CN2275595Y

CN2275595Y - Electric lifter for wind-proof lifting clothes airer

Info

Publication number: CN2275595Y
Application number: CN 96224720
Authority: CN
Inventors: 贺国平
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-10-04
Filing date: 1996-10-04
Publication date: 1998-03-04
Anticipated expiration: 2006-10-04

Abstract

The utility model relates to an electric lifter for wind-proof lifting clothes airing frame. A pinion driven by a motor to be engaged with an inner gear with a reel drum and lifting traction rope of a clothes airing frame is wound on the reel drum. The reel drum is coaxial with the inner gear and is provided with a worm rod and a ratchet wheel. A ratchet pawl of the stop ratchet wheel is arranged in an electromagnet, and cams which are corresponding to an upper and a lower limit switches K1 and K2 are arranged on a worm wheel which is engaged with the worm rod. A rising button AN[1] and a descending button AN[2] are respectively connected in series with the upper and the lower limit switches K1 and K2, a contactor CJ and the electromagnet DT. A normally opened connecting point of the contactor CJ is connected in series with the motor and is connected with a power supply. The utility model has the characteristics of simple structure, convenience and labour saving operations of the rising and descending of the clothes airing frame, and is suitable for electric operations of the indoor clothes airing frame of inhabitants.

Description

The Motorized lift device of wind-proof type lifting clothes horse

The utility model relates to a kind of electrically operated device of wind-proof type lifting clothes horse.

Development along with the city, the skyscraper dwelling house is more and more, and it is more and more outstanding to live in the problem that the resident in these high-rise buildings gives the clothes an airing, for addressing this problem, people have designed some and have adapted to the device that high-rise building gives the clothes an airing, as the lift indoor airing frame, but because its elevating mechanism operation effort, when particularly hanging up a lot of wet clothes, want once its to be risen just somewhat unable to do what one wishes for the elderly and women.

The purpose of this utility model is to provide a kind of Motorized lift device of the laborsaving lifting of wind-proof type easily clothes horse.

The utility model is realized with following mode: a kind of Motorized lift device of wind-proof type lifting clothes horse, it comprises the internal gear 3 by motor 1 drive pinion 2 engagement band reels, the pull rope 11 of clothes horse installs around on the reel of the internal gear 3 of band reel, on the internal gear 3 of band reel coaxial, worm screw 6 and ratchet 7 are housed respectively, the ratchet 8 of stop gear 7 is contained among the electromagnet DT9, with on the worm gear 5 of worm screw 6 engagement corresponding upper limit position switch K14 of cam and lower position switch K212 are arranged, serial connection contactor CJ formed after clothes horse rising control circuit was connected in series upper limit position switch K1 by button AN1, contactor CJ contact is serially connected between power supply and the motor 1, and serial connection electromagnet DT formed after clothes horse decline control circuit was connected in series lower position switch K2 by button AN2.Upper limit position switch K1 and lower position switch K2 are the SR switches, clothes horse rising control circuit is that normally closed contact and the contactor CJ by button AN1 serial connection upper limit position switch K1 constitutes, and clothes horse decline control circuit is that normally closed contact and the electromagnet DT by button AN2 serial connection lower position switch K2 constitutes.Upper limit position switch K1 and lower position switch K2 are two positions interlock double-throw switches, clothes horse rising control circuit is be connected in series with button AN1 and contactor CJ by the winding point co-located of upper limit position switch K1 and lower position switch K2 serial connection back to connect power supply and constitute, and clothes horse decline control circuit is that another winding point anti position by upper limit position switch K1 and lower position switch K2 is connected in series afterwards to be connected in series with button AN2 and electromagnet DF and connects power supply and constitute.Be set with back-moving spring on the ratchet 8.Ratchet 7 is square groove ratchets.

The Motorized lift device of the utility model wind-proof type lifting clothes horse, adopt monophase machine to drive reel and the rising of pull rope transmission clothes horse through reduction gearing, the decline of clothes horse then utilizes the gravity effect of clothes horse self, and use ratchet and pawl stop, and ratchet is realized electrical control by magnet control.This device uses the cam control of bound bit switch by worm and worm wheel, reaches to prevent that stroke from crossing and rise and cross and fall.The utility model adopts monophase machine to realize the lifting of clothes horse, be applicable to that fully the civilian residence that occupies uses, and it is simple in structure, and is easy to operate, is suitable for the indoor airing clothes of resident and uses.

Fig. 1 is the utility model structural representation;

Fig. 2 is the utility model Electric Machine Control embodiment one circuit diagram;

Fig. 3 is that the utility model motor connects power circuit diagram;

Fig. 4 is the utility model circuit for controlling motor embodiment two circuit diagrams.

Below in conjunction with accompanying drawing the utility model is described in further detail:

As shown in Figure 1, the Motorized lift device of the utility model wind-proof type lifting clothes horse be by monophase machine 1 the axle on pinion 2 is housed, pinion 2 engagement internal gears 3, its gearratio i=10 is as slowing down, fixedly connected reel on internal gear 3, and on reel, install around the lifting pull rope 11 of clothes horse.Motor 1 drive pinion 2 and internal gear 3 can drive reel and rotate, and turn around pull rope 11, and clothes horse is risen.On the internal gear 3 of band reel is coaxial, adorn worm screw 6 and ratchet 7 respectively.The ratchet 8 of stop gear 7 is contained among the electromagnet DT9, ratchet can be sucted when charged as the iron core electromagnet DT9 of electromagnet DT9, and the stop of opening ratchet 7, can make clothes horse landing downwards under himself gravity effect, be set with back-moving spring on the ratchet 8, during electromagnet DT9 dead electricity, ratchet 8 promptly resets and inserts on the ratchet 7 and stop, and ratchet 7 can adopt the square groove ratchet.With on the worm gear 5 of worm screw 6 engagement the corresponding upper limit position switch K of cam is housed ₁4 and lower position switch K ₂12.Bound bit switch K1 and K2 can adopt two positions interlock double-throw switch, during use, as shown in Figure 2, or adopt automatically reset press button, during use as shown in Figure 4.Motor and control circuit for electromagnet embodiment one are as shown in Figure 2, bound bit switch K1 and K2 adopt two positions interlock double-throw switch, K switch 1 and K2 are whenever by once switching a winding point and location, as shown in Figure 2, clothes horse rising control circuit is to connect power supply by the bound bit switch at winding point co-located serial connection back serial connection rising button AN1 and the contactor CJ of K1 and K2, the normal opened contact serial connection motor of contactor CJ connects power supply through insurance RD, as shown in Figure 3.Clothes horse decline control circuit is that the acceleration that button AN1 and AN2 adopt inching button control to rise and descend is to reduce impulsive force by another winding point anti position serial connection back serial connection decline button AN2 and the electromagnet DT of bound bit switch K1 and K2.Operating process such as Fig. 1 are shown in Figure 2, and cam rotates between bound bit switch K1 and K2.After pressing AN1, power supply is through K switch 1 and K2 one winding point, make contactor CJ charged, and motor is rotated, and drive worm screw 6 and worm gear 5 rotations, behind cam roof pressure upper limit position switch K1, the contact of K switch 1 switches, and makes contactor CJ dead electricity, motor stops operating, be that the clothes horse rising puts in place, after pressing AN2, power supply makes electromagnet DT charged through another winding point (anti position serial connection) of K switch 1 and K2, and ratchet 8 is sucted, open ratchet 7, make clothes horse under the self gravitation effect and descend, and drive worm screw 6 and worm gear 5 rotates, behind cam roof pressure lower position switch K2, the contact of K switch 2 switches and makes electromagnet DT dead electricity, and ratchet 8 stop gear 7 under the effect of back-moving spring, clothes horse stop to descend.And this moment K switch 1 and K2 the contact group all switch to the another location as shown in Figure 2, press the AN1 switch this moment, clothes horse can rise again, so just can finish that limit switch automaticallyes switch liter and the circuit that falls is controlled.This control circuit also can adopt embodiment two as shown in Figure 4, this control circuit is simpler, bound bit switch K1 and K2 adopt automatically reset press button, clothes horse rising control circuit connects power supply by the normally closed contact of button AN1 serial connection upper limit position switch K1 and contactor CJ to be formed, and the decline control circuit of clothes horse is connected in series the normally closed contact of lower position switch K2 and electromagnet DT by button AN2 and connects power supply and form.Because button AN1 and AN2 adopt the inching button switch, promptly press the button its junction closure, its contact of release button is opened, so make contactor CJ charged when pressing the AN1 Switching Power Supply through AN1 and K switch 1, motor rotates, and clothes horse rises, release button AN1, the motor stall, behind cam roof pressure upper limit position switch K1, the normally closed contact of K switch 1 is opened, make contactor CJ outage, motor stall, clothes horse are risen and are put in place, and can make electromagnet DT charged this moment by AN2, suct ratchet 8 and clothes horse is descended, release button AN2 can make electromagnet DT dead electricity again, and ratchet 8 resets, and clothes horse stops to descend, can make clothes horse rise by AN1 or AN2 or descend this moment, if when clothes horse drops to cam roof pressure lower position switch K2, make electromagnet DT dead electricity, ratchet 8 resets, clothes horse stops to descend, be that clothes horse decline puts in place, can not descend again, and can only rise.The utility model Motorized lift device can be installed the place that staff on the wall can conveniently be pullled pull rope 11, is convenient to that people can the hand-operated lifting clothes horse when having a power failure.The utility model control circuit can adopt embodiment one or embodiment two all can make clothes horse rise convenient and strength-savingly or descend.

Claims

1. the Motorized lift device of a wind-proof type lifting clothes horse, it comprises the internal gear [3] by motor [1] drive pinion [2] engagement band reel, the pull rope of clothes horse [11] installs around on the reel of the internal gear [3] at band reel, it is characterized in that on internal gear [3] coaxial at band reel worm screw [6] and ratchet [7] being housed respectively, the ratchet [8] of stop gear [7] is contained in electromagnet DT[9] in, with on the worm gear [5] of worm screw [6] engagement the corresponding upper limit position switch K1[4 of cam is arranged] and lower position switch K2[12], clothes horse rising control circuit is made up of by serial connection contactor CJ behind the upper limit position switch K1 button AN1 string, contactor CJ contact is serially connected between power supply and the motor [1], and serial connection electromagnet DT formed after clothes horse decline control circuit was connected in series lower position switch K2 by button AN2.

2. according to the Motorized lift device of the described wind-proof type lifting of claim 1 clothes horse, it is characterized in that upper limit position switch K1 and lower position switch K2 are the SR switches, clothes horse rising control circuit is that normally closed contact and the contactor GJ by button AN1 serial connection upper limit position switch K1 constitutes, and clothes horse decline control circuit is that normally closed contact and the electromagnet DT by button AN2 serial connection lower position switch K2 constitutes.

3. according to the Motorized lift device of the described wind-proof type lifting of claim 1 clothes horse, it is characterized in that upper limit position switch K1 and lower position switch K2 are two positions interlock double-throw switches, clothes horse rising control circuit is be connected in series with button AN1 and contactor CJ by the winding point co-located of upper limit position switch K1 and lower position switch K2 serial connection back to connect power supply and constitute, and clothes horse decline control circuit is that another winding point anti position by upper limit position switch K1 and lower position switch K2 is connected in series afterwards to be connected in series with button AN2 and electromagnet DF and connects power supply and constitute.

4. according to the Motorized lift device of the described wind-proof type lifting of claim 1 clothes horse, it is characterized in that being set with back-moving spring on the ratchet [8].

5. according to the Motorized lift device of the described wind-proof type lifting of claim 1 clothes horse, it is characterized in that ratchet [7] is the square groove ratchet.