CN108657049A - Lift cooling combined system and vehicle - Google Patents
Lift cooling combined system and vehicle Download PDFInfo
- Publication number
- CN108657049A CN108657049A CN201710210207.5A CN201710210207A CN108657049A CN 108657049 A CN108657049 A CN 108657049A CN 201710210207 A CN201710210207 A CN 201710210207A CN 108657049 A CN108657049 A CN 108657049A
- Authority
- CN
- China
- Prior art keywords
- lifting
- valve group
- driving motor
- heat exchange
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/16—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element actuated by fluid-operated mechanisms
- B60P1/162—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element actuated by fluid-operated mechanisms the hydraulic system itself
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
Abstract
The invention discloses a kind of cooling combined system of lifting and vehicles, and lifting cooling combined system includes：Fuel tank；The oil inlet of oil pump component, oil pump component is connected with fuel tank；Valve group is lifted, lifting valve group is connected with the oil outlet of oil pump component；Elevating ram, elevating ram are optionally connected with oil pump component by lifting valve group；Driving motor heat exchange unit, driving motor heat exchange unit are connected to for cooling down driving motor between the lifting valve group and the fuel tank；Wherein, lifting valve group is set as the import of the oil outlet and driving motor heat exchange unit of connection oil pump component.The cooling combined system of lifting of the present invention, can effectively improve the utilization ratio of each parts, improve good heat dissipation for driving motor, the structure for lifting cooling combined system is simple, and oil pump quantity is few, at low cost, while also saving the arrangement space of vehicle.
Description
Technical field
The invention belongs to vehicle technical field of heat dissipation, in particular to a kind of cooling combined system of lifting and with this
Lift the vehicle of cooling combined system.
Background technology
The driving motor heating power of electric self-unloading car is big, in the related technology, for preferably cooling driving motor, singly
It is solely provided with oil cooling system, oil cooling system realizes the cycle of cooling oil by oil pump, to cool down driving motor.Realizing this hair
In bright process, inventor has found that the component number of above system is more, and system cost is big, and there are rooms for improvement.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention
One purpose is to propose a kind of cooling combined system of lifting.
It is another object of the present invention to propose a kind of vehicle with the cooling combined system of above-mentioned lifting.
The cooling combined system of the lifting of embodiment according to a first aspect of the present invention, including：Fuel tank；Oil pump component, the oil
The oil inlet of pump group part is connected with the fuel tank；Valve group is lifted, the lifting valve group is connected with the oil outlet of the oil pump component；
Elevating ram, the elevating ram are optionally connected with the oil pump component by the lifting valve group；Driving motor changes
Hot cell, the driving motor heat exchange unit for cooling down driving motor, and be connected to the lifting valve group and the fuel tank it
Between；Wherein, the lifting valve group be set as being connected to the oil outlet of the oil pump component and the driving motor heat exchange unit into
Mouthful.
The cooling combined system of the lifting of embodiment according to a first aspect of the present invention can effectively improve each parts
Utilization ratio improves good heat dissipation for driving motor, and the structure for lifting cooling combined system is simple, and oil pump quantity is few, cost
It is low, while also saving the arrangement space of vehicle.
In addition, the cooling combined system of lifting according to the above embodiment of the present invention can also have following additional technology special
Sign：
In some preferred embodiments of the present invention, the lifting valve group is set as when the elevating ram does not work
It is connected to the import of the oil outlet and the driving motor heat exchange unit of the oil pump component.
In some preferred embodiments of the present invention, the lifting valve group includes：Cooling control solenoid valve, and be set as
When the elevating ram does not work, the cooling control solenoid valve obtains electric so that the oil outlet of the oil pump component and driving are electric
Machine heat exchange unit is connected to.
In some preferred embodiments of the present invention, the cooling combined system of the lifting further includes：Floating valve group, institute
It includes hoist control valve to state lifting valve group, and the hoist control valve is connected between the oil pump component and the floating valve group,
The floating valve group is connected between the hoist control valve and the elevating ram.
Preferably, the oil return opening of the hoist control valve is connected to by drainback passage with the oil return opening of the lifting valve group,
The inlet communication of the oil return opening and the driving motor heat exchange unit of the lifting valve group.
Preferably, the floating valve group has floating solenoid valve, and be set as obtaining in the elevating ram off-load it is electric with
The oil duct of the floating valve group is set to be connected to the drainback passage of the lifting valve group.
Further, when the elevating ram work, the fluid in the fuel tank passes through described in oil pump component entrance
Valve group is lifted, and the floating valve group, the oil return opening that fluid passes through the hoist control valve are entered by the hoist control valve
Into the drainback passage of the lifting valve group, into the driving motor heat exchange unit.
In some preferred embodiments of the present invention, set between the lifting valve group and the driving motor heat exchange unit
There is the check valve from the lifting valve group to the driving motor heat exchange unit one-way conduction.
In some preferred embodiments of the present invention, the cooling combined system of the lifting further includes：Cooler, it is described
Cooler is connected between the lifting valve group and the driving motor heat exchange unit.
Optionally, the driving motor heat exchange unit is the heat exchange runner of the driving motor.
Optionally, oil absorption filter, the oil pump component are equipped between the oil inlet and the fuel tank of the oil pump component
Oil outlet and the lifting valve group between be equipped with high pressure filter.
It is multiple that the lifting cooling any just like first aspect is arranged in the vehicle of embodiment according to a second aspect of the present invention
Collaboration is united.
Possessed advantage is identical compared with the existing technology with the cooling combined system of above-mentioned lifting for the vehicle, herein not
It repeats again.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram of the cooling combined system of lifting according to the ... of the embodiment of the present invention.
Reference numeral：
Cooling combined system 100 is lifted,
Oil absorption filter 1, oil pump component 2, Oil pump electrical machinery 2a, lifting pump 2b, fuel tank 4, high pressure filter 5 lift valve group
6, cooling control solenoid valve 6a, hoist control valve 6b, floating valve group 7, floating solenoid valve 7a, elevating ram 8, driving motor 9, drive
Dynamic motor heat exchange unit 9a, cooler 11, check valve 13.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
With reference first to the attached drawing detailed description cooling combined system 100 of lifting according to the ... of the embodiment of the present invention, the present invention is implemented
The cooling combined system of lifting 100 of example can be used for electronic quarry tipper, such as some heavy pure electric vehicle quarry tippers.
As shown in Figure 1, lift cooling combined system 100 include fuel tank 4, oil pump component 2, lifting valve group 6, elevating ram 8,
Driving motor heat exchange unit 9a, cooler 11, oil absorption filter 1 and high pressure filter 5.
Wherein, fuel tank 4 is for storing fluid, and the oil inlet of oil pump component 2 is connected with fuel tank 4, the oil inlet of oil pump component 2
Oil absorption filter 1 can be equipped between fuel tank 4, oil absorption filter 1 can filter the fluid that oil pump component 2 is sucked from fuel tank 4,
The oil outlet of oil pump component 2 is connected with lifting valve group 6, and high pressure can be equipped between the oil outlet and lifting valve group 6 of oil pump component 2
Filter 5, the high-voltage oil liquid that high pressure filter 5 can be exported with filter oil pump component 2 prevent the impurity in fluid from invading hydraulic pressure system
System.
Specifically, oil pump component 2 may include lifting pump 2b and Oil pump electrical machinery 2a, wherein lifting pump 2b and 4 phase of fuel tank
Even, Oil pump electrical machinery 2a is connect with lifting pump 2b power couplings.
Elevating ram 8 is optionally connected with oil pump component 2 by lifting valve group 6, in elevating ram 8 and oil pump component
When 2 connection, the high pressure oil that oil pump component 2 exports can drive elevating ram 8 to execute lifting or lowering action, to realize self-unloading
The overturning of the wagon box of vehicle, as shown in Figure 1, elevating ram 8 can be two, two elevating rams 8 may be respectively used for support vehicle
The left and right side of bucket.
Driving motor heat exchange unit 9a can be the rear axle motor of vehicle for cooling down driving motor 9, driving motor 9, can
Selection of land, driving motor heat exchange unit 9a can be the heat exchange runner of driving motor 9, and driving motor 9 can be two, two drivings
Motor 9 respectively drives revolver and right wheel.
Driving motor heat exchange unit 9a is connected between lifting valve group 6 and fuel tank 4, the import of driving motor heat exchange unit 9a
It is connected with lifting valve group 6, it is preferable that check valve 13 can be equipped between lifting valve group 6 and driving motor heat exchange unit 9a, unidirectionally
Valve 13 is from lifting valve group 6 to driving motor heat exchange unit 9a one-way conductions, to prevent fluid from flowing back, driving motor heat exchange unit 9a
Outlet be connected with fuel tank 4, to realize the recycling of fluid, fuel tank 4 can also play certain heat dissipation effect, for example fuel tank 4 can
Think the metal staving of large volume.
Lifting valve group 6 is set as the import of the oil outlet and driving motor heat exchange unit 9a of connection oil pump component 2, in this way may be used
To cool down driving motor by lifting fluid.
Specifically, lifting valve group 6 is set as being connected to oil outlet and the driving of oil pump component 2 when elevating ram 8 does not work
The import of motor heat exchange unit 9a, fluid do not enter elevating ram 8, but are directly entered driving motor heat exchange unit 9a, and
Fuel tank 4 is returned to after heat exchange.
It is understood that when driving, elevating ram 8 is generally in idle state, driving motor 9 is in
Working condition, and the calorific value of driving motor 9 is more can be with by the way that the cooling combined system 100 of lifting of above structure form is arranged
Hydraulic lifting system and driving motor heat exchange unit 9a are effectively combined, when driving, utilize hydraulic lifting system
Fluid cools down driving motor 9.
The cooling combined system 100 of lifting according to the ... of the embodiment of the present invention, can effectively improve the utilization of each parts
Efficiency improves good heat dissipation for driving motor 9, and the structure for lifting cooling combined system 100 is simple, and oil pump quantity is few, cost
It is low, while also saving the arrangement space of vehicle.
In some preferred embodiments of the present invention, lifting valve group 6 may include：Cooling control solenoid valve 6a and lifting
Control valve 6b.
Wherein, for being connected with elevating ram 8, lifting valve group 6 is set as not working in elevating ram 8 hoist control valve 6b
When cooling control solenoid valve 6a obtain electric so that the oil outlet of oil pump component 2 is connected to driving motor heat exchange unit 9a.
It is understood that cooling control solenoid valve 6a obtain it is electric after when, fluid controls after entering lifting valve group 6 cooling
Driving motor heat exchange unit 9a is flowed directly at the access that solenoid valve 6a is formed, without being flowed to hoist control valve 6b.
In some preferred embodiments of the present invention, as shown in Figure 1, lifting valve group 6 and driving motor heat exchange unit 9a
Between can be connected with cooler 11 and enter driving motor heat exchange unit 9a fluid with cooling, improving heat exchanging efficiency is specifically, cold
But device 11 may include fan and radiator etc., and certainly, cooler 11 can also be other forms, be two in driving motor 9
Embodiment in, cooler 11 or two, two coolers 11 and two one-to-one correspondence of driving motors 9.
In some preferred embodiments of the present invention, lifting cooling combined system 100 further includes：Floating valve group 7, lifting
Valve group 6 includes hoist control valve 6b, and hoist control valve 6b is connected between oil pump component 2 and floating valve group 7, and floating valve group 7 connects
It is connected between hoist control valve 6b and elevating ram 8, floating valve group 7 is used for directly to 8 fuel feeding of elevating ram.
Preferably, as shown in Figure 1, drainback passage and lifting valve that the oil return opening of hoist control valve 6b passes through lifting valve group 6
The oil return inlet T connection of group 6, lifts the inlet communication of the oil return inlet T and driving motor heat exchange unit 9a of valve group 6.
It is understood that when elevating ram 8 works (dumper lift/decline), Oil pump electrical machinery 2a drivings are lifted
It rising pump 2b and draws fluid from fuel tank 4, fluid enters lifting valve group 6 by the filtering of oil absorption filter 1 and high pressure filter 5, and
Enter floating valve group 7 by right position/left position of hoist control valve 6b, finally enter elevating ram 8, the acting of elevating ram 8 is completed
Afterwards, fluid enters the drainback passage of lifting valve group 6, then the oil return by lifting valve group 6 by the oil return opening of hoist control valve 6b
Mouth T enters cooler 11 by check valve 13, enters driving motor heat exchange unit 9a through overcooled hydraulic oil, last oil return is extremely
Fuel tank 4.
That is, the cooling combined system of the lifting of the embodiment of the present invention 100 can cool down drive when elevating ram 8 works
Dynamic motor 9.
Preferably, it as shown in Figure 1, floating valve group 7 has floating solenoid valve 7a, and is set as in 8 off-load of elevating ram
Obtain electric so that the oil duct of floating valve group 7 is connected to the drainback passage of lifting valve group 6.
It is understood that in 8 off-load of elevating ram, the fluid of off-load can be by lifting the T2 mouths of valve group 6 and lifting
The drainback passage of lift valve group 6 is connected to, and enters cooler 11 and driving motor heat exchange unit 9a by T mouthfuls, check valve 13.
Specifically, when elevating ram 8 works, the fluid in fuel tank 4 enters lifting valve group 6 by oil pump component 2, and passes through
Hoist control valve 6b enters floating valve group 7, and the oil return that fluid enters lifting valve group 6 by the oil return opening of hoist control valve 6b is logical
Road, into driving motor heat exchange unit 9a.
That is, the cooling combined system of the lifting of the embodiment of the present invention 100 can cool down drive in 8 off-load of elevating ram
Dynamic motor 9.
In conclusion the cooling combined system of the lifting of the embodiment of the present invention 100 changes hydraulic lifting system and driving motor
Hot cell 9a is effectively combined, in each working condition of elevating ram 8 all can be driving motor 9 improve it is good dissipate
Heat, and when elevating ram 8 switches between each working condition, driving motor 9 can be cooled.
The invention also discloses a kind of vehicles.
As shown in Figure 1, the vehicle of the embodiment of the present invention is provided with the cooling combined system of lifting of any of the above-described kind of embodiment
100, the vehicle of the embodiment of the present invention can be electronic quarry tipper, such as heavy pure electric vehicle quarry tipper.
The driving motor 9 of vehicle according to the ... of the embodiment of the present invention, vehicle radiates well, and the utilization ratio of each system is high,
The parts of vehicle are few, convenient for arrangement and it is at low cost.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (12)
1. a kind of cooling combined system of lifting, which is characterized in that including：
Fuel tank；
The oil inlet of oil pump component, the oil pump component is connected with the fuel tank；
Valve group is lifted, the lifting valve group is connected with the oil outlet of the oil pump component；
Elevating ram, the elevating ram are optionally connected with the oil pump component by the lifting valve group；
Driving motor heat exchange unit, the driving motor heat exchange unit are connected to the lifting valve for cooling down driving motor
Between group and the fuel tank；Wherein,
The lifting valve group is set as being connected to the import of the oil outlet and the driving motor heat exchange unit of the oil pump component.
2. the cooling combined system of lifting according to claim 1, which is characterized in that the lifting valve group is set as described
The import of the oil outlet and the driving motor heat exchange unit of the oil pump component is connected to when elevating ram does not work.
3. the cooling combined system of lifting according to claim 2, which is characterized in that the lifting valve group includes：Cooling control
Solenoid valve processed, and be set as the cooling control solenoid valve when the elevating ram does not work obtain it is electric so that the oil pump component
Oil outlet be connected to driving motor heat exchange unit.
4. the cooling combined system of lifting according to claim 1, which is characterized in that further include：Floating valve group, the lifting
Valve group includes hoist control valve, and the hoist control valve is connected between the oil pump component and the floating valve group, described floating
Dynamic valve group is connected between the hoist control valve and the elevating ram.
5. the cooling combined system of lifting according to claim 4, which is characterized in that the oil return opening of the hoist control valve is logical
It crosses drainback passage to be connected to the oil return opening of the lifting valve group, the oil return opening of the lifting valve group and driving motor heat exchange are single
The inlet communication of member.
6. the cooling combined system of lifting according to claim 5, which is characterized in that the floating valve group has floating electromagnetism
Valve, and be set as obtaining in the elevating ram off-load electric so that the oil duct of the floating valve group and the oil return for lifting valve group
Channel is connected to.
7. the cooling combined system of lifting according to claim 6, which is characterized in that described when the elevating ram work
Fluid in fuel tank enters the lifting valve group by the oil pump component, and enters the floating by the hoist control valve
Valve group, fluid enter the drainback passage of the lifting valve group by the oil return opening of the hoist control valve, into driving electricity
Machine heat exchange unit.
8. the cooling combined system of lifting according to claim 1, which is characterized in that the lifting valve group and driving electricity
The check valve from the lifting valve group to the driving motor heat exchange unit one-way conduction is equipped between machine heat exchange unit.
9. the cooling combined system of lifting according to claim 1, which is characterized in that further include：Cooler, the cooler
It is connected between the lifting valve group and the driving motor heat exchange unit.
10. the cooling combined system of lifting according to claim 1, which is characterized in that the driving motor heat exchange unit is
The heat exchange runner of the driving motor.
11. the cooling combined system of lifting according to claim 1, which is characterized in that the oil inlet of the oil pump component with
It is equipped with oil absorption filter between the fuel tank, high-pressure filteration is equipped between the oil outlet of the oil pump component and the lifting valve group
Device.
12. a kind of vehicle, which is characterized in that be arranged just like the cooling combined system of lifting described in any one of claim 1-11
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710210207.5A CN108657049B (en) | 2017-03-31 | 2017-03-31 | Lifting cooling composite system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710210207.5A CN108657049B (en) | 2017-03-31 | 2017-03-31 | Lifting cooling composite system and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108657049A true CN108657049A (en) | 2018-10-16 |
| CN108657049B CN108657049B (en) | 2020-11-20 |
Family
ID=63784339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710210207.5A Active CN108657049B (en) | 2017-03-31 | 2017-03-31 | Lifting cooling composite system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108657049B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382520A (en) * | 2023-12-11 | 2024-01-12 | 临工重机股份有限公司 | Container lifting control system and engineering machinery |
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| CN101804782A (en) * | 2010-03-24 | 2010-08-18 | 四川成都成工工程机械股份有限公司 | Novel hydraulic system of drive axle cooling system |
| WO2013108575A1 (en) * | 2012-01-19 | 2013-07-25 | 日立建機株式会社 | Transport vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108657049B (en) | 2020-11-20 |
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