Motor-driven cart for carrying tire slings
Technical Field
The invention relates to the technical field of carrying cart equipment, in particular to a motorized cart for carrying a tire lifting appliance.
Background
At present, the demand for carrying tires in an automobile assembly plant is more and more, and the weight and the quantity of automobile tires are heavy. Most manufacturers adopt manual carrying or forklift carrying, the manual carrying consumes physical power and has potential safety hazards, and the forklift carrying also needs manual carrying of tires to carrying pincers of the forklift, so that the physical power is consumed, and meanwhile, gasoline is also consumed. The tire lifting appliance carrying equipment in the market is few and few, and the requirement for carrying tires cannot be met. Chinese patent No. CN105540500A discloses a tire conveying device, which comprises a frame outer sleeve, wherein a column is arranged at the left end, and a frame outer sleeve travelling wheel is arranged at the right end; the left end of the frame inner sleeve is provided with an inner sleeve travelling wheel, and the right end of the frame inner sleeve is matched with the inner sleeve matching cavity; the tire left lifting mechanism is fixed with the left end of the inner sleeve of the frame; the tire right lifting machine is fixed with the right end of the frame outer sleeve; the tire anti-toppling mechanism is arranged at the upper part of the upright post; the no-load operating mechanism is fixed with the right end of the frame outer sleeve; the device comprises a transition upright post, a load operating mechanism and a clutch mechanism, wherein the transition upright post is arranged on the no-load operating mechanism; the load operation mechanism comprises a chain wheel shaft seat, a chain wheel shaft, a hand crank, a large chain wheel and a chain; the chain tensioning mechanism comprises a tensioning chain wheel support shaft, a torsional spring stop lever, a tensioning chain wheel support, a tensioning chain wheel and a torsional spring.
Although this tire conveyor is efficient, the simple operation, and transmission effect is good, nevertheless have the following problem simultaneously:
firstly, the tire conveying device has a complex structure and high manufacturing cost;
secondly, manually shaking the crank to mutually match or release the clutch disc and the sprocket wheel clutch shaft, so that the tire lifting mechanism moves back and forth and moves up and down, manual labor is consumed, and the carrying efficiency is low;
and thirdly, in the process of lifting the tire by the tire lifting mechanism, the tire is easy to slip off due to self shaking or mechanical instability of the tire conveying device.
In order to overcome the above-mentioned drawbacks, those skilled in the art actively innovate research to create a mobile cart for transporting a tire spreader.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the motor-driven cart for carrying the tire lifting appliance, after the motor-driven cart is used, the movable pulley block, the driving motor and the lifting appliance driving switch are adopted to realize inching lifting of the lifting appliance in the process of carrying the tire, so that the flexibility of carrying the tire is improved, meanwhile, the safety coefficient and reliability of carrying are enhanced by using the electric universal wheel, the braking mechanism and the electric universal wheel driving switch, the raw materials are saved, the operation is convenient, and the environment is protected.
In order to solve the technical problems, the invention adopts a technical scheme that:
the utility model provides a mobile cart for carrying a tire lifting appliance, which comprises a cart frame, wherein the cart frame is provided with a cross beam, the front end of the cross beam is provided with a movable pulley block, the lower end of the movable pulley block is used for fixing the tire lifting appliance, a first fixed rod, a second fixed rod and a third fixed rod are longitudinally arranged along the length direction of the cross beam, a movable pulley in the movable pulley block is connected with the first fixed rod, a fixed pulley in the movable pulley block is fixed on the second fixed rod, and the third fixed rod is provided with a guide wheel;
a fourth fixing rod is longitudinally arranged at the center of the cross beam and is fixedly connected with the upper end of a triangular support, the lower end of the triangular support is fixed on an axle, front wheels are respectively arranged at two ends of the axle, a bearing is arranged at the center of each front wheel, the axle is rotatably connected with the front wheels through the bearings, a horizontally arranged connecting rod is arranged, one end of the connecting rod is fixedly connected with the axle, the other end of the connecting rod is fixedly connected with a pressure-bearing rod, a saddle is arranged at the upper end of the pressure-bearing rod, an electric universal wheel is arranged at the lower end of the pressure-bearing rod, the connecting rod is provided with a brake mechanism, and the speed of the electric universal wheel is controlled by the brake mechanism;
the rear end of the cross beam is provided with a power device, the power device comprises a driving motor, a storage battery pack, a lifting appliance driving switch, an electric universal wheel driving switch and two handlebars, the lifting appliance driving switch is fixed on one handlebar, the electric universal wheel driving switch is fixed on the other handlebar, the driving motor is controlled by the lifting appliance driving switch, the electric universal wheel is controlled by the electric universal wheel driving switch, and the driving motor and the electric universal wheel are powered by the storage battery pack;
the driving motor is provided with a rotating shaft, a steel rope is wound on the rotating shaft through the guide wheel, the driving motor is electrically connected with the lifting appliance driving switch through a first cable group, the electric universal wheel is electrically connected with the electric universal wheel driving switch through a second cable group, the lifting appliance driving switch is electrically connected with the storage battery through a third cable group, and the electric universal wheel driving switch is electrically connected with the storage battery through a fourth cable group.
Put it differently, realize the mechanism of the speed of electronic universal wheel is by brake mechanism control, brake mechanism is including stepping on clamp plate, first movable rod, second movable rod, third movable rod, first spring and brake skin, the one end of first movable rod is fixed with step on the clamp plate, the other end of first movable rod with the one end hinged joint of second movable rod, the other end of second movable rod with connecting rod hinged joint, the one end of second movable rod still with the one end of third movable rod is articulated, the other end of third movable rod is equipped with the brake skin, the one end of first spring is fixed in the central point of second movable rod puts, the other end of spring is fixed in on the connecting rod.
Furthermore, one end of a second spring is fixedly connected with the lower surface of the bottom of the saddle, the other end of the second spring is fixedly connected with the upper surface of a pressure bearing plate, and the pressure bearing plate is arranged at the top of the pressure bearing rod.
Furthermore, the power device is provided with a power protection box for shielding rain, the power protection box is provided with an openable upper cover, and the upper cover is provided with a handle capable of pulling up the upper cover.
Furthermore, a shielding plate for retaining water is arranged right above the electric universal wheel.
Furthermore, a tool box is arranged on the bearing rod and is positioned between the saddle and the electric universal wheel.
Furthermore, a pedal for placing feet is arranged on the connecting rod, and the pedal is positioned between the axle and the pressure bearing rod.
Furthermore, the bottom edge of the triangular support frame penetrates through the center position of the electric universal wheel and is connected with the electric universal wheel in a rotating mode, and the other two edges of the triangular support frame are fixed on the pressure bearing rods respectively.
The invention has the beneficial effects that:
the rear end of the cross beam is provided with a power device, the power device comprises a driving motor, a storage battery pack, a lifting appliance driving switch, an electric universal wheel driving switch and two handle bars, the lifting appliance driving switch is fixed on one handle bar, the electric universal wheel driving switch is fixed on the other handle bar, the driving motor is controlled by the lifting appliance driving switch, the electric universal wheel is controlled by the electric universal wheel driving switch, and the driving motor and the electric universal wheel are powered by the storage battery pack, so that the raw materials are saved, the cross beam is green and environment-friendly, and the environment is not polluted;
the movable pulley block, the driving motor and the lifting appliance driving switch are adopted, the lifting appliance is pulled up in a inching mode, the flexibility of tire carrying is improved, meanwhile, the safety coefficient and the reliability of carrying are enhanced by the electric universal wheel, the brake mechanism and the electric universal wheel driving switch, the electric universal wheel is started and stopped in a inching mode, and the flexibility of the motor-driven cart in running is improved;
one end of a second spring is fixedly connected with the lower surface of the bottom of the saddle, the other end of the second spring is fixedly connected with the upper surface of a bearing plate, the bearing plate is arranged at the top of a bearing rod, so that the buffering force of the saddle is increased, the pressure on the hip of a user is relieved, meanwhile, the vertex angle of a triangular support is fixed on a fourth fixing rod, the bottom edge corresponding to the vertex angle of the triangular support is fixed on an axle, and the firmness of the frame is enhanced;
the brake mechanism comprises a stepping plate, a first movable rod, a second movable rod, a third movable rod, a first spring and a brake shoe, wherein the stepping plate is fixed at one end of the first movable rod, the other end of the first movable rod is hinged with one end of the second movable rod, the other end of the second movable rod is hinged with a connecting rod, the other end of the second movable rod is hinged with one end of the third movable rod, the brake shoe is arranged at the other end of the third movable rod, one end of the first spring is fixed at the center of the second movable rod, the other end of the spring is fixed on the connecting rod, effective braking of braking is achieved through the telescopic return force of the spring, braking flexibility is improved, and a braking function is provided for the mobile cart.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a control schematic of the present invention;
the parts in the drawings are marked as follows:
the device comprises a beam 1, a movable pulley block 2, a movable pulley 2-1 in the movable pulley block, a fixed pulley 2-2 in the movable pulley block, a tire hanger 3, a front wheel 4, a bearing 4-1, an axle 5, a connecting rod 6, a pressure bearing rod 7, a vehicle seat 8, an electric universal wheel 9, a driving motor 10, a rotating shaft 10-1, a storage battery pack 11, a hanger driving switch 12, an electric universal wheel driving switch 13, a handlebar 14, a treading plate 15, a first movable rod 16, a second movable rod 17, a third movable rod 18, a first spring 19, a brake shoe 20, a first fixed rod 21, a second fixed rod 22, a third fixed rod 23, a fourth fixed rod 24, a triangular bracket 25, a guide wheel 26, a second spring 27, a pressure bearing plate 28, a power protection box 29, an upper cover 29-1, a handle 29-2, a shielding plate 30, a tool box 31, a pedal 32, a steel rope 33, a first cable group 34, a second, A second cable set 35, a third cable set 36, a fourth cable set 37 and a triangular support 38.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and the present invention will be described in detail with reference to the accompanying drawings. The invention may be embodied in other different forms, i.e. it is capable of various modifications and changes without departing from the scope of the invention as disclosed.
Example (b): a mobile cart for carrying a tire sling is disclosed, as shown in fig. 1 and fig. 2, and comprises a frame, wherein the frame is provided with a cross beam 1, the front end of the cross beam is provided with a movable pulley block 2, the lower end of the movable pulley block is used for fixing a tire sling 3, a first fixing rod 21, a second fixing rod 22 and a third fixing rod 23 are longitudinally arranged along the length direction of the cross beam, a movable pulley 2-1 in the movable pulley block is connected with the first fixing rod, a fixed pulley 2-2 in the movable pulley block is fixed on the second fixing rod, and the third fixing rod is provided with a guide wheel 26;
a fourth fixing rod 24 is longitudinally arranged at the center of the cross beam and is fixedly connected with the upper end of a triangular support 25, the lower end of the triangular support is fixed on an axle 5, front wheels 4 are respectively arranged at two ends of the axle, a bearing 4-1 is arranged at the center of each front wheel, the axle is rotatably connected with the front wheels through the bearings and is provided with a horizontally arranged connecting rod 6, one end of the connecting rod is fixedly connected with the axle, the other end of the connecting rod is fixedly connected with a pressure-bearing rod 7, a saddle 8 is arranged at the upper end of the pressure-bearing rod, an electric universal wheel 9 is arranged at the lower end of the pressure-bearing rod, the connecting rod is provided with a brake mechanism, and the speed of the electric universal wheel is controlled by the brake mechanism;
the rear end of the cross beam is provided with a power device, the power device comprises a driving motor 10, a storage battery pack 11, a lifting appliance driving switch 12, an electric universal wheel driving switch 13 and two handlebars 14, one handlebar is fixedly provided with the lifting appliance driving switch, the other handlebar is fixedly provided with the electric universal wheel driving switch, the driving motor is controlled by the lifting appliance driving switch, the electric universal wheel is controlled by the electric universal wheel driving switch, and the driving motor and the electric universal wheel are powered by the storage battery pack;
the driving motor is provided with a rotating shaft 10-1, a steel rope 33 is wound on the rotating shaft through the guide wheel, the driving motor is electrically connected with the lifting appliance driving switch through a first cable group 34, the electric universal wheel is electrically connected with the electric universal wheel driving switch through a second cable group 35, the lifting appliance driving switch is electrically connected with the storage battery through a third cable group 36, and the electric universal wheel driving switch is electrically connected with the storage battery through a fourth cable group 37.
Realize the mechanism of the speed of electronic universal wheel is by brake mechanism controls, brake mechanism is including stepping on clamp plate 15, first movable rod 16, second movable rod 17, third movable rod 18, first spring 19 and brake skin 20, the one end of first movable rod is fixed with step on the clamp plate, the other end of first movable rod with the one end hinged joint of second movable rod, the other end of second movable rod with connecting rod hinged joint, the one end of second movable rod still with the one end of third movable rod is articulated, the other end of third movable rod is equipped with the brake skin, the one end of first spring is fixed in the central point of second movable rod puts, the other end of spring is fixed in on the connecting rod.
One end of the second spring 27 is fixedly connected with the lower surface of the bottom of the saddle, the other end of the second spring is fixedly connected with the upper surface of the bearing plate 28, and the bearing plate is arranged at the top of the bearing rod.
The power device is provided with a power protection box 29 for shielding rain, the power protection box is provided with an openable upper cover 29-1, and the upper cover is provided with a handle 29-2 capable of pulling the upper cover.
A shielding plate 30 for retaining water is arranged right above the electric universal wheel.
The pressure bearing rod is provided with a tool box 31, and the tool box is positioned between the saddle and the electric universal wheel.
The connecting rod is provided with a pedal 32 for placing feet, and the pedal is positioned between the axle and the bearing rod.
The bottom edge of the triangular support frame 38 penetrates through the center position of the electric universal wheel and is connected with the electric universal wheel in a rotating mode, and the other two edges of the triangular support frame are fixed on the pressure bearing rods respectively.
The working process and working principle of the invention are as follows:
the power device comprises a driving motor, a storage battery pack, a lifting appliance driving switch, an electric universal wheel driving switch and two handle bars, wherein the lifting appliance driving switch is fixed on one handle bar, the electric universal wheel driving switch is fixed on the other handle bar, the driving motor is controlled by the lifting appliance driving switch, the electric universal wheel is controlled by the electric universal wheel driving switch, and the driving motor and the electric universal wheel are powered by the storage battery pack, so that the raw materials are saved, and the power device is green and environment-friendly; the motorized trolley also adopts a movable pulley block, a driving motor and a lifting appliance driving switch to realize inching to pull up the lifting appliance and improve the flexibility of tire carrying, and meanwhile, the safety coefficient and reliability of carrying are enhanced by using an electric universal wheel, a brake mechanism and the electric universal wheel driving switch to realize inching to start and stop the electric universal wheel and improve the flexible degree of the motorized trolley in running; the bottom of the saddle is provided with a second spring, the other end of the second spring is fixedly connected with the upper surface of a bearing plate, the bearing plate is arranged at the top of the bearing rod, the buffering force of the saddle is increased, the pressure on the hip of a user is relieved, a fourth fixing rod is longitudinally arranged at the central position of the cross beam and is fixedly connected with the upper end of the triangular support, and the lower end of the triangular support is fixed on an axle, so that the firmness of the frame is enhanced; the power-driven trolley also comprises a brake mechanism, the brake mechanism comprises a treading pressing plate, a first movable rod, a second movable rod, a third movable rod, a first spring and a brake shoe, the treading pressing plate is fixed at one end of the first movable rod, the other end of the first movable rod is hinged with one end of the second movable rod, the other end of the second movable rod is hinged with a connecting rod, the other end of the second movable rod is hinged with one end of the third movable rod, the other end of the third movable rod is provided with the brake shoe, one end of the first spring is fixed at the center of the second movable rod, the other end of the spring is fixed on the connecting rod, the telescopic force is returned through the spring, effective braking of the brake is realized, braking flexibility is improved, and a braking function is provided for the power-driven trolley.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings, or other related technical fields, are encompassed by the present invention.