CN111762207A

CN111762207A - Tensioning-free active traction vehicle

Info

Publication number: CN111762207A
Application number: CN201910291935.2A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-10-13

Abstract

The invention belongs to the field of endless rope winches and mountain rail vehicles, and discloses a tension-free active traction vehicle, wherein four variable-pitch double-vertical-shaft deep-groove universal wheels are arranged on two bearing steel wire ropes, a support frame is arranged on each bearing steel wire rope every 5 meters, a traction steel wire rope sequentially penetrates through the head of a connecting beam and is rotatably connected with guide wheels below a two-wheel vehicle connected in pairs through hinge joints, more than 5 winch wheels driven by coaxial gears are continuously wound on an open tension-free endless rope winch after being penetrated upwards, and the tension-free endless rope winch is mountain transportation equipment with large load capacity and low cost in the up-down and left-right advancing directions and adjusted through a blade steering wheel and a clutch cable pressing wheel.

Description

Tensioning-free active traction vehicle

Technical Field

The invention belongs to the field of endless rope winches and mountain rail cars, and particularly relates to a tension-free active traction vehicle.

Technical Field

Along with the land demand of industrial and economic development and the reality of most of seven mountains, one water and two half fields in south China in the south of the Yangtze river, people constantly pay attention to the fact that the soil layer is thick and the soil quality is good, and the land is suitable for hilly areas where economic fruit trees are planted.

The mining endless rope winch is a common reciprocating type index transport tool used in mines, the load capacity is large, the facility investment is not high, the terrain adaptation limitation is large, the winch is not applicable when the curve or the gradient is larger than 9 degrees, the carrying distance is limited, the steel wire rope of the endless rope winch slips when exceeding a certain distance, and particularly when the load is in the middle position, the length for improving the transport distance is limited even if a tensioning device is additionally arranged; in addition, the mountain rail car is a transportation tool for solving the problem of hilly orchard transportation recently, the rail car is borne by a single or two welded rails, the investment cost of infrastructure is high, and particularly, the single-rail transportation car is small in load capacity and easy to overturn and damage the rails due to partial installation.

Disclosure of Invention

Aiming at the problems, the invention mainly aims at overcoming the defects of an endless rope winch and a monorail mountain rail car and aims to provide a tension-free active cable car which is large in load capacity, good in safety, low in cost and capable of transporting for a long distance.

The technical scheme for solving the problems is as follows:

two rope ends of a traction steel wire rope (2) are fixed on a fixing part of a roadbed at the top end of the whole line or a rack at the top end, a blade steering wheel (32) is rotatably arranged on the roadbed or the rack below the steel wire rope at a turning position through a rotating part, a transport container consists of two-wheel vehicles (1), the head parts of connecting beams of the two-wheel vehicles (1) are connected through a hinge joint (16), spaces for the two-wheel vehicles to turn and fold are reserved on the two horizontal sides of the hinge joint, more than 5 winch reel wheels (17) are arranged on a winch rack (3) fixedly arranged on one two-wheel vehicle through a rotating part, gears (18) are coaxially arranged on the other side of the winch rack and the winch reel wheels, gear teeth of adjacent gears penetrating and winding along a steel wire rope are meshed with each other, non-adjacent gears are not in contact, and a wheel axle of one of the gears arranged on the winch rack (3) is coaxially and fixedly connected with a speed reducing motor or an output shaft of a speed reducer (4); the lower end of the outer side of the winch frame is provided with a guide wheel frame (9), the guide wheel frame is provided with guide wheels (10) through a rotating part, the outer sides of the guide wheel frames at two sides of a steel wire rope of the two-wheel vehicles are respectively provided with two vertical limiting collision rods fixedly connected, the limiting collision rods are sleeved with roller-shaped pulley collision rod rollers (11) through the rotating part in a rotating way, and each two-wheel vehicle frame is provided with a variable-pitch double-vertical-shaft deep groove universal wheel (6) with a top wheel (7) through the rotating part in a rotating way.

The winch is driven by the gear of the tension-free endless rope winch, the friction force between the steel wire rope and a winch wheel groove is increased in multiple steps by the adjacent winch wheel by utilizing the elasticity of the steel wire rope and the pressure of the adjacent winch wheel body, when the number of the winch wheels is more than 5, enough force can be generated to push and pull the two-wheel vehicle to operate, and the number of the winch wheels is specifically designed according to the load so as to achieve the purpose of preventing the steel wire rope from slipping; meanwhile, the tension-free endless rope winch can enable the steel wire ropes at two ends of the winch to be tight and loose at one side so as to correspond to the stretching of the steel wire ropes when the guide wheel frame rotates the blade steering wheel.

The two-wheel vehicle is connected through the hinge joint, the phenomenon that the distance between universal wheels changes too much when the two-wheel vehicle turns is avoided, and the change of the angle between a steel wire rope and the two-wheel vehicle when the two-wheel vehicle turns is responded through the double-vertical-shaft deep-groove universal wheel with the variable distance and the top wheel, so that the distance between the universal wheels changes.

Preferably, a vertical shaft of a cantilever frame (8) of the universal wheel is rotatably connected with the lower part of a frame of the two-wheeled vehicle through a rotating part, a top wheel frame is fixedly connected with the upper part of the other end of the cantilever frame, the top wheel frame is rotatably connected with a top wheel through the rotating part, a vertical shaft of a universal wheel frame (30) is rotatably connected with the lower part of the top wheel of the cantilever frame through the rotating part, the universal wheel frame is rotatably connected with a deep groove universal wheel through the rotating part, and a circular top wheel track plate (31) is fixedly connected with the upper part of the top wheel which takes the.

The variable-pitch double-vertical-shaft deep-groove universal wheel with the top wheel is arranged, so that the transverse bending moment of the vertical shaft of the cantilever frame is reduced, the load of a vehicle is increased, when the vehicle runs in the reverse direction, the vertical shaft of the cantilever frame and the vertical shaft of the universal wheel carrier rotate, and the deep-groove universal wheel is always clamped on a steel wire rope without changing the direction.

Preferably, the depth of the groove of the deep-groove universal wheel is larger than the diameter of the bearing steel wire rope, the groove width is larger than 1 point 2 times of the diameter of the bearing steel wire rope, and the groove depth and the groove width of the deep-groove universal wheel are widened to deepen the groove width of the deep-groove universal wheel, so that the deep-groove universal wheel is prevented from being separated from the steel wire rope when passing through.

Preferably, the inner bending angle of the steel wire rope in the length of the two-wheel vehicle bodies at the turning position of the traction rope is smaller than 180 degrees and larger than 120 degrees, and the changing distance of the wheels is controlled in the variable distance of the variable-pitch double-vertical-shaft deep-groove universal wheel by reducing the bending angle of the steel wire rope.

Preferably, the included angle between the outer side surface of the blade steering wheel (32) contacted with the steel wire rope and the horizontal ground is less than or equal to 90 degrees, the roller-shaped pulley blade steering roller (22) is rotatably connected to the top frame and the bottom frame on the outer side of the blade steering wheel through rotating parts, when the guide wheel frame passes through the blade steering wheel, the guide wheel frame is just clamped in a neutral gear of the blade steering wheel, and before the guide wheel frame passes through, the steel wire rope is always tensioned by the two blade steering rollers under the pulling force action of the steel wire rope, so that the blade steering wheel always keeps the initial angle that the two wheels are tightly attached to the; the included angle between the outer side surface of the blade steering wheel, which is in contact with the steel wire rope, and the horizontal ground is less than or equal to 90 degrees, so that the blade steering wheel can play a role in pressing the cable while being used for steering.

Preferably, the lower ends of the relative inner sides of the guide wheel frames of the front and rear two-wheel vehicles are connected with a limiting steel wire rope (13), and the limiting steel wire rope enables the front and rear two-wheel vehicles not to be separated from the bearing steel wire rope when passing through a bend.

Preferably, the diameters of the gears (18) engaged with the tension-free endless rope winch are the same, the minimum distance between the excircle of the two gears which are separated by one is smaller than the excircle diameter of the gears, the excircle diameter of the gears is larger than or equal to the excircle diameter of the reel, the smaller the distance between the two gears which are separated by one is, the larger the contact surface between the steel wire rope and the reel groove is, the closer the diameters of the gears and the reel are, the larger the pressure of the two adjacent reels on the steel wire rope is, and the larger the generated friction force is.

The invention has the following remarkable effects:

1. theoretically, the traction steel wire rope is only under the action of vehicle tension and self gravity, the length limitation is small, and the tensioning-free active traction vehicle can be designed in a long distance.

2. The turning structure and the bearing structure are simple, the cost is low, the device can adapt to large-gradient and continuous turning, and the transportation container is tightly attached to the terrain, so that even if the transportation container is separated from the bearing steel wire rope, irreversible loss to personnel and equipment does not exist.

In conclusion, the tensioning-free active traction vehicle can be provided with up-down turning routes and left-right turning routes at will according to terrain changes, and is transportation equipment which can be designed in a long distance, is simple in structure, large in load capacity, safe and low in cost.

Drawings

The invention will be further explained with reference to the drawings.

Fig. 1 is a schematic structural view of a tension-free active traction vehicle of the present invention.

Fig. 2 is a schematic structural diagram of the tension-free endless rope winch of the invention.

Fig. 3 is a schematic side view of the tension-free endless rope winch of the present invention.

Fig. 4 is a structural schematic diagram of a blade steering wheel and a cable supporting wheel.

Fig. 5 is a schematic side view of the tension-free active traction vehicle body according to the present invention.

Fig. 6 is a schematic side view of a variable-pitch dual-vertical-axis deep groove universal wheel of the tension-free active index vehicle.

FIG. 7 is a front view of the structure of the variable-pitch dual-vertical-axis deep groove universal wheel of the tension-free active index vehicle.

Fig. 8 is an overall top view schematic diagram of the tension-free active traction vehicle of the present invention after installation.

Fig. 9 is a schematic structural view of a trailer of the tension-free active traction vehicle.

Fig. 10 is a front view of the cable pressing wheel and its track.

FIG. 11 is a side view of the cable pressing wheel, its track and clutch mechanism.

Fig. 12 is a schematic top view of the cable-pressing wheel, its track and clutch mechanism.

In the figure, 1, a two-wheeled vehicle 2, a traction steel wire rope 3, a winch frame 4, a speed reducer 5, an engine 6, a deep groove universal wheel 7, a top wheel 8, a universal wheel cantilever frame 9, a guide wheel frame 10, a guide wheel 11, a bumping rod roller 12, a bearing steel wire rope 13, a limit steel wire rope 14, a guide fixed pulley 15, a transverse guide fixed pulley 16, a hinge joint 17, a winch 18, a gear 19, a two-wheeled vehicle frame 20, a speed reducer frame 21, a gear shaft 22, a blade steering roller 23, a supporting cable roller 24, a supporting cable roller frame 25, a blade steering wheel base 26, a blade steering wheel vertical shaft 27, a steering wheel base frame 28, a steering wheel side frame 29, a steering wheel top frame 30, a universal wheel frame 31, a top wheel plate 32, a blade steering wheel 33, A cable pressing track 36, a cable pressing wheel 37, a cable pressing roller clutch track 38, a cable pressing roller clutch track connecting rod 39, a cable pressing roller 40, a cable pressing track support 41, a spring 42, a cable pressing wheel shaft 43, a cable pressing wheel shaft sliding sleeve seat 44, a cable pressing wheel shaft side rolling piece 45, a clutch sliding block 46, a cable pressing roller clutch track connecting rod and a sliding block connecting piece

Detailed Description

In the preferred embodiment, as shown in fig. 8, two rope ends of a traction steel wire rope (2) are fixed on a fixing piece of a roadbed at the top end of the whole line or a fixing piece of a frame at the top end, a blade steering wheel base (25) is fixed on the roadbed or the frame below the steel wire rope at a turning position by the fixing piece, the blade steering wheel base is rotatably connected with a blade steering wheel vertical shaft (26) through a rotating piece, a blade steering wheel side frame (28) is respectively fixedly connected with a blade steering wheel bottom frame (27) and a blade steering wheel top frame (29), the blade deflecting roller (22) is rotatably connected on the outer side between the blade deflecting roller bottom frame (27) and the blade deflecting roller top frame (29) by a rotating member, as shown in figure 4, the cable supporting wheel frames are fixed on the two sides of the blade steering wheel, and the cable supporting wheel frames (24) are rotatably provided with cable supporting rollers (23) through rotating parts, so that the traction steel wire rope (2) can not be clamped below the bottom frame of the blade steering wheel and can not be abraded during relative movement.

Furthermore, the bearing steel wire rope is fixed through the support frames, one support frame is arranged at intervals of more than 5 meters, the middle of the support frame can be suspended, and particularly, the support frames at two ends are fixed through the piling foundation on the basis that the steel wire rope does not drag the ground when the steel wire rope is thermally expanded in summer.

Furthermore, when the terrain has a small-slope concave slope, a plurality of pairs of blade steering wheels (32) are correspondingly arranged at two sides of a traction steel wire rope at the concave slope, but when the terrain has a large-slope concave slope, a clutch cable pressing wheel mechanism is required to be arranged, and consists of a clutch cable pressing wheel (36), a cable pressing track (35), a cable pressing roller clutch track (37) and a clutch mechanism, as shown in figure 10, a cable pressing track support (40) fixed on a foundation or a frame is fixedly connected with the cable pressing track (35), cable pressing roller clutch tracks are respectively fixedly connected below the cable pressing tracks at two sides, cable pressing roller clutch tracks and cable pressing roller clutch tracks are respectively provided with a cable pressing roller clutch track connecting rod or a square hole through which a protrusion of the cable pressing roller clutch track connecting rod passes, the cable pressing track support at one side is rotatably connected with one end of the cable pressing roller clutch track connecting rod (38) through a rotating member, the other end of the cable pressing track passes through one of, the two ends of each clutch track and each cable pressing roller clutch track are provided with bending surfaces, the track connecting rods are connected with clutch sliding blocks (45) through cable pressing wheel clutch track connecting rods and sliding block connecting pieces (46), the upper parts of the middles of the cable pressing tracks and the cable pressing track supports are fixedly connected with cable pressing wheel shaft sliding sleeve seats (43) matched with the cable pressing wheel shafts, the cable pressing wheel shaft sliding sleeve seats are sleeved with cable pressing wheel shafts (42) in a sliding manner and can slide left and right, the cable pressing wheel shafts are fixedly connected with cable pressing wheel side rolling pieces (44) in a matched manner on the outer sides of the clutch sliding blocks, the cable pressing wheel shafts and the clutch sliding blocks are fixedly connected with return springs (41), and the top ends of the cable pressing wheel shafts are rotatably connected with the clutch cable pressing wheels (36) as shown; when the guide wheel frame (9) fixedly connected to the bottom of the frame passes through the clutch cable pressing wheel mechanism, the cable pressing roller presses the protrusion of the track connecting rod in the cable pressing roller clutch track downwards, the clutch cable pressing wheel (36) transversely translates and leaves the channel of the guide wheel frame (9) under the synchronous action of the clutch structure, and the clutch cable pressing wheel (36) horizontally resets after the guide wheel frame (9) protrudes through the track connecting rod.

Furthermore, the two sides in the middle of the bottom of the vehicle frame are respectively connected with a cantilever frame vertical shaft through a rotating part in a rotating manner, the cantilever frame vertical shaft is fixedly connected with a universal wheel cantilever frame (8), a top wheel frame is fixedly connected above the other end of the universal wheel cantilever frame, the top wheel frame is connected with a top wheel (7) through a rotating part in a rotating manner, the vertical shaft of a universal wheel frame (30) is rotatably connected below the top wheel of the universal wheel cantilever frame through a rotating part, the universal wheel frame is rotatably connected with a deep groove universal wheel (6) through a rotating part, and a top wheel track plate (31) is fixedly connected above the top wheel taking the axis of the cantilever frame vertical shaft as a midpoint under the vehicle frame (19), as shown.

Furthermore, the outer sides of the variable-pitch double-vertical-shaft deep-groove universal wheel in the middle of the bottom of the vehicle frame are fixedly connected with a guide wheel frame (9), the guide wheel frame is internally rotatably connected with a guide wheel (10) through a rotating part, the two inner sides of the two guide wheel frames of the two-wheel vehicles are fixedly connected with a limiting steel wire rope (13), two fixedly connected vertical limiting collision rods are respectively arranged on the two sides of the steel wire rope of the two guide wheel frames, a roller-shaped pulley collision rod roller (11) is sleeved outside the limiting collision rod through the rotating part in a rotating mode, cable pressing rollers (39) are coaxially and rotatably installed on the two outer sides of the guide wheel frames and the guide wheel (10), and the cable pressing rollers (39) protrude outside the guide wheel frames and are matched.

Further, a winch frame (3) is fixedly connected on a frame above the guide wheel frame, more than 5 winch sheaves (17) are arranged on the winch frame (3) through rotating parts, gears (18) are coaxially arranged on the other side of the winch frame and the winch sheaves, the sheaves (17) and the gears (18) are fixedly connected with a gear shaft (21) through pins, gear teeth of adjacent gears penetrating and winding along a steel wire rope are mutually meshed, non-adjacent gears are not in contact, a wheel shaft of one gear arranged on the winch frame (3) on the outer side of the winch frame is coaxially and fixedly connected with a speed reducing motor or a speed reducer (4) output shaft arranged on a speed changer frame (20), the speed reducer (4) is rotatably connected with an engine (5) through a rotating connecting part, a guide fixed pulley (14) is rotatably connected on the other side below the winch frame on the frame, and a transverse guide fixed pulley, two transverse guide fixed pulleys (15) and a guide fixed pulley (14) are also arranged below the frame of the other two-wheel vehicle correspondingly, as shown in figures 1, 2 and 3.

Furthermore, four variable-pitch double-vertical-shaft deep-groove universal wheels of the tension-free active traction vehicle are arranged on two bearing steel wire ropes, the traction steel wire ropes (2) sequentially pass through the guide wheels (10), a plurality of winch reel wheels (17) which are continuously wound and opened after being threaded upwards pass through the guide wheels, pass through the middles of the guide fixed pulleys and the two transverse guide fixed pulleys (15) after being threaded downwards, and are led out from the two transverse guide fixed pulleys (15) and the guide fixed pulleys at the bottom of the other vehicle and penetrate out of the guide wheels (10). Then fixing the body of the active traction vehicle, properly starting the engine to move forward, tensioning the traction steel wire rope (2), disconnecting the power supply, closing an electromagnetic brake on a speed reducing motor or a speed reducer, and then fixing the rope head of the traction steel wire rope (2) on the foundation or the frame to complete the whole installation, as shown in figure 1.

Furthermore, a trailer can be additionally arranged when needed, the trailer does not need power and a guide wheel device, only the traction steel wire rope (2) is fixedly connected to a fixed rope holding rod (34) at the bottom of the vehicle, and meanwhile, two sides of the fixed rope holding rod are respectively connected with a rope pressing roller (39) in a rotating mode through rotating pieces, as shown in fig. 9.

Specifically, the fixing comprises fixing the fixing parts or welding or integral casting, and the rotating connection comprises connecting the rotating parts such as a shaft, a bearing sleeve or a shaft hole.

The illustrated description is not intended to limit the scope of the invention, since there are many embodiments, and those skilled in the art can make various modifications to the invention, especially the guiding wheel frame (9) and the fixed rope-holding rod (34), the connecting piece of the guiding wheel frame connected with the limiting steel wire rope can be arranged to rotate inwards or extend upwards and downwards, and these equivalents are equivalent to the stated scope of the claims attached to the present application.

Claims

1. The utility model provides an exempt from tensioning initiative index car, its by the haulage cable, the directive wheel, transportation container and vehicle body and its fixed endless rope winch who sets up down constitute its characterized in that: two rope heads of a traction steel wire rope (2) are fixed on a fixed piece of a roadbed at the top end of the whole circuit or a top end rack, a blade steering wheel (32) is arranged on the roadbed or the rack below the steel wire rope at a turning position in a rotating way through a rotating piece, a transport container is composed of two-wheel vehicles (1), the head parts of connecting beams of the two-wheel vehicles (1) are connected through a hinge joint (16), spaces for the two-wheel vehicles to turn and fold are reserved on the two horizontal sides of the hinge joint, more than 5 winch sheaves (17) are arranged on a winch rack (3) fixedly arranged on one of the two-wheel vehicles through the rotating piece, a gear (18) is coaxially arranged on the other side of the winch rack and the winch sheaves, gear teeth of adjacent gears penetrating and winding along the steel wire rope are mutually meshed, non-adjacent gears are not in contact, and the axle of one gear arranged on the, the lower end of the outer side of the winch frame is provided with a guide wheel frame (9), the guide wheel frame is provided with guide wheels (10) through a rotating part, the outer sides of the guide wheel frames at two sides of a steel wire rope of the two-wheel vehicles are respectively provided with two vertical limiting collision rods fixedly connected, the limiting collision rods are sleeved with roller-shaped pulley collision rod rollers (11) through the rotating part in a rotating way, and each two-wheel vehicle frame is provided with a variable-pitch double-vertical-shaft deep groove universal wheel (6) with a top wheel (7) through the rotating part in a rotating way.

2. The variable-pitch double-vertical-shaft deep-groove universal wheel with the top wheel and arranged below the frame of the double-wheel vehicle as claimed in claim 1, wherein: the vertical shaft of a cantilever frame (8) of a universal wheel is rotatably connected with the lower part of a frame of the two-wheeled vehicle through a rotating part, a top wheel frame is fixedly connected with the upper part of the other end of the cantilever frame, the top wheel frame is rotatably connected with a top wheel through the rotating part, the vertical shaft of a universal wheel frame (30) is rotatably connected with the lower part of the top wheel of the cantilever frame through the rotating part, the universal wheel frame is rotatably connected with a deep groove universal wheel through the rotating part, and a top wheel track plate (31) is fixedly connected with the upper part of the top wheel which takes.

3. The deep well universal wheel of claim 2, wherein: the groove depth of the deep groove universal wheel is larger than the diameter of the bearing steel wire rope, and the groove width is larger than 1 point 2 times of the diameter of the bearing steel wire rope.

4. A tension-free active trolley as claimed in claim 1, wherein: the inner bending angle of the steel wire rope in the length of the two-wheel vehicle bodies at the turning position of the traction rope is less than 180 degrees and more than 120 degrees.

5. A tension-free active trolley as claimed in claim 1, wherein: the included angle between the outer side surface of the blade steering wheel (32) in contact with the steel wire rope and the horizontal ground is less than or equal to 90 degrees, and a blade steering roller (22) of a roller-shaped pulley is rotatably connected to the outer top frame and the bottom frame of the blade steering wheel through rotating parts.

6. A tension-free active trolley as claimed in claim 1, wherein: the lower end of the relative inner side of the guide wheel frame of the front and rear two-wheel vehicles is connected with a limiting steel wire rope (13).

7. A tension-free active trolley as claimed in claim 1, wherein: the diameter of gears (18) meshed with the tensioning-free endless rope winch is the same, the minimum distance between the excircle of two gears which are separated by one is smaller than the excircle diameter of the gears, and the excircle diameter of the gears is larger than or equal to that of the sheaves.