JPH10120310A - Cord winding device - Google Patents

Abstract

(57) [Summary] [PROBLEMS] A cord winding device that can be automatically wound up by a simple operation when not in use, stored and stored in a case, and is extremely convenient to transport and carry during use. To provide. SOLUTION: A locking member 27 for locking one end of a cord 8 wound around the reel 2 is provided on the reel. Locking member
Reference numeral 27 denotes a spring which urges the fixed portion 20, the sliding portion 22, and the sliding portion to engage the distal end portion 25 thereof with the locking portion 26 provided on the case 1 to bring the reel into a non-rotating locked state. And holes 30 and 31 through which the one end of the cord can be inserted into the fixed part and the sliding part are formed so as to communicate with each other in a direction crossing the sliding direction of the sliding part. When inserted and locked in these holes, the sliding portion 22 is slid against the spring 24 and
And the lock portion 26 is disengaged from the lock portion 26 to release the lock, and the reel 2 becomes rotatable.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for winding various codes such as a karaoke code, and more particularly, to unlocking a reel by simply inserting one end of the code into a case and urging the reel to rotate. The present invention relates to a device capable of automatically winding a cord on a reel by a spring.

[0002]

2. Description of the Related Art For example, a karaoke cord as described above has a predetermined length in which a jack is attached to one end and a microphone is attached to the other end. There was nothing to store effectively, and after use, the cord was hung on an appropriate place such as a wall, or stored in a storage box. Therefore, there was a problem in storage when not in use. In addition, there is a drawback in that it is inconvenient for transportation and carrying during use.

[0003]

SUMMARY OF THE INVENTION Accordingly, the present invention solves the above-mentioned conventional problems, and enables the cord to be automatically wound up by a simple operation and stored in a case when not in use. It is another object of the present invention to provide a cord winding device that is extremely convenient to carry and carry during use.

[0004]

In order to achieve the above object, according to the first aspect of the present invention, there is provided a cord winding device in which a reel is rotatably mounted in a case and biased to rotate in one direction by a spring. In the apparatus, a locking member for locking one end of a cord wound on the reel is provided on the reel.
The locking member includes a fixed portion, a sliding portion slidably held by the fixed portion, and a biasing portion that constantly urges the sliding portion to engage a tip portion thereof with a locking portion provided in the case. A spring for locking the reel in a non-rotating locked state, and a direction in which a fixed portion and a sliding portion or a hole through which one end of a cord can be inserted into the fixed portion and the reel intersects the sliding direction of the sliding portion, respectively. When one end of the cord is inserted into these holes and locked, the sliding part is slid against the spring and the tip and the locking part are disengaged from each other. The reel is released, and the reel is rotatable.

According to a second aspect of the present invention, in the first aspect, the fixed portion and the sliding portion are formed with a hole through which one end of the cord can be inserted, and the one end of the cord is provided in the case. Through a window for inserting a cord and a window for inserting a cord provided on the reel, and is locked via a hole to a locking member provided on the reel, and the cord having one end locked in this way rotates when the lock is released. It can be wound up on a reel as it is.

According to a third aspect of the present invention, in the first aspect, the fixed portion and the reel are formed with a hole through which one end of the cord can be inserted, and an arbitrary portion in the length direction of the cord is located at the center of the reel. One side of the cord thus fixed to the reel is pulled out of the case from the center of the reel, and one end of the pulled-out cord has a hole formed in a locking member provided on the reel. When the cord having one end locked is unlocked, the other side of the cord is wound around a rotating reel.

[0007]

1 to 6 show a first embodiment of the present invention.
An embodiment will be described. 1 is a longitudinal sectional side view, FIG. 2 is a side view, FIG. 3 is a front view partially broken along the line AA of FIG. 1, and FIG. 4 is partially broken so that a reverse rotation preventing mechanism of the reel appears. It is a rear view. Reference numeral 1 denotes a case, in which a reel 2 is rotatably supported by a center shaft 3 provided in the case 1 and is urged by a spring 4 to rotate in one direction. In this embodiment, the case 1 includes a substantially half-shaped one-side case portion 1a and another-side case portion 1b attached with screws 5. The reel 2 includes a reel part 2a and a reel part 2b attached with screws 6, and a reel part 2c attached to the reel part 2b with screws 7, and grooves formed on the outer periphery of the reel part 2a and reel part 2b. The karaoke code 8 is wound up.

An annular holding wall 10 for mounting and holding the spring 4 is formed on an outer surface of the reel portion 2a on the side of the central shaft 3, and a stop member (not shown) provided on the one-side case portion 1a on its outer peripheral side. And a spring 13 having a projection 12 is provided so as to surround the lever, and the stop member, the stopper lever 11 and the spring 13 are associated with each other. This constitutes a reverse rotation prevention mechanism 14 for the reel 2. In FIG. 4, reference numeral 15 denotes a pair of spring protection ribs which sandwich the spring 13.

The reel portion 2c is formed in a short cylindrical shape having a diameter smaller than the outer diameter of the reel portion 2a and the reel portion 2b, and is rotatably fitted in a guide hole 17 formed in the center of the other side case portion 1b. Have been. The outward surface facing outward from the guide hole 17 of the reel portion 2c is closed, the inward surface on the opposite side is open, and a cylindrical holding cylinder 18 is provided at the center on the opening side. As shown in FIG. 5, the inner surface of the reel portion 2c outside the holding cylinder 18 has a rectangular cylindrical shape,
Are mounted radially on the reel via flange portions 21 on both sides thereof, and a sliding portion 22 is slidably held by the fixed portion. The sliding portion 22 is constantly urged radially outward (upward in FIG. 3) by a compression spring 24 interposed between the concave portion 23 formed at the base end thereof and the holding cylinder 18, as shown in FIG. The tip 25 formed into a small piece as described above fits in a gap between a pair of small protrusion-shaped lock portions 26 extending in the axial direction from the edge of the guide hole 17 of the other case portion 1b. The reel 2 is engaged with the lock portion, so that the reel 2 is in a non-rotating lock state. A locking member 27 for locking one end of the cord 8 with the fixing portion 20, the sliding portion 22, and the spring 24 is formed.

The fixed part 20 and the sliding part 22 have a cord 8 respectively.
A circular hole 30 into which one end of the hole can be inserted and a tapered hole 31
Are formed so as to penetrate the side surface and communicate with each other. When one end of the cord 8 is inserted, the tapered hole 31 of the sliding portion 22 guides the insertion of the one end by the tapered surface, and slides the sliding portion 22 against the spring 24. Let
Thereby, the engagement between the tip portion 25 and the lock portion 26 is released,
The lock is released, and the reel 2 can be rotated.

In FIGS. 2 and 3, reference numerals 33 and 34 denote reel portions 2b, respectively.
And a window for inserting a cord formed in the case 1b.
When the reel 2 is stopped by the reverse rotation preventing mechanism 14, the windows 33 and 34 are aligned with each other as shown in FIG. In addition, through the windows 33 and 34, the holes 30,
One end of the cord 8 inserted into the 31 is, for example, a steel jack made of stainless steel or the like as shown in the figure, and the one end is inserted into the holes 30, 31 and locked at the tip end. A large-diameter portion 35 that is sometimes engaged with the side surface of one of the holes 30 is formed.

In the above-mentioned case, when the cord 8 does not need to be wound around the reel 2 and stored in the case 1, the cord 8 and the case 1 are separated from each other, that is, the cord 8 is located at a position away from the case 1. In addition, as shown in FIG. 6, the sliding portion 22 constituting the locking member 27 is biased by the spring 24, and the distal end portion 25 is engaged with the lock portion 26 on the case 1b side. Therefore, the reel 2 is in a non-rotating locked state. At this time, the reel part 2b and the case 1b
The windows 33 and 34 for code insertion formed at the same time are in a state where their positions match.

When the cord 8 is not used and not used, one end of the cord 8 is inserted into the window 33,
From 34, it is inserted into one hole 30 of the fixing part 20. When the insertion is advanced, one end of the cord 8 is inserted into the hole of the sliding portion 22.
31 and slides along the tapered surface to slide the sliding portion 22 against the spring 24, and further to the other hole 30 of the fixed portion 20.
Then, the large diameter portion 35 is engaged with the side surface of the one hole portion 30 of the fixing portion 20, whereby the locked state as shown in FIG. 3 is obtained. At the time of this locking, the distal end portion 25 of the sliding portion 22 comes off the lock portion 26, and the lock is released. As a result of this lock release, the reel 2 being biased by the spring 4 rotates in the biasing direction, and winds up the cord 8 having one end locked as described above. Then, the cord 8 wound and stored in the case 1 is in a state where only the vicinity of the microphone protrudes from the window 34 of the case 1.

When the cord 8 is to be taken out of the stored case 1 again, the reverse rotation preventing mechanism 14
The rotation of the reel 2 in the direction opposite to the bias of the spring 4 is performed to prevent the cord 8 from being reversed, and the cord 8 is pulled out to the position shown in FIG. ,
When the cord 8 is pulled out from the lock 31, the lock from the lock member 27 of the reel 2 is released, and the cord 8 is completely pulled out of the case 1.
After being pulled out, the locking member 27 is again moved to the sliding portion 22 by the spring 24.
The fixed portion 20 slides under the bias of
26, and the reel 2 is locked.

FIGS. 7 to 11 show a second embodiment of the present invention. FIG. 7 is a longitudinal sectional side view, and FIG. 8 is BB of FIG.
FIG. 9 is a front view partially broken along the line, and FIG. 9 is a rear view partially broken so that a reverse rotation preventing mechanism of the reel appears. In the second embodiment, an arbitrary portion in the length direction of the cord is fixed to the center of the reel, and one side of the cord thus fixed to the reel is drawn out of the case from the center of the reel. And the other side is wound up and stored on a reel in the case, and the reel and the case are integrated with the cord. This is basically different from the first embodiment.
Since there are many common or similar components in the two embodiments, the common or similar components are denoted by the same reference numerals, and the description thereof will be simplified, and different configurations will be mainly described below.

In the second embodiment, FIGS.
As shown in (1), only the vicinity of the microphone 42 to which the karaoke code 41 is attached at the other end is wound around the reel 2 and stored in the case 1 in a state of protruding from the code drawing window 43. One side, which is the inner peripheral side of the cord 41 wound on the reel 2, extends a predetermined length from the center of the reel 2 to the reel portion 2c.
Through the center hole 45 formed at the center of the case 1. Center hole 45 has a cylindrical body for code protection and guidance
46 are fitted. The cylinder 46 has a reel part 2 at one end on the inside.
An engaging projection 47 is formed to engage with the inner end surface of the holding cylinder 18 of FIG. 3C, and an outwardly enlarged portion 48 is formed at the other end on the outside to soften the bending of the cord 41.

A rectangular cylindrical fixing part 50 is attached to the inner surface of the reel part 2c outside the holding cylinder 18 in the same manner as the fixing part 20 of the above-described embodiment, and a sliding part 52 slides on the fixing part. It is movably held. The sliding portion 52 is constantly urged radially outward by a compression spring 54 interposed between a concave portion 53 formed at the base end thereof and the holding cylinder 18, and is formed into a small piece as shown in FIG. The formed front end portion 55 is connected to the guide hole 17 of the other side case portion 1b.
The notch-formed lock portion 58 is fitted and engaged with an annular wall 57 extending in the axial direction from the hole edge of the reel 2, so that the reel 2 is in a non-rotational locked state. A locking member 60 for locking one end of the cord 41 with the fixing portion 50, the sliding portion 52, and the spring 54 is configured. A tapered hole portion 62 and a circular hole portion 63 through which one end of the cord 41 can be inserted are formed in the sliding portion 52 and the reel portion 2c facing the sliding portion so as to communicate with each other. The hole 63 is formed in a cylindrical shape, and the large-diameter portion 64 comes into contact with the distal end opening when the cord 41 is inserted.

Also in this embodiment, when the cord 41 does not need to be wound around the reel 2 and stored in the case 1, the sliding portion 52 constituting the locking member 60 as shown in FIGS. The distal end 55 is engaged with the lock portion 58 on the case 1b side under the bias of the spring 54, and the reel 2 is in a non-rotationally locked state. When the cord 41 is not used, when the cord 41 is not used, one side of the cord 41 pulled out of the case 1 is folded as shown in FIG. It is inserted through the hole 63 and is inserted into the hole 62 of the sliding portion 52. As a result, the sliding portion 52 is moved by the spring 54 as it proceeds along the tapered surface.
The locking recess 65, which is notched annularly at one end, is locked to the upper edge of the fixing portion 50, and the locked state is established. Then, the sliding of the sliding portion 52 causes the distal end portion 55 to be disengaged from the lock portion 56 as shown in FIG. 8, and the lock is released. Due to the release of the lock, the reel 2 receiving the bias of the spring 4
Rotates in the biasing direction, and winds up the cord 41. The cord 41 wound up and stored in the case 1 is in a state where only the vicinity of the microphone 42 projects from the cord outlet window 43 of the case 1.
Other operations are substantially the same as those of the above-described embodiment.

Although not illustrated in the case 1 shown in each of the above embodiments, a reinforcing rib may be provided on the inner surface thereof. Although the karaoke codes 8 and 41 have been described as an example, it goes without saying that other arbitrary codes such as earphone codes and table taps may be used. The locking members 27,
The specific configuration of 60 can be appropriately changed and implemented within the scope described in the claims upon implementation.

[0020]

Since the present invention has the above-mentioned structure, it is possible to solve the problem which has occurred in the past, and to automatically take up the cord by simple operation when not in use and store the cord in the case. it can. In addition, there are excellent effects such as extremely convenient transportation and carrying during use.

[Brief description of the drawings]

FIG. 1 is a vertical sectional side view showing a first embodiment of the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is a front view partially broken along the line AA of FIG.

FIG. 4 is a rear view partially broken so that the above-described reel reverse rotation prevention mechanism appears.

FIG. 5 is a plan view of a main part of a locking member.

FIG. 6 is a front view of a main part for describing an operation.

FIG. 7 is a longitudinal sectional side view showing a second embodiment of the present invention.

FIG. 8 is a front view partially broken along the line BB of the above.

FIG. 9 is a rear view partially cut away so that the above-described reel reverse rotation prevention mechanism appears.

FIG. 10 is a vertical sectional side view of a main part for describing an operation.

FIG. 11 is a front view of a main part for describing an operation.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Case 2 Reel 3 Center shaft 4 Spring 8,41 Karaoke cord 10 Holding wall 14 Reverse rotation prevention mechanism 17 Guide hole 18 Holding cylinder 20,50 Fixed part 22,52 Sliding part 24,54 Compression spring 25,55 Tip part 26 , 58 Locking part 27, 60 Locking member 30, 63 Circular hole 31, 62 Tapered hole 33, 34 Cord insertion window 42 Microphone 43 Cord outlet window 45 Center hole

Claims (3)

[Claims] 1. A cord winding device in which a reel is installed in a case so as to be rotatable and biased to rotate in one direction by a spring. A stop member is provided on the reel, and the locking member includes a fixed portion, a sliding portion slidably held by the fixed portion, and a front end portion provided on the case by constantly biasing the sliding portion. A spring that engages with the lock portion to bring the reel into a non-rotating locked state, and has a hole through which one end of the cord can be inserted into the fixed portion and the sliding portion or the fixed portion and the reel. When one end of the cord is inserted into these holes and locked, the sliding part is slid against the spring and the tip and the locking part are connected. Is released from the lock and the reel is rotatable. Code winder, characterized in that. 2. A fixed part and a sliding part are formed with a hole through which one end of a cord can be inserted, and one end of the cord is provided on a case with a cord insertion window provided on a case and a cord inserted on a reel. The cord, which is locked at one end by the locking member provided on the reel through the window through the opening, is wound on the rotating reel as it is when the lock is released. The cord winding device according to claim 1, wherein 3. A fixed portion and a reel are formed with a hole through which one end of a cord can be inserted, and an arbitrary portion in a length direction of the cord is fixed to a center portion of the reel. One side of the fixed cord is pulled out from the center of the reel to the outside of the case, and one end of the pulled-out cord is locked to the locking member provided on the reel via the hole, and thus, 2. The cord winding device according to claim 1, wherein when the cord having one end locked is unlocked, the other side of the cord is wound around a rotating reel.