TWM496703U - Anti-backflow water saving device - Google Patents

Description

Reverse water saving device

This creation counteracts the water-saving device, which is mainly applied to the back-stop technology of the kitchen platoon's stretchable faucet to prevent the backflow of dirty water.

Press, the traditional kitchen counter uses a stretchable faucet to clean the dishes and fruits, and the water in the sink makes the stretchable faucet stretch into the sink, and the dirty water is easy to return to the inner tube of the stretchable faucet. Among them, there are problems and shortcomings that have yet to be solved.

Moreover, Taiwan has a steep terrain and a short river, and the rainfall is concentrated in spring and summer, and the water could not be retained. The population growth and economic development in Taiwan, coupled with the rapid increase in industrial and aquaculture water, have often presented a crisis of insufficient water use in recent years. Whether it is sinking wells, or building water reservoirs, rivers and other water storage methods, it will never catch up with the rapid growth of water consumption. Therefore, the government must fully promote water conservation and improve water efficiency and efficiency. For example, the throttling structure is designed at the outlet of the water outlet to achieve the purpose of saving water.

The creator is currently engaged in the manufacture and design of related products, and has accumulated many years of practical experience and experience. When cleaning the dishes and fruits in the traditional kitchen flow table, the dirty water in the water tank is easily returned to the inner tube of the stretchable faucet. In the middle and with the waste of water, the existing problems and lacks, and actively invest in the spirit of innovation and improvement, completed the anti-water saving device.

New technical solutions to solve problems and the efficacy of prior art The utility model is characterized in that: the inner tube of the stretchable faucet is locked by a locking component, and the water-saving device is composed of a backstop elastic component, a water outlet head and a water outlet flap. The water discharge head is provided with a water-receiving space for accommodating the back-retaining elastic member, and a hollow sleeve is disposed at the center of the back-stop elastic member, and the center of the water outlet and the water discharge block is The first and second positioning protrusions are arranged to allow the sleeve of the backrest elastic element to be sleeved in the first and second positioning protrusions of the water outlet head and the water outlet flap, wherein the backrest elastic element is The deformable elastic material is provided with a bowl-shaped sealing portion, and the bottom surface of the water outlet block and the water outlet flap are provided with a plurality of halved first and second water outlet holes, and the reverse elastic element The outer diameter of the sealing portion is smaller than the first water outlet hole of the water outlet head, but larger than the second water outlet hole of the water outlet flap, and a positioning snap ring is disposed on the periphery of the sealing portion of the backstop elastic element, and the water outlet head corresponds to the water outlet block. Providing first and second positioning grooves at the positioning snap ring, when When the flow is out of water, the sealing portion of the anti-relay element can cover the three-quarters of the first water outlet of the water head on the reverse side, and is positioned in the first positioning groove by the positioning snap ring, thereby reducing the first water outlet hole. Three-quarters of the flow rate, when the atmospheric pressure in the water-removable faucet tube is not equal to the outside pressure outside the tube, the pressure inside the tube will be within the circumference of the sealing portion of the anti-retaining element and the second outlet hole of the water-discharging piece The surface is adsorbed and sealed, and the positioning snap ring is positioned in the second positioning groove to prevent the dirty water in the kitchen fluid flow trough from flowing back to the inner tube of the stretchable faucet; the improvement in efficiency is the main purpose The winner.

1‧‧‧Stretchable faucet

2‧‧‧Locking components

3‧‧‧Inside

10‧‧‧Backstop elastic element

11‧‧‧ bushing

12‧‧‧ Sealing Department

13‧‧‧ Positioning snap ring

14‧‧‧ rib

20‧‧‧Water head

21‧‧‧First positioning convex

22‧‧‧First water outlet

23‧‧‧First positioning groove

24 ‧ ‧ inner edge

30‧‧‧Water outlet

31‧‧‧Second positioning convex

32‧‧‧Second outlet

33‧‧‧Second positioning groove

The first picture: a partial cross-sectional view of the three-dimensional combination of the creation.

The second picture is a three-dimensional decomposition diagram of the creation.

The third picture: the three-dimensional decomposition diagram 2 of this creation.

The fourth picture: a schematic diagram of the cross-section of the creation.

Figure 5: This is a schematic diagram of the state of the stretchable faucet used in the kitchen counter.

Figure 6: Schematic diagram of the state of the water produced by the author.

Figure 7: is a schematic view of the C-C section of the sixth figure.

Figure 8: Schematic diagram of the state of water saving when the amount of water produced by the present invention is excessive.

Figure IX: is a schematic view of the H-H section of the eighth figure.

The tenth figure is a schematic diagram of the state in which the dirty water is not easily reflowed when the elastic element is adsorbed.

In order to make it easier for those who are familiar with the art to understand the structure of the creation and the functional benefits that can be achieved, a specific embodiment will be listed, and the detailed description will be given as follows: a reverse water saving device Please refer to the first figure: a partial cross-sectional view of the three-dimensional combination of the creation. And the second and third figures: the three-dimensional decomposition diagrams of the creation of the first and second. And the fourth picture shows: a schematic diagram of the cross-section of the creation. The utility model mainly comprises: a backrest elastic element 10, a water outlet head 20 and a water outlet flap 30; wherein: the backstop elastic element 10 is made of a deformable silicone material, and the center of the backrest elastic element 10 is below An airtight sleeve 11 is provided. The backrest elastic member 10 is provided with a bowl-shaped sealing portion 12 with an opening facing upward. A circumferential portion of the sealing portion 12 is provided with a positioning snap ring 13 at the circumference of the bottom surface of the sealing portion 12. A plurality of circular protrusion ribs 14 are provided; the water discharge head 20 is made of a plastic steel material, and the water discharge head 20 is provided with a water-receiving space for accommodating the above-mentioned back-stop elastic member 10, the water outlet A cylindrical first positioning protrusion 21 is disposed at a center of the bottom surface of the head 20, and the first positioning protrusion 21 is provided. The outer diameter of the sleeve 11 is equivalent to the inner diameter of the sleeve 11 of the backrest elastic member 10, so that the sleeve 11 of the backrest elastic member 10 can be sleeved and fixed in the first positioning convex portion 21 of the water discharge head 20, and the water outlet head A plurality of first water outlet holes 22 arranged in a radial shape are disposed between the inner edge of the first positioning protrusion and the outer edge of the first positioning protrusion 21, and the length of the first water outlet hole 22 is larger than the outer diameter of the sealing portion 12 of the backing elastic element. The top surface of the first water outlet hole 22 is matched with the bowl-shaped sealing portion 12 of the back-stop elastic member 10, and the first water outlet hole 12 has a wide inner edge and a narrow outer edge. And a fan shape, the bottom surface of the water outlet head 20 is provided with a first positioning groove 23 corresponding to the positioning snap ring 13 of the backrest elastic member 10, and the sealing portion 12 of the backrest elastic member 10 when a large flow of water is discharged. The three-thirds of the first water outlet hole 22 can be shielded on the reverse side, and the positioning snap ring 13 of the back-stop elastic member 20 is positioned in the first positioning groove 23 of the water discharge head 20, thereby reducing the first water outlet hole 22 The flow rate of three is to save water and save water. The inner wall of the top of the water head 20 is provided with a a step edge 24, the inner edge 24 is configured to cover and fix a water discharge piece 30; the water discharge piece 30 is made of a plastic steel material, and a bottom of the bottom surface of the water discharge piece 30 is provided with a cylindrical second Positioning the convex portion 31, the outer diameter of the second positioning convex portion 31 is equivalent to the inner diameter of the sleeve 11 of the backrest elastic member 10, so that the sleeve 11 of the backrest elastic member 10 can be sleeved and fixed to the water outlet flap In the second positioning protrusion 31 of the 30, the water outlet piece 30 is provided with a plurality of second water discharge holes 32 arranged in a radial shape, and the length of the second water discharge hole 32 is smaller than the outer diameter of the sealing portion 12 of the above-mentioned back-stop elastic element. The bottom surface of the second water outlet 32 is matched with the bowl-shaped sealing portion 12 of the back-retaining elastic member 10, and is formed in an upwardly upward floating shape, and the second water outlet 32 has a wider inner edge and a narrow outer edge. In a fan shape, the bottom surface of the water discharge block 30 is provided with a second positioning corresponding to the positioning snap ring 13 of the backrest elastic member 10. The groove 33, when the atmospheric pressure in the tube of the stretchable faucet 1 is not equal to the outside pressure of the tube, the pressure in the tube will adsorb and seal the sealing portion 22 of the backstop elastic member 20 and the second water outlet hole 32, and utilize the reverse The positioning snap ring 13 of the elastic member 20 is positioned in the second positioning groove 33 of the water discharge flap 30 to prevent the dirty water in the kitchen flow tube slot from flowing back into the interior of the stretchable faucet 1, the water discharge flap 30 The outer diameter is equivalent to the inner diameter of the inner edge 24 of the water discharge head 20, thereby being attached to the inner edge 24 of the water discharge head 20.

The creation of the above-mentioned various component structures is to provide a reverse water-saving device, in practical application: please refer to the fifth figure: the original creation is used in the kitchen flow table. Schematic diagram of the state of the stretch faucet. As shown in the sixth figure, it is a schematic diagram of the state when the water volume of the creation is normal. And the seventh figure: is a schematic view of the C-C section of the sixth figure. When the flow rate is normal, the sealing portion 12 of the anti-retaining elastic member 10 can be opened, so that water can flow from the second water outlet hole 32 of the water discharge flap 30 into the water-receiving space inside the water-out head 20, and then from the periphery of the circumference. The first water outlet 15 and the stretchable faucet 1 flow out to achieve the purpose of water discharge.

Please refer to the eighth figure: it is a schematic diagram of the state of water saving when the water output is excessive. And the ninth figure: is a schematic view of the H-H section of the eighth figure. When the water flows out at a large flow rate, the sealing portion 12 of the back-stop elastic member 10 can cover the three-quarters of the first water-discharging hole 22 on the reverse side, and the positioning snap ring 13 of the back-stop elastic member 10 is positioned on the water-ejection head 20 In the first positioning groove 23, the flow rate of three-quarters of the first water outlet hole 22 is reduced, thereby achieving the purpose of throttling and water saving.

Please refer to the tenth figure: This is a schematic diagram of the state in which the dirty water is not easily reflowed when the elastic element is adsorbed. When the water is not normally discharged, the sealing portion 12 of the backrest elastic member 10, When the atmospheric pressure in the tube of the stretchable faucet 1 is not equal to the outside pressure outside the tube, the pressure in the tube will adsorb and seal the sealing portion 12 of the backstop elastic member 10 and the circumferential inner surface of the second water outlet hole 32 of the water discharge gasket 30. At the same time, the positioning snap ring 13 of the backrest elastic member 10 is positioned in the second positioning groove 33 of the water discharge gasket 30, so as to prevent the dirty water in the kitchen flow tube slot from flowing back to the stretchable faucet 1. The purpose of the inner tube 3.

Based on the above findings, this creation department provides a counter-supplied water-saving device. After the actual production of the creator and the repeated operation test, it is confirmed that the functional benefits expected by the creation can be achieved, and at the same time, there is no The first creation of the knowledge has industrial use value, and it has already met the establishment of the new patent's practicality and progress. According to the provisions of the Patent Law, it has applied for a new patent to the bureau.

10‧‧‧Backstop elastic element

11‧‧‧ bushing

12‧‧‧ Sealing Department

13‧‧‧ Positioning snap ring

20‧‧‧Water head

21‧‧‧First positioning convex

22‧‧‧First water outlet

23‧‧‧First positioning groove

24 ‧ ‧ inner edge

30‧‧‧Water outlet

31‧‧‧Second positioning convex

32‧‧‧Second outlet

Claims (5)

The utility model relates to a water-repellent device, comprising: a back-stop elastic element, a water outlet head and a water outlet flap; wherein: the back-stop elastic element is made of a deformable material, and the center of the back-stop elastic element is An airtight sleeve is disposed, the backrest elastic member is provided with a bowl-shaped sealing portion with an opening upward, and a positioning snap ring is disposed at a periphery of the sealing portion; the water receiving head is provided with a water-receiving space as The first anti-relay element is disposed, and a first positioning convex portion is disposed at a center of the bottom surface of the water discharge head, and an outer diameter of the first positioning convex portion is equal to an inner diameter of the sleeve of the back-retaining elastic member, so that the reverse The sleeve of the elastic member may be sleeved in the first positioning protrusion of the water outlet head, and the first water outlet of the radial arrangement is arranged between the inner edge of the water outlet head and the outer edge of the first positioning protrusion The length of the first water outlet hole is larger than the outer diameter of the sealing portion of the backstop elastic element, and the top surface of the first water outlet hole is matched with the bowl-shaped sealing portion of the back-retaining elastic element to form an opening-shaped floating shape. The bottom surface of the water outlet corresponds to the above-mentioned backstop A first positioning groove is disposed at the positioning snap ring of the sexual component. When a large flow of water is discharged, the sealing portion of the backrest elastic component can cover the first water outlet hole on the reverse side, and the positioning collar is positioned in the first positioning groove. In the tank, the flow of the first water outlet hole is reduced, and the inner wall of the top of the water outlet head is provided with an inner step edge, and the inner step edge is configured to cover and fix a water discharge block; the bottom of the water outlet block has a first a positioning protrusion, the outer diameter of the second positioning protrusion is equivalent to the inner diameter of the sleeve of the backrest elastic element, so that the sleeve of the backrest elastic element can be sleeved on the second positioning protrusion of the water outlet piece The water outlet flap is provided with a plurality of second water outlet holes arranged in a radial shape, the length of the second water outlet hole is smaller than the outer diameter of the sealing portion of the backstop elastic element, and the bottom surface of the second water outlet hole is matched with the backstop elasticity The bowl-shaped seal of the component is formed as an opening An upwardly embossed shape, the bottom surface of the water discharge baffle is provided with a second positioning groove corresponding to the positioning snap ring of the backrest elastic element, when the atmospheric pressure in the stretchable faucet pipe and the outside of the pipe is not equal, The pressure in the tube adsorbs and seals the sealing portion of the anti-relay element and the second water outlet hole, and is positioned in the second positioning groove by the positioning snap ring to prevent the dirty water in the kitchen flow cell slot from flowing back to the stretchable state. The inner tube of the faucet has an outer diameter corresponding to the inner diameter of the inner step edge of the water outlet head, thereby covering and fixing the inner edge of the water outlet head. The anti-water saving device according to claim 1, wherein the back-stop elastic member is made of a silicone material. The anti-water saving device according to claim 1, wherein the water outlet and the water outlet are made of plastic steel. The anti-water saving device according to claim 1, wherein the back-stop elastic member is provided with a plurality of circular ribs at a circumference of a bottom surface of the sealing portion. The anti-water saving device according to claim 1, wherein the first and second water outlet holes of the water outlet block are wider and have a narrow outer edge and a fan shape.