CN2381623Y

CN2381623Y - Winding box

Info

Publication number: CN2381623Y
Application number: CN 99214595
Authority: CN
Inventors: 廖生兴
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-07-05
Filing date: 1999-07-05
Publication date: 2000-06-07
Anticipated expiration: 2009-07-05

Abstract

The utility model relates to a winding box comprising an outer shell which is composed of a first shell body and a second shell body, wherein, a first communication cable is arranged on the first shell body, and a first conducting disc is arranged in the second shell body; the outer surface of the first conducting disc is provided with an outer convex ring, and the inner surface is provided with a line groove and a positioning block matched with the line groove; both sides of the line groove are provided with arc-shaped grooves, and both sides of the positioning block are fixed with arc-shaped conducting strips; a volute spiral spring is arranged in a containing groove of the first conducting disc, and a second communication cable is wound outside the outer convex ring of the first conducting disc. A second conducting disc is fixed on the first shell body, a plurality of concentric conducting rings with different diameters are arranged on the inner surface of the second conducting disc, the conducting rings are respectively used for keeping in contact with corresponding conducting strips on the first conducting disc, and the conducting rings are all respectively connected with conducting wires of the first communication cable.

Description

Winding box

The utility model relates to a kind of winding box, and outstanding pointer can use the winding box to avoid the line body to be entangled with on the various communication apparatus to having the communications cable that can furl automatically.

For fear of tangle mutually as the line body between main station and microphone and can be furled arrangement in good time, just produce various winding box product on the market, its structure has included a shell basically, two conductive plates, at least one volute wind spring and two communications cables, wherein a conductive plate is provided with not isometrical and the concentric conducting ring of the plural number that connects each lead of the communications cable respectively, another conductive plate is established and then is provided with complex conduction sheet or the metal balls that is connected to another communications cable lead respectively, and wherein a rotating conductive plate is provided with the volute wind spring and is wound with the communications cable, so when relatively rotating, two conductive plates can keep electrically connecting, be can be for pulling out or furl arrangement with its communications cable, this class formation sees the home market repeatly.

But, winding box structure in the prior art the coiling of the communications cable, volute wind spring be installed with and important components such as each conducting strip or metal balls with respect to the spatial allocation of conductive plate on and not satisfactory, cause to making to dodge mutually to each other and stagger to avoid interference and to squeeze, tend to sacrifice some spaces and do piling up development or extending laterally of transition, can't make the actv. arrangement space, and then make whole winding box be not thickness quite thick be exactly that plan area or overall volume are excessive, therefore quite inconvenient on using.Especially when the occasion of the required application of this winding box system cooperate with telecommunication product when using, the puzzlement that it caused is obvious especially.

The purpose of this utility model provides a kind of improved winding box, the communications cable, volute wind spring and important components such as each conducting strip or metal balls in this winding box, be placed in the inside and outside side of a conductive plate with structure design fortunately, effectively reduce the thickness and the volume of whole box body, not only more convenient use, and outward appearance keeps attractive in appearance.

The purpose of this utility model is achieved in that a kind of winding box, and its main points are:

One shell is arranged, constitute by first housing and second housing and group;

One first communications cable is arranged, and is to be arranged on first housing;

One first conductive plate is arranged, it is interior and free to rotate that system is placed in second housing, its lateral surface is provided with the outer bulge loop of holding groove, a positioning block that the medial surface appropriate location is provided with a wire casing and cooperates with it, the wire casing both sides are staggered to form the plural arc groove that does not wait the circle footpath, the locating piece both sides then are fixed with plural arc-shaped conductive film with the staggered form of correspondence, and each conducting strip can be placed in the corresponding arc groove;

Have volute wind spring system to be placed in the tank in the outer bulge loop of first conductive plate and an end is fixed in shell, end then is fixed in first conductive plate in addition;

One second communication cable is arranged, and is to be wound in outside the outer bulge loop of first conductive plate, and the one end stretches in the wire casing of first conductive plate, and its each lead can be connected with corresponding each conducting strip;

One second conductive plate is arranged, and is to be fixed on first housing, and its medial surface is provided with the concentric conducting ring of waney plural number, and confession is kept in touch with each the corresponding conducting strip on first conductive plate respectively, and each conducting ring is connected with each lead of first communications cable respectively.

Compared with the prior art the utility model has following advantage:

1, can be with a communications cable terminal installing microphone and earphone, another communications cable is then installed plug for being plugged on the various communication hosts such as vehicular telephone, radio telephone, Handless widely, and can use or the prolongation speech range as the hand-free transceiver, to increase the ease of use of these communication apparatus.

2, can produce interim contrary clip effect in the time of can making the communications cable whenever pull out preset distance by clamping structure special in the winding box and temporarily fix this segment length for using, and can when being drawn out to another preset distance, automatically terminate clip and capable again automatic rollback, can therefore not be subjected to the interference of backrush elastic force in order to the user, use and conveniently pull out required regular length.

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is an exploded perspective view of the present utility model

Fig. 2 is another embodiment exploded perspective view of the present utility model

Fig. 3 is the first conductive plate stereoscopic figure of the present utility model

Fig. 4 is a section-drawing of the present utility model

Fig. 5 is an External view of the present utility model

Fig. 6 is an Application Example reference diagram of the present utility model

Fig. 7 is an Another Application embodiment reference diagram of the present utility model

Fig. 8 is an another Application Example reference diagram of the present utility model

Fig. 9 pulls out the scheme drawing that first conductive plate is rotated for the second communication cable

Figure 10 is first conductive plate scheme drawing when being subjected to clip

Scheme drawing when Figure 11 makes the revolution of first conductive plate for the second communication cable furls

Figure 12 is the scheme drawing of first conductive plate when continuing revolution

Referring to shown in Figure 1, winding box of the present utility model includes a shell 1, one first communications cable 2, one first conductive plate 3, a volute wind spring 4, a second communication cable 5 and one second conductive plate 6, wherein:

Shell is also organized by first housing 10 and second housing 11 and is constituted, appropriate location is provided with the line hole that communicates 100 and stretches into fixing with wire casing 101 for first communications cable the inner on first housing, end then is installed with the plug 20 of suitable kenel outside first communications cable, this housing medial surface center is provided with a pivot 103 with profile groove 102, annulate shaft then is provided with plural projection 104, the second housings and also is provided with line hole 110 and runs through for the second communication cable that the outer end is provided with microphone 50 and earphone 51.

Pivot is worn on aforementioned pivot and free to rotate by first conductive plate system, its lateral surface in abutting connection with second housing is provided with the outer bulge loop 30 (as shown in Figure 3) of holding groove 300, for ccontaining volute wind spring in wherein, make volute wind spring one end build-in in the profile groove 102 of pivot, the other end then hook is fixed on the hook sheet 301 of outer bulge loop, and the second communication cable is wound on outside the outer bulge loop, this conductive plate medial surface appropriate location is provided with wired hole 31 and wire casing 32 in addition, can stretch into and locate wherein for the second communication cable, and be provided with plural shrinkage pool 321 in the wire casing 32, two sides then are staggered to form the plural arc groove 320 that does not wait the circle footpath, be provided with a locating piece 33 that cooperates with wire casing 32 again in addition, the bottom of locating piece is provided with the plural projection 333 that can be solidly plugged in the aforementioned shrinkage pool, two sides are provided with the positioning groove 330 that is interspersed, then be provided with registration mast 331 and perforation 332 in the groove, to fix wherein for an arc-shaped conductive film 34 respectively.

Each conducting strip is inner to be formed fork 340 and has knock hole 344, can insert respectively in the perforation 332 and the corresponding lead of grafting second communication cable and be sheathed on the registration mast and behind riveted, be fixed in the positioning groove 330, each conducting strip be able to be located in respectively in the cooresponding arc groove 320.The then bent recess 341 that the inner concavity of being is arranged in the outer end of conducting strip 34 is for a ccontaining metal balls 342, or is bent into the protuberance 343 of outer gibbosity shown in another embodiment of Fig. 2, according to this for keeping in touch second conductive plate, as shown in Figure 4.

Second conductive plate is provided with plural shrinkage pool 60 and can be positioned on each projection 104 of first housing, its medial surface is provided with the concentric circular groove 61 of waney plural number, each circular groove has knock hole (not shown) and offers in disk body one side and radially extends perforation 62, the plural metallic conduction ring 63 of different circles footpath size can be embedded one by one in corresponding circular groove 61, making its spacer 630 insert knock holees location and inserted sheet 631 runs through perforation and is plugged on the corresponding lead of first communications cable in the wire casing 101 of first housing, make each conducting ring can keep with first conductive plate on each conducting strip continue to contact, this second conductive plate also can be designed to another embodiment kenel as shown in Figure 2, that is be designed to a printed circuit board (PCB) 6 ', and be electroplate with concentric conducting ring circuit 63 layouts of waney plural number thereon, and can in addition thrust conducting ring circuit side and electrically connect with first communications cable lead with terminal, or with wire bonds on each corresponding electrical contact of this printed circuit board (PCB) bottom surface.

Can be combined into winding box as shown in Figure 5 in view of the above.On reality is implemented to use, can utilize this winding box can furl and hold the second communication cable of equivalent length and the characteristic that can be reclaimed at any time, shown in the embodiment of Fig. 6, the user can be plugged on the plug 20 of first communications cable output of mobile phone 7 and go on the socket, so via after setting, the user needn't mention the mobile phone phone when receiving incoming call, locate in the ears and only need to be drawn out to the second communication cable of earphone and microphone fixing in the ears or in advance this second communication cable is fixed in advance, the purpose that can reach the hand-free phone and converse, therefore applicable to by bike or the occasion in the way of driving, and this cable will maintain certain recovery tension force, the distance of conversation is quite long so not only can stretch, and be unlikely to again to be entangled with mutually, and after treating talk-through, the volute wind spring in the winding box can dwindle taking of line body space with the arrangement of second communication cable automatic drawing back.Same principle also can be applicable on as shown in Figure 7 the Another Application embodiment, and promptly this line box can be plugged on its first communications cable plug on the radio telephone 8; Or another Application Example as shown in Figure 8 is plugged on the simple type Handless telephone 9, equally also can reach holding-free phone and nationality uses as the hand-free phone line by pulling the second communication cable, and can in quite long conversation radius, still can freely converse, and can vacate both hands and carry out other work simultaneously, and can furl back automatically when not using.

And for the benefit of the user avoids being subjected to furling the influence of tension force when extracting the use of second communication cable and disturbs the user, be pivoted with the clipping block that to swing 105 in addition in first enclosure interior, one side, this clipping block dorsal part then is provided with arc caulking groove 106, and frame is trapped among outside clipping block two sides for being embedded a V-arrangement shell fragment 107, and the first conductive plate medial surface forms an internal projecting ring 35 in addition, this internal projecting ring appropriate location is arranged at intervals with an at least one oblique draw-in groove 350 and an arc gap groove 351, when therefore making first conductive plate clockwise rotate when pulling out the second communication cable, as shown in Figure 9, clipping block will drive to the right deflection and lean V-arrangement shell fragment right-hand member because of disk body edge friction, if continue to rotate to advance and then can not produce the blocking effect to draw-in groove 350 and arc gap groove, but when the volute wind spring of leaving furls revolution if stop drag in good time, then clipping block will embed wherein in good time and cause the effect of check stopper in the draw-in groove 350, (as shown in figure 10), that is after the user pulls out required suitable length with the second communication cable, can temporarily fix this length at any time and do not reclaim, but, when desire during with the whole rollback of second communication cable, only need to spur cable slightly once again, make arc gap groove move to clipping block cusp place, as shown in figure 11, decontroling cable again lets alone to furl, then clipping block will fall into arc gap groove and be flapped toward the left side because of the elastic force of V-arrangement shell fragment this moment, under promoting, the revolution of disk body abuts against in the shell fragment left end, even each draw-in groove 350 passes through successively afterwards, as shown in figure 12, first conductive plate also can not produce the clip effect, so can continue with the unhinderedly quick rollback of second communication cable.

So far, via first conductive plate is made special structural design, the space utilization mode that volute wind spring, second communication cable and each conducting strip can more be simplified is distributed in its inside and outside side, and can reach more compact basic purpose, make this winding box not only first communications cable and second communication cable can be loaded onto communication plug and be applied between the main frame and microphone of regular phone, and preferablyly be applied in light use on aforesaid mobile phone, radio telephone or the Handless telephone.

Claims

1, a kind of winding box is characterized in that:

One shell (1) is arranged, constitute by first housing (10) and second housing (11) and group;

One first communications cable (2) is arranged, and is to be arranged on first housing;

One first conductive plate (3) is arranged, it is interior and free to rotate that system is placed in second housing, its lateral surface is provided with the outer bulge loop (30) of holding groove (300), a positioning block (33) that the medial surface appropriate location is provided with a wire casing (32) and cooperates with it, the wire casing both sides are staggered to form the plural arc groove (320) that does not wait the circle footpath, the locating piece both sides then are fixed with plural arc-shaped conductive film (34) with the staggered form of correspondence, and each conducting strip can be placed in the corresponding arc groove;

It is in the tank that is placed in the outer bulge loop of first conductive plate that one volute wind spring (4) is arranged, and an end is fixed in shell, and end then is fixed in first conductive plate in addition;

One second communication cable (5) is arranged, and is to be wound in outside the outer bulge loop of first conductive plate, and the one end stretches in the wire casing (32) of first conductive plate, and its each lead can be connected with corresponding each conducting strip (34);

One second conductive plate (6) is arranged, system is fixed on first housing, its medial surface is provided with the concentric conducting ring of waney plural number (63), and confession is kept in touch with each the corresponding conducting strip on first conductive plate respectively, and each conducting ring is connected with each lead of first communications cable respectively.

2, winding box according to claim 1, it is characterized in that: wherein an end of each relative conducting ring contact of each conducting strip on first conductive plate and second conductive plate forms recess (341), and be equipped with metal balls (342) in this recess place, for the corresponding conducting ring contact of second conductive plate.

3, winding box according to claim 1 is characterized in that: wherein an end of each relative conducting ring contact of each conducting strip on first conductive plate and second conductive plate forms protuberance (343), for contacting with the corresponding conducting ring of second conductive plate.

4, winding box according to claim 1, it is characterized in that: wherein the first conductive plate medial surface forms an internal projecting ring (35) in addition, and this internal projecting ring appropriate location is arranged at intervals with an at least one draw-in groove (350) and a short slot (351), being pivoted with in first enclosure interior, one side ordinatedly can freely change pendulum and tiltedly support the clipping block (105) that can snap in draw-in groove to described internal projecting ring edge in good time or slip into short slot, and is provided with shell fragment (107) in the clipping block side.

5, winding box according to claim 1 is characterized in that: wherein the end in addition of first communications cable is provided with plug (20), and the end in addition of second communication cable then is provided with microphone (50) and earphone (51).

6, winding box according to claim 1 is characterized in that: wherein second conductive plate can be made and become one and be provided with the with one heart printed circuit board (PCB) (6 ') of conducting ring circuit layout of plural number.

7, winding box according to claim 1, it is characterized in that: wherein an end of each the conducting strip positioned adjacent piece on first conductive plate system forms fork (340) and has knock hole (344), locating piece two sides then are provided with staggered positioning groove (330), positioning groove is provided with registration mast (331) and the inboard is formed with perforation (332), each conducting strip can be inserted in the perforation and the corresponding lead of grafting second communication cable by fork, and knock hole then is sheathed on registration mast and combination.