CN111605432B - Quick battery changing system for oil-electricity hybrid truck - Google Patents
Quick battery changing system for oil-electricity hybrid truck Download PDFInfo
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- CN111605432B CN111605432B CN202010488367.8A CN202010488367A CN111605432B CN 111605432 B CN111605432 B CN 111605432B CN 202010488367 A CN202010488367 A CN 202010488367A CN 111605432 B CN111605432 B CN 111605432B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
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- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0438—Arrangement under the floor
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- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
- B60K2001/0461—Removal or replacement of the energy storages from the side
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- 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
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
- B60K2001/0494—Removal or replacement of the energy storages with arrangements for sliding
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- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a battery quick-change system of an oil-electricity hybrid truck, which comprises a battery pack frame and a plurality of battery packs, wherein the battery pack frame is provided with a plurality of laminates for isolating the battery packs, each laminate is provided with a plurality of meshes, battery pack supporting legs are arranged on the lower surfaces of the battery packs, and limiting strips for connecting the side walls and the tops of the battery packs are arranged on the inner surfaces of the battery pack frame; the outer side of the battery pack frame is provided with an openable door body for taking and placing a battery pack, and the door body and the battery pack frame support are provided with sealing devices for sealing the door body and the battery pack frame. The invention also comprises a battery temperature adjusting device which comprises a battery heating device and a battery air cooling system. The battery pack is in a modular design, the technical problem that the electric energy of the oil-electric hybrid truck is slowly supplemented in the prior art is solved, the battery temperature adjusting device can adjust the temperature of the battery pack, external resources are utilized as much as possible, and extra energy consumption is avoided to the maximum extent in the process of adjusting the temperature.
Description
Technical Field
The invention relates to the technical field of oil-electricity hybrid trucks, in particular to a battery quick-change system of an oil-electricity hybrid truck.
Background
Under the large backgrounds of energy restriction, environmental pollution and the like, the government of China takes the development of new energy automobiles as a major measure for solving the problems of energy and environment and realizing sustainable development, and various automobile production enterprises also take the new energy automobiles as an important strategic direction for seizing the high-point of the future automobile industry. Under the joint efforts of governments and enterprises, the new energy automobile industry in China shows a good development trend in recent years.
The new energy automobile refers to all other energy automobiles except gasoline and diesel engines, including fuel cell automobiles, oil-electricity hybrid automobiles, hydrogen energy power automobiles, solar automobiles and the like. The exhaust emission is relatively low. The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and is advanced in technical principle, novel in technology and novel in structure.
At present, compared with hydrogen energy and solar energy, the technical obstacle of gradually replacing fuel oil by adopting electric energy is small, but the development of battery technology is limited, and the use of the current pure electric vehicle has certain limitation. The fuel consumption of the truck is larger than that of a passenger vehicle, so that the design of the fuel-electric hybrid truck is of great significance for reducing the fuel consumption of the truck. For passenger vehicles, the traveling distance of a truck is usually long, the utilization rate is high, the charging speed is limited (the service life of a battery can be shortened by a quick charging technology), and the currently designed hybrid oil-electricity truck with the battery pack capable of being replaced quickly is high in feasibility.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a quick change system for a battery of an oil-electricity hybrid truck, which solves the technical problem of slow electricity supplement of the oil-electricity hybrid truck in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a quick-change system for batteries of an oil-electricity hybrid truck comprises: the battery pack support is provided with a plurality of laminates for isolating the battery packs, the laminates are provided with a plurality of meshes, the lower surface of each battery pack is provided with a battery pack supporting leg, the lower end of each battery pack supporting leg is provided with a positioning convex ring, each laminate is provided with a positioning groove for connecting the positioning convex ring, and each positioning groove is provided with an elastic stop block for connecting the positioning convex ring; the elastic stop block is any one or combination of a prepressing top bead and a spring plate;
the inner surface of the battery pack frame is provided with a limiting strip for connecting the side wall and the top of the battery pack; the outer side of the battery pack frame is provided with an openable door body for taking and placing the battery pack, and the door body and the battery pack frame support are provided with sealing devices for sealing the door body and the battery pack frame. As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the battery pack frame is connected to the frame, the laminate is vertically arranged, and the laminate is connected with the limiting strips.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the two battery pack frames are symmetrically arranged on the rear side of the cab by taking the center of the cab as a symmetric center, the lower end of each battery pack frame is connected with the frame, the laminate is horizontally arranged, and the battery packs are arranged on the upper surface of the laminate.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: still include battery attemperator, what the battery package put up still is equipped with out the fan housing, the air inlet end that goes out the fan housing is connected the air-supply line, battery attemperator is connected to the air-supply line, battery attemperator includes battery heating device and battery air cooling system.
As an optimized scheme, the quick-change system for the battery of the oil-electricity hybrid truck is characterized in that: the battery heating device comprises a lower air inlet cover, the lower air inlet cover is connected with an air inlet pipe through a first valve, and the air inlet end of the lower air inlet cover is connected with a radiator;
the battery air cooling system comprises an upper air inlet cover and a second valve, an air outlet of the upper air inlet cover is connected with an air inlet pipe, an air inlet end of the upper air inlet cover is connected with an air guide cover at the top end of the vehicle cab, and the air inlet pipe is connected with the vehicle refrigeration system through the second valve.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the air guide cover is also provided with an air inlet cover, and the air inlet cover can be opened and connected with an air inlet of the upper air inlet cover.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the inner edge of the upper air inlet cover is provided with a second hinged portion and a third hinged portion, the upper air inlet cover is provided with the first hinged portion, the second hinged portion is hinged to the first hinged portion, and the third hinged portion is connected to the upper air inlet cover through an air cylinder.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the edge of the upper air inlet cover is also provided with a sunken end, the inner edge of the upper air inlet cover is also provided with a flange, and when the air inlet cover is closed, the sunken end is connected to the flange.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: connect in the air-out cover of frame battery package frame and set up in the front end of battery package frame, the rear end of battery package frame still is equipped with the air exit, the air exit opening down.
As an optimization scheme, the quick change system for the battery of the oil-electricity hybrid truck is characterized in that: the air outlet cover connected to the rear side battery pack frame of the cab is arranged at the upper end of the battery pack frame.
The invention achieves the following beneficial effects:
1. the battery pack is arranged at the rear side of a driving or an original auxiliary oil tank, the structure of the existing vehicle is not adjusted to a large extent, redundant space of the vehicle is fully utilized, the safety coefficient of the position is higher compared with other positions (such as the position of an oil tank), and when a safety accident occurs, the probability of collision or extrusion of the battery pack is lower.
2. The battery temperature adjusting device can adjust the temperature of the battery pack, external resources (natural air flow and heat generated by a vehicle) are utilized as far as possible, extra energy consumption is avoided to the maximum extent in the temperature adjusting process, when natural air cooling is adopted, air flow generated by movement of the vehicle can be utilized to carry out air cooling on the battery pack, after the air inlet cover is closed, the outer contour of the air guide cover is not greatly changed, and wind resistance cannot be increased.
Drawings
FIG. 1 is a left side view of the overall structure of the first embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view showing the connection of the positioning groove, the positioning convex ring and the elastic stopper;
FIG. 4 is a schematic diagram of the battery temperature regulating apparatus of the present invention;
FIG. 5 is a view of the structure of the wind scooper of the present invention;
FIG. 6 is a left side view of the overall structure of the second embodiment of the present invention;
the meaning of the reference numerals: 1-battery pack rack; 2-a battery pack; 3-an upper air inlet cover; 4-a cab; 41-a wind scooper; 11-layer plate; 12-air outlet cover; 13-a limit bar; 14-lower air pipe; 15-lower battery box; 16-an air outlet; 21-battery pack legs; 31-an air inlet pipe; 32-an air inlet cover; 33-a first hinge part; 34-a cylinder; 35-a flange; 321-a second hinge part; 322-hinge section three; 323-recessed end; 42-a frame; 101-a first valve; 102-lower air inlet hood; 103-a second valve; 14-a heat sink; 111-a positioning slot; 211-positioning convex ring; 112-elastic stops.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
as shown in fig. 1 to 3: the embodiment discloses a quick battery changing system for an oil-electric hybrid truck, which comprises a battery pack frame 1 and a plurality of battery packs 2, wherein the battery pack frame 1 is provided with a plurality of laminates 11 for isolating the battery packs 2, each laminate 11 is provided with a plurality of meshes, battery pack supporting legs 21 are arranged on the lower surfaces of the battery packs 2 so as to facilitate the movement of the battery packs through an external device, positioning convex rings 211 are arranged at the lower ends of the battery pack supporting legs 21, each laminate 11 is provided with positioning grooves 111 for connecting the positioning convex rings 211, each positioning groove 111 is provided with an elastic stop block 112 for connecting the positioning convex rings 211, and each elastic stop block 112 is any one or a combination of a pre-pressed top bead (belonging to the prior art) and a spring plate; the elastic stopper 112 is used for abutting against the positioning convex ring 211 to realize the positioning of the battery pack 2.
The inner surface of the battery pack frame 1 is provided with a limiting strip 13 (used for preventing the battery pack from sliding on the laminate and ensuring accurate electrical connection between the battery pack and the battery pack frame) for connecting the side wall and the top of the battery pack 2; an openable door body for taking and placing the battery pack 2 is arranged on the outer side of the battery pack frame 1, and a sealing device for sealing the door body and the battery pack frame 1 is arranged on the door body and the battery pack frame 1. The battery pack frame 1 is connected to the frame 42 and arranged at the position of a primary and secondary fuel tank of the vehicle, the layer plate 11 is preferably vertically arranged, and the limiting strip 13 is connected with the layer plate 11.
Because the battery can not work in an overcooling and overheating environment, the activity of the battery is reduced when the temperature is lower, and the capacity is influenced; at higher temperatures, batteries are prone to overheating, even explosion, and fire. In order to ensure the normal operation of the battery pack 2, the battery pack frame further comprises a battery temperature adjusting device, the front end of the battery pack frame 1 is provided with an air outlet cover 12, the air outlet cover 12 plays a role in diffusing air flow entering the battery pack frame, the laminated plate 11 is a mesh plate and can enable the air flow to smoothly circulate, the air inlet end of the air outlet cover 12 is connected with an air inlet pipe 31, the air inlet pipe 31 is connected with the battery temperature adjusting device, and the battery temperature adjusting device comprises a battery heating device and a battery air cooling system.
As shown in fig. 4 and 5: the battery heating device comprises a lower air inlet cover 102, the lower air inlet cover 102 is connected with an air inlet pipe 31 through a first valve 101, an air inlet end of the lower air inlet cover 102 is connected with a radiator 14, a battery air cooling system comprises an upper air inlet cover 3 and a second valve 103, an air outlet of the upper air inlet cover 3 is connected with the air inlet pipe 31, an air inlet end of the upper air inlet cover 3 is connected with an air guide cover 41 at the top end of a vehicle cab 4, the air inlet pipe 31 is connected with a vehicle refrigeration system through the second valve 103, and the air guide cover 41 belongs to the prior art and is used for reducing the air resistance of a vehicle.
The air guiding cover 41 is further provided with an air inlet cover 32, and the air inlet cover 32 can be connected to an air inlet of the upper air inlet cover 3 in an opening mode.
The inner edge of the air inlet cover 3 is provided with a second hinge part 321 and a third hinge part 322, the upper air inlet cover 3 is provided with a first hinge part 33, the second hinge part 321 is hinged with the first hinge part 33, and the third hinge part 322 is connected with the upper air inlet cover 3 through an air cylinder 34.
In order to further increase the sealing performance between the air inlet cover 32 and the edge of the upper air inlet hood 3, the edge of the upper air inlet hood 3 is further provided with a concave end 323, the inner edge of the upper air inlet hood 3 is further provided with a flange 35, and when the air inlet cover 32 is closed, the concave end 323 is connected to the flange 35.
The air-out cover 12 of the battery pack frame 1 of the embodiment is arranged at the front end of the battery pack frame 1, the overall height of the battery pack frame 1 is reduced, the rear end of the battery pack frame 1 is also provided with an air outlet 16, the air outlet 16 and the air-out cover 12 form convection, and the air outlet 16 is preferably provided with a downward opening, so that rainwater can be prevented from entering the battery pack frame 1.
The battery temperature adjusting device is used as follows:
when the vehicle is in a driving state and the outside temperature is high, the battery packs 2 need to be cooled, the air inlet cover 32 is opened through the air cylinder 34 (the air cylinder 34 contracts), air flow enters the air inlet pipe 31 through the air inlet cover 3 (as shown by a dotted arrow in fig. 5), then sequentially passes through the laminates 11, and the battery packs 2 are sequentially cooled from top to bottom (as shown by an arrow in fig. 3), and finally flow out to the atmosphere through the lower battery box 15. It should be noted that: the spacing strips 13 and the battery pack legs 21 should be designed to be discontinuous to avoid obstructing the airflow. In this process, both the first valve 101 and the second valve 103 are kept closed.
When the air flow cooling effect of the air inlet cover 3 is poor, for example, when the vehicle stops or the speed is slow, the external temperature is high or the heat generated by the battery pack in a short time is large, the air inlet cover 32 is closed (the air cylinder 34 is extended), the second valve 103 is opened, the vehicle refrigeration system works, cold air generated enters the air outlet cover 12, then sequentially passes through the laminates 11, and sequentially cools the battery packs 2 from top to bottom, and the first valve 101 needs to be closed in the process.
When the battery pack 2 needs to be heated, the first valve 101 is opened, the second valve 103 and the air inlet cover 32 are closed, heat generated by the radiator 14 enters the lower air inlet cover 102 under the driving of the air dissipation fan, and then sequentially passes through the laminates 11 to sequentially heat the battery packs 2 from top to bottom. The radiator 14 is used for cooling an engine, belongs to the existing device of a truck, and mainly needs to ensure normal heat dissipation of the radiator 14 in design so as to avoid influence of the lower air inlet cover 102 on heat dissipation of the radiator 14.
After the air inlet cover 32 is closed, the outer profile of the wind scooper 41 is not greatly changed, so that the fluid dynamic characteristics of the wind scooper are not affected.
The battery pack is in a modular design, so that the technical problem that the electric energy of the oil-electricity hybrid truck is slowly supplemented in the prior art is solved, and the battery pack is arranged at the auxiliary oil tank of the existing vehicle and does not greatly adjust the structure of the existing vehicle.
The battery temperature adjusting device can adjust the temperature of the battery pack, utilizes external resources (natural airflow and heat generated by a vehicle) as much as possible, avoids generating extra energy consumption to the maximum extent in the process of adjusting the temperature, can utilize the airflow generated by the motion of the vehicle to carry out air cooling on the battery pack when natural air cooling is adopted, and does not change the outline of the air guide cover greatly and increase the wind resistance after the air inlet cover is closed.
Example two:
as shown in fig. 6: the difference between the first embodiment and the second embodiment is that two battery pack frames 1 are provided, the two battery pack frames 1 are symmetrically arranged at the rear side of the cab 4 by taking the center of the cab 4 as a symmetric center, the lower end of the battery pack frame 1 is connected with the frame 42, the battery pack frame 1 is provided with a plurality of laminates 11 horizontally arranged, the battery pack 2 is arranged on the upper surface of the laminates 11, the air outlet cover 12 is arranged on the upper surface of the battery pack frame 1, the battery temperature adjusting device is completely the same as the first embodiment, the battery temperature adjusting device is connected with the air outlet cover 12 through the air inlet pipe 31, and air flow is discharged to the outside through the laminate 11.
The two embodiments have respective advantages, and can be selected according to actual conditions in practical use.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick change system of oil-electricity hybrid truck battery which characterized in that: the battery pack frame (1) is provided with a plurality of laminates (11) used for isolating the battery pack (2), the laminates (11) are provided with a plurality of meshes, battery pack supporting legs (21) are arranged on the lower surface of the battery pack (2), positioning convex rings (211) are arranged at the lower ends of the battery pack supporting legs (21), the laminates (11) are provided with positioning grooves (111) used for being connected with the positioning convex rings (211), the positioning grooves (111) are provided with elastic stop blocks (112) used for being connected with the positioning convex rings (211), and the elastic stop blocks (112) are prepressing top beads or elastic pieces or a combination of the prepressing top beads and the elastic pieces;
the inner surface of the battery pack frame (1) is provided with a limiting strip (13) used for connecting the side wall and the top of the battery pack (2); an openable door body for taking and placing the battery pack (2) is arranged on the outer side of the battery pack frame (1), and sealing devices for sealing the door body and the battery pack frame (1) are arranged on the door body and the battery pack frame (1) support;
the battery pack rack (1) is also provided with an air outlet cover (12), the air inlet end of the air outlet cover (12) is connected with an air inlet pipe (31), the air inlet pipe (31) is connected with a battery temperature adjusting device, and the battery temperature adjusting device comprises a battery heating device and a battery air cooling system;
the battery heating device comprises a lower air inlet cover (102), the lower air inlet cover (102) is connected with an air inlet pipe (31) through a first valve (101), and the air inlet end of the lower air inlet cover (102) is connected with a radiator (104);
the battery air cooling system comprises an upper air inlet cover (3) and a second valve (103), an air outlet of the upper air inlet cover (3) is connected with an air inlet pipe (31), an air inlet end of the upper air inlet cover (3) is connected with an air guide cover (41) at the top end of a vehicle cab (4), and the air inlet pipe (31) is connected with a vehicle refrigeration system through the second valve (103).
2. The battery quick-change system for the oil-electric hybrid truck according to claim 1, characterized in that: the battery pack frame (1) is connected to the frame (42), the laminate (11) is vertically arranged, and the limiting strip (13) is connected with the laminate (11).
3. The quick-change system for the battery of the oil-electric hybrid truck according to claim 1, characterized in that: the battery pack frame (1) has two, and two battery pack frames (1) use the center of driver's cabin (4) as the center of symmetry, and the symmetry sets up in the rear side of driver's cabin (4), frame (42) are connected to the lower extreme of battery pack frame (1), plywood (11) level is placed, battery pack (2) are placed in the upper surface of plywood (11).
4. The quick-change system for the battery of the oil-electric hybrid truck according to claim 1, characterized in that: the air guide cover (41) is further provided with an air inlet cover (32), and the air inlet cover (32) can be connected to an air inlet of the upper air inlet cover (3) in an opening mode.
5. The quick-change system for the battery of the oil-electric hybrid truck according to claim 4, characterized in that: the inner edge of the upper air inlet cover (3) is provided with a second hinge part (321) and a third hinge part (322), the upper air inlet cover (3) is provided with a first hinge part (33), the second hinge part (321) is hinged to the first hinge part (33), and the third hinge part (322) is connected to the upper air inlet cover (3) through an air cylinder (34).
6. The quick-change system for the battery of the oil-electric hybrid truck according to claim 4, characterized in that: the edge of the upper air inlet cover (3) is also provided with a concave end (323), the inner edge of the upper air inlet cover (3) is also provided with a flange (35), and when the air inlet cover (32) is closed, the concave end (323) is connected to the flange (35).
7. The quick-change system for the battery of the oil-electric hybrid truck according to claim 1, characterized in that: connect in the air-out cover (12) of frame (42) battery package frame (1) and set up in the front end of battery package frame (1), the rear end of battery package frame (1) still is equipped with air exit (16), air exit (16) opening down.
8. The battery quick-change system for the oil-electric hybrid truck according to claim 1, characterized in that: an air outlet cover (12) connected with the battery pack frame (1) at the rear side of the cab (4) is arranged at the upper end of the battery pack frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN108539069A (en) * | 2018-04-09 | 2018-09-14 | 广东技术师范学院 | A kind of automobile batteries packet and replaceable battery system |
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| CN208315650U (en) * | 2018-07-02 | 2019-01-01 | 邱玲 | A kind of new energy car battery installs case |
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