Motor integrated support of parking heater based on double brushless motors

Abstract

The utility model relates to the technical field of parking heaters, in particular to a motor integrated support of a parking heater based on double brushless motors, which comprises a heat dissipation wind wheel, a fixing frame, a motor seat, an end cover and a combustion-supporting wind wheel which are sequentially connected from right to left, the fixing frame comprises an annular body and extension supporting rods evenly arranged on the side periphery of the annular body, and the tail ends of the extension supporting rods extend out of the periphery of the heat dissipation wind wheel. A lower motor cavity and an upper motor cavity are formed in the motor base in a bilateral symmetry mode and penetrate through the left side wall and the right side wall of the motor base correspondingly; an air inlet pipe extends from one side of the periphery of the end cover, an annular air groove communicated with the air inlet pipe is formed in the end cover, and the left side of the annular air groove is communicated with the outside. The motor cavities with the opposite installation directions are formed in the motor base, the two brushless motors are integrated to independently adjust the heat dissipation wind wheel and the combustion-supporting wind wheel, fuel is saved, and the heat dissipation capacity is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of parking heater, and particularly relates to a motor integrated support of a parking heater based on double brushless motors. BACKGROUND

[0002] A traditional fuel parking heater adopts a single brush motor to coaxially drive a heat dissipation fan wheel and a combustion fan wheel. The adjustment of the heat dissipation fan wheel and the combustion fan wheel cannot be completely independent, and the adjustment effect is poor, which causes problems such as poor heat dissipation effect of the heater, high exhaust temperature, high fuel consumption, and large noise. Meanwhile, the service life of the brush motor is generally less than 3000 hours, and the brush motor cannot be operated for a long time. A motor mounting structure of a parking heater capable of loading two groups of brushless motors to adjust the heat dissipation fan wheel and the combustion fan wheel is a technical problem to be solved in the field. SUMMARY

[0003] The application provides a motor integrated support of a parking heater based on double brushless motors to solve or partially solve the problems in the background.

[0004] The application provides a motor integrated support of a parking heater based on double brushless motors, which comprises, from right to left, a heat dissipation fan wheel, a fixed frame, a motor seat, an end cover, and a combustion fan wheel.

[0005] The fixed frame comprises an annular main body and extension support rods uniformly arranged on the side of the annular main body, and the distal ends of the extension support rods extend beyond the outer periphery of the heat dissipation fan wheel.

[0006] The motor seat is internally and symmetrically provided with a lower motor cavity and an upper motor cavity, and the lower motor cavity and the upper motor cavity respectively penetrate the left and right side walls of the motor seat.

[0007] The end cover is provided with an air inlet pipe on one side of the outer periphery thereof, and is internally provided with an annular air groove in communication with the air inlet pipe, and the left side of the annular air groove is in communication with the outside.

[0008] Preferably, the blade rotation radius of the heat dissipation fan wheel is greater than the radius of the motor seat.

[0009] Preferably, the motor seat is made of metal.

[0010] Preferably, the motor seat is uniformly provided with a plurality of heat dissipation ribs on the outer periphery thereof.

[0011] Preferably, the lower motor cavity is provided with a lower shaft groove penetrating the left end surface of the motor seat in the middle of the left side thereof, and the upper motor cavity is provided with an upper shaft groove penetrating the right end surface of the motor seat in the middle of the right side thereof, and the sizes of the upper shaft groove and the lower shaft groove are respectively matched with the size of the output shaft of the brushless motor installed in the upper motor cavity and the lower motor cavity.

[0012] Preferably, the motor base is composed of two split shells divided along the axial line, wherein the interior of one split shell is provided with a plurality of groups of fixed screw holes from right to left, and two screw holes of each group are symmetrically arranged along the upper or lower shaft groove.

[0013] Preferably, the left and right end faces of the end cover are provided with connecting holes penetrating the left and right end faces at the four corners.

[0014] Preferably, the annular body of the fixing frame is a concentric double-ring structure, the outer periphery radius of the inner ring is matched with the outer periphery radius of the motor base, the outer periphery radius of the outer ring is matched with the outer periphery radius of the left end face of the heat dissipation fan wheel, and one end of the extension support rod is connected to the outer periphery of the inner ring, and the other end extends through the outer ring.

[0015] Compared with the prior art, the application has the beneficial effects:

[0016] (1) The application is provided with two motor cavities with opposite directions in the motor base, and two brushless motors are integrated to independently adjust the heat dissipation fan wheel and the combustion fan wheel, respectively. The combustion side can increase the rotation speed of the fan wheel, make the combustion more sufficient, reduce the oil consumption, the heat dissipation side can also independently operate the linear speed regulation, reduce the noise value, maintain a low exhaust pipe temperature, ensure that the heat is not wasted excessively, maintain safe and efficient emission, and the brushless motor has a service life of more than 10,000 hours, which can be operated for a long time.

[0017] (2) The application connects the heat dissipation fan wheel and the motor base by the fixing frame, and the extension support rod of the fixing frame is in contact with the outer shell to prevent the heat dissipation fan wheel and the motor base from moving, thereby improving the balance and stability of the application. BRIEF DESCRIPTION OF DRAWINGS

[0018] The application will be further described below in combination with the drawings and examples.

[0019] Fig. 1 is the overall structural outline of the application,

[0020] Fig. 2 is the overall structural sectional view of the application.

[0021] In the drawings:

[0022] 1, heat dissipation fan wheel, 2, fixing frame, 3, mounting seat, 4, end cover, 5, combustion fan wheel, 31, lower motor cavity, 32, upper motor cavity, 33, lower shaft groove, 34, upper shaft groove, 35, heat dissipation rib, 36, fixed screw hole, 41, connecting hole, 42, annular air groove, 43, connecting hole. DETAILED DESCRIPTION

[0023] As used in the description of the application and the claims, certain terms have specific meanings as set forth below. One skilled in the art will understand that manufacturers can use different names for the same component, and the specification and claims should not be distinguished on the basis of names. Rather, the specification and claims should be distinguished on the basis of functionality. As used throughout the specification and claims, "comprising" is to be read as "comprising, without limitation." "Approximately" means within an acceptable error range for the corresponding function, which will allow one of ordinary skill in the art to practice the technology without undue experimentation.

[0024] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "horizontal" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Embodiment 1

[0027] As Figs. 1-2 shown, the present application provides a motor integrated support of a parking heater based on a double brushless motor, which comprises, in order from right to left, a cooling fan 1, a fixing frame 2, a motor seat 3, an end cover 4, and a combustion fan 5;

[0028] The fixing frame 2 comprises an annular body and elongated support rods uniformly arranged on the side of the annular body, and the distal end of the elongated support rod extends beyond the outer periphery of the cooling fan 1;

[0029] The motor seat 3 has a lower motor cavity 31 and an upper motor cavity 32 symmetrically arranged inside and outside, and the lower motor cavity 31 and the upper motor cavity 32 respectively penetrate the left and right side walls of the motor seat 3;

[0030] The end cover 4 has an air inlet pipe 41 extending on one side of its outer periphery, and an annular air groove 42 is arranged inside and communicates with the air inlet pipe 41, and the left side of the annular air groove 42 communicates with the outside.

[0031] The application is provided with two motor cavities with opposite directions in the motor base 3, and two brushless motors are integrated to independently adjust the heat dissipation fan 1 and the combustion fan 5, the combustion side can improve the rotation speed of the fan, make the combustion more sufficient, reduce the oil consumption, the heat dissipation side can also independently operate the linear speed regulation, can reduce the noise value, the exhaust pipe temperature is maintained at a low level, ensures that the heat is not wasted, maintains safe and efficient emission, and the service life of the brushless motor meets the operation of more than 10,000 hours, and can be operated for a long time.

[0032] Specifically, the blade rotation radius of the heat dissipation fan 1 is greater than the radius of the motor base 3, which helps the heat dissipation wind to pass through the outer periphery of the motor base 3 without resistance, and strengthens the heat dissipation efficiency.

[0033] Preferably, the motor base 3 is made of metal material to strengthen the protection strength of the brushless motor and improve the heat dissipation capacity, and further, the motor base 3 is uniformly provided with a plurality of heat dissipation ribs 35 on the outer periphery to further strengthen the heat dissipation capacity of the motor base 3.

[0034] Specifically, the lower motor cavity 31 is provided with a lower shaft slot 33 penetrating the left side end surface of the motor base 3, and the upper motor cavity 32 is provided with an upper shaft slot 34 penetrating the right side end surface of the motor base 3, and the sizes of the upper shaft slot 34 and the lower shaft slot 33 are adapted to the sizes of the output shafts of the brushless motors installed in the upper motor cavity 32 and the lower motor cavity 31.

[0035] Two brushless motors are installed in the lower motor cavity 31 and the upper motor cavity 32 respectively, and the output shafts thereof are connected to the combustion fan 5 and the heat dissipation fan 1 through the lower shaft slot 33 and the upper shaft slot 34 respectively, so that the combustion fan 5 and the heat dissipation fan 1 can be independently adjusted.

[0036] Specifically, the motor base 3 is composed of two split housings divided along the central axis, and a plurality of sets of fixed screw holes 36 are arranged inside one of the split housings from right to left, and two screw holes of each set of fixed screw holes 36 are symmetrically arranged along the upper shaft slot 34 or the lower shaft slot 33, and the other split housing is provided with through installation holes at the corresponding positions of the side wall, and the bolts penetrate the installation holes to be screwed into the corresponding fixed screw holes 36, so that the two split housings are fixed.

[0037] Specifically, the end cover 4 is provided with a connecting hole 43 penetrating the left and right end surfaces at the four corners of the left and right end surfaces, and the connecting hole 43 is used for fixing the combustion chamber, and the combustion chamber is fixed to the left side of the end cover 4.

[0038] It is worth noting that the above "left side" and "right side" are only relative to Fig. 1 、 Fig. 2 the description, in actual use, the heat dissipation fan 1, the fixing frame 2, the motor base 3, the end cover 4, the combustion fan 5 and the combustion chamber are arranged from top to bottom.

[0039] Preferably, the annular body of the fixing frame 2 is a concentric double-ring structure, the outer periphery radius of the inner ring of which is adapted to the outer periphery radius of the motor base 3, and the outer periphery radius of the outer ring of which is adapted to the outer periphery radius of the left end face of the heat dissipation fan wheel 1, one end of the extension strut being connected to the outer periphery of the inner ring and the other end extending through the outer ring.

[0040] The inner ring of the fixing frame 2 is fixed to the motor base 3, and the outer ring is fixed to the heat dissipation fan wheel 1, the extension strut of which abuts against the outer shell, preventing the heat dissipation fan wheel 1 and the motor base 3 from moving, and enhancing the balance and stability of the application.

[0041] The embodiments of the application are described in detail above in combination with the drawings, but the application is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the application.

Claims

1. A motor integrated bracket for a parking heater based on a dual brushless motor, characterized in that, It comprises: The heat dissipation fan (1), the fixed frame (2), the motor seat (3), the end cover (4), and the combustion fan (5) are connected in order from right to left; The fixed frame (2) comprises an annular body and a plurality of extension rods evenly arranged on the side of the annular body, and the ends of the extension rods extend beyond the outer periphery of the heat dissipation fan (1); The motor seat (3) is internally and symmetrically provided with a lower motor cavity (31) and an upper motor cavity (32), and the lower motor cavity (31) and the upper motor cavity (32) respectively penetrate the left and right side walls of the motor seat (3); The end cover (4) is provided with an air inlet pipe (41) on one side of its outer periphery, and an annular air groove (42) is arranged in the inside of the end cover (4) and communicates with the air inlet pipe (41), and the left side of the annular air groove (42) communicates with the outside.

2. The motor integrated support of the parking heater based on the double brushless motor according to claim 1, wherein: The blade rotation radius of the heat dissipation fan (1) is greater than the radius of the motor seat (3).

3. The motor integrated support of the parking heater based on the double brushless motor according to claim 1, wherein: The motor seat (3) is made of metal.

4. The motor integrated support of the parking heater based on the double brushless motor according to claim 3, wherein: A plurality of heat dissipation ribs (35) are evenly arranged on the outer periphery of the motor seat (3).

5. The motor integrated support of the parking heater based on the double brushless motor according to claim 3, wherein: A lower shaft groove (33) penetrating the left end surface of the motor seat (3) is arranged in the middle of the left side of the lower motor cavity (31), and an upper shaft groove (34) penetrating the right end surface of the motor seat (3) is arranged in the middle of the right side of the upper motor cavity (32), and the sizes of the upper shaft groove (34) and the lower shaft groove (33) are respectively matched with the size of the output shaft of the brushless motor installed in the upper motor cavity (32) and the lower motor cavity (31).

6. The motor integrated support of the parking heater based on the double brushless motor according to claim 1, wherein: The motor seat (3) is composed of two split housings divided along the central axis thereof, and a plurality of groups of fixing screw holes (36) are arranged in the inside of one of the split housings from right to left, and two screw holes of each group of fixing screw holes (36) are symmetrically arranged along the upper shaft groove (34) or the lower shaft groove (33).

7. The motor integrated support of the parking heater based on the double brushless motor according to claim 1, wherein: A connecting hole (43) penetrating the left and right end surfaces is arranged at the four corners of the left and right end surfaces of the end cover (4).

8. The motor integrated support of the parking heater based on the double brushless motor according to claim 1, wherein: The annular body of the fixed frame (2) is a concentric double-ring structure, the outer periphery radius of the inner ring thereof is matched with the outer periphery radius of the motor seat (3), the outer periphery radius of the outer ring thereof is matched with the outer periphery radius of the left end surface of the heat dissipation fan (1), one end of the extension rod is connected to the outer periphery of the inner ring, and the other end extends through the outer ring.

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