CN211254777U

CN211254777U - Cable drum

Info

Publication number: CN211254777U
Application number: CN201922190001.8U
Authority: CN
Inventors: 汪毅荣; 李芃佟; 任红凯; 周伟; 马驰骋
Original assignee: Kangwen Mobile Power Supply Equipment Wuhan Co ltd
Current assignee: Kangwen Mobile Power Supply Equipment Wuhan Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-14
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a cable drum, which comprises a bracket, drive assembly and drum body, drive assembly installs on the support, the drum body includes the turning block, many circles of telescopic links and a plurality of roof, the turning block cover is located on drive assembly's output shaft, drive assembly drive turning block rotates, many circles of telescopic links are arranged along the length direction equidistance of turning block, each circle of telescopic link all includes the multiunit telescopic link of evenly arranging along turning block circumference, multiunit telescopic link and a plurality of roof one-to-one, each group of telescopic link all includes a plurality of telescopic links of parallel arrangement, one end of each telescopic link all is connected with the roof that corresponds, the other end of each telescopic link all is connected with the turning block, the flexible direction of each telescopic link all points to the rotation axis of turning block perpendicularly; the problem of among the prior art cable around establishing the in-process at the reel, because the reel is not matched around the speed of cable and unreeling, lead to appearing the phenomenon that the cable was broken easily is solved.

Description

Cable drum

Technical Field

The utility model relates to the technical field of cables, concretely relates to cable drum.

Background

The cable reel is a cable winding device for providing a power supply, a control power supply or a control signal for large-scale mobile equipment, is widely applied to heavy mechanical equipment under similar working conditions such as port portal cranes, container cranes, ship loaders, tower cranes and the like, and particularly, the cable is wound on the reel through the rotation of the reel, so that the cable reel is convenient to move and use.

Usually, drive the motion of fairlead through the motor, along the length direction of reel, with the cable a circle around establishing on the reel, however the cable is around establishing the in-process at the reel, owing to there is the unmatched phenomenon of motor speed who drives the motion of fairlead and drive the reel, perhaps phenomenon such as motor speed unstability, and the cable receives great pulling force, and at this moment, the cable is broken easily, causes serious economic loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a cable drum, solved among the prior art cable around establishing the in-process at the reel, because the reel is not matched around the speed of cable and cable laying, lead to appearing the problem of the phenomenon that the cable was broken easily.

In order to solve the technical problem, the utility model provides a cable drum, which comprises a bracket, a driving component and a drum body, the driving component is arranged on the bracket, the winding drum body comprises a rotating block, a plurality of circles of telescopic rods and a plurality of top plates, the utility model discloses a roof structure, including drive assembly, turning block, telescopic link, drive assembly, turning block cover, the turning block is located on drive assembly's the output shaft, drive assembly drives the turning block rotates, many circles the telescopic link is followed the length direction equidistance of turning block is arranged, every circle the telescopic link all includes along the multiunit that the turning block circumference was evenly arranged telescopic link, multiunit telescopic link and a plurality of roof one-to-one, every group the telescopic link all includes parallel arrangement a plurality of the telescopic link, every the one end of telescopic link all with correspond the roof is connected, every the other end of telescopic link all with the turning block is connected, every the flexible direction of telescopic link all vertical orientation the rotation axis of turning block.

The utility model has the advantages that: be different from prior art's condition, the utility model discloses a set up support, drive assembly and turning block, make the turning block rotate on the support, with the cable around establishing on the roof, when the tight phenomenon appears in the cable, through setting up the telescopic link, the roof can be followed the direction motion of the rotation axis of being close to or the turning block to reduce around establishing required radius, thereby improved the speed of coil stock, reached and prevented that the cable from breaking.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of a reel body in an embodiment of the present invention;

fig. 3 is a schematic structural view of the telescopic rod in the embodiment of the present invention.

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 all belong to the protection scope of the present invention.

The utility model provides a cable drum, including support 100, drive assembly 200 and reel body 300, through drive assembly 200, drive reel body 300 rotates on support 100 to with the cable winding on reel body 300, wherein, when the speed that reel body 300 was given to the cable is less than the speed that reel body 300 twined the cable, the cable is local by taut, thereby there is the risk that the cable was broken, solve above-mentioned problem through the structure of reel body 300 self, set forth in detail below.

As shown in fig. 1-2, the driving assembly 200 is installed on the support 100, the winding drum body 300 includes a rotating block 310, multiple circles of telescopic rods 340 and a plurality of top plates 350, the rotating block 310 is sleeved on an output shaft of the driving assembly 200, the driving assembly 200 drives the rotating block 310 to rotate, the multiple circles of telescopic rods 340 are equidistantly arranged along the length direction of the rotating block 310, each circle of telescopic rods 340 includes multiple groups of telescopic rods 340 evenly arranged along the circumferential direction of the rotating block 310, the multiple groups of telescopic rods 340 are in one-to-one correspondence with the plurality of top plates 350, each group of telescopic rods 340 includes a plurality of telescopic rods 340 arranged in parallel, one end of each telescopic rod 340 is connected with the corresponding top plate 350, the other end of each telescopic rod 340 is connected with the rotating block 310, and the telescopic direction of each telescopic rod 340 is perpendicular to the.

Wherein, support 100 comprises base and two parallel arrangement's bracing piece, and on two equal vertical fixation of bracing piece were in the base, the both ends of pivot 210 rotated with two bracing pieces respectively and are connected, and the pulley is still installed to the below of base, is convenient for remove, and it can be understood that support 100 in this embodiment mainly plays the effect of support.

The driving assembly 200 includes a rotating shaft 210, a driving member 220 and a speed reducer 230, the rotating shaft 210 is rotatably connected to the bracket 100, the rotating block 310 is sleeved on the rotating shaft 210, the driving member 220 is mounted on the bracket 100, an output shaft of the driving member 220 is connected to an input shaft of the speed reducer 230, and an output shaft of the speed reducer 230 is connected to the rotating shaft 210.

Preferably, the driving part 220 adopts a motor, the speed reducer 230 adopts a speed reducer to reduce speed, concretely, the speed reducer includes a first roller, a second roller and a conveyor belt, the output shaft of the motor is located to a first roller cover, the pivot 210 is located to a second roller cover, the first roller and the second roller are connected through conveyor belt transmission, the diameter of the first roller is less than the diameter of the second roller, the output shaft of the motor rotates to drive the first roller to rotate, under the effect of the conveyor belt, the second roller is driven to rotate, thereby the pivot 210 is driven to rotate, it can be understood that other driving parts 220 and speed reducer 230 can also be adopted to replace, as long as the pivot 210 can be driven to rotate.

As shown in fig. 2, preferably, the winding drum body 300 further includes a limiting sleeve 320 and a connecting rod 330, the limiting sleeve 320 is coaxially sleeved on the rotating block 310, one end of the connecting rod 330 is connected with the limiting sleeve 320, the other end of the connecting rod 330 is connected with the rotating block 310, and the telescopic rod 340 is slidably connected with a through hole formed in the limiting sleeve 320.

It is understood that the drum may be cylindrical or rectangular cubic, and is not limited, the limiting sleeve 320 is slidably connected to the sliding rod 342 to make the sliding rod 342 slide more stably, and meanwhile, after the top block moves to a certain distance along with the sliding rod 342, the sliding rod 342 abuts against the limiting sleeve 320 to limit further movement of the top plate 350 and prevent interference between two adjacent top plates 350, wherein the limiting sleeve 320 may be circular or frame-shaped, and is not limited.

As shown in fig. 3, each of the telescopic rods 340 in this embodiment includes a sleeve 341, a sliding rod 342, a stop plate 343, and a limit spring 344, the sleeve 341 is fixed on the rotary block 310, one end of the sliding rod 342 is connected to the top plate 350, the other end of the sliding rod 342 passes through a first sliding slot 3411 arranged on the sleeve 341 and is connected to the stop plate 343, the stop plate 343 is slidably connected to a second sliding slot 3412 arranged on the sleeve 341, one end of the limit spring 344 is connected to the stop plate 343, the other end of the limit spring 344 is connected to the second sliding slot 3412, and the sliding direction of the sliding rod 342 is perpendicular to the rotary shaft 210 of the rotary block 310.

Preferably, the extension bar 340 is fixed to the rotation block 310 by bolts.

Preferably, the top plate 350 is an arc-shaped plate, and a plurality of arc-shaped plates are uniformly arranged along the circumferential direction of the rotating shaft of the rotating block 310, and a gap exists between two adjacent arc-shaped plates.

The working process is as follows: when the cable winding speed conveyed to the reel body 300 is lower than the winding speed of the reel body 300, the cable is tensioned, at the moment, the cable applies pressure to the top plate 350, the top plate 350 moves close to the rotating block 310, the distance from a stress point to the rotating block 310 is reduced, v is the winding speed of the reel body 300, w is the angular speed of the rotating block 310, the angular speed is the same as the angular speed of the rotating block 210 in rotation, the angular speed is constant, r is the vertical distance from the stress point of the top plate 350 to the rotating shaft 210 of the rotating block 310, and when r is reduced, the winding speed of the reel body 300 is reduced until the winding speed is equal to the winding speed of the reel body 300, so that the cable can be prevented from being broken.

Be different from prior art's condition, the utility model discloses a set up support 100, drive assembly 200 and turning block 310, make turning block 310 rotate on support 100, with the cable around establishing on roof 350, when the tight phenomenon appears in the cable, through setting up telescopic link 340, roof 350 can be followed the direction motion of the rotation axis 210 that is close to or turning block 310 to reduce around establishing required radius, thereby improved the speed of coil stock, reached and prevented the effect that the cable brokenly.

It should be noted that the above embodiments belong to the same utility model concept, and the description of each embodiment has its emphasis, and the description of each embodiment is not described in detail, and reference may be made to the description of other embodiments.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cable drum is characterized by comprising a bracket, a driving assembly and a drum body, wherein the driving assembly is arranged on the bracket, the winding drum body comprises a rotating block, a plurality of circles of telescopic rods and a plurality of top plates, the rotating block is sleeved on an output shaft of the driving component, the drive assembly drive the turning block rotates, many circles the telescopic link is followed the length direction equidistance of turning block is arranged, every circle the telescopic link all includes the edge the multiunit that the turning block circumference was evenly arranged the telescopic link, the multiunit the telescopic link is with a plurality of the roof one-to-one, every group the telescopic link all includes a plurality of parallel arrangement the telescopic link, every the one end of telescopic link all with correspond the roof is connected, every the other end of telescopic link all with the turning block is connected, every the equal perpendicular direction of flexible direction of telescopic link is directional the rotation axis of turning block.

2. The cable reel as claimed in claim 1, wherein the driving assembly includes a rotating shaft, a driving member and a speed reducing member, the rotating shaft is rotatably connected to the support, the rotating block is sleeved on the rotating shaft, the driving member is mounted on the support, an output shaft of the driving member is connected to an input shaft of the speed reducing member, and an output shaft of the speed reducing member is connected to the rotating shaft.

3. The cable drum as claimed in claim 1, wherein the drum body further comprises a limiting sleeve and a connecting rod, the limiting sleeve is coaxially sleeved on the rotating block, one end of the connecting rod is connected with the limiting sleeve, the other end of the connecting rod is connected with the rotating block, and the telescopic rod is slidably connected with a through hole formed in the limiting sleeve.

4. The cable drum as claimed in claim 1, wherein each of the telescopic rods comprises a sleeve, a sliding rod, a baffle and a limiting spring, the sleeve is fixed on the rotating block, one end of the sliding rod is connected with the top plate, the other end of the sliding rod passes through a first sliding groove formed in the sleeve and is connected with the baffle, the baffle is slidably connected with a second sliding groove formed in the sleeve, one end of the limiting spring is connected with the baffle, the other end of the limiting spring is connected with the second sliding groove, and the sliding direction of the sliding rod is perpendicular to the rotating shaft of the rotating block.

5. The cable reel as claimed in claim 1, wherein the top plate is an arc-shaped plate, and a plurality of the arc-shaped plates are uniformly arranged along the circumferential direction of the rotation axis of the rotation block, and a gap exists between two adjacent arc-shaped plates.

6. The cable reel as claimed in claim 1, wherein the telescoping rod is secured to the rotating block by a bolt.