CN210277982U - Electromagnetic physiotherapy instrument with low heating - Google Patents
Electromagnetic physiotherapy instrument with low heating Download PDFInfo
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- CN210277982U CN210277982U CN201821896671.0U CN201821896671U CN210277982U CN 210277982 U CN210277982 U CN 210277982U CN 201821896671 U CN201821896671 U CN 201821896671U CN 210277982 U CN210277982 U CN 210277982U
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Abstract
The utility model relates to an electromagnetism physiotherapy equipment that generates heat lowly, including being used for setting up the electromagnetic means in electromagnetism physiotherapy equipment, electromagnetic means includes the magnetic core and winds the coil of establishing above that, the magnetic field radiation of magnetic core is served and is equipped with a plurality of convex parts that are used for producing magnetic resonance. The utility model discloses a during magnetic core circular telegram radiation magnetic field, form the magnetic conduction radiation under the effect of convex part, can effectively increase the radiation intensity in magnetic field to improve the magnetic flux, form the higher magnetic field of intensity, still can effectively reduce electromagnetic means's magnetism and fullness, avoid electromagnetic means to generate heat, moreover, the magnetic field that two adjacent convex parts produced can interact, produces strong magnetic resonance, improves the physiotherapy effect to the human body.
Description
Technical Field
The utility model relates to an electromagnetism physiotherapy equipment field specifically is an electromagnetism physiotherapy equipment that generates heat lowly.
Background
The electromagnetic physiotherapy instrument can generate a magnetic field which radiates directionally to a human body, and the magnetic field stimulates to change the permeability of cell membranes, change the activity of certain enzymes, expand blood vessels and accelerate blood flow, so that the aims of improving local blood circulation, promoting a local metabolic process, improving local tissue nutrition, accelerating the absorption and dissipation of inflammatory secretion and reducing the excitability of peripheral nerves are achieved, pain can be effectively relieved, inflammation is reduced, swelling is relieved, and a treatment effect is achieved. The magnetic field vibration and magnetic field massage effects generated by the electromagnetic field can directly dissipate induration, relieve numbness, excite nerve and muscle tissues, improve local blood circulation and promote the absorption of inflammatory products, thereby playing the role of easing pain. The blood contains cell activator and fat-soluble transdermal factor, the cell activator can expand pores and sweat glands, the fat-soluble transdermal factor can adsorb and carry medicine gas ions to quickly permeate subcutaneous tissues through skin and directly reach focuses, microcirculation of local focus tissues is accelerated in a short time, capillaries are expanded, sweat gland holes are enlarged, metabolism is vigorous, and therefore the effects of activating tissues, activating cells and activating focuses are achieved, and the effect of quickly treating stubborn diseases is achieved.
In order to improve the electromagnetic physiotherapy effect, the magnetic field radiation intensity and the magnetic field resonance intensity need to be further increased, that is, the power of the electromagnetic device needs to be increased, and after the power of the electromagnetic device is increased, the overall heating is high, so that further improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide an electromagnetism physiotherapy equipment that generates heat lowly, the electromagnetic means's that sets up in it radiating effect is good, and operating temperature is lower.
The purpose of the utility model is realized like this:
the utility model provides an electromagnetism physiotherapy equipment that generates heat low, is including being used for setting up the electromagnetic means in electromagnetism physiotherapy equipment, and electromagnetic means includes the magnetic core and winds the coil of establishing above that, the inside heat dissipation channel that is hollow form that is equipped with of magnetic core.
The heat dissipation channel is formed by arranging the heat dissipation channels along the length direction of the magnetic core, and the magnetic field radiation ends of the magnetic core are two ends of the magnetic core in the length direction.
The magnetic core is provided with a plurality of heat dissipation channels, so that the cross section of the magnetic core is in a honeycomb shape.
The magnetic core is formed by combining a solid magnetic core and a hollow magnetic core, and the heat dissipation channel is arranged in the hollow magnetic core.
The hollow magnetic core is arranged at the outer side part of the solid magnetic core.
And the magnetic field radiation end of the solid magnetic core is provided with a plurality of convex parts for forming local strong magnetic induction intensity.
The convex part is in a conical shape or a multi-pyramid shape, and the cross section of the convex part is gradually reduced along the magnetic field radiation direction of the magnetic core.
The heights of the two adjacent convex parts are different.
The electromagnetic device comprises a shell, the shell wraps the magnetic core and the coil, and a wiring end of the coil is led out of the shell.
The magnetic core is arranged on the framework, and the coil is wound on the magnetic core or the framework.
The utility model has the advantages that:
through set up heat dissipation channel on the magnetic core, electromagnetic device during operation, the heat that it produced can give off the external world through heat dissipation channel more fast, improves electromagnetic device's radiating effect, and electromagnetic device radiating effect is good, and whole operating temperature is lower.
In addition, when the magnetic core is electrified to radiate a magnetic field, magnetic conduction radiation is formed under the action of the convex parts, the radiation intensity of the magnetic field can be effectively increased, so that the magnetic flux is improved, a magnetic field with higher intensity is formed, the magnetic saturation of the electromagnetic device can be effectively reduced, the electromagnetic device is prevented from heating, in addition, the magnetic fields generated by the two adjacent convex parts can interact with each other, strong magnetic resonance is generated, and the physical therapy effect on the human body is improved.
The utility model discloses need not to change the overall structure of magnetic core, coil among the prior art, development cost is low, under the same conditions (conditions such as magnetic core size, coil power size are the same), its operating temperature is lower, and produced magnetic field, magnetic resonance's intensity are higher.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is an assembly cross-sectional view of an embodiment of the present invention.
Fig. 3 is a perspective view of a magnetic core according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view of a hollow core according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-4, the electromagnetic physiotherapy instrument with low heat emission comprises an electromagnetic device arranged in the electromagnetic physiotherapy instrument, wherein the electromagnetic device comprises a magnetic core and a coil 1 wound on the magnetic core, and a hollow heat dissipation channel 20 is arranged in the magnetic core. When the electromagnetic device works, heat generated by the magnetic core, the coil 1 and other components can be dissipated to the outside through the heat dissipation channel 20, and due to the principle that hot air rises, heat dissipation airflow from bottom to top can be formed inside the heat dissipation channel 20, so that the air flow on the surface of the electromagnetic device is accelerated, the heat dissipation effect of the electromagnetic device is further improved, the working temperature of the electromagnetic device is integrally reduced, and the electromagnetic device is particularly suitable for being applied to high-power occasions, such as the electromagnetic physiotherapy instrument.
Further, heat dissipation channel 20 lays along the length direction of magnetic core and forms, and the magnetic field radiation end of magnetic core is magnetic core length direction's both ends, makes the direction of heat dissipation channel natural convection current the same with the direction of the magnetic field radiation end place magnetic core of magnetic core, and electromagnetism physiotherapy equipment is when using, often the vertical orientation human body of the magnetic field radiation end of magnetic core, and at this moment, heat dissipation channel also must vertical setting, and the effect of natural convection current is better.
Further, the magnetic core is formed by combining a solid magnetic core 21 and a hollow magnetic core 22, and the heat dissipation channel 20 is arranged in the hollow magnetic core 22, as shown in fig. 3, by the technical scheme of combining the solid magnetic core 21 and the hollow magnetic core 22, the strength of the magnetic field and the magnetic resonance generated by the electromagnetic device is not affected, and the heat dissipation effect can be improved. The hollow magnetic core 22 of this embodiment is provided with a plurality of heat dissipation channels 20, so that the cross section of the magnetic core is honeycomb-shaped, the heat dissipation channels are relatively denser, and the heat dissipation effect is better, as shown in fig. 4. In this embodiment, it is further preferable that the hollow core 22 is disposed outside the solid core 21.
In the prior art, a magnetic core is used as a magnetic conductor, a coil is directly wound in the magnetic core formed by overlapping silicon steel sheets, cold plates and the like or the magnetic core formed by integral die casting, magnetic lines of force generated by the electromagnetic device in the traditional structural mode after being electrified are too dispersed, magnetic flux is small, magnetic field intensity is weak, magnetic field resonance is low, the penetrating capability of the magnetic field to a human body is weak, and if the magnetic field intensity is increased, the electromagnetic device is generally realized by adopting a method of increasing the power of the electromagnetic device, so that the electromagnetic device is large in size, large in energy consumption and large in heating.
Aiming at the improvement scheme of the defects in the prior art, a plurality of convex parts 23 used for forming local strong magnetic induction intensity are arranged at the magnetic field emission end of the solid magnetic core 21. When the electromagnetic device 100 is powered on, magnetic conduction radiation is formed under the action of the convex part 23, original dispersed magnetic lines of force are concentrated on the top of the convex part 23 and radiated out, the radiation intensity of a magnetic field can be effectively increased, so that the magnetic flux is improved, a magnetic field with higher intensity is formed, the magnetic saturation of the electromagnetic device can be effectively reduced, the electromagnetic device is prevented from heating, in addition, the magnetic fields generated by the two adjacent convex parts 21 can interact with each other, strong magnetic resonance is generated, and the physical therapy effect on a human body is improved. Under the same conditions (the same conditions such as the size of the magnetic core, the power of the coil 1 and the like), the strength of the generated magnetic field and magnetic resonance is higher, the overall volume is smaller, the energy consumption and the heat generation are lower, the overall structure of the magnetic core and the coil in the prior art does not need to be changed, and the development cost is low.
As shown in this embodiment, the protruding portion 23 is in a shape of a quadrangular pyramid, the cross section of the protruding portion 23 gradually decreases to a pointed shape along the magnetic field emission direction of the magnetic core, and when the electromagnetic device generates an electromagnetic field after being energized, the magnetic lines of force are guided and concentrated to the pointed end of the protruding portion 23 and then emitted outward, so that the magnetic lines of force are concentrated, and the emitted magnetic field is stronger. The protruding height of every convex part 23 is different, and the height when making the magnetic line of force jet out is all different, and when two adjacent convex parts 23 jetted out the magnetic line of force, the magnetic line of force can the interact strengthen, further improves the crest and magnetic flux, the magnetic field intensity in whole magnetic field, and in addition, the magnetic field of adjacent convex part 23 can interact, and the magnetic resonance effect is stronger to further improve the penetration ability in magnetic field.
The electromagnetic device comprises a shell 3, the magnetic core and the coil 1 are wrapped by the shell 3, and a wiring end of the coil 1 is led out of the shell 3. The technical scheme enables the electromagnetic device to form modularization and can be universally used on various electromagnetic physiotherapy instruments. Wherein, be equipped with skeleton 4 in the shell 3, the magnetic core is installed on skeleton 4, and coil 1 coils on magnetic core or skeleton 4, and all can understand by the skilled person in the art.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and not for the purpose of limiting the same, and the appended claims are intended to cover all such modifications, equivalents, and alternatives falling within the scope of the present invention.
Claims (10)
1. The utility model provides an electromagnetism physiotherapy equipment that generates heat low, is including being used for setting up the electromagnetic means in electromagnetism physiotherapy equipment, and electromagnetic means includes the magnetic core and winds coil (1) of establishing on it, its characterized in that, magnetic core inside is equipped with and is hollow heat dissipation channel (20).
2. The electromagnetic physiotherapy apparatus with low heat generation according to claim 1, wherein the heat dissipation channel (20) is arranged along the length direction of the magnetic core, and the magnetic field emission ends of the magnetic core are both ends of the magnetic core in the length direction.
3. The electromagnetic physiotherapy apparatus of low heat generation according to claim 1, wherein the magnetic core is provided with a plurality of heat dissipation channels (20) so that the magnetic core has a honeycomb-shaped cross-section.
4. The electromagnetic physiotherapy apparatus with low heat generation according to claim 1, wherein the magnetic core is composed of a solid magnetic core (21) and a hollow magnetic core (22), and the heat dissipation channel (20) is arranged in the hollow magnetic core (22).
5. The electromagnetic physiotherapy instrument with low heat generation according to claim 4, characterized in that the hollow magnetic core (22) is arranged at the outer side of the solid magnetic core (21).
6. The electromagnetic physiotherapy apparatus with low heat generation according to claim 4, wherein the magnetic field emission end of the solid core (21) is provided with a plurality of protrusions (23) for forming local strong magnetic induction.
7. The electromagnetic physiotherapy apparatus having a low heat generation according to claim 6, wherein the convex portion (23) has a conical shape or a polygonal pyramid shape, and the cross section of the convex portion (23) is gradually reduced in a direction in which the magnetic field of the magnetic core is radiated.
8. The electromagnetic physiotherapy apparatus with low heat generation according to claim 6, wherein the heights of the adjacent two convex portions (23) are different.
9. The electromagnetic physiotherapy apparatus with reduced heat generation according to any one of claims 1 to 8, wherein the electromagnetic device comprises a housing (3), the housing (3) enclosing the magnetic core and the coil (1), the terminal of the coil (1) leading from the housing (3).
10. The electromagnetic physiotherapy apparatus with low heat generation according to claim 9, characterized in that a skeleton (4) is provided in the housing (3), the magnetic core is mounted on the skeleton (4), and the coil (1) is wound on the magnetic core or the skeleton (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896671.0U CN210277982U (en) | 2018-11-16 | 2018-11-16 | Electromagnetic physiotherapy instrument with low heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896671.0U CN210277982U (en) | 2018-11-16 | 2018-11-16 | Electromagnetic physiotherapy instrument with low heating |
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| Publication Number | Publication Date |
|---|---|
| CN210277982U true CN210277982U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821896671.0U Active CN210277982U (en) | 2018-11-16 | 2018-11-16 | Electromagnetic physiotherapy instrument with low heating |
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| CN (1) | CN210277982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116913653A (en) * | 2023-06-26 | 2023-10-20 | 佛山玉玄宫科技股份有限公司 | Self-radiating fine magnetic field device |
-
2018
- 2018-11-16 CN CN201821896671.0U patent/CN210277982U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116913653A (en) * | 2023-06-26 | 2023-10-20 | 佛山玉玄宫科技股份有限公司 | Self-radiating fine magnetic field device |
| CN116913653B (en) * | 2023-06-26 | 2024-04-09 | 佛山玉玄宫科技股份有限公司 | Self-radiating fine magnetic field device |
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