CN209927076U - Accurate displacement detection system of electromagnetic induction ruler - Google Patents
Accurate displacement detection system of electromagnetic induction ruler Download PDFInfo
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- CN209927076U CN209927076U CN201921149936.5U CN201921149936U CN209927076U CN 209927076 U CN209927076 U CN 209927076U CN 201921149936 U CN201921149936 U CN 201921149936U CN 209927076 U CN209927076 U CN 209927076U
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Abstract
The utility model discloses an accurate displacement detection system of electromagnetic induction chi, including electromagnetic induction chi, electromagnetic generator, data interpretation ware, electromagnetism adapter, on-vehicle PLC system and central control dispatch system, the electromagnetic induction chi comprises address data cable and communication leaky wave cable, address data cable ten groups altogether, thirteen groups address data cable forms an induction coil according to gray code rule cross sequencing in the guide chi, communication leaky wave cable is two sets of altogether, and is two sets of communication leaky wave cable is parallel sequencing from top to bottom in the guide chi, electromagnetic generator and on-vehicle PLC system, electromagnetic adapter electric connection respectively, central control dispatch system and data interpretation ware electric connection. The utility model discloses a set up electromagnetism induction chi, electromagnetic generator, data interpreter and electromagnetic matcher, solved the problem that current technique can't satisfy the demand of heavy executive equipment walking displacement detection and communication simultaneously.
Description
Technical Field
The utility model relates to a displacement detection equipment technical field specifically is an accurate displacement detection system of electromagnetic induction chi.
Background
With the arrival of industry 4.0, the intellectualization level of production equipment is continuously improved, ERP and MES systems are popularized, the method provides more comprehensive requirements for the acquisition and communication of basic information of terminal heavy-duty execution equipment, wherein the heavy-duty equipment comprises a storehouse crown block, a stacker-reclaimer of a bulk cargo terminal stock yard, a shore bridge of a container terminal, a silo positioning mobile material distribution vehicle, in the prior art, the heavy execution equipment adopts a field manual operation mode, the labor intensity of workers is high, the working environment is severe, the data in the production process cannot be transmitted to a central control dispatching room in real time, and the occupational health hazard exists for operators in a severe field for a long time, the heavy execution equipment is developed towards informatization, automation, unmanned and intellectualization, so that a system is needed to accurately detect the displacement data of the heavy execution equipment, and data communication between the control system of the mobile heavy-duty execution equipment and the fixed ground central control room dispatching system is realized.
However, the existing position detection technology usually adopts modes of laser, rotary encoder, label, coded cable and the like, the laser position detection technology is influenced by equipment walking vibration, dust and light to lose data frequently and cannot adapt to the severe working environment of the field environment, the rotary encoder position detection technology is a relative displacement detection mode, the equipment stops when running, a large amount of slip is accumulated, the detected data is extremely inaccurate, the precision of the label position detection technology cannot meet the actual requirement, the delay is large, the position data linear precision of the gray bus is reduced by the deformation of an internal foam framework, in addition, the above displacement detection mode can only satisfy the displacement detection function of the heavy-duty execution equipment, does not have the data communication function between the execution mechanism equipment and the central control scheduling system, and needs to construct another field AP wireless communication system to realize the data communication between the mobile equipment end and the fixed ground system.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an accurate displacement detection system of electromagnetic induction chi has solved the problem that current technique can't satisfy the demand of heavy executive equipment walking displacement detection and communication simultaneously.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the electromagnetic induction ruler accurate displacement detection system comprises an electromagnetic induction ruler, an electromagnetic generator, a data interpreter, an electromagnetic matcher, a vehicle-mounted PLC system and a central control dispatching system, wherein the electromagnetic induction ruler is composed of address data cables and communication leaky wave cables, the address data cables are divided into three groups and thirteen groups, the address data cables are crossly sequenced in the guide ruler according to a Gray code rule to form induction coils, the communication leaky wave cables are divided into two groups, the communication leaky wave cables are sequenced in the guide ruler in an up-and-down parallel mode, the electromagnetic generator is electrically connected with the vehicle-mounted PLC system and the electromagnetic matcher respectively, the central control dispatching system is electrically connected with the data interpreter, the data interpreter is electrically connected with the electromagnetic induction ruler, the electromagnetic induction ruler is connected with the electromagnetic matcher through wireless electromagnetic waves, and the electromagnetic matcher comprises an address induction coil, The device comprises a communication receiving coil, an address inductive coil resonance matching unit and a communication matching load unit.
Preferably, the address induction coil generates an alternating magnetic field through alternating current, and the communication receiving coil is matched to be a high-frequency communication receiving and sending antenna.
Preferably, the electromagnetic generator can generate a positive sine wave signal with fixed intensity and frequency, and simultaneously receive and transmit communication data through the communication leaky wave cable.
Preferably, the data interpreter analyzes the position information of the mobile device according to the phase of the potential signal in the coil at the position where the electromagnetic matcher is induced by the electromagnetic induction ruler, and receives and sends communication data through the communication leaky wave cable.
Preferably, the address induction coil is electrically connected with the address inductive coil resonance matching unit.
Preferably, the communication receiving coil is electrically connected with the communication matching load unit.
(III) advantageous effects
The utility model provides an accurate displacement detecting system of electromagnetic induction chi possesses following beneficial effect:
(1) the utility model adopts Faraday's law of electromagnetic induction (magnetic line of force conduction principle) to detect displacement and communicates data with electromagnetic leakage wave principle; when alternating current is passed through the address induction coil, an alternating magnetic field is generated in the vicinity of the address induction coil. At the moment, coils wound by the address data cable are positioned in an alternating and uniformly distributed magnetic field, each group of address data cable coils can generate induced electromotive force, electromagnetic generator signals are transmitted to an induction loop of the address data cable in an electromagnetic coupling mode through an address inductive coil resonance matching unit and an address induction coil, a data interpreter compares the phases of the signals received by the address data cable, the phase of the signals of crossed lines is the same as that of parallel lines, and the address is '0'; the signal phase place of cross line is opposite with the signal phase place of parallel lines, and the address is "1", and the address information of response is digital code arrangement like this, confirms electromagnetic matcher from this in the ascending position of electromagnetic induction chi length direction, and the correspondence is exactly removal displacement data, the utility model discloses can satisfy heavy actuating equipment's displacement detection function, can provide continuous, absolute, high accuracy displacement volume.
(2) The utility model adopts the electromagnetic leakage wave principle to carry out data communication, the electromagnetic leakage wave principle is that a regular signal area is radiated around the appointed area of the cable, the function can ensure that a stable and reliable communication link is established between the wireless client and the wireless access point, and the determined data circulation access can be provided; the data interpreter converts the digital signal of the ground central control dispatching system into an electromagnetic wave signal which is radiated outwards through a communication leaky wave cable in the electromagnetic induction ruler; a communication receiving coil in the electromagnetic matcher finishes acquisition and interaction of electromagnetic wave signals radiated outwards by the electromagnetic induction ruler under the cooperation of a communication matching load unit; electromagnetic generator converts the communication electromagnetic wave signal of accepting into data signal and transmits for on-vehicle PLC system, the utility model discloses can not only detect heavy executive equipment walking positional information, can also realize that the mobile device end is on-vehicle PLC system promptly and fixed ground equipment end is the data communication between the central control dispatch system promptly.
Drawings
Fig. 1 is a schematic diagram of the electromagnetic induction ruler accurate displacement detection system of the present invention;
fig. 2 is a schematic diagram of the principle of address data analysis and communication between the electromagnetic matcher and the electromagnetic induction ruler of the present invention;
fig. 3 is an electromagnetic induction communication schematic diagram of the present invention.
The reference numbers in the figures are:
1. an electromagnetic induction ruler; 2. an electromagnetic generator; 3. a data interpreter; 4. an electromagnetic matcher; 5. a vehicle-mounted PLC system; 6. a central control scheduling system; 7. a communications leaky wave cable; 8. an address data cable; 9. an address induction coil; 10. a communication receiving coil; 11. an address inductive coil resonance matching unit; 12. the communication matches the load unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: an electromagnetic induction ruler accurate displacement detection system comprises an electromagnetic induction ruler 1, an electromagnetic generator 2, a data interpreter 3, an electromagnetic matcher 4, a vehicle-mounted PLC system 5 and a central control dispatching system 6, wherein the electromagnetic induction ruler 1 is composed of address data cables 8 and communication leaky wave cables 7, the address data cables 8 are divided into thirteen groups, the thirteen groups of address data cables 8 are crossly sequenced in the induction ruler according to a Gray code rule to form induction coils, the communication leaky wave cables 7 are divided into two groups, the two groups of communication leaky wave cables 7 are sequenced in the induction ruler in an up-and-down parallel mode, the electromagnetic generator 2 is electrically connected with the vehicle-mounted PLC system 5 and the electromagnetic matcher 4 respectively, the central control dispatching system 6 is electrically connected with the data interpreter 3, the data interpreter 3 is electrically connected with the electromagnetic induction ruler 1, the electromagnetic induction ruler 1 is wirelessly connected with the electromagnetic matcher 4 through electromagnetic waves, and the electromagnetic matcher 4 comprises an address induction coil 9, a data interpreter 3, an electromagnetic signal generator, a data, The mobile equipment comprises a communication receiving coil 10, an address inductive coil resonance matching unit 11 and a communication matching load unit 12, wherein the address sensing coil 9 can generate an alternating magnetic field through alternating current, the communication receiving coil 10 is matched into a high-frequency communication receiving and transmitting antenna, an electromagnetic generator 2 can generate a positive stray wave signal with fixed strength and frequency, meanwhile, communication data are received and transmitted through a communication leaky wave cable 7, a data interpreter 3 analyzes position information of the mobile equipment according to the phase of a potential signal, induced into the position coil of an electromagnetic matcher 4, of the electromagnetic induction ruler 1, meanwhile, the communication data are received and transmitted through the communication leaky wave cable 7, the address sensing coil 9 is electrically connected with the address inductive coil resonance matching unit 11, and the communication receiving coil 10 is electrically connected with the communication matching load unit 12.
Working principle; when alternating current is introduced into the address induction coil 9, an alternating magnetic field is generated near the address induction coil 9, at the moment, the coil wound by the address data cable 8 is in an alternating and uniformly distributed magnetic field, the coil of each group of address data cable 8 generates induced electromotive force, signals of the electromagnetic generator 2 are transmitted to an induction loop of the address data cable 8 in an electromagnetic coupling mode through the address inductive coil resonance matching unit 11 and the address induction coil 9, the data interpreter 3 analyzes position information of the mobile device by performing phase comparison on the signals received by the address data cable 8, the data interpreter 3 converts digital signals of the ground central control and scheduling system 6 into electromagnetic wave signals, the electromagnetic wave signals are radiated outside through the communication leaky wave cable 7 in the electromagnetic induction ruler 1, and the communication receiving coil 10 in the electromagnetic matcher 4 finishes the acquisition of the electromagnetic wave signals radiated outside by the electromagnetic induction ruler 1 under the cooperation of the communication matching load unit 12 And (4) integrating interaction, wherein the electromagnetic generator 2 converts the received communication electromagnetic wave signals into data signals and transmits the data signals to the vehicle-mounted PLC system 5.
To sum up can, the utility model discloses a set up electromagnetic induction chi 1, electromagnetic generator 2, data interpreter 3 and electromagnetic matcher 4, solved the problem that current technique can't satisfy the demand that heavy executive equipment walking displacement detected and communicated simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an accurate displacement detecting system of electromagnetic induction chi, includes electromagnetic induction chi (1), electromagnetic generator (2), data interpreter ware (3), electromagnetic matcher (4), on-vehicle PLC system (5) and central control dispatch system (6), its characterized in that: the electromagnetic induction ruler (1) is composed of address data cables (8) and communication leaky wave cables (7), the address data cables (8) are divided into three groups, the address data cables (8) are divided into thirteen groups, the address data cables (8) are arranged in the guide ruler in a crossed mode according to the Gray code rule to form induction coils, the communication leaky wave cables (7) are divided into two groups, the communication leaky wave cables (7) are arranged in the guide ruler in an up-and-down parallel mode, the electromagnetic generator (2) is electrically connected with the vehicle-mounted PLC system (5) and the electromagnetic matcher (4) respectively, the central control dispatching system (6) is electrically connected with the data interpreter (3), the data interpreter (3) is electrically connected with the electromagnetic induction ruler (1), the electromagnetic induction ruler (1) is wirelessly connected with the electromagnetic matcher (4) through electromagnetic waves, and the electromagnetic matcher (4) comprises address induction coils (9), The device comprises a communication receiving coil (10), an address inductive coil resonance matching unit (11) and a communication matching load unit (12).
2. The system for detecting the accurate displacement of the electromagnetic induction ruler according to claim 1, characterized in that: the address induction coil (9) generates an alternating magnetic field through alternating current, and the communication receiving coil (10) is matched into a high-frequency communication receiving and transmitting antenna.
3. The system for detecting the accurate displacement of the electromagnetic induction ruler according to claim 1, characterized in that: the electromagnetic generator (2) can generate positive sine wave signals with fixed intensity and frequency, and meanwhile, communication data are received and sent through the communication leaky wave cable (7).
4. The system for detecting the accurate displacement of the electromagnetic induction ruler according to claim 1, characterized in that: the data interpreter (3) analyzes the position information of the mobile equipment according to the phase of the potential signal in the coil at the position where the electromagnetic matcher (4) is induced by the electromagnetic induction ruler (1), and meanwhile, receives and sends communication data through the communication leaky wave cable (7).
5. The system for detecting the accurate displacement of the electromagnetic induction ruler according to claim 1, characterized in that: the address induction coil (9) is electrically connected with the address inductive coil resonance matching unit (11).
6. The system for detecting the accurate displacement of the electromagnetic induction ruler according to claim 1, characterized in that: the communication receiving coil (10) is electrically connected with the communication matching load unit (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149936.5U CN209927076U (en) | 2019-07-19 | 2019-07-19 | Accurate displacement detection system of electromagnetic induction ruler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149936.5U CN209927076U (en) | 2019-07-19 | 2019-07-19 | Accurate displacement detection system of electromagnetic induction ruler |
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| Publication Number | Publication Date |
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| CN209927076U true CN209927076U (en) | 2020-01-10 |
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| CN201921149936.5U Active CN209927076U (en) | 2019-07-19 | 2019-07-19 | Accurate displacement detection system of electromagnetic induction ruler |
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- 2019-07-19 CN CN201921149936.5U patent/CN209927076U/en active Active
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Commission number: 5W124790 Conclusion of examination: This patent shall remain valid on the basis of claims 1-3 submitted by the patentee on October 20, 2021 Decision date of declaring invalidation: 20220217 Decision number of declaring invalidation: 54145 Denomination of utility model: A Precise Displacement Detection System of Electromagnetic Induction Ruler Granted publication date: 20200110 Patentee: Wuhan Zhiren measurement and Control Technology Co.,Ltd. |