CN210027373U

CN210027373U - Manual all-directional moving coupling wheel control automobile moving device

Info

Publication number: CN210027373U
Application number: CN201920757147.3U
Authority: CN
Inventors: 张宁波; 林祥智; 刘杰; 陈文义; 孙学雁
Original assignee: Guangzhou Huali Vocational College of Technology
Current assignee: Guangzhou Huali Vocational College of Technology
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-02-07
Anticipated expiration: 2029-05-23

Abstract

A manual omni-directional mobile device for controlling an automobile by a pair wheel comprises a frame mechanism, a main control mechanism, a lifting control mechanism, a walking control mechanism and a locking mechanism. The device is arranged on a chassis of an automobile, and a frame mechanism is provided with four travelling wheels; the main control mechanism controls the lifting control mechanism and the walking control mechanism through the up-and-down swinging of the handle, so as to realize the lifting, falling, transverse translation and rotation of the automobile; the locking mechanism is used for switching a safety protection mechanism of a lifted automobile and a movable automobile. The device adopts a full mechanical structure with reliable operation, can be used during the power feed of the vehicle by manual driving, saves energy and has no pollution; the running control mechanism adopting the wheel coupling mechanism can realize the transverse translation and rotation of the vehicle, and solve the problem of difficult parking in a small space. When the vehicle is parked, the pressure of the wheel can be reduced by adopting the lifting mechanism, so that the service lives of parts such as a tire, a hub, an axle and the like are prolonged; the lifting mechanism also enables the fallen vehicle to be helped to escape.

Description

Manual all-directional moving coupling wheel control automobile moving device

Technical Field

The utility model relates to an automobile auxiliary device, especially an on-vehicle manual all direction movement's wheel control car mobile device.

Background

At present, the automobile is more and more kept, and the automobile does not have the lateral shifting device on the current market, has to park difficultly, move the difficult scheduling problem of car. The prior art has the problems of complex structure, inconvenient operation and the like.

Disclosure of Invention

In order to solve the problem, the utility model provides a manual all direction movement's wheel control car mobile device. The device can transversely move the vehicle, solves the problem that the existing vehicle cannot be put in place in a small space, and can also transversely move out of the vehicle when obstacles (including the vehicle) are arranged at the front and the rear.

The utility model provides a technical scheme that its technical problem adopted is: a manual omni-directional mobile device for controlling an automobile by a pair wheel comprises a frame mechanism, a main control mechanism, a lifting control mechanism, a walking control mechanism and a locking mechanism. The device is basically of a symmetrical structure and is installed on a chassis of an automobile, the direction of a traveling wheel is perpendicular to the direction of wheels, a general control mechanism and a locking mechanism are arranged on the right side of a driver, the general control mechanism is arranged on the right side, and the locking mechanism is arranged on the left side.

The frame mechanism consists of a frame body, a lifting rod, a connecting rod, a wheel shaft, a traveling wheel, a half shaft, a transition shaft and a transition short shaft; the support body is the braced frame of this device, symmetrical rectangular frame, the centre is equipped with two crossbeams and two rectangle backplate that protect the hydro-cylinder, the support body lower extreme is equipped with six bosss, a transition axle and two transition minor axes are installed respectively to the boss, the transition axle is a logical axle, the transition minor axis has two, six lifting rods are connected to transition axle and transition minor axis lower extreme, two semi-axles are connected to four lifting rod lower extremes on the left side, the shaft is connected to two lifting rod lower extremes on the right, semi-axle and shaft are connected by the connecting rod, four walking wheels are connected to semi-axle and shaft outer end. A parallel four-bar mechanism is formed by the transition shaft, the transition short shaft, the lifting rod and the connecting rod, the half shaft can rotate around the transition shaft, and the wheel shaft can rotate around the transition short shaft. Therefore, the lifting and falling of the walking wheels can be realized, and the lifting and falling of the automobile are completed.

The general control mechanism comprises a handle, a loop bar seat, a fixed pin, a rotating rod, a ratchet seat outer cover, a ratchet seat inner cover, a screw and a center shaft, wherein the handle is composed of two T-shaped cylinders, the cylinder at the lower end of the handle is a circular tube which is sleeved on the loop bar, the upper part of the loop bar is the circular tube, the lower part of the loop bar is the loop bar seat, the two ends of the loop bar seat are fixedly provided with the ratchet seat by the screw, the two sides of each ratchet seat are fixedly connected with the ratchet seat outer cover and the ratchet seat inner cover by a ratchet shaft, the ratchet seat outer cover and the ratchet seat inner cover are provided with round holes which are matched and connected with. The upper part of the rotating rod is a cylindrical pipe, and the lower part of the rotating rod is a cylindrical shaft. The upper part of the rotating rod is fixedly connected with the handle through a fixing pin, and the handle and the rotating rod can move up and down and rotate along the loop bar. The handle, the loop bar seat, the rotating rod, the ratchet wheel seat and the middle shaft can swing up and down around the axis of the middle shaft.

The lifting control mechanism consists of a loop bar, a loop bar seat support arm, a pulling and pressing shaft, an oil cylinder drive rod, an oil cylinder support arm, an oil cylinder rod, an oil cylinder top shaft, a support rotating shaft, a tension spring, a loop ring and a wheel shaft. The oil cylinder is provided with an oil cylinder support arm, an oil cylinder driving rod, a pressure relief rod and an oil cylinder rod; the oil cylinder support arm is arranged on the middle shaft, and the oil cylinder can swing around the middle shaft; the sleeve rod seat is provided with a sleeve rod seat supporting arm, a pulling and pressing shaft is fixedly mounted on the sleeve rod seat supporting arm and arranged in a square frame of the oil cylinder driving rod, the oil cylinder driving rod can move up and down in the oil cylinder and can drive the oil cylinder rod to extend, the right end of the oil cylinder rod is connected with the oil cylinder top shaft, two ends of the oil cylinder top shaft are respectively connected with a support, the supports are triangular plate-shaped and are connected to the support through support rotating shafts, and the supports can rotate around the support rotating shafts. The lower end of the bracket is hinged with the connecting rod through a wheel shaft. The both sides symmetry on the shaft respectively overlaps and has a lantern ring, and every lantern ring is connected the lower extreme of a extension spring, and the extension spring has two, and the upper end of extension spring is connected on the support body. When the walking wheels fall down, the sleeve rod is driven by hands to swing up and down to drive the pulling and pressing shaft and the oil cylinder driving rod to move up and down, the oil cylinder rod is pushed out to extend, the support is driven to rotate clockwise around the support rotating shaft, the wheel shaft can rotate to a low point to drive the walking wheels to fall down, and the tension spring is in a stretching state. When the travelling wheel is required to be lifted, the oil cylinder is in a non-working state, the oil cylinder rod loses oil pressure thrust, the wheel shaft is pulled up under the tension of the tension spring, and the lifting of the travelling wheel is realized.

The walking control mechanism consists of a rotating rod, a sliding sleeve, a support column, a pin shaft, a pair wheel upper plate, a gear, a connecting pin, a pair wheel deflector rod, a pair wheel lower plate, a sleeve rod seat, a pawl, a ratchet shaft, a ratchet wheel, a pin, a ratchet wheel seat, a blocking sleeve, a nut, a chain wheel, a key and a duplex chain wheel. The cylindrical shaft at the lower end of the rotating rod is provided with two gears and two sliding sleeves, one gear is fixed on the rotating rod through a connecting pin, the sliding sleeves are arranged on the gears, circular pipes are symmetrically arranged at two ends of each sliding sleeve, circular holes are symmetrically arranged in the sleeve rod seats, the sliding sleeve circular pipes are inserted into the circular holes of the sleeve rod seats, and the sliding sleeves can move up and down in the circular holes of the sleeve rods along with the rotating rod; the inner hole of a round pipe of the sliding sleeve is connected with a small shaft section of a pin shaft, the pin shaft is a two-section stepped cylindrical shaft, the pin shaft is divided into a large shaft section and a small shaft section, the number of the pin shaft is two, the pin shaft is symmetrically placed on two sides of the rotating rod in front and back, a pair wheel upper plate, a pair wheel deflector rod and a pair wheel lower plate are sleeved on the large shaft section of the two pin shafts, the pair wheel upper plate and the pair wheel lower plate are respectively one, the pair wheel upper plate and the pair wheel lower plate are identical in appearance and are symmetrical rhombuses, two large round holes and two small round holes are symmetrically arranged on the pair wheel upper plate and the pair wheel lower plate, the two large round holes are sleeved on the large shaft section of the pin shaft, two struts are arranged; the lower part of the loop bar seat is provided with a square frame, a cylindrical boss is arranged in the middle of a bottom frame of the square frame, the cylindrical boss is in clearance fit with a blind hole of the lower wheel plate, and the whole formed by connecting the upper wheel plate and the lower wheel plate can rotate around the rotating rod; the two pair of wheel deflector rods are the same in shape and are in the shape of a sector gear, the other end of each gear tooth is a cylindrical rod, the sector gear is provided with a cylindrical hole, the cylindrical hole is sleeved on the large shaft section of the pin shaft, the pair of wheel deflector rods are arranged between the lower plate of the pair of wheels and the gear on the rotating rod, the two sector gears are meshed with each other, and the cylindrical rods of the two pair of wheel deflector rods are inserted into the ratchet wheel seats on the two sides through square holes of the inner covers of the ratchet wheel seats respectively and are; a gear is sleeved on one pin shaft and fixedly connected with a pair wheel deflector rod below the pin shaft into a whole, and the gear is meshed with a gear on the rotating rod; the middle of the upper plate of the coupling is provided with inner gear teeth which are internally engaged with the gear on the rotating rod; a ratchet wheel is sleeved on a middle shaft in the ratchet wheel seat, the ratchet wheel is fixed on the middle shaft through a pin, a ratchet shaft is arranged above the ratchet wheel, a pawl is sleeved on the ratchet shaft and can rotate around the ratchet shaft, ratchets are arranged on two sides of the lower end of the pawl, and the ratchets can clamp teeth of the ratchet wheel to limit the rotation direction of the ratchet wheel; the two sides of the pawl are provided with coil springs, one end of each coil spring is fixed on the ratchet wheel seat, the coil springs are propped against the side surfaces of the pawl, only the acting forces of the two coil springs are considered, the pawl is required to keep a middle balance position, and the pawl is not connected with the ratchet wheel. The middle shaft is a coaxial cylindrical shaft with two sections sleeved together and can rotate relatively, and the middle shaft is positioned on the frame body through a nut and a spring retainer ring and can only rotate on the frame body. The two sides of the middle shaft are provided with a blocking sleeve and a chain wheel, and the chain wheel is connected on the middle shaft through a key to form a key connection. Two duplex chain wheels are sleeved above the transition shaft on the frame body, each half shaft is connected with one chain wheel in a key mode, the chain wheels are connected with chains, and 4 groups of symmetrical chain transmission are provided, wherein two groups of chain transmission are provided with the duplex chain wheels and the chain transmission of the middle shaft upper chain wheels, and the other two groups of chain transmission are provided with the duplex chain wheels and the chain transmission of the half shaft upper chain wheels.

The locking mechanism consists of a locking handle, a locking screw, a locking frame, a locking brake lever, a locking pin shaft, a pressure relief lever, a locking spring, a brake lever head, a locking positioning pin and a positioning groove; hydro-cylinder upper portion is equipped with the locking frame, and the locking frame is as an organic whole with the hydro-cylinder, and the locking frame is the rectangle frame shape, is equipped with the pressure relief pole in the rectangle frame shape, and the pressure relief pole lower part is that the cylindric lock stretches into the hydro-cylinder in, is the switch of hydro-cylinder work, and the pressure relief pole can reciprocate and have two positions: the oil cylinder normally works when the pressure relief rod is pressed downwards to the bottom in the lower position, and the oil cylinder driving rod moves up and down to drive the oil cylinder rod to extend out; when the hydraulic cylinder is in an upper position, the pressure relief rod is lifted upwards, and the oil cylinder driving rod loses effect. A cuboid is arranged at the middle lower part of the pressure relief rod, an oblong groove is arranged in the cuboid, a brake rod head for locking the end part of the brake rod is placed in the oblong groove, and the brake rod head can slide in the oblong groove; the upper part of the pressure relief rod is a cylindrical rod, a threaded hole is formed in the upper end of the cylindrical rod, a locking handle is sleeved outside the cylindrical rod, a hand-held handle is arranged at the upper end of the locking handle, a counter bore is formed in the hand-held handle, a locking screw is installed in the counter bore, and the locking screw is screwed into the threaded hole of the pressure relief rod and connected with the pressure relief rod; the lower end of the locking handle is a cylindrical pipe, a locking positioning pin is arranged in the middle of the cylindrical pipe, the locking positioning pin is in a convex cylindrical shape, the cylindrical pipe of the locking handle can rotate around the pressure relief rod and can drive the pressure relief rod to move up and down, a semicircular positioning groove is formed in the upper end of the locking frame, when the pressure relief rod is pulled to the upper position, the pressure relief rod rotates clockwise by 90 degrees, the locking positioning pin is placed in the positioning groove, and the upper position of the pressure relief rod is locked; the locking brake rod is in a long rod shape and is hinged to the oil cylinder through a locking pin shaft, the locking brake rod can rotate around the locking pin shaft, a ratchet is arranged on the oil cylinder rod at the right end of the locking brake rod, and when the locking brake rod rotates clockwise to the ratchet on the locking brake rod and is overlapped with the ratchet on the oil cylinder rod, the oil cylinder rod is locked and cannot stretch out and draw back; thereby reach lifting up and falling the purpose of locking walking wheel, the cylindric outside cover of locking handle has the locking spring, and the locking spring is compression spring, and its lower extreme contacts above the cuboid with the pressure relief pole, and the upper end top is on the diaphragm of locking frame, and the pressure relief pole can be pressed to the next position under the effect of locking spring.

The utility model has the advantages that: the manual omnibearing automobile moving device adopts manual driving energy to save energy, does not pollute the environment and has simple structure; the vehicle can be moved horizontally and rotated by adopting the all-directional movement, so that the vehicle can be moved more conveniently, and the problem of difficult parking is solved. When the vehicle is parked, the lifting mechanism is adopted to reduce the pressure of the wheel, so that the service lives of parts such as a tire, a hub, an axle and the like are prolonged; the lifting mechanism also enables the fallen vehicle to be helped to escape.

Drawings

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

Fig. 1 is a perspective view showing an overall structure;

FIG. 2 is a front view, in full and partial cutaway;

FIG. 3 is a top view;

FIG. 4 is an enlarged view of a portion of FIG. 2;

FIGS. 5 and 8 are rotational sectional views along AA in FIG. 2, which is a partial sectional view;

FIG. 6 is an oblique sectional view taken along BB in FIG. 2, and is a partial half sectional view;

fig. 7, 12, 13 are stepped sectional views taken along CC in fig. 5, and are partial half sectional views;

FIGS. 9, 10 and 11 are partial sectional views taken along DD in FIG. 5;

fig. 14 and 15 are stepped cross-sectional views taken along EE in fig. 8, and are partial half cross-sectional views;

fig. 16 is a perspective view showing the overall structure of the road wheel after being lifted;

fig. 17 shows the front view of the raised road wheel, in full and partial section.

In the figure, 1, a traveling wheel, 2, a transition shaft, 3, a lifting rod, 4, a frame body, 5, a chain, 6, a chain wheel, 7, a handle, 8, a loop rod, 9, a loop rod seat, 10, a locking screw, 11, a locking handle, 12, a connecting rod, 13, a transition short shaft, 14, a cylinder rod, 15, a cylinder top shaft, 16, a support, 17, a support rotating shaft, 18, a tension spring, 19, a loop ring, 20, a wheel shaft, 21, a fixed pin, 22, a rotating rod, 23, a pulling and pressing shaft, 24, a locking frame, 25, a locking brake rod, 26, a locking pin shaft, 27, a cylinder, 28, a middle shaft, 29, a cylinder driving rod, 30, a half shaft, 31, a duplex chain wheel, 32, a nut, 33, a blocking sleeve, 34, a ratchet wheel seat outer cover, 35, a pair wheel, 36, a sliding sleeve, 37, a pair wheel upper plate, 38, a screw, 39, a pawl, 40, a ratchet shaft, 41, a column pin, 42, a key, 45. the ratchet seat comprises a ratchet seat inner cover, 46, a coil spring, 47, a ratchet seat, 48, a pair of wheel lower plates, 49, a support column, 50, a connecting pin, 51 gears, 52, a pin shaft, 53, a pressure relief rod, 54, a locking spring, 55, a brake rod head, 56, a locking positioning pin, 57, a positioning groove and 58, and a rod sleeving seat support arm.

Detailed Description

Fig. 1 to 7 and 9 show the structural components of the present apparatus and the connection and positional relationship of the components. Comprises a frame mechanism, a main control mechanism, a lifting control mechanism, a walking control mechanism and a locking mechanism. The device is basically of a symmetrical structure.

Fig. 1 to 3 show the structural components of the frame mechanism and the connection and position relationship of the components. The frame mechanism consists of a frame body 4, a lifting rod 3, a connecting rod 12, a wheel shaft 20, a walking wheel 1, a half shaft 30, a transition shaft 2 and a transition short shaft 13; the support body 4 is the braced frame of this device, symmetrical rectangular frame, the middle rectangle backplate that is equipped with two crossbeams and two protection hydro-

cylinders

27, 4 lower extremes of support body are equipped with six bosss, a transition axle 2 and two transition minor axis 13 are installed respectively to the boss, transition axle 2 is a logical axle, transition minor axis 13 has two, six lifting rods 3 are connected to transition axle 2 and 13 lower extremes of transition minor axis, two semi-axles 30 are connected to four lifting rods 3 lower extremes on the left side, 3 lower extremes on two lifting rods on the right connect the shaft 20, semi-axle 30 and shaft 20 are connected by connecting rod 12, four walking wheels 1 are connected to

semi-axle

30 and 20 outer ends of shaft. A parallel four-bar mechanism is formed by the transition shaft 2, the transition short shaft 13, the lifting rod 3 and the connecting rod 12, the half shaft 30 can rotate around the transition shaft 2, and the wheel shaft 20 can rotate around the transition short shaft 13. Therefore, the lifting and falling of the walking wheels 1 can be realized, and the lifting and falling of the automobile are completed.

Fig. 1 to 5 show the structural components of the overall operating mechanism and the connection and positional relationship of the components. The general control mechanism comprises a handle 7, a loop bar 8, a loop bar seat 9, a fixed pin 21, a rotating rod 22, a ratchet seat 47, a ratchet seat outer cover 34, a ratchet seat inner cover 45, a screw 38 and a middle shaft 28, wherein the handle 7 is composed of two T-shaped cylinders, the cylinder at the lower end of the handle is a circular tube which is sleeved on the loop bar 8, the upper part of the loop bar 8 is a circular tube, the lower part of the loop bar seat 9 is the loop bar seat 9, the two ends of the loop bar seat 9 are fixedly provided with the ratchet seat 47 by the screw 38, the ratchet seat outer cover 34 and the ratchet seat inner cover 45 are fixedly connected with a ratchet shaft 40 at the two sides of each ratchet seat 47, the ratchet seat outer cover 34 and the ratchet seat inner cover 45 are provided with circular holes which are matched and connected with the middle shaft. The upper part of the rotating rod 22 is a cylindrical pipe, and the lower part is a cylindrical shaft. The upper part of the rotating rod 22 is fixedly connected with the handle 7 through a fixing pin 21, and the handle 7 and the rotating rod 22 can move up and down and rotate along the loop bar 8. The handle 7, the loop bar 8, the loop bar seat 9, the rotating rod 22, the ratchet wheel seat 47 and the middle shaft 28 can swing up and down around the axis of the middle shaft.

Figures 1 to 5 show the structural components of the landing gear and the connections and positional relationships of the parts. The lifting control mechanism consists of a loop bar 8, a loop bar seat 9, a loop bar seat support arm 58, a tension and compression shaft 23, a cylinder driving rod 29, a cylinder support arm 44, a cylinder 27, a cylinder rod 14, a cylinder top shaft 15, a support 16, a support rotating shaft 17, a tension spring 18, a loop 19 and a wheel shaft 20. The oil cylinder 27 is provided with an oil cylinder support arm 44, an oil cylinder driving rod 29, a pressure relief rod 53 and an oil cylinder rod 14; the oil cylinder support arm 44 is arranged on the middle shaft 28, and the oil cylinder 27 can swing around the middle shaft 28; the sleeve rod seat 9 is provided with a sleeve rod seat support arm 58, the sleeve rod seat support arm 58 is fixedly provided with a pulling and pressing shaft 23, the pulling and pressing shaft 23 is arranged in a square frame of the oil cylinder drive rod 29, the oil cylinder drive rod 29 can move up and down in the oil cylinder 27 and can drive the oil cylinder rod 14 to extend, the right end of the oil cylinder rod 14 is connected with the oil cylinder top shaft 15, two ends of the oil cylinder top shaft 15 are respectively connected with a support 16, the support 16 is in a triangular plate shape and is connected to the frame body 4 through a support rotating shaft 17, and the support 16 can rotate around the support rotating shaft 17. The lower end of the bracket 16 and the connecting rod 12 are hinged by an axle 20. Two lantern rings 19 are symmetrically sleeved on two sides of the wheel shaft 20 respectively, each lantern ring 19 is connected with the lower end of one tension spring 18, the number of the tension springs 18 is two, and the upper ends of the tension springs 18 are connected to the frame body 4. When the walking wheel 1 is required to fall down, the sleeve rod 8 is driven by hands to swing up and down to drive the pull-press shaft 23 and the oil cylinder driving rod 29 to move up and down, the oil cylinder rod 14 is pushed out to extend, the bracket 16 is driven to rotate clockwise around the bracket rotating shaft 17, the wheel shaft 20 can rotate to a low point to drive the walking wheel 1 to fall down, and the tension spring 18 is in a tension state. When the walking wheel 1 is required to be lifted, the oil cylinder is in a non-working state, the oil cylinder rod 14 loses oil pressure thrust, the wheel shaft 20 is pulled up under the tension of the tension spring 18, and the lifting of the walking wheel 1 is realized.

Fig. 1 to 5, 7 and 9 show the structural components of the walking control mechanism and the connection and position relationship of the components. The walking control mechanism consists of a rotating rod 22, a sliding sleeve 36, a support 49, a pin shaft 52, a pair of wheel upper plates 37, a gear 51, a connecting pin 50, a pair of wheel shift rods 35, a pair of wheel lower plates 48, a sleeve rod 8, a sleeve rod seat 9, a pawl 39, a ratchet shaft 40, a ratchet wheel 43, a pin 41, a ratchet wheel seat 47, a blocking sleeve 33, a nut 32, a chain 5, a chain wheel 6, a key 42 and a duplex chain wheel 31. A gear 51 and a sliding sleeve 36 are arranged on a cylindrical shaft at the lower end of the rotating rod, two gears 51 are arranged, one gear 51 is fixed on the rotating rod 22 through a connecting pin 50, the sliding sleeve 36 is arranged on the gear 51, round pipes are symmetrically arranged at two ends of the sliding sleeve, round holes are symmetrically arranged in the loop bar seat 9, the sliding sleeve round pipes are inserted into the round holes of the loop bar seat 9, and the sliding sleeve 36 can move up and down in the round holes of the loop bar 8 along with the rotating rod 22; the inner hole of the round tube of the sliding sleeve 36 is connected with the small shaft section of the pin shaft 52, the pin shaft 52 is a two-section stepped cylindrical shaft, the pin shaft 52 is divided into a large shaft section and a small shaft section, the pin shafts 52 are two, the pin shafts are symmetrically placed at the two sides of the rotating rod 22 in the front-back direction, the large shaft sections of the two pin shafts 52 are sleeved with the upper wheel plate 37, the shift lever 35 and the lower wheel plate 48, the upper wheel plate 37 and the lower wheel plate 48 are respectively one, the upper wheel plate 37 and the lower wheel plate 48 have the same shape and are symmetrical rhombuses, two large round holes and two small round holes are symmetrically arranged on the upper wheel plate and the lower wheel plate, the two large round holes are sleeved on the large shaft section of the pin shaft 52, two support columns 49 are arranged in the small round holes, the support columns 49 connect the upper wheel plate 37; the lower part of the rod sleeving seat 9 is provided with a square frame, a cylindrical boss is arranged in the middle of a bottom frame of the square frame, the cylindrical boss is in clearance fit with a blind hole of the wheel lower plate 48, and the whole formed by connecting the wheel upper plate and the wheel lower plate 48 can rotate around the rotating rod 22; the two pair of wheel shift levers 35 are identical in shape and are in the shape of sector gears, the other end of each gear tooth is a cylindrical rod, the sector gears are provided with cylindrical holes, the cylindrical holes are sleeved on the large shaft sections of the pin shafts 52, the pair of wheel shift levers 35 are arranged between the pair of wheel lower plates 48 and the gears 51 on the rotating rods 22, the two sector gears are meshed with each other, and the cylindrical rods of the two pair of wheel shift levers 35 are inserted into the ratchet seats 47 on the two sides through square holes of the inner covers 45 of the ratchet seats respectively and are positioned above the pawls 39; a gear 51 is sleeved on a pin shaft 52 and fixedly connected with the pair wheel deflector rod 35 below the pin shaft into a whole, and the gear is meshed with the gear 51 on the rotating rod 22; the middle of the upper plate 37 of the coupling is provided with inner gear teeth which are engaged with the gear on the rotating rod 22; a ratchet wheel 43 is sleeved on the middle shaft 28 in the ratchet wheel seat 47, the ratchet wheel 43 is fixed on the middle shaft 28 through a pin 41, a ratchet shaft 40 is arranged above the ratchet wheel 43, a pawl 39 is sleeved on the ratchet shaft 40, the pawl 39 can rotate around the ratchet shaft 40, ratchets are arranged on two sides of the lower end of the pawl 39, and the ratchets can clamp teeth of the ratchet wheel to limit the rotating direction of the ratchet wheel 43; coil springs 46 are arranged on two sides of the pawl 39, one end of each coil spring 46 is fixed on a ratchet seat 47, each coil spring 46 is pressed against the side surface of the pawl 39, only the acting force of the two coil springs 46 is considered, the pawl 39 keeps a middle balance position, namely, the pawl 39 is separated from the ratchet 43. The middle shaft 28 is a two-section coaxial cylindrical shaft sleeved together and can rotate relatively, and the middle shaft 28 is positioned on the frame body 4 through a nut 32 and a spring retainer ring and can only rotate on the frame body 4. The two sides of the middle shaft 28 are provided with the baffle sleeve 33 and the chain wheel 6, and the chain wheel 6 is connected on the middle shaft 28 by a key 42 to form a key connection. Two duplex chain wheels 31 are sleeved on the transition shaft 2 of the frame body 4, each half shaft 30 is connected with one chain wheel 6 in a key mode, the chain wheels 6 are connected with

chains

5, and 4 groups of symmetrical chain transmission are provided, wherein two groups of chain transmission are provided with the duplex chain wheels 31 and the chain wheels 6 on the middle shaft 28, and the other two groups of chain transmission are provided with the duplex chain wheels 31 and the chain wheels 6 on the half shafts 30.

Fig. 1 to 4 and 6 show the structural components of the locking mechanism and the connection and positional relationship of the components. The locking mechanism consists of a locking handle 11, a locking screw 10, a locking frame 24, a locking brake lever 25, a locking pin shaft 26, a pressure relief lever 53, a locking spring, a brake lever head 55, a locking positioning pin 56 and a positioning groove 57; the upper portion of hydro-cylinder 27 is equipped with locking frame 24, and locking frame 24 does as an organic whole with hydro-cylinder 27, and locking frame 24 is the rectangular frame shape, is equipped with pressure relief pole 53 in the rectangular frame shape, and pressure relief pole 53 lower part is that the cylindric pole stretches into in hydro-cylinder 27, is the switch of hydro-cylinder 27 work, and pressure relief pole 53 can reciprocate and have two positions: when the pressure relief rod 53 is pressed downwards to the bottom in the upper position and the lower position, the oil cylinder 27 works normally, and the oil cylinder driving rod 29 moves up and down to drive the oil cylinder rod 14 to extend out; when the pressure relief rod 53 is lifted upwards in the up position, the oil cylinder driving rod 29 is not in effect. The middle lower part of the pressure relief rod 53 is provided with a cuboid, an oblong groove is formed in the cuboid, a brake rod head 55 at the end part of the locking brake rod 25 is placed in the oblong groove, and the brake rod head 55 can slide in the oblong groove; the upper part of the pressure relief rod 53 is a cylindrical rod, a threaded hole is formed in the upper end of the cylindrical rod, a locking handle 11 is sleeved outside the cylindrical rod, a hand-held handle is arranged at the upper end of the locking handle 11, a counter bore is formed in the hand-held handle, a locking screw 10 is installed in the counter bore, and the locking screw 10 is screwed into the threaded hole of the pressure relief rod and connected with the pressure relief rod 53; the lower end of the locking handle 11 is a cylindrical pipe, a locking positioning pin 56 is arranged in the middle of the cylindrical pipe, the locking positioning pin 56 is in a convex cylindrical shape, the cylindrical pipe of the locking handle 11 can rotate around the pressure relief rod 53 and can drive the pressure relief rod 53 to move up and down, a semicircular positioning groove 57 is arranged at the upper end of the locking frame 24, when the pressure relief rod 53 is pulled to the upper position, the locking positioning pin 56 rotates 90 degrees clockwise, and the locking positioning pin 56 is placed in the positioning groove 57 to lock the upper position of the pressure relief rod 53; the locking brake rod 25 is in a long rod shape and is hinged to the oil cylinder 27 through a locking pin shaft 26, the locking brake rod 25 can rotate around the locking pin shaft 26, a ratchet is arranged on the oil cylinder rod 14 at the right end of the locking brake rod 25, and when the locking brake rod 25 rotates clockwise until the ratchet on the locking brake rod 25 is coincident with the ratchet on the oil cylinder rod 14, the oil cylinder rod 14 is locked and cannot stretch out and draw back; therefore, the purpose of lifting and falling the locking travelling wheel 1 is achieved, the locking spring is sleeved outside the cylindrical pipe of the locking handle 11, the locking spring is a compression spring, the lower end of the compression spring is in contact with the upper surface of the cuboid of the pressure relief rod, the upper end of the compression spring is propped against the transverse plate of the locking frame 24, and the pressure relief rod 53 can be pressed to the lower position under the action of the locking spring.

In fig. 8, 10 to 17, an operation example of the present apparatus is shown. When the device is operated, a vehicle is stopped beside a parking space and flameout, the wheels are lifted up and rotated until the vehicle is parallel to the parking space, then the vehicle is horizontally translated into a position, the distance from the ground of the vehicle tire is selected, and finally the device is locked. The operation of transversely moving out the vehicle is the reverse process of moving in the vehicle; the operation of the device is divided into manual control operation and electric control operation, and specifically divided into locking and loosening operation, lifting and falling operation, walking and steering operation.

Locking and unbinding operation: the locking is that the locking handle 11 is pulled up and rotated by 90 degrees, so that the locking positioning pin 56 is clamped in the positioning groove 5757, the pressure relief rod 53 is pulled up, the oil cylinder 27 enters a non-working state, the ratchet at the right end of the locking brake rod 25 moves downwards to lock the ratchet on the oil cylinder rod 14, and the oil cylinder rod 14 is in a locking state and cannot stretch out and draw back. The loose binding is the reverse of the locking operation: the lock handle 11 and the pressure release lever 53 are returned downward by the lock spring 54, and the ratchet at the right end of the lock brake lever 25 is moved upward away from the ratchet on the cylinder rod 14.

Lifting and dropping operation: the locking mechanism is in a loose binding state, the handle 7 is pulled up and down by hands to drive the pressure rod shaft to move up and down, the oil cylinder rod 14 is pushed to extend out, the bracket 16 is driven to rotate clockwise around the bracket rotating shaft 17, and the wheel shaft 20 and the travelling wheel 1 fall down. The wheel shaft 20 and the travelling wheels 1 are lifted by a loose binding locking mechanism, and the wheel shaft 20 and the travelling wheels 1 are lifted under the tension of the tension spring 18 on the frame body 4.

Walking and steering operations: the locking mechanism is in a locking state, and the position of the handle 7 has two states: the device comprises a lower position and an upper position, wherein the lower position is a walking position of the device, and the upper position is a steering position of the device.

As shown in fig. 6, when the handle 7 is pressed downwards to be in a walking position, the gear 51 of the rotating rod 22 is meshed with the gear 51 on the pin shaft 52, the cylindrical pipes at the two ends of the sliding sleeve 36 are inserted into the two cylindrical holes of the sleeve rod seat 9, the handle 7 is rotated to drive the gear 51 on the rotating rod 22 to rotate, the gear 51 on the pin shaft is driven to rotate, the upper wheel plate 37 and the lower wheel plate 48 are not moved, the other pair of wheel shift rods 35 are driven to rotate by the wheel shift rods 35, the two pair of wheel shift rods 35 are opposite in rotation, the cylindrical rods on the wheel shift rods 35 simultaneously move forwards or simultaneously backwards, the pawls 39 on the two sides are driven to simultaneously rotate clockwise or anticlockwise, and the ratchet wheel 43 is clamped by the pawls 39 and can only rotate; when the handle 7 is moved up and down, through the transmission, the two ratchet wheels 43 respectively drive the respective middle shafts 28 to rotate, the middle shafts 28 drive the chain wheels 6 to rotate, the chain 5 drives the duplex chain wheels 31 to rotate and the chain wheels 6 on the half shafts 30 to rotate, the half shafts 30 are fixedly connected with the walking wheels 1, and finally the two walking wheels 1 on the half shafts 30 rotate in the same direction to drive the device to move transversely.

When the two cylindrical rods of the wheel shift lever 35 are in the coaxial position (as shown in fig. 15), the handle 7 is lifted upwards to the steering position, the gear 51 on the rotating rod 22 is meshed with the internal teeth of the wheel upper plate 37, and the cylindrical pipes at the two ends of the sliding sleeve 36 are separated from the small shaft section of the pin shaft 52, the rotating handle 7 drives the wheel upper plate 37 to rotate, so that the wheel upper plate 37, the two wheel shift levers 35 and the wheel lower plate 48 are driven to integrally rotate, and the pawls 39 at the two sides of the shift lever are driven to rotate in different directions (as shown in fig. 16 and 17). When the handle 7 is moved up and down, the two walking wheels on the half shaft 30 rotate reversely through the transmission, so that the device is driven to steer.

Fig. 7 is an embodiment in which the cylindrical rods of the two pairs of wheel levers are simultaneously rotated to the upper position in the figure.

Fig. 8 shows the embodiment after the turning bar 22 is pulled up.

Fig. 9 shows an embodiment of the wheel shifter in a position to the left of the pawl 39 in the drawing.

Fig. 10 shows an embodiment of the wheel shifter in an intermediate position of the pawl 39 in the drawing.

Fig. 11 shows an embodiment in which the wheel lever is in the right-hand position of the pawl 39 in the drawing.

FIG. 12 is an embodiment in which the cylindrical shafts of the two pairs of wheel levers are simultaneously rotated to the middle position in the figures.

FIG. 13 is an embodiment in which the cylindrical rods of the two pairs of wheel levers are simultaneously rotated to the lower position in the figures.

FIG. 14 is an embodiment of the cylindrical rods of the two pairs of wheel levers rotated simultaneously counterclockwise.

FIG. 15 is an embodiment of the simultaneous clockwise rotation of the cylindrical rods of the two pairs of wheel shifters.

Fig. 16 to 17 show an example in which the traveling wheel 1 of the present apparatus is lifted.

Claims

1. A manual omni-directional mobile paired wheel control automobile moving device comprises a frame mechanism, a main control mechanism, a lifting control mechanism, a walking control mechanism and a locking mechanism; the device is basically of a symmetrical structure and is characterized in that: the frame mechanism consists of a frame body, a lifting rod, a connecting rod, a wheel shaft, a traveling wheel, a half shaft, a transition shaft and a transition short shaft; the frame body is a supporting frame of the device and is a symmetrical rectangular frame, two cross beams and two rectangular guard plates for protecting the oil cylinders are arranged in the middle of the rectangular frame, six bosses are arranged at the lower end of the frame body, a transition shaft and two transition short shafts are respectively installed on the bosses, the transition shaft is a through shaft, the number of the transition short shafts is two, the lower ends of the transition shaft and the transition short shafts are connected with six lifting rods, the lower ends of four lifting rods on the left side are connected with two half shafts, the lower ends of two lifting rods on the right side are connected with a wheel shaft, the half shafts and the wheel shaft are connected through connecting rods; the transition shaft, the transition short shaft, the lifting rod and the connecting rod form a parallel four-bar mechanism, the half shaft can rotate around the transition shaft, and the wheel shaft can rotate around the transition short shaft; the general control mechanism consists of a handle, a loop bar seat, a fixed pin, a rotating rod, a ratchet seat outer cover, a ratchet seat inner cover, a screw and a center shaft, wherein the handle consists of two T-shaped cylinders, the cylinder at the lower end of the handle is a circular tube which is sleeved on the loop bar, the upper part of the loop bar is the circular tube, the lower part of the loop bar is the loop bar seat, the two ends of the loop bar seat are fixedly provided with the ratchet seat by the screw, the two sides of each ratchet seat are fixedly connected with the ratchet seat outer cover and the ratchet seat inner cover by a ratchet shaft, the ratchet seat outer cover and the ratchet seat inner cover are provided with round holes which are matched and connected with; the upper part of the rotating rod is a cylindrical pipe, and the lower part of the rotating rod is a cylindrical shaft; the upper part of the rotating rod is fixedly connected with the handle by a fixing pin, and the handle and the rotating rod can move up and down and rotate along the loop bar; the handle, the loop bar seat, the rotating bar, the ratchet wheel seat and the middle shaft can swing up and down around the axis of the middle shaft; the lifting control mechanism consists of a loop bar, a loop bar seat support arm, a pulling and pressing shaft, an oil cylinder drive rod, an oil cylinder support arm, an oil cylinder rod, an oil cylinder top shaft, a bracket rotating shaft, a tension spring, a loop ring and a wheel shaft; the oil cylinder is provided with an oil cylinder support arm, an oil cylinder driving rod, a pressure relief rod and an oil cylinder rod; the oil cylinder support arm is arranged on the middle shaft, and the oil cylinder can swing around the middle shaft; the sleeve rod seat is provided with a sleeve rod seat support arm, a pulling and pressing shaft is fixedly arranged on the sleeve rod seat support arm, the pulling and pressing shaft is arranged in a square frame of an oil cylinder drive rod, the oil cylinder drive rod can move up and down in an oil cylinder and can drive the extension of the oil cylinder rod, the right end of the oil cylinder rod is connected with an oil cylinder top shaft, two ends of the oil cylinder top shaft are respectively connected with a support, the supports are triangular plates and are connected to a support body through support rotating shafts, and the supports can rotate around the support rotating shafts; the lower end of the bracket is hinged with the connecting rod through a wheel shaft; two lantern rings are symmetrically sleeved on two sides of the wheel shaft respectively, each lantern ring is connected with the lower end of one tension spring, the number of the tension springs is two, and the upper ends of the tension springs are connected to the frame body; the walking control mechanism consists of a rotating rod, a sliding sleeve, a pillar, a pin shaft, a pair wheel upper plate, a gear, a connecting pin, a pair wheel deflector rod, a pair wheel lower plate, a sleeve rod seat, a pawl, a ratchet shaft, a ratchet wheel, a pin, a ratchet wheel seat, a blocking sleeve, a nut, a chain wheel, a key and a duplex chain wheel; the cylindrical shaft at the lower end of the rotating rod is provided with two gears and two sliding sleeves, one gear is fixed on the rotating rod through a connecting pin, the sliding sleeves are arranged on the gears, circular pipes are symmetrically arranged at two ends of each sliding sleeve, circular holes are symmetrically arranged in the sleeve rod seats, the sliding sleeve circular pipes are inserted into the circular holes of the sleeve rod seats, and the sliding sleeves can move up and down in the circular holes of the sleeve rods along with the rotating rod; the inner hole of a round pipe of the sliding sleeve is connected with a small shaft section of a pin shaft, the pin shaft is a two-section stepped cylindrical shaft, the pin shaft is divided into a large shaft section and a small shaft section, the number of the pin shaft is two, the pin shaft is symmetrically placed on two sides of the rotating rod in front and back, a pair wheel upper plate, a pair wheel deflector rod and a pair wheel lower plate are sleeved on the large shaft section of the two pin shafts, the pair wheel upper plate and the pair wheel lower plate are respectively one, the pair wheel upper plate and the pair wheel lower plate are identical in appearance and are symmetrical rhombuses, two large round holes and two small round holes are symmetrically arranged on the pair wheel upper plate and the pair wheel lower plate, the two large round holes are sleeved on the large shaft section of the pin shaft, two struts are arranged; the lower part of the loop bar seat is provided with a square frame, a cylindrical boss is arranged in the middle of a bottom frame of the square frame, the cylindrical boss is in clearance fit with a blind hole of the lower wheel plate, and the whole formed by connecting the upper wheel plate and the lower wheel plate can rotate around the rotating rod; the two pair of wheel deflector rods are the same in shape and are in the shape of a sector gear, the other end of each gear tooth is a cylindrical rod, the sector gear is provided with a cylindrical hole, the cylindrical hole is sleeved on the large shaft section of the pin shaft, the pair of wheel deflector rods are arranged between the lower plate of the pair of wheels and the gear on the rotating rod, the two sector gears are meshed with each other, and the cylindrical rods of the two pair of wheel deflector rods are inserted into the ratchet wheel seats on the two sides through square holes of the inner covers of the ratchet wheel seats respectively and are; a gear is sleeved on one pin shaft and fixedly connected with a pair wheel deflector rod below the pin shaft into a whole, and the gear is meshed with a gear on the rotating rod; the middle of the upper plate of the coupling is provided with inner gear teeth which are internally engaged with the gear on the rotating rod; a ratchet wheel is sleeved on a middle shaft in the ratchet wheel seat, the ratchet wheel is fixed on the middle shaft through a pin, a ratchet shaft is arranged above the ratchet wheel, a pawl is sleeved on the ratchet shaft and can rotate around the ratchet shaft, ratchets are arranged on two sides of the lower end of the pawl, and the ratchets can clamp teeth of the ratchet wheel to limit the rotation direction of the ratchet wheel; the two sides of the pawl are provided with coil springs, one end of each coil spring is fixed on the ratchet wheel seat, the coil springs are propped against the side surfaces of the pawl, only the acting forces of the two coil springs are considered, the pawl is required to keep a middle balance position, and the pawl is not connected with the ratchet wheel; the middle shaft is a coaxial cylindrical shaft with two sections sleeved together and can rotate relatively, and is positioned on the frame body by a nut and a spring retainer ring and can only rotate on the frame body; the two sides of the middle shaft are provided with a blocking sleeve and a chain wheel, and the chain wheel is connected on the middle shaft through a key to form a key connection; two duplex chain wheels are sleeved in the space above the transition shaft on the frame body, each half shaft is connected with one chain wheel in a key mode, the chain wheels are connected with chains, and 4 groups of symmetrical chain transmission are provided, wherein two groups of chain transmission are provided with the duplex chain wheels and the chain wheels on the middle shaft, and the other two groups of chain transmission are provided with the duplex chain wheels and the chain wheels on the half shafts; the locking mechanism consists of a locking handle, a locking screw, a locking frame, a locking brake lever, a locking pin shaft, a pressure relief lever, a locking spring, a brake lever head, a locking positioning pin and a positioning groove; hydro-cylinder upper portion is equipped with the locking frame, and the locking frame is as an organic whole with the hydro-cylinder, and the locking frame is the rectangle frame shape, is equipped with the pressure relief pole in the rectangle frame shape, and the pressure relief pole lower part is that the cylindric lock stretches into the hydro-cylinder in, is the switch of hydro-cylinder work, and the pressure relief pole can reciprocate and have two positions: the oil cylinder normally works when the pressure relief rod is pressed downwards to the bottom in the lower position, and the oil cylinder driving rod moves up and down to drive the oil cylinder rod to extend out; when the device is in an upper position, the pressure relief rod is lifted upwards, and the oil cylinder driving rod loses the function; a cuboid is arranged at the middle lower part of the pressure relief rod, an oblong groove is arranged in the cuboid, a brake rod head for locking the end part of the brake rod is placed in the oblong groove, and the brake rod head can slide in the oblong groove; the upper part of the pressure relief rod is a cylindrical rod, a threaded hole is formed in the upper end of the cylindrical rod, a locking handle is sleeved outside the cylindrical rod, a hand-held handle is arranged at the upper end of the locking handle, a counter bore is formed in the hand-held handle, a locking screw is installed in the counter bore, and the locking screw is screwed into the threaded hole of the pressure relief rod and connected with the pressure relief rod; the lower end of the locking handle is a cylindrical pipe, a locking positioning pin is arranged in the middle of the cylindrical pipe, the locking positioning pin is in a convex cylindrical shape, the cylindrical pipe of the locking handle can rotate around the pressure relief rod and can drive the pressure relief rod to move up and down, a semicircular positioning groove is formed in the upper end of the locking frame, when the pressure relief rod is pulled to the upper position, the pressure relief rod rotates clockwise by 90 degrees, the locking positioning pin is placed in the positioning groove, and the upper position of the pressure relief rod is locked; the locking brake rod is in a long rod shape and is hinged to the oil cylinder through a locking pin shaft, the locking brake rod can rotate around the locking pin shaft, a ratchet is arranged on the oil cylinder rod at the right end of the locking brake rod, and when the locking brake rod rotates clockwise to the ratchet on the locking brake rod and is overlapped with the ratchet on the oil cylinder rod, the oil cylinder rod is locked and cannot stretch out and draw back; thereby reach lifting up and falling the purpose of locking walking wheel, the cylindric outside cover of locking handle has the locking spring, and the locking spring is compression spring, and its lower extreme contacts above the cuboid with the pressure relief pole, and the upper end top is on the diaphragm of locking frame, and the pressure relief pole can be pressed to the next position under the effect of locking spring.