Cable drum capable of rotating stably and drum shaft

Abstract

The utility model discloses a cable drum capable of rotating stably and a drum shaft. Fixing notches are formed in the two side walls of the cable drum. The wire coil shaft is detachably connected with adjusting calipers, the adjusting calipers comprise a fixing disc and a transverse supporting mechanism, the fixing disc is provided with a protruding part, the protruding part is provided with a threaded hole, the transverse supporting mechanism is fixedly connected into the threaded hole, and the end of the transverse supporting mechanism is arranged in the fixing notch in a penetrating mode; the fixing notches are formed in the cable drum, the adjusting calipers are arranged on the cable drum shafts on the two sides of the cable drum, the cable drum is fastened and limited in the length direction of the cable drum shafts after the transverse supporting mechanisms on the adjusting calipers are arranged in the fixing notches in a penetrating mode, and then the transverse supporting mechanisms are opened by adjusting the transverse supporting mechanisms. The transverse supporting mechanism is clamped in the fixing notch, the consistency of rotation of the cable drum along with the drum shaft is guaranteed, the opening angle of the transverse supporting mechanism is adjustable, and the problem that the cable drum is fixed unstably due to equipment abrasion or machining precision is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cable reeling and releasing, in particular to a cable reel and a reel shaft with stable rotation. Background Art

[0002] Cables are made of one or more mutually insulated conductors and an outer insulating protective layer, and are used to transmit electricity or information from one place to another. A cable reel is a disc-shaped device used to wind cables. When the cable reel is winding or releasing the cable, it is necessary to rotate the cable reel on the bracket through a rotating shaft, and the cable reel is rotated by the rotating shaft to retract and release the cable; however, when the cable reel is fixed to the rotating shaft, it is easy to cause the gap between the cable reel and the rotating shaft to be too large due to loose fixation or wear of the connection between the cable reel and the rotating shaft, resulting in shaking or even idling of the rotating shaft when the cable reel rotates. Summary of the invention

[0003] The purpose of the utility model is to provide a pay-off reel and a reel shaft with stable rotation, so as to solve the problems raised by the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable reel and a reel shaft with stable rotation, wherein fixed notches are arranged on both side walls of the cable reel, and the opening direction of the fixed notches is consistent with the opening direction of the through holes on the cable reel for passing the reel shaft; two adjusting calipers are detachably connected to the reel shaft, and the two adjusting calipers are symmetrically arranged on both sides of the cable reel, the adjusting calipers include a fixed disk and a cross-bracing mechanism, the fixed disk is detachably connected to the reel shaft and a protrusion is arranged on the fixed disk, the protrusion is provided with a threaded hole, the cross-bracing mechanism includes a fixing screw, a first fixing nut, a second fixing nut, an adjusting nut, a sliding sleeve, a first support rod and a second support rod, the fixing screw is through The cam is connected to the threaded hole on the protrusion through a thread, and the first fixing nut is connected to the fixing screw on one side of the protrusion for fixing the fixing screw. The fixing screw on the other side of the protrusion is sequentially connected with a second fixing nut, an adjusting nut, a sliding sleeve and a second strut. The sliding sleeve is slidably connected to the fixing screw. A plurality of second struts are provided, and one end of the plurality of second struts is rotatably connected to the end side wall of the fixing screw through a rotating shaft along the circumference of the fixing screw. The first strut and the second strut are correspondingly arranged, and one end of the first strut is rotatably connected to the sliding sleeve through a rotating shaft, and the other end of the first strut is rotatably connected to the side wall of the second strut through a rotating shaft. The first strut and the second strut are inserted into the fixing groove.

[0005] Preferably, it further includes two pairs of fixing clips. An arc matching the wire spool shaft is provided in the middle of the fixing clip. The two ends of the fixing clip are tightened by bolts to clamp the fixing clip on the wire spool shaft. Through holes are provided on the fixing plate, and the fixing plate is slidably sleeved on the wire spool shaft through the through holes. The two pairs of fixing clips respectively abut against both sides of the two adjusting calipers to fix the adjusting calipers. One fixing clip in each pair of fixing clips is fixedly connected to the side wall of the cable wire spool, and each pair of fixing clips is tightened in the length direction of the wire spool shaft by bolts and nuts.

[0006] After the paired fixing clips are tightened by bolts and nuts consistent with the length direction of the wire spool, then tighten the fixing bolts on the fixing clips to fasten the fixing plate between the fixing clips on the wire spool shaft. The structure is simple and easy to disassemble. Moreover, one fixing clip is fixedly connected to the cable wire spool, and the two fixing clips are tightened in the length direction, so that the fixing clips can bear the force of the cable wire spool sliding along the wire spool shaft, reducing the load of the cross brace mechanism during the rotation of the cable wire spool.

[0007] Further, a plurality of the fixing notches are uniformly arranged along the circumferential direction of the cable wire spool on both sides of the cable wire spool. A plurality of the protruding parts are uniformly arranged along the circumferential direction of the wire spool shaft on the fixing plate, and the cross brace mechanism is connected to each protruding part through a threaded hole.

[0008] By arranging a plurality of protruding parts and arranging the cross brace mechanism on each protruding part to be docked with the fixing notches of the cable wire spool, the firmness of the fixation between the cable wire spool and the wire spool shaft is improved.

[0009] Further, a plurality of threaded holes are arranged along the radial direction of the wire spool shaft on the protruding part.

[0010] By arranging a plurality of threaded holes, the adjusting calipers can be used on cable wire spools of different specifications, improving the versatility.

[0011] Further, a draft surface extending outward along the end face of the cable wire spool is arranged on the inner side of the fixing notch.

[0012] By arranging the draft surface, it is convenient for the cable wire spool to be docked with the cross brace mechanism when being fixed on the wire spool shaft.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model sets fixing notches on a cable reel, and adjusting calipers are arranged on the reel shafts on both sides of the cable reel. After passing the cross-bracing mechanism on the adjusting calipers through the fixing notches, the adjusting calipers are clamped and fixed on the reel shafts through fixing clamps. The fixing clamps tightly limit the cable reel in the length direction of the reel shaft. Then, by adjusting the adjusting nuts on the cross-bracing mechanism, the adjusting nuts push the sliding sleeves to open the second struts, so that the cross-bracing mechanism is clamped in the fixing notches, ensuring the consistency of the rotation of the cable reel with the reel shaft. Moreover, the opening angle of the second struts is adjustable, and problems such as unstable fixing of the reel shaft caused by equipment wear or machining accuracy will not occur. Brief Description of the Drawings

[0015] Figure 1 is a schematic diagram of the overall structure of a cable reel and a reel shaft with stable rotation provided by an embodiment of the utility model;

[0016] Figure 2 is a schematic diagram of the structure of a cable reel and a reel shaft with stable rotation provided by an embodiment of the utility model from another perspective;

[0017] Figure 3 is a schematic diagram of the structure of an adjusting caliper and a fixing clamp provided by an embodiment of the utility model;

[0018] In the figure, 1 - cable reel, 2 - reel shaft, 3 - adjusting caliper, 4 - fixing clamp, 11 - fixing notch, 31 - fixing plate, 32 - cross-bracing mechanism, 311 - protruding part, 312 - threaded hole, 321 - fixing screw, 322 - first fixing nut, 323 - second fixing nut, 324 - adjusting nut, 325 - sliding sleeve, 326 - first strut, 327 - second strut. Detailed Embodiment

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0020] Please refer to Figures 1-3 , the present utility model provides a technical solution: a cable reel and a reel shaft with stable rotation. Three fixing notches 11 are evenly arranged along the circumferential direction of the cable reel 1 on both sides of the cable reel 1, and the opening direction of the fixing notches 11 is the same as the opening direction of the through hole for passing the reel shaft 2 on the cable reel 1. A draft surface extending outward along the end surface of the cable reel 1 is arranged inside the fixing notches 11.

[0021] Two adjusting calipers 3 are detachably connected to the spool shaft 2, and the two adjusting calipers 3 are symmetrically arranged on both sides of the cable spool 1. The adjusting caliper 3 includes a fixed disk 31 and a cross-bracing mechanism 32. The fixed disk 31 is detachably connected to the spool shaft 2, and three protrusions 311 are uniformly arranged on the fixed disk 31 in the circumferential direction of the spool shaft 2. A plurality of threaded holes 312 are arranged on the protrusion 311 in the radial direction of the spool shaft 2.

[0022] A cross-bracing mechanism 32 is fixedly connected to the threaded hole 312 corresponding to the fixed notch 11 on each protrusion 311. The cross-bracing mechanism 32 includes a fixed screw 321, a first fixing nut 322, a second fixing nut 323, an adjusting nut 324, a sliding sleeve 325, a first support rod 326 and a second support rod 327. The fixed screw 321 is threadedly connected to the threaded hole 312 corresponding to the fixed notch 11 on the protrusion 311. The first fixing nut 322 is connected to the fixed screw 321 on one side of the protrusion 311 to fix the fixed screw 321. A second fixing nut 323, an adjusting nut 324, a sliding sleeve 325 and a second support rod 327 are sequentially connected to the fixed screw 321 on the other side of the protrusion 311. The sliding sleeve 325 is slidably connected to the fixed screw 321. A plurality of second support rods 327 are provided, and one end of the plurality of second support rods 327 is rotatably connected to the side wall of the end of the fixed screw 321 along the circumferential direction of the fixed screw 321. The first support rod 326 is correspondingly arranged with the second support rod 327, and one end of the first support rod 326 is rotatably connected to the sliding sleeve 325 through a rotating shaft, and the other end of the first support rod 326 is rotatably connected to the side wall of the second support rod 327 through a rotating shaft. The first support rod 326 and the second support rod 327 are arranged in the fixed notch 11.

[0023] For the detachable connection method of the adjusting caliper 3, in this embodiment, two pairs of fixing clips 4 are provided. An arc matching the spool shaft 2 is provided in the middle of the fixing clip 4. The two ends of the fixing clip 4 are tightened by bolts to clamp the fixing clip 4 on the spool shaft 2. Through holes are provided on the fixed disk 31, and the fixed disk 31 is slidably sleeved on the spool shaft 2 through the through holes. The two pairs of fixing clips 4 respectively abut against both sides of the two adjusting calipers 3 to fix the adjusting calipers 3. One of the fixing clips 4 in each pair of fixing clips 4 is fixedly connected to the side wall of the cable spool 1, and each pair of fixing clips 4 is tightened in the length direction of the spool shaft 2 by bolts and nuts.

[0024] In the specific implementation process, the spool shaft 2 is fixed through the following steps:

[0025] S1. Pass the spool shaft 2 through the through hole in the center of the cable spool 1, and tighten the bolts on the two fixing clips 4 fixedly connected to both sides of the spool shaft 1 to preliminarily fix the cable spool 1;

[0026] S2. Insert the adjustment caliper 3 from both sides of the reel shaft 2, align the cross brace mechanism 32 on the adjustment caliper 3 with the fixed notch 11 and penetrate;

[0027] S3. A fixing clip 4 is provided on the outside of the adjusting caliper 3, and the fixing clip 4 is tightened with the cable reel 1 by tightening the bolts and nuts, and then the fixing clip 4 on the outside of the adjusting caliper 3 is tightened and fixed;

[0028] S4. By rotating the adjusting nut 324, the adjusting nut 324 pushes the sliding sleeve 325 to move and open the second support rod 326, so that the cross support mechanism 32 is tightened in the fixing notch 11, and the adjusting nut 324 is fixed by rotating the second fixing nut 323 to complete the fixing of the cable reel 1.

[0029] Finally, the cable drum shaft 2 is connected to the driving device to carry out the cable reeling and unreeling work.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cable reel and a reel shaft with stable rotation, characterized in that: The cable drum is provided with fixed slots on both side walls, and the opening direction of the fixed slots is consistent with the opening direction of the through hole on the cable drum for passing the drum shaft; two adjusting calipers are detachably connected to the drum shaft, and the two adjusting calipers are symmetrically arranged on both sides of the cable drum, the adjusting caliper comprises a fixed disk and a cross bracing mechanism, the fixed disk is detachably connected to the drum shaft and a protrusion is arranged on the fixed disk, the protrusion is provided with a threaded hole, the cross bracing mechanism comprises a fixing screw, a first fixing nut, a second fixing nut, an adjusting nut, a sliding sleeve, a first support rod and a second support rod, the fixing screw is connected to the threaded hole on the protrusion by threading, The first fixing nut is connected to the fixing screw on one side of the protrusion for fixing the fixing screw, and the second fixing nut, adjusting nut, sliding sleeve and second strut are connected in sequence to the fixing screw on the other side of the protrusion, the sliding sleeve is slidably connected to the fixing screw, a plurality of second struts are provided, and one end of the plurality of second struts are rotatably connected to the end side wall of the fixing screw through a rotating shaft along the circumference of the fixing screw, the first strut and the second strut are correspondingly arranged, and one end of the first strut is rotatably connected to the sliding sleeve through a rotating shaft, and the other end of the first strut is rotatably connected to the side wall of the second strut through a rotating shaft. The first strut and the second strut are inserted into the fixing groove.

2. The rotationally stable cable reel and reel shaft according to claim 1, characterized in that: It also includes two pairs of fixing clips, an arc matching the wire drum shaft is provided in the middle of the fixing clips, and the fixing clips are clamped on the wire drum shaft by tightening bolts at both ends of the fixing clips, a through hole is provided on the fixing disk, and the fixing disk is slidably sleeved on the wire drum shaft through the through hole, and the two pairs of fixing clips are respectively abutted on both sides of the two adjusting calipers for fixing the adjusting calipers, one fixing clip in each pair of fixing clips is fixedly connected to the side wall of the cable drum, and each pair of fixing clips is tightened in the length direction of the wire drum shaft by bolts and nuts.

3. The rotationally stable cable reel and reel shaft according to claim 1, characterized in that: A plurality of the fixing notches are evenly arranged on both sides of the cable drum along the circumference of the cable drum, a plurality of the protrusions are evenly arranged on the fixing drum along the circumference of the drum axis, and each protrusion is connected to the cross bracing mechanism through a threaded hole.

4. The rotationally stable cable reel and reel shaft according to claim 3, characterized in that: The protrusion is provided with a plurality of threaded holes along the radial direction of the bobbin axis.

5. The rotationally stable cable reel and reel shaft according to claim 1, characterized in that: A draft surface is arranged inside the fixing notch and extends outward along the end surface of the cable drum.

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