CN218619688U - Power line tension device for power line paying-off - Google Patents

Abstract

The utility model discloses a power line straining device for electric power unwrapping wire, the on-line screen storage device comprises a base, be provided with wire coil support and tight line support on the base, be provided with the wire coil wheel on the wire coil support, the one end of wire coil wheel runs through the wire coil support and is connected with the gear, the antetheca of wire coil support is provided with the restriction subassembly, be provided with on the tight line support and decide the card wheel and move the card wheel, the pivot of deciding the card wheel is connected with tight line rotate bracket. The utility model discloses in, start driving motor, driving motor drives the protruding end rotation of cam to the below, under the spring action of spring two, the tooth piece lapse, with the gear separation, remove the position locking to the wire winding wheel, make the wire winding wheel can the free rotation unwrapping wire or receive the line, when not unwrapping wire, driving motor drives the protruding end rotation of cam to the top, the cam with the tooth piece top up and with gear engagement, hinder the rotation of gear, and then prevent to fix the rotation of wire winding wheel under the exogenic action, be favorable to the rolling of power line to accomodate.

Description

Power line tension device for power line paying-off

Technical Field

The utility model relates to a power line technical field especially relates to a power line straining device is used in electric power unwrapping wire.

Background

The electric wire is composed of one or more soft conducting wires, the outer surface of the electric wire is covered by a light and soft protective layer, the cable is composed of one or more insulating covered conducting wires, the outer surface of the electric wire is covered by a tough outer layer made of metal or rubber, and the cable and the electric wire are generally composed of three components, namely a core wire, an insulating covering and a protective covering.

Current electric wire is when using, twines on the wire wheel usually, and in the unwrapping wire, the line wheel lacks stop device, can the free rotation, and the winding of the power line of being inconvenient for is accomodate, and at the unwrapping wire in-process, can not take up fixedly to the free end of power line, often needs extravagant a large amount of manpowers to assist, has reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the power line tensioning device for paying off power line is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an electric power is power line straining device for unwrapping wire, the on-line screen storage device comprises a base, be provided with line coiling support and tight line support on the base, be provided with the line coiling wheel on the line coiling support, the one end of line coiling wheel runs through line coiling support and is connected with the gear, the antetheca of line coiling support is provided with the restriction subassembly, be provided with on the tight line support and decide calorie of wheel and move the calorie of wheel, the pivot of deciding the calorie of wheel rotates with tight line support to be connected, it is provided with the bearing housing to move the both ends of calorie of wheel, set up the guide way that holds the bearing housing on the tight line support, be provided with the fixed block on the bearing housing, the higher authority of fixed block is provided with the spring one of being connected with tight line support top bending end, still be provided with locating component on the fixed block.

Preferably, the restriction subassembly includes spring two, cogged block, cam, be provided with the motor cabinet on the dish line support, the both sides of motor cabinet are provided with the pole setting, the pole setting runs through the both sides at the cogged block, the spring cover is established in the outside of pole setting and is located the top of cogged block, be provided with driving motor on the motor cabinet, driving motor's output shaft is connected with the shaft hole of cam, cam and cogged block butt.

Preferably, the positioning assembly comprises a pin rod penetrating through the fixing block and in sliding fit with the fixing block, a pin head is arranged at the end of the pin rod, and a spring III is further arranged outside the pin rod.

Preferably, the fixed clamping wheel and the movable clamping wheel are both provided with an inner concave arc-shaped groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in this application, during the unwrapping wire, start driving motor, driving motor drives the protruding end rotation to the below of cam, under the spring action of spring two, the tooth piece lapse, with the gear separation, remove the position locking to the wire winding wheel, make the wire winding wheel can the free rotation unwrapping wire or receive the line, when not unwrapping wire, driving motor drives the protruding end rotation of cam to the top, the cam with the tooth piece top up and with gear engagement, hinder the rotation of gear, and then prevent to fix the rotation of wire winding wheel under the exogenic action, be favorable to the rolling of power line to accomodate.

2. In this application, pass the interior concave arc wall between fixed calorie of wheel and the movable calorie of wheel with the free end of power line, the bearing housing removes in the guide way, it reciprocates to drive the movable calorie of wheel, thereby the power line of adaptable different diameters, in the pull power line, fixed calorie of wheel takes place to rotate with the movable calorie of wheel, thereby do not influence the unwrapping wire, when the thread reaches the requirement, press down the movable calorie of wheel, make the movable calorie of wheel move down and extrude the power line, the movable calorie of wheel moves the fixed block at both ends through the bearing housing and moves down, a spring is tensile, the fixed block drives the round pin head and moves down, under the spring action of spring three, the round pin head moves to the guide way in rather than the joint, the last removal of restriction bearing housing, and then make the distance between fixed calorie of wheel and the movable calorie of wheel fixed, thereby compress tightly the power line, fix the power line when being convenient for the unwrapping wire, and improve work efficiency.

Drawings

Fig. 1 is a schematic structural view illustrating a front view of a power line tensioner for power line paying-off according to an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating a stringing bracket mounting part of a power line take-up device for paying out power according to an embodiment of the present invention;

fig. 3 shows an enlarged schematic structural diagram of a portion a in fig. 2 of a power line tension device for power line paying off according to an embodiment of the present invention.

Illustration of the drawings:

1. a base; 2. a wire coiling bracket; 3. a stringing bracket; 4. a wire winding wheel; 5. a gear; 6. a motor base; 7. erecting a rod; 8. a second spring; 9. a tooth block; 10. a drive motor; 11. a cam; 12. a fixed clamping wheel; 13. a movable clamping wheel; 14. a guide groove; 15. a bearing housing; 16. a fixed block; 17. a first spring; 18. a pin rod; 19. a pin head; 20. and a third spring.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an electric power is power line straining device for unwrapping wire, the on-line screen storage device comprises a base 1, be provided with wire coiling support 2 and tightwire support 3 on the base 1, be provided with wire coiling wheel 4 on the wire coiling support 2, be used for accomodating the power line, wire coiling wheel 4's one end runs through wire coiling support 2 and is connected with gear 5, wire coiling support 2's antetheca is provided with the restriction subassembly, it is spacing to carry out gear 5 through the restriction subassembly, thereby locking wire coiling wheel 4, be provided with fixed card wheel 12 and movable card wheel 13 on the tightwire support 3, the pivot of fixed card wheel 12 rotates with tightwire support 3 and is connected, movable card wheel 13's both ends are provided with bearing housing 15, movable card wheel 13's axostylus axostyle rotates with bearing housing 15 to be connected, tightwire support 3 is last to set up the guide way 14 that holds bearing housing 15, bearing housing 15 and guide way 14 sliding fit, be provided with fixed block 16 on the bearing housing 15, the higher authority of fixed block 16 is provided with the first spring 17 of being connected with the top bending end with tightwire support 3, spring 16 exerts the elastic fixing block 16, make fixed block 16 can carry out the elastic movement, thereby make fixed block 16, make the fixed block 12 and movable wheel 13 between the space still have the spacing of fixing block 13, be used for the brake control module 13.

Specifically, as shown in fig. 1, the restriction subassembly includes spring two 8, tooth piece 9, cam 11, be provided with motor cabinet 6 on the dish line support 2, the both sides of motor cabinet 6 are provided with pole setting 7, pole setting 7 runs through the both sides at tooth piece 9, spring two 8 covers are established in the outside of pole setting 7 and are located the top of tooth piece 9, be provided with driving motor 10 on the motor cabinet 6, driving motor 10's output shaft and cam 11's shaft hole are connected, cam 11 and tooth piece 9 butt, when not unwrapping wire, driving motor 10 drives the bulge end rotation to the top of cam 11, cam 11 pushes up tooth piece 9 and meshes with gear 5, hinder gear 5's rotation, and then prevent fixed plate line wheel 4 from taking place to rotate under the exogenic action.

Specifically, as shown in fig. 3, the positioning assembly includes a pin 18 penetrating through the fixing block 16 and slidably engaged with the fixing block, a pin head 19 is disposed at an end of the pin 18, a spring three 20 is further disposed outside the pin 18, the pin head 19 abuts against a sidewall of the tightening bracket 3 under an elastic force of the spring three 20, and when the fixing block 16 moves down to a specified position, the pin head 19 can enter the guide groove 14 under the action of the spring three 20 to block the fixing block 16 from moving up.

Specifically, as shown in fig. 2, the fixed sheave 12 and the movable sheave 13 are provided with an inward-concave arc-shaped groove, so that the power line can pass through the inward-concave arc-shaped groove and be accommodated between the fixed sheave 12 and the movable sheave 13.

In summary, according to the power line tensioning device for electric power paying-off provided by the embodiment, during paying-off, the driving motor 10 is started, the driving motor 10 drives the convex end of the cam 11 to rotate to the lower side, the toothed block 9 slides downwards under the action of the elastic force of the second spring 8, is separated from the gear 5, and releases the position locking on the wire coiling wheel 4, so that the wire coiling wheel 4 can freely rotate to pay-off or take-up, during paying-off, the free end of the power line passes through the concave arc-shaped groove between the fixed clamping wheel 12 and the movable clamping wheel 13, the bearing sleeve 15 moves in the guide groove 14 to drive the movable clamping wheel 13 to move up and down, so that the power line with different diameters can be adapted, when the power line is drawn, the fixed clamping wheel 12 and the movable clamping wheel 13 rotate, so that the paying-off is not influenced, when the thread meets the requirement, the movable clamping wheel 13 is pressed downwards to move to extrude the power line, the movable clamping wheel 13 drives the fixed blocks 16 at two ends to move downwards through the bearing sleeve 15, the first spring 17 stretches the pin head 19, the fixed block 19 moves downwards, and the fixed clamping wheel 14 moves downwards to further limit the distance between the fixed clamping wheel 12 and the fixed clamping wheel 13, so as to press the fixed clamping wheel 12 and the power line.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (4)

1. The utility model provides an electric power is power line straining device for unwrapping wire, includes base (1), its characterized in that, be provided with wire coiling support (2) and tightwire support (3) on base (1), be provided with wire coiling wheel (4) on wire coiling support (2), the one end of wire coiling wheel (4) is run through wire coiling support (2) and is connected with gear (5), the antetheca of wire coiling support (2) is provided with the restriction subassembly, be provided with on tightwire support (3) and decide calorie of wheel (12) and move draw-in pulley (13), the pivot of deciding calorie of wheel (12) rotates with tightwire support (3) and is connected, the both ends of moving calorie of wheel (13) are provided with bearing housing (15), set up guide way (14) that hold bearing housing (15) on tightwire support (3), be provided with fixed block (16) on bearing housing (15), the higher authority of fixed block (16) is provided with the spring (17) of tightwire support (3) top bending end connection, still be provided with locating component on fixed block (16).

2. The power line tensioning device for paying off power lines according to claim 1, wherein the limiting assembly comprises a second spring (8), a toothed block (9) and a cam (11), a motor base (6) is arranged on the wire coiling support (2), upright rods (7) are arranged on two sides of the motor base (6), the upright rods (7) penetrate through two sides of the toothed block (9), the second spring (8) is sleeved outside the upright rods (7) and located above the toothed block (9), a driving motor (10) is arranged on the motor base (6), an output shaft of the driving motor (10) is connected with a shaft hole of the cam (11), and the cam (11) is abutted to the toothed block (9).

3. The power line tension device for paying off power according to claim 1, wherein the positioning assembly comprises a pin rod (18) penetrating through and slidably engaged with the fixing block (16), a pin head (19) is arranged at the end of the pin rod (18), and a spring three (20) is arranged outside the pin rod (18).

4. The power line tension device for paying off power according to claim 1, wherein the fixed sheave (12) and the movable sheave (13) are provided with inwardly concave arc-shaped grooves.

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