CN213606043U - Sealing structure of hand sanitizer foam dispenser - Google Patents

Abstract

The utility model relates to a sealing structure of a hand sanitizer foam dispenser, which comprises a machine body and a liquid storage cup; the machine body comprises a machine body base, a shell and a cover plate, wherein a battery bin and a connector are arranged on the machine body base, a through hole for the connector on the machine body base to pass through is formed in the cover plate, a first convex ring is arranged on the lower side surface of the machine body base, a second convex ring matched with the first convex ring is arranged on the upper side surface of the cover plate, and the first convex ring and the second convex ring are detachably connected; a sealing gasket is arranged in the first convex ring of the machine body base, and the end surface of the second convex ring is abutted against the sealing gasket; the liquid storage cup is connected to the shell, a first sealing ring is arranged between the liquid storage cup and the cover plate, a second sealing ring is arranged between the cover plate and the machine body seat, and the battery bin is arranged on the periphery of the first convex ring and located on the inner side of the second sealing ring. Prevent oozing of liquid soap through seal gasket and first sealing washer, prevent the entering of liquid in the battery compartment through the structural design of seal gasket and second sealing washer and battery compartment.

Description

Sealing structure of hand sanitizer foam dispenser

Technical Field

The utility model belongs to the technical field of liquid soap distributing device, a liquid soap distributing device who produces the foam is related to, specifically is a seal structure that liquid soap goes out bubble ware.

Background

The hand sanitizer is a washing product frequently used in daily life of people, has the functions of cleaning and protecting skin when being used for washing hands, and can play the roles of disinfection and sterilization by using certain specific components. The cleaning composition is typically stored in a container that is pressed out by pressing a pressing device provided at the top of the container. In washing hands, the pressed liquid soap is usually applied to the part to be washed, the two parts are repeatedly kneaded until the liquid soap foams, and then the liquid soap is washed clean by tap water. However, the extrusion amount of the hand sanitizer cannot be guaranteed, and the hand sanitizer needs to be extruded again when the extrusion amount is too small, so that the hand sanitizer is inconvenient to use.

Therefore, the extrusion device adopting infrared automatic induction is designed, and the infrared hand sanitizer extruder realizes extrusion by adopting a circuit to control an electric hydraulic pump, realizes quantitative extrusion of the hand sanitizer, and realizes quantitative extrusion once after each starting electric signal is generated. Although the extrusion device with the structure solves the problem of extrusion amount, the hand sanitizer is sprayed in a liquid state, and a user can use the hand sanitizer after kneading and foaming the hand sanitizer, so that the waste of the hand sanitizer is easily caused.

Therefore, the gas-liquid mixing foaming device for spraying the hand sanitizer in a foam state is designed, the hand sanitizer of the gas-liquid mixing foaming device on the market mainly adopts a foaming pump to pump outside air and the hand sanitizer, then foams are generated in a gas-liquid mixing structure cavity provided with a separation net, and finally the foams are sprayed in a foam state, so that the automatic generation of the hand sanitizer foams is realized, and the cross infection caused by the contact of hands is effectively avoided.

The gas-liquid mixing device is filled with the hand sanitizer, so that the hand sanitizer needs to be sealed to prevent from seeping out, and meanwhile, the use environment of the gas-liquid mixing device is mostly a kitchen and a toilet with water, so that the gas-liquid mixing device needs to well prevent external water from seeping, and particularly prevents the external water from entering a built-in battery bin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sealing structure of liquid soap bubbler, this sealing structure prevents that liquid soap from oozing and during liquid gets into built-in battery compartment when guaranteeing that organism and stock solution cup are connected.

In order to achieve the above purpose, the present invention is realized by the following technical solution.

The technical scheme of the utility model is a sealing structure of a hand sanitizer foam dispenser, which comprises a machine body and a liquid storage cup;

the machine body comprises a machine body base, a shell and a cover plate, wherein the shell is connected with the machine body base in an installing mode, a battery bin and a connector are arranged on the machine body base, a through hole for the connector on the machine body base to penetrate through is formed in the cover plate, a first convex ring is arranged on the lower side face of the machine body base, a second convex ring matched with the first convex ring is arranged on the upper side face of the cover plate, and the first convex ring and the second convex ring are detachably connected; a sealing gasket is arranged in the first convex ring of the machine body base, and the end surface of the second convex ring is abutted against the sealing gasket;

the liquid storage cup is detachably connected to the shell or the machine body seat, a first sealing ring is arranged between the liquid storage cup and the cover plate, a second sealing ring is arranged between the cover plate and the machine body seat, the second sealing ring is located at the edge of the upper side face of the cover plate, and the battery compartment is arranged on the periphery of the first convex ring and located on the inner side of the second sealing ring.

The technical effect of this technical scheme is, adopt detachable to connect, conveniently change battery and add the liquid soap in the battery compartment, prevent oozing of liquid soap through seal gasket and first sealing washer, prevent the entering of liquid in the battery compartment through the structural design of seal gasket and second sealing washer and battery compartment.

In one example of the technical solution, a second convex ring on the cover plate is arranged at the circumferential position of the through hole, and the diameter of the outer wall of the second convex ring is smaller than that of the inner wall of the first convex ring, so that the second convex ring can be inserted into the first convex ring.

In one example of this solution, the first male ring and the second male ring are connected by a rotary retaining buckle.

Furthermore, the inside wall of first bulge loop is equipped with first fixed pin thread, and the lateral wall of second bulge loop is equipped with first fixed box, and first bulge loop and second bulge loop are connected through the cooperation of first fixed pin thread with first fixed box.

In one example of this solution, the interface on the body mount is located inside the first collar, and the interface comprises an upper interface part on the upper side of the body mount for communicating with the foam pump, and a lower interface part on the lower side of the body mount for connecting with the pipette.

In one example of this solution, a battery tab cover that fits the battery compartment is mounted on the upper side of the cover plate.

In one example of this solution, the reservoir cup is attached to the housing using a rotating retaining buckle or threads.

Furthermore, the inner side wall of the shell is provided with a second fixed female buckle, the outer side of the liquid storage cup is provided with a second fixed male buckle, and the liquid storage cup is connected to the shell through the cooperation of the second fixed male buckle and the second fixed female buckle.

In an example of the technical scheme, an internal thread is arranged on the inner side wall of the shell, an external thread is arranged on the outer side of the liquid storage cup, and the liquid storage cup is connected to the shell through the internal thread and the external thread in a matching mode.

In an example of the technical scheme, a sealing groove for fixing a first sealing ring is arranged on the cover plate, and the opening end face of the liquid storage cup is tightly pressed on the first sealing ring.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and the drawings in the following description are only directed to some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is an overall view of a hand sanitizer dispenser of an embodiment of the present application.

Fig. 2 is a cross-sectional view of a dispenser according to an embodiment of the present application.

Fig. 3 is an exploded view of a dispenser according to an embodiment of the present application.

Fig. 4 is an exploded view of a dispenser according to an embodiment of the present application.

Fig. 5 is a structural view of a cover plate and a body mount of a dispenser according to an embodiment of the present application.

Fig. 6 is a structural view of a cover plate and a body mount of a dispenser according to an embodiment of the present application.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of 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 is not within the scope of the present disclosure.

In the following description, suffixes such as "module", "part", "assembly", or "unit" are used only for convenience of description of the present invention, and do not have a specific meaning by themselves, and thus may be used mixedly.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the embodiment is a hand sanitizer dispenser, which includes a dispenser body 10 and a reservoir cup 21, the reservoir cup is connected below the dispenser body and is mainly used for storing a hand sanitizer, the dispenser body is used for drawing the hand sanitizer from the reservoir cup and spraying the hand sanitizer in a foam state, and the dispenser body refers to a part except for the reservoir cup.

As shown in fig. 2 to 6, the machine body includes a machine body seat 11, a casing 12, a control circuit board 13, a foaming pump 15 of a foam outlet 14 and a cover plate 16, wherein a battery compartment 111 is arranged on the machine body seat, and a battery 19 is arranged in the battery compartment and supplies power for the operation of the machine body; the foaming pump is installed on the machine body base 11 through a pump support 151, the motor 17 is connected below the foaming pump, the motor is used for driving, when the foaming pump works, the hand sanitizer is extracted from the liquid storage cup, meanwhile, outside air is extracted, air and the hand sanitizer are generated into foam through a gas-liquid mixing structure in a foaming chamber of the foaming pump, and the foam is discharged from an outlet 152 of the foaming pump 15 and is ejected from the foam outlet 14 through a hose. Since the invention of this embodiment is not the foaming pump, the adopted foaming pump belongs to the prior art and can be obtained by market purchase, and the detailed structure and principle of the foaming pump will not be described in detail in this embodiment

The foam outlet 14 is arranged on the shell, the foam outlet comprises a shell 141, an infrared sensor 142 and a foam outlet 143, the foam outlet and the sensor are arranged on the shell, the foam outlet 143 is communicated with an outlet 152 of the foaming pump 15 through a hose, the sensor 142 is connected with the control circuit board 13, when the foam outlet processes the working state, the hand is extended into the range of the sensor, the sensor detects the existence of the hand, a sensing signal is generated to the control circuit board, the starting motor drives the foaming pump to work, the generated foam is ejected to the hand from the foam outlet, and the ejection amount of the foam can be controlled by setting the program of the control circuit board to adjust the working duration of the motor 17.

The control circuit board 13 is installed on the machine body seat, the shell 12 is fixedly installed on the machine body seat, a sealing ring 120 is further arranged between the shell and the machine body seat, the control circuit board, the foaming pump and the motor are all arranged in a cavity defined by the shell and the machine body seat, a power key 121 is arranged at the top of the shell 12 and used for triggering a starting or closing instruction of the control circuit board, and the foam outlet device is started or closed.

The cover plate 16 is provided with a through hole 161 for the interface of the body mount and the pipette 117 to pass through. Stock solution cup 21 is connected on casing or organism seat with detachable mode, and detachable mode can be the connected mode or the threaded connection mode of the fixed knot of rotation type, and further compresses tightly the apron on the organism seat, is equipped with first sealing washer 210 between stock solution cup and apron, and first sealing washer makes and seals between stock solution cup and the apron.

In this embodiment, specifically, a second rotary male fastener 211 is disposed on an outer side wall of the liquid storage cup 21, correspondingly, a second rotary female fastener 122 matched with the second rotary male fastener 211 is disposed on an inner side wall of the housing 12, a sealing groove 163 for fixing the first sealing ring 210 is disposed on the cover plate 16, and an opening end surface of the liquid storage cup is pressed against the first sealing ring 210. In other examples, the inner side wall of the shell is provided with internal threads, the outer side of the liquid storage cup is provided with external threads, and the liquid storage cup is connected to the shell through the matching of the internal threads and the external threads.

In order to increase the stability and the sealing performance between the cover plate and the body base, a first convex ring 112 is arranged on the lower side surface of the body base 11, a second convex ring 162 matched with the first convex ring is arranged on the upper side surface of the cover plate 16, the diameter of the first convex ring is larger than that of the second convex ring, and the first convex ring and the second convex ring are connected through a rotary fixing buckle. The sealing gasket 113 is provided inside the first convex ring of the housing, the sealing gasket 113 may be fixed to the surface of the housing 11 by adhesion, and the end surface 162a of the second convex ring 162 abuts against and is pressed against the sealing gasket 113.

The inside wall of first bulge loop 112 is equipped with first fixed pin 1121, and the outside wall of second bulge loop 162 is equipped with first fixed box 1621, and first bulge loop and second bulge loop are connected through the cooperation of first fixed pin and first fixed box to make apron 16 can connect on organism seat 11. The interface on the body seat is arranged at the position inside the first convex ring and comprises an upper interface part 114a positioned on the upper side surface of the body seat and used for being communicated with the foaming pump and a lower interface part 114b positioned on the lower side surface of the body seat and used for being connected with a pipette, the upper interface part 114a is communicated with the lower interface part 114b, and the upper interface part is communicated with an inlet 153 of the foaming pump 15 through a hose.

An air vent 115 is further disposed inside the first protruding ring 112 of the body base 11, and the air vent keeps the air pressure in the liquid storage cup balanced with the external air pressure. The one-way valve can be arranged in the vent hole or in an air inlet channel connected with the vent hole, so that outside air can enter the liquid storage cup through the one-way valve, and meanwhile, hand sanitizer is prevented from leaking from the vent hole.

The battery pole piece cover 116 matched with the battery bin 111 is installed on the upper side face of the cover plate 16, the battery pole piece cover is composed of a battery bin cover plate and electrode plates fixed on the battery bin cover plate, after the cover plate is connected with the machine body seat, the battery pole piece cover is aligned with the battery bin, meanwhile, the electrode plates are in contact with electrodes of batteries, a plurality of batteries in the battery bin are connected in series, the position of the battery bin is located on the periphery of the first convex ring, and liquid soap can be prevented from permeating into the battery bin under the action of the sealing gasket 113. In order to further prevent external liquid from penetrating into the battery compartment, a second sealing ring 160 is disposed between the cover plate and the body seat, and the second sealing ring 160 is located at the side edge of the cover plate and the periphery of the battery compartment.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims (10)

1. A sealing structure of a hand sanitizer foam dispenser is characterized by comprising a machine body and a liquid storage cup;

the machine body comprises a machine body seat, a shell and a cover plate, wherein the shell is connected with the machine body seat in an installing way, the machine body seat is provided with a battery bin and an interface, and the cover plate is provided with a through hole for the interface on the machine body seat to pass through;

a first convex ring is arranged on the lower side surface of the machine body base, a second convex ring matched with the first convex ring is arranged on the upper side surface of the cover plate, and the first convex ring and the second convex ring are detachably connected;

a sealing gasket is arranged in the first convex ring of the machine body base, and the end surface of the second convex ring is abutted against the sealing gasket;

the liquid storage cup is detachably connected to the shell or the machine body seat, a first sealing ring is arranged between the liquid storage cup and the cover plate, a second sealing ring is arranged between the cover plate and the machine body seat, the second sealing ring is located at the edge of the upper side face of the cover plate, and the battery compartment is arranged on the periphery of the first convex ring and located on the inner side of the second sealing ring.

2. The sealing structure for a dispenser of hand sanitizer according to claim 1, wherein a second collar is provided on the cover plate at a circumferential location of the through-hole, the second collar having an outer wall diameter smaller than an inner wall diameter of the first collar so that the second collar is insertable into the first collar.

3. The sealing structure for a dispenser of hand sanitizer according to claim 2, wherein the first collar is connected to the second collar by a rotating retaining clip.

4. The sealing structure of a dispenser of claim 3, wherein the first collar has a first male fastener on an inner sidewall thereof, the second collar has a first female fastener on an outer sidewall thereof, and the first collar and the second collar are coupled to the first female fastener by the first male fastener.

5. A sealing arrangement for a dispenser according to claim 1, wherein the mouthpiece on the housing is located within the first collar, the mouthpiece comprising an upper mouthpiece portion on the upper side of the housing for communication with the foaming pump and a lower mouthpiece portion on the lower side of the housing for connection with a pipette.

6. The sealing structure of a dispenser as claimed in claim 1, wherein a battery plate cover is mounted on the upper side of the cover plate to engage with the battery compartment.

7. The sealing arrangement for a dispenser of hand sanitizer according to claim 1, wherein the reservoir cup is attached to the housing by a rotatable retaining clip or screw.

8. The sealing structure of a dispenser of hand sanitizer according to claim 7, wherein a second female fastener is provided on an inner side wall of the housing, and a second male fastener is provided on an outer side of the liquid storage cup, and the liquid storage cup is connected to the housing by the engagement of the second male fastener with the second female fastener.

9. The sealing structure of a dispenser for hand sanitizer according to claim 7, wherein the housing has an internal thread on an inner side wall thereof, and the liquid cup has an external thread on an outer side thereof, the liquid cup being connected to the housing by the internal thread and the external thread.

10. A sealing arrangement for a hand sanitizer dispenser according to claim 1, wherein the cover plate is provided with a sealing groove for securing the first sealing ring, and the open end of the reservoir cup is pressed against the first sealing ring.

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