CN111285226A - Climbing type elevator counterweight block lifting device and elevator thereof - Google Patents

Abstract

A climbing-type elevator counterweight lifting device and its elevator relate to the technical field of elevators. The counterweight lifting device includes: a counterweight body that can move relative to the elevator shaft; a slide rail that is fixedly installed on the inner wall of the elevator shaft and guides the movement of the counterweight body; a fixed end is connected to the counterweight body. a driving device for climbing along the extension direction of the slide rail to drive the counterweight body to climb along the elevator shaft; and, Symmetrically arranged on the slide rail, one end is fixedly assembled with the slide rail, and the other end extends toward the inside of the slide rail, and is used to carry the counterweight body and the drive device. Support seat, the support The seat is provided with a plurality to form a virtual nut for the drive means to climb. The counterweight lifting device adopting the above technical solution has the advantages of stable climbing, low climbing noise, high safety, low cost and ingenious design.

Description

A climbing-type elevator counterweight lifting device and its elevator

technical field

The invention relates to the technical field of elevators, in particular to a climbing-type elevator counterweight lifting device and an elevator thereof.

Background technique

Elevators are vertical vehicles that carry people, and safe operation must be given top priority. In order to ensure the safe operation of the elevator, the prevention of danger must be fully considered in all aspects such as design, manufacture and installation, and special safety devices should be set up for various possible dangers.

In the prior art, there is a car climbing mechanism for an elevator, which can smoothly ascend or descend through the intermeshing between the screws. Although it can effectively avoid the occurrence of the elevator car "slipping" phenomenon, due to the complicated production process and high production requirements of the screw, the car climbing mechanism used for the elevator has high economic cost, difficulty in implementation, and takes up the elevator. Well space and other problems, therefore, without solving the above problems, a climbing-type elevator counterweight lifting device and its elevator came into being.

SUMMARY OF THE INVENTION

In view of the defects and deficiencies of the prior art, the first object of the present invention is to provide a climbing-type elevator counterweight lifting device, which is mainly used in elevators, and uses a virtual nut as a fulcrum when moving through a driving device, Climb or fall along the slide rail, thereby driving the counterweight of the elevator to rise or fall in the elevator shaft, thereby realizing the rise or fall of the elevator car, with stable climbing, low climbing noise, high safety, low cost, design Clever advantage.

In order to achieve the above purpose, the technical scheme adopted in the present invention is: a climbing-type elevator counterweight lifting device, applied to an elevator shaft, comprising: a counterweight body that can move relative to the elevator shaft; The slide rail on the inner wall of the elevator shaft and guiding the movement of the counterweight body; the fixed end is fixedly assembled with the counterweight body, and the moving end can rotate relative to the counterweight body a driving device for climbing along the extension direction of the slide rail to drive the counterweight body to climb along the elevator shaft; a support seat that is fixedly assembled on the rail and has the other end extending toward the inner side of the slide rail and is used to carry the counterweight body and the driving device, the support seat is provided with a plurality of virtual nuts for the driving Device climbing.

The driving device includes: an outer frame fixedly assembled with the counterweight block body; an outer rotor motor with a fixed shaft fixedly assembled with the outer frame, and the power output main body can rotate around the axis of the fixed shaft; A screw sleeve on the power output main body of the outer rotor motor and synchronously rotated with the power output main body and used to cooperate with the virtual nut to achieve climbing; and, arranged on one side of the screw sleeve and A brake assembly assembled with the screw sleeve and functioning as a brake when the outer rotor motor stops.

Both the start and end of the thread teeth on the screw sleeve are provided with meshing notches, and the meshing notches are used to increase the pitch at the start and end of the thread teeth, so as to facilitate the start and end of the thread teeth of the screw sleeve. The termination is matched with the support seat.

The inside of the screw sleeve is provided with a flat bearing seat, the flat bearing seat is fixedly assembled with the screw sleeve and can move synchronously with the screw sleeve, and a side of the flat bearing seat close to the brake assembly is provided. an extension shaft for assembling with the brake assembly.

The brake assembly includes: a bearing lubricating oil pot cover sleeved on the plane bearing seat and combined with the bearing seat to form an oil storage cavity for storing lubricating oil to lubricate the bearing; sleeved on the extension shaft a brake disc that can rotate synchronously with the extension shaft; brake pads arranged on the upper and lower sides of the brake disc and approaching the brake disc when the outer rotor motor stops; fixedly installed on the brake disc A brake pad on the brake block and located between the brake block and the brake disc, used to hold the brake disc tightly when the brake assembly is braked; one end passing through the brake block and the The bearing lubricating oil pot cover is fixedly assembled, and the other end is fixedly assembled with the outer frame, and is used to guide the movement of the brake block; and, sleeved on the guide shaft and located at the Elastic parts between the brake block and the bearing lubricating oil pot cover and between the outer frame and the brake block.

The counterweight body is provided with a mounting groove, which is used for accommodating the driving device; the counterweight body is provided with a mounting portion, and the mounting portion is used for assembling with the outer frame , and the outer frame and the mounting portion are fixed and assembled by tightening screws.

The sliding rail is provided with an electrode track for supplying power to the outer rotor motor, the outer frame is provided with an electrode head electrically connected to the outer rotor motor, and the electrode head is used for assembling with the electrode track to energize the outer rotor motor.

A follow-rail assembly is arranged between the counterweight body and the slide rail, and the follow-rail assembly is used to reduce the frictional force between the counterweight body and the slide rail and to lift the counterweight The stability of the body in the sliding process.

The following track assembly is a ball embedded on the body of the counterweight block; or, a roller fixedly installed on the body of the counterweight block through a roller; or, fixedly installed on the counterweight block through a roller Bearings on the body.

After adopting the above-mentioned technical scheme, the beneficial effects of the present invention are:

1. By setting the virtual nut and the screw sleeve, when the driving device is running, the driving screw sleeve climbs or falls along the virtual nut, so as to realize the rise or fall of the elevator counterweight, so as to realize the rise or fall of the elevator car. When the elevator or counterweight lifting device fails and loses power, the thread on the screw sleeve and the virtual nut are self-locking. At the same time, under the pulling force of the elevator car, the thread on the screw sleeve is close to the virtual nut, so as to effectively The phenomenon of "slipping" in the elevator car is avoided, so that the climbing elevator counterweight lifting device has the advantages of stable climbing and high safety factor, thereby improving the performance of the elevator using the lifting device.

2. By setting the track assembly between the weight body and the slide rail, the sliding friction force between the weight body and the slide rail is converted into rolling friction, which reduces the friction between the weight body and the slide rail. The friction between the contact surfaces; at the same time, when the counterweight lifting device is running, through the limitation of the track assembly, the relative shaking of the counterweight body and the slide rail due to excessive speed is avoided, and the counterweight block is guaranteed. The stability of the main body during operation reduces the noise when the counterweight body is in operation, so that the counterweight block lifting device has the advantages of good stability and low climbing noise.

3. By setting the meshing notch at the beginning and the end of the thread teeth on the screw sleeve to increase the pitch of the thread teeth at the beginning and the end, the screw sleeve is just too smooth when it is matched with the next support seat, avoiding the need for When the screw sleeve is just matched with the next support seat, the problem of harsh noise occurs due to the rigid collision between the thread teeth and the support seat, which further reduces the noise and vibration of the counterweight when climbing.

4. Through the cooperation of the electrode track arranged on the slide rail and the electrode head on the outer frame, the outer rotor motor can keep in contact with the motor track at any time when it follows the movement of the counterweight, thereby facilitating the power supply of the outer rotor motor.

5. By setting the brake components, the brake pads can tightly hug the brake disc when the driving device stops moving. Since the brake disc is fixedly assembled with the extension shaft, and the extension shaft is fixedly assembled with the screw sleeve, the brake pads can tightly hug the brake disc when the brake pads are fixedly assembled. , which can effectively prevent the movement of the screw sleeve, not only avoid the safety factor when accidents occur, but also further ensure the stability of the counterweight lifting device during operation and stop.

Aiming at the defects and deficiencies of the prior art, the second object of the present invention is to provide an elevator with the advantages of stable operation, low operation noise, high safety, low cost and clever design.

In order to achieve the above object, the technical scheme adopted in the present invention is: an elevator, comprising: an elevator shaft; an elevator car that is arranged in the elevator shaft and can slide along the elevator shaft; the elevator counterweight lifting device as described above , the elevator counterweight lifting device is used for climbing along the elevator shaft to drive the elevator car to move along the elevator shaft; The other end is fixedly assembled with the counterweight lifting device, and is used to realize that the counterweight lifting device drives the elevator car to move.

After the above technical solution is adopted, the beneficial effects of the present invention are: by adopting the climbing-type elevator counterweight lifting device, the counterweight lifting device can pull the elevator car to move through the pulley mechanism when it is running, so that the elevator car can move smoothly. The elevator has the advantages of high safety performance, low elevator running noise and low elevator construction cost.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the overall structure schematic diagram of this embodiment;

Fig. 2 is the sectional view corresponding to Fig. 1 after the elevator shaft is cut open;

Fig. 3 is the top view corresponding to Fig. 1;

Fig. 4 is the partial structure schematic diagram of the counterweight block lifting device in the present embodiment;

Fig. 5 corresponds to the partial structure schematic diagram after cutting line A-A in Fig. 3;

6 is a schematic structural diagram of a counterweight body and a driving device in this embodiment;

7 is a schematic diagram of the overall structure of the driving device in this embodiment;

Fig. 8 is the top view corresponding to Fig. 7;

FIG. 9 is a schematic view of the structure after cutting corresponding to the cutting line B-B in FIG. 8 .

Description of reference numerals: 1, elevator shaft; 2, elevator car; 3, pulley mechanism; 31, wire rope; 32, fixed pulley; 33, pulley seat; 4, counterweight body; 41, installation groove; 42, installation part; 5, slide rail; 51, reinforcing rib; 52, electrode track; 6, driving device; 61, outer frame; 62, outer rotor motor; 63, screw sleeve; 631, plane bearing seat; 632, connecting sleeve; 633, extension shaft; 64, brake assembly; 641, bearing lubricating oil pot cover; 642, brake disc; 643, brake block; 644, brake pad; 645, guide shaft; 646, elastic part; 65, electrode head; 661 , Track assembly; 661, Track bearing; 662, Roller; 7, Virtual nut; 71, Support seat.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as needed after reading this specification, but as long as the rights of the present invention are used All claims are protected by patent law.

This embodiment relates to an elevator, as shown in FIGS. 1-9 , including: an elevator shaft 1 , an elevator car 2 , a counterweight lifting device, and a pulley mechanism 3 .

As shown in Figures 1 and 2, the elevator shaft 1 is used to install an elevator and a counterweight lifting device. The elevator car 2 is arranged in the elevator shaft 1 and can slide along the elevator shaft 1 so as to realize the lifting and lowering of the elevator car 2 . The elevator counterweight lifting device is arranged on one side of the elevator car 2 . The elevator counterweight lifting device is used for climbing along the elevator shaft 1 , thereby driving the elevator car 2 to move along the elevator shaft 1 . The pulley mechanism 3 is arranged at the top of the elevator shaft 1, one end of the pulley mechanism 3 is fixedly assembled with the elevator car 2, and the other end is fixedly assembled with the counterweight lifting device. The pulley mechanism 3 is used to realize that the counterweight lifting device drives the elevator car 2 to move.

Further, as shown in FIGS. 1 and 2 , the pulley mechanism 3 includes a wire rope 31 , a fixed pulley 32 and a pulley seat 33 . The pulley seat 33 is fixedly installed on the top of the elevator shaft 1, and there are two pulley seats 33, one is located directly above the elevator car 2, and the other is located directly above the counterweight lifting device. There are two fixed pulleys 32 , and the fixed pulleys 32 are correspondingly installed on the pulley base 33 . One end of the wire rope 31 is fixedly assembled with the elevator car 2 , and the other end is fixedly assembled with the counterweight lifting device through two fixed pulleys 32 .

Further, as shown in FIGS. 1-9 , the counterweight lifting device includes: a counterweight body 4 , a slide rail 5 , a driving device 6 and a support base 71 . The counterweight body 4 is movable relative to the elevator shaft 1 . The slide rail 5 is fixedly installed on the inner wall of the elevator shaft 1 , and when the counterweight body 4 moves, the slide rail 5 guides the movement of the counterweight body 4 . The fixed end of the driving device 6 is fixedly assembled with the counterweight body 4 , and the moving end of the driving device 6 can rotate relative to the counterweight body 4 . The driving device 6 is used for climbing along the extending direction of the slide rail 5 , thereby driving the counterweight body 4 to climb along the elevator shaft 1 . The support base 71 is symmetrically arranged on the slide rail 5 . One end of the support base 71 is fixedly assembled with the slide rail 5 , and the other end extends toward the inner side of the slide rail 5 . The support base 71 is used to carry the counterweight body 4 and the driving device 6 . Specifically, a plurality of support bases 71 are provided, thereby forming a virtual nut 7 for the driving device 6 to climb.

Preferably, as shown in FIG. 3 , the sliding rail 5 is a steel rail fixedly installed on the inner wall of the elevator shaft 1 . The support base 71 is fixedly assembled with the rail, and two groups of supports are arranged on the rail in a symmetrical manner. A reinforcing rib 51 is provided between the end face of the rail for installing the support seat 71 and the fixed end face of the rail, so as to improve the bearing capacity and bearing strength of the rail.

Further, as shown in Figure 3-9. The driving device 6 includes: an outer frame 61 , an outer rotor motor 62 , a screw sleeve 63 and a brake assembly 64 . The outer frame 61 is fixedly assembled with the counterweight body 4 by fastening screws. The fixed shaft of the outer rotor motor 62 is fixedly assembled with the upper end of the outer frame 61 through the external thread, and the power output main body of the outer rotor motor 62 can rotate around the axis of the fixed shaft. The screw sleeve 63 is sleeved on the power output main body on the outer rotor motor 62, the screw sleeve 63 can rotate synchronously with the power output main body, and the screw sleeve 63 is used to cooperate with the virtual nut 7, so that the screw sleeve 63 rotates along the virtual nut 7. Movement, so that the screw sleeve 63 , the driving device 6 and the counterweight body 4 climb along the virtual nut 7 . The brake assembly 64 is disposed on one side of the screw sleeve 63 and assembled with the screw sleeve 63 . When the outer rotor motor 62 stops, the brake assembly 64 acts as a brake for the rotation of the outer rotor motor 62 and the screw sleeve 63 .

Preferably, the screw sleeve 63 is integrally formed with the power output body of the outer rotor motor 63 . In other embodiments, the assembly manner between the screw sleeve 63 and the power output main body of the outer rotor motor 63 may also be snap-fit, welding or the like.

Preferably, in order to avoid the problem of harsh noise caused by the rigid collision between the thread teeth and the support seat 71 when the screw sleeve 63 is just mated with the next support seat 71 , the starting and end points of the thread teeth on the screw sleeve 63 Both are provided with meshing notches. The meshing notch is used to increase the pitch at the beginning and the end of the thread teeth, so that the screw sleeve 63 has a smooth transition when it just cooperates with the next support seat 71 , and the meshing notch is filed with a file.

Preferably, as shown in FIG. 4=9, a plane bearing seat 631 is provided inside the screw sleeve 63, the plane bearing seat 631 is fixedly assembled with the screw sleeve 63 and can move synchronously with the screw sleeve 63, and the plane bearing seat 631 is close to the brake An extension shaft 633 is provided on one side of the assembly 64 , and the extension shaft 633 is used for assembling with the brake assembly 64 . The plane bearing seat 631 is assembled with the power output main body of the outer rotor motor 62 through the connecting sleeve 632 , thereby ensuring the stability of the assembly of the plane bearing seat 631 .

Further, as shown in Figure 7-9. The brake assembly 64 includes: a bearing lubricating oil pot cover 641 , a brake disc 642 , a brake block 643 , a brake pad 644 , a guide shaft 645 and an elastic member 646 .

As shown in Figure 7-9. The bearing lubricating oil pot cover 641 is sleeved on the plane bearing seat 631 and combined with the bearing seat to form an oil storage cavity. The bearing lubricating oil pot cover 641 is used in combination with the plane bearing seat 631, and the bearing is installed on the bearing lubricating oil pot cover 641. and the plane bearing seat 631. The formed oil storage chamber is used to store lubricating oil, thereby lubricating the bearing. The brake disc 642 is sleeved on the extension shaft 633 , and the brake disc 642 can rotate synchronously with the extension shaft 633 . The brake blocks 643 are disposed on the upper and lower sides of the brake disc 642 . When the outer rotor motor 62 stops, the brake blocks 643 approach the brake disc 642 to drive the brake pads 644 to approach the brake disc 642 . The brake pad 644 is fixedly installed on the brake block 643 , and the brake pad 644 is located between the brake block 643 and the brake disc 642 . The brake pads 644 are used to hold the brake disc 642 tightly when the brake assembly 64 brakes, thereby braking the brake disc 642 . The guide shaft 645 passes through the brake block 643 , one end of the guide shaft 645 is fixedly assembled with the bearing lubricating oil pot cover 641 , and the other end is fixedly assembled with the outer frame 61 . The guide shaft 645 is used to guide the movement of the brake shoe 643 . The elastic member 646 is sleeved on the guide shaft 645 , and the elastic member 646 is located between the brake block 643 and the bearing lubricating oil pot cover 641 and between the outer frame 61 and the brake block 643 .

Preferably, as shown in Figures 7-9. The brake disc 642 is fixedly assembled with the extension shaft 633 . The bearing lubricating oil pot cover 641 is fixedly assembled with the outer frame 61 , thereby facilitating the installation of the brake assembly 64 . There are two groups of brake blocks 643 , which are distributed on both sides of the brake disc 642 . Two brake pads 644 are symmetrically arranged on each brake block 643 . Four guide shafts 645 are provided, and two elastic members 646 are respectively sleeved on the four guide shafts 645, one is located between the brake block 643 and the bearing lubricating oil pot cover 641, and the other is located between the outer frame 61 and the brake between blocks 643. The elastic member 646 is any one of a spring, an elastic block, and an elastic piece.

Preferably, as shown in Figures 7-9. The counterweight body 4 is provided with a mounting groove 41, which is used for accommodating the drive device 6; the counterweight body 4 is provided with a mounting portion 42, and the mounting portion 42 is used for assembling with the outer frame 61, and the outer frame 61 and the mounting portion 42 are fixed and assembled by tightening screws.

Preferably, as shown in Figures 7-9. In order to facilitate the energization of the outer rotor motor 62 during movement, the slide rail 5 is provided with an electrode track 52 for supplying power to the outer rotor motor 62, and the outer frame 61 is provided with an electrode head 65 that is electrically connected to the outer rotor motor 62. 65 is used to assemble with the electrode track 52 to energize the outer rotor motor 62 .

Preferably, as shown in Figures 7-9. In order to ensure the smooth operation of the counterweight body 4, improve the smoothness of the sliding of the counterweight body 4, and at the same time reduce the noise generated by the collision between the counterweight body 4 and the track during operation, when the counterweight body 4 and the sliding A follow-rail assembly 661 is provided between the rails 5 , and the follow-rail assembly 661 is used to reduce the frictional force between the counterweight body 4 and the slide rail 5 .

Specifically, as shown in Figure 7-9. The track assembly 661 is a ball embedded on the counterweight body 4; or, a roller fixedly installed on the counterweight body 4 through the roller 662; or, fixedly installed on the counterweight body 4 through the roller 662 The track bearing 661. Preferably, the track assembly 661 is a track bearing 661 fixedly mounted on the counterweight body 4 through the roller 662 . In addition, there are two sets of track bearings 661, and each set has four.

The working principle of this embodiment is roughly as follows: when the elevator is running, the outer rotor motor 62 drives the screw sleeve 63 to rotate, so that the screw sleeve 63 climbs along the support base 71, thereby driving the outer frame 61 installed on the screw sleeve 63. and the counterweight body 4 move synchronously with the screw sleeve 63 . Since the counterweight body 4 and the elevator car 2 are connected by a pulley assembly, the elevator car 2 rises when the counterweight body 4 climbs downward, and the elevator car 2 falls when it climbs upward. At the same time, both the counterweight body 4 and the car have a certain weight. When the counterweight body 4 rises, the gravity of the elevator car 2 can save energy output for the uplift of the counterweight body 4 . When falling, the gravity of the counterweight body 4 can save energy output for the falling of the counterweight body 4 . The elevator adopting the above technical solution has the advantages of stable elevator lifting, high elevator safety performance, low elevator running noise, low elevator construction cost, and low elevator energy consumption.

The above is only used to illustrate the technical solution of the present invention and not to limit it. Other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solution of the present invention, as long as they do not depart from the spirit and scope of the technical solution of the present invention, should be included in the within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a climbing formula elevator balancing weight hoisting device, applies to elevartor shaft (1), its characterized in that includes: a counterweight body (4) movable with respect to the elevator shaft (1);

the sliding rail (5) is fixedly arranged on the inner wall of the elevator shaft (1) and plays a role in guiding the movement of the counterweight body (4);

the fixed end of the driving device (6) is fixedly assembled with the counterweight body (4), the moving end of the driving device can rotate relative to the counterweight body (4), and the driving device is used for climbing along the extending direction of the sliding rail (5) to drive the counterweight body (4) to climb along the elevator shaft (1); and the number of the first and second groups,

the symmetry set up in on slide rail (5), one end with slide rail (5) fixed assembly, the other end to slide rail (5) inboard extend, be used for bearing balancing weight body (4) with supporting seat (71) of drive arrangement (6), supporting seat (71) are provided with a plurality ofly in order to form virtual nut (7) confession drive arrangement (6) climbing.

2. Climbing elevator counterweight hoisting device according to claim 1, characterized in that the driving device (6) comprises: an outer frame (61) fixedly assembled with the counterweight block body (4);

an outer rotor motor (62) which is fixedly assembled between the fixed shaft and the outer frame (61) and can rotate around the axis of the fixed shaft;

the screw sleeve (63) is sleeved on the power output main body on the outer rotor motor (62), can synchronously rotate along with the power output main body, and is used for being matched with the virtual nut (7) to realize climbing; and the number of the first and second groups,

and the brake component (64) is arranged on one side of the screw rod sleeve (63), is assembled with the screw rod sleeve (63) and plays a braking role when the outer rotor motor (62) stops.

3. The climbing elevator counterweight lifting device according to claim 2, wherein the screw sleeve (63) is provided with engagement notches at the start and end of the thread teeth for increasing the pitch of the start and end of the thread teeth so that the start and end of the thread teeth of the screw sleeve (63) are engaged with the support seat (71).

4. The climbing elevator counterweight lifting device according to claim 3, wherein a plane bearing seat (631) is disposed inside the screw sleeve (63), the plane bearing seat (631) is fixedly assembled with the screw sleeve (63) and can move synchronously with the screw sleeve (63), and an extension shaft (633) is disposed on one side of the plane bearing seat (631) near the brake component (64), and the extension shaft (633) is used for assembling with the brake component (64).

5. The climbing elevator counterweight lifting device according to claim 4, wherein the brake assembly (64) comprises:

the bearing lubricating oil pot cover (641) is sleeved on the plane bearing seat (631), is combined with the bearing seat to form an oil storage cavity and is used for storing lubricating oil to lubricate the bearing;

the brake disc (642) is sleeved on the extension shaft (633) and can synchronously rotate with the extension shaft (633); brake shoes (643) provided on both upper and lower sides of the brake disc (642) and approaching the brake disc (642) when the outer rotor motor (62) is stopped;

a brake pad (644) fixedly mounted to the brake block (643) and located between the brake block (643) and the brake disc (642) for embracing the brake disc (642) when the brake assembly (64) is braked;

a guide shaft (645) penetrating the brake pad (643), having one end fixedly fitted to the bearing lubricating oil can cover (641) and the other end fixedly fitted to the outer frame (61), for guiding the movement of the brake pad (643); and the number of the first and second groups,

and elastic elements (646) sleeved on the guide shaft (645) and positioned between the brake block (643) and the bearing lubricating oil can cover (641) and between the outer frame (61) and the brake block (643).

6. Climbing elevator counterweight lifting device according to claim 5, characterized in that the counterweight body (4) is provided with a mounting groove (41), said mounting groove (41) being intended for housing the driving device (6); be provided with installation department (42) on balancing weight body (4), installation department (42) be used for with frame (61) assembly, just frame (61) with pass through fastening screw fixed assembly between installation department (42).

7. The climbing elevator counterweight lifting device according to claim 6, wherein an electrode rail (52) for supplying power to the external rotor motor (62) is disposed on the slide rail (5), an electrode head (65) electrically connected to the external rotor motor (62) is disposed on the outer frame (61), and the electrode head (65) is used for being assembled with the electrode rail (52) to energize the external rotor motor (62).

8. The climbing elevator counterweight lifting device according to any one of claims 1-7, characterized in that a rail following assembly (661) is disposed between the counterweight body (4) and the slide rail (5), the rail following assembly (661) is used for reducing the friction force between the counterweight body (4) and the slide rail (5) and improving the smoothness of the counterweight body (4) during the sliding process.

9. The elevator counterweight lifting device of claim 8, wherein said tracking assembly (661) is a ball embedded on said counterweight body (4); or a roller fixedly arranged on the balancing weight body (4) through a rolling shaft (662); or a bearing fixedly arranged on the balancing weight body (4) through a rolling shaft (662).

10. An elevator, characterized by comprising: an elevator shaft (1);

an elevator car (2) disposed within an elevator hoistway (1) and slidable along the elevator hoistway (1);

the elevator counterweight hoisting device of claim 8, for climbing along an elevator hoistway (1) to move the elevator car (2) along the elevator hoistway (1); and the number of the first and second groups,

the pulley mechanism (3) is arranged at the top end and one end of the elevator shaft (1), is fixedly assembled with the elevator car (2), is fixedly assembled with the counterweight lifting device at the other end, and is used for realizing that the counterweight lifting device drives the elevator car (2) to move.

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