JPS63102772A - Blood flow promoting apparatus - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] 〔Technical field〕 This invention relates to a blood circulation promoting device.

[Background technology]

An effective way to recover from stiff shoulders and muscle pain is to use electromagnetic waves to act on specific parts of the body to promote blood circulation.

To this end, it is simple and effective to attach the blood circulation promoting device directly to the area where stiff shoulders are occurring or to wear it on the body. Recently, devices that can be pasted in this way have been constructed into a single unit by incorporating an electromagnetic field generation circuit, a battery to drive it, and an antenna for forming the electromagnetic field into the case of the device, which is attached to the affected area. There is something I did. Since this device is unitized, it has the advantage of being extremely convenient to handle.

However, in conventional devices of this type, the electromagnetic field generating circuit or antenna is arranged in a relationship that overlaps with the battery, which limits the ability to make the device thin and compact.

[Purpose of the invention]

In view of the above circumstances, an object of the present invention is to provide a blood circulation promoting device that is thinner (more compact) and more convenient to use.

[Disclosure of the invention]

In order to achieve the above object, the present invention includes a device case to be attached to the affected area, and inside the device case, at least circuit components forming an electromagnetic field generating circuit, a battery for driving the circuit, and an antenna for forming an electromagnetic field are provided. The blood circulation promoting device is characterized in that the battery is arranged in the center of the device case, and the circuit components and the antenna are arranged so as to surround the battery from the periphery. The gist is a blood circulation promoting device.

Hereinafter, the present invention will be described in detail with reference to the drawings showing embodiments thereof.

FIG. 1 shows a cross section of an example of the blood circulation promoting device according to the present invention. Figure 2 (al) shows the blood circulation promoting device viewed diagonally from above, Figure 2 (b) shows the blood circulation promoting device disassembled and seen diagonally from above, and Figure 3 shows the state with the cushion sheet removed. As seen in these figures, the blood circulation promoting device is equipped with a device case A made of plastic material.The device case A consists of a case body 1 and a case cover (battery cover) 2. The case body 1 is constructed by stacking a lower case 3 and an upper case 4 one above the other and sealingly joining them together using an ultrasonic welder.This is to improve waterproofness. The lower case 3 is shaped like a flat disk and has a large number of ventilation grooves 5 on its bottom surface. In other words, one adhesive sheet 7 is attached to the bottom of the lower case 3, and the other adhesive sheet 8 is attached to the affected area. There are many ventilation holes 9 in the adhesive sheet 7.8.
is provided. Therefore, the cushion sheet 6 is breathable, and in addition to the ventilation grooves 5 formed in the lower case 3, the adhesive sheets 7.8 are also provided with ventilation holes 9, so that the entire It is highly breathable and can effectively prevent stuffiness and rashes that tend to occur when the device is attached to the body. In addition, since the cushion sheet 6 is made of a soft elastic material, even if the surface of the affected area, that is, the skin, has an uneven shape, the lower adhesive sheet 8 can be easily placed along the surface. It is possible to ensure stability.

The upper case 4 has a spherical upper surface 10 that is high at the center and low at the outer periphery. This upper case 4
A circular battery mounting opening 12 is formed in the center of the housing.

A cylindrical partition wall 1) is formed from the periphery of this mounting port 120 toward the inside. The case cover 2 is fitted into the mounting opening 12 from above. The case cover 2 has a spherical upper surface similar to the upper case 4, and a peripheral edge 2a thereof extends in the axial direction to form a cylindrical shape. An O-ring 13 is provided on the outer peripheral surface of this peripheral edge portion 2a.
By fitting the case cover 2 into the mounting opening 12, the waterproofness inside the device case A is ensured. Further, a cover-side hook 14 is formed at the edge of the peripheral edge portion 2a. This cover-side hook 14 is configured to detachably engage with a case-side engaging protrusion 15 protruding from the inner circumferential surface of the partition wall 1) of the upper case 4. This engagement/detachment is accomplished by inserting a coin into the coin groove 16 formed at the center of the upper part of the case cover 2.
This is done by rotating the case cover 2 in either direction.

The partition wall 1) has a battery accommodating portion 17 formed on its inner periphery, and an accommodating space 18 for circuit components and antennas on its outer periphery. A button-type battery 19 is fitted in the battery accommodating portion 17 . On the other hand, a circuit component 21 for an electromagnetic field generating circuit and a loop-shaped antenna 22 are arranged in the circuit component/antenna accommodation space 18 via a printed circuit board 20. The printed circuit board 20 is formed into a circular annular plate, and a first battery connecting fitting 23 protruding from one place on the lower surface connects to one pole of the battery 19.
Also, the second battery connection fitting 24 protrudes from other parts of the bottom surface.
are connected to the other poles at the center bottom of the battery 19, respectively. Furthermore, a loop-shaped antenna 22 as shown in FIG. 4 is provided on the side of the printed circuit board 20 that is worn on the body, that is, on the bottom surface as seen in the figure. On the other hand, a plurality of circuit components 21 are arranged on the side of the printed circuit board 20 opposite to the mounting surface, that is, the upper surface as seen in the figure.

Incidentally, in the blood circulation promoting device of this embodiment, a battery 19 is arranged at the center of the device, and an antenna 22 and a circuit component 21 are arranged so as to surround the battery 19 at the outer periphery. In other words, the antenna 22 and the circuit components 21 are arranged by effectively utilizing the space formed around the battery 19. Note that on the printed circuit board 20,
A battery power switch SW and a light emitting diode LED for displaying its status are arranged, and correspondingly, a switch operating section 25 and a lamp display section 26 are provided in the upper case 4 so as to maintain a sealed state. Further, the circuit component 21 is mainly a component for an electromagnetic field generating circuit, and its circuit configuration is detailed as follows.

In other words, as shown in Figure 5, the oscillation circuit consists of a resistor R
3. Colpitts-type LC oscillation circuit 27 consisting of R2, capacitors C+, Cz, l' transistor Q1, and inductance L, resistors R3 to R6, and capacitor C3.
, Cd,) transistor Q2. It is composed of a multi-by break 28 consisting of Q3, and a display circuit 29 consisting of a resistor R7, a transistor Q4, and a light emitting diode LED. When the battery power switch SW is turned on, the multi-by break 28 oscillates, and the oscillation output causes the oscillation circuit 27. transistor Q.

The oscillation circuit 27 operates in oscillation by being supplied with a base current of
A modulated electromagnetic field is generated by the output of the multi-vib break 28. This electromagnetic field is inducted and radiated via an antenna 22 coupled to. Here, the modulation by the multi-by-break 28 is intended to maintain the blood circulation promoting device to the living body and to save power. Furthermore, the output of the multi-by-break circuit 28 is applied to the base of the transistor Q4 of the display circuit 29, and the transistor Q4 is intermittently switched. Display.

As mentioned above, since the circuit components 21 and the antenna 22 are arranged so as to surround the battery 19, the space around the battery 19 is effectively utilized, making the entire device extremely thin (and compact). Yes, the antenna 22 is
It is preferable to arrange it as far outside as possible.

This is because by doing so, the radiation area of the electromagnetic field can be maximized.

As in the above embodiment, if the upper case 4 is provided with the partition wall 1) and the partition wall 1) is configured to isolate the battery storage section 17 from the storage space 18 for circuit components, etc., the battery 19 can be accessed by opening the case cover 2. When replacing circuit part 21
etc. are not exposed, thus preventing foreign matter from entering there.

Furthermore, if the battery 19 and the antenna 22 are arranged so that their centers coincide with each other as in the embodiment described above, the electromagnetic field formed by the antenna 22 is uniformly absorbed by the battery 19, as shown in FIG. Therefore, it is possible to radiate an electromagnetic field uniformly in the circumferential direction. In this way, it is possible to form an electromagnetic field uniformly in the circumferential direction, so compared to antennas where the central axes of the antenna and battery are offset, the part that forms a strong electromagnetic field can be directed to a specific part of the affected area. This eliminates the hassle of having to match them together.

Furthermore, as shown in the above embodiment, by arranging the antenna 22 on one side of the printed circuit board 20 and arranging the circuit component 21 on the other side, it is possible to provide a device that utilizes space more effectively, and also to If the antenna 22 is placed on the mounting surface side, more effective electromagnetic waves can be radiated to the affected area.

In addition, as seen in the above embodiment, if the mounting surface side of the device case A, which is an example, is a flat surface and the other side is formed into a spherical shape, it is easy to understand that the flat surface side is the mounting surface, making it easier to use. Moreover, if the upper surface is spherical, it will not be smooth and uncomfortable even when wearing a jacket, and if the outer rim to the device case is thin, foreign objects etc. will not come into contact with it. There is also no risk of the device being removed.

Next, another embodiment of the blood circulation promoting device according to the present invention will be described. This blood circulation promoting device, as shown in Figure 7,
A fitting hole is formed in the center of the lower case 3. This fitting hole has a battery receiving case 3 that receives the battery 19 from below.
0 is fitted. This receiving case 30 is configured to be hooked onto the engaging stepped portion 32 by a case hook 31 through a fitting hole in the lower case 3, and a terminal hook 34 of a first connecting fitting 33 integrally formed on the upper end thereof is attached. , a groove 35 formed on the inner peripheral surface of the case cover 2
The battery 19 is fitted between the case cover 2 and the case cover 2. The first connection fitting 33 is connected to the battery 1
9 and is connected to the first battery connection fitting 23. In other words, one pole of the battery 19 and the first battery connection fitting 23 are electrically connected via the first connection fitting 33. Further, as shown in the figure, the second connecting fitting 36 is in contact with the other pole at the bottom of the battery 19, and a portion thereof protrudes from one location in the circumferential direction of the battery receiving case 30. This second connection fitting 3
As shown in FIG. 8, the protruding portion 6 can freely approach and separate from a second battery connection fitting 24 provided at one location on the printed circuit board 20 by rotating the case cover 2 with a coin. Therefore, the case cover 2 also functions as a switch for turning on and off the power of the device.

In this blood circulation promoting device, the adhesive sheet 7.8 with the cushion sheet 6 on the bottom has a donut shape as shown in FIG. For this reason, air permeability is further improved. Further, the blood circulation promoting device according to the present invention is adapted to easily rotate the battery receiving case 30 together with the case cover 2 by placing a finger on the battery receiving case 30 through the through hole 37. but not limited to. For example, in addition to LEDs, a buzzer or the like may be incorporated in the display circuit to provide a sense of use through sound.

〔Effect of the invention〕

As seen above, in the blood circulation promoting device according to the present invention, the battery is arranged in the center of the device case, and the circuit components and antenna are arranged to surround the battery. This makes it thinner, more compact, and easier to use.

[Brief explanation of the drawing]

Figure 1 is an overall sectional view of an example of the blood circulation promoting device according to the present invention, Figures 2 (a) and (b) are its perspective view and exploded perspective view, and Figure 3 is the cushion sheet removed. Fig. 4 is a front view showing the antenna pattern, Fig. 5 is an oscillation circuit diagram, and Fig. 6 is a perspective view showing the state.
The figure is an explanatory diagram showing the electromagnetic field radiation state of the antenna, Figure 7 is a sectional view of another embodiment with the switch OFF, and Figure 8 is the embodiment shown in Figure 7 with the switch ON. 1) Case body 2 Case cover 1) Partition wall 1
9...Battery 20...Printed wiring board 21...
Circuit components 22...Antenna A...Device case agent Patent attorney Takehiko Matsumoto 3rd day

Claims (7)

[Claims] (1) A blood circulation promoting device comprising a device case that is attached to the affected area, and inside the device case, at least a circuit component that constitutes an electromagnetic field generating circuit, a battery that drives this, and an antenna that forms an electromagnetic field. The blood circulation promoting device according to the invention, wherein the battery is arranged in the center of the device case, and the circuit components and the antenna are arranged so as to surround the battery. (2) A ring-shaped printed wiring board is placed around the battery,
The antenna is on the side of the printed wiring board that is attached to the body.
Claim 1 in which circuit components are arranged on the other side
The blood circulation promoting device described in Section 1. (3) The blood circulation promoting device according to claim 1 or 2, wherein the device case has a flat surface on which it is attached to the body and a spherical shape with an upwardly protruding surface on the other side. . (4) Claims in which the device case has a battery accommodating portion surrounded by a cylindrical partition at the center thereof, and the circuit components and antenna are arranged around the battery via the partition. The blood circulation promoting device according to any one of Items 1 to 3. (5) Claims 1 to 4, wherein the device case is composed of a case body and a case cover that covers the battery accommodating portion thereof, and the case cover is detachably attached to the case body. The blood circulation promoting device according to any of the preceding paragraphs. (6) Blood circulation according to claim 5, wherein the case cover can be rotated, and electrical continuity from the battery to the circuit components is turned on and off by this rotational operation. Facilitator. (7) The blood circulation promoting device according to any one of claims 1 to 6, wherein a ring-shaped attachment member is attached to the side of the device case that is attached to the body.