CN201504079U

CN201504079U - Wire rod protection type winding box

Info

Publication number: CN201504079U
Application number: CN2009201943661U
Authority: CN
Inventors: 郑启文
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-09-09
Filing date: 2009-09-09
Publication date: 2010-06-09
Anticipated expiration: 2019-09-09

Abstract

The utility model discloses a wire protection type winding box, which comprises a shell, a coil spring, a turntable, a braking mechanism and a transmission line, wherein the turntable is pivoted on a rotating shaft in the shell, and the transmission line is wound on the turntable; the coil spring provides a rotary disc recovery pulling force to roll up the transmission line; the braking mechanism acts on the turntable to flexibly limit the rotation of the turntable to control the extension length of the transmission line, and the turntable is further provided with a movable swinging sheet. The utility model discloses a transmission line fixed knot that traditional fixed clamping piece was replaced to this activity pendulum piece constructs, utilizes the swing of this activity pendulum piece, can be so that this transmission line by when whole pulling out, the transmission line in the angle grow of bending of the second end department of activity pendulum piece, thereby reduces the vice degree of bending to the transmission line, avoids the damage to the transmission line, plays the protection transmission line, especially protects the effect of its inside sinle silk.

Description

Wire rod protection type winding box

Technical field

The utility model relates to the accommodation device art of transmission line, refers in particular to a kind of winding box with structure and effect of wire rod protection.

Background technology

Along with the progress of current society and making rapid progress of science and technology, constantly have to people live and bring many various easily electronicss, for example PDA, mobile phone, MP3, MP4, PC and computer peripheral device etc., these electronicss usually have linkage units such as USB or HDMI each other by two ends transmission line carries out transmission of Information.Usually, transmission line has certain length, so often causing transmission line to have long part becomes scattered about ground or is piled up in an angle, not only in disorder, ugly, take up room, and the easy knotting phenomenon that occurs, even Chang Yin pulls improperly and causes the damage of transmission line, influences its normal transfer function, causes the inconvenience in the use.

Therefore, for solving foregoing problems, transmission line is effectively put in order when using and take in, have various winding boxes at present on the market, its concrete structure mainly includes shell and is arranged at shell interior rotating disk, wind spring and brake mechanism, and transmission line is accommodated in the shell, is wound on the rotating disk, provide the revolution torsion of rotating disk by wind spring, and move by the retractable cable of brake mechanism control winding box.When needs used transmission line, transmission line can be extended and be fixed on needed use length, and when not needing to use transmission line, transmission line then can be furled in housing fully, so that collect and carry.

Above-mentioned existing winding box structure, though can offer the effect that the user takes in transmission line, but when reality is used, but find still to have many deficiencies on himself structure and the serviceability, cause existing winding box in practical application, fail to reach best result of use and task performance.Especially the structural design of Xian You winding box is only paid attention to the convenience of the retractable operation of transmission line, and has ignored the protection design for transmission line.Particularly, please refer to shown in Figure 1, mount fixing structure for transmission line in a kind of winding box that has now, it lies in the fixed intermediate plate 60 ' structure of rotating disk 30 ' be provided with usually outward, make the inner ring of transmission line be held in tingle 60 ' and rotating disk 30 ' outside wall surface between, transmission line 50 when stretching out tingle 60 ' outer, the one end need be done inverse bending 501 '.Yet, winding box is in the process of using, and its transmission line 50 usually needs to be completely pulled out of, thereby long-term use of winding box product and through after pullling repeatedly many times, the core of transmission line very easily in this inverse bending place fracture, brings serious quality hidden danger to the transfer of data of product.

The utility model content

In view of this, the utility model is at the disappearance of prior art existence, and its main purpose provides a kind of wire rod protection type winding box, and it is by the fixed structure of improvement transmission line inner ring, and the problem of solution core easy fracture, effectively to avoid aforementioned quality hidden danger.

For achieving the above object, the utility model adopts following technical scheme:

A kind of wire rod protection type winding box includes housing, wind spring, rotating disk, brake mechanism and transmission line, and wherein, this rotating disk is installed in the interior rotating shaft of housing, and this transmission line is wound on the rotating disk; One end of this wind spring is connected on the rotating disk, and the other end of wind spring is connected in the rotating shaft, provides rotating disk to reclaim pulling force to furl transmission line; This brake mechanism acts on the rotating disk extension elongation of the rotation of restriction rotating disk flexibly with the control transmission line, further is provided with a movable pendulum on this rotating disk, and this housing is provided with a position limiting convex ring that is used for the outside hunting range of restraint pendulum; Wherein, the first end of this activity pendulum vertically is articulated on the rotating disk, and forms a fixed clamp gap between first end and rotating disk outside wall surface; The second end of movable pendulum is free movable end; This transmission line passes this fixed clamp gap, and is wound in outside the movable pendulum in this second end place inverse bending.

As a kind of preferred version, described movable pendulum includes interior sheet and the outer plate that the head and the tail one connects, and sheet is that level and smooth arc is connected in the second end place with outer plate in this.

As a kind of preferred version, described brake mechanism includes a movable card-bit part and a plurality of stopper slots that are arranged on the rotating disk, wherein, these a plurality of stopper slots are arranged in the upper surface of rotating disk, these stopper slots are around the even tight distribution of aforementioned rotating shaft annular, and each stopper slot inwardly has respectively and the opening that makes progress; And further be provided with a location bulge loop in the center of this rotating disk upper surface; This activity card-bit part includes integrated operating portion, collar portion, screens portion and reset portion, and wherein, this collar portion is set in the aforementioned rotating shaft, and and rotating shaft between maintain horizontal free gap; This operating portion and screens portion one respectively are connected in the two opposite sides of collar portion, this operating portion protrudes upward outside the housing, the middle part of operating portion is flush-mounted in the horizontal concrete chute on the housing, and the extension tail end of this screens portion extends a fixture block downwards, and this fixture block stretches into downwards in the aforementioned stopper slot; This reset portion is from the oblique one down extension of screens subordinate surface, and it extends tail end elasticity and contacts on the outside wall surface of aforementioned positioning convex ring.

As a kind of preferred version, an ear seat is extended in the top and the bottom of described rotating disk outside wall surface one respectively, and the first end of this activity pendulum is articulated between this two ears seat.

As a kind of preferred version, the second end place of described movable pendulum further is provided with the position limiting structure of the scope of activities that is used to limit transmission line.

As a kind of preferred version, described position limiting structure be formed in one on movable pendulum for the transmission wire rod pass arc run through groove.

As a kind of preferred version, described position limiting structure is one to be fitted to the soft spacing external member on the second end of movable pendulum, and this soft spacing external member is provided with the arc that passes for the transmission wire rod and runs through groove.

The utility model compared with prior art has tangible advantage and beneficial effect, particularly, as shown from the above technical solution, the utility model has replaced the transmission line fixed structure of the fixed intermediate plate of tradition on the one hand by the movable pendulum that can outwards swing is set outside rotating disk.Utilize the swing of this activity pendulum, can make this transmission line become big in the bending angle at its second end place, mat and reduce bending pair degree to transmission line is avoided the damage to transmission line, plays the protection transmission line, especially protects the effect of the core of its inside.On the other hand, the stopper slot that its utilization activity card-bit part and annular are gathered ingenious cooperates the braking that realizes rotating disk, not only can make product structure more compact small and exquisite, and the gear first mate that stops of rotating disk is increased, and then make that the positioning control of transmission line institute extension elongation is more accurate, be people's offering convenience property of use.

For more clearly setting forth architectural feature of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:

Description of drawings

Fig. 1 is the mount fixing structure schematic diagram of transmission line in the winding box that has now;

Fig. 2 is the three-dimensional diagrammatic sketch of assembling of the embodiment of the utility model;

Fig. 3 is the partial exploded view of the embodiment of the utility model;

Fig. 4 is the partial assembly drawing of the embodiment of the utility model;

Fig. 5 is the exploded view of the embodiment of the utility model;

Fig. 6 is that the solid of movable card-bit part among the embodiment of the utility model is amplified diagrammatic sketch;

Fig. 7 is that diagrammatic sketch is amplified in the embodiment turntable of the utility model and the decomposition of movable pendulum;

Fig. 8 is a kind of operating state diagrammatic sketch among the embodiment of the utility model, and transmission line is in the state that is about to be completely pulled out of among the figure;

Fig. 9 is another operating state diagrammatic sketch among the embodiment of the utility model, and transmission line is in the state that is completely pulled out of among the figure.

Figure 10 is that the solid of another kind of movable pendulum among the embodiment of the utility model is amplified diagrammatic sketch;

Figure 11 is that the solid that is fitted with the movable pendulum of soft spacing external member among the embodiment of the utility model is decomposed and amplified diagrammatic sketch;

The accompanying drawing identifier declaration:

30 ', rotating disk 60 ', tingle

501 ', bending

10, housing 11, rotating shaft

12, line outlet 13, line outlet

14, position limiting convex ring 15, horizontal concrete chute

20, wind spring 30, rotating disk

31, stopper slot 32, positioning convex ring

33, ear seat 40, movable card-bit part

41, operating portion 42, collar portion

43, screens portion 44, reset portion

45, fixture block 50, transmission line

501, bending 60, movable pendulum

601, first end 602, the second end

61, interior sheet 62, outer plate

63, arc runs through groove 701, fixed clamp gap

80, soft spacing external member 81, arc run through groove

Embodiment:

Please refer to Fig. 2 to shown in Figure 11, the concrete structure that it has demonstrated the preferred embodiment of the utility model includes housing 10, wind spring 20, rotating disk 30, brake mechanism and transmission line 50.

Wherein, this housing 10 has a ccontaining cavity, and the center of ccontaining cavity has a vertical rotating shaft 11, and, have two

line outlets

12,13 respectively in the two opposite sides of ccontaining cavity.

This rotating disk 30 is arranged in the aforementioned ccontaining cavity, and is installed in the rotating shaft 11 in the housing 10.Especially, further be provided with a movable pendulum 60 on the rotating disk 30.As Fig. 4 and Fig. 7, the first end 601 of this activity pendulum 60 vertically is articulated between the last lower ear base 33 that the outside wall surface of rotating disk 30 laterally extends, and forms a fixed clamp gap 701 between first end 601 and rotating disk 30 outside wall surface.The second end 602 of movable pendulum 60 is free movable end, and extends around rotating disk 30 arcs.Movable pendulum 30 in the present embodiment includes interior sheet 61 and the outer plate 62 that the head and the tail one connects, and sheet 61 is that level and smooth arc is connected with outer plate 62 in the second end 602 places in this.

The inner ring of this transmission line 50 passes this fixed clamp gap 701, is clamped in the fixed clamp gap 701, and is wound in outside the movable pendulum 60 in these the second end 602 place's inverse bendings, and this transmission line 50 is wound on the rotating disk 30.

This housing 10 is provided with a position limiting convex ring 14 that is used for the outside hunting range of restraint pendulum 60.

One end of this wind spring 20 is connected on the rotating disk 30, and the other end of wind spring 20 is connected in the rotating shaft 11, provides rotating disk 30 to reclaim pulling force to furl transmission line 50.

This brake mechanism acts on and limits the extension elongation of the rotation of rotating disk 30 with control transmission line 50 on the rotating disk 30 flexibly.Particularly, the brake mechanism in the present embodiment includes a movable card-bit part 40 and a plurality of stopper slots 31 that are arranged on the rotating disk 30, wherein,

As Fig. 7, these a plurality of stopper slots 31 are arranged in the upper surface of rotating disk 30, and these stopper slots 31 center on evenly tight distribution of aforementioned rotating shaft 11 annulars, and have opening inside and that make progress in each stopper slot 31 respectively; And further be provided with a location bulge loop 32 in the center of these rotating disk 30 upper surfaces.

As Fig. 6, and in conjunction with Fig. 4, this activity card-bit part 40 includes integrated operating portion 41, collar portion 42, screens portion 43 and reset portion 44.Wherein, this collar portion 42 is set in the aforementioned rotating shaft 11, and and rotating shaft 11 between maintain horizontal free gap, this operating portion 41 and screens portion 43 one respectively are connected in the two opposite sides of collar portion 42, this operating portion 41 protrudes upward outside the housing 10, the middle part of operating portion 41 is flush-mounted in the horizontal concrete chute 15 on the housing 10, the extension tail end of this screens portion 43 extends a fixture block 45 downwards, this fixture block 45 stretches into downwards in the aforementioned stopper slot 31, this reset portion 44 is extended from the oblique one down of screens portion 43 lower surfaces, and it extends tail end elasticity and contacts on the outside wall surface of aforementioned positioning convex ring 32.

Operation principle and process that present embodiment is described in detail in detail are as follows:

Winding box is in unused state following time, and this transmission line 50 is all furled in the ccontaining cavity of aforementioned housing 10.And the fixture block 45 in this activity card-bit part 40 is to be embedded in the stopper slot 31, limits the rotation of rotating disk 30.Of particular note, specific calculation and design by to the elastic deformation force of the angle of sides of this stopper slot 31 and screens portion 43 can make fixture block 45 form a kind of restriction power of ideal by 31 pairs of rotating disks of stopper slot 30; The maximum that this restriction power need be slightly larger than wind spring 20 furls pulling force, can play the effect that restriction rotating disk 30 rotates; And this restriction power also can not be excessive simultaneously, and the unlikely user of making feels too to require great effort when pulling out transmission line 50.

When needs use the transmission line 50 of certain-length, the user needs to pull to both sides simultaneously the connection-peg (not shown) of transmission line 50, when the outside power of pullling of user is passed through the restriction power of 31 pairs of rotating disks 30 of stopper slot greater than aforementioned fixture block 45, this transmission line of crispaturaing 50 can be pulled outwardly out thereupon, and drives rotating disk 30 backwards rotation thereupon.At this moment, this fixture block 45 is beated between each stopper slot 31.

When being pulled out to needed length of transmission line, user's the power of pullling can be unclamped by nature, the outside power of pullling of user's this moment reduces or disappears, make fixture block 45 can embed in the stopper slot 31 again, and limit the rotation of rotating disk 30 once more, stop the spiral effect of 30 pairs of transmission lines 50 of rotating disk, make transmission line 50 obtain to be positioned on this use length.

When transmission line 50 was all pulled out, as Fig. 8 to Fig. 9, this activity pendulum 60 was swung laterally with the moving direction of transmission line 50, until the internal face of this position limiting convex ring 14 of conflicting.

After using, in the time of need furling back part or all of transmission line 50, the user need spur the operating portion 41 of this activity card-bit part 40 laterally, driving whole movable card-bit part 40 laterally slides to a side, mat and fixture block 45 in the drive activity card-bit part 40 laterally skids off stopper slot 31, cancellation is to the restriction of rotating disk 30.At this moment, rotating disk 30 reverses separately under the tension wind spring 20, can forward turn round fast, and transmission line 50 is inwardly furled, and 60 of this activity pendulums drive to the inside with transmission line 50 that backswing resets.If when transmission line 50 is furled certain-length, the user unclamps the pulling function to operating portion 41, this activity card-bit part 40 is under the elastic reset effect of its reset portion 44, can embed in the stopper slot 31 again, limit the rotation of rotating disk 30, make transmission line 50 stop at corresponding extension elongation position once more.If the user holds operating portion 41 laterally always, 50 of this transmission lines can all be furled to housing 10.

And as shown in Figure 10 and Figure 11, the second end 602 places that are better than this activity pendulum 60 most further are provided with the position limiting structure of the scope of activities that is used to limit transmission line 50.

As Figure 10, this position limiting structure arc that passes for transmission line 50 that can be formed in one on movable pendulum 60 runs through groove 63, utilize this position limiting structure so that transmission line 50 is close on the second end 602 of movable pendulum 60 all the time, unlikelyly occur getting loose and have influence on the normal winding of transmission line 50.

As Figure 11, this position limiting structure can also be the soft spacing external member 80 that is fitted on the second end of movable pendulum 60, and for example the soft external member made of PVC or elastomeric material is provided with the arc that passes for transmission line 50 again and runs through groove 81 on this soft spacing external member 80.Utilize this soft spacing external member 80 that transmission line 50 is close on the second end 602 of movable pendulum 60 all the time, but also can be used for damping and protect transmission line 50.

In sum, design focal point of the present utility model is that it has replaced the transmission line fixed structure of the fixed intermediate plate of tradition on the one hand by the movable pendulum 60 that can outwards swing is set outside rotating disk 30.Utilize the swing of this activity pendulum 60; can make this transmission line 50 when all being pulled out; bending 501 angles of transmission line 50 in its second end 602 places become big; mat and reduce bending pair degree to transmission line 50; avoid damage to transmission line; play the protection transmission line, especially protect the effect of the core of its inside.On the other hand, the stopper slot 31 that its utilization activity card-bit part 40 and annular are gathered ingenious cooperates the braking that realizes rotating disk 30, not only can make product structure more compact small and exquisite, and the gear first mate that stops of rotating disk 30 is increased, and then make that the positioning control of 50 extension elongations of transmission line is more accurate, be people's offering convenience property of use.

The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.

Claims

1. A wire protection type winding box, including a housing, a coil spring, a turntable, a braking mechanism and a transmission line, wherein the turntable is pivotally mounted on a rotating shaft in the casing, and the transmission line is wound on the turntable; One end of the spring is connected to the turntable, and the other end of the coil spring is connected to the rotating shaft to provide the pulling force of the turntable to retract the transmission line; the brake mechanism acts on the turntable to flexibly limit the rotation of the turntable to control the extension length of the transmission line. In that: the turntable is further provided with a movable pendulum piece, and the casing is provided with a limiting convex ring for limiting the outward swing range of the movable pendulum piece; wherein, the first end of the movable pendulum piece is vertically pivoted On the turntable, a fixed clamping gap is formed between the first end and the outer wall of the turntable; the second end of the movable pendulum piece is a free movable end; the transmission line passes through the fixed clamping gap, and on the second end The two ends are reversely bent and wound around the movable pendulum piece.

2. The wire protection type reel box according to claim 1, characterized in that: the movable swing piece includes an inner piece and an outer piece integrally connected end to end, and the inner piece and the outer piece are formed at the second end. Smooth curved connections.

3. The wire protection type reel box according to claim 1, characterized in that: the brake mechanism includes a movable locking member and a plurality of limiting slots arranged on the turntable, wherein,

The plurality of limiting grooves are arranged in the upper end surface of the turntable, and these limiting grooves are uniformly and tightly distributed around the aforementioned rotating shaft, and each limiting groove has an inward and upward opening respectively; A positioning convex ring is provided;

The movable locking part includes an integrally formed operating part, a collar part, a locking part and a reset part, wherein the collar part is set on the aforementioned rotating shaft, and there is a transverse movable gap between the rotating shaft; the operating part and the clamping part are integrally connected to two opposite sides of the collar part, the operating part protrudes upwards out of the housing, the middle part of the operating part is embedded in the transverse slide groove on the housing, and the extending tail end of the clamping part faces A clamping block extends downwards, and the clamping block extends downwards into the aforementioned limiting groove; the reset part extends obliquely downward from the lower surface of the locking part, and its extended tail elastically touches the outer wall surface of the aforementioned positioning convex ring.

4. The wire protection type reel box according to claim 1, characterized in that: the upper and lower parts of the outer wall of the turntable respectively integrally extend an ear seat, and the first end of the movable pendulum is pivotally connected to the two between the ear sockets.

5 . The wire protection type reel box according to claim 1 , wherein a limiting structure for limiting the moving range of the transmission line is further provided at the second end of the movable swing piece. 6 .

6 . The wire protection reel box according to claim 5 , wherein the limiting structure is integrally formed in an arc-shaped through-slot on the movable pendulum for the transmission wire to pass through. 7 .

7. The wire protection type reel box according to claim 5, characterized in that: the limit structure is a soft limit kit fitted on the second end of the movable pendulum piece, the soft limit The bit kit is provided with an arc-shaped through-slot for the transmission wire to pass through.