CN200985442Y - Holding spring type clutching device - Google Patents

Holding spring type clutching device Download PDF

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Publication number
CN200985442Y
CN200985442Y CN 200620055939 CN200620055939U CN200985442Y CN 200985442 Y CN200985442 Y CN 200985442Y CN 200620055939 CN200620055939 CN 200620055939 CN 200620055939 U CN200620055939 U CN 200620055939U CN 200985442 Y CN200985442 Y CN 200985442Y
Authority
CN
China
Prior art keywords
ratchet
lever
torsion spring
ping
trip
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
CN 200620055939
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Chinese (zh)
Inventor
陈国聪
郭玉文
黎明光
欧富强
徐寿土
彭沃平
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.)
ZHAOQING HUAER VEHICLE EXAMINATION EQUIPMENTS CO Ltd
Original Assignee
ZHAOQING HUAER VEHICLE EXAMINATION EQUIPMENTS 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 ZHAOQING HUAER VEHICLE EXAMINATION EQUIPMENTS CO Ltd filed Critical ZHAOQING HUAER VEHICLE EXAMINATION EQUIPMENTS CO Ltd
Priority to CN 200620055939 priority Critical patent/CN200985442Y/en
Application granted granted Critical
Publication of CN200985442Y publication Critical patent/CN200985442Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a hold spring type of a clutch. The utility model comprises a clutch shaft 1, a friction sleeve 4, a screw torsion spring 3 which is sheathed outside the clutch shaft 1 and the friction sleeve 4; the upper end and the lower end of the screw torsion spring 3 are respectively connected with an upper paw wheel 5 and a lower paw wheel 2, the sides of the upper paw wheel 5 and the lower paw wheel 2 are provided with an upper driving pawl 6 and a lower driving pawl 7 which can make the upper paw wheel 5 and the lower paw wheel 2 rotate at a certain angle, which are characterized in that a driving device which can make the upper driving pawl 6 and the lower driving pawl 7 do countermove is connected between the upper driving pawl 6 and the lower driving pawl 7. The utility model has simple structure and can prolong the service life of the washing machines.

Description

A kind of armful of spring formula arrangement of clutch
Technical field
The utility model belongs to the machinery field, particularly relates to the washing machine accessory.
Technical background
Full automatic impeller formula washing machine major part in the market is to adopt the clutch driving member of torsion spring as power.The general expression rotary drum washing machine adopts the monolateral loose torsion spring of separating, realize the separation of power, make washing machine enter the washing state, at this moment, an end of torsion spring is still held clutch shaft tightly, transfer along with dehydration barrel, torsion spring and the mutual friction mutually of clutch shaft cylindrical, thus cause that component wear influences the performance of washing machine, in addition, when the washing machine high speed dewatering brakes, there is abrasion condition equally.Another kind is a scrubbing type washing machine, and upper and lower two ratchets of employing are separated loose torsion spring, but the complex structure of trip(ping) lever, it is big to adjust difficulty, and needs bigger moment of torsion that torsion spring is separated.
At present, the scrubbing type washing machine clutch provides the clutch configuration of last bottom ratchet wheel, it all has by the helical torsion spring transferring power of two ends bending with by being placed on the characteristics of the opposite ratchet rotation realization clutch of torsion spring two ends bending part and teeth directional respectively, simultaneously, two realizations that ratchet rotatablely moves, a kind of is to drive the ratchet commentaries on classics along with trip(ping) lever rotates by two ratchets that are loaded on the same trip(ping) lever, trip(ping) lever is realized opening and resetting by the effect of brake lever and back-moving spring, the shortcoming of this mechanism is two, and ratchets insertion ratchet is asynchronous and back-moving spring power need are bigger, another kind be by a trip(ping) lever that is provided with ratchet and another ratchet under gears engaged, trip(ping) lever drives another ratchet and rotates, thereby driving ratchet changes, trip(ping) lever also is that the effect by brake lever and back-moving spring realizes opening and resetting, the shortcoming of this mechanism is a complex structure, the difficult debugging of ratchet initial position, ratchet is opened inconsistent.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of power clutch easier realization, and the more simple and reliable washing machine arrangement of clutch of structure.
To achieve these goals, the technical scheme of employing is:
A kind of armful of spring formula arrangement of clutch, comprise clutch shaft, friction sleeve, be placed on the helical torsion spring of clutch shaft and friction sleeve outside, the upper and lower side of described helical torsion spring is connected with ratchet and bottom ratchet wheel respectively, other last ratchet and the following ratchet that makes it to turn an angle that be provided with of last ratchet and bottom ratchet wheel, the rotation of stirring upper and lower ratchet by last ratchet and following ratchet, make helical torsion spring hold tightly or unclamp clutch shaft and friction sleeve, described go up to be connected with between ratchet and the following ratchet can make ratchet and the heterodromous drive unit of following ratchet.
In the technique scheme, described drive unit comprises trip(ping) lever that is connected with last ratchet and the fork plate that is connected with following ratchet, and described trip(ping) lever is provided with driving lever, and described fork plate end is provided with the fluting that can hold driving lever.Trip(ping) lever is used to drive ratchet and stirs ratchet, and trip(ping) lever when motion because driving lever one end places the fluting of fork plate, also moves so can drive fork plate by driving lever, and then drives down ratchet and stir bottom ratchet wheel.
Described fork plate also is connected on the fixed mount by pivot pole, is provided with back-moving spring between described fixed mount and the trip(ping) lever.Back-moving spring makes washing machine under the washing state, act on trip(ping) lever, make the trip(ping) lever drive go up ratchet and dial angle of ratchet, make the upper end of helical torsion spring unclamp, simultaneously, fork plate is when being driven by trip(ping) lever, do gyration and dial angle of commentaries on classics bottom ratchet wheel around pivot pole, bottom ratchet wheel then drives the angle of a counterturn of lower end rotation of helical torsion spring, and therefore, helical torsion spring thoroughly separates with clutch shaft with friction sleeve.
So far, the utility model is connected with helical torsion spring by last ratchet, bottom ratchet wheel, under the effect of trip(ping) lever and fork plate, by last ratchet, following ratchet the reverse sync of last ratchet, bottom ratchet wheel is dialled angle of commentaries on classics, make helical torsion spring two ends synchronous backward separate pine, the realization helical torsion spring separates with friction sleeve, clutch shaft, makes washing machine be in the washing state.When washing machine need dewater, under the effect of draining traction electric machine, an angle of trip(ping) lever rotation and drive ratchet and leave ratchet, simultaneously, the driving lever that is installed on the trip(ping) lever drives angle of fork plate rotation, makes the following ratchet that is installed on the fork plate leave bottom ratchet wheel, so far, torsion spring is in nature and holds state tightly under the effect that does not have external force, make clutch shaft and friction sleeve realize the transmission of dehydration power by helical torsion spring.
The utility model utilizes helical torsion spring as power transmitting elements, and the two ends of helical torsion spring are connected with ratchet is inner, and ratchet drives torsion spring and rotates an angle, and the endoporus of helical torsion spring is risen greatly, and realization separates with power; Helical torsion spring is held clutch shaft and friction sleeve tightly under nature, realize the transmission of power.The pine of separating of clutch torsion spring is by last ratchet, goes up the effect realization of ratchet, bottom ratchet wheel, following ratchet, trip(ping) lever, fork plate, and passes through the fluting of driving lever and ccontaining driving lever between trip(ping) lever and the fork plate, realizes counter motion.So structure is simpler, and use the speed-reducing clutch that has this device, can make washing machine when work, the clutch of power is more reliable, prolongs the washing machine life-span.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an enlargement decomposition of the present utility model;
Fig. 3 is a driving device structure schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Structural representation of the present utility model shown in accompanying drawing 1, accompanying drawing 2, by clutch shaft 1, bottom ratchet wheel 2, helical torsion spring 3, friction sleeve 4, last ratchet 5, last ratchet 6, following ratchet 7, trip(ping) lever 8, fork plate 9, driving lever 10, pivot pole 11, fixed mount 12 and back-moving spring 13 formed.Helical torsion spring 3 covers are as for clutch shaft 1 and friction sleeve 4 outsides, and the upper and lower side of helical torsion spring 3 is connected to the inside of ratchet 5 and bottom ratchet wheel 2, last ratchet 5, bottom ratchet wheel 2 next doors are provided with ratchet 6 and following ratchet 7, last ratchet 6 and following ratchet 7 pass through by trip(ping) lever 8, fork plate 9, driving lever 10, the drive unit that pivot pole 11 is formed is realized oppositely stirring bottom ratchet wheel, and the structural representation of drive unit is as shown in Figure 3.
When the utility model is applied to washing machine, washing machine is when the washing state, trip(ping) lever 8 is not subjected to the tractive force effect of draining traction electric machine, and under the effect of back-moving spring 13, trip(ping) lever 8 drives are gone up 6 groups on ratchet and are gone up 5 one angles of ratchet, 5 on last ratchet drives angle of top rotation of helical torsion spring 3, simultaneously, the driving lever 10 that is installed on the trip(ping) lever 8 drives fork plate 9 rotations, fork plate 9 is mounted in the fulcrum column 11 that is fixed on the fixed mount 12, ratchet 7 can be done gyration and dial 2 one angles of commentaries on classics bottom ratchet wheel around pivot pole 11 under fork plate 9 drove, 2 of bottom ratchet wheels drive the angle of a counterturn of lower part rotation of helical torsion spring 3, therefore, helical torsion spring 3 thoroughly separates with clutch shaft 1 with friction sleeve 4, thereby realizes the washing function of the input realization washing machine of washing power.Washing machine is when dewatering state, trip(ping) lever 8 is subjected to the effect of drain motor tractive force and rotates, trip(ping) lever 8 drives upward ratchet 6 rotations and leaves ratchet 5, simultaneously, driving lever 10 drives fork plates 9 rotations and drives ratchet 7 to leave bottom ratchet wheel 2, therefore, helical torsion spring 3 is in nature and holds state tightly, and helical torsion spring 3 is held the transmission that friction sleeve 4 and clutch shaft 1 have been realized dehydration power tightly.

Claims (3)

1, a kind of armful of spring formula arrangement of clutch, comprise clutch shaft (1), friction sleeve (4), be placed on clutch shaft (1) and the outside helical torsion spring (3) of friction sleeve (4), the upper and lower side of described helical torsion spring (3) is connected with ratchet (5) and bottom ratchet wheel (2) respectively, last ratchet (5) and bottom ratchet wheel (2) are other to be provided with last ratchet (6) and the following ratchet (7) that makes it to turn an angle, and it is characterized in that being connected with between described upward ratchet (6) and the following ratchet (7) making ratchet (6) and the heterodromous drive unit of following ratchet (7).
2, according to claim 1 armful of spring formula arrangement of clutch, it is characterized in that described drive unit comprises trip(ping) lever (8) that is connected with last ratchet (6) and the fork plate (9) that is connected with following ratchet (7), described trip(ping) lever (8) is provided with driving lever (10), and described fork plate (9) end is provided with the fluting that can hold driving lever (10).
3, according to claim 2 armful of spring formula arrangement of clutch is characterized in that described fork plate (9) also is connected on the fixed mount (12) by pivot pole (11), is provided with back-moving spring (13) between described fixed mount (12) and the trip(ping) lever (8).
CN 200620055939 2006-03-08 2006-03-08 Holding spring type clutching device Expired - Fee Related CN200985442Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620055939 CN200985442Y (en) 2006-03-08 2006-03-08 Holding spring type clutching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620055939 CN200985442Y (en) 2006-03-08 2006-03-08 Holding spring type clutching device

Publications (1)

Publication Number Publication Date
CN200985442Y true CN200985442Y (en) 2007-12-05

Family

ID=38914901

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620055939 Expired - Fee Related CN200985442Y (en) 2006-03-08 2006-03-08 Holding spring type clutching device

Country Status (1)

Country Link
CN (1) CN200985442Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103628279A (en) * 2012-08-28 2014-03-12 宁波吉德电器有限公司 Speed reduction clutch of full-automatic washing machine
CN103628280A (en) * 2012-08-28 2014-03-12 宁波吉德电器有限公司 Full-automatic washing machine capable of washing variously
CN103668855A (en) * 2014-01-15 2014-03-26 济南大学 Drum and impeller mixed type washing machine
CN111336192A (en) * 2019-11-29 2020-06-26 无锡小天鹅电器有限公司 Clutch assembly and washing machine with same
CN111336191A (en) * 2019-11-29 2020-06-26 无锡小天鹅电器有限公司 Clutch assembly and washing machine with same

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103628279A (en) * 2012-08-28 2014-03-12 宁波吉德电器有限公司 Speed reduction clutch of full-automatic washing machine
CN103628280A (en) * 2012-08-28 2014-03-12 宁波吉德电器有限公司 Full-automatic washing machine capable of washing variously
CN103628280B (en) * 2012-08-28 2016-07-06 宁波吉德电器有限公司 A kind of can the automatic washing machine of multiple washing
CN103628279B (en) * 2012-08-28 2016-07-06 宁波吉德电器有限公司 A kind of speed-reducing clutch of automatic washing machine
CN103668855A (en) * 2014-01-15 2014-03-26 济南大学 Drum and impeller mixed type washing machine
CN111336192A (en) * 2019-11-29 2020-06-26 无锡小天鹅电器有限公司 Clutch assembly and washing machine with same
CN111336191A (en) * 2019-11-29 2020-06-26 无锡小天鹅电器有限公司 Clutch assembly and washing machine with same

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

Granted publication date: 20071205

C17 Cessation of patent right