Tail rope winding and unwinding device for rope winding and unwinding control system

Abstract

The invention relates to a tail rope take-up and pay-off device for a rope take-up and pay-off control system in the field of capstan devices.The tail rope take-up and pay-off device comprises a servo motor, a center shaft, a take-up reel, a rope arranger, a guide rod and a limiter, when tail rope take-up work is conducted, power generated by the servo motor is transmitted to the center shaft through a speed reducer and a transmission block, and the center shaft is driven by the guide rod to rotate; meanwhile, rotation of the center shaft can be transmitted to the guide rod through the rope arranger, the guide rod is driven to rotate, the limiting stopper in threaded connection with the guide rod can move in the axial direction of the threaded part like the ball screw under the constraint effect of the limiting frame, the tail rope is guided to be evenly wound on the take-up reel, and therefore the tail rope can be wound on the take-up reel. Therefore, the tail rope is more uniformly distributed on the take-up reel, the non-uniform overall weight distribution of the take-up reel is not easily caused, and the stability and safety of the tail rope winding device in the subsequent transportation and storage process are not easily influenced.

Description

TECHNICAL FIELD

[0001] The present application relates to a tail rope winding device, in particular to a tail rope winding device for a rope control system applied in the field of winch devices. BACKGROUND

[0002] The electric one-to-four tail rope automatic winding device for winching is an automatic device combined with winching, which aims to replace manual winding of rope, reduce personnel configuration, reduce labor intensity, and improve the safety of engineering construction. The device takes a servo motor as a power source, ensures that the tail rope between the winding reel and the winching drum always maintains effective tension through constant torque control, and is mainly composed of a power structure, a speed reduction structure, a transmission structure, an electric control box, and a power transformation module. When working, the servo motor drives the speed reducer, and the output shaft of the speed reducer drives the winding reel to wind and unwind the tail rope.

[0003] Chinese patent CN202411205563.4 specification discloses an electric winching tail rope automatic winding device, which can automatically wind and unwind the tail rope through the automatic winding device, is simple to operate, saves manpower, saves winding time, improves the efficiency of tail rope winding, improves the convenience of use, can clean the tail rope during winding, prevents dust, leaves and other impurities from sticking to the tail rope, reduces the wear of the winching roller and the tail rope, and prolongs the service life of the winching roller and the tail rope. Chinese patent CN202411123649.2 specification discloses an intelligent winching constant tension cooperative control system, which cooperatively controls the intelligent winching machine module and the intelligent electric tail rope collection module by using the intelligent control cabinet module, so that the linear velocity difference between the winching machine and the intelligent electric tail rope collection device is stably kept within a pre-set range, constant tension is achieved, the upper limit value of the tail rope tension is limited by using the overrunning clutch, secondary adjustment of the tension is performed, and constant tension control of the intelligent winching machine module under various complex working conditions such as winding, unwinding, acceleration, deceleration, starting, and braking is realized.

[0004] In the prior art, the tail rope winding device has been realized to automatically wind and unwind the tail rope, and to intelligently tension and control the speed of the tail rope during winding and unwinding, thereby improving the efficiency and safety of tail rope winding. However, if the position of the tail rope on the winding reel cannot be effectively controlled during winding and unwinding of the tail rope, it is easy to cause uneven distribution of the tail rope on the winding reel, which not only affects the winding amount of the tail rope on the winding reel, but also easily leads to uneven distribution of the overall weight of the winding reel, affecting the stability and safety of the tail rope winding device during subsequent transportation and storage. SUMMARY

[0005] In view of the prior art, the technical problem to be solved by the present application is that when the position of the tail rope on the take-up reel cannot be effectively controlled, the tail rope is easily unevenly distributed on the take-up reel, which easily causes uneven distribution of the overall weight of the take-up reel, and affects the stability and safety of the tail rope winding device in the subsequent transportation and storage process.

[0006] To solve the above problems, the present application provides a tail rope winding device for a take-up and pay-off rope control system, which comprises a rack, the rack comprising a rack main body, the upper end of the rack main body being fixedly connected with a pair of supports one and a pair of supports two, a guide rod being rotatably connected between the two supports one, a speed reducer being fixedly connected at the end of one support two away from the other support two, a servo motor being fixedly connected at the end of the speed reducer away from the support two, a central shaft being connected between the two support two, the two ends of the central shaft being fixedly connected with transmission blocks, a pin shaft being connected on the transmission blocks, one transmission block being fixedly connected with the power output end of the speed reducer, the other transmission block being fixedly connected with a rope distributor, the rope distributor being rotatably connected with the guide rod at the end away from the transmission block. The rope distributor comprises a driving sprocket connected with the central shaft through the transmission block and a driven sprocket fixedly connected with the guide rod, a chain being connected between the driving sprocket and the driven sprocket, the guide rod comprising a smooth part and a threaded part, the threaded part being located at the middle part of the guide rod, a limiting frame matching the position of the guide rod being fixedly connected in the rack main body, a limiting device being threadedly connected on the threaded part, and the limiting frame penetrating the lower part of the limiting device, the limiting device comprising a sliding part connected with the limiting frame and the threaded part and a guide wheel located at the upper end of the sliding part.

[0007] In the above-mentioned tail rope winding device for a take-up and pay-off rope control system, the tail rope is guided to be evenly wound on the take-up reel, so that the take-up reel is evenly distributed as a whole after winding, facilitating subsequent transportation and storage work.

[0008] As a further improvement of the present application, a tension sprocket is connected on the side wall of the rack main body close to the rope distributor, the tension sprocket being in contact with the chain, the existence of the tension sprocket can tension the chain, increase the transmission efficiency of the chain, and increase the reliability of the chain transmission, so that the chain is not easy to come off.

[0009] As a further improvement of the present application, an outer cover is sleeved on the outside of the rope distributor, the outer cover being fixedly connected with the side wall of the rack main body, protecting the whole rope distributor, so that the rope distributor is not easily affected by dust and debris in the working environment, and the transmission function of the rope distributor is not easily affected.

[0010] As a further improvement of the present application, a manual turntable is fixedly connected at the end of the guide rod away from the rope distributor, a rotating handle being fixedly connected at the end of the manual turntable away from the guide rod, before the tail rope winding work, the guide rod can be rotated by the manual turntable to move the limiting device to a position away from the rope distributor, completing the preparation work.

[0011] As a further improvement of the present application, the smooth part is sleeved with a connecting sleeve near one side of the rope arranging device, the connecting sleeve can limit the moving position of the position limiter, avoid the position limiter moving out of the winding range of the winding disc, and avoid the tail rope winding accident.

[0012] As a further improvement of the present application, the safety transmission structure is used to replace the transmission block, the safety transmission structure comprises a protection member and a connecting member, a tension spring is fixedly connected between the protection member and the connecting member, the speed reducer comprises a speed reducer body, one end of the speed reducer body is fixedly connected with a fixed part, a power output end of the speed reducer body penetrates through the speed reducer body and is connected with the protection member, the protection member comprises a protection member body, one end of the protection member body close to the speed reducer is drilled with a key groove one matched with the power output end of the speed reducer body, a plurality of connecting piles are fixedly connected at one end of the protection member body away from the speed reducer body, the connecting piles are fixedly connected with the connecting member at one end away from the protection member body, and a positioning groove is drilled at the connection position of the connecting piles, the protection member body and the connecting member; The fixed part is fixedly connected with a brake member matched with the protection member, the brake member comprises a mounting base fixedly connected with the fixed part, and a brake key is fixedly connected at one end of the mounting base away from the fixed part.

[0013] As a further improvement of the present application, a discharging groove matched with the position of the brake groove is drilled on the side wall of the connecting member body, a collecting cover matched with the position of the discharging groove is fixedly connected on the side wall of the connecting member body, the connecting piles are made of magnetic material, the position of the collecting cover matched with the discharging groove is made of non-magnetic material, and the remaining position of the collecting cover is made of magnetic rubber, the residual part of the broken connecting pile enters into the collecting cover through the discharging groove and is fixedly adsorbed by the collecting cover, so that the residual part of the connecting pile is easily fallen into the collecting cover, and the influence on the brake cooperation between the connecting member and the brake member is reduced.

[0014] As a further improvement of the present application, a chamfer one is drilled at the opening of the brake groove, and a chamfer two matched with the chamfer one is drilled at one end of the brake key close to the connecting member, so as to facilitate the cooperation of the connecting member and the brake member, and facilitate the completion of the brake work.

[0015] In summary, in the present application, when the tail rope winding work is carried out, the power generated by the servo motor is transmitted to the center shaft through the speed reducer and the transmission block, and drives the winding disc to rotate, so that the tail rope can be wound on the winding disc. At the same time, the rotation of the center shaft will be transmitted to the guide rod through the rope distributor, driving the guide rod to rotate. The limiters threaded with the guide rod will move in the axial direction of the threaded part under the constraint of the limiting frame, guiding the tail rope to be evenly wound on the winding disc. The winding position of the tail rope on the winding disc is controlled by the limiter, so that the tail rope is more evenly distributed on the winding disc, and the stability and safety of the tail rope winding device in the subsequent transportation and storage process are not easily affected.

[0016] At the same time, the safety transmission structure is additionally provided, so that when overload occurs during the tail rope winding process, the power output end of the speed reducer is disconnected from the center shaft and idles, so that the speed reducer and the servo motor are not easily overloaded and burned out. At the same time, the connecting piece connected with the center shaft cooperates with the brake piece to realize self-locking of the center shaft and the winding disc, so that the tail rope wound on the winding disc is not easy to loosen again, and the safety of the tail rope winding device is increased. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the tail rope winding and unwinding device of the first embodiment of the present application. Figure 2 It is a top view of the tail rope winding and unwinding device of the first embodiment of the present application. Figure 3 It is a structure schematic view of the speed reducer of the tail rope winding and unwinding device of the second embodiment of the present application. Figure 4 It is a side sectional view of the speed reducer of the tail rope winding and unwinding device of the second embodiment of the present application. Figure 5 It is a structure schematic view of the connecting piece of the second embodiment of the present application. Figure 4 Figure 6 It is a structure schematic view of the connecting piece of the second embodiment of the present application. Figure 1 Figure 7 It is a structure schematic view of the connecting piece of the second embodiment of the present application. Figure 2 Figure 8 It is a structure schematic view of the protection piece of the second embodiment of the present application. Figure 9 It is a structure schematic view of the brake piece of the second embodiment of the present application. Figure 10 It is a structure schematic view of the collection cover of the second embodiment of the present application.

[0018] Explanation of reference numerals in the drawings: ​​​1frame, 101frame body, 102support one, 103support two, 2servo motor, 3speed reducer, 301speed reducer body, 302fixed part, 4transmission block, 5pin shaft, 6central shaft, 7take-up reel, 8limit support, 9guide rod, 901smooth part, 902threaded part, 10manual turntable, 11limit stopper, 12rope dispenser, 1201driving sprocket, 1202driven sprocket, 1203chain, 1204tension sprocket, 13outer cover, 14connecting sleeve, 15protective piece, 1501protective piece body, 1502key groove one, 1503connecting pile, 1504positioning groove, 1505limiting block, 16collection cover, 17stretching spring, 18connecting piece, 1801connecting piece body, 1802brake groove, 1803chamfer one, 1804discharge groove, 1805key groove two, 19brake piece, 1901mounting base, 1902brake key. DETAILED DESCRIPTION

[0019] Two embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0020] The first embodiment is as follows. Figures 1-2 A tail rope winding and unwinding device for a winding and unwinding control system is shown, which comprises a frame 1, the frame 1 comprising a frame body 101, the upper end of the frame body 101 being fixedly connected with a pair of support one 102 and a pair of support two 103, a guide rod 9 being rotatably connected between the two support one 102, the end of one support two 103 away from the other support two 103 being fixedly connected with a speed reducer 3, the end of the speed reducer 3 away from the support two 103 being fixedly connected with a servo motor 2, a central shaft 6 being connected between the two support two 103, both ends of the central shaft 6 being fixedly connected with a transmission block 4, the transmission block 4 being connected with a pin shaft 5, one transmission block 4 being fixedly connected with the power output end of the speed reducer 3, the other transmission block 4 being fixedly connected with a rope dispenser 12, the end of the rope dispenser 12 away from the transmission block 4 being rotatably connected with the guide rod 9. The rope dispenser 12 comprises a driving sprocket 1201 connected with the central shaft 6 through the transmission block 4 and a driven sprocket 1202 fixedly connected with the guide rod 9, the driving sprocket 1201 and the driven sprocket 1202 being connected with a chain 1203 therebetween, the guide rod 9 comprising a smooth part 901 and a threaded part 902, the threaded part 902 being located at the middle part of the guide rod 9, a limit support 8 being fixedly connected in the frame body 101 and matching the position of the guide rod 9, a limit stopper 11 being threadedly connected on the threaded part 902, and the limit support 8 penetrating the lower part of the limit stopper 11, the limit stopper 11 comprising a sliding part connected with the limit support 8 and the threaded part 902 and a guide wheel located at the upper end of the sliding part.

[0021] In the application, the end of the tail rope fixedly connected with the take-up reel 7 passes through the guide wheel of the limiter 11 and is fixedly connected with the take-up reel 7, when the overall height of the tail rope is higher than the limiter 11, the tail rope passes through the lower side of the guide wheel, and when the overall height of the tail rope is lower than the limiter 11, the tail rope passes through the upper side of the guide wheel, so that the guide wheel has the guiding function and the tensioning function at the same time, and the winding process of the tail rope is more smooth.

[0022] When the tail rope winding work is performed, the power generated by the servo motor 2 is transmitted to the central shaft 6 through the speed reducer 3 and the transmission block 4, and drives the take-up reel 7 to rotate, so that the tail rope can be wound onto the take-up reel 7, and the rotation of the central shaft 6 is transmitted to the guide rod 9 through the rope distributor 12, drives the guide rod 9 to rotate, and the limiter 11 threadedly connected with the guide rod 9 moves in the axial direction of the threaded portion 902 under the constraint of the limiting frame 8, like a ball screw, guiding the tail rope to be evenly wound on the take-up reel 7, so that the take-up reel is evenly distributed after winding is completed, facilitating subsequent transportation and storage work.

[0023] In particular, in order to facilitate display, the proportions of various structures in the application are not strictly drawn according to the proportions, and those skilled in the art can draw the proportions of various structures according to actual working conditions, such as the diameter ratio of the driving sprocket 1201 and the driven sprocket 1202, which can be set to an appropriate ratio, so that after the take-up reel 7 winds the tail rope of the predetermined length, the limiter 11 moves from the position away from the rope distributor 12 to the position close to the rope distributor 12.

[0024] At the same time, the electrical structure of the application, including but not limited to the control and power supply mode of the servo motor 2, is also known to those skilled in the art, and therefore is not disclosed in detail in the application, and those skilled in the art can reasonably design according to the existing technology to meet the use requirements of the application.

[0025] The side wall of the rack main body 101 close to the rope distributor 12 is connected with a tension sprocket 1204, the tension sprocket 1204 is in contact with the chain 1203, the existence of the tension sprocket 1204 can tension the chain 1203, so that the transmission efficiency of the chain 1203 is increased, and the reliability of the chain 1203 transmission is increased, and the chain 1203 is not easy to appear the phenomenon of disengagement, the outer side of the rope distributor 12 is sleeved with an outer cover 13, the outer cover 13 is fixedly connected with the side wall of the rack main body 101, and the rope distributor 12 is protected as a whole, so that the rope distributor 12 is not easy to be affected by dust and sundries in the working environment, and the transmission effect of the rope distributor 12 is not easy to be affected.

[0026] The end of the guide rod 9 away from the rope dispenser 12 is fixedly connected with a manual rotating disc 10, and the end of the manual rotating disc 10 away from the guide rod 9 is fixedly connected with a rotating handle. Before the tail rope winding work is performed, the guide rod 9 can be rotated by using the manual rotating disc 10 to move the position limiter 11 away from the rope dispenser 12, and the preparation work is completed. The side of the smooth part 901 close to the rope dispenser 12 is sleeved with a connecting sleeve 14, and the connecting sleeve 14 can limit the moving position of the position limiter 11, so as to avoid that the position limiter 11 moves out of the winding range of the take-up reel 7 and tail rope winding accidents are not easily caused.

[0027] In the embodiment, the winding position of the tail rope on the take-up reel 7 is controlled by using the position limiter 11 during the winding process of the take-up reel 7, so that the tail rope is more evenly distributed on the take-up reel 7, the overall weight distribution of the take-up reel 7 is not easily uneven, and the stability and safety of the tail rope winding device in the subsequent transportation and storage process are not easily affected.

[0028] The second embodiment is as follows: Figures 3-10 In the application, the safety transmission structure is used to replace the transmission block 4. The safety transmission structure includes a protection piece 15 and a connecting piece 18. The protection piece 15 is fixedly connected with the connecting piece 18 through a tension spring 17. The speed reducer 3 includes a speed reducer main body 301. The end of the speed reducer main body 301 is fixedly connected with a fixed part 302. The power output end of the speed reducer main body 301 penetrates through the speed reducer main body 301 and is connected with the protection piece 15. The protection piece 15 includes a protection piece main body 1501. The end of the protection piece main body 1501 close to the speed reducer 3 is drilled with a key groove one 1502 matched with the power output end of the speed reducer main body 301. The end of the protection piece main body 1501 away from the speed reducer main body 301 is fixedly connected with a plurality of connecting stakes 1503. The ends of the plurality of connecting stakes 1503 away from the protection piece main body 1501 are fixedly connected with the connecting piece 18. The connecting places of the plurality of connecting stakes 1503 with the protection piece main body 1501 and the connecting piece 18 are drilled with positioning grooves 1504. The fixed part 302 is fixedly connected with a brake piece 19 matched with the protection piece 15 in position. The brake piece 19 includes a mounting base 1901 fixedly connected with the fixed part 302. The end of the mounting base 1901 away from the fixed part 302 is fixedly connected with a brake key 1902. The connecting piece 18 includes a connecting piece main body 1801. The end of the connecting piece main body 1801 close to the protection piece 15 is drilled with a brake groove 1802 matched with the brake key 1902. The end of the connecting piece main body 1801 away from the brake groove 1802 is drilled with a key groove two 1805 matched with the central shaft 6. The end of the protection piece main body 1501 close to the connecting piece 18 is fixedly connected with a position limiter 1505 matched with the brake groove 1802.

[0029] In this embodiment, when overload occurs during the tail rope winding process of the tail rope winding device, the plurality of connecting stakes 1503 for connecting the protection body 1501 and the connecting piece 18 are broken along the positioning groove 1504, at this time, under the action of the tensile spring 17 in the tensile state, the connecting piece 18 is pulled as a whole towards the direction of the brake piece 19 until the brake key 1902 is inserted into the brake groove 1802, at this time, the one end of the connecting piece 18 connected with the central shaft 6 is still inserted into the key groove two 1805, at this time, the power output end of the speed reducer 3 is in an idle state, and the central shaft 6 and the connecting piece 18 are blocked by the brake piece 19, so that the winding disc 7 is self-locked, and the tail rope wound on the winding disc 7 is not easy to loosen again, and in particular, before the winding disc 7 is self-locked, the central shaft 6 and the connecting piece 18 are blocked by the brake piece 19 after rotating a certain number of turns.

[0030] The side wall of the connecting piece body 1801 is provided with a discharging groove 1804 matched with the position of the brake groove 1802, the side wall of the connecting piece body 1801 is fixedly connected with a collecting cover 16 matched with the position of the discharging groove 1804, the connecting stake 1503 is made of magnetic material, the position of the collecting cover 16 matched with the discharging groove 1804 is made of non-magnetic material, and the rest of the collecting cover 16 is made of magnetic rubber, the broken connecting stake 1503 is entered into the collecting cover 16 through the discharging groove 1804 and is adsorbed and fixed by the collecting cover 16, so that the broken connecting stake 1503 is easily fallen into the collecting cover 16, and the influence on the brake cooperation of the connecting piece 18 and the brake piece 19 is reduced.

[0031] The opening of the brake groove 1802 is provided with a chamfer one 1803, and the end of the brake key 1902 close to the connecting piece 18 is provided with a chamfer two matched with the chamfer one 1803, so as to facilitate the cooperation of the rotating connecting piece 18 and the brake piece 19 and the completion of the brake work.

[0032] Compared with the first embodiment, in this embodiment, the safety transmission structure is additionally provided, so that when overload occurs during the tail rope winding process, the power output end of the speed reducer 3 is disconnected from the central shaft 6 and idles, the connecting piece 18 connected with the central shaft 6 cooperates with the brake piece 19 to self-lock the central shaft 6 and the winding disc 7, so that the tail rope wound on the winding disc 7 is not easy to loosen again, and the safety of the tail rope winding device is increased, but the use cost of this embodiment is obviously higher than that of the first embodiment, and the person skilled in the art should make a reasonable selection.

[0033] The above-mentioned embodiments adopted by the present application are not limited to the scope of the present application, and various changes made within the knowledge of the person skilled in the art without departing from the concept of the present application still fall within the protection scope of the present application.

Claims

1. A tail rope retracting and releasing device for a rope retracting and releasing control system, comprising a frame (1), characterized in that: The frame (1) includes a frame body (101), the upper end of the frame body (101) is fixedly connected to a pair of brackets 1 (102) and a pair of brackets 2 (103), a guide rod (9) is rotatably connected between the two brackets 1 (102), one end of one bracket 2 (103) away from the other bracket 2 (103) is fixedly connected to a reducer (3), the end of the reducer (3) away from the bracket 2 (103) is fixedly connected to a servo motor (2), a central shaft (6) is connected between the two brackets 2 (103), both ends of the central shaft (6) are fixedly connected to a transmission block (4), a pin shaft (5) is connected to the transmission block (4), one transmission block (4) is fixedly connected to the power output end of the reducer (3), the other transmission block (4) is fixedly connected to a rope guide (12), and the end of the rope guide (12) away from the transmission block (4) is rotatably connected to the guide rod (9); The rope guide (12) includes a driving sprocket (1201) connected to the central shaft (6) through a transmission block (4) and a driven sprocket (1202) fixedly connected to the guide rod (9), a chain (1203) is connected between the driving sprocket (1201) and the driven sprocket (1202), the guide rod (9) includes a smooth portion (901) and a threaded portion (902), the threaded portion (902) is located in the middle of the guide rod (9), a limit frame (8) matching the position of the guide rod (9) is fixedly connected in the frame body (101), a limiter (11) is threadedly connected to the threaded portion (902), and the limiter (8) passes through the lower part of the limiter (11), and the limiter (11) includes a sliding portion connected to the limiter frame (8) and the threaded portion (902) and a guide wheel located at the upper end of the sliding portion.

2. The tail rope retracting device for a rope retracting and releasing control system according to claim 1, characterized in that: A tensioning sprocket (1204) is connected to a side wall of the frame body (101) close to the rope guide (12), and the tensioning sprocket (1204) is in contact with the chain (1203).

3. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 1, characterized in that: An outer cover (13) is provided on the outer side of the rope guide (12), and the outer cover (13) is fixedly connected to the side wall of the frame body (101).

4. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 1, characterized in that: One end of the guide rod (9) away from the rope guide (12) is fixedly connected to a manual turntable (10), and one end of the manual turntable (10) away from the guide rod (9) is fixedly connected to a rotating handle.

5. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 1, characterized in that: A connecting sleeve (14) is sleeved on one side of the smooth portion (901) close to the rope guide (12).

6. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 1, characterized in that: A safety transmission structure is used to replace the transmission block (4), the safety transmission structure includes a protective member (15) and a connecting member (18), a tension spring (17) is fixedly connected between the protective member (15) and the connecting member (18), the reducer (3) includes a reducer body (301), one end of the reducer body (301) is fixedly connected to a fixing portion (302), a power output end of the reducer body (301) passes through the reducer body (301) and is connected to the protective member (15), the protective member (15) includes a protective member body (1501), the A keyway (1502) matching the power output end of the reducer body (301) is bored at one end of the protective member body (1501) close to the reducer body (3), and a plurality of connecting piles (1503) are fixedly connected to one end of the protective member body (1501) away from the reducer body (301). The ends of the plurality of connecting piles (1503) away from the protective member body (1501) are fixedly connected to the connecting member (18), and positioning grooves (1504) are bored at the connection points of the plurality of connecting piles (1503), the protective member body (1501) and the connecting member (18).

7. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 6, characterized in that: A braking member (19) whose position matches that of the protective member (15) is fixedly connected to the fixing portion (302), and the braking member (19) comprises a mounting base (1901) fixedly connected to the fixing portion (302), and a braking key (1902) is fixedly connected to one end of the mounting base (1901) away from the fixing portion (302).

8. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 6, characterized in that: The connecting member (18) comprises a connecting member body (1801), wherein a brake groove (1802) matching the brake key (1902) is bored at one end of the connecting member body (1801) close to the protective member (15), a second key groove (1805) matching the central axis (6) is bored at one end of the connecting member body (1801) away from the brake groove (1802), and a limit block (1505) matching the brake groove (1802) is fixedly connected at one end of the protective member body (1501) close to the connecting member (18).

9. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 6, characterized in that: A discharge trough (1804) matching the position of the brake groove (1802) is bored on the side wall of the connector body (1801), and a collection cover (16) matching the position of the discharge trough (1804) is fixedly connected to the side wall of the connector body (1801), the connecting pile (1503) is made of magnetic material, the position of the collection cover (16) matching the discharge trough (1804) is made of non-magnetic material, and the remaining position of the collection cover (16) is made of magnetic rubber.

10. The tail rope retracting and releasing device for a rope retracting and releasing control system according to claim 6, characterized in that: A first chamfer (1803) is chiseled at the opening of the braking groove (1802), and a second chamfer matching the first chamfer (1803) is chiseled at one end of the braking key (1902) close to the connecting piece (18).

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