CN213387318U - Hidden danger identification device for hydraulic buffer of elevator - Google Patents
Hidden danger identification device for hydraulic buffer of elevator Download PDFInfo
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- CN213387318U CN213387318U CN202021654220.3U CN202021654220U CN213387318U CN 213387318 U CN213387318 U CN 213387318U CN 202021654220 U CN202021654220 U CN 202021654220U CN 213387318 U CN213387318 U CN 213387318U
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Abstract
The utility model relates to a technical scheme of elevator hydraulic buffer hidden danger recognition device, include: the collecting and transmitting device collects and transmits data to a computer device outside the elevator shaft; the distance measurement auxiliary device reflects a signal emitted by a sensor in the data acquisition and transmission device so that the sensor can accurately acquire a position signal of the buffer; the computer is used for sending commands to the data acquisition and transmission device, receiving data, processing the data, and automatically identifying hidden dangers according to a preset program and an identification method so as to judge whether the hidden dangers exist. The utility model has the advantages that: the automatic identification of the hidden danger of the hydraulic buffer of the elevator is convenient and intelligent, and the detection efficiency is improved.
Description
Technical Field
The utility model relates to an elevator detects technical field, concretely relates to elevator hydraulic buffer hidden danger recognition device.
Background
The elevator buffer is an important safety component of the elevator, is the last line of safety precaution when the elevator meets accident and squats the end, and the elevator buffer can bring the potential safety hazard because reasons such as improper installation, long service life, high temperature affected by tide, external force damage, improper maintenance, so the elevator buffer is a key of the daily safety inspection and hidden danger investigation of elevator. The energy storage buffer can basically find whether hidden dangers exist through appearance inspection, but the energy consumption type buffer (hydraulic buffer) cannot find the hidden dangers through the appearance inspection, and needs to be detected through a certain detection means or an instrument.
The invention discloses a method and a system for identifying hidden danger of an elevator hydraulic buffer, and the patent number is CN 201911129070.6. the invention discloses a detection method which acquires a hidden danger identification result by acquiring a large amount of sample data, training and learning samples by machine learning based on a decision tree established by a specified algorithm to obtain a decision model for identifying the hidden danger, and acquiring corresponding data as input of the decision model by one-time acquisition in the subsequent identification of the hidden danger of the elevator hydraulic buffer.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide an elevator hydraulic buffer hidden danger recognition device, be favorable to the automatic identification of elevator hydraulic buffer hidden danger, improved detection efficiency.
The technical scheme of the utility model including an elevator hydraulic buffer hidden danger recognition device, the device includes data acquisition transmission device, range finding auxiliary device and computer unit, its characterized in that: the hydraulic buffer and the data acquisition and transmission device are arranged at the bottom of the elevator shaft; the data acquisition and transmission device is used for acquiring position data of the hydraulic buffer in the compression and reset processes and transmitting the data to the computer device arranged outside the elevator shaft; the distance measurement auxiliary device is arranged at the top of the buffer and used for reflecting the signals transmitted by the acquisition transmission device; and the computer device issues an acquisition command to the data acquisition and transmission device, receives the acquired data, and automatically identifies the hidden danger according to the acquired data and a preset program and an identification method.
The device for identifying the hidden danger of the hydraulic buffer of the elevator is characterized in that the acquisition and transmission device comprises a sensor, a high-precision AD converter, a controller, a wireless transmission module, a power supply and a power supply management module, the controller is connected with the high-precision AD converter, the wireless transmission module and the power supply management module, the power supply management module is connected with the sensor, the high-precision AD converter, the controller and the wireless transmission module, and the sensor is connected with the high-precision AD converter.
According to elevator hydraulic buffer hidden danger recognition device, characterized in that, collection transmission device includes: wherein the sensor is used for measuring position information of a buffer compression and reset process; the high-precision AD converter is used for converting an analog signal acquired by the sensor into a high-precision digital signal and transmitting the high-precision digital signal to the controller, the signal input end of the high-precision AD converter is connected with the output end of the sensor, and the signal output end of the high-precision AD converter is connected with the controller; the controller instructs the high-precision AD converter to acquire data and sends the acquired data to the wireless communication module; the wireless transmission module is connected with the controller and used for converting data into wireless signals and sending the wireless signals to a portable computer outside a well for data analysis and automatic hidden danger identification.
According to the device for identifying the hidden danger of the hydraulic buffer of the elevator, a power supply is a lithium battery.
According to the device for identifying the hidden danger of the hydraulic buffer of the elevator, the sensor is a distance measuring sensor which is set as a laser distance measuring sensor or an ultrasonic distance measuring sensor and is used for measuring the relative position of the distance measuring auxiliary device in real time so as to obtain the relative distance of the measuring buffer in the compression and reset processes.
According to the device for identifying the hidden danger of the hydraulic buffer of the elevator, the distance measurement auxiliary device is a plate-shaped object and is used for reflecting laser or ultrasonic signals.
According to the device for identifying the hidden danger of the hydraulic buffer of the elevator, the distance measuring sensor is set to be a Kenzhi LR-TB 2000 reflection type laser distance measuring sensor.
The device for identifying the hidden danger of the hydraulic buffer of the elevator is characterized in that the computer device is arranged into portable computer equipment, and the portable computer equipment comprises but is not limited to a notebook computer and a mobile phone.
According to the elevator hydraulic buffer hidden danger identification device, the wireless transmission module is communicated with the computer equipment based on wireless Wi-Fi.
The utility model has the advantages that: the automatic identification of the hidden danger of the hydraulic buffer of the elevator is convenient and intelligent, and the detection efficiency is improved.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic view of an apparatus according to an embodiment of the present invention.
Fig. 2 is a block diagram of a data acquisition and transmission device according to an embodiment of the present invention.
Fig. 3 shows a signal acquisition circuit diagram of an automatic identification device for hidden danger of an elevator hydraulic buffer according to an embodiment of the present invention.
Fig. 4 shows that according to the utility model discloses embodiment's wireless WIFI communication hardware schematic diagram.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number.
Fig. 1 is a schematic view of an apparatus according to an embodiment of the present invention. The device includes: the system comprises a data acquisition and transmission device 1, a distance measurement auxiliary device 2 and computer equipment 3, wherein the data acquisition and transmission device 1 is installed on the ground of a pit of an elevator shaft, the distance measurement auxiliary device 2 is installed on the top surface of a hydraulic buffer, and the computer equipment (generally a portable computer, such as a notebook computer and a mobile phone) outside the elevator shaft is installed. The data acquisition and transmission device is connected with computer equipment outside the elevator shaft in a wireless mode and used for acquiring position data of the hydraulic buffer of the elevator in the compression and reset processes and transmitting the data to the computer equipment outside the elevator shaft. The distance measurement auxiliary device is arranged on the top surface of the buffer and used for reflecting signals emitted by the sensor in the data acquisition and transmission device, so that the sensor can accurately acquire position signals of the buffer. The computer equipment is used for sending commands to the data acquisition and transmission device, receiving data, processing the data, and automatically identifying hidden dangers according to a preset program and an identification method so as to judge whether the hidden dangers exist. The distance measuring sensor is generally a laser distance measuring or ultrasonic distance measuring sensor, and the distance measuring auxiliary device is generally a plate-shaped object and can reflect laser or ultrasonic signals. The distance measuring sensor can measure the relative position of the auxiliary device in real time, so that the relative distance of the buffer in the compression and reset processes can be measured in real time, and the purpose of collecting curve data is achieved.
Fig. 2 is a block diagram of a data acquisition and transmission device according to an embodiment of the present invention. The data acquisition and transmission device comprises a sensor, a high-precision AD converter, a controller, a wireless transmission module, a lithium battery and a power supply and power supply management circuit. The sensor is used for measuring the position information of the buffer in the compressing and resetting processes; the high-precision AD converter is used for converting an analog signal acquired by the sensor into a high-precision digital signal and transmitting the high-precision digital signal to the controller, the signal input end of the high-precision AD converter is connected with the output end of the sensor, and the signal output end of the high-precision AD converter is connected with the controller; the controller is connected with the high-precision AD converter on one hand to control data acquisition of the high-precision AD converter, and is connected with the wireless communication module on the other hand to send the acquired data to the wireless communication module; the wireless transmission module is connected with the controller, converts the data into wireless signals and sends the wireless signals to computer equipment outside the well for data analysis and automatic hidden danger identification. The system adopts the lithium battery for power supply, and the power supply and power management circuit provides different voltage power supply for each element of the system and provides charge and discharge protection and power management for the lithium battery.
Fig. 3 shows a signal acquisition circuit diagram of an automatic identification device for hidden danger of an elevator hydraulic buffer according to an embodiment of the present invention. For the distance measuring sensor, a laser distance measuring sensor of a type of kirschner LR-TB 2000 reflection type is preferably used, and the output mode is set to an analog signal output. As shown in fig. 3, a kirschner LR-TB 2000 reflection-type laser ranging sensor is firstly used for monitoring and collecting relative distance information in the buffer compression and reset processes; then, an IN A126 signal amplification circuit is selected to mediate the collected weak distance analog voltage signal, and a high-precision AD converter adopts a 16-bit AD chip AD 1110 of an AD company to convert the collected distance voltage analog signal into a digital signal; and finally, controlling, acquiring and storing the monitored distance digital signals by using an STM 32F103ZET6 controller.
Fig. 4 shows that according to the utility model discloses embodiment's wireless WIFI communication hardware schematic diagram. The USR-WIFI 232-A2 module is powered by single voltage 3.3V, power supply filtering is near a connector of a user board, and the stability and the wireless performance of the system can be improved by using two decoupling capacitors which are connected in parallel by 100uF and 10 uF. The wireless communication module adopts an embedded WIFI module USR-WIFI 232-A2, can be used as a hotspot and simultaneously accommodate 24 WIFI clients to access simultaneously, can also accommodate 24 TCP clients simultaneously, meets the requirement of a portable computer connection network, and can send distance information data acquired by the elevator hydraulic buffer hidden danger automatic identification device to the portable computer through the wireless WIFI network. The module is used as an AP mode, a portable computer can be used for rapidly accessing the module to transmit data without any configuration, and in addition, a built-in webpage of the module can be logged in to set parameters. The UART is a serial data interface RS-232, the UART interface of the module comprises TXD/RXD/RTS/CTS4 signal lines, the RS-232 chip can be connected to convert the level into RS-232 level to be connected with external equipment, relative distance data in the buffer compression and reset process can be transmitted to a portable computer, and meanwhile, the UART interface and the WIFI module USR-WIFI 232-A2 can be used as a system wireless network test and debugging function.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art.
Claims (9)
1. The utility model provides an elevator hydraulic buffer hidden danger recognition device, the device includes data acquisition transmission device, range finding auxiliary device and computer unit, its characterized in that: the hydraulic buffer and the data acquisition and transmission device are arranged at the bottom of the elevator shaft; the data acquisition and transmission device is used for acquiring position data of the hydraulic buffer in the compression and reset processes and transmitting the data to the computer device arranged outside the elevator shaft; the distance measurement auxiliary device is arranged at the top of the buffer and used for reflecting the signals transmitted by the acquisition transmission device; and the computer device issues an acquisition command to the data acquisition and transmission device, receives the acquired data, and automatically identifies the hidden danger according to the acquired data and a preset program and an identification method.
2. The device for identifying the hidden danger of the hydraulic buffer of the elevator as claimed in claim 1, wherein the collecting and transmitting device comprises a sensor, a high-precision AD converter, a controller, a wireless transmission module, a power supply and a power supply management module, the controller is connected with the high-precision AD converter, the wireless transmission module and the power supply management module, the power supply management module is connected with the sensor, the high-precision AD converter, the controller and the wireless transmission module, and the sensor is connected with the high-precision AD converter.
3. The device for identifying hidden danger of hydraulic buffer of elevator as claimed in claim 2, wherein the collecting and transmitting device comprises:
wherein the sensor is used for measuring position information of a buffer compression and reset process;
the high-precision AD converter is used for converting an analog signal acquired by the sensor into a high-precision digital signal and transmitting the high-precision digital signal to the controller, the signal input end of the high-precision AD converter is connected with the output end of the sensor, and the signal output end of the high-precision AD converter is connected with the controller;
the controller instructs the high-precision AD converter to acquire data and sends the acquired data to the wireless communication module;
the wireless transmission module is connected with the controller, converts data into wireless signals and sends the wireless signals to a portable computer outside a well for data analysis and automatic hidden danger identification.
4. The device for identifying the hidden danger of the hydraulic buffer of the elevator as claimed in claim 2, wherein the power supply is a lithium battery.
5. The device for identifying hidden danger of hydraulic buffer of elevator as claimed in claim 2, wherein the sensor is a distance measuring sensor, the distance measuring sensor is a laser distance measuring or ultrasonic distance measuring sensor, the distance measuring sensor is used for measuring the relative position of the distance measuring auxiliary device in real time, and further obtaining the relative distance of the measuring buffer in the process of compression and reset.
6. The device for identifying the hidden danger of the hydraulic buffer of the elevator as claimed in claim 5, wherein the distance measuring auxiliary device is a plate-shaped object for reflecting laser or ultrasonic signals.
7. The elevator hydraulic buffer hazard identification device of claim 5, wherein the ranging sensor is configured as a kirschner LR-TB 2000 reflection type laser ranging sensor.
8. The device for identifying the hidden danger of the hydraulic buffer of the elevator as claimed in claim 5, wherein the computer device is provided as a portable computer device, and the portable computer device comprises a notebook computer and a mobile phone.
9. The elevator hydraulic buffer hazard identification device of claim 2, wherein the wireless transmission module communicates with the computer device based on wireless Wi-Fi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021654220.3U CN213387318U (en) | 2020-08-10 | 2020-08-10 | Hidden danger identification device for hydraulic buffer of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021654220.3U CN213387318U (en) | 2020-08-10 | 2020-08-10 | Hidden danger identification device for hydraulic buffer of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213387318U true CN213387318U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021654220.3U Active CN213387318U (en) | 2020-08-10 | 2020-08-10 | Hidden danger identification device for hydraulic buffer of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213387318U (en) |
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2020
- 2020-08-10 CN CN202021654220.3U patent/CN213387318U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHUHAI ANYES TECHNOLOGY Co.,Ltd. Assignor: GUANGDONG INSPECTION AND Research Institute OF SPECIAL EQUIPMENT ZHUHAI INSPECTION INSTITUTE Contract record no.: X2021980017429 Denomination of utility model: Hidden danger identification device for elevator hydraulic buffer Granted publication date: 20210608 License type: Common License Record date: 20220111 |
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| EE01 | Entry into force of recordation of patent licensing contract |