CN219322131U

CN219322131U - Direct-falling elevator kinetic energy recovery structure

Info

Publication number: CN219322131U
Application number: CN202320561536.5U
Authority: CN
Inventors: 朱晓倩; 刘艺; 叶玉婷; 王梓旭; 门霞; 赵鑫彤; 张立雪; 孙小雅; 瞿扬杨; 张文惠
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-07
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a kinetic energy recovery structure of a direct-falling elevator, which comprises a base, wherein one side of the upper surface of the base is fixed with two T-shaped guide rails, the top ends of the two T-shaped guide rails are connected with a movable seat in a sliding way, the movable seat is characterized in that a direct-current generator is fixed on the upper surface of the movable seat, a CVT gearbox matched with the direct-current generator is fixed at the top end of the direct-current generator, and a platen is fixedly connected with an input shaft of the CVT gearbox. The utility model is provided with a movable seat, a direct current generator, a CVT gearbox, a pressure plate, a flywheel, a hydraulic telescopic rod and a storage battery, wherein the flywheel is fixedly connected with a main shaft of an elevator motor through a shaft sleeve, so that the flywheel can be driven to rotate when the main shaft of the motor rotates, the movable seat can be pushed to move towards the flywheel side through the hydraulic telescopic rod at the moment, the pressure plate is pressed on the surface of the flywheel, the CVT gearbox connected with the pressure plate is driven to rotate by friction, and the CVT gearbox transmits power to the direct current generator to generate electricity.

Description

Direct-falling elevator kinetic energy recovery structure

Technical Field

The utility model relates to the technical field of elevator kinetic energy recovery, in particular to a direct-falling elevator kinetic energy recovery structure.

Background

An elevator refers to a permanent transport device serving a number of specific floors within a building with its car running in at least two columns of rigid rails running perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line.

The elevator goes up and down to pass through the motor drive of roof completely, but the elevator is in the in-process of going down, and the kinetic energy that descends and produce can not be recycled, has the wasting of resources to the elevator descends under the state of weighing, realizes the speed reduction by the motor completely. In the process, the motor is required to bear a large burden, and the deceleration is possibly unstable, so that the utility model provides an energy recovery structure capable of recovering the descending kinetic energy of the elevator.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a direct-falling elevator kinetic energy recovery structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a structure is retrieved to elevator kinetic energy that directly falls, includes the base, base upper surface one side is fixed with two T type guide rails, two the common sliding connection in T type guide rail top has the movable seat, it has direct current generator to remove seat upper surface fixation, direct current generator's top is fixed with the CVT gearbox that matches with direct current generator, CVT gearbox input shaft fixedly connected with pressure disk, with the pressure disk matched be equipped with the flywheel, one side that the pressure disk was kept away from to the flywheel is fixed with the driving shaft, base upper surface is close to T type guide rail department and is fixed with the fixed plate, and fixed plate surface fixation has the hydraulic telescoping rod that the drive moved the seat, base upper surface fixation has the battery.

Further, the driving wheel is fixed on the surface of the output shaft of the CVT gearbox, the driven wheel is fixed on the surface of the input shaft of the direct-current generator, and the driving wheel and the driven wheel are jointly sleeved with the driving belt, so that the CVT gearbox can drive the direct-current generator to rotate through the transmission of the driving belt.

Further, one end of the driving shaft far away from the flywheel is fixedly connected with a shaft sleeve connected with a motor main shaft of the elevator, so that the main shaft of the elevator motor can drive the driving shaft and the flywheel to synchronously rotate.

Further, the movable seat upper surface and be close to the one end of hydraulic telescoping rod and be fixed with the riser, hydraulic telescoping rod's flexible end and riser fixed connection. After the movable seat is driven to move by the hydraulic telescopic rod, the pressure plate can be attached to the flywheel, and the flywheel can drive the pressure plate to rotate by friction force.

Further, the T-shaped grooves are formed in the lower surface of the movable seat, which is close to the two T-shaped guide rails, and the movable seat is in sliding connection with the T-shaped guide rails through the T-shaped grooves, the ball grooves are formed in the two sides of the inner top wall of the T-shaped grooves, balls are rotatably connected in the ball grooves, and the bottom ends of the balls are in rolling connection with the upper surfaces of the T-shaped guide rails. Friction between the movable seat and the T-shaped guide rail can be reduced through the balls

Further, the storage battery is electrically connected with the direct-current generator. So that the electric energy generated by the direct current generator is stored in the storage battery.

Further, the side of the base is provided with a mounting hole for mounting the base.

The utility model has the beneficial effects that:

when the utility model is used, the flywheel is fixedly connected with the main shaft of the elevator motor through the shaft sleeve by arranging the movable seat, the direct-current generator, the CVT gearbox, the pressure plate, the flywheel, the hydraulic telescopic rod and the storage battery, so that the flywheel can be driven to rotate when the main shaft of the motor rotates, the movable seat can be pushed to move towards the flywheel side through the hydraulic telescopic rod at the moment, the pressure plate is pressed on the surface of the flywheel, the CVT gearbox connected with the pressure plate is driven to rotate by friction, and then the CVT gearbox transmits power to the direct-current generator to generate electricity.

This structure establishes ties direct current generator electricity generation and stores the electric energy in the battery through CVT gearbox, and the constant speed of elevator main shaft rotates and provides the moment of torsion for the energy recuperation, and this energy recuperation structure provides the resistance for the elevator simultaneously, makes originally reach the balanced uniform motion of car atress of speed requirement, has alleviateed the burden of motor, has retrieved the energy that originally was consumed by the motor, realizes double energy recuperation. In addition, the general elevator energy recovery system has a certain influence on the working safety of the elevator, and the structure does not need to make hands and feet on the electric control of the elevator, but only provides resistance for the elevator by replacing a motor at a specific time through the device and simultaneously generates electricity, so the device has extremely high safety compared with the general elevator energy recovery system.

Drawings

FIG. 1 is an overall schematic of the present utility model;

FIG. 2 is a perspective view of a base and a movable base according to the present utility model;

fig. 3 is an enlarged view at a in fig. 1.

Legend description:

1. a base; 2. a T-shaped guide rail; 3. a movable seat; 4. a direct current generator; 5. CVT gearbox; 6. a driving wheel; 7. driven wheel; 8. a transmission belt; 9. a pressure plate; 10. a flywheel; 11. a driving shaft; 12. a shaft sleeve; 13. a riser; 14. fixing a plate; 15. a hydraulic telescopic rod; 16. a spherical groove; 17. a ball; 18. and a storage battery.

Detailed Description

As shown in fig. 1-3, the kinetic energy recovery structure of the direct-falling elevator comprises a base 1, two T-shaped guide rails 2 are fixed on one side of the upper surface of the base 1, the top ends of the two T-shaped guide rails 2 are connected with a movable seat 3 in a sliding mode, a direct-current generator 4 is fixed on the upper surface of the movable seat 3, a CVT gearbox 5 matched with the direct-current generator 4 is fixed on the top end of the direct-current generator 4, a pressure plate 9 is fixedly connected with an input shaft of the CVT gearbox 5, a flywheel 10 matched with the pressure plate 9 is arranged, a driving shaft 11 is fixed on one side, far away from the pressure plate 9, of the flywheel 10, a fixing plate 14 is fixed on the upper surface of the base 1, a hydraulic telescopic rod 15 for driving the movable seat 3 to move is fixed on the surface of the fixing plate 14, and a storage battery 18 is fixed on the upper surface of the base 1. The battery 18 is electrically connected to the dc generator 4. The side of the base 1 is provided with a mounting hole for mounting the base 1. The elevator is characterized in that a singlechip is also arranged in the elevator, the singlechip is connected with a circuit system of the elevator, and the singlechip can select to start the structure to work when the elevator is in a descending state.

The CVT gearbox 5 is used in this embodiment because the CVT transmission can achieve a continuously variable transmission over a relatively wide range, an optimal match of the drive train to the engine operating conditions can be achieved, and the speed of the machine is adapted to the speed of the machine when braking by means of stepless speed regulation of the transmission. Second, CVT systems are simple in construction, with a significantly smaller number of parts than ATs, and once mass production is started, CVT costs will be smaller than ATs, and CVT production costs will be further reduced with mass production and system and material innovations. The assembly and maintenance costs are reduced, and the CVT has a very broad prospect due to its simple structure, low cost and excellent performance. The stepless speed change system realizes multi-speed ratio transmission, and has continuous speed change, and can furthest utilize potential energy difference between the lift car and the counterweight. The CVT gearbox 5 is connected in series with the direct current generator 4 to generate electricity and store in the storage battery 18, constant-speed rotation of the elevator main shaft provides torque for the energy recovery device, and meanwhile, the energy recovery device provides resistance for the elevator, so that the car which originally reaches the speed requirement is stressed to balance and move at a constant speed, the burden of a motor is reduced, and the energy which is originally consumed by the motor is recovered.

As shown in fig. 1, a driving wheel 6 is fixed on the surface of an output shaft of the CVT gearbox 5, a driven wheel 7 is fixed on the surface of an input shaft of the direct-current generator 4, and a transmission belt 8 is sleeved on the surfaces of the driving wheel 6 and the driven wheel 7 together. One end of the driving shaft 11, which is far away from the flywheel 10, is fixedly connected with a shaft sleeve 12 which is connected with a motor main shaft of the elevator. The shaft sleeve 12 is sleeved on the main shaft of the elevator motor, so that the elevator motor can drive the driving shaft 11 to rotate when rotating, and then the direct current generator 4 can be driven to rotate under the transmission of the transmission belt 8, thereby realizing kinetic energy recovery and power generation.

As shown in fig. 1, a riser 13 is fixed on the upper surface of the movable seat 3 and near one end of the hydraulic telescopic rod 15, and the telescopic end of the hydraulic telescopic rod 15 is fixedly connected with the riser 13. The hydraulic telescopic rod 15 is used for driving the movable seat 3 to move, the pressure plate 9 is pressed on the surface of the flywheel 10, and the flywheel 10 can drive the pressure plate 9 to rotate by friction force.

As shown in fig. 1-3, the lower surface of the movable seat 3 is provided with T-shaped grooves near the two T-shaped guide rails 2, the movable seat 3 is slidably connected with the T-shaped guide rails 2 through the T-shaped grooves, the two sides of the top wall in the T-shaped grooves are provided with ball grooves 16, balls 17 are rotatably connected in the ball grooves 16, and the bottom ends of the balls 17 are in rolling connection with the upper surface of the T-shaped guide rails 2. When the movable seat 3 moves, the balls 17 can play a role of reducing friction, so that the movable seat 3 can move more smoothly.

When in use, the utility model is characterized in that: the shaft sleeve 12 is fixedly connected with a main shaft of an elevator motor, when an elevator descending signal is received by a singlechip matched with the device, the singlechip can control the extension of a hydraulic telescopic rod 15, the movable seat 3 drives the upper structure to integrally move, so that the pressure plate 9 is pressed on the surface of the flywheel 10, at the moment, the main shaft of the elevator motor can drive the driving shaft 11 to rotate, the driving shaft 11 drives the pressure plate 9 and the flywheel 10 to rotate, and then the direct-current generator 4 can be driven to rotate after the speed change of the CVT gearbox 5 and under the transmission of the transmission belt 8, thereby realizing power generation, and the generated electric energy is stored in the storage battery 18.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a direct-falling elevator kinetic energy recovery structure, includes base (1), its characterized in that: the automatic transmission device is characterized in that two T-shaped guide rails (2) are fixed on one side of the upper surface of the base (1), two T-shaped guide rails (2) are connected with a movable seat (3) in a sliding mode, a direct-current generator (4) is fixed on the upper surface of the movable seat (3), a CVT gearbox (5) matched with the direct-current generator (4) is fixed on the top end of the direct-current generator (4), a pressure plate (9) is fixedly connected to an input shaft of the CVT gearbox (5), a flywheel (10) is arranged in the matching mode, one side of the flywheel (10) away from the pressure plate (9) is fixedly provided with a driving shaft (11), a fixed plate (14) is fixed on the upper surface of the base (1) close to the T-shaped guide rails (2), and a hydraulic telescopic rod (15) for driving the movable seat (3) to move is fixed on the surface of the fixed plate (14), and a storage battery (18) is fixed on the upper surface of the base (1).

2. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: the CVT is characterized in that a driving wheel (6) is fixed on the surface of an output shaft of the CVT gearbox (5), a driven wheel (7) is fixed on the surface of an input shaft of the direct-current generator (4), and a transmission belt (8) is sleeved on the surfaces of the driving wheel (6) and the driven wheel (7) together.

3. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: one end of the driving shaft (11) far away from the flywheel (10) is fixed a shaft sleeve (12) connected with a motor main shaft of the elevator is connected.

4. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: the movable seat is characterized in that a vertical plate (13) is fixed on the upper surface of the movable seat (3) and close to one end of the hydraulic telescopic rod (15), and the telescopic end of the hydraulic telescopic rod (15) is fixedly connected with the vertical plate (13).

5. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: t-shaped grooves are formed in the lower surface of the movable seat (3) close to the two T-shaped guide rails (2), the movable seat (3) is in sliding connection with the T-shaped guide rails (2) through the T-shaped grooves, ball grooves (16) are formed in two sides of the inner top wall of each T-shaped groove, balls (17) are rotatably connected in the ball grooves (16), and the bottoms of the balls (17) are in rolling connection with the upper surface of each T-shaped guide rail (2).

6. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: the storage battery (18) is electrically connected with the direct-current generator (4).

7. The kinetic energy recovery structure of a direct-lowering elevator according to claim 1, wherein: the side of the base (1) is provided with a mounting hole for mounting the base (1).