CN113044680A

CN113044680A - Cable winding and unwinding devices who uses manpower sparingly

Info

Publication number: CN113044680A
Application number: CN202110197512.1A
Authority: CN
Inventors: 尹纯标
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-06-29

Abstract

The invention relates to the technical field of power equipment, and discloses a labor-saving cable winding and unwinding device which comprises a base, wherein a left mounting seat and a right mounting seat are fixedly mounted on the upper surface of the base, a stop block is fixedly mounted inside the left mounting seat, the lower surface of the stop block is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with a pawl, the pawl is movably mounted in the left mounting seat at a position below the stop block, an insertion hole is formed in the pawl, the insertion hole is clamped with a clamping rod, and the pawl is matched with a ratchet wheel for use. According to the invention, through the arrangement of the torsion spring, the motor drives the wire take-up barrel to take-up, the wire take-up barrel rotates and enables the torsion spring to start energy storage, after the wire take-up of the wire take-up barrel is finished and the power source is disconnected, the accumulated energy is released by the torsion spring, and the energy released by the torsion spring and the energy generated by the inertial rotation of the wire take-up barrel are mutually offset, so that the inertial rotation of the wire take-up barrel is prevented, and the problem that the end part.

Description

Cable winding and unwinding devices who uses manpower sparingly

Technical Field

The invention relates to the technical field of power equipment, in particular to a labor-saving cable winding and unwinding device.

Background

The power cable is a common article used for power transmission work, the interior of the power cable is made of materials such as copper alloy, the exterior of the power cable is made of insulating materials such as rubber, and the power cable is required to be wound and released in the using process of the power cable.

Present cable winding and unwinding devices uses the motor to drive the line section of thick bamboo rotation usually, make the cable twined on the line section of thick bamboo, in order to reach the purpose of collecting the cable, but so, collect when the line section of thick bamboo after finishing and breaking the power supply, because inertial effect, the line section of thick bamboo still continues to rotate, thereby lead to the unable fixed or scattering of cable tip on the ground, need operating personnel to put in order, it is exactly still, when laying the cable, usually pull out and use the cable from the line section of thick bamboo by operating personnel is manual, but at this in-process, because cable self is heavier, so operating personnel often need apply a great power and just can pull out the cable from the line section of thick bamboo, this use degree of difficulty that will increase cable winding and unwinding devices.

Disclosure of Invention

Aiming at the defects of the existing cable winding and unwinding device in the background technology in the using process, the invention provides a labor-saving cable winding and unwinding device which has the advantages of preventing a winding drum from rotating inertially and saving labor, and solves the technical problems in the background technology.

The invention provides the following technical scheme: a labor-saving cable winding and unwinding device comprises a base, wherein a left mounting seat and a right mounting seat are fixedly mounted on the upper surface of the base, a stop block is fixedly mounted inside the left mounting seat, the lower surface of the stop block is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with a pawl, the pawl is movably mounted in the left mounting seat and is positioned below the stop block, an insertion hole is formed in the pawl and is clamped with a clamping rod, the pawl is matched with a ratchet wheel for use, the ratchet wheel is slidably mounted in the left mounting seat, the ratchet wheel comprises a main body, friction wheel teeth and a tension spring, a sliding groove is formed in the surface of the main body and is slidably connected with the friction wheel teeth, the friction wheel teeth are hinged to the surface of the main body, the bottom surface of the friction wheel teeth is fixedly connected with the sliding groove through the tension spring, one end of the transmission rod penetrates through a fixed seat, one end of the transmission rod is fixedly connected with the inner wall of a take-up drum, the fixed seat is fixedly arranged on the right side of a left mounting seat, a rotating seat is fixedly arranged on the right side of the left mounting seat, the take-up drum is movably arranged on the right side of the rotating seat, the inner cavity of the take-up drum is in sliding connection with the fixed seat, the right side of the fixed seat is fixedly connected with one end of a torsion spring, the other end of the torsion spring is fixedly connected with the inner wall of the take-up drum, the torsion spring is movably sleeved on the outer side of the transmission rod, a driven gear is slidably arranged in the right mounting seat, the rotating shaft of the driven gear is fixedly connected with the right side of the take-up drum, the driven gear is meshed with a driving gear, the driving gear is slidably arranged in, the motor is fixedly installed on the upper surface of the base and located on the right side of the right installation seat.

Preferably, when the take-up drum carries out the winding operation, the ratchet wheel rotates anticlockwise.

Preferably, the outer side of the fixing seat is fixedly provided with a friction block, the inner cavity of the take-up drum is fixedly provided with a friction inner wall, and the friction block is in contact with the friction inner wall.

The invention has the following beneficial effects:

1. according to the invention, through the arrangement of the torsion spring, the motor drives the wire take-up barrel to take-up, the wire take-up barrel rotates and enables the torsion spring to start energy storage, after the wire take-up of the wire take-up barrel is finished and the power source is disconnected, the accumulated energy is released by the torsion spring, and the energy released by the torsion spring and the energy generated by the inertial rotation of the wire take-up barrel are mutually offset, so that the inertial rotation of the wire take-up barrel is prevented, and the problem that the end part.

2. According to the invention, through the arrangement of the ratchet wheel and the pawl, when a cable needs to be pulled out for use, the ratchet wheel is separated from the pawl, so that the force accumulated by the torsion spring is released, and further a pushing force is applied to the paying-off operation of the take-up drum, so that an operator can pull out the cable without using a large force when pulling the cable, thereby achieving the effect of saving manpower, and meanwhile, when the paying-off operation of the take-up drum is too fast due to the force released by the torsion spring, friction gear teeth of the ratchet wheel can be in contact with the inner cavity of the left mounting seat, so that the speed reduction effect is realized, and the excessive paying-off.

Drawings

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

FIG. 2 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a schematic view of a structural transfer bar of the present invention;

FIG. 5 is a view of the friction gear teeth of the present invention in an inoperative condition;

FIG. 6 is a diagram illustrating the operation of the friction gear teeth of the present invention;

FIG. 7 is a schematic view of a friction gear tooth according to the present invention.

In the figure: 1. a base; 2. a left mounting base; 3. a right mounting base; 4. a stopper; 5. a spring; 6. a pawl; 7. a clamping rod; 8. a ratchet wheel; 81. a main body; 82. rubbing the gear teeth; 83. a tension spring; 9. a transmission rod; 10. a fixed seat; 11. a take-up drum; 12. a rotating seat; 13. a torsion spring; 14. a driven gear; 15. a driving gear; 16. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, a labor-saving cable winding and unwinding device comprises a base 1, a left mounting seat 2 and a right mounting seat 3 are fixedly mounted on the upper surface of the base 1, a stop block 4 is fixedly mounted inside the left mounting seat 2, the lower surface of the stop block 4 is fixedly connected with one end of a spring 5, the other end of the spring 5 is fixedly connected with a pawl 6, the pawl 6 is movably mounted in the left mounting seat 2 at a position below the stop block 4, an insertion hole is formed in the pawl 6, the insertion hole is clamped with a clamping rod 7, the pawl 6 is matched with a ratchet 8 for use, the ratchet 8 is slidably mounted in the left mounting seat 2, the ratchet 8 comprises a main body 81, friction gear teeth 82 and a tension spring 83, a sliding groove is formed in the surface of the main body 81, the sliding groove is slidably connected with the friction gear teeth 82, the friction gear teeth 82 are hinged to the surface of the, a transmission rod 9 is fixedly arranged on the right side of the ratchet wheel 8, one end of the transmission rod 9 penetrates through a fixed seat 10, one end of the transmission rod 9 is fixedly connected with the inner wall of a take-up drum 11, the fixed seat 10 is fixedly arranged on the right side of a left mounting seat 2, a rotating seat 12 is fixedly arranged on the right side of the left mounting seat 2, the right side of the rotating seat 12 is movably provided with the take-up drum 11, when the take-up drum 11 is wound, the ratchet wheel 8 rotates anticlockwise, the inner cavity of the take-up drum 11 is slidably connected with the fixed seat 10, a friction block is fixedly arranged on the outer side of the fixed seat 10, a friction inner wall is fixedly arranged in the inner cavity of the take-up drum 11 and is in contact with the friction inner wall, the right side of the fixed seat 10 is fixedly connected with one end of a torsion spring 13, the other end of the torsion spring 13 is, the rotating shaft of the driven gear 14 is fixedly connected with the right side of the take-up drum 11, the driven gear 14 is meshed with the driving gear 15, the driving gear 15 is slidably mounted in the right mounting seat 3 and is positioned below the driven gear 14, the rotating shaft of the driving gear 15 is fixedly connected with the output shaft of the motor 16, the motor 16 is fixedly mounted on the upper surface of the base 1 and is positioned on the right side of the right mounting seat 3, the motor 16 drives the driving gear 15 to rotate, so that the driven gear 14 rotates, the driven gear 14 drives the take-up drum 11 to rotate and wind a cable in the rotating process, meanwhile, the transmission rod 9 and the torsion spring 13 are driven to rotate in the rotating process of the take-up drum 11, the transmission rod 9 drives the ratchet 8 to rotate anticlockwise, the torsion spring 13 starts to store energy, after the winding is completed, the motor 16 is turned off, the take-up drum 11 continues to rotate, at the, thereby preventing the wire-rewinding cylinder 11 from rotating inertially, avoiding the end part of the cable from being fixed, when the cable is required to be used, moving the pawl 6, and simultaneously an operator drags the cable outwards, at the moment, the torsion spring 13 releases energy to apply a propelling force to the wire-rewinding cylinder 11, so that the wire-rewinding cylinder 11 rotates, the force required by pulling the cable out is reduced, thereby achieving the effect of saving manpower, the wire-rewinding cylinder 11 rotates to drive the ratchet wheel 8 to rotate in the same direction, when the force released by the torsion spring 13 leads the wire-rewinding cylinder 11 to pay off too fast, the friction gear teeth 82 of the ratchet wheel 8 can contact with the inner cavity of the left mounting seat 2, further playing the role of reducing speed, avoiding the excessive wire-rewinding cylinder 11 from paying off, when the length of the cable reaches the required length, leading the pawl 6 to contact with the ratchet wheel 8, leading the ratchet wheel 8 to stop rotating, the wire-rewinding cylinder 11 to rotate along with the wire-rewinding cylinder, and simultaneously, the friction block, and further play certain deceleration effect for take-up reel 11 is when rolling and unwrapping wire operation, and the speed can not too fast.

The use method (working principle) of the invention is as follows:

when the cable winding machine works, one end of a cable is connected with a winding drum 11, then a motor 16 starts working, the motor 16 drives a driving gear 15 to rotate, a driven gear 14 rotates along with the driving gear, the driven gear 14 drives the winding drum 11 to synchronously rotate, the winding drum 11 rotates and winds the cable, a transmission rod 9 and a torsion spring 13 are driven to rotate in the rotation process of the winding drum 11, the transmission rod 9 drives a ratchet 8 to rotate anticlockwise, the torsion spring 13 starts energy storage in rotation, after winding is finished, the motor 16 is turned off, the torsion spring 13 releases energy to prevent the winding drum 11 from generating inertial rotation, when the cable is required to be used, a pawl 6 is moved and a clamping rod 7 is combined with a jack on the pawl 6, an operator pulls the cable outwards, the torsion spring 13 releases energy to apply propelling force to the winding drum 11 to rotate the winding drum 11, so that the cable is pulled out, the winding drum 11 rotates to drive the ratchet 8 to rotate in the, meanwhile, when the force released by the torsion spring 13 causes the take-up drum 11 to pay off too fast, the friction gear teeth 82 of the ratchet wheel 8 are in contact with the inner cavity of the left mounting seat 2, so that the speed reduction effect is achieved, the take-up drum 11 is prevented from paying off excessively, when the length of the cable reaches the requirement, the clamping rod 7 is taken out, the pawl 6 is combined with the ratchet wheel 8, the ratchet wheel 8 stops rotating, and the take-up drum 11 stops rotating along with the rotation, which is a working cycle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides a cable winding and unwinding devices who uses manpower sparingly, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly provided with a left mounting seat (2) and a right mounting seat (3), the inside of the left mounting seat (2) is fixedly provided with a stop block (4), the lower surface of the stop block (4) is fixedly connected with one end of a spring (5), the other end of the spring (5) is fixedly connected with a pawl (6), the pawl (6) is movably arranged at a position below the stop block (4) in the left mounting seat (2), an insertion hole is formed in the pawl (6), the insertion hole is clamped with a clamping rod (7), the pawl (6) is matched with a ratchet wheel (8) for use, the ratchet wheel (8) is slidably arranged in the left mounting seat (2), the ratchet wheel (8) is composed of a main body (81), a friction wheel tooth (82) and a tension spring (83), the surface of the main body (81) is provided with a sliding groove, and the sliding groove is slidably connected with the friction wheel tooth (82), the friction gear teeth (82) are hinged to the surface of the main body (81), the bottom surface of the friction gear teeth (82) is fixedly connected with the sliding groove through a tension spring (83), a transmission rod (9) is fixedly mounted on the right side of the ratchet wheel (8), one end of the transmission rod (9) penetrates through the fixed seat (10), one end of the transmission rod (9) is fixedly connected with the inner wall of the take-up drum (11), the fixed seat (10) is fixedly mounted on the right side of the left mounting seat (2), the right side of the left mounting seat (2) is fixedly mounted with the rotating seat (12), the right side of the rotating seat (12) is movably mounted with the take-up drum (11), the inner cavity of the take-up drum (11) is in sliding connection with the fixed seat (10), the right side of the fixed seat (10) is fixedly connected with one end of the torsion spring (13), and the other end of the torsion spring (13, the torsion spring (13) is movably sleeved on the outer side of the transmission rod (9), a driven gear (14) is slidably mounted inside the right mounting seat (3), a rotating shaft of the driven gear (14) is fixedly connected with the right side of the wire collecting barrel (11), the driven gear (14) is meshed with a driving gear (15), the driving gear (15) is slidably mounted in a position, below the driven gear (14), in the right mounting seat (3), of the driving gear (15), the rotating shaft of the driving gear (15) is fixedly connected with an output shaft of a motor (16), and the motor (16) is fixedly mounted in a position, on the right side of the right mounting seat (3), of the upper surface of the base (1).

2. The labor-saving cable reel as recited in claim 1, further comprising: when the take-up drum (11) is used for winding, the ratchet wheel (8) rotates anticlockwise.

3. The labor-saving cable reel as recited in claim 1, further comprising: the outer side of the fixed seat (10) is fixedly provided with a friction block, the inner cavity of the take-up drum (11) is fixedly provided with a friction inner wall, and the friction block is in mutual contact with the friction inner wall.