JP3327089B2 - Wire fixing structure in wire tension type screen device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire fixing structure in a wire tension type screen device, and more particularly, to opening and closing a front opening of a cabinet such as a cabinet or a bookcase with a screen, and along a direction of opening and closing the screen. The present invention relates to a wire fixing structure in a wire tension type screen device having a structure in which the screen is held at an arbitrary position by a wire stretched with tension.

[0002]

2. Description of the Related Art Conventionally, a structure in which a front opening of a cabinet such as a cabinet or a bookcase is opened and closed by a screen, and the screen is held at an arbitrary position by a wire stretched with tension along the opening and closing direction of the screen. In the wire tension type screen device, one end of the wire is fixed to a proper position of the housing, and the other end is connected to the housing via a tension adjusting means such as a coil spring, and tension is applied to the wire by the elastic force of the coil spring. Is generally used.

However, the use of such a tension adjusting means makes the tension mechanism complicated,
The assembling is troublesome, which tends to increase the cost, and furthermore, it is difficult to secure a space for assembling the tension adjusting means.

[0004]

Therefore, a method of fixing the wire to the storage body with both ends of the wire being tensioned without using the tension adjusting means as described above, and a method of fixing the wire to the end portion of the wire. Considering a method of changing the position where the fixing tool is attached to the housing by screwing in a connected state to give tension to the wire, these fixing methods have an advantage that the structure is simple, but the method of fixing the wire to the wire is considered. As the fixing work with tension is extremely difficult,
Not practical.

In view of the above situation, the present invention seeks to solve the problem by fixing one end of a wire to a fixed portion such as a housing by appropriate means, and attaching a fixture to the other end of the wire. In this state, a wire fixing structure can be provided in a wire tension type screen device which can be fitted and fixed at a predetermined position by moving the fixing tool while giving tension to the wire, and which has a simple structure and extremely easy fixing work. On the point.

[0006]

According to the present invention, in order to solve the above-mentioned problems, a front opening of a cabinet such as a cabinet or a bookcase is opened and closed by a screen, and a tension is provided along the opening and closing direction of the screen. In a wire tension type screen device having a structure in which the screen is held at an arbitrary position by a stretched wire, a substantially U-shaped cross section is provided to guide both side edges of the screen into side grooves provided on both side frames of the opening of the housing. The slide rail is fixed, and one end of the wire is engaged with a locking portion formed at the center of the fixture, and the distal end portions of both elastic pieces formed on both sides of the locking portion and having inward and outward elasticity. Was pressed against the opposing wall surface of the side groove and abutted against the end of the slide rail to constitute a wire fixing structure in a wire tension type screen device.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The wire fixing structure in the wire tension type screen apparatus of the present invention having the above-mentioned contents is provided in a side groove provided on both sides of a front opening of a cabinet such as a cabinet or a bookcase. A slide rail having a substantially U-shaped cross section is fixed to guide both side edges, and the other end of the wire is fixed in advance by appropriate means, and then one end of the wire is fixed to a locking portion formed at the center of the fixture. In the engaged state, the fixing tool is fitted into the slide rail, and the distal end portions of both elastic pieces formed on both sides of the locking portion and having inward and outward elasticity are pressed against opposing wall surfaces in the slide rail. Then, while applying tension to the wire, the fixture is slid toward the end of the slide rail, and the distal ends of both elastic pieces on both sides of the locking portion are moved to the end of the slide rail. It was allowed to pass through those formed by the detent those seals in the end portion of the pressure contact with and the slide rail to the opposite wall of the groove. When changing the strength of the wire tension, insert the end of the wire into the through hole formed in the locking part of the fixture, and tie the end of the wire protruding from the through hole into a ball. In the structure to be worn, it is possible to increase the strength of the tension by changing the position of the ball knot.

Further, the screen is a roll type screen, and the wires arranged on both sides are crossed inside a handle provided at an end of the roll type screen, and the pull is provided by frictional resistance caused by the tension of the wire. Is preferably held at an arbitrary position.

Further, the screen is a pleated screen, and a pair of through holes provided at both ends of each pleated portion of the pleated screen in the width direction of the pleated portion are provided on both sides thereof. It is also preferable that the pleated screen is held at an arbitrary position by penetrating a pair of the wires arranged side by side in close proximity to each other by a frictional resistance force between the wires and the through holes due to the tension of the wires.

[0010]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing a first embodiment of the present invention; 1 to 7 show a wire tension type screen device using a roll type screen, and FIGS. 8 and 9 show a wire tension type screen device using a pleated type screen. 1 in the figure
Denotes a cabinet such as a cabinet or a bookcase, 2 denotes a roll screen, 3 denotes a pleated screen, 4 denotes a wire, and 5 denotes a fixture.

In this embodiment, the housing 1 has a front opening 6.
The shelf 1 is provided in multiple stages inside the housing 1, and the side walls 8 on both sides of the opening 6 have side grooves 9 having a U-shaped cross section. 9 are provided facing each other. And, in the side grooves 9, 9,
The slide rails 10 each having a U-shaped cross section are fixed.

The roll-type screen 2 is obtained by winding one end of a flexible sheet 11 around a winding section 12 and attaching a pull bar 13 to the other end. It can be automatically wound around the portion 12 by an elastic biasing force of a coil spring or the like. Then, the winding unit 12 is fixed to the upper end of the opening 6 of the housing 1 by appropriate means, and both sides of the pull rod 13 are slidably engaged with the slide rails 10, 10. Guidance for opening and closing operations.

The upper end of the wire 4 is fixed to the upper end in the side groove 9 of the housing 1 or the end of the winding section 12 by appropriate means. And is fixed to the lower end in the side groove 9 of the storage body 1.

This wire fixing structure is specifically shown in FIG.
And in FIG. That is, the slide rail 10
The side walls 15, 15 are formed integrally at right angles on both side edges of the substrate 14, have a U-shaped cross section over substantially the entire length, and at the end portions, the substrate 14 is formed slightly longer than the side walls 15, 15. In addition, the fixing tool 5 has a locking portion 16 formed at a central portion, and legs 17, 17 extending at right angles from both sides of the locking portion 16, and extending from ends of the legs 17, 17. The elastic pieces 18, 18 inclined in opposite directions are extended, and the elastic pieces 18, 18 are elastic inward and outward, that is, the legs 17.
It has elasticity in the direction approaching or separating from. Further, a through hole 19 penetrating vertically is formed in the locking portion 16, and an end of the wire 4 is connected to the through hole 19.
After the insertion, the locking portion 16 and the two leg portions 1 as shown in FIG.
The ball knot 20 is formed and engaged in the recess formed by the members 7 and 17. In addition, this ball knot 20 is
It is also possible to replace it with another fastening tool that can fasten the wire 4 to the lower end of the wire.

The following procedure is used to fix the wire 4 in the side groove 9 with the fixture 5 with the tension. First, with the end of the wire 4 inserted into the through hole 19 of the fixture 5 and the ball knot 20 formed and engaged with the locking portion 16 as described above, the fixture 5 is attached to both elastic pieces 18 thereof. , 18 are fitted between the side walls 15, 15 of the slide rail 10, and both elastic pieces 18, 18 are pressed against the side walls 15, 15. At this time, the two elastic pieces 18 of the fixture 5 are oriented in the direction opposite to the end of the slide rail 10. Then, when the fixture 5 is slid toward the end of the slide rail 10, the tension of the wire 4 is gradually increased with the two elastic pieces 18, 18 sliding on the side walls 15, 15 of the slide rail 10. At the same time, the ends of the elastic pieces 18, 18 pass through the side walls 15, 15, and at the same time, the ends of the elastic pieces 18, 18 press against the opposing side walls 21, 21 of the side groove 9, It is fixed to the end of the walls 15, 15 in a detented state. In this case, the adjustment of the strength of the tension of the wire 4 is achieved by changing the position of the ball knot 20.

When the fixing tool 5 is removed from the end of the slide rail 10 from the fixed state shown in FIG. 6, the distal ends of the elastic pieces 18 move from the position corresponding to the inner surface of the side wall 15 to the outer surface. The distal end of the driver is inserted into the inclined groove 22 formed from the inside of the slide rail 10 to deform both elastic pieces 18 and 18 inward.
This is done by separating the two side walls 15, 15 from the ends of the zero side walls.

In order to hold the roll-type screen 2 at an arbitrary position during opening and closing, as shown in FIG. 7, two wires 4A, 4A extending from above in the slide rails 10, 10 are used. 4B is guided from both ends of the puller rod 13 to the inside, crosses each other at the center, and is drawn out from the opposite end.
10, and extend both wires 4A, 4A as described above.
The end of B is fixed with tension by using the fixtures 5 and 5. In the figure, 23 is a pulley, 24 is a slider, and two wires 4 with tension are provided.
A and 4B are crossed inside the puller rod 13 and slidably contact the sliders 24, 24, so that the puller rod 13 can be held at an arbitrary position in the opening and closing direction along the slide rail 10 by the frictional resistance. You can.

The pleated screen 3 is obtained by folding each of the pleated portions 25,..., And the opening 6 can be opened and closed by changing the fold angle of each of the pleated portions 25,. Things. In the illustrated embodiment, a fixed rod 26 is attached to the upper end of the pleated screen 3 and a puller rod 27 is attached to the lower end. The fixed rod 26 is fixed to the upper end of the opening 6 of the housing 1. Then, both ends of the pull bar 27 are guided by the two slide rails 10, 10 to open and close the opening 6. However, it is also possible to attach pull bars 27 to both upper and lower ends of the pleated screen 3 so that it can be opened and closed from both the upper and lower sides, and it is also possible to provide a plurality of pleated screens 3 in the opening 6. The arrangement is not particularly limited.

In the present embodiment, the structure for holding the pleated screen 3 at an arbitrary position in the middle of opening and closing is provided at both ends of each of the pleated portions 25.
The wires 4, 4 are vertically passed through a pair of holes 28, 28 arranged side by side in the width direction, and the upper ends of the wires 4, 4 are fixed to the upper end of the housing 1 or the end of the fixed rod 26. In this state, the lower end is engaged with the same fixing device 5 as described above, and the fixing device 5 is fixed at a predetermined position while giving tension to the wires 4 and 4 as described above. In this case, two through holes 19, 19 are provided in the locking portion 16 of the fixing tool 5 in parallel, and the wire 4 is engaged with each of the through holes 19 in the same manner as described above.

As described above, both sides of each pleated portion 25 of the pleated screen 3 are provided with a pair of holes 28,
28, the pleats 25 are held by the frictional resistance between the hole 28 and the wire 4, and the pleated screen 3 can be held at any position during opening and closing. In the conventional pleated screen, one hole is formed on both sides of each pleated portion, and one wire having tension in the hole penetrates, but the holding power of each pleated portion is weak. Therefore, the fold angle of each pleated portion is different between the lower portion where the own weight is the smallest and the upper portion where the own weight is applied, and the upper portion is widely opened and uneven, but in this embodiment, the two wires 4 and 4 are disposed on both sides. Since it is used and held, each pleat portion 25 can be held at substantially the same folding angle in the upper and lower portions.

[0021]

As described above, the wire fixing structure in the wire tension type screen apparatus of the present invention is such that the front opening of a cabinet such as a cabinet or a bookcase is opened and closed by a screen, and tension is applied along the opening and closing direction of the screen. In a wire tension type screen device having a structure in which the screen is held at an arbitrary position by a wire stretched and held, a cross-sectional view is provided to guide both side edges of the screen into side grooves provided in both side frames of the opening of the housing. A U-shaped slide rail is fixed, one end of the wire is engaged with a locking portion formed at the center of the fixing device, and both elastic pieces formed on both sides of the locking portion and having inward and outward elasticity. The distal end was pressed against the opposing wall surface of the side groove and stopped against the end of the slide rail, so the other end of the wire was fixed in advance by appropriate means. In a state where one end of the wire is engaged with the locking portion formed at the center of the fixture, the fixture is moved toward the end while tension is applied to the wire along the slide rail, A fitting operation in which the distal ends of both elastic pieces on both sides of the locking portion pass through the end of the slide rail, press against the opposing wall surface of the side groove, and stop against the end of the slide rail to stop and return. Only by work, the wire can be given the desired tension and its ends can be fixed. When the strength of the wire tension is changed, it can be easily adjusted by setting the position at which the end of the wire is engaged with the locking portion of the fixture without applying tension. .

The wire fixing structure of the present invention can be similarly applied whether the screen is a roll type screen or the screen is a pleated type screen.

[Brief description of the drawings]

FIG. 1 is an overall perspective view of a housing incorporating a wire tension type roll screen adopting a wire fixing structure of the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a simplified sectional view of the same.

FIG. 4 is a partially enlarged sectional view showing details of a roll type screen.

FIG. 5 is an omitted perspective view of a main part showing a wire fixing structure of the present invention.

FIG. 6 is an abbreviated side view of a main part in a state where an end of the wire is fixed.

FIG. 7 is a partial cross-sectional view showing a holding mechanism of the roll-type screen using wires.

FIG. 8 is an exploded perspective view of a housing incorporating a wire tension type pleated screen employing the wire fixing structure of the present invention.

FIG. 9 is a partially enlarged perspective view showing a wire holding mechanism of the pleated screen.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Storage body 2 Roll type screen 3 Pleated type screen 4 Wire 5 Fixture 6 Opening 7 Shelf 8 Side frame 9 Side groove 10 Slide rail 11 Sheet 12 Winding part 13 Puller rod 14 Substrate 15 Side wall 16 Engagement part 17 Leg part Reference Signs List 18 elastic piece 19 through hole 20 ball knot 21 side wall 22 inclined groove 23 pulley 24 slider 25 pleated portion 26 fixed rod 27 puller rod 28 hole

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-7-293152 (JP, A) JP-A-5-179875 (JP, A) JP-A-3-221694 (JP, A) 74796 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) E06B 9/02-9/58

Claims (3)

(57) [Claims] 1. A wire having a structure in which a front opening of a cabinet such as a cabinet or a bookcase is opened and closed by a screen, and the screen is held at an arbitrary position by a wire stretched with tension along an opening and closing direction of the screen. In the tension type screen device, a slide rail having a substantially U-shaped cross section is fixed to guide both side edges of the screen into side grooves provided on both side frames of the opening of the storage body, and one end of the wire is fixed to a center of a fixture. End portions of the slide rails which are engaged with the locking portions formed on the portion and which press the front end portions of both elastic pieces formed on both sides of the locking portions and which have inward and outward elasticity against the opposing wall surfaces of the side grooves. A wire fixing structure in a wire tension type screen device, wherein the wire fixing structure is stopped. 2. The screen is a roll-type screen, and the wires arranged on both sides are crossed inside a handle provided at an end of the roll-type screen, and a pull resistance is generated by a frictional resistance caused by a tension of the wire. The wire fixing structure in the wire tension type screen device according to claim 1, wherein the wire is held at an arbitrary position. 3. The screen is a pleated screen, and a pair of through holes are provided at both ends of each pleated portion of the pleated screen, the holes being provided on both sides in parallel in the width direction of the pleated portion. 2. The wire tension according to claim 1, wherein the pair of wires arranged side by side approach each other, and the pleated screen is held at an arbitrary position by a frictional resistance between the wire and the through hole due to the tension of the wire. Wire fixing structure in screen type screen device.