CN205045639U - Elevator load detection device and system - Google Patents
Elevator load detection device and system Download PDFInfo
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- CN205045639U CN205045639U CN201520452839.9U CN201520452839U CN205045639U CN 205045639 U CN205045639 U CN 205045639U CN 201520452839 U CN201520452839 U CN 201520452839U CN 205045639 U CN205045639 U CN 205045639U
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Abstract
The utility model provides an elevator load detection device and system, this elevator load detection device include: control module and load detection module, control module, with load detection module connects. The utility model provides an elevator load detection device and system in time makes the full early warning of elevator load to elevator managers for elevator managers can be in time carries out safety check to the elevator of oepration at full load, with this potential safety hazard of eliminating the oepration at full load elevator.
Description
Technical field
The utility model relates to wireless communication field and elevator intelligent application, in particular to a kind of elevator load detection device and system.
Background technology
Because the floor of present building is more and more higher, people are upper more and more inconvenient downstairs, so downstairs upper for the ease of people, often lift-mounting in high-rise (being generally the building higher than six layers), the vertical conveyor of elevator to be a kind of with electrical motor be power, box like gondola is housed, takes advantage of people or carrying goods for tier building.Like this, just make the people in building by taking elevator, can the upper and lower high-rise of fast speed.
Existing elevator can be measured the weight of the personnel carried in lift car and article in the course of the work in real time, when measuring the weight of people and goods in lift car and exceeding the rated load weight of setting, can send the prompting of elevator overload.
But existing elevator can only be measured in real time to the weight of the personnel carried in lift car and article, when measuring the weight of people and goods in lift car and exceeding the rated load weight of setting, the prompting of elevator overload can only be sent to the passenger of elevator; And elevator frequently overload can have a strong impact on the service life of elevator, elevator may be broken down in the process run, but under existing conditions, can not when elevator load be expired, the full early warning of elevator load is made in time to elevator management personnel, cause elevator management personnel can not carry out safety inspection to the elevator of oepration at full load in time, there is suitable potential safety hazard.
Utility model content
The purpose of this utility model is to provide a kind of elevator load detection device and system, when elevator load is expired, can make the full early warning of elevator load in time to elevator management personnel.
First aspect, the utility model embodiment provides a kind of elevator load detection device, and described elevator load detection device comprises: control module and load-carrying detection module;
Described control module, is connected with described load-carrying detection module.
In conjunction with first aspect, the utility model embodiment provides the first possible embodiment of first aspect, and wherein, described control module comprises processing unit and radio-cell;
Described processing unit, is connected with described load-carrying detection module with described radio-cell respectively.
In conjunction with first aspect, the utility model embodiment provides the possible embodiment of the second of first aspect, and wherein, described load-carrying detection module comprises LOAD CELLS and A and D converter;
Described A and D converter is connected with described LOAD CELLS and described control module respectively.
In conjunction with first aspect, the utility model embodiment provides the third possible embodiment of first aspect, and wherein, described elevator load detection device also comprises: secondary battery;
Described secondary battery, is connected with described control module and described load-carrying detection module respectively.
In conjunction with first aspect, the utility model embodiment provides the 4th kind of possible embodiment of first aspect, and wherein, described radio-cell, comprises wireless chip and power amplifier;
Described wireless chip, is connected with described processing unit with described power amplifier respectively.
In conjunction with first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, and wherein, described processing unit adopts CoolRunner-II family chip.
In conjunction with first aspect, the utility model embodiment provides the 6th kind of possible embodiment of first aspect, and wherein, described wireless chip adopts model to be the chip of CC2538.
In conjunction with first aspect, the utility model embodiment provides the 7th kind of possible embodiment of first aspect, and wherein, described power amplifier adopts model to be the chip of CC2592.
In conjunction with first aspect, the utility model embodiment provides the 8th kind of possible embodiment of first aspect, and wherein, described LOAD CELLS adopts radial tension, pressure and weighting transducers; Described A and D converter adopts C8051F family chip.
Second aspect, the utility model embodiment provides a kind of elevator loading checking system, and described elevator loading checking system comprises: server and above-mentioned elevator load detection device;
Described server comprises wireless module and processing module; Described wireless module is connected with described processing module.
A kind of elevator load detection device that the utility model embodiment provides and system, the elevator load information that the elevator got by LOAD CELLS is current, and the elevator load information got is sent to server, make server can when the load of some elevators reaches or be greater than default load threshold value (as: 95% of rated load weight), the full early warning of elevator load is made in time to elevator management personnel, make elevator management personnel can carry out safety inspection to the elevator of oepration at full load in time, the potential safety hazard of oepration at full load elevator is eliminated with this.
For making above-mentioned purpose of the present utility model, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of a kind of elevator load detection device that the utility model embodiment provides;
Fig. 2 shows the structural representation of a kind of elevator loading checking system that the utility model embodiment provides;
Fig. 3 shows the structural representation of the local side apparatus that the utility model embodiment provides.
Detailed description of the invention
Below in conjunction with accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on embodiment of the present utility model, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
Consider in correlation technique, existing elevator can only be measured in real time to the weight of the personnel carried in lift car and article, when measuring the weight of people and goods in lift car and exceeding the rated load weight of setting, the prompting of elevator overload can only be sent to the passenger of elevator; And elevator frequently overload can have a strong impact on the service life of elevator, elevator may be broken down in the process run, but under existing conditions, can not when elevator load be expired, the full early warning of elevator load is made in time to elevator management personnel, cause elevator management personnel can not carry out safety inspection to the elevator of oepration at full load in time, there is suitable potential safety hazard.Based on this, the utility model embodiment provides a kind of elevator load detection device and system.Be described below by embodiment.
See Fig. 1, present embodiments provide a kind of elevator load detection device, this elevator load detection device comprises: control module 10 and load-carrying detection module 11.
Control module 10 is connected with load-carrying detection module 11.
Particularly, control module, for obtaining the elevator load information that load-carrying detection module 11 detects, and is sent to server by the elevator load information got.
Wherein, elevator load information comprises: the load weight of current elevator.
By above description, in the elevator load detection device that the present embodiment provides, the elevator load information that the elevator got by LOAD CELLS is current, and the elevator load information got is sent to server, make server can when the load of some elevators reaches or be greater than default load threshold value (as: 95% of rated load weight), the full early warning of elevator load is made in time to elevator management personnel, make elevator management personnel can carry out safety inspection to the elevator of oepration at full load in time, the potential safety hazard of oepration at full load elevator is eliminated with this.
Control module 11 comprises processing unit and radio-cell;
Processing unit, is connected with load-carrying detection module 11 with radio-cell respectively;
Processing unit, for obtaining load-carrying detection module 11 elevator load information respectively, and is sent to radio-cell by the elevator load information got;
Radio-cell, is sent in server for elevator load information control module sent.
Processing unit except with above-mentioned each model calling except, also leave expansion interface, for increasing new detection module, add the use extendability of elevator load detection device.
Radio-cell comprises: wireless chip and power amplifier; Wireless chip, be electrically connected with power amplifier, and by SPI (SerialPeripheralInterface, Serial Peripheral Interface (SPI)) be connected with processing unit, for receiving the elevator load information that processing unit sends, and the elevator load information of reception is sent to server by power amplifier; Power amplifier, for increasing the signal transmission power sending elevator load information to server, increases the stability of data transmission.
Under normal circumstances, the elevator load information that processing unit can periodically get by radio-cell is sent to server.
In the present embodiment, radio-cell generally refers to chip or the circuit that can carry out near radio transmission.Such as: wireless chip can adopt Zigbee (ZigBee protocol) chip.
Wherein, processing unit adopts CPLD (ComplexProgrammableLogicDevice, CPLD) chip; Power amplifier adopts radio circuit.
Preferably, processing unit adopts the CoolRunner-II series CPLD chip of Xilinx company; Wireless chip adopts the model of TI company to be the chip of CC2538; Power amplifier adopts the model of TI company to be the chip of CC2592.
Certainly, processing unit, wireless chip and power amplifier can also adopt other can realize any chip of identical function respectively, repeat no longer one by one here.
Although existing Zigbee chip is per second all can send information, but still transmission data that can not be real-time, and in the present embodiment, when radio-cell adopts Zigbee chip, every 5 milliseconds can be arranged and send primary informations, allow the transmission that information can be real-time, to reach the object of information seamless link.
By radio-cell, elevator load information is sent in the server of external lifts operating personal use, can make the operating personal of elevator in the region away from elevator also can Real-time Obtaining to the state of elevator, thus can fast speed to occurring that the elevator of unsafe condition reacts in time.
If netting twine is easy to connect, the server that elevator management personnel use can also be connected by local area network with elevator load detection device; The elevator load information got is sent in the server of external lifts operating personal use by local area network by elevator load detection device.In order to get elevator load information, load-carrying detection module 11 comprises LOAD CELLS.
Load-carrying detection module 11, for being measured the elevator load information of elevator in running process of elevator in real time by LOAD CELLS, and is delivered to control module 10 by the elevator load information of the elevator measured.
Because LOAD CELLS can only export analog voltage signal, so load-carrying detection module 11 also comprises A and D converter, this A and D converter is connected with LOAD CELLS and control module 10 respectively, for the analog voltage signal as elevator load information that LOAD CELLS is measured, be converted to digital voltage signal, and be transferred to control module 10 by UART (UniversalAsynchronousReceiver/Transmitter, universal asynchronous receiving-transmitting transmitter) interface.LOAD CELLS adopts radial tension, pressure and weighting transducers, can measure the weight of 200 kilograms to 30 tons, meets the measurement to personnel in elevator and Item Weight completely.A and D converter adopts C8051F family chip, and processing speed is fast, immediately can send the load weight of the elevator that LOAD CELLS measures to control module.
Certainly, LOAD CELLS can also adopt other can carry out any LOAD CELLS of weighing measurement, repeats no longer one by one here.And A and D converter yet comprises any microprocessor or the micro controller system that use other can carry out analogue to digital conversion operation, repeat no longer one by one here.
The elevator load information that the elevator got by LOAD CELLS is current, and the elevator load information got is sent to server, make server can when the load of some elevators reaches or be greater than default load threshold value (as: 95% of rated load weight), passenger to elevator pushes elevator load completely information, other elevators such as the passenger of elevator is changed and can not wait for before the full elevator of carrying and waste the time taking elevator, improve the experience that passenger takes elevator.
Under normal circumstances, elevator load detection device and elevator are all carry out work by the Power supply in building, but elevator load detection device and elevator can not be continued as when giving the power failure of elevator load detection device and elevator supply in building when electricity is provided, elevator and elevator load detection device just all can not proceed work, now the operating personal of elevator just can not the very first time grasps situation in elevator again, makes troubles to the maintenance of the rescue of personnel in elevator and elevator.
In order to make elevator management personnel when the power supply of powering to elevator load detection device can not continue to power to elevator load detection device because of fault, elevator load detection device can also be made to work on, transmit elevator load information to server, so elevator load detection device also comprises: secondary battery 12.
Secondary battery 12, is connected with control module 10 and load-carrying detection module 11 respectively.
Secondary battery 12, for being respectively control module 10 and load-carrying detection module 11 is powered.
Wherein, secondary battery can be lithium cell, nickel-based battery, can also be that other anyly can provide the rechargeable battery of electricity for elevator load detection device, repeat no longer one by one here.
By arranging the backup power of secondary battery as elevator load detection device, can when the unexpected power-off of elevator, by being that elevator load detection device is powered as the secondary battery of backup power, make the operating personal of elevator in building, elevator load detection device and elevator can not be continued as to the power failure of elevator load detection device and elevator supply when providing electricity, also the elevator load information of elevator load detection device transmission can be got, thus the personnel's situation can understood in the very first time in elevator, and make the scheme of personnel's rescue and elevator reparing in time.
See Fig. 2, the present embodiment also provides a kind of elevator loading checking system 100, and this elevator loading checking system 100 comprises: server 101 and above-mentioned elevator load detection device 102.
Server 101 comprises wireless module and processing module; Wireless module is connected with processing module.Wireless module, for receiving the elevator load information that elevator load detection device 102 sends.
Processing module, for judging whether the elevator load information received is greater than load threshold value, when the elevator load information determining to receive is greater than load threshold value, send elevator load completely information, elevator load is information completely, is used to indicate elevator load full.
Elevator load is information completely, elevator management personnel not only can be pointed out to carry out safety inspection to the elevator of oepration at full load, user can also be pushed to, make user can not after the expensive time, but find that elevator can not be taken, also to continue the problem of other elevators such as changing, therefore, processing module, also for judging whether the elevator load information received is greater than load threshold value, when the elevator load information determining to receive is greater than load threshold value, elevator load completely information is pushed to elevator passenger, elevator load is information completely, be used to indicate elevator passenger and other elevators such as change.
The current elevator load information of elevator that elevator load detection device sends is got by server, and when the elevator load information determining to receive is greater than load threshold value, to elevator passenger push elevator load completely information make server can when the load of some elevators reaches or be greater than default load threshold value (as: 95% of rated load weight), passenger to elevator pushes elevator load completely information, other elevators such as the passenger of elevator is changed and can not wait for before the full elevator of carrying and waste the time taking elevator, improve the experience that passenger takes elevator.
By above description, in the elevator loading checking system that the present embodiment provides, the elevator load information that the elevator got by LOAD CELLS is current, and the elevator load information got is sent to server, make server can when the load of some elevators reaches or be greater than default load threshold value (as: 95% of rated load weight), the full early warning of elevator load is made in time to elevator management personnel, make elevator management personnel can carry out safety inspection to the elevator of oepration at full load in time, the potential safety hazard of oepration at full load elevator is eliminated with this.
If the distance of elevator load detection device 102 and server 101 in the transmission range of radio-cell (using Zigbee chip as radio-cell, the region normally within 1000 meters, the service area of transmission over radio), the elevator load information that the wireless module so in server 101 also uses Zigbee chip just can receive elevator load detection device 102 to transmit.
If the distance of elevator load detection device 102 and server 101 is not in the transmission range of radio-cell, so will be carried out the elevator load information transmission of the radio-cell transmission of near radio transmission in elevator load detection device 102 by Zigbee chip etc. in the mobile communications network with remote wireless transmission function with regard to needing by arranging local side apparatus, then by mobile communications network, local side apparatus by elevator load information transmission in server 101.
See Fig. 3, local side apparatus 200 comprises mobile communication module 201, first wireless chip 202 and power amplifier 203, and mobile communication module 201 is connected with the first wireless chip 202, and the first wireless chip 202 is connected with power amplifier 203; The elevator load information that local side apparatus 200 sends over for receiving elevator load detection device, and whole short range transmission wireless network is managed, also to complete elevator load information from short range transmission wireless network to the conversion work of remote-wireless network, the elevator load information that elevator load detection device collects is sent to server by mobile communication module 201.
In local side apparatus, the first wireless chip 202 and mobile communication module 201 carry out data exchange by UART interface, the elevator load information of short range transmission transmission in wireless network are transformed in remote-wireless network and transmit.The first wireless chip 202 adopted in local side apparatus and the chip of power amplifier 203 are identical with the chip model of power amplifier with the radio-cell used in elevator load detection device.
Such as: the radio-cell used in elevator load detection device is Zigbee chip, the first wireless chip 202 so adopted in local side apparatus is also Zigbee chip.
Consider that the elevator load detection device quantity that local side apparatus accesses at most can reach 254, if have up to a hundred elevator load detection device to local side apparatus transmission elevator load information simultaneously, so 2G data network possibly cannot meet requirements, so pay the utmost attention to the mobile communication module using 3G and 4G data network corresponding in local side apparatus, to ensure enough data bandwidths and transfer rate.
Such as: mobile communication module is intended adopting the model of SIMCOM Company to be the 3G data network chip of SIM5320E.Certainly, mobile communication module can also use other any 3G and 4G data network chips that can transmit elevator load information in 3G and 4G data network, repeats no longer one by one here.
When the distance environment that is longer or transmission over radio of elevator load detection device and local side apparatus is poor, when causing local side apparatus sometimes not receive the elevator load information of elevator load detection device transmission, wireless relay apparatus can be set between elevator load detection device and local side apparatus, ensure transmission stability and the reliability of the elevator load information transmitted between elevator load detection device and local side apparatus.
Wherein, the wireless relay apparatus power amplifier that comprises the second wireless chip and be connected with the second wireless chip.This second wireless chip adopts the chip with radio-cell same model in elevator load detection device.
In order to ensure the service life of wireless relay apparatus, can arrange wireless chip for subsequent use in wireless relay apparatus, this wireless chip for subsequent use also adopts the chip with radio-cell same model in elevator load detection device; Break down at the second wireless chip, when the elevator load information that elevator load detection device sends cannot be delivered to local side apparatus, elevator load information can be delivered to local side apparatus by this wireless chip for subsequent use by wireless relay apparatus, further ensures transmission stability and the reliability of the elevator load information transmitted between elevator load detection device and local side apparatus.
The each module, local side apparatus and the wireless relay apparatus that comprise to enable elevator load detection device carry out collection and the transmission work of elevator load information normally, and the installation site of elevator load detection device, local side apparatus and wireless relay apparatus is as follows:
Control module, is arranged on elevator cage outside top; Wireless relay apparatus, is arranged in elevator(lift) machine room or the top of building; LOAD CELLS, to be arranged on inside lift car below base plate.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (9)
1. an elevator load detection device, is characterized in that, described elevator load detection device comprises: control module, load-carrying detection module and secondary battery;
Described control module, is connected with described load-carrying detection module;
Described secondary battery, is connected with described control module and described load-carrying detection module respectively.
2. elevator load detection device according to claim 1, is characterized in that, described control module comprises processing unit and radio-cell;
Described processing unit, is connected with described load-carrying detection module with described radio-cell respectively.
3. the elevator load detection device according to claims 1 or 2, is characterized in that, described load-carrying detection module comprises LOAD CELLS and A and D converter;
Described A and D converter is connected with described LOAD CELLS and described control module respectively.
4. elevator load detection device according to claim 2, is characterized in that, described radio-cell, comprises wireless chip and power amplifier;
Described wireless chip, is connected with described processing unit with described power amplifier respectively.
5. elevator load detection device according to claim 2, is characterized in that, described processing unit adopts CoolRunner-II family chip.
6. elevator load detection device according to claim 4, is characterized in that, described wireless chip adopts model to be the chip of CC2538.
7. elevator load detection device according to claim 4, is characterized in that, described power amplifier adopts model to be the chip of CC2592.
8. elevator load detection device according to claim 3, is characterized in that, described LOAD CELLS adopts radial tension, pressure and weighting transducers; Described A and D converter adopts C8051F family chip.
9. an elevator loading checking system, is characterized in that, described elevator loading checking system comprises: server and the elevator load detection device described in any one of claim 1-8;
Described server comprises wireless module and processing module; Described wireless module is connected with described processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452839.9U CN205045639U (en) | 2015-06-29 | 2015-06-29 | Elevator load detection device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452839.9U CN205045639U (en) | 2015-06-29 | 2015-06-29 | Elevator load detection device and system |
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| Publication Number | Publication Date |
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| CN205045639U true CN205045639U (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520452839.9U Expired - Fee Related CN205045639U (en) | 2015-06-29 | 2015-06-29 | Elevator load detection device and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961017A (en) * | 2015-06-29 | 2015-10-07 | 周志鸿 | Elevator load detection device and system |
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2015
- 2015-06-29 CN CN201520452839.9U patent/CN205045639U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961017A (en) * | 2015-06-29 | 2015-10-07 | 周志鸿 | Elevator load detection device and system |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20180629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |