CN219469338U - Wire drawing box - Google Patents
Wire drawing box Download PDFInfo
- Publication number
- CN219469338U CN219469338U CN202320492898.3U CN202320492898U CN219469338U CN 219469338 U CN219469338 U CN 219469338U CN 202320492898 U CN202320492898 U CN 202320492898U CN 219469338 U CN219469338 U CN 219469338U
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- wire
- bearing
- wire spool
- box body
- pull
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- 238000005491 wire drawing Methods 0.000 title description 7
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims abstract description 3
- 238000004804 winding Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
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- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
The present utility model relates to a conductive connection device. The purpose is to provide a pull-out box, this pull-out box should have small, with low costs, long service life's characteristics. The technical proposal is as follows: a wire pulling box comprises a box body, a wire spool rotatably positioned in the box body, a wire wound on the wire spool and one end of which extends out of the box body, and a coil spring driving the wire spool to rotate so as to wind the wire; the method is characterized in that: the wire spool is rotatably positioned in the box body through a bearing, and the wire is electrically connected with an interface of the box body through the bearing; the bearing is made of conductive materials.
Description
Technical Field
The utility model relates to a conductive connecting device, in particular to a pull-wire box.
Background
The wire box is a winding and unwinding device for charged wires, a wire spool in the device can release the wires and also can automatically retract the wires, and the wires are connected with external electronic equipment to realize the functions of power supply, data transmission, anti-theft monitoring and the like.
The existing wire drawing box (such as a wire winding box of CN 204858180U) mainly uses an electric slip ring or a PCB shrapnel to transmit current between the box body and the rotating wire winding disk because wires are wound on the wire winding disk, the electric slip ring has the defects of large volume and high price, the product cost is difficult to reduce, the PCB shrapnel has the defect of easy damage, the service life of the product is difficult to prolong, and the wire drawing box needs to be further improved.
Disclosure of Invention
The utility model aims to overcome the defects in the background technology and provide a wire drawing box which has the characteristics of small volume, low cost and long service life.
The technical scheme of the utility model is as follows:
a wire pulling box comprises a box body, a wire spool rotatably positioned in the box body, a wire wound on the wire spool and one end of which extends out of the box body, and a coil spring driving the wire spool to rotate so as to wind the wire; the method is characterized in that: the wire spool is rotatably positioned in the box body through a bearing, and the wire is electrically connected with an interface of the box body through the bearing; the bearing is made of conductive materials.
The bearing comprises an upper bearing and a lower bearing; the wire spool is rotatably positioned in the box body through an upper bearing and a lower bearing; the two core wires of the lead are respectively and electrically connected with the interface through the upper bearing and the lower bearing.
The box body comprises a top cover and a bottom cover; the wire spool is rotatably positioned on the top cover through an upper bearing, and the wire spool is rotatably positioned on the bottom cover through a lower bearing; the outer ring of the upper bearing is fixed with the top cover, and the inner ring of the upper bearing is fixed with the wire spool; the inner ring of the lower bearing is fixed with the bottom cover, and the outer ring is fixed with the wire spool.
The two core wires of the lead are respectively and electrically connected with the inner ring of the upper bearing and the outer ring of the lower bearing, and the interface is respectively and electrically connected with the outer ring of the upper bearing and the inner ring of the lower bearing.
An upper conductive moving plate and a lower conductive moving plate are arranged on the wire reel, and an upper conductive stator and a lower conductive stator are arranged on the inner wall of the box body; the two core wires of the lead are respectively and electrically connected with the inner ring of the upper bearing and the outer ring of the lower bearing through the upper conductive moving plate and the lower conductive moving plate, and the interface is respectively and electrically connected with the outer ring of the upper bearing and the inner ring of the lower bearing through the upper conductive stator and the lower conductive stator.
One end of the upper conductive stator and one end of the lower conductive stator extend out of the box body to form the interface; and a limiting ball is arranged at the outer end of the wire.
The outer circumferential surface of the wire spool is provided with a wiring groove for winding wires; a counter bore for placing a coil spring is formed in the middle of the wire spool; and a notch for communicating the wiring groove with the counter bore is formed in the wire spool.
A wire spool cover is arranged on the wire spool; the tray cover is provided with a wire passing hole, a limiting frame and a limiting groove positioned below the limiting frame.
The inner end of the wire sequentially passes through the notch, the wire passing groove and the limiting frame and then is electrically connected with the upper conductive moving plate and the lower conductive moving plate.
The beneficial effects of the utility model are as follows:
the utility model replaces the traditional electric slip ring or the PCB shrapnel by the bearing for conducting electricity, has the characteristics of small volume, low price and long service life, effectively reduces the volume of the pull-wire box, reduces the price of products, prolongs the service life, is very suitable for power supply, data transmission and anti-theft monitoring of electronic equipment, and is very worth popularizing and applying.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic diagram of the front view structure of the present utility model.
Fig. 3 is a schematic top view of the present utility model.
FIG. 4 is a schematic view of the cross-sectional structure in the direction A-A in FIG. 2.
Fig. 5 is an exploded view of the present utility model.
Fig. 6 is a schematic view of the bottom cover of the present utility model.
Fig. 7 is a schematic view of the top cover of the present utility model.
Fig. 8 is a schematic diagram of connection relation among a wire reel, a wire and a bearing according to the present utility model.
FIG. 9 is a second schematic diagram of the connection relationship between the wire spool, the wire and the bearing according to the present utility model.
Fig. 10 is a schematic view of the tray cover of the present utility model.
Fig. 11 is one of schematic views of the spool of the present utility model.
FIG. 12 is a second schematic view of the spool of the present utility model.
Fig. 13 is a schematic view of an upper conductive stator of the present utility model.
Fig. 14 is a schematic view of an upper conductive runner of the present utility model.
Fig. 15 is a schematic view of a lower conductive stator of the present utility model.
Fig. 16 is a schematic view of a lower conductive runner of the present utility model.
Reference numerals: wire reel 1, wiring groove 1.1, counter bore 1.2, notch 1.3, lower hole 1.4, mounting hole 1.5, wire 2, coil spring 3, upper bearing 4.1, lower bearing 4.2, top cap 5.1, bottom cap 5.2, mount pad 5.3, wire outlet 5.4, top cap side hole 5.5, mounting post 5.6, bottom cap side hole 5.7, upper conductive moving plate 6.1, lower conductive moving plate 6.2, upper conductive moving plate 7.1, lower conductive moving plate 7.2, limit ball 8, disk cover 9, wire passing hole 9.1, limit frame 9.2, limit groove 9.3, upper hole 9.4, connecting post 9.5, interface 10.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, a wire box comprises a box body, a wire spool 1, wires 2 and a coil spring 3.
The side of the box body is provided with an interface 10, the wire spool is rotatably positioned in the box body through a bearing, one end of the wire is wound on the wire spool, the other end of the wire extends out of the box body, and the coil spring is used for driving the wire spool to rotate so that the wire is retracted into the box body. The bearing is made of conductive materials (such as metal), and the lead is electrically connected with an interface of the box body through the bearing and used for power supply, data transmission, anti-theft monitoring and the like.
The box comprises a top cover 5.1 and a bottom cover 5.2 which are fixed by fasteners. The bearings comprise an upper bearing 4.1 and a lower bearing 4.2. The wire spool is rotatably positioned on the top cover through an upper bearing, an outer ring of the upper bearing is fixed with the top cover, and an inner ring of the upper bearing is fixed with the wire spool. The wire spool is rotatably positioned on the bottom cover through a lower bearing, an inner ring of the lower bearing is fixed with the bottom cover, and an outer ring of the lower bearing is fixed with the wire spool.
The wire is a two-core enameled wire, and the two core wires inside the wire are respectively and electrically connected with the interface of the box body through the upper bearing and the lower bearing. The interface has two contacts. One of the core wires of the lead wire is electrically connected with one of the contacts of the interface through the inner ring of the upper bearing and the outer ring of the upper bearing in sequence, and the inner ring and the outer ring of the upper bearing are communicated through the middle rolling piece. The other core wire of the wire is electrically connected with the other contact of the interface through the outer ring of the lower bearing and the inner ring of the lower bearing in sequence, and the inner ring of the lower bearing is communicated with the outer ring through the middle rolling piece. The bearing is available in the prior art and is available for outsourcing.
The outer circumferential surface of the wire spool is provided with a wiring groove 1.1 for winding wires, the middle part of the wire spool is provided with a counter bore 1.2 for placing a coil spring, and the wiring groove is communicated with the counter bore through a notch 1.3. The top of the wire spool is also provided with a spool cover 9. The tray cover is provided with a wire passing hole 9.1, a limiting frame 9.2 and a limiting groove 9.3 (the limiting frame spans the limiting groove) below the limiting frame. The spool cover encapsulates the coil spring in the spool.
An upper conductive moving plate 6.1, a lower conductive moving plate 6.2, an upper conductive stator 7.1 and a lower conductive stator 7.2 are arranged in the box body. The upper conductive moving plate and the lower conductive moving plate are fixed on the wire spool. The upper conductive stator 7.1 and the lower conductive stator are fixed on the inner wall of the box body.
The top cover is internally provided with a mounting seat 5.3, the outer ring of the upper bearing is fixed with the mounting seat, the upper conductive stator is fixed on the inner wall of the top cover, one end of the upper conductive stator is fixed with the outer circumferential surface of the outer ring of the upper bearing, and the other end of the upper conductive stator extends outwards through a side hole 5.5 of the top cover to form one contact of the connector.
The bottom cover is internally provided with a mounting column 5.6, the inner ring of the lower bearing is fixed with the mounting column, the lower conductive stator is fixed on the inner wall of the bottom cover, one end of the lower conductive stator is fixed with the inner circumferential surface of the inner ring of the lower bearing (the end is provided with a plurality of claw pieces which are fixed with the inner ring), and the other end of the lower conductive stator extends outwards through the side hole 5.7 of the bottom cover to form the other contact of the interface. The mounting post of bottom upwards stretches into the counter bore, and the one end and the mounting post of wind spring are fixed, and the other end and the wire reel of wind spring are fixed.
The upper conductive moving plate is fixed on the top surface of the tray cover. The lower conductive moving plate is fixed on the bottom surface of the wire spool. The disc cover is provided with a connecting column 9.5, the connecting column is fixed with the inner ring of the upper bearing, one end of the upper conductive moving sheet is fixed with the inner circumferential surface of the inner ring of the upper bearing (the end is provided with a plurality of claw sheets which are fixed with the inner ring), and the other end of the upper conductive moving sheet extends along the outer diameter direction of the disc cover.
The bottom surface of wire reel is equipped with the mounting hole 1.5 of lower bearing, and the outer lane of lower bearing is fixed in the mounting hole, and the one end of lower conductive moving plate is fixed with the outer periphery of the outer lane of lower bearing, and the other end extends to the disk cover top through the lower hole 1.4 of wire reel and the upper hole 9.4 of disk cover.
The inner ends of the wires are wound in the wiring grooves and extend into the counter bores through the gaps, then pass through the wire passing holes from bottom to top, then pass through the limiting frame and the limiting grooves to be fixed with the wire spool and the spool cover, and finally the two core wires of the wires are respectively fixed with the upper conductive moving plate and the lower conductive moving plate. The wire passes through the wire passing hole to form 90-degree bending, and the wire is clamped into the limiting groove by the limiting frame, so that the wire can be conveniently inserted, and the wire can be prevented from being broken due to excessive pulling.
The outer end of the wire extends outwards through the wire outlet hole 5.4 of the top cover, and the outer end of the wire is provided with a limiting ball 8.
The outer end of the wire drawing box is used for installing a connector, the wire drawing box is connected with front-end electronic equipment through the connector, and the connector is connected with a server or a control end at the rear end and used for achieving the functions of small-load power supply, data transmission, anti-theft monitoring and the like. The pull box adopts the bearing to replace the traditional electric slip ring and the traditional PCB shrapnel, thereby reducing the cost, the volume and the service life.
Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Claims (9)
1. A wire pulling box comprises a box body, a wire spool (1) rotatably positioned in the box body, a wire (2) wound on the wire spool and one end of which extends out of the box body, and a coil spring (3) driving the wire spool to rotate so as to wind the wire; the method is characterized in that: the wire spool is rotatably positioned in the box body through a bearing, and the wire is electrically connected with an interface (10) of the box body through the bearing; the bearing is made of conductive materials.
2. The pull-out box according to claim 1, wherein: the bearing comprises an upper bearing (4.1) and a lower bearing (4.2); the wire spool is rotatably positioned in the box body through an upper bearing and a lower bearing; the two core wires of the lead are respectively and electrically connected with the interface through the upper bearing and the lower bearing.
3. The pull-out box according to claim 2, characterized in that: the box body comprises a top cover (5.1) and a bottom cover (5.2); the wire spool is rotatably positioned on the top cover through an upper bearing, and the wire spool is rotatably positioned on the bottom cover through a lower bearing; the outer ring of the upper bearing is fixed with the top cover, and the inner ring of the upper bearing is fixed with the wire spool; the inner ring of the lower bearing is fixed with the bottom cover, and the outer ring is fixed with the wire spool.
4. A pull-box according to claim 3, characterized in that: the two core wires of the lead are respectively and electrically connected with the inner ring of the upper bearing and the outer ring of the lower bearing, and the interface is respectively and electrically connected with the outer ring of the upper bearing and the inner ring of the lower bearing.
5. The pull-out box according to claim 4, wherein: an upper conductive moving plate (6.1) and a lower conductive moving plate (6.2) are arranged on the wire reel, and an upper conductive stator (7.1) and a lower conductive stator (7.2) are arranged on the inner wall of the box body; the two core wires of the lead are respectively and electrically connected with the inner ring of the upper bearing and the outer ring of the lower bearing through the upper conductive moving plate and the lower conductive moving plate, and the interface is respectively and electrically connected with the outer ring of the upper bearing and the inner ring of the lower bearing through the upper conductive stator and the lower conductive stator.
6. The pull-out box according to claim 5, wherein: one end of the upper conductive stator and one end of the lower conductive stator extend out of the box body to form the interface; and a limiting ball (8) is arranged at the outer end of the lead.
7. The pull-out box according to claim 6, wherein: the outer circumferential surface of the wire spool is provided with a wiring groove (1.1) for winding wires; a counter bore (1.2) for placing a coil spring is formed in the middle of the wire spool; and a notch (1.3) for communicating the wiring groove with the counter bore is formed in the wire spool.
8. The pull-box of claim 7, wherein: a wire spool cover (9) is arranged on the wire spool; the tray cover is provided with a wire passing hole (9.1), a limiting frame (9.2) and a limiting groove (9.3) positioned below the limiting frame.
9. The pull-box of claim 8, wherein: the inner end of the wire sequentially passes through the notch, the wire passing groove and the limiting frame and then is electrically connected with the upper conductive moving plate and the lower conductive moving plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320492898.3U CN219469338U (en) | 2023-03-10 | 2023-03-10 | Wire drawing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320492898.3U CN219469338U (en) | 2023-03-10 | 2023-03-10 | Wire drawing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219469338U true CN219469338U (en) | 2023-08-04 |
Family
ID=87458702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320492898.3U Active CN219469338U (en) | 2023-03-10 | 2023-03-10 | Wire drawing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219469338U (en) |
-
2023
- 2023-03-10 CN CN202320492898.3U patent/CN219469338U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |