CN202914782U

CN202914782U - Water-saving faucet

Info

Publication number: CN202914782U
Application number: CN 201220591082
Authority: CN
Inventors: 廖选明
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-12
Filing date: 2012-11-12
Publication date: 2013-05-01
Anticipated expiration: 2022-11-12

Abstract

The utility model discloses a water-saving faucet which comprises a valve body, a valve seat, a valve core, a static ceramic chip, a movable ceramic chip and an elastic washer. The valve body is provided with a water inlet channel and a water outlet channel, two symmetric water through holes are arranged in the inner wall of an extending-into end of the valve seat, a limit block is arranged on the inner wall of the valve seat, and the limit block is arranged on one wall between two water through holes and deviates from the middle of the wall between the two water through holes 15 to 30 degrees. When the faucet is used and a rotary handle is rotated, the valve core can be turned left or right selectively to form two gears with different water outlet amounts. When a lot of water is needed, the handle can be wrenched to the far left to enable the through hole between the movable ceramic chip and the static ceramic chip to be at the maximum position. When water is used for washing hands, vegetables, bowls or small articles, the handle can be wrenched to the far right to enable the through hole between the movable ceramic chip and the static ceramic chip to be at the minimum position. Thus, water can be effectively saved, and water resource waste is avoided.

Description

Water-saving tap

Technical field

The utility model relates to a kind of control valve unit, relates in particular to a kind of water tap.

Background technique

At present, public place (on the public buildings such as hospital, school) is provided with toilet or Rest Room, water tap all is installed in toilet or the Rest Room, in order to reach water-saving purpose, a reduction valve has been installed below wash basin, although reached water-saving purpose, had more the cost of a reduction valve, also increased the installation time.And during water outlet, owing to below the wash basin reduction valve has been installed, washing one's hands or during the washing body, same flow but do not have scouring force is not if there is on the contrary this function when needing flood.

In the prior art, water tap mainly comprises valve body, valve seat, is installed in rotation on spool and handle in the valve seat.Have an intake tunnel and an exhalant canal on the valve body, valve seat is installed on the valve body, and an end of spool penetrates in the valve seat and with valve base sealing and rotatably cooperate, handle is fixedly connected on the other end of spool.The bottom nozzle of valve seat is communicated with intake tunnel, and symmetry has the water port on the peripheral wall of valve seat, and the water port is communicated with exhalant canal.Be provided with ceramic core in valve seat, ceramic core comprises stable ceramic piece and dynamic porcelain piece, realizes that by the rotation dynamic porcelain piece ceramic core is in conducting or closed condition.Handle is positioned at the top of spool, rotates by handle with sleeve actuatable valve core, and then drives dynamic porcelain piece and rotate in valve seat, thereby realize that water tap opens or closes.

There is a gear (being the function that water tap has switch) in water tap of the prior art, and the angle of rotatable handle is 90 °, and rotatable handle is when parallel with the exhalant canal on the valve body, and water tap is closed; When rotatable handle when vertical with exhalant canal on the valve body, the water-outlet quantity of depotition cock reaches maximum position.When the water tap of this structure is widely used in family and various public place, have following shortcoming: people wash one's hands, wash dish, wash clothes or wash the dishes at water, even wash very little article, all with the handle wrench on the water tap to rightmost, water-outlet quantity is reached maximum position, namely cause the great lot of water resources serious waste, this disagrees with the using water wisely that country advocates.

The model utility content

For above shortcomings in the prior art, the utility model provides a kind of using water wisely, can effectively avoid the water-saving tap of water resource waste.

The water-saving tap that the utility model provides comprises valve body, valve seat, spool, stable ceramic piece, dynamic porcelain piece and elastic washer; Described valve body has an intake tunnel and an exhalant canal, and the water port of two symmetries is set on the inwall of described valve seat, and described water port communicates with exhalant canal; The inwall of described valve seat is provided with a limiting stopper, and this limiting stopper is on any wall between two water ports and 15 °～30 ° at the middle part of departing from two any walls between the water port.

As a kind of preferred version of the present utility model, the width of described limiting stopper is 1.5mm～3mm.

The beneficial effects of the utility model are: the utility model is provided with a limiting stopper at the inwall of valve seat, and this limiting stopper is on any wall between two water ports and 15 °～30 ° at the middle part of departing from two any walls between the water port.When using this water tap, turn to correspondingly with the water port at dynamic porcelain piece, be in closed condition between dynamic porcelain piece and the stable ceramic piece; Left with valve core rotation to limiting stopper, be on state between dynamic porcelain piece and the stable ceramic piece, and via is in maximum position, this moment, the water-outlet quantity of water tap was maximum; To the right with valve core rotation to limiting stopper, be on state between dynamic porcelain piece and the stable ceramic piece, and via is in less position, this moment, the water-outlet quantity of water tap was less; Can be selectively when rotatable handle with spool to the right or turn left, namely form two gears that water outlet varies in size, when needing a large amount of waters (such as water receiving), can be with handle wrench to Far Left, the via between dynamic porcelain piece and the stable ceramic piece is in maximum position; When water is washed one's hands, washed dish or washes the dishes, even wash very little article, can be with handle wrench to rightmost, the via between dynamic porcelain piece and the stable ceramic piece is in less position; During closed tap, only need can reach using water wisely like this with handle wrench to parallel with exhalant canal, avoid water resource waste.Handle wrench is compared with pulling Far Left to rightmost, can be reached using water wisely more than 3 times.

Description of drawings

Fig. 1 is the cross-sectional view of water-saving tap;

Fig. 2 is the structural representation of spool;

Fig. 3 is that Fig. 1 is along the sectional drawing of A-A direction;

Fig. 4 is the handle cross-sectional structure schematic representation that valve body, valve seat, spool and dynamic porcelain piece cooperate when forwarding Far Left to;

Fig. 5 is the handle cross-sectional structure schematic representation that valve body, valve seat, spool and dynamic porcelain piece cooperate when forwarding rightmost to.

In the accompanying drawing: the 1-valve body; The 2-valve seat; The 3-spool; The 4-stable ceramic piece; The 5-dynamic porcelain piece; The 6-elastic washer; The 7-intake tunnel; The 8-exhalant canal; The 9-annular boss; The 10-water port; The 11-convex shoulder; The 12-plush copper; The 13-limiting stopper; The 14-handle; The 15-seal washer; The 16-seal ring; The 17-screw.

Embodiment

Below in conjunction with the drawings and specific embodiments the utility model is described in more detail.

As shown in Figure 1, water-saving tap comprises valve body 1, valve seat 2, spool 3, stable ceramic piece 4, dynamic porcelain piece 5, elastic washer 6 and handle 14.

Wherein, valve body 1 has an intake tunnel 7 and an exhalant canal 8, and intake tunnel 7 ends of valve body 1 are used for being connected with water pipe.Valve seat 2 is hollow structure, and the endoporus of valve seat 2 is comprised of a small through hole and a large through-hole, forms an annular boss 9 between small through hole and the large through-hole.The wall of valve body 1 is provided with one and is used for the interior threaded hole that valve seat 2 is installed, the outer wall of valve seat 2 is provided with outside thread, valve seat 2 is installed on the valve body 1 by screw-thread fit, and be sealed and matched by seal washer 15 and valve body 1, the large through-hole end of valve seat 2 puts in the valve body 1, and the small through hole end of valve seat 2 stretches out valve body 1.The water port 10 of two symmetries is set on the inwall of the inserting end of valve seat 2, and water port 10 communicates with exhalant canal 8.

Spool 3 is column structure, as shown in Figure 2.One end of spool 3 has a convex shoulder 11, and the two ends of convex shoulder 11 arrange respectively plush copper 12.Spool 3 passes the small through hole of valve seat 2, and the seal ring 16 that arranges on the cylindrical by spool 3 cooperates with the small through hole inner wall sealing of valve seat 2, and spool 3 can be in valve seat 2 interior rotations, and the convex shoulder 11 of spool 3 is pressed on the annular boss 9 by annular rubber cushion.Stable ceramic piece 4 and dynamic porcelain piece 5 are arranged in the large through-hole of valve seat 2, form radially between the large through-hole inwall of stable ceramic piece 4 and valve seat 2 and fix, and axially slidably cooperate, and stable ceramic piece 4 is pressed on the dynamic porcelain piece 5.Dynamic porcelain piece 5 be stuck on two plush coppers 12 and with water port 10 corresponding in the radial direction, drive at spool 3 and can make dynamic porcelain piece 5 and stable ceramic piece 4 be in conducting or closed condition when dynamic porcelain pieces 5 rotate.Handle 14 is enclosed within on the outer end that spool 3 stretches out valve seat 2, and by screw 17 handle 14 is fixed on the outer end of spool 3.Elastic washer 6 is enclosed within stretching on the port of valve seat 2, and a side pressure of elastic washer 6 is on stable ceramic piece 4, and the other end of elastic washer 6 is pressed on the wall in the valve body 1 and the port that stretches into of valve seat 2 is communicated with intake tunnel 7.The inwall of valve seat 2 is provided with a limiting stopper 13, on this limiting stopper 13 any wall between two

water ports

10 and 15 °～30 ° at the middle part of departing from two any walls between the water port 10 is (in the present embodiment, limiting stopper 13 departs from 15 °～30 ° at the middle part of two any walls between the water port 10 to clockwise direction, at this moment, rotatable handle 14 left, the water-outlet quantity of water tap is maximum, and rotatable handle 14 to the right, and the water-outlet quantity of water tap is less).The width of limiting stopper 13 is 1.5mm～3mm, and this width both can guarantee that this limiting stopper 13 had enough intensity, and can not take the too large rotation space of dynamic porcelain piece 5.

When using this water tap, the intake tunnel 7 on the valve body 1 is connected on the water pipe.Handle 14 is pulled when parallel with exhalant canal 8, and this moment, dynamic porcelain piece 5 was corresponding with water port 10, was in closed condition between dynamic porcelain piece 5 and the stable ceramic piece 4, as shown in Figure 3.Rotatable handle 14 left, because the angle to anticlockwise is larger, when spool 3 turns to limiting stopper 13, are on state between dynamic porcelain piece 5 and the stable ceramic piece 4, and via is in maximum position, and this moment, the water-outlet quantity of water tap was maximum, as shown in Figure 4.Rotatable handle 14 to the right, because dextrorotary angle is less, when spool 3 turns to limiting stopper 13, are on state between dynamic porcelain piece 5 and the stable ceramic piece 4, and via is in less position, and this moment, the water-outlet quantity of water tap was less, as shown in Figure 5.Can be selectively when rotatable handle 14 with spool 3 to the right or turn left, namely form two gears that water outlet varies in size, when needing a large amount of waters (such as water receiving), handle 14 can be pulled Far Left, the via between dynamic porcelain piece 5 and the stable ceramic piece 4 is in maximum position.When water is washed one's hands, washed dish or washes the dishes, even wash very little article, handle 14 can be pulled rightmost, the via between dynamic porcelain piece 5 and the stable ceramic piece 4 is in less position.During closed tap, a need be pulled handle 14 parallel with exhalant canal 8, can reach water-saving purpose like this, avoids water resource waste.Handle 14 is pulled rightmost compare with pulling Far Left, can reach using water wisely more than 3 times; Only need pull to the left or to the right the water-outlet quantity that handle just can be controlled water tap, can save the independent control valve of available technology adopting and control the water-outlet quantity of water tap, and then reach the saving cost.

Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1. water-saving tap comprises valve body (1), valve seat (2), spool (3), stable ceramic piece (4), dynamic porcelain piece (5) and elastic washer (6); Described valve body (1) has an intake tunnel (7) and an exhalant canal (8), and the water port (10) of two symmetries is set on the inwall of described valve seat (2), and described water port (10) communicate with exhalant canal (8); It is characterized in that: the inwall of described valve seat (2) is provided with a limiting stopper (13), and this limiting stopper (13) is positioned on any wall between two water ports (10) and departs from 15 °～30 ° at the middle part of any wall between two water ports (10).

2. water-saving tap according to claim 1, it is characterized in that: the width of described limiting stopper (13) is 1.5mm～3mm.