CN2748018Y

CN2748018Y - Induction type automatic rise-fall cover ring for toilet seat

Info

Publication number: CN2748018Y
Application number: CN 200420109344
Authority: CN
Inventors: 雷世训
Original assignee: 林毓
Priority date: 2004-11-29
Filing date: 2004-11-29
Publication date: 2005-12-28
Anticipated expiration: 2014-11-29

Abstract

The utility model discloses an induction type automatic rise-fall cover ring for a toilet seat, comprising a seat board, an upper cover, a seat ring, a supporting seat, a rotating shaft, two driving devices, and a circuit board. Each driving device (11) is composed of a speed reducer (10), a transmission shaft (7), and a torsion adjustor (6). The rotating shaft (13) of the speed reducer is connected with a transmission shaft (7), and the torsion adjustor (6) is sheathed on the transmission shaft (7) via the central round hole of the inner cavity; a scraper is connected between the transmission shaft (7) and the adjustor (6), the adjustor (6) is connected with a rotating shaft (4) via a connection device on the front end, and the lines of the two driving devices (11) are respectively connected to two induction surface via an integrated circuit board (12). By the structure being adopted, when the upper cover or the seat ring is flipped by a hand, the speed reducer can not rotate following the flipping action of the upper cover or the seating ring. The utility model has easy use.

Description

The induction type toilet decorative cover that rises and falls automatically

Affiliated technical field

The utility model is about the loam cake of water closet and ring mechanism, and specifically, it relates to a kind of induction type toilet decorative cover that rises and falls automatically.

Background technology

People are when using water closet, and the water closet sanitary condition of touching its ring or loam cake, especially public place of need catching is relatively poor, spreads disease germs easily.For meeting the needs of existing a kind of toilet decorative cover on the market by electronic control, its structure mainly is to be connected with reductor in the rotating shaft of loam cake and ring, the circuit of this reductor is connected with circuit board, circuit board is provided with the circuit that is connected with induction installation, makes reductor drive rising and falling of loam cake or ring by induction installation; Its deficiency is: when needs when loam cake or ring are risen and fallen, the reductor power transmission shaft that connects with it also can drive reductor along with the rotation of loam cake or ring and rotate, the gear train of so easy damage reductor, and make loam cake or ring when stirring, can be subjected to bigger torsion, use inconvenient.

Summary of the invention

The utility model provides a kind of at the problems referred to above can not make loam cake or ring be subjected to bigger torsion when with manually making loam cake or the ring Shi Buhui that rises and falls damage the gear train of reductor yet, the induction type easy to use toilet decorative cover that rises and falls automatically.

The utility model is that the technical scheme that its technical problem of solution is adopted is: a kind of induction type toilet decorative cover that rises and falls automatically, comprise seat board, loam cake, ring, bearing, rotating shaft, drive unit, surface-mounted integrated circuit, the two ends of described seat board respectively are provided with bearing, loam cake and the ring journal stirrup on both sides separately connect by the rotating shaft activity with two bearings on the seat board, wherein on one side between the journal stirrup of rotating shaft on the bearing and loam cake for being fixedly connected, the rotating shaft on the another side bearing and the journal stirrup of ring are affixed, the inner end of two rotating shafts respectively is connected with drive unit, these two drive units and seat board are affixed, circuit board is provided with transformer circuit, induction type bistable state interlock switch circuit and conversion switch circuit, described drive unit is by reductor, power transmission shaft and torsion adjuster are formed, be connected with power transmission shaft in the rotating shaft of described reductor, described torsion adjuster is enclosed within on the power transmission shaft by the center hole of inner chamber, be connected with strigil between this power transmission shaft and the torsion adjuster, the coupling arrangement of described adjuster by front end connects with rotating shaft on the bearing, and the link tester of described two drive units is crossed surface-mounted integrated circuit and is connected respectively on two sensitive surface.

Described strigil is a torsion spring; This torsion spring set on power transmission shaft, the two ends of torsion spring respectively towards adjuster radially the inwall direction on both sides stretch out and connect with two adjusting screw(rod)s on being spun on adjuster.

Described coupling arrangement is that the front end at adjuster is provided with protruding axle, and front end of this protruding axle becomes the cooperation connection with the recess of roller end.

The outside of described two drive units is provided with outer cover.

The beneficial effects of the utility model are: owing to be with torsion spring on the power transmission shaft of drive unit, the two ends of this torsion spring connect with the adjusting screw(rod) of adjuster, regulate the degree of tightness of torsion spring by adjusting screw(rod), make the certain frictional force of generation between power transmission shaft and the torsion spring power transmission shaft; Torsion when this frictional force drives loam cake or ring and rises and falls greater than power transmission shaft, and the torsion when driving reductor and rotate less than power transmission shaft, when being skidded relative to the periphery of power transmission shaft, its torsion spring rotates like this, make loam cake or ring make the upper and lower Shi Buhui of stirring and drive reductor simultaneously and rotate, solved the gear train problem of easy damage reductor and loam cake or ring are subjected to big torsion when stirring problem.

Description of drawings

Fig. 1 is the utility model induction type loam cake of toilet decorative cover and ring structure cutaway view when connecting with drive unit that rises and falls automatically;

Fig. 2 is along the cutaway view of A-A line among Fig. 1;

Fig. 3 is the induction type of Fig. 1 drive unit outside of the toilet decorative cover schematic diagram when being provided with outer cover that rises and falls automatically.

The specific embodiment

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

As shown in Figure 1 to Figure 3, two ends at seat board 21 respectively are provided with bearing 2, loam cake 1 and ring 3 journal stirrup on both sides separately become movable with two bearings on the seat board 21 by rotating shaft and connect, wherein the rotating shaft on the bearing 2 of an end 4 is affixed with the journal stirrup of loam cake 1, and the rotating shaft 4 on the other end bearing 2 is affixed with the journal stirrup of ring 3.The end that two rotating shafts 4 are stretched out to the inboard respectively is provided with recess, and this recess can be any needed shape; On seat board 21, be provided with two drive units 11, the front end of drive unit 11 is provided with protruding axle 5, the front end of this protruding axle 5 is provided with the projection that adapts with rotating shaft 4 front end recesses, and two drive units 11 respectively become to cooperate connection by the protruding axle 5 of its front end with the front end of two rotating shafts 4.Above-mentioned drive unit 11 is made up of reductor 10 and torsion adjuster, and the perisporium both sides of torsion adjuster 6 respectively are provided with screw, all is rotary with adjusting screw(rod) 9 on these two screws, is equipped with center hole on the dividing plate of torsion adjuster 6 inner chambers and madial wall; Adjuster 6 is enclosed within on the power transmission shaft 7 by two center holes of its inner chamber, is with torsion spring 8 on the power transmission shaft 7, and the two ends of this torsion spring 8 are equipped with circular hole and stretch out from the radially both sides inwall direction of adjuster 6 respectively; The inner end that is spun on two screw rods 9 on the adjuster 6 is stretched into the circular hole at torsion spring 8 two ends respectively, makes the two ends of torsion spring 8 respectively by the inner end axial constraint of two screw rods 9 by catch 15 again.The frictional force that turn this moment adjusting screw(rod) 9 can be regulated between 8 pairs of power transmission shafts 7 of its torsion spring; Because power transmission shaft 7 is required torsion required torsion when driving reductor 10 rotations when driving loam cake 1 or ring 3 and stir up and down, make the certain frictional force of generation between torsion spring 8 and the turning cylinder 7 by adjusting screw(rod) 9 again, required torsion when this frictional force drives loam cakes 1 or ring 3 greater than power transmission shaft 7, and required torsion when driving reductors 10 and rotate less than power transmission shaft 7; Under the effect of frictional force, power transmission shaft 7 its torsion spring 8 when rotating drives loam cake 1 simultaneously or ring 3 upwards turns over it or past falling the after rise like this.When with moving loam cake 1 of handspring or ring 3, required torsion when the frictional force of 8 pairs of power transmission shafts 7 of its torsion spring is not enough to overcome power transmission shaft 7 and drives reductors 10 and rotate, reductor 10 can not rotated along with the rotation of loam cake 1 or ring 3, owing to the effect of frictional force between torsion spring 8 and the power transmission shaft 7, its loam cake 1 or ring 3 rise and fall and stir Shi Buhui clashes into water closet because of the coherence effect staving again; Two drive units 11 respectively are connected with surface-mounted integrated circuit 12 by circuit, are connected respectively on two sensitive surface by circuit by circuit board 12 again; During use, one of them sensitive surface is done the induction action, will move thereupon with corresponding loam cake 1 of this sensitive surface or ring 3 with hand; Certainly, also can make rising and falling of loam cake 1 or ring 3 by switch by hand; When loam cake 1 or ring 3 overlapped on same position, it was in that loam cake 1 of back or the circuit of ring 3 will be lockable, and at this moment, circuit can only make loam cake 1 or ring 3 actions that are in the front.The circuit of foregoing circuit plate 12 is a prior art, can obtain on market, no longer is described in detail here; In addition, be provided with outer cover 22 in the outside of two reductors 10; Above-mentioned seat board 21 is provided with slotted eye, makes it cooperate connection with the staving of water closet.

Claims

1, a kind of induction type toilet decorative cover that rises and falls automatically, comprise seat board, loam cake, ring, bearing, rotating shaft, drive unit, surface-mounted integrated circuit, the two ends of described seat board respectively are provided with bearing, loam cake and the ring journal stirrup on both sides separately connect by the rotating shaft activity with two bearings on the seat board, wherein on one side between the journal stirrup of rotating shaft on the bearing and loam cake for being fixedly connected, the rotating shaft on the another side bearing and the journal stirrup of ring are affixed, the inner end of two rotating shafts respectively is connected with drive unit, these two drive units and seat board are affixed, circuit board is provided with transformer circuit, induction type bistable state interlock switch circuit and conversion switch circuit, it is characterized in that: described drive unit (11) is by reductor (10), power transmission shaft (7) and torsion adjuster (6) are formed, be connected with power transmission shaft (7) in the rotating shaft of described reductor (13), described torsion adjuster (6) is enclosed within on the power transmission shaft (7) by the center hole of inner chamber, be connected with strigil between this power transmission shaft (7) and the adjuster (6), the coupling arrangement of described adjuster (6) by front end connects with rotating shaft (4) on the bearing (2), and the link tester of described two drive units (11) is crossed surface-mounted integrated circuit (12) and is connected respectively on two sensitive surface.

2, the induction type according to claim 1 toilet decorative cover that rises and falls automatically, it is characterized in that: described strigil is torsion spring (8); This torsion spring (8) is enclosed within on the power transmission shaft (7), the two ends of torsion spring (8) respectively towards adjuster (6) radially the inwall direction on both sides stretch out and connect with two adjusting screw(rod)s (9) on being spun on adjuster (6).

3, the induction type according to claim 1 toilet decorative cover that rises and falls automatically is characterized in that: described coupling arrangement is that the front end at adjuster (6) is provided with protruding axle (5), and this protruding axle (5) becomes the cooperation connection with the recess of rotating shaft (4) end.

4, the induction type according to claim 1 toilet decorative cover that rises and falls automatically, it is characterized in that: the outside of described two drive units is provided with outer cover (22).