CN113232569A

CN113232569A - Bulk cargo tipper

Info

Publication number: CN113232569A
Application number: CN202110561103.5A
Authority: CN
Inventors: 王培珍; 王培建; 王宏升; 陈涛; 王宏伟
Original assignee: Shandong Yazhong Vehicle Co ltd
Current assignee: Shandong Yazhong Vehicle Co ltd
Priority date: 2021-05-22
Filing date: 2021-05-22
Publication date: 2021-08-10

Abstract

The invention discloses a bulk dump truck, which relates to the technical field of special vehicles, wherein a carriage assembly is fixed above a frame, the rear side of the carriage assembly is open, a self-locking rear door assembly is arranged at the rear side of the carriage assembly, an adjustable drum assembly which is adjustable in the longitudinal direction and the transverse direction is arranged at the lower side of the rear end of the carriage, the adjustable drum assembly is connected with a power system, the adjustable drum assembly is connected with one end of a conveyor belt, the other end of the conveyor belt is connected with a push plate, the adjustable drum assembly drives the push plate to reciprocate by winding or releasing the conveyor belt, and a truck top cover assembly is arranged above the carriage assembly. The adjustable winding drum has the advantages that the concentricity and the balance of the whole vehicle are guaranteed, the equipment consistency and the zero work difference manufacturing are stronger, and the service life is longer, smoother and noiseless after the goods are fully loaded. The precision of the production process flow is powerfully guaranteed, the maintenance is simpler, and the production process flow is convenient, energy-saving and time-efficient.

Description

Bulk cargo tipper

Technical Field

The invention relates to the technical field of special vehicles, in particular to a bulk dump truck.

Background

In recent years, the material transportation industry in China is developed at a high speed, wherein bulk cargo transportation occupies a large proportion, and during bulk cargo transportation, the bulk cargo is often required to be placed in a carriage and then unloaded after reaching a destination. At present, when the existing bulk cargo carriage is unloaded, the side-turning type, the rear-turning type or the crawler self-unloading type is mostly adopted for unloading, and the side-turning type and self-turning type unloading carriages are adopted. Patent document 2017206529906 discloses a bulk container, replace the box floor through using self-discharging device, self-discharging device includes support rail and chain, the transmission band, drive the outside that the bulk cargo of conveyer belt removal in with the concentrated case goes out the container through the chain, when adopting this kind of mode to unload, because under the resistance effect of self inertia and concentrated case lateral wall, the bulk cargo that is located near locomotive one side is continuous to the locomotive direction scatter, not only lead to the discharge efficiency lower, still wear out container antetheca position department at the conveyer belt front end easily, the bulk cargo flows out the container outside from this, still deposit at this easily. Obviously, the existing transportation carriage and automobile for bulk cargo cannot effectively meet the production requirement.

Disclosure of Invention

The invention provides a bulk dump truck.

In order to achieve the purpose, the invention adopts the following technical scheme:

a carriage assembly is fixed above the vehicle frame, the rear side of the carriage assembly is open, a self-locking rear door assembly is arranged on the rear side of the carriage assembly, an adjustable drum assembly which can be adjusted longitudinally and transversely is arranged on the lower side of the rear end of the carriage, the adjustable drum assembly is connected with a power system, the adjustable drum assembly is connected with one end of a conveyor belt, the other end of the conveyor belt is connected with a push plate, the adjustable drum assembly drives the push plate to reciprocate by winding or releasing the conveyor belt, and a vehicle roof assembly is arranged above the carriage assembly.

Furthermore, a tensioning assembly is arranged between the winding drum and the push plate.

Further, the power system comprises a motor speed reducer, the motor speed reducer is installed in the adjustable winding drum assembly, and the motor speed reducer is connected with a hydraulic system of the wheel.

Further, the roof assembly is powered by the hydraulic system of the vehicle.

Furthermore, a reversing image system is arranged on the self-locking type rear door assembly and connected with a warning buzzer, and the warning buzzer and the reversing image system are connected with an electric control system.

Furthermore, a remote control positioning locking electronic display system is arranged on the carriage assembly and connected with the electric control system.

Furthermore, a first limit switch for detecting the front end position of the push plate and a fourth limit switch for detecting the rear end limit position of the push plate are arranged on the carriage assembly, a third limit switch for detecting the opening angle of the rear door and a second limit switch for detecting the closing of the rear door are arranged on the self-locking type rear door assembly, and the first limit switch, the second limit switch, the third limit switch and the fourth limit switch are all connected with an electric control system.

The invention has the following advantages: the problem that tradition can not debug has been broken through to this application, and old-fashioned reel maintenance is inconvenient, in case break down, and is whole useless. The adjustable winding drum has the advantages that the concentricity and the balance of the whole vehicle are guaranteed, the equipment consistency and the zero work difference manufacturing are stronger, and the service life is longer, smoother and noiseless after the goods are fully loaded. The precision of the production process flow is powerfully guaranteed, the maintenance is simpler, and the production process flow is convenient, energy-saving and time-efficient. In addition, the winding drum is adjustable, the particle sizes or the block-shaped objects of different materials can be adjusted by different material adjusting distances, and the lower part of the winding drum is provided with the material cleaning device which is matched with the winding drum, so that the materials can be loaded and unloaded more quickly, conveniently and cleanly.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the rear door of FIG. 1 according to the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic top view of the tensioning assembly of the present invention;

FIG. 5 is a front view of the tensioning assembly of the present invention;

FIG. 6 is a schematic front view of a push plate according to the present invention;

FIG. 7 is a right side view of the push plate of the present invention;

FIG. 8 is a schematic top view of the adjustable reel assembly of the present invention;

FIG. 9 is a front view of the adjustable drum assembly of the present invention;

FIG. 10 is a schematic cross-sectional view of L-L of FIG. 9 according to the present invention;

FIG. 11 is a schematic right view of the adjustable drum assembly of the present invention;

FIG. 12 is a schematic cross-sectional view of N-N of FIG. 11 according to the present invention;

FIG. 13 is a schematic view of the right side of the spool of the present invention;

FIG. 14 is a schematic cross-sectional view of A-A of FIG. 13 in accordance with the present invention;

FIG. 15 is a schematic left side view of the spool of the present invention;

FIG. 16 is a schematic front view of the back door of the wagon of the present invention;

FIG. 17 is an enlarged view of a portion of FIG. 16 in accordance with the present invention;

FIG. 18 is a left side view of FIG. 16 in accordance with the present invention;

FIG. 19 is an enlarged view of a portion of FIG. 18 in accordance with the present invention;

FIG. 20 is a first schematic side view of the self-locking rear door assembly of the present invention shown closed;

FIG. 21 is a schematic front view of the self-locking rear door assembly of the present invention shown closed;

FIG. 22 is a side view of the self-locking rear door assembly of the present invention after opening;

FIG. 23 is a first illustration of a roof assembly according to the present invention;

FIG. 24 is a second schematic view of the roof assembly of the present invention;

FIG. 25 is a schematic view of a drive link of the roof assembly of the present invention;

FIG. 26 is an enlarged fragmentary view of FIG. 25 in accordance with the invention;

FIG. 27 is a front view of the top cover of the present invention;

FIG. 28 is a schematic perspective view of the wagon box assembly of the present invention;

fig. 29 is a side view of the second self-locking rear door assembly of the present invention shown closed.

In the figure, 1, a self-locking rear door assembly, 101, an upper fixing component, 102, a lower opening component, 103, a lock rod, 105, an oil cylinder, 106, 107, a mounting seat, 108, a supporting plate, 109, a rotating shaft, 112, a locking hook, 113, a concave locking block, 114, a toothed locking block, 115, a reinforcing plate and 116, wherein the rubber gasket is arranged on the front door assembly; 2, a carriage assembly, 1301, an underframe, 1302 longitudinal beams, 1303 cross beams, 1304 side plates, 1305 leakage-proof side-slipping reinforcing plates, 1306 leakage-proof reinforcing lining plates, 1307 adjustable winding drum supports, 1310 bearing supports and 1105 supporting frames; 3, a push plate, 1101 a main body, 1102 directional wheels, 1103 rubber components, 1104 underframe, 4-adjustable reel assemblies, 401 reels, 40101 rolling plates, 40102 connecting flanges, 40103 bearing sleeves, 40104 reinforcing ribs, 402 motor speed reducers, 403 rotating shafts, 404 fixing frames, 405-adjustable reel supports, 406-large adjusting bolts, 407 winches, 408-side frame I, 409-side frame II, 410 bearing supports, 411 connecting rods, 412-large nuts, 413-small adjusting bolts, 414-small nuts, 415 reinforcing plates and 416-longitudinal adjusting bolts; 5, a tensioning assembly, 501, a directional telescopic oil cylinder, 502, 503, a steel wire oil rope, 504, a directional slideway, 505, a first guide pulley, 506, a second guide pulley, 508, 509, a fourth guide pulley, 510, a tensioning component, 514, a winch and 515, a fifth guide pulley; 6, a combined valve assembly, 7, an electric control system, 8, a reverse image system, 9, a scraping component, 10, a buzzer, 11, a remote control positioning and locking electric display system, 12 rear door leakage prevention devices, 13 push plate leakage prevention devices, 14 conveyor belts, 20, a roof assembly, 2001 longitudinal beams, 2002 middle cross beams, 2003 reinforcing plates, 2004 reinforcing beams, 2005 side beams, 2006 hydraulic cylinders, 2007 racks, 2008 planetary gear assemblies, 2009 roofs, 2010 support connecting arms, 2011 swing orientation supports, 2013, drive connecting rods and 2014 bearing seats; 28 first limit switch, 29 second limit switch, 30 frame, 31 third limit switch.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a bulk cargo tipper comprises a frame 30, a carriage assembly 2 is fixed above the frame 30, the rear side of the carriage assembly 2 is open, a self-locking back door assembly 1 is installed at the rear side of the carriage assembly 2, an adjustable drum assembly 4 which is adjustable in the longitudinal direction and the transverse direction is installed at the lower side of the rear end of the carriage, the adjustable drum assembly 4 is connected with a power system, the adjustable drum assembly 4 is connected with one end of a conveyor belt 14, the other end of the conveyor belt 14 is connected with a push plate 3, the adjustable drum assembly 4 drives the push plate 3 to reciprocate by winding or releasing the conveyor belt 14, and a roof assembly 20 is installed above the carriage assembly 2. A tensioning assembly 5 is arranged between the winding drum 401 and the push plate 3. The power system comprises a motor reducer 402, the motor reducer 402 is installed in the adjustable drum assembly 4, and the motor reducer 402 is connected with a hydraulic system of the wheel. The roof assembly 20 is powered by the hydraulic system of the vehicle. The self-locking back door assembly 1 is provided with a backing image system 8, the backing image system 8 is connected with a warning buzzer 10, the warning buzzer 10 and the backing image system 8 are both connected with an electric control system 7, the carriage assembly 2 is provided with a remote control positioning locking electric display system 11, and the remote control positioning locking electric display system 11 is connected with the electric control system 7.

The carriage assembly 2 is provided with a first limit switch 28 for detecting the front end position of the push plate 3 and a fourth limit switch for detecting the rear end limit position of the push plate 3, the self-locking type rear door assembly 1 is provided with a third limit switch 31 for detecting the opening angle of the rear door and a second limit switch 29 for detecting the closing of the rear door, and the first limit switch 28, the second limit switch 29, the third limit switch 31 and the fourth limit switch are all connected with the electric control system 7.

Referring to fig. 3-5, the tensioning assembly 5 includes a directional telescopic cylinder 501 and a steel wire oil rope 503 which are installed below the frame 30, the front end of a piston of the directional telescopic cylinder 501 is connected with a directional pulley 502 through a connecting piece, the connecting piece is arranged on a directional slideway 504, a main body 1101 of the directional slideway 504 is a regular cuboid, an oval strip-shaped runway is arranged in the main body, the lower part of the directional slideway 504 is a trapezoidal reinforcing welding part, and a tensioning fixing runway is welded to the middle of a longitudinal beam 1302; one end of the steel wire oil rope 503 is wound on the winding drum 401, the other end of the steel wire oil rope 503 is fixed on the push plate 3 assembly, the frame 30 is sequentially provided with a guide pulley II 506, a guide pulley I505, a guide pulley III 508, a guide pulley IV 509 and a guide pulley V515 from the tail to the head, the steel wire oil rope 503 is lapped on the guide pulley II 506 from the winding drum 401, is lapped on the directional slideway 504 through the primary steering of the guide pulley I505, is lapped on the guide pulley III 508 and the guide pulley IV 509 through the secondary steering of the directional pulley 502, and is finally lapped on the push plate 3 assembly through the tertiary steering of the guide pulley V515 and is fixed on the push plate 3 assembly through the tensioning assembly 510. The tension assembly 510 is a turnbuckle.

The push plate 3 assembly comprises a main body 1101, the bottom of the main body 1101 is fixedly connected with a bottom frame 1104, both the main body 1101 and the bottom frame 1104 are fixedly connected with a support frame 1105, and a plurality of directional wheels 1102 are mounted at the lower end of the bottom frame 1104. The push plate 3 assembly is in a square tube flat plate U-shaped style, a main body 1101 of the push plate 3 is formed by welding plate pipes, and a rubber component 1103 is installed on the side face of the main body 1101. The rubber assembly 1103 includes a rubber block and a spring, the spring is connected with the main body 1101, and the other end of the spring is connected with the rubber block. The two sides of the rubber component are fixed inside the outer openings of the two sides by adopting wear-resistant rubber materials and rubber components 1103 through bolts, a spring tensioning effect is arranged in the rubber component, when the rubber is seriously abraded, the spring can automatically expand the rubber block, and the rubber is tightly combined with the inner wall of the vehicle body to prevent the material from leaking outside.

Directive wheel 1102 is the cone formula cylinder, embedded bearing, and the bottom of directive wheel 1102 makes a round trip to slide with the contact of automobile body longeron 1302 upper portion, and directive wheel 1102 is the T style of calligraphy of awl formula, puts in the middle of twice main longitudinal beam 20011302 to make push pedal 3 not be horizontal hunting, and form fixed runway during reciprocating motion, make push pedal 3 assembly operation process more smooth-going, stable, firm, the reliability is stronger. A winch 407 is mounted on the drum 401, and the wire rope 503 is wound around the winch 407. A motor and a speed reducer are arranged in the winding drum 401, and power is taken by a power system, for example, a hydraulic system, and the motor speed reducer 402 is driven by hydraulic pressure to enable the winding drum 401 and the rubber transmission belt to reciprocate. The directional telescopic oil cylinder 501 is hinged below the frame 30 through an oil cylinder bracket. The linkage includes a connecting pin that is disposed in the orienting slide 504.

According to the invention, the steel wire oil rope 503 is fixedly connected to the interior of the tensioning assembly 510, the pin shaft is clamped and clamped, the steel wire oil rope 503 is always in a tensioning state by winding the inner sides of a plurality of guide pulleys at the lower part of the push plate 3 assembly and driving the directional pulley 502 to move in the directional slideway 504 and winding the steel wire oil rope 503 by the winding drum 401 through the directional telescopic oil cylinder 501.

Referring to fig. 8-19, the adjustable reel assembly 4 includes a reel 401, one end of the reel 401 is fixedly connected to an adjustable reel support 1307, so that a plurality of large adjustment slots extending longitudinally are provided on the adjustable reel support 1307, the adjustable reel support 1307 is connected to a fixed frame 404 through large adjustment bolts 406, a plurality of large mounting holes are provided on the fixed frame 404, a large nut 412 is fixed on each large mounting hole, the large adjustment bolts 406 pass through the large adjustment slots and the large mounting holes to be connected to the large nuts 412, a rotating shaft 403 is provided at the other end of the reel 401, the rotating shaft 403 is mounted on a bearing support 410 through a bearing, a reinforcing plate 415 is fixed on the fixed frame 404, a plurality of small mounting holes are provided on the reinforcing plate 415, a small nut 414 is fixed on each small mounting hole, a plurality of small adjustment slots extending longitudinally are provided on the side surface of the bearing support 410, a small adjusting bolt 413 is arranged in the small adjusting groove, the small adjusting bolt 413 further penetrates through the small mounting hole to be connected with a small nut 414, a longitudinal adjusting nut which is longitudinally arranged is further arranged on the adjustable reel support 1307, and the longitudinal adjusting nut is connected with a longitudinal nut which is fixed on the adjustable reel support 1307.

One end of the winding drum 401 connected with the adjustable winding drum support 1307 is provided with a motor reducer 402 for providing power, and the motor reducer 402 is connected with a hydraulic system. One end of the fixed frame 404 close to the adjustable reel bracket 1307 is fixedly provided with a first side frame 408, and the other end of the fixed frame 404 is fixedly provided with a second side frame 409. A winch 407 for winding the steel wire oil rope 503 is fixed on the circumference of one end of the winding drum 401 where the rotating shaft 403 is installed. The winch 407 is arranged on the drum 401 at one end of the bearing support 410 to enable the steel wire oil rope 503 to surround or wind, the winch 407 can wind in a forward rotation mode, wind in a reverse rotation mode or wind back and forth, an opening is formed in one position in the winch 407, a pin shaft is welded to the opening, and the purpose of the opening is to be connected with one end of the steel wire oil rope 503. The first side frame 408 and the second side frame 409 are connected through a connecting rod 411. The winding drum 401 comprises a circular cylindrical rolling plate 40101, a connecting flange 40102 is fixed at one end of the rolling plate 40101, and a bearing sleeve 40103 is fixed at the other end of the rolling plate 40101. A plurality of reinforcing ribs 40104 are fixed at the joint of the connecting flange 40102 and the rolling plate 40101. The rolling plate 40101 is provided with an opening, and the shape of the opening can be triangular, circular, square or polygonal; the openings are used to attach the belt 14, both to strengthen the attachment points and to reduce weight.

One end of the winding drum 401 can be adjusted up and down, and the mechanical adjustable mode is that a fixed nut is welded on an adjustable drum support and is jacked up by a longitudinal adjustable nut to enable the winding drum 401 to move up and down; the other end of the bearing support 410 can be adjusted back and forth, the mechanical adjustment is that a small nut 414 is welded to a reinforcing plate 415, and the winding drum 401 can be translated back and forth by fastening and loosening a small adjusting bolt 413, so that the winding drum 401 can be adjusted back and forth.

The problem that tradition can not debug has been broken through to this application, and old-fashioned reel 401 maintenance is inconvenient, in case break down, and is whole useless. The adjustable drum 401 of the present invention has the advantages of ensuring the concentricity and the balance of the whole vehicle, and having stronger equipment consistency and zero work difference manufacture, so that the service life is longer, smoother and noiseless after being fully loaded with goods. The precision of the production process flow is powerfully guaranteed, the maintenance is simpler, and the production process flow is convenient, energy-saving and time-efficient. In addition, the winding drum 401 is adjustable, the particle sizes or the block materials of different materials can be adjusted by different material adjusting distances, and the lower part of the winding drum 401 is provided with a material cleaning device, so that the materials can be loaded and unloaded more quickly, conveniently and cleanly by matching the winding drum 401.

Referring to fig. 28-29, the car assembly 2 includes a bottom frame 1301, a cross beam 1303 and a longitudinal beam 1302 are fixed in the bottom frame 1301, the cross beam 1303 and the longitudinal beam 1302 are arranged in a vertically staggered manner, the longitudinal beam 1302 is arranged above the cross beam 1303, two sides of the bottom frame 1301 are respectively provided with a side plate 1304, the inside of the side plate 1304 is connected with a leakage-proof side-slipping reinforcing plate 1305 and a leakage-proof reinforcing lining plate 1306, the bottom of the leakage-proof reinforcing lining plate 1306 is in close contact with a conveyor belt 14, the upper side of the leakage-proof side-slipping reinforcing plate 1305 and the upper side of the leakage-proof reinforcing lining plate 1306 are in close contact with a push plate 3 in the car assembly 2, and the side of the push plate 3 is in close contact with the inner side of the side plate 1304. The leak-proof side-sliding reinforcing plate 1305 and the leak-proof reinforcing lining plate 1306 form a push plate leak-proof device 13. And a self-locking rear door assembly is arranged at the rear part of the carriage. One end of the conveyor belt 14 is fixedly connected with the push plate 3, and the other end of the conveyor belt 14 is wound on the winding drum 401. The bottom of the carriage is fixedly connected with the frame 30. The push plate 3 assembly comprises a main body 1101, the bottom of the main body 1101 is fixedly connected with a bottom frame 1104, both the main body 1101 and the bottom frame 1104 are fixedly connected with a support frame 1105, and a plurality of directional wheels 1102 are mounted at the lower end of the bottom frame 1104. The side of the body 1101 is fitted with a rubber component 1103. The rubber assembly 1103 includes a rubber block and a spring, the spring is connected with the main body 1101, and the other end of the spring is connected with the rubber block.

Referring to fig. 6-7, the push plate 3 assembly includes a main body 1101, the bottom of the main body 1101 is fixedly connected to a bottom frame 1104, both the main body 1101 and the bottom frame 1104 are fixedly connected to a support frame 1105, and a plurality of directional wheels 1102 are mounted at the lower end of the bottom frame 1104. The push plate 3 assembly is in a square tube flat plate U-shaped style, a main body 1101 of the push plate 3 is formed by welding plate pipes, and a rubber component 1103 is installed on the side face of the main body 1101. The rubber assembly 1103 includes a rubber block and a spring, the spring is connected with the main body 1101, and the other end of the spring is connected with the rubber block. The two sides of the rubber component are fixed inside the outer openings of the two sides by adopting wear-resistant rubber materials and rubber components 1103 through bolts, a spring tensioning effect is arranged in the rubber component, when the rubber is seriously abraded, the spring can automatically expand the rubber block, and the rubber is tightly combined with the inner wall of the vehicle body to prevent the material from leaking outside.

Referring to fig. 23-27, the roof assembly 20 is installed at the upper end of the carriage, and includes a roof, the middle part of the roof is hinged to a support link arm, the other end of the support link arm is fixedly connected to a driving link 411, one side of the roof is hinged to a swing directional support, the other end of the swing directional support is hinged to the side of the carriage, a planetary gear assembly is fixed on the driving link 411, the planetary gear assembly is engaged with a rack 2007, and the rack 2007 is driven by a hydraulic cylinder.

The support link arm is L-shaped, and the top cover and the support link arm form a right-angled triangle when the top cover is in a closed state. The bulk cargo dumper is provided with two groups, and the top of the carriage is sealed by the two groups of bulk cargo dumpers. And bearings are arranged at two ends of the driving connecting rod 411 and are arranged on the carriage through bearing seats.

The vehicle roof is a two-door structure, and the rack 2007 and the gear closely cooperate with each other to reciprocate by utilizing the mechanical principle of a hydraulic cylinder transmission shaft. When the top cover is opened, the oil cylinder 105 extends out, and the driving system drives the internal support connecting arm to rotate mechanically. The driving link 411 is connected with the supporting link arm, the supporting link arm slowly rises, the top cover is connected with the supporting link arm, meanwhile, the top cover rises, the outer part swings, the swing directional support moves downwards along with the top cover, and the fixed matching of the top cover guiding is achieved, so that the operation is completed. When the top cover is closed, the hydraulic cylinder returns, the driving connecting rod 411 is driven to rotate mechanically through the rack 2007 and the planetary gear assembly, the driving connecting rod 411 is connected with the supporting connecting arm, the supporting connecting arm slowly falls back, the top cover is connected with the supporting connecting arm, meanwhile, the top cover automatically returns, and meanwhile, the directional support is swung outwards and returns upwards.

One end of the winding drum 401 is fixedly connected with an adjustable winding drum support 1307, so that the adjustable winding drum support 1307 is provided with a plurality of large adjusting grooves extending longitudinally, the adjustable winding drum support 1307 is connected with a fixed frame 404 through large adjusting bolts 406, the fixed frame 404 is provided with a plurality of large mounting holes, each large mounting hole is fixed with a large nut 412, the large adjusting bolts 406 pass through the large adjusting grooves and the large mounting holes to be connected with the large nuts 412, the other end of the winding drum 401 is provided with a rotating shaft 403, the rotating shaft 403 is arranged on a bearing support 410 through a bearing, the fixed frame 404 is fixed with a reinforcing plate 415, the reinforcing plate 415 is provided with a plurality of small mounting holes, each small mounting hole is fixed with a small nut 414, the side surface of the bearing support 410 is provided with a plurality of small adjusting grooves extending longitudinally, small adjusting bolts 413 are arranged in the small adjusting grooves, and the small adjusting bolts 413 further pass through the small mounting holes to be connected with the small nuts 414, the adjustable spool support 1307 is further provided with a longitudinal adjusting nut which is longitudinally arranged and is connected with a longitudinal nut fixed on the adjustable spool support 1307.

One end of the winding drum 401 can be adjusted up and down, and the mechanical adjustable mode is that a fixed nut is welded on an adjustable drum support and is jacked up by a longitudinal adjustable nut to enable the winding drum 401 to move up and down; the other end of the bearing support 410 can be adjusted back and forth, the mechanical adjustment is that a small nut 414 is welded to a reinforcing plate 415, and the winding drum 401 can be translated back and forth by fastening and loosening a small adjusting bolt 413, so that the winding drum 401 can be adjusted back and forth. ,

Referring to fig. 20-22, the self-locking back door assembly includes an upper fixing component 101 and a lower opening component 102, when in a closed state, the upper fixing component 101 and the lower opening component 102 close the rear portion of the carriage assembly 2, the upper fixing component 101 is fixed on the upper side of the rear portion of the carriage assembly 2, two sides of the upper end of the lower opening component 102 are respectively fixedly connected with a supporting plate 108, the upper side of the rear portion of the carriage assembly 2 is fixedly provided with a mounting seat 107, the supporting plate 108 is rotatably connected with the mounting seat 107 through a rotating shaft 109, the rear portion of the side surface of the carriage assembly 2 is respectively provided with a hydraulic cylinder, each hydraulic cylinder is connected with the supporting plate 108 on the same side, the mounting seat 107 is provided with an upper limit switch for detecting the open or closed state of the lower opening component 102, and the upper limit switch is connected with the electronic control system 7.

A split door is provided on the lower opening assembly 102. The lower opening component 102 adopts a split type, two sides of a door frame are welded through hinges, a lock rod 103 is arranged in the middle of a split door, and the upper fixing component 101 and upright posts at two ends of the carriage assembly 2 are connected to form a door-in-door capable of being integrated and separated. At least one locking rod 103 is arranged on each split door, and a locking seat matched with the locking rod 103 is arranged on the upper fixing component 101. And a support 106 is fixed on the side surface of the carriage assembly 2, and the support 106 is hinged with the lower end of the oil cylinder 105. The lower opening device is provided with a tooth-shaped locking block 114, and the rear part of the carriage assembly 2 is provided with a concave locking block 113 used for matching with the tooth-shaped locking block 114.

The dentate locking block 114 comprises a first body, a plurality of locking teeth are fixed on the first body, the concave locking block 113 comprises a second body, a plurality of concave grooves are arranged on the second body, and when the lower opening device is closed, the locking teeth on the dentate locking block 114 are embedded into the concave grooves of the concave locking block 113 to place the backdoor to be deviated.

The lower side of the rear part of the carriage assembly 2 is provided with a locking hook 112, and the lower end of the lower opening component 102 is provided with a locking buckle used for matching with the locking hook 112. When the lower opening device is closed, the locking hook 112 is matched with the locking buckle, so that the lower opening device is automatically locked. When the hydraulic pressure is opened, the hook lock is automatically opened when the oil cylinder 105 is jacked, and when the oil cylinder 105 is closed, the hook lock is automatically closed.

The carriage assembly 2 is provided with a winding drum 401 at the rear part, the conveyor belt 14 for unloading bulk goods is wound on the winding drum 401, a reinforcing plate 115 is fixed on the inner side of the lower opening assembly 102, and a rubber pad 116 for preventing the conveyor belt 14 from leaking is arranged on the reinforcing plate 115. Reinforcing plate 115 and rubber pad 116 constitute back door leak protection device 12, and rubber pad 116 self return closely contacts with the compressing tightly to reel 401 and rubber transmission belt upper end when closing, and the effect can not appear leaking under the goods and ooze when transporting in the way when filling with the material, plays safety ring protects, clean sanitary effect.

The bottom of the rear end of the carriage assembly 2 is provided with a scraping component 9 for removing materials on a conveyor belt 14. Scrape material subassembly 9 and include the scraper blade, the scraper blade is half crescent shape, crescent shape and rubber transmission band in close contact with, does not scatter when playing the discharge and leaks on rubber transmission band, and the effect cleans the residual degree and the cleanliness factor of goods. The two ends are respectively provided with an angle adjusting tightness, and the shape is that the pressure spring is automatically tensioned.

The lower opening device is jacked up by an oil cylinder 105, the lower end of the oil cylinder 105 is hinged with a support 106 through hydraulic automatic lifting, a piston of the oil cylinder 105 is hinged with a support plate 108, and the opening and closing modes are locked by monitoring the position and the angle of an upper limit switch to open and close the rear door. The upper limit switch is based on the induction of a magnet and a signal. ,

referring to fig. 23 to 27, the roof cover 2009 assembly includes a roof cover 2009, the middle of the roof cover 2009 is hinged to a support link arm 2010, the other end of the support link arm 2010 is fixedly connected to a driving link 2013, one side of the roof cover 2009 is hinged to a swing directional bracket 2011, the other end of the swing directional bracket 2011 is hinged to the side of the carriage, a planetary gear assembly 2008 is fixed to the driving link 2013, the planetary gear assembly 2008 is engaged with a rack 2007, and the rack 2007 is driven by a hydraulic cylinder 2006. The support link arms 2010 are L-shaped, and when the top cover 2009 is in a closed state, the top cover 2009 and the support link arms 2010 form a right-angled triangle. The bulk dumper 2009 is provided with two groups, and the top of the carriage is sealed by the two groups of bulk dumper 2009. The bearing is equipped with at drive connecting rod 2013 both ends, the bearing passes through bearing frame 2014 and installs on the carriage. The roof 2009 comprises two longitudinal beams 2001 and two edge beams 2005, the two longitudinal beams 2001 and the two edge beams 2005 form a frame through welding, and a plurality of cross beams are fixed between the two longitudinal beams 2001 in the frame. And a reinforcing plate 2003 is fixed at the fixing part of the longitudinal beam 2001 and the middle cross beam 2002. A herringbone reinforcing beam 2004 is fixed between the edge beam 2005 and the middle cross beam 2002. A herringbone reinforcing beam 2004 is fixed between two adjacent middle cross beams 2002. The planetary gear assembly 2008 includes a transfer case unit having a single stage planetary gear transmission and a differential including a two-stage planetary gear transmission having a planetary gear set. The planetary gear is connected by a planetary gear pin, which comprises two pin elements connected by a joint connection. For this purpose, a bore, which is a blind bore, is formed in the end face of the pin element having the outer diameter D, into which bore a further pin element having the outer diameter D is fitted. In addition or alternatively, an integral connection to the pin element is provided in addition to the form-locking and force-locking press fit. In the installed state, the planet pin is locked in a rotationally fixed and positionally fixed manner, in particular by means of a targeted caulking, in the receptacles of the different carrier sections of the planetary gear, which receptacles are embodied as holes or mating holes. For example, a caulking between the pin element of the planet pin and the carrier section is shown for this purpose. In the planetary gear set, a planetary gear is shown, which is rotatably mounted on the pin element by a rolling bearing, preferably embodied as a needle bearing, and which engages with the sun gear. Inside the housing formed by the carrier section, a planetary gear set embodied as a Ravigneaux-Satz gear set (Ravigneaux-Satz) is partially shown, which comprises a planetary gear set, which furthermore comprises two differently large sun gears and a plurality of sequentially offset planetary gears. In the figures, a planetary gear is shown which is arranged on the pin element of the planetary gear pin and which meshes with the sun gear on the inside. The planet gears are positioned on the carrier section by means of sleeves which are guided on the pin elements and which are supported on the carrier section. The planet gears are supported on the pin element on the end face by a thrust disk on the respective side. For the lubrication of the drive unit and the planetary gear, a longitudinal bore for lubricant distribution is introduced centrally in the planet pin. The bearing of the planet gears can be acted upon in a targeted manner with lubricant by means of radial bores of the pin elements, which are each introduced in the center of the planet gears and connected to the longitudinal bore.

The roof 2009 of the vehicle is a two-door structure, and utilizes the mechanical principle of the hydraulic cylinder 2006 to drive the shaft, and the rack 2007 and the gear closely cooperate with each other to reciprocate. When the top cover 2009 is opened, the oil cylinder extends out, and the driving system drives the internal support link arm 2010 to mechanically rotate. The driving connecting rod 2013 is connected with the supporting connecting arm 2010, the supporting connecting arm 2010 is slowly lifted, the top cover 2009 is connected with the supporting connecting arm 2010, meanwhile, the top cover 2009 is lifted, the outer side swings, the swing directional support 2011 moves downwards along with the outer side swings, and the fixed matching of the upper cover guiding is achieved, so that the operation is completed. When the top cover 2009 is closed, the hydraulic cylinder 2006 returns, the driving connecting rod 2013 is driven to mechanically rotate through the rack 2007 and the planetary gear assembly 2008, the driving connecting rod 2013 is connected with the supporting connecting arm 2010, the supporting connecting arm 2010 slowly falls back, the top cover 2009 is connected with the supporting connecting arm 2010, and meanwhile the top cover 2009 automatically returns and swings the directional support 2011 outwards to return upwards.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A bulk dumper is characterized in that: including frame (30), frame (30) top is fixed with carriage assembly (2), carriage assembly (2) rear end opening, carriage assembly (2) rear side is equipped with from locking-type back door assembly (1), carriage rear end downside is equipped with vertical adjustable reel assembly (4) with horizontal equal adjustable, adjustable reel assembly (4) are connected with driving system, adjustable reel assembly (4) are connected with conveyer belt (14) one end, the conveyer belt (14) other end is connected with push pedal (3), adjustable reel assembly (4) drive push pedal (3) reciprocating motion through winding or release conveyer belt (14), car roof assembly (20) are equipped with to carriage assembly (2) top.

2. The bulk dump truck according to claim 1, wherein a tension assembly (5) is arranged between the adjustable drum assembly (4) and the push plate (3).

3. The bulk dump truck according to claim 1, wherein the power system comprises a motor reducer (402), the motor reducer (402) is installed in the adjustable drum assembly (4), and the motor reducer (402) is connected with a hydraulic system of a wheel.

4. A bulk dump truck according to claim 1, characterized in that the roof module (20) is powered by the hydraulic system of the vehicle.

5. The bulk dump truck according to claim 1, wherein the self-locking rear door assembly (1) is provided with a reversing image system (8), the reversing image system (8) is connected with a warning buzzer (10), and the warning buzzer (10) and the reversing image system (8) are both connected with an electric control system (7).

6. The bulk dump truck according to claim 1, characterized in that the carriage assembly (2) is provided with a remote control positioning locking electronic display system (11), and the remote control positioning locking electronic display system (11) is connected with the electric control system (7).

7. The bulk dump truck according to claim 1, wherein a first limit switch (28) for detecting the front end position of the push plate (3) and a fourth limit switch for detecting the rear end limit position of the push plate (3) are mounted on the carriage assembly (2), a third limit switch (31) for detecting the opening angle of the rear door and a second limit switch (29) for detecting the closing of the rear door are mounted on the self-locking rear door assembly (1), and the first limit switch (28), the second limit switch (29), the third limit switch (31) and the fourth limit switch are all connected with the electric control system (7).