CN112125187A

CN112125187A - Energy-saving balance lifter

Info

Publication number: CN112125187A
Application number: CN202011007246.3A
Authority: CN
Inventors: 冯耀明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2020-12-25

Abstract

The invention relates to the technical field of electric mosquito nets, in particular to an energy-saving balance lifter; the rope winding machine comprises a rack, wherein a main control system and a plurality of rope winding mechanisms surrounding the main control system are arranged on the rack; the rope winding mechanism comprises a rope shaft, two ends of the rope shaft are respectively and fixedly connected with the rack, and a winder and a driving wheel are arranged on the rope shaft; the driving wheel is matched with the main control system to form driving connection, and the winder is provided with a brake wheel matched with the main control system; a clutch structure is arranged between the winder and the driving wheel, and a magnetic disc matched with the driving wheel is arranged on the winder; the invention has reasonable structure, a clutch structure is formed by the lug and the chute, the clutch structure is adsorbed by the magnetic disc and the driving wheel to establish the transmission connection between the rope winder and the driving wheel, any rope winder can be disconnected when being blocked, the output power of the motor is reduced gradually in the lift-up process, the kinetic energy required by the clutch control of the magnetic disc is overcome to be smaller, the running power of the whole machine is reduced, and the electric energy loss of the energy storage battery is reduced to realize the energy-saving purpose.

Description

Energy-saving balance lifter

Technical Field

The invention relates to the technical field of electric mosquito nets, in particular to an energy-saving balance lifter.

Background

The mosquito net is a common article for people to spend summer in inflammation, and can effectively prevent the biting of mosquitoes. Compared with insecticides and mosquito-repellent incense, the mosquito net has the advantages of environmental protection, health, safety, low carbon, low cost and the like. There are various types of mosquito nets on the market, like the mosquito net of traditional type, it adopts the fixed point mode of four corners to hang, like the mosquito net of removal version again, it supports through collapsible skeleton, these two kinds of mosquito nets all have respective advantage and disadvantage in use, simple structure but the operation is inconvenient.

Chinese patent CN104444885A discloses a balanced lifting device, which comprises a bracket and a fixed shaft fixed on the bracket, wherein a driving mechanism is arranged on the upper part of the fixed shaft, a wire wheel assembly is arranged on the lower part of the fixed shaft, a clutch mechanism is arranged between the driving mechanism and the wire wheel assembly, the wire wheel assembly comprises a plurality of twisted rope discs, an overload separating mechanism is arranged between the twisted rope discs and the clutch mechanism, and the lifting and stopping functions of a mosquito net can be realized. The lifting device is generally driven by an external power supply, but the use of the electric mosquito net is not considered when the common family is decorated, and corresponding circuit arrangement is not needed, so that the problem of complex wiring is caused. The existing electric lifter can not use an energy storage battery for energy supply, an overload separation mechanism generally adopts a spring to provide clutch force, and the transmission relation is cut off, so that a large driving force is required, and the power consumption is large; the motor drive is connected a plurality of lift ends and the mosquito net resistance that any end was drawn together is different, needs the manual work to adjust after the mosquito net releases and rises, and it is inconvenient to use, is difficult to maintain, and the experience degree that the user used is not high.

Therefore, the prior art still needs to be improved and developed,

disclosure of Invention

The invention aims to provide an energy-saving balance lifter which is reasonable in structure, convenient to control, good in flexibility and convenient to maintain and can be powered by a battery aiming at the defects and shortcomings of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention relates to an energy-saving balance lifter, which comprises a rack, wherein a main control system and a plurality of rope winding mechanisms surrounding the main control system are arranged on the rack; the rope winding mechanism comprises a rope shaft, two ends of the rope shaft are respectively and fixedly connected with the rack, and a winder and a driving wheel are arranged on the rope shaft; the driving wheel is matched with the main control system to form driving connection, and the winder is provided with a brake wheel matched with the main control system; a clutch structure is arranged between the winder and the driving wheel, and a magnetic disc matched with the driving wheel is arranged on the winder.

According to the scheme, the driving wheel is rotatably arranged below the wire winder, the magnetic disc is arranged on the lower end face of the wire winder, and the driving wheel is made of a magnetic conductive material; the lower end face of the winder is provided with a plurality of lugs, and the upper end face of the driving wheel is provided with a plurality of corresponding chutes; when the magnetic disc is adsorbed on the driving wheel, the plurality of lugs are clamped on the corresponding sliding grooves, so that the wire winder and the driving wheel can integrally rotate.

According to the scheme, the parking disc is arranged on the rack, the parking slots are formed in the parking disc, the wire reels are rotatably arranged in the corresponding parking slots in a penetrating mode, the brake wheels and the parking disc are arranged in a vertically staggered mode, and when the brake wheels move up and down along the rope shaft along with the wire reels, the brake wheels can be connected with the parking slots in a matched mode.

According to the scheme, the main control system comprises a motor, a driving wheel and a central shaft, wherein the central shaft is rotatably arranged on the rack, the driving wheel is rotatably arranged on the central shaft, and the driving wheel is meshed with a plurality of driving wheels; the motor is fixedly connected with the frame, and an output shaft of the motor is provided with an output wheel meshed with the driving wheel.

According to the scheme, the driving wheel is connected with the central shaft in a matched mode through the one-way bearing, the upper end of the central shaft is provided with the reverse switching rod, and the upper end face of the rack is provided with the wedge-shaped step platform.

According to the scheme, a parking disc is arranged above the driving wheel, a plurality of guide posts arranged around the central shaft are arranged on the rack, and the parking disc is matched and connected with the guide posts so as to move up and down; a limiting block is arranged between the parking disc and the lower end of the rack, a return spring is arranged between the parking disc and the upper end of the rack, and a jacking sliding block is arranged on the upper end face of the driving wheel.

According to the scheme, the master control system further comprises an energy storage battery and a controller, the energy storage battery is electrically connected with the motor through the controller, travel switches are arranged on the wedge-shaped step platforms, a plurality of travel switches in one-to-one correspondence with the wire winders are arranged on the rack, and the travel switches are respectively electrically connected with the controller.

According to the scheme, the parking clamping groove is provided with the anti-rolling baffle, the lower end of the anti-rolling baffle is fixedly connected with the parking disc, and the anti-rolling baffle is arranged around the lower end of the winder.

The invention has the beneficial effects that: the invention has reasonable structure, a clutch structure is formed by the lug and the chute, the clutch structure is adsorbed by the magnetic disc and the driving wheel to establish the transmission connection between the rope winder and the driving wheel, any rope winder can be disconnected when being blocked, the output power of the motor is reduced gradually in the lift-up process, the kinetic energy required by the clutch control of the magnetic disc is overcome to be smaller, the running power of the whole machine is reduced, and the electric energy loss of the energy storage battery is reduced, thereby realizing the energy-saving purpose.

Drawings

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

fig. 2 is an enlarged structural schematic view of the rope winding mechanism and the parking disc of the present invention.

In the figure:

1. a frame; 2. a master control system; 3. a rope winding mechanism; 11. parking the disc; 12. a parking slot; 13. a wedge-shaped terrace; 14. a guide post; 15. a limiting block; 16. a return spring; 17. an anti-roll baffle; 21. a motor; 22. a drive wheel; 23. a central shaft; 24. (ii) a 25. (ii) a 26. A reverse switching lever; 27. jacking a sliding block; 28. an energy storage cell; 29. a controller; 31. a master control system; 32. a chute; 33. a driving wheel; 34. a brake wheel; 35. a magnetic disc; 36. a bump; 37. a chute.

Detailed Description

The technical solution of the present invention is described below with reference to the accompanying drawings and examples.

As shown in fig. 1-2, the energy-saving balance lifter comprises a frame 1, wherein a main control system 2 and a plurality of rope winding mechanisms 3 surrounding the main control system 2 are arranged on the frame 1; the rope winding mechanism 3 comprises a rope shaft 31, two ends of the rope shaft 31 are respectively and fixedly connected with the rack 1, and a winder 32 and a transmission wheel 33 are arranged on the rope shaft 31; the transmission wheel 33 is matched with the main control system 2 to form transmission connection, and the winder 32 is provided with a brake wheel 34 matched with the main control system 2; a clutch structure is arranged between the wire winder 32 and the transmission wheel 33, and a magnetic disc 35 matched with the transmission wheel 33 is arranged on the wire winder 32. The rope winding mechanism 3 is connected with the mosquito net through a traction rope on the winder 32, and the plurality of winders 32 are respectively connected with the lifting end of the mosquito net so as to enable the whole mosquito net to be lifted or lowered. The main control system 2 drives the bobbin 32 to operate through the transmission wheel 33, the bobbin 32 is adsorbed on the transmission wheel 33 through the magnetic disc 35 when being in a mosquito net lifting state, the clutch structure is in a closed state at the moment, so that the transmission wheel 33 and the bobbin 32 can rotate on the rope shaft 31 integrally, and the main control system 2 outputs power to drive the bobbin 32 to lift the mosquito net.

In the process of lifting the mosquito net, the rotation of any one of the wire winders 32 is blocked, so that the clutch structure overcomes the adsorption force of the magnetic disc 35 to realize the disconnection of the transmission relationship, the separation of the clutch structure enables the wire winder 32 to move along the rope shaft 31, the wire winder 32 leaves the transmission wheel 33, the brake wheel 34 on the wire winder is connected with the main control system 2, the brake wheel 34 is limited by the main control system 2 in the circumferential direction and cannot rotate reversely, the mosquito net end connected with the wire winder 32 applies forward rotation traction force to the mosquito net end through the traction rope, the wire winder 32 applies force in two directions to form balance and stops the mosquito net end connected with the wire winder, and the main control system 2 does not output power to the wire winder 32 any more due to the separation of the clutch mechanism, so that the power consumption of the main control system 2 is reduced, the energy-saving purpose is realized, and other wire winde.

When the mosquito net needs to be released, the main control system 2 makes corresponding actions to disconnect the mosquito net from the brake wheels 34 of all the rope winding mechanisms 2, the wire winder 32 rotates reversely under the traction of the gravity of the end of the mosquito net to lower the mosquito net, at the moment, the wire winder 32 can close the clutch structure again under the action of the gravity of the wire winder 32 and the magnetic disc 35, the wire winder 32 and the driving wheel 33 establish a transmission relation, and the wire winder 32 can be driven again to lift the mosquito net after the main control system 2 is reset.

In the separation process of the clutch structure, when the wire winder 32 is blocked, the main control system 2 still outputs power to the transmission wheel 33, the acting forces of the two are opposite and are used for overcoming the adsorption force of the magnetic disc 35, so that the clutch structure is disconnected, namely the wire winder 32 generates axial movement to be far away from the transmission wheel 33, the connection between the magnetic disc 35 and the transmission wheel 33 is instantly disconnected, the main control system 2 does not need to continuously output power to keep a transmission disconnection state, and therefore power loss and power consumption can be reduced, the power supply mode of the energy storage battery can be implemented, and wiring troubles of users are avoided without using an external power supply.

The driving wheel 33 is rotatably arranged below the wire winder 32, the magnetic disc 35 is arranged on the lower end face of the wire winder 32, and the driving wheel 33 is made of a magnetic conductive material; a plurality of lugs 36 are arranged on the lower end surface of the winder 32, and a plurality of corresponding chutes 37 are arranged on the upper end surface of the driving wheel 33; when the magnetic disc 35 is attached to the driving wheel 33, the plurality of protrusions 36 are engaged with the corresponding sliding grooves 37, so that the bobbin 32 and the driving wheel 33 can rotate integrally. The cam 36 and the slide 37 are respectively arranged between the winder 32 and the transmission wheel 33, so as to establish a transmission connection therebetween in the circumferential direction. The projection 36 may adopt a semicircular structure or a wedge-shaped structure, and the shape of the sliding groove 37 is adapted to the projection 36, so that when the winder 32 is in butt joint with the transmission wheel 33, the magnetic disc 35 applies an axial pressing force to the two, and a friction force is generated between the projection 36 and the sliding groove 37 to transmit power. Further, when the wire winder 32 is blocked and cannot rotate, the driving wheel 33 overcomes the acting force of the magnetic disc 35 under the driving of the main control system 2, the lug 36 rises along the surface of the chute 37, and then the wire winder 32 is driven to be away from the driving wheel 33, the magnetic disc 35 at this time is not enough to drive the wire winder 32 to be adsorbed on the driving wheel 33, and then the clutch structure enables the transmission connection between the wire winder 32 and the driving wheel 33 to be disconnected.

The parking disc 11 is arranged on the rack 1, the parking slots 12 are arranged on the parking disc 11, the wire reels 32 are rotatably arranged in the corresponding parking slots 12 in a penetrating manner, the brake wheels 34 and the parking disc 11 are arranged in a vertically staggered manner, and when the brake wheels 34 move vertically along the rope shafts 31 along with the wire reels 32, the brake wheels 34 can be connected with the parking slots 12 in a matched manner. The parking disc 11 is used for matching with a plurality of wire reels 32 to limit the reverse rotation of the wire reels 32, the wire reels 32 are lifted to enable the parking clamping grooves 12 to be matched and connected with the brake wheel 34, the parking clamping grooves 12 and the brake wheel 34 can be in interference fit, preferably, tooth grooves are formed in the inner edges of the parking clamping grooves 12, the outer edge surfaces of the brake wheel 34 are provided with the tooth grooves, and the tooth grooves and the brake wheel are meshed to form circumferential upward transmission connection, so that the brake wheel 34 limits the reverse rotation of the wire reels 32. The wire winder 32 is always pulled by the gravity of the mosquito net end, so that the wire winder 32 applies a reaction force between the brake wheel 34 and the parking slot 12, and the reaction force enhances the friction between the brake wheel 34 and the parking slot 12 to maintain the connection stability.

The main control system 2 comprises a motor 21, a driving wheel 22 and a central shaft 23, the central shaft 23 is rotatably arranged on the frame 1, the driving wheel 22 is rotatably arranged on the central shaft 23, and the driving wheel 22 is meshed with a plurality of transmission wheels 33; the motor 21 is fixedly connected with the frame 1, and an output shaft of the motor 21 is provided with an output wheel 24 meshed with the driving wheel 22. The motor 21 drives the driving wheel 22 through the output wheel 24, the driving wheel 22 drives a plurality of driving wheels 33, and the driving wheels 33 drive the corresponding wire winders 32 to work under the meshing state of the clutch mechanism, so that the mosquito net is integrally lifted.

The driving wheel 22 is connected with the central shaft 23 in a matching way through a one-way bearing 25, the upper end of the central shaft 23 is provided with a reverse switching rod 26, and the upper end surface of the frame 1 is provided with a wedge-shaped step 13; when the motor 21 rotates forward to drive the driving wheel 22, the driving wheel 22 can rotate on the central shaft 23 through the one-way bearing 25 to drive the plurality of driving wheels 33, and at this time, the reverse switching rod 26 abuts against the vertical end face of the wedge-shaped step 13 so as not to rotate. When the motor 21 rotates reversely, the driving wheel 22 drives the central shaft 23 and the reverse switching rod 26 to rotate reversely through the one-way bearing 25, the reverse switching rod 26 ascends along the inclined plane of the wedge-shaped step 13, the reverse switching rod 26 drives the central shaft 23 and the driving wheel 22 to ascend for a certain stroke so as to break the connection with the driving wheel 33, so that the driving wheel 33 and the winder 32 can rotate freely, and at the moment, each terminal of the mosquito net is in a free state so as to hang down naturally under the action of gravity.

A parking disc 11 is arranged above the driving wheel 22, a plurality of guide posts 14 arranged around a central shaft 23 are arranged on the machine frame 1, and the parking disc 11 is matched and connected with the guide posts 14 so as to move up and down; a limiting block 15 is arranged between the parking disc 11 and the lower end of the machine frame 1, a return spring 16 is arranged between the parking disc 11 and the upper end of the machine frame 1, and a jacking sliding block 27 is arranged on the upper end surface of the driving wheel 22. The parking disc 11 stays at the fixed height of the guide post 14 under the limitation of the limiting block 15 and the return spring 16, and when the wire winder 32 ascends, the brake wheel 34 and the parking disc 11 are in the same plane so as to form a matching connection with the parking slot 12. When the driving wheel 22 is in the reverse rotation mode, the reverse rotation switching rod 26 is lifted along the wedge-shaped step 13, the lifting slide block 27 can drive the parking disc 11 to lift, the parking disc 11 is separated from the matching connection with the braking wheel 34, so as to release the wire winder 32, at the moment, the wire winder 32 can rotate freely to enable the mosquito net end to descend, the wire winder 32 slides downwards along the rope shaft 31 under the action of gravity, the magnetic disc 35 is adsorbed on the driving wheel 31 again to enable the clutch structure to be closed, the wire winder 32 is in transmission connection with the driving wheel 31 again, and then the driving wheel 22 is in meshing connection with the driving wheel 31 after the main control system 2 is reset, so as to enable the mosquito net to enter the.

The main control system 2 further comprises an energy storage battery 28 and a controller 29, the energy storage battery 28 is electrically connected with the motor 21 through the controller 29, travel switches are arranged on the wedge-shaped step platform 13, a plurality of travel switches in one-to-one correspondence with the wire winders 32 are arranged on the frame 1, and the travel switches are respectively electrically connected with the controller 29. The wedge-shaped step platform 13 is provided with a travel switch, and the travel switch is electrically connected with the controller 29. The travel switch on the rack 1 is used for detecting the position state of the wire winder 32, and when the wire winder 32 is blocked, the travel switch generates an uplink action, and when the travel switch detects that all the wire winders 32 are in a stop state, the travel switch sends a signal to the main control system 2 to cut off the operation of the motor 21. The travel switch on the wedge-shaped step 13 is used for detecting the state of the driving wheel 22 on the main control system 2, namely, the matching relation between the driving wheel 22 and the parking disc 11 is judged by reversing the position of the switching rod 26. When the motor 21 rotates reversely, the reverse rotation switching rod 26 rotates to the wedge-shaped step 13 to trigger the travel switch, the main control system 2 turns off the motor 21, at this time, the driving wheel 22 is lifted to push the parking disc 11 to release all the wire reels 32, and then the main control system 2 starts the motor 21 to rotate normally again to enter the lifting travel. The main control system 2 preferably adopts the energy storage battery 28 to supply power so as to avoid the problem of wiring and pulling wires, and the power consumption required by the driving and controlling of the rope winding mechanism 3 by the main control system 2 is lower, so that the driving mode of the energy storage battery 28 is implemented, the mosquito net lifter is ensured not to have requirements on decoration and wiring when being installed and used, and the use experience of a user can be effectively improved.

The parking clamping groove 12 is provided with an anti-rolling baffle 17, the lower end of the anti-rolling baffle 17 is fixedly connected with the parking disc 11, and the anti-rolling baffle 17 is arranged around the lower end of the wire winder 32. The anti-rolling baffle 17 surrounds the wire winder 32 to prevent the wire on the anti-rolling baffle from rolling into the transmission mechanism.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.

Claims

1. An energy-saving balance lifter comprises a rack (1), wherein a main control system (2) and a plurality of rope winding mechanisms (3) surrounding the main control system (2) are arranged on the rack (1); the method is characterized in that: the rope winding mechanism (3) comprises a rope shaft (31), two ends of the rope shaft (31) are respectively and fixedly connected with the rack (1), and a winder (32) and a driving wheel (33) are arranged on the rope shaft (31); the transmission wheel (33) is matched with the main control system (2) to form transmission connection, and the winder (32) is provided with a brake wheel (34) matched with the main control system (2); a clutch structure is arranged between the winder (32) and the driving wheel (33), and a magnetic disc (35) matched with the driving wheel (33) is arranged on the winder (32).

2. The energy efficient balanced riser of claim 1, wherein: the clutch structure lug (36) and the sliding chute (37) are characterized in that the driving wheel (33) is rotatably arranged below the wire winder (32), the magnetic disc (35) is arranged on the lower end face of the wire winder (32), and the driving wheel (33) is made of a magnetic conductive material; a plurality of lugs (36) are arranged on the lower end face of the winder (32), and a plurality of corresponding chutes (37) are arranged on the upper end face of the driving wheel (33); when the magnetic disc (35) is adsorbed on the driving wheel (33), the plurality of lugs (36) are clamped on the corresponding sliding grooves (37), so that the wire winder (32) and the driving wheel (33) can integrally rotate.

3. The energy efficient balanced riser of claim 2, wherein: the parking disc is characterized in that a parking disc (11) is arranged on the rack (1), a plurality of parking clamping grooves (12) are formed in the parking disc (11), the wire reels (32) are rotatably arranged in the corresponding parking clamping grooves (12) in a penetrating mode, the brake wheels (34) and the parking disc (11) are arranged in a vertically staggered mode, and when the brake wheels (34) move up and down along the rope shafts (31) along with the wire reels (32), the brake wheels (34) can be connected with the parking clamping grooves (12) in a matched mode.

4. The energy efficient balanced riser of claim 1, wherein: the main control system (2) comprises a motor (21), a driving wheel (22) and a central shaft (23), the central shaft (23) is rotatably arranged on the rack (1), the driving wheel (22) is rotatably arranged on the central shaft (23), and the driving wheel (22) is meshed with a plurality of transmission wheels (33); the motor (21) is fixedly connected with the frame (1), and an output shaft of the motor (21) is provided with an output wheel (24) meshed with the driving wheel (22).

5. The energy efficient balanced riser of claim 4, wherein: the driving wheel (22) is connected with the central shaft (23) in a matched mode through a one-way bearing (25), the upper end of the central shaft (23) is provided with a reverse switching rod (26), and the upper end face of the rack (1) is provided with a wedge-shaped step (13).

6. The energy efficient balanced riser of claim 5, wherein: a parking disc (11) is arranged above the driving wheel (22), a plurality of guide columns (14) arranged around a central shaft (23) are arranged on the rack (1), and the parking disc (11) is matched and connected with the guide columns (14) so as to move up and down along the parking disc; a limiting block (15) is arranged between the parking disc (11) and the lower end of the rack (1), a return spring (16) is arranged between the parking disc (11) and the upper end of the rack (1), and a jacking sliding block (27) is arranged on the upper end face of the driving wheel (22).

7. The energy efficient balanced riser of claim 5, wherein: the main control system (2) further comprises an energy storage battery (28) and a controller (29), the energy storage battery (28) is electrically connected with the motor (21) through the controller (29), travel switches are arranged on the wedge-shaped step (13), a plurality of travel switches in one-to-one correspondence with the wire winders (32) are arranged on the rack (1), and the travel switches are respectively electrically connected with the controller (29).

8. The energy efficient balanced riser of claim 3, wherein: the parking clamping groove (12) is provided with an anti-rolling baffle (17), the lower end of the anti-rolling baffle (17) is fixedly connected with the parking disc (11), and the anti-rolling baffle (17) is arranged around the lower end of the winder (32).