CN209922692U

CN209922692U - Counterweight mechanism for elevator car

Info

Publication number: CN209922692U
Application number: CN201920796829.5U
Authority: CN
Inventors: 陈侠; 许绮文; 谭志平
Original assignee: Guangzhou West Elevator Co Ltd
Current assignee: Guangzhou West Elevator Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-01-10
Anticipated expiration: 2029-05-30

Abstract

The utility model belongs to the technical field of the elevator car technique and specifically relates to a counter weight mechanism for elevator car, including the counterweight frame, the side of two symmetries all installs the counterweight block clamp plate on the counterweight frame, all be connected with the counterweight frame through a plurality of first fixed establishment to the both ends of counterweight block clamp plate, be equipped with a plurality of counterweight blocks of arranging in proper order below the bottom of counterweight block clamp plate, contact the bottom surface of counterweight block clamp plate and the top to the counterweight block, connect through positioning mechanism between counterweight block clamp plate and a plurality of counterweight blocks. The utility model discloses a with holistic to the pouring weight replace into the less to the pouring weight of a plurality of volumes, and the less to the pouring weight of a plurality of volumes can be according to the elevator core fixed load capacity increase or reduce to the pouring weight, a plurality of to the pouring weight through connecting fixedly to pouring weight clamp plate and first fixed establishment, increased the stability of placing the pouring weight, the less transport of staff of still being convenient for to the pouring weight of a plurality of volumes has improved the convenience of operation moreover.

Description

Counterweight mechanism for elevator car

Technical Field

The utility model relates to an elevator car technical field especially relates to a counter weight mechanism for elevator car.

Background

The elevator car is in the in-process of using, need through the balance that keeps the car to the pouring weight, and current car can't be according to the elevator nuclear basis weight increase or reduce to the pouring weight, consequently still need the pouring weight of customized specific weight to every kind of elevator, and whole weight to the pouring weight is heavier moreover, and inconvenient staff's transport has reduced the efficiency of work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a counterweight mechanism for an elevator car.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the counterweight mechanism for the elevator car comprises a counterweight frame, counterweight block pressing plates are arranged on two symmetrical side surfaces of the counterweight frame, two ends of the counterweight block pressing plates are connected with the counterweight frame through a plurality of first fixing mechanisms, a plurality of counterweight blocks which are sequentially stacked are arranged below the bottom of the counterweight block pressing plates, the bottom surfaces of the counterweight block pressing plates are in contact with the top of the counterweight blocks, the counterweight block pressing plates and the counterweight blocks are connected through a positioning mechanism, the top of the counterweight frame is connected with a rigid guide shoe through a third fixing mechanism, a guide rail lubricating oil box is arranged at the top of the rigid guide shoe, the top end of the counterweight frame is connected with a second compensation support through a second fixing mechanism, the second compensation support is positioned in the counterweight frame, the bottom end of the counterweight frame is connected with a first compensation support through a plurality of fourth fixing mechanisms, and the first compensation support is positioned in the counterweight frame, the bottom of the counterweight frame is connected with a buffer cushion block through a plurality of fifth fixing mechanisms.

Preferably, first fixed establishment includes the fourth bolt, the one end of fourth bolt runs through the lateral wall to heavily putting up and to the pouring weight clamp plate in proper order, T type guide rail clamp plate has been cup jointed to the other end of fourth bolt, two symmetrical sides of T type guide rail clamp plate respectively with the side of heavily putting up and the nut contact of fourth bolt, the fifth spring washer has been cup jointed to the one end of fourth bolt, the one end threaded connection of fourth bolt has the fourth nut, the side of fourth nut and the side contact of fifth spring washer, the another side of fifth spring washer and the side contact of pouring weight clamp plate.

Preferably, positioning mechanism includes two double-screw bolts, two the double-screw bolt is located the top of counterpoise clamp plate and the below to the pouring weight respectively, two the double-screw bolt all welds on the counterpoise frame, two the clamp plate has been cup jointed between the double-screw bolt, the side of clamp plate respectively with counterpoise clamp plate and a plurality of side contact to the pouring weight, two threaded connection has the screwed pipe on the double-screw bolt, the tip of two screwed pipes respectively with the side contact of clamp plate.

Preferably, the second fixed establishment includes the third bolt, the one end of third bolt runs through the lateral wall of counterweight housing and second compensation support in proper order and extends to one side of second compensation support, one of third bolt is served and has been cup jointed second side taper washer and fourth spring washer respectively, the side of second side taper washer and the side contact of second compensation support, the side of fourth spring washer and the another side contact of second side taper washer, the one end threaded connection of third bolt has the third nut, the side of third nut and the another side contact of fourth spring washer.

Preferably, the third fixing mechanism comprises a second bolt, one end of the second bolt is sequentially installed in the inner walls of the rigid guide shoe and the counterweight housing in a penetrating mode, the second bolt is respectively in threaded connection with the inner walls of the rigid guide shoe and the counterweight housing, a third spring washer and a first washer are sequentially sleeved on the second bolt from top to bottom, and the bottom of the first washer is in contact with the top of the rigid guide shoe.

Preferably, fourth fixed establishment includes first bolt, first bolt runs through counterweight housing and first compensation support in proper order and extends to one side of first compensation support, first spring washer and first party's bevel washer have been cup jointed to the one end of first bolt, the side of first party's bevel washer contacts with the side of first compensation support, the side of first spring washer contacts with the another side of first party's bevel washer, the one end threaded connection of first bolt has first nut, the side of first nut contacts with the another side of first spring washer.

Preferably, the bottom of the first compensation support is provided with a U-shaped bolt in a penetrating mode, two ends of the U-shaped bolt are respectively in threaded connection with second nuts, two ends of the U-shaped bolt are respectively sleeved with a second spring washer, the bottoms of the two second nuts are in contact with the upper surface of the two second spring washers, and the bottoms of the two second spring washers are in contact with the upper surface of the first compensation support.

Preferably, the fifth fixing mechanism comprises a fifth bolt, one end of the fifth bolt is in threaded connection with the inner walls of the buffer cushion block and the counterweight housing, the fifth bolt is sleeved with a second gasket and a sixth spring gasket, the top of the second gasket is in contact with the bottom of the buffer cushion block, the bottom of the second gasket is in contact with the top of the sixth spring gasket, and the bottom of the sixth spring gasket is in contact with a nut of the fifth bolt.

The utility model provides a pair of counter weight mechanism for elevator car, beneficial effect lies in: the utility model discloses a with holistic to the pouring weight replace into the less to the pouring weight of a plurality of volumes, and the less to the pouring weight of a plurality of volumes can be according to the elevator core fixed load capacity increase or reduce to the pouring weight, a plurality of to the pouring weight through connecting fixedly to pouring weight clamp plate and first fixed establishment, increased the stability of placing the pouring weight, the less transport of staff of still being convenient for to the pouring weight of a plurality of volumes has improved the convenience of operation moreover.

Drawings

Fig. 1 is a front view of a counterweight mechanism for an elevator car according to the present invention;

fig. 2 is a side view of a counterweight mechanism for an elevator car according to the present invention;

fig. 3 is a schematic view of a fourth fixing mechanism and a counterweight housing connecting structure of a counterweight mechanism for an elevator car according to the present invention;

fig. 4 is an enlarged view of a counterweight mechanism for an elevator car at a position a;

fig. 5 is an enlarged view of a counterweight mechanism for an elevator car at a position B according to the present invention;

fig. 6 is an enlarged view of a counterweight mechanism for an elevator car at a position C according to the present invention;

fig. 7 is an enlarged view of a counterweight mechanism for an elevator car at position D according to the present invention;

fig. 8 is a schematic structural view of a positioning mechanism of a counterweight mechanism for an elevator car according to the present invention.

In the figure: the counterweight device comprises a counterweight frame 1, a first bolt 2, a first nut 3, a first spring washer 4, a first square inclined washer 5, a first compensation bracket 6, a U-shaped bolt 7, a second nut 8, a second spring washer 9, a second bolt 10, a first washer 11, a third spring washer 12, a third bolt 13, a third nut 14, a fourth spring washer 15, a second square inclined washer 16, a T-shaped guide rail pressing plate 17, a fourth bolt 18, a fourth nut 19, a fifth spring washer 20, a counterweight pressing plate 21, a counterweight 22, a fifth bolt 23, a second washer 24, a sixth spring washer 25, a buffer cushion block 26, a guide rail lubricating oil box 27, a rigid guide shoe 28, a pressing plate 29, a stud 30, a screwed pipe 31 and a second compensation bracket 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-8, a counterweight mechanism for an elevator car comprises a counterweight frame 1, counterweight pressing plates 21 are respectively installed on two symmetrical side surfaces of the counterweight frame 1, two ends of each counterweight pressing plate 21 are respectively connected with the counterweight frame 1 through a plurality of first fixing mechanisms, each first fixing mechanism comprises a fourth bolt 18, one end of each fourth bolt 18 sequentially penetrates through the side walls of the counterweight frame 1 and the counterweight pressing plates 21, the other end of each fourth bolt 18 is sleeved with a T-shaped guide rail pressing plate 17, the two symmetrical side surfaces of each T-shaped guide rail pressing plate 17 are respectively contacted with the side surface of the counterweight frame 1 and a nut of the fourth bolt 18, one end of each fourth bolt 18 is sleeved with a fifth spring washer 20, one end of each fourth bolt 18 is connected with a fourth nut 19 in a threaded manner, the side surface of each fourth nut 19 is contacted with the side surface of the corresponding fifth spring washer 20, the side surface of each fifth spring washer 20 is contacted with the side surface of each counterweight pressing plate 21, the fourth bolt 18, the fourth nut 19, the fifth spring washer 20 and the T-shaped guide rail pressing plate 17 are arranged to increase the stability of the connection between the counterweight housing 1 and the counterweight pressing plate 21, so as to facilitate the separation between the counterweight housing 1 and the counterweight pressing plate 21.

Be equipped with a plurality of counterweight blocks 22 of range upon range of in proper order below counterweight block pressing plate 21, bottom surface to counterweight block pressing plate 21 and the top contact to counterweight block 22, through replacing counterweight block 22 with holistic counterweight block 22 into a plurality of small counterweight blocks 22, and a plurality of small counterweight blocks 22 can be according to elevator approval loading capacity increase or reduce counterweight block, it is fixed that a plurality of counterweight blocks 22 pass through counterweight block pressing plate 21 and first fixed establishment connection, the stability of placing counterweight blocks 22 has been increased, and the staff's transport is still convenient for to counterweight block 22 that a plurality of volumes are less, the convenience of operation has been improved.

The counterweight block pressing plate 21 is connected with the counterweight blocks 22 through the positioning mechanism, the positioning mechanism comprises two studs 30, the two studs 30 are respectively located above the counterweight block pressing plate 21 and below the counterweight blocks 22, the two studs 30 are all welded on the counterweight block 1, the pressing plate 29 is sleeved between the two studs 30, the side faces of the pressing plate 29 are respectively contacted with the counterweight block pressing plate 21 and the side faces of the counterweight blocks 22, the two studs 30 are in threaded connection with the threaded pipes 31, the end portions of the two threaded pipes 31 are respectively contacted with the side faces of the pressing plate 29, the positioning mechanism rotates the threaded pipes 31 through rotating the threaded pipes 31, the threaded pipes 31 are in threaded rotation on the studs 30 and are used for pushing the pressing plate 29 to be contacted with the counterweight blocks 22, the contact stability of the pressing plate 29 and the counterweight blocks 22 is improved, the limiting effect on the counterweight blocks 22 is achieved, and the stability of the counterweight blocks 22 in a.

The top of the counterweight housing 1 is connected with a rigid guide shoe 28 through a third fixing mechanism, the third fixing mechanism comprises a second bolt 10, one end of the second bolt 10 sequentially penetrates through and is installed in the rigid guide shoe 28 and the inner wall of the counterweight housing 1, the second bolt 10 is respectively in threaded connection with the rigid guide shoe 28 and the inner wall of the counterweight housing 1, a third spring washer 12 and a first washer 11 are sequentially sleeved on the second bolt 10 from top to bottom, the bottom of the first washer 11 is in contact with the top of the rigid guide shoe 28, the second bolt 10, the first washer 11 and the third spring washer 12 are arranged, the connection stability between the rigid guide shoe 28 and the counterweight housing 1 is improved, when the rigid guide shoe 28 and the counterweight housing 1 are disassembled, only the second bolt 10 needs to be taken out, and the operation of workers is facilitated.

The top of the rigid guide shoe 28 is provided with a guide rail lubricating oil box 27, the guide rail lubricating oil box 27 stores lubricating oil, and in the rolling process of the rigid guide shoe 28, the lubricating oil rubs on the surface of the rigid guide shoe 28, so that the rigid guide shoe 28 is lubricated, and the service life of the rigid guide shoe 28 is prolonged.

The top end of the counterweight housing 1 is connected with a second compensating bracket 32 through a second fixing mechanism, the second compensating bracket 32 is located inside the counterweight housing 1, the second fixing mechanism comprises a third bolt 13, one end of the third bolt 13 sequentially penetrates through the sidewalls of the counterweight housing 1 and the second compensating bracket 32 and extends to one side of the second compensating bracket 32, one end of the third bolt 13 is respectively sleeved with a second square inclined washer 16 and a fourth spring washer 15, the side surface of the second square inclined washer 16 is contacted with the side surface of the second compensating bracket 32, the side surface of the fourth spring washer 15 is contacted with the other side surface of the second square inclined washer 16, one end of the third bolt 13 is in threaded connection with a third nut 14, the side surface of the third nut 14 is contacted with the other side surface of the fourth spring washer 15, the third bolt 13, the second compensating bracket 32, the second square inclined washer 16 and the fourth spring washer 15 are arranged, so that the connection stability between the counterweight housing 1 and the second compensating bracket 32 is increased, meanwhile, the counterweight housing 1 and the second compensation bracket 32 are convenient to disassemble, and the operation convenience is improved.

The bottom end of the counterweight frame 1 is connected with a first compensation bracket 6 through a plurality of fourth fixing mechanisms, the first compensation bracket 6 is positioned inside the counterweight frame 1, each fourth fixing mechanism comprises a first bolt 2, each first bolt 2 sequentially penetrates through the counterweight frame 1 and the corresponding first compensation bracket 6 and extends to one side of the corresponding first compensation bracket 6, one end of each first bolt 2 is sleeved with a first spring washer 4 and a first square bevel washer 5, the side surface of each first square bevel washer 5 is in contact with the side surface of the corresponding first compensation bracket 6, the side surface of each first spring washer 4 is in contact with the other side surface of the corresponding first square bevel washer 5, one end of each first bolt 2 is in threaded connection with a first nut 3, the side surface of each first nut 3 is in contact with the other side surface of the corresponding first spring washer 4, the arrangement of the first bolt 2, the first nut 3, the corresponding first spring washer 4 and the corresponding first square bevel washer 5 facilitates connection between the counterweight frame 1 and the corresponding first compensation bracket 6, and through rotating first nut 3, can take out first bolt 2 from counterweight housing 1 and first compensation support 6, the dismantlement between counterweight housing 1 and the first compensation support 6 has been made things convenient for, the convenience of operation has been increased, the bottom of first compensation support 6 runs through and is equipped with U type bolt 7, threaded connection has second nut 8 respectively at the both ends of U type bolt 7, second spring washer 9 has been cup jointed respectively at the both ends of U type bolt 7, the bottom of two second nuts 8 all with the upper surface contact of two second spring washers 9, the bottom of two second spring washers 9 all with the upper surface contact of first compensation support 6, the setting of second nut 8 has increased the stability of interception between U type bolt 7 and the first compensation support 6, the setting of U type bolt 7, be convenient for hang the object.

The bottom of the counterweight housing 1 is connected with a cushion block 26 through a plurality of fifth fixing mechanisms, the fifth fixing mechanisms comprise fifth bolts 23, one end of each fifth bolt 23 is in threaded connection with the inner walls of the cushion block 26 and the counterweight housing 1, the fifth bolts 23 are sleeved with second washers 24 and sixth spring washers 25, the tops of the second washers 24 are in contact with the bottoms of the cushion blocks 26, the bottoms of the second washers 24 are in contact with the tops of the sixth spring washers 25, the bottoms of the sixth spring washers 25 are in contact with nuts of the fifth bolts 23, the second washers 24 and the sixth spring washers 25 are arranged, the stability of connection between the cushion blocks 26 and the counterweight housing 1 is improved, and meanwhile, the cushion blocks 26 protect the counterweight housing from left to right.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The counterweight mechanism for the elevator car comprises a counterweight frame (1) and is characterized in that counterweight blocks pressing plates (21) are installed on two symmetrical side faces of the counterweight frame (1), two ends of each counterweight block pressing plate (21) are connected with the counterweight frame (1) through a plurality of first fixing mechanisms, a plurality of counterweight blocks (22) which are sequentially stacked are arranged below the bottom of each counterweight block pressing plate (21), the bottom faces of the counterweight blocks pressing plates (21) are in contact with the tops of the counterweight blocks (22), the counterweight blocks pressing plates (21) are connected with the counterweight blocks (22) through positioning mechanisms, the top of the counterweight frame (1) is connected with a rigid guide shoe (28) through a third fixing mechanism, a guide rail lubricating oil box (27) is installed at the top of the rigid guide shoe (28), and the top of the counterweight frame (1) is connected with a second compensation support (32) through a second fixing mechanism, the second compensation support (32) is located the inside of counterweight frame (1), the bottom of counterweight frame (1) is connected with first compensation support (6) through a plurality of fourth fixed establishment, and first compensation support (6) are located the inside of counterweight frame (1), the bottom of counterweight frame (1) is connected with cushion block (26) through a plurality of fifth fixed establishment.

2. The counterweight mechanism for an elevator car of claim 1, wherein said first fixing mechanism includes a fourth bolt (18), one end of the fourth bolt (18) penetrates through the side walls of the counterweight frame (1) and the counterweight pressing plate (21) in sequence, the other end of the fourth bolt (18) is sleeved with a T-shaped guide rail pressing plate (17), two symmetrical side surfaces of the T-shaped guide rail pressing plate (17) are respectively contacted with the side surface of the counterweight housing (1) and the nut of the fourth bolt (18), one end of the fourth bolt (18) is sleeved with a fifth spring washer (20), one end of the fourth bolt (18) is connected with a fourth nut (19) in a threaded manner, the side of the fourth nut (19) is in contact with the side of a fifth spring washer (20), the other side surface of the fifth spring washer (20) is in contact with the side surface of the counterweight pressing plate (21).

3. The counterweight mechanism for the elevator car according to claim 1, characterized in that the positioning mechanism comprises two studs (30), the two studs (30) are respectively located above the counterweight block pressing plate (21) and below the counterweight block (22), the two studs (30) are welded on the counterweight frame (1), a pressing plate (29) is sleeved between the two studs (30), the side surface of the pressing plate (29) is respectively contacted with the counterweight block pressing plate (21) and the side surfaces of the counterweight blocks (22), screw pipes (31) are in threaded connection with the two studs (30), and the end parts of the two screw pipes (31) are respectively contacted with the side surfaces of the pressing plate (29).

4. The counterweight mechanism for the elevator car according to claim 1, wherein the second fixing mechanism comprises a third bolt (13), one end of the third bolt (13) sequentially penetrates through the side walls of the counterweight housing (1) and the second compensating bracket (32) and extends to one side of the second compensating bracket (32), one end of the third bolt (13) is sleeved with a second square washer (16) and a fourth spring washer (15), the side surface of the second square washer (16) is in contact with the side surface of the second compensating bracket (32), the side surface of the fourth spring washer (15) is in contact with the other side surface of the second square washer (16), one end of the third bolt (13) is in threaded connection with a third nut (14), and the side surface of the third nut (14) is in contact with the other side surface of the fourth spring washer (15).

5. The counterweight mechanism for the elevator car according to claim 1, characterized in that the third fixing mechanism comprises a second bolt (10), one end of the second bolt (10) is sequentially installed in the inner walls of the rigid guide shoe (28) and the counterweight housing (1) in a penetrating manner, the second bolt (10) is respectively in threaded connection with the inner walls of the rigid guide shoe (28) and the counterweight housing (1), a third spring washer (12) and a first washer (11) are sequentially sleeved on the second bolt (10) from top to bottom, and the bottom of the first washer (11) is in contact with the top of the rigid guide shoe (28).

6. The counterweight mechanism for the elevator car according to claim 1, wherein the fourth fixing mechanism comprises a first bolt (2), the first bolt (2) sequentially penetrates through the counterweight housing (1) and the first compensation bracket (6) and extends to one side of the first compensation bracket (6), a first spring washer (4) and a first square washer (5) are sleeved at one end of the first bolt (2), the side surface of the first square washer (5) is in contact with the side surface of the first compensation bracket (6), the side surface of the first spring washer (4) is in contact with the other side surface of the first square washer (5), a first nut (3) is connected to one end of the first bolt (2) in a threaded manner, and the side surface of the first nut (3) is in contact with the other side surface of the first spring washer (4).

7. The counterweight mechanism for the elevator car according to claim 6, characterized in that a U-shaped bolt (7) penetrates through the bottom of the first compensation support (6), two ends of the U-shaped bolt (7) are respectively in threaded connection with second nuts (8), two ends of the U-shaped bolt (7) are respectively sleeved with second spring washers (9), the bottoms of the two second nuts (8) are both in contact with the upper surfaces of the two second spring washers (9), and the bottoms of the two second spring washers (9) are both in contact with the upper surface of the first compensation support (6).

8. The counterweight mechanism for the elevator car according to claim 1, characterized in that the fifth fixing mechanism comprises a fifth bolt (23), one end of the fifth bolt (23) is screwed into the cushion block (26) and the inner wall of the counterweight housing (1), a second washer (24) and a sixth spring washer (25) are sleeved on the fifth bolt (23), the top of the second washer (24) is in contact with the bottom of the cushion block (26), the bottom of the second washer (24) is in contact with the top of the sixth spring washer (25), and the bottom of the sixth spring washer (25) is in contact with the nut of the fifth bolt (23).