CN105549475A - Encoder limiting method - Google Patents
Encoder limiting method Download PDFInfo
- Publication number
- CN105549475A CN105549475A CN201510988919.0A CN201510988919A CN105549475A CN 105549475 A CN105549475 A CN 105549475A CN 201510988919 A CN201510988919 A CN 201510988919A CN 105549475 A CN105549475 A CN 105549475A
- Authority
- CN
- China
- Prior art keywords
- magnet
- output shaft
- chip
- induction chip
- door
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25453—Encoder, control knob connected to same microprocessor pins as keyboard matrix
Abstract
An encoder limiting method is used to control rotation of an output shaft of a door machine. The door machine at least comprises a motor driving the output shaft. The method comprises the following steps that a magnet is provided and the magnet is fixed to the output shaft; an induction chip is provided and is installed so as to directly face the magnet; during door open and door close processes of the door machine, the magnet follows the output shaft to rotate; when the magnet rotates, the induction chip induces a magnetic field angle change of the magnet and generates an angle signal; the induction chip codes the angle signal into a digital signal; control equipment is provided, and the control equipment determines a rotation angle of the output shaft according to the digital signal and then emits a control signal to the motor so as to realize limiting to the output shaft. By using the encoder limiting method provided in the invention, limiting precision is high, there is no limiting blind area, a door machine operation state during a whole course is monitored, and the magnet and the induction chip have no physical contact so that durable performance is achieved.
Description
Technical field
The present invention relates to gating technology field, particularly relate to a kind of scrambler limit method.
Background technology
Gate product is the entrance and exit of the passage management equipment limiting pedestrian or motor-driven vehicle going on road, is widely used in the places such as community, school, hospital, enterprises and institutions doorway, parking lot.
At present, the limit method of gate product has mechanical position limitation method and electronic limit method two kinds, and wherein, mechanical position limitation method is Conventional limit method, there is equipment complexity, mechanical life limited shortcoming.Electronic limit method has again the spacing method of tongue tube and the spacing method of potentiometer two kinds, and wherein, the spacing method of tongue tube is spacing inaccurate, and door machine easily rushes spacing; The spacing method of potentiometer is accurately spacing, but has dead point, can cause spacing blind area.
Summary of the invention
In view of above-mentioned condition, be necessary to provide a kind of scrambler limit method, solve the shortcoming of above-mentioned mechanical position limitation and electronic limit.
A kind of scrambler limit method, for the rotation of the output shaft of control gate machine, described door machine at least also comprises the motor of the described output shaft of a driving, comprises the following steps:
One magnet is provided, described magnet is fixed on described output shaft;
One induction chip is provided, described induction chip is just installed described magnet;
Described door machine is in enabling and door closing procedure, and described magnet follows described output shaft rotation;
During described magnet rotors, described induction chip responds to the change of the magnetic field angle of described magnet, produces angle signal;
Described angle signal is encoded to digital signal by described induction chip;
There is provided an opertaing device, described opertaing device judges the anglec of rotation of described output shaft according to described digital signal, and then sends control signal to described motor, and what realize described output shaft is spacing.
Above-mentioned scrambler limit method, wherein, the change of the magnetic field angle of described magnet is responded at described induction chip, produce before angle signal, described scrambler limit method also comprises step: described opertaing device first record described output shaft open the door put in place and door-closing in-place time described magnet angle position.
Above-mentioned scrambler limit method, wherein, also comprise step: described opertaing device according to record described output shaft open the door put in place and door-closing in-place time described magnet angle position, when described magnet reaches described angle position again, described opertaing device sends instruction out of service to described door machine.
Above-mentioned scrambler limit method, wherein, the step that described angle signal is encoded to digital signal by described induction chip is:
Described angle signal is converted into electric signal by described induction chip;
There is provided a single-chip microcomputer, described electric signal transmission is given described single-chip microcomputer by described induction chip;
The electric signal received carries out changing, processing by described single-chip microcomputer,
One communication interface chip is provided, converts the electric signal after described single-chip microcomputer process to digital signal by described communication interface chip.
Above-mentioned scrambler limit method, wherein, the communication interface that described communication interface chip uses is RS232 or RS485 communication interface.
Above-mentioned scrambler limit method, wherein, the step that described angle signal is encoded to digital signal also comprises by described induction chip:
There is provided a power supply pressure stabilization filter, described power supply pressure stabilization filter is respectively described induction chip, single-chip microcomputer and communication interface chip and provides supply voltage.
The scrambler limit method that the present invention proposes, compare the method for mechanical position limitation and the electronic limit showed in the art, at least have the following advantages:
1) limit accuracy is high, infinite place blind area;
2) magnet and the omnidistance mechanical physical contact of induction chip, do not have wearing and tearing, durable in use;
3) be widely used, output shaft rotation angle can use between 0 °-360 °;
4) opertaing device can complete monitoring door machine running status.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the scrambler limit method that the embodiment of the present invention proposes.
Fig. 2 is the process flow diagram of step S110 in Fig. 1.
Fig. 3 is the structural representation of the scrambler stop of the scrambler limit method that the basic embodiment of the present invention proposes.
Fig. 4 is the fundamental diagram of encoder plate in Fig. 3.
In figure, (1) is magnet, (2) be output shaft, (3) are induction chip, (4) are encoder plate, (5) are scrambler shell, (6) are magnetic receiver.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.First-selected embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, the object of these embodiments is provided to be make to disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixedly arranged on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1, the scrambler limit method that the embodiment of the present invention proposes, for the rotation of the output shaft of control gate machine, described door machine at least also comprises the motor of the described output shaft of a driving, comprises the following steps:
Step S102, provides a magnet, is fixed on by described magnet on described output shaft;
Step S104, provides an induction chip, is just installed described magnet by described induction chip;
Step S106, described door machine is in enabling and door closing procedure, and described magnet follows described output shaft rotation;
Step S108, during described magnet rotors, described induction chip responds to the change of the magnetic field angle of described magnet, produces angle signal;
Step S110, described angle signal is encoded to digital signal by described induction chip;
Step S112, provides an opertaing device, and described opertaing device judges the anglec of rotation of described output shaft according to described digital signal, and then sends control signal to described motor, and what realize described output shaft is spacing.
In the present embodiment, when described output shaft rotation, described induction chip just can sense the rotation of described magnet between 0 °-360 °, and signal conversion is sent to the opertaing device of a machine.
Refer to Fig. 2, wherein, step S110, the concrete steps that described angle signal is encoded to digital signal by described induction chip are;
Step S1102, described angle signal is converted into electric signal by described induction chip;
Step S1104, provides a single-chip microcomputer, and described electric signal transmission is given described single-chip microcomputer by described induction chip;
Step S1106, the electric signal received carries out changing, processing by described single-chip microcomputer,
Step S1108, provides a communication interface chip, converts the electric signal after described single-chip microcomputer process to digital signal by described communication interface chip.
The communication interface that the communication interface that above-mentioned communication interface chip uses is RS232 or RS485, in the present embodiment, uses RS485 communication interface.
Above-mentioned steps S110, the concrete steps that described angle signal is encoded to digital signal also comprise by described induction chip:
There is provided a power supply pressure stabilization filter, described power supply pressure stabilization filter is respectively described induction chip, single-chip microcomputer and communication interface chip and provides supply voltage.
During concrete enforcement, step S108, during described magnet rotors, described induction chip responds to the change of the magnetic field angle of described magnet, produce before angle signal, also comprise step: described opertaing device first record described output shaft open the door put in place and door-closing in-place time described magnet angle position.
In addition, comprise step further: described opertaing device according to record described output shaft open the door put in place and door-closing in-place time described magnet angle position, when described magnet reaches described angle position again, described opertaing device sends instruction out of service to described door machine.
The scrambler limit method that the present embodiment proposes, can be controlled by control program, operate very simple, opertaing device first records door machine respectively when enabling puts in place with door-closing in-place, the angle position of magnet, after when magnet reaches this angle position again, opertaing device just knows that a machine has arrived the restraining position opening the door and close the door, send the instruction that motor is out of service, by this scrambler limit method, opertaing device can detect state and the position of the current operation of a machine very easily in real time, namely opening, when action of closing the door is carried out, opertaing device can detect the current position that runs to of a machine and running status at any time.
Refer to Fig. 3, be described in detail to the scrambler limit method that the present embodiment proposes by a scrambler stop, in this scrambler stop, induction chip 3 is fixed on encoder plate 4, encoder plate 4 is fixed in scrambler shell 5, and scrambler shell 5 is arranged on a machine.Induction chip 3 and magnet 1 are just to setting, and induction chip 3 and magnet 1 are not in contact with each other.
Magnet 1 is fixed in magnetic receiver 6, and magnetic receiver 6 is positioned at the end of output shaft 2.Magnetic receiver 6 and output shaft 2 are structure as a whole or Split type structure, and specifically in the present embodiment, magnetic receiver 6 and output shaft 2 are Split type structure.
Refer to Fig. 4, encoder plate 4 is integrated with the circuit such as single-chip microcomputer, this circuit is specifically by induction chip, single-chip microcomputer, communication interface chip, the part such as power supply voltage regulation filtering composition, the principle of work of each several part is: power supply voltage regulation filtering is induction chip, single-chip microcomputer and communication interface chip provide stable supply voltage, when magnet rotors, induction chip detects the magnetic field angle signal of magnet, be converted into electric signal, be transferred to single-chip microcomputer process, the signal received is changed by single-chip microcomputer, process, and by communication interface chip convert to digital signal export to other opertaing device use.
In addition, understandable, in other embodiments of the invention, magnet 1 and induction chip 3 can transpositions, the end of output shaft 2 is arranged on by induction chip 3, magnet 1 is placed, as long as ensure that magnet 1 and induction chip 3 are just to setting, can make induction chip 3 sense the change of magnet 1 angle at induction chip 3 correspondence position.
The scrambler limit method that the present invention proposes, compare the method for mechanical position limitation and the electronic limit showed in the art, at least have the following advantages:
1) limit accuracy is high, infinite place blind area;
2) magnet and the omnidistance mechanical physical contact of induction chip, do not have wearing and tearing, durable in use;
3) be widely used, output shaft rotation angle can use between 0 °-360 °;
4) opertaing device can complete monitoring door machine running status.
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 (6)
1. a scrambler limit method, for the rotation of the output shaft of control gate machine, described door machine at least also comprises the motor of the described output shaft of a driving, it is characterized in that, said method comprising the steps of:
One magnet is provided, described magnet is fixed on described output shaft;
One induction chip is provided, described induction chip is just installed described magnet;
Described door machine is in enabling and door closing procedure, and described magnet follows described output shaft rotation;
During described magnet rotors, described induction chip responds to the change of the magnetic field angle of described magnet, produces angle signal;
Described angle signal is encoded to digital signal by described induction chip;
There is provided an opertaing device, described opertaing device judges the anglec of rotation of described output shaft according to described digital signal, and then sends control signal to described motor, and what realize described output shaft is spacing.
2. scrambler limit method according to claim 1, it is characterized in that, the change of the magnetic field angle of described magnet is responded at described induction chip, produce before angle signal, described scrambler limit method also comprises step: described opertaing device first record described output shaft open the door put in place and door-closing in-place time described magnet angle position.
3. scrambler limit method according to claim 2, it is characterized in that, also comprise step: described opertaing device according to record described output shaft open the door put in place and door-closing in-place time described magnet angle position, when described magnet reaches described angle position again, described opertaing device sends instruction out of service to described door machine.
4. scrambler limit method according to claim 1, is characterized in that, the step that described angle signal is encoded to digital signal by described induction chip is:
Described angle signal is converted into electric signal by described induction chip;
There is provided a single-chip microcomputer, described electric signal transmission is given described single-chip microcomputer by described induction chip;
The electric signal received carries out changing, processing by described single-chip microcomputer,
One communication interface chip is provided, converts the electric signal after described single-chip microcomputer process to digital signal by described communication interface chip.
5. scrambler limit method according to claim 4, is characterized in that, the communication interface that described communication interface chip uses is RS232 or RS485 communication interface.
6. scrambler limit method according to claim 4, is characterized in that, the step that described angle signal is encoded to digital signal also comprises by described induction chip:
There is provided a power supply pressure stabilization filter, described power supply pressure stabilization filter is respectively described induction chip, single-chip microcomputer and communication interface chip and provides supply voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988919.0A CN105549475A (en) | 2015-12-21 | 2015-12-21 | Encoder limiting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510988919.0A CN105549475A (en) | 2015-12-21 | 2015-12-21 | Encoder limiting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105549475A true CN105549475A (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510988919.0A Pending CN105549475A (en) | 2015-12-21 | 2015-12-21 | Encoder limiting method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105549475A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296726A (en) * | 2019-06-27 | 2019-10-01 | 武汉市海维鑫科技有限公司 | A kind of encoder apparatus |
| CN112391975A (en) * | 2020-11-05 | 2021-02-23 | 通号通信信息集团有限公司 | Gate movement and control method thereof |
| CN112706800A (en) * | 2020-12-15 | 2021-04-27 | 神华铁路装备有限责任公司 | Railway wagon bottom door monitoring device and system and railway wagon |
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| CN101750102A (en) * | 2009-12-24 | 2010-06-23 | 浙江中控电气技术有限公司 | Magnetoelectric rotating encoder and magnetoelectric angle-rotating measuring method |
| CN201877986U (en) * | 2010-06-10 | 2011-06-22 | 浙江中控电气技术有限公司 | EPA (Ethernet for Plant Automation)-based motor digital magnetic encoder |
| CN102787571A (en) * | 2011-05-16 | 2012-11-21 | 山东新北洋信息技术股份有限公司 | Gate device of automatic ticket checker and control method of gate device |
| JP2015129700A (en) * | 2014-01-08 | 2015-07-16 | アルプス電気株式会社 | Magnetic field rotation detection sensor and magnetic encoder |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201152101Y (en) * | 2008-01-18 | 2008-11-19 | 深圳市捷顺科技实业股份有限公司 | Channel sluice cassette mechanism device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296726A (en) * | 2019-06-27 | 2019-10-01 | 武汉市海维鑫科技有限公司 | A kind of encoder apparatus |
| CN112391975A (en) * | 2020-11-05 | 2021-02-23 | 通号通信信息集团有限公司 | Gate movement and control method thereof |
| CN112706800A (en) * | 2020-12-15 | 2021-04-27 | 神华铁路装备有限责任公司 | Railway wagon bottom door monitoring device and system and railway wagon |
| CN112706800B (en) * | 2020-12-15 | 2023-10-20 | 神华铁路装备有限责任公司 | Railway wagon bottom door monitoring device and system and railway wagon |
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Application publication date: 20160504 |