CN111717099A

CN111717099A - Crawler conveyor with lifting tipping bucket

Info

Publication number: CN111717099A
Application number: CN202010510146.6A
Authority: CN
Inventors: 章鑫; 章亮坤
Original assignee: Hunan Meihua Electromechanical Technology Co ltd
Current assignee: Hunan Meihua Electromechanical Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-29

Abstract

The invention discloses a crawler conveyor with a lifting tipping bucket, which comprises a vehicle body travelling mechanism, a hydraulic lifting mechanism and a tipping bucket, wherein one end of the bottom of the hydraulic lifting mechanism is hinged with the vehicle body travelling mechanism, the top end of the hydraulic lifting mechanism is hinged with a first hinge point arranged on the tipping bucket, and the hydraulic lifting mechanism consists of a lifting frame, a first hydraulic cylinder and a second hydraulic cylinder, wherein the first hydraulic cylinder is used for controlling the lifting frame to rotate around the hinge point with the vehicle body travelling mechanism, and the second hydraulic cylinder is used for controlling the tipping bucket to rotate around the hinge point with the lifting frame. Through the synergistic effect of the two hydraulic cylinders, the dumping height of the tipping bucket can be adjusted, the tipping bucket is controlled to dump goods to a higher position, and the rotation angle of the tipping bucket can exceed 90 degrees; in addition, the crawler-type traveling mechanism has the advantages of small turning radius, small landing pressure and large driving force, and meanwhile, the crawler-type traveling mechanism is low in noise generated during working and suitable for operation on various road surfaces.

Description

Crawler conveyor with lifting tipping bucket

Technical Field

The invention relates to a short-distance transport crawler machine, in particular to a crawler transport machine with a lifting tipping bucket.

Background

At present, mechanization and automation have been gradually realized in engineering construction and agricultural production, and as the indispensable transport means of engineering transportation and agricultural transportation, the current traditional hand push tipper that uses the tipping bucket transport vechicle of fuel as power to replace provides convenient and fast's transportation mode more for engineering construction and agricultural construction, has promoted the process of engineering transportation and agricultural transportation greatly.

In the transportation process of moving of engineering construction and agricultural production, general automobile transportation when mountain region and road are narrow uneven, especially when the rainy season road is muddy, just very difficult safe operation, climbing ability is limited moreover, and at the relatively poor and great turning radius's of needs highway section of topography, there is obvious limitation, leads to the conveying efficiency low, and the transportation security is poor. In addition, the conventional dump truck usually only has one hydraulic cylinder for pushing the dump truck to rotate, so that the dump truck cannot dump the transported objects thoroughly, and the dumping height cannot be adjusted. The crawler conveyor can better meet the requirements of construction and transportation, adapts to poor road conditions, and has strong climbing capability.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a crawler conveyor with a lifting tipping bucket.

The technical scheme adopted by the invention for solving the technical problems is as follows: crawler conveyor of tipping bucket lifts in area, including automobile body running gear, hydraulic lifting mechanism and tipping bucket, hydraulic lifting mechanism bottom one end with automobile body running gear is articulated, and the top is in with the setting first pin joint on the tipping bucket is articulated, hydraulic lifting mechanism include the lifting frame, be used for controlling the lifting frame around with the rotatory first pneumatic cylinder of automobile body running gear's pin joint to and be used for controlling the tipping bucket around with the rotatory second pneumatic cylinder of the first pin joint of lifting frame.

Furthermore, the cross section of the tipping bucket parallel to the front side and the rear side of the tipping bucket is trapezoidal or pentagonal, the surface where one inclined edge is located is an inclined surface, and the tipping bucket inclines towards the inclined surface when rotating.

Further, the lifting frame both sides are followed automobile body running gear with the parallel symmetry of the central plane of tipping bucket sets up, and the centre is connected fixedly by a plurality of connecting rods, every side of lifting frame comprises first straight-bar, first down tube and stiffener, first straight-bar one end articulates on the automobile body running gear, first down tube one end slope is fixed on the first straight-bar, inclination with the inclination on inclined plane suits on the tipping bucket, the first straight-bar other end with it is fixed to connect through the stiffener between the other end of first down tube, forms the tripod structure, first down tube with the intersection department of stiffener with the first pin joint of tipping bucket is articulated.

Furthermore, a first hinge point on the tipping bucket is arranged on the inclined surface and close to the tipping bucket opening, and the first hinge point also comprises a second hinge point which is arranged on the inclined surface and is positioned between the first hinge point and the bottom surface of the tipping bucket.

Furthermore, a first hydraulic cylinder arranged on the vehicle body travelling mechanism and a second hydraulic cylinder arranged on the lifting frame are inclined hydraulic cylinders, the extending end of a piston rod of the first hydraulic cylinder is hinged to a first straight rod of the lifting frame, and the extending end of a piston rod of the second hydraulic cylinder is hinged to a second hinge point of the tipping bucket.

Furthermore, a control system for controlling the first hydraulic cylinder and the second hydraulic cylinder to act is further arranged on the vehicle body travelling mechanism.

Furthermore, the vehicle body travelling mechanism comprises a vehicle body, crawler belts arranged on two sides of the vehicle body, an engine arranged on the vehicle body, a hydraulic pump, a gearbox and a gear control lever.

Furthermore, the vehicle body travelling mechanism comprises an underframe which is fixedly arranged above the crawler belts on two sides of the vehicle body and used for bearing the lifting frame.

The invention has the beneficial effects that: according to the crawler conveyor with the lifting tipping bucket, the designed hydraulic lifting mechanism controls the lifting frame to rotate around a hinge point with a vehicle body through the first hydraulic cylinder, the lifting frame drives the tipping bucket to move together when rotating, the height of the tipping bucket is increased, the tipping bucket is controlled to rotate around the hinge point with the lifting frame through the second hydraulic cylinder, the tipping bucket begins to tilt to dump goods, and in the embodiment, the second hydraulic cylinder can control the rotation angle of the tipping bucket to exceed 90 degrees, so that the goods loaded in the tipping bucket can be fully and conveniently dumped; through the synergistic effect of the two hydraulic cylinders, the dumping height of the tipping bucket can be adjusted, the tipping bucket is controlled to dump goods to a higher position, and partial limitations of the traditional tipping bucket transport vehicle in engineering and agricultural transportation are solved; in addition, the crawler-type traveling mechanism is adopted in the embodiment, the crawler-type traveling mechanism has the advantages of small turning radius, small landing pressure and large driving force, and meanwhile, the crawler-type traveling mechanism is low in noise generated during working and suitable for operation on various road surfaces.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of the present invention in a dump body lifting state;

fig. 2 is a schematic structural diagram of the tipping bucket in a flat state.

In fig. 1 and 2, 1, a vehicle body traveling mechanism; 2. a hydraulic lifting mechanism; 3. tipping; 11. a vehicle body; 12. a crawler belt; 13. a gear operating lever; 14. a chassis; 21. a lifting frame; 22. a first hydraulic cylinder; 23. a second hydraulic cylinder; 211. a first straight rod; 212. a first diagonal member; 213. a reinforcing bar; 31. a second hinge point; 32. a first hinge point.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to the attached drawings. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right", "middle", and the like used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.

Referring to fig. 1 and 2, the crawler conveyor with the lifting skip bucket of the present invention comprises a vehicle body traveling mechanism 1, a hydraulic lifting mechanism 2 and a skip bucket 3, wherein one end of the bottom of the hydraulic lifting mechanism 2 is hinged to the vehicle body traveling mechanism 1, the top end of the hydraulic lifting mechanism 2 is hinged to a first hinge point 32 arranged on the skip bucket 3, and the hydraulic lifting mechanism 2 comprises a lifting frame 21, a first hydraulic cylinder 22 for controlling the lifting frame 21 to rotate around the hinge point with the vehicle body traveling mechanism 1, and a second hydraulic cylinder 23 for controlling the skip bucket 3 to rotate around the first hinge point with the lifting frame 21.

Specifically, optionally, the cross section of the tipping bucket 3 parallel to the front side and the rear side of the tipping bucket is trapezoidal, the surface where one inclined edge of the trapezoid is located is an inclined surface, and the tipping bucket inclines towards the inclined surface when rotating. The inclined plane slope is just smooth, and when empting the goods, the goods slides out along the inclined plane of being convenient for. Further, for the sake of aesthetic appearance of the car shape or misalignment with other equipment disposed on the fuselage, the dump bucket 3 may be deformed into a rounded corner or a cutting edge may be added on the basis of the trapezoidal cross section, that is, a corner may be set as a rounded corner or a cutting edge may be added on the basis of the trapezoidal cross section. For convenience of description, the direction shown in fig. 1 and 2 is defined as a front view, a front view facing the front view is defined as a "rear" surface, and another side corresponding to the side is defined as a "front" surface.

Specifically, the lifting frame 21 both sides are followed automobile body running gear with the parallel symmetry of the central plane of tipping bucket sets up, and the centre is connected fixedly by a plurality of connecting rods, every side of lifting frame comprises first straight-bar 211, first down tube 212 and stiffener 213, first straight-bar 211 one end articulates on automobile body running gear 1, first down tube 212 one end slope is fixed on first straight-bar 211, inclination with the inclination on tipping bucket 3 goes up the inclined angle of inclined plane and suits, first straight-bar 211 other end with connect fixedly through stiffener 213 between the other end of first down tube 212, form the tripod structure, first down tube 212 with the intersection department of stiffener 213 with the first pin joint of tipping bucket is articulated.

In the embodiment, in the lifting frame 21 symmetrically arranged at two sides, the included angle between the first straight rod 211 and the first oblique rod 212 at each side is equal to the included angle between the tipping bucket inclined surface and the bottom surface, so that the tipping bucket can be flatly placed on the lifting frame in a stable attaching manner in transportation, and in addition, the first straight rod 211, the first oblique rod 212 and the reinforcing rod 213 form a tripod structure, so that the structural strength of the lifting frame 21 is more stable. Preferably, the first diagonal rod 212 and the reinforcing rod 213 are integrated into a whole, and may be a triangular plate structure, a triangular frame, or a triangular support structure formed by one diagonal beam and two triangular side beams, so that the structure is more stable and the appearance is more attractive. And the triangular supporting body is matched with the bevel edge of the tipping bucket, so that the structure is more stable under a normal folding state. Further preferably, the first straight bar 211, the first diagonal bar 212 and the reinforcing bar 213 are in an integrated tripod structure, and the first straight bar 211 can be two supporting bars arranged in parallel front and back, or an integral plate structure, which can all achieve the purpose of the present technical solution.

In this embodiment, the first hinge point 32 of the dump body 3 is arranged on the inclined surface near the dump body opening, and the dump body further comprises a second hinge point 31 arranged on the inclined surface and located between the first hinge point 32 and the bottom surface of the dump body 3. The first hinge point 32 is a hinge point between the dump bucket 3 and the support frame 21, the second hinge point 31 is a hinge point between an extension rod of the second hydraulic cylinder 23 and the dump bucket 3, the dump bucket starts to rotate around the first hinge point 32 under the pushing of the second hydraulic cylinder 23 on the dump bucket through the second hinge point 31, and in order to enable the rotation angle of the dump bucket 3 to be as large as possible and not to interfere with the lifting frame 21, so that the goods in the dump bucket 3 are fully dumped, the first hinge point 32 is arranged on the inclined surface of the dump bucket 3 and is as close to the dump bucket opening as possible; in addition, the position of the second hinge point 31 is selected according to certain requirements, when the second hinge point 31 is too close to the first hinge point 32, the pushing force of the second hydraulic cylinder 23 required by the tipping bucket 3 in the rotating process is too large, and when the position of the second hinge point 31 is too close to the bottom surface of the tipping bucket 3, the rotation of the tipping bucket 3 in a larger angle is realized, the length of the extending rod of the second hydraulic cylinder 23 is required to be longer, so that two factors are integrated, and the second hinge point 31 can be arranged near the middle position between the first hinge point 32 and the bottom surface of the tipping bucket 3.

Further, the first hydraulic cylinder 22 arranged on the vehicle body traveling mechanism 1 and the second hydraulic cylinder 23 arranged on the lifting frame 21 are both inclined hydraulic cylinders, the extending end of the piston rod of the first hydraulic cylinder 22 is hinged to the first straight rod 211 of the lifting frame 21, and the extending end of the piston rod of the second hydraulic cylinder 23 is hinged to the second hinge point 31 of the dump bucket 3. The second hydraulic cylinder 23 can push the tipping bucket 3 to overturn so as to pour the goods, and the discharge port of the tipping bucket 3 has a certain height, so that only when the second hydraulic cylinder 23 moves, the tipping bucket 3 can pour the goods at a fixed height, when the first hydraulic cylinder 22 moves, the tipping bucket 3 can be pushed to move upwards, so that the pouring height of the tipping bucket 3 is increased, when the first hydraulic cylinder 22 extends to the longest, the pouring height of the general tipping bucket 3 is also at the highest position, so that the pouring height of the goods is controllable and easy to grasp, and the tipping bucket structure has one of the advantages.

Furthermore, the vehicle body traveling mechanism 1 is further provided with a control system for controlling the first hydraulic cylinder 22 and the second hydraulic cylinder 23 to operate, and a signal output end of the control system is respectively connected with signal input ends of the first hydraulic cylinder 22 and the second hydraulic cylinder 23.

In the embodiment, the designed hydraulic lifting mechanism 2 controls the lifting frame 21 to rotate around the hinge point with the vehicle body through the first hydraulic cylinder 22, the lifting frame 21 drives the tipping bucket 3 to move together when rotating, the height of the tipping bucket is increased, the tipping bucket 3 is controlled to rotate around the hinge point with the lifting frame 21 through the second hydraulic cylinder 23, the tipping bucket 3 starts to tilt to dump goods, and in the embodiment, the second hydraulic cylinder 23 can control the rotation angle of the tipping bucket 3 to exceed 90 degrees, so that the goods loaded in the tipping bucket 3 can be fully and conveniently dumped; through the synergism of two pneumatic cylinders for the height of empting of tipping bucket 3 can be adjusted, and the control tipping bucket is toward higher position and is emptyd the goods, has solved the partial limitation of traditional tipping bucket transport vechicle in engineering and agricultural transportation.

In this embodiment, the vehicle body traveling mechanism 1 includes a vehicle body 11, crawler belts 12 provided on both sides of the vehicle body, an engine provided on the vehicle body, a hydraulic pump, a transmission (not shown), and a shift lever 13. The crawler-type traveling mechanism has the advantages of small turning radius, small landing pressure and large driving force, and meanwhile, the crawler-type traveling mechanism is low in noise generated during working and suitable for operation on various pavements.

Further, the vehicle body traveling mechanism 1 includes an underframe 14 fixedly arranged above the crawler 12 at both sides of the vehicle body for receiving the lifting frame 21. The two sides of the underframe 14 are arranged in parallel and are matched with the two sides of the lifting frame 21, so that the lifting frame 21 is more stably supported above the crawler travelling mechanism.

As an alternative embodiment, the circumferential direction of the under frame 14 is provided with a matching hole, the crawler conveyor further comprises a support rod matched with the matching hole, the support rod is provided with a fixing screw hole arranged transversely or obliquely, a limit bolt is fixed in the fixing screw hole, due to uneven terrain where the crawler conveyor runs, if the crawler conveyor is unfolded with the tipping bucket 3 under the terrain, plus the weight of the goods, the possibility of overturning or tilting exists, therefore, under some special terrains, the support rod is inserted into the matching hole, the lower end of the support rod is supported on the ground in an abutting mode, and is fixedly locked in the corresponding fixing screw hole through the limit bolt, so that the support rod is locked on the under frame 14, thereby forming redundant support for the chassis of the crawler conveyor, being beneficial to improving the stability of the crawler conveyor, further, the support rod can be flatly fixed on the under frame 14 at ordinary times, fix the bracing piece through fixing bolt and fixed screw hole, avoid it to drop to accomodate the problem has been solved. The structure is simple, the maintenance is convenient, but the use effect is quite good.

The crawler conveyor is often used for transporting picked ripe melons and fruits, and a net bag structure can be additionally arranged on the tipping bucket 3 aiming at the products. It is specific, the outside circumference of tipping bucket 3 is provided with the couple of stealthy arranging, the multilayer string bag has been arranged on tipping bucket 3, the multilayer string bag is range upon range of in proper order to be arranged and fix on the couple, every layer be provided with one or more funnel mouths on the string bag, if be provided with a funnel mouth on the string bag, the string bag sets to the pocket form that high centre is low all around, and the funnel mouth sets up the minimum at the string bag for the melon and fruit of picking can fall and roll into below string bag through this funnel mouth on the string bag, thereby play the cushioning effect and avoid melon and fruit extrusion touching of each other to cause the damage. Further, be provided with the locking rope of adjusting the flare opening size or locking closing flare opening on the flare opening, still be provided with the regulation stay cord on the string bag, adjust the stay cord and can take-up or relax to will correspond the string bag and separate into a plurality of regions, for example be provided with one on the string bag and adjust the stay cord, one is adjusted the stay cord both sides and is provided with a flare opening respectively, thereby separates into two parts that take the flare opening respectively with a string bag. Adjust the effect of stay cord and separate into a plurality of parts with a large-scale string bag, be applicable to the condition of very big tipping bucket 3, it is optional, the condition that also can adopt multilayer string bag interval to set up, for example two parts are separated into through adjusting the stay cord to the superiors' string bag, down carry the melon and fruit through two funnels mouth, the part is set to the second floor string bag, down carry the melon and fruit through a funnel mouth, two parts are separated into again to the third time string bag, down carry the melon and fruit through two funnel mouths, the melon and fruit is from last down rolling between the string bag, thereby can effectively avoid melon and fruit striking mutually to collide with. When the lowermost string bag is full of or adorns more or less, the flare opening of second layer string bag before the end is closed to pulling locking rope, then the melon and fruit of repacking just automatic packing second layer string bag before the end, second layer string bag before the end is full of locking third layer of the end flare opening and begins to adorn third layer string bag before the end again, analogize in proper order, thereby realize the collection of melon and fruit and regular, when 3 lifts the upset of tipping bucket, the dispersion of the inside melon and fruit of string bag can also be adjusted and stacked, avoid all overstock in a region.

The crawler conveyor is often used for matching and cleaning branches of trees or orchards, on the basis, a branch crusher is further hung on the bottom frame 14, matching holes are respectively formed in four corners of the bottom frame 14, the branch crusher comprises a machine body and a hanging hook fixed at the rear end of the machine body, the hanging hook is matched with the matching holes, the machine body comprises a feeding hole obliquely formed above, a crushing cavity and a power unit are arranged below the feeding hole, an inlet of the crushing cavity is connected with the feeding hole, the power unit is connected with a crushing disc in the crushing cavity, a discharging hole is arranged below the base body in an oblique mode, and because the trees or orchards often have redundant branches to be treated, if the carrying treatment efficiency is low, the requirement on labor is high, and the terrains in the places are often uneven, the trees enter the orchards or the orchards through the crawler conveyor, stability when the crawler belt conveyor uses can be guaranteed as the counter weight to branch rubbing crusher on the one hand, for example on pond limit or the mountain is down, through the fixed branch rubbing crusher of offside in the unsettled one side of crawler belt conveyor, the focus unstability causes danger when can avoiding goods handling, also make things convenient for branch rubbing crusher to get into the mountain forest simultaneously, after personnel cut unnecessary branch, can directly send into branch rubbing crusher and smash, the saw-dust can be transported away, also can stack in roadside or ditch as fertilizer, play the effect of filling out a way, crawler belt conveyor cooperation branch rubbing crusher can reach one and be greater than two effect. The application range of the crawler belt conveyor is wider. The branch grinder is provided with an independent control module for controlling the branch grinder to work, and the power supply of the branch grinder can be driven by a battery, an external power supply, a gasoline engine, a diesel engine or hydraulic pressure.

Furthermore, a water tank with a mounting hook is mounted on the bottom frame 14, and a mounting hook matched with the matching hole is arranged on one side of the water tank. On the one hand, the water tank can be used as an additional balance weight, the crawler conveyor can enter an orchard to water fruit trees, or when a fire disaster occurs in a mountain forest, the crawler conveyor can be used as a rescue, and large-scale loss is avoided.

Still be provided with the self-escaping module on the crawler conveyor, because the narrow road conditions of mountain region often road are complicated, and medium and large-scale car is difficult to get into, when the crawler conveyor overturns or falls into the ditch, because the unable power of putting on of crawler chassis, is difficult to the self-climbing out, so be provided with this self-escaping module. The self-escaping module comprises an escaping motor, a steel wire cable disc fixed at the output end of the escaping motor, a steel wire with a hand grip, a u-shaped lifting lug, a fixing band or a connecting buckle, a steel wire guider for adjusting the direction of the steel wire and a wire tightening pulley. The bottom plate is provided with an accommodating cavity, a trapping removal motor is fixed in the accommodating cavity, and preferably, the trapping removal motor comprises a motor, a drum wheel, a driving shaft, a planetary gear and the like. The drum is driven to rotate by an electric, hydraulic or fuel driven motor, the drum drives a drive shaft, which in turn drives a planetary gear, thereby generating a strong torque, which is then transmitted to drive the wire cable reel. The drum is provided with a speed reducer, a brake unit and a clutch unit, and a clutch is arranged between the motor and the speed reducer and can be switched on and off through a handle. The brake unit is in the drum, and when the steel cable is tightened, the drum is automatically locked. The cable guide and the take-up pulley are capable of guiding the cable to the cable drum, preferably with a rotor arranged therein, avoiding that the service life is affected by rigid friction. The steel cable guider comprises an arc-shaped tubular main body, wherein a steel cable clamping groove extending along the direction of the tubular main body is formed in the tubular main body, and the width of the steel cable clamping groove is slightly narrower than that of the steel cable, so that the steel cable can be clamped into the steel cable but is not easy to separate from the steel cable. The tubular body is externally provided with a base and a bolt for fixing, a rotor set extending along the inner wall of the tubular body is arranged inside the tubular body, the bottom of the tubular body is provided with a plurality of rotor fixing shafts which are arranged in a parallel extending mode and are vertical to the extending direction of the tubular body, the rotors are fixed on the rotor fixing shafts so as to form the rotor set, and the steel cable is in sliding fit with the rotor set so as to achieve steering and limiting. The wire guide is arranged on the floor or on the periphery of the skip 3. The self-escaping module also comprises a control end, wherein the control end is a wireless control end or a wired control end and can control the work of the self-escaping module. Preferably a wireless control end, which is controlled by a mobile phone or a special remote operation console, thereby facilitating the remote operation of a user and avoiding personal danger caused by the jumping of a steel cable, if the scheme is adopted, the wireless control end comprises a wireless signal transmission module, the wireless signal transmission module is respectively and electrically connected with one or more of a motor, a brake unit, a clutch unit and a reducer, thereby being capable of controlling the tightening and loosening of the steel cable, on one hand, when the crawler is trapped by a certain object, the end part of the steel cable can be fixed on other trees or fixed objects, the crawler is dragged out of the trapped point by tightening the steel cable, sundries such as branches can be dragged or tied up by the steel cable, the wireless control end can also be used for being matched with and fixing the crawler through the steel cable, the overturning and overturning of the crawler can be prevented when the crawler works, even the production work such as plowing can be matched, the optimal scheme is that the, such as a battery or a hydraulic press, thereby improving the utilization rate and reducing the mass of the vehicle body.

Preferably, the unloading opening of the tipping bucket 3 is arranged at the tail end of the tipping bucket 3, namely the right side of the tipping bucket 3 in fig. 1, the bottom of the left side of the tipping bucket 3 is provided with a clamping plate, and the underframe 14 is provided with a clamping jaw matched with the clamping plate, so that the front part of the tipping bucket 3 can be fixed on the tipping bucket 3 under the normal loading state of the tipping bucket 3, and the influence of the throwing and jumping of the tipping bucket 3 on the stability of the tipping bucket 3 in the walking process is avoided.

Finally, the above embodiments are only intended to illustrate the technical solution of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution, and all of them shall fall within the scope of the claims of the present invention.

Claims

1. Crawler belt conveyor with lifting tipping bucket is characterized in that: including automobile body running gear, hydraulic lifting mechanism and tipping bucket, hydraulic lifting mechanism bottom one end with automobile body running gear is articulated, and the top is in with the setting first pin joint on the tipping bucket is articulated, hydraulic lifting mechanism include the lifting frame, be used for controlling the lifting frame around with the rotatory first pneumatic cylinder of automobile body running gear's pin joint to and be used for controlling the tipping bucket around with the rotatory second pneumatic cylinder of pin joint of lifting frame.

2. The crawler conveyor with a lifting skip as recited in claim 1, wherein: the cross section of the tipping bucket parallel to the front side and the rear side of the tipping bucket is trapezoidal or pentagonal, the surface where one inclined edge is located is an inclined surface, and the tipping bucket inclines towards the inclined surface when rotating.

3. The crawler conveyor with a lifting skip as recited in claim 1, wherein: the lifting frame both sides are followed automobile body running gear with the parallel symmetry of the central plane of tipping bucket sets up, and the centre is connected fixedly by a plurality of connecting rods, every side of lifting frame comprises first straight-bar, first down tube and stiffener, first straight-bar one end articulates on the automobile body running gear, first down tube one end slope is fixed on the first straight-bar, inclination with the inclination on inclined plane suits on the tipping bucket, the first straight-bar other end with connect fixedly through the stiffener between the other end of first down tube, form the tripod structure, first down tube with the intersection department of stiffener with the first pin joint of tipping bucket is articulated.

4. The crawler conveyor with a lifting skip as recited in claim 2, wherein: the first hinge point on the tipping bucket is arranged on the inclined surface and close to the tipping bucket opening, and the first hinge point on the inclined surface is positioned on the second hinge point between the first hinge point and the bottom surface of the tipping bucket.

5. The crawler conveyor with a lifting skip as recited in claim 4, wherein: the first hydraulic cylinder arranged on the vehicle body travelling mechanism and the second hydraulic cylinder arranged on the lifting frame are inclined hydraulic cylinders, the extending end of a piston rod of the first hydraulic cylinder is hinged to the first straight rod of the lifting frame, and the extending end of a piston rod of the second hydraulic cylinder is hinged to the second hinged point of the tipping bucket.

6. The crawler conveyor with a lifting skip as recited in claim 1, wherein: and the vehicle body travelling mechanism is also provided with a control system for controlling the first hydraulic cylinder and the second hydraulic cylinder to act.

7. The crawler conveyor with a lifting skip as recited in claim 1, wherein: the vehicle body travelling mechanism comprises a vehicle body, crawler belts arranged on two sides of the vehicle body, an engine arranged on the vehicle body, a hydraulic pump, a gearbox and a gear control lever.

8. The crawler conveyor with a lift bucket according to any one of claim 7, wherein: the vehicle body travelling mechanism comprises an underframe which is fixedly arranged above the crawler belts on two sides of the vehicle body and used for bearing the lifting frame.