CN202659334U - Overdrive device and electromagnetic fan clutch with same - Google Patents
Overdrive device and electromagnetic fan clutch with same Download PDFInfo
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- CN202659334U CN202659334U CN 201220166744 CN201220166744U CN202659334U CN 202659334 U CN202659334 U CN 202659334U CN 201220166744 CN201220166744 CN 201220166744 CN 201220166744 U CN201220166744 U CN 201220166744U CN 202659334 U CN202659334 U CN 202659334U
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- driving wheel
- iron core
- main shaft
- adhesive dish
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Abstract
The utility model relates to an overdrive device and an electromagnetic fan clutch with the same. The utility model aims to form an overdrive device under the condition of certain power device input power. The overdrive device comprises a driving wheel, a third driven wheel, a first control device, a first driven wheel and a second driven wheel, wherein the driving shaft and the third driven shaft are connected to a main shaft in a rotating mode; the first control device is used for transferring the power of the third driven wheel to the main shaft; the first driven wheel and the second driven wheel are fixedly connected to an auxiliary shaft; and the angular speed of the third driven wheel is more than the angular speed of the driving wheel.
Description
Technical field
The utility model relates to a kind of transmission device, particularly relates to a kind of electromagnetic fan clutch that forms overdriven device and have this device.
Background technique
Transmission device is the intermediate equipment of the transmission of power of power plant to operation mechanism, it can be the cooperation transmission by mechanical structure, also by the calutron transmission, also can realize simultaneously the speed change adjusting, as the electromagnetic gear of using in the existing electromagnetic fan clutch was: belt pulley was sleeved on the main shaft, be embedded the iron core with coil in the belt pulley center hole, the permanent magnet fixed tray is sleeved on the main shaft, the adhesive dish is set between permanent magnet fixed tray and belt pulley, the adhesive dish is fixedly connected with the permanent magnet fixed tray by spring sheet, belt pulley rotates under the drive of motor, behind the coil electricity in the iron core, iron core produces magnetic force, magnetic attraction adhesive dish pulling spring sheet produces distortion along major axes orientation, adhesive is to belt pulley, together rotate with belt pulley, the moving permanent magnet fixed tray rotation of adhesive dribbling, the magnetic force that permanent magnet on the permanent magnet fixed tray produces acts on the soft iron on the fan fixed disk, the drive fan rotates, and this device is also by arranging a plurality of hot-wire coils, cooperate a plurality of adhesive dishes to regulate the rotating speed of fan.But no matter be mechanical transmission or electromagnetic driven, in the situation that do not consider loss, maximum theoretical output speed is exactly the rotating speed of transmission device such as belt pulley, in the situation that the power plant input power is certain, can't satisfy for the situation that rotating speed is had requirements at the higher level.
The model utility content
The technical problems to be solved in the utility model is in the situation that the power plant input power is certain, and a kind of overdrive device is provided, and another purpose of the present utility model provides a kind of electric fan clutch with this overdrive device.
The utility model overdrive device comprises the driving wheel and the 3rd follower that are rotatably connected on main shaft, and with the transmission of power of the 3rd follower control gear I to the described main shaft, is fixedly connected on the first follower and the second follower on the auxiliary axis; So that the angular velocity of described the 3rd follower is greater than the angular velocity of described driving wheel.
The utility model overdrive device, wherein said driving wheel, the first follower, the second follower and the 3rd follower are belt pulley, pass through respectively belt transmission between described driving wheel and the first follower and between described the second follower and the 3rd follower.
The utility model overdrive device, wherein said driving wheel, the first follower, the second follower and the 3rd follower are sprocket wheel, between described driving wheel and the first follower and between described the second follower and the 3rd follower respectively by chain transmission.
The utility model overdrive device, wherein said described driving wheel, the first follower, the second follower and the 3rd follower are gear, pass through respectively engagement driving between described driving wheel and the first follower and between described the second follower and the 3rd follower.
The utility model overdrive device, the diameter d 3 of wherein said the second follower is greater than the diameter d 2 of described the first follower.
The utility model overdrive device, the diameter d 1 of wherein said driving wheel is more than or equal to the diameter d 4 of the 3rd follower.
The utility model overdrive device, the diameter d 4 of wherein said the 3rd follower is greater than the diameter d 3 of described the second follower.
The utility model overdrive device, wherein said control gear I comprises the first iron core that is sleeved on the main shaft, the first iron core is between driving wheel and the 3rd follower, be embedded with the first coil in described the first iron core, also be provided with the first adhesive dish between described the 3rd follower and the first iron core, described the first adhesive dish is fixedly connected on the 3rd follower by spring sheet, is provided with the first drive plate between the first iron core and the first adhesive dish, and described the first drive plate is fixedly connected on the main shaft.
The utility model overdrive device, wherein said main shaft is parallel with the axis of auxiliary axis, this transmission device also is provided with a housing, main shaft and auxiliary axis by bearings on housing.
The utlity model has the electromagnetic fan clutch of this overdrive device, fan fixed disk is fixedly connected on the main shaft by woodruff key, described driving wheel is fixedly connected with the second drive plate near fan fixed disk one side, also be embedded with the second iron core in the driving wheel, be provided with the second coil and tertiary coil in described the second iron core, be provided with the permanent magnet fixed tray between described fan fixed disk and the second drive plate, described permanent magnet fixed tray circumferentially is embedded many to permanent magnet, be embedded with soft iron with the permanent magnet relative position on the fan fixed disk, be provided with the second adhesive dish between described permanent magnet fixed tray and the second drive plate, the 3rd adhesive dish, described the 3rd adhesive dish overlaps with the second adhesive disk center, the 3rd adhesive disc radial is positioned at the outside of the second adhesive dish, described the second adhesive dish is fixedly connected on the permanent magnet fixed tray by spring sheet, the 3rd adhesive dish is fixedly connected on the fan fixed disk by spring sheet, described the second drive plate, the second iron core and permanent magnet fixed tray all are contained on the main shaft by bearing housing.
The utility model overdrive device difference from prior art is that the utility model overdrive device arranges driving wheel, first, second, third follower, according to velocity ratio formula d
i/ d
k=n
k/ n
iRegulate diameter Relationship, make the angular velocity of the 3rd follower greater than the angular velocity of coaxial driving wheel, by control gear I the power of the 3rd follower is passed on the main shaft again, improved the output speed of main shaft, reached the effect of hypervelocity.
In the utility model overdrive device, driving wheel, the first follower, the second follower, the 3rd follower adopt belt pulley, by the belt transferring power, can relax load impacting, operate steadily, low noise, low vibration, simple in structure, easy to adjust; The driving wheel of this overdrive device, the first follower, the second follower, the 3rd follower also can adopt sprocket wheel, and by the chain transferring power, nonelastic slip and skidding, average ratios is accurate, transmitted power is large, the pressure that acts on the axle is little; The driving wheel of this overdrive device, the first follower, the second follower, the 3rd follower also can adopt gear, and by direct engagement driving, compact structure, efficient are high; The diameter d 3 of the second follower is set greater than the diameter d 2 of the first follower, the diameter d 1 of driving wheel further is set more than or equal to the diameter d 4 of the 3rd follower, and the diameter d 4 of the 3rd follower further is set greater than the diameter d 3 of the second follower, all are the purpose whiles of improving the 3rd follower angular velocity reaching, make to greatest extent the moment of torsion of the 3rd follower output larger; Control gear I adopts the electromagnetic driven mode that the power of the 3rd follower is passed to main shaft, and whether, outage electric by getting of control coil is controlled to the main shaft outputting power, easy to operate, responding fast.
The utlity model has the electromagnetic fan clutch of this overdrive device compared with prior art, had the overdrive device, on each grade rotating speed basis of routine, increase again one grade, can so that rotation speed of the fan is higher, produce better radiating effect.
Below in conjunction with accompanying drawing overdrive device of the present utility model and electromagnetic fan clutch with this device are described further.
Description of drawings
Fig. 1 is the sectional view of the utility model overdrive device;
Fig. 2 is the sectional view that the utlity model has the electromagnetic fan clutch of this overdrive device;
Fig. 3 is the permanent magnet distribution schematic diagram.
Embodiment one
As shown in Figure 1, the utility model overdrive device comprises driving wheel 1 and the 3rd follower 4 that is rotatably connected on main shaft 6, is fixedly connected on the first follower 2 and the second follower 3 on the auxiliary axis 21.Driving wheel 1, the first follower 2, the second follower 3, the 3rd follower 4 adopt belt pulley, pass through respectively belt transmission between driving wheel 1 and the first follower 2 and between the second follower 3 and the 3rd follower 4.The diameter d 3 of the second follower 3 is set greater than the diameter d 2 of the first follower 2, according to velocity ratio formula d
i/ d
k=n
k/ n
iThe diameter of driving wheel 1 and the 3rd follower 4 is set, so that the angular velocity of the 3rd follower 4 is greater than the angular velocity of coaxial driving wheel 1.
The utility model overdrive device also comprises the transmission of power of the 3rd follower 4 control gear I to the main shaft 6, this control gear I comprises the first iron core 11 that is sleeved on the main shaft 6, the first iron core 11 is between driving wheel 1 and the 3rd follower 4, be embedded with the first coil 7 in the first iron core 11, also be provided with the first adhesive dish 8 between the 3rd follower 4 and the first iron core 11, described the first adhesive dish 8 is fixedly connected on the 3rd follower 4 by spring sheet, being provided with the first drive plate 5, the first drive plates 5 between the first iron core 11 and the first adhesive dish 8 is fixedly connected on the main shaft 6.
This overdrive device also is provided with a housing 12, and main shaft 6 is parallel with the axis of auxiliary axis 21, the two all by bearings on housing 12.
The working procedure of this overdrive device is such, and driving wheel 1 rotates under driven by engine, and the angular velocity of the 3rd follower 4 is greater than driving wheel 1 after conversion.To 7 energisings of the first coil, the first iron core 11 produces magnetic force, magnetic attraction the first adhesive dish 8 pulling spring sheets produce distortion along major axes orientation, adhesive is to the first drive plate 5, the first drive plate 5 and the 3rd follower 4 are combined, the synchronized rotation under the drive of the 3rd follower 4 of the first drive plate 5, and then drive main shaft 6 synchronized rotations, main shaft 6 can connect other power demand parts to its outputting power.
This control gear I also can directly link to each other with main shaft 6 by the 3rd follower 4 and realize transmission.
Embodiment two
The difference of the utility model overdrive device and mode of execution one is, the diameter d 3 of the second follower 3 is set greater than the diameter d 2 of the first follower 2, and the diameter d 1 of driving wheel 1 is more than or equal to the diameter d 4 of the 3rd follower 4.
Embodiment three
The utility model overdrive device and mode of execution one, two difference are, the diameter d 3 of the second follower 3 is set greater than the diameter d 2 of the first follower 2, the diameter d 1 of driving wheel 1 is more than or equal to the diameter d 4 of the 3rd follower 4, and the diameter d 4 of the 3rd follower 4 is greater than the diameter d 3 of the second follower 3.
For the utility model overdrive device, there are a lot of set-up modes in the diameter Relationship of driving wheel 1, the first follower 2, the second follower 3 and the 3rd follower 4, as long as carry out adjusted design according to velocity ratio formula di/dk=nk/ni, can realize that the 3rd follower 4 angular velocity are greater than the angular velocity of driving wheel 1.
Embodiment four
The utility model overdrive device and mode of execution one, two, three difference are, driving wheel 1, the first follower 2, the second follower 3 and the 3rd follower 4 are sprocket wheel, between driving wheel 1 and the first follower 2 and between the second follower 3 and the 3rd follower 4 respectively by chain transmission.
Embodiment five
The utility model overdrive device and mode of execution one, two, three, four difference are, driving wheel 1, the first follower 2, the second follower 3 and the 3rd follower 4 are gear, pass through respectively engagement driving between driving wheel 1 and the first follower 2 and between the second follower 3 and the 3rd follower 4.
The overdrive device of the utility model mode of execution one to five is applicable to the electromagnetic fan clutch such as single speed, double speed in the prior art.
As shown in Figure 2, be a double speed electromagnetic fan clutch, add this overdrive device, form three speed hypervelocity electromagnetic fan clutch.This three speed hypervelocity electromagnetic fan clutch, fan fixed disk 13 is fixedly connected on the main shaft 6 by woodruff key, and driving wheel 1 is fixedly connected with the second drive plate 22 near fan fixed disk 13 1 sides.Also be embedded with in the driving wheel 1 in the second iron core 20, the second iron cores 20 and be provided with the second coil 9 and tertiary coil 10.Be provided with permanent magnet fixed tray 14 between fan fixed disk 13 and the second drive plate 22, as shown in Figure 3, permanent magnet fixed tray 14 circumferentially is embedded many to permanent magnet 18, is embedded with soft iron 19 with permanent magnet 18 relative positions on the fan fixed disk 13.Be provided with the second adhesive dish 15, the 3rd adhesive dish 16 between permanent magnet fixed tray 14 and the second drive plate 22, the 3rd adhesive dish 16 and the second adhesive dish 15 center superpositions, the 3rd adhesive dish 16 radially is positioned at the outside of the second adhesive dish 15, the second adhesive dish 15 is fixedly connected on the permanent magnet fixed tray 14 by spring sheet, and the 3rd adhesive dish 16 is fixedly connected on the fan fixed disk 13 by spring sheet.The second drive plate 22, the second iron core 20 and permanent magnet fixed tray 14 all are contained on the main shaft 6 by bearing housing.
This three speed hypervelocity electromagnetic fan clutch working procedure is such: driving wheel 1 rotates under driven by engine, when the second coil 9 is switched on separately, the second iron core 20 produces magnetic force, with 15 adhesives of the second adhesive dish to the second drive plate 22, following driving wheel 1 together rotates, the second adhesive dish 15 drives together rotation of permanent magnet fixed tray 14 by spring sheet, permanent magnet 18 rotations on the permanent magnet fixed tray 14 produce magnetic force, act on the soft iron 19 that is oppositely arranged with permanent magnet 18 on the fan fixed disk 13, make soft iron 19 follow 14 rotations of permanent magnet fixed tray, and then drive fan fixed disk 13 rotations.
When the second coil 9 and tertiary coil 10 are switched on simultaneously, second, third adhesive dish 15,16 simultaneously by adhesive to the second drive plate 22, the 3rd adhesive dish 16 directly is connected on the fan fixed disk 13, drive fan fixed disk 13 rotations, add simultaneously the second adhesive dish 15 by the induced effect of permanent magnet fixed tray 14, make the rotating speed of fan fixed disk 13 be higher than the second coil 9 separately during energising.
When the second coil 9 and tertiary coil 10 all cut off the power supply, only during 7 energising of the first coil, drive main shafts 6 by the 3rd follower 4 that forms hypervelocity and rotate, fan fixed disk 13 is rotated under the drive of main shaft 6, forms higher rotating speed.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (12)
1. overdrive device, comprise: driving wheel (1) and the 3rd follower (4) on main shaft (6) are rotatably connected, and with the transmission of power of the 3rd follower (4) the control gear I to the described main shaft (6), be fixedly connected on the first follower (2) and the second follower (3) on the auxiliary axis (21); So that the angular velocity of described the 3rd follower (4) is greater than the angular velocity of described driving wheel (1).
2. overdrive device according to claim 1, it is characterized in that: described driving wheel (1), the first follower (2), the second follower (3) and the 3rd follower (4) are belt pulley, pass through respectively belt transmission between described driving wheel (1) and the first follower (2) and between described the second follower (3) and the 3rd follower (4).
3. overdrive device according to claim 1, it is characterized in that: described driving wheel (1), the first follower (2), the second follower (3) and the 3rd follower (4) are sprocket wheel, between described driving wheel (1) and the first follower (2) and between described the second follower (3) and the 3rd follower (4) respectively by chain transmission.
4. overdrive device according to claim 1, it is characterized in that: described driving wheel (1), the first follower (2), the second follower (3) and the 3rd follower (4) are gear, pass through respectively engagement driving between described driving wheel (1) and the first follower (2) and between described the second follower (3) and the 3rd follower (4).
5. arbitrary described overdrive device according to claim 1-4, it is characterized in that: the diameter d 3 of described the second follower (3) is greater than the diameter d 2 of described the first follower (2).
6. overdrive device according to claim 5, it is characterized in that: the diameter d 1 of described driving wheel (1) is more than or equal to the diameter d 4 of the 3rd follower (4).
7. overdrive device according to claim 6, it is characterized in that: the diameter d 4 of described the 3rd follower (4) is greater than the diameter d 3 of described the second follower (3).
8. overdrive device according to claim 5, it is characterized in that: described control gear I comprises the first iron core (11) that is sleeved on the main shaft (6), the first iron core (11) is positioned between driving wheel (1) and the 3rd follower (4), be embedded with the first coil (7) in described the first iron core (11), also be provided with the first adhesive dish (8) between described the 3rd follower (4) and the first iron core (11), described the first adhesive dish (8) is fixedly connected on the 3rd follower (4) by spring sheet, be provided with the first drive plate (5) between the first iron core (11) and the first adhesive dish (8), described the first drive plate (5) is fixedly connected on the main shaft (6).
9. according to claim 1-4, the arbitrary described overdrive device of 6-7, it is characterized in that: described control gear I comprises the first iron core (11) that is sleeved on the main shaft (6), the first iron core (11) is positioned between driving wheel (1) and the 3rd follower (4), be embedded with the first coil (7) in described the first iron core (11), also be provided with the first adhesive dish (8) between described the 3rd follower (4) and the first iron core (11), described the first adhesive dish (8) is fixedly connected on the 3rd follower (4) by spring sheet, be provided with drive plate (5) between the first iron core (11) and the first adhesive dish (8), described drive plate (5) is fixedly connected on the main shaft (6).
10. overdrive device according to claim 1, it is characterized in that: described main shaft (6) is parallel with the axis of auxiliary axis (21), this transmission device also is provided with a housing (12), main shaft (6) and auxiliary axis (21) by bearings on housing (12).
11. electromagnetic fan clutch with the arbitrary described overdrive device of claim 1-10.
12. electromagnetic fan clutch according to claim 11, it is characterized in that: fan fixed disk (13) is fixedly connected on the main shaft (6) by woodruff key, described driving wheel (1) is fixedly connected with the second drive plate (22) near fan fixed disk (13) one sides, also be embedded with the second iron core (20) in the driving wheel (1), be provided with the second coil (9) and tertiary coil (10) in described the second iron core (20), be provided with permanent magnet fixed tray (14) between described fan fixed disk (13) and the second drive plate (22), described permanent magnet fixed tray (14) circumferentially is embedded many to permanent magnet (18), fan fixed disk (13) goes up and permanent magnet (18) relative position is embedded with soft iron (19), be provided with the second adhesive dish (15) between described permanent magnet fixed tray (14) and the second drive plate (22), the 3rd adhesive dish (16), described the 3rd adhesive dish (16) and the second adhesive dish (15) center superposition, the 3rd adhesive dish (16) radially is positioned at the outside of the second adhesive dish (15), described the second adhesive dish (15) is fixedly connected on the permanent magnet fixed tray (14) by spring sheet, the 3rd adhesive dish (16) is fixedly connected on the fan fixed disk (13) by spring sheet, described the second drive plate (22), the second iron core (20) and permanent magnet fixed tray (14) all are contained on the main shaft (6) by bearing housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166744 CN202659334U (en) | 2012-04-19 | 2012-04-19 | Overdrive device and electromagnetic fan clutch with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166744 CN202659334U (en) | 2012-04-19 | 2012-04-19 | Overdrive device and electromagnetic fan clutch with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659334U true CN202659334U (en) | 2013-01-09 |
Family
ID=47454243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220166744 Expired - Fee Related CN202659334U (en) | 2012-04-19 | 2012-04-19 | Overdrive device and electromagnetic fan clutch with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202659334U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619611A (en) * | 2012-04-19 | 2012-08-01 | 龙口市汽车风扇离合器厂 | Overdrive device and electromagnetic fan clutch with same |
| CN104847808A (en) * | 2015-05-29 | 2015-08-19 | 苏州锟恩电子科技有限公司 | Simple electromagnetic clutch |
-
2012
- 2012-04-19 CN CN 201220166744 patent/CN202659334U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619611A (en) * | 2012-04-19 | 2012-08-01 | 龙口市汽车风扇离合器厂 | Overdrive device and electromagnetic fan clutch with same |
| CN102619611B (en) * | 2012-04-19 | 2014-04-16 | 龙口中宇汽车风扇离合器有限公司 | Overdrive device and electromagnetic fan clutch with same |
| CN104847808A (en) * | 2015-05-29 | 2015-08-19 | 苏州锟恩电子科技有限公司 | Simple electromagnetic clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LONGKOU ZHONGYU AUTOMOBILE FAN CLUTCH CO., LTD. Free format text: FORMER NAME: LONGKOU CITY AUTOMOBILE FAN CLUTCH FACTORY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 265717 Shandong city of Yantai Province, Ma Zhen Chen Jia Longkou Patentee after: LONGKOU ZHONGYU AUTOMOBILE FAN CLUTCH CO., LTD. Address before: 265717 Shandong city of Yantai Province, Ma Zhen Chen Jia Longkou Patentee before: Car Fan Clutch Factory, Longkou City |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20140419 |