JPH06278952A - Connection cord storing device - Google Patents

Abstract

PURPOSE:To provide a connection cord storing device which can store a connection cord in a storing part as it is thin-type. CONSTITUTION:This storing device comprises a roller 6, which can shift position being caught flexibly by a long spring 5 and rotates itself, and a connection chord 3 whose folding back part engages with the roller 6, while one end 7 of the folding back part is fixed and the other end is free, thereby the chord 3 being used for making electric connection of a body or for making dynamic fixation or connection of the body. At the time of pulling out the connection chord 3 by the mutual work between the long spring 5 and the roller 6, the connection chord 3 with a certain length is pulled out by a connection chord storing device, and at the time of storage, the pulled-out connection chord 3 is stored in a storing part 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage device for connecting cords for electrical connection and the like, and is particularly suitable for use as a storage device for storing connection cords for keyboards used for inputting personal computers, word processors and the like. Connection cord storage device.

[0002]

2. Description of the Related Art A case where a conventional connection cord storage device is used for connection between a monitor, a computer and a keyboard will be described.

Generally, a stretchable spiral connecting cord is widely used for connection between a monitor and a computer and a keyboard, but there is one that does not have a storage device for storing the connecting cord in the keyboard. Mostly. However, there are only a few that can be stored in the keyboard. There is a keyboard using a circular take-up reel such as an electric pot or an electric vacuum cleaner for storing the connection cord in the keyboard. Since the storage device using these circular take-up reels is a rather circular device, it is very space efficient due to its shape and is advantageous in terms of design. However, it is not suitable for a keyboard such as a keyboard having a small thickness and a horizontally long shape to incorporate a circular take-up reel due to its shape in terms of space efficiency and design.

[0004]

As described above, in a storage device using a circular take-up reel, it is difficult to fit a thin and horizontally long keyboard, and it is impossible to make the keyboard thinner in terms of space and design. There was a problem.

The present invention has been made in view of the above point, and the connection cord is stored in the storage portion so as to be folded, so that the connection cord can be stored in the storage portion efficiently with a thin storage device. An object is to provide a connection cord storage device that can be stored.

[0006]

In order to achieve the above-mentioned object, the connection cord storage device of the present invention stores the connection cord in a storage portion for storing the connection cord so as to be folded, and interacts with a spring. When pulling out the connection cord, a certain length of connection cord is pulled out from the storage part,
In the storage, the connection cord that is pulled out is stored in the storage portion.

Further, a roller which is elastically gripped by a long spring so that its position can be moved, and which itself rotates freely, and a folded portion engages with the roller, and one end of the folded portion is fixed, By the connection cord that is a plug at the end, a certain length of the cord is pulled out from the connection cord storage device when the connection cord is pulled out by the interaction between the long spring and the roller,
In the storage, the connection cord that is pulled out is stored in the storage portion.

Further, a first roller which is elastically gripped by a long spring and can move its position, and which itself is also freely rotatable, and a first roller which is axially fixed to the main body of the connection cord storage device and is itself rotatable. With the two rollers and the connection cord whose folded portion engages with the first and second rollers, and one end of the folded portion is fixed to the connection cord housing main body and the other end is a free end, Due to the interaction with the first and second rollers, a sufficient length of connection cord is pulled out from the storage device when the connection cord is pulled out, and the pulled-out connection cord is completely stored in the storage device when stored. As a further improvement, a long spring is telescopically gripped so that its position can be moved. A plurality of rollers which rotate, is axially fixed to the housing unit main body, and those having a structure characterized by comprising a plurality of rollers rotatably respectively also itself be on the same axis.

Further, the above-mentioned connecting cord housing is provided with connecting cord fixing means for fixing the connecting cord at a desired length.

[0010]

With the connection cord storage device configured as described above, the connection cord is stored in the storage portion by pulling it with a spring when the storage device is folded. Can be stored in.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the connection cord storage device of the present invention will be described below with reference to FIGS.

As shown in FIG. 1, which is a perspective view showing a first embodiment of the connection cord storage device of the present invention, a keyboard 1 is provided.
Has a key 2 on its upper surface, and a horizontally long connecting cord storage portion 4 for storing the connecting cord 3 inside the keyboard.
The connection cord housing 4 will be described in detail. As shown by a broken line in the drawing, the connection cord 3 is pulled out to the starting end side of the connection cord 3, that is, a portion connected to various signal generating circuits in the keyboard 1. A connection cord stopper 7 for preventing excess is provided, and a guide pin 8 is provided on the other end side of the connection cord 3. The connection cord 3 is pulled out of the connection cord storage device via the guide pin 8.

The connection cord 3 is accommodated in the connection cord accommodating portion 4 in a folded state. A first roller 6 is provided in the folded portion, and the first roller 6 is further provided.
Both ends of the are elastically held by the long springs 5. The first roller 6 is rotatably held, and is configured so that the connection cord 3 can be smoothly pulled out / stored regardless of the state. In addition,
A plug is connected to the other end of the connection cord 3.

FIG. 2 is a side view of the portion of the present invention shown by the broken line described in FIG. 1, in which the plug 9 connected to the computer main body or the like is added to the tip of the connection cord 3. And 10 indicates the rotation axis of the roller 6.

Next, the operation of the connection cord storage device of the present invention constructed as described above will be described with reference to FIGS.

When the keyboard is not used, the elongate spring 5 is in a contracted state due to its own contraction force, and the connection cord 3 is folded at the position of the first roller 6 attached to the elongate spring 5. It is stored in the connection cord storage portion 4 in a closed state.

When the connecting cord 3 is stored, the contracting force of the long spring 5 causes the long spring 5 which has been stretched until now to be contracted, whereby the first roller 6 pulls the folded connection cord 3, so that the connection cord 3 is pulled. It is possible to take a sufficient stroke to store the connection cord 3 and fold the connection cord 3 suitable for a horizontally long space.

On the contrary, when pulling out the connecting cord 3, the long spring 5 is pulled by pulling the tip of the connecting cord 3.
Since it extends sufficiently, the connection cord 3 can be pulled out smoothly in cooperation with the rotation of the first roller 6.

In this embodiment, the guide pin 8 is rod-shaped, but a cylindrical roller may be provided here in order to make the connection cord 3 take in and out smoothly.

Next, a second embodiment of the connection cord storage device of the present invention will be described with reference to FIG. 3. The same parts as those of the first embodiment will be designated by the same reference numerals and the description thereof will be omitted.

The present embodiment is an improvement over the first embodiment for increasing the storage amount of the connecting cord 3, and the feature thereof is that three rotating rollers are provided. . The details will be described below. There are three folded portions of the connection cord 3, and the first roller 11 and the second roller 11 are provided respectively.
A roller 12 and a third roller 13 are provided. The first roller 11 has a rotating shaft 14, and both ends thereof are fixed to the keyboard 1 via long springs 15. The rotation shaft 16 of the second roller 12 is directly fixed to the keyboard, and the second roller 12 is provided so as not to move vertically and horizontally. Similar to the first roller 11, the third roller 13 has a rotary shaft 17, and both ends of the third roller 13 are fixed to the keyboard 1 via long springs 18. For this reason connection code 3
Is wound around the first roller 11 from the connection cord stopper 7 to the second roller 12 by about a half turn, the second roller 12 is wound about a half turn to the third roller 13, and the third roller 13 is wound about a half turn, The keyboard body 1 is configured to come out of the keyboard body 1 through a guide pin 8 (not shown) and to be connected to a computer body or the like by a plug 9 provided at the tip.

Next, the operation of the second embodiment will be described.

When the connection cord 3 is stored, the contraction force of the two long springs 15 and 18 causes the long springs 15 and 18 that have been stretched to contract, so that the first roller 11 and the third roller 13 are folded. Connection code 3
, So that a sufficient stroke can be taken to accommodate the connecting cord 3, which can be about twice as long as a single roller as in the first embodiment. .

On the contrary, when pulling out the connecting cord 3, the long spring 1 is pulled by pulling the tip of the connecting cord 3.
Since 5 and 18 extend sufficiently, the first to third rollers 11
With the rotation of ~ 13, the connection cord 3 can be pulled out smoothly.

FIG. 4A shows a third embodiment for further lengthening the stroke, in which the first to sixth rollers are used. In consideration of making the stroke as long as possible in a small space, a plurality of rotatable rollers which are not related to each other are provided on the same axis. 4th roller 16, 5th roller 17, 6th
The roller 18 is on the same axis as the roller 18, and is axially fixed to the keyboard 1. On the other hand, the first roller 13, the second roller 14,
The long roller 5 and the third roller 15 are on the same axis.
Is gripped by. Since each roller gripped by the long spring 5 rotates freely, even if the connection cord 3 is wound several turns, it is possible to independently cope with the pulling force at each turning point. It can be pulled out smoothly.

Next, a third embodiment of the connection cord storage device of the present invention will be described with reference to FIGS. 4 (a) and 4 (b). The same parts as those of the first and second embodiments are designated by the same reference numerals. The explanation is omitted.

The present embodiment is improved in comparison with the second embodiment in order to increase the storage amount of the connecting cord 3 in a small space as much as possible, and its characteristic is a total of 2
A plurality of (six in total in this embodiment) rotating rollers are provided for one rotating shaft. The details will be described below. There are six folded portions of the connection cord 3, and the first roller 21 and the second roller 2 that rotate independently of each other.
2, third roller 23, fourth roller 24, fifth roller 25
And a sixth roller 26. The first, third and fifth rollers 21, 23 and 25 have a common rotary shaft 27, and both ends thereof are fixed to the keyboard 1 via two long springs 28 and 29. A common rotary shaft 30 of the second, fourth and sixth rollers 22, 24 and 26 is directly fixed to the keyboard 1, and the second, fourth and sixth rollers 22, 24 and 26 move in the vertical and horizontal directions. Be prepared not to. Therefore, the connection cord 3 is wound around the first roller 21 from the connection cord stopper 7 (not shown) to the second roller 22 and then to the sixth roller 26 in the same manner. , The keyboard body 1 through a guide pin 8 (not shown)
Further, it is configured to be exposed to the outside and to be connected to a computer main body or the like by a plug 9 provided at its tip.

Next, the operation of the third embodiment will be described.

When the connection cord 3 is stored, the long springs 28 and 29, which have been stretched until now, are contracted by the contracting force of the two long springs 28 and 29, so that the first, third and fifth rollers 21. , 23 and 25 pull the folded connecting cord 3 so that it can take a sufficient stroke to accommodate the connecting cord 3, which stroke is about 3 more than one roller as in the first embodiment. It is possible to make a stroke of about 1.5 times that of the three rollers as in the second embodiment.

On the contrary, when pulling out the connecting cord 3, the long spring 2 is pulled by pulling the tip of the connecting cord 3.
8 and 29 extend sufficiently, and the first to sixth rollers 21 to 26
Since each of the connection cords 3 freely rotates, even if the connection cord 3 is wound several turns, the connection cord 3 can be pulled out smoothly at each turning point independently.

In addition to the embodiments described above, the number and combination of rollers, rotating shafts, and long springs can be easily estimated from this embodiment, and these are included in the present invention.

Further, the connection cord storage device of the present invention comprises:
A connection cord fixing means as shown in FIGS. 5 and 6 may be provided. Since the connection cord 3 is always pulled in the keyboard 1 by the long spring, it is possible that the connection cord may be stretched in a straight line between the opening portion of the keyboard and the connection portion of the computer or the like. In order to prevent this, it is necessary to provide a connecting cord fixing means in the opening of the keyboard and fix the connecting cord.

The connecting cord fixing means will be described in detail below. There is a connecting cord fixing means 32 on the side of the opening 31 of the keyboard, and the circular portion 3 in the center of the fixing means 32.
At 3, the connection cord 3 is fixed so that it is sandwiched vertically. The diameter of the circular portion 33 needs to be slightly smaller than the length of the connecting cord 3.

Further, the connection cord housing device of the present invention may use a fixing method other than the connection cord fixing means described in the above embodiment.

A keyboard having a large number of keys for computers and word processors is usually rectangular, and the code can be stored in a large amount by folding the code along the long side of the rectangle. The present invention is particularly effective for use in such a keyboard because it is possible.

In the embodiment, the electrical connection cord has been described as an example, but needless to say, it can be used as a storage device for various cords whose length is adjusted and used. .

[0037]

EFFECT OF THE INVENTION The connection cord storage device of the present invention is provided with the storage means as described above, and therefore, even if it is a thin and horizontally long casing, a long connection cord can be stored in the casing according to its shape. The connection cord can be pulled out by the required length and connected to the connected object during use, so the housing with the connection cord can be carried around and the connection cord can be an obstacle when connecting the system. The usability is improved.

Further, by providing the connection cord fixing means in the above device, the connection cord can be fixed at a desired length and the connection cord between the storage device and the connected body can be prevented from being stretched in a straight line. It is possible.

[Brief description of drawings]

FIG. 1 is a perspective view of a keyboard of a first embodiment of a connection cord storage device of the present invention.

FIG. 2 is a schematic perspective explanatory view showing a first embodiment of the connection cord storage device of the present invention.

FIG. 3 is a schematic perspective explanatory view showing a second embodiment of the connection cord storage device of the present invention.

FIG. 4 is a schematic explanatory view showing a third embodiment of the connection cord storage device of the present invention.

FIG. 5 is a perspective perspective view of an embodiment provided with a connection cord fixing means of the connection cord storage device of the present invention.

FIG. 6 is a perspective view of an embodiment including connection cord fixing means of the connection cord storage device of the present invention.

[Explanation of symbols]

 1 keyboard 2 key 3 connection cord 4 connection cord storage 5 long spring 6 first roller 7 connection cord stopper 8 guide pin 9 plug 10 rotary shaft 11 first roller 12 second roller 13 third roller 14 rotary shaft 15 long spring 16 rotary shaft 17 rotary shaft 18 long spring 21 first roller 22 second roller 23 third roller 24 fourth roller 25 fifth roller 26 sixth roller 27 rotary shaft 28, 29 long spring 30 rotary shaft 31 keyboard opening 32 connection cord fixing means 33 circular part

Claims (6)

[Claims] 1. A connection part for accommodating a connection cord is stored so as to be folded, and a certain length of the connection cord is pulled out from the storage part when the connection cord is pulled out by an interaction with a spring, and when it is stored. A connection cord storage device characterized in that the connection cord is stored in a storage portion. 2. A roller which is elastically gripped by a long spring and can move its position, and which itself also rotates freely, and a folded portion engages with the roller, and one end of the folded portion is fixed and the other end. Is a free end connection cord, and a certain length of the cord is pulled out from the connection cord storage device when the connection cord is pulled out by the interaction between the long spring and the roller, and the connection is pulled out when the connection cord is stored. A connection cord storage device, wherein the cord is stored in a storage portion. 3. A first roller which is elastically gripped by a long spring and can move its position, and which itself is also freely rotatable, and a second roller which is axially fixed to a connection cord storage device and is itself rotatable. The long spring includes a roller and a connection cord whose folded portion engages with the first and second rollers, and one end of the folded portion is fixed to the connection cord housing body and the other end is a free end. With the interaction between the first and second rollers, a connection cord having a sufficient length is pulled out from the storage device when the connection cord is pulled out, and the connection cord pulled out is stored in the storage device when stored. Connectable cord storage device. 4. The connection cord storage device according to claim 3, wherein instead of the first roller, a long spring is telescopically gripped so that its position can be moved, and the device itself is on the same axis. A plurality of freely rotatable rollers are provided, and instead of the second roller, a plurality of rollers that are axially fixed to the main body of the storage device and that are on the same axis and that are themselves freely rotatable are also provided. Connection cord storage device to be. 5. The connection cord storage device according to claim 1, 2, 3, or 4, wherein the storage device main body is provided with connection cord fixing means for fixing the connection cord at a desired length. 6. The storage device according to claim 1, wherein the storage device is used to store a connection code of a rectangular keyboard having a large number of keys for a computer or a word processor. Connection cord storage device.