CN203770464U - Electromagnetic fan clutch - Google Patents

Electromagnetic fan clutch Download PDF

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Publication number
CN203770464U
CN203770464U CN201420123137.1U CN201420123137U CN203770464U CN 203770464 U CN203770464 U CN 203770464U CN 201420123137 U CN201420123137 U CN 201420123137U CN 203770464 U CN203770464 U CN 203770464U
Authority
CN
China
Prior art keywords
dead axle
iron core
core member
drive plate
circular groove
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201420123137.1U
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Chinese (zh)
Inventor
王兆宇
邢子义
刘海涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Yutai Intelligent Technology Co ltd
Original Assignee
LONGKOU ZHONGYU MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LONGKOU ZHONGYU MACHINERY CO Ltd filed Critical LONGKOU ZHONGYU MACHINERY CO Ltd
Priority to CN201420123137.1U priority Critical patent/CN203770464U/en
Application granted granted Critical
Publication of CN203770464U publication Critical patent/CN203770464U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to an electromagnetic fan clutch for an automobile engine. The electromagnetic fan clutch comprises a fixes shaft, a drive disc, a fan fixed disc and an iron core part, wherein the fan fixed disc is rotatably arranged on the fixed shaft or the drive disc, a pull-in disc is fixedly arranged on the right end surface of the fan fixed disc through an elastic sheet, the drive disc is rotatably arranged on the fixed shaft, a gap is arranged between the left end surface of the drive disc and the right end surface of the pull-in disc, the fixed shaft is further rotatably provided with a belt pulley, the belt pulley and the drive disc are fixedly connected, the iron core part is further fixedly arranged on the fixed shaft, and is arranged between the drive disc and the belt pulley, a groove or a wire guide hole is axially arranged on the fixed shaft, and a wire of the iron core part can be penetrated from the groove or the wire guide hole. The electromagnetic fan clutch can effectively prevent the wire from being pulled apart.

Description

A kind of electromagnetic fan clutch
Technical field
The utility model relates to a kind of electromagnetic clutch, particularly relates to a kind of electromagnetic fan clutch for motor car engine.
Background technique
Electromagnetic fan clutch is a kind of auxiliary cold device that goes of vehicle, is arranged in the cooling system of automobile, by electromagnetic coil principle of induction, realizes cold two stage speed change or the three-step gear shift that removes fan, thereby reaches the object of saving fuel oil, reducing energy consumption.
Chinese patent CN102758857A discloses a kind of two-speed electromagnetic fan clutch, as shown in Figure 1, this clutch comprises main shaft 15 ', iron core member 1 ', drive plate 3 ', adhesive dish 4 ', fan fixed disk 5 ', on the suit main shaft 15 ' morning that iron core member 1 ' rotates, field coil 2 ' is installed in iron core member 1 ', drive plate 3 ' is fixedly mounted on main shaft 15 ' by key 12 ', it is upper that fan fixed disk 5 ' is arranged on drive plate 3 ' rotationally by bearing 8 ', and adhesive dish 4 ' is fixedly mounted on the right side of fan fixed disk 5 ' by spring sheet 6 '.During this clutch work, 15 ' the rotation of driven by engine main shaft, main shaft 15 ' makes drive plate 3 ' rotation by key 12 ', when the water temperature of motor car engine is less than setting temperature, two-speed electromagnetic fan clutch is not worked, adhesive dish 4 ' is with drive plate 3 ' in separated state, and now drive plate 3 ' is rubbed fan fixed disk 5 ' is rotated freely by bearing ball; When the water temperature of motor car engine is more than or equal to setting temperature, the adhesive dish of electromagnetic fan clutch 4 ', is now arranged on fan in fan fixed disk and synchronizes rotation with main shaft 15 ' in attracting state with drive plate 3 '.
But this electromagnetic fan clutch is when work, wire on iron core member 1 ' on it may be wound into main shaft 15 ' and above cause wire to be torn, or because transmission between main shaft 15 ' and iron core member 1 ' goes wrong, cause iron core member 1 ' to rotate with main shaft 15 ', cause wire to be torn.
Model utility content
The technical problems to be solved in the utility model is to provide a kind of simple in structure, electromagnetic fan clutch that cost is low, easy and simple to handle, can effectively avoid wire to be torn, and has improved the reliability of clutch.
The utility model electromagnetic fan clutch, comprise dead axle, drive plate, fan fixed disk and iron core member, described fan fixed disk is arranged on dead axle or drive plate rotationally, on the right side of fan fixed disk, by spring sheet, be installed with adhesive dish, described drive plate is arranged on dead axle rotationally, between the right side of the left side of drive plate and adhesive dish, there is gap, belt pulley is also installed rotationally on dead axle, described belt pulley is fixedly connected with drive plate, on described dead axle, be also installed with iron core member, iron core member is between drive plate and belt pulley, on described dead axle, offer groove or the wire guide of axial setting, the wire of described iron core member can pass in groove or wire guide.
The utility model electromagnetic fan clutch, wherein said dead axle is multidiameter shaft, the left part diameter of dead axle is little, right side section diameter is large, described iron core member is fixedly set in the left part of dead axle, and described groove is opened on the circumferential surface of right side part of dead axle, and described groove is the groove that left and right connects, the left end opening of groove is positioned on the step surface of dead axle, and the right side opening of groove is positioned on the right side of dead axle.
The utility model electromagnetic fan clutch, wherein said wire guide comprises horizontal component and the vertical component being interconnected, described horizontal component is positioned at the right side of vertical component, and the left end opening of wire guide is positioned on the circumferential surface of dead axle, and the right-end openings of wire guide is positioned on the right side of dead axle.
The utility model electromagnetic fan clutch, wherein said iron core member is fixedly set on dead axle by woodruff key.
The utility model electromagnetic fan clutch, on the right side of wherein said drive plate, be provided with the first circular groove, the cross section of described the first circular groove is rectangle, the right side of the inwall of described the first circular groove is positioned at the left side of the right side of its outer wall, described iron core member is partly positioned at the first circular groove, the cross section that described iron core member is positioned at the part of the first circular groove is rectangle, between described iron core member and the first circular groove, has gap.
The utility model electromagnetic fan clutch, the bottom land of wherein said the first circular groove offers some magnetic conductive holes, and described magnetic conductive hole is divided into inside and outside two circles, is all evenly equipped with some magnetic conductive holes on every circle.
The utility model electromagnetic fan clutch, is provided with rib on the right side of the bottom land diapire of wherein said the first circular groove, and described rib arranges from inside to outside twist, and the rotation direction of rib is identical with the sense of rotation of described drive plate.
The utility model electromagnetic fan clutch, is also installed with heat dissipation plate on the excircle of wherein said drive plate, be provided with the radiating fin of some horizontal and vertical layouts on described heat dissipation plate.
The utility model electromagnetic fan clutch, wherein said fan fixed disk comprises fixed tray body and the land being mutually permanently connected, described land is positioned at the right side of fixed tray body, on the right side of land, be installed with permanent magnet, on heat dissipation plate, be installed with soft magnet, described permanent magnet is corresponding with left and right, soft magnet position, on the left side of described fixed tray body, is provided with annular protrusion, and described annular protrusion is positioned at the inner side of the flabellum mounting hole in fan fixed disk.
The utility model electromagnetic fan clutch, wherein said belt pulley is arranged on dead axle by belt pulley bearing, on the right side of described belt pulley, offer the second circular groove, on described dead axle, fixed cover is equipped with baffle plate, described baffle plate is positioned at the right side of belt pulley bearing, the outer end of described baffle plate is bent to form insertion part left, and described insertion part is positioned at the second circular groove, between insertion part and the cell wall of the second circular groove, has gap.
The utility model electromagnetic fan clutch difference from prior art is that the utility model passes through to replace with fixed dead axle the main shaft of the rotation in electromagnetic fan clutch in prior art, iron core member is fixedly set on dead axle, on dead axle, offer groove or the wire guide that can make the wire of iron core member therefrom pass, that fan fixed disk and drive plate are all rotated is sleeved on dead axle simultaneously, make electromagnetic fan clutch when work dead axle and iron core member remain and do not rotate, avoided the wire of iron core member because pullling or be wound around the situation that causes fracture completely, effectively raise the operational safety of clutch.
Below in conjunction with accompanying drawing, electromagnetic fan clutch of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is that the master of the electromagnetic fan clutch of prior art looks sectional view;
Fig. 2 is that the utility model electromagnetic fan clutch embodiment 1 master looks sectional view;
Fig. 3 is that the utility model electromagnetic fan clutch embodiment 2 master looks sectional view.
Embodiment
Embodiment 1
As shown in Figure 2, the utility model electromagnetic fan clutch comprises dead axle 10, drive plate 50, fan fixed disk 70, iron core member 80, adhesive dish 75 and belt pulley 40.Fan fixed disk 70 is arranged on the left end of dead axle 10 rotationally by fan fixed disk bearing 78.Certainly fan fixed disk also can adopt disclosed mode in the patent documentation that background technique partly quotes, and is arranged on drive plate rotationally.What drive plate 50 rotated by drive plate bearing 54 is arranged on dead axle 10, fan fixed disk 70 is positioned at the left side of drive plate 50, on the right side of fan fixed disk 70, by spring sheet 76, be installed with adhesive dish 75, between the right side of the left side of drive plate 50 and adhesive dish 75, have gap, gap width all can between 0.05-0.2mm.On dead axle 10, also by belt pulley bearing 42, belt pulley 40 is installed rotationally, belt pulley 40 is positioned at the right side of drive plate 50, and the outer rim of the outer rim of belt pulley 40 and drive plate 50 is bolted to connection.On dead axle 10, be also installed with iron core member 80, iron core member 80, between drive plate 50 and belt pulley 40, offers the wire guide 13 of axial setting on dead axle 10, and the wire of iron core member 80 can pass in wire guide 13.
Electromagnetic fan clutch of the present utility model is when work, driven by engine is rotatably installed in belt pulley 40 rotations on dead axle 10, belt pulley 40 drives the drive plate 50 being arranged on rotationally on dead axle 10 around System of Rotating about Fixed Axis, when the water temperature of motor car engine is less than setting temperature, electromagnetic fan clutch is not worked, adhesive dish 75 is with drive plate 50 in separated state, and now fan fixed disk 70 is in free state; When the water temperature of motor car engine is more than or equal to setting temperature, the adhesive dish of electromagnetic fan clutch 75, is now arranged on fan in fan fixed disk and synchronizes rotation with dead axle 10 in attracting state with drive plate 50.As from the foregoing, no matter in work or during off working state, dead axle 10 and the iron core member 80 on it are all in maintaining static state, therefore at electromagnetic fan clutch, there is not the risk being torn in the wire of iron core member 80, effectively raises the reliability of electromagnetic fan clutch.
In the present embodiment, processing for the ease of the wire guide 13 on dead axle 10, the horizontal component 14 and the vertical component 16 that wire guide 13 are comprised be interconnected, horizontal component 14 is positioned at the right side of vertical component 16, the left end opening of wire guide 13 is positioned on the circumferential surface of dead axle 10, and the right-end openings of wire guide 13 is positioned on the right side of dead axle 10.For the ease of fixing of dead axle 10, right-hand member at dead axle 10 is provided with boss 15, the right-hand member of dead axle 10 passes and is fixed on support 90, the right side close contact of the left side of boss 15 and support 90, the part integral body that support 90 contacts with dead axle is protruded left, so that hold the boss 15 on dead axle.On support 90, be also installed with plug connector 91, plug connector 91 is provided with endoporus, and on hole wall, offers a plurality of grooves 92, for fixing cord 99.
In order better iron core member 80 to be fixed on dead axle 10, between iron core member 80 and dead axle 10, by woodruff key 81, connect.
For the ease of holding iron core member 80 and dispelling the heat to iron core member 80, on the right side of drive plate 50, be provided with the first circular groove 51, the cross section of the first circular groove 51 is rectangle, the right side of the inwall of the first circular groove 51 is positioned at the left side of the right side of its outer wall, iron core member 80 parts are positioned at the first circular groove 51, the cross section that iron core member 80 is positioned at the part of the first circular groove 51 is rectangle, between iron core member 80 and the first circular groove 51, have gap, gap width all can between 0.05-0.2mm.Bottom land at the first circular groove 51 offers some magnetic conductive holes 52, and described magnetic conductive hole 52 is divided into inside and outside two circles, is all evenly equipped with some magnetic conductive holes on every circle.On the right side of the bottom land diapire of the first circular groove 51, be provided with rib (not shown), rib arranges from inside to outside twist, and the rotation direction of rib is identical with the sense of rotation of drive plate 50.
Embodiment 2
As shown in Figure 3, the utility model electromagnetic fan clutch comprises dead axle 10, drive plate 50, fan fixed disk 70, iron core member 80, adhesive dish 75 and belt pulley 40.Dead axle 10 is multidiameter shaft, and left part 18 diameters of dead axle 10 are little, and part 19 diameters in right side are large.Fan fixed disk 70 is arranged on the left end of dead axle 10 rotationally by fan fixed disk bearing 78, what drive plate 50 rotated by drive plate bearing 54 is arranged on dead axle 10, fan fixed disk 70 is positioned at the left side of drive plate 50, on the right side of fan fixed disk 70, by spring sheet 76, be installed with adhesive dish 75, between the right side of the left side of drive plate 50 and adhesive dish 75, have gap, gap width all can between 0.05-0.2mm.In the right side of dead axle 10 part 19, also by belt pulley bearing 42, belt pulley 40 is installed rotationally, belt pulley 40 is positioned at the right side of drive plate 50, and the outer rim of the outer rim of belt pulley 40 and drive plate 50 is bolted to connection.On the excircle of drive plate 50, be also installed with heat dissipation plate 41, on heat dissipation plate 41, be provided with the radiating fin 43 of some horizontal and vertical layouts.
Fan fixed disk 70 comprises fixed tray body 71 and the land 73 being mutually permanently connected, land 73 is positioned at the right side of fixed tray body 71, on the right side of land 73, be installed with permanent magnet 74, on heat dissipation plate 41, be installed with soft magnet 44, permanent magnet 74 is corresponding with soft magnet 44 left and right, position, and permanent magnet 74 is relative with equal diameters and the position of the circumference at soft magnet 44 places.On the left side of fixed tray body 71, be provided with annular protrusion 72, annular protrusion 72 is positioned at the inner side of the flabellum mounting hole 77 in fan fixed disk 70, to improve the radiating effect of fan fixed disk bearing 78.In the left part 18 of dead axle 10, be also installed with iron core member 80, iron core member 80 is between drive plate 50 and belt pulley 40.On dead axle 10, also offer groove 11, groove 11 is positioned on the circumferential surface of right side part of dead axle 10, the groove that groove 11 connects for left and right, the left end opening of groove 11 is positioned on the step surface of dead axle 10, and the right side opening of groove 11 is positioned on the right side of dead axle 10.
On the right side of belt pulley 40, offer the second circular groove 45, on dead axle 10, fixed cover is equipped with baffle plate 47, the aperture of the through hole on baffle plate 47 equates with the diameter of axle of dead axle 10 relevant positions, baffle plate 47 is positioned at the right side of belt pulley bearing 42, the outer end of baffle plate 47 is bent to form insertion part 49 left, and insertion part 49 is positioned at the second circular groove 45, between insertion part 49 and the cell wall of the second circular groove 45, has gap, by baffle plate and the second circular groove are set, can improve the stability of clutch.
In the present embodiment, the working procedure of electromagnetic fan clutch is as follows: when radiator temperature does not reach setting temperature, field coil in iron core member 80 must not be electric, now belt pulley 40 band nutating disk 50 rotations, be fixedly mounted on heat dissipation plate 41 rotation together thereupon on drive plate 50, due to the soft magnet 44 in heat dissipation plate 41 and the magnetic force between the permanent magnet 74 in fan fixed disk 70, fan fixed disk 70 is rotated with drive plate 50 is flexible; When the temperature of radiator higher, while reaching setting temperature, excitation circle in iron core member 80 obtains electric, iron core member 80 adhesive adhesive dishes 75, fan fixed disk 70 and drive plate 50 are linked together, again because belt pulley 40 is fixedly connected with drive plate 50, so fan fixed disk 70 is with belt pulley full-speed operation, drive fan leaf to rotate at full speed, to radiator, lower the temperature.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of 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 (10)

1. an electromagnetic fan clutch, comprise dead axle (10), drive plate (50), fan fixed disk (70) and iron core member (80), described fan fixed disk (70) is arranged on dead axle (10) or drive plate (50) rotationally, on the right side of fan fixed disk (70), by spring sheet (76), be installed with adhesive dish (75), it is characterized in that: described drive plate (50) is arranged on dead axle (10) rotationally, between the right side of the left side of drive plate (50) and adhesive dish (75), there is gap, belt pulley (40) is also installed rotationally on dead axle (10), described belt pulley (40) is fixedly connected with drive plate (50), on described dead axle (10), be also installed with iron core member (80), iron core member (80) is positioned between drive plate (50) and belt pulley (40), on described dead axle (10), offer groove (11) or the wire guide (13) of axial setting, the wire of described iron core member (80) can pass in groove (11) or wire guide (13).
2. electromagnetic fan clutch according to claim 1, it is characterized in that: described dead axle (10) is multidiameter shaft, the left part diameter of dead axle (10) is little, right side section diameter is large, described iron core member (80) is fixedly set in the left part of dead axle (10), described groove (11) is opened on the circumferential surface of right side part of dead axle (10), the groove that described groove (11) connects for left and right, the left end opening of groove (11) is positioned on the step surface of dead axle (10), and the right side opening of groove (11) is positioned on the right side of dead axle (10).
3. electromagnetic fan clutch according to claim 1, it is characterized in that: described wire guide (13) comprises horizontal component (14) and the vertical component (16) being interconnected, described horizontal component (14) is positioned at the right side of vertical component (16), the left end opening of wire guide (13) is positioned on the circumferential surface of dead axle (10), and the right-end openings of wire guide (13) is positioned on the right side of dead axle (10).
4. according to the electromagnetic fan clutch described in claim 2 or 3, it is characterized in that: described iron core member (80) is fixedly set on dead axle (10) by woodruff key (81).
5. electromagnetic fan clutch according to claim 4, it is characterized in that: on the right side of described drive plate (50), be provided with the first circular groove (51), the cross section of described the first circular groove (51) is rectangle, the right side of the inwall of described the first circular groove (51) is positioned at the left side of the right side of its outer wall, described iron core member (80) part is positioned at the first circular groove (51), the cross section that described iron core member (80) is positioned at the part of the first circular groove (51) is rectangle, between described iron core member (80) and the first circular groove (51), has gap.
6. electromagnetic fan clutch according to claim 5, is characterized in that: the bottom land of described the first circular groove (51) offers some magnetic conductive holes (52), and described magnetic conductive hole (52) is divided into inside and outside two circles, is all evenly equipped with some magnetic conductive holes on every circle.
7. electromagnetic fan clutch according to claim 6, it is characterized in that: on the right side of the bottom land diapire of described the first circular groove (51), be provided with rib, described rib arranges from inside to outside twist, and the rotation direction of rib is identical with the sense of rotation of described drive plate (50).
8. electromagnetic fan clutch according to claim 7, is characterized in that: on the excircle of described drive plate (50), be also installed with heat dissipation plate (41), be provided with the radiating fin (43) of some horizontal and vertical layouts on described heat dissipation plate (41).
9. electromagnetic fan clutch according to claim 8, it is characterized in that: described fan fixed disk (70) comprises fixed tray body (71) and the land (73) being mutually permanently connected, described land (73) is positioned at the right side of fixed tray body (71), on the right side of land (73), be installed with permanent magnet (74), on heat dissipation plate (41), be installed with soft magnet (44), described permanent magnet (74) is corresponding with soft magnet (44) left and right, position, on the left side of described fixed tray body (71), be provided with annular protrusion (72), described annular protrusion (72) is positioned at the inner side of the flabellum mounting hole (77) in fan fixed disk (70).
10. electromagnetic fan clutch according to claim 9, it is characterized in that: described belt pulley (40) is arranged on dead axle (10) by belt pulley bearing (42), on the right side of described belt pulley (40), offer the second circular groove (45), at the upper fixed cover of described dead axle (10), baffle plate (47) is housed, described baffle plate (47) is positioned at the right side of belt pulley bearing (42), the outer end of described baffle plate (47) is bent to form insertion part (49) left, described insertion part (49) is positioned at the second circular groove (45), between the cell wall of insertion part (49) and the second circular groove (45), there is gap.
CN201420123137.1U 2014-03-18 2014-03-18 Electromagnetic fan clutch Expired - Lifetime CN203770464U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420123137.1U CN203770464U (en) 2014-03-18 2014-03-18 Electromagnetic fan clutch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420123137.1U CN203770464U (en) 2014-03-18 2014-03-18 Electromagnetic fan clutch

Publications (1)

Publication Number Publication Date
CN203770464U true CN203770464U (en) 2014-08-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420123137.1U Expired - Lifetime CN203770464U (en) 2014-03-18 2014-03-18 Electromagnetic fan clutch

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CN (1) CN203770464U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103939495A (en) * 2014-03-18 2014-07-23 龙口中宇机械有限公司 Electromagnetic fan clutch
CN106677878A (en) * 2017-02-23 2017-05-17 龙口中宇机械有限公司 Driving device for changing fan rotating direction and control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103939495A (en) * 2014-03-18 2014-07-23 龙口中宇机械有限公司 Electromagnetic fan clutch
CN106677878A (en) * 2017-02-23 2017-05-17 龙口中宇机械有限公司 Driving device for changing fan rotating direction and control method

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20211110

Address after: 261000 plant 1, Weichai international supporting industrial park, east of Gaoxin seventh Road, Yingqian street, Wenquan development section, Weifang High tech Zone, Weifang City, Shandong Province

Patentee after: Shandong Yutai Intelligent Technology Co.,Ltd.

Address before: 265717 Da Chen Jia, Beima Town, Longkou City, Yantai City, Shandong Province

Patentee before: LONGKOU ZHONGYU MACHINERY Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140813