CN2277014Y

CN2277014Y - Verticle pedal tap

Info

Publication number: CN2277014Y
Application number: CN 96250246
Authority: CN
Inventors: 董鸿聚
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-12-21
Filing date: 1996-12-21
Publication date: 1998-03-25
Anticipated expiration: 2006-12-21

Abstract

The utility model discloses a vertical pedal tap which belongs to the technical field of a valve. The utility model is suitable for being used on tap or hot water supplying and distributing places and is especially suitable for being arranged on basins. The utility model is composed of a valve body 5, a pressing cover 1, a moire box 11, a valve core 14, a spring 15, a spring pressing cover 18, a pedal box 19 and a pressure connecting pipe 20. The conical valve core 14 with a sealing ring 13 on the waist is close to a funnel-shaped valve base 12 to be in a self-closing state under the elastic force of the spring 15 and water pressure, and the moire box 11 bears the pressure of the pedal box 19 through the pressure connecting pipe 20 to deform in a swelling mode so as to overcome the elastic force of the spring 15 and the water pressure and open the valve core 14. Compared with the prior art, the vertical pedal tap has the characteristics of good sealing performance, convenient and sanitary opening and closing and water saving.

Description

Vertical foot-operated water tap

The utility model relates to a kind of vertical foot-operated water tap, belongs to valve technology field, is applicable on the water distribution point that is installed in tap water or hot water, especially is fit to be installed on the washbowl use.

The water tap that is used at present be installed on the washbowl is manually-operable, and the process of its use generally is: earlier manually (rotation or pressure-raising) opens water tap, uses behind the water discharge of water faucet, closes water tap with the hand reverse operation again after using.Mainly there is following defective in it: one, water tap is opened and is discharged water, in most cases be to be used for washing, moreover be the washing of flowing water limit, limit, after water tap is opened before close during this period of time in, water tap is a flowing water always, but during actual used water generally all be interrupted, this has just caused great waste, to wash one's face is example, and common people's program is: turn on water tap with hand, water discharge of water faucet, with the hand washing hand washing face of raising, again soap is applied to hand, face hand-launders hand again, face is again with raise water flushing of hand, just water tap is closed after rinsing well, like this, in the process that washes one's face in the ordinary course of things, be coated with soap and wash by rubbing with the hands the most of the time that takies the whole process that washes one's face, the water that is flowed out in period at this section slatterns, just, in the process that washes one's face, most water slatterns.Equally, the washing of other purposes is the wasting phenomena of various degrees also, and the supply of our tap water, such use has accounted for quite great proportion, and its waste is quite surprising; When two, opening water tap with hand, hand must touch the handle of water tap, make on hand foul, bacterium and virus etc. be bonded on the handle more or less, close water tap with hand again after the washing, touched handle with hand again, adhere to sticking more or less again the getting back on hand of foul, bacterium and virus that handle gets on, original cleaned hand is made dirty again, moist handle is beneficial to the breeding of bacterium, some public water tap particularly, very easily cause transmission of disease, therefore, present water tap is also very unhygienic; Three, to some abnormal places of supplying water, for example, the hot water service in the tap water of samll cities and towns and more low-grade hotel in some often occurs cutting off the water or was exactly be interrupted to supply water originally, in this case, after the water user turns on water tap, do not have water to flow out, be easy to forget and close, and after it resumes water supply, perhaps can not be found for a long time, not only wasted water, also can cause bigger loss and inconvenience sometimes because of sewerage has not freely flooded place and article on every side.

The purpose of this utility model is, overcomes the above-mentioned defective of existing water tap, provide a kind of and be in self-closing state at ordinary times, utilize foot pedal opening, pin in a single day to leave promptly to close voluntarily, the vertical foot-operated water tap of reliable sealing.

The purpose of this utility model reaches by the following technical programs, this water tap, it is by valve body 5, gland 1, ripple box 11, spool 14, spring 15, spring capping 18, foot-operated box 19 and PRESSURE PIPE 20 are formed, its special way is: valve body 5 is housings of a similar threeway, its upper end 10 and lower end 16 concentrics, center at valve body 5, lower end (10) internal diameter communicates with upper end 10 after the valve seat 12 of a convergent mouth shape again, and the other end of water outlet 4 is connected to the upside of the convergent mouth of valve seat 12, end 10 is connected by the gland 1 of outer screw thread with the PRESSURE PIPE interface 2 that has interior screw thread on the valve body 5, clips ripple box 11 between upper end 10 and the gland 1; Spool 14 is that a waist has the semicircle grooved ring, and the cone that has central shaft, be positioned at valve seat 12, its central shaft top is passed the convergent mouth of valve seat 12 and is withstood on the center, lower end of ripple box 11, the central shaft bottom of spool 14 is through the pilot hole of the center of the spring capping 18 that is positioned at 16 mouthfuls of valve body 5 lower ends, be provided with spring 15 between spool 14 cone lower end surfaces and the spring capping 18, the semicircle grooved ring of spool 14 waists tightens is detaining seal ring 13, the lower end 16 of valve body 5 is connecting the base 6 that has disk 3 and water intake 8, and the PRESSURE PIPE interface 2 on the gland 1 is connecting foot-operated box 19 by PRESSURE PIPE 20.

The blank that materials such as critical piece of the present utility model such as gland 1, base 6, valve body 5, spool 14 etc. all can make cylinder iron, cast aluminium, cast copper are cast as similar shape processes from strand again, also can use rigid plastics, and ripple box 11 and foot-operated ripple box 23 can use red copper, stainless steel or rubber material, are advisable with plastics such as teflon especially.Its PRESSURE PIPE 20 can be used plastic tube, rubber pipe or copper tube, and all sealings all can be used flexible rubber or latex material with packing ring.

When using the utility model, after putting disk 3 well back seat gasket 7, water intake 8 is passed giving of washbasin boxes out, be with back of the body cap to make back seat gasket 7 and washbasin face seal from the bottom, water intake 8 is connected with water pipe, again with PRESSURE PIPE 20, couple together after PRESSURE PIPE interface 2 fills with water of foot-operated box 19 and gland 1 (or oil), to ride box 19 and place ground and fixing, at ordinary times not during water, foot-operated box 19 does not stress, spool 14 upwards pushes valve seat 12 under the pressure of the elastic force of spring 15 and water, the seal ring 15 that is positioned at spool 14 waists at first is squeezed and makes it to be close to valve seat 12, played reliable seal action, make the utility model be in normally off, water can not flow out, and when the needs water, as long as with riding on foot-operated box 19, the pressure of liquid raises in the foot-operated box, import pressure into ripple box 11 by PRESSURE PIPE 20, along with the pressure in the ripple box 11 raises, force ripple box 11 to expand downwards, this expansive force overcomes the elastic force of spring 15 and the pressure of water forces spool 14 to move down, make the seal ring 13 of spool waist lift off a seat 12, water will pass this slit and flow out from water outlet 4, and when not needing water, as long as pin leaves foot-operated box 19, ripple box 11 loses the active force to spool, and spool recovers its sealing state under the effect of spring 15 elastic force and water pressure.

Because the utility model is in self-closing state at ordinary times, using foot pedal opening, during use, is water outlet on foot-operated, and not during water, pin removed at once close, very convenient, thereby can be in use temporarily pin not temporarily be removed during water, with using with stepping on, water is utilized effectively, compared with the prior art, has health, switch convenience and water-saving greatly characteristics.

Description of drawings:

An embodiment's of Fig. 1-the utility model plan view;

The A of Fig. 2-Fig. 1 is to view;

The A-A sectional drawing of Fig. 3-Fig. 1 (self-closing state);

The A-A sectional drawing (opening state) of Fig. 4-Fig. 1;

The plan view of Fig. 5-Fig. 3 medi-spring gland 18;

The plan view of Fig. 6-foot-operated box 19 and PRESSURE PIPE 20;

The A-A sectional drawing of Fig. 7-Fig. 6.

Among the figure: 1. gland, 2. PRESSURE PIPE interface, 3. disk, 4. water outlet, 5. valve body, 6. base, 7. back seat gasket, 8. water intake, 9. gland packing ring, 10. upper end, 11. ripple boxes, 12. valve seats, 13. seal rings, 14. spools, 15. springs, 16. lower ends, 17. lower end packing rings, 18. spring cappings, 19. foot-operated boxes, 20. PRESSURE PIPE, 21. foot-operated box bases, 22. retainer rings, 23. foot-operated ripple boxes.

Provide embodiment of the present utility model below in conjunction with accompanying drawing, be used to further specify the present technique solution, referring to accompanying drawing, for parts such as gland in the utility model 1, valve body 5, spool 14, base 6, spring capping 18, foot-operated box base 21 and retainer rings 22, earlier be cast as required blank, process then with materials such as brass; For gland 1, process its be used for valve body 5 on the end 10 interior screw threads that are connected, be used for outer screw thread and circular hole with the PRESSURE PIPE interface 2 of PRESSURE PIPE 20 joints, process the grooved ring that is used to place gland packing ring 9, also to process the hexagonal table top of usefulness spanner; For valve body 5, at first that upper end 10 end face cars are flat, car goes out to be used for the outer screw thread that is connected with gland 1 again, then that lower end 16 end face cars are flat, the outer screw thread that is connected with base 6 on the car again, the interior screw thread that is connected with spring capping 18 on the car is again drawn out the valve seat 12 of convergent mouth shape then; For spool 14, upper-end surface car with central shaft goes out cambered surface and a duck eye is drawn at the center earlier, and the outer surface car with cone is smooth again, and car goes out semicircular ring-type groove, the cone lower end surface gentle car of car is gone out the lip edge to prevent spring 15 slippages, lower half portion car with central shaft is smooth more again; For spring capping 18, first car go out with valve body 5 under the outer screw thread of end 16 interior screwed connection, on newel, get out pilot hole again, and be beneficial to spring and set level four supported cart of newel are flat; For base 6, elder generation's car go out with valve body 5 under the interior screw thread of screwed connection outside the end 16, then draw out the semicircle grooved ring that is used to place lower end packing ring 17, car goes out to be used to use the hexagonal platform of spanner again, again with outer screw thread on water intake 8 place's cars, car goes out to be used for the grooved ring with the back seat gasket 7 of washbasin sealing then; For foot-operated box base 21, get out the hole of the PRESSURE PIPE interface that is connected with PRESSURE PIPE 20 earlier, outer screw thread on the car again is used for the interior screw thread that is connected with retainer ring 22 again on the car, and the table top car that will contact with foot-operated ripple box 23 foundation rings is flat then, and is again that outer surface processing is slick and sly; For retainer ring 22, car goes out and the outer screw thread of riding screwed connection within the box base 21, incites somebody to action the gentle car slyness of both ends of the surface car up and down again.

Gland packing ring 9, back seat gasket 7, lower end packing ring 17 and seal ring 13 all can use the cast of flexible rubber or latex, and spring should be done preservative treatment, as zinc-plated, chromium plating etc.

Plastic tube or rubber pipe that PRESSURE PIPE 20 can be used the band reinforcing fibre also can use copper tube, be inserted in the pipe joint cap after, again end heating is expanded into horn mouth and gets final product.

Ripple box 11 and foot-operated ripple box 23 can use top-quality rubber to add the reinforcing fibre cast again, especially are advisable to rebuild after the cast of high-quality plastics such as teflon.

During assembling, put into ripple box 11 in the mouth with end 10 on the valve body 5 earlier, gland packing ring 9 will be put into again in the gland 1, again gland 1 is screwed on the valve body 5 end 10 and tighten, again valve body 5 is inverted, the waist of spool 14 is inserted in the valve seat 12 of insertion valve body 5 inside, seal ring 13 back, put into spring 15 again, again the pilot hole of spring capping 18 is inserted in the lower end of spool 14 central shafts and spring 15 is compressed, spring capping 18 is screwed in the interior screw thread of end 16 under the valve body 5, again lower end packing ring 17 is put in screw thread bottom in the base 6, again with in the screw thread within the 16 screw-in bases 6 of end under the valve body 5.

For foot-operated box 19, should be earlier put into pad with riding within the box base 21 the screw thread bottom, put into foot-operated ripple box 23 again, be inserted in retainer ring 22 again and tighten and get final product.

During installation, after being with back seat gasket 7 earlier water intake 8 is penetrated from washbasin preformed hole top, be with back of the body cap to make back seat gasket 7 play seal action from the bottom, again water intake 8 is connected with waterpipe, be full of water (or other liquid) back again in the ripple box 11 with PRESSURE PIPE 20, foot-operated box 19 and gland 1 inside and be connected, will ride box 19 again and place ground and fixing.

Working principle is: at ordinary times not during water, spool 14 makes seal ring 13 be close to valve seat 12 under spring force and effect of water pressure, as Fig. 3, water tap is in closed condition, when the needs water, as long as will ride on foot-operated box 19, foot-operated ripple box 23 is stressed, fluid pressure in it raises, and liquid flows to ripple box 11 by PRESSURE PIPE 20 simultaneously, and ripple box 11 is expanded because of fluid pressure raises, make it to promote the upper end of spool 14, overcome the elastic force of spring 15 and the pressure of water spool 14 is moved down, the seal ring 13 of spool 14 waists is left and the contacting of valve seat 12, as Fig. 4, water then flows out by its Gap Flow and from water outlet 4, when in a single day pin leaves, pressure is removed, and foot-operated ripple box 23 self expands and ripple box 11 self shrinks, originally flowed back to foot-operated ripple box 23 from the foot-operated ripple box 23 interior liquid that flow in the ripple box 11, lost the active force to spool 14, spool 14 recovers self-closing state under the pressure effect of spring 15 elastic force and water, as Fig. 3.

Claims

1, a kind of vertical foot-operated water tap, it is by valve body (5), gland (1), ripple box (11), spool (14), spring (15), spring capping (18), foot-operated box (19) and PRESSURE PIPE (20) constitute, it is characterized in that: described valve body (5) is the housing of a similar three-way shape, its upper end (10) and lower end (16) concentric, center in valve body (5), lower end (16) internal diameter communicates with upper end (10) behind the valve seat (12) of a convergent mouth shape again, and the other end of water outlet (4) is connected to the upside of the convergent mouth of valve seat (12), end (10) is connected with the gland (1) that has interior screw thread by outer screw thread on the valve body (5), clips ripple box (11) between upper end (10) and the gland (1).

2, by the described vertical foot-operated water tap of claim 1, it is characterized in that described spool (14) is that a waist has the semicircle grooved ring and has the cone of central shaft, be positioned at valve seat (12), its central shaft top is passed the convergent mouth of valve seat (12) and is withstood on the center, lower end of ripple box (11), the central shaft bottom of spool (14) is through the pilot hole that is positioned at the center of the spring capping (18) of end (16) mouth under the valve body (5), be provided with spring (15) between spool (14) cone lower end surface and the spring capping (18), the semicircle grooved ring of spool (14) waist tightens is detaining seal ring (13).

3,, it is characterized in that the lower end (16) of described valve body (5) is connecting the base (6) that has disk (3) and water intake (8) by the described vertical foot-operated water tap of claim 1.

4,, it is characterized in that the described PRESSURE PIPE interface (2) that is positioned at gland (1) is connected with foot-operated box (19) by PRESSURE PIPE (20) by the described vertical foot-operated water tap of claim 1.