CN110124200B - Double-sided liquid cooling device of magnetic stimulation coil - Google Patents
Double-sided liquid cooling device of magnetic stimulation coil Download PDFInfo
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- CN110124200B CN110124200B CN201910258334.1A CN201910258334A CN110124200B CN 110124200 B CN110124200 B CN 110124200B CN 201910258334 A CN201910258334 A CN 201910258334A CN 110124200 B CN110124200 B CN 110124200B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N2/00—Magnetotherapy
- A61N2/004—Magnetotherapy specially adapted for a specific therapy
- A61N2/006—Magnetotherapy specially adapted for a specific therapy for magnetic stimulation of nerve tissue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N2/00—Magnetotherapy
- A61N2/02—Magnetotherapy using magnetic fields produced by coils, including single turn loops or electromagnets
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Health & Medical Sciences (AREA)
- Power Engineering (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurology (AREA)
- Magnetic Treatment Devices (AREA)
Abstract
The invention relates to a double-sided liquid cooling device of a magnetic stimulation coil, which comprises a cooling tank main body, a first cover body, a second cover body, a cooling liquid inlet and a cooling liquid outlet; the first cover body and the second cover body are respectively positioned at two sides of the cooling tank main body and are respectively connected with the cooling tank main body in a sealing way; a magnetic stimulation coil accommodating cavity is arranged between the cooling tank main body and the first cover body; the surface of the first cover body facing the cooling tank main body and the middle part of the cooling tank main body are respectively provided with a first cooling liquid diversion structure and a second cooling liquid diversion structure; the cooling liquid inlet and the cooling liquid outlet are connected with at least one flow guiding structure. The double-sided liquid cooling device provided by the invention can carry out double-sided circulating liquid cooling on the magnetic stimulation coil, has a good heat dissipation effect, and has the advantages of high safety and no potential leakage hazard.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to the technical field of magnetic stimulation, and particularly relates to a double-sided liquid cooling device of a magnetic stimulation coil.
Background
Transcranial magnetic stimulation (Transcranial magnetic stimulation, TMS) is a stimulation method for inducing induced current in the cranium through the skull by a pulse magnetic field, has the advantages of no pain, no damage, simple operation, safety, reliability and the like, is not limited to intracranial nerve stimulation in practical application, can stimulate peripheral nerve muscles, and is widely applied clinically. Since a high-voltage pulse needs to be applied to the coil to obtain a strong magnetic field, and the resistance of the coil should be as small as possible, the coil can generate instantaneous large current when discharging, so that the coil heats, and if the coil is continuously discharged, the temperature of the coil can be continuously increased, and even a human body can be burned.
At present, natural cooling, fan cooling and liquid cooling are generally adopted for cooling the stimulating coil. In the practical use process, the natural cooling efficiency is lower. The cooling mode that the efficiency is the highest among the fan cooling is that cooling fan places in the stimulation coil top, just carries out the cooling of blowing to the stimulation coil, because stimulation coil magnetic field forms maximum output point in the coil center, and cooling fan is motor drive, and the motor is at stimulation coil center, can lead to the fact the influence to the output magnetic field of coil, influences the degree of depth and the precision of stimulation, and because air thermal conductivity is low, and the radiating area limit makes the cooling effect poor moreover. The magnetic stimulation coil is cooled in liquid state, and cooled in an inner cooling mode and cooled in an outer cooling mode, wherein the liquid state is that cooling liquid cools the inside of a stimulation coil conductor, at the moment, the cooling liquid is in direct contact with the inside of the stimulation coil conductor, the risk of water leakage and electrification exists, potential safety hazards exist, the cooling liquid can react with the conductor after circulating in a conductor tube for a long time, oxide is formed, a cooling liquid flowing channel is blocked, and even the influence on a coil magnetic field is caused; in the prior art, the liquid external cooling mode is single-sided liquid cooling, and the cooling effect is poor because the contact area between the cooling liquid and the stimulating coil is limited.
Disclosure of Invention
In order to solve the technical problems, the invention provides the double-sided liquid cooling device for the magnetic stimulation coil, which can carry out double-sided circulating liquid cooling on the magnetic stimulation coil, can effectively improve the heat dissipation performance, cools the stimulation coil in operation to be within a safe temperature range, and has the advantages of high safety and no potential leakage hazard.
To this end, in a first aspect, the present invention provides a magnetic stimulation coil double-sided liquid cooling device, which includes a cooling tank main body, a first cover, a second cover, a cooling liquid inlet, and a cooling liquid outlet;
the first cover body and the second cover body are respectively positioned at two sides of the cooling tank main body and are respectively connected with the cooling tank main body in a sealing way;
a magnetic stimulation coil accommodating cavity is arranged between the cooling tank main body and the first cover body;
the surface of the first cover body facing the cooling tank main body and the middle part of the cooling tank main body are respectively provided with a first cooling liquid diversion structure and a second cooling liquid diversion structure;
the cooling liquid inlet and the cooling liquid outlet are respectively connected with at least one flow guiding structure.
Further, the surface of the first cover body, which faces the cooling tank main body, is convexly provided with a spiral ring-shaped structure to form the first flow guiding structure.
Further, a spiral ring-shaped through hole is formed in the middle of the cooling groove main body, so that the second flow guiding structure is formed.
Further, the magnetic stimulation double-sided liquid cooling device also comprises a junction box, wherein the junction box is at least provided with a wire inlet, a wire outlet, a liquid inlet pipe inlet, a liquid inlet pipe outlet, a liquid outlet pipe inlet and a liquid outlet pipe outlet; wherein, the lead is connected with the magnetic stimulation coil accommodating cavity of the double-sided cooling device through the lead outlet; the liquid inlet pipe is communicated with the cooling liquid inlet through the liquid inlet pipe outlet, and the liquid outlet pipe is communicated with the cooling liquid outlet through the liquid outlet pipe inlet.
Specifically, the lead is connected with the magnetic stimulation coil accommodating cavity through the lead inlet and the lead outlet in sequence; the liquid inlet pipe is communicated with the cooling liquid inlet through the liquid inlet pipe inlet and the liquid inlet pipe outlet in sequence; the liquid outlet pipe is communicated with the cooling liquid outlet through the liquid outlet pipe outlet and the liquid outlet pipe inlet in sequence.
In a preferred embodiment, the liquid inlet pipe is communicated with the cooling liquid inlet through a liquid inlet joint, and the liquid outlet pipe is communicated with the cooling liquid outlet through a liquid outlet joint.
Further, the wire inlet, the liquid inlet pipe inlet and the liquid outlet pipe outlet are contained in an opening on the surface of the junction box and are isolated from each other in the opening; the wire outlet, the liquid inlet pipe outlet and the liquid outlet pipe inlet are respectively arranged in the other three independent openings on the surface of the junction box.
Further, the junction box is further provided with a fixing part, and the fixing part is used for fixing or hanging the junction box; and/or the number of the groups of groups,
and the disassembly and assembly component is used for disassembling and assembling the junction box.
In a specific embodiment, the fixing component is a protruding annular structure.
In a specific embodiment, the detachable component is a screw, preferably a quincuncial screw.
In a second aspect, the invention further provides a transcranial magnetic stimulation instrument, which comprises the magnetic stimulation coil double-sided liquid cooling device, wherein a colloid encapsulated magnetic stimulation coil is accommodated in the magnetic stimulation coil accommodating cavity, so that two surfaces of the colloid encapsulated magnetic stimulation coil are respectively contacted with the first diversion structure and the second diversion structure.
Further, a diversion hole is formed in the colloid of the colloid encapsulated magnetic stimulation coil, and the diversion hole is communicated with the first diversion structure and the second diversion structure.
Further, the transcranial magnetic stimulation instrument comprises two magnetic stimulation coils encapsulated together by colloid, so that the whole magnetic stimulation coil encapsulated by the colloid is 8-shaped; or alternatively, the first and second heat exchangers may be,
comprises a magnetic stimulation coil encapsulated by colloid, so that the whole magnetic stimulation coil encapsulated by colloid is round.
Further, the center of each magnetic stimulation coil is not encapsulated by colloid, so that one or two through holes are formed on the colloid encapsulated magnetic stimulation coils;
the external shape of the magnetic stimulation coil double-sided liquid cooling device and the shape of the magnetic stimulation coil accommodating cavity inside the magnetic stimulation coil double-sided liquid cooling device are matched with the shape of the magnetic stimulation coil encapsulated by the colloid;
the cooling tank main body, the first cover body and the second cover body are provided with holes matched with the through holes, the surfaces of the first cover body or the second cover body extend inwards along the hole walls of the holes to penetrate through the through holes and the holes in the cooling tank main body to reach the holes on the surfaces of the second cover body or the first cover body, and sealing connection is achieved.
The technical scheme of the invention has the following advantages:
according to the technical scheme, the cooling liquid circularly flows at the two sides of the magnetic stimulation coil accommodating cavity, so that the phenomenon that the cooling liquid directly contacts the coil to react with the coil when flowing and influences the magnetic field output and the service life of the coil is avoided; the accommodating cavity is filled and sealed with insulating materials for coils, so that the risk of water leakage and electrification is avoided, and potential safety hazards are eliminated; meanwhile, because no air exists between the coil and the accommodating cavity, heat generated by the coil can be quickly exchanged into cooling liquid, the contact area is large, and the heat dissipation effect is good.
The invention also provides the junction box, the lead and the liquid pipeline are separated by the junction box, so that the potential leakage hazard is further reduced, the safety is improved, and the junction box has attractive appearance; the setting of junction box is convenient for later stage overhauls the circuit.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of an 8-coil double-sided liquid cooling device;
FIG. 2 is an exploded perspective view of a double-sided liquid cooling device for an 8-coil;
FIG. 3 is a schematic diagram of the overall structure of a double-sided liquid cooling device for a toroidal coil;
FIG. 4 is a schematic perspective exploded view of a double-sided liquid cooling device for a toroidal coil
FIG. 5 is a schematic view of the overall structure of the junction box;
FIG. 6 is a right side view of the junction box;
fig. 7 is a left side view of the junction box.
1-a first cover; 2-colloid encapsulated magnetic stimulation coils; 21-deflector holes; 3-a cooling tank body; 4-a second cover; 51-liquid inlet joint; 52-a liquid outlet joint; 6-junction box; 61-a first opening; 62-a second opening; 63-a third opening; 64-fourth openings; 65-hanging pieces; 66-screw
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It should be noted that, in the embodiment of the present invention, directional indications (such as up, down, left, right, front, rear, etc.) are referred to only for explaining the relative positional relationship, movement conditions, etc. between the components in a certain posture (as shown in the drawings), and if the certain posture is changed, the directional indications are changed accordingly.
In addition, in the embodiments of the present invention, there is a description of "first", "second", etc., which are for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may be expressed as a means that at least one of the feature is included, either explicitly or implicitly. In addition, the technical solutions of the embodiments can be combined with each other, and based on the embodiments in the invention, all other changes or substitutions obtained by those skilled in the art without making creative efforts are within the protection scope of the invention.
Example 1
The invention provides a transcranial magnetic stimulation instrument, which comprises a double-sided liquid cooling device, as shown in fig. 1-4, a first cover body 1 and a second cover body 4 are respectively positioned at two sides of a cooling tank main body 3 and are respectively connected with the cooling tank main body 3 in a sealing way; a magnetic stimulation coil accommodating cavity is arranged between the first cover body 1 and the cooling tank main body 3, and a colloid encapsulated magnetic stimulation coil 2 is accommodated in the magnetic stimulation coil accommodating cavity, so that two surfaces of the colloid encapsulated magnetic stimulation coil 2 are respectively contacted with the first flow guiding structure and the second flow guiding structure. In further embodiments, the gel is an insulating material, for example, the insulating material may be selected from epoxy, silicone, or polyurethane. In this embodiment, the magnetic stimulation coil is an "8" coil (as shown in fig. 1 and 2) or a circular coil (as shown in fig. 3 and 4).
The surface of the first cover body 1 facing the cooling tank main body 3 and the middle part of the cooling tank main body 3 are respectively provided with a first cooling liquid flow guiding structure and a second flow guiding structure, and in a further embodiment, the surface of the first cover body 1 facing the cooling tank main body 3 is convexly provided with a spiral ring-shaped structure to form the first flow guiding structure; a spiral ring-shaped through hole is formed in the middle of the cooling tank main body 3 to form the second flow guiding structure.
The colloid encapsulated magnetic stimulation coil 2 is provided with a diversion hole 21, and the diversion hole 21 is communicated with the first diversion structure and the second diversion structure.
The double-sided liquid cooling device is also provided with a cooling liquid inlet and a cooling liquid outlet which are communicated with at least one flow guiding structure, for example, the cooling liquid inlet and the cooling liquid outlet are respectively communicated with a first flow guiding structure; or the cooling liquid inlet and the cooling liquid outlet are respectively communicated with the second diversion structure; or the cooling liquid inlet and the cooling liquid outlet are respectively communicated with the first diversion structure and the second diversion structure; or, two sets of cooling liquid inlets and outlets are arranged, the first set of cooling liquid inlets and outlets are respectively communicated with the first flow guiding structure, and the second set of cooling liquid inlets and outlets are respectively communicated with the second flow guiding structure. In this embodiment, the cooling liquid inlet and the cooling liquid outlet are respectively communicated with the second flow guiding structure; the liquid inlet pipe is communicated with the cooling liquid inlet through a liquid inlet joint 51, and the liquid outlet pipe is communicated with the cooling liquid outlet through a liquid outlet joint 52.
In a further embodiment, the center of each magnetic stimulation coil is not encapsulated by colloid, so that one or two through holes are formed on the colloid encapsulated magnetic stimulation coil 2, as shown in fig. 1 and 2, the shape of the '8' -shaped coil is two adjacent circles, and each circular center is not encapsulated by colloid, so that two through holes are formed on the colloid encapsulated magnetic stimulation coil 2; as shown in fig. 3 and 4, the circular ring coil is in a circular shape, and the center of the circular ring coil is not encapsulated by colloid, so that a through hole is formed on the colloid encapsulated magnetic stimulation coil 2;
the external shape of the magnetic stimulation coil double-sided liquid cooling device and the shape of the magnetic stimulation coil accommodating cavity inside the magnetic stimulation coil double-sided liquid cooling device are matched with the shape of the colloid encapsulated magnetic stimulation coil 2;
the cooling tank main body 3, the first cover body 1 and the second cover body 4 are provided with holes matched with the through holes, the surfaces of the first cover body 1 or the second cover body 4 extend inwards along the walls of the holes to penetrate through the through holes and the holes on the cooling tank main body 3 to reach the holes on the surfaces of the second cover body 4 or the first cover body 1, and sealing connection is achieved.
In the existing coil liquid cooling mode, liquid internal cooling is that cooling liquid cools the inside of a stimulating coil conductor, and at the moment, the cooling liquid is in direct contact with the inside of the stimulating coil conductor, so that oxides are easy to form after long-term use, even the magnetic field is influenced, and potential safety hazards of water leakage and electrification exist. Therefore, in this embodiment, the magnetic stimulation coil accommodating cavity accommodates the magnetic stimulation coil in a potting manner, and since there is no air between the coil and the flow guiding structure, the colloid has good thermal conductivity and insulation, the cooling liquid avoids the reaction with the coil due to direct contact therewith, and meanwhile eliminates the potential safety hazard of electric leakage
In the process of magnetically stimulating the coil, a cooling liquid is input through the liquid inlet joint 51, wherein the cooling liquid can be any one of distilled water, deionized water, purified water, transformer oil, alcohol and diesel oil, preferably deionized water, and in the embodiment, the cooling liquid is deionized water, the deionized water enters the second flow guiding structure through the liquid inlet joint 51, circularly flows in the second flow guiding channel, enters the first flow guiding structure through the flow guiding hole 21, circularly flows, and flows out through the liquid outlet joint 52 after circulation. The contact area of the deionized water and the colloid encapsulated magnetic stimulation coil 2 is large, heat is rapidly conducted out in the circulating flow process at the two sides of the coil, the heat dissipation effect is good, and the purpose of cooling the coil is achieved.
Example 2
As shown in fig. 5 to 7, this embodiment is different from embodiment 1 in that a junction box 6 is further included on the basis of embodiment 1. The junction box 6 is provided with a wire inlet, a wire outlet, a liquid inlet pipe inlet, a liquid inlet pipe outlet, a liquid outlet pipe inlet and a liquid outlet pipe outlet. In this embodiment, the wire inlet, the inlet of the liquid inlet pipe and the outlet of the liquid outlet pipe are the same opening, i.e. the first opening 61, the second opening 62 is the outlet of the liquid inlet pipe, the third opening 63 is the inlet of the liquid outlet pipe, the fourth opening 64 is the outlet of the wire, the first opening 61 is disposed at one side of the junction box 6, and the opposite side is provided with the second opening 62, the third opening 63 and the fourth opening 64.
The liquid inlet pipe sequentially passes through the first opening 61 and the second opening 62 and is communicated with the cooling liquid inlet through the liquid inlet joint 51; the liquid outlet pipe sequentially passes through the first opening 61 and the third opening 63 and is communicated with the cooling liquid outlet through the liquid outlet joint 52; the lead wires are communicated with coils in the colloid encapsulated magnetic stimulation coil 2 through the first opening 61 and the fourth opening 64 in sequence.
The branch box 6 separates the lead and the liquid pipeline, so that potential leakage hazards are further reduced, safety is improved, and the branch box has attractive appearance.
The junction box 6 is further provided with a fixing part and a dismounting part, the fixing part in this embodiment is a hanging part 65, and is used for fixing or hanging the junction box 6, the dismounting part is a screw 66, in a further embodiment is a quincuncial screw, dismounting of the junction box 6 can be achieved through the dismounting screw 66, and the line inspection and replacement in the later period are facilitated.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The transcranial magnetic stimulation instrument is characterized by comprising a magnetic stimulation coil double-sided liquid cooling device, wherein the magnetic stimulation coil double-sided liquid cooling device comprises a cooling tank main body, a first cover body, a second cover body, a cooling liquid inlet and a cooling liquid outlet;
the first cover body and the second cover body are respectively positioned at two sides of the cooling tank main body and are respectively connected with the cooling tank main body in a sealing way; the surface of the first cover body, which faces the cooling tank main body, is convexly provided with a spiral ring-shaped structure to form a first diversion structure; a spiral ring-shaped through hole is formed in the middle of the cooling tank main body to form a second flow guiding structure;
a magnetic stimulation coil accommodating cavity is arranged between the cooling tank main body and the first cover body;
the surface of the first cover body facing the cooling tank main body and the middle part of the cooling tank main body are respectively provided with a first cooling liquid diversion structure and a second cooling liquid diversion structure;
the cooling liquid inlet and the cooling liquid outlet are connected with at least one flow guiding structure;
the magnetic stimulation coil accommodating cavity accommodates a colloid encapsulated magnetic stimulation coil, so that two surfaces of the colloid encapsulated magnetic stimulation coil are respectively contacted with the first diversion structure and the second diversion structure; a diversion hole is formed in the colloid of the colloid encapsulated magnetic stimulation coil, and the diversion hole is communicated with the first diversion structure and the second diversion structure;
the center of each magnetic stimulation coil is not encapsulated by colloid, so that one or two through holes are formed on the colloid encapsulated magnetic stimulation coils; the cooling tank main body, the first cover body and the second cover body are provided with holes matched with the through holes, the surfaces of the first cover body or the second cover body extend inwards along the hole walls of the holes to penetrate through the through holes and the holes in the cooling tank main body to reach the holes on the surfaces of the second cover body or the first cover body, and sealing connection is achieved.
2. The transcranial magnetic stimulation apparatus of claim 1, wherein the magnetic stimulation coil double-sided liquid cooling apparatus further comprises a junction box having at least a wire inlet, a wire outlet, a liquid inlet, a liquid outlet, and a liquid outlet; wherein, the lead is connected with the magnetic stimulation coil accommodating cavity of the double-sided cooling device through the lead outlet; the liquid inlet pipe is communicated with the cooling liquid inlet through the liquid inlet pipe outlet, and the liquid outlet pipe is communicated with the cooling liquid outlet through the liquid outlet pipe inlet.
3. The transcranial magnetic stimulation apparatus of claim 2 wherein the lead inlet, feed tube inlet and drain tube outlet are housed in an opening in the surface of the junction box and are isolated from each other within the opening; the wire outlet, the liquid inlet pipe outlet and the liquid outlet pipe inlet are respectively arranged in the other three independent openings on the surface of the junction box.
4. The transcranial magnetic stimulation apparatus according to claim 2, wherein the junction box further comprises a securing member for securing or hanging the junction box; and/or the number of the groups of groups,
and the disassembly and assembly component is used for disassembling and assembling the junction box.
5. The transcranial magnetic stimulation apparatus according to claim 3 or 4, comprising two magnetic stimulation coils encapsulated together with a gel such that the gel-encapsulated magnetic stimulation coils are overall "8" shaped; or alternatively, the first and second heat exchangers may be,
comprises a magnetic stimulation coil encapsulated by colloid, so that the whole magnetic stimulation coil encapsulated by colloid is round.
6. The transcranial magnetic stimulation apparatus according to claim 5, wherein the external shape of the magnetic stimulation coil double-sided liquid cooling device and the shape of the magnetic stimulation coil accommodating cavity inside the magnetic stimulation coil double-sided liquid cooling device are matched with the shape of the magnetic stimulation coil encapsulated by colloid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258334.1A CN110124200B (en) | 2019-04-01 | 2019-04-01 | Double-sided liquid cooling device of magnetic stimulation coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258334.1A CN110124200B (en) | 2019-04-01 | 2019-04-01 | Double-sided liquid cooling device of magnetic stimulation coil |
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| CN110124200A CN110124200A (en) | 2019-08-16 |
| CN110124200B true CN110124200B (en) | 2023-07-18 |
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| KR20030065126A (en) * | 2002-01-31 | 2003-08-06 | (주) 엠큐브테크놀로지 | System for cooling stimulus coil for use in equipment using magnetic field |
| ES2679821T3 (en) * | 2011-07-18 | 2018-08-31 | Abb Schweiz Ag | Dry transformer |
| CN203253060U (en) * | 2013-03-04 | 2013-10-30 | 深圳英智科技有限公司 | Water-circulation cooling apparatus outside magnetic stimulation coil |
| CN105306506B (en) * | 2014-07-16 | 2020-04-28 | 腾讯科技（深圳）有限公司 | Network advertisement publishing method and network advertisement publishing system |
| JP6502423B2 (en) * | 2017-06-23 | 2019-04-17 | 日本マグネティックス株式会社 | electromagnet |
| CN107510891A (en) * | 2017-07-24 | 2017-12-26 | 深圳英智科技有限公司 | A kind of coil block and magnetic stimulator |
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