CN112010237A - Novel loading and unloading equipment - Google Patents

Novel loading and unloading equipment Download PDF

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Publication number
CN112010237A
CN112010237A CN202010871276.2A CN202010871276A CN112010237A CN 112010237 A CN112010237 A CN 112010237A CN 202010871276 A CN202010871276 A CN 202010871276A CN 112010237 A CN112010237 A CN 112010237A
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CN
China
Prior art keywords
leg
truck
mounted crane
switch
gantry
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202010871276.2A
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Chinese (zh)
Other versions
CN112010237B (en
Inventor
纪建奕
周冬生
杨艺
曲兴涛
纪国清
纪文涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Zhongqi Special Automobile Co ltd
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Qingdao Zhongqi Special Automobile Co ltd
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Publication date
Application filed by Qingdao Zhongqi Special Automobile Co ltd filed Critical Qingdao Zhongqi Special Automobile Co ltd
Priority to CN202010871276.2A priority Critical patent/CN112010237B/en
Publication of CN112010237A publication Critical patent/CN112010237A/en
Application granted granted Critical
Publication of CN112010237B publication Critical patent/CN112010237B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
    • B66C13/44—Electrical transmitters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/42—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/68—Jibs foldable or otherwise adjustable in configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/78—Supports, e.g. outriggers, for mobile cranes
    • B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07504—Accessories, e.g. for towing, charging, locking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07581—Remote controls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/0759—Details of operating station, e.g. seats, levers, operator platforms, cabin suspension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/08—Masts; Guides; Chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/24—Electrical devices or systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Automation & Control Theory (AREA)
  • Jib Cranes (AREA)

Abstract

The invention provides novel loading and unloading equipment, which comprises a vehicle body assembly, a front wheel and a rear wheel, wherein the front side and the rear side of the bottom of the vehicle body assembly are transversely arranged, and the front wheel and the rear side are respectively provided with an interval and are rotatably provided with the front wheel and the rear wheel for carrying out multi-angle running on the ground; the transmission system is transversely arranged in the vehicle body assembly and is in transmission connection with a rear wheel of the vehicle body assembly for driving the rear wheel to rotate, and the braking system is fixedly arranged in the rear wheel for braking the rear wheel; the portal system is used for forking the articles; the supporting leg systems are symmetrically arranged on the front side and the rear side of the vehicle body assembly and used for extending on the front side and the rear side of the vehicle body assembly to support the vehicle body; the vehicle-mounted hoisting system is fixedly arranged at the top of the vehicle body assembly and is used for hoisting articles by extending at the top of the vehicle body assembly; the traction device is fixedly arranged on the rear side of the vehicle body assembly and is used for being matched with other equipment, so that the invention has the advantage of integrating functions of fork mounting, hoisting and traction.

Description

Novel loading and unloading equipment
Technical Field
The invention belongs to the technical field of loading and unloading equipment, and particularly relates to novel loading and unloading equipment.
Background
At present, with the increase of the training intensity of various military and military troops in China, the requirements for loading and unloading vehicles are gradually increased. The loading and unloading vehicles of army equipment have the defects of multiple models, poor performance, low efficiency, high risk and the like, along with the continuous development of scientific technology and the popularization and application of new technology, the existing military loading and unloading vehicles also need to be updated, the loading and unloading vehicles are mainly used for the forking, hoisting and traction operation of goods, have strict requirements on the structure, the gravity center of the whole vehicle, the axle load distribution and the tire bearing capacity of the loading and unloading vehicles, particularly have the difficult points that the loading and unloading equipment needs key attack in the structural strength of a frame in a hoisting forking and traction state, the gravity center balance in a hoisting state, the interlocking of functions of a portal frame and a landing leg, the hoisting forking and transportation safety, the structural form of the landing leg and the like, are too single in the prior art, can not realize the integration of the forking, the hoisting and the traction functions, and usually need three vehicles of a forklift, a crane and, the cost of realizing the function is high, and the types of the vehicle are various.
This novel handling equipment collects fork truck, the crane, the fork dress of three kinds of motorcycle types of tractor, hoist and mount, function such as pull, it is a airport ground guarantee equipment, realize that the whole car is multi-functional, satisfy the loading and unloading demand of the different operating modes of goods and materials, the structural style and the function of this type of car are domestic pioneering, the army has been solved successfully to research and development and has ensured the vehicle numerous, the problem of maintenance difficulty, it is continuous deep along with the development process thereafter, the research scheme is constantly optimized, the innovative design revolving leg lifting system, portal limit system, vehicle-mounted hoist system and hydraulic system.
Disclosure of Invention
The invention provides a novel loading and unloading device which integrates functions of fork loading, hoisting and traction.
The technical scheme of the invention is realized as follows: a novel handling apparatus, comprising:
the front side and the rear side of the bottom of the vehicle body assembly are respectively provided with a front wheel and a rear wheel at intervals in a rotating manner, and the vehicle body assembly is used for carrying out multi-angle running on the ground;
the transmission system is transversely arranged in the vehicle body assembly and is in transmission connection with a rear wheel of the vehicle body assembly for driving the rear wheel to rotate, and the braking system is fixedly arranged in the rear wheel and is used for braking the rear wheel;
the portal system is fixedly arranged on the front side of the vehicle body assembly and is used for forking articles;
the supporting leg systems are symmetrically arranged on the front side and the rear side of the vehicle body assembly and used for extending on the front side and the rear side of the vehicle body assembly to support the vehicle body;
the vehicle-mounted hoisting system is fixedly arranged at the top of the vehicle body assembly and is used for hoisting articles by extending at the top of the vehicle body assembly;
and the traction device is fixedly arranged on the rear side of the vehicle body assembly and is used for being matched with other equipment.
The novel loading and unloading equipment is supported by front wheels, the rear wheels are driven in a steering manner, the vehicle body assembly is an open rear compartment, the transmission system is transversely arranged in the middle of the vehicle body assembly, the front part of the vehicle body assembly is provided with a gantry system, the rear part of the vehicle body assembly is provided with a truck-mounted crane system and a traction device, the front side and the rear side of the vehicle body assembly are respectively fixedly provided with a landing leg system, the vehicle body assembly runs on the ground under the drive of the transmission system, after the vehicle body assembly runs to a specified position, the brake system acts to brake the vehicle body assembly, then the gantry system acts to fork the goods, if the goods need to be hoisted after the goods fork-mounted is finished, the landing leg systems are respectively unfolded at the front side and the rear side of; when this novel handling equipment of needs realizes pulling the function, with draw gear and other equipment cooperations, along with this novel handling equipment's removal realization is to pulling of other equipment.
As a preferred embodiment, the transmission system comprises an engine fixedly arranged in the vehicle body assembly, one end of the engine is fixedly provided with a hydraulic transmission, the rear side of the hydraulic transmission is hinged with a ball cage type transmission shaft, the rear side of the ball cage type transmission shaft is hinged with a steering drive axle, the front wheel and the rear wheel respectively comprise two bilaterally symmetrical wheels, the left end and the right end of the steering drive axle are respectively inserted into the rear wheels on the left side and the right side and are respectively and fixedly connected with the rear wheels on the left side and the right side, the braking system is a brake and is fixedly arranged in the rear wheels on the left side and the right side, the transmission system mainly comprises the engine, the hydraulic transmission, the ball cage type transmission shaft, the steering drive axle and the like, power is transmitted to the hydraulic transmission by the engine, the hydraulic transmission is transmitted to the steering drive axle through the ball cage type transmission shaft, the steering drive axle drives the, during braking, the brake arranged in the rear wheel directly plays a role, braking of novel loading and unloading equipment is achieved, and the reasonability of power assembly arrangement is achieved by adopting a hydraulic vertical transmission technology and a large-angle transmission shaft technology.
As a preferred embodiment, the portal frame system comprises an outer portal frame which is vertically arranged, a portal frame lifting oil cylinder is fixedly arranged at the rear side of the outer portal frame, an inner portal frame is arranged at the inner side of the outer portal frame in a lifting way, the telescopic end of the portal frame lifting oil cylinder is fixedly connected with the top of the inner portal frame, portal frame inclining oil cylinders are respectively and hingedly arranged at the left side and the right side of the front side of the vehicle body assembly, the telescopic ends of the portal frame inclining oil cylinders at the left side and the right side are respectively and hingedly connected with the left side and the right side of the outer portal frame, a goods shelf is vertically arranged at the front side of the outer portal frame, the rear side of the goods shelf is movably arranged at the inner side of the inner portal frame, a vertical goods blocking shelf is fixedly arranged at the top of the goods shelf, the left side and the right side of the interior of the goods shelf are respectively and symmetrically and extendingly, the telescopic end of the right fork moving oil cylinder is fixedly connected with the left fork, the lifting or descending function of the inner gantry on the inner side of the outer gantry is realized through the lifting and descending of the gantry lifting oil cylinder, the outer gantry and the inner gantry arranged on the outer gantry are forwards tilted or backwards tilted through the contraction and expansion of the gantry tilting oil cylinder, the inward retraction or outward extension of the fork on the front side of the goods shelf is realized through the contraction and expansion of the gantry tilting oil cylinder, the goods are forked from the ground, the gantry tilting oil cylinder is contracted to ensure that the goods forked by the inner gantry, the goods and the goods forked by the goods are backwards tilted along with the outer gantry, then the gantry lifting oil cylinder lifts the inner gantry and the goods shelf matched with the inner gantry, namely the goods rise by a certain height along with the extension of the gantry tilting oil cylinder, the goods on the outer gantry, the inner gantry, the goods on the goods and the goods on the goods shelf and the fork are forwards tilted, and the goods fall to a, realize the fork dress of goods.
As a preferred embodiment, a gantry system is fixedly provided with a limiting mechanism, the limiting mechanism comprises limiting oil cylinders which are hinged on the left side and the right side of the rear side of a goods shelf, the tops of the limiting oil cylinders on the left side and the right side are vertically hinged with limiting blocks, the left side and the right side of an outer gantry are respectively and fixedly provided with a limiting seat, the top of the limiting block is movably arranged at the bottom of the limiting seat, the left side and the right side of the top of the outer gantry are respectively and fixedly provided with a limiting sensor, the left side and the right side of an inner gantry are respectively and fixedly provided with a sensor collision seat, the sensor collision seat is positioned right above the limiting sensor and movably matched with the limiting sensor, the sensor collision seat is arranged on the inner gantry, the sensor collision seat touches the limiting sensor along with the descending of the inner gantry, the limiting sensor sends out an electric signal to, the spacing of goods shelves and outer door frame is realized.
As a preferred embodiment, the front landing leg system comprises landing leg rotating shafts fixedly arranged on the left side wall and the right side wall of a goods shelf, each landing leg rotating shaft is rotatably provided with a landing leg main beam, a landing leg telescopic beam is telescopically arranged in the landing leg main beam, a landing leg telescopic oil cylinder is fixedly arranged at the bottom of the landing leg main beam, the movable end of the landing leg telescopic oil cylinder is fixedly connected with the landing leg telescopic beam, one end of the landing leg telescopic beam, which is far away from the landing leg main beam, is fixedly provided with a landing leg expansion automatic limiting mechanism, the left side wall and the right side wall of the goods shelf are respectively and fixedly provided with a landing leg expansion automatic limiting base, the landing leg expansion automatic limiting base is movably connected with the landing leg expansion automatic limiting mechanism, the left side wall of the left landing leg main beam is fixedly provided with a landing leg closing automatic limiting mechanism, the, the automatic limiting mechanism for leg closing is movably matched with the automatic limiting base for leg closing, a leg system on the rear side has the same structure as a leg system on the front side, the leg system on the rear side is symmetrically and fixedly arranged on the rear side of the vehicle body assembly, the automatic limiting mechanism for leg closing is combined with the automatic limiting base for leg closing when the legs are closed, the automatic limiting mechanism for leg closing is opened when the legs need to be unfolded, a main beam of the legs rotates anticlockwise around a rotating shaft of the legs, and the automatic limiting mechanism for leg unfolding is connected with the automatic limiting base for leg unfolding after the main beam reaches a position to realize the limitation of the unfolding position; the expansion of the supporting leg telescopic beam is realized by the expansion of the supporting leg telescopic oil cylinder, the lifting of the whole vehicle is realized by the expansion of the supporting leg lifting oil cylinder, and the working principle of the supporting leg system on the rear side is the same as that of the supporting leg system on the front side.
As a preferred embodiment, the truck-mounted crane system comprises a full-circumferential rotating base fixedly arranged at the top of the rear side of a truck body assembly, a truck-mounted crane main arm is fixedly arranged at the top of the full-circumferential rotating base, a truck-mounted crane auxiliary arm is hinged at the top of the truck-mounted crane main arm, a truck-mounted crane main arm oil cylinder is hinged at the left side of the truck-mounted crane main arm, the telescopic end of the truck-mounted crane main arm oil cylinder is hinged with the lower part of the truck-mounted crane auxiliary arm, a truck-mounted crane folding arm is hinged at one end of the truck-mounted crane auxiliary arm, which is far away from the truck-mounted crane main arm, a truck-mounted crane folding arm is hinged at the bottom of the truck-mounted crane auxiliary arm, a truck-mounted crane folding arm oil cylinder is hinged at the right end of the truck-mounted crane folding arm oil cylinder, a truck-mounted crane telescopic arm is telescopically arranged in the truck-mounted folding arm, a truck-mounted crane telescopic oil cylinder is fixedly arranged at the top, the bottom of the folding arm of the lorry-mounted crane is fixedly provided with a winch, when the support leg system is lifted, the lorry-mounted crane can realize the normal function of the folding arm of the lorry-mounted crane, the 360-degree rotation function of the lorry-mounted crane system on a vehicle body assembly is realized through a full-circumferential rotating base, and the lifting and the unfolding of the main arm of the lorry-mounted crane, the auxiliary arm of the lorry-mounted crane and the folding arm of the lorry-mounted crane are realized through the stretching of the oil cylinder of the main arm of the lorry-mounted crane and the folding arm; the expansion of the telescopic arm of the truck-mounted crane is realized through the expansion of the telescopic oil cylinder of the truck-mounted crane; the wire rope is extended and contracted through winding.
As a preferred embodiment, the traction device comprises a vertical traction seat which is fixedly arranged at the rear side of the vehicle body assembly, a pin hole is formed in the traction seat, a traction pin is inserted into the pin hole, a traction limiting device is fixedly arranged on one side of the top of the traction pin seat, the traction limiting device is in contact with the traction pin, and the traction pin can be limited through the traction limiting device.
As a preferred embodiment, the system further comprises a multifunctional interlocking control system, the multifunctional control system is electrically connected with the gantry system, the landing leg system and the truck-mounted crane system respectively, the multifunctional interlocking control system comprises a power access point, the power access point is electrically connected with one end of a landing leg/truck-mounted crane power switch and one end of a KA11 relay, a line between the landing leg/truck-mounted crane power switch and the power access point is electrically connected with one end of a KA12 relay, the other end of the KA12 relay is electrically connected with one end of a KT1 time delay relay and one end of a gantry non-limiting solenoid valve, the other end of the gantry non-limiting solenoid valve is electrically connected with the other end of the KT1 time delay relay, the other end of a KA11 relay is electrically connected with one end of a gantry solenoid valve, the other end of the gantry solenoid valve is electrically connected with the other end of the KT1 time delay relay, and a line between The other end of the KA10 relay is electrically connected with the other end of the KT1 time delay relay, the circuit between the KA12 relay and the KT1 time delay relay is also electrically connected with one end of a landing leg/truck-mounted crane change-over switch, the other end of the landing leg/truck-mounted crane change-over switch is electrically connected with one end of the KA10 relay, the connecting circuit between the KA10 relay and the landing leg/truck-mounted crane change-over switch is electrically connected with one end of a gantry non-limiting electromagnetic valve, the other end of the landing leg/truck-mounted crane change-over switch is provided with one end of a truck-mounted crane electromagnetic valve and one end of a landing leg electromagnetic valve in parallel, the other end of the truck-mounted crane electromagnetic valve and the other end of the landing leg electromagnetic valve are respectively electrically connected with the other end of the KT1 time delay relay, and the connecting circuit between, the other end of limit sensor and KA11 relay electric connection and the connecting line between the two on electric connection has the one end of the spacing solenoid valve of portal, the other end of the spacing solenoid valve of portal respectively with KT1 time delay relay's other end electric connection, electric connection has the one end of KT2 time delay relay on the connecting line between the interconnecting link between limit sensor and the KA11 relay and the spacing solenoid valve of portal, the other end of KT2 time delay relay and KT1 time delay relay's other end electric connection, landing leg control system's the other end respectively with the other end of KT1 time delay relay and the one end electric connection of the not spacing solenoid valve 4 of portal. The landing leg control system comprises a front left landing leg transverse switch, a front right landing leg transverse switch, a front left landing leg lifting switch, a front right landing leg lifting switch, a rear left landing leg transverse switch, a rear right landing leg transverse switch, a rear left landing leg lifting switch and a rear right landing leg lifting switch which are arranged in parallel, one end of the front left landing leg transverse switch, the front right landing leg transverse switch, the front left landing leg lifting switch, the front right landing leg lifting switch, the rear left landing leg transverse switch, the rear right landing leg transverse switch, the rear left landing leg lifting switch and the rear right landing leg lifting switch is respectively and electrically connected with one end of a limit sensor, the other end of the front left landing leg transverse switch, the front right landing leg transverse switch, the front left landing leg lifting switch, the front right landing leg lifting switch, the rear left landing leg transverse switch, the rear right landing leg transverse switch, the rear left landing leg lifting switch and the rear right landing leg lifting switch is respectively and electrically connected with the other end of a KT, and an unloading valve is electrically connected on a connecting circuit between the other end of the front right supporting leg lifting switch and one end of the gantry non-limiting electromagnetic valve.
When a power switch of the landing leg/truck-mounted crane is not switched on, a power supply access point power supply is switched on through a normally closed point of a KA12 relay, a KT1 delay relay and a gantry non-limiting electromagnetic valve are switched on, the gantry non-limiting electromagnetic valve is electrified, and a limiting oil cylinder returns to a non-limiting position. After the KT1 time delay relay is electrified, the gantry non-limiting electromagnetic valve is switched off in a time delay of 5 seconds (the time delay value is the time required for the limiting oil cylinder to return to the non-limiting position). The power supply of the power supply access point is connected with the unloading valve through the KA11 relay normally closed point, and each handle of the portal frame can be operated, so that the portal frame can act randomly, and the limit sensor does not act; when the power switch of the landing leg/truck mounted crane is switched on, the coil of the KA12 relay is electrified, the normally closed contact is switched off, the KT1 time delay relay power supply and the gantry non-limiting electromagnetic valve are switched off, and meanwhile, the normally open contact of the KA10 relay is closed, and the power switch of the landing leg/truck mounted crane is switched on. At the moment, as long as the gantry does not descend to the position of the limit sensor, the gantry can still ascend and descend, and when the gantry descends to close the limit sensor, the KA11 relay is electrified to disconnect the unloading valve and connect the gantry electromagnetic valve to ensure that the gantry cannot ascend and descend; meanwhile, a KT2 delay relay and a gantry limiting electromagnetic valve are switched on, a gantry limiting oil cylinder extends to a limiting position, after the extending delay time of the limiting oil cylinder reaches, the limiting electromagnetic valve is powered off, the gantry cannot ascend and descend at the moment, the position of a supporting leg is switched through a supporting leg control system, each action of the supporting leg is operated, the position of a truck-mounted crane system is switched, each action of the truck-mounted crane system is operated, after hoisting is completed, the truck-mounted crane system and the supporting leg system are folded, a supporting leg/truck-mounted crane switch is switched back to a middle position, a supporting leg/truck-mounted crane power switch is turned off, a power access point power supply passes through a normally closed point of a KA12 relay, the KT1 delay relay and the gantry non-limiting electromagnetic valve are switched on, the gantry non.
After the technical scheme is adopted, the invention has the beneficial effects that:
1. the novel loading and unloading equipment has three functions of fork loading, hoisting and traction, and can safely and quickly complete material loading and unloading tasks;
2. the novel loading and unloading equipment is provided with the extensible support leg system, the structure is compact, the stability of the whole vehicle in the hoisting process is guaranteed, and meanwhile, the tires and the axle can be prevented from being damaged by overload.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the vehicle body assembly of FIG. 1;
FIG. 3 is a schematic structural diagram of the transmission system; a
FIG. 4 is a schematic structural view of the gantry system of FIG. 1;
FIG. 5 is a rear side view of the structure of FIG. 4;
FIG. 6 is a schematic structural view of the limiting mechanism in FIG. 5;
FIG. 7 is a schematic illustration of the leg system at the front side of the body assembly;
FIG. 8 is a schematic view of the expanded configuration of FIG. 7;
FIG. 9 is a schematic view of the left side structure of FIG. 7;
FIG. 10 is a schematic structural view of a truck mounted crane system;
FIG. 11 is a schematic view of the draft gear;
FIG. 12 is a schematic diagram of a multi-function interlock control system;
FIG. 13 is a schematic diagram of a hydraulic system;
FIG. 14 is a view of the gantry handle assembly;
FIG. 15 is a view of the leg/truck mounted crane operating switch assembly;
fig. 16 is a composition diagram of a truck mounted crane remote controller.
In FIGS. 1-13, 1-body assembly; 2-a transmission system; 3-a braking system; 4-gantry systems; 5-a leg system; 6-vehicle mounted crane system; 7-a traction device; 8-a multifunctional interlocking control system; 11-front wheel; 12-a rear wheel; 21-an engine; 22-a hydrodynamic transmission; 23-a rzeppa drive shaft; 24-a steering drive axle; 41-outer gantry; 42-gantry lift cylinders; 43-inner gantry; 44-gantry tilt cylinders; 45-a shelf; 46-a shelf; 47-a pallet fork; 48-a fork moving oil cylinder; 49-a limiting mechanism; 51-leg rotation axis; 52-leg main beam; 53-leg telescoping beam; 54-supporting leg telescopic oil cylinder; 55-supporting leg lifting oil cylinder; 56-automatic limiting mechanism for unfolding of supporting legs; 57-automatic limiting base for unfolding of supporting legs; 58-automatic limiting mechanism for closing of supporting legs; 59-automatic limit base with closed support legs; 61-full circumferential rotating base; 62-main arm of the truck-mounted crane; 63-auxiliary arm of truck-mounted crane; 64-a main arm oil cylinder of the truck-mounted crane; 65-vehicle-mounted crane folding arm; 66-vehicle-mounted crane folding arm oil cylinder; 67-vehicle mounted crane telescopic arm; 68-a truck crane telescopic oil cylinder; 69-hoisting; 71-a traction seat; 72-pin holes; 73-a tow pin; 74-a traction limiting device; 81-landing leg/truck mounted crane power switch; 82-KA12 relay; 83-KT1 time delay relay; 84-gantry non-limiting electromagnetic valve; an 85-KA11 relay; 86-an unloading valve; 87-limit sensor; 88-KA10 relay; 89-a landing leg/truck mounted crane change-over switch; 491-limit oil cylinder; 492-a stop block; 493-a limit seat; 494-limit sensor; 495-sensor crash base; 810-gantry solenoid valve; 811-KT2 time delay relay; 812-gantry limit solenoid valves; 813-on-board crane solenoid valves; 814-leg solenoid valves; 815-a front left leg traversing switch; 816-front right leg transverse switch; 817-front left leg lifting switch; 818-front right leg lift switch; 819-rear left leg traversing switch; 820-rear right leg traversing switch; 821-rear left leg lifting switch; 822-a rear right leg lifting switch; b-power access point.
In FIG. 14, the handle is moved 1-pronged; 2-front and back tilting handles of the portal; 3-gantry lifting handle.
In FIG. 15, 1-leg/truck mounted power switch; 2-a front left leg transverse moving switch; 3-a front right leg transverse switch; 4-a front left leg lifting switch; 5-a front right supporting leg lifting switch; 6-engine constant speed cruise switch; 7-landing leg/truck mounted crane change-over switch; 8-a rear left leg transverse switch; 9-a rear right leg transverse switch; 10-a rear left leg lifting switch; 11-rear right leg lifting switch.
In FIG. 16, 12-inner arm deploy switch; 13-outer arm extension switch; 14-a truck mounted crane rotary switch; 15-hook lifting switch; 16-remote control power button; 17-telescopic arm telescopic switch; 18-truck mounted crane gear switch 19-manual/remote control change-over switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 16, a novel handling apparatus is characterized by comprising:
the bicycle comprises a bicycle body assembly 1, a front wheel 11 and a rear wheel 12, wherein the bicycle body assembly is transversely arranged, the front side and the rear side of the bottom of the bicycle body assembly are respectively provided with the front wheel 11 and the rear wheel 12 at intervals in a rotating mode, and the bicycle body assembly is used for carrying out multi-angle running on the ground;
the transmission system 2 is transversely arranged in the vehicle body assembly 1 and is in transmission connection with a rear wheel 12 of the vehicle body assembly 1 and used for driving the rear wheel 12 to rotate, and the braking system 3 is fixedly arranged in the rear wheel 12 and used for braking the rear wheel 12;
the gantry system 4 is fixedly arranged on the front side of the vehicle body assembly 1 and is used for forking articles;
the supporting leg systems 5 are symmetrically arranged on the front side and the rear side of the vehicle body assembly 1 and are used for extending on the front side and the rear side of the vehicle body assembly 1 to support a vehicle body;
the truck-mounted hoisting system 6 is fixedly arranged at the top of the vehicle body assembly 1 and is used for extending at the top of the vehicle body assembly 1 to hoist articles;
and the traction device 7 is fixedly arranged on the rear side of the vehicle body assembly 1 and is used for being matched with other equipment.
The novel loading and unloading equipment is supported by front wheels 11, rear wheels 12 are driven in a steering mode, a vehicle body assembly 1 is an open rear compartment, a transmission system 2 is transversely arranged in the middle of the vehicle body assembly 1, a gantry system 4 is arranged in the front of the vehicle body assembly 1, a truck-mounted hoisting system 6 and a traction device 7 are arranged in the rear of the vehicle body assembly 1, supporting leg systems 5 are fixedly arranged on the front side and the rear side of the vehicle body assembly 1 respectively, the vehicle body assembly 1 runs on the ground under the driving of the transmission system 2, after the vehicle body assembly runs to a specified position, the braking system 3 acts to brake the vehicle body assembly 1, then the gantry system 4 acts to fork the goods, and if the goods need to be hoisted after the goods are forked, the supporting leg systems 5 are unfolded on the front side and the rear side of the vehicle body assembly 1 respectively to support; when this novel handling equipment of needs realizes pulling the function, with draw gear 7 and other equipment cooperations, realize pulling other equipment along with this novel handling equipment's removal.
The transmission system 2 comprises an engine 21 fixedly arranged in the vehicle body assembly 1, one end of the engine 21 is fixedly provided with a hydraulic speed changer 22, the rear side of the hydraulic speed changer 22 is hinged with a ball cage type transmission shaft 23, the rear side of the ball cage type transmission shaft 23 is hinged with a steering drive axle 24, the front wheel 11 and the rear wheel 12 respectively comprise two bilaterally symmetrical wheels, the left end and the right end of the steering drive axle 24 are respectively inserted into the rear wheels 12 on the left side and the right side and are respectively and fixedly connected with the rear wheels 12 on the left side and the right side, the brake system 3 is a brake and is fixedly arranged in the rear wheels 12 on the left side and the right side, the transmission system 2 mainly comprises the engine 21, the hydraulic speed changer, the ball cage type transmission shaft 23, the steering drive axle 24 and the like, power is transmitted to the hydraulic speed changer 22 by the engine 21, the hydraulic speed changer 22 is transmitted to the steering drive axle 24 through, the novel loading and unloading equipment can move forward or backward, when braking is carried out, the brake arranged in the rear wheel 12 can directly play a role, the novel loading and unloading equipment can brake, and the reasonability of power assembly arrangement is realized by adopting a hydraulic vertical transmission technology and a large-angle transmission shaft technology.
The gantry system 4 comprises an outer gantry 41 which is vertically arranged, a gantry lifting oil cylinder 42 is fixedly arranged at the rear side of the outer gantry 41, an inner gantry 43 is arranged at the inner side of the outer gantry 41 in a lifting way, the telescopic end of the gantry lifting oil cylinder 42 is fixedly connected with the top of the inner gantry 43, gantry tilt oil cylinders 44 are respectively hinged at the left side and the right side of the front side of the body assembly 1, the telescopic ends of the gantry tilt oil cylinders 44 at the left side and the right side are respectively hinged with the left side and the right side of the outer gantry 41, a goods shelf 45 is vertically arranged at the front side of the outer gantry 41, the rear side of the goods shelf 45 is movably arranged at the inner side of the inner gantry 43, a vertical goods blocking shelf 46 is fixedly arranged at the top of the goods shelf 45, forks 47 are respectively symmetrically and extendibly arranged at the left side and the right side of the interior of the goods shelf, wherein the telescopic end of the left fork moving cylinder 48 is fixedly connected with the right fork 47, the telescopic end of the right fork moving cylinder 48 is fixedly connected with the left fork 47, the lifting or lowering function of the inner gantry 43 on the inner side of the outer gantry 41 is realized by the lifting and lowering of the gantry lifting cylinder 42, the forward tilting or backward tilting of the outer gantry 41 and the inner gantry 43 mounted on the outer gantry 41 is realized by the contraction and extension of the gantry tilting cylinder 44, the inward retracting or outward extending of the fork 47 on the front side of the goods shelf 45 is realized by the contraction and extension of the fork moving cylinder 48, the goods are lifted from the ground by the outward extending and retracting of the fork 47, the gantry tilting cylinder 44 is contracted, so that the goods lifted by the inner gantry 43, the goods on the goods shelf 45 and the fork 47 are tilted backward along with the outer gantry 41, then the inner gantry 43 and the goods shelf 45 matched with the inner gantry 43 are lifted by the gantry lifting cylinder 42, namely the goods are lifted by a certain height, the mast inclined oil cylinder 44 extends out, the goods on the outer mast 41, the inner mast 43, the goods shelf 45 and the goods fork 47 tilt forwards, and the goods fall to a designated position from the goods fork 47, so that the goods fork is mounted.
A limiting mechanism 49 is fixedly arranged on the gantry system 4, the limiting mechanism 49 comprises limiting oil cylinders which are hinged on the left side and the right side of the rear side of the goods shelf 45, limiting blocks are vertically hinged on the tops of the limiting oil cylinders on the left side and the right side, limiting seats are respectively and fixedly arranged on the left side and the right side of the outer gantry 41, the tops of the limiting blocks are movably arranged at the bottoms of the limiting seats, limiting sensors are respectively and fixedly arranged on the left side and the right side of the top of the outer gantry 41, sensor collision seats are respectively and fixedly arranged on the left side and the right side of the inner gantry 43, the sensor collision seats are positioned right above the limiting sensors and movably matched with the limiting sensors, the sensor collision seats are arranged on the inner gantry 43, the sensor collision seats touch the limiting sensors along with the descending of the inner gantry 43, the limiting sensors send electric signals to enable the limiting, the position limitation of the shelf 45 and the outer door frame 41 is realized.
The support leg system 5 at the front side comprises support leg rotating shafts 51 fixedly arranged on the left side wall and the right side wall of a goods shelf 45, each support leg rotating shaft 51 is rotatably provided with a support leg main beam 52, a support leg telescopic beam 53 is telescopically arranged in each support leg main beam 52, a support leg telescopic oil cylinder 54 is fixedly arranged at the bottom of each support leg main beam 52, the movable end of each support leg telescopic oil cylinder 54 is fixedly connected with each support leg telescopic beam 53, one end of each support leg telescopic beam 53, which is far away from each support leg main beam 52, is fixedly provided with a support leg lifting oil cylinder 55, the left side wall and the right side wall of the goods shelf 45 are respectively and fixedly provided with a support leg unfolding automatic limiting mechanism 56, the support leg unfolding automatic limiting bases 57 are respectively and fixedly provided on the support leg main beams 52 at the left side and the left side wall of, a leg closing automatic limiting base 59 is fixedly arranged on the left side wall of the right leg main beam 52, a leg closing automatic limiting mechanism 58 is movably matched with the leg closing automatic limiting base 59, the structure of a leg system 5 on the rear side is the same as that of a leg system 5 on the front side, the leg system 5 on the rear side is symmetrical and fixedly arranged on the rear side of the vehicle body assembly 1, both the leg closing automatic limiting mechanism 58 and the leg unfolding automatic limiting mechanism 56 can adopt limiters in the prior art, when the legs are closed, the leg closing automatic limiting mechanism 58 is connected with the leg closing automatic limiting base 59 to realize combination with the leg closing automatic limiting base 59, when the legs need to be unfolded, the leg closing automatic limiting mechanism 58 is separated from the leg closing automatic limiting base 59, the leg main beam 52 firstly rotates anticlockwise around a leg rotating shaft 51, and after reaching the position, the leg unfolding automatic limiting mechanism 56 is connected with the leg unfolding automatic limiting base 57 to realize unfolding position limiting; the expansion of the support leg telescopic beam 53 is realized by the expansion of the support leg telescopic oil cylinder 54, the lifting of the whole vehicle is realized by the expansion of the support leg lifting oil cylinder 55, and the working principle of the support leg system 5 at the rear side is the same as that of the support leg system 5 at the front side.
The truck-mounted crane system 6 comprises a full-circumferential rotating base 61 fixedly arranged at the top of the rear side of a vehicle body assembly 1, a truck-mounted crane main arm 62 is fixedly arranged at the top of the full-circumferential rotating base 61, a truck-mounted crane auxiliary arm 63 is hinged at the top of the truck-mounted crane main arm 62, a truck-mounted crane main arm oil cylinder 64 is hinged at the left side of the truck-mounted crane main arm 62, the telescopic end of the truck-mounted crane main arm oil cylinder 64 is hinged with the lower part of the truck-mounted crane auxiliary arm 63, a truck-mounted crane folding arm 65 is hinged at one end of the truck-mounted crane auxiliary arm 63, which is far away from the truck-mounted crane main arm 62, a truck-mounted crane folding arm oil cylinder 66 is hinged at the bottom of the truck-mounted crane auxiliary arm 63, the movable end of the truck-mounted crane folding arm oil cylinder 66 is hinged with the right end of the truck-mounted crane folding arm 65, a truck-mounted crane telescopic arm 67 is telescopically arranged in the truck-mounted crane folding arm 65, a truck-mounted crane telescopic oil cylinder 68, the bottom of the folding arm 65 of the lorry-mounted crane is fixedly provided with a winch 69, when the landing leg system 5 is lifted, the normal function of the lorry-mounted crane can be realized, the 360-degree rotation function of the lorry-mounted crane system 6 on the vehicle body assembly 1 is realized through the full-circumferential rotating base 61, and the lifting and unfolding of the main arm 62 of the lorry-mounted crane, the auxiliary arm 63 of the lorry-mounted crane and the folding arm 65 of the lorry-mounted crane are realized through the oil stretching of the main arm oil cylinder 64 of the lorry-mounted crane and the folding arm 65 of the lorry-mounted crane; the expansion of the truck-mounted crane telescopic arm 67 is realized through the expansion of the truck-mounted crane telescopic oil cylinder 68; the wire rope is extended and retracted by the hoist 69.
Draw gear 7 includes vertical and fixed traction seat 71 that sets up in automobile body assembly 1 rear side, the pinhole 72 has been seted up on the traction seat 71, the pinhole 72 interpolation is equipped with towing pin 73, the fixed draw stop device 74 that is provided with in one side at towing pin 73 seat top, draw stop device 74 and towing pin 73 contact setting, can realize the spacing of towing pin 73 through drawing stop device 74, avoid towing pin 73 to rotate, can connect the rope in the towing pin 73, cooperate with other equipment, the realization is to the pulling of other equipment.
The multifunctional interlocking control system 8 comprises a power access point b, the power access point b is electrically connected with one end of a landing leg/truck mounted crane power switch 81 and one end of a KA11 relay 5, a circuit between the landing leg/truck mounted crane power switch 81 and the power access point b is electrically connected with one end of a KA12 relay 82, the other end of the KA12 relay 82 is electrically connected with one end of a KT1 delay relay 83 and one end of a gantry non-limiting electromagnetic valve 84, the other end of the gantry non-limiting electromagnetic valve 84 is electrically connected with the other end of the KT1 delay relay 83, the other end of the KA11 relay 85 is electrically connected with one end of a gantry electromagnetic valve 810, the other end of the gantry electromagnetic valve 810 is electrically connected with the other end of the KT1 delay relay 83, one end of a KA10 relay 88 is electrically connected on a line between the landing leg/truck-mounted crane power switch 81 and the power access point b, the other end of the KA10 relay 88 is electrically connected with the other end of the KT1 delay relay 83, one end of a landing leg/truck-mounted crane change-over switch 89 is also electrically connected on a line between the KA12 relay 82 and the KT1 delay relay 83, the other end of the landing leg/truck-mounted crane change-over switch 89 is electrically connected with one end of the KA10 relay 88, a connecting line between the KA10 relay 88 and the landing leg/truck-mounted crane change-over switch 89 is electrically connected with one end of the gantry non-limiting solenoid valve 84, one end of a truck-mounted crane solenoid valve 813 and one end of a landing leg solenoid valve 814 are arranged at the other end of the landing leg/truck-mounted crane switch 89 in parallel, the other end of the truck-mounted crane solenoid valve 814 and the other end, the landing leg/truck-mounted crane switching switch 89 is electrically connected with one end of a limit sensor 87 and one end of a landing leg control system on a connecting line between the landing leg electromagnetic valve 814, the other end of the limit sensor 87 is electrically connected with a KA11 relay 85, and one end of a gantry limit electromagnetic valve 812 is electrically connected on the connecting line between the limit sensor 87 and the KA11 relay 85, the other end of the gantry limit electromagnetic valve 812 is electrically connected with the other end of a KT1 delay relay 83 respectively, one end of a KT2 delay relay 811 is electrically connected on the connecting line between the limit sensor 87 and the KA11 relay 85 and the gantry limit electromagnetic valve 812, the other end of the KT2 delay relay 811 is electrically connected with the other end of the KT1 delay relay 83, and the other end of the landing leg control system is electrically connected with the other end of the KT1 delay. The leg control system comprises a front left leg traverse switch 815, a front right leg traverse switch 816, a front left leg lifting switch 817, a front right leg lifting switch 818, a rear left leg traverse switch 819, a rear right leg traverse switch 820, a rear left leg lifting switch 821 and a rear right leg lifting switch 822 which are arranged in parallel, wherein one end of each of the front left leg traverse switch 821, the front right leg traverse switch 822, the front left leg lifting switch 823, the front right leg lifting switch 824, the rear left leg traverse switch 825, the rear right leg traverse switch 826, the rear left leg lifting switch 827 and the rear right leg lifting switch 828 is respectively and electrically connected with one end of a limit sensor 494, the front left leg traverse switch 815, the front right leg traverse switch 816, the front left leg traverse switch 817, the front right leg lifting switch 818, the rear left leg switch 819, the rear leg traverse switch 820, the rear left leg lifting switch 821, the rear left leg switch 821, the front left leg switch 816, the rear leg switch, The other end of the rear right leg lifting switch 822 is electrically connected with the other end of the KT1 delay relay 83 and one end of the gantry non-limiting solenoid valve 84, and the connecting line between the other end of the front right leg lifting switch 818 and one end of the gantry non-limiting solenoid valve 84 is electrically connected with the unloading valve 86.
When the power switch of the landing leg/truck-mounted crane is not switched on, the power of the power access point b passes through the normally closed point of the KA12 relay, the KT1 delay relay and the gantry unlimited electromagnetism are switched on, the gantry unlimited electromagnetic valve is electrified, and the limited oil cylinder returns to the unlimited position. After the KT1 time delay relay is electrified, the gantry non-limiting electromagnetic valve is switched off in a time delay of 5 seconds (the time delay value is the time required for the limiting oil cylinder to return to the non-limiting position). The power supply of the power supply access point b is connected with the unloading valve through the KA11 relay normally closed point, and each handle of the portal can be operated, so that the portal can act randomly, and the limit sensor does not act; when the power switch of the landing leg/truck mounted crane is switched on, the coil of the KA12 relay is electrified, the normally closed contact is switched off, the KT1 time delay relay power supply and the gantry non-limiting electromagnetic valve are switched off, and meanwhile, the normally open contact of the KA10 relay is closed, and the power switch of the landing leg/truck mounted crane is switched on. At the moment, as long as the gantry does not descend to the position of the limit sensor, the gantry can still ascend and descend, when the gantry descends to close the limit sensor, the KA11 relay is electrified to disconnect the unloading valve and connect 10. the gantry electromagnetic valve is connected to ensure that the gantry cannot ascend and descend; meanwhile, a KT2 delay relay and a gantry limiting electromagnetic valve are switched on, a gantry limiting oil cylinder extends to a limiting position, after the extending delay time of the limiting oil cylinder reaches, the limiting electromagnetic valve is powered off, the gantry cannot ascend and descend at the moment, the position of a support leg is switched through a support leg control system, each action of the support leg is operated, the position of a vehicle-mounted crane system 6 is switched, each action of the vehicle-mounted crane system 6 is operated, after hoisting is completed, the vehicle-mounted crane system 6 and the support leg system 5 are folded, a support leg/vehicle-mounted crane switching switch is switched back to a middle position, a support leg/vehicle-mounted crane power switch is switched off, a power supply access point b passes through a normally closed point of a KA12 relay, the KT1 delay relay and the gantry system 4 are switched on, the gantry non-limiting electromagnetic valve is powered on.
The novel loading and unloading equipment is supported by a front wheel 11, and a rear wheel 12 is driven by steering. The whole vehicle adopts an open type rear carriage, the engine 21 is transversely arranged in the middle of the whole vehicle, the front part of the whole vehicle is provided with a portal fork 47, the rear part of the whole vehicle is provided with a truck-mounted crane system 6 and a traction device 7, and telescopic lifting support legs are arranged at the front and the rear. The novel loading and unloading equipment mainly comprises a power system, a transmission system 2, a running system, a steering system, a braking system 3, a vehicle body assembly 1, an electrical system, a hydraulic system and a traction device 7. The novel loading and unloading equipment adopts a hydraulic transmission technology, the front wheels 11 are supported, and the rear wheels 12 are driven in a steering mode. The high-pressure plunger pump takes power through the gearbox and provides power for the supporting leg system 5, the gantry system 4 and the truck-mounted crane system 6. The lifting, descending, forward tilting and backward tilting of the gantry, and the contraction and expansion of the fork 47 can be realized through the gantry control lever. The remote controller of the truck-mounted crane is operated to realize the folding and unfolding of the inner arm, the outer arm and the telescopic arm of the truck-mounted crane and the full-rotation action of the whole machine.
The main assembly of the novel loading and unloading equipment preferably selects the components of the military train, realizes 100 percent of localization, adopts a hydraulic transmission mode, and has stable and reliable starting and gear shifting. The novel loading and unloading equipment optimally designs a full hydraulic steering system, so that the steering is flexible and light, and the novel loading and unloading equipment can still realize emergency steering when no power is output; the lowest stable speed of the novel loading and unloading equipment can reach 0.3km/h, and the safety and the stability of traction butt joint can be ensured; the novel loading and unloading equipment has three functions of forking, hoisting and traction, can safely and quickly complete material loading and unloading tasks, and meets the requirement of army guarantee. The novel loading and unloading equipment can realize the remote control hoisting function, and an operator can control each action of the truck-mounted crane through a handheld remote controller; when the truck-mounted crane works, the wired remote control can enable workers to be far away from the working range, and the personal safety is guaranteed; the novel loading and unloading equipment is provided with the extensible support legs, the structure is compact, the stability of the whole vehicle in the hoisting process is ensured, and meanwhile, tires and axles can be prevented from being damaged by overload; the novel loading and unloading equipment circuit and the hydraulic system can realize interlocking of hoisting and forking functions through special design, and the safety of the operation process is ensured. The novel handling equipment adopts reasonable axle load distribution. The front shaft and the rear shaft have the same axle load, the center of gravity of the whole vehicle is positioned in the middle of the whole vehicle, the hoisting stability of the whole vehicle is ensured, and the truck-mounted crane can rotate for 360 degrees. The front shaft adopts a large-tonnage supporting bridge, and the fork-mounting stability can be ensured when the fork-mounting operation is executed; the rear axle adopts a drive axle, and can ensure abundant traction power when traction operation is executed.
The hydraulic system mainly comprises a steering module, a braking module, a supporting leg module, a limiting module, a gantry module and a truck-mounted crane module, wherein the steering module and the braking module are basic functional modules of the whole truck, and other modules are core functional modules of the product. When the portal module works, the support leg module and the truck-mounted crane module are in a locking state and cannot work, and the limiting module is in a closing state; when the truck-mounted crane works, the gantry module is in a locking state, the limiting module is in an opening state, and the locking of the gantry module, the opening of the limiting module, the working of the supporting leg module and the working of the truck-mounted crane module are sequentially realized.
The gantry control handle mainly comprises a fork moving handle, a gantry forward and backward tilting handle and a gantry lifting handle, and is used for respectively controlling each action of the gantry, pushing the fork moving handle upwards to realize the furling action of the fork 47, and pulling the fork 47 downwards to realize the unfolding action of the fork; the forward and backward tilting handles of the door frame are pushed upwards to realize backward tilting of the door frame, and the forward tilting of the door frame is realized by pulling down the door frame; the lifting handle of the portal frame is pushed up to realize the lifting action of the portal frame, and the lifting handle of the portal frame is pulled down to realize the descending action of the portal frame. The manipulation amplitude of the handle of the control portal frame can control the speed of each action.
(1) Lowering the gantry to the lowest point, and switching on a limit sensor;
(2) turning on a power switch of the support leg/truck mounted crane, switching a change-over switch of the support leg/truck mounted crane from a middle position to a support leg state, and automatically turning on a gantry limiting oil cylinder to realize gantry limiting;
(3) opening the automatic limiting mechanism 49 of the front/rear supporting legs, rotating the supporting legs to the extreme position leftwards/rightwards and automatically locking;
(4) the operation of the front left leg transverse switch, the front right leg transverse switch, the rear left leg transverse switch and the rear right leg transverse switch realizes the extension of the front left leg, the front right leg, the rear left leg and the rear right leg, and the operation of the front left leg lifting switch, the front right leg lifting switch, the rear left leg lifting switch and the rear right leg lifting switch realizes the lifting of the front left leg, the front right leg, the rear left leg and the rear right leg.
(5) The landing leg/truck-mounted crane change-over switch is changed from the landing leg state to the truck-mounted crane state, and at the moment, a truck-mounted crane remote controller positioned at the rear part of the carriage can be operated to realize the action of the truck-mounted crane.
(6) The 'remote controller power button' is pressed for 2 times in quick succession, and the indicator light of the remote controller turns green to indicate that the remote controller can be used normally.
(7) The unfolding action of the inner arm and the outer arm is realized by operating the inner arm folding and unfolding switch and the outer arm folding and unfolding switch; the 'telescopic arm telescopic switch' is operated to realize the extension action of the telescopic arm; the 'rotating switch of the truck-mounted crane' is operated to realize the 360-degree rotation of the truck-mounted crane; the 'lifting hook lifting switch' is operated to realize the lowering action of the lifting hook;
(8) the position relation between a lifting point and a heavy object is adjusted through a vehicle-mounted crane remote controller, and an engine 21 constant-speed cruise switch is opened before the heavy object is lifted so as to provide enough lifting force and speed; before hoisting, the 'truck-mounted crane gear switch' is adjusted from a high gear (rabbit gear) to a low gear (turtle gear), so that the stability of hoisting the heavy object is realized.
(9) And after the hoisting operation is finished, the remote controller is operated to realize the recovery action of each arm of the truck-mounted crane.
(10) After the truck-mounted crane is recovered, switching a 'supporting leg/truck-mounted crane change-over switch' from a truck-mounted crane state to a supporting leg state, operating a supporting leg lifting switch to realize the recovery actions of front left, front right, back left and back right supporting legs, and operating a supporting leg telescopic switch to realize the contraction actions of the front left, front right, back left and back right supporting legs; and opening the automatic limiting mechanism 49 at the limit position of the supporting leg, and automatically locking the inward rotation of the supporting leg.
(11) After the supporting legs are recovered, the supporting leg/truck mounted crane change-over switch is switched to a middle position from the supporting leg state, the supporting leg/truck mounted crane power switch is switched off, the gantry limiting oil cylinder automatically retracts at the moment, 5 seconds are waited, and the gantry limiting state is relieved. And pushing up a portal lifting handle to lift the portal to a proper position to complete the operation flow of the whole supporting leg and the truck-mounted crane.
The novel handling equipment has multiple functions and high integration level of all functions; adopting a hydraulic vertical transmission technology; the multifunctional self-locking device can realize multifunctional logic control and safety self-locking, is provided with a portal automatic limiting mechanism 49, ensures the stability of forking and hoisting by the arrangement of main parts and the position of the gravity center, ensures the exertion of traction force, can realize remote control during hoisting operation, ensures the safety of operation, integrates the functions of a forklift, a crane and a tractor, and reduces the vehicle model and purchase cost compared with the existing equipment with single function; the extension and the lifting of each supporting leg system 5 can be controlled independently, so that the supporting leg system can work in narrow space and on uneven road surfaces conveniently; the axle load is uniformly distributed, and the exertion of traction force, forking and hoisting capabilities is facilitated.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A novel handling apparatus, comprising:
the front side and the rear side of the bottom of the vehicle body assembly are respectively provided with a front wheel and a rear wheel at intervals in a rotating manner, and the vehicle body assembly is used for carrying out multi-angle running on the ground;
the transmission system is transversely arranged in the vehicle body assembly and is in transmission connection with a rear wheel of the vehicle body assembly for driving the rear wheel to rotate, and the braking system is fixedly arranged in the rear wheel for braking the rear wheel;
the portal system is fixedly arranged on the front side of the vehicle body assembly and is used for forking articles;
the supporting leg systems are symmetrically arranged on the front side and the rear side of the vehicle body assembly and used for extending on the front side and the rear side of the vehicle body assembly to support the vehicle body;
the vehicle-mounted hoisting system is fixedly arranged at the top of the vehicle body assembly and is used for hoisting articles by extending at the top of the vehicle body assembly;
and the traction device is fixedly arranged on the rear side of the vehicle body assembly and is used for being matched with other equipment.
2. The novel loading and unloading device as recited in claim 1, wherein the transmission system comprises an engine fixedly disposed inside the vehicle body assembly, a hydraulic transmission is fixedly disposed at one end of the engine, a rzeppa transmission shaft is hingedly disposed at the rear side of the hydraulic transmission, a steering drive axle is hingedly disposed at the rear side of the rzeppa transmission shaft, the front wheel and the rear wheel each include two wheels that are bilaterally symmetric, the left and right ends of the steering drive axle are respectively inserted into the rear wheels at the left and right sides and are respectively and fixedly connected with the rear wheels at the left and right sides, and the braking system is a brake and is fixedly disposed in the rear wheels at the left and right sides.
3. The novel loading and unloading device as recited in claim 1, wherein the gantry system comprises a vertically arranged outer gantry, a gantry lifting cylinder is fixedly arranged at the rear side of the outer gantry, an inner gantry is arranged at the inner side of the outer gantry in a liftable manner, the telescopic end of the gantry lifting cylinder is fixedly connected with the top of the inner gantry, gantry tilting cylinders are respectively hinged at the left side and the right side of the front side of the body assembly, the telescopic ends of the gantry tilting cylinders at the left side and the right side are respectively hinged with the left side and the right side of the outer gantry, a goods shelf is vertically arranged at the front side of the outer gantry, the rear side of the goods shelf is movably arranged at the inner side of the inner gantry, a vertical goods shelf is fixedly arranged at the top of the goods shelf, forks are symmetrically and extendibly arranged at the left side and the right side of the interior of the goods shelf respectively, the front side of the forks protrudes out of the front side of the, the telescopic end of the fork moving oil cylinder on the left side is fixedly connected with the fork on the right side, and the telescopic end of the fork moving oil cylinder on the right side is fixedly connected with the fork on the left side.
4. The novel loading and unloading device according to claim 3, wherein the gantry system is fixedly provided with a limiting mechanism, the limiting mechanism comprises limiting oil cylinders which are hinged to the left side and the right side of the rear side of the goods shelf, the tops of the limiting oil cylinders on the left side and the right side are vertically hinged to form limiting blocks, the left side and the right side of the outer gantry are respectively fixedly provided with limiting seats, the tops of the limiting blocks are movably arranged at the bottoms of the limiting seats, the left side and the right side of the top of the outer gantry are respectively fixedly provided with limiting sensors, the left side and the right side of the inner gantry are respectively fixedly provided with sensor collision seats, and the sensor collision seats are located right above the limiting sensors and are movably matched with the limiting sensors.
5. The novel handling equipment according to claim 3, wherein the front leg system comprises leg rotation shafts fixedly arranged on the left and right side walls of the shelf, each leg rotation shaft is rotatably provided with a leg main beam, a leg telescopic beam is telescopically arranged in the leg main beam, a leg telescopic cylinder is fixedly arranged at the bottom of the leg main beam, the movable end of the leg telescopic cylinder is fixedly connected with the leg telescopic beam, a leg lifting cylinder is fixedly arranged at the end of the leg telescopic beam departing from the leg main beam, leg expansion automatic limiting mechanisms are respectively and fixedly arranged on the left and right side walls of the shelf, leg expansion automatic limiting bases are respectively and fixedly arranged on the leg main beams on the left and right sides, the leg expansion automatic limiting bases are movably connected with the leg expansion automatic limiting mechanisms, and a leg closing automatic limiting mechanism is fixedly arranged on the left side wall of the leg main beam on the left side, the landing leg system on the rear side is the same as the landing leg system on the front side in structure, and the landing leg system on the rear side is symmetrical and fixedly arranged on the rear side of the vehicle body assembly.
6. The novel loading and unloading device as recited in claim 5, wherein the truck-mounted crane system comprises a full-circumferential rotating base fixedly arranged at the top of the rear side of the vehicle body assembly, a truck-mounted crane main arm is fixedly arranged at the top of the full-circumferential rotating base, a truck-mounted crane auxiliary arm is hinged at the top of the truck-mounted crane main arm, a truck-mounted crane main arm cylinder is hinged at the left side of the truck-mounted crane main arm, the telescopic end of the truck-mounted crane main arm cylinder is hinged with the lower part of the truck-mounted crane auxiliary arm, a truck-mounted crane folding arm is hinged at the end of the truck-mounted crane auxiliary arm far away from the truck-mounted crane main arm, a truck-mounted crane folding arm cylinder is hinged at the bottom of the truck-mounted crane auxiliary arm, the movable end of the truck-mounted crane folding arm cylinder is hinged with the right end of the truck-mounted crane folding arm, a truck-mounted crane telescopic arm is telescopically arranged in the truck-mounted crane folding arm, a truck-mounted, the telescopic end of the truck-mounted crane telescopic oil cylinder is fixedly connected with the left end of the top of the truck-mounted crane telescopic arm, and the bottom of the truck-mounted crane folding arm is fixedly provided with a winch.
7. The novel loading and unloading device as recited in claim 1, wherein the traction device comprises a traction seat vertically and fixedly arranged at the rear side of the vehicle body assembly, a pin hole is formed in the traction seat, a traction pin is inserted into the pin hole, a traction limiting device is fixedly arranged at one side of the top of the traction pin seat, and the traction limiting device is in contact with the traction pin.
8. The novel handling equipment as claimed in claim 6, further comprising a multi-functional interlock control system electrically connected to the gantry system, the leg system and the truck-mounted crane system, respectively, the multi-functional interlock control system comprising a power access point, the power access point being electrically connected to one end of a leg/truck-mounted crane power switch and one end of a KA11 relay, the line between the leg/truck-mounted crane power switch and the power access point being electrically connected to one end of a KA12 relay, the other end of the KA12 relay being electrically connected to one end of a KT1 delay relay and one end of a gantry non-limiting solenoid valve, the other end of the gantry non-limiting solenoid valve being electrically connected to the other end of the KT1 delay relay, the other end of the KA11 relay being electrically connected to one end of a gantry solenoid valve, the other end of the gantry solenoid valve being electrically connected to the other end of the KT1 delay relay, the circuit between landing leg/vehicle-mounted crane switch and the power access point is electrically connected with the one end of KA10 relay, the other end of KA10 relay and the other end electric connection of KT1 time delay relay, still electrically connected with landing leg/vehicle-mounted crane change over switch's one end on the circuit between KA12 relay and KT1 time delay relay, landing leg/vehicle-mounted crane change over switch's the other end and the one end electric connection of KA10 relay, interconnecting link and the one end electric connection of portal not spacing solenoid valve between KA10 relay and landing leg/vehicle-mounted crane change over switch, landing leg/vehicle-mounted crane change over switch's the other end is provided with the one end of vehicle-mounted crane solenoid valve and the one end of landing leg solenoid valve in parallel, the other end of vehicle-mounted crane solenoid valve and the other end of landing leg solenoid valve respectively with the other end electric connection of KT1, the utility model discloses a landing leg/vehicle-mounted hangs change over switch and landing leg solenoid valve, the one end of landing leg control system of electric connection on the connecting line between landing leg/vehicle-mounted hangs change over switch and the landing leg solenoid valve, electric connection has the one end of portal limit solenoid valve on the other end of limit sensor and KA11 relay electric connection and the connecting line between the two, the other end of portal limit solenoid valve respectively with the other end electric connection of KT1 time delay relay, electric connection has the one end of KT2 time delay relay on the connecting line between interconnecting link and the portal limit solenoid valve between limit sensor 7 and the KA11 relay, the other end of KT2 time delay relay and the other end electric connection of KT1 time delay relay, landing leg control system's the other end respectively with the other end of KT1 time delay relay and the one.
9. The novel handling device of claim 8, wherein the leg control system comprises a front left leg traverse switch, a front right leg traverse switch, a front left leg lift switch, a front right leg lift switch, a rear left leg traverse switch, a rear right leg traverse switch, a rear left leg lift switch, a rear right leg lift switch, and a rear right leg lift switch arranged in parallel, wherein one end of the front left leg traverse switch, the front right leg traverse switch, the front left leg lift switch, the front right leg lift switch, the rear left leg traverse switch, the rear right leg traverse switch, the rear left leg lift switch, and the rear right leg lift switch is electrically connected to one end of a limit sensor, respectively, and the front left leg traverse switch, the front right leg traverse switch, the front left leg lift switch, the front right leg lift switch, the rear left leg traverse switch, the rear right leg traverse switch, The other end of back left leg lifting switch, back right leg lifting switch respectively with KT1 time delay relay's the other end and the one end electric connection of the not spacing solenoid valve of portal, electric connection has the off-load valve on the connecting wire between the preceding right leg lifting switch other end and the not spacing solenoid valve one end of portal.
CN202010871276.2A 2020-08-26 2020-08-26 Novel loading and unloading equipment Active CN112010237B (en)

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