CN201794653U - Powerful flexibly-driven electromagnetic fan clutch for high-power heavy vehicle - Google Patents
Powerful flexibly-driven electromagnetic fan clutch for high-power heavy vehicle Download PDFInfo
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- CN201794653U CN201794653U CN 201020553785 CN201020553785U CN201794653U CN 201794653 U CN201794653 U CN 201794653U CN 201020553785 CN201020553785 CN 201020553785 CN 201020553785 U CN201020553785 U CN 201020553785U CN 201794653 U CN201794653 U CN 201794653U
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- fan clutch
- electromagnetic fan
- face
- permanent magnet
- fixed disk
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Abstract
The utility model discloses a powerful flexibly-driven electromagnetic fan clutch for a high-power heavy vehicle. A permanent magnet fixing disc (2) is connected to a fan fixing disc; and a soft magnetic radiating coil (4) is annularly sleeved on an excircle of a bearing fixing disc. The outside diameter dimensions of the permanent magnet fixing disc and the soft magnetic radiating coil are adjusted according to a set value of intermediate-speed powerful flexible driving force of an electromagnetic fan clutch; and by increasing the number of permanent magnets connected to the permanent magnet fixing disc and the area of the soft magnetic plate in the soft magnetic radiating coil, the eddy current magnetic field intensity is effectively increased, and the slip differential for rotating speed switching is obviously reduced. The radiating efficiency and radiating energy consumption rate are improved, and the energy consumption of an engine is reduced. The frequency of switching the electromagnetic fan clutch from the intermediate speed to high speed is reduced, the working noise is obviously reduced, the impact shock abrasion on an engine connecting component and the electromagnetic fan clutch is reduced, and the service life of the engine connecting component and the electromagnetic fan clutch is prolonged.
Description
(1) technical field: the utility model relates to the electromagnetic fan engaging and disengaging gear; Be specifically related to a kind of electromagnetic fan clutch of high-power heavy strong force for vehicle soft drive.
(2) background technique: high-power heavy vehicle in the prior art, as heavy engineering machinery, heavy load the electromagnetic fan clutch that automobile or large-scale palace bus are used.In the engine operation water temperature reaches during warm setting value, the working speed by temp controller control electromagnetic fan clutch need switch to middling speed and carry out radiating and cooling.Because described electromagnetic fan clutch is subjected to the restriction of its linkage structure size, the area that makes its permanent magnet fixed tray circumferential end surfaces be provided with the soft magnetism iron plate that is connected in the quantity of permanent magnet and the soft magnetism heat dissipation plate interior edge face can't be adjusted voluntarily and increase or increase.During work, the driving force that the electric convolution magnetic field connection driving heat radiation fan blade that electromagnetic coil produces carries out the middling speed rotation is obviously not enough, bigger rotating speed slippage occurs.When driving the volume be connected on the electromagnetic fan clutch fan fixed disk iron heat radiation fan blade rotating speed big, Heavy Weight and switch to middling speed and rotate with 1500 rev/mins as engine power output shaft, actual speed behind the rotating speed slippage can only maintain 600-800 rev/min, makes the heat radiation fan blade still be in lower rotating speed the engine operation water temperature is carried out radiating and cooling.Radiating efficiency is low, causes the high-power heavy goods vehicles engine operation water temperature setting value that reaches a high temperature soon that sharply raises in a short period of time, forces temp controller control electromagnetic fan clutch to switch to the high speed rotating speed by middling speed soon again.When the engine operation water temperature in heat radiation fan blade high speed radiating and cooling is reduced to soon during warm setting value, temp controller is controlled electromagnetic fan clutch again by switching to the middling speed rotating speed at a high speed.Reciprocally frequently carry out the rotating speed switching with this in middling speed and at a high speed.By testing respectively under different operating conditions: the high-power heavy goods vehicles electromagnetic fan clutch heat radiation fan blade middling speed operating time is the 10%-40% of complete machine operating time.Frequently increase because the engine-driving electromagnetic fan clutch switches to work number of times at a high speed by middling speed, produced simultaneously operating noise is very big loss-rate obviously to be reduced with heat radiation, has wasted the energy consumption of motor.Rotating speed switches moment and drives the high pulling torque that produces to the vibrations wearing and tearing that all impact of motor transmission part and electromagnetic fan clutch, has reduced their both working life.
Because the coiled insulator operating temperature that is connected with in the electromagnetic fan clutch iron core is too high, has accelerated its aging speed; Rotation be connected in bearing working temperature in the bearing fixing dish when too high its lubricant grease overflow, aggravated the wearing and tearing of bearing; Above-mentioned two kinds of working lifes that deficiency has all reduced electromagnetic fan clutch.
(3) summary of the invention: at the deficiency of above-mentioned prior art existence, the purpose of this utility model is to provide a kind of electromagnetic fan clutch of high-power heavy strong force for vehicle soft drive, be intended to improve the radiating efficiency and the heat radiation energy loss-rate of motor, reach and reduce operating noise and energy consumption, and realize prolonging the working life of motor connected element and electromagnetic fan clutch.
For achieving the above object, the technical solution of the utility model is to realize like this, the electromagnetic fan clutch of the powerful soft drive of this high-power heavy goods vehicles, mainly be connected in the fan fixed disk on the transmission shaft and be fixed on driven disc on the transmission shaft, and ring set places the iron core of driven disc inner chamber and the transmission shaft formation that is rotatedly connected by rotation; The end face that is equipped with interior loop at the interior ring Baltimore groove middle ring sleeve of described iron core is corresponding with the end face of interior adhesive dish on being connected in fan fixed disk; The end face that is equipped with exterior loop in the outer shroud Baltimore groove of described iron core is corresponding with the end face of the outer adhesive dish that the bearing fixing dish is connected with; Described bearing fixing dish rotates and is connected on the fan fixed disk; On described fan fixed disk, be connected with the permanent magnet fixed tray; Be the exterior edge face that spacing is provided with some block permanent magnets on the permanent magnet fixed tray, it is corresponding with the soft magnetism heat dissipation plate interior edge face that ring set is connected on the bearing fixing dish cylindrical to be spacing; Be fixed with soft magnetism iron plate in the interior edge face of described soft magnetism heat dissipation plate.
When implementing technique scheme, the utility model is to be spacing to be connected with some eddy flow radiating fin on the outer shroud end face of described soft magnetism heat dissipation plate.
When implementing technique scheme, the utility model is to be connected with the whirlwind heat dissipation plate on described fan fixed disk.
The utility model is by taking above-mentioned linkage structure, setting value according to the powerful soft drive power of electromagnetic fan clutch middling speed, adjust the coupled permanent magnet fixed tray and the outside dimension of soft magnetism heat dissipation plate, by increasing or increase the permanent magnet quantity that is connected on the permanent magnet fixed tray and the soft magnetism iron plate area in the soft magnetism heat dissipation plate, increase the electric eddy-magnetic field strength effectively, reduced the speed sliding difference that rotating speed switches significantly.By testing respectively under different operating conditions: when the utility model heat radiation fan blade rotating speed switched to middling speed with 1500 rev/mins of rotations, the actual speed after powerful soft drive connects was 1100-1300 rev/min.The time of electromagnetic fan clutch heat radiation fan blade middling speed work guarantees the 60%-90% in the complete machine operating time, has improved the radiating efficiency and the heat radiation energy loss-rate of motor effectively and has reduced energy consumption.Electromagnetic fan clutch is reduced by the number of times that middling speed switches at a high speed, has reduced operating noise significantly and has reduced the impact endurance test shock wearing and tearing that motor connected element and electromagnetic fan clutch are produced, and has prolonged their both working life.
By on electromagnetic fan clutch soft magnetism heat dissipation plate outer shroud end face, being connected with the eddy flow radiating fin, the eddy flow cooling air that produces during work is by the joint gap of driven disc outside, in time carry out the ventilation and heat cooling to the coiled insulator operating temperature in the electromagnetic fan clutch iron core is too high, prolonged the aging speed of coiled insulator effectively; By on fan fixed disk, being connected with the whirlwind radiating and cooling of whirlwind heat dissipation plate, prevented that effectively rotating the bearing that is connected in the bearing fixing dish makes its lubricant grease overflow because of operating temperature is too high, reduced the wearing and tearing of bearing;
Above-mentioned two kinds of advantageous effect have all prolonged the working life of electromagnetic fan clutch significantly.
(4) description of drawings: Fig. 1 is a kind of embodiment's of the utility model a sectional front view.
(5) embodiment: shown in Figure 1.The electromagnetic fan clutch of this high-power heavy strong force for vehicle soft drive, mainly by rotating the fan fixed disk 1 that is connected on the transmission shaft by bearing and be fixed on driven disc 11 on the transmission shaft, and the ring set iron core 12 that places the driven disc inner chamber is by bearing and the transmission shaft formation that is rotatedly connected; The end face that is equipped with interior loop 10 at the interior ring Baltimore groove middle ring sleeve of described iron core 12 is corresponding with the end face of interior adhesive dish 9 on being connected in fan fixed disk 1; The end face that is equipped with exterior loop 8 in the outer shroud Baltimore groove of described iron core is corresponding with the end face of the outer adhesive dish 7 that bearing fixing dish 14 is connected with; Described bearing fixing dish rotates by bearing and is connected on the fan fixed disk; Be connected with permanent magnet fixed tray 2 (shown in Figure 1) in the outer end of described fan fixed disk; Be the exterior edge face that spacing is provided with some block permanent magnets 3 on permanent magnet fixed tray end face circumference, it is corresponding with soft magnetism heat dissipation plate 4 interior edge faces that ring set is connected on the bearing fixing dish cylindrical to be spacing; Be fixed with soft magnetism iron plate 5 in the interior edge face of described soft magnetism heat dissipation plate.On the outer shroud end face of described soft magnetism heat dissipation plate, be spacing and be connected with some eddy flow radiating fin 6.On described fan fixed disk, be connected with whirlwind heat dissipation plate 15 (shown in Figure 1).During work, the utility model transmission shaft land links to each other with the high-power heavy automobile belt pulley that loads; Power control line terminal 13 join with temp controller; Engine power output shaft drives driven disc 11 by transmission shaft and does the free sliding running of starting state by the fan fixed disk 1 that bearing is rotatedly connected.In the engine operation water temperature reaches during warm setting value, by temp controller control exterior loop 8 electric, the outer adhesive dish 7 of adhesive drives bearing fixing dishes 14 and rotates (shown in Figure 1) together with soft magnetism heat dissipation plate 4.At this moment, the end face that on described permanent magnetism fixed tray 2 end face circumference, is some block permanent magnets 3 that spacing is connected with, the soft magnetism iron plate 5 that is equipped with in the corresponding described soft magnetism heat dissipation plate interior edge face is rotated the powerful electric convolution magnetic field that produces, be connected in by permanent magnet fixed tray 2 powerful soft drive that volume on the fan fixed disk 1 is big, the iron heat radiation fan blade 16 of Heavy Weight, switch to the powerful flexible buffer of middling speed by the free sliding running of starting state and drive to connect and rotate.The utility model is by testing respectively under different operating conditions: when its heat radiation fan blade rotating speed switched to middling speed with 1500 rev/mins of rotations, the actual speed after powerful soft drive connects was 1100-1300 rev/min.Reduced the speed sliding difference that rotating speed switches effectively.The time of electromagnetic fan clutch heat radiation fan blade middling speed work guarantees the 60%-90% in the complete machine operating time.When soft magnetism heat dissipation plate 4 rotation works, the eddy flow cooling air that produces by some eddy flow radiating fin of being connected with on its outer shroud end face 6, joint gap by electromagnetic fan clutch driven disc 11 outer ends, to the too high spiral flow ventilation radiating and cooling that in time carries out of the inside and outside coiled insulator operating temperature in the electromagnetic fan clutch iron core, prolonged the aging speed of inside and outside coiled insulator effectively.Be connected on whirlwind heat dissipation plate 15 cylindricals on the fan fixed disk and be some cyclone radiating fins that spacing is provided with, the bearing that is connected in the bearing fixing dish is in time carried out the whirlwind cooling, having prevented that lubricant grease Yin Wendu is too high in it overflows, and has reduced the wearing and tearing of bearing significantly.When the engine operation water temperature reached a high temperature setting value, temp controller side's control interior loop 10 got electric, and the heat radiation fan blades 16 in the adhesive on the adhesive dish 9 direct drive fan fixed disk 1 are done high speed and rotated, and the high water temperature of motor is carried out radiating and cooling (shown in Figure 1).
The above only is a preferred implementation of the present utility model.Be noted that for the person of ordinary skill of the art; under the prerequisite that does not break away from the principle of the invention; need not other technical characteristics that the process creative work just can be associated; can also make the modification and/or the improvement of some kinds of basic identical modes; realize essentially identical function and produce essentially identical effect; these variations should be considered as equivalent feature, all belong within the protection domain of the utility model patent.
Claims (3)
1. the electromagnetic fan clutch of a high-power heavy strong force for vehicle soft drive, mainly be connected in the fan fixed disk (1) on the transmission shaft and be fixed on driven disc (11) on the transmission shaft, and ring set places the iron core (12) of driven disc inner chamber and the transmission shaft formation that is rotatedly connected by rotation; It is characterized in that: the end face that is equipped with interior loop (10) at the interior ring Baltimore groove middle ring sleeve of described iron core (12) is corresponding with the end face of interior adhesive dish (9) on being connected in fan fixed disk (1); The end face that is equipped with exterior loop (8) in the outer shroud Baltimore groove of described iron core is corresponding with the end face of the outer adhesive dish (7) that bearing fixing dish (14) is connected with; Described bearing fixing dish rotates and is connected on the fan fixed disk; On described fan fixed disk, be connected with permanent magnet fixed tray (2); Be the exterior edge face that spacing is provided with some block permanent magnets (3) on the permanent magnet fixed tray, it is corresponding with soft magnetism heat dissipation plate (4) interior edge face that ring set is connected on the bearing fixing dish cylindrical to be spacing; Be fixed with soft magnetism iron plate (5) in the interior edge face of described soft magnetism heat dissipation plate.
2. according to the electromagnetic fan clutch of the described high-power heavy strong force for vehicle soft drive of claim 1, it is characterized in that: on the outer shroud end face of described soft magnetism heat dissipation plate, be spacing and be connected with some eddy flow radiating fin (6).
3. according to the electromagnetic fan clutch of claim 1 or 2 described high-power heavy strong force for vehicle soft drive, it is characterized in that: on described fan fixed disk, be connected with whirlwind heat dissipation plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020553785 CN201794653U (en) | 2010-09-30 | 2010-09-30 | Powerful flexibly-driven electromagnetic fan clutch for high-power heavy vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020553785 CN201794653U (en) | 2010-09-30 | 2010-09-30 | Powerful flexibly-driven electromagnetic fan clutch for high-power heavy vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201794653U true CN201794653U (en) | 2011-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020553785 Expired - Lifetime CN201794653U (en) | 2010-09-30 | 2010-09-30 | Powerful flexibly-driven electromagnetic fan clutch for high-power heavy vehicle |
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| Country | Link |
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| CN (1) | CN201794653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968004A (en) * | 2010-09-30 | 2011-02-09 | 龙口中宇机械有限公司 | Strongly-flexible driving electromagnetic fan clutch for high-power heavy-duty vehicle |
-
2010
- 2010-09-30 CN CN 201020553785 patent/CN201794653U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968004A (en) * | 2010-09-30 | 2011-02-09 | 龙口中宇机械有限公司 | Strongly-flexible driving electromagnetic fan clutch for high-power heavy-duty vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110413 Effective date of abandoning: 20121003 |