CN2571806Y

CN2571806Y - Spring type dewatering timer

Info

Publication number: CN2571806Y
Application number: CN 02266217
Authority: CN
Inventors: 蒋伟芳
Original assignee: NINGBO TIMER GENERAL FACTORY
Current assignee: NINGBO TIMER GENERAL FACTORY
Priority date: 2002-08-09
Filing date: 2002-08-09
Publication date: 2003-09-10
Anticipated expiration: 2012-08-09

Abstract

The utility model relates to a spring type dewatering timer. A spring seat is arranged on a timer cover shell; a spring seat, a main shaft, a position limiter, a time cam and a drive system are arranged in the shell body of the cover shell, wherein, the drive system is composed of a second wheel, a third wheel, a sloping wheel and a clamping and swinging component. A movable reed which is arranged on a switch on-off assembly is matched with the time cam for the timing control of a washing machine. A water discharge control cam is sheathed on the position limiter which is matched with the main shaft in a static mode by the utility model. The water discharging control cam is movably matched with the position limiter and is driven by the main shaft to rotate, and a water discharge control reed with contacts corresponding to the water discharge control cam is additionally arranged on the switch on-off assembly. A bud head is arranged on the water discharge control reed and is contacted with the concave working surface and the convex working surface of the water discharge control cam. When the water discharge control cam is rotated, the contacts on the reed and the contacts of the power reed are intermittently switched on and off, and the utility model can achieve the goal that the dehydration of an upper water discharging washing machine can be controlled and is later than the works of a dewatering motor and the intermittent works of a dewatering pump.

Description

The Mainspring type spin-drying timer

Technical field

The utility model relates to a kind of Mainspring type spin-drying timer, especially a kind ofly controls the draining washing machine with mechanical means, makes its dehydration lag behind dehydration electric motor work and dehydration pump intermittently used Mainspring type spin-drying timer.

Background technology

China is the country of water resource famine, and many high nonirrigated farmlands such as north district domestic water is very nervous, must plan use, so using water wisely has become the criterion that people live.Last draining washing machine provides convenience for the washing machine discharge water utilizes once more.This traditional last draining washing machine is because delivery port is arranged on washing machine top, so except that dehydration electric motor, must set up a dehydration pump.In use, spin-drying timer is from work, and the just synchronous dehydration electric motor of dehydration pump is being worked all the time.For last draining washing machine, just have two kinds of situations like this: when the draining pumping hole had water, dehydration pump can be realized drain function; Do not have water as the draining pumping hole, just cause the dehydration pump pneumatics, dehydration pump can not be realized drain function.So not only influence the laundry machine dehydration effect, and, the long-term use service life that can influence washing machine.Therefore, traditional like this spin-drying timer can not adapt to this needs of going up the draining washing machine.

Summary of the invention

The purpose of this utility model is at above-mentioned traditional last draining washing machine when dehydration pump is worked, and existence may not draining phenomenon, is the Mainspring type spin-drying timer of a kind of simple in structure, function admirable of last draining machine design.This Mainspring type spin-drying timer has transmission system and the timing controlled mechanism that general Mainspring type spin-drying timer has, the clockwork spring seat promptly is housed on the case of timer, in its housing, main shaft is housed, stop, the time cam reaches and takes turns by two, three-wheel, tiltedly take turns, the transmission system that card pendulum parts are formed, cooperate with the time cam at the disconnected movable contact spring of setting up jointly on the part, to the washing machine timing controlled of dewatering, the utility model timer, with the stop of main shaft stationary fit on a draining control of suit cam, set up one group of corresponding with it contact-carrying draining control reed on the part disconnected setting up jointly; The center hole shape and the stop periphery shape of draining control cam are complementary, and are behind the fit movingly; On the draining control reed bud head is arranged, it contacts with the concave, convex working face of draining control cam.The utility model increases few cost on the original structure basis, just can reach washing machine when opening spin-drying timer, just can dewater, and having realized controlling upward, the draining laundry machine dehydration lags behind dehydration electric motor work and dehydration pump intermittently used purpose.

Description of drawings

Fig. 1 is a partial structurtes schematic diagram of the present utility model.

Fig. 2 is that A among Fig. 1 is to schematic diagram.

Fig. 3 is that B among Fig. 1 is to schematic diagram.

Label among the figure is: 1-case, 2-clockwork spring seat, 3-be disconnected sets up that part, 4-draining control cam, 5-time cam, 6-stop, 7-main shaft, 8-two are taken turns jointly, 9-three-wheel, 10-are tiltedly taken turns, 11-card pendulum parts, 12-base, 13-draining control reed, 14-power supply reed, 15-main contact spring, 16-bud head, 17-bud head.

The specific embodiment

As shown in the figure, form Mainspring type spin-drying timer housing by case 1 and base 12, clockwork spring seat 2 is installed on the case 1, disconnected set up jointly part 3, main shaft 7, intermeshing transmission system comprise two take turns 8, three-wheel 9, tiltedly take turns 10 and card pendulum parts 11 be installed on the base 12 in the housing, stop 6 is sleeved on the main shaft 7, and with main shaft 7 stationary fits, time cam 5 is sleeved on the stop, with stop movingly, and drive by main shaft, more than being the structure of general Mainspring type spin-drying timer, is known technology, does not do further to launch explanation at this.The utility model with the stop 6 of main shaft stationary fit on one of suit movingly draining control cam 4 with it, the center hole shape and the stop 6 periphery shapes of draining control cam 4 are complementary, have plush copper on the stop periphery among the figure, the protruding hole that the centre bore of draining control cam 4 has a shape to be complementary, when main shaft rotates, drive stop, thereby make draining control cam rotation.Be fixed on disconnected setting up jointly on the part with the end pin of the corresponding draining control of this draining control cam reed 13, its head has the contact, can with the contact open and close of power supply reed 14, bud head 16 is equipped with in its centre.

When timer was not gone up bar, the disconnected contact of setting up jointly on main contact spring 15 on the part 3 and power supply reed 14, the draining control reed 13 all was in off-state.During use, timer is done upward bar operation clockwise, drive

time cam

5,4 rotations of draining control cam with the stop 6 of main shaft 7 stationary fits, as shown in Figure 3, at this moment, time cam 5 supports the bud head 17 of main contact spring 15, main contact spring 15 is moved up, its contact contacts with the contact of power supply reed 14, function operation when walking, and dehydration electric motor rotates and starts working.Meanwhile, as shown in Figure 2, the bud head 16 on the draining control reed 13 is on the boss working face of draining control cam 4, and power supply reed 14 disconnects with draining control reed 13 contacts, the dehydration air pump inoperative reaches the purpose that the control laundry machine dehydration lags behind dehydration electric motor work with this.When draining control cam 11 is rotated counterclockwise with main shaft 7, when the bud head 16 of draining control reed was in first concave station working face of draining control cam 4, draining control reed was not supported, and it contacts with power supply reed 14, this moment, drainage pump of washing machine was started working, and carried out dehydrating function.During the spindle axis counterclockwise rotation, main contact spring contacts all the time with power supply reed 14, and the power supply reed is supported all the time, when draining control cam is in the boss working face, draining control reed 13 is supported, and it disconnects function when timer is only exercised away at this moment with the contact of power supply reed, draining pump quits work, and washing machine does not have draining; When draining control cam continued rotation and is in the concave station working face, draining control reed 13 contacted with power supply reed 14 contacts, and function but also can dewater when timer had not only been exercised away moves in circles with this, reaches and controls dehydration pump intermittently used purpose.

Draining control cam, time cam and the disconnected reed of setting up jointly on the part have realized that laundry machine dehydration lags behind dehydration electric motor work and dehydration pump intermittently used function in the utility model utilization.

Claims

1, a kind of Mainspring type spin-drying timer, the clockwork spring seat is housed on the case of timer, be equipped with in the housing main shaft, stop, time cam and by two take turns, three-wheel, the oblique transmission system formed of wheel, card pendulum parts, the disconnected movable contact spring of setting up jointly on the part matches with the time cam, washing machine is carried out timing controlled, it is characterized in that with the limiter of speed of main shaft stationary fit on a draining control of suit cam, increase a draining control reed of corresponding contact-carrying with it on the part disconnected setting up jointly.

2, Mainspring type spin-drying timer according to claim 1 is characterized in that described center hole shape and the stop periphery shape that is sleeved on the draining control cam on the stop is complementary, and they movingly each other.

3, according to claim 1,2 described Mainspring type spin-drying timers, it is characterized in that on the described draining control reed bud head being set, it contacts with the concave, convex working face of draining control cam, during the rotation of draining control cam, can intermittently close with the contact of power supply reed, break in the contact on the reed.