CN110380521A - Three-winding wireless energy supply system for gastrointestinal tract microrobot - Google Patents
Three-winding wireless energy supply system for gastrointestinal tract microrobot Download PDFInfo
- Publication number
- CN110380521A CN110380521A CN201910587541.1A CN201910587541A CN110380521A CN 110380521 A CN110380521 A CN 110380521A CN 201910587541 A CN201910587541 A CN 201910587541A CN 110380521 A CN110380521 A CN 110380521A
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- Prior art keywords
- coil
- helmholtz
- energy supply
- wireless energy
- supply system
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- 238000004804 winding Methods 0.000 title claims abstract description 22
- 210000001035 gastrointestinal tract Anatomy 0.000 title claims abstract description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000002496 gastric effect Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000002775 capsule Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000001839 endoscopy Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 229910001289 Manganese-zinc ferrite Inorganic materials 0.000 description 1
- JIYIUPFAJUGHNL-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] JIYIUPFAJUGHNL-UHFFFAOYSA-N 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 230000007413 intestinal health Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Near-Field Transmission Systems (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
A kind of three-winding wireless energy supply system for gastrointestinal tract microrobot, it include: the Helmholtz's loading coil and receiving coil and the transmitting coil for wireless energy supply of coaxial arrangement, wherein: magnetic core is equipped with inside receiving coil, Helmholtz's loading coil is set to outside receiving coil, and transmitting coil is set to the outside of Helmholtz's loading coil and receiving coil and constitutes three-winding wireless energy supply system with it.The present invention forms three-winding system by coiling Helmholtz loading coil and receiving coil on hollow cylinder magnetic core, and with transmitting coil, realizes the efficient energy supply of gastrointestinal robot, energy transmission efficiency is after tested up to 7% or so；Hollow cylindrical body is placed on the outside of gastrointestinal robot, efficiently uses the space of robot, reduces the size of robot.
Description
Technical field
It is specifically a kind of to be used for gastrointestinal tract micro computer the present invention relates to a kind of technology in electromagnetic wave power supply system field
The three-winding wireless energy supply system of device people.
Background technique
With the development of society, the transition of environment, the variation of people life style, the disease incidence of digestive system is mentioning year by year
Height, compatriots' intestinal health allow of no optimist.Currently, the routine inspection mode of enterogastric diseases is endoscopy, and endoscopy
The problems such as looking into there are missing inspection, process are excessively painful, may cause severe complication.The capsule endoscope for substituting conventional endoscope can
To traverse entire alimentary canal with intestinal movement, but cannot be resident in enteron aisle, and capsule endoscope generallys use micro electric
Pond power supply, due to the limitation of battery capacity, the operation of capsule endoscope time is short, and image transmitting quality is low, cannot carry excessive function
It can component.
Summary of the invention
The present invention In view of the above shortcomings of the prior art, proposes a kind of three-winding for gastrointestinal tract microrobot
Wireless energy supply system, by be set to Helmholtz's loading coil on receiving coil and transmitting coil form three-winding system,
The efficient energy supply of gastrointestinal robot is realized, while improving space utilization rate, is while reducing the power of emitter
Gastrointestinal robot provides sufficient energy.
The present invention is achieved by the following technical solutions:
The present invention includes: Helmholtz's loading coil and receiving coil and the transmitting for wireless energy supply of coaxial arrangement
Coil, in which: magnetic core is equipped with inside receiving coil, Helmholtz's loading coil is set to outside receiving coil, transmitting coil setting
Three-winding wireless energy supply system is constituted in the outside of Helmholtz's loading coil and receiving coil and with it.
Magnetic core, Helmholtz's loading coil and the receiving coil is integrally placed on outside gastrointestinal robot.
Helmholtz's loading coil, coiling obtains in the following manner: sub-thread enameled wire being first fixed on reception
One end on coil, the half of the number of turns needed for coiling simultaneously draw Helmholtz's loading coil half along magnetic core axial direction after fixation
The distance of diameter obtains after continuing coiling remainder the number of turns after fixation.
Energy acceptance management circuit is further provided in the three-winding wireless energy supply system, comprising: to make Hai Mu
Hereby loading coil and receiving coil the LC resonance circuit of resonance, effectively straight induced current to be converted under specific frequency suddenly
The current rectifying and wave filtering circuit and Voltage stabilizing module of galvanic electricity stream, in which: LC resonance circuit is connected with coil.
Technical effect
Compared with prior art, the present invention by the coiling Helmholtz loading coil on hollow cylinder magnetic core and receives line
Circle, and three-winding system is formed with transmitting coil, realize the efficient energy supply of gastrointestinal robot, energy transmission efficiency after tested may be used
Up to 7% or so；Hollow cylindrical body is placed on the outside of gastrointestinal robot, efficiently uses the space of robot, reduces machine
The size of people.
Detailed description of the invention
Fig. 1 is three dimensional structure diagram of the present invention；
Fig. 2 is efficiency chart of the present invention under different size loading coil；
Fig. 3 is that embodiment energy acceptance manages circuit diagram；
Fig. 4 is transmitting coil and loading coil receiving coil positional diagram.
Specific embodiment
As shown in Figure 1, a kind of three-winding wireless energy supply system for gastrointestinal tract microrobot being related to for the present embodiment
System, wherein including: magnetic core 1, Helmholtz's loading coil 2, transmitting coil 4 and receiving coil 3, in which: magnetic core 1 is placed on stomach and intestine
Outside pipeline robot, receiving coil 3 is wound on magnetic core 1, and Helmholtz's loading coil 2 is set to outside receiving coil 3, for wireless
The transmitting coil 4 of energy supply is set to outside gastrointestinal robot 8.
2 spacing of Helmholtz's loading coil is the radius of Helmholtz's loading coil 2.
The magnetic core 1 is hollow cylinder made of manganese-zinc ferrite.
Helmholtz's loading coil 2 and receiving coil 3 is sub-thread enameled wire, and being wound on magnetic core 1 is spiral shell
Rounding is cyclic annular.
The transmitting coil is multiply enameled wire coiling group shape, and the diameter range of transmitting coil is 40cm-60cm.
The present embodiment is related to the winding method of above-mentioned Helmholtz's loading coil 2, step are as follows:
The litz wire of receiving coil 3 is introduced 40 circle of enameled wire winding from section any point on magnetic core 1 by step 1.
Step 2, the outside coiling Helmholtz loading coil 2 in receiving coil 3 first select one end coiling 9 to enclose, from coiling
One end after good is drawn out to the position that distance is 2 radius length of Helmholtz's loading coil and encloses further around system 9, and the center of coil should be with
The center of magnetic core 1 is overlapped, and receiving coil 3 and Helmholtz's loading coil 2 form wireless energy receiving coil.
As shown in figure 3, being further provided with energy acceptance management circuit in the present embodiment above system, comprising: to make the last of the twelve Earthly Branches
Mu Huozi loading coil and receiving coil under specific frequency the LC resonance circuit 5 of resonance, induced current to be converted to
Imitate the current rectifying and wave filtering circuit 6 and Voltage stabilizing module 7 of DC current, in which: LC resonance circuit 5 is connected with receiving coil 3, and is receiving
It is coil-induced to alternating magnetic field when, generate and provide stabilization for gastrointestinal robot 8 after rectified induced current, filtering, pressure stabilizing and fills
The energy of foot.
The Voltage stabilizing module includes: voltage stabilizing chip and peripheral circuit.
As shown in figure 4, magnetic core 1 is placed on outside gastrointestinal robot in the present embodiment, receiving coil 3 is wound on magnetic core,
Helmholtz's loading coil 2 is set to outside receiving coil 3, and transmitting coil 4 is set to Helmholtz's loading coil and receiving coil
Outside.
As shown in Fig. 2, being tested by the efficiency for specifically testing the Helmholtz-type ink three-winding wireless energy supply system, in room temperature
Under environment, under 30-60 ohm of load, the receiving coil shown in FIG. 1 with Helmholtz-type ink loading coil is used.It can obtain
To experimental data be wireless energy system effectiveness be up to 6.45%, the energy of 845mW can be transmitted, meet gastrointestinal tract machine
The energy requirement of people's movement.Compared with prior art, the performance indicator promotion of this method is: the more original transmission mode of efficiency
50% is promoted, energy is received and improves 40.8%, realize robot stabilized movement.
Above-mentioned specific implementation can by those skilled in the art under the premise of without departing substantially from the principle of the invention and objective with difference
Mode carry out local directed complete set to it, protection scope of the present invention is subject to claims and not by above-mentioned specific implementation institute
Limit, each implementation within its scope is by the constraint of the present invention.
Claims (6)
1. a kind of three-winding wireless energy supply system for gastrointestinal tract microrobot characterized by comprising coaxial arrangement
Helmholtz's loading coil and receiving coil and transmitting coil for wireless energy supply, in which: magnetic is equipped with inside receiving coil
Core, Helmholtz's loading coil are set to outside receiving coil, and transmitting coil is set to Helmholtz's loading coil and receiving coil
Outside and constitute three-winding wireless energy supply system with it.
2. three-winding wireless energy supply system according to claim 1, characterized in that between Helmholtz's loading coil
Away from the radius for Helmholtz's loading coil.
3. three-winding wireless energy supply system according to claim 1, characterized in that the magnetic core is hollow cylinder.
4. three-winding wireless energy supply system according to claim 1 or 2, characterized in that Helmholtz's load line
Circle, coiling obtains in the following manner: sub-thread enameled wire is first fixed on one end on receiving coil, one of the number of turns needed for coiling
It is remaining to continue coiling after fixation for the distance that Helmholtz's loading coil radius partly and after fixation is drawn along magnetic core axial direction
It is obtained after the number of turns.
5. three-winding wireless energy supply system according to claim 1 or 2 or 3, characterized in that be further provided with energy acceptance
Manage circuit, comprising: to make Helmholtz's loading coil and receiving coil the LC resonance circuit of resonance, use under specific frequency
Induced current to be converted to the current rectifying and wave filtering circuit and Voltage stabilizing module of effective DC current, in which: LC resonance circuit and coil
Series connection.
6. the three-winding wireless energy supply system according to shown in claim 5, characterized in that the Voltage stabilizing module includes: pressure stabilizing
Chip and peripheral circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910587541.1A CN110380521B (en) | 2019-07-02 | 2019-07-02 | Three-coil wireless energy supply system for gastrointestinal tract micro-robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910587541.1A CN110380521B (en) | 2019-07-02 | 2019-07-02 | Three-coil wireless energy supply system for gastrointestinal tract micro-robot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110380521A true CN110380521A (en) | 2019-10-25 |
| CN110380521B CN110380521B (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910587541.1A Expired - Fee Related CN110380521B (en) | 2019-07-02 | 2019-07-02 | Three-coil wireless energy supply system for gastrointestinal tract micro-robot |
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| CN (1) | CN110380521B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110380523A (en) * | 2019-07-19 | 2019-10-25 | 上海交通大学 | Wireless energy supply device for internal Miniature medical equipment |
| CN110912281A (en) * | 2019-11-28 | 2020-03-24 | 上海交通大学 | Honeycomb-shaped wireless energy supply device |
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| Publication number | Publication date |
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| CN110380521B (en) | 2023-03-14 |
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Granted publication date: 20230314 |