CN220078246U - Control system of elevator and elevator - Google Patents
Control system of elevator and elevator Download PDFInfo
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- CN220078246U CN220078246U CN202321420028.1U CN202321420028U CN220078246U CN 220078246 U CN220078246 U CN 220078246U CN 202321420028 U CN202321420028 U CN 202321420028U CN 220078246 U CN220078246 U CN 220078246U
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- 239000002699 waste material Substances 0.000 abstract description 7
- 238000003860 storage Methods 0.000 description 14
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Abstract
The utility model discloses an elevator control system and an elevator, and belongs to the technical field of elevators. The control system of the elevator comprises: the electric energy collection module comprises an electric energy conversion unit and an electric energy storage unit, wherein the electric energy conversion unit is used for being connected with a roller guide shoe of a counterweight block of an elevator and converting kinetic energy generated by movement of the roller guide shoe into electric energy to be output to the electric energy storage unit; and the control module is connected with the electric energy collection module. The control system of the elevator is connected with the roller guide shoe of the counterweight block through the electric energy conversion unit, collects the energy of the counterweight block running up and down, reduces energy waste and realizes energy saving of the elevator.
Description
Technical Field
The utility model belongs to the technical field of elevators, and particularly relates to an elevator control system and an elevator.
Background
The elevator is common lifting equipment in daily life, and comprises a traction machine, a guide rail, a counterweight device, a safety device, a car and the like, wherein two ends of a traction rope are respectively connected with the car and the counterweight, the traction rope is wound on the traction wheel and the guide wheel, a traction motor drives the traction wheel to rotate after the speed of the traction motor is changed through a speed reducer, and the elevator achieves lifting movement of the car and the counterweight by means of traction force generated by friction of the traction rope and the traction wheel, so that the transportation purpose is achieved.
At present, the elevator is operated by using electric energy provided by an external power supply mostly, the power consumption is high, the elevator cannot operate when the external power supply is disconnected, and the energy in the elevator operation process is not collected, so that the problem of great energy waste is caused.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a control system of an elevator and the elevator, which can collect the energy of the elevator and realize the purpose of energy saving.
In a first aspect, the present utility model provides a control system for an elevator, comprising:
the electric energy collection module comprises an electric energy conversion unit and an electric energy storage unit, wherein the electric energy conversion unit is used for being connected with a roller guide shoe of a counterweight block of an elevator and converting kinetic energy generated by movement of the roller guide shoe into electric energy to be output to the electric energy storage unit;
and the control module is connected with the electric energy collection module.
According to the elevator control system, the electric energy conversion unit is connected with the roller guide shoe of the counterweight block, so that the energy of the counterweight block running up and down is collected, the energy waste is reduced, and the elevator energy conservation is realized.
According to one embodiment of the present utility model, further comprising:
the elevator power supply unit is connected with the electric energy storage unit, and a circuit breaker is arranged between the elevator power supply unit and the electric energy storage unit;
the control module is connected with the circuit breaker and is used for controlling the circuit breaker to be closed so that the electric energy storage unit can provide electric energy for the elevator operation through the elevator power supply unit.
According to one embodiment of the utility model, the elevator power supply unit comprises:
the electric energy storage unit comprises an inverter and a transformer, wherein the inverter is connected between the transformer and the electric energy storage unit, the circuit breaker is connected between the inverter and the electric energy storage unit, and the transformer is used for being connected with an operation device of the elevator.
According to one embodiment of the present utility model, further comprising:
the speed detection module is used for collecting speed information of the counterweight blocks, the speed detection module is connected with the control module, and the control module is used for controlling the elevator to brake based on the speed information of the counterweight blocks.
According to one embodiment of the utility model, the speed detection module comprises at least one of a first speed detection means for detecting the speed of the roller guide shoe and a second speed detection means for detecting the speed of the travelling cable of the counterweight.
According to one embodiment of the utility model, the power harvesting module comprises:
the electric energy storage device comprises a generator and a rectifier, wherein the input end of the rectifier is connected with the generator, the output end of the rectifier is connected with the electric energy storage unit, and the generator is used for being connected with the roller guide shoe.
According to one embodiment of the utility model, the power harvesting module further comprises:
a converter connected between the rectifier and the electrical energy storage unit.
In a second aspect, the present utility model provides an elevator comprising:
the elevator comprises a lift car, a traction machine and a counterweight block;
the control system of an elevator according to the first aspect is connected to the roller shoes of the counterweight and the hoisting machine.
According to the elevator disclosed by the utility model, the electric energy conversion unit is connected with the roller guide shoe of the counterweight block, so that the energy for up-and-down running of the counterweight block is collected, the energy waste is reduced, and the energy saving of the elevator is realized.
According to one embodiment of the utility model, the roller guide shoes are arranged at the corner positions of the counterweight blocks.
According to one embodiment of the present utility model, further comprising:
the follower cable is connected with the roller guide shoe and the control system and is used for feeding back speed information of the counterweight block to the control system.
The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:
the electric energy conversion unit is connected with the roller guide shoe of the counterweight block, so that the energy of the counterweight block running up and down is collected, the energy waste is reduced, and the energy saving of the elevator is realized.
Further, in the low-voltage energy storage mode, the control module controls a breaker between the elevator power supply unit and the electric energy storage unit to be disconnected, and the electric energy collection module collects electric energy and supplies the electric energy to the electric energy storage unit for storage; when the storage unit of the electric energy is full or the voltage reaches a preset threshold value, the control module controls a circuit breaker between the elevator power supply unit and the storage unit of the electric energy to be closed, and in a high-voltage energy consumption mode, the electric energy stored in the storage unit of the electric energy is supplied to the elevator by the elevator power supply unit for operation.
Furthermore, the speed information of the counterweight block is collected through the speed detection module, when the speed of the counterweight block exceeds a preset speed threshold value, the control module can feed back a braking signal to the band-type brake system, band-type brake is carried out on the traction machine, braking of the elevator is achieved, effective braking of the elevator can be achieved when the safety tongs and the speed limiter fail, and safety of the elevator is improved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural view of a control system of an elevator provided by an embodiment of the present utility model;
fig. 2 is a schematic structural view of an elevator provided by an embodiment of the present utility model.
Reference numerals:
the electrical energy storage unit 110, the control module 120, the circuit breaker 131, the inverter 132, the fuse 133, the transformer 134, the generator 140, the rectifier 150, the converter 160,
elevator 200, car 210, traction machine 220, band-type brake system 221, counterweight 230, roller guide shoe 231, and travelling cable 232.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
A control system of an elevator 200 and an elevator 200 according to an embodiment of the utility model are described below with reference to fig. 1-2.
The control system of the elevator 200 according to the embodiment of the utility model can convert the kinetic energy of the counterweight 230 of the elevator 200 during operation into electric energy for collection and storage, and can also control the operation of the elevator 200.
The elevator 200 comprises a car 210, a traction machine 220 and a counterweight 230, wherein two ends of a traction rope of the traction machine 220 are respectively connected with the car 210 and the counterweight 230, and the traction machine 220 rotates to realize lifting movement of the car 210 and the counterweight 230.
The counterweight 230 of the elevator 200 is provided with roller guide shoes 231, and the counterweight 230 moves up and down along the guide rail of the elevator 200 by the roller guide shoes 231 under the traction of the traction machine 220.
In this embodiment, the roller guide shoes 231 may be disposed at the corner positions of the counterweight 230, the counterweight 230 may be rectangular parallelepiped, the roller guide shoes 231 are disposed at the corner positions where the counterweight 230 contacts the guide rail of the elevator 200, and the rolling members of the roller guide shoes 231 rotate as the counterweight 230 moves up and down.
As shown in fig. 1, the control system of the elevator 200 of the embodiment of the present utility model includes a power harvesting module and a control module 120.
Wherein the power harvesting module is used to harvest the energy of the elevator 200 traveling up and down the counterweight 230.
In this embodiment, the power collecting module includes a power converting unit for being connected with the roller guide shoes 231 of the counterweight 230 of the elevator 200 and converting kinetic energy generated by the movement of the roller guide shoes 231 into power to be output to the power storing unit 110, and the power storing unit 110.
The power conversion unit is connected with the roller guide shoes 231 of the counterweight 230, and converts kinetic energy of the roller guide shoes 231 of the counterweight 230 into power and outputs the power to the power storage unit 110 for storage when the counterweight 230 moves up and down along the guide rail.
The electric energy storage unit 110 may be a direct current storage battery, which is a battery that can be repeatedly charged and discharged.
In this embodiment, the electric energy storage unit 110 may store the electric energy converted by the electric energy conversion unit, and the electric energy storage unit 110 may also output the electric energy stored by itself to other devices for use.
The control module 120 is connected to the electric energy collection module, and the electric energy stored in the electric energy storage unit 110 can be supplied to the control module 120 for distribution and use.
For example, the electric energy collection module may be used as an emergency power source of the elevator 200, and when the elevator 200 fails, the electric energy collection module may be used as a lighting lamp, an interphone, and a flat layer inductor of the elevator 200.
A specific embodiment is described below.
As shown in fig. 2, rolling guide shoes are installed at corner positions of the counterweight blocks 230, and the counterweight blocks 230 move up and down along guide rails of the elevator 200 by the rolling guide shoes.
The electric energy conversion unit is connected with the roller guide shoes 231 of the counterweight 230, converts kinetic energy of the roller guide shoes 231 into electric energy, transmits the electric energy generated by the roller guide shoes 231 to the electric energy storage unit 110 through the travelling cable 232, and the electric energy stored by the electric energy storage unit 110 can be supplied to the control module 120 for use, so that energy saving of the elevator 200 is realized.
According to the control system of the elevator 200 provided by the embodiment of the utility model, the electric energy conversion unit is connected with the roller guide shoes 231 of the counterweight block 230, so that the energy of the counterweight block 230 running up and down is collected, the energy waste is reduced, and the energy saving of the elevator 200 is realized.
In some embodiments, the control system of the elevator 200 may also include an elevator 200 power supply unit.
In this embodiment, the elevator 200 power supply unit is connected to the electric energy storage unit 110, a circuit breaker 131 is provided between the elevator 200 power supply unit and the electric energy storage unit 110, and the control module 120 is connected to the circuit breaker 131.
In actual execution, the control module 120 is used to control the closing of the circuit breaker 131 so that the electric energy storage unit 110 provides electric energy for the operation of the elevator 200 via the elevator 200 power supply unit.
The device for supplying electric energy to the operation of the elevator 200 when the power supply unit of the elevator 200 is used, that is, the power supply unit of the elevator 200 can supply electric energy to the operation device of the elevator 200, such as the traction machine 220 of the elevator 200, for driving the elevator 200 to operate, so as to realize the lifting movement of the car 210 and the counterweight 230.
In this embodiment, an elevator 200 power supply unit is connected to the electric energy storage unit 110, and the elevator 200 power supply unit supplies electric energy stored in the electric energy storage unit 110 to the operating device of the elevator 200.
A circuit breaker 131 is arranged between the elevator 200 power supply unit and the electric energy storage unit 110, the control module 120 controls the circuit breaker 131 to be closed, the elevator 200 power supply unit transmits electric energy stored by the electric energy storage unit 110, and the electric energy storage unit 110 provides electric energy for the operation of the elevator 200 through the elevator 200 power supply unit.
It should be noted that, the control system of the elevator 200 includes an electric energy collection module, an elevator 200 power supply unit and an electric energy storage unit 110, the electric energy collection module is connected with the electric energy storage unit 110, a circuit breaker 131 is disposed between the elevator 200 power supply unit and the electric energy storage unit 110, and the control module 120 can be switched between a low-voltage energy storage mode and a high-voltage energy consumption mode.
In the low voltage energy storage mode, the control module 120 controls the circuit breaker 131 between the power supply unit of the elevator 200 and the electric energy storage unit 110 to open, and the electric energy collection module collects electric energy to be supplied to the electric energy storage unit 110 for storage.
When the full or voltage of the electric energy storage unit 110 reaches a preset threshold, the control module 120 controls the circuit breaker 131 between the elevator 200 power supply unit and the electric energy storage unit 110 to be closed, and in the high voltage energy consumption mode, the electric energy stored in the electric energy storage unit 110 is supplied to the elevator 200 by the elevator 200 power supply unit for operation.
In some embodiments, elevator 200 power supply unit includes inverter 132 and transformer 134.
In this embodiment, the inverter 132 is connected between the transformer 134 and the electric energy storage unit 110, the circuit breaker 131 is connected between the inverter 132 and the electric energy storage unit 110, and the transformer 134 is used for connection with the operating device of the elevator 200.
It will be appreciated that the electrical energy storage unit 110 stores direct current, the elevator 200 operates up and down using alternating current, and the voltage driving the elevator 200 up and down is different from the voltage of the electrical energy storage unit 110.
The circuit breaker 131 is connected between the inverter 132 and the electric energy storage unit 110, the circuit breaker 131 is used for controlling the on-off of a circuit between the inverter 132 and the electric energy storage unit 110, and the inverter 132 is used for converting direct current stored in the electric energy storage unit 110 into alternating current.
The other end of the inverter 132 is connected to a transformer 134, and the transformer 134 is connected to an operating device of the elevator 200, and the transformer 134 may perform a step-down operation, or may be used for isolation without changing a voltage value.
In this embodiment, the electric power stored in the electric power storage unit 110 is supplied to the operation device of the elevator 200 by providing the inverter 132 and the transformer 134, and thus the lifting movement of the car 210 and the counterweight 230 is achieved.
In actual implementation, a fuse 133 is provided between the inverter 132 and the transformer 134, to achieve circuit protection in the event of a short circuit and an overcurrent.
A specific embodiment is described below.
When the elevator 200 runs up and down, the roller guide shoes 231 of the counterweight block 230 rotate to convert kinetic energy into electric energy to be stored in the electric energy storage unit 110, the electric energy storage unit 110 can be used as an emergency power supply of the elevator 200, and when the elevator 200 is powered off, the electric energy stored in the electric energy storage unit 110 can be used for illuminating lamps, interphones and flat layer inductors of the elevator 200.
After the electric energy storage unit 110 is full, the control module 120 can output a signal to change the switch of the breaker 131 from a normally open point to be closed, the electric energy storage unit 110 stops storing electric quantity, and the electric energy storage unit is converted into 220V alternating current voltage by the conversion of the inverter 132 under the action of the transformer 134 and is output to the operation device of the elevator 200 for use.
In some embodiments, the control system of elevator 200 also includes a speed detection module.
In this embodiment, a speed detection module is used to collect speed information of counterweight 230, the speed detection module is connected to control module 120, and control module 120 is used to control elevator 200 braking based on the speed information of counterweight 230.
In the related art, when the lifting speed of the lifting device of the elevator exceeds the rated speed, the speed limiter and the safety tongs act to brake, but when the safety tongs and the speed limiter fail, effective braking cannot be carried out, and the condition that the device falls down or is bumped easily occurs.
According to the embodiment of the utility model, the speed detection module is used for collecting the speed information of the counterweight block 230, when the speed of the counterweight block 230 exceeds the preset speed threshold value, the control module 120 can feed back a braking signal to the band-type brake system 221 to carry out band-type brake on the traction machine 220, so that the braking of the elevator 200 is realized, and when the safety tongs and the speed limiter fail, the effective braking of the elevator 200 can be realized, and the safety of the elevator 200 is improved.
In some embodiments, the speed detection module includes at least one of a first speed detection device and a second speed detection device.
Wherein the first speed detecting means is used to detect the speed of the roller guide shoe 231 and the second speed detecting means is used to detect the speed of the trailing cable 232 of the counterweight 230.
The roller guide shoe 231 may be provided with a first speed detecting device, where the first speed detecting device is configured to detect a rotational speed of the roller guide shoe 231, and feed back the rotational speed of the roller guide shoe 231 to the control module 120, where the control module 120 feeds back a braking signal to the brake system 221 of the traction machine 220 to perform brake braking according to whether the rotational speed exceeds a preset speed threshold.
The second speed detection device may also be disposed on the trailing cable 232 of the counterweight 230, where the second speed detection device is configured to detect the speed of the trailing cable 232 and the up-down running of the counterweight 230, and feed back the speed to the control module 120, and the control module 120 feeds back a braking signal to the brake system 221 of the traction machine 220 according to whether the rotational speed exceeds a preset speed threshold value, so as to perform brake braking.
In some embodiments, the power harvesting module may include a generator 140 and a rectifier 150.
In this embodiment, the input of the rectifier 150 is connected to the generator 140, the output of the rectifier 150 is connected to the electrical energy storage unit 110, and the generator 140 is used to connect to the roller shoes 231.
The generator 140 is connected to the roller guide shoes 231, the generator 140 converts kinetic energy of rotation of the roller guide shoes 231 into electric energy, the input end of the rectifier 150 is connected to the generator 140, the rectifier 150 rectifies the electric energy converted by the generator 140, converts alternating current into direct current, and supplies the direct current to the electric energy storage unit 110 for storage.
In some embodiments, the power harvesting module may also include a converter 160.
In this embodiment, the converter 160 is connected between the rectifier 150 and the electrical energy storage unit 110.
The converter 160 of the power harvesting module is a DC-DC converter 160 that can convert the power of one voltage level to power of another voltage level.
In this embodiment, the inverter 160 is connected between the rectifier 150 and the electric energy storage unit 110, and the inverter 160 performs voltage conversion on the direct current output from the rectifier 150 and outputs the direct current to the electric energy storage unit 110 for storage.
A specific embodiment is described below.
The roller guide shoes 231 are provided with the generator 140, convert kinetic energy into electric energy by up-and-down operation of the elevator 200, and convert ac power outputted from the generator 140 into 24V dc power by the rectifier 150 and the inverter 160, thereby storing the electric energy for the electric energy storage unit 110.
The electric energy storage unit 110 is used as an emergency power supply of the elevator 200, and when the elevator 200 fails, the electric energy storage unit 110 can be used for lighting lamps, interphones and flat layer inductors of the elevator 200.
After the electric energy storage unit 110 is full, the control module 120 changes the output signal to switch the switch of the breaker 131 from a normally open point to be closed, the electric energy storage unit 110 stops storing electric quantity, the conversion of the inverter 132 is performed, the conversion is performed to 220V alternating voltage under the action of the transformer 134, and the obtained voltage is transmitted to the operation device of the elevator 200 for use.
The control system of the elevator 200 can collect the energy of the counterweight 230 to save energy, monitor the speed of the elevator 200 on the counterweight 230 and effectively brake the elevator 200.
The embodiment of the utility model also provides an elevator 200.
As shown in fig. 2, the elevator 200 includes a car 210, a traction machine 220, a counterweight 230, and a control system of the elevator 200 as described above, the control system being connected to the roller guide shoes 231 of the counterweight 230 and the traction machine 220.
The control system can convert kinetic energy of the counterweight 230 of the elevator 200 during operation into electric energy for collection and storage, and can control the operation of the elevator 200 through the traction machine 220.
According to the elevator 200 provided by the embodiment of the utility model, the electric energy conversion unit is connected with the roller guide shoes 231 of the counterweight 230, so that the energy of the counterweight 230 running up and down is collected, the energy waste is reduced, and the energy saving of the elevator 200 is realized.
The control system of the elevator 200 comprises an electric energy collection module, an elevator 200 power supply unit and an electric energy storage unit 110, wherein the electric energy collection module is connected with the electric energy storage unit 110, a circuit breaker 131 is arranged between the elevator 200 power supply unit and the electric energy storage unit 110, and the control module 120 can be switched between a low-voltage energy storage mode and a high-voltage energy consumption mode.
In the low voltage energy storage mode, the control module 120 controls the circuit breaker 131 between the power supply unit of the elevator 200 and the electric energy storage unit 110 to open, and the electric energy collection module collects electric energy to be supplied to the electric energy storage unit 110 for storage.
When the full or voltage of the electric energy storage unit 110 reaches a preset threshold, the control module 120 controls the circuit breaker 131 between the elevator 200 power supply unit and the electric energy storage unit 110 to be closed, and in the high voltage energy consumption mode, the electric energy stored in the electric energy storage unit 110 is supplied to the elevator 200 by the elevator 200 power supply unit for operation.
In some embodiments, the roller guide shoes 231 are disposed at corner positions of the counter weights 230.
In this embodiment, the roller guide shoes 231 may be disposed at the corner positions of the counterweight 230, the counterweight 230 may be rectangular parallelepiped, the roller guide shoes 231 are disposed at the corner positions where the counterweight 230 contacts the guide rail of the elevator 200, and the rolling members of the roller guide shoes 231 rotate as the counterweight 230 moves up and down.
In some embodiments, elevator 200 also includes a trailing cable 232.
In this embodiment, a follower cable 232 connects the roller guide shoe 231 and the control system, and the follower cable 232 is used to feed back speed information of the counter weight 230 to the control system.
The trailing cable 232 includes a communication cable and a power cord, is insulated between the communication cable and the power cord by a filled insulating material, and includes a steel wire in the trailing cable 232, and exists as a load-bearing and tensile member.
In some embodiments, the control system of elevator 200 also includes a speed detection module.
In this embodiment, a speed detection module is used to collect speed information of counterweight 230, the speed detection module is connected to control module 120, and control module 120 is used to control elevator 200 braking based on the speed information of counterweight 230.
In some embodiments, the speed detection module includes at least one of a first speed detection device and a second speed detection device.
Wherein the first speed detecting means is used to detect the speed of the roller guide shoe 231 and the second speed detecting means is used to detect the speed of the trailing cable 232 of the counterweight 230.
The roller guide shoe 231 may be provided with a first speed detecting device, where the first speed detecting device is configured to detect a rotational speed of the roller guide shoe 231, and feed back the rotational speed of the roller guide shoe 231 to the control module 120, where the control module 120 feeds back a braking signal to the brake system 221 of the traction machine 220 to perform brake braking according to whether the rotational speed exceeds a preset speed threshold.
The second speed detection device may also be disposed on the trailing cable 232 of the counterweight 230, where the second speed detection device is configured to detect the speed of the trailing cable 232 and the up-down running of the counterweight 230, and feed back the speed to the control module 120, and the control module 120 feeds back a braking signal to the brake system 221 of the traction machine 220 according to whether the rotational speed exceeds a preset speed threshold value, so as to perform brake braking.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present utility model may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.
In the description of the present utility model, "plurality" means two or more.
In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.
In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A control system for an elevator, comprising:
the electric energy collection module comprises an electric energy conversion unit and an electric energy storage unit, wherein the electric energy conversion unit is used for being connected with a roller guide shoe of a counterweight block of an elevator and converting kinetic energy generated by movement of the roller guide shoe into electric energy to be output to the electric energy storage unit;
and the control module is connected with the electric energy collection module.
2. The control system of an elevator of claim 1, further comprising:
the elevator power supply unit is connected with the electric energy storage unit, and a circuit breaker is arranged between the elevator power supply unit and the electric energy storage unit;
the control module is connected with the circuit breaker and is used for controlling the circuit breaker to be closed so that the electric energy storage unit can provide electric energy for the elevator operation through the elevator power supply unit.
3. The control system of an elevator according to claim 2, characterized in that the elevator power supply unit comprises:
the electric energy storage unit comprises an inverter and a transformer, wherein the inverter is connected between the transformer and the electric energy storage unit, the circuit breaker is connected between the inverter and the electric energy storage unit, and the transformer is used for being connected with an operation device of the elevator.
4. The control system of an elevator of claim 1, further comprising:
the speed detection module is used for collecting speed information of the counterweight blocks, the speed detection module is connected with the control module, and the control module is used for controlling the elevator to brake based on the speed information of the counterweight blocks.
5. The elevator control system of claim 4, wherein the speed detection module comprises at least one of a first speed detection device for detecting a speed of the roller guide shoe and a second speed detection device for detecting a speed of the travelling cable of the counterweight.
6. The control system of an elevator according to any one of claims 1-5, characterized in that the power harvesting module comprises:
the electric energy storage device comprises a generator and a rectifier, wherein the input end of the rectifier is connected with the generator, the output end of the rectifier is connected with the electric energy storage unit, and the generator is used for being connected with the roller guide shoe.
7. The elevator control system of claim 6, wherein the power harvesting module further comprises:
a converter connected between the rectifier and the electrical energy storage unit.
8. An elevator, characterized by comprising:
the elevator comprises a lift car, a traction machine and a counterweight block;
the control system of an elevator according to any one of claims 1-7, which is connected to the roller shoes of the counterweight and the hoisting machine.
9. The elevator of claim 8, wherein the roller guide shoe is disposed at a corner location of the counterweight.
10. The elevator according to claim 8 or 9, further comprising:
the follower cable is connected with the roller guide shoe and the control system and is used for feeding back speed information of the counterweight block to the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321420028.1U CN220078246U (en) | 2023-06-05 | 2023-06-05 | Control system of elevator and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321420028.1U CN220078246U (en) | 2023-06-05 | 2023-06-05 | Control system of elevator and elevator |
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| Publication Number | Publication Date |
|---|---|
| CN220078246U true CN220078246U (en) | 2023-11-24 |
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| CN202321420028.1U Active CN220078246U (en) | 2023-06-05 | 2023-06-05 | Control system of elevator and elevator |
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|---|---|
| CN (1) | CN220078246U (en) |
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2023
- 2023-06-05 CN CN202321420028.1U patent/CN220078246U/en active Active
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