CN106122309B - A kind of automobile cooling system is easily assembled two-stage speed change clutch and its assemble method - Google Patents

A kind of automobile cooling system is easily assembled two-stage speed change clutch and its assemble method Download PDF

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Publication number
CN106122309B
CN106122309B CN201610730754.1A CN201610730754A CN106122309B CN 106122309 B CN106122309 B CN 106122309B CN 201610730754 A CN201610730754 A CN 201610730754A CN 106122309 B CN106122309 B CN 106122309B
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China
Prior art keywords
magnet
clutch
main shaft
driving wheel
cooling system
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CN201610730754.1A
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Chinese (zh)
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CN106122309A (en
Inventor
张海金
郑福新
龚达锦
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SUZHOU RUIXIN AUTO PARTS CO Ltd
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SUZHOU RUIXIN AUTO PARTS CO Ltd
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
    • F16D27/10—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings
    • F16D27/108—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members
    • F16D27/112—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/02—Controlling of coolant flow the coolant being cooling-air
    • F01P7/08—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
    • F01P7/081—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps using clutches, e.g. electro-magnetic or induction clutches
    • F01P7/082—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps using clutches, e.g. electro-magnetic or induction clutches using friction clutches
    • F01P7/084—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps using clutches, e.g. electro-magnetic or induction clutches using friction clutches actuated electromagnetically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
    • F16D27/14—Details

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

It is easily assembled two-stage speed change clutch the invention discloses a kind of automobile cooling system, it include the main shaft across outside support, and it is set in the driving wheel and arrangement of clutch of outside support end, it is equipped with magnet arrangement in driving wheel inner ring surface and the hollow cavity of main shaft composition, the magnetic pole of wherein magnet arrangement is arranged on the peripheral surface of magnet arrangement, and magnet arrangement includes the annular magnet being sheathed on main shaft.This design structure is compact, reduces the axial distance of clutch；Magnetic field directly acts on the inner ring surface of driving wheel, and when arrangement of clutch, which powers off, to be disconnected, magnet arrangement drives main shaft low rotation, and when arrangement of clutch, which is powered, to be linked, main shaft is rotated synchronously with driving wheel, realizes the output of two-stage rotating speed；The form that one entire annular magnet is inlayed instead of small magnet avoids the possibility that small magnet falls off, good reliability, and the step of inlaying small magnet is omitted, and reduces production cost.

Description

A kind of automobile cooling system is easily assembled two-stage speed change clutch and its assemble method
Technical field
The present invention relates to the technical field of auto-parts, more particularly to a kind of automobile cooling system is easily assembled two-stage change Speed clutch.
Background technology
Automobile cooling system, is a kind of system for preventing engine overheat, and auto pump is automobile engine cooling The pith of system, engine drive the main shaft and wheel rotation of water pump by belt pulley, and the coolant liquid in water pump is by impeller The edge of water pump cover is driven and be thrown toward under the action of the centrifugal force, then from water pipe outflow, and carries out reciprocation cycle, is carried out pair The cooling of automobile engine；Radiator and radiator fan are also the critical piece of automobile cooling system；Clutch sleeve is located at water On the main shaft of pump or radiator, the work for controlling water pump or radiator fan.
Auto pump in the prior art or electromagnetic fan clutch, magnet arrangement include mold insert iron hoop and one group forever Magnet, wherein permanent magnet are axially embedded on mold insert iron hoop, occupy a large amount of axial space；In addition, being needed one when assembling Each and every one permanent magnet is embedded in mold insert iron hoop, and assembling is cumbersome, and when clutch is run, permanent magnet has the possibility to fall off.
Invention content
The purpose of invention：What the present invention disclosed a kind of automobile cooling system is easily assembled two-stage speed change clutch, and structure is tight It gathers, realizes the two-stage rotating speed output of main shaft；The design of one entire annular magnet, the form inlayed instead of small magnet avoid The possibility that small magnet falls off, good reliability, and be easily assembled to, reduce production cost.
Technical solution：In order to achieve the goal above, the two-stage that is easily assembled the invention discloses a kind of automobile cooling system becomes Speed clutch includes the main shaft across outside support, and is set in the driving wheel and arrangement of clutch of outside support end, transmission It takes turns in inner ring surface and the hollow cavity of main shaft composition and is equipped with magnet arrangement, the magnetic pole of wherein magnet arrangement is arranged in magnet arrangement On peripheral surface, magnet arrangement includes the annular magnet being sheathed on main shaft.This design structure is compact, reduces the axis of clutch To distance；Magnetic field directly acts on the inner ring surface of driving wheel, when arrangement of clutch power off disconnect when, magnet arrangement drive main shaft with Less than the rotational speed of driving wheel；When arrangement of clutch, which is powered, to be linked, main shaft is rotated synchronously with driving wheel；Main shaft is realized with this Two-stage rotating speed exports；The design of one entire annular magnet, the form inlayed instead of small magnet, avoid that small magnet falls off can Can, good reliability, and the step of inlaying small magnet is omitted uses manpower and material resources sparingly and built-up time, reduces production cost.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, and the magnet arrangement also wraps The first magnet retainer and the second magnet retainer are included, wherein annular magnet is folded in the first magnet retainer and the second magnet is protected Between holding frame, the outer diameter of the first magnet retainer and the second magnet retainer is more than the outer diameter of annular magnet.This design structure Simply, annular magnet can be adsorbed by own magnetic force and fix the first magnet retainer and the second magnet retainer, make magnet knot It is configured to the entirety linked, it is easy for installation and reliable and stable；First magnet retainer and the second magnet retainer The magnetic pole of annular magnet is drawn out on the peripheral surface of itself, and is kept in the peripheral surface of the first magnet retainer and the second magnet Magnetic field is formed between the peripheral surface of frame, which directly acts on the inner ring surface of driving wheel, and attraction works well；In addition, Annular magnet is easy to process.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, and the arrangement of clutch includes Shell, clutch chip architecture, frictional disk and electromagnetic coil structure, middle casing are set in transmission wheel end, and main shaft is formed with shell Hollow cavity in clutch chip architecture, frictional disk and electromagnetic coil structure are set gradually since the end face of driving wheel.It is this to set It counts and electromagnetic coil structure is arranged to the axial dimension for making driving wheel in the end of clutch no longer by the shadow of electromagnetic coil size It rings, is applicable to the occasion of small size belt pulley, while convenient for the extraction of electromagnetic coil lead-out wire.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, and first magnet keeps Frame includes the maintaining part for being in annular shape, and the cylindrical interconnecting piece being connected with main shaft；Second magnet retainer is in circle It is cyclic annular.Annular magnet and the second magnet retainer need to be only sequentially sleeved at the interconnecting piece of the first magnet retainer by this design, Magnet arrangement can attract each other and be combined into one, easy to assembly；It is high with the bonding strength of main shaft, and plays protection ring The effect of shape magnet.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, the clutch chip architecture packet The spring leaf pedestal being set on main shaft is included, the spring leaf being mounted on spring leaf pedestal, and be arranged in spring leaf periphery Clutch-plate.This design realizes that when electromagnetic coil powers off, and magnetic field disappears, clutch-plate resets under spring leaf effect, and rubs Disk separation is wiped, main shaft is made to stop operating；Its is simple in structure, reliable.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, the frictional disk and shell It is fixedly connected, the shell is threadedly coupled with driving wheel.This design structure is simple, is convenient to mount and dismount, as long as also, ensureing transmission When wheel rotation, in the trend mutually tightened between shell, you can it is anti-loosening to realize that driving wheel is connect with shell.
Further, a kind of above-mentioned automobile cooling system is easily assembled two-stage speed change clutch, and the clutch-plate is in annulus Shape, and it is equipped with one group of saturating magnetic slot being arc-shaped；Spring leaf be equipped with one group of elastic arm, and by the free end of elastic arm with Clutch-plate is fixedly connected.This design increases effective contact surface of clutch-plate and friction plate, and the two is made to combine effect more preferable；And Its saturating magnetic works well, and the Stability and dependability that electromagnetic coil acts clutch-plate absorption is high；Spring leaf elastic force is moderate and makees With stabilization.
A kind of assemble method for being easily assembled two-stage speed change clutch of automobile cooling system, is as follows：1）It will lead Axis passes through outside support；2）First bearing is pressed into inside driving wheel, and driving wheel and first bearing are pacified as a whole It is attached on outside support；3）Magnet arrangement is set in as a whole on main shaft and is pressed inwardly into, it is made to reach driving wheel In the hollow cavity that inner ring surface is formed with main shaft；4）Clutch chip architecture is set in as a whole on main shaft and to internal pressure Enter, it is made to reach the end face of driving wheel；5）Frictional disk and shell are set on main shaft as a whole, and by shell and passed Driving wheel is tightened；6）Second bearing is pressed into electromagnetic coil structure, and as a whole by electromagnetic coil structure and second bearing It is set on main shaft and is pressed inwardly into, it is made to reach in the hollow cavity that shell is formed with main shaft；7）Gasket is set in main shaft On, finally nut is set on main shaft and tightens nut.This assemble method is easy, easy to operate, and everything is axial equal It can complete, improve production efficiency, and mechanization assembling may be implemented.
Further, the assemble method for being easily assembled two-stage speed change clutch of above-mentioned a kind of automobile cooling system, the magnetic The assemble method of iron construction is：Annular magnet and the second magnet retainer are sequentially sleeved to the interconnecting piece of the first magnet retainer On.This design eliminates inlaying small magnet, and it is not necessarily to other fixed form, installation is simple, saves manpower object Power and set-up time.
Further, the assemble method for being easily assembled two-stage speed change clutch of above-mentioned a kind of automobile cooling system, it is described to rub It wipes disk to be integrally formed with shell, method is as follows：Frictional disk is positioned in the die casting cavity body of shell, the pressure of shell is then carried out Casting.The bond strength of this design frictional disk and shell is high, is not necessarily to other fixing pieces, reduces cost.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：A kind of automobile cooling of the present invention System is easily assembled two-stage speed change clutch, compact-sized, realizes the two-stage rotating speed output of main shaft；One entire annular magnet Design, the form inlayed instead of small magnet avoid the possibility that small magnet falls off, good reliability, and are easily assembled to, and reduce Production cost；The radial dimension that driving wheel can be reduced is conducive to the transmission ratio for increasing driving wheel transmission system, while convenient for electricity The extraction of magnetic coil lead-out wire；Its overall structure is simple, is convenient to mount and dismount, and improves production efficiency；Its stability, reliability and safety Property it is good, connection it is reliable, anti-loosening；Effective contact surface of clutch-plate and friction plate is big, good in conjunction with effect；It is all dynamic when assembling Make complete axially, mechanization assembling may be implemented.
Description of the drawings
Fig. 1 is a kind of structure chart for being easily assembled two-stage speed change clutch of automobile cooling system of the present invention；
Fig. 2 is a kind of clutch-plate and spring for being easily assembled two-stage speed change clutch of automobile cooling system of the present invention The assembling figure of piece；
Fig. 3 is a kind of structure of the spring leaf for being easily assembled two-stage speed change clutch of automobile cooling system of the present invention Figure；
In figure：1- outside supports, 2- main shafts, 21- bearing portions, 3- driving wheels, 4- arrangement of clutch, 5- magnet arrangements, 51- rings Shape magnet, 52- the first magnet retainers, 521- maintaining parts, 522- interconnecting pieces, 53- the second magnet retainers, 6- shells, 7- from Close chip architecture, 71- spring leaf pedestals, 72- spring leafs, 73- clutch-plates, the saturating magnetic slots of 74-, 75- elastic arms, 8- frictional disks, 9- electricity Magnet coil structure, 91- electromagnetic coils, 92- coil bases, 921- coil slots, 922- threading holes, 10- first bearings, 11- second Bearing, 12- gaskets, 13- nuts, 14- driven members, 15- sealing devices, 16- rivets.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific embodiment of the invention is described in detail.
Embodiment
A kind of automobile cooling system of the present invention is easily assembled two-stage speed change clutch, as shown in Figure 1 to Figure 3, including wears The main shaft 2 for crossing outside support 1, is set in the driving wheel 3 of 1 end of outside support, and is set in the shell 6 of 3 end of driving wheel, Wherein driving wheel 3 is connect by first bearing 10 with 1 end of outside support, and shell 6 is threadedly coupled with driving wheel 3, and is ensured When driving wheel 3 rotates, have the tendency that mutually tightening between shell 6, main shaft 2 is Bearing with multiple rows of balls, bearing portion 21 and outside Holder 1 connects；Driven member 14 is equipped in outside support 1, driven member 14 is set in 2 end of main shaft and is fixed with main shaft 2 It connects, sealing device 15 is equipped between 1 inner ring surface of main shaft 2 and outside support, to prevent the liquid in outside support 1 from entering clutch Device；It is equipped with clutch chip architecture 7, frictional disk 8 in the hollow cavity that main shaft 2 is formed with shell 6 successively since the end face of driving wheel 3 With electromagnetic coil structure 9；Magnet arrangement 5 is equipped in the hollow cavity that 3 inner ring surface of the driving wheel is formed with main shaft 2；Wherein magnetic Iron construction 5 and clutch chip architecture 7 are fixedly connected with main shaft 2, and frictional disk 8 is fixedly connected with shell 6, and electromagnetic coil structure 9 is logical Second bearing 11 is crossed to connect with main shaft 2；Also, 2 end of main shaft is arranged with gasket 12 and nut 13, for the axial direction to clutch Positioning.
Clutch chip architecture 7 includes the spring leaf pedestal 71 being set on main shaft 2, the spring being mounted on spring leaf pedestal 71 Piece 72, and the clutch-plate 73 in 72 periphery of spring leaf is set, clutch-plate 73 is in circular ring shape, and be arc-shaped equipped with one group Saturating magnetic slot 74, the quantity of saturating magnetic slot 74 is no less than 2, is distributed with circular array column-shaped；Spring leaf 72 is equipped with one group of elastic arm 75, And it is fixedly connected with clutch-plate 73 by the free end of elastic arm 75, the quantity of elastic arm 75 is no less than 2, with circular array Column-shaped is distributed, and elastic arm 75 is L-shaped or arc；It is riveted by one group of rivet 16 wherein between spring leaf pedestal 71 and spring leaf 72 It is fixed, it is fixed by one group of riveting of rivet 16 between the free end and clutch-plate 73 of elastic arm 75, and clutch-plate 73 is equipped with The counterbore for installing rivet 16 can prevent rivet 16 convex in 73 surface of clutch-plate in this way, in order to avoid influence clutch-plate 73 and friction The fitting of disk 8.
Electromagnetic coil structure 9 includes electromagnetic coil 91 in a ring and the coil base 92 that is set on main shaft 2, wherein Coil base 92 is equipped with the coil slot 921 in a ring of installation electromagnetic coil 91, and the slot bottom of coil slot 921 is equipped with threading hole 922；Epoxy resin layer is equipped in the gap that coil slot 921 is formed with electromagnetic coil 91, also, 91 surface of electromagnetic coil is covered with Epoxy resin layer；Epoxy resin layer is formed by encapsulating.
Magnet arrangement 5 includes annular magnet 51, the first magnet retainer 52 and the second magnet retainer 53, wherein annular magnetic Iron 51 is folded between the first magnet retainer 52 and the second magnet retainer 53, and the first magnet retainer 52 and the second magnet are protected The outer diameter for holding frame 53 is more than the outer diameter of annular magnet 51；First magnet retainer 52 includes the maintaining part 521 for being in annular shape, and The cylindrical interconnecting piece 522 being connected with main shaft 2, the second magnet retainer 53 is in annular shape；Two of annular magnet 51 Magnetic pole is protected on two end faces of annular magnet 51, and by the maintaining part 521 of the first magnet retainer 52 and the second magnet respectively The extraction of frame 53 is held, until on the peripheral surface of maintaining part 521 and the second magnet retainer 53, and in the peripheral surface of maintaining part 521 and the Magnetic field is formed between the peripheral surface of two magnet retainers 53, which directly acts on the inner ring surface of driving wheel 3, makes magnet knot Structure 5 drives main shaft 2 with the rotational speed less than driving wheel 3.
When electromagnetic coil 91 is powered, clutch chip architecture 7 is adsorbed in magnetic field, and the elastic arm 75 of spring leaf 72 deforms, and makes clutch Piece 73 is combined with frictional disk 8, at this point, by driving wheel 3 drive shell 6 and frictional disk 8, frictional disk 8 drive clutch chip architecture 7, from Closing chip architecture 7 drives main shaft 2 to rotate, and realizes the synchronous rotation of main shaft 2 and driving wheel 3；When electromagnetic coil 91 powers off, magnetic field disappears It loses, clutch-plate 73 resets under the effect of spring leaf 72, is detached with frictional disk 8, and the magnetic field that magnet arrangement 5 generates at this time directly acts on In the inner ring surface of driving wheel 3, when driving wheel 3 rotates, magnetic field drives the lag of magnet arrangement 5 to slowly run；Also, by the way that magnetic is arranged The magnetic field of iron construction 5 is strong and weak, can obtain different output rotating speeds；Its middle casing 6, clutch chip architecture 7, frictional disk 8 and electromagnetism Arrangement of clutch 4 of the loop construction 9 as clutch, realizes above-mentioned clutch function.
A kind of assemble method for being easily assembled two-stage speed change clutch of automobile cooling system, is as follows：
1）Main shaft 2 is passed through into outside support 1, sealing device 15 and driven member 14 are installed；
2）First bearing 10 is pressed into inside driving wheel 3, and driving wheel 3 and first bearing 10 are installed as a whole Onto outside support 1；
3）Magnet arrangement 5 is set on main shaft 2 and is pressed inwardly into as a whole, it is made to reach 3 inner ring of driving wheel In the hollow cavity that face is formed with main shaft 2；The assemble method of wherein magnet arrangement 5 is：Annular magnet 51 and the second magnet are protected Frame 53 is held to be sequentially sleeved on the interconnecting piece 522 of the first magnet retainer 52；
4）Clutch chip architecture 7 is set on main shaft 2 and is pressed inwardly into as a whole, it is made to reach driving wheel 3 End face；
5）Frictional disk 8 and shell 6 are set in as a whole on main shaft 2, and shell 6 and driving wheel 3 are tightened；Its Middle friction tray 8 is integrally formed with shell 6, and method is as follows：Frictional disk 8 is positioned in the die casting cavity body of shell 6, then carries out shell The die casting of body 6；
6）Second bearing 11 is pressed into electromagnetic coil structure 9, and regard electromagnetic coil structure 9 and second bearing 11 as one Entirety is set on main shaft 2 and is pressed inwardly into, it is made to reach in the hollow cavity that shell 6 is formed with main shaft 2；
7）Gasket 12 is set on main shaft 2, finally nut 13 is set on main shaft 2 and tightens nut 13.
The above is only a preferred embodiment of the present invention, it should be noted that for those skilled in the art For, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as the guarantor of the present invention Protect range.

Claims (10)

1. a kind of automobile cooling system is easily assembled two-stage speed change clutch, it is characterised in that：Including passing through outside support（1）'s Main shaft（2）, and it is set in outside support（1）The driving wheel of end（3）And arrangement of clutch（4）, driving wheel（3）Inner ring surface and master Axis（2）Magnet arrangement is equipped in the hollow cavity of composition（5）, wherein magnet arrangement（5）Magnetic pole be arranged in magnet arrangement（5）'s On peripheral surface, magnet arrangement（5）Including being sheathed on main shaft（2）On annular magnet（51）, the first magnet retainer（52）With Two magnet retainers（53）, wherein annular magnet（51）It is folded in the first magnet retainer（52）With the second magnet retainer（53） Between.
2. a kind of automobile cooling system according to claim 1 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State the first magnet retainer（52）With the second magnet retainer（53）Outer diameter be more than annular magnet（51）Outer diameter.
3. a kind of automobile cooling system according to claim 1 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State arrangement of clutch（4）Including shell（6）, clutch chip architecture（7）, frictional disk（8）And electromagnetic coil structure（9）, middle casing（6） It is set in driving wheel（3）End, main shaft（2）With shell（6）From driving wheel in the hollow cavity of composition（3）End face start successively Clutch chip architecture is set（7）, frictional disk（8）And electromagnetic coil structure（9）.
4. a kind of automobile cooling system according to claim 1 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State the first magnet retainer（52）Include in circular maintaining part（521）, and and main shaft（2）What is be connected is cylindrical Interconnecting piece（522）；Second magnet retainer（53）In annular shape.
5. a kind of automobile cooling system according to claim 3 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State clutch chip architecture（7）Including being set in main shaft（2）On spring leaf pedestal（71）, it is mounted on spring leaf pedestal（71）On bullet Reed（72）, and be arranged in spring leaf（72）The clutch-plate of periphery（73）.
6. a kind of automobile cooling system according to claim 3 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State frictional disk（8）With shell（6）It is fixedly connected, the shell（6）With driving wheel（3）It is threadedly coupled.
7. a kind of automobile cooling system according to claim 5 is easily assembled two-stage speed change clutch, it is characterised in that：Institute State clutch-plate（73）In circular ring shape, and it is equipped with one group of saturating magnetic slot being arc-shaped（74）；Spring leaf（72）Equipped with one group of elasticity Arm（75）, and pass through elastic arm（75）Free end and clutch-plate（73）It is fixedly connected.
8. a kind of automobile cooling system according to claim 1 to 7 any one is easily assembled two-stage speed change clutch Assemble method, it is characterised in that：It is as follows：
1）By main shaft（2）Across outside support（1）；
2）By first bearing（10）It is pressed into driving wheel（3）Inside, and by driving wheel（3）And first bearing（10）As a whole It is installed to outside support（1）On；
3）By magnet arrangement（5）It is set in main shaft as a whole（2）It goes up and is pressed inwardly into, it is made to reach driving wheel（3）It is interior Anchor ring and main shaft（2）In the hollow cavity of composition；
4）By clutch chip architecture（7）It is set in main shaft as a whole（2）It goes up and is pressed inwardly into, it is made to reach driving wheel（3） End face；
5）By frictional disk（8）With shell（6）It is set in main shaft as a whole（2）On, and by shell（6）With driving wheel（3） It tightens；
6）By second bearing（11）It is pressed into electromagnetic coil structure（9）, and by electromagnetic coil structure（9）And second bearing（11）As One entirety is set in main shaft（2）It goes up and is pressed inwardly into, it is made to reach shell（6）With main shaft（2）In the hollow cavity of composition；
7）By gasket（12）It is set in main shaft（2）On, finally by nut（13）It is set in main shaft（2）It goes up and tightens nut（13）.
9. a kind of assemble method for being easily assembled two-stage speed change clutch of automobile cooling system according to claim 8, It is characterized in that：The magnet arrangement（5）Assemble method be：By annular magnet（51）With the second magnet retainer（53）It covers successively It is located at the first magnet retainer（52）Interconnecting piece（522）On.
10. a kind of assemble method for being easily assembled two-stage speed change clutch of automobile cooling system according to claim 8, It is characterized in that：The frictional disk（8）With shell（6）It is integrally formed, method is as follows：By frictional disk（8）It is positioned over shell（6）Pressure In mold cavity body, shell is then carried out（6）Die casting.
CN201610730754.1A 2016-08-26 2016-08-26 A kind of automobile cooling system is easily assembled two-stage speed change clutch and its assemble method Active CN106122309B (en)

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CN106122309B true CN106122309B (en) 2018-10-09

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