CN109515111A - The energy saving warm air heating system of electric excavator - Google Patents
The energy saving warm air heating system of electric excavator Download PDFInfo
- Publication number
- CN109515111A CN109515111A CN201811383618.5A CN201811383618A CN109515111A CN 109515111 A CN109515111 A CN 109515111A CN 201811383618 A CN201811383618 A CN 201811383618A CN 109515111 A CN109515111 A CN 109515111A
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- Prior art keywords
- water
- warm air
- connect
- outlet
- radiator
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/03—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Air-Conditioning For Vehicles (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention discloses a kind of energy saving warm air heating systems of electric excavator, belong to technical field of engineering machinery.It mainly includes warm air system, hydraulic oil radiator, and aluminum pipe is equipped in the fluid chamber of hydraulic oil radiator, and aluminum pipe both ends are connect with the inlet and outlet of warm air system respectively by pipeline.Power consumption of the present invention is few, heats cooling water by the high temperature hydraulic oil in motor water jacket, electric machine controller heat sink and the scattered grease chamber of oil, the demand of warm air temperature is met while improving hydraulic oil and dissipating heat-sinking capability.Present invention is mainly used for the warm air systems of electric excavator.
Description
Technical field
The invention belongs to technical field of engineering machinery, specifically, more particularly to a kind of energy saving warm wind of electric excavator
Heating system.
Background technique
The design of existing electric excavator, warm air heating system substantially divide two ways: 1, being realized by electric heating warm
Wind heating, this mode consume that electric energy is big, cause the lasting consumption of electric energy, affect the cruising ability of complete machine, not energy saving enough；2,
Cooling water is heated to provide heat source to warm air system, still by the heat dissipation capacity of the heat dissipation of motor water jacket and electric machine controller heat sink
Motor water jacket and electric machine controller water jacket heat dissipation capacity are limited, and it is low to will lead to warm air temperature, are unable to satisfy heating and require.Currently, also
There is no a kind of warm air heating system that can improve hydraulic oil while meeting warm air temperature and dissipate heat-sinking capability, reduce power consumption.
Summary of the invention
It is an object of the invention to overcome drawbacks described above, a kind of energy saving warm air heating system of electric excavator is provided, it should
System power consumption is few, heats cooling by the high temperature hydraulic oil in motor water jacket, electric machine controller heat sink and the scattered grease chamber of oil
Water meets the demand of warm air temperature while improving hydraulic oil and dissipating heat-sinking capability.
The electric excavator energy saving warm air heating system, including warm air system, it is characterised in that: further include hydraulic
Oil radiator, be equipped with aluminum pipe in the fluid chamber of hydraulic oil radiator, aluminum pipe both ends by pipeline respectively with warm air system into
The mouth of a river is connected with water outlet.
Further, further include by the sequentially connected water radiator of pipeline, electric machine controller heat sink and motor water jacket,
Motor water jacket is connect by water pump with aluminum pipe one end, and the water inlet connection of the aluminum pipe other end and warm air system, warm air system goes out
The mouth of a river is connect with water radiator.
Further, three-way connection second and three-way connection first are equipped between the hydraulic oil radiator and water pump, three connect
The helmet is equipped with water valve, and the water inlet of three-way connection second and the water outlet of water pump connect, and three-way connection second is equipped with water outlet one
With water outlet two, water outlet one is connect with water valve, and water outlet two is connect with aluminum pipe, the water inlet and warm wind return water of three-way connection first
Pipe connection, the water outlet of three-way connection first and the water inlet of water radiator connect.
Further, the water outlet of the three-way connection first is connected by the water inlet of water radiator water inlet pipe and water radiator
It connects.
Further, the water outlet of the water pump is connect by water pump outlet pipe with the water inlet of three-way connection second.
Further, the water outlet of the water radiator by water radiator outlet pipe and electric machine controller heat sink into
Mouth of a river connection.
Further, the water outlet of the electric machine controller heat sink is connected by motor water jacket water inlet pipe and motor water jacket
It connects.
Further, the water outlet of the motor water jacket is connected by the water inlet of motor water jacket outlet pipe and water pump.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is cooperated by motor water jacket, electric machine controller heat sink and hydraulic oil radiator, makes cooling water in liquid
It is further heated in the high temperature hydraulic oil of pumping chamber, solves the problems, such as that the warm wind heat supply of traditional electric excavator is insufficient；
2, cooling water takes away hydraulic oil radiator partial heat, effectively increases the heat-sinking capability of hydraulic system；
3, by adding two three-way connections and water valve, realize that hydraulic oil dissipates warm wind heating and electric system heat dissipation water route
Logic switch；
4, the present invention saves electric energy, realizes energy-saving without consuming electric energy heating warm wind.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is main view of the invention；
Fig. 3 is left view of the invention；
Fig. 4 is top view of the invention.
In figure, 1, motor water jacket water inlet pipe；2, motor water jacket outlet pipe；3, motor water jacket；4, water pump；5, water pump outlet pipe；
6, three-way connection second；7, three-limb tube；8, fluid chamber；9, aluminum pipe；10, water pipe；11, three-way connection first；12, water valve；13,
Heater inlet pipe；14, hydraulic oil radiator；15, water radiator；16, water radiator outlet pipe；17, water radiator water inlet pipe；
18, intelligent temperature control electric fan；19, electric machine controller heat sink；20, warm wind return pipe.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
Embodiment one: electric excavator energy saving warm air heating system, including warm air system and hydraulic oil radiator 14, liquid
Be equipped with aluminum pipe 9 in the fluid chamber 8 of pressure oil radiator 14,9 both ends of aluminum pipe by pipeline respectively with the water inlet of warm air system and
Water outlet connection.
Embodiment two: further including by the sequentially connected water radiator 15 of pipeline, electric machine controller heat sink 19 and motor
Water jacket 3, motor water jacket 3 are connect by water pump 4 with 9 one end of aluminum pipe, and the water inlet connection of 9 other end of aluminum pipe and warm air system is warmed up
The water outlet of wind system is connect with water radiator 15；It is other to be the same as example 1.
Embodiment three: as shown in Figures 1 to 4, three-way connection second 6 is equipped between the hydraulic oil radiator 14 and water pump 4
With three-way connection first 11, three-way connection first 11 is equipped with water valve 12, and the water inlet of three-way connection second 6 and the water outlet of water pump 4 connect
It connects, three-way connection second 6 is equipped with water outlet one and water outlet two, and water outlet one is connect with water valve 12, and water outlet two and aluminum pipe 9 connect
It connects, the water inlet of three-way connection first 11 is connect with warm wind return pipe 20, water outlet and the water radiator 15 of three-way connection first 11
The water outlet of water inlet connection, three-way connection first 11 is connect by water radiator water inlet pipe 17 with the water inlet of water radiator 15,
The water outlet of water pump 4 is connect by water pump outlet pipe 5 with the water inlet of three-way connection second 6, and the water outlet of water radiator 15 passes through water
Radiator outlet pipe 16 is connect with the water inlet of electric machine controller heat sink 19, and the water outlet of electric machine controller heat sink 19 passes through
Motor water jacket water inlet pipe 1 is connect with motor water jacket 3, and the water outlet of motor water jacket 3 passes through motor water jacket outlet pipe 2 and water pump 4
Water inlet connection；It further include intelligent temperature control electric fan 18, intelligent temperature control electric fan 18 is the prior art；Other and embodiment
Two is identical.
During installation, the water outlet one of three-way connection second 6 passes through the water of three-limb tube 7 and three-way connection first 11 to the present invention
Valve 12 connects；The water outlet two of three-way connection second 6 is connect by water pipe 10 with aluminum pipe 9；Warm air system and heater inlet pipe 13 and
Warm wind return pipe 20 connects.
Working principle of the invention is as follows: when winter warm air system is opened, the water valve 12 in three-way connection first 11 is turned off manually,
At this point, cooling water is flowed out from the radiator outlet 16 of water radiator 15, heated into electric machine controller heat sink 19, then through electricity
Machine water jacket water inlet pipe 1 enters motor water jacket 3 and heats, and enters three-way connection second 6, the water outlet one of three-way connection second 6 by water pump 4
The water valve 12 in three-way connection first 11 is connected, because water valve 12 is closed, cooling water can only enter from the water outlet two of three-way connection second 6
Aluminum pipe 9 in the fluid chamber 8 of hydraulic oil radiator 14, cooling water in the aluminum pipe 9 in fluid chamber 8 by high temperature hydraulic oil again
After secondary heating, warm air system is entered by heater inlet pipe 13, after heat supply, cooling water enters three by warm wind return pipe 20 and connects
The helmet 11 returns through water radiator water inlet pipe 17 and completes warm wind circulation in water radiator 15.
When summer warm air system is closed, water valve 12 is opened, cooling water passes through water radiator 15 and intelligent temperature control electric fan
18 intelligent temperature control system completes the heat dissipation of motor water jacket 3 and complete machine hydraulic system.Radiator of the cooling water from water radiator 15
Water outlet 16 flows out, and sequentially enters electric machine controller heat sink 19, motor water jacket 3, water pump 4, three-way connection second 6, water valve 12 is beaten
It opens, cooling water enters three-way connection first 11 through water outlet one, finally enters water radiator 15, completes normal electric system heat dissipation
Circulation.
Claims (8)
1. a kind of electric excavator energy saving warm air heating system, including warm air system, it is characterised in that: further include that hydraulic oil dissipates
Hot device (14) is equipped with aluminum pipe (9) in the fluid chamber (8) of hydraulic oil radiator (14), aluminum pipe (9) both ends by pipeline respectively with
The inlet and outlet of warm air system connect.
2. the energy saving warm air heating system of electric excavator according to claim 1, it is characterised in that: further include passing through pipe
The sequentially connected water radiator in road (15), electric machine controller heat sink (19) and motor water jacket (3), motor water jacket (3) pass through water
Pump (4) connect with aluminum pipe (9) one end, and the water inlet of aluminum pipe (9) other end and warm air system connects, the water outlet of warm air system and
Water radiator (15) connection.
3. the energy saving warm air heating system of electric excavator according to claim 2, it is characterised in that: the hydraulic oil dissipates
Three-way connection second (6) and three-way connection first (11) are equipped between hot device (14) and water pump (4), three-way connection first (11) is equipped with water
The water inlet of valve (12), three-way connection second (6) is connect with the water outlet of water pump (4), and three-way connection second (6) is equipped with water outlet one
With water outlet two, water outlet one is connect with water valve (12), and water outlet two is connect with aluminum pipe (9), the water inlet of three-way connection first (11)
Mouth is connect with warm wind return pipe (20), and the water outlet of three-way connection first (11) is connect with the water inlet of water radiator (15).
4. the energy saving warm air heating system of electric excavator according to claim 3, it is characterised in that: the three-way connection
The water outlet of first (11) is connect by water radiator water inlet pipe (17) with the water inlet of water radiator (15).
5. the energy saving warm air heating system of electric excavator according to claim 4, it is characterised in that: the water pump (4)
Water outlet connect with the water inlet of three-way connection second (6) by water pump outlet pipe (5).
6. the energy saving warm air heating system of electric excavator according to claim 1, it is characterised in that: the water radiator
(15) water outlet is connect by water radiator outlet pipe (16) with the water inlet of electric machine controller heat sink (19).
7. the energy saving warm air heating system of electric excavator according to claim 1, it is characterised in that: the motor control
The water outlet of device heat sink (19) is connect by motor water jacket water inlet pipe (1) with motor water jacket (3).
8. the energy saving warm air heating system of electric excavator according to claim 1, it is characterised in that: the motor water jacket
(3) water outlet is connect by motor water jacket outlet pipe (2) with the water inlet of water pump (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811383618.5A CN109515111B (en) | 2018-11-20 | 2018-11-20 | Energy-saving warm air heating system for electric excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811383618.5A CN109515111B (en) | 2018-11-20 | 2018-11-20 | Energy-saving warm air heating system for electric excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109515111A true CN109515111A (en) | 2019-03-26 |
| CN109515111B CN109515111B (en) | 2021-06-04 |
Family
ID=65776743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811383618.5A Active CN109515111B (en) | 2018-11-20 | 2018-11-20 | Energy-saving warm air heating system for electric excavator |
Country Status (1)
| Country | Link |
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| CN (1) | CN109515111B (en) |
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| EP1369386A2 (en) * | 2002-05-31 | 2003-12-10 | RHEBAU Rheinische Beton- und Bauindustrie GmbH & Co. | Device for aeration of waste water and for cleaning a membrane assembly and small-scale waste water treatment plant containing this device |
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| CN207433191U (en) * | 2017-11-21 | 2018-06-01 | 浙江义利汽车零部件有限公司 | A kind of warm wind flow control system |
| CN207579519U (en) * | 2017-12-20 | 2018-07-06 | 南京越博动力系统股份有限公司 | A kind of electric vehicle waste heat recovery intelligent control warm air system |
| CN108608829A (en) * | 2018-04-16 | 2018-10-02 | 中国科学院广州能源研究所 | Electric automobile air-conditioning system based on heat management and its control method |
-
2018
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Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH07257156A (en) * | 1993-12-27 | 1995-10-09 | Sanden Corp | Vehicle air-conditioning device |
| EP1369386A2 (en) * | 2002-05-31 | 2003-12-10 | RHEBAU Rheinische Beton- und Bauindustrie GmbH & Co. | Device for aeration of waste water and for cleaning a membrane assembly and small-scale waste water treatment plant containing this device |
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| Publication number | Publication date |
|---|---|
| CN109515111B (en) | 2021-06-04 |
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Denomination of invention: Energy saving warm air heating system for electric excavator Effective date of registration: 20211217 Granted publication date: 20210604 Pledgee: Industrial and Commercial Bank of China Limited Linyi Economic Development Zone sub branch Pledgor: SHANDONG LINGONG CONSTRUCTION MACHINERY Co.,Ltd. Registration number: Y2021980015222 |
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