CN221243429U - Nasal cavity sprayer for children - Google Patents
Nasal cavity sprayer for children Download PDFInfo
- Publication number
- CN221243429U CN221243429U CN202322087213.XU CN202322087213U CN221243429U CN 221243429 U CN221243429 U CN 221243429U CN 202322087213 U CN202322087213 U CN 202322087213U CN 221243429 U CN221243429 U CN 221243429U
- Authority
- CN
- China
- Prior art keywords
- liquid
- cavity section
- children
- piston
- liquid outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000003928 nasal cavity Anatomy 0.000 title abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 85
- 239000007921 spray Substances 0.000 claims abstract description 29
- 238000005507 spraying Methods 0.000 claims abstract description 20
- 238000001914 filtration Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims 4
- 230000014759 maintenance of location Effects 0.000 claims 2
- 239000013535 sea water Substances 0.000 abstract description 32
- 238000004140 cleaning Methods 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 5
- 206010028748 Nasal obstruction Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 206010039083 rhinitis Diseases 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The utility model relates to the technical field of medical appliances and discloses a nasal cavity sprayer for children, which comprises a bottle body and a pressing component, wherein the bottle body is provided with a containing cavity with an opening; the pressing component comprises a shell and a spray pipe, the shell is movably connected with the bottle body in a pressing way, the shell is provided with a liquid spraying channel, the liquid spraying channel comprises a liquid outlet cavity section and a liquid passing cavity section which are communicated, the liquid passing cavity section is used for being communicated with a containing cavity, a nozzle is further arranged in the liquid outlet cavity section, and the nozzle covers the liquid passing cavity section and is arranged close to an opening of the liquid outlet cavity section; the inner width of the liquid passing cavity section gradually increases from one end close to the liquid outlet cavity section to one end far away from the liquid outlet cavity section. In the technical scheme of the utility model, the pressing component is internally provided with the liquid spraying channel and the nozzle for physiological seawater circulation, the liquid spraying channel gradually contracts towards one end of the nozzle, the pressure of the physiological seawater passing through the liquid spraying channel can be increased, the physiological seawater can be sprayed out more easily, and the use by low-age users is convenient.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a nasal cavity sprayer for children.
Background
At present, people have great attention on personal hygiene, and the personal hygiene also directly affects the physical health of people, in particular the nasal cavity health. The nasal cavity cleaning aims at reducing or avoiding symptoms such as nasal obstruction, rhinitis and the like in the link, and people can clean the nasal cavity by adopting the nasal cavity cleaning device, wherein the nasal cavity sprayer is a common nasal cavity cleaning device.
Nasal cavity sprayers on the market usually generate spray by pressing, but when the user is used, the user is not convenient to use and operate because the user cannot independently operate to press the spray because of the small force and the problem of difficult pressing can exist.
Disclosure of utility model
The utility model mainly aims to provide a nasal sprayer for children, and aims to provide a nasal sprayer which is convenient for the use of low-age users.
To achieve the above object, the present utility model provides a nasal cavity sprayer for children, comprising:
the bottle body is provided with a containing cavity with an opening; and
The pressing component is movably arranged at the opening and is positioned at the outer side of the bottle body; the pressing component comprises a shell and a spray pipe, the shell is movably connected with the bottle body in a pressing mode, the shell is provided with a liquid spraying channel, the liquid spraying channel comprises a liquid outlet cavity section and a liquid passing cavity section which are communicated, the liquid passing cavity section is used for being communicated with the accommodating cavity, a nozzle is further arranged in the liquid outlet cavity section, and the nozzle covers the liquid passing cavity section and is arranged close to an opening of the liquid outlet cavity section; the inner width of the liquid passing cavity section gradually increases from one end close to the liquid outlet cavity section to one end far away from the liquid outlet cavity section.
In one embodiment of the utility model, the spray pipe is convexly arranged on the shell, the liquid outlet cavity section part is positioned in the spray pipe, and the length of the spray pipe is L which is more than or equal to 5 and less than or equal to 10mm.
In an embodiment of the utility model, the nasal cavity sprayer for children further comprises a filtering part, wherein the filtering part is arranged on the nozzle and is used for filtering the spray sprayed from the spray liquid channel.
In an embodiment of the utility model, the liquid outlet cavity section is provided with a baffle plate, and the baffle plate is arranged along the axial extension of the liquid outlet cavity section.
In an embodiment of the utility model, an anti-slip part is formed on an outer side wall of the shell, which faces away from the bottle body.
In an embodiment of the utility model, the nasal sprayer for children further comprises a piston sleeve, wherein the piston sleeve is arranged on the opening and extends towards the containing cavity, a liquid channel is formed on the piston sleeve, one end of the liquid channel, which is opposite to the opening, is connected with a liquid inlet pipe, and the liquid inlet pipe is used for connecting the nozzle and the containing cavity.
In one embodiment of the present utility model, a retaining ball is disposed in the liquid channel, and the diameter of the retaining ball is slightly smaller than the diameter of the liquid channel.
In an embodiment of the present utility model, the nasal cavity sprayer for children further comprises:
The piston is arranged on the connecting pipe and communicated with the connecting pipe, and extends towards one end of the bottle body;
One end of the pump rod is inserted into the piston, and the end of the pump rod, which is opposite to the piston, is abutted against the reset assembly; and
The reset assembly is arranged in the liquid channel, one end of the reset assembly is abutted with the pump rod, and the other end of the reset assembly is abutted and limited with the inner bottom wall of the piston sleeve.
In an embodiment of the utility model, the nasal sprayer for children further comprises a limiting piece, wherein the limiting piece is arranged on the piston sleeve and is in abutting connection with the inner wall of the piston sleeve for limiting, an elastic part is arranged on the upper bottom surface of the limiting piece, and one end, facing away from the limiting piece, of the elastic part is in abutting connection with the piston.
In an embodiment of the utility model, a first step inclined plane is arranged on the outer side wall of the piston, a second step inclined plane is arranged on the inner side wall of the limiting piece, and the first step inclined plane and the second step inclined plane are arranged in parallel.
According to the technical scheme, the nasal sprayer for children mainly comprises a bottle body and a pressing component movably arranged on an opening of the bottle body, wherein a spraying channel and a nozzle for physiological seawater to circulate are arranged in the pressing component, the spraying channel gradually contracts towards one end of the nozzle, the pressure of the physiological seawater passing through the spraying channel can be increased, the physiological seawater can be sprayed out more easily, the nasal sprayer for children is convenient for the use of the young users, the nasal sprayer for children can press the physiological seawater only with small force, and the problem of difficulty in pressing of the young users is solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an exploded view of one embodiment of a nasal sprayer for children according to the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a partial enlarged view at B in FIG. 1;
FIG. 4 is a schematic perspective view of an embodiment of a nasal sprayer for children according to the present utility model;
FIG. 5 is a cross-sectional view of the pressing assembly of FIG. 1;
FIG. 6 is a schematic illustration of the length of a nozzle;
FIG. 7 is a cross-sectional view of the nasal sprayer for children provided by the utility model;
fig. 8 is a partial enlarged view at C in fig. 7.
Reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
At present, people have great attention on personal hygiene, and the personal hygiene also directly affects the physical health of people, in particular the nasal cavity health. The nasal cavity cleaning aims at reducing or avoiding symptoms such as nasal obstruction, rhinitis and the like in the link, and people can clean the nasal cavity by adopting the nasal cavity cleaning device, wherein the nasal cavity sprayer is a common nasal cavity cleaning device.
Nasal cavity sprayers on the market usually generate spray by pressing, but when the user is used, the user is not convenient to use and operate because the user cannot independently operate to press the spray because of the small force and the problem of difficult pressing can exist.
In order to solve the above problems, the present utility model provides a nasal sprayer for children, which is convenient for the user of low ages, and fig. 1 to 8 are schematic structural diagrams of an embodiment of the nasal sprayer for children.
Referring to fig. 1 to 8, the present utility model provides a nasal sprayer 1000 for children, comprising a bottle body 1 and a pressing component 2, wherein the bottle body 1 is provided with a containing cavity with an opening 11, and the pressing component 2 is movably arranged at the opening 11 and is positioned at the outer side of the bottle body 1; the pressing component 2 comprises a shell 21 and a spray pipe 24, the shell 21 is movably connected with the bottle body 1 in a pressing way, the shell 21 is provided with a liquid spraying channel 23, the liquid spraying channel 23 comprises a liquid outlet cavity section 233 and a liquid passing cavity section 234 which are communicated, the liquid passing cavity section 234 is used for communicating with a containing cavity, a nozzle 231 is further arranged in the liquid outlet cavity section 233, and the nozzle 231 covers the liquid passing cavity section 234 and is arranged close to an opening 11 of the liquid outlet cavity section 233; the internal width of the through-liquid chamber section 234 gradually increases from an end near the out-liquid chamber section 233 to an end far from the out-liquid chamber section 233.
In the technical scheme of the utility model, the nasal sprayer 1000 for children mainly comprises a bottle body 1 and a pressing component 2 movably arranged on an opening 11 of the bottle body 1, wherein a spraying channel 23 and a nozzle 231 for physiological seawater circulation are arranged in the pressing component 2, the spraying channel 23 gradually contracts towards one end of the nozzle 231, the pressure of the physiological seawater passing through the spraying channel 23 can be increased, the physiological seawater can be sprayed out more easily, and the nasal sprayer 1000 for children is convenient for the use of low-age users, and can press the physiological seawater only with smaller force, so that the problem of difficult pressing of the low-age users is solved.
Because the nasal cavity of the user is short and small, the nasal cavity sprayer can be possibly stabbed by the spray pipe of the nasal cavity sprayer when the nasal cavity sprayer is used, the length of the spray pipe extending out of the shell 21 is 5-10 mm, the nasal cavity length of a child is usually 25-35 mm, and when the length value of the spray pipe is 10mm at the maximum, the spray pipe is also far smaller than the length of the nasal cavity of the child, so that the nasal cavity of the child can not be damaged by the arrangement; when the extension length of the spray pipe is set to be 5mm, the spray pipe is extended into the nasal cavity in the use process, and the spray sprayed by the nasal cavity sprayer is in a high-pressure state, so that the spraying distance of the spray is far, and the effect of cleaning the nasal cavity can be achieved.
In order to further protect the nasal cavity of the user of the low age from being damaged, the mouth of the spray pipe close to the nozzle 231 is provided with a round corner, and the joint of the spray pipe and the shell 21 is also provided with an arc, specifically, referring to fig. 1, the arc joint can eliminate the corner at the joint, so as to prevent the spray pipe from extending into the nasal cavity of the user to cause damage to the nasal cavity.
To filter the sprayed mist, the nasal sprayer 1000 for children further includes a filtering portion, specifically, please further refer to fig. 5, where the filtering portion is disposed at the nozzle 231 and located at the liquid outlet cavity section 233, and the filtering portion is provided with a plurality of micro holes for filtering the physiological seawater sprayed from the liquid outlet cavity section 234, so as to prevent the impurities in the physiological seawater from entering the nasal cavity of the user to cause injury, and in addition, when the physiological seawater passes through the plurality of micro holes, the diameter of the micro holes is smaller, and the physiological seawater can receive a larger resistance when passing through the orifice. This resistance causes an increase in physiologic seawater flow velocity and creates a high pressure region near the orifice. As the physiological seawater enters the high pressure region through the orifice, the surface tension of the physiological seawater causes it to form droplets. In the high-pressure area, the liquid drops are subjected to larger pressure, so that the liquid drops are dispersed into smaller liquid drops, and physiological seawater atomization can be more convenient.
In order to make the physiological seawater have high pressure when being sprayed out, a baffle 232 is arranged in the liquid outlet cavity section 233, specifically, referring to fig. 5, the baffle 232 extends along the axial direction of the liquid outlet cavity section 233, and due to the existence of the baffle 232, the space in the liquid outlet cavity section 233 is further reduced, so that when the physiological seawater passes through the liquid outlet cavity section 233 with smaller space and narrower channel, the pressure is increased, thereby increasing the initial speed of spraying out the physiological seawater, and further enabling the spraying distance of the physiological seawater to be longer, so that the physiological seawater can enter the nasal cavity of a user under the condition of smaller pressing force.
In order to facilitate the pressing of the low-age user, an anti-slip part 211 is formed on the outer side wall of the housing 21 facing away from the bottle body 1, specifically, referring to fig. 5, the anti-slip part 211 includes a plurality of protruding points arranged at intervals, the protruding points increase the surface roughness of the pressing part of the outer side wall of the housing 21, and the friction force between the protruding points and the hand of the user is increased, so that the problem of slipping off the hand when the user presses is prevented, and the pressing of the user is facilitated.
The nasal sprayer 1000 for children further comprises a piston sleeve 3, the piston sleeve 3 is arranged at the opening 11 and extends towards the accommodating cavity, the piston sleeve 3 is provided with a liquid channel 31, one end of the liquid channel 31, which is opposite to the opening 11, is connected with a liquid inlet pipe 4, the liquid inlet pipe 4 is used for connecting the nozzle 231 with the accommodating cavity, and the liquid inlet pipe 4 extends towards the bottle bottom until contacting with the bottle bottom, so that the problem that physiological seawater cannot be sucked out when the physiological seawater is less is prevented.
In order to prevent physiological seawater in the bottle body 1 from entering the liquid channel 31 when not in use, thereby possibly causing leakage of the physiological seawater, a retaining ball 5 is disposed in the liquid channel 31, specifically, referring to fig. 3, the retaining ball 5 blocks the channel opening of the liquid channel 31 under the action of gravity so as to prevent backflow and leakage of the physiological seawater.
For making when the user presses, produce the negative pressure in the bottle, children use nasal sprayer 1000 still includes piston and pump pole 7, specifically please see still 1, the piston is located connecting pipe 22 and is linked together with connecting pipe 22, the piston extends towards the one end of bottle 1 and sets up, the piston is inserted to the one end of pump pole 7, the one end that the pump pole 7 was facing away from the piston and reset assembly 8 looks butt, when the user presses pressing assembly 2, pressing assembly 2 drives the piston downwards, the piston transmission is to pump pole 7, the pump pole 7 reduces the interior air of liquid passageway 31 and makes the inside negative pressure that produces of liquid passageway 31, in order to produce pressure to the physiological sea water in the bottle, make it upwards get into in the liquid passageway 31.
In order to enable the pressing component 2 to reset after being pressed, the nasal sprayer 1000 for children further comprises a resetting component 8, wherein the resetting component 8 is arranged in the liquid channel 31, one end of the resetting component 8 is in butt joint with the pump rod 7, the other end of the resetting component 8 is in butt joint with the inner bottom wall of the piston sleeve 3, the resetting component 8 is a spring, and after a user releases hands, the spring converts elastic potential energy in the resetting component into upward kinetic energy of the pressing component 2, so that the pressing component 2 resets.
The nasal sprayer 1000 for children further comprises a limiting piece 9, wherein the limiting piece 9 is arranged on the piston sleeve 3 and is in butt joint with the inner wall of the piston sleeve 3, an elastic part 10 is arranged on the upper bottom surface of the limiting piece 9, one end of the elastic part 10, which is opposite to the limiting piece 9, is in butt joint with the piston, the maximum outline dimension of the limiting piece 9 is slightly larger than the aperture of the liquid channel 31, and accordingly the limiting piece is in interference fit with the liquid channel 31, so that fixation is achieved, when the piston moves downwards and cannot move downwards again due to butt joint with the limiting piece 9, and limiting of the piston is achieved.
In order to enable the physiological seawater in the bottle body 1 to easily enter the piston, the outer side wall of the piston is provided with a first step inclined surface 61, the inner side wall of the limiting piece 9 is provided with a second step inclined surface 91, the first step inclined surface 61 and the second step inclined surface 91 are arranged in parallel, when the piston moves downwards until the first step surface contacts with the second step surface, one end of the piston, which is close to the pump rod 7, can deform under the action of the extrusion force of the first step surface and the second step surface, so that the piston opening of the piston is enlarged, and the physiological seawater can enter the piston more conveniently.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A nasal sprayer for children, comprising:
the bottle body is provided with a containing cavity with an opening; and
The pressing component is movably arranged at the opening and is positioned at the outer side of the bottle body; the pressing component comprises a shell and a spray pipe, the shell is movably connected with the bottle body in a pressing mode, the shell is provided with a liquid spraying channel, the liquid spraying channel comprises a liquid outlet cavity section and a liquid passing cavity section which are communicated, the liquid passing cavity section is used for being communicated with the accommodating cavity, a nozzle is further arranged in the liquid outlet cavity section, and the nozzle covers the liquid passing cavity section and is arranged close to an opening of the liquid outlet cavity section; the inner width of the liquid passing cavity section gradually increases from one end close to the liquid outlet cavity section to one end far away from the liquid outlet cavity section.
2. The nasal sprayer for children of claim 1, wherein the spray tube is convexly arranged on the shell, the liquid outlet cavity section part is positioned in the spray tube, and the length of the spray tube is L which is more than or equal to 5 and less than or equal to 10mm.
3. The nasal sprayer for children of claim 1, further comprising a filtering portion provided to the nozzle for filtering the spray emitted from the spray passage.
4. The nasal sprayer for children of claim 2, wherein the outlet chamber section is provided with a baffle extending axially of the outlet chamber section.
5. The nasal sprayer for children of claim 2, wherein the outer side wall of the housing facing away from the bottle body is formed with an anti-slip portion.
6. The nasal sprayer for children according to any one of claims 1-5, further comprising a piston sleeve disposed in the opening and extending toward the receiving chamber, the piston sleeve defining a fluid passage, a fluid inlet tube connected to an end of the fluid passage facing away from the opening, the fluid inlet tube connecting the nozzle and the receiving chamber.
7. The nasal sprayer for children of claim 6, wherein the liquid channel has a retention ball disposed therein, the retention ball having a diameter slightly smaller than the diameter of the liquid channel.
8. The nasal sprayer for children of claim 6, further comprising:
The piston is arranged on the connecting pipe and communicated with the connecting pipe, and extends towards one end of the bottle body;
One end of the pump rod is inserted into the piston, and the end of the pump rod, which is opposite to the piston, is abutted against the reset assembly; and
The reset assembly is arranged in the liquid channel, one end of the reset assembly is abutted with the pump rod, and the other end of the reset assembly is abutted and limited with the inner bottom wall of the piston sleeve.
9. The nasal sprayer for children according to claim 8, further comprising a limiting member, wherein the limiting member is arranged on the piston sleeve and abuts against the inner wall of the piston sleeve to limit, an elastic portion is arranged on the upper bottom surface of the limiting member, and one end, facing away from the limiting member, of the elastic portion abuts against the piston.
10. The nasal sprayer for children of claim 9, wherein the outer sidewall of the piston is provided with a first step bevel, the inner sidewall of the stopper is provided with a second step bevel, and the first step bevel and the second step bevel are disposed in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322087213.XU CN221243429U (en) | 2023-08-03 | 2023-08-03 | Nasal cavity sprayer for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322087213.XU CN221243429U (en) | 2023-08-03 | 2023-08-03 | Nasal cavity sprayer for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221243429U true CN221243429U (en) | 2024-07-02 |
Family
ID=91628038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322087213.XU Active CN221243429U (en) | 2023-08-03 | 2023-08-03 | Nasal cavity sprayer for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221243429U (en) |
-
2023
- 2023-08-03 CN CN202322087213.XU patent/CN221243429U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11700881B2 (en) | Ultrasonic liquid electronic cigarette atomizer and ultrasonic liquid electronic cigarette | |
| US10814058B2 (en) | Nasal aspiration and wash device | |
| TWI642454B (en) | Nebulizer having a push-type cup | |
| WO2021215664A1 (en) | Portable disinfection device utilizing vacuum cleaner | |
| CN221243429U (en) | Nasal cavity sprayer for children | |
| CN221243428U (en) | Nasal cavity sprayer | |
| CN213374687U (en) | Nasal sprayer | |
| CN211746957U (en) | Electronic cigarette with protective suction nozzle | |
| EP1234591A2 (en) | Non-spill nebuliser for aerosol systems | |
| TWI798574B (en) | Wireless Sterilizer | |
| TW201408379A (en) | Nebulizer and nozzle thereof | |
| CN210009222U (en) | Spray type eye drops bottle | |
| CN215839335U (en) | Nasal aspirator | |
| CN219442106U (en) | Watering can | |
| CN218930447U (en) | Sprayer with child-resistant device | |
| CN201287905Y (en) | Soak-squeezing nozzle | |
| CN211132525U (en) | Atomizer | |
| CN218571398U (en) | Electronic atomization device and aerosol generator | |
| CN213494399U (en) | Super-fine particle atomizer | |
| CN220090045U (en) | Improved structure of air pump fragrance-expanding instrument | |
| US11992570B2 (en) | Portable disinfector sterilizing sprayer | |
| CN215502831U (en) | Hose connection structure and steam mop | |
| CN217679480U (en) | Simple and easy bubble structure and closestool of going out | |
| CN218934650U (en) | Water pump device for tooth cleaner | |
| CN219022448U (en) | Fragrance machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |