CN203720994U - Earthquake early warning apparatus for elevator - Google Patents
Earthquake early warning apparatus for elevator Download PDFInfo
- Publication number
- CN203720994U CN203720994U CN201320838253.7U CN201320838253U CN203720994U CN 203720994 U CN203720994 U CN 203720994U CN 201320838253 U CN201320838253 U CN 201320838253U CN 203720994 U CN203720994 U CN 203720994U
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- circuit
- earthquake
- elevator
- digital signal
- signal processor
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses an earthquake early warning apparatus for an elevator. The apparatus comprises a digital signal processor as well as an information collecting system for collecting the acceleration of an elevator during earthquake, an alarm signal output circuit, a cellphone short message sending circuit, a communication circuit, and a power circuit, wherein the information collecting system, the alarm signal output circuit, the cellphone short message sending circuit and the communication circuit are all connected to the digital signal processor, and the power circuit supplies power to the digital signal processor, the information collecting system, the alarm signal output circuit, the cellphone short message sending circuit and the communication circuit. During daily running, the device can automatically conduct self-detection of sensor failures and prompt instant short messages so as to avoid being unaware of the sensor failures, which are induced by long-term running and further cause invalid earthquake early warning functions.
Description
Technical field
The utility model relates to the technical field of earthquake pre-warning, particularly a kind of earthquake prewarning device for elevator.
Background technology
China is a multiple country of earthquake, more than 6 grades earthquake has occurred nearly 800 times since twentieth century.China produces and consumption big country as elevator, but has 70% elevator to be arranged on seismic zone.Elevator earthquake prewarning device be a kind of can by detect this ladder locally oscillatory acceleration with identification P-wave and S ripple to facing, and the device of notifying elevator to make respective reaction, can alleviate earthquake casualties and reduce in earthquake elevator because delivering impaired possibility while occurring.
But at present the seismic sensor of domestic elevator earthquake prewarning device does not have the function of inefficacy self-inspection and long-range prompting, therefore this defect make to exist part elevator earthquake prewarning device sensor malfunctioning but having no way of learn, continue the situation of operation.Under this situation, work as earthquake to interim, therefore can not make correct reaction because sensor has lost efficacy, What is more is making elevator operation disorderly without the erroneous judgement of earthquake conditions lower device, cause on the contrary passenger's injures and deaths or elevator damage, is such device potential safety hazard of paying attention to of having to.Meanwhile, it is when monitoring after earthquake motion that domestic elevator earthquake prewarning device exists another deficiency, can not notify repair and maintenance unit or relevant unit to carry out the rear potential safety hazard investigation of elevator shake.
Utility model content
The purpose of this utility model is that the shortcoming that overcomes prior art is with not enough, in order to overcome, the sensor of traditional elevator earthquake prewarning device does not possess inefficacy self-checking function and device is subject to earthquake to trigger the rear deficiency that lacks long-range prompt facility, and a kind of earthquake prewarning device for elevator is provided.
In order to reach above-mentioned utility model object, by the following technical solutions:
For an earthquake prewarning device for elevator, comprise digital signal processor, for gathering information acquisition system, alerting signal output circuit, SMS transtation mission circuit, communicating circuit and the power circuit of this elevator seismic acceleration; Described information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit are all connected with digital signal processor; Described power circuit is digital signal processor, information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit power supply.
Preferably, described information acquisition system comprises earthquake ground motion acceleration sensor, pull-up resistor, electric source filter circuit and sensor filtering circuit, and described pull-up resistor, electric source filter circuit and sensor filtering circuit are all connected with earthquake ground motion acceleration sensor.
Preferably, described earthquake ground motion acceleration sensor is 3-axis acceleration sensor, and described 3-axis acceleration sensor is connected with digital signal processor by spi bus.
Preferably, described communicating circuit is RS232 communicating circuit, and described RS232 communicating circuit comprises a serial interface circuit, and described serial interface circuit is connected in the serial line interface end of digital signal processor.
Preferably, described power circuit comprises external power source circuit and interior power supply circuit, the input circuit that described external power source circuit is 220V, and described interior power supply circuit is the output power supply circuit of built-in 5V and 12V.
Preferably, described digital signal processor is TMS320F28069PZ, TMS320F28068 or TMS320F28335.
The utility model has following advantage and effect with respect to prior art:
1, the utility model is in the day-to-day operation of this elevator earthquake prewarning device, can automatically carry out self-inspection instant short message prompt to the inefficacy of sensor, effectively avoid causing sensor failure and cannot learning because of long-time running, and then cause the consequence that earthquake pre-warning function is invalid, advantage to be manually to make regular check on.
2, the utility model has short message prompt after alerting signal triggers, and is conducive to the units such as elevator maintain and protection and this elevator is subject to carry out in time potential safety hazard after earthquake investigates.The two improves the operational reliability of elevator earthquake prewarning device effectively.
Brief description of the drawings
Fig. 1 is the structured flowchart of the utility model for the earthquake prewarning device of elevator;
Fig. 2 is that information acquisition system electrical principle schematic diagram is accelerated in earthquake motion.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, the earthquake prewarning device for elevator of the present embodiment, comprise, comprise digital signal processor, for gathering information acquisition system, alerting signal output circuit, SMS transtation mission circuit, communicating circuit and the power circuit of this elevator seismic acceleration; Described information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit are all connected with digital signal processor; Described power circuit is digital signal processor, information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit power supply.
In the present embodiment, the digital signal processor DSP model adopting for the earthquake prewarning device of elevator is the TMS320F28069PZ that Texas Instrument company produces, certainly other dsp chip is also fine, for example TMS320F28035, TMS320F28068, TMS320F28335, describes as an example of TMS320F28069PZ example in the present embodiment.Digital signal processor TMS320F28069PZ real-time collecting earthquake ground motion acceleration information, treated, judgement after according to warning grade produce alerting signal be sent to the elevator control cabinet being connected with elevator prior-warning device.
As shown in Figure 2, described information acquisition system comprises earthquake ground motion acceleration sensor, pull-up resistor, electric source filter circuit and sensor filtering circuit, and described pull-up resistor, electric source filter circuit and sensor filtering circuit are all connected with earthquake ground motion acceleration sensor.Described earthquake ground motion acceleration sensor is 3-axis acceleration sensor, and described 3-axis acceleration sensor is connected with digital signal processor by spi bus.In the present embodiment, earthquake ground motion acceleration sensor is ADXL362, and the sensor of other models is equally applicable to the application certainly.In the present embodiment, describe as an example of ADXL362 example, ADXL362 is a 3-axis acceleration sensor, without through any extra special simulation trial amplifying circuit, analog-digital conversion, and by spi bus with digital signaling and DSP communication.
SMS transtation mission circuit can send predefined short message content to specified mobile phone number under the control of DSP; Described communicating circuit is RS232 communicating circuit, and described RS232 communicating circuit comprises a serial interface circuit, and described serial interface circuit is connected in the serial line interface end of digital signal processor.
Described power circuit comprises external power source circuit and interior power supply circuit, the input circuit that described external power source circuit is 220V, and described interior power supply circuit is the output power supply circuit of built-in 5V and 12V.Be that supporting power circuit is 220V AC input, the power circuit of 12VDC and 5VDC output, the power supply input that 12DVC, 5VDC are each ingredient in elevator prior-warning device provides required voltage and power.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (6)
1. for an earthquake prewarning device for elevator, it is characterized in that, comprise digital signal processor, for gathering information acquisition system, alerting signal output circuit, SMS transtation mission circuit, communicating circuit and the power circuit of this elevator seismic acceleration; Described information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit are all connected with digital signal processor; Described power circuit is digital signal processor, information acquisition system, alerting signal output circuit, SMS transtation mission circuit and telecommunication circuit power supply.
2. a kind of earthquake prewarning device for elevator according to claim 1, it is characterized in that, described information acquisition system comprises earthquake ground motion acceleration sensor, pull-up resistor, electric source filter circuit and sensor filtering circuit, and described pull-up resistor, electric source filter circuit and sensor filtering circuit are all connected with earthquake ground motion acceleration sensor.
3. a kind of earthquake prewarning device for elevator according to claim 2, is characterized in that, described earthquake ground motion acceleration sensor is 3-axis acceleration sensor, and described 3-axis acceleration sensor is connected with digital signal processor by spi bus.
4. a kind of earthquake prewarning device for elevator according to claim 1, it is characterized in that, described communicating circuit is RS232 communicating circuit, and described RS232 communicating circuit comprises a serial interface circuit, and described serial interface circuit is connected in the serial line interface end of digital signal processor.
5. a kind of earthquake prewarning device for elevator according to claim 1, it is characterized in that, described power circuit comprises external power source circuit and interior power supply circuit, the input circuit that described external power source circuit is 220V, described interior power supply circuit is the output power supply circuit of built-in 5V and 12V.
6. according to a kind of earthquake prewarning device for elevator described in any one in claim 1-5, it is characterized in that, described digital signal processor is TMS320F28069PZ, TMS320F28068 or TMS320F28335.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838253.7U CN203720994U (en) | 2013-12-17 | 2013-12-17 | Earthquake early warning apparatus for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838253.7U CN203720994U (en) | 2013-12-17 | 2013-12-17 | Earthquake early warning apparatus for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720994U true CN203720994U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320838253.7U Expired - Fee Related CN203720994U (en) | 2013-12-17 | 2013-12-17 | Earthquake early warning apparatus for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680072A (en) * | 2013-12-17 | 2014-03-26 | 广东省特种设备检测研究院 | Earthquake early warning device and method used for elevator |
-
2013
- 2013-12-17 CN CN201320838253.7U patent/CN203720994U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680072A (en) * | 2013-12-17 | 2014-03-26 | 广东省特种设备检测研究院 | Earthquake early warning device and method used for elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20151217 |
|
| EXPY | Termination of patent right or utility model |