CN215974350U

CN215974350U - Magnetic coupling cable drum

Info

Publication number: CN215974350U
Application number: CN202122083032.0U
Authority: CN
Inventors: 彭昊
Original assignee: Qingdao Baicitong New Material Technology Co ltd
Current assignee: Qingdao Baicitong New Material Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-08
Anticipated expiration: 2031-08-31

Abstract

The utility model relates to a cable drum technical field just discloses a magnetic force coupling cable drum, which comprises an outer shell, the inside swing joint of shell has the roller bearing, the level is practised in roller bearing top activity has the contact arm, contact arm top fixedly connected with guide bar, guide bar top swing joint has compression spring, the compression spring left end just is located guide bar front end swing joint and has the slip rheostat, roller bearing left end swing joint has the connecting rod, connecting rod upper end fixedly connected with limiting plate, limiting plate left end fixedly connected with reset spring. When the pulling force that receives through the roller bearing reached the critical value, the anti mechanism that hinders of enough promotion of power that the joint piece received this moment to the joint piece drives and promotes the piece and remove left, and then has a thrust to current joint, makes the disconnection between two current joint, thereby the outage of outer wall driving source, thereby when reaching the card when the cable rolling time is dead, the inside auto-power-off of reel prevents the cracked effect of cable.

Description

Magnetic coupling cable drum

Technical Field

The utility model relates to a cable drum technical field specifically is a magnetic coupling cable drum.

Background

With the development of modern technology, the use of electric power is already realized to every household, most modern equipment machines can be powered by electric power, so that the electric power is an indispensable part in the modern times, wherein electric power is transmitted for a long distance and is generally cables, so that the cables are laid all over the country in modern times.

But the collection dress to the cable generally all is to carry out the rolling through the cylinder to the cable, but modern cylinder is collected all to collect through electric power, if the cable is when collecting in-process pulling force too big, perhaps when being stuck, the motor cylinder causes inside fracture easily when collecting, and the cable is along with outside diameter is bigger and bigger at the collection process simultaneously to cable speed crescent is unfavorable for the cable rolling, has probably to lead to the cable fracture when serious.

Therefore, the demand for high reliability products is urgent, and a magnetic coupling cable reel is provided, which has the effects of uniform speed when the cable is wound, and automatic power off inside the reel when the cable is jammed during winding, so as to prevent the cable from breaking.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a magnetic coupling cable drum, possess when carrying out the rolling to the cable, speed is even, when the card is dead when the cable rolling simultaneously, the inside auto-power-off of reel, prevent the cracked advantage of cable, the collection dress of having solved the cable is generally all to carry out the rolling to the cable through the cylinder, but modern cylinder is collected and is all collected through electric power, if the cable is when collecting in-process pulling force is too big, perhaps when being stuck, motor roller causes inside fracture easily when collecting, the cable is along with outside diameter is bigger and bigger simultaneously in the collection process, thereby cable speed crescent, be unfavorable for the cable rolling, there is the cracked problem of cable possibly leading to in the serious time.

(II) technical scheme

When carrying out the rolling to the cable for realizing the aforesaid, speed is even, and when the card was dead when the cable rolling simultaneously, the inside auto-power-off of reel prevented the cracked purpose of cable, this practicality provides following technical scheme: the utility model provides a magnetic force coupling cable drum, includes the shell, the inside swing joint of shell has the roller bearing, the level of practicing of roller bearing top activity has the contact arm, contact arm top fixedly connected with guide bar, guide bar top swing joint has compression spring, the compression spring left end just is located guide bar front end swing joint and has the slip rheostat, roller bearing left end swing joint has the connecting rod, connecting rod upper end fixedly connected with limiting plate, limiting plate left end fixedly connected with reset spring, connecting rod left end fixedly connected with buffer spring, buffer spring left end fixedly connected with joint piece, joint piece top swing joint has the resistance mechanism, joint piece left end fixedly connected with promotes the piece, it has current connector to promote piece left end swing joint, current connector top fixedly connected with holds the potential spring.

Furthermore, the bottom of the rolling shaft is movably connected with a supporting rod, the bottom of the supporting rod can slide, and the rolling shaft is circular.

Furthermore, the number of the connecting rods is two, the two connecting rods are respectively located at the left end and the right end of the rolling shaft, and the connecting rods are located at the bottom of the rolling shaft.

Furthermore, the bottom of the contact rod is in contact with the outer surface of the roller, the bottom of the contact rod is circular, and an internal circuit of the slide rheostat is communicated with a driving source.

Furthermore, the limiting plates are two and are respectively located at the upper end and the lower end of the connecting rod, and the reset spring is located at the upper end of the buffer spring.

Furthermore, the anti-blocking mechanism is internally provided with a spring, the anti-blocking mechanism is in a slope shape, and the clamping block is in a trapezoid shape.

Furthermore, the current joint has two, is located promotion piece upper and lower both ends respectively, the inside and the driving source circuit series connection of current joint, it is triangle-shaped to promote the piece left end.

(III) advantageous effects

Compared with the prior art, the utility model provides a magnetic coupling cable drum possesses following beneficial effect:

1. this magnetic coupling cable drum when upwards moving through the guide bar to drive slide rheostat rear end gleitbretter together upward movement is, and then makes slide rheostat internal resistance crescent, is connected with outside driving source because of slide rheostat, thereby the electric current reduces, and then the rotational speed of roller bearing reduces, thereby reaches when rolling up the cable, the even effect of speed.

2. This magnetic coupling cable reel, when the pulling force that receives through the roller bearing reached the critical value, the sufficient anti mechanism that hinders that promotes of power that the joint piece received this moment to the joint piece drives and promotes the piece and remove left, and then has a thrust to current joint, makes the disconnection between two current joint, thereby the outage of outer wall driving source, thereby when reaching the card when the cable rolling when dead, the inside auto-power-off of reel prevents the cracked effect of cable.

Drawings

FIG. 1 is a front view of the structure of the housing of the present invention;

FIG. 2 is a partial schematic view of the connecting rod structure of the present invention;

fig. 3 is a partial schematic view of the contact rod structure of the present invention.

In the figure: 1. a housing; 2. a roller; 3. a contact lever; 4. a guide bar; 5. a compression spring; 6. a slide rheostat; 7. a connecting rod; 8. a limiting plate; 9. a return spring; 10. a buffer spring; 11. a clamping block; 12. an anti-drag mechanism; 13. a pushing block; 14. a current connector; 15. and a potential storage 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. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

Referring to fig. 1-3, a magnetic coupling cable drum comprises a housing 1, a roller 2 is movably connected inside the housing 1, a support rod is movably connected to the bottom of the roller 2, the bottom of the support rod can slide, the roller 2 is circular, a contact rod 3 is movably connected to the top of the roller 2, the bottom of the contact rod 3 is in contact with the outer surface of the roller 2, the bottom of the contact rod 3 is circular, and an internal circuit of a slide rheostat 6 is communicated with a drive source.

Please refer to fig. 2, the top fixedly connected with guide bar 4 of contact lever 3, 4 top swing joint of guide bar has compression spring 5, the left end of compression spring 5 just is located 4 front end swing joint of guide bar has slide rheostat 6, 2 left end swing joint of roller bearing has connecting rod 7, connecting rod 7 has two, be located roller bearing 2 left and right ends respectively, connecting rod 7 is located 2 bottoms of roller bearing, 7 upper end fixedly connected with limiting plates 8 of connecting rod, limiting plates 8 have two, be located 7 upper and lower both ends of connecting rod respectively, reset spring 9 is located buffer spring 10 upper end, 8 left end fixedly connected with reset spring 9 of limiting plate, 7 left end fixedly connected with buffer spring 10 of connecting rod, 10 left end fixedly connected with joint piece 11 of buffer spring.

Referring to fig. 3, the top of the clamping block 11 is movably connected with an anti-resistance mechanism 12, a spring is installed inside the anti-resistance mechanism 12, the anti-resistance mechanism 12 is in a slope shape, the clamping block 11 is in a trapezoid shape, the left end of the clamping block 11 is fixedly connected with a pushing block 13, the left end of the pushing block 13 is movably connected with a current connector 14, two current connectors 14 are respectively located at the upper end and the lower end of the pushing block 13, the inside of the current connector 14 is connected with a driving source circuit in series, the left end of the pushing block 13 is in a triangle shape, and the top of the current connector 14 is fixedly connected with a potential storage spring 15.

The working principle is that when the cable is wound at the beginning of work, the external driving source is opened, so that the rolling shaft 2 starts to rotate, and further the cable is wound, along with the winding of the cable by the rolling shaft 2, the diameter of the outer surface of the rolling shaft 2 is gradually increased, so that the pulling speed of the cable is accelerated, meanwhile, the contact rod 3 is gradually moved upwards, so that the contact rod 3 drives the guide rod 4 to move upwards together, so that the compression spring 5 has extrusion force, the compression spring 5 is compressed by the internal stress, so that the elastic potential energy is gathered inside, the preparation is made for the resetting of the contact rod 3, meanwhile, when the guide rod 4 moves upwards, the slide sheet at the rear end of the slide rheostat 6 is driven to move upwards together, the internal resistance of the slide rheostat 6 is gradually increased, the current is reduced due to the connection of the slide rheostat 6 and the external driving source, and the rotating speed of the rolling shaft 2 is reduced, thereby reach when rolling the cable, effect that speed is even.

Meanwhile, when the cable is collected, if the pulling force on the cable is too large to reach the cable strength limit value or one end of the cable is blocked, the reacting force of the cable on the roller 2 causes the roller 2 to move leftwards so as to drive the connecting rod 7 to move leftwards together, and further the limiting plate 8 has a thrust on the return spring 9 so as to cause the return spring 9 to be stressed and compressed, and when the connecting rod 7 moves leftwards, the buffer spring 10 has a thrust on the clamping block 11 so as to cause the clamping block 11 to move leftwards, but the buffer spring 10 compresses, the clamping block 11 cannot be stopped, when the pulling force on the roller 2 reaches the critical value, the force on the clamping block 11 is enough to push the anti-blocking mechanism 12, so that the clamping block 11 drives the pushing block 13 to move leftwards, and further has a thrust on the current connector 14, make disconnection between two current joint 14 to the outer wall driving source outage, thereby reach when the card was dead when the cable rolling, the inside auto-power-off of reel prevents the cracked effect of cable.

In conclusion, the rear end sliding sheet of the slide rheostat 6 is driven to move upwards together, so that the internal resistance of the slide rheostat 6 is gradually increased, the slide rheostat 6 is connected with an external driving source, the current is reduced, the rotating speed of the roller shaft 2 is reduced, the effect of uniform speed when the cable is wound is achieved, meanwhile, the clamping block 11 drives the pushing block 13 to move leftwards, the thrust is provided for the current connectors 14, the two current connectors 14 are disconnected, the driving source of the outer wall is powered off, and therefore when the cable is wound, the automatic power-off effect inside the winding drum is achieved, and the cable is prevented from being broken.

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. A magnetically-coupled cable reel comprising a housing (1), characterized in that: the inner part of the shell (1) is movably connected with a roller (2), the top of the roller (2) is movably connected with a contact rod (3), the top of the contact rod (3) is fixedly connected with a guide rod (4), the top of the guide rod (4) is movably connected with a compression spring (5), the left end of the compression spring (5) is movably connected with a slide rheostat (6) which is positioned at the front end of the guide rod (4), the left end of the roller (2) is movably connected with a connecting rod (7), the upper end of the connecting rod (7) is fixedly connected with a limiting plate (8), the left end of the limiting plate (8) is fixedly connected with a reset spring (9), the left end of the connecting rod (7) is fixedly connected with a buffer spring (10), the left end of the buffer spring (10) is fixedly connected with a clamping block (11), the top of the clamping block (11) is movably connected with an anti-resistance mechanism (12), the clamping device is characterized in that a pushing block (13) is fixedly connected to the left end of the clamping block (11), a current connector (14) is movably connected to the left end of the pushing block (13), and an energy storage spring (15) is fixedly connected to the top of the current connector (14).

2. The magnetically-coupled cable reel of claim 1, wherein: the bottom of the roller (2) is movably connected with a supporting rod, the bottom of the supporting rod can slide, and the roller (2) is annular.

3. The magnetically-coupled cable reel of claim 1, wherein: the two connecting rods (7) are respectively positioned at the left end and the right end of the roller (2), and the connecting rods (7) are positioned at the bottom of the roller (2).

4. The magnetically-coupled cable reel of claim 1, wherein: the bottom of the contact rod (3) is in contact with the outer surface of the roller (2), the bottom of the contact rod (3) is circular, and an internal circuit of the slide rheostat (6) is communicated with a driving source.

5. The magnetically-coupled cable reel of claim 1, wherein: the two limit plates (8) are respectively positioned at the upper end and the lower end of the connecting rod (7), and the reset spring (9) is positioned at the upper end of the buffer spring (10).

6. The magnetically-coupled cable reel of claim 1, wherein: the spring is arranged inside the anti-resistance mechanism (12), the anti-resistance mechanism (12) is in a slope shape, and the clamping block (11) is in a trapezoid shape.

7. The magnetically-coupled cable reel of claim 1, wherein: the current joint (14) have two, are located respectively and promote both ends about piece (13), current joint (14) inside and the driving source circuit series connection, it is triangle-shaped to promote piece (13) left end.