CN204873330U - Elevator overload alarm system - Google Patents
Elevator overload alarm system Download PDFInfo
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- CN204873330U CN204873330U CN201520598713.2U CN201520598713U CN204873330U CN 204873330 U CN204873330 U CN 204873330U CN 201520598713 U CN201520598713 U CN 201520598713U CN 204873330 U CN204873330 U CN 204873330U
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- circuit
- single chip
- elevator
- warning
- transceiver device
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- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The utility model provides an elevator overload alarm system, including single chip circuit, infrared ray circuit, display circuit, warning circuit, infrared ray circuit, display circuit, warning circuit respectively with the single chip circuit links to each other, signal transmission will be monitored extremely to the infrared ray circuit the single chip circuit, the single chip circuit basis the monitor signal is right the elevator is come in and go out and is counted, obtains the interior current number of bearing of elevator, the single chip circuit still is used for the number of bearing was greater than to predetermine and passed through under the state that bears the upper limit present warning circuit sends the warning that overloads, the display circuit is used for showing present the number of bearing and warning circuit sends alarm signal's simultaneous display overload suggestion.
Description
Technical field
The utility model relates to a kind of elevator overload warning.
Background technology
Along with the raising day by day of living standard, conveniently and fast, the selection between People's Bank of China's stair and elevator, the latter is greater than the former to increasing people often.But, when be on duty peak load conditions and crowd block up, need the people taking elevator a lot, and the transport power that elevator related to this bears does not have corresponding increase, can cause and occur that overloading occurs again and again.And in fact, elevator generation overloading is very dangerous.And elevator accident takes place frequently in the recent period, the problem of elevator safety causes society and pays close attention to widely, and for this problem, elevator overload warning seems particularly important.
Utility model content
For defect of the prior art, the purpose of this utility model is to provide a kind of elevator overload warning.
According to a kind of elevator overload warning that the utility model provides, comprise single chip circuit, infrared ray circuit, display circuit, warning circuit;
Described infrared ray circuit, display circuit, warning circuit are connected with described single chip circuit respectively;
Monitor signal is sent to described single chip circuit by described infrared ray circuit, and described single chip circuit to described elevator discrepancy counting, obtains current carrying number in elevator according to described monitor signal; Described single chip circuit also sends overload warning by described warning circuit for be greater than the default state carrying the upper limit in described current carrying number under; Described display circuit is for showing described current carrying number and show overload prompting while described warning circuit sending alerting signal.
As a kind of embodiment, described infrared ray circuit comprises the first infrared transceiver device and the second infrared transceiver device; Described first infrared transceiver device is located at described lift car railway carriage or compartment reveal, is elevated with described car, and described second infrared transceiver device is fixed at described elevator door body of wall side;
In Preset Time, the sensing jump signal that the sensing jump signal that described first infrared transceiver device obtains obtains early than described second infrared transceiver device, described current carrying number is subtracted one by described single chip circuit;
In Preset Time, the sensing jump signal obtained in described second infrared transceiver device after the sensing jump signal that described first infrared transceiver device obtains, described current carrying number is added one by described single chip circuit.
As a kind of embodiment, described single chip circuit is the minimum system of MCS-51 series monolithic AT89C51 chip.
As a kind of embodiment, described warning circuit comprises buzzer phone and light-emitting diode; Under described current carrying number is greater than the state presetting the carrying upper limit, the pin that described single chip circuit is connected with light-emitting diode with described buzzer phone sets high level simultaneously, described lumination of light emitting diode while described buzzer phone sends buzzing.
As a kind of embodiment, also comprise button debug circuit; Described button debug circuit is connected with described single chip circuit, and described button debug circuit is for resetting counting and the function debugging of described micro controller system.
As a kind of embodiment, described display circuit is digital pipe display circuit.
As a kind of embodiment, also comprise power circuit, described power circuit is connected with described single chip circuit and display circuit respectively.
As a kind of embodiment, described power circuit is three-phase alternating current voltage stabilizing 220V power supply.
Compared with prior art, the utility model has following beneficial effect:
The utility model carries out current manned counting in elevator by opto-electronic pickup, and shown by group of four figures pipe, counter capacity is 0 ~ 9999, realizes instant playback current value.Can overload warning numerical value be manually set, when reaching this setting numerical value alarm.The utility model also has hand reset (clearing) function.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present utility model will become more obvious:
Fig. 1 is a kind of elevator overload warning structural representation in embodiment;
Fig. 2 is the first infrared transceiver device in embodiment and the second infrared transceiver device scheme of installation;
Fig. 3 is the schematic diagram of single-chip minimum system in a kind of elevator overload warning in embodiment;
Fig. 4 is the pinouts of AT89C51 system in a kind of elevator overload warning in embodiment;
Fig. 5 is the buzzer phone connection diagram in a kind of elevator overload warning in embodiment;
Fig. 6 is warning circuit schematic diagram in a kind of elevator overload warning in embodiment;
Fig. 7 is button debug circuit schematic diagram in a kind of elevator overload warning in embodiment;
Fig. 8 is the display routine diagram of circuit of display circuit in a kind of elevator overload warning in embodiment.
In figure: 1-first infrared transceiver device; 2-second infrared transceiver device; 3-arranges warning many keys; 4-increases button; 5-subtracts button; 6-warning zeroing number button; The infrared input key of 7-first; The infrared input key of 8-second.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in detail.Following examples will contribute to those skilled in the art and understand the utility model further, but not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.
A kind of elevator overload warning, as shown in Figure 1, comprises single chip circuit, infrared ray circuit, display circuit, warning circuit;
Described infrared ray circuit, display circuit, warning circuit are connected with described single chip circuit respectively;
Monitor signal is sent to described single chip circuit by described infrared ray circuit, and described single chip circuit to described elevator discrepancy counting, obtains current carrying number in elevator according to described monitor signal; Described single chip circuit also sends overload warning by described warning circuit for be greater than the default state carrying the upper limit in described current carrying number under; Described display circuit is for showing described current carrying number and show overload prompting while described warning circuit sending alerting signal.
As a kind of embodiment, described infrared ray circuit comprises the first infrared transceiver device 1 and the second infrared transceiver device 2; Described first infrared transceiver device 1 is located at described lift car railway carriage or compartment reveal, is elevated with described car, and described second infrared transceiver device 2 is fixed at described elevator door body of wall side;
In Preset Time, the sensing jump signal that the sensing jump signal that described first infrared transceiver device 1 obtains obtains early than described second infrared transceiver device 2, described current carrying number is subtracted one by described single chip circuit;
In Preset Time, the sensing jump signal obtained in described second infrared transceiver device 2 after the sensing jump signal that described first infrared transceiver device 1 obtains, described current carrying number is added one by described single chip circuit.
The present embodiment adopt the first infrared transceiver device 1 and the second infrared transceiver device 2 totally two groups of infrared ray transmitter and receivers to pipe, be arranged on the appropriate location outside elevator induction door, when through the out-of-date ultrared different sequential of blocking two infrared ray transmitter and receivers and sending pipe, micro controller system judges that number increases or reduces.
The installation site of two sensors needs at a distance of certain distance (between 30cm ~ 50cm, as Fig. 2), when unmanned through sensor, the infrared radiation that infrared diode sends is less than on photo-transistor, the signal sending micro controller system to is constant low level always, and system is counting not.When there being people to enter in elevator, pass by elevator door time first shelter from the infrared light receiving/transmitting light path of the second infrared transceiver device 2, the light that then the infrared ray diode of the second infrared transceiver device 2 sends is radiated on the person, reflex to again on illuminated triode, meeting in circuit produces a high level signal, again after amplification filtering, logic operation finally exports a low level signal.Leave the second infrared transceiver device 2 subsequently and shelter from the first infrared transceiver device 1, finally enter in lift car.Thus, whole enter level signal in the process of elevator be height change, namely one enters impulse singla, and the STATUS register delivering to micro controller system carries out adding a counting, otherwise, be then subtract counting.First infrared transceiver device 1 optionally has according to its mechanism is different with the second infrared transceiver device 2: passive-type infradred sensor, active infrared pickoff.Wherein active infradred sensor comprises infrared transmitting tube and infrared receiver sensor, these two kinds of sensors support the use and can form complete infrared detection, a command and control system, and this kind of sensor also claims optical detection type sensor native system to employ infrared-emitting diode wherein and infrared receiver aerotron detects the passengers quantity judged in elevator.The present embodiment first infrared transceiver device 1 and the second infrared transceiver device 2 are active infradred sensor.
As a kind of embodiment, described single chip circuit is the minimum system of MCS-51 series monolithic AT89C51 chip.Fig. 4 is the pin schematic diagram of AT89C51 system chip.
One-chip computer module is mainly used to the number realized turnover elevator and adds, subtracts counting.In the design of one-chip computer module, consider procedure quantity in system and data volume less, the I/O mouth resource needed is also relatively less, the AT89C51 chip of AT2MEL company just can meet the demand of system, so the minimum system that have employed MCS-51 series monolithic AT89C51 chip in system realizes.STC89C52 is the crystallization of large-scale integrated circuit technique development, is a kind of 8 CMOS microcontrollers with low-power consumption, High Performance, Width funtion.There is 8 bit CPUs and the system programmable FLASH of typical bus type architecture, special function register, instruction repertoire that controlling functions enriches and dexterity.Application system flexibly, effectively.
Single-chip minimum system allows micro controller system can the most ball bearing made using system of normally operation procedure, normal work, and the necessary circuit that micro controller system can be made normally to start, start working.The minimum system of micro controller system is generally made up of micro controller system, program store, clock circuit and reset circuit.The schematic diagram of the single-chip minimum system that Fig. 3 is.
As a kind of embodiment, described warning circuit comprises buzzer phone and light-emitting diode; Under described current carrying number is greater than the state presetting the carrying upper limit, the pin that described single chip circuit is connected with light-emitting diode with described buzzer phone sets high level simultaneously, described lumination of light emitting diode while described buzzer phone sends buzzing.Fig. 5 is the connection diagram of described buzzer phone and single chip circuit, and described buzzer phone comprises power amplifier and loud speaker.The sound and light alarm while that the present embodiment realizing under overload condition with described buzzer phone and light-emitting diode.The connection diagram (micro controller system is not completely shown) of the described warning circuit in Fig. 6 position and described single chip circuit.The wherein described light-emitting diode in D1 position; F is described buzzer phone.
As a kind of embodiment, also comprise button debug circuit; Described button debug circuit is connected with described single chip circuit, and described button debug circuit is used for the counting and the function debugging that reset (reset) described micro controller system.As shown in Figure 7, the present embodiment adopts free-standing button, and such Circnit Layout is flexible, and software programming is also comparatively simple, although waste single-chip I/O mouth, each button monopolizes an I/O mouth, and the button on each I/O mouth is independent of each other.In the design, one has 6 buttons, arranges warning many keys 3, increases button 4, subtracts button 5, warning zeroing number button 6 and the infrared input key 8 of the first infrared input key 7, second.Describedly arrange warning many keys 3, increase button 4, subtract button 5, warning zeroing number button 6 and the infrared input key 8 of the first infrared input key 7, second all can be used for function debugging.Key-press module circuit diagram is as Fig. 7.Warning many keys 3 is wherein set and is used as state switching, for individual position, ten, hundred and the kilobit switching of counting machine display circuit.
Key-press module can arrange maximum warning numerical quantities.When needs arrange alarming value, need first to press to arrange key, first units is set, then press once key is set, individual position is only had to show, utilize to increase key and reduce key and regulate numerical value, after regulating, then click key is set, be transformed into ten digits, utilize to increase key and reduce key and regulate numerical value, by that analogy, hundred and kilobit can be set.Click again after setting and key is set just sets alarming value.
Utilization resets button can to the Numerical Implementation Protection Counter Functions carried out.
Key-press module can use more easily in the design.
As a kind of embodiment, described display circuit is digital pipe display circuit.The numeral method program of the design, mainly provides the display of numeral, micro controller system can be made when plus-minus counting works, and provides numeral accurately, thus can complete display circuit smoothly.
As a kind of embodiment, also comprise power circuit, described power circuit is connected with described single chip circuit and display circuit respectively.
As a kind of embodiment, described power circuit is three-phase alternating current voltage stabilizing 220V power supply.
The counter program of the design, is mainly used in realizing light-operated counting, and in counting circuit, select two ports to realize tally function, a port controlling adds counting, and another port controlling subtracts counting, thus can be more perfect realize tally function.
Above specific embodiment of the utility model is described.It is to be appreciated that the utility model is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present utility model.
Claims (8)
1. an elevator overload warning, is characterized in that, comprises single chip circuit, infrared ray circuit, display circuit, warning circuit;
Described infrared ray circuit, display circuit, warning circuit are connected with described single chip circuit respectively;
Monitor signal is sent to described single chip circuit by described infrared ray circuit, and described single chip circuit to described elevator discrepancy counting, obtains current carrying number in elevator according to described monitor signal; Described single chip circuit also sends overload warning by described warning circuit for be greater than the default state carrying the upper limit in described current carrying number under; Described display circuit is for showing described current carrying number and show overload prompting while described warning circuit sending alerting signal.
2. a kind of elevator overload warning according to claim 1, is characterized in that, described infrared ray circuit comprises the first infrared transceiver device and the second infrared transceiver device; Described first infrared transceiver device is located at described lift car railway carriage or compartment reveal, is elevated with described car, and described second infrared transceiver device is fixed at described elevator door body of wall side;
In Preset Time, the sensing jump signal that the sensing jump signal that described first infrared transceiver device obtains obtains early than described second infrared transceiver device, described current carrying number is subtracted one by described single chip circuit;
In Preset Time, the sensing jump signal obtained in described second infrared transceiver device after the sensing jump signal that described first infrared transceiver device obtains, described current carrying number is added one by described single chip circuit.
3. a kind of elevator overload warning according to claim 1, is characterized in that, described single chip circuit is the minimum system of MCS-51 series monolithic AT89C51 chip.
4. a kind of elevator overload warning according to claim 1, it is characterized in that, described warning circuit comprises buzzer phone and light-emitting diode; Under described current carrying number is greater than the state presetting the carrying upper limit, the pin that described single chip circuit is connected with light-emitting diode with described buzzer phone sets high level simultaneously, described lumination of light emitting diode while described buzzer phone sends buzzing.
5. a kind of elevator overload warning according to claim 1, is characterized in that, also comprise button debug circuit; Described button debug circuit is connected with described single chip circuit, and described button debug circuit is for resetting counting and the function debugging of described micro controller system.
6. a kind of elevator overload warning according to claim 1, is characterized in that, described display circuit is digital pipe display circuit.
7. a kind of elevator overload warning according to claim 1, it is characterized in that, also comprise power circuit, described power circuit is connected with described single chip circuit and display circuit respectively.
8. a kind of elevator overload warning according to claim 7, is characterized in that, described power circuit is three-phase alternating current voltage stabilizing 220V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520598713.2U CN204873330U (en) | 2015-08-11 | 2015-08-11 | Elevator overload alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520598713.2U CN204873330U (en) | 2015-08-11 | 2015-08-11 | Elevator overload alarm system |
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| Publication Number | Publication Date |
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| CN204873330U true CN204873330U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520598713.2U Expired - Fee Related CN204873330U (en) | 2015-08-11 | 2015-08-11 | Elevator overload alarm system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651522A (en) * | 2017-10-31 | 2018-02-02 | 合肥天鹰高科技有限公司 | A kind of elevator managing and control system based on power networks risk |
| CN107758462A (en) * | 2017-10-31 | 2018-03-06 | 合肥天鹰高科技有限公司 | A kind of elevator faults management method based on power system monitor |
| CN108806120A (en) * | 2017-05-02 | 2018-11-13 | 深圳市融美光科技有限公司 | A kind of remaining sum shows cash box and its application method |
| CN110930640A (en) * | 2019-10-31 | 2020-03-27 | 成都智达电力自动控制有限公司 | High-voltage chamber AVC security linkage system and control method thereof |
-
2015
- 2015-08-11 CN CN201520598713.2U patent/CN204873330U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108806120A (en) * | 2017-05-02 | 2018-11-13 | 深圳市融美光科技有限公司 | A kind of remaining sum shows cash box and its application method |
| CN107651522A (en) * | 2017-10-31 | 2018-02-02 | 合肥天鹰高科技有限公司 | A kind of elevator managing and control system based on power networks risk |
| CN107758462A (en) * | 2017-10-31 | 2018-03-06 | 合肥天鹰高科技有限公司 | A kind of elevator faults management method based on power system monitor |
| CN110930640A (en) * | 2019-10-31 | 2020-03-27 | 成都智达电力自动控制有限公司 | High-voltage chamber AVC security linkage system and control method thereof |
| CN110930640B (en) * | 2019-10-31 | 2021-07-27 | 成都智达电力自动控制有限公司 | High-voltage chamber AVC security linkage system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160921 Address after: 201499 3rd building, No. 913, Shun Tong Road, Fengxian District, Shanghai, 1-19 Patentee after: Shanghai wing wing network technology Co., Ltd. Address before: 215009 Suzhou City, Jiangsu Province University Road, No. 287 Patentee before: Suzhou Institute of Trade & Commerce |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20170811 |