CN102745562B - Elevator calling and registering system and elevator - Google Patents
Elevator calling and registering system and elevator Download PDFInfo
- Publication number
- CN102745562B CN102745562B CN201210250200.3A CN201210250200A CN102745562B CN 102745562 B CN102745562 B CN 102745562B CN 201210250200 A CN201210250200 A CN 201210250200A CN 102745562 B CN102745562 B CN 102745562B
- Authority
- CN
- China
- Prior art keywords
- resistance
- elevator
- calling
- unit
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Abstract
The invention provides an elevator calling and registering system and an elevator. The system comprises a resistance unit, a power supply, a pull-down resistor and a registering unit; one end of the resistance unit is connected with the power supply, and the other end of the resistance unit is grounded through the pull-down resistor; the resistance unit comprises two or more resistors and button switches, all the resistors are connected with one another in series, and each resistor is connected with one button switch in parallel; each button switch corresponds to a floor, wherein the resistance value of the any one resistor does not equals to the resistance value of the other resistor; one input end of the registering unit is connected between the resistance unit and the pull-down resistor, is used for acquiring the input voltage of the pull-down resistor, and determines the elevator calling information of a user according to the acquired voltage value; and the elevator comprises at least one elevator calling and registering system. The elevator calling and registering system and the elevator have simple structures, are convenient to install and debug, use less wires and are low in cost.
Description
Technical field
The present invention relates to elevator calling register technique field, particularly relate to a kind of elevator calling registration system, and a kind of elevator.
Background technology
In current elevator industry, calling registration system mainly contains two kinds:
1, serial communication calling registration system:
This type systematic needs one piece of serial communication electron plate, the input port quantity of this electron plate equals the quantity needing call button, each button is by corresponding I/O interface on order wire access electron plate, when button is pressed, electron plate detects on-off signal, these on-off signals are encoded, is then sent to upper computer by serial communication.The shortcoming of this system is, each button needs independently order wire to be connected with electron plate, and takies a large amount of I/O resources, if this electron plate only has 15 button I/O, then constrains it and can only be used for 15 layers or lower elevator device.This calling register method is with high costs, and calling quantity critical constraints system, separately because wiring is more, Installation and Debugging complexity is loaded down with trivial details, and fault rate is higher.
2, parallel communications calling registration system:
Each button wiring need be applied to machine room upper computer input port from button position, place by this type systematic always.The same with serial communication mode, each button need take an I/O mouth.Call in the sedan-chair that layer/stand/door is the elevator of 20 if be used for by this calling registration system, if promoting high is 60 meters, then in sedan-chair, call button line length needs 20 × 60=1200 rice altogether, and take upper computer 20 I/O mouth resources, substantially increase the cost of electron plate, also seriously wire rod is expended, and parallel communications antijamming capability extreme difference, easily there is the situations such as the wrong registration of registration by mistake.In addition, same with serial communication have Installation and Debugging difficulty, maintaining difficulty, the disadvantages such as fault rate is high.
To sum up, traditional elevator calling registration system also exists the shortcomings such as wire rod is too much, with high costs, installation is complicated.
Summary of the invention
Based on this, the invention provides a kind of simple for structure, debugging convenience, the wire rod elevator calling registration system that cost is low less.
A kind of elevator calling registration system, comprises resistance unit, power supply, pull down resistor and registration unit;
One end of described resistance unit is connected with described power supply, and the other end is by described pull down resistor ground connection;
Described resistance unit comprises two or more resistance and two or more button switchs, and described in each, resistance is connected in series with each other, and each described resistance is connected in parallel a described button switch; And the corresponding floor of each described button switch, wherein, described in any one, the resistance of resistance is not equal to the resistance of resistance described in another;
An input end of described registration unit is connected between described resistance unit and described pull down resistor, for gathering the input voltage of described pull down resistor, and according to the magnitude of voltage collected, determines the calling information of user to elevator;
Wherein, the magnitude of voltage collected and the voltage threshold preset specifically for gathering described input voltage, and are carried out matching judgment by described registration unit, determine described calling information.
The present invention also provides a kind of elevator, comprises at least one elevator calling registration system, and described elevator calling registration system is used for calling in sedan-chair and registers or register for outer-office calling.
Elevator calling registration system of the present invention, utilize electric resistance partial pressure principle basic in electricity, to connect in systems in which multiple resistance, the corresponding user of each resistance is to the calling signal of elevator, the input condition of elevator button can be judged according to the change of magnitude of voltage in system, achieve the registration function that registration system complicated at present can reach compactly.
The present invention only needs output on single point can realize the calling registration of each layer button of elevator, and hinge structure, saves I/O resource in a large number, and calling quantity does not almost limit, and can realize greater functionality;
The present invention utilizes the electric resistance partial pressure principle of electricity, and when resistance is chosen proper, main circuit current can be very little, and energy consumption is very low;
Structure of the present invention is simple, only needs an order wire with the connection of registration unit, and it is convenient that Installation and Debugging are safeguarded, failure rate is low;
When each resistance in the present invention is chosen proper, each different calling signal output voltage deviation is comparatively large, and antijamming capability is strong;
The present invention adopts common resistance and electric wire to realize, and saves a large amount of wire rod, without the need to installing electron plate, and with low cost, environmental protection, practical, highly apply.
Accompanying drawing explanation
Fig. 1 is elevator calling registration system of the present invention circuit diagram in a preferred embodiment;
Fig. 2 is elevator calling registration system of the present invention debugging step figure in a preferred embodiment.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
The present invention utilizes electricity voltage divider principle, provide a kind of simple for structure, debugging convenience, the wire rod elevator calling registration system that cost is low less, as shown in Figure 1, be elevator calling registration system of the present invention circuit diagram in a preferred embodiment, this elevator calling registration system comprises: resistance unit 1, registration unit 2, power supply 3 and pull down resistor R
d;
One end of described resistance unit 1 is connected with described power supply 3, and the other end is by described pull down resistor R
dground connection;
Described resistance unit 1 comprises two or more resistance R1 ~ Rn and two or more button switchs S1 ~ Sn, and described in each, resistance is connected in series with each other, and each described resistance is connected in parallel a described button switch; Wherein, and the corresponding floor of each described button switch, described in any one, the resistance of resistance is not equal to the resistance of resistance described in another;
An input end of described registration unit 2 is connected to described resistance unit 1 and described pull down resistor R
dbetween, for gathering described pull down resistor R
dinput voltage, and according to the magnitude of voltage collected, determine the calling information of user to elevator; In a preferred embodiment, the magnitude of voltage collected and the voltage threshold preset specifically for gathering described input voltage, and are carried out matching judgment by described registration unit 2, determine described calling information;
In electricity voltage divider principle, for a given power supply, the voltage that in the resistance of series connection, the resistance of different resistance can be assigned to is different, by the action of switch, short circuit (open type button) or open circuit (closed type button) can be carried out to the resistance corresponding to this switch, thus form different resistance combinations, a collection point is set in circuit, different voltage can be assigned to according to different switch motions;
The present invention make use of above-mentioned electricity voltage divider principle dexterously, each resistance and button switch in resistance unit 1, to each calling information of elevator, (this calling information, calls in elevator car respective user, comprises the floor calling operation that the calling panel of user in car is pressed; For elevator outer-office calling, then the user comprising each floor press on call together or under calling operation); By the open and close action of each button switch, the resistance of resistance unit 1 has different changes, and the voltage that pull down resistor Rd assigns to is also different; Therefore the voltage assigned to of real-time judge pull down resistor Rd, then can determine the calling information of user to elevator;
As shown in fig. 1, in the present embodiment, described registration unit 2 can be upper computer, an input end of described upper computer is connected between described resistance unit 1 and described pull down resistor Rd, for gathering voltage, and the magnitude of voltage collected and the voltage threshold preset are carried out matching judgment, determine described calling information; Registration unit 2 adopts upper computer, can record the voltage threshold preset, determine described calling information fast;
For the upper computer of numeral input, described A and D converter 4 need be accessed, the voltage signal collected is converted to digital voltage value and sends to upper computer again, therefore elevator calling registration system of the present invention also can comprise A and D converter 4, in the present embodiment, namely the A/D converter 4 in Fig. 1, an input end of described upper computer is connected between described resistance unit and described pull down resistor Rd by described A and D converter 4, voltage signal for gathering voltage, and is converted to digital voltage value and sends to described upper computer by described A/D converter 4; The digital voltage value received and the voltage threshold preset are carried out matching judgment by upper computer, determine described calling information;
In a preferred embodiment, in described resistance unit 1, the resistance sum of resistance described in two or more is not equal to the resistance of resistance described in another arbitrarily; If the resistance accessed in system is too much, then likely occur that the resistance sum of multiple resistance equals the situation of another resistance, registration unit 2 just cannot accurately determine calling information;
The present invention is further illustrated below by a specific embodiment;
As shown in Figure 1, in the present embodiment, elevator calling registration system of the present invention is applied to calling registration in sedan-chair, resistance unit 1 includes 3 resistance R1, R2, R3, the floor calling information of corresponding 1st ~ 3 floor respectively, 3 resistance are connected in series with each other, each resistance is connected in parallel a button switch, 3 button switch S1 as illustrated in the drawing, S2, S3, call button in the present embodiment is selected (normally closed in like manner) open in usual, if power supply 3 is DC48V, upper computer is numeral input, then need to configure A/D converter 4, collection point is arranged between resistance unit 1 and pull down resistor Rd, for gathering the voltage being assigned to pull down resistor Rd,
Defer to above-mentioned resistance principle, select the corresponding resistance R1 of ground floor call button, R1 resistance is 20k Ω, the corresponding resistance R2 of second layer call button, R2 resistance is 30k Ω, the corresponding resistance R3 of third layer call button, R3 resistance is 40k Ω, now meets R1 ≠ R2 ≠ R3 as seen and (R1+R2) ≠ R3, (R1+R3) ≠ R2, (R2+R3) ≠ R1.Pull down resistor R is set again
d, R
dresistance is 10k Ω, then try to achieve the voltage of sampling point by following formula, namely assigns to the voltage U of pull down resistor in circuit
out,
Consider the resistance error and measured error that exist in Practical Project, system output voltage misalignment can be caused, for avoiding upper computer to the registration by mistake of calling information, can suitably relax voltage and detecting value; General resistance has the deviation of 5% ~ 10%, as following table, in positive negative bias 5% scope, all can determine this calling information;
The figure place of the A/D converter 4 in the present embodiment is 12, if 0FFF represents 18V, then has A/D to export U
digifor:
therefore the digital quantity that A/D converter outputs to upper computer is:
| Calling floor | A/D exports U digi | Positively biased 5% exports U digi | Negative bias 5% exports U digi |
| Without calling | 0x0444 | 0x047A | 0x040D |
| 1 | 0x0555 | 0x0599 | 0x0510 |
| 2 | 0x060B | 0x0658 | 0x05BD |
| 3 | 0x071C | 0x0777 | 0x06C1 |
| 1、2 | 0x0888 | 0x08F5 | 0x081A |
| 1、3 | 0x0AAA | 0x0B32 | 0x0A21 |
| 2、3 | 0x0E38 | 0x0EEE | 0x0D82 |
That is to say, as required, the resistance number of design resistance unit 1 and resistance, according to the voltage distribution change in the circuit that the open and close action of button switch causes, when passenger presses 1st floor button, upper computer receives the data of 0x0555, carries out matching judgment, determine the calling information obtaining 1st floor with the digital voltage value preset in upper computer; And for example, when upper computer receives 0x0B32, then judge to show that now 1st floor button and 3rd floors buttons are concurrently depressed; Other situation is as the same.
According to elevator calling registration system provided by the invention, can realize by different in conjunction with actual needs design quantity, that resistance is different resistance; The magnitude of voltage preset in above-mentioned upper computer or digital voltage value, after calling registration system has designed, can calculate according to resistance value, and typing setting;
The above-mentioned resistance error that exists in Practical Project and measured error, also can be debugged elevator calling registration system of the present invention, be solved by the self study program of upper computer;
Still be described with the embodiment shown in Fig. 1; As shown in Figure 2, be the debugging step of upper computer self study program of elevator calling registration system of the present invention:
S201, upper computer enter self-studying mode;
The prompting of S202, upper computer " is not pressed any button switch, within 3 seconds, is recorded collection point voltage afterwards ";
S203, commissioning staff keep all button switchs to be all in the state do not pressed;
S204, (after 3 seconds) upper computer prompting " data logging success ";
The prompting of S205, upper computer " please keep 1st floor button switch down state, within 3 seconds, record collection point voltage afterwards ";
S206, commissioning staff continue to press 1st floor button switch;
S207, (after 3 seconds) upper computer prompting " data logging success ";
The prompting of S208, upper computer " please keep 2nd floors button switch down states, within 3 seconds, record collection point voltage afterwards ";
S209, commissioning staff continue to press 2nd floors button switchs;
S210, (after 3 seconds) upper computer prompting " data logging success ";
The prompting of S211, upper computer " please keep 3rd floors button switch down states, within 3 seconds, record collection point voltage afterwards ";
S212, commissioning staff continue to press 3rd floors button switchs;
S213, (after 3 seconds) upper computer prompting " data logging success ";
S214, upper computer carry out computing according to the data recorded, and record the actual resistance of now each resistance and pull down resistor;
S215, upper computer prompting " self study completes ";
As above step, for the process of being debugged elevator calling registration system of the present invention by the self study program of upper computer, this debug process is simple, quick, accurate, can repeatedly debug, guarantee that each resistance is arranged accurately, guarantee the judgment accuracy of system to calling information;
Elevator calling registration system of the present invention also can be applicable to elevator outer-office calling, according to the multiple upper and lower call button of every first floor, arrange corresponding resistance and button switch can realize, principle, with above-mentioned to be applied to the embodiment of calling system in sedan-chair consistent, does not repeat them here.
Present invention also offers a kind of elevator, this elevator comprises the elevator calling registration system described at least one, and described elevator calling registration system is used for calling in sedan-chair and registers or register for outer-office calling; In a preferred embodiment, can comprise two described elevator calling registration systems, an outer-office calling for elevator is registered, and one for calling registration in sedan-chair.
Elevator calling registration system provided by the invention and elevator, only need output on single point can realize the calling registration of each layer button of elevator, hinge structure, saves I/O resource in a large number, and calling quantity does not almost limit, and can realize greater functionality;
The present invention utilizes the electric resistance partial pressure principle of electricity, and when resistance is chosen proper, main circuit current can be very little, and energy consumption is very low;
Structure of the present invention is simple, only needs an order wire with the connection of registration unit, and it is convenient that Installation and Debugging are safeguarded, failure rate is low;
When each resistance in the present invention is chosen proper, each different calling signal output voltage deviation is comparatively large, and antijamming capability is strong;
The present invention adopts common resistance and electric wire to realize, and saves a large amount of wire rod, without the need to installing electron plate, and with low cost, environmental protection.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (4)
1. an elevator calling registration system, is characterized in that, comprising: resistance unit, power supply, pull down resistor and registration unit;
One end of described resistance unit is connected with described power supply, and the other end is by described pull down resistor ground connection;
Described resistance unit comprises two or more resistance and two or more button switchs, and described in each, resistance is connected in series with each other, and each described resistance is connected in parallel a described button switch; And the corresponding floor of each described button switch, wherein, described in any one, the resistance of resistance is not equal to the resistance of resistance described in another;
An input end of described registration unit is connected between described resistance unit and described pull down resistor, for gathering the input voltage of described pull down resistor, and according to the magnitude of voltage collected, determines the calling information of user to elevator;
Wherein, the magnitude of voltage collected and the voltage threshold preset specifically for gathering described input voltage, and are carried out matching judgment by described registration unit, determine described calling information.
2. elevator calling registration system according to claim 1, it is characterized in that, also comprise A and D converter, an input end of described registration unit is connected between described resistance unit and described pull down resistor by described A and D converter, voltage signal for gathering described input voltage, and is converted to digital voltage value and sends to described registration unit by described A and D converter.
3. elevator calling registration system according to claim 1, is characterized in that, in described resistance unit, the resistance sum of resistance described in two or more is not equal to the resistance of resistance described in another arbitrarily.
4. an elevator, is characterized in that, comprises at least one elevator calling registration system as described in any one of claims 1 to 3, and described elevator calling registration system to be used in sedan-chair calling registration or to register for outer-office calling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250200.3A CN102745562B (en) | 2012-07-18 | 2012-07-18 | Elevator calling and registering system and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250200.3A CN102745562B (en) | 2012-07-18 | 2012-07-18 | Elevator calling and registering system and elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102745562A CN102745562A (en) | 2012-10-24 |
| CN102745562B true CN102745562B (en) | 2014-12-17 |
Family
ID=47026147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210250200.3A Active CN102745562B (en) | 2012-07-18 | 2012-07-18 | Elevator calling and registering system and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102745562B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173947A (en) * | 2015-10-12 | 2015-12-23 | 广州广日电梯工业有限公司 | Elevator external calling control system capable of automatically identifying floor positions and implementation method for elevator external calling control system |
| CN105293228B (en) * | 2015-11-18 | 2017-07-14 | 广州日滨科技发展有限公司 | Elevator outer-office calling electron plate floor ID methods to set up and system |
| CN110329861B (en) * | 2019-07-26 | 2022-04-22 | 广东安居宝数码科技股份有限公司 | Intelligent elevator gateway, elevator control system and elevator control method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101792079A (en) * | 2010-02-25 | 2010-08-04 | 上海三意自动化控制工程有限公司 | Elevator landing display energy-saving control device |
| CN102331274A (en) * | 2011-07-18 | 2012-01-25 | 唐山智诚电气有限公司 | Data acquisition circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0795643A (en) * | 1993-09-27 | 1995-04-07 | Nec Eng Ltd | Button depression information recognition circuit for key telephone system |
| JP2005149223A (en) * | 2003-11-17 | 2005-06-09 | Fujitsu Ten Ltd | Button depression detector |
-
2012
- 2012-07-18 CN CN201210250200.3A patent/CN102745562B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101792079A (en) * | 2010-02-25 | 2010-08-04 | 上海三意自动化控制工程有限公司 | Elevator landing display energy-saving control device |
| CN102331274A (en) * | 2011-07-18 | 2012-01-25 | 唐山智诚电气有限公司 | Data acquisition circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102745562A (en) | 2012-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102810025B (en) | Be applied to the protection circuit of touch panel device, and relevant means of defence and electronic installation | |
| CN203688055U (en) | Weighing instrument of dynamic rail weighter | |
| CN102745562B (en) | Elevator calling and registering system and elevator | |
| CN201039440Y (en) | A cable control earphone for multi-key and single detection end | |
| CN101794682A (en) | Intelligent controller of frame circuit breaker | |
| CN105676053B (en) | A kind of touch screen defect detecting system | |
| CN200956611Y (en) | Keyboard detecting circuit and television receiver with same | |
| CN202256480U (en) | Voltage and current detecting device of power supply of radio-frequency remote system | |
| CN102857231B (en) | A kind of key press detecting circuit | |
| CN204613385U (en) | One is applicable to multiple power information acquisition terminal testing circuit device | |
| CN102496904B (en) | A kind of Self-powered communication-bus short-circuit protection method | |
| CN204287430U (en) | A kind of isolating switch low-voltage divide-shut brake proving installation | |
| CN203673037U (en) | Automatic circuit board detection tool of intelligent electric energy meter | |
| CN102466757A (en) | High precision voltage and current testing device | |
| CN102445651A (en) | Device for testing touch screen functional circuit on circuit board | |
| CN209264857U (en) | A kind of device detecting board installation condition | |
| CN201663117U (en) | Intelligent controller of frame circuit breaker | |
| CN209265226U (en) | A kind of control circuit and device of compatible voltage-type and current mode analog input | |
| CN203232092U (en) | PCB voltage test circuit and tool | |
| CN102759674B (en) | Universal adapter for testing optocouplers | |
| CN206818797U (en) | A kind of portable intelligent cable tester | |
| CN205899298U (en) | Four ways analog input device based on CIB BUS bus | |
| CN207037008U (en) | Insulating check instrument and insulating check system | |
| CN206575424U (en) | Calibration platform based on internet VHF frequency range frequency hopping radio set detection devices | |
| CN101441243A (en) | Elevator cable detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |