CN209859100U

CN209859100U - Retractable device is accomodate to keyboard line

Info

Publication number: CN209859100U
Application number: CN201920860030.8U
Authority: CN
Inventors: 鲁秋菊
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2019-12-27
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a telescoping device is accomodate to keyboard line, including telescopic machanism and the clamping mechanism who is used for pressing from both sides tight keyboard line. The telescopic mechanism comprises a wire collecting groove, a central shaft, a lower cover plate, a rotary pipe and a clockwork spring. The wire collecting groove is formed in the bottom of the keyboard, one end of the clockwork spring is connected with the central shaft, the other end of the clockwork spring is connected with the rotary pipe, and the lower cover plate is detachably mounted at the bottom of the wire collecting groove. The utility model discloses utilize clockwork spring bending deformation to produce crooked torsion and accomodate the receipts line groove of advancing the keyboard bottom with unnecessary line on the keyboard, make the keyboard line can not twine or twine from other lines, and the flexible storage device of keyboard line does not occupy other spaces of desktop, makes the desktop neater orderly, adopts pure mechanical structure moreover, convenient operation easily uses widely.

Description

Retractable device is accomodate to keyboard line

Technical Field

The utility model belongs to the technical field of accomodate line box technique and specifically relates to a telescoping device is accomodate to keyboard line.

Background

At present, computer keyboards are mainly divided into wired keyboards and wireless keyboards, and although the birth of the wireless keyboards provides convenience for people in many aspects, the wired keyboards are still selected by many people by virtue of some traditional advantages, such as stable and rapid signal transmission of the wired keyboards, no restriction of batteries, high reliability and the like. Wired keyboards, however, often cause annoyance to people, such as the keyboard cord. The length of a common keyboard wire is 15 cm to 30 cm more than that of the keyboard wire in normal use, so that the keyboard wire can be self-wound or wound with other wires, and the keyboard wire is not attractive and inconvenient, and even the keyboard wire is damaged by pulling in the use process.

In order to solve the above-mentioned drawbacks, it is common practice to wind the excess wire together and then simply bind it, or to wind the excess keyboard wire on a device, such as a keyboard winder disclosed in chinese utility model application No. CN 201720089603.2.

The problems are solved superficially, but new inconvenience is brought, the keyboard is required to be adjusted frequently in the using process, the length of the keyboard wire cannot be adjusted after the keyboard wire is simply bound or wound, and new inconvenience is brought to a user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a telescoping device is accomodate to keyboard line, it can accomodate unnecessary keyboard line to the receipts wire casing of keyboard bottom to simple structure, convenient to use easily promotes.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a telescoping device is accomodate to keyboard line which characterized in that: including accomodating telescopic machanism and the clamping mechanism who is used for pressing from both sides tight keyboard line, telescopic machanism is including receiving wire casing, center pin, lower apron, rotatory pipe and clockwork spring, receive the wire casing and set up in the bottom of keyboard, the one end fixed mounting of center pin is at the center of receiving the wire casing, the inside of receiving the wire casing is provided with the circular first boss that uses the center pin as the centre of a circle, the upper portion a week of first boss is provided with first recess, the shape of rotatory pipe is cylindric, the one end of rotatory pipe is rotated and is set up in first recess, clockwork spring sets up in the inside of rotatory pipe and one end is connected with the middle part of center pin, clockwork spring's the other end is connected with the inboard of rotatory pipe, apron detachably installs in the bottom of receiving the wire casing down, be provided with the second boss on the apron, second, The structure is the same and the centre of a circle between them is located same vertical line, upper portion a week of second boss is provided with the second recess, the other end fixed mounting of center pin is at the center of apron down, the other end of rotatory pipe rotates and sets up in the second recess.

The operation side department of keeping away from the keyboard on the above-mentioned receipts wire casing is provided with the opening, the opening part is provided with two pulley shafts and two fixed pulleys that the size equals, the structure is the same, two pulley shafts set up in the open-ended both sides along the direction symmetry of perpendicular to keyboard bottom surface respectively, two fixed pulleys rotate respectively and install on two pulley shafts, the middle part of fixed pulley is provided with the depressed part along circumference, two the depressed part on the fixed pulley forms a first through wires hole that supplies the keyboard line to wear out jointly.

The clamping mechanism comprises a pressing plate, a fixed seat, a cam shaft, a spring, a pull wire and an operating rod, the pressing plate is fixedly arranged at the bottom of the keyboard far away from the operation side, the fixed seat is arranged at one side of the pressing plate, the cam shaft is arranged between the pressing plate and the fixed seat, the lower part of the cam is rotationally connected with the cam shaft, the upper part of the cam is arranged at one side close to the pressing plate and is matched with the pressing plate to clamp the keyboard line, the spring is arranged between the cam and the fixed seat along the horizontal direction, one end of the spring is connected with the cam, the other end of the spring is connected with the fixed seat, a second threading hole for a pull wire to pass through is arranged at the upper part of the fixed seat along the horizontal direction, one end of the pull wire is connected with the upper part of the cam, the other end of the pull wire penetrates through the second wire threading hole and then is connected with the operating rod, and the operating rod is arranged on the side portion of the keyboard.

The width of the first groove and the width of the second groove are both larger than the wall thickness of the rotary pipe.

One end of the keyboard line is electrically connected with the keyboard, and the other end of the keyboard line is wound on the outer side of the rotating pipe and then sequentially penetrates through the first threading hole, the gap between the pressing plate and the cam to be electrically connected with the computer host.

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

1. the utility model discloses a pure mechanical structure, simple structure easily uses widely.

2. The utility model discloses utilize clockwork spring to accomodate the keyboard line to the bottom of keyboard, prevent that the keyboard line from taking place the winding and not occuping other spaces of desktop.

3. The utility model discloses a keyboard line can adjust length as required, easily user adjusts the position of keyboard.

4. The utility model discloses apron demountable installation is in the bottom of receiving the wire casing down, can supply the user to dismantle inspection internal arrangement at any time and maintain.

5. The utility model discloses a form the design in first through wires hole by two fixed pulley cooperations, make the keyboard line more smooth and easy at the in-process that removes.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially exploded view of the wire collecting groove, the central shaft, the rotary tube and the lower cover plate of the present invention.

Fig. 3 is a sectional view showing the installation relationship of the wire collecting groove, the central shaft, the rotary pipe and the lower cover plate of the present invention.

Fig. 4 is a schematic structural view of the lower cover plate of the present invention.

Fig. 5 is a schematic diagram of the position relationship between two pulleys of the present invention.

Description of reference numerals:

1-a keyboard; 1-a wire collecting groove; 1-2-central axis;

1-3-lower cover plate; 1-4-rotating tube; 1-5-clockwork spring;

1-6-first groove; 1-7-a first boss; 1-8-second groove;

1-9-keyboard line; 2-1-a pressure strip; 2-a fixed seat;

2-3-cam; 2-4-camshaft; 2-5-spring;

2-6-stay wire; 2-7-operating lever; 2-8-a first threading hole;

3-1-opening; 3-2-fixed pulley; 3-pulley shaft;

3-4-a depression; 3-5-a second threading hole; 3-6-second boss;

3-7, a pressing plate.

Detailed Description

As shown in fig. 1 to 4, the utility model comprises a retractable mechanism and a clamping mechanism for clamping a keyboard line, wherein the retractable mechanism comprises a line receiving groove 1-1, a central shaft 1-2, a lower cover plate 1-3, a rotary tube 1-4 and a clockwork spring 1-5, the line receiving groove 1-1 is arranged at the bottom of the keyboard 1, one end of the central shaft 1-2 is fixedly arranged at the center of the line receiving groove 1-1, a circular first boss 1-7 with the central shaft 1-2 as the center of circle is arranged inside the line receiving groove 1-1, a first groove 1-6 is arranged on the upper periphery of the first boss 1-7, the rotary tube 1-4 is cylindrical, one end of the rotary tube 1-4 is rotatably arranged in the first groove 1-6, the clockwork spring 1-5 is arranged inside the rotating pipe 1-4, one end of the clockwork spring is connected with the middle part of the central shaft 1-2, the other end of the clockwork spring 1-5 is connected with the inner side of the rotating pipe 1-4, the lower cover plate 1-3 is detachably arranged at the bottom of the wire collecting groove 1-1, the lower cover plate 1-3 is provided with a second boss 3-6, the second boss 3-6 and the first boss 1-7 have the same size and the same structure, the circle centers of the second boss 3-6 and the first boss are positioned on the same vertical line, a second groove 1-8 is arranged on the upper part of the second boss 3-6 in a circle, the other end of the central shaft 1-2 is fixedly arranged at the center of the lower cover plate 1-3, the other end of the rotating pipe 1-4 is rotatably arranged in the second groove 1-8.

As shown in figure 1, one end of the keyboard line 1-9 is electrically connected with the keyboard 1, and the other end of the keyboard line 1-9 is wound outside the rotating tube 1-4 and then sequentially passes through the first threading hole 2-8, the gap between the pressing plate 2-1 and the cam 2-3 and then is electrically connected with the computer host.

When the keyboard line 1-9 needs to be extended, the keyboard line 1-9 on the outer portion of the keyboard 1 is pulled, the keyboard line 1-9 pulls the rotary tube 1-4 to rotate in the first groove 1-6 and the second groove 1-8, the keyboard line 1-9 wound on the rotary tube 1-4 is pulled out, meanwhile, the rotation of the rotary tube 1-4 compresses the clockwork spring 1-5, and the clockwork spring 1-5 generates opposite acting force on the rotary tube 1-4 to enable the keyboard line 1-9 to contract.

As shown in fig. 1, the clamping mechanism comprises a pressing plate 2-1, a fixed seat 2-2, a cam 2-3, a cam shaft 2-4, a spring 2-5, a pull wire 2-6 and an operating rod 2-7, the pressing plate 2-1 is fixedly arranged at the bottom of the keyboard 1 far away from the operating side, the fixed seat 2-2 is arranged at one side of the pressing plate 2-1, the cam shaft 2-4 is arranged between the pressing plate 2-1 and the fixed seat 2-2 along the direction perpendicular to the bottom surface of the keyboard 1, the lower end of the cam 2-3 is fixedly connected with the bottom surface of the keyboard 1, the lower part of the cam 2-3 is rotatably connected with the cam shaft 2-4, the upper part of the cam 2-3 is arranged at one side close to the pressing plate 2-1 and is matched with the pressing plate 2-1 to clamp the keyboard, the spring 2-5 is arranged between the cam 2-3 and the fixed seat 2-2 along the horizontal direction, one end of the spring is connected with the cam 2-3, the other end of the spring 2-5 is connected with the fixed seat 2-2, a second threading hole 3-5 for a pull wire 2-6 to pass through is formed in the upper portion of the fixed seat 2-2 along the horizontal direction, one end of the pull wire 2-6 is connected with the upper portion of the cam 2-3, the other end of the pull wire 2-6 passes through the second threading hole 3-5 and then is connected with the operating rod 2-7, and the operating rod 2-7 is arranged on the side portion of the keyboard 1.

Under the action of the spring 2-5, the upper part of the cam 2-3 turns to one side close to the pressing plate 2-1, the keyboard wire 1-9 is clamped between the cam 2-3 and the pressing plate 2-1, so that the keyboard wire 1-9 cannot move, when the keyboard wire 1-9 needs to be adjusted, a user pulls the operating rod 2-7 outwards to link the pull wire 2-6 and compress the spring 2-5, the upper part of the cam 2-3 can move in the direction far away from the pressing plate 2-1, and the keyboard wire 1-9 can move relatively.

As shown in fig. 1, 2 and 5, an opening 3-1 is arranged on the operation side of the wire collecting groove 1-1 far away from the keyboard 1, two pulley shafts 3-3 and two fixed pulleys 3-2 with the same size and structure are arranged on the opening 3-1, the two pulley shafts 3-3 are respectively and symmetrically arranged on two sides of the opening 3-1 along the direction perpendicular to the bottom surface of the keyboard 1, the two fixed pulleys 3-2 are respectively and rotatably arranged on the two pulley shafts 3-3, a concave part 3-4 is arranged in the middle of the fixed pulley 3-2 along the circumferential direction, and the concave parts 3-4 on the two fixed pulleys 3-2 together form a first wire passing hole 2-8 for the keyboard wire 1-9 to pass through. This allows the keyboard lines 1-9 to be more smoothly retracted.

The utility model discloses the theory of operation does: when the keyboard line 1-9 needs to be extended, a user pulls the operating rod 2-7 outwards with one hand and pulls the keyboard line 1-9 contracted in the contraction groove 1-1 out with the other hand supporting the keyboard 1, and then the keyboard line 1-9 generates a force opposite to the pulling direction under the action of the clockwork spring 1-5, so that the operating rod 2-7 is loosened, the keyboard line 1-9 is pressed, and the keyboard line 1-9 cannot move.

When the keyboard lines 1-9 need to be contracted, a user pulls the operating rod 2-7 outwards with one hand and holds the keyboard 1 with the other hand to adjust the position, the redundant keyboard lines 1-9 are contracted into the retracting grooves 1-1 under the action of the compressed clockwork spring 1-5, then the operating rod 2-7 is loosened, and the keyboard lines 1-9 are compressed.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform that the above embodiment was done the utility model discloses technical scheme's within the scope of protection.

Claims

1. The utility model provides a telescoping device is accomodate to keyboard line which characterized in that: the keyboard wire winding mechanism comprises a winding slot (1-1), a central shaft (1-2), a lower cover plate (1-3), a rotary pipe (1-4) and a clockwork spring (1-5), wherein the winding slot (1-1) is arranged at the bottom of the keyboard (1), one end of the central shaft (1-2) is fixedly arranged at the center of the winding slot (1-1), a circular first boss (1-7) taking the central shaft (1-2) as the center of a circle is arranged in the winding slot (1-1), a first groove (1-6) is formed in the periphery of the upper portion of the first boss (1-7), the rotary pipe (1-4) is cylindrical, one end of the rotary pipe (1-4) is rotatably arranged in the first groove (1-6), the spring (1-5) is arranged inside the rotating pipe (1-4), one end of the spring is connected with the middle part of the central shaft (1-2), the other end of the spring (1-5) is connected with the inner side of the rotating pipe (1-4), the lower cover plate (1-3) is detachably arranged at the bottom of the wire collecting groove (1-1), a second boss (3-6) is arranged on the lower cover plate (1-3), the second boss (3-6) and the first boss (1-7) are equal in size and same in structure, the circle centers of the second boss and the first boss are positioned on the same vertical line, a second groove (1-8) is arranged on the periphery of the upper part of the second boss (3-6), and the other end of the central shaft (1-2) is fixedly arranged at the center of the lower cover plate (1-3), the other end of the rotating pipe (1-4) is rotatably arranged in the second groove (1-8).

2. The keyboard cord storage retractor according to claim 1, wherein: an opening (3-1) is arranged on the operation side of the wire collecting groove (1-1) far away from the keyboard (1), two pulley shafts (3-3) and two fixed pulleys (3-2) with the same size and the same structure are arranged at the opening (3-1), the two pulley shafts (3-3) are respectively and symmetrically arranged at the two sides of the opening (3-1) along the direction vertical to the bottom surface of the keyboard (1), the two fixed pulleys (3-2) are respectively and rotatably arranged on the two pulley shafts (3-3), the middle part of the fixed pulley (3-2) is provided with a sunken part (3-4) along the circumferential direction, and the sunken parts (3-4) on the two fixed pulleys (3-2) jointly form a first threading hole (2-8) for a keyboard thread (1-9) to penetrate through.

3. The keyboard cord storage retractor according to claim 2, wherein: the clamping mechanism comprises a pressing plate (2-1), a fixing seat (2-2), a cam (2-3), a cam shaft (2-4), a spring (2-5), a pull wire (2-6) and an operating rod (2-7), wherein the pressing plate (2-1) is fixedly installed at the position, far away from an operating side, of the bottom of the keyboard (1), the fixing seat (2-2) is arranged at one side of the pressing plate (2-1), the cam shaft (2-4) is arranged between the pressing plate (2-1) and the fixing seat (2-2) along the direction perpendicular to the bottom of the keyboard (1), the lower end of the cam shaft is fixedly connected with the bottom of the keyboard (1), the lower portion of the cam (2-3) is rotatably connected with the cam shaft (2-4), the upper portion of the cam (2-3) is arranged at one side close to the pressing plate (2-1) and is matched with the pressing plate (2-1) to clamp a The keyboard comprises a wire coiling (1-9), a spring (2-5) is arranged between a cam (2-3) and a fixed seat (2-2) along the horizontal direction, one end of the spring is connected with the cam (2-3), the other end of the spring (2-5) is connected with the fixed seat (2-2), a second wire threading hole (3-5) for a wire drawing (2-6) to pass through is formed in the upper portion of the fixed seat (2-2) along the horizontal direction, one end of the wire drawing (2-6) is connected with the upper portion of the cam (2-3), the other end of the wire drawing (2-6) passes through the second wire threading hole (3-5) and then is connected with an operating rod (2-7), and the operating rod (2-7) is arranged on the side portion of the keyboard (1).

4. A keyboard cord storage retractor according to claim 1 or 2, wherein: the widths of the first grooves (1-6) and the second grooves (1-8) are larger than the wall thickness of the rotating pipes (1-4).

5. A keyboard cord storage retractor according to claim 3, wherein: one end of the keyboard line (1-9) is electrically connected with the keyboard (1), and the other end of the keyboard line (1-9) is wound on the outer side of the rotating pipe (1-4) and then sequentially passes through the first threading hole (2-8), the pressing plate (2-1) and the gap between the cams (2-3) and then is electrically connected with the computer host.