CN214272274U - Bubbler inner core, hidden bubbler and exposed bubbler - Google Patents

Abstract

The utility model discloses a bubbler inner core, a hidden bubbler and an exposed bubbler, wherein the bubbler inner core comprises an inner core body, and a clamping ring and a limiting surface are arranged on the side wall of the inner core body; the hidden bubbler comprises a connecting sleeve and the bubbler inner core; the inner wall of the connecting sleeve is provided with an upward annular first step surface; when the bubbler inner core is arranged in the connecting sleeve, each limiting surface of the bubbler inner core is in butt fit with the first step surface of the connecting sleeve, the connecting sleeve is in threaded fit with the inner wall of the water outlet pipe, and the connecting sleeve and the bubbler inner core are hidden in the water outlet pipe; the exposed bubbler comprises a shell sleeve and the bubbler inner core; an upward annular second step surface is arranged on the inner wall of the shell; the bubbler inner core is arranged in the shell, the clamping ring of the bubbler inner core is positioned on the second step surface of the shell, the shell is in threaded fit with the inner wall of the water outlet pipe, and the shell and the bubbler inner core are at least partially exposed out of the pipe orifice of the water outlet pipe; the bubbler inner core of the technical scheme can realize switching between hidden installation and exposed installation by replacing the outer sleeve.

Description

Bubbler inner core, hidden bubbler and exposed bubbler

Technical Field

The utility model relates to a bathroom field, concretely relates to bubbler inner core, hidden bubbler and exposed bubbler.

Background

The prior bubblers on the market are divided into an exposed bubbler and a hidden bubbler, wherein the inner core and the outer sleeve of the bubblers of the two bubblers are independent, and when the type of the bubblers needs to be changed, the inner core and the outer shell of the bubblers need to be changed simultaneously, so that the inconvenience is brought to consumers.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcoming the above-mentioned deficiencies or problems in the prior art and providing an exposed and concealed switchable bubbler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bubbler inner core comprises an inner core body; the side wall of the inner core body is provided with a clamping ring extending outwards along the radial direction; the inner core body is provided with a plurality of ribs extending downwards along the axial direction on the side wall below the clamping ring, and the same positions of the ribs are provided with downward limiting surfaces.

Further, the device also comprises an ejector and an air-water mixing part; the ejector is provided with a plurality of ejector holes; the gas-water mixing part is positioned below the ejector and is provided with a grid plate; the grid plate is convexly provided with a bulge facing the jet hole, and at least part of the upper surface of the bulge is a spherical curved surface.

Further, the grid plate comprises a plurality of spokes extending in radial direction and a plurality of coaxially arranged coils.

Furthermore, the protrusions are arranged at the intersection points of the spokes and the coils, an arc-shaped groove is arranged between two adjacent protrusions on each spoke, and the upper surface of each coil except the protrusions is lower than the bottom of the arc-shaped groove.

Furthermore, limit lugs and elastic buckles are uniformly distributed on the side wall of the jet device; the resilient catch is configured to deform radially inward. The inner wall of the inner core body is provided with a limiting slot matched with the limiting lug and a clamping slot matched with the elastic buckle.

Furthermore, the elastic buckle extends downwards from the bottom wall of the limiting lug, and a downward step surface is formed between the elastic buckle and the bottom wall of the limiting lug; the jet device is located and has seted up the groove of stepping down on the lateral wall of spacing lug below, the groove of stepping down is configured for give elasticity buckle joint part provides and presses the space of stepping down.

A hidden bubbler is connected with a water outlet pipe, wherein inner threads are arranged on the inner pipe wall of the water outlet pipe; the hidden bubbler comprises a connecting sleeve and a bubbler inner core; the outer wall of the connecting sleeve is provided with external threads, and the inner wall of the connecting sleeve is provided with an upward annular first step surface; the bubbler inner core is positioned in the connecting sleeve, each limiting surface of the bubbler inner core is in butt fit with the first step surface of the connecting sleeve, and the outer threads of the connecting sleeve are in threaded fit with the inner wall of the water outlet pipe and are hidden in the water outlet pipe.

Furthermore, the bottom end of the connecting sleeve is uniformly provided with shifting blocks which are downward along the axial direction.

An exposed bubbler is connected with a water outlet pipe, and internal threads are arranged on the inner pipe wall of the water outlet pipe; the exposed bubbler comprises a shell sleeve and a bubbler inner core; the inner wall of the shell sleeve is provided with an upward annular second step surface; the bubbler inner core is arranged in the shell, the clamping ring of the bubbler inner core is located on the second step surface of the shell, the shell is in threaded connection with the internal thread on the inner wall of the water outlet pipe, and at least part of the shell is exposed out of the pipe orifice of the water outlet pipe.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the bubbler inner core comprises an inner core body, wherein a clamping ring and a plurality of ribs which extend downwards along the axial direction are arranged on the side wall of the inner core body; the clamping ring is positioned above each rib, and the same position of each rib is provided with a downward limiting surface; the ribs are arranged on the inner core body, so that the strength of the inner core body can be enhanced, and meanwhile, the contact area with the outer sleeve is reduced, and the inner core body is convenient to disassemble; the bubbler inner core is provided with two structures of a snap ring and a limiting surface which can be installed and matched with the outside, so that the bubbler inner core can be conveniently installed and matched with two different outer sleeves, namely an exposed type outer sleeve and a hidden type outer sleeve.

2. A grid plate is arranged on the gas-water mixing part of the inner core of the bubbler, a water passing port and a bulge which is opposite to the jet hole are arranged on the grid plate, and at least part of the upper surface of the bulge is a spherical curved surface; when water flows out of the jet hole to form jet flow, the jet flow is in point contact with the bulge on the air-water mixing part, so that the collapse is more sufficient, and the air-water mixing is more sufficient.

3. The bulges on the air-water mixing part of the inner core of the bubbler are positioned at the intersection points of each spoke and each ring, an arc-shaped groove is arranged between two adjacent bulges on each spoke, and the upper surface of each ring except the bulges is lower than the bottom of the arc-shaped groove; after the jet flow is dispersed by the bulges on the air-water mixing part, the jet flow is dispersed by the groove wall and the groove bottom of the arc-shaped groove between two adjacent bulges in sequence, and is finally dispersed by the upper surfaces of all the coils except the bulges; after the jet flow is scattered for many times by the gas-water mixing part, the atomization degree is higher, and the gas-water mixing degree is better.

4. Spacing lug of ejector lateral wall equipartition and the spacing slot grafting cooperation on the inner core body carry on spacingly to efflux piece, and the elasticity buckle of ejector lateral wall equipartition and the draw-in groove joint cooperation on the inner core body make the ejector fix on the inner core body, because elasticity buckle has elasticity, when the ejector need be dismantled, only need press the elasticity buckle, make it break away from the draw-in groove and can dismantle the ejector from the draw-in groove.

5. The bubbler inner core is matched with the connecting sleeve and the shell sleeve, and switching between hidden installation and exposed installation can be achieved by replacing the outer sleeve.

6. The connecting sleeve is provided with a plurality of shifting blocks which extend downwards along the axial direction, so that the connecting sleeve can be conveniently rotated to be in threaded connection with the internal thread of the water outlet pipe.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is an exploded perspective view of a core of a bubbler in accordance with one embodiment;

FIG. 2 is a schematic perspective view of a filter element according to an embodiment;

FIG. 3 is a schematic perspective view of an ejector according to an embodiment;

FIG. 4 is a schematic cross-sectional view taken along line A-A in accordance with one embodiment;

FIG. 5 is a schematic top view of an air-water mixing element according to an embodiment;

FIG. 6 is a schematic perspective view of a gas-water mixing element according to an embodiment;

FIG. 7 is a schematic perspective view of an inner core body according to an embodiment;

FIG. 8 is a schematic cross-sectional view of an inner core of a bubbler illustrating one embodiment of the present invention;

FIG. 9 is an exploded perspective view of the hidden bubbler in accordance with the second embodiment;

FIG. 10 is a schematic sectional view of a first seal ring according to a second embodiment;

FIG. 11 is a schematic perspective view of the housing according to the second embodiment;

FIG. 12 is a schematic sectional view of a hidden type bubbler in accordance with a second embodiment;

FIG. 13 is a schematic view of the installation of the hidden bubbler and the water outlet pipe in the second embodiment;

FIG. 14 is an exploded perspective view of an exposed bubbler in accordance with a third embodiment;

FIG. 15 is a schematic sectional view of a housing according to a third embodiment;

FIG. 16 is a schematic sectional view of an exposed bubbler in accordance with a third embodiment

Fig. 17 is a schematic view of the installation of the exposed bubbler and the water outlet pipe in the third embodiment.

Description of the main reference numerals:

a bubbler inner core 1;

a filter member 11; a filter hole 111; a first latch 112;

an ejector 12; a jet hole 121; a first card slot 122; a limit bump 123; an elastic buckle 124; a relief groove 125; a fifth step surface 126;

a gas-water mixing member 13; the annular wall 131; a grid plate 132; the spokes 1321; a projection 13211; an arcuate slot 13212; a coil 1322; a water outlet 1323; a bump 133;

an inner core body 14; a water outlet 141; a first snap ring 142; a second card slot 143; a third card slot 144; a limit slot 145; a slot 146; an air inlet 147;

a concealed bubbler 2; a connecting sleeve 21; a connecting sleeve body 211; a second snap ring 2111; a first collar 2112; an operation section 212; a boss 2121; a shifting block 2122; a first seal ring 22; a first cavity 221; a second chamber 222; a fourth card slot 223;

a third step surface 224;

an exposed bubbler 3; a shell 31; the first tubular body 311; a third chamber 3111; a fourth cavity 3112; a second step surface 3113; a second tubular body 312; a wrench position 3121; a second seal ring 32;

and (4) a water outlet pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, all directional or positional relationships, such as those using the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like, are based on the directional or positional relationships illustrated in the drawings and are for the purpose of convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Example one

Referring to fig. 1, fig. 1 shows that the bubbler core 1 includes a filter unit 11, an ejector 12, an air-water mixture 13, and a core body 14.

Specifically, as shown in fig. 2, the filter element 11 is substantially in the shape of an umbrella, a plurality of filter holes 111 are formed through the umbrella surface, an annular first block 112 is arranged at the bottom end of the filter element and extends radially outward, and a first support column is arranged at the central position inside the umbrella surface and extends axially downward.

As shown in fig. 3, 4 and 8, the jet device 12 is a cylinder with an open upper end, and a plurality of penetrating jet holes 121 are arranged on the bottom of the cylinder, and the jet holes 121 are wide at the top and narrow at the bottom and are configured to form high-speed water flow; a first clamping groove 122 matched with the first clamping block 112 of the filter component 11 is circumferentially arranged on the inner wall of the cylinder of the ejector 12; two limiting lugs 123 are uniformly distributed on the outer side wall of the ejector 12; two elastic buckles 124 extend downwards from the bottom wall of each limiting lug 123, a downward fifth step surface 126 is formed between each elastic buckle 124 and the bottom wall of each limiting lug 123, and two abdicating grooves 125 extending to the outer wall of the cylinder bottom are formed on the outer side wall of the ejector 12 below each limiting lug 123; each of the relief grooves 125 is configured to provide a pressing and withdrawing space for each of the elastic buckles 124; a second support column which extends upwards along the axial direction is convexly arranged at the center of the inner wall of the cylinder bottom of the ejector 12; a third support column which is downward along the axial direction is convexly arranged at the center of the outer wall of the cylinder bottom of the ejector 12.

As shown in fig. 5 and 6, the air-water mixing part 13 is located below the ejector 12, and includes an annular wall 131, a grid plate 132, and a projection 133; the grid plate 132 is composed of a fourth supporting column, a plurality of spokes 1321 distributed at equal intervals and coaxially arranged coils 1322, wherein the fourth supporting column is located at the most central position of the grid plate 132; each spoke 1321 extends inwards to the outer wall of the fourth supporting column from the inner side wall of the annular wall 131 in the radial direction and is fixedly connected with the fourth supporting column, a wave rib with the length equal to that of each spoke 1321 is convexly arranged on one side, facing the jet device 12, of each spoke 1321, a bulge 13211 opposite to the jet hole 121 is arranged at the crest position of each wave rib, the part, facing the jet hole 121, of each bulge 13211 is a spherical curved surface, and the wave ribs between two adjacent bulges 13211 on each spoke 1321 form an arc-shaped groove 13212; each ring 1322 is positioned below each spoke 1321 and fixedly connected with each spoke 1321 to form a plurality of grids, and each grid forms a water passing port 1323; the upper surface of each coil 1322 except the projection 13211 is lower than the bottom of the arc slot 13212; the protrusions 133 are disposed on the outer wall of the annular wall 131 and are equidistantly distributed, and 8 protrusions 133 are disposed in this embodiment.

As shown in fig. 7, the inner core body 14 is a cylinder with an open upper end, and a plurality of water outlets 141 are opened at the bottom of the cylinder; a first clamping ring 142 extending outwards along the radial direction is arranged on the cylinder wall at the top end of the inner core body 14; ribs extending downwards along the axial direction are uniformly distributed on the outer cylinder wall of the inner core body 14, and 8 ribs are uniformly distributed in the embodiment; third clamping grooves 144 are formed in the same positions of the ribs, and upper groove wall-shaped limiting surfaces of the third clamping grooves 144 are formed; the inner cylinder wall of the inner core body is sequentially provided with a limiting slot 145 in inserted fit with the limiting lug 123 of the ejector 12, a second clamping slot 143 in clamped fit with the elastic buckle 124 of the ejector 12 and a slot 146 in inserted fit with the lug 133 of the air-water mixing part 13 from top to bottom, and the second clamping slot 143 penetrates through the cylinder wall of the inner core body 14; a plurality of air inlets 147 are uniformly distributed on the wall of the barrel between the ribs of the inner core body 14.

In the present embodiment, as shown in fig. 8, the protrusion 133 of the air-water mixing part 13 is inserted into the slot 146 in the core body 14; then, the limit bump 123 of the ejector 12 is inserted into the limit slot 145 of the inner core body 14 for limiting, and then the elastic buckle 124 is clamped on the second clamping slot 143 of the inner core body 14, at this time, the air inlet 147 is positioned between the air-water mixing part 13 and the ejector 12; then, the first clamping block 112 of the filter component 11 is clamped in the first clamping groove 122 on the inner wall of the ejector 12.

In the disassembly process, the elastic buckle 124 is firstly pressed from the outer side of the second clamping groove 143, so that the elastic buckle exits the second clamping groove 143, the ejector 12 and the filter element 11 can be taken out of the inner core body 14, at this time, the filter element 11 on the ejector 12 is taken out, finally, the air-water mixing piece 13 in the inner core body 14 is taken out, and the disassembly of the inner core 1 of the bubbler is completed.

In the embodiment, the bubbler inner core comprises an inner core body, wherein the side wall of the inner core body is provided with a clamping ring and a plurality of ribs which extend downwards along the axial direction; the clamping ring is positioned above each rib, and the same position of each rib is provided with a downward limiting surface; the ribs are arranged on the inner core body, so that the strength of the inner core body can be enhanced, and meanwhile, the contact area with the outer sleeve is reduced, and the inner core body is convenient to disassemble; the bubbler inner core is provided with two structures of a snap ring and a limiting surface which can be installed and matched with the outside, so that the bubbler inner core can be conveniently installed and matched with two different outer sleeves, namely an exposed type outer sleeve and a hidden type outer sleeve. In this embodiment, the protrusions 13211 on the air-water mixing part 13 of the bubbler inner core 1 are located at the intersection of each spoke 1321 and each ring 1322, an arc-shaped groove 13212 is arranged between two adjacent protrusions 13211 on each spoke 1321, and the upper surface of each ring 1322 except the protrusions 13211 is lower than the bottom of the arc-shaped groove 13212; after the jet flow is dispersed by the protrusions 13211 on the air-water mixing part 13, the jet flow is dispersed by the groove wall and the groove bottom of the arc-shaped groove 13212 between two adjacent protrusions 13211, and finally dispersed by the upper surfaces of the coils 1322 except the protrusions 13211; after the jet flow is scattered for many times by the gas-water mixing part 13, the atomization degree is higher, and the gas-water mixing degree is better. In this embodiment, the limit protrusion 123 uniformly distributed on the side wall of the ejector 12 is inserted into and matched with the limit slot 145 on the inner core body 14 to limit the ejector 12, the elastic buckle 124 uniformly distributed on the side wall of the ejector 12 is clamped and matched with the second clamping groove 143 on the inner core body 14, so that the ejector 12 is fixed on the inner core body 14, and since the elastic buckle 124 has elasticity, when the ejector 12 needs to be detached, only the elastic buckle 124 needs to be pressed, so that the ejector 12 can be detached from the second clamping groove 143 by separating from the second clamping groove 143.

Example two

As shown in fig. 13, the hidden bubbler 2 is connected with the water outlet pipe 4; the inner wall of the water outlet pipe 4 is provided with internal threads.

As shown in fig. 9, the hidden type bubbler 2 includes a connection sleeve 21, a first packing 22 and the bubbler core 1 of the first embodiment.

Specifically, the method comprises the following steps. As shown in fig. 11, the connection sleeve 21 includes a connection sleeve body 211 and an operation portion 212; the connecting sleeve body 211 is a thin-walled cylinder with openings at two ends, a second clamping ring 2111 extending outwards along the radial direction is arranged on the side wall of the top end of the connecting sleeve body 211, external threads are arranged on the side wall below the second clamping ring 2111, a first convex ring 2112 extending inwards along the radial direction is arranged on the inner wall of the connecting sleeve body 211, a first step surface is formed on the top wall of the first convex ring 2112, and the inner diameter of the connecting sleeve body 211 is matched with the outer diameter of a circle defined by all ribs on an inner core body 14 of the bubbler inner core 1; the operating part 212 comprises a boss 2121 and a plurality of shifting blocks 2122, wherein the boss 2121 extends downwards from the bottom wall of the connecting sleeve body 211 along the axial direction, the outer diameter of the boss 2121 is larger than that of the connecting sleeve body 211, and the inner diameter of the boss is the same as that of the connecting sleeve body 211; the bottom wall of the boss 2121 is uniformly provided with shifting blocks 2122 extending downwards along the axial direction, and in this embodiment, the number of the shifting blocks 2122 is 6.

As shown in fig. 10, the first seal ring 22, which is annular; a step cavity is formed on the inner wall of the first sealing ring 22, and a downward third step surface 224 is formed; the step cavity comprises a first cavity 221 and a second cavity 222 which are connected into a whole from top to bottom, and the inner diameter of the cavity wall of the first cavity 221 is matched with the largest end of the inner diameter of the umbrella-shaped surface of the filtering component 11 of the bubbler inner core 1; the second cavity 222 is adapted to the outer diameter of the connecting sleeve body 211, and a fourth clamping groove 223 adapted to the second clamping ring 2111 is formed in the cavity wall.

In this embodiment, when being installed, as shown in fig. 12, the connection sleeve 21 is sleeved outside the bubbler inner core 1, the first convex ring 2112 of the connection sleeve 21 is clamped in each third clamping groove 144 of the inner core body 14, and the top wall and the bottom wall of the first convex ring 2112 are respectively abutted against the upper and lower groove walls of each third clamping groove 144; then, the first sealing ring 22 is sleeved outside the connecting sleeve 21, so that the second snap ring 2111 is clamped in the fourth snap groove 223, and at the moment, the third step surface 224 of the first sealing ring 22 abuts against the top end of the connecting sleeve 21 and the top end of the inner core body 14; it should be understood that the manner of engagement of the connecting sleeve 21 with the core body 14 is not limited to the snap-fit manner described above.

In the present embodiment, as shown in fig. 13, the hidden bubbler 2 is inserted into the water outlet pipe 4, the hidden bubbler 2 is rotated by the shifting block 2122, so that the external threads of the outer wall of the connecting sleeve 21 are screwed with the internal threads of the water outlet pipe 4, and the hidden bubbler 2 is entirely hidden inside the water outlet pipe 4.

In the embodiment, the bubbler inner core 1 is matched with the connecting sleeve 21 to realize hidden installation; in this embodiment, the connecting sleeve 21 is provided with a plurality of shifting blocks 2122 extending axially and downwardly, so that the connecting sleeve 21 can be rotated to be in threaded connection with the internal thread of the water outlet pipe 4.

EXAMPLE III

As shown in fig. 17, the exposed bubbler 3 is connected to the outlet pipe 4; the inner wall of the water outlet pipe 4 is provided with internal threads.

As shown in fig. 14, the exposed bubbler 3 comprises a housing 31, a second sealing ring 32 and the bubbler core 1 of the first embodiment.

Specifically, as shown in fig. 15, the shell 31 includes a first tubular body 311 and a second tubular body 312 which are connected into a whole from top to bottom; an external thread is arranged on the outer wall of the first tubular body 311, a step cavity is formed inside the first tubular body, an upward second step surface 3113 is formed on the step cavity, and the step cavity is sequentially provided with a third cavity 3111 and a fourth cavity 3112 from top to bottom; the inner diameter of the third cavity 3111 is matched with the outer diameter of the first clamp ring 142 on the inner core body 14, and the inner diameter of the fourth cavity 3112 is matched with the outer diameter of a circle formed by the outer surfaces of the ribs on the inner core body 14; the inner diameter of the second tubular body 312 is the same as the inner diameter of the fourth cavity 3112 of the first tubular body 311, the outer diameter of the second tubular body is larger than the outer diameter of the first tubular body 311, a fourth step surface is formed, and two wrench positions 3121 are uniformly distributed on the sidewall of the second tubular body 312.

As shown in fig. 14, a second seal ring 32, which is annular; the outer diameter of the second sealing ring 32 is matched with the inner diameter of the shell sleeve 31, and the inner diameter of the second sealing ring is matched with the largest end of the outer diameter of the umbrella-shaped surface of the filtering component 11 of the bubbler inner core 1.

In this embodiment, when mounting, as shown in fig. 16, the shell 31 is sleeved outside the bubbler core 1, and the first retaining ring 142 of the bubbler core 1 is seated on the second step surface 3113; then, the second sealing ring 32 is extended into the shell 31, at this time, the bottom wall of the second sealing ring 32 is abutted against the top wall of the inner core body 14 of the bubbler inner core 1, and a part of the second sealing ring 32 is extended out of the shell 31.

In the embodiment, when the bubbler 3 is used, the end of the shell 31 of the exposed bubbler 3 with the external thread is inserted into the water outlet pipe 4, the exposed bubbler 3 is rotated, the wrench can be clamped on the two wrench positions 3121 by the wrench during rotation, the external thread of the wrench is in threaded connection with the internal thread of the pipe wall of the water outlet pipe 4 by rotating the wrench, and at least part of the exposed bubbler 3 is exposed out of the pipe orifice of the water outlet pipe 4.

In this embodiment, bubbler inner core 1 is fitted with shell 31 to achieve an exposed installation.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims (9)

1. A bubbler inner core is characterized by comprising an inner core body;

the side wall of the inner core body is provided with a clamping ring extending outwards along the radial direction;

the inner core body is provided with a plurality of ribs extending downwards along the axial direction on the side wall below the clamping ring, and the same positions of the ribs are provided with downward limiting surfaces.

2. The bubbler core according to claim 1 further comprising an ejector and a gas-water mixing member;

the ejector is provided with a plurality of ejector holes;

the gas-water mixing part is positioned below the ejector and is provided with a grid plate; the grid plate is convexly provided with a bulge facing the jet hole, and at least part of the upper surface of the bulge is a spherical curved surface.

3. A bubbler core according to claim 2 wherein the grid plate comprises a plurality of radially extending spokes and a plurality of coaxially arranged coils.

4. The bubbler core according to claim 3 wherein the protrusions are located at the intersection of each spoke and each coil, an arc-shaped groove is located between two adjacent protrusions on each spoke, and the top surface of each coil except the protrusions is lower than the bottom of the arc-shaped groove.

5. The bubbler inner core according to claim 4, wherein the ejector side wall is uniformly provided with a limiting bump and an elastic buckle; the resilient catch is configured to deform radially inward;

the inner wall of the inner core body is provided with a limiting slot matched with the limiting lug and a clamping slot matched with the elastic buckle.

6. The bubbler core according to claim 5 wherein the resilient clip extends downwardly from the bottom wall of the position-limiting lug, the resilient clip and the bottom wall of the position-limiting lug forming a downwardly stepped surface; the jet device is located and has seted up the groove of stepping down on the lateral wall of spacing lug below, the groove of stepping down is configured for give elasticity buckle joint part provides and presses the space of stepping down.

7. A hidden bubbler is connected with a water outlet pipe, wherein inner threads are arranged on the inner pipe wall of the water outlet pipe; characterized in that it comprises a connecting sleeve and an inner core of the bubbler according to any one of the preceding claims 1 to 6;

the outer wall of the connecting sleeve is provided with external threads, and the inner wall of the connecting sleeve is provided with an upward annular first step surface;

the bubbler inner core is positioned in the connecting sleeve, each limiting surface of the bubbler inner core is in butt fit with the first step surface of the connecting sleeve, and the outer threads of the connecting sleeve are in threaded fit with the inner wall of the water outlet pipe and are hidden in the water outlet pipe.

8. The hidden bubbler of claim 7 wherein the bottom end of the connecting sleeve is uniformly provided with a shifting block which is downward along the axial direction.

9. An exposed bubbler is connected with a water outlet pipe, and internal threads are arranged on the inner pipe wall of the water outlet pipe; characterized in that it comprises a shell and a bubbler core according to any one of the preceding claims 1 to 6; the inner wall of the shell sleeve is provided with an upward annular second step surface;

the bubbler inner core is arranged in the shell, the clamping ring of the bubbler inner core is located on the second step surface of the shell, the shell is in threaded connection with the internal thread on the inner wall of the water outlet pipe, and at least part of the shell is exposed out of the pipe orifice of the water outlet pipe.

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