CN201241374Y

CN201241374Y - Double-shift flushing valve

Info

Publication number: CN201241374Y
Application number: CNU2008203013291U
Authority: CN
Inventors: 伍德成
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-27
Filing date: 2008-06-27
Publication date: 2009-05-20
Anticipated expiration: 2018-06-27

Abstract

The utility model discloses a double-range washing valve which is used for a toilet; the buttons at the control end of the valve body are a large water button and a small water button. The large water button is fixedly connected with a valve rod located outside the valve body controlling end; the small water button is nested and pressed on the large water button; an opening is arranged on the circular side of the small water button; the opening facilitates separate pressing and manipulation of the large water button. A limit lug boss is arranged on the control end of the valve body to limit the down-pressing stroke of the small water button, meanwhile an avoiding slot is arranged on the sheath wall of the large water button to make the limit lug boss fail to limit the down-pressing stroke of the large water button. The small water button can be made into a half-edge shape; the positioning of the small water button on the large water button is finished through the combination of a guiding pin and a guiding slot; the guiding pin is arranged on the bottom of the semicircular side of the small water button; and the guiding slot is arranged on the circular side of the large water button. The double-range washing valve is respectively provided with the large water button and the small water button; the large water button and the small water button respectively control the large water using amount and the small water using amount; besides, the double-range washing valve has simple structure and the operation is intuitive and convenient.

Description

The folk art term flushing valve

(1) technical field:

The utility model relates to a kind of urinal flushing valve, is a kind of folk art term flushing valve specifically.

(2) background technology:

As everyone knows, the delay flushing valve main body of urinal is a valve body, stretches out the valve rod connection shell-like button and the push-button reset spring of valve body control end, and the valve body inner valve stem connects time-delay assembly and piston seal, and the union of valve body is installed on the running water pipe.People are when flushing toilet bowl, and the flushing that discharges water of pressing button switch is closed after a period of time automatically, and its discharging quantity of water is fixed, and usually by hygienic requirements capping and fixing, and in daily life in most cases also unnecessary causes the waste of water resource.

People design two grades of flushing valves can controlling discharging quantity of water for this reason, as notification number is the folk art term delay flushing valve utility model patent of CN2603132, be on the shell-like button, to make an issue of, button and being connected of valve rod be made as swing type, and the two-stage boss is set on valve body, accommodate when pressing on a button left side, spacing by first order boss, flushing valve is little water yield opening, and accommodate when pressing on the button right side, spacing by second level boss, flushing valve is the big yield opening.

Above-mentioned folk art term delay flushing valve in use has its weak point, the rotation connection structure of button and valve rod is comparatively complicated, and the two-stage boss is set on the valve body has increased manufacturing procedure, has also caused the aesthetic measure of valve body to reduce, to judge also that in use left side pendulum still is right pendulum, shows inconvenience slightly.

(3) utility model content:

At the weak point of above-mentioned folk art term delay flushing valve, the purpose of this invention is to provide folk art term flushing valve a kind of simple in structure, easy and simple to handle.

Can realize the folk art term flushing valve of above-mentioned purpose, comprise the shell-like button that is installed on the valve body control end valve rod, different is: described shell-like button is two, be respectively big flood button and little water button, the coaxial direct socket of big flood button is fixed on the valve rod, little water button suit gland axially and movably offers the opening that presses down the big flood button on the little water button cover on the big flood button; The valve body control end is provided with one section positive stop lug boss, when little water button (drive big flood button together) when pressing down, positive stop lug boss blocks the jacket wall limit of little water button, realize the unlatching of two little water yields of retaining flushing valve, offer on the big flood button jacket wall corresponding and dodge groove with this section positive stop lug boss position, so that the jacket wall of big flood button can be smoothly by position, the extremely end of positive stop lug boss when pushing the big flood button separately, realize the unlatching of two retaining flushing valve big yields, the limited boss of little water button stops and stop (moving to axial) on the big flood button when pushing the big flood button.

For preventing the rotation of little water button on big flood button (the big flood button cover is a disc), also be provided with device between the two, be respectively the axial location pin and the locating slot of pairing, alignment pin is located at the bottom of little water button cover, and locating slot is opened on the big flood button cover.

Opening on the little water button cover (being generally disc) can be provided with arbitrarily, and simple and enough big a kind of opening is a semicircle orifice.

For simplifying the structure of little water button, can the jacket wall of little water button be set at the semicircle jacket wall according to the semicircular opening position, be that little water button is half of little water button in fact, half of little water button is engaged in the locating slot of offering on the big flood button disc by the axial location pin that is fixed in little water button semi circular surface bottom, realize the casing pressure installation of half of little water button on the big flood button, and half of little water button semicircle big flood button on one side exposes disc, then as the following pressure surface of big flood button.

For making half of little water button and big flood button form a more complete one, the jacket wall of big flood button can be designed to form by two different lunettes of diameter, equal the internal diameter of little water button semicircle jacket wall with the semicircle jacket wall diameter of the big flood button of the little water button of one side of something corresponding matching, the diameter of another semicircle jacket wall of big flood button equals the external diameter of little water button semicircle jacket wall.

For guaranteeing half of little water button location and mobile reliably, described alignment pin is at least two straight pins or is the coaxial arc pin, and described locating slot is corresponding circular groove or coaxial arc groove.

The position of the stroke and the positive stop lug boss of little water button can be set like this, when the big flood button, when little water button is in reset mode, on the jacket wall of little water button, offer positive stop lug boss and dodge mouth, the last seam limit that this positive stop lug boss is dodged mouth is the stroke that presses down of little water button from the distance of positive stop lug boss, when little water button press to the trip the time, the limited boss in the last seam limit that positive stop lug boss is dodged mouthful limits.

Can on the big flood button disc of little water button disc opening part, a plurality of anti-skidding salient points be set, occur skidding when avoiding pressing down the big flood button.

Advantage of the present utility model:

The utility model folk art term flushing valve is provided with large and small water button respectively, controls the consumption of large and small water respectively, and is simple in structure, the operation intuitive and convenient.

(4) description of drawings:

Fig. 1 is the structural representation with a kind of embodiment of the utility model.

Fig. 2 is the structural representation of big flood button among Fig. 1.

Fig. 3 is the vertical view of Fig. 2.

Figure number sign: 1, valve body control end; 2, valve rod; 3, big flood button; 4, little water button; 5, positive stop lug boss; 6, arc-shaped pins; 7, deep-slotted chip breaker; 8, anti-skidding salient point; 9, back-moving spring; 10, piston; 11, positive stop lug boss is dodged mouth.

(5) specific embodiment:

In embodiment as shown in Figure 1, the valve body of the utility model folk art term flushing valve has four rounded ends up and down, and its upper end is a valve body control end 1, and the valve rod 2 at valve body control end 1 place vertically stretches out in valve body, and valve rod 2 axis are coaxial with valve body control end 1.

Valve rod 2 terminations are connected with the shell-like button, the shell-like button is divided into big flood button 3 and little water button 4, wherein the jacket wall coaxial package of big flood button 3 is in valve body control end 1, central shaft hole that the big flood button is 3 and valve rod 2 interlock the back and fix on the top with screw, suit valve rod 2 back-moving springs on the central axis between valve body control end 1 and the big flood button 3 round bottom faces, as shown in Figure 1.

As Fig. 2, shown in Figure 3, the jacket wall dimidiation of big flood button 3, the diameter of left semicircle jacket wall is greater than right semi-circle jacket wall diameter, offers in the centre position of right semi-circle jacket wall and axially dodges groove, offers the deep-slotted chip breaker 7 of perforation in the centre position, right semi-circle face edge of big flood button 3.

As shown in Figure 1, the bottom of half of little water button 4 semi circular surfaces axially is connected with arc-shaped pins 6, the position of arc-shaped pins 6 and size cooperate with the deep-slotted chip breaker 7 of big flood button 3 discs, arc-shaped pins 6 is downwards with after deep-slotted chip breaker 7 cooperates, half of little water button 4 semi circular surfaces are pressed on big flood button 3 discs and can not rotate, its semicircle jacket wall cooperates with the right semi-circle jacket wall of big flood button 3, the internal diameter of little water button 4 semicircle jacket walls equals the right semi-circle jacket wall diameter of big flood button 3, the external diameter of little water button 4 semicircle jacket walls equals the left semicircle jacket wall diameter of big flood button 3, and the height of little water button 4 semicircle jacket walls equals the height of big flood button 3 jacket walls.

The edge of the valve body control end 1 one section arc positive stop lug boss 5 that stretches out, positive stop lug boss 5 is corresponding to the groove of dodging on the big flood button 3 right semi-circle jacket walls, and the circumferential width of positive stop lug boss 5 is less than the width of dodging groove, the radial width of positive stop lug boss 5 is greater than the diameter of little water button 4 semicircle jacket walls, as shown in Figure 1.

In Fig. 1, corresponding to positive stop lug boss 5, offer positive stop lug boss and dodge mouth 11 on little water button 4 semicircle jacket walls, when big flood button 3, when little water button 4 is in reset mode, positive stop lug boss is dodged the last seam limit of mouth 11 and the stroke that presses down that the distance between the positive stop lug boss 5 equals half of little water button 4.

Below in conjunction with Fig. 1 the operation of the utility model folk art term flushing valve is described:

1, use the little water yield: press half of little water button 4 (being equivalent to also supress big flood button 3), valve rod 2 moves down, and the piston 10 that promotes in the valve body is opened black box, makes the intake-outlet conducting at two ends, the valve body left and right sides.Behind the half of little water button 4 descending certain distances, the last seam edge joint that the positive stop lug boss on its jacket wall is dodged mouth 11 touches positive stop lug boss 5, and half of little water button 4 is halted, because the stroke of half of little water button 4 is short, its waterdrainage amount is limited, therefore belongs to the little water yield and opens.

2, use big yield: press big flood button 3 (little water button 4 is followed decline), valve rod 2 moves down, and the piston 10 that promotes in the valve body is opened black box, makes the intake-outlet conducting at two ends, the valve body left and right sides.Owing to offered on big flood button 3 jacket walls and dodged groove, big flood button 3 can be avoided stopping of positive stop lug boss 5 and come downwards to nadir (following mobile little water button 4 limited boss 5 this moment stops and stop) always, the stroke of big flood button 3 is far longer than little water button 4, therefore its waterdrainage amount maximum belongs to big yield and opens.

3, close: decontrol big flood button 3 or little water button 4, back-moving spring 9 promotion big flood buttons 3 reset valve rod 2 after time-delay a period of time, and valve rod 2 drives the intake-outlet that valve body inner carriers 10 make two ends, the black box valve body left and right sides.

Claims

[claim 1] folk art term flushing valve, comprise the shell-like button that is installed on the overhanging valve rod of valve body control end (1) (2), it is characterized in that: described shell-like button is big flood button (3) and little water button (4), big flood button (3) is coaxial to be fixed on the valve rod (2), little water button (4) coaxial package gland offers the opening that presses down big flood button (3) on little water button (4) face on big flood button (3); Valve body control end (1) is provided with the one section positive stop lug boss (5) that blocks its jacket wall limit when little water button (4) when pressing down, and offers on big flood button (3) jacket wall corresponding with this section positive stop lug boss (5) position and dodges groove.
[claim 2] folk art term flushing valve according to claim 1 is characterized in that: little water button (4) face bottom is provided with the axial location pin, and alignment pin is engaged in the locating slot of offering on big flood button (3) face.
[claim 3] folk art term flushing valve according to claim 2 is characterized in that: little water button (4) face is a disc, and the opening on it is a semicircular opening.
[claim 4] according to claim 3 pair of retaining flushing valve is characterized in that: the jacket wall of little water button (4) is the semicircle jacket wall corresponding with semicircular opening.
[claim 5] folk art term flushing valve according to claim 4, it is characterized in that: the jacket wall of big flood button (3) is made up of two different lunettes of diameter, the semicircle jacket wall diameter of the big flood button (3) corresponding with little water button (4) semicircle jacket wall equals the internal diameter of little water button (4) semicircle jacket wall, and the diameter of another semicircle jacket wall of big flood button (3) equals the external diameter of little water button (4) semicircle jacket wall.
[claim 6] is characterized in that according to the described folk art term flushing valve of claim 2～5: described alignment pin is coaxial arc pin (6), and described locating slot is coaxial arc groove (7).
[claim 7] is according to any described folk art term flushing valve in the claim 1～5, it is characterized in that: offer positive stop lug boss on the jacket wall of little water button (4) and dodge mouthful (11), little water button (4) is when resetting, and this positive stop lug boss is dodged the last seam limit of mouthful (11) and the distance of positive stop lug boss (5) is the stroke that presses down of little water button (4).
[claim 8] is characterized in that according to any described folk art term flushing valve in the claim 1～5: on big flood button (3) face of little water button (4) face opening part a plurality of anti-skidding salient points (8) are set.