CN211605574U - Device of adjustable connecting wire length - Google Patents

Abstract

The utility model belongs to the pencil field, in particular to device of adjustable connecting wire length. Comprises a shell, a rotating shaft and a connecting wire; the shell comprises a side wall, a first bottom wall and a second bottom wall, and a mounting hole is formed in the first bottom wall; the rotating shaft is arranged in the shell, one end of the rotating shaft penetrates through the mounting hole, is positioned outside the shell and is rotationally connected with the shell; the connecting wire runs through shell, pivot, rotates the pivot can be right the connecting wire twines. The device provided by the utility model can be with the regular accomodating of connecting wire in the shell to can receive and release the connecting wire, make to accomodating, carrying of connecting wire more convenient.

Description

Device of adjustable connecting wire length

Technical Field

The utility model belongs to the pencil field, in particular to device of adjustable connecting wire length.

Background

With the rapid development of science and technology and the rapid increase of economy, various electric devices are more and more popularized in the life and work of people. Accordingly, various connection lines (e.g., power lines, earphone lines, etc.) are also widely used in life and work of people. For example, computers have become an unavailable tool in daily life and work, and connecting wires are indispensable for computer applications as a medium for connecting a power supply to the computer.

However, when the connecting line is used, the connecting line may be too long to be conveniently collected and carried, but when the connecting line is too short, the problem of inconvenient use may be caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a device capable of adjusting the length of a connecting wire, which comprises a shell, a rotating shaft and a connecting wire;

the shell comprises a side wall, a first bottom wall and a second bottom wall, and a mounting hole is formed in the first bottom wall;

the rotating shaft is arranged in the shell, one end of the rotating shaft penetrates through the mounting hole, is positioned outside the shell and is rotationally connected with the shell;

the connecting wire penetrates through the shell and the rotating shaft; and rotating the rotating shaft, wherein the connecting wire can be wound on the rotating shaft.

Further, a group of side walls are provided with first line holes; the other group of side walls are provided with second line holes; the two groups of side walls are oppositely arranged;

the connecting wire passes through the first wire hole and the second wire hole.

Further, the rotating shaft comprises a knob and a shaft bracket;

one end of the shaft bracket is rotatably connected to the second bottom wall through a shaft sleeve, and the other end of the shaft bracket penetrates through the mounting hole and is fixedly connected with the knob;

the shaft bracket is provided with a third wire hole, and the third wire hole is arranged in the middle of the shaft bracket and penetrates through the shaft bracket along the radial direction of the shaft bracket;

the connecting line penetrates through the third line hole.

Furthermore, the device also comprises a locking structure, a first guide structure and a second guide structure;

the locking structure is fixedly arranged in the shell and used for limiting the rotation of the rotating shaft;

the first guide structure and the second guide structure are fixedly arranged in the shell and used for guiding the connecting wire to be wound on the shaft bracket.

Furthermore, the locking structure comprises a key, a spring, a supporting rod, a balancing rod and a locking piece;

one end of the key penetrates through the side wall, and the other end of the key is fixedly connected with one side of one end of the balancing rod;

the other side of one end of the balancing rod is fixedly connected with one end of the spring, and the other end of the spring is fixedly connected to the mounting block of the first bottom wall;

the other end of the balancing rod is fixedly connected with one end of the locking piece, and the locking piece and the spring are positioned on the same side;

one end of the supporting rod is hinged to the middle section of the balancing rod, the supporting rod and the key are located on the same side, and the other end of the supporting rod is fixedly connected to the side wall.

Further, the first guide structure comprises a first guide rod, a first adjusting piece and a first winding piece;

one end of the first guide rod is fixed on the second bottom wall and is parallel to the side wall, the first adjusting piece is connected to the first guide rod in a sliding mode, an adjusting hole is formed in the first adjusting piece, the first winding piece is fixedly connected to the first adjusting piece, and the plane where the first winding piece is located is perpendicular to the plane where the first adjusting piece is located; and the first winding piece is provided with a winding hole.

Further, one end, close to the side wall, of the first adjusting piece is provided with a roller, the side wall is provided with a sliding groove, and the roller can slide in the sliding groove.

Furthermore, a spiral wire guide groove is arranged on the shaft bracket;

one end of the first adjusting piece, which is close to the shaft bracket, is clamped in the wire guide groove in a sliding manner;

the connecting wire can be separately nested in the wire groove.

Further, the second guide structure comprises a second guide rod, a second adjusting piece and a second winding piece; the second guide structure has the same specific structure as the first guide structure;

one end of the second guide rod is fixed on the first bottom wall.

The device provided by the utility model can be with the regular accomodating of connecting wire in the shell to can receive and release the connecting wire, make to accomodating, carrying of connecting wire more convenient.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view showing the overall appearance of the rectangular housing of the present invention;

FIG. 2 is a schematic structural diagram of the housing of the present invention being a rectangular parallelepiped;

fig. 3 shows a schematic view of the internal structure of the housing of the present invention;

FIG. 4 is a schematic view of the structure of the rotating shaft of the present invention;

figure 5 shows an overall cross-sectional view of the invention;

fig. 6 shows a schematic structural view of a locking structure in the present invention;

fig. 7 shows a side cross-sectional view of fig. 5 in accordance with the present invention;

fig. 8 shows a schematic structural diagram of the middle guide structure of the present invention.

In the figure: the device comprises a shell, 11 side walls, 12 mounting holes, 13 first wire holes, 14 second wire holes, 15 shaft sleeves, 151 limiting protrusions, 16 mounting blocks, 17 first bottom walls, 18 second bottom walls, 2 rotating shafts, 21 knobs, 22 shaft frames, 23 grooves, 24 third wire holes, 25 gears, 3 connecting wires, 4 locking structures, 41 keys, 411 key bodies, 412 buttons, 42 springs, 43 supporting rods, 44 balancing rods, 45 locking parts, 451 rods, 452 abutting blocks, 5 first guide structures, 51 first guide rods, 52 first adjusting rods, 53 first winding parts, 54 first anti-falling blocks and 6 second guide structures.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a device of adjustable connecting wire length, it is exemplary, as shown in FIG. 1, but telescopic connection includes shell 1, pivot 2, connecting wire 3, the inside cavity that is provided with of shell 1, shell 1 can be cuboid or cylinder, and here uses the cuboid to exemplify the explanation. The pivot 2 rotates to be connected in the shell 1, just the one end of pivot 2 stretches out shell 1, connecting wire 3 runs through shell 1 and pivot 2.

For example, as shown in fig. 2, the first bottom wall 17 is provided with the mounting hole 12; the first wire holes 13 are arranged on one group of side walls 11 adjacent to the first bottom wall 17, and the second wire holes 14 are arranged on the other group of side walls 11; a second bottom wall 18 opposite to the first bottom wall 17 is provided with a bushing 15. The rotating shaft 2 is installed in the shell 1, and one end of the rotating shaft 2 penetrates through the installation hole 12 and extends out of the shell 1; the other end of the rotating shaft 2 is rotatably connected with the shell 1 through the shaft sleeve 15. The shaft 2 is rotatable within the housing 1.

Further, the first string hole 13 and the second string hole 14 are provided on the side wall 11. The sleeve 15 is disposed on the second bottom wall 18. Illustratively, as shown in fig. 3, the first string holes 13 and the second string holes 14 are respectively arranged on two groups of side walls 11, which are parallel and symmetrical; the shaft sleeve 15 and the rotating shaft 2 can be assembled, one end of the rotating shaft 2 can be rotatably sleeved in the shaft sleeve 15, and the inner ring of the shaft sleeve 15 is further provided with a limiting bulge 151.

Further, the first line hole 13 is disposed at one end of the group of side walls 11 close to the second bottom wall 18; the second string holes 14 are provided at one end of the other set of side walls 11 near the first bottom wall 17.

The rotating shaft 2 is used for winding connecting wires. Illustratively, as shown in fig. 4, the rotating shaft 2 includes a knob 21 and a shaft bracket 22, a third wire hole 24 is provided on the shaft bracket 22, the third wire hole 24 is provided in a middle position of the shaft bracket 22 and radially crosses the shaft bracket 22 along the shaft bracket 22, one end of the shaft bracket 22 is fixedly connected with the knob 21, the other end of the shaft bracket 22 is provided with a groove 23, and the groove 23 surrounds a circle along an end of the shaft bracket 22. One end of the shaft bracket 22, which is provided with the groove 23, is sleeved in the shaft sleeve 15, and the limiting bulge 151 in the shaft sleeve 15 is clamped in the groove of the shaft bracket 22 to limit the rotating shaft 2, so that the rotating shaft cannot easily fall off and can rotate at a specified position. The other end of the shaft bracket 22 passes through the mounting hole 12 and is fixedly connected with the knob 21. The diameter of the mounting hole 12 is larger than the diameter of the shaft bracket 22 and smaller than the diameter of the knob 21, which is enough to allow the shaft bracket 22 to pass through the mounting hole 12 and not allow the knob 21 to pass through the mounting hole 12.

It is worth explaining that, when the shell 1 is set as a hollow cylinder, the utility model can save the occupied space and is more convenient to carry when in use.

The device further comprises a locking structure 4, a first guide structure 5 and a second guide structure 6, wherein the locking structure 4 is used for locking the rotating shaft 2 and the shell 1, so that the wound connecting wire 3 or the non-wound connecting wire 3 is fixed and cannot be stretched or shortened randomly. When will connecting wire 3 twines in pivot 2 is gone up, first guide structure 5 with second guide structure 6 is right the winding position of connecting wire 3 leads, makes the more regular of connecting wire 3 winding is neat.

Illustratively, as shown in fig. 5, one end of the shaft frame 22 close to the knob 21 is provided with a gear 25, and a central axis of the gear 25 coincides with a central axis of the shaft frame 22; the surface of the shaft bracket 22 is provided with a wire guide groove; the locking structure 4, the first guide structure 5 and the second guide structure 6 are arranged in the shell 1; wherein the locking structure 4 is arranged at an end of the housing 1 close to the first bottom wall 17. Further, the first guide structure 5 and the second guide structure 6 are both arranged inside the housing 1; specifically, the first guide structure 5 is mounted on the second bottom wall 18, and the second guide structure 6 is mounted on the first bottom wall 17.

Specifically, as shown in fig. 6, the locking structure 4 includes a key 41, a spring 42, a support bar 43, a balance bar 44, and a locking member 45, where the key 41 is fixedly connected to one end of the balance bar 44, and the spring 42 is fixedly connected to the balance bar 44; the other end of the balancing pole 44 is fixedly connected with a locking piece 45, and the middle part of the balancing pole 44 is hinged with the supporting pole 43. Specifically, the spring 42 and the key 41 are arranged at the same end and on opposite sides of the balance bar 44; the locking piece 45 and the spring 42 are respectively arranged at two ends of the balancing rod 44 and on the same side; the support bar 43 and the button 41 are disposed on the same side of the stabilizer bar 44. The stabilizer bar 44 is rotatable about the leg bar 43 with the leg bar 43 stationary.

Further, the key 41 comprises a key body 411 and a button 412, one end of the key body 411 is fixedly connected with the balance bar 44, the other end of the key body 411 is fixedly connected with the button 412, and the cross section of the button 412 is larger than that of the key body 411. Specifically, the stabilizer bar 44 is rotated about the support bar 43 by pressing the button 412.

The locking member 45 comprises a shaft 451 and an abutting block 452, one end of the shaft 451 is fixedly connected with the other end of the balance bar 44, and the other end of the shaft 451 is fixedly connected with the abutting block 452. In particular, the structure of the contact block 452 is adapted to the upper groove structure of the gear 25. The contact block 452 can be inserted into the tooth slot to prevent the gear 25 from rotating.

Specifically, one end of the key body 411 passes through the housing 1, and the button 412 is arranged outside the housing 1; the end of the spring 42 remote from the balancing bar 44 is fixed to the mounting block 16, and the mounting block 16 is fixed to the first bottom wall 17. One end of the supporting rod 43, which is far away from the balancing rod 44, is fixedly connected to the side wall 11 of the housing 1, and the abutting block 452 of the locking member 45 detachably abuts against the gear 25. Further, under the action of no external force, the spring 42 applies pushing force to one end of the balance bar 44 provided with the button 412; the balancing rod 44 rotates to enable the locking piece 45 to approach the rotating shaft 2; the contact block 452 is nested in the tooth groove of the gear 25, so that the gear 25 cannot rotate, and the rotating shaft 2 cannot rotate. When an external force presses the button 412, the balance bar 44 rotates, the contact block 452 disengages from the tooth groove of the gear 25, and the rotating shaft 2 rotates. It should be noted that the installation manner of the spring 42 is not limited to the above manner, for example, the spring 42 is disposed at the other end of the balance bar 44, and when the spring 42 is located at the same side as the key 41, one end of the spring 42 away from the balance bar 44 is fixedly connected to the side wall 11. In this case, the mounting block 16 is not required to be provided on the housing 1 at the edge of the mounting hole 12.

Illustratively, as shown in fig. 7, an opening is provided at an end of the side wall 11 close to the mounting hole 12, an end of the key body 411 passes through the opening, the button 412 is located outside the housing 1, another end of the key body 411 is fixedly connected to an end of the balance bar 44 near one side of the side wall 11, another end of the balance bar 44 is fixedly connected to an end of the shaft 451 far from the side wall, another end of the shaft 451 is fixedly connected to the contact block 452, and the contact block 452 detachably contacts the gear 25. Specifically, when no external force is applied to the button 41, the elastic force of the spring 42 makes the end of the balance bar 44 connected to the button 41 away from the shaft bracket 22, the end of the balance bar 44 connected to the locking member 45 is close to the shaft bracket 22, the contact block 452 abuts against the gear 25, and the rotating shaft 2 cannot rotate.

Illustratively, the interference block 452 may be provided in a triangular prism shape, a face of the interference block close to the gear 25 is an inclined face, and a tooth-groove structure shape of the gear 25 matches with a shape structure of the interference block 452. Specifically, when the abutting block 452 is clamped in the tooth slot of the gear 25, the rotating shaft 2 can rotate along the forward direction of the gear 25 and cannot rotate reversely, so that the locking purpose is achieved. Since the center of the balance bar 44 is hinged to the support bar 43, the hinge point of the balance bar 44 and the support bar 43 is not changed. When the key 41 is pressed by an external force, one end of the balance bar 44 connected with the key 41 is far away from the side wall 11; the balancing pole 44 is connected the one end of retaining member 45 will be close to lateral wall 11, keep away from pedestal 22 drives simultaneously retaining member 45 keeps away from the pedestal, the piece of contradicting 452 will no longer contradict on the gear, can rotate at will pivot 2.

The first guiding structure 5 serves to guide the portion of the connecting wire 3 so that the connecting wire 3 can be wound in order. Illustratively, as shown in fig. 5, the first guiding structure 5 is disposed in the housing 1, and the surface of the shaft bracket 22 is provided with a spiral-shaped wire guiding groove; the wire groove comprises two parts, and the spiral directions of the two parts are opposite. The side wall 11 is provided with a sliding groove, and the sliding groove is parallel to the central axis of the shaft bracket 22.

Specifically, the first guiding structure 5 includes a first guiding rod 51, a first adjusting member 52, and a first winding member 53, as shown in fig. 8. One end of the first guide rod 51 is fixed on the second bottom wall 18 and is parallel to the side wall 11 and the shaft bracket 22. The first adjusting member 52 can slide on the first guiding rod 51, and a roller is disposed at one end of the first adjusting member 52 close to the side wall 11, and the roller rolls along the sliding groove. One end of the first adjusting member 52 near the shaft bracket 22 is in contact with the wire guide groove and can move along the wire guide groove. Specifically, one end of the first adjusting member 52 near the shaft bracket 22 may be a smooth curved surface. Further, an adjusting hole is formed on the first adjusting member 52. The first winding member 53 is disposed on the first adjusting member 52, and a plane of the first winding member 53 is perpendicular to a plane of the first adjusting member 52 and is located between the first guide rod 51 and the shaft bracket 22. The first winding member 53 is provided with a winding hole.

Illustratively, the first adjusting member 52 and the first winding member 53 are provided in a frame structure, the adjusting hole is a square hole on the first adjusting member 52, and the winding hole is a square hole on the first winding member 53.

Further, a first anti-falling block 54 is disposed at an end of the first guide rod 51 away from the second bottom wall 18. The connecting wire 3 respectively penetrates through the adjusting hole and the winding hole.

Specifically, one end of the connecting wire 3 penetrates out of the third wire hole 24 and sequentially penetrates through the winding hole, the adjusting hole and the first wire hole 13.

The second guiding structure 6 has the same structure and function as the first guiding structure 5, and is used for guiding the other end of the connecting wire 3. The second guide structure 6 includes a second guide bar, a second adjusting member, and a second winding member. One end of the second guiding rod is fixed on the first bottom wall 17, has a distance with the side wall 11 and the shaft bracket 22, and is parallel to the side wall 11 and the shaft bracket 22.

Specifically, one end of the connecting wire 3 passes through the first wire hole 13, the adjusting hole of the first adjusting member 52, the winding hole of the first winding member 53, the third wire hole 24, the winding hole of the second winding member, the adjusting hole of the second adjusting member, and the second wire hole 14 in sequence. When the button 41 is pressed, the locking member 45 will be separated from the gear 25 of the shaft bracket 22, and at this time, the knob 21 is rotated, and the shaft bracket 22 is driven to rotate by the knob 21. The two ends of the first adjusting member 52 are limited by the sliding groove on the side wall 11 and the wire guiding groove on the shaft bracket 22, respectively, and the first guiding rod 51 also limits the moving direction of the first adjusting member 52, so that the first adjusting member 52 can only move along the sliding groove. When the shaft bracket 22 rotates, the wall of the wire guide groove exerts a pushing force on the first adjusting member 52, so that it moves along the first guide rod 51. The second adjusting piece has the same principle as the first adjusting piece, and is not described in detail. When the pedestal 22 rotated, first regulating part and second regulating part removed respectively, and connecting wire 3 passes through regulation hole and winding hole in proper order, and the gesture of adjustment connecting wire 3 makes connecting wire 3 become the heliciform and falls in the wire casing in order, thereby realized right the operation of accomodating of connecting wire 3. When the connection line 3 needs to be extended, the knob 21 is rotated reversely.

The connection cord 3 described in the above embodiment includes a cable around which an earphone cord, a power cord, and the like can be wound.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. A device capable of adjusting the length of a connecting wire is characterized by comprising a shell (1), a rotating shaft (2) and a connecting wire (3);

the shell (1) comprises a side wall (11), a first bottom wall (17) and a second bottom wall (18), and a mounting hole (12) is formed in the first bottom wall (17);

the rotating shaft (2) is arranged in the shell (1), one end of the rotating shaft penetrates through the mounting hole (12), is positioned outside the shell (1), and is rotatably connected with the shell (1);

the connecting wire (3) penetrates through the shell (1) and the rotating shaft (2); the rotating shaft (2) is rotated, and the connecting wire (3) can be wound on the rotating shaft (2).

2. The device for adjusting the length of the connecting wire according to claim 1,

a group of the side walls (11) are provided with first line holes (13); a second line hole (14) is formed in the other group of side walls (11); the two groups of side walls (11) are oppositely arranged;

the connecting wire (3) passes through the first wire hole (13) and the second wire hole (14).

3. The device for adjusting the length of the connecting wire according to claim 1,

the rotating shaft (2) comprises a knob (21) and a shaft bracket (22);

one end of the shaft bracket (22) is rotatably connected to the second bottom wall (18) through a shaft sleeve (15), and the other end of the shaft bracket (22) penetrates through the mounting hole (12) and is fixedly connected with the knob (21);

a third wire hole (24) is formed in the shaft bracket (22), and the third wire hole (24) is formed in the middle of the shaft bracket (22) and penetrates through the shaft bracket (22) along the radial direction of the shaft bracket (22);

the connecting wire (3) penetrates through the third wire hole (24).

4. An apparatus for adjusting the length of a connecting wire according to claim 3,

the locking mechanism further comprises a locking structure (4), a first guide structure (5) and a second guide structure (6);

the locking structure (4) is fixedly arranged in the shell (1) and is used for limiting the rotation of the rotating shaft (2);

the first guide structure (5) and the second guide structure (6) are fixedly arranged in the shell (1) and used for guiding the connecting wire (3) to be wound on the shaft bracket (22).

5. An apparatus for adjusting the length of a connecting wire according to claim 4,

the locking structure (4) comprises a key (41), a spring (42), a supporting rod (43), a balancing rod (44) and a locking piece (45);

one end of the key (41) penetrates through the side wall (11), and the other end of the key (41) is fixedly connected with one side of one end of the balance bar (44);

the other side of one end of the balance rod (44) is fixedly connected with one end of the spring (42), and the other end of the spring (42) is fixedly connected to the mounting block (16) of the first bottom wall (17);

the other end of the balancing rod (44) is fixedly connected with one end of the locking piece (45), and the locking piece (45) and the spring (42) are positioned on the same side;

one end of the supporting rod (43) is hinged to the middle section of the balancing rod (44), the supporting rod (43) and the key (41) are located on the same side, and the other end of the supporting rod (43) is fixedly connected to the side wall (11).

6. An apparatus for adjusting the length of a connecting wire according to claim 4,

the first guide structure (5) comprises a first guide rod (51), a first adjusting piece (52) and a first winding piece (53);

one end of the first guide rod (51) is fixed on the second bottom wall (18) and is parallel to the side wall (11), the first adjusting piece (52) is connected to the first guide rod (51) in a sliding mode, an adjusting hole is formed in the first adjusting piece (52), the first winding piece (53) is fixedly connected to the first adjusting piece (52), and the plane where the first winding piece (53) is located is perpendicular to the plane where the first adjusting piece (52) is located; the first winding piece (53) is provided with a winding hole.

7. An apparatus for adjusting the length of a connecting wire according to claim 6,

one end, close to the side wall (11), of the first adjusting piece (52) is provided with a roller, the side wall (11) is provided with a sliding groove, and the roller can slide in the sliding groove.

8. An apparatus for adjusting the length of a connecting wire according to claim 6 or 7,

a spiral wire guide groove is arranged on the shaft bracket (22);

one end of the first adjusting piece (52) close to the shaft bracket (22) is clamped in the wire guide groove in a sliding mode;

the connecting wire (3) is detachably nested in the wire guide groove.

9. An apparatus for adjusting the length of a connecting wire according to claim 4,

the second guide structure (6) comprises a second guide rod, a second adjusting piece and a second winding piece; the second guide structure (6) has the same specific structure as the first guide structure (5);

one end of the second guide rod is fixed on the first bottom wall (17).

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