CN2070324U - Automatic flushing device for toilet - Google Patents

Abstract

The utility model relates to an automatic flushing device for toilet. The essential structural principle is that an existing float ball type water supply device is utilized, a side surface of a closet pit is provided with a pedal which is hinged with a pull rod, the upper end of the pull rod is connected with the left end of a cross rod, and the middle of the cross rod is hinged on a fixed rod and is provided with an extension spring; the right end of the cross rod is connected with the upper end of a water plug control rod which is upright and is provided with two water plugs matched with the water plug seat of a water tank; a water storage tank is arranged on the back upper end of the closet pit, the lower side of the water storage tank is connected with the water tank and is communicated with a drainage hole, and an exhaust pipe which is directly connected with the water storage tank is arranged in the water tank. The utility model relates to a sanitary and clean, convenient and water saving automatic flushing device for toilet.

Description

Automatic flushing device for toilet

The utility model relates to a kind of sanitary flush device, the automatic flushing device for toilet in particularly a kind of lavatory.

Flushing after the excrements in existing public lavatory and domestic household lavatory mostly adopts water tank to pull or hand is opened valve version and washed, and the more existing squat type structure that public or resident family made also is to adopt the water tank hand to move to close to wash.Because above form of structure all needs staff direct manipulation and control, so the not busy trouble of some people and not dashing after an action of the bowels, and some people does not form the hygienic habit of flushing after an action of the bowels and does not dash yet, though valve-off is often forgotten in some people's flushing, causes the waste of running water.Though so most of public lavatory has the special messenger regularly to clean, also foul smell smokes the sky, just mound, extremely unhygienic.

The lavatory in some present senior places has the running water of employing form to wash, though the lavatory is comparatively cleaned, the waste of water is surprising.

More than first shortcomings of various form of structure be, inconvenient unhygienic because staff will directly contact with valve or stay cord, so very easily cause the infection of various diseases.The waste that second shortcoming is water is more serious.The 3rd shortcoming is that the cleaning personnel that take are many.

The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect of existing in prior technology, and a kind of sanitation and hygiene are provided, can wash away the automatic flushing device for toilet in lavatory of pit automatically.

Primary structure principle of the present utility model is that (see figure 1) is adorned a pedal in the both sides or a side of pit, pin one is set foot on pedal by under the gravity pressure when the people urinates and defecates, and left behind with the back-connected pull bar of pedal and and then drive coupled cross bar one end and upwards water inlet plug in the water tank opened, water just injects water tank from the hopper of water tank upper, when the people urinate and defecate finish pin and leave pedal after, cross bar is left behind under the tension spring tension effect, the water inlet plug that is connected with control lever is closed and stops into water, and the water outlet plug of water tank bottom is opened simultaneously, water pours pit from water tank by water injection pipe, so repeats to finish automatically the flushing of lavatory pit.

Fig. 1 is the utility model embodiment 1 structure principle chart.

Fig. 2 is that Figure 1A is to partial enlarged view.

Fig. 3 is the utility model embodiment 2 structure principle charts.

Fig. 4 is Fig. 3 A-A sectional view.

Fig. 5 is the utility model embodiment 3 structure principle charts.

Fig. 6 is Fig. 5 B-B sectional view.

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

The utility model embodiment 1(sees Fig. 1 and Fig. 2) be to adorn a pedal 1 in the and arranged on left and right sides or the one side of pit, pedal 1 front end lifts slightly, rear end movable sleeve 3 kinks on bearing pin 4 and the plate 5 that is fixed fix.Fixed head 5 can be fixed on the metope rear wall or on the ground, also have two movable sleeves, 3 covers to fit on the bearing pin 4 on the fixed head 5.Pedal 1 postmedian has a circular hole or a pin joint 2, be connected with a pull bar 6 on 2,6 upper end is connected with cross bar 8 left ends, cross bar 8 middle parts are movably articulated in fixed bar 9 upper ends, fixed bar 9 is fixing by screw and hopper 29, also linking up with an extension spring 10 on 9,10 the other end is connected again on the cross bar 8, cross bar 8 right-hand members are connected with a vertical control lever 11,11 can slide up and down along the positioning and guiding slideway 12 of water tank upper, two dresses that are being threaded on the control lever 11 lean on threaded adjusting to the position of water blocking head 13,13 on control lever 11 that opposite taper plastic cement is made.On the wooden partition of the upper and lower of water tank 15, be fixed with two taper water blocking seat 14,14 dresses that coincide with taper water blocking head 13 and bore mouth upwards to also being one on the contrary; An awl mouth down.There is a gutter 16 directly to be communicated with above the water tank 15 with hopper 29,14 direct and jet water spout 17 perforations of water tank 15 lower taper water blocking seats, 17 lower ends communicate with the pit rear end.

Have the compensation of the water yield in the shared hopper 29,29 to be finished by automatic water supply device on water tank 15 tops, its basic structure is that pressured jack panel 21 is threaded with a taper water blocking seat 20 on hopper 29 base plates, and below sealing mat 30 is compressed 21.Water inlet pipe 19 is being threaded below the taper water blocking seat 20.One gland 23 is arranged on 20,23 effect one is to make taper water blocking head 31 that mobile space be arranged, second effect is water can be flowed out also have a valve seat 24 above the (see figure 1) gland 23 from gland 23 following gap, be pressed with a locknut 22 above 24, locknut 22 is threaded with 20, and compresses 24 and 23.24 tops are that intrinsic control lever 26, the 26 lower end encapsulations of slot structure (referring to a Fig. 2) slot therebetween have a ball float 28.When hopper 29 middle water levels reduce, ball float 28 drives control lever 26 and sinks under action of gravity, the cam position that control lever 26 is not held is swing clockwise thereupon also, taper water blocking head 31 is upwards mentioned under spring 27 effects, water blocking seat 20 is opened, and water flows into hopper 29 from the gap of gland 23 from the slit of being mentioned.After 29 middle water levels rose, ball float 28 was also floated, and then drove 26 and rotate counterclockwise, make 26 not the cams of end the bar that taper water blocking head 31 is connected is depressed, gradually water blocking seat 20 is closed.So circulation can be finished the automatic control of hopper 29 water yields, and this water supply installation also can adopt other fluid level control device to finish certainly.26 can rotate around alignment pin 25, and 24 interior movable sleeves are furnished with spring 27.

Operating principle of the present utility model is: when the people urinates and defecates pin one when stepping at pedal 1, pedal 1 front end is depressed, then rotate around bearing pin 4 rear end, simultaneously pull bar 6 being left behind and driving cross bar 8 is that fulcrum rotates counterclockwise thereby the lever 11 that is connected with the cross bar right-hand member is upwards mentioned with hinged place, fixed bar 9 upper end, upper conical water blocking head 13 breaks away from upper conical water blocking seat 14, and water injects water tank 15 from hopper.And at the same time, inferior pyramidal water blocking head 13 and 14 contact seals of inferior pyramidal water blocking seat, so the time water tank 15 in water can not flow in the pit.Finish when leaving pedal 1 when the people urinates and defecates, cross bar 8 clockwise rotates under extension spring 10 tension, and 8 left ends lift (together lifting together with pull bar 6 pedals 1); And right-hand member is depressed, (control lever 11 is depressed along slideway 12 together with water blocking head 13), and upper conical water blocking head 13 is depressed sealing; Water is not flowing into water tank 15, and inferior pyramidal water blocking head 13 is opened downwards; Water in the water tank 15 is injected pit 18 along bath pipeline 17.When the someone set foot on pedal 1 again, water tank 15 water filling once more so constantly repeated just can realize washing away automatically of pit 18.When water tank 15 water fillings, hopper 29 middle water levels must descend, and replenishing then of the water yield controlled by ball float 28 in the hopper 29 at this moment.

Second embodiment of the present utility model has done redesign with the structure of pedal part on the first embodiment basis, its structural principle is seen Fig. 3.Make into former pedal 1 microscler or disk pedal 37, pedal 37 lower ends are connected with a wire rope 35, wire rope 35 passes two pairs of rotating guide wheels 34 and is connected with cross bar 8 left ends of embodiment 1, other structure is identical with embodiment 1, its operating principle is: when the people steps on pedal 37, the treadle 32 of pedal 37 is depressed downwards along slideway 33, and steel cable 35 is tightened up, and then pulling cross bar 8 rotates counterclockwise.After the people left, under extension spring 10 tension, cross bar 8 clockwise rotated, with steel cable 35 and pedal 37 pull-ups.Pedal 32 is circular pins, and it is connected with pedal 37 rigidity, and its bar lower end is hollow slot structure.First pair of guide wheel 34 is housed in hollow slot 38, and guide wheel 34 axle center are installed with a bearing pin 39,39 and pass behind treadle 32 outer walls and fixedly connected (see figure 4) with slideway 33.This spline structure can make pedal 31 vertically mention and depress and be not stuck.One slideway 36 is arranged at steel cable 35 tops.

The 3rd embodiment of the present utility model designs on the first and second embodiment bases, promptly the water supply installation of hopper 29 among steel cable control section among second embodiment and the embodiment 1 is combined, and concrete structure is seen Fig. 5 and Fig. 6.Together embodiment 1 automatic water supply device identical with 2 arranged, so no longer describe at this in water tank 40.One automatic flushing device is arranged in water tank 40 in addition, its structural principle is to see Fig. 6 with the foot-operated pedal 47(of living when the people urinates and defecates to finish after standing up), can push down and spur rope (also can adopt thin steel rope or thin metal rod) 46 with 47 moves downward, and then making cross bar 44 right-hand members downwards and left end upwards lifts and control lever 41 and water blocking 52 are mentioned, water just pours in the pit 49 along jet water spout 50 from water tank 40.Pin is lifted after having dashed, pedal 47 is raised under 39 effects of extension spring on the cross bar 44 again, and cross bar 44 left ends are depressed at the same time, control lever 41 and water blocking head 52 is pressed in the spherical water blocking seat 51 again water channel is sealed.Leak for preventing that control lever sideslip location is inaccurate, be fixed with a location slideway 53 on ventilating pipe 45, have a cramp bar 43,43 lower ends to be connected with locator slide 53 right side rigidity in addition on the cross bar 44,43 upper ends and cross bar 44 are movably hinged.For preventing that pedal 47 from swinging and have a fixed cover 48,48 usefulness screws and ground fixing dead in 47 outsides, and pedal 47 can have certain upper and lower displacement amount within 48.This structure relatively is fit to family and lavatory, higher place to be used, and it is not only applicable to the sitting posture pit, is suitable for squatting closet bowl and little pit yet.

And preceding two embodiment are applicable to the use of common public lavatory.In order to make cleaning convenient, it is that 6 middle parts have a pin joint 7 that the pull bar 6 among the embodiment 1 can be divided into two sections, pedal 1 can be lifted during cleaning to fold to erect.For preventing rust corrosion, the part in addition that contacts with water among each embodiment all can adopt plastic material to make.

As seen from the above embodiment, the characteristics of the utility model maximum are to wash away pit automatically, not only have water saving, health, convenient characteristics, also have the characteristics of the infectious disease of preventing, are a kind of lavatory automatic water-saving flushing device for toilet of sanitation and hygiene.Be applicable to various public places and family's lavatory use.

Claims (3)

1, the automatic flushing device for toilet in a kind of lavatory, it has a float-ball type automatic water supply device, it is characterized in that:

A: pedal 1 is housed in the one or both sides of pit 18, pedal 1 rear end is connected with bearing pin 4 and is fixed on metope rear wall or the ground by fixed head 5, pedal 1 postmedian is hinged with a pull bar 6, pull bar 6 upper ends are connected with cross bar 8 left ends, cross bar 8 middle part moveable hinges are connected in fixed bar 9 upper ends, cross bar 8 right-hand members are connected with vertical control lever 11, and cross bar 8 middle front parts are equipped with an extension spring 10, and extension spring 10 other ends are connected again on the fixed bar 9;

B: at pit 18 back upper places one hopper 29, one float-ball type automatic water supply device is arranged in the hopper 29, be connected with water tank 15 below the hopper 29 and communicate with the water hole, a dress respectively be threaded on the water tank 15 upper and lower shell walls to opposite taper or spherical water blocking seat 14, last water blocking seat is communicated with hopper 29, following water blocking seat communicates with the jet water spout 17 of its underpart, a stack 16 is arranged in the water tank 15 directly in hopper 29;

C: control lever 11 upper ends of flushometer are connected with cross bar 10 right-hand members, and two dresses that are threaded on the control lever 11 are to taper water blocking head or spherical water blocking head 13 opposite but can upper and lower adjusting;

2, according to the automatic flushing device for toilet in the described lavatory of claim 1, it is characterized in that the pull bar 6 on the pedal 1 can substitute with rope 35, pedal 1 can substitute with microscler or Long Circle pedal 37, circular treadle 32 lower ends, pedal 37 bottoms are connected with 35 1 in rope, and rope 35 passes draws behind two guide wheels 34 that are fixed in treadle 32 slots 38 and directly be connected with cross bar 8 left ends.

3, according to the automatic flushing device for toilet of claim 1 or 2 described lavatories, it is characterized in that:

A: water supply installation can be set directly in the water tank 40 and with flushometer and constitute the automatic flushing device for toilet in lavatory jointly in the hopper 29;

B: but 52 1 on the water blocking head on the flushometer control lever 41, control lever 41 locator slides 53 can be arranged on control lever 41 middle parts and fixing with stack 45, and pedal 47 outsides that are connected with rope 47 have one and the fixed cover 48 fixed of ground.

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