Climbing rope driving mechanism driven by motor in reversing mode

Abstract

The utility model discloses a climbing rope driving mechanism driven by a motor in a reversing mode, and belongs to the technical field of lifting tools. The technical purposes of facilitating sleeving of the middle of a rope and stable hoisting are achieved. According to the technical scheme, the device is characterized by comprising a base, a rope winding wheel, a gearbox and a motor, the rope winding wheel is located on one side of the base, the gearbox is located on the other side of the base, the motor is fixed to the base, the motor is vertically arranged, and a rotating shaft faces the gearbox; the gearbox comprises a front cover, a middle plate, a rear cover, a reversing bevel gear and a planetary driving assembly, an input bevel gear is arranged on a rotating shaft of the motor, the input bevel gear and the reversing bevel gear are installed in an inner cavity between the front cover and the middle plate, and the planetary driving assembly is installed in an inner cavity between the middle plate and the rear cover. The reversing bevel gear is meshed with the input bevel gear and drives the transverse variable-speed shaft to rotate, the variable-speed shaft drives the planetary driving assembly, and a driving shaft of the planetary driving assembly penetrates through the base to be fixed to the rope winding wheel.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of lifting machines, in particular to a rope climbing driving mechanism driven by motor commutation. BACKGROUND

[0002] At present, the prior application of Chinese patent with publication number CN 211769631 U discloses a rope climbing machine, which has a winding rope wheel and a driving mechanism for driving the winding rope wheel to rotate. The motor as the power source is arranged horizontally, i.e. the output shaft of the motor and the rotating shaft of the winding rope wheel are parallel to each other, and power transmission is achieved by using transmission gears. This structure has its advantages, but in some other working conditions, the volume problem needs to be considered.

[0003] We know that the overall structure (shape) of the motor is approximately long columnar. If the motor is arranged horizontally, as shown in the above example, the horizontal length (span) of the rope climbing machine is large, which is bulky and unstable in the process of lifting goods (climbing rope), and is easy to swing.

[0004] The problem to be solved is how to arrange the component structure in the rope climbing machine to make the space utilization intensive (integrated and simple), reduce the possibility of left and right swinging, and allow the rope to be assembled in the middle. CONTENT OF THE UTILITY MODEL

[0005] In order to solve the above technical problems and shortcomings: how to make the space utilization intensive (integrated and simple) and reduce the possibility of left and right swinging, the present application provides a rope climbing driving mechanism driven by motor commutation.

[0006] To achieve the above object and other related objects, the present application adopts the following technical scheme:

[0007] A rope climbing driving mechanism driven by motor commutation, comprising a base, a winding rope wheel, a gearbox and a motor, the winding rope wheel is located on one side of the base, the gearbox is located on the other side of the base, the gearbox is used to drive the winding rope wheel, the motor is fixed on the base on the same side of the gearbox, and the motor is vertically arranged and the rotating shaft faces the gearbox;

[0008] The gearbox comprises a front cover, a middle plate, a rear cover, a commutation bevel gear and a planetary drive assembly. An input bevel gear is arranged on the rotating shaft of the motor. The input bevel gear and the commutation bevel gear are installed in the inner cavity between the front cover and the middle plate. The planetary drive assembly is installed in the inner cavity between the middle plate and the rear cover.

[0009] The commutation bevel gear and the input bevel gear are engaged and drive the horizontal speed change shaft to rotate. The speed change shaft drives the planetary drive assembly. The drive shaft of the planetary drive assembly penetrates the base and the winding rope wheel and is fixed.

[0010] Preferably, the planetary drive assembly comprises an outer gear ring, a sun gear, planetary gears and a planet carrier, the outer gear ring is clamped and fixed in the rear cover, the planetary gears are rotatably installed on the planet carrier, the end of the variable speed shaft is the sun gear, the sun gear engages the planetary gears, and the other side of the planet carrier is provided with the driving shaft.

[0011] Preferably, the first bearing is arranged in the front cover, the second bearing is arranged on the middle plate, the third bearing is arranged on the rear cover, the two ends of the variable speed shaft are respectively installed on the first bearing and the second bearing, and the driving shaft is installed on the third bearing, and the middle plate is clamped and limited by the front cover and the rear cover.

[0012] Preferably, the rear end of the motor is provided with a brake.

[0013] Preferably, the base is fixed with a guide rope assembly above the rope winding wheel, the guide rope assembly comprises a guide rope wheel, a wheel carrier and a fixed shaft, the two ends of the wheel carrier are respectively fixed on the base through the fixed shaft, and the guide rope wheel is sleeved on each fixed shaft.

[0014] Preferably, a rope winding plate is arranged between the two guide rope wheels, and the rope winding plate is fixed on the base and extends into the rope groove of the rope winding wheel.

[0015] Preferably, the base is fixed with a hook, and the hook is integrated with or assembled with the base.

[0016] Preferably, the input bevel gear and the reversing bevel gear adopt a face gear transmission structure.

[0017] In summary, the application has at least one of the following beneficial technical effects:

[0018] 1. The motor is vertically arranged, power reversing is realized in the gearbox, the planetary transmission principle in the gearbox is used to improve the torsion, so as to drive the rope winding wheel, the motor and the gearbox are located on one side of the base, and the rope winding wheel is located on the other side of the base, so that when the base carries heavy objects, the rope winding wheel can balance left and right on the rope, the rope is located in the middle of the rope groove of the rope winding wheel, and then the rope is easily sleeved in the rope winding wheel, and the rope is not needed to be threaded from the head, so that the operation convenience is improved.

[0019] 2. The first bearing, the second bearing and the third bearing in the gearbox complete the support of the variable speed shaft and the driving shaft, the middle plate is used for separation and support, and the overall structural reliability and stability are improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic diagram of an embodiment of the application;

[0021] Figure 2 is an exploded view of the structure of an embodiment of the application;

[0022] Figure 3 is a front view of the schematic diagram of Figure 1 ;

[0023] Figure 4 is a sectional view of A-A of the schematic diagram of Figure 3 ;

[0024] Figure 5 is a schematic diagram of face gear transmission structure.

[0025] Explanation of reference numerals of main components:

[0026] 1, base; 2, rope winding wheel; 21, rope groove; 3, gearbox; 31, front cover; 32, middle plate; 33, rear cover; 35, reversing bevel gear; 36, planetary drive assembly; 361, outer gear ring; 362, sun gear; 363, planetary gear; 364, planet carrier; 365, drive shaft; 37, input bevel gear; 38, gearshift shaft; 391, first bearing; 392, second bearing; 393, third bearing; 4, motor; 41, brake; 5, rope guide assembly; 51, rope guide wheel; 52, wheel carrier; 53, fixed shaft; 6, rope lifting plate; 13, hook; 14, rope. DETAILED DESCRIPTION

[0027] The implementation of the present application is described below through specific examples. Those skilled in the art can easily understand other advantages and effects of the present application from the disclosure of the present specification. The present application can also be implemented or applied through other different specific implementations, and the details in the present specification can be modified or changed in various ways without departing from the spirit of the present application. It should be noted that the following examples and features in the examples can be combined with each other without conflict.

[0028] It should be noted that the drawings provided in the following examples only schematically illustrate the basic concept of the present application, and the drawings only show the components related to the present application, not the number, shape and size of the components when actually implemented. The shape, number and ratio of each component can be changed arbitrarily when actually implemented, and the layout pattern of the components can also be more complex.

[0029] The following will be further described in combination with the accompanying Figures 1-5 The specific implementation of the present application is further described.

[0030] Example:

[0031] The climbing rope driving mechanism of the motor reversing drive is disclosed in the embodiment of the present application. The description in the present solution is generally based on the use state of the climbing rope machine. In the use state, for example, Figure 1As shown, including the base 1, rope wheel 2, gearbox 3 and motor 4. Base 1 using sheet metal structure, convenient installation of various components, rope wheel 2 is located on one side of the base 1, gearbox 3 is located on the other side of the base 1. Gearbox 3 for driving rope wheel 2, with the same side of the base 1 fixed motor 4, motor 4 vertical arrangement and let the shaft towards the gearbox 3.

[0032] Specifically, referring to Figure 2 As shown, the gearbox 3 includes front cover 31, middle plate 32, rear cover 33, reversing bevel gear 35, and planetary drive assembly 36. The input bevel gear 37 is provided on the shaft of the motor 4, the input bevel gear 37 is vertically upward, the input bevel gear 37 and the reversing bevel gear 35 are installed in the inner cavity between the front cover 31 and the middle plate 32, and the planetary drive assembly 36 is installed in the inner cavity between the middle plate 32 and the rear cover 33.

[0033] The reversing bevel gear 35 and the input bevel gear 37 are engaged and drive the transverse speed shaft 38 to rotate, the speed shaft 38 is fixed by key groove cooperation with the reversing bevel gear 35, the reversing bevel gear 35 is driven to rotate by the force, and then the speed shaft 38 drives the planetary drive assembly 36, and the drive shaft 365 of the planetary drive assembly 36 passes through the base 1 and the rope wheel 2 and is fixed.

[0034] Further, the base 1 is fixed with a rope guide assembly 5, the rope guide assembly 5 is located above the rope wheel 2, the rope guide assembly 5 includes a rope guide wheel 51, a wheel frame 52, and a fixed shaft 53, both ends of the wheel frame 52 are fixed on the base 1 through the fixed shaft 53 respectively, and the rope guide wheel 51 is sleeved on each fixed shaft 53. Two rope guide wheels 51 are provided with a rope starting plate 6, the rope starting plate 6 is fixed on the base 1 and extends into the rope groove 21 of the rope wheel 2.

[0035] According to Figure 1 And Figure 2 It can be seen that the structure of the embodiment can be used independently. Power is supplied to the motor 4, the motor 4 drives the gearbox 3 to work, thereby driving the rope wheel 2 to rotate. The rope wheel 2 of this structure is exposed outside, and the rope 14 can be directly sleeved on the rope wheel 2. For the operation of the rope 14, the middle part of the rope 14 can be inserted from between the two rope guide wheels 51, and then sleeved in the wheel groove of the rope wheel 2, one side of the rope 14 is pressed on one of the rope guide wheels 51, and the other side is pressed on the other rope guide wheel 51. The hook 13 is integrated with or assembled and fixed to the base 1. In this way, the weight can be installed on the hook 13, and then the lifting operation of the weight is realized through the movement of the rope wheel 2.

[0036] It can also be further preferred to combine Figure 3It can be seen that the first bearing 391 is arranged in the front cover 31, the second bearing 392 is arranged on the middle plate 32, the third bearing 393 is arranged on the rear cover 33, the two ends of the variable speed shaft 38 are respectively installed on the first bearing 391 and the second bearing 392, and the driving shaft 365 is installed on the third bearing 393. The middle plate 32 is clamped and limited by the front cover 31 and the rear cover 33.

[0037] The planetary drive assembly 36 includes an outer ring gear 361, a sun gear 362, a planetary gear 363, and a planet carrier 364. The outer ring gear 361 is clamped and fixed in the rear cover 33. The planetary gear 363 is rotatably installed on the planet carrier 364. The end of the variable speed shaft 38 is the sun gear 362. The sun gear 362 meshes with the planetary gear 363. The planet carrier 364 has the driving shaft 365 on the other side. The planetary drive assembly 36 completes variable speed and torque adjustment, and realizes that the rope winding wheel 2 can wind a larger load.

[0038] For safety considerations, the rear end of the motor 4 is provided with a brake 41.

[0039] Therefore, the motor 4 is vertically arranged, power reversing is realized in the gearbox 3, the planetary transmission principle in the gearbox 3 is used to improve the torque, so that the rope winding wheel 2 can be driven. The motor 4 and the gearbox 3 are located on one side of the base 1, and the rope winding wheel 2 is located on the other side of the base 1. Therefore, when the base 1 carries a heavy object, the rope winding wheel 2 can balance left and right on the rope 14, so that the rope 14 is in the middle of the rope groove 21 of the rope winding wheel 2, and then the rope 14 is relatively easy to be sleeved. The rope 14 can be sleeved in the rope winding wheel 2 in the middle of the rope 14, without being threaded from the head of the rope 14, thereby improving the operation convenience.

[0040] The above embodiments only exemplarily illustrate the principles and effects of the present application, and are not used to limit the present application. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present application. Therefore, equivalent changes made to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A rope climbing drive mechanism of the motor-reversing drive type, comprising a base (1), a rope winding wheel (2), a gearbox (3) and a motor (4), characterized in that, The winding rope wheel (2) is located on one side of the base (1), the gearbox (3) is located on the other side of the base (1), the gearbox (3) is used for driving the winding rope wheel (2), the motor (4) is fixed on the base (1) on the same side of the gearbox (3), the motor (4) is vertically arranged and the rotating shaft is directed to the gearbox (3); The gearbox (3) comprises a front cover (31), a middle plate (32), a rear cover (33), a reversing bevel gear (35) and a planetary drive assembly (36), an input bevel gear (37) is arranged on the rotating shaft of the motor (4), the input bevel gear (37) and the reversing bevel gear (35) are installed in the inner cavity between the front cover (31) and the middle plate (32), and the planetary drive assembly (36) is installed in the inner cavity between the middle plate (32) and the rear cover (33), The reversing bevel gear (35) and the input bevel gear (37) are meshed and drive the transverse transmission shaft (38) to rotate, the transmission shaft (38) drives the planetary drive assembly (36), and the driving shaft (365) of the planetary drive assembly (36) penetrates through the base (1) and the winding rope wheel (2) and is fixed.

2. A motor-reversing, driven rope climbing drive mechanism according to claim 1, characterized in that The planetary drive assembly (36) comprises an outer ring gear (361), a sun gear (362), a planetary gear (363) and a planet carrier (364), the outer ring gear (361) is clamped and fixed in the rear cover (33), the planetary gear (363) is rotatably installed on the planet carrier (364), the end of the transmission shaft (38) is the sun gear (362), the sun gear (362) is meshed with the planetary gear (363), and the other side of the planet carrier (364) is provided with the driving shaft (365).

3. A motor-reversing, driven rope climbing drive mechanism according to claim 1, characterized in that The first bearing (391) is arranged in the front cover (31), the second bearing (392) is arranged on the middle plate (32), the third bearing (393) is arranged on the rear cover (33), the two ends of the transmission shaft (38) are respectively installed on the first bearing (391) and the second bearing (392), and the driving shaft (365) is installed on the third bearing (393), the middle plate (32) is clamped and limited by the front cover (31) and the rear cover (33).

4. A motor-reversing, driven rope climbing drive mechanism according to claim 1, characterized in that The rear end of the motor (4) is provided with a brake (41).

5. A motor commutated, rope climbing drive mechanism according to claim 1, characterized in that The base (1) is fixed with a rope guide assembly (5), the rope guide assembly (5) is located above the winding rope wheel (2), the rope guide assembly (5) comprises a rope guide wheel (51), a wheel frame (52) and a fixed shaft (53), the two ends of the wheel frame (52) are fixed on the base (1) through the fixed shaft (53), and the rope guide wheel (51) is sleeved on each fixed shaft (53).

6. A motor-reversing, driven rope climbing drive mechanism according to claim 5, characterized in that A rope winding plate (6) is arranged between the two rope guide wheels (51), the rope winding plate (6) is fixed on the base (1) and extends into the rope groove (21) of the winding rope wheel (2).

7. A motor-reversing, driven rope climbing drive mechanism according to claim 1, characterized in that A hook (13) is further included, the hook (13) is integrated with or assembled and fixed with the base (1).

8. A motor-reversing, driven rope climbing drive mechanism according to claim 1, characterized in that The input bevel gear (37) and the reversing bevel gear (35) adopt a face gear transmission structure.

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