JPH07148B2 - Swimming fish toys - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION This invention before as live fish in the water tank
The present invention relates to a fish toy that swims up and down as well as backward and left and right .

[0002]

2. Description of the Related Art Conventionally, a lot of swimming toys have been proposed, most of which are magnetic, and have alternating polarities to affect a fish body to swim in water.

[0003]

SUMMARY OF THE INVENTION The present invention is, firstly, that there is a degree of freedom in the range and speed of movement in the swimming movement of the fish itself, and it is not limited to a narrow range. It is rich in changes and can not be predicted, and it swims not only forward and backward and left and right but also up and down like live fish,
Thirdly, the purpose is to automatically return to the place where the magnetic field lines are present and to allow the swimming motion to circulate infinitely.

[0004]

[Means for Solving the Problems] A water tank having a transparent front surface is provided at least , and a buoyancy portion and a swimming magnet are connected to each other.
Lance and its specific gravity is greater than the swimming liquid stored in the aquarium
Slightly large, adjusted to sink to the bottom of the aquarium at a constant settling rate.
The prepared swimming fish is stored in the aquarium, and the aquarium
Behind the unit, there is a rotary shaft that is at least vertically separated.
The drive magnet for magnetic field generation is supported on the rotating shaft, and it is multi-staged vertically.
The interaction between the distributed rotating magnets and the swimming magnets of the fish caused sinking.
It is a swimming fish toy characterized by acting ascending force or other force on a falling fish body and swimming like a live fish.

A drive magnet is supported behind the water tank vertically above and below the water tank.
If the rotation axis of the device is set to the same direction,
In relation to the prime mover so that the mutual rotation difference occurs
Is also good.

Two or more rotary shafts without the need for driving magnets
It may be supported horizontally to accommodate a wide aquarium.
It A background plate is placed in the container box corresponding to the back of the aquarium.
Installed and placed in a container box behind the background plate
At least the rotary shafts that support the drive magnets should have a mutual reduction ratio.
It may be related to the prime mover by the changed transmission gear.
is there.

The water tank has a converging structure that converges to a required volume at the bottom.
It has a room, and the swimming fish will automatically return to the convergence room.
You can do it.

A background plate arranged corresponding to the back of the aquarium
As much as possible outside the rotation paths of the corresponding two drive magnets
It is three-dimensionally formed close to, and it looks like a simulated rock from the front
It may be done.

[0009]

[Operation] Since the multi-stage driving magnets arranged above and below rotate ,
The magnetic field for the aquarium changes every moment, and this gives a shadow to the fish body.
The sound is not uniform, and especially the rotation of the drive magnets arranged above and below
When rotating in the same direction, from the rear to the front,
The magnetic action generated by moving upwards is the magnetic field for swimming of the fish body.
It acts by interacting with stones and therefore the movement of swimming fish
Swims like a live fish, full of variety and unnatural
It is something.

Converging chamber for converging the lower part of the water tank to the required volume
When formed on the surface, the specific gravity of the swimming
Installed slightly larger than the body, the fish will automatically
The fish body is surely affected by the magnetic field rising effect at that point.
It circulates and swims.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described with reference to the drawings, which are examples.
To explain, 1 is made of synthetic resin to make the whole transparent
In the water tank that is
And a converging chamber 4 converging to a required volume at the bottom.

Reference numeral 5 denotes a container box for the water tank 1 whose front portion is
It is placed so as to be exposed on the outer surface, and is placed on the rear surface 1a of the aquarium 1.
Accordingly, the background plate 6 is arranged in the container box 5 and
A drive magnet for generating a magnetic field is provided inside the container box 5 behind the background plate 6 of
Rotate 7 and 8 in the same direction up and down at the required intervals.
It is arranged on a rotary shaft related to a motive. Drive
The number of magnets 7 and 8 is not limited to one, and the magnets can be horizontally
It is also possible to support it at a distance.

In the first embodiment, there is a required space above and below.
The parallel rotation axes 9 and 10 are arranged sideways, and this rotation
The shafts 9 and 10 are driven and rotated in the same speed and direction from the prime mover.
The rotating shaft 9 may have a transmission gear 11 with a small number of teeth.
The rotating shaft 10 has a transmission gear 12 with a larger number of teeth.
And gears are attached to the transmission gears 11 and 12, respectively.
13 small-diameter tooth portions 13a are meshed with each other, and
The radial teeth 13b are provided on both sides of the pinion 15 of the motor 14, respectively.
The gears may mesh with each other and rotate in the same direction at different speeds.

The rotating shafts 9 and 10 are rotated in the same direction at different speeds.
When the rotary shaft 9 is rotated once, the rotary shaft 10 is rotated.
Proposes an embodiment of rotating 1.9 times. This is 1.8 times
Or more or less, or less
Of course, how to operate the swimming fish
Depending on the above, the mutual rotation ratio is appropriately selected.

16a and 16b are motor support plates,
Support the motor 14. 17a and 17b are motors 1
In the machine frame supported by 4, the rotary shafts 9, 10 and the middle
Support the gear 13.

Reference numeral 18 denotes a battery, which is housed in a battery box 19.
Although not shown, the motor 14 is connected to the motor 14 via a switch.
It is connected so that it will be energized.

Reference numeral 20 denotes a swimming fish body, which is a tropical fish in the embodiment.
The main body 20a is made of synthetic resin and the left and right half shells 20a
Form 1 and 20a2, and assemble them as shown
It is bonded and adhered to and the tail body 20b is molded with the same synthetic resin material.
Then, the main body 20a is pivotally attached to the main body 20a so that the main body 20a is rotatable.
Be kicked.

The main body 20a includes an air tank for a floating bag inside.
22 and the swimming magnet 23 are vertically balanced and accommodated.
ing. The swimming fish body 20 has a specific gravity of the swimming liquid 28.
Slightly larger, sinking to the bottom of aquarium 1 after a few seconds or minutes
Is adjusted. Its sinking speed is related to swimming speed
However, it is better to be large in order to swim actively. So
Depending on the size of the aquarium, there are two or more swimming fish bodies.
May be accommodated.

The background plate 6 has a plate surface shape and surface.
Although not limited to the figure, as in the embodiment, the driving magnetic field is
A three-dimensional surface surrounding the magnets 7 and 8 for rotation is generated.
From the front of the aquarium 1, it looks like Iwamuro and the fish swim.
The background is rendered as if it were a real scene.

The magnetic field generating drive magnets 7 and 8 are made of synthetic resin.
It is mounted on the molding support frames 24 and 25 molded by
The boss portions 24a, 25a at the ends are fitted with the fitting holes 26, 27 in
The tip ends of the rolling shafts 9 and 10 are fitted and supported as a whole.

[0021]

Since the present invention is as described above, the driving
Like a conventional magnet, the magnet simply rotates below the board and regularly
It does not change the magnetic field, but the rotation axis is separated vertically
The drive magnets arranged in multiple stages and supported by the rotating shaft
Rolling, depending on its rotational position or relative to each other
The magnetic field for a specific position changes from moment to moment. this
Change the rotation axis to horizontal, vertical, or other
It depends on the
By doing so, a very wide variety of operations can be performed on the swimming fish body.
It is something that can be given.

The specific gravity of the whole swimming fish body is determined from the swimming liquid.
By increasing it, it will settle down,
So that you can move up and down in the process.
It can be moved by swimming, and it will automatically move to the position where magnetic force is applied.
The shape of the aquarium is illustrated as an example.
Like a thing, the lower part converges to the required volume and the magnetic force is exerted.
It can be made to swim in one place without stopping.
It is possible.

Therefore, a very natural swimming action can be performed forward, backward, left and right.
Of course, it can be applied up and down.

[Brief description of drawings]

FIG. 1 is a central longitudinal sectional view of a swimming toy of the present invention.

FIG. 2 is an explanatory view showing a magnetic force line mechanism inside a part of a water tank cut out from the front side.

FIG. 3 is a vertical sectional side view of a single fish body.

4 is a cross-sectional view taken along the line AA of FIG.

FIG. 5 is an explanatory diagram showing a relative influence relationship between a rotating magnet and a fish body.

FIG. 6 is an external perspective view of the entire swimming toy of the present invention.

[Explanation of symbols]

 1 Water Tank 1a Rear Part 2 Lid Part 3 Water Injection Port 4 Convergence Chamber 5 Device Box 6 Background Plate 7 Magnetic Field Generating Drive Magnet 8 Magnetic Field Generating Drive Magnet 9 Rotating Axis 10 Rotating Axis 11 Small Transmission Gear 12 Large Number of Teeth Transmission gear 13 Intermediate gear 13a Small diameter tooth portion 13b Large diameter tooth portion 14 Motor 15 Pinion 16a Motor support plate 16b Motor support plate 17a Machine frame 17b Machine frame 18 Battery 19 Battery box 20 Swimming fish body 20a Main body 20a1 Half shell 20a2 Half shell 20b Tail body 21 Shaft attachment 22 Air bag for floating bag 23 Swimming magnet 24 Molding support frame 24a Boss part 25 Molding support frame 25a Boss part 26 Fitting hole 27 Fitting hole 28 Swimming liquid

Claims (6)

[Claims] 1. A provided a water tank which is formed at least a front transparent, and swimming magnet and buoyant vision portion are balanced, the
The specific gravity is slightly larger than the swimming liquid stored in the aquarium,
A play adjusted to sink to the bottom of the tank at a constant settling rate.
The swimming fish is housed in the aquarium, and there is a small
Even if there is a rotating shaft that is vertically separated, a magnetic field is applied to the rotating shaft.
Rotating magnets supporting the generating drive magnet and distributed in multiple stages
To the sinking fish due to the interaction between the fish and the swimming magnet of the fish
A swimming fish toy characterized by acting like force and swimming like a live fish. 2. A drive magnet, which is vertically spaced apart from the back of the water tank and has a drive magnet.
The rotating shafts that are supported and installed have the same rotation direction.
Together with the prime mover so that there is a difference in rotation between them.
The swimming fish toy according to claim 1, wherein the swimming fish toy rotates . 3. A rotary shaft having two or more drive magnets without scraping.
The swimming fish toy according to claim 1 , wherein the upper part is horizontally supported . 4. The background plate is provided so as to correspond to the back surface of the aquarium.
In addition to being placed in the container box, in the container box behind the background board
The rotary shafts supporting the drive magnets arranged above and below are mutually reduced.
Swimming fish toy of claim 1, wherein Rukoto such in relation to the prime mover through the transmission gear changing the speed ratio. 5. The water tank has a lower part that converges to a required volume.
The swimming fish toy according to claim 1, wherein the swimming fish toy automatically returns to the converging chamber for swimming . 6. The background plate arranged corresponding to the back surface of the water tank is three-dimensionally formed as close as possible to the outside of the rotation path of the drive magnet , and looks like a simulated rock from the front surface. The swimming fish toy according to claim 1, wherein: