CN210309908U

CN210309908U - All-terrain vehicle

Info

Publication number: CN210309908U
Application number: CN201920948484.0U
Authority: CN
Inventors: 王军贤; 袁章平
Original assignee: Segway Technology Co Ltd
Current assignee: Segway Technology Co Ltd
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-14
Anticipated expiration: 2029-06-21
Also published as: WO2020253173A1

Abstract

The utility model discloses an all-terrain vehicle, all-terrain vehicle includes: the pump comprises a pump shell, a water inlet and a water outlet, wherein the pump shell is provided with the water inlet and the water outlet; the impeller is rotatably arranged in the pump shell, and when the impeller rotates, water is guided into the water inlet and guided out of the water outlet; the brushless motor is arranged in the pump shell and is connected with the impeller and drives the impeller to rotate; and the control assembly is arranged in the pump shell and is connected with the brushless motor. According to the utility model discloses an all-terrain vehicle has space utilization height, energy conversion efficiency height, advantage such as dependable performance.

Description

All-terrain vehicle

Technical Field

The utility model belongs to the technical field of the all-terrain vehicle technique and specifically relates to an all-terrain vehicle is related to.

Background

In the all-terrain vehicle in the related art, the water pump of the all-terrain vehicle usually adopts a brush motor, so that not only is the occupied space large, but also energy is consumed due to heat generated by frictional resistance, and the energy conversion efficiency is low. In addition, when the water pump is in operation, the electromagnetic interference generated by the brush motor can influence other electrical components of the whole vehicle, and the reliability of performance is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the present invention is to provide an all-terrain vehicle having advantages of high space utilization, high energy conversion efficiency, reliable performance, etc.

According to the utility model discloses an all-terrain vehicle is provided to embodiment, all-terrain vehicle includes the water pump, the water pump includes: the pump comprises a pump shell, a water inlet and a water outlet, wherein the pump shell is provided with the water inlet and the water outlet; the impeller is rotatably arranged in the pump shell, and when the impeller rotates, water is guided into the water inlet and guided out of the water outlet; the brushless motor is arranged in the pump shell and is connected with the impeller and drives the impeller to rotate; and the control assembly is arranged in the pump shell and is connected with the brushless motor.

According to the utility model discloses an all-terrain vehicle has space utilization height, energy conversion efficiency height, advantage such as dependable performance.

According to some embodiments of the invention, the brushless motor comprises: a stator; the rotor is rotatably arranged in the stator and is in transmission connection with the impeller.

Furthermore, an electrical chamber, a stator chamber and an impeller chamber are defined in the pump shell, the control assembly is arranged in the electrical chamber, the stator is arranged in the stator chamber, the impeller is arranged in the impeller chamber, and the water inlet and the water outlet are communicated with the impeller chamber.

Further, the pump casing includes: a housing; an end cap mounted to the housing and defining the electrical chamber in cooperation with the housing; a middle housing mounted to the housing and defining the stator chamber together with the housing; a pump head mounted to said center housing and defining said impeller chamber therewith, said water inlet and said water outlet being formed in said pump head, said rotor being rotatably mounted to said center housing and said pump head.

Further, the rotor is arranged in the impeller chamber and is integrated with the impeller.

Further, the middle shell is provided with a first supporting platform, the pump head is provided with a second supporting platform, the rotor is provided with a rotating shaft, one end of the rotating shaft is rotatably matched with the first supporting platform, and the other end of the rotating shaft is rotatably matched with the second supporting platform.

According to some specific examples of the present invention, the casing is provided with a plug, and a connection terminal connected to the control assembly is provided in the plug.

According to some specific examples of the utility model, be equipped with the heat conduction pad between the end cover with the control assembly.

According to some specific examples of the invention, the control assembly has an inverter circuit that converts incoming direct current into alternating current in the coils of the stator.

According to some embodiments of the invention, the all-terrain vehicle further comprises: a frame; an engine mounted to the frame; the power motor is mounted on the frame; the engine radiator is connected with the engine through an engine cooling water pipe; the motor radiator is connected with the power motor through a motor cooling water pipe; the water pump is arranged on the motor cooling water pipe.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an all-terrain vehicle according to an embodiment of the invention.

Fig. 2 is a schematic structural view of a water pump of an all-terrain vehicle according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a water pump of an all-terrain vehicle according to an embodiment of the invention.

Reference numerals:

an all-terrain vehicle 1,

Frame 10, engine 20, power motor 30, controller assembly 31,

An engine radiator 40, an engine cooling water pipe 41,

A motor radiator 50, a motor cooling water pipe 51,

A water pump 60,

Pump casing 100, water inlet 101, water outlet 102, electric chamber 103, stator chamber 104, impeller chamber 105,

A housing 110, an end cap 120, a middle housing 130, a pump head 140, a first support stage 150, a second support stage 160, a plug 170, a plug terminal 180,

An impeller 200,

Brushless motor 300, stator 310, rotor 320, rotation shaft 330,

Control assembly 400, thermal pad 410.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

An all-terrain vehicle 1 according to an embodiment of the invention is described below with reference to the drawings.

As shown in fig. 1-3, an all-terrain vehicle 1 according to an embodiment of the present invention includes a frame 10, an engine 20, a power motor 30, an engine radiator 40, a motor radiator 50, and a water pump 60.

Engine 20 is mounted to frame 10, and power motor 30 is connected with controller assembly 31. For example, the power motor 30 is disposed on the frame 10 via the engine 20, and the power motor 30 may be fixed to one side of the engine 20 via a connecting flange. The power motor 30 may be a pure motor or a power generator.

The engine radiator 40 and the motor radiator 50 are both arranged on the frame 10, the engine radiator 40 is connected with the engine 20 through an engine cooling water pipe 41, cooling liquid can flow between the engine radiator 40 and the engine 20, when the engine 20 works, high-temperature cooling liquid can flow into the engine radiator 40, the engine radiator 40 can effectively dissipate heat, the temperature of the cooling liquid can be reduced, and then the cooling liquid can flow back into the engine 20. The motor radiator 50 is connected with the power motor 30 through the motor cooling water pipe 51, cooling liquid can flow between the motor radiator 50 and the power motor 30, when the power motor 30 works, high-temperature cooling liquid can flow into the motor radiator 50, the motor radiator 50 can effectively dissipate heat, the temperature of the cooling liquid can be reduced, the cooling liquid can flow back into the power motor 30, the motor cooling water pipe 51 can be further connected with the controller assembly 31, and meanwhile heat dissipation can be conducted on the controller assembly 31. It should be noted that the optimal operating temperatures of the engine 20 and the power motor 30 are different.

Specifically, as shown in fig. 1, an engine radiator 40 is provided at the front of the frame 10, and a motor radiator 50 is provided on the front surface of the engine radiator 40. For example, the motor radiator 50 is disposed at the upper half portion of the front surface of the engine radiator 40, so that the engine radiator 40 and the motor radiator 50 can be disposed together, the overall arrangement of the radiators on the frame 10 can be facilitated, the heat dissipation of the engine radiator 40 and the motor radiator 50 can be facilitated, and the working temperatures of the engine 20 and the power motor 30 can be ensured.

The water pump 60 is arranged on the motor cooling water pipe 51, and the water pump 60 can provide power, so that the circulation loop formed by the motor radiator 50 and the power motor 30 can be circulated smoothly.

Therefore, the engine radiator 40 can solely radiate heat for the coolant of the engine 20, and the motor radiator 50 can solely radiate heat for the coolant of the power motor 30, so that the engine 20 and the power motor 30 can be at proper working temperatures, and the engine 20 and the power motor 30 have high working efficiency and do not interfere with each other.

The water pump 60 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 2 and 3, a water pump 60 according to an embodiment of the present invention includes a pump housing 100, an impeller 200, a brushless motor 300, and a control assembly 400.

The pump case 100 is provided with a water inlet 101 and a water outlet 102, the impeller 200 is rotatably provided in the pump case 100, and the impeller 200 guides water from the water inlet 101 into the pump case 100 and guides water from the water outlet 102 out of the pump case 100 when rotating. Brushless motor 300 is provided in pump housing 100, and brushless motor 300 is connected to impeller 200 and drives impeller 200 to rotate. Control assembly 400 is disposed within pump housing 100 and is coupled to brushless motor 300.

According to the utility model discloses all terrain vehicle 1, water pump 60 adopt brushless motor 300, and not only whole mechanism size diminishes, the installation space demand is little, can reach the performance that needs under the same volume to improve the space utilization of whole car, motor 30 is owing to be the brushless structure, can not produce frictional resistance moreover, can not produce heat energy consumption yet, and thereby energy loss is little, and energy conversion efficiency is high. In addition, the brushless motor 300 does not generate electromagnetic interference when operating at a high speed, thereby ensuring the performance reliability of other electrical components of the all-terrain vehicle 1, and the water pump 60 adopting the brushless motor 300 is easier to pass in an EMC (electromagnetic compatibility) regulation test.

Therefore, the all-terrain vehicle 1 according to the embodiment of the present invention has the advantages of high space utilization, high energy conversion efficiency, reliable performance, etc.

It will be understood by those skilled in the art that the water pump 60 of the atv 1 according to the embodiment of the present invention is not limited to the above-described embodiment provided on the motor cooling water pipe 51, and the water pump 60 may be applied to any desired position of the atv 1.

In some embodiments of the present invention, as shown in fig. 3, the brushless motor 300 includes a stator 310 and a rotor 320.

The rotor 320 is rotatably disposed in the stator 310, and the rotor 320 is a permanent magnet and is in transmission connection with the impeller 200.

Further, the control assembly 400 has an inverter circuit that converts an input direct current into an alternating current in the coil of the stator 310, thereby driving the rotor 320 to rotate, and the inverter circuit isolates an oscillation signal generated by the coil from being fed back into the direct current circuit.

In some specific examples of the present invention, as shown in fig. 3, in order to reasonably utilize the space in the pump housing 100 and avoid the mutual influence and interference between the components in the water pump 60, an electrical chamber 103, a stator chamber 104 and an impeller chamber 105 are defined in the pump housing 100, the control assembly 400 is disposed in the electrical chamber 103, the stator 310 is disposed in the stator chamber 104, the impeller 200 is disposed in the impeller chamber 105, and the water inlet 101 and the water outlet 102 are both communicated with the impeller chamber 105.

Specifically, as shown in fig. 3, the pump casing 100 includes a casing 110, an end cap 120, a middle casing 130, and a pump head 140.

The end cap 120 is mounted to the housing 110, and the end cap 120 and the housing 110 together define an electrical chamber 103. Middle housing 130 is mounted to housing 110, and middle housing 130 and housing 110 together define stator chamber 104. The pump head 140 is mounted to the center housing 130, and the pump head 140 defines the impeller chamber 105 together with the center housing 130, the water inlet 101 and the water outlet 102 are formed at the pump head 140, and the rotor 320 is rotatably mounted to the center housing 130 and the pump head 140.

Wherein, a heat conducting pad 410 is disposed between the end cover 120 and the control assembly 400, and the heat conducting pad 410 may be a silica gel pad. Sealing rings can be respectively arranged between the end cover 120 and the shell 110, between the shell 110 and the middle shell 130 and between the middle shell 130 and the pump head 140 to improve the sealing performance after assembly.

Therefore, the electrical chamber 103, the stator chamber 104 and the impeller chamber 105 can be reasonably defined in the pump housing 100, and the pump housing 100 is divided into the housing 110, the end cover 120, the middle housing 130, the pump head 140 and the like, so that the disassembly, assembly and maintenance of the internal components of the water pump 60 can be facilitated.

In some embodiments of the present invention, as shown in fig. 3, the rotor 320 is provided in the impeller chamber 105, and the rotor 320 is integrated with the impeller 200, and the middle housing 130 is configured to separate the stator 310 and the rotor 320.

Specifically, the middle housing 130 is provided with a first supporting platform 150, the pump head 140 is provided with a second supporting platform 160, the rotor 320 is provided with a rotating shaft 330, one end of the rotating shaft 330 is rotatably fitted to the first supporting platform 150, and the other end of the rotating shaft 330 is rotatably fitted to the second supporting platform 160, so that the rotor 320 is rotatably mounted to the middle housing 130 and the pump head 140, and the supporting is stable and reliable.

In some embodiments of the present invention, as shown in fig. 3, in order to facilitate the electrical connection of the pump head 140, the housing 110 is provided with a plug 170, and a plug terminal 180 connected to the control assembly 400 is provided in the plug 170.

Other constructions and operation of the all-terrain vehicle 1 according to embodiments of the invention are known to those skilled in the art and will not be described in detail here.

In the description herein, references to the description of the terms "particular embodiment," "particular example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An all terrain vehicle comprising a water pump, the water pump comprising:

the pump comprises a pump shell, a water inlet and a water outlet, wherein the pump shell is provided with the water inlet and the water outlet;

the impeller is rotatably arranged in the pump shell, and when the impeller rotates, water is guided into the water inlet and guided out of the water outlet;

the brushless motor is arranged in the pump shell and is connected with the impeller and drives the impeller to rotate;

and the control assembly is arranged in the pump shell and is connected with the brushless motor.

2. The all-terrain vehicle of claim 1, characterized in that the brushless motor comprises:

a stator;

the rotor is rotatably arranged in the stator and is in transmission connection with the impeller.

3. The all terrain vehicle of claim 2 wherein the pump housing defines an electrical chamber, a stator chamber, and an impeller chamber therein, the control assembly being disposed in the electrical chamber, the stator being disposed in the stator chamber, the impeller being disposed in the impeller chamber, the water inlet and the water outlet both being in communication with the impeller chamber.

4. The all-terrain vehicle of claim 3, characterized in that the pump housing comprises:

a housing;

an end cap mounted to the housing and defining the electrical chamber in cooperation with the housing;

a middle housing mounted to the housing and defining the stator chamber together with the housing;

a pump head mounted to said center housing and defining said impeller chamber therewith, said water inlet and said water outlet being formed in said pump head, said rotor being rotatably mounted to said center housing and said pump head.

5. The all-terrain vehicle of claim 4, characterized in that the rotor is disposed in the impeller chamber and is integral with the impeller.

6. The all-terrain vehicle of claim 4, characterized in that the center housing is provided with a first support table, the pump head is provided with a second support table, and the rotor is provided with a shaft having one end rotatably engaged with the first support table and the other end rotatably engaged with the second support table.

7. The all-terrain vehicle of claim 4, characterized in that the housing is provided with a plug connector in which is disposed a plug terminal connected to the control assembly.

8. The all-terrain vehicle of claim 4, characterized in that a thermal pad is disposed between the end cap and the control assembly.

9. The all-terrain vehicle of claim 2, characterized in that the control assembly has an inverter circuit that converts incoming direct current to alternating current in the coils of the stator.

10. The all-terrain vehicle of any of claims 1-9, characterized by further comprising:

a frame;

an engine mounted to the frame;

the power motor is mounted on the frame;

the engine radiator is connected with the engine through an engine cooling water pipe;

the motor radiator is connected with the power motor through a motor cooling water pipe;

the water pump is arranged on the motor cooling water pipe.