WO2021179479A1

WO2021179479A1 - Assembly structure of hand sanitizer machine and liquid storage bottle

Info

Publication number: WO2021179479A1
Application number: PCT/CN2020/098509
Authority: WO
Inventors: 郭超勤; 刘海涛; 袁祯翔
Original assignee: 威莱(广州)日用品有限公司
Priority date: 2020-03-09
Filing date: 2020-06-28
Publication date: 2021-09-16
Also published as: EP3900590A1; SG11202010062YA; US20230127174A1; EP3900590A4; CN211883550U; KR20210116206A; EP3900590B1; JP3236925U

Abstract

Disclosed in the present application are an assembly structure of a hand sanitizer machine and a liquid storage bottle. The assembly structure of the hand sanitizer machine comprises a main machine housing and a liquid storage bottle, and further comprises an external clamping head that is fastened at the bottle opening of the liquid storage bottle. A plurality of protruding elastic snap fasteners are provided at intervals on the periphery of the upper end of the external clamping head. The bottom of the main machine housing is provided with a recess fastened on the periphery of the external clamping head, and the inner wall of the recess is provided with a plurality of first snap fasteners or clamping slots that are clamped with the snap fasteners in one-to-one correspondence. One side in the recess is provided with a suction nozzle that extends downwards and protrudes out of the recess. A recessed hole allowing the suction nozzle to be inserted downwards is provided on the external clamping head, and a through hole communicating with the interior of the liquid storage bottle is provided at the bottom of the recessed hole. In the present application, fastening connection between the liquid storage bottle and the main machine housing is achieved by means of the provided external clamping head, the assembly steps between the liquid storage bottle and the main machine housing are reduced, and the overall structure is simple.

Description

Assembly structure and liquid storage bottle of hand sanitizer machine

This application is based on a Chinese patent application with an application number of 202020276140.2 and an application date of March 9, 2020, and claims its priority. The entire content of this application is hereby incorporated into this application as a whole.

Technical field

The application belongs to the technical field of personal care, and specifically relates to an assembly structure of a hand sanitizer and a liquid storage bottle.

Background technique

Hand sanitizer is a kind of cleaning personal care product that people often use in daily life, and it is usually placed in kitchens, toilets and other places. Hand sanitizer is generally stored in a container, and the hand sanitizer is pressed out of the container by pressing a pressing device provided on the top of the container. However, in order to meet the actual needs of users for saving time and convenience and avoiding cross-contamination caused by contact, the existing market Some automatic hand sanitizers use an electric host to suck the hand sanitizer in the liquid storage bottle to achieve the purpose of delivery, reducing the process of manual pressing of the liquid; but the main machine and the liquid storage bottle of the automatic hand sanitizer in the prior art Basically, the connection between the two uses a screw or threaded connection. When replacing the liquid storage bottle, it needs to rotate multiple times, or rotate to the alignment buckle to buckle. The assembly steps are many and cumbersome, which improves the user. The workload reduces the user’s comfort.

Application content

The purpose of this application is to overcome the existing technical defects and provide an assembling structure of a hand sanitizer, which realizes the buckling connection between the liquid storage bottle and the main body casing through an external chuck, which reduces the assembly steps between the two. , And the overall structure is simple.

In order to solve the above technical problems, the present application provides an assembly structure of a hand sanitizer, which includes a main body casing and a liquid storage bottle, and also includes an external chuck buckled at the mouth of the liquid storage bottle. A plurality of raised elastic buckles are arranged on the outer periphery of the upper end of the chuck at intervals, the bottom of the host casing is provided with a groove that is buckled on the outer periphery of the external chuck, and the inner wall of the groove is provided with a number of A first buckle or a groove that is engaged with the elastic buckle in a one-to-one correspondence, one side of the groove is provided with a suction nozzle that extends downward and protrudes from the groove, and the external chuck A concave hole is provided for the suction nozzle to be inserted downward and sealed, and the bottom of the concave hole is provided with a through hole communicating with the inside of the liquid storage bottle.

Further, a concave positioning groove is provided in the middle of the top end of the external chuck, a boss extending downward and inserted into the positioning groove is provided in the middle of the groove, and the suction nozzle is arranged on the convex One side of the platform protrudes downward from the lower end of the boss, and the concave hole is provided on the bottom side of the positioning groove.

Further, the inner wall of the positioning groove is protrudingly provided with two vertically arranged guide posts, and the two guide posts are separately arranged on both sides of the concave hole, and one side of the boss is concavely arranged There is a guide groove matched with the guide column, and the suction nozzle is located in the middle of the guide groove.

Further, the bottom of the positioning groove is also provided with an air hole communicating with the inside of the liquid storage bottle, and the air hole is located beside the concave hole; Side abutting, an air flow channel connecting external air and air holes is provided between the guide column and the suction nozzle.

Further, a radially protruding chuck is provided on the outer side of the upper end of the mouth of the liquid storage bottle, and the outer periphery of the upper end of the external chuck is provided with a cap sleeved on the outer circumference of the mouth of the liquid storage bottle, so A plurality of second buckles spaced apart in a circular array are protrudingly provided on the inner side of the cap-shaped portion, and the second buckles are buckled on the lower end surface of the clamping platform.

Further, the top end of the external chuck is provided with an arc-shaped hole penetrating up and down at a position corresponding to the second buckle.

Further, the outer periphery of the mouth of the liquid storage bottle is further provided with at least one positioning protrusion protruding radially outward from the clamping platform, and the lower end of the cap-shaped portion is provided with a positioning protrusion for the positioning protrusion U-shaped bayonet.

Further, the assembling structure of the hand sanitizer further includes a bottle cap that is covered on the outer periphery of the external chuck for sealing and a rubber stopper that is arranged in the positioning groove for sealing the concave hole and the air hole, so The inner side of the bottle cap is protrudingly provided with a plurality of spin buckles for the elastic buckle to be screwed in, the middle of the spin buckle is provided with a accommodating groove for accommodating the elastic buckle, and one side of the accommodating groove is The opening for the elastic buckle to be screwed into, the opening is provided with a convex arc-shaped limiting point, and the lower end of the rotary buckle corresponding to the side of the opening is provided with an outwardly inclined guiding bevel The other side of the accommodating groove stops the rib of the elastic buckle; the lower end of the rubber plug is protrudingly provided with two plugs respectively inserted into the concave hole and the air hole in a one-to-one correspondence.

A liquid storage bottle is also provided, including a bottle body, an external chuck buckled at the mouth of the bottle body, and a bottle cap that covers the outer periphery of the external chuck, and the outer periphery of the upper end of the external chuck A number of raised elastic buckles are arranged at intervals, and the inner side of the bottle cap is protrudingly provided with a plurality of spin buckles for the elastic buckles to be screwed into; the top of the external chuck is provided with a concave positioning in the middle A groove, and one side of the positioning groove is provided with two concave holes and air holes connecting the inside and outside of the bottle, and the positioning groove is also provided with a rubber plug for sealing the concave holes and the air holes.

Further, a receiving groove for accommodating the elastic buckle is provided in the middle of the spin buckle, and one side of the accommodating groove is an opening for the elastic buckle to be screwed into, and a protrusion is provided at the opening. The lower end of the turnbuckle corresponding to one side of the opening is provided with an outwardly inclined guide bevel, and the other side of the receiving groove stops the rib of the elastic buckle; The lower end of the rubber plug is protrudingly provided with two plugs respectively inserted into the concave hole and the air hole in a one-to-one correspondence.

Further, the outer side of the upper end of the bottle mouth of the bottle body is provided with a radially protruding chuck table, and the outer periphery of the upper end of the external chuck is provided with a cap that is sleeved on the outer circumference of the mouth of the bottle body. A plurality of second buckles spaced apart in a circular array are protrudingly provided on the inner side of the shaped portion, and the second buckles are buckled on the lower end surface of the clamping platform.

This application has the following beneficial effects:

In this application, the external chuck provided on the bottle mouth is buckled, and the buckle provided on the external chuck can be used to realize the buckle connection between the liquid storage bottle and the mainframe casing, so that only the mainframe is needed when the two are assembled. The casing is pressed down and the buckle is installed outside the external chuck. The entire assembly process is simple and labor-saving, reducing the assembly steps between the two, and the overall structure is simple; compared with the existing middle suction nozzle, it is located in the middle of the lower end of the main body casing In this application, in order to avoid the problem of self-rotation after the host is assembled, the suction nozzle at the lower end of the main body casing is arranged on one side of the groove, and a concave hole matching the suction nozzle is provided on the external chuck, thereby The cooperation of the suction nozzle and the concave hole plays the role of rotation positioning; the present application also has the characteristics of simple structure and convenient and quick assembly.

The additional aspects and advantages of this application will be partly given in the following description, which will become obvious from the following description, or be understood through the practice of this application.

Description of the drawings

The drawings described here are used to provide a further understanding of the application, constitute a part of the application, and do not constitute an improper limitation of the application. In the drawings:

Figure 1 is a schematic diagram of the assembly structure of the hand sanitizer in embodiment 1;

2 is an exploded schematic diagram of the assembly structure of the hand sanitizer in Embodiment 1;

FIG. 3 is a schematic diagram of the mainframe casing in Embodiment 1;

4 is a top view of the external chuck in Embodiments 1 and 2;

Figure 5 is a cross-sectional view of the external chuck in Embodiments 1 and 2;

Fig. 6 is a schematic diagram of an external chuck in Embodiments 1 and 2;

7 is a schematic diagram of the body of the liquid storage bottle in Embodiments 1 and 2;

Figure 8 is a schematic diagram of the liquid storage bottle in Embodiment 2;

Figure 9 is an exploded schematic diagram of the liquid storage bottle in embodiment 2;

Figure 10 is a schematic diagram of a bottle cap in an embodiment;

Figure 11 is a schematic diagram of a rubber stopper in an embodiment;

Fig. 12 is a schematic diagram of the rubber plug and the external chuck in the embodiment after being combined.

Detailed ways

In order to fully understand the technical content of the application, the application will be further introduced and illustrated below in conjunction with the drawings and specific embodiments; it should be noted that if there are descriptions of "first" and "second" in the text, It is used to distinguish different components, etc., and does not represent a sequence, nor does it limit that "first" and "second" are different types.

The following will clearly and completely describe the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments; The embodiments in this application, and all other embodiments obtained by those skilled in the art without creative work, fall within the protection scope of this application.

Example 1

As shown in Figures 1 to 7, the assembly structure of the hand sanitizer shown in this embodiment includes a main body casing 1 and a liquid storage bottle 2, and also includes an external card buckled at the mouth 21 of the liquid storage bottle 2 Head 3, the outer periphery of the upper end of the external chuck 3 is provided with two symmetrically arranged elastic buckles 31, and the bottom of the host casing 1 is provided with a groove 11 that is buckled on the outer periphery of the external chuck 3, and the groove 11 Two first buckles 12 or grooves are provided on the inner wall of the elastic buckle 31 in a one-to-one correspondence, and one side of the groove 11 is provided with a suction nozzle 13 extending downward and protruding from the groove 11, The external chuck 3 is provided with a recessed hole 32 for the suction nozzle 13 to be inserted downward and sealed. The recessed hole 32 and the suction nozzle 13 are sealed by interference fit, and the bottom of the recessed hole 32 is provided with the liquid storage bottle 2 Internally connected through hole 321; in actual use, a suction tube needs to be fitted on the suction nozzle, and the lower end of the suction tube passes through the through hole 321 and extends downwards into the bottom of the liquid storage bottle for The liquid in the liquid storage bottle is sucked out; in the above, the external chuck set on the bottle mouth is buckled, and the buckle set on the external chuck can be used to realize the buckle connection between the liquid storage bottle and the main body casing In this way, when the two are assembled, it is only necessary to press the main frame down and buckle outside the external chuck. The entire assembly process is simple and labor-saving, reducing the assembly steps between the two, and the overall structure is simple; compared to the existing There is a way in which the middle suction nozzle is arranged in the middle of the lower end of the main body casing. In this application, in order to avoid the problem of self-rotation after the main body is assembled, the suction nozzle at the lower end of the main body casing is arranged on one side of the groove and on the external chuck A concave hole matched with the suction nozzle is provided, so that the cooperation of the suction nozzle and the concave hole plays a role of rotation positioning.

In this embodiment, the middle of the top end of the external chuck 3 is provided with a positioning groove 33 recessed downwardly into the mouth of the liquid storage bottle, and the middle of the groove 11 is provided with a boss 14 extending downward and inserted into the positioning groove 33. The suction nozzle 13 is provided on one side of the boss 14 and protrudes downward from the lower end of the boss 14, and the concave hole 32 is provided on the bottom side of the positioning groove 33. The cooperation of the boss and the positioning groove facilitates the mainframe and the external connection. Assemble between the chucks; specifically, in order to further realize the accurate alignment and rapid assembly of the suction nozzle and the concave hole, two vertically arranged guide posts 331 are protrudingly provided on the inner wall of the positioning groove 33, and two guide The posts 331 are symmetrically arranged on the two sides of the recessed hole 32. One side of the boss 14 is recessed with a guide groove 141 that can simultaneously accommodate the two guide posts 331 and cooperate with the guide posts 331 to guide. The outer sides of the two guide posts are respectively Abutting on both sides of the guide groove, the suction nozzle 13 is located in the middle of the guide groove 141, so when the boss is inserted into the positioning groove, the guide post and the guide groove must be aligned and guided before they can be inserted downward. The suction nozzle in the middle of the guide groove is inserted into the concave hole between the two guide posts, and the cooperation of the boss and the positioning groove is used to realize the guiding and positioning function; also in order to facilitate the boss to be inserted downwards into the positioning groove, the corners of the guide posts are equalized It is designed as a transition arc, and the corner of the boss in contact with the transition arc of the guide column is also designed as a corresponding matching arc. The smooth characteristics of the two arcs are used to facilitate the assembly between the boss and the positioning groove.

Specifically, the bottom of the positioning groove 33 is also provided with a gas hole 34 communicating with the inside of the liquid storage bottle 2, and when the liquid in the bottle is sucked outward, gas flows into the bottle through the gas hole, and the gas hole 34 is located beside the concave hole 32; After the boss is assembled into the positioning groove, there is a gap (not shown in the figure) between the guide post 331 and the suction nozzle 13 as an air flow channel connecting the outside air and the air hole 34.

Specifically, the outer side of the upper end of the mouth 21 of the liquid storage bottle 2 is provided with a radially protruding chuck 211, and the outer periphery of the upper end of the external chuck 3 is provided with a cap 35 that is sleeved on the outer circumference of the mouth 21 of the liquid storage bottle 2. The elastic buckle 31 is provided on the cap portion 35, the upper end of which is inclined, which is convenient for the first buckle to be pressed downward and elastically compress the elastic buckle backward. The second buckles 351 are distributed at intervals, and the second buckles 351 are buckled on the lower end surface of the chuck table 211, so that the external buckle is buckled at the bottle mouth; in order to facilitate the removal of the external buckle, the external buckle 3 The top end is provided with arc holes 352 penetrating up and down at the positions corresponding to the four second buckles 351. When disassembling, matching tooling (such as a flat-blade screwdriver, etc.) is inserted down to the second card through the arc holes 352 Buckle at 351, and then pry it outward to separate it from the card platform 211.

Specifically, in order to avoid the problem of self-rotation of the external chuck, a positioning protrusion 212 protruding radially outward from the holder 211 is provided on the outer periphery of the mouth of the liquid storage bottle, and the positioning protrusion 212 is provided on the card. A U-shaped bayonet 353 is provided on or below the table and at the lower end of the cap 35 for the positioning protrusion 212 to be locked in, so as to realize the positioning between the liquid storage bottle and the external chuck.

In other embodiments of the present application, as shown in FIGS. 10-12, the assembly structure of the hand sanitizer further includes a bottle cap 4 which is covered on the outer periphery of the external chuck for sealing and is arranged in the positioning groove 33 for sealing. For the rubber stoppers 5 with recessed holes and air holes, the inner side of the bottle cap 4 is symmetrically raised with two spin buckles 41 for the elastic buckles to be screwed in one by one, and the middle of the spin buckles 41 is horizontally provided with a receiving groove for accommodating the elastic buckles 42, and one side of the accommodating groove 42 is an opening for the elastic buckle to be screwed into, and a convex arc-shaped limit point 43 is provided at the opening. After the elastic buckle is screwed into the accommodating groove in the screw, the arc The shape limit point has a certain limit effect, and a certain amount of force needs to be applied during the process of screwing in and out of the elastic buckle to prevent the bottle cap from being easily unscrewed in the reverse direction; corresponding to the screw buckle 41 The lower end of one side of the opening is provided with a guiding bevel 44 inclined outward to guide the elastic buckle and facilitate the elastic buckle to be accurately screwed into the receiving groove. The other side of the receiving groove 42 stops the rib of the elastic buckle 45. Avoid excessive rotation during the screwing process to achieve the purpose of tight fitting. There is also a top post 46 extending downward and inserted into the positioning groove in the middle of the inner side of the bottle cap; the lower end of the rubber stopper 5 is provided with two one One corresponding plug 51 inserted into the recessed hole and the air hole; in the above, the purpose of the bottle cap and the rubber stopper is to ensure the sealing of the liquid storage bottle when the liquid storage bottle is transported or stored separately, first through the rubber stopper The purpose of sealing can be achieved by plugging the recessed holes and air holes and covering the bottle cap. When the main machine casing needs to be buckled on the liquid storage bottle, the bottle cap and rubber stopper can be removed.

In other embodiments of the present application, a complete hand sanitizer is formed by arranging corresponding nozzles, foam generating devices, liquid pumps, gas pumps, or driving mechanisms in the main body casing; specifically, the nozzles are arranged in the main body casing The upper part is arranged toward the outside of the main body casing to spray foam hand sanitizer; the foam generating device is arranged inside the main body casing and includes: a gas-liquid mixing chamber, which communicates with the nozzle; a liquid pump, which is connected to the main body casing The suction nozzle at the lower end is connected by a pipe and is used to suck hand sanitizer from the suction nozzle and pump it into the gas-liquid mixing chamber; a gas pump is used to suck air and pump it into the gas-liquid mixing chamber; and drive Mechanism, which is used to drive the liquid pump and the gas pump, and a sensing device, which is arranged on the mainframe casing and electrically connected to the drive mechanism, the sensing device is used to detect an approaching human body, and After detecting an approaching human body, a start signal for controlling the driving mechanism to drive the liquid pump and the gas pump is generated, so that the air pumped into the gas-liquid mixing chamber is mixed with the hand sanitizer in the gas-liquid mixing chamber to The foamed hand sanitizer is generated, and the generated foamed hand sanitizer is sprayed through the nozzle.

Example 2

As shown in Figures 4 to 12, the liquid storage bottle shown in this embodiment includes a bottle body 20, an external chuck 3 buckled at the mouth 21 of the bottle body 20, and a cover on the external chuck 3 On the outer circumference of the bottle cap 4, two symmetrically arranged elastic buckles 31 are provided on the outer circumference of the upper end of the external chuck 3, and the inner side of the bottle cap 4 is provided with two symmetrical protrusions for the elastic buckles to screw in one by one. The turnbuckle 41, the middle of the turnbuckle 41 is horizontally provided with a receiving groove 42 for accommodating the elastic buckle, and one side of the receiving groove 42 is an opening for the elastic buckle to be screwed into, and a convex arc-shaped limit stop is provided at the opening. Point 43, after the elastic buckle is screwed into the receiving groove in the spin buckle, the arc-shaped limit point is used to limit the position, and a certain amount of force needs to be applied during the process of screwing in and unscrewing the elastic buckle It can be completed to prevent the bottle cap from being easily unscrewed in the reverse direction; the lower end of the turning buckle 41 corresponding to the opening side is provided with an outwardly inclined guiding bevel 44 to guide the elastic buckle and facilitate the accurate screwing of the elastic buckle In the accommodating groove, the other side of the accommodating groove 42 stops the retaining edge 45 of the elastic buckle, avoiding excessive rotation during the screwing process, and achieving the purpose of tight fitting; when the liquid storage bottle is transported or stored separately, in order to ensure The liquid storage bottle can be sealed by closing the bottle cap to achieve the purpose of sealing. When the liquid storage bottle needs to be assembled on the corresponding hand sanitizer machine, the cap can be removed, and the external chuck and hand sanitizer machine can be used. The mainframe in the buckle.

Specifically, the external chuck 3 is provided with a concave hole 32 into which the suction nozzle 13 is inserted downward, and the bottom of the concave hole 32 is provided with a through hole 321 communicating with the inside of the liquid storage bottle 2, and the middle of the top end of the external chuck 3 A positioning groove 33 recessed downwardly into the mouth of the liquid storage bottle is provided. The concave hole 32 is provided on the bottom side of the positioning groove 33. On the inner wall of the positioning groove 33, two vertical guide posts 331 are protrudingly provided. , And two guide posts 331 are symmetrically arranged on both sides of the concave hole 32, and the bottom of the positioning groove 33 is also provided with an air hole 34 communicating with the inside of the bottle body 20. When the liquid in the bottle is sucked outward, it flows into the bottle through the air hole Gas, the air hole 34 is located beside the recessed hole 32, and a top post 46 extending downwards and inserted into the positioning groove is provided in the middle of the inner side of the bottle cap; and the positioning groove 33 is also provided with a rubber plug 5 for sealing the recessed hole and the air hole. , The lower end of the rubber plug 5 is protrudingly provided with two plug rods 51 respectively inserted into the concave hole and the air hole in a one-to-one correspondence, and the plug rod and the hole are sealed by interference fit.

In this embodiment, the outer side of the upper end of the bottle mouth 21 of the bottle body 20 is provided with a radially protruding chuck 211, and the outer periphery of the upper end of the external chuck 3 is provided with a cap 35 that is sleeved on the outer circumference of the bottle mouth 21. The cap 35 Four second buckles 351 distributed in a circular array are provided on the inner side of the bulge. The second buckles 351 are buckled on the lower end surface of the buckle 211, so that the external buckle is buckled at the bottle mouth; Remove the external chuck, the top of the external chuck 3 is provided with an arc-shaped hole 352 penetrating up and down at the position corresponding to the second buckle 351. When disassembling, the matching tool (such as a flat-blade screwdriver, etc.) passes through the arc The hole 352 is inserted downward to the second buckle 351, and then pried outward to separate it from the chuck table 211.

Specifically, in order to avoid the problem of self-rotation of the external chuck, a positioning protrusion 212 protruding radially outward from the holder 211 is provided on the outer periphery of the mouth of the liquid storage bottle, and the positioning protrusion 212 is provided on the card. A U-shaped bayonet 353 is provided on or below the table and at the lower end of the cap 35 for the positioning protrusion 212 to be locked in, so as to realize the positioning between the bottle body and the external chuck.

The technical solutions provided by the embodiments of the present application are described in detail above. Specific examples are used in this article to describe the principles and implementation manners of the embodiments of the present application. Principle; At the same time, for those of ordinary skill in the art, according to the examples of this application, there will be changes in the specific implementation and the scope of application. In summary, the content of this specification should not be construed as limiting the application.

Claims

An assembling structure of a hand sanitizer, comprising a main machine casing and a liquid storage bottle, and is characterized in that it further comprises an external chuck buckled at the mouth of the liquid storage bottle, and the outer periphery of the upper end of the external chuck is spaced apart There are a number of raised elastic buckles, the bottom of the host casing is provided with a groove that is buckled on the outer periphery of the external chuck, and the inner wall of the groove is provided with several elastic buckles. The buckles correspond to the first buckles or grooves for one-to-one engagement. One side of the groove is provided with a suction nozzle that extends downward and protrudes from the groove. The external chuck is provided with A concave hole into which the suction nozzle is inserted downward, and the bottom of the concave hole is provided with a through hole communicating with the inside of the liquid storage bottle.
The assembly structure of the hand sanitizer according to claim 1, wherein a concave positioning groove is provided in the middle of the top end of the external chuck, and the middle of the groove is provided with a downwardly extending and inserted positioning groove. The boss in the groove, the suction nozzle is arranged on one side of the boss and protrudes downward from the lower end of the boss, and the concave hole is arranged on the bottom side of the positioning groove.
The assembling structure of the hand sanitizer according to claim 2, wherein the inner wall of the positioning groove is protrudingly provided with two vertically arranged guide posts, and the two guide posts are separately arranged in the concave On both sides of the hole, one side of the boss is recessed with a guide groove that cooperates with the guide column, and the suction nozzle is located in the middle of the guide groove.
The assembly structure of the hand sanitizer according to claim 3, wherein the bottom of the positioning groove is further provided with an air hole communicating with the inside of the liquid storage bottle, and the air hole is located beside the concave hole; The outer sides of the guide post are in contact with both sides of the guide groove respectively, and an air flow channel connecting the outside air and the air hole is provided between the guide post and the suction nozzle.
The assembling structure of the hand sanitizer according to claim 4, characterized in that the outer side of the upper end of the bottle mouth of the liquid storage bottle is provided with a radially protruding chuck, and the outer periphery of the upper end of the external chuck is provided with a sleeve The cap-shaped portion on the outer periphery of the mouth of the liquid storage bottle, the inner side of the cap-shaped portion is protrudingly provided with a plurality of second buckles distributed at intervals in an annular array, and the second buckles are buckled on the buckle The lower end of the table.
The assembly structure of the hand sanitizer according to claim 5, wherein the top end of the external chuck is provided with an arc-shaped hole penetrating up and down at a position corresponding to the second buckle.
The assembling structure of the hand sanitizer according to claim 6, wherein the outer periphery of the mouth of the liquid storage bottle is further provided with at least one positioning convex point protruding radially outward from the card table, and the The lower end of the cap-shaped part is provided with a U-shaped bayonet for the positioning convex point to be clamped in.
The assembling structure of the hand sanitizer according to claim 7, characterized in that it further comprises a bottle cap covering the outer periphery of the external chuck for sealing, and a bottle cap arranged in the positioning groove for sealing the concave hole The inner side of the bottle cap is protrudingly provided with a plurality of spin buckles for the elastic buckle to be screwed into, and the middle of the spin buckle is provided with a receiving groove for accommodating the elastic buckle, and One side of the accommodating groove is an opening for the elastic buckle to be screwed in, a convex arc-shaped limit point is provided at the opening, and a lower end of the rotary buckle corresponding to the side of the opening is provided with A guiding oblique side is arranged obliquely outside, the other side of the receiving groove stops the retaining edge of the elastic buckle; the lower end of the rubber plug is provided with two protrusions that are respectively inserted into the concave holes and the air holes in a one-to-one correspondence Inside the plug.
A liquid storage bottle, characterized in that it comprises a bottle body, an external chuck buckled at the mouth of the bottle body, and a bottle cap covering the outer periphery of the external chuck. The upper end of the external chuck A number of raised elastic buckles are provided at intervals on the outer circumference, and the inner side of the bottle cap is protrudingly provided with a plurality of spin buckles for the elastic buckles to be screwed into; A positioning groove, and one side of the positioning groove is provided with two concave holes and air holes that connect the inside and outside of the bottle, and the positioning groove is also provided with a rubber plug for sealing the concave holes and the air holes.
The liquid storage bottle according to claim 9, wherein a receiving groove for accommodating the elastic buckle is provided in the middle of the spin buckle, and one side of the accommodating groove is for the elastic buckle to be screwed into The opening of the opening is provided with a convex arc-shaped limit point, the lower end of the turnbuckle corresponding to one side of the opening is provided with a guiding bevel that is inclined outward, and the other of the accommodating groove The side stops the retaining edge of the elastic buckle; the lower end of the rubber plug is protrudingly provided with two plug posts respectively inserted into the concave hole and the air hole in a one-to-one correspondence.