CN201887287U

CN201887287U - Wire retraction device

Info

Publication number: CN201887287U
Application number: CN2010206965354U
Authority: CN
Inventors: 覃锐
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-28
Filing date: 2010-12-28
Publication date: 2011-06-29
Anticipated expiration: 2020-12-28

Abstract

The utility model relates to the technical field of wire collection devices, and particularly relates to a wire retraction device. The wire retraction device comprises a cavity consisting of a front cover and a bottom cover which are fastened together, wherein an inner barrel upper cover, an inner barrel lower cover, a shaft sleeve, a copper washer, a carbon brush, a spring plate, a lower middle shaft, a gear, a latch and an upper middle shaft are arranged in the internal space of the cavity; the lower middle shaft is fixed on the inner barrel lower cover in a penetrating manner, the gear is positioned below the inner barrel lower cover and fixedly connected with the lower middle shaft, and the latch and the gear prop against each other to limit position; the spring plate with one end fixedly connected with the inner barrel upper cover is sleeved on the lower middle shaft; the upper middle shaft penetrates the inner barrel upper cover, the upper middle shaft is fixedly connected with the front cover and the lower middle shaft, the shaft sleeve and the copper washer are sleeved on the upper middle shaft, and the copper washer corresponds to the carbon brush; the copper washer is in electric connection with an external power supply; and the carbon brush is in electric connection with an external charging wire. As the charging wire can be rotationally wound on the inner barrel upper cover, the charging wire can spin and retract, so as to avoid potential safety hazards caused by excessive exposure of the charging wire.

Description

A kind of time line of force device

Technical field

The utility model relates to a kind of electric wire gathering-device technical field, refers in particular to line of force device a kind of time.

Background technology

Out of doors, need concentrated charging device, for the masses of emergency provide interim charge power supply, at present, domestic patent documentation about this type of is few.

For example the patent No. is " 03244712.4 ", name is called in the patent documentation of " mobile phone returns line of force device " and discloses line of force device a kind of time, comprise the main control unit that is installed on the cabinet, charging shows and control unit, interface unit, coin-freed arrangement, regulated power supply and keyboard, described main control unit shows with charging by interface unit and control unit is connected, receive the coin-in signal input of coin-freed arrangement and the power supply input of regulated power supply, charging shows and control unit comprises data latches, digital display unit, the charging enable switch, the charging current driver module, charging plug and the keyboard array module that is connected with described keyboard, described keyboard array module is sent to described main control unit by interface circuit with the position code of importing, described data latches receives the address signal of main control unit output, charging shows signal and charging control signal, and export shows signal to digital display unit, export control signal to the charging current driver module by the charging enable switch simultaneously, described charging current driver module receives another power output end of described regulated power supply through interface unit, its output is connected to charging plug, and described charging plug is to be the supporting a plurality of different plug of different model mobile phone.

The aforementioned patent document is disclosed to be a kind of time line of force device that is used for cell-phone charging, adopt the coin-feed structure, this time line of force device can satisfy general cell-phone charging, as disclosed time line of force device of the document, the line of force device that returns that uses in the life at present all has same defective, exposes back the length of the charging wire of line of force device and fixes, and this part charging wire can not retract to back in the line of force device, very dangerous, and use and go up inconvenience.

Therefore, based on the above-mentioned defective that has back line of force device now, need improve existing time line of force device.

The utility model content

The purpose of this utility model is to provide line of force device a kind of time at the deficiencies in the prior art, this time line of force device solves the length of the charging wire that returns line of force device that uses in the present life constant, and this charging wire technical problem that can not bounce back.

For achieving the above object, the utility model is achieved through the following technical solutions:

A kind of time line of force device comprises by cover, bottom fastening the cavity that forms, and the inside cavity space includes inner core loam cake, inner core lower cover, axle sleeve, copper meson, carbon brush, shell fragment, following axis, gear, deduction, goes up axis; Following axis wears and is fixed in the inner core lower cover, and gear is positioned at the below of inner core lower cover and fixedlys connected with following axis, and deduction and gear are conflicted spacing; Shell fragment is sheathed on down axis, and the fixedly connected inner core loam cake of an end of shell fragment; Last axis wears the inner core loam cake, and last axis is fixedlyed connected with cover, following axis, and last bottom bracket axle is provided with axle sleeve, copper meson, the corresponding carbon brush of copper meson; The copper meson is electrically connected with external power source; Carbon brush is electrically connected with the external charging line.

Tops has outer flange on the described inner core, and the lateral wall of inner core loam cake is for twining the winding space of charging wire.

Described carbon brush is fastened by carbon brush loam cake, carbon brush lower cover.

Cover under the described inner core the fixedly electric wire gland of charging wire is installed.

The beneficial effects of the utility model are: because charging wire can rotate to be wound on the inner core and cover, so can realize the effect of charging wire rotary extension, thereby can avoid charging wire too to expose and bring potential safety hazard, make things convenient for the people simultaneously to use, can be applicable to charging station and other occasions.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Element and Reference numeral:

Outer flange 10 twines space 11, cover 12, bottom 13, inner core loam cake 14, inner core lower cover 15, axle sleeve 16, copper meson 17, carbon brush loam cake 18, carbon brush 19, carbon brush lower cover 20, electric wire gland 21, shell fragment 22, following axis 23, gear 24, deduction 25, last axis 26.

Embodiment

Below in conjunction with accompanying drawing the utility model is further described.

See Fig. 1, a kind of time line of force device of the utility model comprises the cavity that is formed by cover 12, bottom 13 fastenings, and the inside cavity space includes inner core loam cake 14, inner core lower cover 15, axle sleeve 16, copper meson 17, carbon brush 19, shell fragment 22, following axis 23, gear 24, deduction 25, goes up axis 26; Following axis 23 wears and is fixed in inner core lower cover 15, and gear 24 is positioned at the below of inner core lower cover 15 and fixedlys connected with following axis 23, and deduction 25 is conflicted spacing with gear 24; Shell fragment 22 is sheathed on down axis 23, and the fixedly connected inner core loam cake 14 of an end of shell fragment 22; Last axis 26 wears inner core loam cake 14 and fixedly sleeved axis 23 down, and last axis 26 is fixedlyed connected with cover 12, following axis 23, and last axis 26 is arranged with axle sleeve 16, copper meson 17, copper meson 17 corresponding carbon brush 19; Copper meson 17 is electrically connected with external power source; Carbon brush 19 is electrically connected with the external charging line.

Described inner core loam cake 14 tops have ringwise outer flange 10, and the lateral wall of inner core loam cake 14 is for twining the winding space 11 of charging wire, and integral body was " worker " font when inner core loam cake 14 made up with inner core lower cover 15.

Described carbon brush 19 is fastened by carbon brush loam cake 18, carbon brush lower cover 20.

The utility model in use, when the user spurs charging wire, 14 rotations of charging wire pulling inner core loam cake, shell fragment 22 produces deformation, gear 24 rotations are also stirred deduction 25, owing to the structure that is provided with of aforementioned carbon brush 19, can guarantee the not interrupt delivery of electric power, charging wire is drawn to appropriate length, the cancellation active force, this moment deduction 25 contact gears 24, gear 24 can not reverse rotation and be positioned, and can electronic product be charged;

When the user did not need to charge, the pulling charging wire was also cancelled active force, and shell fragment 22 no longer is subjected to the external force effect and restores to the original state, and inner core loam cake 14 is driven reverse rotation, and charging wire is twined, and the charging wire withdrawal is wound on the inner core loam cake 14.

The fixedly electric wire gland 21 of charging wire is installed on the described inner core lower cover 15.

The utility model not only can be applicable to can also be applicable to other occasions in the charging station device.

The utility model can be avoided charging wire too to expose and bring potential safety hazard, and makes things convenient for the people to use.

Certainly, the embodiment of the above, it is preferred embodiments of the present utility model, and unrestricted the utility model practical range, so all equivalences of doing according to the described structure of the utility model claim, feature and principle change or modify, and all should be included in the utility model claim.

Claims

1. one kind is returned line of force device, it is characterized in that: comprise by cover (12), bottom (13) fastening the cavity that forms that the inside cavity space includes inner core loam cake (14), inner core lower cover (15), axle sleeve (16), copper meson (17), carbon brush (19), shell fragment (22), following axis (23), gear (24), deduction (25), goes up axis (26); Following axis (23) wears and is fixed in inner core lower cover (15), and gear (24) is positioned at the below of inner core lower cover (15) and fixedlys connected with following axis (23), and deduction (25) is conflicted spacing with gear (24); Shell fragment (22) is sheathed on down axis (23), and the fixedly connected inner core loam cake of an end of shell fragment (22) (14); Last axis (26) wears inner core loam cake (14), and last axis (26) is fixedlyed connected with cover (12), following axis (23), and last axis (26) is arranged with axle sleeve (16), copper meson (17), the corresponding carbon brush of copper meson (17) (19); Copper meson (17) is electrically connected with external power source; Carbon brush (19) is electrically connected with the external charging line.

2. a kind of time line of force device according to claim 1 is characterized in that: described inner core loam cake (14) top has outer flange (10), and the lateral wall of inner core loam cake (14) is for twining the winding space (11) of charging wire.

3. a kind of time line of force device according to claim 2 is characterized in that: described carbon brush (19) is fastened by carbon brush loam cake (18), carbon brush lower cover (20).

4. a kind of time line of force device according to claim 2 is characterized in that: the fixedly electric wire gland (21) of charging wire is installed on the described inner core lower cover (15).