CN214460926U

CN214460926U - Urinal water-saving device

Info

Publication number: CN214460926U
Application number: CN202120351584.2U
Authority: CN
Inventors: 高仁宏
Original assignee: Xiamen Bqm Sanitary Ware Co ltd
Current assignee: Xiamen Bqm Sanitary Ware Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-10-22
Anticipated expiration: 2031-02-08

Abstract

The utility model relates to a urinal water saving fixtures, including water conservation case and time delay control valve, a serial communication port, the water conservation case be equipped with into water aperture, wash port and inlet port, the aperture switch-on delivery pipe of intaking, the external time delay control valve of wash port establishes the keg float in the water conservation case, establishes the water-stop sheet between keg float and the inlet port. Adopt above-mentioned scheme, the utility model discloses a flushing volume is fixed unchangeable, does not receive the influence of time delay valve time delay speed, does not also receive the influence of water pressure size in the water supply pipe, has good water conservation performance.

Description

Urinal water-saving device

Technical Field

The utility model relates to a bathroom field especially relates to a urinal water saving fixtures.

Background

In 2021, 1 month and 1 day, the national market administration and national standards GB 28377 and 2019, limit and grade of urinal water efficiency, published by the national standards Committee of standardization management, are officially implemented in 4 bathroom national standards. According to the standard requirement, the average water consumption of the urinal is not more than 0.5 liter, and the urinal meets the first-level water efficiency requirement.

The traditional urinal is directly connected with a water supply pipe, and the water outlet time is controlled by a delay control valve so as to control the water outlet quantity. However, when the water pressure of the water supply pipe is unstable, the water pressure is too small and the urinal is not flushed cleanly with the same duration, and when the water pressure is too large, the water using amount is too much, so that the waste of water resources is caused, and the water efficiency requirement of the national standard on the urinal cannot be met.

In view of the above problems, the present inventors have proposed the following technical solutions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urinal water saving fixtures can guarantee the invariant of bath water yield, has good water conservation function.

In order to realize the purpose, the technical scheme of the utility model is that:

a water-saving device for a urinal comprises a water-saving tank and a time-delay control valve, wherein the water-saving tank is provided with a small water inlet hole, a water outlet hole and an air inlet hole, the small water inlet hole is communicated with a water supply pipe, the water outlet hole is externally connected with the time-delay control valve, a floating barrel is arranged in the water-saving tank, and a water sealing sheet is arranged between the floating barrel and the air inlet hole.

Preferably, the water-saving tank comprises a tank cover and a water storage tank, and the tank cover and the water storage tank are fixedly locked.

Preferably, an air inlet pipe is arranged below the air inlet hole in the water-saving tank. The length of the air inlet pipe can be adjusted according to the requirement, so as to control the rising height of the floating bucket and further control the water storage amount in the water-saving tank.

Preferably, a floating barrel guide rail is arranged between the air inlet and the bottom of the water-saving tank.

Preferably, the top of the floating barrel is provided with a mounting hole column, the hole column is sleeved with the water sealing sheet, and the outer diameter of the hole column is smaller than or equal to the inner diameter of the air inlet pipe.

Preferably, the outer side of the small water inlet hole extends upwards to form a spiral port connected with a water supply pipe, and the inner side of the small water inlet hole extends downwards to form an extension pipe.

By adopting the technical scheme, a fixed amount of water is stored in the water-saving tank in an initial state, after the delay valve is opened, the water in the water-saving tank flows out quickly to flush the urinal, and meanwhile, the floating bucket descends along with the water level and opens the air inlet at the upper end of the water-saving tank, so that the stored water is discharged quickly before the delay valve is closed until the stored water is discharged completely. Although the small water inlet hole is used for water inlet during water drainage, the time is short, the water inlet amount of the small water inlet hole is small and can be ignored, so that the flushing water amount is fixed and is not influenced by the delay speed of the delay valve or the water pressure in the water supply pipe.

After the water in the water-saving tank is discharged, the delay valve is closed, the small water inlet hole of the water-saving tank starts to feed water until the water level rises to the water sealing sheet to block the air inlet hole again, the water feeding is stopped, and the water-saving tank returns to the initial state to wait for the next use.

Drawings

Fig. 1 is a front view of the overall structure of the present invention.

Fig. 2 is a side view of the overall structure of the present invention.

Fig. 3 is a plan view showing the overall structure of the water-saving tank of the present invention.

Fig. 4 is a top view of the water-saving tank of the present invention.

Fig. 5 is a first cross-sectional view of the present invention.

Fig. 6 is a second cross-sectional view of the present invention.

Detailed Description

As shown in fig. 1 to 6, a urinal water saving device includes a water saving tank 1 and a time delay control valve 2.

The water-saving tank 1 is provided with a small water inlet hole 11, a water outlet hole 12 and an air inlet hole 13, the small water inlet hole 11 is communicated with a water supply pipe, the water outlet hole 12 is externally connected with a delay control valve 2, and the control valve 2 is communicated with the urinal 5. The water-saving tank 1 is internally provided with a floating barrel 3, and a water sealing sheet 4 is arranged between the floating barrel 3 and an air inlet 13.

As a preferred embodiment, the water saving tank 1 includes a tank cover 101 and a water storage tank 102, and the tank cover 101 and the water storage tank 102 are fixed by screw locking, of course, the tank cover 101 and the water storage tank 102 may also be fixed by snap fastening or ultrasonic welding, and the specific fixing manner is not limited.

As a preferred embodiment, an air inlet pipe 131 is arranged below the air inlet hole 13 in the water-saving tank 1. The length of the air inlet pipe 131 can be adjusted as required to control the rising height of the float 3, thereby controlling the water storage amount in the water saving tank 1. The longer the intake pipe 131 is, the smaller the water storage amount is, and the shorter the intake pipe 131 is, the larger the water storage amount is.

As a preferred embodiment, float guide rails 31 are provided on both sides between the air inlet 13 and the bottom of the water saving tank 1. T-shaped grooves 32 are arranged on two corresponding sides of the floating barrel 3, and the floating barrel 3 can slide up and down along the floating barrel guide rail 31 through the matching of the T-shaped grooves 32 and the floating barrel guide rail 31.

As a preferred embodiment, the top of the floating barrel 3 is provided with a mounting hole column 30, the water sealing sheet 4 is sleeved on the hole column 30, and the outer diameter of the hole column 30 is smaller than or equal to the inner diameter of the air inlet pipe 13, of course, the water sealing sheet 4 may be fixed on the floating barrel 3 in any other way, and the hole column 30 on the floating barrel 3 is not necessary, and the specific implementation manner is not limited.

In a preferred embodiment, the small water inlet holes 11 extend upward to form a spiral port connected to a water supply pipe, and extend downward to form an elongated pipe 111. The arrangement of the lengthened pipe 111 leads the water inlet process of the water-saving tank 1 to be more silent and has no noise.

By adopting the technical scheme, a fixed amount of water is stored in the water-saving tank 1 in an initial state, after the time delay valve 2 is opened, the water in the water-saving tank 1 flows out quickly to wash the urinal 5, meanwhile, the floating bucket 3 descends along with the water level, and the air inlet 13 at the upper end of the water-saving tank 1 is opened, so that the stored water is discharged quickly before the time delay valve 2 is closed until the stored water is discharged completely. While the water is drained, although the small water inlet hole 11 is also in water inlet, the time is short, the water inlet amount of the small water inlet hole 11 is small and can be ignored, so that the flushing water amount is fixed and is not influenced by the delay speed of the delay valve 2 or the water pressure in the water supply pipe.

After the water in the water-saving tank 1 is discharged, the delay valve 2 is closed, the small water inlet hole 11 of the water-saving tank starts to feed water until the water level rises to the point that the sealing gasket 4 blocks the air inlet hole 13 again, the water feeding stops, and the water-saving tank 1 returns to the initial state to wait for the next use.

According to the invention, the water-saving tank 1 is arranged at the front end of the delay valve 2, the water quantity of 0.5 liter is stored, and the water is discharged in the water-saving tank 1 immediately, so that the water flushing quantity can be ensured not to exceed 0.5 liter each time, the water discharge quantity is almost unchanged, and the water discharge precision is greatly ensured. Because the precision of displacement promotes, can wash under clean prerequisite, set up the volume of washing by water that is lower than national standard 0.5 liter, just so can reach the function of saving water more than the national standard.

Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any improvement of doing on technical scheme basis and equal replacement all fall into within the protection scope of the utility model.

Claims

1. A water-saving device for a urinal comprises a water-saving tank and a time-delay control valve and is characterized in that the water-saving tank is provided with a small water inlet hole, a water outlet hole and an air inlet hole, the small water inlet hole is communicated with a water supply pipe, the water outlet hole is externally connected with the time-delay control valve, a floating barrel is arranged in the water-saving tank, and a water sealing sheet is arranged between the floating barrel and the air inlet hole.

2. The urinal water-saving device according to claim 1, wherein the water-saving tank includes a tank cover and a water storage tank, and the tank cover and the water storage tank are locked and fixed.

3. The urinal water-saving device according to claim 1, wherein an air inlet pipe is provided below the air inlet hole in the water-saving tank.

4. The urinal water-saving device according to claim 1, wherein a float guide rail is provided between the air inlet hole and the bottom of the water-saving tank.

5. The urinal water-saving device according to claim 1, wherein the top of the float is provided with a mounting hole column, the water sealing sheet is sleeved on the hole column, and the outer diameter of the hole column is smaller than or equal to the inner diameter of the air inlet pipe.

6. The urinal water saving device of claim 1, wherein the small water inlet hole extends upward to form a spiral port connected to the water supply pipe and downward to form an extension pipe.