CN201420182Y - Rubbing type variable-frequency speed reducing clutch for washing machine - Google Patents

Rubbing type variable-frequency speed reducing clutch for washing machine Download PDF

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Publication number
CN201420182Y
CN201420182Y CN2009201206307U CN200920120630U CN201420182Y CN 201420182 Y CN201420182 Y CN 201420182Y CN 2009201206307 U CN2009201206307 U CN 2009201206307U CN 200920120630 U CN200920120630 U CN 200920120630U CN 201420182 Y CN201420182 Y CN 201420182Y
Authority
CN
China
Prior art keywords
clutch
ratchet
direct current
washing machine
current motor
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 - Fee Related
Application number
CN2009201206307U
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Chinese (zh)
Inventor
林其平
熊春阳
欧富强
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.)
PUER ELECTROMECHANIC Manufacturing Co Ltd NINGBO
Original Assignee
PUER ELECTROMECHANIC Manufacturing Co Ltd NINGBO
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 PUER ELECTROMECHANIC Manufacturing Co Ltd NINGBO filed Critical PUER ELECTROMECHANIC Manufacturing Co Ltd NINGBO
Priority to CN2009201206307U priority Critical patent/CN201420182Y/en
Application granted granted Critical
Publication of CN201420182Y publication Critical patent/CN201420182Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a rubbing type variable-frequency speed reducing clutch for a washing machine, which comprises a lower casing body with an excircle convex shoulder structure and an input shaft, wherein a double-ratchet-wheel and detent clutch mechanism is installed on the input shaft; the rubbing type variable-frequency speed reducing clutch is characterized in that a plastic sealed direct-current brushless motor stator is installed on an outer convex shoulder of the lower casing body; integral outer rotors for the plastic sealed direct-current brushless motor are connected at theend part of the input shaft, and the plastic sealed direct-current brushless motor stator is positioned in an inner cavity formed by the integral outer rotors for the plastic sealed direct-current brushless motor; a hall element feedback component is installed on the convex shoulder manufactured on the plastic sealed direct-current brushless motor stator; and the upper end edges of the integral outer rotors for the plastic sealed direct-current brushless motor adopt clearance fit with the lower end edge of the hall element feedback component. The utility model achieves the purpose of rubbing type variable-frequency washing of the washing machine by adopting the new structure of the double-ratchet-wheel and detent clutch mechanism as well as the plastic sealed direct current brushless motor, enriches the washing function, reduces the noise, saves the energy and enhances the safety performance.

Description

Washing machine rubbing type frequency conversion speed-reducing clutch
Technical field
The utility model relates to a kind of technical field of full automatic impeller formula washing machine, particularly washing machine rubbing type frequency conversion speed-reducing clutch.
Background technology
The washing machine of newly releasing on prior art such as the market is decelerating clutch of washing machine and single-phase asynchronous motor is installed side by side, by belt pulley and belt transmission.The efficient of such decelerating clutch of washing machine is low, and noise is big, and practicality is relatively poor; Thereby the relevant technologies personnel to have proposed motor vertical with clutch, the technical scheme that concentric is installed.As the patent No. is that ZL00260194.x China utility model patent discloses automatic washing machine band cup-shaped rotor single shaft and holds motor and special clutch device thereof, this patent is exactly that common single-phase asynchronous motor and decelerating clutch of washing machine concentric are installed, and has improved transmission efficiency.But this patented technology scheme just simply will be installed in the below that the single-phase asynchronous motor on decelerating clutch of washing machine next door directly vertically is installed to clutch originally; Because efficiency of motor not have too big raising, mode of washing is single, function simple and its install and connect complicatedly, the required precision height is not suitable for producing in enormous quantities, and washing machine can not realize the frequency conversion washing, frequency conversion is dewatered.The patent No. is that ZL00234747.4 discloses the decelerating clutch of washing machine that brushless electric machine directly drives for another example, this patent adopts brushless electric machine directly to drive clutch coupling of washing machine, it is low to have solved single-phase asynchronous motor efficient, improved efficiency, but the connection complexity of this structural electromotor can only realize common mode of washing, the main element union piece is more, and the clutch installation accuracy is required too high, and there is the high shortcoming of fault rate in it, so this patented technology scheme is not suitable for producing in batches product.
Summary of the invention
Technical problem to be solved in the utility model is the present situation at prior art, provide a kind of integrated modeization, standardization, modularization of providing in one, have high-efficient low-noise, simple in structure, easy for installation, be fit to the washing machine rubbing type frequency conversion speed-reducing clutch of producing in enormous quantities.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: washing machine rubbing type frequency conversion speed-reducing clutch, comprise lower house and power shaft with cylindrical convex shoulder structure, power shaft is equipped with two click clutches, it is characterized in that: the outer convex shoulder of lower house is equipped with the plastic package brushless direct current motor stator; The power shaft end is connected with the whole outer rotor of plastic package brushless direct current motor, and the plastic package brushless direct current motor stator is arranged in the inner chamber that the whole outer rotor of plastic package brushless direct current motor constitutes; The Hall element feedback component is installed on the convex shoulder that the plastic package brushless direct current motor stator is shaped on; And whole outer rotor upper end edge of plastic package brushless direct current motor and Hall element feedback component lower end edge matched in clearance.
The measure of taking also comprises:
Above-mentioned two click clutches comprise torsion spring, trip(ping) lever, axle sleeve, first ratchet, second ratchet and first ratchet, second ratchet and the clutch shaft that phase configuration is installed; The axle sleeve pin key is fitted on the power shaft, and axle sleeve bottom apical grafting is on the whole outer rotor via hole of plastic package brushless direct current motor boss; Apical grafting power shaft lower end, axle sleeve upper end, axle sleeve and clutch shaft periphery are held tightly or the gap has connected torsion spring; The torsion spring periphery is provided with first ratchet that matches, and first ratchet and second ratchet are connected with clutch for clutch control mechanism.
Brake band, push-rod assembly and the trip(ping) lever that phase configuration is installed contained in above-mentioned clutch for clutch control mechanism; Trip(ping) lever connects first ratchet and second ratchet; Power shaft is connected with the impeller axle through the gear reduction assembly.
Above-mentioned lower house inner fovea part is provided with second bearing that is socketed on the clutch shaft, and brake band is held the cooperation braked wheel tightly; The lower house upper end is fitted with upper shell, is set with dehydrating shaft in the upper shell; The upper shell inner fovea part is provided with the clutch shaft bearing that is socketed on the dehydrating shaft; Be provided with large sealing packing ring between upper shell and the dehydrating shaft.
The whole outer rotor upper end edge of above-mentioned plastic package brushless direct current motor periphery is shaped on the boss shoulder, and Hall element feedback component lower end edge has kink, and both also match for identical clearance distance.
Compared with prior art, the outer convex shoulder of the lower house of the utility model employing is equipped with the plastic package brushless direct current motor stator; The power shaft end is connected with the whole outer rotor of plastic package brushless direct current motor, and plastic package brushless direct current motor stator body portion is arranged in the inner chamber that the whole outer rotor of plastic package brushless direct current motor constitutes; The Hall element feedback component is installed on the convex shoulder that the plastic package brushless direct current motor stator is shaped on; And whole outer rotor upper end edge of plastic package brushless direct current motor and Hall element feedback component lower end edge matched in clearance.Two ratchets are separated pine with two pawl structures fully with torsion spring, washing machine inner tub and impeller counter-rotation rubbing simultaneously clothing during washing.It has adopted the motor new construction of the whole outer rotor of plastic packaging brush DC, by the plastic package brushless direct current motor stator that adopts in the structure, the whole outer rotor of plastic packaging brush DC is simpler with being connected of clutch miscellaneous part, install more convenient, reduction of complete machine cost and axial stability height.Especially motor has adopted the plastic packaging technology, good insulation preformance, security performance height.
Description of drawings
Fig. 1 is the full section structural representation of the utility model embodiment;
Fig. 2 is the schematic top plan view behind the dismounting rotor of Fig. 1 embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Figure grade explanation: impeller axle 1, dehydrating shaft 2, large sealing packing ring 3, clutch shaft bearing 4, upper shell 5, brake band 6, push-rod assembly 7, lower house 8, second bearing 9, torsion spring 10, trip(ping) lever 11, the whole outer rotor 12 of plastic package brushless direct current motor, axle sleeve 13, power shaft 14, plastic package brushless direct current motor stator 15, the first ratchets 16, Hall element feedback component 17, clutch shaft 18, unilateral bearing 19, braked wheel 20, gear reduction assembly 21, the first ratchets 22, the second ratchets 23, the second ratchets 24.
Embodiment as shown in Figure 1, washing machine rubbing type frequency conversion speed-reducing clutch, comprise lower house 8 and power shaft 14 with cylindrical convex shoulder structure, power shaft 14 is equipped with two click clutches, and it is characterized in that: lower house 8 outer convex shoulders are equipped with plastic package brushless direct current motor stator 15; Power shaft 14 ends are connected with the whole outer rotor 12 of plastic package brushless direct current motor, and plastic package brushless direct current motor stator 15 is arranged in the inner chamber that the whole outer rotor 12 of plastic package brushless direct current motor constitutes; Hall element feedback component 17 is installed on the convex shoulder that plastic package brushless direct current motor stator 15 is shaped on; And whole outer rotor 12 upper end edges of plastic package brushless direct current motor and Hall element feedback component 17 lower end edge matched in clearance.
Two click clutches comprise torsion spring 10, trip(ping) lever 11, axle sleeve 13, first ratchet 16, second ratchet 24 and first ratchet 22, second ratchet 23 and the clutch shaft 18 that phase configuration is installed; Axle sleeve 13 pin keies are fitted on the power shaft 14, and axle sleeve 13 bottom apical graftings are on the whole outer rotor 12 via hole boss of plastic package brushless direct current motor; Axle sleeve 13 upper end apical graftings are in power shaft 14 lower ends, and axle sleeve 13 and clutch shaft 18 peripheries are held tightly or the gap has connected torsion spring 10; Torsion spring 10 peripheries are provided with match first ratchet 16 and second ratchet, 24, the first ratchets 16 and second ratchet 24 and are connected with clutch for clutch control mechanism.
Brake band 6, push-rod assembly 7 and the trip(ping) lever 11 that phase configuration is installed contained in clutch for clutch control mechanism; Trip(ping) lever 11 is connected with first ratchet 16 and second ratchet 24; Power shaft 14 is connected with impeller axle 1 through gear reduction assembly 21.
Lower house 8 inner fovea parts are provided with second bearing 9 that is socketed on the clutch shaft 18, and brake band 6 is held tightly and cooperated braked wheel 20; Lower house 8 upper ends are fitted with upper shell 5, are set with dehydrating shaft 2 in the upper shell 5; Upper shell 5 inner fovea parts are provided with the clutch shaft bearing 4 that is socketed on the dehydrating shaft 2; Be provided with large sealing packing ring 3 between upper shell 5 and the dehydrating shaft 2.Brake band 6 is held tightly and is cooperated braked wheel 20.
The whole outer rotor 12 upper end edge peripheries of plastic package brushless direct current motor are shaped on the boss shoulder, and Hall element feedback component 17 lower end edges have kink, and both also match for identical clearance distance.
The course of work:
During the washing machine washing: the washing machine tractor draws back first stroke, and push-rod assembly 7 is separated the brake band 6 that pine is held braked wheel 20 tightly.Washing is rotated in the both forward and reverse directions frequency conversion under the common control of control circuit of the washing machine plate and drive circuit board of the whole outer rotor 12 of plastic package brushless direct current motor, the whole outer rotor 12 of plastic package brushless direct current motor directly is connected with power shaft 14, power shaft 14 drives the 1 positive and negative frequency conversion washing of impeller axle by gear reduction assembly 21, braked wheel 20 is because brake band 6 is separated pine simultaneously, impeller axle 1 drives the frequency conversion of agitation wheel for washing machine dish both forward and reverse directions and rotates when washing, laundry of washing machine, the reaction force of current and gear reduction assembly 21 drives down, clocklike rotating appears in washing machine inner tub, thereby realizes that agitation wheel for washing machine dish and interior bucket carry out frequency conversion rubbing washing to clothing in the other direction simultaneously.During laundry machine dehydration: push-rod assembly 7 is pushed trip(ping) lever 11 and annex thereof and first ratchet, 22, the second ratchets 23 open under the promotion of second stroke of washing machine tractor, and torsion spring 10 resets and holds clutch shaft 18 and axle sleeve 13 tightly; Simultaneously the washing machine tractor has also been pushed and has been separated pine open and held the brake band 6 of braked wheel 20 tightly.The whole outer rotor 12 clockwise frequency conversions of plastic package brushless direct current motor are rotated, and drive the clutch shaft 18, the dehydrating shaft 2 that are fastenedly connected with braked wheel 20, realize that the frequency conversion of dehydrating shaft 2 is dewatered clockwise.
Advantage of the present utility model is: it has adopted two click clutch systems of first ratchet 16, second ratchet 24 and first ratchet 22, second ratchet 23 and trip(ping) lever 11 compositions and the frequency conversion deceleration clutch new construction that plastic package brushless direct current motor is formed, by the two click clutch systems that adopt in the structure, realized the opposite direction rubbing washing of washing machine inner tub and impeller dish, plastic package brushless direct current motor system simultaneously, easy for installation, good insulation preformance, the security performance height.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims (5)

1, washing machine rubbing type frequency conversion speed-reducing clutch, comprise lower house (8) and power shaft (14) with cylindrical convex shoulder structure, power shaft (14) is equipped with two click clutches, and it is characterized in that: the outer convex shoulder of described lower house (8) is equipped with plastic package brushless direct current motor stator (15); Power shaft (14) end is connected with the whole outer rotor (12) of plastic package brushless direct current motor, and plastic package brushless direct current motor stator (15) is arranged in the inner chamber that the whole outer rotor of plastic package brushless direct current motor (12) constitutes; Hall element feedback component (17) is installed on the convex shoulder that plastic package brushless direct current motor stator (15) is shaped on; And whole outer rotor (12) upper end edge of described plastic package brushless direct current motor and Hall element feedback component (17) lower end edge matched in clearance.
2, the described washing machine rubbing type of root a tree name claim 1 frequency conversion speed-reducing clutch is characterized in that: described pair of click clutch comprises torsion spring (10), trip(ping) lever (11), axle sleeve (13), first ratchet (16), second ratchet (24) and first ratchet (22), second ratchet (23) and clutch shaft (18) that phase configuration is installed; Described axle sleeve (13) pin key is fitted on the described power shaft (14), and described axle sleeve (13) bottom apical grafting is on whole outer rotor (12) the via hole boss of described plastic package brushless direct current motor; Axle sleeve (13) the described power shaft of upper end apical grafting (14) lower end, described axle sleeve (13) and clutch shaft (18) periphery are held tightly or the gap has connected described torsion spring (10); Described torsion spring (10) periphery is provided with described first ratchet (16) that matches, and described first ratchet (16) and second ratchet (24) are connected with clutch for clutch control mechanism.
3, the described washing machine rubbing type of root a tree name claim 2 frequency conversion speed-reducing clutch is characterized in that: brake band (6), push-rod assembly (7) and the trip(ping) lever (11) that phase configuration is installed contained in described clutch for clutch control mechanism; Described trip(ping) lever (11) connects described first ratchet (16) and second ratchet (24); Described power shaft (14) is connected with impeller axle (1) through gear reduction assembly (21).
4, the described washing machine rubbing type of root a tree name claim 3 frequency conversion speed-reducing clutch, it is characterized in that: described lower house (8) inner fovea part is provided with second bearing (9) that is socketed on the described clutch shaft (18), and described brake band (6) is held tightly and cooperated braked wheel (20); Described lower house (8) upper end is fitted with upper shell (5), is set with dehydrating shaft (2) in the described upper shell (5); Described upper shell (5) inner fovea part is provided with the clutch shaft bearing (4) that is socketed on the described dehydrating shaft (2); Be provided with large sealing packing ring (3) between described upper shell (5) and the described dehydrating shaft (2).
5, the described washing machine rubbing type of the arbitrary claim of root a tree name claim 1 to 4 frequency conversion speed-reducing clutch, it is characterized in that: whole outer rotor (12) the upper end edge periphery of described plastic package brushless direct current motor is shaped on the boss shoulder, Hall element feedback component (17) lower end edge has kink, and both also match for identical clearance distance.
CN2009201206307U 2009-05-21 2009-05-21 Rubbing type variable-frequency speed reducing clutch for washing machine Expired - Fee Related CN201420182Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201206307U CN201420182Y (en) 2009-05-21 2009-05-21 Rubbing type variable-frequency speed reducing clutch for washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201206307U CN201420182Y (en) 2009-05-21 2009-05-21 Rubbing type variable-frequency speed reducing clutch for washing machine

Publications (1)

Publication Number Publication Date
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102277710A (en) * 2011-07-20 2011-12-14 宁波普尔机电制造有限公司 Variable-frequency speed-reducing clutch of bionic hand rubbing of washing machine
CN102312367A (en) * 2011-08-19 2012-01-11 刘富春 Washing and dewatering clutch for pulsator washing machine
CN102409513A (en) * 2011-09-24 2012-04-11 宁波普尔机电制造有限公司 Integrated decelerating clutch for washing machine motor
CN103774377A (en) * 2012-10-25 2014-05-07 海尔集团公司 Installing structure for washing machine speed reducer and motor and washing machine
CN104372570A (en) * 2013-08-15 2015-02-25 海尔集团公司 Variable-frequency simulated hand-wash motor reduction clutch and washing machine
CN107059340A (en) * 2017-06-14 2017-08-18 常州至精精机有限公司 A kind of washing machine is driven clutch component
CN107083644A (en) * 2017-06-14 2017-08-22 常州至精精机有限公司 A kind of washing machine drive system and washing machine

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102277710A (en) * 2011-07-20 2011-12-14 宁波普尔机电制造有限公司 Variable-frequency speed-reducing clutch of bionic hand rubbing of washing machine
CN102277710B (en) * 2011-07-20 2013-01-30 宁波普尔机电制造有限公司 Variable-frequency speed-reducing clutch of bionic hand rubbing of washing machine
CN102312367A (en) * 2011-08-19 2012-01-11 刘富春 Washing and dewatering clutch for pulsator washing machine
CN102409513A (en) * 2011-09-24 2012-04-11 宁波普尔机电制造有限公司 Integrated decelerating clutch for washing machine motor
CN102409513B (en) * 2011-09-24 2013-08-07 宁波普尔机电制造有限公司 Integrated decelerating clutch for washing machine motor
CN103774377A (en) * 2012-10-25 2014-05-07 海尔集团公司 Installing structure for washing machine speed reducer and motor and washing machine
CN104372570A (en) * 2013-08-15 2015-02-25 海尔集团公司 Variable-frequency simulated hand-wash motor reduction clutch and washing machine
CN107059340A (en) * 2017-06-14 2017-08-18 常州至精精机有限公司 A kind of washing machine is driven clutch component
CN107083644A (en) * 2017-06-14 2017-08-22 常州至精精机有限公司 A kind of washing machine drive system and washing machine
WO2018228172A1 (en) * 2017-06-14 2018-12-20 常州新亚电机有限公司 Washing machine drive system and washing machine
WO2018228173A1 (en) * 2017-06-14 2018-12-20 常州新亚电机有限公司 Washing machine transmission clutch component
CN107059340B (en) * 2017-06-14 2019-10-22 常州新亚电机有限公司 A kind of washing machine transmission clutch component
CN107083644B (en) * 2017-06-14 2019-10-22 常州新亚电机有限公司 A kind of washing machine drive system and washing machine

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100310

Termination date: 20180521