JPH0410880Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to a toy screen conversion device that can sequentially change the screen that appears on a window frame.

Conventional technology Conventional toy screen conversion devices include
There are toys, such as the TV toy described in Japanese Patent No. 35280, that are configured so that a plurality of screens can be automatically switched by a prime mover.

Problems to be Solved by the Invention The conventional device described above has a problem in that the person viewing the screen cannot enjoy the pleasure of sequentially changing the screen by manual operation.

The present invention relates to a toy screen conversion device that can solve the above conventional problems.

Means for Solving the Problems The present invention will be explained in detail below based on the drawings. 1 is a panel that covers the front of a case that is molded to imitate a television receiver cabinet or other suitable shape; A window frame 2 is provided for displaying. 3 is a group of cards made up of multiple boards each with a screen consisting of arbitrary pictures, letters, numbers, etc., stacked one on top of the other; 4 and 5 are located on the back side of panel 1 close to both sides of window frame 2; 6 is a side wall that protrudes from each side and supports the card group 3 in a vertically movable manner between the position where it fits into the window frame 2 and the position where it is hidden below the window frame 2; 3 is an upper frame plate protruding from the back surface of the panel 1 so as to hold down the upper side of the panel 1; 7 is a lower frame plate protruding from the back surface of the panel 1 so as to catch the lower side of the card group 3 when the lower limit of the card group 3 is reached; is the side wall 4,
5 and a back plate that covers between the edges of the upper and lower frame plates 6 and 7, 9 a rotary knob attached to the surface of the panel 1, and 10 an arm that simultaneously pushes up the card group 3, which is placed on the outside of the back plate 8. , and one end 11 is connected to the end of a shaft 12 inserted from the rotary knob 9 to the back side of the panel 1, and the other end 13 is connected to the card group 3 through a notch in the lower frame plate 7. A push rod 14 is provided which is pressed against the lower side of the holder. 27 is a notch in the back plate 8 where the push-up rod 14 passes when the arm 10 is pushed up; 15 is a lever group that locks the card group 3 in the pushed-up position; Each lever 15 is pivotally connected to a shaft 16 installed between the panel 1 and the back plate 8, and one end of each lever 15 has a notch provided at the side edge of each card 3 through a notch 17 provided in the side wall 4. A claw 19 that engages with each lever 18 is provided, and the other end of each lever 15 has a claw 19 that engages with each lever 18 .
A passive joint 20 is provided, and a spring piece 21 is provided protruding from the pivot portion of each lever 15, and the tip of each spring piece 21 is installed between the panel 1 and the back plate 8 above the shaft 16. By pressing the levers 15 against the shafts 22, each lever 15 is always urged to a position where the claws 19 engage with the notches 18 of the card group 3. Reference numeral 23 denotes a cam that drives each lever 15 so that the claws 19 of the levers are sequentially removed from the notch 18 of the card group 3.
At the portion of each lever 15 facing the passive node 20, there is a passive node upper portion 25 that rotates while pushing up the tip of each passive node 20 with the shaft 16 as a fulcrum. The passive joint 20 corresponding to the first card is provided so as to be pushed up sequentially from the tip, and a coaxially rotating ratchet wheel 26 is integrally provided on the side surface of the cam 23 on the panel 1 side.
At an eccentric position on the side surface of the cam 23 on the back plate 8 side,
An engagement pin 28 is provided protrudingly. 29 is a push button attached to project from the surface of the panel 1 under the influence of the spring 49; 30 is a sliding piece that slides in a direction across the gap between the side walls 4 and 5 on the back side of the panel 1; Base plate 3 attached to the back of
1 and are slidably supported by support pieces 32 protruding from both the upper and lower sides of the base plate 31 in the shape of a hook.
A pressing part 35 is provided in the middle part of the sliding piece 30, which is pressed against the tip of the inclined surface 34 provided at the tip of the connecting rod 33 connected to the push button 29.
A ratchet wheel 26 is provided at the end of the sliding piece 30 on the side wall 4 side.
A claw 36 that engages with the ratchet wheel 26 and a lever 37 for removing the claw 36 from the ratchet wheel 26 are provided. A spring 39 is suspended to constantly pull the sliding piece 30 back to its original position. Reference numeral 41 denotes a rocking plate 42 that rises from the connection part with the shaft 12 of the arm 10 and swings in conjunction with the arm 10;
protrudes from the rocking plate 41, and when the arm 10 is pushed up, the lever 37 is pushed down and the claw 36 is moved to the ratchet wheel 2.
The protrusion moves from arm 10 to the position where it is removed from arm 10.
until the push-up of the pawl 36 is started, the pawl 36 is in contact with the pawl 36 so as to engage it with the ratchet wheel 26. A spring 43 is suspended from this protrusion 42, which causes the arm 10 to return to its original position after it pushes up the card group 3. 44 has one end pivotally connected to the shaft 16 and the other end 4
Reference numeral 5 denotes a lever that comes into contact with the upper side of the arm 10 when the arm 10 is pushed up, and rotates around the pivot point as a fulcrum.
A lever 46 is integrally molded to abut the lever 46 and rotate the cam 23 from a position where the passive joint push-up portion 25 contacts the first driven joint 20 to a position where the driven joint push-up portion 25 contacts the last driven joint 20.

Operation When the rotation knob 9 is grasped by hand and turned in the direction of the arrow in FIG.
Since the card group 3 is pushed up in the direction of the arrow in FIG. 2 using the connecting portion as a fulcrum, the card group 3 is pushed up by the push rod 14 as shown in FIG. 6. Arm 10
When pushing up, the end 45 of the lever 44 comes into contact with the upper side of the arm 10 and is pushed up using the pivot point with the shaft 16 as a fulcrum, and at the same time, the lever 46 comes into contact with the engagement pin 28 and rotates in the direction of the arrow. Therefore, the engagement pin 28 rotates around the shaft 24, and the rotation is transmitted to the cam 23, the ratchet wheel 26, and the gear 40 described later. During this time, the swing plate 41 swings in the direction of the arrow in FIG. 2, the protrusion 42 pushes down the lever 37, and the claw
6 is removed from the ratchet wheel 26, the ratchet wheel 26 and the cam 23 also rotate, and the passive joint push-up portion 25 is removed from each passive joint 2.
Move it away from the tip of 0. When the card group 3 reaches the position where it fits into the window frame 2, the passive node push-up portion 25 pushes each passive node 2 as shown in FIG.
Since it moves to a position that deviates from 0 and the push-up using the pivot point of each passive joint 20 as a fulcrum is released,
The elasticity of the spring piece 21 acts on each lever 15, and each lever 15 is pushed using its pivot point as a fulcrum, and at the same time, the group of cards 3 reaches the position where they fit into the window frame 2.
The claws 19 are respectively engaged with the notches 18 . At this point, the upper side of the card group 3 is pressed by the upper frame plate 6, and the pushing up of the card group 3 is stopped, and at the same time, the pushing up of the end 45 of the lever 44 is stopped. Then, when you let go of the rotation knob 9, the elasticity of the spring 43 acts on the arm 10, and the seventh
As shown in the figure, the arm 10 is pushed back to its original position, but the card group 3 is locked in the window frame 2 by the engagement of each claw 19 as described above. Also arm 1
0 is pushed back to its original position, the swinging plate 41 swings in the opposite direction, returning the protrusion 42 to its original position,
Since the protrusion 42 engages the pawl 36 with the ratchet wheel 26,
The lever 44 and the cam 23 are also locked in the movement position.

In this state, when the push button 29 is pushed against the elasticity of the spring 49, the swinging piece 32 is pushed in the direction of the arrow in FIGS. 8 and 9 by the inclined surface 34 of the connecting rod 33. Then, the pawl 36 pushes the pawl of the pawl wheel 26 that is engaged with it and rotates the pawl 26 by one pawl in the direction of the dotted line arrow in FIG. The passive joint pressing portion 25 of is pressed against the first passive joint 20.
Then, the lever 15 corresponding to the first card 3 of the card group 3 is pushed in the direction of the arrow in FIG. The card 3 falls under its own weight to a hidden position below the window frame 2, and the screen of the second card 3 appears on the window frame 2.If you press and release the push button 29, the push button 29 and the connecting rod 33 returns to its original position under the force of the spring 49, and at the same time, the sliding piece 32 returns to its original position under the force of the spring 39, and the pawl 36 engages with the next pawl of the ratchet wheel 26. Prepare for the movement. When the push button 29 is pressed again, the above operation is repeated, the second lever 15 is driven by the second passive push-up portion 25, and the claw 19 is removed from the notch 18 of the second card 3. Therefore, the second card 3 falls under its own weight to a hidden position below the window frame 2, and the screen of the third card 3 appears on the window frame 2. As described above, each time the push button 29 is pressed, the card group 3 is sequentially lowered from the position where it fits into the window frame 2, and the screen is changed.

After all of the card group 3 has descended, when the rotary knob 9 is turned again in the direction of the arrow, the card group 3 is pushed up by the arm 10 to the position where it fits into the window frame 2 again, and at the same time, the passive push-up portion 25 is Clause group 2
The lever group 3 moves to a position deviated from 0, and the lever group 3 receives the elasticity of each spring piece 21 and operates so that each pawl 19 is engaged with each notch 18 of the card group 3.

Embodiment A coaxially rotating gear 40 is integrally molded on the side surface of the ratchet wheel 26 on the panel 1 side, and this gear 40 has an engaging pawl 48 protruding from the end of the base plate 31 on the side wall 4 side. This prevents the ratchet wheel 26 and cam 23 from slipping in forward or reverse rotation.

The back plate 8 is pressed against protrusions 50 protruding from various places on the back surface of the panel 1, for example, and fixed by screwing screws 51 into each protrusion 50 from the outer surface of the back plate 8.

The shafts 16, 22, and 24 are, for example, integrally protruded from the back surface of the panel 1, and constructed by fitting their shaft ends to the back plate 8 or a support plate protruding from the back plate 8.

On the outer surface of the back plate 8, the arm 10 is attached to the spring 43.
A stopper 52 is provided to receive the arm 10 at the position where it returns to its original position under the elasticity of the arm.

Each card 3 is made of plastic or other suitable material. Projections 53 and 54 are provided on both sides of the back side of each card 3, and each card 3 is
To prevent the cards 3 from coming into close contact with each other and to allow each card 3 to descend smoothly. Each card 3 may have a pre-planned screen attached thereto, or each card 3 may have an arbitrary screen attached or erased. Further, the card group 3 may be built in so as to be replaceable with another card group.

This invention can be used not only for TV toys but also for register toys,
It can also be used in toys that are played with changing screens consisting of pictures, letters, numbers, etc.

Effects of the Invention Since the present invention is configured as described above, it is possible to provide a toy screen conversion device in which the user can enjoy the pleasure of sequentially changing the screen by manual operation using a rotary knob and a push button.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; FIG. 1 is a front view, FIG. 2 is a rear view, FIG. 3 is a side view, and FIG. 4 is a cross-sectional view taken along the line A-A in FIG. Figure 5 is a sectional view taken along the line B-B in Figure 1, Figure 6 is a diagram illustrating the state in which the card group is pushed up, and Figure 7 shows the state in which the card group is locked in a position where it fits into the window frame. Figure, 8th
This figure is a diagram for explaining a state in which the push button is pressed, and FIG. 9 is a diagram for explaining a state in which the first card in a group of cards is unlocked. 1... Panel, 2... Window frame, 3... Card group,
9...Rotary knob, 10...Arm, 15...Lever group, 18...Notch, 19...Claw, 20...
Passive joint, 21... Spring piece, 23... Cam, 26...
...Rawl wheel, 28...Engagement pin, 29...Push button, 30...Sliding piece, 36...Claw, 37...Lever, 39...Spring, 41...Swivel plate, 42
... protrusion, 44 ... lever, 46 ... lever.

Claims (1)

[Scope of utility model registration request] A window frame for displaying the screen is provided on the panel covering the front of the case, and on the back side of the panel, a group of cards having a screen and stacked one on top of the other are placed in the window frame and at the position shown above. The panel is supported so as to be movable up and down between a position hidden below the window frame, a rotary knob and a push button are arranged on the surface of the panel, and the rotary knob is used to fit the group of cards into the window frame. Arms that simultaneously push up the cards to the position are connected, and lever groups of the same number as the card groups are pivotally attached to the sides of the card groups pushed up by the arms,
One end of each lever of this lever group is provided with a claw that engages with each notch provided in the side wall of each card of the above card group, and the other end of each lever of the above lever group is provided with a claw that engages with each notch provided in the side wall of each card of the above card group.
A passive joint is provided, and a spring is suspended on each lever of the lever group, and a spring is suspended on each lever of the lever group to urge each pawl to engage with each of the notches, using the pivot portion thereof as a fulcrum. Nearby, a cam is rotatably supported, which sequentially abuts the passive joint corresponding to the first card of the card group and drives each of the levers so that each of the pawls sequentially disengages from each of the notches. , a coaxially rotating ratchet wheel and an engagement pin protruding from an eccentric position of the cam are connected to the cam, and a sliding piece that slides in one direction when pressed is connected to the push button. , the sliding piece is provided with a pawl that engages with the ratchet wheel, and a spring that constantly draws the sliding piece to its original position is suspended, and the sliding piece is connected to the arm and rotates when the arm is pushed up. The lever pivotally connected to the arm is provided with a lever that is connected to the engagement pin and rotates the cam from a position where it abuts the first passive joint to a position where it abuts the last passive joint, The screen converting device for a toy is provided with a protrusion that moves a claw that engages with the ratchet wheel to a position where it is removed from the ratchet wheel when the toy screen converter is pushed up.