CN217296784U

CN217296784U - Novel concertina type self-lubricating power cord structure

Info

Publication number: CN217296784U
Application number: CN202220276255.0U
Authority: CN
Inventors: 李良; 李秀宇; 潘鹏飞; 郭德庆; 樊恩军
Original assignee: Qingdao Haojiang Electronic Technology Co ltd
Current assignee: Qingdao Haojiang Electronic Technology Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-08-26
Anticipated expiration: 2032-02-11

Abstract

The utility model relates to a power cord technical field specifically is a novel concertina type self-lubricating power cord structure, include: the winding box is internally provided with a central shaft, the outer side of the central shaft is sleeved with a volute spring, and one end of the volute spring is connected to the surface of the central shaft; the connecting traction sheet is arranged at the other end of the volute spring, a corrugated sleeve and a power line are arranged on the surface of the connecting traction sheet, a lantern ring is sleeved on the outer side of the lantern ring, and a limiting snap ring is sleeved on the outer side of the lantern ring and fixed on the inner wall of the coiling box; the positioning strip is arranged on the inner wall of the winding box, and a pin rod is arranged on the inner wall of the winding box; the beneficial effects are that: utility provides a novel concertina type self-lubricating power cord structure establishes at the outside cover of power cord and connects the pull plate, connects the pull plate and be flexible bellows, so the power cord is little with the frictional resistance of rolling up the box when being pulled, and the power cord takes out length and confirms the back, and crowded handle cooperation location strip that pushes away constitutes card line structure, avoids the power cord to move back.

Description

Novel telescopic self-lubricating power line structure

Technical Field

The utility model relates to a power cord technical field specifically is a novel concertina type self-lubricating power cord structure.

Background

The power line is a wire that transmits current. The usual way of current transfer is point-to-point transfer.

In the prior art, a volute spring winding box is adopted to wind and store a power line.

However, the conventional spiral spring-winding case has a large power cord drawing resistance, and the drawn power cord is easily rebounded.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel concertina type self-lubricating power cord structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel concertina type self-lubricating power cord structure, novel concertina type self-lubricating power cord structure includes:

the winding box is internally provided with a central shaft, the outer side of the central shaft is sleeved with a volute spring, and one end of the volute spring is connected to the surface of the central shaft;

the connecting traction sheet is arranged at the other end of the volute spring, a corrugated sleeve and a power line are arranged on the surface of the connecting traction sheet, a lantern ring is sleeved on the outer side of the lantern ring, and a limiting snap ring is sleeved on the outer side of the lantern ring and fixed on the inner wall of the winding box; and

the inner wall of the coiling box is provided with a pin rod, the outer side of the pin rod is sleeved with a rotating ring, and the surface of the rotating ring is provided with a stirring handle and an extrusion handle.

Preferably, the inner wall of the coiling box is provided with a plurality of limiting strips, the limiting strips are of arc-shaped plate structures, the inner diameters of the limiting strips are different, and the limiting strips limit the connection of the traction sheet and the volute spring.

Preferably, the corrugated sleeve is sleeved on the outer side of the power line, and one end of the power line penetrates through the winding box and then is connected with the plug.

Preferably, the limiting snap ring is of an annular structure with a concave-shaped section, and the lantern ring is clamped in the limiting snap ring to limit one end of the traction sheet.

Preferably, the poking handle is of an L-shaped plate structure, the surface of the poking handle is provided with a propping elastic sheet, one end of the propping elastic sheet is fixed on the surface of the limiting groove, and the limiting groove is formed in the surface of the coiling box.

Preferably, the positioning strip is of an L-shaped plate structure, the positioning strip and the pushing handle are symmetrically distributed about the power line, the pushing handle is of a T-shaped plate structure, and one plate body of the pushing handle is of an L-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that:

utility provides a novel concertina type self-lubricating power cord structure establishes at the outside cover of power cord and connects the pull plate, connects the pull plate and be flexible bellows, so the power cord is little with the frictional resistance of rolling up the box when being pulled, and the power cord takes out length and confirms the back, and crowded handle cooperation location strip that pushes away constitutes card line structure, avoids the power cord to move back.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic view of the connection structure of the limiting strip and the connecting traction sheet of the present invention.

In the figure: the winding box comprises a winding box 1, a central shaft 2, a volute spring 3, a limiting strip 4, a connecting traction sheet 5, a corrugated sleeve 6, a power line 7, a lantern ring 8, a limiting snap ring 9, a plug 10, a positioning strip 11, a pin rod 12, a rotating ring 13, a stirring handle 14, a limiting groove 15, a jacking elastic sheet 16 and an extruding and pushing handle 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a novel concertina type self-lubricating power cord structure, novel concertina type self-lubricating power cord structure includes: the winding box comprises a winding box 1, a central shaft 2 is arranged in the winding box 1, a volute spring 3 is sleeved on the outer side of the central shaft 2, one end of the volute spring 3 is connected to the surface of the central shaft 2, a plurality of limiting strips 4 are arranged on the inner wall of the winding box 1, the limiting strips 4 are of circular arc plate-shaped structures, the inner diameters of the limiting strips 4 are different, and the limiting strips 4 limit the connection of a traction sheet 5 and the volute spring 3;

the connecting traction sheet 5 is arranged at the other end of the volute spring 3, a corrugated sleeve 6 and a power line 7 are arranged on the surface of the connecting traction sheet 5, the corrugated sleeve 6 is sleeved on the outer side of the power line 7, one end of the power line 7 penetrates through the coiling box 1 and then is connected with a plug 10, a lantern ring 8 is sleeved on the outer side of the lantern ring 8, a limiting snap ring 9 is sleeved on the outer side of the lantern ring 8, and the limiting snap ring 9 is fixed on the inner wall of the coiling box 1; the limiting snap ring 9 is of an annular structure with a concave-shaped section, and the lantern ring 8 is clamped in the limiting snap ring 9 to limit one end connected with the traction sheet 5;

location strip 11, locate the inner wall of rolling box 1, the inner wall of rolling box 1 is provided with pin rod 12, the outside cover of pin rod 12 is equipped with swivel becket 13, swivel becket 13's surface is provided with stirs handle 14 and crowded handle 17 that pushes away, stir handle 14 and be "L" shaped plate structure, stir handle 14's surface and be provided with the top and hold shell fragment 16, the one end of holding shell fragment 16 on the top is fixed on the surface of spacing groove 15, spacing groove 15 is seted up on the surface of rolling box 1, location strip 11 is "L" shaped plate structure, location strip 11 with crowded handle 17 that pushes away is about power cord 7 symmetric distribution, crowded handle 17 that pushes away is "T" font shaped plate structure, and one of them plate body of crowded handle 17 that pushes away is "L" shaped structure.

The working principle is as follows: in practical use, referring to fig. 1, the toggle handle 14 is pushed to squeeze the ejection spring 16, at this time, the push handle 17 no longer clamps the power line 7, the pulling sleeve ring 8 drives the power line 7 to move outwards, in this process, the other end of the power line 7 is pulled to connect the traction sheet 5 to drive the spiral spring 3 to tighten up, and one end of the corrugated sleeve 6 is limited at the position of the limit snap ring 9 by the sleeve ring 8, so that the corrugated sleeve 6 is clamped by the sleeve ring 8 and the connection traction sheet 5, after the extension length of the power line 7 is determined, the toggle handle 14 is loosened, the ejection spring 16 rebounds to eject the toggle handle 14 to move back, the toggle handle 14 drives the rotating ring 13 to rotate around the pin rod 12, and meanwhile, the toggle handle 17 swings to clamp the power line 7 on the positioning bar 11, and the power line 7 is prevented from moving back.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel telescopic self-lubricating power line structure is characterized in that: novel concertina type self-lubricating power cord structure includes:

the winding box (1), the inside of the winding box (1) is provided with a central shaft (2), the outer side of the central shaft (2) is sleeved with a scroll spring (3), and one end of the scroll spring (3) is connected to the surface of the central shaft (2);

the connecting traction sheet (5) is arranged at the other end of the volute spring (3), a corrugated sleeve (6) and a power line (7) are arranged on the surface of the connecting traction sheet (5), a lantern ring (8) is sleeved on the outer side of the lantern ring (8), a limiting snap ring (9) is sleeved on the outer side of the lantern ring (8), and the limiting snap ring (9) is fixed on the inner wall of the winding box (1); and

the positioning strip (11) is arranged on the inner wall of the winding box (1), a pin rod (12) is arranged on the inner wall of the winding box (1), a rotating ring (13) is sleeved on the outer side of the pin rod (12), and a stirring handle (14) and an extruding and pushing handle (17) are arranged on the surface of the rotating ring (13).

2. The novel telescopic self-lubricating power cord structure of claim 1, wherein: the inner wall of the coiling box (1) is provided with a plurality of limiting strips (4), the limiting strips (4) are of arc-shaped plate structures, the inner diameters of the limiting strips (4) are different, and the limiting strips (4) are used for limiting the connection of the traction sheet (5) and the volute spring (3).

3. The novel telescopic self-lubricating power cord structure as claimed in claim 2, wherein: the corrugated sleeve (6) is sleeved on the outer side of the power line (7), and one end of the power line (7) penetrates through the winding box (1) and then is connected with a plug (10).

4. The novel telescopic self-lubricating power cord structure of claim 1, wherein: the limiting snap ring (9) is of an annular structure with a concave-shaped section, and the lantern ring (8) is clamped in the limiting snap ring (9) to limit one end of the traction sheet (5).

5. The novel telescopic self-lubricating power cord structure of claim 1, wherein: the poking handle (14) is of an L-shaped plate structure, a jacking elastic sheet (16) is arranged on the surface of the poking handle (14), one end of the jacking elastic sheet (16) is fixed on the surface of the limiting groove (15), and the limiting groove (15) is arranged on the surface of the coiling box (1).

6. The novel telescopic self-lubricating power cord structure of claim 1, wherein: the positioning strip (11) is of an L-shaped plate structure, the positioning strip (11) and the squeezing and pushing handle (17) are symmetrically distributed about the power line (7), the squeezing and pushing handle (17) is of a T-shaped plate structure, and one plate body of the squeezing and pushing handle (17) is of an L-shaped structure.