CN113371575A

CN113371575A - Flat energy elevator

Info

Publication number: CN113371575A
Application number: CN202110721925.5A
Authority: CN
Inventors: 曾昭达; 曾宪越
Original assignee: Individual
Current assignee: Guangdong Xinstable Energy Control Technology Research Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-09-10

Abstract

The invention discloses a flat energy elevator, which relates to the technical field of elevators and solves the technical problem of poor elevator safety. According to the invention, the stress of the connecting piece is reduced, the active brake is controlled through the speed limiter mechanism, and the energy recovery is carried out through the power generation unit and the storage battery, so that the safety is improved.

Description

Flat energy elevator

Technical Field

The invention relates to the technical field of elevators, in particular to a flat energy elevator.

Background

The prior elevator has various types according to different classification methods, but the principle is basically the same, namely, a car is connected with a counterweight through a traction steel rope, and the operation of the elevator is realized through controlling the steel rope.

The safety of the existing elevator is insufficient, serious elevator accidents of casualties caused by rapid sliding of the elevator car and even crash of the elevator car are occasionally reported to the terminals, and the situation that the elevator is shut down due to sudden power failure and other slight safety events is not strange frequently. The reason is as follows:

the elevator traction steel rope has the advantages that the existing elevator traction steel rope has multiple purposes, namely a counterweight pull rope, a power transmission rope and a brake force transmission rope, the steel rope is stressed greatly and complexly, and once the steel rope is broken, an accident is caused.

For the second reason, the existing elevator does not have a standby power supply, and a plurality of problems are caused once the external power is cut off.

The existing elevator does not have an energy recovery system, and huge recoverable energy is wasted when the elevator runs

Therefore, a safe and energy-saving elevator is needed. The safe and energy-saving elevator is called as a flat energy elevator for short.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art, and aims to provide a flat energy elevator with high safety.

The technical scheme of the invention is as follows: the utility model provides a flat can elevator, includes the car body, first guide rail, counter weight mechanism are established respectively to the both sides of car body, the car body is equipped with swing joint the car track sliding support, the drive of first guide rail the car body is followed the drive unit of first guide rail up-and-down motion the electricity generation unit that generates electricity is carried out to the car body when needing the brake or slow down, be equipped with brake mechanism, overspeed governor mechanism between car body and the first guide rail respectively, the top of car body is equipped with the pulley, the top of car body is equipped with walks around the pulley is connected to the flexible connection spare to counter weight mechanism, the car body is equipped with control module, battery, control module electric connection drive unit, electricity generation unit, brake mechanism, battery overspeed governor, brake mechanism electric connection the mechanism.

As a further improvement, the counterweight mechanism comprises a weight and a counterweight frame connected with the weight, the counterweight frame is movably connected with a second guide rail with the same direction as the first guide rail, and the counterweight frame is connected with the flexible connecting piece.

Further, the drive unit comprises a rotating mechanism and a first driving wheel connected with a rotating shaft of the rotating mechanism, the rotating mechanism is connected with the car body, and the first driving wheel is meshed with the first guide rail through a gear rack structure.

Furthermore, an electric and power generation integrated machine is formed between the power generation unit and the rotating mechanism.

Further, the electric and power generation all-in-one machine is connected with the first driving wheel through an automatic gearbox.

Further, brake mechanism includes track brake mechanism, track brake mechanism includes first outer support, the inside first brake arm that is equipped with sliding connection of first outer support, the one end of first brake arm is equipped with first brake portion, first brake arm one side is equipped with sliding connection's first brake block, first brake portion, first brake block are located respectively the both sides of first guide rail, first outer support is kept away from one side of first guide rail is equipped with the drive first brake portion, first brake block compress tightly the power pack of first guide rail.

Further, brake mechanism includes insurance brake mechanism, insurance brake mechanism includes the second outer support, the inside second brake arm that is equipped with sliding connection of second outer support, the one end of second brake arm is equipped with second brake portion, second brake arm one side is equipped with swing joint's second brake block, second brake portion, second brake block are located respectively the both sides of first guide rail, the second outer support is kept away from one side of first guide rail is equipped with the connection the electromagnetic lock of second brake block, second brake arm is kept away from the one end of first guide rail is equipped with the top tightly the second spring of second brake block.

Further, the speed limiter mechanism comprises a speed limiter and a second driving wheel in contact connection with the first guide rail, and the speed limiter is connected with the second driving wheel through a transmission assembly.

Further, one side of the car body is provided with a locker.

Further, a buffer is arranged below the car body.

Advantageous effects

Compared with the prior art, the invention has the advantages that:

according to the invention, the car body is arranged on the first guide rail, the driving unit drives the car body to move up and down along the first guide rail, the power transmission and braking force functions are realized by the first guide rail, and the stress of the flexible connecting piece is reduced, so that the service life and the stability of the flexible connecting piece are improved; the car body is actively braked when moving too fast through the matching work of the brake mechanism and the speed limiter mechanism, so that the safety is improved; through setting up power generation unit, battery, power generation unit generates electricity when car body need brake or slow down to save the electric energy at the battery, compare with traditional elevator, on the one hand the drive unit is out of work when car body descends, can the power saving more, and on the other hand, the battery can give the drive unit power supply when outer power-off, is used for the emergent work of elevator, further improves the security.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a cross-sectional view taken along line M-M of FIG. 1;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is an enlarged view at C of FIG. 2;

FIG. 6 is an enlarged view taken at D in FIG. 2;

FIG. 7 is a cross-sectional view taken along line N-N of FIG. 1;

FIG. 8 is an enlarged view at E in FIG. 7;

FIG. 9 is an enlarged view at F of FIG. 7;

fig. 10 is a schematic top view of the counterweight mechanism of the present invention;

fig. 11 is a right side view schematically illustrating the counterweight mechanism according to the present invention;

FIG. 12 is an enlarged view at G of FIG. 10;

fig. 13 is a front view structural schematic diagram of the car body of the invention;

fig. 14 is a right side view schematically showing the structure of the car body of the present invention;

fig. 15 is a schematic structural view of a car rail sliding support in the invention;

FIG. 16 is a schematic view of the construction of the lock of the present invention;

FIG. 17 is a schematic top view of the track brake mechanism of the present invention;

FIG. 18 is a schematic view of the structure in the direction H in FIG. 17;

FIG. 19 is a schematic view of the release of the track brake mechanism of the present invention;

FIG. 20 is a schematic structural view of the brake mechanism of the track brake of the present invention;

FIG. 21 is a schematic top view of the safety brake mechanism of the present invention;

FIG. 22 is a schematic view of the structure in the direction I of FIG. 21;

FIG. 23 is a cross-sectional view of the safety brake mechanism of the present invention;

FIG. 24 is a schematic view of the release mechanism of the safety brake mechanism of the present invention;

FIG. 25 is a schematic view of the safety brake mechanism braking when the car body moves downward in the present invention;

FIG. 26 is a schematic view of the safety brake mechanism braking when the car body moves upward in the present invention;

fig. 27 is a schematic top view of the car structure of the present invention;

FIG. 28 is a schematic view of the structure in the direction K in FIG. 27;

FIG. 29 is a schematic view of the structure in the direction J of FIG. 27;

FIG. 30 is a cross-sectional view taken along line L-L of FIG. 27;

FIG. 31 is a schematic view of the main hanger of the present invention;

FIG. 32 is a front view of a third force-bearing beam according to the present invention;

FIG. 33 is a schematic right-view structural diagram of a first force-bearing beam according to the present invention;

FIG. 34 is a schematic top view of the first load beam of the present invention;

FIG. 35 is a bottom view of the first force beam of the present invention;

FIG. 36 is a signal transmission block diagram of a control module according to the present invention;

FIG. 37 is a schematic diagram of energy recovery of the integrated electric motor and generator of the present invention.

Wherein: 1-a car body, 2-a first guide rail, 3-a counterweight mechanism, 4-a car track sliding support, 5-a pulley, 6-a flexible connecting piece, 7-a control module, 8-a storage battery, 9-a weight block, 10-a counterweight frame, 11-a second guide rail, 12-a first driving wheel, 13-an electric and power generation all-in-one machine, 14-an automatic gearbox, 15-a first outer support, 16-a first brake arm, 17-a first brake part, 18-a first brake block, 19-a power unit, 20-a second outer support, 21-a second brake arm, 22-a second brake part, 23-a second brake block, 24-an electromagnetic lock, 25-a second spring, 26-a speed limiter, 27-a second driving wheel, 28-a transmission component, 29-lock, 30-buffer, 31-rolling body, 32-car top equipment layer, 33-car carrier layer, 34-car bottom battery equipment layer, 35-track brake mechanism, 36-safety brake mechanism, 37-first mounting part, 38-first push rod, 39-first limiting part, 40-first spring, 41-brake shoe, 42-lock block bracket, 43-sliding rod, 44-first wedge-shaped surface, 45-second wedge-shaped surface, 46-first positioning wing plate, 47-second positioning wing plate, 48-guide rod, 49-lock push rod, 50-lock support, 51-main hanger, 52-first stress beam, 53-third stress beam, 54-groove plate connecting rod, 55-elevator exit, 56-stress strain gauge, 57-first cross bar, 58-second cross bar, 59-first horizontal bar, 60-second horizontal bar, 61-vertical bar, 62-second stress beam, 63-first bolt, 64-lifting piece, 65-lifting point slotted plate wing, 66-third horizontal bar, 67-elevator shaft, 68-laser range finder, 69-counterweight rope and connecting cable, 70-external connecting cable, 71-buffer limit, 72-counterweight frame support and 73-counterweight frame support connecting plate.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

The flat energy elevator is a safe and energy-saving elevator. The theory of the flat energy elevator is as follows:

1. possess independent multiple safety guarantee system:

safety is the most fundamental requirement of an elevator, and the existing elevator realizes safety, power, brake and other functions by means of a slender hoisting rope, so that the safety of the operation of the elevator is proved to be difficult to ensure completely. Therefore, even if a certain cost is added, it is necessary to establish an independent security system.

2. Be equipped with the elevator from stand-by power supply in area:

and a plurality of adverse effects caused by sudden power failure are avoided.

3. The traction steel cable is cancelled, the function of a counter-weight pull rope is realized by a light plate strip, and the functions of power transmission and braking force are realized by a main steel rail:

the change makes it possible to raise the speed of elevator greatly and avoid great safety accident, and makes the power transmission and braking effect even better.

4. Energy conservation principle:

how many things go up and how many things go down in the long term. The electric energy with small deduction is converted into mechanical energy loss, mechanical operation loss and wind resistance loss, and most of energy can be recycled, which is the theoretical basis for making an elevator capable of greatly saving energy. On the basis of the energy balance recovery system, the invention aims at saving energy greatly.

Referring to fig. 1-37, a flat energy elevator for installing in elevator shaft 67, includes car body 1, and first guide rail 2, counter weight mechanism 3 are established respectively to the both sides of car body 1, and first guide rail 2 fixed mounting is at the elevator shaft 67 inner wall. The car body 1 is provided with a car track sliding support 4 movably connected with the first guide rail 2, a driving unit for driving the car body 1 to move up and down along the first guide rail 2, and a power generation unit for generating power when the car body 1 needs to be braked or decelerated. A brake mechanism and a speed limiter mechanism are respectively arranged between the car body 1 and the first guide rail 2. The top of car body 1 is equipped with pulley 5, and the top of car body 1 is equipped with and walks around pulley 5 and connect the flexible connectors 6 to counter weight mechanism 3, and flexible connectors 6 are cable wire or light slab band, and the light slab band is made for compound carbon fiber rubber to when the realization rises when car body 1, counter weight mechanism 3 descends, when car body 1 descends, counter weight mechanism 3 rises. The car body 1 is provided with a control module 7 and a storage battery 8, the control module 7 is electrically connected with a driving unit, a power generation unit, a brake mechanism and the storage battery 8, and the brake mechanism is electrically connected with a speed limiter mechanism. The car body 1 is attached to the first guide rail 2, and the driving unit, the power generation unit and the brake mechanism are attached to the car body 1 and apply power and brake force to the first guide rail 2, so that the control of the movement of the car body 1 is realized. The specific design and design requirements are that under the extreme condition of completely losing the counterweight, the car body 1 can independently bear the weight of the car body 1 and the car body 1 can still slide on the car body 1 at a controlled low speed.

As shown in fig. 10 to 12, the counterweight mechanism 3 includes a weight 9 and a counterweight housing 10 connected to the weight 9, the counterweight housing 10 is movably connected to a second guide rail 11 having the same direction as the first guide rail 2, the second guide rail 11 is located at both sides of the counterweight housing 10, the counterweight housing 10 is connected to the flexible connector 6, the second guide rail 11 is fixedly mounted on the inner wall of the elevator shaft 67 through a counterweight housing support connection plate 73, the counterweight housing 10 is provided with a counterweight housing support 72, the counterweight housing support 72 is sleeved on the periphery of the second guide rail 11, or the counterweight housing support 72 is inserted in the second guide rail 11, a rolling body 31 contacting with the counterweight housing support 72 and the second guide rail 11 is provided between the counterweight housing support 72 and the second guide rail 11, and the rolling body 31 is a ball or a roller. Of course, the carriage bracket 72 may be slidably connected to the second rail 11.

As shown in fig. 4 to 9, the upper and lower ends of the second rail 11 are respectively provided with a buffer stop 71, which is a safety auxiliary device. One side that car body 1 is close to counterweight frame 10 is equipped with the counterweight rope and the contact cable 69 of being connected with counterweight frame 10, one side that car body 1 is close to first guide rail 2 is equipped with outer cable 70, counterweight rope and contact cable 69, outer cable 70 and the control module 7 electric connection of ally oneself with, the middle floor is connected to the one end of outer cable 70, can reduce outer cable 70's length, thereby reduce weight, counterweight rope and contact cable 69 are used for balanced flexible connector 6 and outer cable 70 because the counterweight deviation of the different formation of elevator height.

The buffer 30 is arranged below the car body 1, and the buffer 30 is also arranged below the counterweight mechanism 3, so that the buffer protection effect is achieved.

The top of car body 1 is equipped with the laser range finder 68 of electric connection control module 7, and the quantity of laser range finder 68 is two, installs respectively in car body 1 with one side or diagonal, and the top of elevartor shaft 67 is equipped with the reflector who corresponds with laser range finder 68, and laser range finder 68 is used for perception car body 1's accurate position, direction of motion, velocity of motion at any time. Abnormal car deviation is rapidly detected by comparing the relative position changes of the two laser range finders 68, and an alarm is automatically given when the set range is exceeded.

As shown in fig. 13-14, the driving unit includes a rotating mechanism and a first driving wheel 12 connected to a rotating shaft of the rotating mechanism, the rotating mechanism is connected to the car body 1, the first driving wheel 12 is engaged with the first guide rail 2 through a rack-and-pinion structure, specifically, the first guide rail 2 is provided with the rack structure, the periphery of the first driving wheel 12 is provided with the gear structure, and the first driving wheel 12 rotates or drives the car body 1 to move up and down along the first guide rail 2.

In one embodiment, the electric power generating unit and the rotating mechanism form an integrated electric and power generating machine 13, and the integrated electric and power generating machine 13 is connected with the first driving wheel 12 through an automatic gearbox 14. Preferably, the electric and power generation integrated machine 13 is an existing mature permanent magnet electric and power generation integrated machine. When the car body 1 descends, the first drive wheel 12 rotates and pulls the integrated motor/generator 13 upside down to generate electricity, and the electricity is stored in the battery 8. Compared with the traditional elevator, on one hand, the driving unit does not work when the car body descends, so that more electricity can be saved, and on the other hand, the storage battery 8 can supply power to the driving unit when the external power is cut off, so that the elevator emergency work is realized.

In one embodiment, the driving unit and the power generation unit are both independent structures, and the rotating mechanism is an electric motor or a hydraulic motor. The rotation mechanism is connected to the first drive wheel 12 through an automatic gearbox 14. The power generation unit comprises a power generator and a third driving wheel connected with a rotating shaft of the power generator, the power generator is connected with the car body 1, the third driving wheel is meshed with the first guide rail 2 through a gear and rack structure, and when the car body 1 descends, the third driving wheel rotates and drives the power generator to generate power. The automatic gearbox 8 can switch the power to the optimal transmission ratio in real time, and the effects of energy conservation and consumption reduction are achieved.

Preferably, the automatic gearbox 8 is a spherical umbrella arc cone automatic gearbox: has the advantages of small volume, large speed ratio and the like.

In one embodiment, the drive unit is a linear motor.

As shown in fig. 15, the car track sliding support 4 is sleeved on the periphery of the first guide rail 2; or the car track sliding support 4 is inserted in the first guide rail 2; a rolling body 31 contacting with the car track sliding support 4 and the first guide rail 2 is arranged between the car track sliding support 4 and the first guide rail 2, and the rolling body 31 is a ball or a roller. Of course, the car track shoe 4 can also be connected to the first guide rail 2 in a sliding manner.

As shown in fig. 16, a locker 29 is arranged on one side of the car body 1, the locker 29 comprises a locker push rod 49 and a locker support 50, the locker push rod 49 is installed on the car body 1, the locker push rod 4 is pushed by an electromagnetic push rod or an electric push rod or a servo electric cylinder or a hydraulic cylinder and inserted into the locker support 50 under the control of the control module 7, the plurality of locker supports 50 are respectively installed at the corresponding stop positions of the car body 1 on each floor, when the door of the car body 1 is opened, the locker push rod 49 is inserted into the locker support 50 for locking, and when the door of the car body 1 is closed, the locker push rod 49 is separated from the locker support 50 for unlocking, so that the accurate positioning of the stop floor of the car and the slippage due to the change of the car load can be ensured.

As shown in fig. 17-20, the brake mechanism includes a rail brake mechanism 35, the rail brake mechanism 35 includes a first outer bracket 15, a first brake arm 16 slidably connected is disposed inside the first outer bracket 15, a first brake portion 17 is disposed at one end of the first brake arm 16, a first brake block 18 slidably connected is disposed on one side of the first brake arm 16, the first brake portion 17 and the first brake block 18 are respectively disposed on two sides of the first guide rail 2, and a power unit 19 for driving the first brake portion 17 and the first brake block 18 to press the first guide rail 2 is disposed on one side of the first outer bracket 15 away from the first guide rail 2. The control module 7 is electrically connected with the power unit 19 and used for controlling the car brake.

The power unit 19 is an electromagnetic push rod, an electric push rod, a servo electric cylinder or a hydraulic cylinder, the extending end of the push rod of the power unit 19 is connected with the first brake block 18, and the other end of the push rod is connected with one end of the first brake arm 16 far away from the first brake part 17. When the push rod of the power unit 19 extends out, the first brake part 17 and the first brake block 18 are driven to press the first guide rail 2 to realize braking; when the push rod of the power unit 19 retracts, the first brake part 17 and the first brake block 18 are driven to move away from the first guide rail 2, so that the brake is released.

The end of the first brake arm 16 far away from the first brake part 17 is provided with a first mounting part 37, the first mounting part 37 is movably penetrated with a first push rod 38, one end of the first push rod 38 tightly supports against the first brake block 18, the other end of the first push rod is provided with a first limiting part 39, a first spring 40 is sleeved on the periphery of the first push rod 38 between the first mounting part 37 and the first limiting part 39, and two ends of the first spring 40 tightly support against the first mounting part 37 and the first limiting part 39 respectively. When the push rod of the power unit 19 is retracted, the first brake part 17 and the first brake block 18 are automatically separated from the first guide rail 2 by the elastic force of the first spring 40.

Brake shoes 41 are arranged on one sides of the first brake part 17 and the first brake block 18 close to the first guide rail 2. A first positioning wing plate 46 is arranged in the first outer bracket 15, and the first positioning wing plate 46 is positioned on one side of the first brake arm 16 close to the first push rod 38 and used for positioning and guiding the first brake arm 16.

As shown in fig. 21-26, the brake mechanism includes an insurance brake mechanism 36, the insurance brake mechanism 36 includes a second outer support 20, a second brake arm 21 slidably connected is disposed inside the second outer support 20, a second brake portion 22 is disposed at one end of the second brake arm 21, a second brake block 23 movably connected is disposed at one side of the second brake arm 21, the second brake portion 22 and the second brake block 23 are respectively disposed at two sides of the first guide rail 2, an electromagnetic lock 24 connected to the second brake block 23 is disposed at one side of the second outer support 20 away from the first guide rail 2, and a second spring 25 tightly supporting the second brake block 23 is disposed at one end of the second brake arm 21 away from the first guide rail 2. When the electromagnetic lock 24 is electrified, the second brake part 22 and the second brake block 23 leave the first guide rail 2 to release the brake; when the electromagnetic lock 24 is powered off, the second brake part 22 and the second brake block 23 press the first guide rail 2 to realize braking under the action of the elastic force of the second spring 25. A guide rod 48 is inserted into the second spring 25. The control module 7 is electrically connected with the electromagnetic lock 24 and used for controlling the car brake. Three conditions for activating the safety brake are: complete power failure and elevator overspeed, wherein the speed limiter mechanism is triggered to open and the control module 7 sends out an instruction.

The periphery of the second brake block 23 is provided with a lock block support 42, the lock block support 42 is slidably connected with the second brake arm 21, the second spring 25 tightly pushes the lock block support 42, the lock block support 42 is provided with a slide rod 43 which is vertically arranged and movably penetrates through the second brake block 23, the top and the bottom of the second brake block 23 are respectively provided with a first wedge-shaped surface 44, and the top and the bottom of the second brake arm 21 are respectively provided with a second wedge-shaped surface 45 matched with the first wedge-shaped surface 44. When the car body 1 moves downwards and the electromagnetic lock 24 loses power, under the action of the elastic force of the second spring 25, the second brake part 22 and the second brake block 23 press the first guide rail 2, under the action of the friction force, the second brake block 23 slides upwards along the sliding rod 43, and under the action of the first wedge-shaped surface 44 and the second wedge-shaped surface 45, the brake is increasingly tightened until the car body 1 stops, as shown in fig. 25. When the car body 1 moves upward and the electromagnetic lock 24 is de-energized, the second brake block 23 slides downward along the slide bar 43, as shown in fig. 26.

Brake shoes 41 are arranged on one sides of the second brake part 22 and the second brake block 23 close to the first guide rail 2. A second positioning wing plate 47 is arranged in the second outer bracket 20, and the second positioning wing plate 47 is positioned on one side of the second brake arm 21 close to the second spring 25 and used for positioning and guiding the second brake arm 21.

As shown in fig. 14, governor mechanism includes governor 26, second drive wheel 27 in contact with first guide rail 2, governor 26 being connected to second drive wheel 27 by a transmission assembly 28. The transmission assembly 28 is a belt transmission assembly or a chain transmission assembly or a gear transmission assembly. Overspeed governor 26 adopts current ripe product, and when the rotational speed of overspeed governor 26 reached and set for the rotational speed, the overspeed governor got rid of the arm and touches off the power of insurance brake mechanism 36 and realize the brake to play the effect of stall protection.

As shown in fig. 27-35, the car body 1 includes a car structure, the car structure includes two main hangers 51 arranged in parallel at intervals, one side of each of the two main hangers 51 is provided with a first stressed beam 52 and a third stressed beam 53 respectively, the first stressed beam 52 and the third stressed beam 53 are connected and arranged from top to bottom at intervals, the other side of each of the two main hangers 51 is provided with a groove plate connecting rod 54, a car main body structure is formed among the main hangers 51, the first stressed beam 52, the third stressed beam 53 and the groove plate connecting rod 54, and the car main body structure is a rectangular parallelepiped frame structure. The first force-bearing beam 52 and the third force-bearing beam 53 are respectively provided with a car rail sliding support 4 at the middle part. The third stress beam 53 is provided with a gravity measuring mechanism, the main hangers 51 are provided with elevator exits 55, one main hanger 51 can be provided with an elevator exit 55, or two main hangers 51 can be provided with elevator exits 55, and the elevator exits 55 are positioned between the first stress beam 52 and the third stress beam 53.

In this embodiment, the gravity measuring mechanism includes two stress strain gauges 56 respectively located at the top and the bottom of the third stressed beam 53, the two stress strain gauges 56 are electrically connected to the control module 7, and a gravity difference detection is formed between the two stress strain gauges 56, that is, the load capacity in the car is obtained according to the difference between the two stress strain gauges 56. The stress strain gauges 56 are positioned on the central axis of the third stress beam 53, and the two stress strain gauges 56 are positioned on the same vertical line, so that the accuracy of measuring the load of the lift car can be ensured. The longitudinal directions of the two stress strain gauges 56 coincide with the longitudinal direction of the third force receiving beam 53. The first stress beam 52 and the third stress beam 53 are respectively positioned at the top and the bottom of the main hanger 51, and two slot plate connecting rods 54 are respectively positioned at the top and the bottom of the main hanger 51.

The main hanger 51 is internally provided with a first cross rod 57 and a second cross rod 58 which are arranged at an upper and lower interval, the first cross rod 57 is provided with a plurality of first horizontal rods 59 which are arranged at a horizontal interval, the second cross rod 58 is provided with a plurality of second horizontal rods 60 which are arranged at a horizontal interval, the first horizontal rods 59 and the second horizontal rods 60 separate a car main body structure into a car top equipment layer 32, a car carrier layer 33 and a car bottom battery equipment layer 34, the car top equipment layer 32 is used for installing electrical control equipment, the car carrier layer 33 is used for carrying people or goods, an elevator outlet 55 is positioned in the car carrier layer 33, and the car bottom battery equipment layer 34 is used for installing batteries so as to realize energy recovery of the flat energy elevator.

One side of the car carrier layer 33 close to the first stress beam 52 and one side of the car carrier layer close to the groove plate connecting rod 54 are both provided with a vertical rod 61, when only one main hanging bracket 51 is provided with an elevator exit 55, one side of the car carrier layer 33 far away from the elevator exit 55 is both provided with a vertical rod 61, and the vertical rod 61 serves as a protective framework of the car. The bottom of the main hanger 51 is provided with a third horizontal rod 66, and the first horizontal rod 59, the second horizontal rod 60 and the third horizontal rod 66 are of square steel structures.

And a second stress beam 62 for connecting the two main hangers 51 is further arranged on one side of the two main hangers 51, the second stress beam 62 is positioned on the first cross rod 57, and the second stress beam 62 is used for supporting electrical control equipment in the car top equipment layer 32 so as to improve the working strength of the car top equipment layer 32.

The first stress beam 52, the second stress beam 62, the third stress beam 53 and the groove plate connecting rod 54 are of square steel structures, and the first stress beam 52, the second stress beam 62, the third stress beam 53, the groove plate connecting rod 54 and the main hanger 51 are connected through a first bolt 63, so that the assembly is convenient. The top of the main hanger 51 is provided with a hanging point slot plate wing 65 for connecting with a hanging piece 64, the hanging piece 64 is used for the flexible connecting piece 6 to hang the whole cage, and the hanging piece 64 is connected with the hanging point slot plate wing 65 through a bolt. The car structure is supported on the first guide rail 2 through the first stress beam 52 and the third stress beam 53, and the third stress beam 53 is provided with the gravity measuring mechanism, so that the accuracy of car load measurement can be ensured.

The elevator control system also comprises a car operation panel and a floor operation panel, wherein the car operation panel is arranged in the car body 1, the floor operation panel is arranged on each floor, the car operation panel and the floor operation panel are used for displaying floor motion information and floor information selected by a user, smoke and temperature are arranged in the car body 1, and a control module 7 is connected with an off-elevator fire-fighting system and used for receiving a fire-fighting command to control the elevator.

The driving unit is connected with the power supply change-over switch, one end of the power supply change-over switch is connected with a power grid, the storage battery 8 is connected with the other end of the power supply change-over switch through the power converter, and the control module 7 is connected with the control end of the power supply change-over switch, so that the power supply of the power grid or the storage battery 8 to the driving unit can be switched.

The existing high-speed elevator is generally 2m/s, and the super-high-speed elevator is only 5 m/s. Under the clamping of the automatic gearbox, the kinetic energy conversion efficiency of the electric and power generation integrated machine is higher, so that the speed of the elevator is improved by 50%: the high-speed elevator is 3m/s, and the ultra-high-speed elevator is 7.5 m/s. Is reasonable and can be completely realized.

The existing elevator consumes huge energy, the energy recovery function can be realized, and the energy is saved by more than 30% compared with the existing elevator of the same type.

According to the principle of energy conservation, the loss of the electric energy converted into mechanical energy is about 7%, the loss of the mechanical operation is about 10%, the loss of wind resistance is about 5%, and the recoverable energy is about 78%. The energy saving effect on energy recovery is estimated as follows:

70% of recoverable energy is converted into reserve electric energy, 70% of reserve electric energy is converted into use electric energy, and the calculated value is 0.78, 0.7 and 0.382, so that the energy is saved by about 38.2% compared with the existing elevator, and the energy is saved by more than 30% compared with the existing elevator of the same type.

The above is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that several variations and modifications can be made without departing from the structure of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. The utility model provides a flat energy elevator, includes car body (1), its characterized in that, first guide rail (2), counterweight mechanism (3) are established respectively to the both sides of car body (1), car body (1) is equipped with swing joint car track sliding support (4), the drive of first guide rail (2) car body (1) is followed the drive unit of first guide rail (2) up-and-down motion, the generating unit that generates electricity when car body (1) needs the brake or slow down, be equipped with brake mechanism, overspeed governor mechanism between car body (1) and first guide rail (2) respectively, the top of car body (1) is equipped with pulley (5), the top of car body (1) is equipped with and walks around pulley (5) are connected flexible connecting piece (6) to counterweight mechanism (3), car body (1) is equipped with control module (7), The control module (7) is electrically connected with the driving unit, the power generation unit, the brake mechanism and the storage battery (8), and the brake mechanism is electrically connected with the speed limiter mechanism.

2. The flat energy elevator according to claim 1, characterized in that the counterweight mechanism (3) comprises a weight (9) and a counterweight frame (10) connected with the weight (9), the counterweight frame (10) is movably connected with a second guide rail (11) which is in the same direction as the first guide rail (2), and the counterweight frame (10) is connected with the flexible connecting piece (6).

3. The flat energy elevator according to claim 1, characterized in that the drive unit comprises a rotating mechanism and a first driving wheel (12) connected with a rotating shaft of the rotating mechanism, the rotating mechanism is connected with the car body (1), and the first driving wheel (12) is in meshed connection with the first guide rail (2) through a gear and rack structure.

4. The flat energy elevator according to claim 3, characterized in that an electric and power generation integrated machine (13) is formed between the power generation unit and the rotating mechanism.

5. A flat energy elevator according to claim 4, characterized in that the electric and generator unity (13) is connected to the first driving wheel (12) by means of an automatic gearbox (14).

6. The flat energy elevator according to claim 1, characterized in that the brake mechanism comprises a rail brake mechanism (35), the rail brake mechanism (35) comprises a first outer bracket (15), a first brake arm (16) which is slidably connected is arranged inside the first outer bracket (15), one end of the first brake arm (16) is provided with a first brake part (17), one side of the first brake arm (16) is provided with a first brake block (18) which is slidably connected, the first brake part (17) and the first brake block (18) are respectively arranged at two sides of the first guide rail (2), and one side of the first outer bracket (15) which is far away from the first guide rail (2) is provided with a power unit (19) which drives the first brake part (17) and the first brake block (18) to press the first guide rail (2).

7. Flat energy elevator according to claim 1, characterized in that the brake mechanism comprises a safety brake mechanism (36), the safety brake mechanism (36) comprises a second outer bracket (20), a second brake arm (21) which is connected in a sliding way is arranged in the second outer bracket (20), one end of the second brake arm (21) is provided with a second brake part (22), one side of the second brake arm (21) is provided with a movably connected second brake block (23), the second brake part (22) and the second brake block (23) are respectively positioned at two sides of the first guide rail (2), an electromagnetic lock (24) connected with the second brake block (23) is arranged on one side of the second outer bracket (20) far away from the first guide rail (2), and a second spring (25) tightly propping against the second brake block (23) is arranged at one end, far away from the first guide rail (2), of the second brake arm (21).

8. A flat energy elevator according to claim 1, characterized in that the speed limiter mechanism comprises a speed limiter (26), a second driving wheel (27) in contact with the first guide rail (2), the speed limiter (26) being connected to the second driving wheel (27) by a transmission assembly (28).

9. Flat energy elevator according to claim 1, characterized in that one side of the car body (1) is provided with a lock (29).

10. A flat energy elevator according to claim 1, characterized in that a buffer (30) is provided below the car body (1).