CN208561499U - The electro-hydraulic crane of swivel joint is replaced with multipath electric plug - Google Patents

The electro-hydraulic crane of swivel joint is replaced with multipath electric plug Download PDF

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Publication number
CN208561499U
CN208561499U CN201820897856.7U CN201820897856U CN208561499U CN 208561499 U CN208561499 U CN 208561499U CN 201820897856 U CN201820897856 U CN 201820897856U CN 208561499 U CN208561499 U CN 208561499U
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hydraulic
loop wheel
wheel machine
crane
power output
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CN201820897856.7U
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栾亚伦
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栾亚伦
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Abstract

A kind of electronic-hydraulic crane replacing hydraulic, electrical swivel joint with multipath electric plug, including crane walking chassis, installation revolution loop wheel machine in crane walking chassis, it turns round and generating set, loop wheel machine electric oil pump and Hydraulic jip is installed on loop wheel machine, loop wheel machine electric oil pump can drive lying on the back and stretching for Hydraulic jip, supporting leg electric oil pump, movable motor, hydraulic leg and traveling wheel are installed in crane walking chassis, supporting leg electric oil pump can drive hydraulic leg flexible, and movable motor can drive traveling wheel to walk.It does not need that hydraulic and electrical swivel joint is arranged again between its loop wheel machine and walking chassis, the failure rate of traveling-type hydraulic crane can be greatly reduced, the revolution of loop wheel machine and the elevator of boom also use motor driven, are conducive to simplify device structure, reduce crane own cost.

Description

The electro-hydraulic crane of swivel joint is replaced with multipath electric plug
Technical field
The utility model relates to a kind of walking electro-hydraulic cranes, specifically a kind of to use multipath electric plug generation For the electro-hydraulic crane of swivel joint.
Background technique
Current existing traveling-type hydraulic crane is internal combustion engine driving chassis walking, and the hydraulic oil pump of loop wheel machine is mounted on bottom On disk, hydraulic oil pump the power of chassis speed changing box obtained by power takeoff come drive the lying on the back of boom, stretch, the revolution of loop wheel machine and Elevator and chassis hydraulic leg it is flexible.Therefore need to connect hydraulic circuit between loop wheel machine and walking chassis, at the same chassis with Also need the connection of many electric wirings between loop wheel machine, however when loop wheel machine works, opposite crane chassis needed to be turned round, oil circuit and Circuit can not be directly connected to, therefore the swivel joint of oil circuit and circuit need to be arranged between loop wheel machine and walking chassis.Oil circuit returns Oil leak or permeability are always the problem that mobile hydraulic crane field is difficult to overcome at adapter, and circuit swivel joint is long-term Also the case where poor contact is easy to happen after use.
Utility model content
The purpose of the utility model is to provide a kind of electro-hydraulic crane for replacing swivel joint with multipath electric plug, it Loop wheel machine and walking chassis between do not need to be arranged again hydraulic with electrical swivel joint, traveling-type hydraulic crane can be greatly reduced Failure rate, the revolution of loop wheel machine and the elevator of boom also use motor driven, is conducive to simplify device structure, reduces crane itself Cost.
The utility model to achieve the above object, is achieved through the following technical solutions: including crane walking chassis, crane row Installation revolution loop wheel machine on chassis is walked, turns round and generating set, loop wheel machine electric oil pump and Hydraulic jip, loop wheel machine electronic oil is installed on loop wheel machine Pump can drive lying on the back and stretching for Hydraulic jip, and supporting leg electric oil pump, movable motor, hydraulic branch are installed in crane walking chassis Leg and traveling wheel, supporting leg electric oil pump can drive hydraulic leg flexible, and movable motor can drive traveling wheel to walk.Generator First power output line, the second power output line and third power output line, the first power output line are set in group Loop wheel machine electric oil pump is driven, the second power output line drives supporting leg electric oil pump, and third power output line passes through controller Movable motor is driven, the gas pedal of the control pedal and crane walking chassis that turn round loop wheel machine passes through control route and generator Group is connected with controller, control route, the second power output line and the third power output line of walking chassis gas pedal On be respectively provided with multiple-connector and adaptor, when multiple-connector and adaptor separate, the control line of walking chassis gas pedal Road, the second power output line and third power output line disconnect, and when multiple-connector and adaptor plug together, throttle is stepped on Control route, the second power output line and the third power output line of plate are both turned on.It is also equipped with and hangs on revolution loop wheel machine Machine revolution driving motor and elevator motor, loop wheel machine revolution driving motor can drive revolution loop wheel machine horizontal in crane walking chassis Revolution, elevator motor can wirerope on folding and unfolding Hydraulic jip, loop wheel machine revolution driving motor and elevator motor are in the first electricity It works under the driving of power outlet line.Generating set is connect by charging circuit with battery, the outlet line and liquid of battery Pressure boom is connected with the control solenoid valve of hydraulic leg.Outer source interface of powering is set on the outlet line of battery.Generating set Upper setting is outer for output circuit.
It hydraulic is connect with electrical revolution utility model has the advantages that not needing to be arranged again between loop wheel machine and walking chassis Head, can be greatly reduced the manufacturing cost and failure rate of traveling-type hydraulic crane, and the revolution of boom and elevator are all made of motor drive It is dynamic, be conducive to simplify device structure, reduce crane own cost etc..
Detailed description of the invention
Fig. 1 is the utility model structure diagram;
Fig. 2 is the electronic schematic diagram of the utility model.
Specific embodiment
The electro-hydraulic crane described in the utility model that swivel joint is replaced with multipath electric plug includes crane walking Chassis 1, installation revolution loop wheel machine 2 in crane walking chassis 1, it is characterised in that: generating set 3, loop wheel machine electricity are installed on revolution loop wheel machine 2 Dynamic oil pump 4 and Hydraulic jip 7, loop wheel machine electric oil pump 4 can drive lying on the back and stretching for Hydraulic jip 7, in crane walking chassis 1 Installation supporting leg electric oil pump 8, movable motor 9, hydraulic leg 10 and traveling wheel 11, supporting leg electric oil pump 8 can drive hydraulic branch Leg 10 is flexible, and movable motor 9 can drive traveling wheel 11 to walk, and the first power output line 12, second is arranged on generating set 3 Power output line 13 and third power output line 14, the first power output line 12 drive loop wheel machine electric oil pump 4, the second electricity Power outlet line 13 drives supporting leg electric oil pump 8, and third power output line 14 drives movable motor 9 by controller 15, returns The gas pedal 17 of the control pedal 16 of slewing crane 2 and crane walking chassis 1 by control route 18 and generating set 3 and Controller 15 connects, on the control route of gas pedal 17, the second power output line 13 and third power output line 14 Multiple-connector 19 and adaptor 20 are set, when multiple-connector 19 and adaptor 20 separate, the control route of gas pedal 17, Second power output line 13 and third power output line 14 disconnect, when multiple-connector 19 and adaptor 20 plug together, The control route of gas pedal 17, the second power output line 13 and third power output line 14 are both turned on.Crane walking When 1 driving status of chassis, multiple-connector 19 is plugged together with adaptor 20, and generating set 3 is defeated by controller 15 and third electric power Route 14 provides power to movable motor 9 out, makes movable motor 9 that traveling wheel 11 be driven to walk;When turning round 2 preparation work of loop wheel machine, Generating set 3 provides power to supporting leg electric oil pump 8 by the second power output line 13, and supporting leg electric oil pump 8 is made to drive liquid It presses supporting leg 10 to stretch, plays a supporting role to crane walking chassis 1, then hydraulic leg 10 locks, and staff inserts multichannel First 19 and adaptor 20 separate, the pitching motion of loop wheel machine is driven by generating set 3 and the first power output line 12 completely at this time Dynamic, the hydraulic system turned round between loop wheel machine 2 and crane walking chassis 1 is fully disconnected with electrical system, and the operation of loop wheel machine will not be by To any interference of chassis oil circuit and circuit.The utility model is respectively provided on revolution loop wheel machine 2 and crane walking chassis 1 Independent electric hydraulic oil pump makes to be not required to setting hydraulic oil swivel joint, each electricity between revolution loop wheel machine 2 and crane walking chassis 1 Hydrodynamic pressure oil pump provides power by generating set, turn round between loop wheel machine 2 and crane walking chassis 1 only need to by control circuit and Power supply circuit transmits electric power and control signal, and crane walking chassis 1 is not required to matched when due to the revolution work of loop wheel machine 2, It is provided with multiple-connector 19 and adaptor 20 on circuit between revolution loop wheel machine 2 and crane walking chassis 1, turns round loop wheel machine 2 Multiple-connector 19 and adaptor 20 can be separated when work, make the circuit turned round between loop wheel machine 2 and crane walking chassis 1 will not Loop wheel machine operation is had an impact.The utility model directly controls turning for generating set 3 by the control pedal 16 of revolution loop wheel machine 2 Speed, to control the speed of loop wheel machine operation;The gas pedal 17 of crane walking chassis 1 passes through multiple-connector 19, adaptor 20 It is connect with control route 18 with controller 15 and generating set 3, so that controlling movable motor 9 makes crane walking bottom according to load Disk variable speed traveling.It is a plurality of types of that quick connector, screwed union etc. can be used in the multiple-connector 19 and adaptor 20 Electrical connector.
The elevator function of wirerope can be by electronic in the revolution of revolution loop wheel machine 2 described in the utility model and Hydraulic jip 7 The hydraulic motor or motor of oil pump driving realize, wherein the control section structure of motor is relatively easy, own cost more It is low, therefore the elevator function of wirerope in the revolution and Hydraulic jip 7 of turning round loop wheel machine 2 is preferably used motor by the utility model It realizes, structure are as follows: loop wheel machine revolution driving motor 5 and elevator motor 6, loop wheel machine revolution driving electricity are also equipped on revolution loop wheel machine 2 Machine 5 can drive the revolution horizontal rotation in crane walking chassis 1 of loop wheel machine 2, and elevator motor 6 can be on folding and unfolding Hydraulic jip 7 Wirerope, loop wheel machine revolution driving motor 5 and elevator motor 6 work under the driving of the first power output line 12.
The drive of movable motor 9 described in the utility model, loop wheel machine revolution driving motor 5, elevator motor 6 and each electric oil pump AC brushless electric machine, AC magnetoelectric machine, AC synchronous variable-frequency motor, AC induction motor, direct current can be used in dynamic motor A plurality of types of motors such as machine.
The electric power that generating set 3 described in the utility model issues equally can the battery 22 to crane charge, hang The battery 22 of vehicle is for providing the electric power of full vehicle control panel, control solenoid valve including hydraulic system etc., structure are as follows: hair Motor group 3 is connect by charging circuit 21 with battery 22, the outlet line 23 and Hydraulic jip 7 and hydraulic branch of battery 22 The control solenoid valve of leg 10 connects.The hydraulic system of certain Hydraulic jip 7 and hydraulic leg 10 described in the utility model can also adopt It is manually controlled with the mode of manual allocation valve.
The utility model, can be in the outlet line of battery in order to provide electric power to the optional equipment temporarily loaded on crane Outer source interface 24 of powering is set on 23, and outer power supply source interface 24 can provide external direct current.
The utility model, can be in the generator in order to power to other equipment such as air compressor, electric welding machine, water pumper Setting is outer for output circuit 25 in group 3.It is outer can be provided for output circuit 25 for other equipment it is outer for alternating current.

Claims (5)

1. replacing the electro-hydraulic crane of swivel joint with multipath electric plug, including crane walking chassis (1), crane walking bottom Installation revolution loop wheel machine (2) on disk (1), it is characterised in that: generating set (3), loop wheel machine electric oil pump are installed in revolution loop wheel machine (2) (4) and Hydraulic jip (7), loop wheel machine electric oil pump (4) can drive lying on the back and stretching for Hydraulic jip (7), crane walking chassis (1) supporting leg electric oil pump (8), movable motor (9), hydraulic leg (10) and traveling wheel (11), supporting leg electric oil pump (8) are installed on Hydraulic leg (10) can be driven flexible, movable motor (9) can drive traveling wheel (11) to walk, and generating set is arranged on (3) First power output line (12), the second power output line (13) and third power output line (14), the output of the first electric power Route (12) drives loop wheel machine electric oil pump (4), and the second power output line (13) drives supporting leg electric oil pump (8), third electric power Outlet line (14) turns round control pedal (16) and the crane walking of loop wheel machine (2) by controller (15) driving movable motor (9) The gas pedal (17) on chassis (1) is connect by controlling route (18) with generating set (3) and controller (15), gas pedal (17) multiple-connector (19) are respectively provided on control route, the second power output line (13) and third power output line (14) With adaptor (20), when multiple-connector (19) and adaptor (20) separate, the control route of gas pedal (17), the second electricity Power outlet line (13) and third power output line (14) disconnect, and multiple-connector (19) and adaptor (20) plug together When, control route, the second power output line (13) and the third power output line (14) of gas pedal (17) are both turned on.
2. the electro-hydraulic crane according to claim 1 for replacing swivel joint with multipath electric plug, it is characterised in that: It is also equipped with loop wheel machine revolution driving motor (5) and elevator motor (6) in revolution loop wheel machine (2), loop wheel machine revolution driving motor (5) can Driving revolution loop wheel machine (2) horizontal rotation on crane walking chassis (1), elevator motor (6) can be on folding and unfolding Hydraulic jip (7) Wirerope, loop wheel machine revolution driving motor (5) and elevator motor (6) work under the driving of the first power output line (12).
3. the electro-hydraulic crane according to claim 1 for replacing swivel joint with multipath electric plug, it is characterised in that: Generating set (3) is connect by charging circuit (21) with battery (22), the outlet line (23) and hydraulic crane of battery (22) Arm (7) is connected with the control solenoid valve of hydraulic leg (10).
4. the electro-hydraulic crane according to claim 3 for replacing swivel joint with multipath electric plug, it is characterised in that: Outer power supply source interface (24) is set on the outlet line (23) of the battery.
5. the electro-hydraulic crane according to claim 1 for replacing swivel joint with multipath electric plug, it is characterised in that: It is arranged on the generating set (3) outer for output circuit (25).
CN201820897856.7U 2018-06-11 2018-06-11 The electro-hydraulic crane of swivel joint is replaced with multipath electric plug Active CN208561499U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820897856.7U CN208561499U (en) 2018-06-11 2018-06-11 The electro-hydraulic crane of swivel joint is replaced with multipath electric plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820897856.7U CN208561499U (en) 2018-06-11 2018-06-11 The electro-hydraulic crane of swivel joint is replaced with multipath electric plug

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CN208561499U true CN208561499U (en) 2019-03-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110980564A (en) * 2019-12-31 2020-04-10 三一汽车起重机械有限公司 Cylinder arm pin fault emergency recovery device and hoisting equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110980564A (en) * 2019-12-31 2020-04-10 三一汽车起重机械有限公司 Cylinder arm pin fault emergency recovery device and hoisting equipment
CN110980564B (en) * 2019-12-31 2022-04-15 三一汽车起重机械有限公司 Cylinder arm pin fault emergency recovery device and hoisting equipment

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