CN210454402U - Warm air blower system of low-speed electric vehicle - Google Patents
Warm air blower system of low-speed electric vehicle Download PDFInfo
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- CN210454402U CN210454402U CN201921091245.4U CN201921091245U CN210454402U CN 210454402 U CN210454402 U CN 210454402U CN 201921091245 U CN201921091245 U CN 201921091245U CN 210454402 U CN210454402 U CN 210454402U
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Abstract
The utility model provides a warm air blower system of a low-speed electric vehicle, which comprises a blower main body (100), a heating plate (200), a control circuit board (300), an air duct (400), a sealing ring (500) and an assembling plate (600); the bottom end opening of the air duct (400) is fixedly sleeved outside the fan air outlet (103) in a sealing mode, and meanwhile the limiting pressing plate (401) is pressed on the heating sheet (200); the top opening of the air duct (400) is communicated with the instrument desk air outlet (700) in a sealing mode through the sealing ring (500). Has the advantages that: the utility model provides a pair of low-speed electric motor car electric fan heater system can reduce the energy consumption, improves wind speed efficiency, reduces the development cost, reduces entire system spare part quantity, promotes service function greatly.
Description
Technical Field
The utility model belongs to the technical field of electric motor car structure design, concretely relates to low-speed electric motor car electric fan heater system.
Background
At present, the main structure of a low-speed electric vehicle fan heater system is as follows: the air outlet of the fan is connected to the air inlet of the instrument desk through a corrugated pipeline. This structure mainly has the following problems: because the trend of the corrugated pipeline is not fixed, the wind speed loss is serious and the efficiency is low in the working process of the fan. In addition, because the diameter of the corrugated pipeline is usually smaller, the diameter difference between the corrugated pipeline and the diameter of the air inlet of the instrument desk is larger, the air leakage phenomenon is serious, and the transmission of wind force is not facilitated.
SUMMERY OF THE UTILITY MODEL
The defect to prior art exists, the utility model provides a low-speed electric motor car electric fan heater system can effectively solve above-mentioned problem.
The utility model adopts the technical scheme as follows:
the utility model provides a warm air blower system of a low-speed electric vehicle, which comprises a blower main body (100), a heating plate (200), a control circuit board (300), an air duct (400), a sealing ring (500) and an assembling plate (600);
the fan main body (100) comprises a mounting seat (101) and a fan (102) assembled inside the mounting seat (101); the rotating shaft of the fan (102) is horizontally arranged to generate airflow flowing vertically upwards; the back surface of the mounting seat (101) is fixedly provided with the assembling plate (600) connected with a frame; a fan air outlet (103) is formed in the top of the mounting seat (101);
the heating plate (200) and the control circuit board (300) are both arranged inside the fan air outlet (103); the control circuit board (300) is vertically arranged; a limiting pressing plate (401) is arranged inside the bottom end of the air duct (400); the bottom end opening of the air duct (400) is fixedly sleeved outside the fan air outlet (103) in a sealing mode, and meanwhile the limiting pressing plate (401) is pressed on the heating sheet (200); the top opening of the air duct (400) is communicated with the instrument desk air outlet (700) in a sealing way through the sealing ring (500);
the air duct (400) is made of plastic, and is formed by a front plane plate (407), a left side plate (408), a rear plane plate and a right side plate in an injection molding and integrated mode.
Preferably, the assembly plate (600) is vertically disposed and has a screw hole (601).
Preferably, an opening at the bottom end of the air duct (400) is matched with the fan air outlet (103); the top opening of the air duct (400) is matched with the instrument desk air outlet (700); the air duct (400) is divided into a vertical air duct portion (402), an outward expansion air duct portion (403) and a micro air shrinkage duct portion (404) in sequence from a bottom end opening to a top end opening.
Preferably, a first arc-shaped transition part (405) is arranged at the intersection position of the vertical air channel part (402) and the outward expansion air channel part (403); and a second arc-shaped transition part (406) is arranged at the intersection position of the outward expanding air channel part (403) and the micro air channel part (404).
The utility model provides a pair of low-speed electric motor car electric fan heater system has following advantage:
the utility model provides a pair of low-speed electric motor car electric fan heater system can reduce the energy consumption, improves wind speed efficiency, reduces the development cost, reduces entire system spare part quantity, promotes service function greatly.
Drawings
Fig. 1 is a perspective view of a low-speed electric vehicle fan heater system provided by the present invention;
fig. 2 is an exploded view of the fan heater system for the low-speed electric vehicle provided by the present invention;
fig. 3 is an assembly relationship diagram of the fan main body and the heating plate provided by the present invention;
fig. 4 is a perspective view of the air duct provided by the present invention;
FIG. 5 is an exploded view of the assembly relationship between the fan heater system of the low-speed electric vehicle and the air outlet of the instrument desk;
fig. 6 is the utility model provides a low-speed electric motor car electric fan heater system and the assembly of instrument desk air outlet is front view.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The utility model provides a low-speed electric vehicle fan heater system, the air duct of the low-speed electric vehicle fan heater system is directly integrated on the fan body and is directly matched with the air outlet of the instrument desk, thereby reducing the efficiency waste caused by the middle air duct and greatly improving the wind speed efficiency; and also avoids the air leakage phenomenon. In addition, the structure of the air duct is finely designed, so that on one hand, the position of the air duct is fixed, and the problem caused by unfixed trend of the corrugated pipeline is solved; on the other hand, the specific structural form of the air duct is designed, so that the wind resistance is effectively reduced. The low-speed electric vehicle fan heater system can achieve the beneficial effects of reducing energy consumption, improving wind speed efficiency, reducing development cost, reducing the number of parts of the whole system and greatly improving use functions.
Referring to the drawings, the warm air blower system for the low-speed electric vehicle includes a blower main body 100, a heating sheet 200, a control circuit board 300, an air duct 400, a sealing ring 500 and a mounting plate 600;
the blower main body 100 includes a mount 101 and a blower 102 fitted inside the mount 101; the fan 102 adopts a 12V30W motor, the wind speed can reach 10.5m/s, and the use requirement can be met; the rotating shaft of the fan 102 is horizontally arranged to generate a vertically upward flowing airflow; a mounting plate 600 for connecting with a frame is fixedly mounted on the back surface of the mounting seat 101; the assembling plate 600 is vertically arranged and provided with screw holes 601, so that the low-speed electric vehicle fan heater system can be quickly installed on the frame by screws, and the assembling is simple and convenient.
The top of the mounting seat 101 is provided with a fan air outlet 103; the heating plate 200 and the control circuit board 300 are both arranged inside the fan air outlet 103; the heating sheet 200 may employ a PTC heating sheet; the PTC heating plate adopts 600W, the maximum power can be 800W according to different requirements, the installation structure does not need to be adjusted, and the installation is simple and reliable;
the control circuit board 300 is mounted on the inner wall of the fan main body 100, and the control circuit board 300 is controlled by using an MOS (metal oxide semiconductor) tube, so that the fan is simple, reliable and low in cost; also, the control circuit board 300 is vertically disposed;
a limiting pressure plate 401 is arranged inside the bottom end of the air duct 400; an opening at the bottom end of the air duct 400 is fixedly sleeved outside the fan air outlet 103 in a sealing manner, and meanwhile, the limiting pressure plate 401 is pressed on the heating plate 200; in this application, wind channel 400 is single injection molding, does not have the branch piece, and the shaping is simple to it is spacing to fix heating plate 200 through spacing clamp plate 401 in wind channel 400, and mould development cost is very low.
The top opening of the air duct 400 is in sealed communication with the instrument desk air outlet 700 through a seal ring 500; therefore, wind channel 400 and instrument desk air outlet 700 direct cooperation, sealing washer 500 can adopt the sponge strip, glues in wind channel 400 and instrument desk air outlet 700 junction, prevents the air leakage, guarantees fan and instrument desk air outlet complex leakproofness.
The main innovation of this application does, designs the structure of wind channel 400, rather than adopting traditional bellows structure, and in this application, wind channel 400 is the plastics material wind channel, for example, for PA66, non-deformable, and the trend is fixed, consequently, has avoided adopting the serious problem of wind speed loss that the ripple pipeline caused.
Further, in this application, the air duct is enclosed by front plane plate 407, left side board 408, back plane board and right side board and is moulded plastics integrated into one piece. The bottom opening of the air duct 400 is matched with the fan air outlet 103; the top opening of the air duct 400 is matched with the instrument desk air outlet 700; the air duct 400 is divided into a vertical air duct portion 402, an outward expanding air duct portion 403, and a micro air duct portion 404 in this order from a bottom end opening to a top end opening.
A first arc-shaped transition part 405 is arranged at the intersection position of the vertical air channel part 402 and the outward expanding air channel part 403; a second arc-shaped transition part 406 is arranged at the intersection position of the outward expanding air channel part 403 and the micro air channel part 404.
A large number of experiments prove that by adopting the air duct structure with the structural form, the problem of air leakage caused by matching of the two ends of the air duct 400 with the fan air outlet 103 and the instrument desk air outlet 700 is solved ingeniously. Meanwhile, the air duct in the form is formed by CAE fluid analysis and optimization design, so that the wind resistance can be effectively reduced, and the wind efficiency is improved.
In practical applications, when the heating sheet 200 is not activated, the whole system can be used as a fan in summer. In winter, the heating sheet 200 is activated to warm and defrost.
The utility model provides a low-speed electric motor car electric fan heater system has following characteristics:
1) the air duct is simple to install, the PTC heating plate is fixed and limited, the structure is simple, the production is convenient, the mold cost is low, the development cost is saved, and the development period is shortened;
2) the warm air blower system of the low-speed electric vehicle is directly matched with the air outlet of the instrument desk, the mounting structure is simple, the operation time is saved, and meanwhile, the maintenance is convenient and fast; in addition, the structure is simple, and the installation is simple; the uncertainty and the efficiency waste caused in the middle air duct assembling process are reduced, and the energy consumption is reduced;
3) a fan heater system of a low-speed electric vehicle considers the current market situation of the current low-speed electric vehicle, is ingenious and unique in design, fully considers the practical use performance, greatly improves the wind speed efficiency of the product, and ensures low cost and high quality design.
Therefore, the utility model provides a low-speed electric motor car electric fan heater system compares with traditional electric fan heater assembly design, has obviously reduced the assembly quantity of entire system spare part, reduces operation workman's installation time, improves production efficiency and reduces the after-sale cost of maintenance in later stage.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (4)
1. A fan heater system of a low-speed electric vehicle is characterized by comprising a fan main body (100), a heating plate (200), a control circuit board (300), an air duct (400), a sealing ring (500) and an assembling plate (600);
the fan main body (100) comprises a mounting seat (101) and a fan (102) assembled inside the mounting seat (101); the rotating shaft of the fan (102) is horizontally arranged to generate airflow flowing vertically upwards; the back surface of the mounting seat (101) is fixedly provided with the assembling plate (600) connected with a frame; a fan air outlet (103) is formed in the top of the mounting seat (101);
the heating plate (200) and the control circuit board (300) are both arranged inside the fan air outlet (103); the control circuit board (300) is vertically arranged; a limiting pressing plate (401) is arranged inside the bottom end of the air duct (400); the bottom end opening of the air duct (400) is fixedly sleeved outside the fan air outlet (103) in a sealing mode, and meanwhile the limiting pressing plate (401) is pressed on the heating sheet (200); the top opening of the air duct (400) is communicated with the instrument desk air outlet (700) in a sealing way through the sealing ring (500);
the air duct (400) is made of plastic, and is formed by a front plane plate (407), a left side plate (408), a rear plane plate and a right side plate in an injection molding and integrated mode.
2. A low-speed electric vehicle fan heater system according to claim 1, wherein the mounting plate (600) is vertically disposed and has screw holes (601).
3. A low-speed electric vehicle fan heater system according to claim 1, wherein the bottom opening of the air duct (400) is matched with the fan outlet (103); the top opening of the air duct (400) is matched with the instrument desk air outlet (700); the air duct (400) is divided into a vertical air duct portion (402), an outward expansion air duct portion (403) and a micro air shrinkage duct portion (404) in sequence from a bottom end opening to a top end opening.
4. A low-speed electric vehicle fan heater system according to claim 3, wherein a first arc-shaped transition portion (405) is arranged at the intersection position of the vertical air channel portion (402) and the outward-expanding air channel portion (403); and a second arc-shaped transition part (406) is arranged at the intersection position of the outward expanding air channel part (403) and the micro air channel part (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921091245.4U CN210454402U (en) | 2019-07-12 | 2019-07-12 | Warm air blower system of low-speed electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921091245.4U CN210454402U (en) | 2019-07-12 | 2019-07-12 | Warm air blower system of low-speed electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210454402U true CN210454402U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921091245.4U Active CN210454402U (en) | 2019-07-12 | 2019-07-12 | Warm air blower system of low-speed electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210454402U (en) |
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2019
- 2019-07-12 CN CN201921091245.4U patent/CN210454402U/en active Active
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