Foam shower head

Abstract

The utility model provides a foam shower head which comprises a switching valve assembly, a handle and a body, a water inlet channel is arranged in the handle, and a first water outlet channel, a second water outlet channel and a containing cavity used for storing bath foam are arranged in the body. The switching valve assembly can enable the water inlet channel to be selectively communicated with the first water outlet channel and the second water outlet channel, the second water outlet channel comprises a Venturi tube section, the Venturi tube section is provided with a negative pressure channel, the containing cavity is provided with a first through hole and a second through hole, the first through hole is communicated with the negative pressure channel, and the second through hole is communicated with the negative pressure channel. The second through hole is communicated with outside air or the second water outlet channel, so that when the water inlet channel is communicated with the second water outlet channel, liquid in the containing cavity can be sucked into the Venturi tube section through the first through hole under the negative pressure effect to be mixed with water flow and then flow out. According to the foam shower head, bath foam water can be automatically sprayed by switching the water outlet channels, and operation is easy and convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of shower, specifically, relates to a foam shower. BACKGROUND

[0002] For the convenience of shower, there are many shower heads that can mix shower gel on the market at present, such as the shower disclosed in patent CN211756082U, which comprises a body, the body includes a spray head and a handle connected on one side of the spray head, a first cavity capable of storing cleaning liquid is arranged in the spray head, a water outlet switch capable of closing or communicating with the main water pipe is arranged on the body, a pressing part capable of making the cleaning liquid in the first cavity extrude from the water spraying end through the communication port is arranged on the body, and the cleaning liquid can be stored in the spray head, and the cleaning liquid can be sprayed from the water spraying end of the spray head by pressing, and the water can be turned on or off by rotating the switch knob on one side of the spray head shell. When it is necessary to continuously spray cleaning liquid on the whole body, the pressing part needs to be pressed by hand all the time, and when the shower is held in hand for showering, the other hand needs to be used for extrusion, which is inconvenient to operate and makes the user experience poor.

[0003] Therefore, the applicant specifically proposes the present application after studying the existing technology. CONTENT OF THE UTILITY MODEL

[0004] The utility model provides a kind of foam shower, it is at least one of the above technical problems is improved.

[0005] To solve the above technical problems, the utility model provides a kind of foam shower, including switching valve assembly, the handle and the body that are connected, water inlet is arranged in the handle, first water outlet, second water outlet and the cavity for storing bath liquid are arranged in the body, the switching valve assembly is arranged in the water inlet end of the body, it can make the water inlet selectively communicate with the first water outlet and the second water outlet, the second water outlet includes Venturi tube section, the Venturi tube section has negative pressure channel, the cavity is provided with first through-hole and second through-hole, the first through-hole communicates with the negative pressure channel, the second through-hole communicates with ambient air or the second water outlet of the front end of the negative pressure channel, so that when the water inlet communicates with the second water outlet, liquid in the cavity can be sucked into the Venturi tube section and mixed with water flow under the action of negative pressure and then flow out through the first through-hole.

[0006] As a further optimization, the body is connected with a water outlet panel assembly, the water outlet panel assembly comprises a water distribution disc, a shower water outlet panel and a foam water outlet assembly connected in the shower water outlet panel, the water distribution disc is provided with a first water inlet and a second water inlet, the shower water outlet panel is communicated with the water outlet end of the first water channel through the first water inlet of the water distribution disc, and the foam water outlet assembly is communicated with the water outlet end of the second water channel through the second water inlet of the water distribution disc.

[0007] As a further optimization, the foam water outlet assembly comprises a water outlet net, a plurality of steel nets and a gasket, the plurality of steel nets are arranged in the water outlet net in sequence along the axial direction, and the adjacent two steel nets are separated by the gasket.

[0008] As a further optimization, the shower water outlet panel is connected with a silica gel water outlet nozzle.

[0009] As a further optimization, the switching valve assembly comprises a switching valve core and a knob, the knob is rotationally connected to the body, the switching valve core is provided with a first sliding groove and a lever, the body is provided with a second sliding groove matched with the first sliding groove, and the lever penetrates through the first sliding groove and the second sliding groove and is connected with the knob, so that when the knob is rotated, the lever can be driven to slide along the sliding groove to realize water channel switching.

[0010] As a further optimization, the second through hole is arranged on the side of the accommodating cavity close to the handle, the body is provided with an air channel, the body is provided with a third through hole at the connection position of the knob, the air channel is communicated with the second through hole and the third through hole at two ends respectively, and the knob can control the closing of the third through hole when being rotated.

[0011] As a further optimization, the knob is rotationally connected to the body through the wear-resistant rings arranged at two ends of the inner side of the knob.

[0012] As a further optimization, the accommodating cavity comprises a cavity body and a sealing cover, the cavity body is provided with a liquid adding opening, and the sealing cover is connected to the liquid adding opening.

[0013] As a further optimization, a sealing ring is arranged between the liquid adding opening and the sealing cover.

[0014] As a further optimization, the second through hole is arranged on the sealing cover, and a sealing plug is movably arranged on the second through hole.

[0015] By adopting the above technical scheme, the following technical effects can be achieved:

[0016] The foam shower of the present application, by constructing a Venturi tube section on the first water outlet, the Venturi tube section can form a negative pressure channel, a first through hole and a second through hole are opened in the cavity storing the shower gel, the first through hole and the negative pressure channel are communicated, the second through hole is communicated with the outside atmosphere or the second channel upstream of the negative pressure channel, so that when the water inlet and the second water outlet are communicated, the shower gel in the cavity can be sucked into the Venturi tube section under the action of negative pressure, and then flow out after mixing with the water flow. Therefore, when it is needed to spray the shower gel, only the second water outlet needs to be switched to automatically spray the shower gel, without the need for manual continuous squeezing, simple and convenient operation, and the user experience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows, and it should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 is a disassembled structural schematic view of a foam shower of the present application;

[0019] Figure 2 is a cross-sectional view and a second water outlet water path schematic view of the first embodiment of the present application;

[0020] Figure 3 is a cross-sectional view of the second embodiment of the present application;

[0021] Figure 4 is Figure 3 is a local enlarged view of A in FIG. 8;

[0022] Figure 5 is a cross-sectional view and a second water outlet water path schematic view of the third embodiment of the present application;

[0023] Figure 6 is a local enlarged view of the sealing cover of the third embodiment of the present application;

[0024] Figure 7 is a first water outlet water path schematic view of a foam shower of the present application;

[0025] Marked in the figure: 1-handle; 11-water inlet channel; 2-body; 21-first water outlet channel; 22-second water outlet channel; 221-Venturi tube section; 23-cavity; 231-first through hole; 232-second through hole; 233-cavity; 234-sealing cover; 235-sealing ring; 24-air channel; 25-third through hole; 26-water channel connecting block; 3-switching valve; 31-switching valve core; 32-knob; 33-first sliding groove; 34-pole; 35-second sliding groove; 36-wear-resistant ring; 41-water distribution disc; 411-first water inlet; 412-second water inlet; 42-shower water outlet panel; 421-silica gel water outlet nozzle; 43-water outlet net; 44-steel net; 45-gasket. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0027] EMBODIMENT

[0028] By Figure 1 , Figure 3 , Figures 5 to 7As shown, the utility model embodiment provides a kind of foam shower, including switching valve assembly 3, handle 1 and body 2, handle 1 is equipped with water inlet channel 11, body 2 is connected in the water outlet end of handle 1, body 2 is equipped with first water outlet channel 21, second water outlet channel 22 and the cavity 23 for storing bath liquid, switching valve assembly 3 is equipped in the water inlet end of body 2, it can make water inlet channel 11 alternatively with first water outlet channel 21 and second water outlet channel 22 communication, second water outlet channel 22 includes Venturi tube section 221, water flow when flowing through Venturi tube section, will produce pressure difference, therefore, Venturi tube section 24 can form a section of negative pressure passage;Cavity 23 is equipped with first through hole 231 and second through hole 232, first through hole 231 is communicated with the negative pressure passage of Venturi tube section 24, second through hole 232 can be communicated with ambient air, to make when water inlet channel 11 is communicated with second water outlet channel 22, bath liquid in cavity 23 can be in negative pressure effect by first through hole 231 be inhaled into Venturi tube section 24 and water flow is mixed after flowing out.

[0029] Referring to Figure 2 As shown, in another embodiment, second through hole 232 is communicated with the second water outlet channel 22 of negative pressure passage front end, when water inlet channel 11 is communicated with second water outlet channel 22, second through hole 232 can make part of water flow enter cavity 23, and mixed liquid can be in negative pressure effect by first through hole 231 be inhaled into Venturi tube section 24, and water flow is mixed again.

[0030] In the application, by setting Venturi tube section 221 on second water outlet channel 22, using the working principle that fluid will produce pressure difference in Venturi tube, liquid in cavity 23 can be adsorbed into Venturi tube section 221, and water flow is mixed after flowing out, to realize automatic spraying bath liquid, user only needs to switch water outlet channel, can realize shower water or bath liquid water, need not other operation again, convenient to use.

[0031] Referring to Figure 1 And Figure 7As shown, the body 2 is connected with a water outlet panel assembly, the water outlet panel assembly includes a water distribution disc 41, a shower water outlet panel 42 and a foam water outlet assembly connected in the shower water outlet panel 42, the water distribution disc 41 is provided with a first water inlet 411 and a second water inlet 412, the shower water outlet panel 42 is communicated with the water outlet end of the first water channel 21 through the first water inlet 411 of the water distribution disc 41, and the shower water outlet panel 42 is connected with a silica gel water outlet nozzle 421. The foam water outlet assembly is communicated with the water outlet end of the second water channel 22 through the second water inlet 412 of the water distribution disc 41, and includes a water outlet net 43, a plurality of steel nets 44 and a gasket 45, the plurality of steel nets 44 are arranged in the water outlet net 43 in sequence along the axial direction, and the adjacent two steel nets 44 are separated by the gasket 45. By arranging the foam water outlet assembly, the water flow mixed with shower gel can generate dense foam after passing through the plurality of steel nets 44 in sequence, so as to realize foam water outlet.

[0032] Further, the switching valve assembly 3 in the application can adopt a rotary switching valve, referring to Figure 1 As shown, the switching valve assembly 3 includes a switching valve core 31 and a knob 32, the water inlet ends of the first water channel 21 and the second water channel 22 are connected with the switching valve core 31 through the water channel connecting block 26 respectively, the knob 32 is rotationally connected on the body 2, the switching valve core 31 is provided with a first sliding groove 33 and a lever 34, the body 2 is provided with a second sliding groove 35 matched with the first sliding groove 33, and the lever 34 passes through the first sliding groove 33 and the second sliding groove 35 and is connected with the knob 32, so that when the knob 32 rotates, the lever 34 can be driven to slide along the sliding groove to realize water channel switching. The inner side surface of the knob 32 is provided with wear-resistant rings 36 at both ends, and the knob 32 is rotationally connected on the body 2 through the wear-resistant rings 36. By arranging the wear-resistant rings 36, the wear of the body 2 and the knob 32 can be reduced. Preferably, the knob 32 is rotated counterclockwise by 90 degrees to switch to the second water channel, and is rotated clockwise by 90 degrees to switch to the first water channel. The switching valve core 31 used in the application is a prior art device, and the internal specific structure is not described in detail here. It can be understood that the switching valve assembly can also adopt a key type switching valve assembly.

[0033] Referring to Figure 3 and Figure 4As shown in the drawings, in an embodiment, the second through hole 232 is arranged on the side of the accommodating cavity 23 close to the handle 1, and the body 2 is further provided with an air passage 24, and the body 2 is provided with a third through hole 25 at the connection with the knob 32, and the air passage 24 is communicated with the second through hole 232 and the third through hole 25 respectively, and when the knob 32 is counterclockwise rotated by 90 degrees to switch to the second water outlet channel, the third through hole 25 can be communicated with the atmosphere, and when the knob 32 is clockwise rotated by 90 degrees to switch to the first water outlet channel, the third through hole 25 can be closed. The closure of the third through hole 25 can be controlled by means of the fourth through hole arranged on the side wall of the knob 32, the staggered or overlapped arrangement of the third through hole and the fourth through hole, or the gap arranged between the knob and the body.

[0034] Referring to Figure 1 , Figure 5 and Figure 6 As shown in the drawings, the accommodating cavity 23 comprises a cavity body 233 and a sealing cover 234, the cavity body 233 is provided with a liquid adding opening, and the sealing cover 234 is adaptively connected to the liquid adding opening. A sealing ring 235 is arranged between the liquid adding opening and the sealing cover 234. In another embodiment, the second through hole 232 is arranged on the sealing cover 234, and a sealing plug is movably arranged on the second through hole 232. When switched to the second water outlet channel 22, the sealing plug is removed to make the second through hole 232 communicated with the atmosphere, so that the bath liquid can be automatically discharged, and when the bath liquid is not needed, the second through hole 232 can be sealed by the sealing plug, at this time, because the accommodating cavity 23 is in a closed state, the bath liquid cannot be sucked out, so that the second water outlet channel 22 can have two water outlet functions.

[0035] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A foam shower faucet, comprising a switching valve assembly, a handle with an inlet water channel, and a body with a first outlet water channel, a second outlet water channel, and a cavity for storing bath liquid, the switching valve assembly is arranged at the water inlet end of the body, and can make the inlet water channel selectively communicate with the first outlet water channel and the second outlet water channel, characterized in that, The second water outlet channel comprises a Venturi tube section having a negative pressure channel, the cavity is provided with a first through hole and a second through hole, the first through hole is communicated with the negative pressure channel, and the second through hole is communicated with external air or the second water outlet channel at the front end of the negative pressure channel, so that when the water inlet channel is communicated with the second water outlet channel, the liquid in the cavity can be sucked into the Venturi tube section under the action of negative pressure and then flow out after being mixed with water flow.

2. A foam showerhead according to claim 1, characterized in that The body is connected with a water outlet panel assembly, the water outlet panel assembly comprises a water distribution disc, a shower water outlet panel and a foam water outlet assembly connected in the shower water outlet panel, the water distribution disc is provided with a first water inlet and a second water inlet, the shower water outlet panel is communicated with the water outlet end of the first water outlet channel through the first water inlet of the water distribution disc, and the foam water outlet assembly is communicated with the water outlet end of the second water outlet channel through the second water inlet of the water distribution disc.

3. A foam showerhead according to claim 2, characterized in that The foam water outlet assembly comprises a water outlet net, a plurality of steel nets and a gasket, the plurality of steel nets are arranged in the water outlet net in sequence along the axial direction, and the adjacent two steel nets are separated by the gasket.

4. The foam showerhead of claim 2, wherein The shower water outlet panel is connected with a silica gel water outlet nozzle.

5. The foam showerhead of claim 1, wherein The switching valve assembly comprises a switching valve core and a knob, the knob is rotationally connected to the body, the switching valve core is provided with a first sliding groove and a lever, the body is provided with a second sliding groove matched with the first sliding groove, and the lever penetrates through the first sliding groove and the second sliding groove and is connected with the knob, so that when the knob rotates, the lever can be driven to slide along the sliding groove to realize water channel switching.

6. A foam showerhead according to claim 5, characterized in that The second through hole is arranged on the side of the cavity close to the handle, the body is provided with an air channel, the body is provided with a third through hole at the connection position of the knob, the air channel is communicated with the second through hole and the third through hole at two ends respectively, and the knob can control the closing of the third through hole when rotating.

7. The foam showerhead of claim 5, wherein The knob is rotationally connected to the body through the wear-resistant rings arranged at both ends of the inner side surface of the knob.

8. The foam showerhead of claim 1, wherein The cavity comprises a cavity body and a sealing cover, the cavity body is provided with a liquid adding opening, and the sealing cover is adaptively connected to the liquid adding opening.

9. A foam showerhead according to claim 8, characterized in that A sealing ring is arranged between the liquid adding opening and the sealing cover.

10. The foam showerhead of claim 8, wherein The second through hole is arranged on the sealing cover, and a sealing plug is movably arranged on the second through hole.

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