A disc brake type cable release and method of operation thereof

Abstract

The application relates to a disc brake type cable releaser and a working method thereof, which comprises a support seat plate, a disc brake piece and a top bearing plate which are arranged in parallel from bottom to top, a disc brake caliper for cooperating with the disc brake piece is installed at the outer side end of the support seat plate, the bottom of the disc brake piece is rotationally connected with the support seat plate, the top of the disc brake piece is fixedly connected with the top bearing plate, and a connecting rod which is vertically arranged and used for penetrating the inner hole of a cable reel is fixedly connected in the middle of the top bearing plate. The application has the advantages of reasonable structure design and convenient use, the disc brake caliper cooperates with the disc brake piece, the cable reel is conveniently braked during pay-off, and the situation that the cable is loosened on the ground due to too high rotating speed of the cable reel is effectively avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to a disc brake type cable release device and its working method. BACKGROUND

[0002] The cable release frame is used for cable pay-off, and when used, the cable reel is sleeved on the pay-off release frame, and the cable head is pulled to pay off the cable. The cable release frame is widely used in the power industry. However, the existing cable release frame is not reasonably designed, is difficult to use, has low safety, and has certain limitations. Moreover, the existing cable release frame lacks a braking device, that is, if not braked in time, the cable reel will rotate too fast and continuously release the cable on the cable reel, causing the cable to fall to the ground, and it is more inconvenient and difficult to release. SUMMARY

[0003] The present application improves the above-mentioned prior art, that is, the technical problem to be solved by the present application is to provide a disc brake type cable release device and its working method, which is reasonably designed and facilitates braking of the cable pay-off.

[0004] In order to achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows: a disc brake type cable release device, comprising a support seat plate, a disc brake pad and a top bearing plate which are arranged in parallel from bottom to top, a disc brake caliper for cooperating with the disc brake pad is installed at the outer side end of the support seat plate, the bottom of the disc brake pad is rotationally connected with the support seat plate, the top of the disc brake pad is fixedly connected with the top bearing plate, and a connecting rod which is vertically arranged and used for penetrating the inner hole of the cable reel is fixedly connected with the middle part of the top bearing plate.

[0005] Further, a first connecting flange is fixedly connected with the bottom surface of the top bearing plate, a second connecting flange is arranged below the disc brake pad, the lower end of the first connecting flange, the disc brake pad and the upper end of the second connecting flange are connected and fixed via a plurality of circumferentially distributed connecting screws, and the lower end of the second connecting flange is rotationally connected with the support seat plate.

[0006] Further, a circular ring-shaped bearing partition plate is fixedly connected with the top surface of the support seat plate, a first bearing is vertically arranged on the top surface of the bearing partition plate, the inner ring lower end of the first bearing is fixedly embedded into the inner hole of the bearing partition plate, limit blocks are arranged around the outer side of the bearing partition plate, one end of the limit blocks close to the bearing partition plate is provided with a circular arc surface for contacting the bearing partition plate and the first bearing, and the lower end of the second connecting flange extends into the upper end of the inner ring of the first bearing and is fixedly connected with the inner ring of the first bearing.

[0007] Further, the inner hole lower end of the second connecting flange is fixedly connected with a fixed partition plate, and a vertical through hole is arranged in the middle of the fixed partition plate; a vertical connecting lead screw is fixedly connected to the middle of the top surface of the support base plate, and a locking nut is screwed to the upper end of the connecting lead screw after passing through the bearing partition plate, the first bearing, the vertical through hole and the second connecting flange.

[0008] Further, one end of the bearing partition plate is provided with a connecting plate, and a disc brake fixing pin for limiting and fixing the disc brake caliper is fixedly connected to the top surface of the connecting plate.

[0009] Further, the disc brake caliper is a hydraulic disc brake caliper, the hydraulic disc brake caliper is connected with a hydraulic pedal through a hydraulic pipe, and the hydraulic pedal is used for driving the hydraulic disc brake caliper to act.

[0010] Further, a vertical connecting nut is fixedly connected to the middle of the top surface of the top load-bearing plate, an adjustable positioning block assembly for cooperating with and positioning the inner hole of the cable reel is arranged on the outer side of the connecting nut; a lower connecting screw and an upper connecting screw are respectively connected to the bottom and the top of the connecting rod, the lower connecting screw is screwed with the connecting nut, an adjusting sleeve is screwed on the upper connecting screw, and an adjustable rotating assembly for relative rotation with the inner hole of the cable reel is arranged on the outer side of the adjusting sleeve.

[0011] Further, three first connecting through holes that are circumferentially distributed around the axis of the connecting nut are arranged on the outer side of the connecting nut on the top load-bearing plate, and a plurality of arc-shaped adjustment holes are arranged between adjacent two first connecting through holes, and the arc-shaped adjustment holes are arranged in the direction of the arc of the connecting nut; the adjustable positioning block assembly comprises three arc-shaped positioning blocks that are circumferentially distributed around the axis of the connecting nut, the arc-shaped positioning blocks are arranged in the direction of the arc of the connecting nut, a second connecting through hole is arranged at one end of the arc-shaped positioning block, a positioning rod for plug-in cooperation with the adjustment hole is fixedly connected to the other end of the arc-shaped positioning block, and the arc-shaped positioning block and the top load-bearing plate are locked by a fastening screw that is screwed through the first connecting through hole and the second connecting through hole.

[0012] Further, the adjustable rotating assembly comprises an adjusting limiting plate that is fixedly connected to the lower end of the outer side wall of the adjusting sleeve and used for contacting the end surface of the cable reel, three radial sliding grooves that are circumferentially distributed around the axis of the adjusting sleeve are arranged on the adjusting limiting plate, a sliding bolt is vertically arranged in the radial sliding groove, fastening nuts are screwed to the upper and lower sides of the sliding bolt on the radial sliding groove, and a second bearing for relative rotation with the inner hole side wall of the cable reel is arranged between the fastening nut on the lower side of the radial sliding groove and the bolt head of the sliding bolt.

[0013] Another technical scheme adopted by the present application is a working method of the disc brake type cable release device.

[0014] Step S1: the connecting rod is horizontally penetrated through the inner hole of the cable reel, the adjusting limiting plate on the outer wall of the adjusting sleeve at one end of the connecting rod is abutted against the end face of the cable reel, the sliding bolt on the adjusting limiting plate extends into the inner hole of the cable reel, and the second bearing on the sliding bolt is in contact with the inner hole of the cable reel.

[0015] Step S2: the connecting nut on the top load-bearing plate is screwed with the lower connecting screw rod of the connecting rod, so that the top load-bearing plate is abutted against the end face of the cable reel, and the top load-bearing plate and the adjusting limiting plate axially position the cable reel.

[0016] Step S3: the cable reel is pushed to be vertically placed on the top load-bearing plate by manpower, and the support seat plate is supported on the ground.

[0017] Step S4: the wire end of the cable on the cable reel is pulled to release the cable.

[0018] Step S5: when the cable release of the cable reel needs to be braked, the hydraulic pedal is stepped by manpower, the hydraulic pedal drives the hydraulic disc brake caliper to act, the hydraulic disc brake caliper clamps the disc brake pad, and the braking is completed.

[0019] Compared with the prior art, the present application has the following effects: the structure design is reasonable, the use is convenient, the cable release of the cable reel is conveniently braked, and the situation that the cable is loosened on the ground due to too fast rotation speed of the cable reel is effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a schematic diagram of the front view of the embodiment of the present application;

[0021] Figure 2 is a schematic diagram of the embodiment of the present application;

[0022] Figure 3 is a schematic diagram of the embodiment of the present application;

[0023] Figure 4 is a schematic diagram of the embodiment of the present application;

[0024] Figure 5 is a schematic diagram of the embodiment of the present application;

[0025] Figure 6 is a schematic diagram of the embodiment of the present application;

[0026] Figure 7 is a schematic view of a front view of a use profile state of an embodiment of the application;

[0027] Figure 8 is a schematic view of an enlarged view of A in Figure 7

[0028] Figure 9 is a schematic view of an enlarged view of B in Figure 7

[0029] Figure 10 is a schematic view of a top view of a support seat plate cooperating with a top load-bearing plate in an embodiment of the application.

[0030] In the figure:

[0031] 1 - support seat plate; 2 - disc brake pad; 3 - top load-bearing plate; 4 - disc brake caliper; 5 - first connecting flange; 6 - second connecting flange; 7 - connecting screw; 8 - fixing nut; 9 - bearing partition plate; 10 - first bearing; 11 - fixing partition plate; 12 - connecting screw rod; 13 - locking nut; 14 - plain bearing; 15 - disc brake fixing pin; 16 - hydraulic pipe; 17 - hydraulic pedal; 18 - limit block; 181 - circular arc surface; 19 - connecting nut; 20 - cable reel; 201 - inner hole; 21 - adjustable positioning block assembly; 22 - connecting rod; 23 - lower connecting screw rod; 24 - upper connecting screw rod; 25 - adjusting sleeve; 26 - adjustable rotating assembly; 27 - adjusting hole; 28 - first connecting screw hole; 29 - arc-shaped positioning block; 30 - positioning rod; 31 - fastening screw; 32 - adjusting limit plate; 33 - radial sliding groove; 34 - sliding bolt; 35 - fastening nut; 36 - second bearing; 37 - rubber shock-absorbing pad; 38 - bolt. DETAILED DESCRIPTION

[0032] The application will be further described below in conjunction with the drawings and specific embodiments.

[0033] In the description of the application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0034] As Figures 1-10 ​​As shown, the disc brake type cable release device of the present application comprises a circular support seat plate 1, a circular disc brake plate 2 and a circular top bearing plate 3 arranged in sequence from bottom to top, a disc brake caliper 4 for clamping the disc brake plate 2 is installed at the outer side end of the support seat plate 1, the bottom of the disc brake plate 2 is rotationally connected with the support seat plate 1, and the two can rotate relative to each other; the top of the disc brake plate 2 is fixedly connected with the top bearing plate 3, and the top bearing plate 3 is used for supporting the cable reel 20; when the top bearing plate 3 rotates under the driving of the cable reel 20, the top bearing plate 3 drives the disc brake plate 2 to rotate synchronously, at this time, only the disc brake caliper 4 needs to be driven to work, and the disc brake plate 2 is clamped by the disc brake caliper 4, so that the cable reel 20 is braked during pay-off; the middle of the top bearing plate 3 is also fixedly connected with a vertical connection rod 22 for penetrating the inner hole 201 of the cable reel.

[0035] In the embodiment, the bottom surface of the top bearing plate 3 is welded with a circular first connecting flange 5, the lower side of the disc brake plate 2 is provided with a circular second connecting flange 6, the outer side wall of the lower end of the first connecting flange 5 is provided with a plurality of first connecting ears which are circumferentially and uniformly distributed around the axis of the first connecting flange 5, the outer side wall of the upper end of the second connecting flange 6 is provided with a plurality of second connecting ears which are circumferentially and uniformly distributed around the axis of the second connecting flange 6, the positions of the plurality of second connecting ears correspond to the positions of the plurality of first connecting ears, the first connecting flange 5, the disc brake plate 2 and the second connecting flange 6 are locked and fixed by the cooperation of the connecting screw 7 and the fixing nut 8 which pass through the second connecting ear, the disc brake plate 2 and the first connecting ear from bottom to top, and the lower end of the second connecting flange 6 is rotationally connected with the support seat plate 1.

[0036] In the embodiment, the top surface of the support seat plate 1 is coaxially provided with a circular bearing partition plate 9, the outer circumferential surface of the bearing partition plate 9 is provided with three connecting parts, the connecting parts are locked and fixed with the support seat plate 1 via bolts 38, and the fixed connection between the bearing partition plate 9 and the support seat plate 1 is realized. The top surface of the bearing partition plate 9 is vertically provided with a first bearing 10, and the first bearing 10 is a single-row tapered roller bearing. Since the inner ring lower end of the tapered roller bearing protrudes from the outer ring, the tapered roller bearing is embedded into the inner hole of the bearing partition plate 9 by using the protruding place, and the fixed installation of the tapered roller bearing is completed. The lower end of the second connecting flange 6 extends into the upper end of the inner ring of the first bearing 10 and is fixed with the inner ring of the first bearing 10, so that the inner ring of the first bearing is driven to rotate when the second connecting flange 6 rotates, and the tapered roller bearing is used to mainly bear the rotating action.

[0037] In this embodiment, in order to conveniently limit and fix the bearing partition plate 9 and the first bearing, the outer side of the bearing partition plate 9 is provided with a limiting block 18 fixedly connected to the top surface of the support base plate 1, and the end of the limiting block 18 close to the bearing partition plate 9 is provided with a circular arc surface 181 used for contacting the peripheral surface of the bearing partition plate 9 and the first bearing 10. The circular arc surface of the limiting block on the periphery can fix the bearing partition plate and the first bearing.

[0038] In this embodiment, the inner hole of the second connecting flange 6 is welded with a fixed partition plate 11, and the middle part of the fixed partition plate 11 is provided with a vertical through hole; the top surface of the support base plate 1 is fixedly connected with a connecting screw rod 12 vertically arranged, the upper end of the connecting screw rod 12 passes through the bearing partition plate 9, the first bearing 10, the vertical through hole and the second connecting flange 6, and is screwed with a locking nut 13, the locking nut 13 and the top surface of the fixed partition plate 11 are provided with a plane bearing 14 sleeved on the outer side of the connecting screw rod 12, and the plane bearing 14 is a thrust ball plane one-way bearing.

[0039] In this embodiment, one end of the bearing partition plate 9 is provided with a connecting plate, and the top surface of the connecting plate is fixedly connected with a disc brake fixing pin 15 used for limiting and fixing the disc brake caliper 4. The disc brake caliper 4 is a hydraulic disc brake caliper, and the hydraulic disc brake caliper is connected with a hydraulic pedal 17 through a hydraulic pipe 16, and the hydraulic pedal 17 is used for driving the hydraulic disc brake caliper to act. It should be noted that the hydraulic disc brake caliper can also be driven by a handheld handle. It should be noted that the hydraulic disc brake caliper is a mature product, and its structure will not be described in detail here. The disc brake structure composed of the hydraulic disc brake caliper and the disc brake plate can adopt the disc brake of the existing electric vehicle front wheel.

[0040] In this embodiment, the top surface of the top bearing plate 3 is welded with a connecting nut 19 vertically arranged in the middle part, and the outer side of the connecting nut 19 is provided with an adjustable positioning block assembly 21 used for cooperating with and positioning the inner hole 201 of the cable reel 20; the bottom and top of the connecting rod 22 are welded with a lower connecting screw rod 23 and an upper connecting screw rod 24 respectively, the lower connecting screw rod 23 is screwed with the connecting nut 19, so as to realize the connection and fixation of the connecting rod 22 and the top bearing plate 3, the upper connecting screw rod 24 is screwed with an adjusting sleeve 25, and the outer side of the adjusting sleeve 25 is provided with an adjustable rotating assembly 26 used for relatively rotating with the inner hole 201 of the cable reel 20.

[0041] In the embodiment, the top load-bearing plate 3 is provided with three first connecting through holes 28 which are circumferentially and evenly distributed around the axis of the connecting nut 19 on the outer side of the connecting nut 19, and a plurality of arc-shaped adjustment holes 27 are arranged between every two adjacent first connecting through holes 28, and the arc opening direction of the plurality of adjustment holes 27 is towards the connecting nut 19. The adjustable positioning block assembly 21 comprises three arc-shaped positioning blocks 29 which are circumferentially and evenly distributed around the axis of the connecting nut 19, the arc opening of the arc-shaped positioning block 29 is towards the axis of the connecting nut 19, each arc-shaped positioning block 29 corresponds to a plurality of arc-shaped adjustment holes, one end of the arc-shaped positioning block 29 is provided with a second connecting through hole, and the other end is fixedly connected with a positioning rod 30 which is used for plug-in cooperation with the adjustment hole 27, and the arc-shaped positioning block 29 and the top load-bearing plate 3 are locked and fixed through the fastening screw 31 which is threadedly arranged in the first connecting through hole 28 and the second connecting through hole. By using the three arc-shaped positioning blocks which are matched with the inner hole of the cable reel, the cable reel can be positioned, and when the fastening screw is loosened, the arc-shaped positioning block is rotated around the fastening screw, the positioning rod is matched with other adjustment holes, the position of the arc-shaped positioning block can be adjusted, and then the cable reel with different inner hole diameters can be adapted.

[0042] In the embodiment, the adjustable rotating assembly 26 comprises a triangular-shaped adjustment limiting plate 32 which is fixedly connected to the lower end of the outer side wall of the adjusting sleeve 25 and is used for contacting the end surface of the cable reel 20, the adjustment limiting plate 32 is provided with three radial sliding grooves 33 which are circumferentially and evenly distributed around the axis of the adjusting sleeve 25, a sliding bolt 34 is vertically arranged in the radial sliding groove 33, fastening nuts 35 are threadedly connected to the upper and lower sides of the radial sliding groove 33, the fastening nut 35 located on the lower side of the radial sliding groove 33 is arranged between the bolt head of the sliding bolt 34 and the second bearing 36 which is used for relative rotation with the side wall of the inner hole 201 of the cable reel 20, and the second bearing 36 is a ball bearing. By installing the second bearing on the sliding bolt, when the connecting rod penetrates the inner hole of the cable reel, the adjustment limiting plate abuts against the end surface of the cable reel, the sliding bolt on the adjustment limiting plate extends into the inner hole of the cable reel, the second bearing on the sliding bolt contacts the inner hole of the cable reel, and the second bearing can act as a pulley and can relatively rotate when the cable reel rotates. By using the three sliding bolts which can move along the radial sliding groove, the diameter of the circular plane where the three sliding bolts are located can be expanded or reduced by adjusting the positions of the three sliding bolts, and then the cable reel with different inner hole diameters can be adapted, and the flexibility is good.

[0043] In the embodiment, the axis of the connecting nut 19, the top load-bearing plate 3, the first connecting flange 5, the disc brake pad 2, the second connecting flange 6, the fixed partition plate 9, the first bearing, the plane bearing, the bearing partition plate 9 and the support seat plate 1 coincide.

[0044] In this embodiment, the bottom surface of the support base plate 1 is fixed with a rubber shock pad 37 by means of adhesive or screw fixation, for buffering the damage of the whole caused by mechanical force.

[0045] Specific working process: in the initial state, the cable reel 20 is horizontally placed on the ground, the connecting rod 22 is separated from the connecting nut 19 on the top load plate 3, and the working method comprises the following steps:

[0046] Step S1: the connecting rod 22 is horizontally penetrated along the inner hole 201 of the cable reel 20, the adjusting limiting plate 32 on the outer wall of the adjusting sleeve 25 at one end of the connecting rod 22 is abutted with the end surface of the cable reel 20, the sliding bolt 34 on the adjusting limiting plate 32 extends into the inner hole 201 of the cable reel 20, the second bearing 36 on the sliding bolt 34 is in contact with the inner hole 201 of the cable reel 20, and the second bearing and the inner hole of the cable reel can rotate relative to each other;

[0047] Step S2: the connecting nut 19 on the top load plate 3 is screwed with the lower connecting screw rod 23 of the connecting rod 22, so that the top load plate 3 is abutted with the end surface of the cable reel 20, and the top load plate 3 and the adjusting limiting plate 32 axially position the cable reel 20;

[0048] Step S3: the cable reel 20 is pushed to be vertically placed on the top load plate 3 by manpower, and the support base plate 1 is supported on the ground;

[0049] Step S4: the wire head of the cable on the cable reel 20 is pulled to release the cable;

[0050] Step S5: when the cable reel 20 needs to be braked, the hydraulic pedal 17 is stepped by manpower, the hydraulic pedal 17 drives the hydraulic disc brake caliper 4 to act, the hydraulic disc brake caliper 4 clamps the disc brake pad 2, and the braking is completed. It should be noted that after the cable reel is vertically placed on the top load plate, the connecting rod can also be rotated out, so that the connecting nut on the top load plate is separated from the connecting rod, the connecting rod is installed on other release devices, and the connecting rod is continued to be used, so that the connecting rod becomes shared.

[0051] If the present application discloses or involves mutually fixed and connected parts or structural members, unless otherwise stated, the fixed connection can be understood as: detachable fixed connection (such as bolt or screw connection), and can also be understood as: non-detachable fixed connection (such as riveting, welding), of course, the mutual fixed connection can also be replaced by an integral structure (such as using casting process to integrally form and manufacture), except that it is obviously impossible to use integral forming process.

[0052] In addition, the terms used to represent the position relationship or shape in any of the technical solutions disclosed in the present application include the state or shape similar, similar or close to the above, unless otherwise stated.

[0053] Any of the components provided herein can be assembled from a plurality of individual components or can be a single component manufactured by a unitary forming process.

[0054] It should be noted that the above-mentioned embodiments are only used to illustrate but not to limit the present application; although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific implementation of the present application can be modified or some technical features can be replaced by equivalent; without departing from the spirit of the technical scheme of the present application, all of them should be covered in the technical scheme range of the present application.

Claims

1. A disc brake cable release, characterized by: Including from bottom to top parallelly arranged support seat plate, disc brake pad and top bearing plate, the outer side end of the support seat plate is provided with disc brake caliper for cooperating with disc brake pad, the bottom of the disc brake pad is rotatably connected with the support seat plate, the top of the disc brake pad is fixedly connected with the top bearing plate, the middle part of the top bearing plate is fixedly connected with the vertically arranged connecting rod for penetrating the inner hole of the cable tray; The top surface of the top bearing plate is fixedly connected with a vertically arranged connecting nut, the outer side of the connecting nut is provided with an adjustable positioning block assembly for cooperating with the inner hole of the cable tray and positioning; The bottom and top of the connecting rod are respectively connected with a lower connecting screw rod and an upper connecting screw rod, the lower connecting screw rod is screwed with the connecting nut, the upper connecting screw rod is screwed with an adjusting sleeve, the outer side of the adjusting sleeve is provided with an adjustable rotating assembly for relative rotation with the inner hole of the cable tray; The outer side of the connecting nut on the top bearing plate is provided with three first connecting through holes which are circumferentially distributed around the axis of the connecting nut, a plurality of arc-shaped adjustment holes are arranged between adjacent two first connecting through holes, and the arc-shaped direction of the plurality of adjustment holes faces the connecting nut; The adjustable positioning block assembly comprises three arc-shaped positioning blocks which are circumferentially distributed around the axis of the connecting nut, the arc-shaped positioning block has an arc opening facing the axis of the connecting nut, one end of the arc-shaped positioning block is provided with a second connecting through hole, and the other end is fixedly connected with a positioning rod for plug-in cooperation with the adjustment hole, and the arc-shaped positioning block and the top bearing plate are locked by a fastening screw threaded through the first connecting through hole and the second connecting through hole; The adjustable rotating assembly comprises an adjusting limiting plate fixedly connected to the lower end of the outer side wall of the adjusting sleeve and used for contacting the end surface of the cable tray, the adjusting limiting plate is provided with three radial sliding grooves which are circumferentially distributed around the axis of the adjusting sleeve, a sliding bolt is vertically threaded in the radial sliding groove, fastening nuts are screwed with the bolt head of the sliding bolt on the upper and lower sides of the radial sliding groove, and a second bearing for relative rotation with the inner hole side wall of the cable tray is arranged between the fastening nut on the lower side of the radial sliding groove and the bolt head of the sliding bolt; The bottom surface of the top bearing plate is fixedly connected with a first connecting flange, the lower side of the disc brake pad is provided with a second connecting flange, the lower end of the first connecting flange, the disc brake pad and the upper end of the second connecting flange are connected and fixed by a plurality of circumferentially distributed connecting screws, and the lower end of the second connecting flange is rotatably connected with the support seat plate. The top surface of the bearing partition plate is fixedly connected with a circular ring-shaped bearing partition plate, a first bearing is vertically arranged on the top surface of the bearing partition plate, the inner hole of the bearing partition plate is fixedly embedded with the lower end of the inner ring of the first bearing, and the outer side of the bearing partition plate is provided with a limiting block, one end of the limiting block close to the bearing partition plate is provided with a circular arc surface for contacting the bearing partition plate and the first bearing; The lower end of the second connecting flange extends into the upper end of the inner ring of the first bearing and is fixed with the inner ring of the first bearing.

2. A disc brake cable release according to claim 1, wherein: The inner hole lower end of the second connecting flange is fixedly connected with a fixed partition plate, a vertical through hole is arranged in the middle of the fixed partition plate; the top surface of the supporting seat plate is fixedly connected with a vertically arranged connecting lead screw, the upper end of the connecting lead screw passes through the bearing partition plate, the first bearing, the vertical through hole and the second connecting flange, and a locking nut is screwed on the upper end of the connecting lead screw, and a flat bearing is arranged on the outer side of the connecting lead screw between the locking nut and the top surface of the fixed partition plate.

3. A disc brake cable release as claimed in claim 1, wherein: One end of the bearing partition plate is provided with a connecting plate, and a disc brake fixing pin for limiting and fixing the disc brake caliper is fixedly connected to the top surface of the connecting plate.

4. A disc brake cable release as claimed in claim 1, wherein: The disc brake caliper is a hydraulic disc brake caliper, and the hydraulic disc brake caliper is connected with a hydraulic pedal through a hydraulic pipe, and the hydraulic pedal is used to drive the hydraulic disc brake caliper to act.

5. A method of operating a disc brake cable release, characterized by: The disc brake cable release device comprises a disc brake cable release device, and the initial state is that the cable drum is horizontally placed on the ground, the connecting rod is separated from the connecting nut on the top bearing plate, and the working method comprises the following steps: Step S1: the connecting rod is horizontally penetrated through the inner hole of the cable drum, the adjusting limiting plate on the outer side wall of the adjusting sleeve at one end of the connecting rod is abutted with the end surface of the cable drum, the sliding bolt on the adjusting limiting plate extends into the inner hole of the cable drum, and the second bearing on the sliding bolt is in contact with the inner hole of the cable drum; Step S2: the connecting nut on the top bearing plate is screwed with the lower connecting lead screw of the connecting rod, so that the top bearing plate is abutted with the end surface of the cable drum, and the top bearing plate and the adjusting limiting plate axially position the cable drum; Step S3: the cable drum is pushed to be vertically placed on the top bearing plate by manpower, and the supporting seat plate is supported on the ground; Step S4: the wire end of the cable on the cable drum can be pulled out; Step S5: when the cable drum needs to be braked, the hydraulic pedal is stepped by manpower, the hydraulic pedal drives the hydraulic disc brake caliper to act, the hydraulic disc brake caliper clamps the disc brake pad, and the braking is completed.

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