CN216580124U

CN216580124U - Electric tractor

Info

Publication number: CN216580124U
Application number: CN202122506279.9U
Authority: CN
Inventors: 张一帆; 马建华; 刘颖; 周全; 周延平; 姜娟
Original assignee: Nanjing Huawei Intelligent Hitachi Automotive Systems Ltd
Current assignee: Nanjing Huawei Intelligent Hitachi Automotive Systems Ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-24
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses an electric tractor, comprising: the system comprises a tractor head, a tractor frame and at least one battery module; the tractor head comprises a first tire; the tractor frame comprises a pluggable interface module and a second tire; the battery module is positioned between the first tire and the second tire; the battery module is connected with the pluggable interface module in a pluggable mode. Through the space utilization between first tire and second tire, increase the battery module quantity that can carry of electric traction car, and then improve electric traction car's delivery mileage, battery module can connect according to electric traction car's delivery mileage pluggable formula simultaneously, and the installation is nimble, convenient to use.

Description

Electric tractor

Technical Field

The embodiment of the utility model relates to the technical field of electric vehicles, in particular to an electric tractor.

Background

Among the prior art, trade electric tractor because it can obviously shorten energy supply time, shortens electric tractor's operating time length, increases substantially work efficiency's advantage, becomes the use hot door in electric tractor field at present. However, factors restricting the large-scale development of the battery replacement type electric tractor are not few, the battery capacity of the battery replacement type electric tractor is still limited, the battery replacement is mostly performed in a local area at present, the pain point with short endurance mileage cannot be fundamentally solved, the weight of the battery is large, the dead weight of the electric tractor is increased, the use space of the electric tractor is reduced, and the cargo carrying capacity is reduced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model aims to provide an electric tractor, which is used for improving the space utilization among tires of the electric tractor and further improving the carrying mileage of the electric tractor.

In order to achieve the above object, an embodiment of the present invention provides an electric traction vehicle, including: the system comprises a tractor head, a tractor frame and at least one battery module;

the tractor head includes a first tire;

the tractor frame comprises a pluggable interface module and a second tire;

the battery module is located between the first tire and the second tire;

the battery module is connected with the pluggable interface module in a pluggable mode.

Optionally, the battery module is disposed on a side surface of the tractor frame.

Optionally, the battery module includes a first battery module and a second battery module; the pluggable interface module comprises a first pluggable interface module and a second pluggable interface module;

the first tire comprises a first sub tire and a second sub tire which are respectively positioned on two sides of the tractor head;

the second tire comprises a third sub tire and a fourth sub tire which are respectively positioned at two sides of the tractor frame;

the first battery module and the second battery module are respectively positioned on two sides of the tractor frame, the first battery module is positioned between the first sub-tire and the third sub-tire, and the second battery module is positioned between the second sub-tire and the fourth sub-tire;

the first battery module is connected with the first pluggable interface module in a pluggable mode;

the second battery module is connected with the second pluggable interface module in a pluggable mode.

Optionally, but plug interface module includes two at least fixed units, fixed unit includes first activity draw-in groove, battery module includes second activity draw-in groove, first activity draw-in groove with second activity draw-in groove counterpoint connection.

Optionally, the fixing unit further comprises a releasing subunit, the releasing subunit is connected to the first movable clamping groove, and the releasing subunit is used for controlling the disconnection between the first movable clamping groove and the second movable clamping groove.

Optionally, the fixing structure further comprises a guiding subunit, and the guiding subunit at least comprises a first groove and a first protrusion; the battery module at least comprises a second groove and a second bulge, the first groove is arranged corresponding to the second bulge, and the first bulge is arranged corresponding to the second groove.

Optionally, the electric tractor comprises a vehicle-mounted electric device;

the pluggable interface module is electrically connected with the vehicle-mounted electric equipment and the battery module respectively.

Optionally, the electric tractor further includes a battery replacement module, and the battery replacement module is located on one side of the tractor frame away from the second tire.

Optionally, the frame of the tractor further comprises a battery accommodating frame located between the first tire and the second tire, and the battery module is disposed in the battery accommodating frame.

Optionally, the battery module includes a lithium battery.

The embodiment of the utility model provides an electric tractor, which comprises: the system comprises a tractor head, a tractor frame and at least one battery module; the tractor head comprises a first tire; the tractor frame comprises a pluggable interface module and a second tire; the battery module is positioned between the first tire and the second tire; the battery module is connected with the pluggable interface module in a pluggable mode. Through the space utilization between first tire and second tire, increase the battery module quantity that can carry of electric traction car, and then improve electric traction car's delivery mileage and operating time, battery module can be connected according to electric traction car's delivery mileage pluggable formula simultaneously, and the installation is nimble, convenient to use.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

fig. 1 is a schematic top view of an electric tractor according to an embodiment of the present invention;

fig. 2 is a schematic side view of an electric tractor according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a partial connection structure between a pluggable interface module and a battery module according to an embodiment of the present invention;

fig. 4 is a schematic top view of an electric tractor according to an embodiment of the present invention;

fig. 5 is a schematic side view of another electric tractor according to an embodiment of the present invention.

Detailed Description

To further illustrate the technical means and effects of the embodiments of the present invention for achieving the predetermined purpose of the utility model, the technical solutions of the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings and the preferred embodiments.

Next, the present invention is described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, the schematic drawings showing the structure of the device are not partially enlarged in general scale for convenience of description, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and height should be included in the actual fabrication.

Fig. 1 is a schematic top view of an electric tractor according to an embodiment of the present invention. As shown in fig. 1, the electric traction vehicle 100 includes: a tractor head 101, a tractor frame 102, and at least one battery module 103; the tractor head 101 comprises a first tyre 1011; the tractor frame 102 includes a pluggable interface module 1021 and a second tire 1022; the battery module 103 is located between the first tire 1011 and the second tire 1022; the battery module 103 is pluggable to the pluggable interface module 1021.

In fig. 1, two battery modules 103 are exemplarily illustrated in a tractor frame 102 of an electric tractor 100, a tractor head 101 and the tractor frame 102 are mechanically connected, the tractor frame 102 can accommodate a tire, a motor, a vehicle-mounted bracket, and the like, the tractor head 101 includes a first tire 1011, the tractor frame 102 includes a second tire 1022, the first tire 1011 and the second tire 1022 are located on the same side of the electric tractor 100, a accommodating space exists between the first tire 1011 and the second tire 1022, in order to ensure effective utilization of the accommodating space, the battery module 103 can be disposed between the first tire 1011 and the second tire 1022, the battery module 103 can supply power to a power consumption end device on the battery tractor 100, and the battery module 103 can be formed by a lithium battery, a lead-acid battery, a nickel-hydrogen battery, and the like. Compared with the battery replacement module in the prior art, the side-hung battery module 103 has a small volume and light weight, and the load weight of the electric tractor 100 is effectively reduced. But still be provided with plug interface module 1021 on the tractor frame 102 between corresponding first tire 1011 and the second tire 1022, but plug interface module 1021 and battery module 103 plug are connected, guarantee that electric traction car 100 additionally sets up battery module 103, increase electric traction car 100's delivery stroke and operating time. But plug interface module 1021 can only be connected with battery module 103, realizes the connection of battery module 103 on tractor frame 102, and in the battery module use, the power consumption end equipment can be directly connected with the output interface electricity of battery module 103 through the conducting wire, realizes the power supply effect of battery module 103. But plug interface module 1021 can also be connected with battery module 103 electricity, through set up electric power interface or electric power contact at plug interface module 1021 for battery module 103 can realize supplying power to the consumer end equipment through plug interface module 1021, avoids additionally setting up output interface at battery module 103, reduces the cost of manufacture.

According to the embodiment of the utility model, the battery module is arranged in the accommodating space between the first tire of the tractor head and the second tire of the tractor frame, and the battery module is connected with the pluggable interface module of the tractor frame, so that the side-hanging design of the battery module on the electric tractor is realized, the space utilization between the first tire and the second tire is realized, the endurance mileage and the working time of the electric tractor are ensured, the operation is convenient, and the load weight of the electric tractor is effectively reduced.

Fig. 2 is a schematic side view of an electric tractor according to an embodiment of the present invention. As shown in fig. 2, optionally, the battery module 103 is disposed on the side of the tractor frame 102.

The battery module 103 is installed on the side of the tractor frame 102, the space of the tractor frame 102 is effectively utilized, under the condition that the layout of other equipment or components arranged on the tractor frame 102 is not affected, the space on the side of the tractor frame 102 between the first tire 1011 of the tractor head 101 and the second tire 1022 of the tractor frame 102 is utilized, the battery module 103 is accommodated, the space of the tractor frame 102 is effectively utilized, meanwhile, the carrying mileage and the working time of the electric tractor 100 are improved through the battery capacity and the number of the set battery module 103, and the working efficiency of the electric tractor 100 is improved.

With continued reference to fig. 1 and 2, optionally, the battery module 103 includes a first battery module 1031 and a second battery module 1032; the pluggable interface module 1021 includes a first pluggable interface module 1023 and a second pluggable interface module 1024; the first tire 1011 includes a first sub-tire 1012 and a second sub-tire 1013 on both sides of the tractor head 101, respectively; second tire 1022 includes third sub-tire 1023 and fourth sub-tire 1024 on either side of tractor frame 102; a first battery module 1031 and a second battery module 1032 are respectively located at both sides of the tractor frame 102, the first battery module 1031 is located between the first sub-tire 1012 and the third sub-tire 1023, and the second battery module 1032 is located between the second sub-tire 1013 and the fourth sub-tire 1024; the first battery module 1031 is connected to the first pluggable interface module 1023 in a pluggable manner; the second battery module 1032 is pluggable to the second pluggable interface module 1024.

Wherein, because the tractor frame 102 includes two sides, in order to ensure the space utilization of the tractor frame 102, a first battery module 1031 and a second battery module 1032 can be respectively disposed on two sides of the tractor frame 102, the electric tractor 100 includes a first sub-tire 1012 and a second sub-tire 1013 respectively disposed on two sides of the tractor head 101 and a third sub-tire 1023 and a fourth sub-tire 1024 disposed on two sides of the tractor frame 102, the first battery module 1031 is disposed between the first sub-tire 1012 and the third sub-tire 1023, the second battery module 1032 is disposed between the second sub-tire 1013 and the fourth sub-tire 1024, so that the battery modules can be received on two sides of the tractor frame 102 of the electric tractor 100, and the cruising mileage of the electric tractor 100 can be improved. Because first battery module 1031 can be connected with first pluggable interface module 1023 in a pluggable manner, but second battery module 1032 can be connected with second pluggable interface module 1024 in a pluggable manner, first battery module 1031 and second battery module 1032 can be guaranteed to be stably fixed on tractor frame 102, and first battery module 1031 and second battery module 1032 can be reasonably and selectively installed according to the running mileage of electric tractor 100, so that the use of a user is facilitated.

Referring to fig. 1, fig. 3 is a schematic diagram of a partial connection structure of a pluggable interface module and a battery module according to an embodiment of the present invention, as shown in fig. 3, optionally, the pluggable interface module 1021 includes at least two fixed units 104, each fixed unit 104 includes a first movable card slot 1041, the battery module 103 includes a second movable card slot 1042, and the first movable card slot 1041 and the second movable card slot 1042 are connected in an aligned manner.

Wherein, the connection of a fixed unit 104 and the battery module 103 is demonstrated in the example in fig. 3, in order to ensure the fixing effect of the battery module 103 and the pluggable interface module 1021, the pluggable interface module 1021 is provided with a plurality of fixed units 104 correspondingly connected with the battery module 103, so as to improve the stable connection, and after the pluggable interface module 1021 is successfully connected with the battery module 103, the first movable slot 1041 of the fixed unit 104 is automatically aligned and connected with the second movable slot 1042 of the battery module 103, so as to further play a role in fixing and supporting the connection between the pluggable interface module 1021 and the battery module 103, thereby ensuring the firm connection of the battery module 103 on the tractor frame 102.

With reference to fig. 3, optionally, the fixing unit 104 further includes a releasing subunit 1043, the releasing subunit 1043 is connected to the first movable card slot 1041, and the releasing subunit 1043 is configured to control the first movable card slot 1041 to be disconnected from the second movable card slot 1042.

When the pluggable interface module 1021 is connected with the battery module 103, the first movable slot 1041 of the fixing unit 104 is used for fixing the pluggable interface module, so as to ensure the connection stability. Corresponding to the first movable card slot 1041, the fixed unit 104 is further provided with a releasing subunit 1043, the releasing subunit 1043 may be a key, a button, or a movable buckle, and when the battery module 103 and the pluggable interface module 1021 are required to be disconnected, only the user needs to touch the releasing subunit 1043, so that the battery module 103 and the fixed unit 104 of the pluggable interface module 1021 are disconnected, and the user can easily unload the battery module 103.

With continued reference to fig. 3, optionally, the fixation structure 104 further comprises a guiding subunit 105, the guiding subunit 105 comprising at least a first groove 1051 and a first protrusion 1052; the battery module 103 includes at least a second groove 1033 and a second protrusion 1034, the first groove 1051 is disposed corresponding to the second protrusion 1034, and the first protrusion 1052 is disposed corresponding to the second groove 1033.

Wherein, the fixing structure 104 includes a guiding subunit 105, and in the process of connecting the battery module 103 with the pluggable interface module 1021, by providing the guiding subunit 105 including the first groove 1051 and the first protrusion 1052 and the battery module 103 including the second groove 1033 and the second protrusion 1034, the shapes of the first groove 1051, the first protrusion 1052, the second groove 1033, and the second protrusion 1034 may be triangular, rectangular, semicircular, and the like, and the specific shape may be selected according to the actual design requirement, but only the corresponding relationship between the first protrusion 1052 and the second groove 1033 and the corresponding relationship between the first groove 1051 and the second protrusion 1034 need to be ensured, so as to achieve the correct matching between the battery module 103 and the pluggable interface module 1021, when the pluggable interface module 1021 is provided with a power interface or a power contact, when the battery module 103 is in contact with the power interface or the power contact, due to the existence of the guiding subunit 105, the battery module 103 is effectively prevented from being short-circuited or damaged due to mistaken contact, and the use is prevented from being influenced.

With continued reference to fig. 1 and 2, optionally, the electric traction vehicle 100 includes an onboard electric device 110; the pluggable interface module 1021 is electrically connected to the vehicle-mounted electric device 110 and the battery module 103, respectively.

Wherein, on-vehicle consumer 110 can include equipment such as motor, on-vehicle stereo set, car light, and the exemplary on-vehicle consumer 110 that demonstrates in fig. 1 and fig. 2 is the motor, but plug interface module 1021 is provided with the electric power interface to make on-vehicle consumer 100 can be connected with battery module 103 electricity through plug interface module 1021, in order to realize that battery module 103 supplies power to on-vehicle consumer 110.

Fig. 4 is a schematic top view and fig. 5 is a schematic side view of another electric tractor according to an embodiment of the present invention, and as shown in fig. 1, fig. 4 and fig. 5, optionally, the electric tractor 100 further includes a battery replacement module 111, and the battery replacement module 111 is located on a side of the tractor frame 102 facing away from the second tire 1022.

The electric tractor 100 further includes a battery replacement module 111 located on a side of the tractor frame 102 away from the second tire 1022, and the battery replacement module 111 may be used to supply power to the vehicle-mounted electric device 110 of the electric tractor 100 in the operation process of the electric tractor 100. Because the battery replacing module 111 has a large volume and a large weight, the battery replacing module 111 can be selectively installed according to the running mileage of the electric tractor 100, and when the running mileage of the electric tractor 100 is far, the battery replacing module 111 can be installed to supply power to the electric tractor 100, so that the normal operation of the electric tractor 100 is ensured; when the operating range of the electric tractor 100 is relatively short, the power-change battery module 111 may not be installed, and only the battery module 103 is provided to supply power to the electric tractor 100, thereby effectively reducing the load weight of the electric tractor 100.

With continued reference to fig. 1, optionally, the tractor frame 102 further includes a battery receiving bay (not shown) located between the first tire 1011 and the second tire 1022, the battery module 103 being disposed within the battery receiving bay.

Wherein, for further guaranteeing battery module 103 and tractor frame 102's joint strength, it holds the frame to set up the battery between first tire 1011 and the second tire 1022 that holds battery module 103 at tractor frame 102, the battery holds support and tractor frame 102 fixed connection, advance supporting role to battery module 103, guarantee that electric traction vehicle 100 battery module 103 stabilizes in the operation process and is connected with tractor frame 102, the risk of dropping can not take place for battery module 103, influence the use of battery module.

With continued reference to fig. 1, optionally, the battery module 103 includes a lithium battery.

The battery module 103 can be composed of a plurality of lithium batteries, and the lithium batteries have the advantages of high energy, charging and discharging, long service life, high rated voltage, light weight and environmental protection. The capacity of the battery module 103 may be determined by the number of the set lithium batteries, and the specific capacity setting may be selected according to actual design requirements, which is not specifically limited in the embodiment of the present invention.

It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. An electric tractor characterized by comprising: the system comprises a tractor head, a tractor frame and at least one battery module;

the tractor head comprises a first tire;

the tractor frame comprises a pluggable interface module and a second tire;

the battery module is located between the first tire and the second tire;

2. The electric tractor of claim 1, wherein the battery module is disposed to the side of the tractor frame.

3. The electric tractor of claim 2, wherein the battery module comprises a first battery module and a second battery module; the pluggable interface module comprises a first pluggable interface module and a second pluggable interface module;

the first tire comprises a first sub tire and a second sub tire which are respectively positioned on two sides of the head of the tractor;

4. The electric tractor according to claim 1, wherein the pluggable interface module includes at least two fixed units, the fixed units include a first movable slot, the battery module includes a second movable slot, and the first movable slot and the second movable slot are connected in an aligned manner.

5. The electric tractor according to claim 4, wherein the fixed unit further includes a release subunit, the release subunit being connected to the first movable slot, the release subunit being configured to control disconnection of the first movable slot from the second movable slot.

6. The electric tractor of claim 4, wherein the securing unit further comprises a guide subunit comprising at least a first recess and a first projection; the battery module at least comprises a second groove and a second bulge, the first groove is arranged corresponding to the second bulge, and the first bulge is arranged corresponding to the second groove.

7. The electric tractor according to claim 1, characterized in that the electric tractor includes an onboard electrical utility;

8. The electric tractor of claim 1, further comprising a battery swapping module located on a side of the tractor frame facing away from the second tire.

9. The electric tractor of claim 1, wherein the tractor frame further includes a battery receiving bay between the first tire and the second tire, the battery module being disposed within the battery receiving bay.

10. The electric tractor of claim 1, wherein the battery module includes a lithium battery.