JP2505934Y2 - Binder structure - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a binder used for binding documents and the like, and more particularly, to improve the opening / closing lever of the binder so that the binding ring can be opened and closed with a slight force and the binding ring can be prevented from being opened. Binder structure.

[0002]

2. Description of the Related Art A binder having various functions and mechanisms has been conventionally known as a binder configured to be bound and stored by a binding ring that opens and closes various documents.

For example, as disclosed in Japanese Utility Model Publication No. 2-11184, it is known to open and close a binding ring by means of an opening / closing lever formed in an inverted 7 shape.

As shown in FIG. 9, the binder is provided with a pair of operating plates 13, 13 which are brought into contact with each other with an engaging portion 17 inside a curved main body frame 11, and the operating plates 13, 1 are arranged.
Opening and closing levers 20 in the shape of 7 are attached to both ends of 3. By pressing the opening / closing lever 20, the binding ring 15 provided on the operating plates 13, 13 can be opened / closed.

In particular, the opening / closing lever 20 has a long vertical portion 2
1 as a finger rest portion 22, and a pair of deep cuts 25, 25 on both sides of the continuous portion of the horizontal portion 27 and the shorter vertical portion 23.
Is provided to form a neck portion 26, and the neck portion 26 is fitted into an opening 19 formed by cutting out a portion of the operating plates 13, 13 near the end of the engaging portion 17.

Further, as shown in FIG. 10, the central support leg 3
6 and a support portion 33 having end support legs 39, 39;
There is an opening / closing lever 30 including a horizontal portion 37 at the center of the upper portion of the support portion 33 and a grip portion 32 standing upright from the horizontal portion 37. The opening / closing lever 30 has a center support leg 36 and end support legs 39, 39. There is also a binder configured so as to be engaged with a slot hole of an operating plate (not shown).

[0007]

However, according to the binder structure disclosed in Japanese Utility Model Publication No. 2-11184, a pair of deep cuts 25 are formed at both ends of the continuous portion of the horizontal portion 27 and the shorter vertical portion 23. , 25 are provided to form a neck portion 26, and the opening / closing lever 20 is attached to the operation plate 13 by engaging the neck portion 26 with the opening hole 19 formed in the operation plate 13. Open and close lever 2
The opening / closing lever 20 is not stable and violently fluctuates because it is opened slightly longer in the longitudinal direction of the operating plate 13 so that 0 can operate smoothly. As a result, there is a rattling rattling sound, and it is difficult to operate the opening / closing lever 20 when opening / closing the binding ring 15.

Further, according to the binder having the opening / closing lever 30 shown in FIG. 10, the opening / closing lever 30 does not move violently due to the protruding end support legs 39, 39.
When the binding ring is opened, a large force is applied to the corner portion where the horizontal portion 37 of the opening / closing lever 30 and the support portion 33 intersect,
It was difficult to reduce the size of such a binder due to its strength and structure.

[0009]

In order to achieve the above-mentioned object, the present invention comprises a body frame that curves upward, and a pair of actuating plates that are disposed inside the body frame and abut each other with engaging portions. In a binder including a plurality of binding rings provided on the operating plate and opening / closing levers attached to both ends in the longitudinal direction of the operating plate, the opening / closing lever has end support legs facing downward at both ends. And a neck portion projecting downward from the center of the support portion, a horizontal portion formed by pressing and bending the neck portion in the horizontal direction, and a horizontal portion formed at the intersection of the horizontal portion and the neck portion. Is formed into a J-shape by a step portion and a handle portion formed by bending the horizontal portion upward, and notch grooves are formed on both side edges in the vicinity of both ends in the longitudinal direction of the operating plate. In the center at both ends of the direction A groove hole to be sandwiched between the grooves is formed, an end supporting leg of a supporting portion of the opening / closing lever is engaged with the notch groove, a neck portion of the opening / closing lever is engaged with the groove hole, and the opening / closing lever is further raised. When the above is set, the bottom surface of the support portion is brought into close contact with the operating plate, and the top portion abuts the top portion of the inner surface of the main body frame to prevent the binding ring from being opened. .

[0010]

According to the present invention, notch grooves are formed in both side edges of the actuating plate in the vicinity of both ends in the longitudinal direction, and a groove hole is formed at the center of the actuating plate sandwiched by the notch grooves, of which the notch groove is opened and closed. Since the end supporting legs of the lever are engaged and the neck is engaged in the slot, the action of the end supporting legs and the neck prevents the opening / closing lever from moving freely.

Further, when the handle portion is pushed downward to lie down the opening / closing lever, the step portion formed at the intersection of the neck portion and the horizontal portion pushes the engaging portion of the operating plate upward, and further the end supporting leg. The base end of the presses the both sides of the engaging portion of the operating plate downward. As a result, the operating plate has an inverted V shape, and the plurality of binding rings provided on the operating plate are opened.

On the other hand, when the handle portion is pushed upward to raise the opening / closing lever, the top of the support portion comes into contact with the top portion of the inner surface of the main body frame to serve as a fulcrum, and at this time, the bottom surface of the support portion pushes the operating plate downward. To do. As a result, the operating plate becomes V-shaped and the binding loop comes to close. In particular, when the open / close lever is in the upright state, the bottom surface of the support portion comes into close contact with the operating plate, and the top portion of the support portion comes into contact with and is pressed by the top portion of the inner surface of the body frame. As a result, the operating plate is fixed and the binding loop is prevented from being opened.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. 1 is an exploded view showing a binder according to the present invention, FIG. 2 is a partially enlarged view showing a state in which an opening / closing lever is mounted on an operating plate in the binder, and FIG. 3 is a plan view showing a state in which a part of the binder is broken. FIG. 4 is a side view showing a state in which the open / close lever is laid down in the binder, FIG. 5 is a side view showing a state in which the open / close lever is erected in the binder, FIG. 6 is a sectional view taken along line XX in FIG. 7A is a side view showing another embodiment of the opening / closing lever, FIG. 7B is a side view showing a state in which the opening / closing lever of FIG. 7A is attached,
FIG. 8A is a front view showing an aspect of a main body frame corresponding to the opening / closing lever of FIG. 7A, and FIG. 8B is a plan view showing an aspect of an operating plate corresponding to the opening / closing lever of FIG. 7A. It is a figure.

The binder structure according to the present invention has a body frame 41 which is curved upward as shown in FIG.
A pair of operating plates 43, 43 disposed inside each other and abutted against each other by engaging portions 47, a plurality of binding rings 45 provided on the operating plates 43, 43, and the length of the operating plates 43, 43. The opening / closing levers 50 are attached to both ends in the direction.

Of these, the operating plates 43, 43 are the engaging portions 47.
The engaging claws 46 are engaged, and notch grooves 48, 48 are formed on both side edges near both ends in the longitudinal direction.
A groove hole 49 sandwiched by the cutout grooves 48 is formed in the center at both ends in the longitudinal direction.

On the other hand, the opening / closing lever 50 has a support portion 53 having end support legs 59, 59 facing downward and curved inward, and a neck portion 56 protruding downward from the center of the support portion 53. And a horizontal portion 57 formed by bending the neck portion 56 in the horizontal direction, step portions 55, 55 formed at the intersection of the horizontal portion 57 and the neck portion 56, and a handle formed by bending the horizontal portion 57 upward. It is formed into a J shape with the portion 52.

Then, as shown in FIG. 2, the end supporting leg 5
9, 59 are engaged with the notch grooves 48, 48, and the neck portion 56 is engaged with the groove hole 49 so that the opening / closing lever 50 is attached to the operating plates 43, 43 so as to be able to fall and stand.

As shown in FIG. 1, the horizontal portion 57 has a slot 49.
The width of the neck 56 is wider than that of the
Has a narrowed shape with respect to the width of the
Steps 55 and 55 are formed at the intersections of 6 and the horizontal portion 57.

As shown in FIG. 3, the support portion 53 is curved inward so that the end support legs 59, 59 do not separate from the cutout grooves 48, 48 when the opening / closing lever 50 operates. . Further, as shown in FIG. 2, the support portion 53 has a bottom surface 63 that slopes downward toward the neck portion 56 and an arc-shaped top portion 65, and the opening / closing lever 50 is in the upright state and the bottom surface 63 has the operating plate 43, The top portion 65 is in close contact with the top portion 43 on the inner surface of the body frame 41 (see FIG. 5).

As shown in FIG. 4, when the handle portion 52 is pushed downward Y1 to incline the opening / closing lever 50, the step portion 55 pushes the centers of the operating plates 43, 43 upward, while
The base ends of the end support legs 59, 59, that is, the support ends 61 press the both side edges of the operating plates 43, 43 downward.
As a result, the V-shaped actuating plates 43, 43 are attached to the body frame 4.
Driving is started with the side surface abutting the inner surface of 1 as a fulcrum, and an inverted V shape is formed as shown by an imaginary line. At this time, a plurality of binding rings 45 provided on the operating plates 43, 43 It will be opened.

Further, at this time, since the support portion 53 is curved inward, the end support legs 59, 59 have the cutout groove 4.
8 and 48 are not separated, and the supporting portion 53 prevents the operating plate 4 from
The operation of 3,43 is not hindered.

On the other hand, when the handle portion 52 is pushed upward to raise the opening / closing lever 50, the bottom surface 63 of the support portion 53 pushes the operating plates 43, 43 downward with the top portion 65 of the support portion 53 as a fulcrum. Become. As a result, the operating plates 43, 43 are bent in a V shape, and the binding ring 45 is closed. In addition, at this time, the bottom surface 63 of the support portion 53 has the operating plates 43, 43
And the top part 65 of the support part 53 contacts the top part 42 of the inner surface of the main body frame 41 and is pressed downward, whereby the operating plates 43, 43 are fixed and the binding ring 45 is prevented from opening. Like

By the way, as shown in FIG. 7A, in the opening / closing lever 50, it is preferable that the portion where the grip portion 52 and the horizontal portion 57 are continuous be inclined. That is, in the related art, the legs 70, 70 provided on the main body frame 41, in order to prevent the location from colliding with a mount such as a file,
... was extended so that the entire binder was floated above the mount such as a file at a fixed interval, but when the binder became large, the legs 70 had to be extended by that amount, which was a structural problem. .

Therefore, as described above, by making the continuous portion of the grip portion 52 and the horizontal portion 57 into an inclined shape, as shown in FIG.
As shown in (b), it is possible to prevent that portion from colliding with the mount such as a file when the opening / closing lever 50 is laid down. However, if the cover plates 41a are provided at both ends of the main body frame 41 as shown in FIG.
Is cut out to form a cutout portion 72, and the operating plate 4
As shown in FIG. 8 (b), the notches 71 are formed in the grooves 3 and 43 by widening the ends of the slots 49, and the opening / closing lever 50 is in the upright state, and a space for the inclined portion to enter is secured. It is essential to do this.

[0025]

EFFECTS OF THE INVENTION According to the present invention, notch grooves are formed in both side edges of the actuating plate in the vicinity of both ends in the longitudinal direction, and a groove hole sandwiched by the notch grooves is formed in the center of the actuating plate at both ends in the longitudinal direction. , Of these, the end support legs of the open / close lever are engaged in the notch groove, and the neck of the open / close lever is engaged in the groove hole, so the open / close lever does not move freely and the fall / fall of the open / close lever is properly adjusted. The effect that can be done is obtained.

Further, the opening / closing lever has a support portion which has end support legs facing downward and is curved inward at both ends, a neck portion projecting downward from the center of the support portion, and the neck portion in the horizontal direction. The handle is formed in a J-shape by a horizontal portion formed by pressing and bending the horizontal portion, a step portion formed at an intersection of the horizontal portion and the neck portion, and a handle portion formed by pressing and bending the horizontal portion upward. When the open / close lever is laid down by pressing the part, the step portion pushes up the engaging portion of the operating plate upward, and the base end of the end support leg pushes down both side ends of the operating plate downward.
The binding ring can be released with a slight force.

Further, since the actuating plate is actuated by pressing a plurality of points on the actuating plate as described above, a large load is not applied to the body frame and the like. Therefore, it is possible to reduce the size of the binder due to its strength.

Further, when the opening / closing lever is in the upright state, the bottom surface of the supporting portion is in close contact with the operating plate and the top portion thereof is in contact with the top portion of the inner surface of the main body frame.
With this opening / closing lever, the operation plate can be fixed to prevent the binding ring from being opened.

[Brief description of drawings]

FIG. 1 is an exploded view showing a binder according to the present invention.

FIG. 2 is a partially enlarged view showing a state in which an opening / closing lever is attached to an operating plate in the same binder.

FIG. 3 is a plan view showing a state in which a part of the binder is broken.

FIG. 4 is a side view showing a state in which the opening / closing lever is laid down in the binder.

FIG. 5 is a side view showing a state in which the opening / closing lever is erected in the binder.

6 is a sectional view taken along line XX in FIG.

7 (a) is a side view showing another embodiment of the opening / closing lever, and FIG. 7 (b) is a side view showing a state in which the opening / closing lever of FIG. 7 (a) is attached.

8 (a) is a front view showing a mode of a main body frame corresponding to the opening / closing lever of FIG. 7 (a), and FIG. 8 (b) is FIG. 7 (a).
Plan view showing an aspect of an operating plate corresponding to the opening / closing lever of FIG.

FIG. 9 is a perspective view showing a conventional binder.

FIG. 10 is a perspective view showing an opening / closing lever used in another conventional binder.

[Explanation of symbols]

 41 main body frame 42 top part 43 actuating plate 45 binding ring 46 engaging claw 47 engaging part 48 notch groove 49 groove hole 50 opening / closing lever 52 grip part 53 supporting part 55 step part 56 neck part 57 horizontal part 59 end supporting leg 61 supporting end Part 63 Bottom 65 Top

Claims (1)

(57) [Scope of utility model registration request] 1. A body frame that curves upward, a pair of actuating plates that are disposed inside the body frame and are in contact with each other with engaging portions, and a plurality of binding rings that are provided on the actuating plate. In a binder provided with opening / closing levers attached to both ends in the longitudinal direction of the operating plate, the opening / closing lever includes a support portion that has end support legs facing downward and is curved inward, and a center of the support portion. A downwardly projecting neck portion, a horizontal portion formed by bending the neck portion in a horizontal direction, a step portion formed at the intersection of the horizontal portion and the neck portion, and the horizontal portion being pressed upward and bent. It is molded into a J shape with the handle
Further, notch grooves are formed on both side edges in the vicinity of both ends in the longitudinal direction of the operating plate, and a groove hole sandwiched by the notch grooves is formed at the center of both ends in the longitudinal direction of the operating plate, and the notch groove is formed in the opening / closing lever. The end supporting legs of the supporting portion are engaged, the neck portion of the opening / closing lever is engaged in the slot, and when the opening / closing lever is further raised, the bottom surface of the supporting portion is in close contact with the operating plate and the top portion is the main body. A binder structure in which the binding ring is restrained from coming into contact with the top of the inner surface of the frame.