carrier, diversion sheave transversely install on the rope wheel carrier between upper left roof beam and upper right roof beam. The utility model discloses can satisfy the big and little installation requirement of the degree of depth of lateral width about the elevator well, effectual solved because of the well structure cause to the counterweight device locating position not enough, the problem of inconvenient installation, promoted counterweight device's stability and security, its overall structure is compact, the flexibility is high, the application and the development that help promoting big load elevator well of transmission performance.

Description

Double-row connected elevator counterweight device

Technical Field

The utility model belongs to the technical field of the elevator counterweight equipment technique and specifically relates to elevator counterweight of biserial hookup.

Background

In the technical field of elevators, a lift car is required to be used for bearing, so that people or goods are transported. Therefore, it is necessary to balance the weight of the car with the weight of the payload to reduce energy consumption and motor power loss. The balance of this weight is called the counterweight. The counterweight can maintain the stress ratio of the cage and the rope branch on the counterweight side, and can obtain proper friction between the rope and the rope groove of the rope driving wheel, so the counterweight has important significance for the elevator.

The counterweight device is positioned in the hoistway and is connected with the car through the traction sheave by the traction rope, and the counterweight device slides on the counterweight guide rail by the counterweight guide shoe to play a balance role in the running process of the elevator. The traditional elevator counterweight housing is mostly of a frame structure consisting of a left upright post, a right upright post, an upper beam and a lower beam, a diversion sheave is longitudinally arranged at the position of the upper beam of the frame structure, a counterweight block is longitudinally arranged in clamping grooves of the upright posts at two sides of the frame, the elevator is fixed in the size of a shaft at the beginning of design, and when a large-tonnage elevator is loaded in the elevator shaft, the total weight of the counterweight device is fixed. However, in a hoistway space where the lateral width of the elevator hoistway is large and the depth is small, the counterweight device cannot be improved by using the above-described method, and therefore, it is necessary to improve the counterweight structure.

The utility model discloses a disclose one kind in the patent technology of the utility model 201621145182.2 name "mounting structure of cargo elevator counterweight wheel" through with two counterweight wheels transversely set up in on the counterweight frame is put on the beams in place, and two counterweight wheels are for setting up side by side, two counterweight wheels with counterweight frame is put the beams in place mutually perpendicular, solves the problem that counterweight locating place is not enough, inconvenient installation, however the counterweight wheel among this technical scheme is the position at the top of putting on the beams in place, and the beams in place need bear very big effort when this embodiment operation, easily takes place the risk that the shake sideslips, and its stability is relatively poor.

SUMMERY OF THE UTILITY MODEL

One of the purposes of the utility model is to provide a compact structure, stability is high, transmission performance is good can the double-row hookup's of make full use of well advantage satisfy the heavy load demand elevator counterweight to prior art's defect and not enough.

The technical scheme of the utility model as follows:

the double-row connected elevator counterweight device comprises a counterweight frame, and a counterweight block and a diversion sheave which are arranged on the counterweight frame, the counterweight frame comprises a first upright post, a second upright post and a third upright post which are arranged in turn from front to back at intervals, the upper end parts of the first upright post, the second upright post and the third upright post are fixedly connected with the right upper beam through a left upper beam in a clamping way, the lower ends of the first upright post, the second upright post and the third upright post are fixedly connected with the right lower beam through a left lower beam, a rope wheel frame is transversely arranged between the left upper beam and the right upper beam, the diversion sheave is transversely arranged on the rope wheel frame between the left upper beam and the right upper beam, and the top of the diversion sheave is not higher than the plane height of the top of the left upper beam, the right upper beam, the first upright post, the second upright post and the third upright post, and the central line of the diversion sheave is vertical to the central line of the counterweight frame.

Preferably, the first upright post and the third upright post of the counterweight frame are respectively of a structure that two pieces of U-shaped steel are spatially clamped into the second upright post, and the openings at two sides of the H-shaped steel of the second upright post are respectively arranged opposite to the openings of the U-shaped steel of the first upright post and the third upright post.

Preferably, the left and right transverse widths of the first upright column, the second upright column and the third upright column are larger than the diameter of the diversion sheave.

Preferably, the rope pulley frame consists of two connecting plates with opposite structures, and the roller on the diversion pulley is transversely arranged on the two connecting plates.

Preferably, the counterweight block is a structure with the front-back length shorter than the left-right length, the front end and the back end of the counterweight block are provided with convex mounting blocks, and the mounting blocks are matched with the U-shaped steel openings on the first upright post and the third upright post and the H-shaped steel opening on the second upright post for use.

Preferably, the counterweight frame is provided with two rope wheel frames and a diversion rope wheel arranged on the rope wheel frame, and the diversion rope wheel is respectively arranged between the first upright post and the second upright post and between the second upright post and the third upright post.

Preferably, the upper end of the top of the counterweight frame is provided with a guide wheel, a traction device, a rope hitch plate and a steel wire rope in winding transmission, wherein the guide wheel is matched with the diversion sheave to run, and the guide wheel is vertical to the diversion sheave.

Preferably, four right-angle edges at the upper end and the lower end of the counterweight frame are provided with sliding guide shoes, and the lower ends of the sliding guide shoes are fixed by two or four hexagon bolts.

Preferably, a counterweight iron is arranged above the counterweight blocks, and the counterweight iron is adjustably mounted on the first vertical column and the third vertical column.

Preferably, the bottom of the counterweight frame is provided with a buffer adjusting seat for safely buffering the whole counterweight frame, and the top of the diversion sheave is provided with a protective cover arranged on the sheave frame.

The utility model has the advantages that: the elevator counterweight device of biserial hookup separates the installation space that forms the middle part and link up through to heavy frame construction, form protection architecture with the diversion sheave setting between stand and entablature, and the atress on the diversion sheave can balanced distribute to on heavy frame, thereby reach the purpose of steady operation, in addition, to the pouring weight for the short long structure about the front and back, can satisfy the installation requirement that lateral width is big and the degree of depth is little about the elevator well, effectual solved because of the well structure cause the counterweight device locating place not enough, the problem of inconvenient installation, the stability and the security of counterweight device have been promoted, its overall structure is compact, the flexibility is high, the transmission performance is good helps promoting the application and the development of big load elevator well.

Drawings

Fig. 1 is a diagram of the working state of a double-row connected elevator counterweight device of the embodiment of the invention;

fig. 2 is a schematic front view of a double-row coupled counterweight of an elevator according to an embodiment of the present invention;

fig. 3 is a schematic right side view of a double-row coupled counterweight of an elevator according to an embodiment of the present invention;

fig. 4 is a schematic top view of a double-row coupled counterweight of an elevator according to an embodiment of the present invention.

Detailed Description

As shown in fig. 1-4, the double-row coupled counterweight device for elevator in the embodiment of the present invention comprises a counterweight frame 1, and a counterweight block 2 and a diversion sheave 3 mounted on the counterweight frame 1, wherein the counterweight frame 1 comprises a first upright column 11, a second upright column 12, and a third upright column 13, which are sequentially arranged from front to back at intervals, the upper ends of the first upright column 11, the second upright column 12, and the third upright column 13 are fixedly clamped by a left upper beam 40 and a right upper beam 41, the lower ends of the first upright column 11, the second upright column 12, and the third upright column 13 are fixedly clamped by a left lower beam 50 and a right lower beam 51, a sheave frame 6 is transversely disposed between the left upper beam 40 and the right upper beam 41, the diversion sheave 3 is transversely mounted on a sheave frame 6 between the left upper beam 40 and the right upper beam 41, the sheave frame 6 is composed of two connecting plates 60 with opposite structures, the roller bearing on the diversion sheave 3 transversely put on two connecting plates 60, just diversion sheave 3 top be not higher than the plane height at the top of upper left roof beam 40, upper right roof beam 41, first stand 11, second stand 12, third stand 13, to heavy frame 1 on be equipped with two rope wheel carriers 6 and install diversion sheave 3 on rope wheel carrier 6, set up respectively between first stand 11 and second stand 12 and between second stand 12 and third stand 13, the central line of diversion sheave 3 and the central line mutually perpendicular to heavy frame 1, separate the installation space that forms the middle part and link up through to heavy frame 1 structure, set up diversion sheave 3 and form protective structure between stand and upper beam, and the atress on the diversion sheave 3 can be balanced distribute to heavy frame 1 on to reach the mesh of steady operation.

Specifically, in this embodiment, the first upright column 11 and the third upright column 13 of the counterweight frame 1 are respectively two "U" section steels in a structure of spatially sandwiching the second upright column 12, and the second upright column 12 is formed by opening two sides of the "H" section steel respectively opposite to the opening of the "U" section steel of the first upright column 11 and the opening of the "U" section steel of the third upright column 13.

In this embodiment, the lateral width of the first column 11, the second column 12, and the third column 13 is larger than the diameter of the diverting pulley 3, so that the diverting pulley 3 can be wrapped between the columns, thereby avoiding the disturbance of the diverting pulley 3 caused by external objects, and increasing the width of the columns to improve the strength of the counterweight device.

In this embodiment, the counterweight block 2 is a structure whose front-rear length is shorter than the left-right length, the counterweight block 2 is provided with raised mounting blocks at its front and rear ends, the mounting blocks are used in cooperation with the U-shaped steel openings on the first and third

vertical columns

11 and 13 and the H-shaped steel opening on the second vertical column 12, and the counterweight block 2 is configured to be a wide structure, which requires a corresponding fixing structure, and the wide vertical column effectively supports the counterweight block 2.

Further, the application of the embodiment includes that the upper end of the top of the counterweight frame 1 is provided with a guide wheel 30, a traction device 31, a rope hitch plate 32 and a steel wire rope 33 in winding transmission, the guide wheel 30 is vertically arranged with the return pulley 3, and the return pulleys 3 on two sides are vertically connected together by 90 degrees through the guide wheel 30.

In this embodiment, four right angle edges at upper and lower both ends of heavy frame 1 install the slip and lead boots 7, the slip lead boots 7 lower extreme be two or four hexagon bolts fixed, 2 tops of counterweight block be equipped with to heavy weight iron 21, to installing on first stand 11 and third stand 13 with adjustable heavy weight iron 21, to installing of 1 bottom of heavy frame be used for to whole buffer adjustment seat 8 to playing the safety cushioning effect to heavy frame 1, 3 tops of diversion sheave be equipped with the safety cover 9 of installing on rope wheel carrier 6.

Through the technical scheme, the counterweight block 2 of the elevator with double-row connection is of a structure which is short in front and back and long in left and right, the installation requirement of large transverse width and small depth of the elevator shaft can be met, the problems of insufficient counterweight device placing position and inconvenient installation caused by the shaft structure are effectively solved, the stability and safety of the counterweight device are improved, the overall structure is compact, the flexibility is high, and the transmission performance is good, so that the application and development of the elevator shaft with large load can be promoted.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. Elevator counterweight of biserial hookup, including counterweight frame and install counterweight block and diverting pulley on counterweight frame, its characterized in that: heavy frame include first stand, second stand, third stand and arrange the setting in proper order by preceding back interval, the upper end of first stand, second stand, third stand press from both sides through upper left roof beam and upper right roof beam and close fixed connection, the lower tip of first stand, second stand, third stand press from both sides fixed connection through lower left roof beam and lower right roof beam, upper left roof beam and upper right roof beam between transversely be provided with the rope wheel frame, the rope sheave transversely install on the rope wheel frame between upper left roof beam and upper right roof beam, just the rope sheave top be not higher than the plane height at the top of upper left roof beam, upper right roof beam, first stand, second stand, third stand, the central line of rope sheave and to the central line mutually perpendicular of heavy frame.

2. The double row coupled elevator counterweight of claim 1, wherein: the first stand and the third stand of the counterweight frame are respectively two U-shaped steel and are in a space clamping second stand structure, and the second stand is formed by oppositely arranging openings on two sides of the H-shaped steel towards the openings of the U-shaped steel of the first stand and the third stand.

3. The double row coupled elevator counterweight of claim 2, wherein: the left and right transverse widths of the first upright post, the second upright post and the third upright post are larger than the diameter of the diversion sheave.

4. The double row coupled elevator counterweight of claim 3, wherein: the rope pulley frame consists of two connecting plates with opposite structures, and the roller on the diversion pulley is transversely arranged on the two connecting plates.

5. The double row coupled elevator counterweight of claim 4, wherein: the counterweight block is a structure with the front and rear length shorter than the left and right length, the front and rear ends of the counterweight block are provided with raised mounting blocks, and the mounting blocks are matched with a U-shaped steel opening on the first stand column and the third stand column and an H-shaped steel opening on the second stand column for use.

6. The double row coupled elevator counterweight of claim 5, wherein: the counterweight frame is provided with two rope wheel frames and a diversion rope wheel arranged on the rope wheel frame, and the diversion rope wheel is respectively arranged between the first stand column and the second stand column and between the second stand column and the third stand column.

7. The double row coupled elevator counterweight of claim 6, wherein: the upper end of the top of the counterweight frame is provided with a guide wheel, a traction device, a rope hitch plate and a steel wire rope in winding transmission, wherein the guide wheel is matched with the diversion sheave to run, and the guide wheel is vertical to the diversion sheave.

8. The double row coupled elevator counterweight of claim 7, wherein: four right-angle edges at the upper end and the lower end of the counterweight frame are provided with sliding guide shoes, and the lower ends of the sliding guide shoes are fixed by two or four hexagon bolts.

9. The double row coupled elevator counterweight of claim 8, wherein: the counterweight iron is arranged above the counterweight block and is adjustably mounted on the first upright post and the third upright post.

10. The double row coupled elevator counterweight of claim 9, wherein: the installation of counterweight frame bottom be used for to whole counterweight frame play the buffering adjustment seat of safe cushioning effect, diversion sheave top be equipped with the safety cover of installing on the rope sheave frame.