CN209257957U - Transport vehicle hydraulic system and transport vehicle - Google Patents
Transport vehicle hydraulic system and transport vehicle Download PDFInfo
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- CN209257957U CN209257957U CN201821454789.8U CN201821454789U CN209257957U CN 209257957 U CN209257957 U CN 209257957U CN 201821454789 U CN201821454789 U CN 201821454789U CN 209257957 U CN209257957 U CN 209257957U
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Abstract
This application discloses a kind of transport vehicle hydraulic systems, including the jack-up system for being used to overturn rollover stand and the translation system for translating sliding rack, the translation system includes translation oil cylinder, the translation oil cylinder is arranged between the sliding rack and rollover stand being slidably connected with rollover stand, and the reduction of translation oil cylinder drives sliding rack that can slide along rollover stand.Through the above technical solutions, vehicle frame can be made to be provided simultaneously with overturning and translation functions, and then when loading or unloading box-type container, vehicle frame can be with ground face contact, further, by installing drawing system on sliding rack, the horizontal load and offloading functions of box-type container may be implemented.
Description
Technical field
This application involves transport vehicle field more particularly to a kind of transport vehicle hydraulic systems.
Background technique
Currently, more and more containers and specific vehicle carried container are applied in the transport of cargo or rubbish, such as
A kind of vehicle carried container for liquid transporting is disclosed in the Chinese utility model specification that Authorization Notice No. is CN2671994Y,
Authorization Notice No. is that the Chinese utility model patent of 201437456U discloses a kind of tank type container for transferring rubbish, Granted publication
Number a kind of Universal container for garbage transportation is disclosed for the Chinese utility model patent of 201580737U, these are vehicle-mounted box
What the loading of container was realized usually by way of lifting, thus it is very constant.
Authorization Notice No. is attacked for the Chinese utility model patent of CN201021173Y has carried out a kind of vehicle carried container handling steel
Silk traction mechanism, the steel wire traction mechanism are realized pair by the way that steel wire traction rope and two-way cylinder are arranged on rollover stand
The overturning and drawing of box-type container, and then loading and the unloading of vertical box-type container are realized, but in the process for loading and unloading
In, the rear end of vehicle frame cannot easily lead to box-type container and fall or damage in loading or uninstall process with ground face contact.And
Above scheme can not achieve the load function of horizontal positioned box-type container.
There is a large amount of document to disclose the vehicle frame of overturning or the hydraulic system of dumper, for example, application No. is
The utility application of CN201711107738.8 discloses a kind of dual-purpose hydraulic system for dumper, and the system is logical
The lifting for crossing hydraulic cylinder realizes the overturning of tipping bucket, and the Chinese utility model patent that Authorization Notice No. is CN203228688U is public
A kind of off-highway quarry tipper lifting hydraulic system of novel large-tonnage is opened, which also achieves rollover stand or tipping bucket
Lifting, that is, overturn, but these hydraulic systems can only realize overturning, can not achieve the movement of vehicle frame.
Utility model content
In view of current transport vehicle hydraulic system above shortcomings, the application provides a kind of transport vehicle hydraulic system, energy
Vehicle frame is enough set to be provided simultaneously with overturning and translation functions, and then when loading or unloading box-type container, vehicle frame can connect with ground
Touching.
In order to achieve the above objectives, embodiments herein adopts the following technical scheme that
Vehicle hydraulic system is transported, including the jack-up system for being used to overturn rollover stand and the translation system for translating sliding rack
System, the translation system includes translation oil cylinder, and the sliding rack being slidably connected with rollover stand and overturning is arranged in the translation oil cylinder
Between frame, the reduction of translation oil cylinder drives sliding rack that can slide along rollover stand.One has been added on rollover stand slidably
Sliding rack, one end of the translation oil cylinder connect with rollover stand, and the other end is connect with sliding rack, and the reduction of translation oil cylinder drives
Sliding rack is slided along rollover stand, makes to transport the function that vehicle carriage is provided simultaneously with overturning and translation, translation herein refers to sliding
Frame is moved in parallel along rollover stand, and object of reference is rollover stand.In the process that the box-type container being disposed vertically is loaded or unloaded
In, according to the height of the angle of rollover stand overturning and automobile frame, sliding rack slides backward adaptable distance, can be with ground
Contact contacts box cabinet body all with sliding rack always during vertical transhipment, improves box cabinet body in transport process
In stability and safety.
Preferably, the transport vehicle hydraulic system further includes the drawing system for pulling box-type container, the drawing system
System includes drawing motor, and the drawing motor is arranged in the front end of sliding rack, slides for pulling box-type container along sliding rack
Jack-up system makes rollover stand overturn certain angle, such as 30 degree, and translation system makes sliding rack slide backward one end distance, makes to slide
The rear end and ground of moving frame are wanted to contact, and sliding rack is in contact with the head end box angle of box-type container, and drawing motor and box-type container join
Dynamic connection, drawing box-type container is transferred on sliding rack from ground, or is transferred on ground from sliding rack, and realizing will be horizontal
The function that the box-type container of placement is loaded and unloads.
Preferably, the translation system further includes translation reversal valve, translates in-line and translate out oil circuit, and the translation is changed
It include A oil inlet, B oil outlet, C oil inlet and D oil outlet to valve, the A oil inlet is connected to hydraulic pump, the B oil outlet
Be connected to by translation in-line with the oil inlet of translation oil cylinder, the oil outlet of the translation oil cylinder by translate vent line and C into
The connection of hydraulic fluid port, institute's D oil outlet are connected to fuel tank.The fuel tank, hydraulic pump, A oil inlet, B oil outlet peace are moved into oil circuit group
At the oil inlet access of translation oil cylinder, the translation vent line, C oil inlet, D oil outlet and fuel tank constitute going out for translation oil cylinder
Oil circuit, the translation reversal valve use three-position four-way valve, realize translation oil cylinder and rise function that is long, shortening and keep reduction state
Can, the translation oil cylinder can be piston cylinder or plunger case, can be with straight reciprocating motion, thrust output and speed.
Preferably, the translation system further includes the first balanced valve, and first balanced valve is arranged on translation vent line,
For guaranteeing safety of the sliding rack in translation motion, prevents the oil pipe burst in translation motion and damage oil cylinder.
Preferably, the translation in-line is equipped with throttle valve, for adjusting the translational velocity of translation oil cylinder.
Preferably, the translation system further includes front end travel switch and rear end travel switch, the front end travel switch
The front end of rollover stand is set, and the rear end of sliding rack, the front end travel switch and rear end is arranged in the rear end travel switch
Travel switch is connected with the control system of transport vehicle, and front end travel switch is used to monitor the distance of sliding rack forward movement, when
Sliding rack can issue front end stroke signal when moving to the critical distance of front end, execute the control system of transport vehicle corresponding dynamic
Make, for example, stopping the rod chamber fuel feeding etc. to translation oil cylinder；Rear end travel switch is used to monitor the rear end and ground of movable valence
That is, when being contacted with ground distance, can issue rear end stroke signal, make transport vehicle when sliding rack moves to the critical distance of rear end
Control system execute corresponding movement, for example, stopping closing the stroke of sliding rack the rodless cavity fuel feeding etc. of translation oil cylinder
In suitable range, prevents the improper reduction of translation oil cylinder and lead to the damage of sliding rack and Shift cylinder.
Preferably, the drawing system further includes that drawing reversal valve, drawing in-line and drawing vent line, the drawing are changed
It include E oil inlet, F oil outlet, G oil inlet and H oil outlet to valve, the E oil inlet is connected to hydraulic pump, the F oil outlet
Mouth is connected to by drawing in-line with the oil inlet for pulling motor, and the oil outlet of the drawing motor passes through drawing vent line and G
Oil inlet connection, the H oil outlet are connected to fuel tank, and the fuel tank, hydraulic pump include E oil inlet, F oil outlet, drawing oil inlet
Road constitutes the oil inlet access of drawing oil cylinder, and the drawing vent line, G oil inlet, H oil outlet and fuel tank constitute drawing oil
The fuel-displaced access of cylinder, the drawing oil cylinder are oscillating oil cylinder, realize pendulum motion, output torque and angular speed, the drawing are changed
It is three-position four-way valve to valve, realizes the function that drawing oil cylinder runs well, inverts and keep rotary state.
Preferably, the drawing motor is set as two, and the quality of box-type container is big, and two drawing motors, which are arranged, to be made to pull
Power it is more preferable.
Preferably, the drawing motor in parallel or in series, keeps the effect of drawing more preferable.
Preferably, the jack-up system includes jacking cylinder, the jacking cylinder be arranged in the hinged chassis in rear end and
Between rollover stand, rotate rollover stand around articulated shaft, jacking cylinder jacks rollover stand, realizes rollover stand around the articulated shaft
Overturning.
Preferably, the jack-up system further includes pull back motor and bandage of pulling back, and the bandage of pulling back is arranged in rollover stand
Between chassis, rollover stand, the motor of pulling back can be held from the opposite direction of overturning during rollover stand is overturn
The lower part of chassis is set and is connected with bandage of pulling back, for box-type container during overturning, jacking cylinder overcomes gravity
Jacking rollover stand upwards, until a critical point, i.e., during overturning, box-type container suddenly becomes zero to the pressure of rollover stand
Position, gravity can be removed from rollover stand, and the sliding rack being fixedly connected with box-type container and rollover stand is driven to turn over pendant backward, be returned
The pulling force that bandage is opposite with reverses direction in the lower offer of the power for motor offer of pulling back is drawn, prevents box-type container from turning over pendant backward,
The stability in transport process is improved, the motor of pulling back is oscillating oil cylinder, realizes pendulum motion, output torque and angular speed.
Preferably, the jacking cylinder is single loop hydraulic cylinder or double loop hydraulic oil cylinder, the type of jacking cylinder
It can be selected according to the requirement of the scene and production that use, single loop hydraulic cylinder refers to only one hydraulic fluid port, can
Oil inlet, hydraulic cylinder that also can be fuel-displaced, double loop hydraulic oil cylinder refer to while having the hydraulic cylinder there are two hydraulic fluid port, a hydraulic fluid port
For oil inlet, another hydraulic fluid port is for fuel-displaced.
Preferably, the jack-up system further includes jacking reversal valve, overturns integrated valve block and reversal valve of pulling back, the jacking
Reversal valve includes I oil inlet, J oil outlet, K oil inlet and L oil outlet, and the overturning integrated valve block includes M oil inlet, N fuel-displaced
Mouth, O oil inlet and P oil outlet, the reversal valve of pulling back include R oil inlet, S oil outlet, T oil inlet and U oil outlet, the I
Oil inlet is connected to hydraulic pump, and the J oil outlet is connected to M oil inlet, the fuel-displaced hydraulic fluid port and R oil inlet with multi-stage oil cylinder of the N
Mouth is connected to, and the S oil outlet is connected to the oil inlet for motor of pulling back, and the T oil inlet is connected to the oil outlet for motor of pulling back,
The U oil outlet is connected to O oil inlet, and the P oil outlet is connected to K oil inlet, and the L oil outlet is connected to fuel tank, works as top
When oil-lifting jar is set as single loop hydraulic cylinder, the fuel tank, hydraulic pump, I oil inlet, J oil outlet, M oil inlet, N oil outlet,
Constitute the oil inlet access of single loop hydraulic cylinder, the N oil outlet, P oil outlet, K oil inlet, L oil outlet and fuel tank composition
The fuel-displaced access of single loop hydraulic cylinder.When jacking cylinder is double loop hydraulic oil cylinder, the fuel tank, hydraulic pump, I oil inlet
Mouth, constitutes the oil inlet access of double loop hydraulic oil cylinder at J oil outlet, M oil inlet, N oil outlet, and the O oil inlet, P are fuel-displaced
Mouth, K oil inlet, L oil outlet and fuel tank constitute the fuel-displaced access of double loop hydraulic oil cylinder.The fuel tank, hydraulic pump, I oil inlet
Mouth, J oil outlet, M oil inlet, N oil outlet, R oil inlet and S oil outlet constitute the oil inlet access for motor of pulling back, the T into
Hydraulic fluid port, U oil outlet, O oil inlet, P oil outlet, K oil inlet, L oil outlet and fuel tank constitute the fuel-displaced access for motor of pulling back.Institute
Stating jacking reversal valve is three-position four-way valve, the function of realizing jacking cylinder jacking, reset and be held turned over state.It is described to pull back
Reversal valve is two position four-way valves, realizes the function of make to pull back bandage swelling and holding swelling state.
Preferably, the overturning overturning integrated valve block further includes Q oil outlet, and the Q oil outlet is connected to fuel tank.Work as jacking
When oil cylinder is single loop hydraulic cylinder, the N oil outlet, Q oil outlet and fuel tank constitute another of single loop hydraulic cylinder
Fuel-displaced access；When jacking cylinder is double loop hydraulic oil cylinder, the O oil inlet, Q oil outlet and fuel tank constitute double loop liquid
Another fuel-displaced access of compressing cylinder, the T oil inlet, U oil outlet, O oil inlet, Q oil outlet and fuel tank constitute horse of pulling back
Another fuel-displaced access reached.
Preferably, the overturning integrated valve block includes the first sequence valve, the second sequence valve, third sequence valve, the second balance
Valve integrates in-line, integrated vent line, first oil circuit, second oil circuit, third branch oil circuit and the 4th oil circuit, the collection
It is connected at one end of in-line with M oil inlet, the other end is connected to the first sequence valve, and first sequence valve and N oil outlet connect
Logical, one end of the integrated vent line is connected to N oil outlet and O oil inlet, and the other end is connected to Q oil outlet, described integrated
In-line and the second balanced valve pass through second oil by first oil communication between second balanced valve and O oil inlet
Road connection, by third branch oil communication between second balanced valve and P oil outlet, first sequence valve passes through the 4th
Branch oil circuit is connected to integrated vent line, and second sequence valve is arranged between second oil circuit and integrated vent line, and described the
Three sequence valves are arranged between third branch oil circuit and integrated vent line, and second oil circuit and the 4th oil communication work as top
When oil-lifting jar is multi-stage oil cylinder and overturning integrated valve block includes M oil inlet, N oil outlet, O oil inlet, P oil outlet and Q oil outlet,
Due to only one hydraulic fluid port of multi-stage oil cylinder, N oil outlet can oil inlet again can be with oil return, first on integrated in-line is suitable
Sequence valve makes hydraulic oil that can only flow to N oil outlet from integrated in-line, and integrated in-line cannot be flowed to from N oil outlet, works as overturning
Frame is overturn to when critical point, by opening the 6th sequence valve and the 7th sequence valve, is adjusted the oil inlet quantity for motor of pulling back, is made to pull back and tie up
Band is in swelling state always, and when being turned over postcritical, bandage of pulling back can smoothly hold rollover stand, and then hold and slide
Moving frame and the container being fixed on sliding rack, make entire jack-up system keep stable pressure, prevent box-type container from damaging vehicle frame
Or it is born, second balanced valve is used to improve the security performance of jack-up system, prevents during rollover stand resets, oil
Road pipeline burst and so that jacking cylinder, rollover stand etc. is fallen under the gravity of box-type container.
Preferably, the reversal valve of pulling back, can be with the control on transport vehicle for solenoid directional control valve or air operated reversing valve
System connection, realizes automation control.
Preferably, the jack-up system further includes vertical travel switch and critical point travel switch, and the vertical stroke is opened
It closes and is arranged on the articulated shaft, the critical point travel switch is arranged on rollover stand, the vertical travel switch and critical
Point travel switch is connected with the control system of transport vehicle, and vertical travel switch is used to monitor the flip angle of rollover stand, is being turned over
Pivoted frame can issue vertical stroke signal when overturning to 90 degree, and control system is made to execute corresponding movement, for example, stopping to top
Oil-lifting jar fuel feeding；Critical point travel switch is overturn in rollover stand to when critical point for detecting the critical point in switching process
Critical point stroke signal can be issued, make control system execute relative to movement, for example, make jack reversal valve be converted into right position,
And open corresponding control valve etc., vertical travel switch and critical point travel switch collective effect complete jacking in jack-up system
The coordinated of oil cylinder and motor of pulling back completes overturning and anti-fall function.
Preferably, the transport vehicle hydraulic system further includes support system, and the support system includes being arranged in transport vehicle
The rear frame of the support leg oil cylinder at rear portion, the support leg oil cylinder and transport vehicle connects, and for supporting the rear portion of vehicle frame, vehicle frame is made to exist
It is more stable during loading or unloading box-type container.
Preferably, the support system further includes support reversal valve, hydraulic lock, support in-line and support vent line, institute
Stating support reversal valve includes WA oil inlet, WB oil outlet, WC oil inlet and WD oil outlet, and the hydraulic lock includes the first oil inlet
Mouth, the second oil outlet, third oil inlet and the 4th oil outlet, the WA oil inlet are connected to hydraulic pump, and the WB oil outlet is logical
It crosses support in-line to be connected to the first oil inlet of hydraulic lock, the second oil outlet of the hydraulic lock and the oil inlet of support leg oil cylinder
Connection, the third oil inlet be connected to the oil outlet of support leg oil cylinder, the 4th oil outlet pass through support vent line with it is described
The connection of WC oil inlet, the WD oil outlet is connected to fuel tank, the fuel tank, hydraulic pump, WA oil inlet, WB oil outlet, first into
The oil inlet access of hydraulic fluid port and the second oil outlet composition support leg oil cylinder, the third oil inlet, the 4th oil outlet, WC oil inlet, WD
The way to cycle oil of oil outlet and fuel tank composition support leg oil cylinder, the support reversal valve is three-position four-way valve, realizes support leg oil cylinder
Jacking, the function of resetting and keep holding state.
Preferably, the hydraulic lock dual hydraulic control one-way valve, when support leg oil cylinder is piston cylinder, to the rodless cavity of support leg oil cylinder
Check valve direction is walked when fuel feeding, resistance is small；When to the rod chamber fuel feeding of support leg oil cylinder, resistance is big, when pressure is more than fluid-control one-way
When valve pilot pressure, by hydraulic control pilot line open check valve, oil cylinder is shunk.
Preferably, the transport vehicle hydraulic system further includes adapter system, and the adapter system includes quick coupling, connector
Reversal valve, connector in-line and connector vent line, the quick coupling and are arranged on the door of box-type container, and are used for control cabinet
The hydraulic device connection of formula container door opening and closing, the connector reversal valve includes that WE oil inlet, WF oil outlet, WG oil inlet and WH go out
Hydraulic fluid port, the WE oil inlet are connected to hydraulic pump, and the WF oil outlet is connected to quick oil inlet by connector in-line, institute
WG oil inlet is stated to be connected to the oil outlet of quick coupling, the WH oil outlet is connected to fuel tank, the fuel tank, hydraulic pump, WE into
Hydraulic fluid port, WF oil outlet, connector in-line and tubular filter constitute the oil inlet access of quick coupling, the tubular filter,
Connector oil return line, WG oil inlet, WH oil outlet and fuel tank constitute the oil return line of fast quick coupling, and the connector reversal valve is three
Position four-way valve realizes the function of making the car door opening of box-type container, close and be kept open.
Preferably, it is equipped with tubular filter on the connector in-line and connector vent line, since quick coupling is frequent
It needs to plug, dust and sundries are easily advanced into pipeline and then pollute whole hydraulic systems, by connector in-line
Tubular filter is installed on connector oil return line, can prevent dust and sundries from entering in hydraulic system, keep hydraulic system
Cleannes prolong the service life.
Another of the application is designed to provide a kind of transport vehicle, the transport vehicle include headstock, vehicle frame, wheel and
Hydraulic system as described above.
The advantages of the application is implemented: this application discloses a kind of transport vehicle hydraulic systems, including are used to overturn rollover stand
Jack-up system and the translation system that translates sliding rack, the translation system includes translation oil cylinder, translation oil cylinder setting
Between the sliding rack and rollover stand that rollover stand is slidably connected, the reduction of translation oil cylinder drives sliding rack can be along rollover stand
Sliding, through the above technical solutions, vehicle frame can be made to be provided simultaneously with overturning and translation functions, and then box loading or unloading
When container, by installing drawing system on sliding rack, box appearance further can be may be implemented with ground face contact in vehicle frame
The horizontal load and offloading functions of device, the application also provide a kind of transport vehicle, and the transport vehicle is being loaded with above-mentioned hydraulic system.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of the embodiment of the present application 1 to body frame structure for automotive schematic diagram for transporting vehicle hydraulic system as described in example 4；
Fig. 2 is a kind of structural schematic diagram of transport vehicle hydraulic system described in the embodiment of the present application 1；
Fig. 3 is a kind of three-dimensional view of transport vehicle hydraulic system described in the embodiment of the present application 2；
Fig. 4 is a kind of diagrammatic cross-section of transport vehicle hydraulic system described in the embodiment of the present application 3；
Fig. 5 is a kind of top view of transport vehicle hydraulic system described in the embodiment of the present application 3.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of transport vehicle hydraulic system including the jack-up system 1 for being used to overturn rollover stand 5 and makes
The translation system 2 that sliding rack 6 translates, the translation system 2 include translation oil cylinder 21, the translation oil cylinder 21 setting with overturning
Between the sliding rack 6 being slidably connected of frame 5 and rollover stand 5, the reduction of translation oil cylinder 21 drives sliding rack 6 can be along rollover stand 5
Sliding.
The translation system 2 and jack-up system 1 share a fuel tank 3 and a hydraulic pump 4.
The translation system 2 further includes translation reversal valve 22, translation in-line 23, translation vent line 24 and the first balanced valve
25, the translation reversal valve 22 includes A oil inlet, B oil outlet, C oil inlet and D oil outlet, the A oil inlet and hydraulic pump 4
Connection, the B oil outlet by translate in-line 23 be connected to the oil inlet of translation oil cylinder 21, the translation oil cylinder 21 it is fuel-displaced
Mouth passes through the connection of translation vent line 24 and C oil inlet, and institute's D oil outlet is connected to fuel tank 3, and the setting of the first balanced valve 25 exists
It translates on vent line 24.
The translation in-line 23 is equipped with throttle valve (not shown), for adjusting the translation speed of translation oil cylinder 21
Degree.
The jack-up system 1 includes jacking cylinder 11, jacking reversal valve 12, jacking in-line 13, jacking 14 and of vent line
Second balanced valve 15, the jacking cylinder 11 are arranged between rear end hinged chassis 7 and rollover stand 5, make rollover stand 5 can be with
It is rotated around articulated shaft, jacking cylinder 11 jacks rollover stand 5, realizes that rollover stand 5 is overturn around the articulated shaft, the jacking cylinder
11 be piston cylinder, and the jacking reversal valve 12 includes I oil inlet, J oil outlet, K oil inlet and L oil outlet, the I oil inlet
It is connected to hydraulic pump 4, the J oil outlet is connected to by jacking in-line 13 with the rodless cavity of piston cylinder, and the K oil inlet passes through
Jacking vent line 14 is connected to the rod chamber of piston cylinder, and the L oil outlet is connected to fuel tank 3, and second balanced valve 15 is arranged
On jacking vent line 14.
The jacking reversal valve 12 and translation reversal valve 22 are integrated in a main valve block, and 12 He of jacking reversal valve
Translation reversal valve 22 is all made of the solenoid valve of 3-position 4-way.
Embodiment 2
As shown in figures 1 and 3, a kind of transport vehicle hydraulic system, including be used to make rollover stand 5 overturn jack-up system 1,
Make the translation system 2 of the translation of sliding rack 6 and for pulling the drawing system 3 of cabinet, the translation system 2 includes translation oil cylinder
21, the translation oil cylinder 21 is arranged between the sliding rack 6 being slidably connected with rollover stand 5 and rollover stand 5, the liter of translation oil cylinder 21
Contracting drives sliding rack 6 that can slide along rollover stand 5, and the drawing system 3 includes drawing motor 31, the drawing motor 31
The front end of sliding rack 6 is set, for pulling cabinet, allows to slide up and down along sliding rack 6, realizes the water of box-type container
Paperback carries and offloading functions.
The translation system 2, jack-up system 1 and drawing system 3 share a fuel tank 3 and a hydraulic pump 4.
The translation system 2 further includes translation reversal valve 22, translation in-line 23, translation vent line 24 and the first balanced valve
25, the translation reversal valve 22 includes A oil inlet, B oil outlet, C oil inlet and D oil outlet, the A oil inlet and hydraulic pump 4
Connection, the B oil outlet by translate in-line 23 be connected to the oil inlet of translation oil cylinder 21, the translation oil cylinder 21 it is fuel-displaced
Mouth passes through the connection of translation vent line 24 and C oil inlet, and institute's D oil outlet is connected to fuel tank 3, and the setting of the first balanced valve 25 exists
It translates on vent line 24.
The translation in-line 23 is equipped with throttle valve (not shown), for adjusting the translation speed of translation oil cylinder 21
Degree.
The jack-up system 1 includes jacking cylinder 11, jacking reversal valve 12, jacking in-line 13, jacking 14 and of vent line
Second balanced valve 15, the jacking cylinder 11 are arranged between rear end hinged chassis 7 and rollover stand 5, make rollover stand 5 can be with
It is rotated around articulated shaft, jacking cylinder 11 jacks rollover stand 5, realizes that rollover stand 5 is overturn around the articulated shaft, the jacking cylinder
11 be piston cylinder, and the jacking reversal valve 12 includes I oil inlet, J oil outlet, K oil inlet and L oil outlet, the I oil inlet
It is connected to hydraulic pump 4, the J oil outlet is connected to by jacking in-line 13 with the rodless cavity of piston cylinder, and the K oil inlet passes through
Jacking vent line 14 is connected to the rod chamber of piston cylinder, and the L oil outlet is connected to fuel tank 3, and second balanced valve 15 is arranged
On jacking vent line 14.
The drawing system 3 further includes that drawing reversal valve 32, drawing in-line 33 and drawing vent line 34, the drawing are changed
It include E oil inlet, F oil outlet, G oil inlet and H oil outlet to valve 32, the E oil inlet is connected to hydraulic pump 4, and the F is fuel-displaced
Mouth mouth is connected to by drawing in-line 33 with the oil inlet for pulling motor 31, and the oil outlet of the drawing motor 31, which passes through, to be drawn out
Oil circuit 34 is connected to G oil inlet, and the H oil outlet is connected to fuel tank 3, and the leakage oil return opening of the drawing motor 31 passes through leakage
Oil return line 35 is connected to fuel tank 3, and the fuel tank 3, hydraulic pump 4 include E oil inlet, F oil outlet, drawing in-line 33 and constitute and lead
The oil inlet access of oil cylinder is drawn, the drawing vent line 34, G oil inlet, H oil outlet and fuel tank 3 constitute the fuel-displaced of drawing oil cylinder
Access, the drawing oil cylinder are oscillating oil cylinder, realize pendulum motion, output torque and angular speed, the drawing reversal valve 32 are
Three-position four-way valve realizes the function that drawing oil cylinder runs well, inverts and keep rotary state.
The drawing motor 31 is set as two and parallel connection, and the quality of box-type container is big, and two drawing motors 31, which are arranged, to be made
The power of drawing is more preferable.
The jacking reversal valve 12, translation reversal valve 22 and drawing reversal valve 32 are integrated in a main valve block, and described
Jacking reversal valve 12 translates reversal valve 22 and pulls the solenoid valve that reversal valve 32 is all made of 3-position 4-way.
Embodiment 3
As shown in Figure 1, Figure 4 and Figure 5, transport vehicle hydraulic system, including be used to make rollover stand 5 overturn jack-up system 1,
The translation system 2 for translating sliding rack 6, the drawing system 3 for pulling cabinet, the support system 4 for supporting vehicle frame rear portion
With the adapter system 5 for the door for being used to open and close box-type container, the hinged chassis 7 in rear end and overturning is arranged in the jacking cylinder 11
Between frame 5, rotate rollover stand 5 around articulated shaft, jacking cylinder 11 jacks rollover stand 5, realizes rollover stand 5 around the hinge
Spindle overturning, the translation system 2 include translation oil cylinder 21, and the translation oil cylinder 21, which is arranged in, to be slidably connected with rollover stand 5
Between sliding rack 6 and rollover stand 5, the reduction of translation oil cylinder 21 drives sliding rack 6 that can slide along rollover stand 5, the drawing
System 3 includes drawing motor 31, and the front end that sliding rack 6 is arranged in the drawing motor 31 allows to edge for pulling cabinet
Sliding rack 6 slide up and down, realize the horizontal load and offloading functions of box-type container, the support system 4 includes that setting is being transported
The support leg oil cylinder 41 at defeated vehicle rear portion, the support leg oil cylinder 41 is connect with the rear frame of transport vehicle, for supporting the rear portion of vehicle frame,
Keep vehicle frame more stable during loading or unloading box-type container, the adapter system 5 includes quick coupling 51, is used to
Quickly connected with the shutter door oil cylinder on box-type container.
The translation system 2 further includes translation reversal valve 22, translation in-line 23 and translates out oil circuit 24, and the translation is changed
It include A oil inlet, B oil outlet, C oil inlet and D oil outlet to valve 22, the A oil inlet is connected to hydraulic pump 4, and the B is fuel-displaced
Mouth is connected to by translating in-line 23 with the oil inlet of translation oil cylinder 21, and the oil outlet of the translation oil cylinder 21 is by translating out
The connection of oil circuit 24 and C oil inlet, institute's D oil outlet are connected to fuel tank 3.The translation oil cylinder 21 can be plunger case, Ke Yizhi
Line moves back and forth, thrust output and speed.
The translation system 2 further includes the first balanced valve 25, and first balanced valve 25 is arranged on translation vent line 24,
For guaranteeing safety of the sliding rack 6 in translation motion, prevents the oil pipe burst in translation motion and damage oil cylinder.
The translation in-line 23 is equipped with throttle valve (not shown), for adjusting the translation speed of translation oil cylinder 21
Degree.
The translation system 2 further includes front end travel switch and rear end travel switch, and the front end travel switch setting exists
The front end of rollover stand 5, the front end travel switch and rear end travel switch are connect with the control system of transport vehicle, work as sliding rack
6 can issue front end stroke signal when moving to the critical distance of front end, the control system of transport vehicle, which executes, to be stopped to translation oil cylinder 21
Rod chamber fuel feeding；Rear end travel switch is used to monitor the rear end of movable valence at a distance from ground, when sliding rack 6 moves to rear end
Critical distance when, i.e., when being contacted with ground, rear end stroke signal can be issued, the control system of transport vehicle stops to translation oil cylinder
21 rodless cavity fuel feeding, makes the stroke of sliding rack 6 in suitable range, prevents the improper reduction of translation oil cylinder 21 and causes to slide
The damage of frame 6 and Shift cylinder.
The drawing system 3 further includes that drawing reversal valve 32, drawing in-line 33 and drawing vent line 34, the drawing are changed
It include E oil inlet, F oil outlet, G oil inlet and H oil outlet to valve 32, the E oil inlet is connected to hydraulic pump 4, and the F is fuel-displaced
Mouth mouth is connected to by drawing in-line 33 with the oil inlet for pulling motor 31, and the oil outlet of the drawing motor 31, which passes through, to be drawn out
Oil circuit 34 is connected to G oil inlet, and the H oil outlet is connected to fuel tank 3, and the leakage oil return opening of the drawing motor 31 passes through leakage
Oil return line 35 is connected to fuel tank 3.
The drawing motor 31 is set as two and is arranged in parallel.
The jack-up system 1 further includes pull back motor 16 and bandage 17 of pulling back, and the bandage 17 of pulling back is arranged in rollover stand
Between 5 and chassis 7, rollover stand 5 can be held from the opposite direction of overturning during rollover stand 5 is overturn, it is described to pull back
Motor 16 is arranged in the lower part of chassis 7 and is connected with bandage 17 of pulling back.
The jacking cylinder 11 is single-circuit multi-stage oil cylinder.
The jack-up system 1 further includes jacking reversal valve 12, overturning integrated valve block 18 and reversal valve 19 of pulling back, the jacking
Reversal valve 12 includes I oil inlet, J oil outlet, K oil inlet and L oil outlet, and the overturning integrated valve block 18 includes M oil inlet, N
Oil outlet, O oil inlet, P oil outlet and Q oil outlet, the reversal valve 19 of pulling back includes R oil inlet, S oil outlet, T oil inlet
With U oil outlet, the I oil inlet is connected to hydraulic pump 4, and the J oil outlet is connected to M oil inlet, the N it is fuel-displaced with it is multistage
The hydraulic fluid port of oil cylinder is connected to R oil inlet, and the S oil outlet is connected to the oil inlet for motor 16 of pulling back, the T oil inlet with
It pulls back the oil outlet connection of motor 16, the U oil outlet is connected to O oil inlet, and the P oil outlet is connected to K oil inlet, described
L oil outlet and Q oil outlet are connected to fuel tank 3 respectively, and the leakage oil return opening and leakage oil return line 35 of the motor 16 of pulling back connect
It is logical, the fuel tank 3, hydraulic pump 4, I oil inlet, J oil outlet, M oil inlet, N oil outlet, constitute multi-stage oil cylinder oil inlet it is logical
Road, the fuel-displaced access that the N oil outlet, P oil outlet, K oil inlet, L oil outlet and fuel tank 3 form, and it is fuel-displaced by the N
The fuel-displaced access that mouth, Q oil outlet and fuel tank 3 form has collectively constituted the fuel-displaced access of multi-stage oil cylinder.The fuel tank 3, hydraulic pump 4, I
Oil inlet, J oil outlet, M oil inlet, N oil outlet, R oil inlet and S oil outlet constitute the oil inlet access for motor 16 of pulling back, by
The fuel-displaced access that the T oil inlet, U oil outlet, O oil inlet, P oil outlet, K oil inlet, L oil outlet and fuel tank 3 form, and
Motor of pulling back has been collectively constituted by the fuel-displaced access that the T oil inlet, U oil outlet, O oil inlet, Q oil outlet and fuel tank 3 form
16 fuel-displaced accesses.
The overturning integrated valve block 18 includes the first sequence valve 181, the second sequence valve 182, third sequence valve 183, second
Balanced valve 184 integrates in-line 185, the integrated oil circuit 187, second of vent line 186, first oil circuit 188, third branch oil circuit
189 and the 4th oil circuit 1810, one end of the integrated in-line 185 be connected to M oil inlet, the other end and the first sequence valve
181 connections, first sequence valve 181 is connected to N oil outlet, one end of the integrated vent line 186 and N oil outlet and O into
Hydraulic fluid port is connected to, and the other end is connected to Q oil outlet, and the integrated in-line 185 and the second balanced valve 184 pass through first oil circuit
187 connections, are connected between second balanced valve 184 and O oil inlet by second oil circuit 188, second balanced valve 184
It is connected between P oil outlet by third branch oil circuit 189, first sequence valve 181 is by the 4th oil circuit 1810 and integrates
Vent line 186 is connected to, and second sequence valve 182 is arranged between second oil circuit 188 and integrated vent line 186, and described the
Three sequence valves 183 are arranged between third branch oil circuit 189 and integrated vent line 186, second oil circuit 188 and the 4th oil
Road 1810 is connected to, due to only one hydraulic fluid port of multi-stage oil cylinder, N oil outlet can oil inlet can be located at oil return again and integrate oil inlet
The first sequence valve 181 on road 185 makes hydraulic oil that can only flow to N oil outlet from integrated in-line 185, and cannot be from N oil outlet
Integrated in-line 185 is flowed to, when the overturning of rollover stand 5 is to when critical point, passes through and opens the 6th sequence valve and the 7th sequence valve, adjust
It pulls back the oil inlet quantity of motor 16, the bandage 17 that makes to pull back is in swelling state always, when being turned over postcritical, bandage of pulling back
17 can smoothly hold rollover stand 5, and then the container holding sliding rack 6 and being fixed on sliding rack 6, make entire jack-up system 1
Stable pressure is kept, prevents box-type container from damaging vehicle frame or born, second balanced valve 184 is used to improve jack-up system
1 security performance prevents during rollover stand 5 resets, and oil line pipe bursts and jacking cylinder 11, rollover stand 5 etc. is made to exist
It falls under the gravity of box-type container.
The jack-up system 1 further includes vertical travel switch and critical point travel switch, the vertical travel switch setting
On the articulated shaft, the critical point travel switch is arranged on rollover stand 5, the vertical travel switch and critical point row
Cheng Kaiguan is connected with the control system of transport vehicle, and vertical travel switch is used to monitor the flip angle of rollover stand 5, in rollover stand
Vertical stroke signal can be issued when 5 overturnings are to 90 degree, control system, which executes, to be stopped to multi-stage oil cylinder fuel feeding；Critical point travel switch
For detecting the critical point in switching process, in the overturning of rollover stand 5 to critical point stroke signal can be issued when critical point, control
System execution makes jacking reversal valve 12 be converted into right position by left position, and opens the first sequence valve 181 and the second sequence valve 182, adjusts
The in-line for motor 16 of pulling back is saved, and adjusts return pressure and recirculating oil quantity, increases the pressure for motor 16 of pulling back, Jin Ersheng in advance
Height acts on the pulling force pulled back on bandage 17, vertical travel switch and critical point travel switch collective effect, completes jack-up system 1
The coordinated of interior jacking cylinder 11 and motor 16 of pulling back, completes overturning and anti-fall function, makes the stroke of box-type container more
Steadily.
The support system 4 further includes support reversal valve 42, hydraulic lock 43, support in-line 44 and supports vent line 45,
The support reversal valve 42 includes WA oil inlet, WB oil outlet, WC oil inlet and WD oil outlet, and the hydraulic lock 43 includes the
One oil inlet, the second oil outlet, third oil inlet and the 4th oil outlet, the WA oil inlet are connected to hydraulic pump 4, the WB
Oil outlet is by supporting in-line 44 to be connected to the first oil inlet of hydraulic lock 43, the second oil outlet of the hydraulic lock 43 and support
The oil inlet of leg oil cylinder 41 is connected to, and the third oil inlet is connected to the oil outlet of support leg oil cylinder 41, and the 4th oil outlet is logical
Support vent line 45 is crossed to be connected to the WC oil inlet, the WD oil outlet is connected to fuel tank 3, the fuel tank 3, hydraulic pump 4,
WA oil inlet, WB oil outlet, the first oil inlet and the second oil outlet composition support leg oil cylinder 41 oil inlet access, the third into
Hydraulic fluid port, the 4th oil outlet, WC oil inlet, WD oil outlet and fuel tank 3 form the way to cycle oil of support leg oil cylinder 41, the support commutation
Valve 42 is three-position four-way valve, the function of realizing the jacking of support leg oil cylinder 41, reset and keep holding state.
43 dual hydraulic control one-way valve of hydraulic lock, when support leg oil cylinder 41 is piston cylinder, to the rodless cavity of support leg oil cylinder 41
Check valve direction is walked when fuel feeding, resistance is small；When to the rod chamber fuel feeding of support leg oil cylinder 41, resistance is big, when pressure is more than hydraulic control list
When to valve pilot pressure, pass through hydraulic control pilot line open check valve, oil cylinder is shunk.
The adapter system 5 further includes connector reversal valve 52, connector in-line 53 and connector vent line 54, the fast quick access
First 51 be arranged on the door of box-type container, and the hydraulic device connection for controlling the opening and closing of box container door, the connector change
It include WE oil inlet, WF oil outlet, WG oil inlet and WH oil outlet to valve 52, the WE oil inlet is connected to hydraulic pump 4, described
WF oil outlet is connected to quick oil inlet by connector in-line 53, and the oil outlet of the WG oil inlet and quick coupling 51 connects
Logical, the WH oil outlet is connected to fuel tank 3, the fuel tank 3, hydraulic pump 4, WE oil inlet, WF oil outlet, 53 and of connector in-line
Tubular filter constitutes the oil inlet access of quick coupling 51, and the tubular filter, connector oil return line, WG oil inlet, WH go out
Hydraulic fluid port and fuel tank 3 constitute the oil return line of fast quick coupling.
It is equipped with tubular filter 55 on the connector in-line 53 and connector vent line 54, since quick coupling 51 is frequent
It needs to plug, dust and sundries are easily advanced into pipeline and then pollute whole hydraulic systems, by connector in-line
53 and connector oil return line on install tubular filter 55, can prevent dust and sundries from entering in hydraulic system, keep hydraulic pressure system
The cleannes of system, prolong the service life.
The jacking reversal valve 12 and translation reversal valve 22 are integrated in a main integrated valve block, the support reversal valve 42
It is integrated in a secondary integrated valve block with connector reversal valve 52, and the jacking reversal valve 12, translation reversal valve 22, support commutation
Valve 42 and connector reversal valve 52 are all made of the solenoid valve of 3-position 4-way.
Embodiment 4
A kind of transport vehicle, the transport vehicle include headstock, vehicle frame, wheel and hydraulic system described in embodiment 3.
The advantages of the application is implemented: this application discloses a kind of transport vehicle hydraulic systems, including are used to overturn rollover stand
Jack-up system and the translation system that translates sliding rack, the translation system includes translation oil cylinder, translation oil cylinder setting
Between the sliding rack and rollover stand that rollover stand is slidably connected, the reduction of translation oil cylinder drives sliding rack can be along rollover stand
Sliding, through the above technical solutions, vehicle frame can be made to be provided simultaneously with overturning and translation functions, and then box loading or unloading
When container, by installing drawing system on sliding rack, box appearance further can be may be implemented with ground face contact in vehicle frame
The horizontal load and offloading functions of device.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Those skilled in the art is in technical scope disclosed in the present application, and any changes or substitutions that can be easily thought of, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (23)
1. vehicle hydraulic system is transported, including the jack-up system for overturning rollover stand, which is characterized in that further include translating sliding rack
Translation system, the translation system includes translation oil cylinder, and the sliding being slidably connected with rollover stand is arranged in the translation oil cylinder
Between frame and rollover stand, the reduction of translation oil cylinder drives sliding rack that can slide along rollover stand.
2. transport vehicle hydraulic system according to claim 1, which is characterized in that the transport vehicle hydraulic system further includes using
Pull the drawing system of box-type container, the drawing system includes drawing motor, sliding rack is arranged in the drawing motor
Front end, drawing box-type container are slided along sliding rack.
3. transport vehicle hydraulic system according to claim 1 or 2, which is characterized in that the translation system further includes translation
Reversal valve translates in-line and translates out oil circuit, and the translation reversal valve includes that A oil inlet, B oil outlet, C oil inlet and D go out
Hydraulic fluid port, the A oil inlet are connected to hydraulic pump, and the B oil outlet is connected to by translating in-line with the oil inlet of translation oil cylinder,
The oil outlet of the translation oil cylinder passes through the connection of translation vent line and C oil inlet, and institute's D oil outlet is connected to fuel tank.
4. transport vehicle hydraulic system according to claim 3, which is characterized in that the translation system further includes the first balance
Valve, the first balanced valve setting is on translation vent line.
5. transport vehicle hydraulic system according to claim 3, which is characterized in that the translation in-line is equipped with throttling
Valve.
6. transport vehicle hydraulic system according to claim 3, which is characterized in that the translation system further includes front end stroke
The front end of rollover stand is arranged in switch and rear end travel switch, the front end travel switch, and the rear end travel switch setting exists
The rear end of sliding rack, the front end travel switch and rear end travel switch are connected with the control system of transport vehicle.
7. transport vehicle hydraulic system according to claim 2, which is characterized in that the drawing system further includes drawing commutation
Valve, drawing in-line and drawing vent line, the drawing reversal valve includes E oil inlet, F oil outlet, G oil inlet and H oil outlet,
The E oil inlet is connected to hydraulic pump, and the F oil outlet mouth is connected to by drawing in-line with the oil inlet for pulling motor, institute
The oil outlet for stating drawing motor is connected to by pulling vent line with G oil inlet, and the H oil outlet is connected to fuel tank.
8. transport vehicle hydraulic system according to claim 7, which is characterized in that the drawing motor is set as two.
9. transport vehicle hydraulic system according to claim 7, which is characterized in that the drawing motor is in parallel or in series.
10. transport vehicle hydraulic system according to claim 1, which is characterized in that the jack-up system includes jacking cylinder,
The jacking cylinder is arranged between rear end hinged chassis and rollover stand, rotates rollover stand around articulated shaft.
11. transport vehicle hydraulic system according to claim 10, which is characterized in that the jack-up system further includes horse of pulling back
Reach and bandage of pulling back, the bandage of pulling back is arranged between rollover stand and chassis, can during rollover stand is overturn from
The opposite direction of overturning holds rollover stand, and the motor of pulling back is arranged in the lower part of chassis and is connected with bandage of pulling back.
12. transport vehicle hydraulic system according to claim 11, which is characterized in that the jacking cylinder is that single loop is hydraulic
Oil cylinder or double loop hydraulic oil cylinder.
13. transport vehicle hydraulic system according to claim 12, which is characterized in that the jack-up system further includes that jacking is changed
To valve, overturn integrated valve block and reversal valve of pulling back, the jacking reversal valve includes that I oil inlet, J oil outlet, K oil inlet and L go out
Hydraulic fluid port, the overturning integrated valve block include M oil inlet, N oil outlet, O oil inlet and P oil outlet, and the reversal valve of pulling back includes R
Oil inlet, S oil outlet, T oil inlet and U oil outlet, the I oil inlet are connected to hydraulic pump, the J oil outlet and M oil inlet
Connection, the N is fuel-displaced to be connected to the hydraulic fluid port of multi-stage oil cylinder and R oil inlet, and the oil inlet of the S oil outlet and motor of pulling back connects
Logical, the T oil inlet is connected to the oil outlet for motor of pulling back, and the U oil outlet is connected to O oil inlet, the P oil outlet and K
Oil inlet connection, the L oil outlet are connected to fuel tank.
14. transport vehicle hydraulic system according to claim 13, which is characterized in that further include Q oil outlet, the Q is fuel-displaced
Mouth is connected to fuel tank.
15. transport vehicle hydraulic system according to claim 14, which is characterized in that the overturning integrated valve block includes first
Sequence valve, the second sequence valve, third sequence valve, the second balanced valve integrate in-line, integrated vent line, first oil circuit, second
Branch oil circuit, third branch oil circuit and the 4th oil circuit, one end of the integrated in-line are connected to M oil inlet, the other end and first
Sequence valve connection, first sequence valve are connected to N oil outlet, one end of the integrated vent line and N oil outlet and O oil inlet
It is connected to, the other end is connected to Q oil outlet, and the integrated in-line and the second balanced valve are described by first oil communication
By second oil communication between second balanced valve and O oil inlet, pass through third between second balanced valve and P oil outlet
Branch oil communication, first sequence valve are connected to by the 4th oil circuit with integrated vent line, and the second sequence valve setting exists
Between second oil circuit and integrated vent line, the third sequence valve is arranged between third branch oil circuit and integrated vent line, institute
State second oil circuit and the 4th oil communication.
16. transport vehicle hydraulic system according to claim 11, which is characterized in that the reversal valve of pulling back is electromagnetic switch
Valve or air operated reversing valve.
17. transport vehicle hydraulic system according to claim 10, which is characterized in that the jack-up system further includes vertical rows
Cheng Kaiguan and critical point travel switch, the vertical travel switch are arranged on the articulated shaft, the critical point travel switch
It is arranged on rollover stand, the vertical travel switch is connected with the control system of transport vehicle with critical point travel switch.
18. transport vehicle hydraulic system according to claim 1, which is characterized in that the transport vehicle hydraulic system further includes
Support system, the support system include the support leg oil cylinder that transport vehicle rear portion is arranged in, after the support leg oil cylinder and transport vehicle
The connection of portion's vehicle frame.
19. transport vehicle hydraulic system according to claim 18, which is characterized in that the support system further includes that support is changed
To valve, hydraulic lock, support in-line and support vent line, the support reversal valve includes WA oil inlet, WB oil outlet, WC oil inlet
Mouth and WD oil outlet, the hydraulic lock includes the first oil inlet, the second oil outlet, third oil inlet and the 4th oil outlet, described
WA oil inlet is connected to hydraulic pump, and the WB oil outlet is described by supporting in-line to be connected to the first oil inlet of hydraulic lock
Second oil outlet of hydraulic lock is connected to the oil inlet of support leg oil cylinder, and the oil outlet of the third oil inlet and support leg oil cylinder connects
Logical, by supporting vent line to be connected to the WC oil inlet, the WD oil outlet is connected to the 4th oil outlet with fuel tank.
20. transport vehicle hydraulic system according to claim 18, which is characterized in that the hydraulic lock dual hydraulic control one-way valve.
21. transport vehicle hydraulic system according to claim 1, which is characterized in that the transport vehicle hydraulic system further includes
Adapter system, the adapter system include quick coupling, connector reversal valve, connector in-line and connector vent line, it is described quickly
Connector and the hydraulic device connection for being arranged on the door of box-type container, and being opened and closed for controlling box container door, the connector change
It include WE oil inlet, WF oil outlet, WG oil inlet and WH oil outlet to valve, the WE oil inlet is connected to hydraulic pump, the WF
Oil outlet is connected to quick oil inlet by connector in-line, and the WG oil inlet is connected to the oil outlet of quick coupling, institute
WH oil outlet is stated to be connected to fuel tank.
22. transport vehicle hydraulic system according to claim 21, which is characterized in that the connector in-line and connector are fuel-displaced
Road is equipped with tubular filter.
23. a kind of transport vehicle, the transport vehicle includes headstock, vehicle frame and wheel, which is characterized in that the transport vehicle further include as
Claim 1 is to the described in any item hydraulic systems of claim 22.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821454789.8U CN209257957U (en) | 2018-09-05 | 2018-09-05 | Transport vehicle hydraulic system and transport vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821454789.8U CN209257957U (en) | 2018-09-05 | 2018-09-05 | Transport vehicle hydraulic system and transport vehicle |
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| Publication Number | Publication Date |
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| CN209257957U true CN209257957U (en) | 2019-08-16 |
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ID=67552602
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| Application Number | Title | Priority Date | Filing Date |
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| CN (1) | CN209257957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109249848A (en) * | 2018-09-05 | 2019-01-22 | 上海中荷环保有限公司 | Transport vehicle hydraulic system and transport vehicle |
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2018
- 2018-09-05 CN CN201821454789.8U patent/CN209257957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109249848A (en) * | 2018-09-05 | 2019-01-22 | 上海中荷环保有限公司 | Transport vehicle hydraulic system and transport vehicle |
| CN109249848B (en) * | 2018-09-05 | 2024-02-27 | 上海中荷环保有限公司 | Transport vehicle hydraulic system and transport vehicle |
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