CN107234011A - Water-saving type water tap nozzle - Google Patents

Abstract

A water-saving faucet nozzle comprises a sleeve, an external pipe installed on the sleeve, and an atomizer installed between the sleeve and the external pipe, wherein the external pipe is screwed with an external faucet water outlet, the external pipe is provided with a water inlet hole, the atomizer comprises a water outlet tray, a rubber ring installed on the water outlet tray, and an atomizer head, the water outlet tray comprises a chassis and a guide column integrally connected to the middle of the chassis, the rubber ring is sleeved on the outside of the guide column, a water flow hole is provided on the chassis, the guide column is provided with an assembly groove extending inward, the atomizer head is installed in the assembly groove, and the bottom of the assembly groove further penetrates inward to form an atomizer port; when the sleeve is loosened, the water flow becomes a columnar shape and sprays out from the water flow hole on the chassis of the atomizer; when the sleeve is tightened, the water flow sprays out from the atomizer port in the form of atomization. The water of the present invention has both water spray column and spraying functions, saves water, is highly practical, and has a strong promotion significance.

Description

Water saving faucet nozzle

technical field

The invention relates to a faucet assembly, in particular to a water-saving faucet nozzle.

Background technique

As a water flow control device, the faucet plays a greater role in saving water. However, the existing faucets only have the function of water outlet. In order to achieve the effect of changing the water pressure, people often install nozzles on the outlet of the faucet to change the water outlet mode In the form of high-pressure water column, although the existing nozzles can change the water outlet mode, they still cannot play a good role in energy saving, and the existing nozzles are still relatively single in function, only having the function of water column outlet, which cannot satisfy consumers. actual needs.

Contents of the invention

Based on this, it is necessary to address the deficiencies in the prior art and provide a water-saving faucet nozzle with both water spray column and spray functions.

Technical scheme of the present invention is:

A water-saving faucet nozzle is installed at the outlet of the faucet to change the shape of water flow. The water-saving faucet nozzle includes a casing, an external connection pipe installed on the casing, and a mist installed between the casing and the external connection pipe. The atomizer, the external connecting pipe is screwed to the external faucet outlet, the external connecting pipe is provided with a water inlet hole, the atomizer includes a water outlet tray, an apron and an atomizing head installed on the water outlet tray, The water outlet tray includes a chassis and a diversion column integrally connected to the middle of the chassis, the rubber ring is sleeved on the outside of the diversion column, a number of water flow holes are provided on the chassis, and the diversion column is far away from the end surface of the chassis An assembly groove extending inward is provided, the groove bottom of the assembly groove has an inclined first installation surface, the atomization head is installed in the assembly groove, and the groove bottom of the assembly groove further penetrates inward to form an atomization port;

The atomizing head includes a top block and a water guide column connected to the bottom of the top block. Two or more cut surfaces are provided on the outside of the top block, and a second installation surface is provided at the bottom of the water guide column. The second Several water guide grooves are provided on the installation surface, a water inlet is formed between the cut surface on the top block and the inner side wall of the assembly groove, the first installation surface and the second installation surface are attached to each other, and the water guide column 232 A thin water inlet channel is formed between the outer surface of the tank and the inner wall of the assembly groove;

When the casing is loosened to separate the atomizer from the external pipe, the water flow hole of the atomizer is connected to the water inlet hole of the external pipe, and the water flow becomes columnar and sprays out from the water flow hole on the chassis of the atomizer; Tighten the bushing so that the ring seal on the atomizer fits closely with the outer tube, the water flow hole of the atomizer is isolated from the water inlet hole of the outer tube, and the water inlet hole of the outer tube is connected to the assembly groove of the atomizer. and the atomizing port are connected with each other, and the water pressure is in a high-pressure state. Under the action of the atomizing head, the water flows in from the water inlet, the water inlet channel and the assembly groove and sprays out from the atomizing port in the form of atomization.

Further, the water inlet hole includes a first diversion section and a second diversion section, the outer connecting pipe is provided with an internal thread on the hole wall of the second diversion section, and the water-saving faucet nozzle also includes a A filter, the filter is screwed to the second diversion section.

Further, the filter includes a main body and a filter screen installed on the main body, one end of the main body is provided with a water outlet groove extending inward, and the end of the outer surface of the main body near the opening of the water outlet is provided with an outer The outer surface of the main body is provided with a water outlet hole, the water outlet hole and the water outlet groove communicate with each other, and the filter screen is arranged around the outer side of the main body.

Further, the sleeve is set in a hollow tubular shape as a whole, and the two ends of the sleeve are respectively provided with a first opening and a second opening. The sleeve is divided into a limiting section and a screw joint section, and the first opening is located The end portion of the limiting section, the second opening is located at one end of the screwed section, the inner diameter of the limiting section is smaller than the inner diameter of the screwed section, the inner wall of the screwed section is provided with internal threads, and the outer connecting pipe includes a snap The positioning section and the first connecting section connected to the locking section, the outer surface of the locking section is provided with external threads, and the internal threads on the screw joint section are screwed together with the external threads of the locking section.

Further, the water flow holes are distributed around the guide column, a gap is provided on the outer surface of the chassis, and the limiting section is also provided with a limiting part at the first opening, the limiting part is arranged in a ring shape, and the atomizer Placed in the casing, the notch of the chassis is clamped on the limiting part.

Further, an installation groove is provided on the outer surface of the locking section, and the installation groove is arranged around the outer surface of the locking section. The nozzle of the water-saving faucet also includes an annular sealing ring, and the annular sealing ring is installed on the mounting surface. In the groove, the clamping section on the outer connecting pipe extends into the limiting section through the second opening on the casing, and the annular sealing ring on the external connecting pipe abuts against the inner side wall of the clamping section of the casing

Further, the end surface of the clamping section away from the first connecting section is provided with a clamping groove, and when the sleeve is tightened, the annular sealing ring on the atomizer is in close contact with the groove bottom wall of the clamping groove of the external tube.

Further, the end surface of the first connecting section away from the clamping section is provided with a drainage groove, and the groove side wall of the drainage groove gradually shrinks inward from the notch; the water inlet hole includes the first drainage section and the second drainage section. The diversion section, the first diversion section communicates with the diversion groove, the second diversion section communicates with the card slot, and the aperture of the first diversion section is smaller than the aperture of the second diversion hole.

Further, the number of the water guiding grooves is three, and the water guiding grooves are evenly distributed on the second installation surface.

Further, the outer surface of the sleeve is provided with ribs or more than one protrusion, and when two protrusions are provided on the outer surface of the sleeve, the two protrusions are arranged opposite to each other.

The beneficial effect of the water-saving faucet nozzle of the present invention is that: by setting a diversion column on the chassis of the atomizer, the diversion column is provided with an assembly groove and an atomization hole, and the annular seal on the atomizer is sealed by rotating the sleeve. The ring and the external connecting pipe are closely attached or separated from each other, so that the water inlet hole of the external connecting pipe is connected or isolated from the atomizing port of the atomizer, so that the water-saving faucet nozzle has the functions of spraying water column and spraying at the same time, effectively solving the problem. The traditional water-saving faucet nozzle has a single defect, and when the nozzle is switched to the spray function, while ensuring the cleaning effect, it can effectively save water consumption, the water-saving effect is obvious, environmental protection and energy saving, strong practicability, and has a strong Promote meaning.

Description of drawings

Fig. 1 is a structural schematic diagram of the water-saving faucet nozzle of the present invention.

Fig. 2 is an exploded view of the nozzle of the water-saving faucet shown in Fig. 1 .

FIG. 3 is a schematic structural view of a casing of a water-saving faucet nozzle as shown in FIG. 1 .

FIG. 4 is a schematic diagram of the structure shown in FIG. 1 when the casing of the nozzle of the water-saving faucet is assembled with the atomizer.

Fig. 5 is a schematic structural diagram of the atomizer shown in Fig. 4 .

FIG. 6 is a schematic structural view of the atomizing head of the atomizer shown in FIG. 5 .

Fig. 7 is a schematic structural view of the water outlet tray of the atomizer shown in Fig. 5 .

FIG. 8 is a schematic structural view of the main body of the filter shown in FIG. 5 .

FIG. 9 is a schematic structural view of the external connection pipe of the water-saving faucet nozzle shown in FIG. 1 .

10 to 12 are structural schematic diagrams of other three embodiments of the casing of the water-saving faucet nozzle of the present invention.

Fig. 13 is a schematic structural view of other embodiments of the external connecting pipe of the water-saving faucet nozzle of the present invention.

detailed description

In order to make the purpose, technical solution and advantages of the invention clearer, the invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the invention, not to limit the invention.

As shown in Figures 1 to 9, the present invention provides a water-saving faucet nozzle, which is installed at the outlet of the faucet to change the shape of the water flow, so that the water flow can be switched between the two forms of water column and water mist. The water-saving faucet nozzle includes a casing 10, an external connecting pipe 30 installed on the casing 10, an atomizer 20 installed between the casing 10 and the external connecting pipe 30, and a filter 40 installed in the external connecting pipe 30 , the external connecting pipe 30 is screwed to the external faucet outlet, and then the water-saving faucet nozzle and the faucet are fixed.

The sleeve 10 is arranged in a hollow tubular shape as a whole, and the two ends of the sleeve 10 are respectively provided with a first opening (not shown in the figure) and a second opening (not shown in the figure). In this embodiment, the outer surface of the sleeve 10 The side surfaces are arranged in a hexagonal distribution, and in other embodiments, the outer surfaces of the sleeve 10 may also be arranged in other types of regular polygons. The sleeve 10 includes a limiting section 11 and a threaded section 12, the first opening is provided at the end of the limiting section 11, the second opening is provided at one end of the threaded section 12, and the limiting section The inner diameter of 11 is smaller than the inner diameter of the threaded section 12, and the inner wall of the threaded section 12 is provided with an internal thread, and the limiting section 11 is also provided with a limiting part 13 at the first opening, and the limiting part 13 is arranged in a ring shape.

The outer connecting pipe 30 includes a clamping section 31 and a first connecting section 32 connected to the clamping section 31. The outer surface of the clamping section 31 is provided with a mounting groove (not shown in the figure), and the mounting groove surrounds the clamping position. The outer surface of the section 31 is provided. The water-saving faucet nozzle of the present invention also includes an annular sealing ring 33, the annular sealing ring 33 is installed in the installation groove, and one end surface of the locking section 31 is provided with a locking groove 311 . The outer surfaces of the locking section 31 and the first connecting section 32 are provided with external threads, and the outer surface of the first connecting section 32 is also provided with an annular bump 34 on the side of the locking section 31, which is convenient for use. installed.

The end surface of the first connecting section 32 away from the locking section 31 is provided with a drainage groove 321 , and the groove sidewall of the drainage groove 321 gradually shrinks inward from the notch. The bottom wall of the drainage groove 321 is provided with a water inlet hole 35, the water inlet hole 35 includes a first diversion section 351 and a second diversion section 352, the first diversion section 351 communicates with the drainage groove 321, The second guide section 352 communicates with the draw-in groove 311, and the aperture of the first guide section 351 is smaller than the aperture of the second guide section 352. internal thread, the filter 40 is screwed to the second guide section 352 .

The filter 40 includes a main body 41 and a filter screen 42 mounted on the main body 41. One end of the main body 41 is provided with an inwardly extending water outlet groove 411, and the outer surface of the main body 41 is opened against the water outlet groove 411. An external thread is provided at one end of the main body part 41, and a water outlet hole 412 is provided on the outer surface of the main body part 41, and the water outlet hole 412 communicates with the water outlet groove 411, and the filter screen 42 is arranged around the outer side of the main body part 41 in a ring shape.

The atomizer 20 includes a water outlet tray 21, a rubber ring 22 installed on the water outlet tray 21, and an atomizing head 23. The water outlet tray 21 includes a chassis 211 and a guide post 212 integrally connected to the middle of the chassis 211. , the rubber ring 22 is sleeved on the outside of the guide post 212, the chassis 211 is provided with a number of water flow holes 213, the water flow holes 213 are distributed around the guide post 212, and the outer surface of the chassis 211 is provided with a gap 216, so The end surface of the deflector column 212 away from the chassis 211 is provided with an assembly groove 214 extending inward, and the bottom wall of the assembly groove 214 gradually shrinks inward to form an inclined first installation surface 216. The atomizing head 23 is installed It is arranged in the assembly groove 214 , and the middle part of the bottom of the assembly groove 214 further penetrates inwards to form an atomization port 215 .

The atomizing head 23 includes a top block 231 and a water guide column 232 connected to the bottom of the top block 231. The cross-sectional area of the top block 231 is larger than the cross-sectional area of the water guide column 232. The outside of the top block 231 is provided with two or More than two cut surfaces 233, the bottom end of the water guide column 232 gradually shrinks along the central axis of the water guide column 232, forming an inclined second installation surface 234, corresponding to the first installation surface 216, the first installation surface 234 of the water guide column 232 Several water guiding grooves 235 are provided on the second installation surface 234 , and the water guiding grooves 235 vertically run through the entire second installation surface 234 . In this embodiment, the number of the water guide grooves 235 is three, and the water guide grooves 235 are evenly distributed on the second installation surface 234 . A water inlet 50 is formed between the cut surface 233 on the top block 231 and the inner side wall of the assembly groove 214, the first installation surface 216 and the second installation surface 234 are attached to each other, and the outer surface of the water guide column 232 is in contact with the A water inlet channel (not shown) with fine gaps is formed between the inner side walls of the assembling groove 214 .

When assembling, the atomizer 20 is placed in the casing 10, the notch 216 of the chassis 211 is clamped on the limiting part 13, and the external thread on the main body part 41 of the filter 40 is connected with the second connecting pipe 30. The external threads of the two guide sections 352 are screwed together. The external thread on the first connecting section 32 of the external connecting pipe 30 is threadedly connected with the external thread on the threaded section 12 on the casing 10 , and the locking section 31 on the external connecting pipe 30 is connected to the second connecting section 31 on the casing 10 . The opening protrudes into the limiting section 11 , and the annular sealing ring 33 on the outer connecting pipe 30 abuts against the inner side wall of the locking section 31 of the casing 10 . Finally, the water-saving faucet nozzle is fixed on the water outlet of the faucet, the water outlet on the water faucet is provided with an internal thread, and the external thread of the first connecting section 32 of the external connecting pipe 30 is screwed into the external thread of the water outlet of the faucet, and then the The spout is fixed to the faucet.

When in use, turn on the faucet switch, and tap water enters the sleeve pipe 10 from the first diversion section 351 of the external connection pipe 30, the filter screen 42 of the filter 40, the water outlet hole 412, and the water outlet groove 411. When the sleeve pipe 10 is loosened, the atomizer When 20 is separated from the external pipe 30, the water flow hole 213 of the atomizer 20 is connected with the water inlet hole 35 of the external pipe 30, and the water flow becomes columnar and sprays out from the water flow hole 213 on the chassis 211 of the atomizer 20; otherwise , when the casing 10 is tightened, the annular sealing ring 33 on the atomizer 20 is closely attached to the bottom wall of the groove 311 of the external pipe 30, and the water flow hole 213 of the atomizer 20 and the water inlet hole of the external pipe 30 35 are isolated from each other, the water inlet 35 of the external connection pipe 30 communicates with the assembly groove 214 and the atomization port 215 of the atomizer 20, the water flow enters from the water inlet 50, the water inlet channel, and the water guide groove 235, and the water pressure is in a high pressure state. Under the action of the diversion groove 235 , the water flow rotates at a high speed and sprays out from the atomizing port 215 in the form of atomization.

It can be understood that in this embodiment, the external thread of the external connecting pipe 30 is used to cooperate with the internal and external thread of the faucet. In other embodiments (as shown in FIG. Internal threads, external threads are provided at the water outlet of the faucet, and the internal threads of the external connecting pipe 30 are used to cooperate with the external threads of the faucet.

In addition, in this embodiment, the outer surface of the sleeve 10 is arranged in a regular polygonal shape. In other embodiments, the sleeves 10a, 10b, and 10c can also be arranged in a ring shape, for the convenience of rotating the sleeve 10. , the outer surface of the sleeve 10 can also be provided with strip-shaped ribs 14 (as shown in Figure 10), one or more protrusions 15b, 15c (as shown in Figures 11 and 12), when the sleeve 10 When two convex portions 15c are provided on the outer surface, the two convex portions 15c are arranged opposite to each other.

The beneficial effect of the water-saving faucet nozzle of the present invention is that: by setting a diversion column 212 on the chassis 211 of the atomizer 20, the diversion column 212 is provided with an assembly groove 214 and an atomization hole, and by rotating the sleeve 10, the mist The annular sealing ring 33 on the nebulizer 20 is closely attached to or separated from the external pipe 30, so that the water inlet 35 of the external pipe 30 is connected to or isolated from the atomizing port 215 of the nebulizer 20, so that the water-saving faucet nozzle At the same time, it has the functions of water spray column and spray, which effectively solves the defect of the single function of the traditional water-saving faucet nozzle, and when the nozzle is switched to the spray function, it can effectively save water while ensuring the cleaning effect, and the water-saving effect is obvious. , environmental protection and energy saving, strong practicability, and strong promotional significance.

The above-mentioned embodiments only express several implementation modes of the invention, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the invention. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the invention, and these all belong to the protection scope of the invention. Therefore, the scope of protection of the invention patent shall be subject to the appended claims.

Claims (10)

1. a kind of save-water faucet nozzle, is installed in tap outlet, for changing flow shape, it is characterised in that water saving Type ozzle for tap includes sleeve pipe, is installed in extension tube attached on sleeve pipe, the atomizer being installed between sleeve pipe and extension tube attached, described outer Take over and be spirally connected with outside faucet outlet, the extension tube attached is provided with inlet opening, the atomizer includes water tray and dress Cushion rubber, atomising head on water tray, the water tray include chassis and the water conservancy diversion being connected to being integrally formed in the middle part of chassis Post, the cushion rubber is sheathed on the outside of diversion column, and the chassis is provided with some water flow holes, end of the diversion column away from chassis Face is provided with the assembling grove extended internally, and inclined first mounting surface of bottom land of the assembling grove, the atomising head is installed in assembling In groove, the bottom land of assembling grove further inwardly runs through, and forms atomization mouth；

The atomising head includes jacking block and is connected to jacking block bottom water guide post, provided with two or more on the outside of the jacking block Tangent plane, the water guide post bottom is provided with the second mounting surface, and second mounting surface is provided with several guiding gutters, the jacking block Tangent plane and assembling grove madial wall between form a water inlet, first mounting surface and the second mounting surface are bonded to each other, institute State and thin intake tunnel is formed between the lateral surface of water guide post and the madial wall of assembling grove；

When release sleeve pipe makes atomizer be separated with extension tube attached, the water flow hole of atomizer is connected with the inlet opening of extension tube attached, water Stream becomes columnar shape and sprayed from the water flow hole on the chassis of atomizer；When screwing sleeve pipe, make the O-ring seal on atomizer It is brought into close contact with extension tube attached, the water flow hole of atomizer and the inlet opening of extension tube attached are mutually isolated, the inlet opening of extension tube attached and atomization The assembling grove of device and atomization mouth are interconnected, and hydraulic pressure is in high pressure conditions, in the presence of atomising head, and current are from water inlet, water inlet Passage and assembling grove are flowed into and sprayed in the form of atomization from atomization mouth.

2. save-water faucet nozzle as claimed in claim 1, it is characterised in that：The inlet opening include the first diversion section and Second diversion section, the extension tube attached is provided with internal thread in the hole wall of the second diversion section, and the save-water faucet nozzle is also wrapped A filter is included, the filter is spirally connected with the second diversion section.

3. save-water faucet nozzle as claimed in claim 2, it is characterised in that：The filter includes main part and installing In the filter screen on main part, described main part one end is provided with the effluent trough extended internally, and the main part lateral surface leans on effluent trough One end of opening is provided with external screw thread, and the lateral surface of the main part is provided with apopore, and the apopore is interconnected with effluent trough, The filter screen is enclosed located at the outside of main part.

4. save-water faucet nozzle as claimed in claim 1, it is characterised in that：Described sleeve pipe is integrally set in hollow tubulose Put, sleeve pipe two ends are respectively equipped with the first opening, the second opening, described sleeve pipe is divided into spacing section and the section that is spirally connected, first opening Located at spacing section of end, second opening is less than the interior of section that be spirally connected located at the one end for the section that is spirally connected, described spacing section of internal diameter Footpath, section madial wall that is spirally connected is provided with internal thread, and the extension tube attached includes screens section and is connected to the first linkage section of screens section, described The external screw thread cooperation that the lateral surface of screens section is provided with internal thread and screens section in external screw thread, the section that is spirally connected is spirally connected.

5. save-water faucet nozzle as claimed in claim 4, it is characterised in that：The water flow hole is distributed around diversion column, Chassis lateral surface is provided with a breach, and described spacing section is additionally provided with limiting section at the first opening, and the limiting section is set in a ring, The atomizer is positioned in sleeve pipe, and the breach on chassis is arranged on limiting section.

6. save-water faucet nozzle as claimed in claim 5, it is characterised in that：The lateral surface of the screens section is provided with installation Groove, the mounting groove is set around the lateral surface of screens section, and save-water faucet nozzle also includes an O-ring seal, the ring Shape sealing ring is installed in mounting groove, and the screens section in the extension tube attached is extend into spacing section in the second opening on sleeve pipe, O-ring seal in extension tube attached is supported on the madial wall of screens section of sleeve pipe.

7. save-water faucet nozzle as claimed in claim 5, it is characterised in that：Remote first linkage section of screens section End face is provided with neck, and when screwing sleeve pipe, the groove bottom wall of the neck of O-ring seal and extension tube attached on atomizer is brought into close contact.

8. save-water faucet nozzle as claimed in claim 5, it is characterised in that：First linkage section is away from screens section End face is provided with drainage trough, and the groove sidewall of the drainage trough is inwardly gradually tapered up from notch；The inlet opening includes the first diversion section With the second diversion section, first diversion section is connected with drainage trough, and the second diversion section is connected with neck, and the first water conservancy diversion The aperture of section is less than the aperture of the second pod apertures.

9. ozzle for tap as claimed in claim 1, it is characterised in that：The quantity of the guiding gutter is three, the water guide Groove is evenly distributed on the second mounting surface.

10. save-water faucet nozzle as claimed in claim 1, it is characterised in that：The lateral surface of described sleeve pipe is provided with rib Or more than one convex portion, when the lateral surface of sleeve pipe is provided with two convex portions, two convex portions are in be oppositely arranged.