Background technique
Electric pallet truck is a kind of common logistics handling machinery, such as our company in the patent Shen of application in 2014
It please number be CN 201410231596.6, the patent of invention that the applying date is on May 29th, 2014, a kind of carrier, including vehicle
Pallet fork that frame is connected with the vehicle frame, driven wheel, accumulator plant, operation handle, the hydraulic power unit being mounted on the pallet fork
The top cover that system is fixedly connected with the vehicle frame;And the driving wheel apparatus for driving the carrier walking;It is described hydraulic
Pumping station system includes driving mechanism and the pump housing with pump case, and the pump housing upper end is fixedly connected with the top cover, lower end and institute
Driving wheel apparatus connection is stated, the pump case is equipped with the handle mounting portion connected with the operation handle, and the pump housing can be in institute
State and jack the top cover under the driving of driving mechanism, and the pump housing can the operation handle control under unpowered decline institute
State top cover;The driving mechanism is located at the opposite with the pump housing of the handle mounting portion and the side far from the pallet fork.
For another example number of patent application CN201510281922.9, the Chinese invention patent on 28 days Mays 2015 applying date disclose
A kind of electrocar, including fuselage, and the electrical system being arranged in fuselage, and the driving that is connected with fuselage are total
At, and the operation handle being connected with drive assembly control;The fuselage includes body, and the goods of body rear end is arranged in
Fork, and the driven wheel group of pallet fork lower end is set, and the connecting rod ASSY for being located in driven wheel group on body;It is described
In front fuselage, drive assembly and body are laterally fixed for drive assembly setting, longitudinal sliding motion connection, between drive assembly and body
It is additionally provided with hydraulic system;The driven wheel group is hinged on connecting rod ASSY, and the front end of connecting rod ASSY is hinged in drive assembly,
When hydraulic system driving fuselage is with respect to drive assembly vertical adjustment, connecting rod ASSY is flipped up along hinged place, driven wheel group edge
Hinged place rotation;The electrocar is structurally reasonable, stablizes, and pallet fork reasonable stress, hydraulic system is hardly damaged.
But existing electrocar is working after a period of time, and fault often occurs, by checking
It is damaged it was found that being to provide the cable connected between the battery of electric energy and electric elements, causing entire carrier can not
It works normally.
Summary of the invention
The object of the present invention is to provide in view of the deficiencies of the prior art, providing, a kind of electric pallet truck control is total
At and electrocar, can be in place of overcome the deficiencies in the prior art, structure is simple, easy to make, avoids because of electricity
Cable damage and caused by carrier leads to the problem of failure, ensure that carrier is normal, efficiently works.
In order to solve the above-mentioned technical problem, technical scheme is as follows:Electric pallet truck controls assembly, including
Hydraulicefficiency elevation structure with the pump housing is fixedly connected with the pump housing and is located at below the pump housing and has driving wheel and driving
The driving wheel apparatus of reduction gearbox is taken turns, the driving wheel is rotatablely connected the driving wheel reduction gearbox, and the driving wheel reduction gearbox is fixed
The pump housing is connected, further includes the power battery for being relatively fixed to the pump housing and being set to above the driving wheel reduction gearbox.
Preferably, further including hinged with the pump housing and being provided with the control handle of control operating member.
Applicant's discovery after research, experiment and analysis repeatedly, the reason for causing connecting cable failure such
Be because, the power battery of electrocar is all arranged on vehicle frame, by power battery be driving wheel apparatus and remaining
Electric elements provide electric energy, and power battery be by the electric elements such as connecting cable and the driving wheel apparatus for needing power supply into
Row connection, it is well known that driving wheel apparatus is desirable in the process of work in order to control the direction of travel of entire carrier
It is continuous to be turned to by rotation control handle to carry out direction adjustment, driving wheel device is allowed in this way relative to vehicle frame
It constantly rotates, in turn results in the continuous winding between carrier of connecting cable, rub, pull, ultimately cause connection
The power battery for being used to provide electric energy is arranged in electricity for this purpose, applicant has developed the technical solution of the application for the damage of cable
It integrates, is greatly reduced with hydraulicefficiency elevation structure, driving wheel apparatus etc. in dynamic tray truck dynamic Control assembly
Connecting cable winding, the phenomenon that rubbing and pullling, ensure that the work of entire carrier normally and efficiently;In order to further
The phenomenon that reducing even to be fully solved drives wheel apparatus when turning to, and connecting cable winds, rubs and pull, applicant
Further application scheme is optimized, makes power battery and the pump housing relatively fixed, so that power battery and the pump housing carry out
It is synchronous to turn to, that is to say, that in driving wheel apparatus(Because driving wheel reduction gearbox is fixedly connected with the pump housing, when control handle exists
When steering, control handle drives pump housing rotation, and then drives driving wheel apparatus rotation.)When steering, move
Power battery also and then turns to simultaneously, is also relatively-stationary between such power battery and driving wheel apparatus, and drive battery
Positioned at the top of driving wheel reduction gearbox, when driving wheel apparatus to turn to, connecting cable just without relative motion, does not just have yet
There is the winding for causing connecting cable to damage, rub and pull problem.
Preferably, further including the control electrical appliance module for being relatively fixed to the pump housing setting.
In the carrier course of work, need to carry out various controls, such as driving, the steering, manipulator of driving wheel apparatus
The control etc. of handle, just needs to control electrical appliance module this when, and control electrical appliance module has PLC controller, various switches etc.;
Further, in order to avoid the damage of cable, control electrical appliance module is also fixedly connected with the pump housing by we, when the pump housing rotates
It waits, controls electrical appliance module and the pump housing rotates together, because power battery is to fix connection relatively with the pump housing, control electricity
Between device module and power battery and relatively-stationary, when power battery rotation, control electrical appliance module is also rotation
, relative displacement, the connecting cable between power battery and control module will not be generated between power battery and control module
Problem is wound, rubs and pullled with regard to no.Ensure that control electrical appliance module in this way, power battery, drive wheel apparatus and its
He becomes fixed relation by electrical appliance module, to solve cable problem;Certainly, control handle control operating member is made in handle
When swinging up and down, and control electrical appliance module, driving wheel apparatus still have the relative motion of up and down direction, but due to without rotation phase
To movement, relative motion amplitude is also greatly reduced;And control line compares delicate, and itself is hardly damaged.
Preferably, installation structure for power battery is fixedly installed in the relatively described pump housing above the driving wheel reduction gearbox,
There is the power battery at least one to be removably mounted to the power battery unit on the installation structure for power battery.
Battery fastening structure enables power battery to be preferably fixedly connected with the pump housing, is also convenient for the peace of power battery
Dress, battery fastening structure have battery mounting plate or battery installing rack, have between power battery and battery fastening structure detachable
Ground connection type, such as grafting or fixation and cable connection etc..
It is located at left and right sides of the pump housing and is installed with the power battery preferably, the power battery includes two
The power battery unit of the pluggable connection of structure, the grip structure that the power battery unit has convenient for plug.
Power battery unit can be battery or other well known power supplys, grip structure are easy for power battery unit
Plug, the general structure with handle or similar handle;Power battery unit generally has socket structure and corresponding plug
Structure cooperation.
Preferably, the control electrical appliance module setting is fixed on the pump housing or the installation structure for power battery.
Preferably, the hydraulicefficiency elevation structure is hand-hydraulic elevating mechanism.
Preferably, the hydraulicefficiency elevation structure is electro-hydraulic elevator structure.
As the mode that can choose, hydraulicefficiency elevation structure can be hand-hydraulic lifting device, be also possible to electronic liquid
Press lifting device.
Preferably, the control electrical appliance module is located at the connection on the pump housing with the control handle and the pump housing
The other side of point side.
In this way, control electrical appliance module after installing, relative to the tie point of control handle and the pump housing, is located at hydraulic
The other side of the jacking piston rod of elevating mechanism, the tie point far from control handle and the pump housing operate control hand convenient for operator
Handle is also beneficial to the protection to control electrical appliance module.
Electrocar, it is total including vehicle frame mechanism and the electric pallet truck connected with the vehicle frame mechanism control
At the vehicle frame mechanism includes that two pallet forks, the carrying roller being located on described two pallet forks, top cover, one end and the top cover connect
It connects and the vehicle frame backrest that the other end is connected with described two pallet forks and the carrying roller link mechanism connected with described two pallet forks,
The electric pallet truck dynamic Control assembly is the electric pallet truck power control of the structure as described in above-mentioned technical proposal
Assembly processed.
Preferably, only having simple machine between the vehicle frame mechanism and the electric pallet truck dynamic Control assembly
Tool connection relationship.
By above-mentioned setting, so that all electric elements and connecting cable are all located at electric pallet truck dynamic Control
At assembly, there is no any cable to be attached between vehicle frame mechanism and electric pallet truck power, such setting, not only just
In transport;Moreover, also helping, client can independently be the all-electric of different dynamic parameter according to different requirements, or half is electronic
Dynamic Control assembly configures the vehicle frame mechanism of different specification size, expands the application range of product, improves the market competitiveness.
Preferably, the vehicle frame mechanism and the electric pallet truck dynamic Control assembly are detachably connected.
Entire electrocar is the structure being detachably connected using seperated two parts, so that entire carrier
Two parts can be disassembled into and carry out packed and transported(Or control handle is individually dismantled and forms three part packed and transporteds),
It occupies little space, transports and carry and the assembly of customers' place is quite convenient to.
The driving battery is allowed to rotate required vehicle frame space without being blocked preferably, the vehicle frame backrest has.
It is all around a rotation center, this rotation center is exactly when driving battery rotation and the pump housing to rotate
The central axis of jacking piston rod in hydraulicefficiency elevation structure, jacking piston rod are located in the pump housing of hydraulicefficiency elevation structure, are used for
Pallet fork is jacked, jacking piston rod is otherwise known as big piston rod.
Preferably, the electrocar is half electrocar or electric transport vehicle.
Half electrocar(It is corresponding to use hand-hydraulic elevating mechanism)Rising need to control handle repeatedly to hydraulic
The small piston rod of elevating mechanism is pushed, so that the jacking piston rod of hydraulicefficiency elevation structure rises, so that pallet fork rises,
And electric transport vehicle(It is corresponding to use electro-hydraulic elevator structure)The pushing repeatedly using control handle is not needed then, is passed through
The jacking piston rod that electric pump station can be realized as hydraulicefficiency elevation structure rises;Half electrocar and electric transport vehicle are all
By drive wheel walking.
The beneficial effects of the invention are that:Structure is simple, easy to make, avoid because cable bad and caused by carrier
Failure is led to the problem of, ensure that carrier is normal, efficiently works.
Embodiment is shown in that 1,2,3 electric pallet truck of attached drawing controls assembly, including with the pump housing 101 and is located at the pump housing 101
The hydraulicefficiency elevation structure 1 and the pump housing 101 of middle jacking piston rod connect and have driving wheel 201 and driving wheel reduction gearbox 202
Driving wheel apparatus 2 and the connection of the pump housing 101 for control control handle 3 that the driving wheel reduction gearbox 202 rotates and
Electrical appliance module 4 is controlled, driving wheel apparatus 2 is integrally located at the lower section of the pump housing 101;Control handle 3 can control the row of driving wheel 201
Walk, turn to and hydraulicefficiency elevation structure 1 in jack lifting etc. of piston rod, hydraulicefficiency elevation structure 1 is hand-hydraulic elevating mechanism
Or electro-hydraulic elevator structure;Driving wheel apparatus 2, hydraulicefficiency elevation structure 1 is all the prior art, and this will not be detailed here, driving wheel
201 are rotatably connected on driving wheel reduction gearbox 202, and driving wheel reduction gearbox 202 is fixedly connected with the pump housing 101, and is located at the pump housing
101 lower section, driving wheel apparatus 2 have the connecting flange 203 being fixedly connected with driving wheel reduction gearbox 202 and connecting flange solid
Surely the blind flange connected(It is not shown in drawing), blind flange is fixedly connected with the pump housing 101, also sets up outside connecting flange
There is wheel carrier bearing block 204, is equipped with the bearing cooperated with connecting flange 203 in wheel carrier bearing block 204(It is not shown in drawing), together
When, wheel carrier bearing block 204 is equipped with left and right wheel carrier 205,206, is respectively equipped with left and right stabilizer 207,208 on left and right wheel carrier;
In addition, electric pallet truck control assembly further includes being relatively fixed to the pump housing 101 and being set to the driving wheel deceleration
The power battery 5 of 202 top of case, power battery 5 can provide electric energy for driving wheel 201;For the ease of the peace of power battery 5
Dress, we devise the installation structure for power battery 6 for installing the power battery 5;The power battery 5 is removably pacified
Loaded on the installation structure for power battery 6, quantity is at least 1, and in the present embodiment, power battery element number is two
It is a, the left and right sides of the pump housing 101, the grip structure that the power battery unit has convenient for plug are symmetrically set;It grasps
Structure is handle or handle or knob, convenient for the plug of power battery unit;Installation structure for power battery 6 is located at the driving wheel
202 top of reduction gearbox and the relatively described fixed setting of the pump housing 101, installation structure for power battery 6 is with battery mounting plate or battery
Mounting rack, 5 grafting of power battery or cable connection installation structure for power battery 6;Preferred connection type is grafting;In this implementation
In mode, installation structure for power battery 6 is fixedly connected with the pump housing 101, and installation structure for power battery 6 passes through screw or bolt
It is fixed on the pump housing 101, in this way, when the control handle 3 hinged with the pump housing 101 drives the pump housing 101 to rotate, power battery
Mounting structure 6 can follow the pump housing 101 to rotate together, because the pump housing 101 is to drive driving wheel reduction gearbox 202 to rotate and then realize to drive
What driving wheel 201 turned to, so, this when power battery 5 and driving wheel 201 between there is no relative displacement, power battery peace
Assembling structure 6 is using aluminium alloy or steel plate or cast iron, it is preferred to employ aluminium alloy directly casts out and;In general, power battery
Rotational angle be ± 90 °.
Electrical appliance module 4 is controlled, the control electrical appliance module 4 is fixedly connected with the pump housing 101 or battery fastening structure, and
It is protected by electric appliance shield 13;Further, control electrical appliance module 4 is located on the pump housing 101 and the control handle 3
With the other side of the side where the tie point of the pump housing 101, that is to say, that the connection of control handle 3 and the pump housing 101
Point and control electrical appliance module 4 are located at the two sides of the jacking piston rod of hydraulicefficiency elevation structure 1, such mounting means, so that control
Electrical appliance module 4 will not influence operator couple also far away from operator far from the tie point of the pump housing 101 and the control handle 3
The operation of carrier also avoids control electrical appliance module 4 as far as possible and is damaged.
Electrocar, it is total including vehicle frame mechanism and the electric pallet truck connected with the vehicle frame mechanism control
At the vehicle frame mechanism includes two pallet forks 8, the carrying roller 9 being located on described two pallet forks 8, top cover 10, one end and the top
The vehicle frame 11 and connect with the carrying roller of described two pallet forks 8 connection that the connection of lid 10 and the other end and described two pallet forks 8 connect
Linkage 12, carrying roller link mechanism 12 includes rotary shaft, fixed two on the rotary shaft crank arm and and two hinges of cranking arm
The carrying roller that connects pushes sliding panel, and two are cranked arm one end and two carrying rollers push slide plates hinged, the other end and left and right wheel carrier hinge
It connects, jacking piston rod and top cover 10 connection of hydraulicefficiency elevation structure 1, in this electrocar, power battery is arranged in electricity
In dynamic tray truck control assembly, rather than it is arranged in vehicle frame mechanism;Electrocar is for half electrocar or entirely
Electrocar, the rising of half electrocar needs handle to push progress repeatedly, and electric transport vehicle does not need then.
Further, only has simple machine between the vehicle frame mechanism and the electric pallet truck dynamic Control assembly
Tool connection relationship;That is, there is no cable connection between vehicle frame mechanism and the electric pallet truck dynamic Control assembly,
The electric elements such as all sensors are all disposed on electric pallet truck dynamic Control assembly;And for the ease of transport, institute
It states vehicle frame mechanism and electric pallet truck control assembly is made of separable assembled, and be dismountable connection knot
Structure.
The vehicle frame 11 has a normally vehicle frame space 14 needed for rotation of the power battery 5, power battery 5 rotate when
It waits, is to be rotated around the central axis for jacking piston rod, vehicle frame space 14 guarantees that the power battery 5 encloses without being blocked
Around at least ± 90 ° of center axis thereof of the jacking piston rod.
Vehicle frame space 14 can be such as the cavity in present embodiment;It is also possible to the space of open type, this depends on vehicle
The structure of frame, if vehicle frame uses frame structure, vehicle frame space 14 is exactly the space of open type.
Described above is only explanation of the invention, so that those of ordinary skill in the art's can completely implements we
Case, but be not limitation of the present invention, those skilled in the art can according to need after reading this specification to this reality
The modification that example makes not creative contribution is applied, these are all without creative modification.But as long as in right of the invention
All by the protection of Patent Law in claimed range.