Endoscope cleaning deep treatment equipment

Abstract

The utility model discloses endoscope cleaning deep treatment equipment which comprises a cleaning cabinet, a winch is installed in the cleaning cabinet, a traction rope is connected to the winch, a bearing rod is connected to the lower end of the traction rope, two fixing rods are fixed to the lower end of the bearing rod, a plurality of containing boxes and containing frames are installed on the fixing rods, and the containing boxes and the containing frames are connected through a connecting rod. A plurality of through holes are formed in the circumferential side wall of the containing box at equal intervals, spraying mechanisms are arranged on the two sides of the cleaning cabinet and correspond to the containing box and the containing frame, a protection box is fixed to the lower end of the cleaning cabinet, and one side of the lower end of the protection box is rotationally connected with a rotary connector in a sleeving mode. According to the endoscope cleaning device, an endoscope can be effectively cleaned, the endoscope can be deeply cleaned through two times of cleaning, the cleaning quality of the endoscope is guaranteed, the cleaning effect is effectively improved, the labor cost is reduced, meanwhile, the bearing capacity is large, the requirement for large-batch and small-batch cleaning can be met, and practicability is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to endoscope processing technical field especially relates to a deep layer treatment equipment for endoscope cleaning. BACKGROUND

[0002] Endoscope is a detection instrument integrating traditional optics, human engineering, precision machinery, modern electronics, mathematics and software. It has image sensor, optical lens, light source illumination and mechanical device, etc. It can enter stomach through oral cavity or enter body through other natural orifice. It can show the lesions that X-ray cannot show, so it is very useful for doctors. For example, doctors can observe the ulcer or tumor in stomach by endoscope, and then make the best treatment plan.

[0003] At present, after the endoscope is used, it is usually flushed and then sent into a disinfection box for disinfection. However, the current cleaning is only in the form of spraying, which is easy to leave residues and traces, and the operator needs to clean them twice, which increases labor cost. Therefore, the deep layer treatment equipment for endoscope cleaning is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a deep layer treatment equipment for endoscope cleaning.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] The deep layer treatment equipment for endoscope cleaning comprises a cleaning cabinet, a winch installed in the cleaning cabinet, a traction rope connected to the winch, a bearing rod connected to the lower end of the traction rope, two fixed rods fixed to the lower end of the bearing rod, a plurality of placing boxes and placing racks installed on the fixed rods, a plurality of through holes arranged at equal intervals on the side wall of the placing box, a spraying mechanism arranged on the two sides of the cleaning cabinet and corresponding to the placing box and the placing rack, a protection box fixed to the lower end of the cleaning cabinet, a rotary joint rotatably connected to one side of the lower end of the protection box, a discharge pipe connected to the lower end of the rotary joint, a water supply pipe connected to the upper end of the rotary joint, the upper end of the water supply pipe penetrating through the side wall of the protection box and the cleaning cabinet and extending to the bottom of the cleaning cabinet, a rotating barrel connected to the upper end of the water supply pipe, an auxiliary rotating mechanism arranged on the two sides of the rotating barrel, and a rotating mechanism installed on the water supply pipe.

[0007] Preferably, the rotating mechanism comprises a driving motor fixed to one side of the lower end of the protection box, a rotating rod connected to the output shaft of the driving motor through a shaft coupling, one end of the rotating rod rotatably connected to one side of the protection box, a first gear fixedly sleeved on the rotating rod, a second gear fixedly sleeved on the water supply pipe, and the first gear and the second gear meshing with each other.

[0008] Preferably, the spraying mechanism comprises a mounting pipe fixed between opposite side walls in the cleaning cabinet, a plurality of spray heads are connected to one side of the mounting pipe at equal intervals, and a conveying pipe is connected to one side of the mounting pipe.

[0009] Preferably, the auxiliary rotating mechanism comprises clamping blocks fixed on both sides of the rotating barrel, and a clamping groove is arranged on a circumferential side wall in the cleaning cabinet, and the two clamping blocks are clamped in the clamping groove.

[0010] Preferably, the discharge pipe is a metal pipe, and a valve is mounted on the discharge pipe.

[0011] Preferably, the conveying pipe is a flexible pipe.

[0012] Preferably, support legs are fixed to four corners of a lower end of the cleaning cabinet, and a cover is hingedly connected to one side of the cleaning cabinet.

[0013] Preferably, a filter layer is arranged on the bottom of the rotating barrel.

[0014] Preferably, a plurality of second threaded through holes are arranged on the bearing rod at equal intervals, two second threaded through holes are threadedly sleeved with screw rods, and the placing rack and the placing box are threadedly sleeved on the screw rods.

[0015] Preferably, a bearing disc is connected to a lower end of the traction rope, four first threaded through holes are arranged on the bearing disc at equal intervals, and the screw rod penetrates through the first threaded through holes.

[0016] In the utility model, when needing to clean the endoscope, the cover is opened, the endoscope is placed in the placing box, the corresponding accessories are placed on the placing rack, the cleaning liquid is sent into the spray head through the conveying pipes on both sides and sprayed out, the endoscope and the instruments in the rack body and the box body are cleaned for the first time, after the cleaning, the rack body and the box body are lowered into the rotating barrel through the winch, the driving motor is started, the rotating rod is driven to rotate through the rotation of the output shaft, then the rotation of the first gear is realized, the second gear is driven to rotate through the rotation of the first gear, the water conveying pipe is driven to rotate along with the rotation of the second gear, the rotating barrel is driven to rotate along with the rotation of the water conveying pipe, the clamping blocks on both sides rotate in the clamping grooves during rotation, the effect of supporting rotation is achieved, the conveying mechanism on the side of the cover sends the cleaning water into the rotating barrel, then the cleaning water in the rotating barrel is driven to rotate at the same time, the endoscope in the rack body and the box body is cleaned for the second time, at the same time, the remaining cleaning liquid residues on the surface of the endoscope are removed, then the rack body and the box body are lifted by the winch, the operator opens the cover and takes out for disinfection, then new instruments are cleaned again, when needing to discharge, the valve is opened, the water source in the rotating barrel is filtered through the filter layer and then flows into the discharge pipe from the rotary joint and is discharged, in addition, the screw rod can be selected and installed according to the requirement, the height of the rack body and the box body and the height between them are adjusted, different sizes of instruments are fully adapted, at the same time, the mechanism with the bearing disc can be selected, the bearing capacity is expanded.

[0017] The utility model can effectively clean the endoscope, the endoscope can be cleaned deeply through twice cleaning, the cleaning quality is guaranteed, the cleaning effect is effectively improved, the artificial cost is reduced, at the same time, the bearing capacity is big, can satisfy the need of large quantity and small quantity cleaning, the practicality is strengthened. ACCURACY OF DRAWINGS

[0018] Figure 1 It is internal structure diagram of the utility model;

[0019] Figure 2 It is external structure diagram of the utility model;

[0020] Figure 3 It is screw rod installation structure diagram of the utility model;

[0021] Figure 4 It is bearing rod structure diagram of the utility model;

[0022] Figure 5 It is bearing disc structure diagram of the utility model.

[0023] In the figure: 1 winch, 2 traction rope, 3 placing rack, 4 cleaning cabinet, 5 clamping block, 6 first gear, 7 supporting leg, 8 rotating rod, 9 driving motor, 10 discharge pipe, 11 screw rod, 12 bearing rod, 13 spray head, 14 mounting pipe, 15 placing box, 16 rotating barrel, 17 protection box, 18 second gear, 19 rotary joint, 20 valve, 21 fixed rod, 22 first threaded through hole, 23 bearing disc, 24 second threaded through hole, 25 conveying pipe, 26 cover. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0025] Embodiment 1

[0026] Reference Figures 1-2 A deep cleaning treatment equipment for endoscope, comprising a cleaning cabinet 4, a winch 1 is installed in the cleaning cabinet 4, the winch 1 is connected with a traction rope 2, the lower end of the traction rope 2 is connected with a bearing rod 12, the lower end of the bearing rod 12 is fixed with two fixed rods 21, a plurality of placing boxes 15 and a placing rack 3 are installed on the fixed rods 21, a plurality of through holes are arranged on the circumferential side wall of the placing box 15 at equal intervals, a spraying mechanism is arranged on both sides of the cleaning cabinet 4, the spraying mechanism comprises a mounting pipe 14 fixed between the opposite side walls in the cleaning cabinet 4, a plurality of spray heads 13 are connected with the mounting pipe 14 at equal intervals on one side of the mounting pipe 14, and a conveying pipe 25 is connected with the mounting pipe 14 on one side. Through the combination of the spray head 13 and the conveying pipe 25, the cleaning liquid can be sent into the spray head 13 and sprayed out, and then the instruments in the rack body and the box body can be cleaned for the first time.

[0027] The spraying mechanism corresponds to the placing box 15 and the placing rack 3, the lower end of the cleaning cabinet 4 is fixed with a protection box 17, a rotary joint 19 is rotatably connected with the side of the lower end of the protection box 17, a discharge pipe 10 is connected with the lower end of the rotary joint 19, a water conveying pipe is connected with the upper end of the rotary joint 19, the upper end of the water conveying pipe penetrates through the side wall of the protection box 17 and the cleaning cabinet 4 and extends to the bottom in the cleaning cabinet 4, a rotating barrel 16 is connected with the upper end of the water conveying pipe, a filter layer is laid on the bottom in the rotating barrel 16, the filter layer can filter the residues and some particulate matters, and the purification filtering is performed during water drainage.

[0028] Auxiliary rotating mechanisms are arranged on both sides of the rotating barrel 16, the auxiliary rotating mechanisms comprise clamping blocks 5 fixed on both sides of the rotating barrel 16, a clamping groove is arranged on a circumferential side wall in the cleaning cabinet 4, the two clamping blocks 5 are clamped in the clamping groove, the clamping block 5 can rotate in the clamping groove along with the rotation of the rotating barrel 16, and the stability of the rotation of the rotating barrel 16 is ensured.

[0029] The rotating mechanism is installed on the water delivery pipe, and the rotating mechanism comprises a driving motor 9 fixed on one side of the lower end of the protection box 17, the output shaft of the driving motor 9 is connected with a rotating rod 8 through a shaft coupling, one end of the rotating rod 8 is rotatably connected to one side in the protection box 17, a first gear 6 is fixedly sleeved on the rotating rod 8, a second gear 18 is fixedly sleeved on the water delivery pipe, the first gear 6 and the second gear 18 are meshed with each other, the water delivery pipe can be driven to rotate through the rotation of the gears, and the water delivery pipe is communicated with and fixed to the rotating barrel 16 and can drive the rotating barrel 16 to rotate.

[0030] The discharge pipe 10 is a metal pipe, the valve 20 is installed on the discharge pipe 10, the conveying pipe 25 is a flexible pipe, the support legs 7 are fixed to the four corners of the lower end of the cleaning cabinet 4, the cover 26 is hingedly connected to one side of the cleaning cabinet 4, and the cover 26 is convenient for taking and placing the cleaning object and simultaneously plays a protection role.

[0031] Embodiment 2

[0032] With reference to Figures 2-4 The endoscope cleaning deep treatment equipment comprises a cleaning cabinet 4, a hoist 1 is installed in the cleaning cabinet 4, a traction rope 2 is connected to the hoist 1, a bearing rod 12 is connected to the lower end of the traction rope 2, two fixed rods 21 are fixed to the lower end of the bearing rod 12, a plurality of placing boxes 15 and placing racks 3 are installed on the fixed rods 21, a plurality of through holes are arranged at equal intervals on the circumferential side wall of the placing box 15, spraying mechanisms are arranged on the two sides of the cleaning cabinet 4, the spraying mechanism comprises an installation pipe 14 fixed between the opposite side walls in the cleaning cabinet 4, a plurality of spray heads 13 are connected to one side of the installation pipe 14 at equal intervals, a conveying pipe 25 is connected to one side of the installation pipe 14, through the combination of the spray heads 13 and the conveying pipe 25, the cleaning liquid can be sent into the spray heads 13 to be sprayed out, and then the instruments in the rack body and the box body can be cleaned for the first time.

[0033] The spraying mechanism corresponds to the placing box 15 and the placing rack 3, the protection box 17 is fixed to the lower end of the cleaning cabinet 4, the rotating joint 19 is rotatably sleeved on one side of the lower end of the protection box 17, the lower end of the rotating joint 19 is connected with the discharge pipe 10, the upper end of the rotating joint 19 is connected with the water delivery pipe, the upper end of the water delivery pipe penetrates through the side wall of the protection box 17 and the cleaning cabinet 4 and extends to the bottom in the cleaning cabinet 4, the upper end of the water delivery pipe is connected with the rotating barrel 16, the bottom in the rotating barrel 16 is paved with a filter layer, the filter layer can filter the residues and some particulate matters, and purification filtering is performed during drainage.

[0034] The auxiliary rotating mechanisms are arranged on the two sides of the rotating barrel 16, the auxiliary rotating mechanism comprises a clamping block 5 fixed on the two sides of the rotating barrel 16, a clamping groove is arranged on the circumferential side wall in the cleaning cabinet 4, the two clamping blocks 5 are clamped in the clamping groove, the clamping block 5 can rotate in the clamping groove along with the rotation of the rotating barrel 16, and the stability of the rotation of the rotating barrel 16 is ensured.

[0035] The water delivery pipe is provided with a rotating mechanism, the rotating mechanism comprises a driving motor 9 fixed on one side of the lower end of the protection box 17, the output shaft of the driving motor 9 is connected with a rotating rod 8 through a shaft coupling, one end of the rotating rod 8 is rotatably connected to one side in the protection box 17, a first gear 6 is fixedly sleeved on the rotating rod 8, a second gear 18 is fixedly sleeved on the water delivery pipe, the first gear 6 and the second gear 18 are meshed with each other, the water delivery pipe can be driven to rotate through the rotation of the gears, and the water delivery pipe is communicated with the rotating barrel 16 and is fixed, so that the rotating barrel 16 can be driven to rotate.

[0036] The discharge pipe 10 is a metal pipe, the discharge pipe 10 is provided with a valve 20, the conveying pipe 25 is a hose, the lower end of the cleaning cabinet 4 is fixed with support legs 7 at four corners, and the cleaning cabinet 4 is hingedly connected with a cover 26 on one side, so that the cleaning of the corresponding object is facilitated, and the protection effect is achieved.

[0037] The plurality of second threaded holes 24 are equidistantly arranged on the bearing rod 12, two second threaded holes 24 are threadedly sleeved with a screw rod 11, and the placing rack 3 and the placing box 15 are threadedly sleeved on the screw rod 11.

[0038] Compared with the embodiment 1, the distance between the rack body and the box body can be autonomously adjusted by adopting the screw rod 11, so that the use of instruments and endoscopes of different sizes is more fully adapted, and the application range is expanded.

[0039] Embodiment 3

[0040] Referring to Figure 2 , Figure 3 and Figure 5 , an endoscope cleaning deep treatment equipment comprises a cleaning cabinet 4, a hoist 1 is arranged in the cleaning cabinet 4, a traction rope 2 is connected to the hoist 1, a bearing rod 12 is connected to the lower end of the traction rope 2, two fixed rods 21 are fixed to the lower end of the bearing rod 12, a plurality of placing boxes 15 and placing racks 3 are arranged on the fixed rods 21, a plurality of through holes are equidistantly arranged on the side wall of the placing box 15, spraying mechanisms are arranged on both sides of the cleaning cabinet 4, the spraying mechanism comprises a mounting pipe 14 fixed between the opposite side walls in the cleaning cabinet 4, a plurality of spray heads 13 are equidistantly connected to one side of the mounting pipe 14, a conveying pipe 25 is connected to one side of the mounting pipe 14, and the cleaning liquid can be sent into the spray heads 13 through the combination of the spray heads 13 and the conveying pipe 25, and then the instruments in the rack body and the box body are subjected to the first cleaning.

[0041] And the spraying mechanism corresponds to the placing box 15 and the placing rack 3, the lower end of the cleaning cabinet 4 is fixedly connected with a protection box 17, a rotating joint 19 is rotatably connected to one side of the lower end of the protection box 17, a discharge pipe 10 is connected to the lower end of the rotating joint 19, a water conveying pipe is connected to the upper end of the rotating joint 19, the upper end of the water conveying pipe penetrates through the side wall of the protection box 17 and the cleaning cabinet 4 and extends to the bottom of the cleaning cabinet 4, a rotating barrel 16 is connected to the upper end of the water conveying pipe, a filter layer is arranged on the bottom of the rotating barrel 16, and the filter layer can filter residues and some particulate matters, so that the water is purified when being drained.

[0042] The rotating barrel 16 is provided with an auxiliary rotating mechanism on both sides, the auxiliary rotating mechanism comprises clamping blocks 5 fixed on both sides of the rotating barrel 16, and a clamping groove is arranged on a circumferential side wall in the cleaning cabinet 4, the two clamping blocks 5 are clamped in the clamping groove, the clamping blocks 5 can rotate in the clamping groove along with the rotation of the rotating barrel 16, and the stability of the rotating barrel 16 is ensured.

[0043] The water conveying pipe is provided with a rotating mechanism, the rotating mechanism comprises a driving motor 9 fixed on one side of the lower end of the protection box 17, a rotating rod 8 connected to the output shaft of the driving motor 9 through a shaft coupling, one end of the rotating rod 8 is rotatably connected to one side in the protection box 17, a first gear 6 is fixedly sleeved on the rotating rod 8, a second gear 18 is fixedly sleeved on the water conveying pipe, the first gear 6 and the second gear 18 are meshed with each other, the water conveying pipe can be driven to rotate through the rotation of the gears, and the water conveying pipe and the rotating barrel 16 are communicated and fixed, so that the rotating barrel 16 can be driven to rotate.

[0044] The discharge pipe 10 is a metal pipe, a valve 20 is arranged on the discharge pipe 10, the conveying pipe 25 is a hose, support legs 7 are arranged at four corners of the lower end of the cleaning cabinet 4, and a cover 26 is hingedly connected to one side of the cleaning cabinet 4, so that the cleaning of the corresponding objects is facilitated, and the protection effect is achieved.

[0045] The lower end of the traction rope 2 is connected with a bearing disc 23, four first threaded holes 22 are arranged at equal intervals on the bearing disc 23, two second threaded holes 24 are arranged on the bearing disc 23, and threaded rods 11 are threadedly sleeved in the second threaded holes 24, the placing rack 3 and the placing box 15 are threadedly sleeved on the threaded rods 11, and the threaded rods 11 penetrate through the first threaded holes 22.

[0046] Compared with the first and second embodiments, the bearing object is changed to the bearing disc 23 on the basis of the threaded rods 11 in the third embodiment, the bearing capacity is improved on the basis of flexible adjustment and sufficient adaptation to different instruments, and the needs of cleaning of large and small batches of instruments are guaranteed.

[0047] In the utility model, when needing to clean the endoscope, the cover 26 is opened, the endoscope is placed in the placing box 15, the corresponding accessories are placed on the placing rack 3, the cleaning liquid is sent into the spray head 13 through the conveying pipe 25 on both sides and sprayed out, the endoscope and the instruments in the rack body and the box body are cleaned for the first time, after the cleaning, the rack body and the box body are placed into the rotating barrel 16 by lowering the traction rope 2 driven by the winch 1, the driving motor 9 is started, the rotating rod 8 is driven to rotate through the rotation of the output shaft, then the rotation of the first gear 6 is realized, the second gear 18 is driven to rotate through the rotation of the first gear 6, the water conveying pipe is driven to rotate along with the rotation of the second gear 18, the rotating barrel 16 is driven to rotate through the rotation of the water conveying pipe, the clamping block 5 on both sides rotates in the clamping groove during rotation, the function of supporting rotation is realized, the conveying mechanism on one side of the cover 26 sends the cleaning water into the rotating barrel 16, then the endoscope in the rack body and the box body is cleaned for the second time along with the rotation of the rotating barrel 16 and the cleaning water in the interior, at the same time, the remaining cleaning liquid residue on the surface is removed, then the rack body and the box body are lifted by the winch 1, the operator opens the cover 26 and takes out to disinfect, then new instruments are cleaned again, when needing to discharge, the valve 20 is opened, the water source in the rotating barrel 16 is filtered through the filter layer and flows into the discharge pipe 10 from the rotary joint 19 to be discharged, in addition, the screw rod 11 can be installed according to the requirement, the height of the rack body and the box body and the height between them are adjusted, different sizes of instruments are fully adapted, at the same time, the mechanism with the bearing disc 23 can be selected, the bearing capacity is expanded.

[0048] The above merely describes the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. An endoscope cleaning and deep treatment apparatus comprising a cleaning tank (4), characterized in that, The inside of the cleaning cabinet (4) is provided with a winch (1), the winch (1) is connected with a traction rope (2), the lower end of the traction rope (2) is connected with a bearing rod (12), the lower end of the bearing rod (12) is fixedly provided with two fixed rods (21), the fixed rods (21) are provided with a plurality of placing boxes (15) and placing racks (3), a plurality of through holes are arranged on the one side wall of the placing box (15) at equal intervals, the two sides of the cleaning cabinet (4) are provided with spraying mechanisms, and the spraying mechanisms correspond to the placing boxes (15) and the placing racks (3), the lower end of the cleaning cabinet (4) is fixedly provided with a protection box (17), one side of the lower end of the protection box (17) is rotatably connected with a rotary joint (19), the lower end of the rotary joint (19) is connected with a discharge pipe (10), the upper end of the rotary joint (19) is connected with a water delivery pipe, the upper end of the water delivery pipe penetrates through the side wall of the protection box (17) and the cleaning cabinet (4) and extends to the bottom in the cleaning cabinet (4), and the upper end of the water delivery pipe is connected with a rotating barrel (16), the two sides of the rotating barrel (16) are provided with auxiliary rotating mechanisms, and the water delivery pipe is provided with a rotating mechanism.

2. The endoscope cleaning deep processing equipment according to claim 1, characterized in that: The rotating mechanism comprises a driving motor (9) fixed to one side of the lower end of the protection box (17), a rotating rod (8) connected to the output shaft of the driving motor (9) through a shaft coupling, one end of the rotating rod (8) is rotatably connected to one side in the protection box (17), a first gear (6) is fixedly sleeved on the rotating rod (8), and a second gear (18) is fixedly sleeved on the water delivery pipe.

3. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: The spraying mechanism comprises a mounting pipe (14) fixed between the opposite side walls in the cleaning cabinet (4), a plurality of spray heads (13) are connected to one side of the mounting pipe (14) at equal intervals, and the mounting pipe (14) is connected with a conveying pipe (25).

4. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: The auxiliary rotating mechanism comprises clamping blocks (5) fixed to the two sides of the rotating barrel (16), and a clamping groove is arranged on one side wall in the cleaning cabinet (4), and the two clamping blocks (5) are clamped in the clamping groove.

5. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: The discharge pipe (10) is a metal pipe, and the discharge pipe (10) is provided with a valve (20).

6. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 3, characterized by: The conveying pipe (25) is a hose.

7. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: Supporting legs (7) are fixed to the four corners of the lower end of the cleaning cabinet (4), and a cover (26) is hingedly connected to one side of the cleaning cabinet (4).

8. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: A filter layer is laid on the bottom in the rotating barrel (16).

9. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 1, characterized by: A plurality of second threaded through holes (24) are arranged on the bearing rod (12) at equal intervals, and two second threaded through holes (24) are threadedly sleeved with screw rods (11), and the placing racks (3) and the placing boxes (15) are threadedly sleeved on the screw rods (11).

10. The endoscope cleaning and deep-cleaning treatment apparatus according to claim 9, characterized by: The lower end of the traction rope (2) is connected with a bearing disc (23), four first threaded through holes (22) are arranged on the bearing disc (23) at equal intervals, and the screw rods (11) penetrate through the first threaded through holes (22).

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