CN2139293Y - CD cartridge with improved opening and closing device - Google Patents

Abstract

The utility model relates to a box storing laser discs, designed for easy opening and closing, combined up of a box body, a disc containing-positioning basin contained in the box body and an opening-closing device, wherein, the opening-closing device is composed of a pushing-off device arranged in front of a rear wall in the box body and a buckling-positioning device arranged between a side wall and the sandwich layer of a clamp wall in the box body. The disc containing-positioning basin is pushed into the box body to compress the arc reed of the pushing-off device for storing energy; the buckle hook of the buckling-positioning device is buckled and clamped with a positioning slotted hole on the side wall of the disc containing-positioning basin for closed positioning. Once a button is pushed, the buckle hook is disengaged from the slotted hole to push out the positioning basin. The disc containing-positioning basin can be pulled out till the buckle hook is buckled and clamped with the position of another slotted hole for taking or putting the discs.

Description

CD cartridge with improved opening and closing device

The utility model relates to a kind of storing unit of record carrier, relates to a kind of box of depositing laser disc or rather.

Normally used laser disc box, as shown in Figure 1, by box body A, the ccontaining location of disc basin B, lid C be combined into, the ccontaining location of disc basin B is chimeric to be fixed in the box body A, for ccontaining laser disc (not drawing among the figure), lid C one end and box body A one end pivotly join, can this to pivotly join the D of portion be the center, make lid C and box body A cover or raise.The box body both sides are provided with connecting hole E, for engaging with the salient point F at relative position place, lid C both sides, lid C is covered on box body A locate.Because the width of general laser disc box is 12.5cm, common people point difficulty and stride across this distance lid is raised, and therefore, open box on the one hand and are difficult for, and on the other hand, because both sides salient point F can not break away from connecting hole simultaneously, firmly inequality causes lid to damage.

The purpose of this utility model is to provide a kind of laser disc box that improves headstock gear, when in box, taking laser disc, as long as push the button of box body one side, the ccontaining location of disc basin can stretch out in box body automatically, pulls with the disc that is contained in the basin of location outside conveniently; When closing, the ccontaining location of disc basin is pushed in the box body, can engage the location automatically.

Laser disc box of the present utility model, by box body, be placed in the box body around be provided with the limit wall disc ccontaining location basin and headstock gear constitute, it is characterized in that:

1) described box body is one to have the flat rectangular housings of upper wall, lower wall, the first side wall, double wall, second sidewall and rear wall, front wall portion opening;

2) the ccontaining location of described disc basin has first location notch hole and second location notch hole in the wall two ends on one side;

3) described headstock gear is made up of ejecting device and fastening locating device, described ejecting device comprises the reference column and the arc spring leaf that is embedded in reference column and the box body rear wall gap that is upright on the preceding lower wall of box body rear wall, described fastening locating device is arranged in the interlayer between box body the first side wall and double wall, comprise trunnion, button reed and button, trunnion stands vertically on lower wall, the button reed pivotly joins the pivot joint of hole and trunnion by its central authorities, button reed leading section has the clasp that can fasten the location with first or second location notch hole on the wall of basin limit, the ccontaining location of disc, button reed rearward end makes front end clasp location, stretch out reed with double wall offsets, described button protrude from the box body the first side wall outer with detain the reed rearward end and contact.

When in box body, pushing the ccontaining location of disc basin, the arc spring leaf of compression ejecting device, the clasp of fastening locating device button reed leading section is fastened on the interior location of first location notch hole on the wall of basin limit, the ccontaining location of disc, push the button that fastens locating device, promptly promote button reed rearward end, overcome and stretch out elasticity of spring leaf, the button reed is that rotate at the center with the trunnion, clasp withdraws from the location notch hole that is fastened, simultaneously the elastic force of the arc spring leaf of ejecting device with the ccontaining location of disc basin outside box portion front portion opening portion is released box body, when drawing the ccontaining location of disc basin outward, the clasp of fastening locating device button reed leading section is fastened on the interior location of second location notch hole on the wall of basin limit, the ccontaining location of disc, can take out the laser disc in the basin.

Laser disc box with above-mentioned headstock gear structure has overcome existing phonograph record case and has opened and closed inconvenience, flimsy shortcoming, and the access disc is convenient.

Describe technology of the present utility model in detail below in conjunction with the embodiment accompanying drawing.

Accompanying drawing 1 is a background technology laser disc box perspective view.

Accompanying drawing 2 is the utility model laser disc box perspective view.

Accompanying drawing 3 is the utility model laser disc box user mode synoptic diagram.

Address before the structure of accompanying drawing 1, repeat no more.

Referring to accompanying drawing 2, the laser disc box of this improvement headstock gear is reached by ejecting device 10, is fastened headstock gear 3 be combined intos that locating device 13 is formed by box body 1, the ccontaining location of disc basin 2.

Box body 1 is the flat rectangular housings with upper wall 4, lower wall 5, the first side wall 6, second sidewall 7 and rear wall 8, and front wall portion 9 openings are for advancing or draw the ccontaining location of disc basin 2 outward, the first side wall 6 other double walls 22 that are provided with in the box body, the interlayer J in the formation box body 1.

The ccontaining location of disc basin 2, center are ccontaining location disc parts 25, and the limit wall is arranged all around, on the limit wall of box body double wall 22 first slotted eye 19 and second slotted eye 20 are arranged.

Ejecting device 10 is by reference column 11 and arc spring leaf 12 be combined intos, reference column 11 is two cylinders, the suitable distance of being separated by is upright in respectively on the lower wall 5 before the rear wall 8, cylinder and rear wall form the gap, location, both ends for chimeric reed 12, the arch section of reed 12 is towards box body 1 antetheca opening direction, protrude from 11 of two reference columns, two tail ends are curved slightly, under relaxation state, hook two reference columns location, when the ccontaining location of the disc that is pushed into basin 2 to when location, the curved portions of reed 12 is compressed and to the both sides displacement, ejecting device 10 cooperates and fastens locating devices 13 actions.

Fasten locating device 13 and be located at the anterior appropriate position of interlayer J, by trunnion 14, button reed 15 and button 16 be combined intos.Trunnion 14 is upright on the interlayer lower inner wall 5, pivotly joins hole 17 for what articulate button reed 15 central authorities.Button reed 15 has suitable elasticity, its front end is provided with the clasp 18 of curved right an angle of 90 degrees, for two location notch holes 19 or 20 that fasten on the basin 2 relative edge's walls of the ccontaining location of disc, there is the reed of stretching out 21 at button reed rear portion, can be butted on the double wall 22 of box body 1 the first side wall 6, its elasticity not external force do the time spent, can keep clasp 18 to buckle slotted eye 19 or 20, make the ccontaining location of disc basin 2 location.When pressing button 16, when pressing arrow 23 directions promotion button reed 15 rear portions, promptly overcome the elasticity of reed 21, making button reed 15 is the center with trunnion 14, some according to the rotation of arrow 24 directions, clasp 18 withdraws from first or second slotted eye 19,20 of the card of detaining.For making button 16 excessively not protrude from box body the first side wall 6, should be made into very thin toroidal or other suitable shapes.

Referring to accompanying drawing 3, wherein solid line is depicted as the ccontaining location of disc basin 2 ccontaining being closed in the box body 1, reed 12 arc parts of ejecting device 10 are driven plain some, fasten the clasp 18 of the button reed 15 of locating device 13, first slotted eye 19 of the ccontaining location of disc, hook jail basin 2 and make its location.

The ccontaining location of disc basin 2 was pulled out outside the box body 1 when dotted line was depicted as unlatching, press arrow 26 direction pressing buttons 16, the clasp 18 of button reed 15 withdraws from the 1st slotted eye 19 of the ccontaining location of disc basin 2, reed 12 resiles the ccontaining location of disc basin 2 is pushed out to primary importance 27 simultaneously, the user can hold extension easily, it is drawn out to the second place 28 that clasp 18 fastens second slotted eye 20 automatically, can takes out the disc (not shown) smoothly.The ccontaining location of disc basin is pushed back the location, and clasp 18 buckles first slotted eye 19 again automatically.

Claims (2)

1, a kind of laser disc box that improves headstock gear, by box body, be placed in the box body around be provided with the limit wall disc ccontaining location basin and headstock gear constitute, it is characterized in that:

1) described box body is one to have the flat rectangular housings of upper wall, lower wall, the first side wall, double wall, second sidewall and rear wall, front wall portion opening;

2) the ccontaining location of described disc basin has first location notch hole and second location notch hole in the wall two ends on one side;

3) described headstock gear is made up of ejecting device and fastening locating device, described ejecting device comprises the reference column and the arc spring leaf that is embedded in reference column and the box body rear wall gap that is upright on the preceding lower wall of box body rear wall, described fastening locating device is arranged in the interlayer between box body the first side wall and double wall, comprise trunnion, button reed and button, trunnion stands vertically on lower wall, the button reed pivotly joins the pivot joint of hole and trunnion by its central authorities, button reed leading section has the clasp that can fasten the location with first or second location notch hole on the wall of basin limit, the ccontaining location of disc, button reed rearward end makes front end clasp location, stretch out reed with double wall offsets, described button protrude from the box body the first side wall outer with detain the reed rearward end and contact.

2, the laser disc box of headstock gear according to claim 1 is characterized in that the clasp Zhe of described fastening locating device button reed leading section bends nearly an angle of 90 degrees.

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