WO2022028179A1

WO2022028179A1 - Wireless sterilization device

Info

Publication number: WO2022028179A1
Application number: PCT/CN2021/104484
Authority: WO
Inventors: 徐毅珍
Original assignee: 徐毅珍
Priority date: 2020-08-05
Filing date: 2021-07-05
Publication date: 2022-02-10
Also published as: CN114053470A

Abstract

The present application provides a wireless sterilization device, comprising a housing provided with a grip hole and a through hole, a spray end part being fixed to the through hole in a sleeved manner; and further comprising an air inlet motor, a liquid conveying pipe, a spray pipe unit, and a liquid storage unit which are provided in the housing. The spray pipe unit has a first pipe end communicated with the spray end part, a second pipe end connected to an air outlet pipe of the air inlet motor, and a third pipe end downwardly fixed to the liquid storage unit in a sleeved manner; the liquid conveying pipe extends out of the liquid storage unit to penetrate into the spray pipe unit; the spray end part is provided with a spray head structure; after the air inlet motor is driven, blast air can be blown into the spray pipe unit to generate airflow pressure differences at all pipe ends of the spray pipe unit, so as to push sterilization liquid in the liquid storage unit to a first spray end, located on the outer side of a spray port, of the spray head structure, and high-pressure spray flow is guided to a second spray end, located on the outer side of the spray port, of the spray head structure, such that after air and the sterilization liquid are converged at the outer side of the spray port, spray sterilization is implemented.

Description

Wireless Sterilizer

This application claims the priority of the Chinese patent application with the application number of 202010776568.8 and the invention titled "Wireless Sterilization Device" filed with the China Patent Office on August 5, 2020, the entire contents of which are incorporated into this application by reference.

technical field

The present application relates to spraying and sterilization technology, in particular to a portable wireless sterilization device that can be held with one hand, has more detailed sterilization efficiency and better spray sterilization effect than the sprayer in the prior art.

Background technique

Existing disinfectant sprayers can be used for spraying effects, but there is a gap between the degree of detail and the convenience of use, resulting in poor effectiveness of the disinfectant. More specifically, many people currently use one-handed Holding the spray bottle means putting disinfectant into the spray bottle for environmental spraying and disinfection, but this method of holding the spray bottle with one hand can spray and disinfect more carefully, but the spraying distance is short, and it is relatively For large indoor (or outdoor), it highlights the problem of low spraying efficiency, and the particle size of the sprayed sterilization liquid is still large. On the contrary, although another knapsack sprayer has better sterilization effect , but if people are burdened with heavy disinfectant buckets, it will be more inconvenient to use. It can be seen that the existing disinfection sprayers have gaps in terms of detail and convenience of use. Therefore, How to propose a hand-held sterilization device that can have both detailed spraying and easy-to-use is still a problem to be solved.

SUMMARY OF THE INVENTION

In view of this, the present application proposes a wireless sterilization device. According to an embodiment of the present application, the wireless sterilization device mainly includes: a casing, one end of the casing is provided with a handle hole, and the other end of the casing is A through-hole is provided, and the through-hole is a built-in spray end; a first control circuit, a second control circuit, an air intake motor, an infusion pipe, a spray pipe unit, a storage a liquid unit, and a power supply unit coupled to the second control circuit; a first pipe end of the nozzle unit is connected to the nozzle end, and a second pipe end of the nozzle unit is connected to an air outlet of the air intake motor A third pipe end of the nozzle unit is set down to solidify the liquid storage unit, and another infusion pipe extends from the liquid storage unit and penetrates into the nozzle unit. The spray end part and the inner space of the air outlet pipe communicate with each other, the air intake motor is electrically connected to the first control circuit, and the first control circuit is coupled to the second control circuit; the spray end part has a spray head structure, and the spray head structure consists of a set of The inner sleeve of the cylinder is composed of a hollow fin wheel, a threaded part protruding from the sleeve, and a water conduit seat connected with the threaded part. A water guide pipe, one end of the sleeve is fixed on the first pipe end of the nozzle unit, and each fin of the fin wheel is partially exposed on the other end of the sleeve; after the air intake motor is driven, the blower can blow into the nozzle unit, the siphon phenomenon occurs at each pipe end of the nozzle unit, and the airflow pressure difference is generated, and then a sterilization liquid in the liquid storage unit is sucked into the water guide pipe, and the nozzle structure is located outside the nozzle. When a spray end is pushed, the air is guided to a second spray end outside the spray nozzle by the flow channel space formed by the fins of the fin wheel, so that the air and the sterilizing liquid converge on the outside of the spray nozzle. Then, spray sterilization is realized, which has the beneficial effects of detailed spraying and convenient use.

The details of other functions and embodiments of the present application are described below with reference to the accompanying drawings.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments described in this application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

1 is a three-dimensional external view of an embodiment of the present application;

2 is a schematic exploded perspective view of an embodiment of the present application;

3 is a side view of the internal structure of an embodiment of the present application;

4 is a perspective view of an internal structure of an embodiment of the present application;

Figure 5 is a side view of an embodiment of the application;

6 is a partial enlarged schematic view of a spray tip according to an embodiment of the present application;

7 is a schematic exploded view of the structure of a spray tip according to an embodiment of the present application;

FIG. 8 is an implementation schematic diagram of another embodiment of the present application.

Symbol Description

10 wireless sterilization device, 11 housing,

111 handle hole, 112 through hole,

113 Air intake baffle, 1131 Air-permeable part,

1132 filter screen retaining wall, 1133 filter screen,

1134 group joint, 114 round side plate,

1141 relative assembly part, 12 spray end part,

121 nozzle structure, 122 sleeve,

123 fin wheel, 1231 fin,

124 screw part, 125 aqueduct seat,

126 water guide pipe, 127 wheel back ring plate,

S1 first spray end, S2 second spray end,

13 first control circuit, 14 intake motor,

141 air outlet pipe, 15 second control circuit,

151 push switch, 16 nozzle unit,

17 liquid storage unit, W water level window,

18 infusion tube, 191 battery room structure,

192 Second battery compartment structure.

detailed description

The foregoing and other technical contents, features and effects of the present application will be clearly presented in the following detailed description of a preferred embodiment with reference to the accompanying drawings. The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or rear, etc., are only referring to the directions of the drawings. Accordingly, the directional terms used are illustrative and not limiting of the present application.

Please refer to FIG. 1 to FIG. 7 , which are respectively a three-dimensional appearance view, a three-dimensional exploded schematic view, a side view of the internal structure, a three-dimensional view of the internal structure, a side view, a partial enlarged schematic view of the spray tip, and a spray tip according to an embodiment of the present application. The schematic exploded view of the structure of the present embodiment, the wireless sterilization device 10 of this embodiment mainly includes a casing 11 , and also includes a spray end 12 , a first control circuit 13 , and an air intake motor all disposed inside the casing 11 . 14. A second control circuit 15, a nozzle unit 16, a liquid storage unit 17, an infusion tube 18 and a power supply unit, wherein the function of each component or the connection relationship between each other is described as follows:

One end of the casing 11 is provided with a handle hole 111 , and the other end is provided with a through port 112 , and the through port 112 is a sleeve of the inherent spray end 12 , and the handle hole 111 can be used by the user to hold the wireless sterilization device 10 with one hand. , has the advantageous effect of being convenient to carry and hold easily, and as can be seen from the drawings, the housing 11 is mainly composed of an upper cover and a lower cover of the flip-down type.

The first control circuit 13 is electrically connected to the intake motor 14, and the first control circuit 13 is coupled to the second control circuit 15. The intake motor 14 is mainly controlled by the first control circuit 13, and the drive of the intake motor 14 is related to the Otherwise, it is indirectly controlled by the second control circuit 15, and this application proposes two control circuits as an example to avoid the problem of motor overheating due to the concentration of higher-power components on the same circuit board (PCB). , and when the motor is overheated, it may also have an associated effect on the circuit board, causing the circuit board to overheat. Therefore, the control circuit (control program) belonging to the intake motor 14 is integrated on the first control circuit 13 .

A first pipe end of the nozzle unit 16 is connected to the nozzle end 12 , a second pipe end of the nozzle unit 16 is connected to an air outlet pipe 141 of the air intake motor 14 , and a third pipe end of the nozzle unit 16 is connected. The end of the pipe is sleeved with the liquid storage unit 17 downward, and the infusion pipe 18 extends upward from the liquid storage unit 17 and penetrates into the nozzle unit 16 (the part of the infusion pipe 18 extending into the nozzle unit 16 is not shown), Through the two ends of the infusion tube 18, the spray end 12, the air outlet tube 141 and the internal space of the liquid storage unit 17 can be communicated with each other.

As shown in FIG. 7 , the spray tip 12 has a spray head structure 121 . The spray head structure 121 is formed by a sleeve 122 with a hollow fin wheel 123 , a threaded portion 124 protruding from the sleeve 122 , and a hollow fin wheel 123 . The threaded portion 124 is connected with a water conduit base 125. The other end of the water conduit base 125 is formed with a water conduit pipe 126. The water conduit pipe 126 is used to connect the infusion pipe 18. One end of the sleeve 122 is fixed on the spray pipe. At the first pipe end of the pipe unit 16, each fin 1231 of the fin wheel 123 is partially exposed on the other end of the sleeve 122 (as shown in the second spray end S2 in FIG. 6). Preferably, the spray head structure 121 may further include A back ring plate 127 is overlapped with the other end of the fin wheel 123 .

As shown in FIG. 2 to FIG. 4 , the function of the intake motor 14 is to promote the flow of air. After the intake motor 14 is driven, the blowing air can be blown into the nozzle unit 16 , so that each pipe end of the nozzle unit 16 can generate air. siphon phenomenon, and the air pressure difference is generated, and then a sterilizing liquid in the liquid storage unit 17 is sucked into the water guide pipe 126, and pushed to a first spray end S1 of the nozzle structure 121 outside the nozzle, and the air is pushed by the fins The flow channel space formed between the fins 1231 of the wheel 123 guides the flow to a second spray end S2 of the spray head structure 121 located outside the spray nozzle, that is, as shown in FIG. 6 , the second spray end S2 may be partially exposed The gap between the fins 1231 of the fin wheel 123 of the sleeve 1211 (the gap is extended from the flow channel space between the two fins), so that the air and the sterilizing liquid converge on the outside of the nozzle, and the air and the The frictional force and impact force generated by the two sterilizing liquids separate the sterilizing liquid into fine droplets and atomize them, thereby realizing spray sterilization. Preferably, when the air inlet motor 14 of the wireless sterilizing device 10 is activated , the high-pressure jet (air) is first sprayed from the first spray end S1, and the sterilizing liquid is sprayed from the second spray end S2 (that is, the air is discharged first and then the water is discharged), and the high-speed air is used to break the sterilizing liquid, so that the The method of reducing the particle size of the sterilization liquid can cause the sterilization liquid with a smaller particle size to be sprayed, so that the contact area of the sterilization liquid is larger, and the reaction efficiency after the spraying of the sterilization liquid becomes faster. It means that the spray sterilization efficiency is more detailed than that of the prior art sprayer, and while taking into account the spray effect, the consumption of the sterilizing liquid can also be saved, and the full use of the sterilizing liquid can be achieved.

As shown in FIG. 1 and FIG. 5 , preferably, a water level window W can be opened on the side of the housing 11 relative to the position of the liquid storage unit 17 to view the water level of the sterilizing liquid in the liquid storage unit 17, so it is convenient to use. The operator judges whether the sterilizing liquid needs to be supplemented, or whether another bottle of the liquid storage unit 17 needs to be replaced.

As shown in FIGS. 2 to 4 , preferably, a sound-absorbing sponge (not shown in the drawings) may be provided inside the casing 11 near the intake motor 14 , which is used to lower the intake motor 14 from operating noise generated.

Preferably, a battery chamber structure 191 for placing the power supply unit can be formed inside the casing 11 relative to the position of the power supply unit, and a second battery chamber structure 192 is disposed adjacent to the aforementioned battery chamber structure 191 . , wherein, the power supply unit can be, for example, one or more lithium batteries. If the power supply unit is composed of two lithium batteries, the aforementioned two battery chamber structures (191, 192) can respectively place the lithium batteries of the power supply unit, but Not limited to this.

In an embodiment of the present application, the wireless sterilization device 10 may further include a push switch 151 or a touch switch (not shown in the figure) that is half exposed to the casing 11 , and the electrical contacts of the switch may be It is connected to the controlled point of the second control circuit 15. Therefore, when the user presses or touches the aforementioned switch, the air intake motor 14 can be driven to actuate, so as to spray the sterilizing liquid with a strong spray power, so that the spray disinfection efficiency is improved. It is more detailed than the existing sprayer and improves the disinfection effect.

1 to FIG. 7, please continue to refer to FIG. 2, as shown in the figure, considering the use function and the smooth shape of the intake air, the housing 11 of the present application can be recessed with an air inlet baffle 113 on one side , which is used for assembling a circular side plate 114, and a ring-shaped inclined gap is formed between the outer edge of the circular side plate 114 and the air inlet baffle 113, and the air inlet baffle has a permeable part 1131 , which serves as an air inlet for providing the air intake source of the air intake motor 14 , and the annular slanted slit allows the air intake to flow into the air hole 1131 around the four sides, so that the overall air intake operation is durable and normal, and the air inlet baffle 113 A filter screen retaining wall 1132 can be protruded near the permeable part 1131, and another filter screen 1133 is disposed on the inner edge of the filter screen retaining wall 1132. Preferably, the area of the permeable part 1131 can occupy a circular block. In addition, the surface of the air inlet baffle 113 can be provided with at least one set of connecting parts 1134 , and the circular side plate 114 is provided with at least one opposite connecting part 1141 that interferes with the connecting parts 1134 .

As shown in FIG. 8 , in another embodiment of the present application, the liquid storage unit 17 of the wireless sterilization device 10 and the outer plate surface of the housing 11 can be fixed by a buckle groove and a hook, so that the liquid storage unit 17 can be movably assembled in the housing 11, so that after the user can take out the liquid storage unit 17, the sterilizing liquid can be loaded, and then the liquid storage unit 17 can be put back into the housing 11, or the liquid storage unit can be taken out by the user. After 17, another liquid storage unit 17 can be quickly replaced.

The above-mentioned embodiments and/or implementations are only used to illustrate the preferred embodiments and/or implementations of the technology of the present application, and are not intended to limit the implementation of the technology of the present application in any form. Personnel, without departing from the scope of the technical means disclosed in the content of this application, may make some changes or modifications to other equivalent embodiments, but they should still be regarded as substantially the same technology or embodiment as this application.

Claims

A wireless sterilization device, characterized in that it comprises:

a shell, one end of which is provided with a handle hole, and the other end is provided with a through opening, and the through opening is a built-in spray end;

A first control circuit, a second control circuit, an air intake motor, an infusion tube, a nozzle unit, a liquid storage unit, and a power supply coupled to the second control circuit, all disposed in the housing unit;

A first pipe end of the nozzle unit is connected to the nozzle end, a second pipe end of the nozzle unit is connected to an air outlet pipe of the intake motor, and a third pipe end of the nozzle unit The liquid storage unit is sheathed downward, and an infusion tube is extended from the liquid storage unit and penetrated into the nozzle unit, and the liquid storage unit, the spray end, and the The inner space of the air outlet pipe is communicated, the intake motor is electrically connected to the first control circuit, and the first control circuit is coupled to the second control circuit; and

The spray tip has a spray head structure, and the spray head structure consists of a hollow fin wheel inside a sleeve, a threaded portion protruding from the sleeve, and a water conduit seat connected to the threaded portion The other end of the aqueduct seat is formed with a water guide pipe, which is used for assembling the infusion pipe, one end of the sleeve is fixed on the first pipe end of the nozzle unit, and each of the fin wheel The fin is partially exposed at the other end of the sleeve; wherein

After the air intake motor is driven, the blowing air is blown into the nozzle unit, so that the siphon phenomenon occurs at each pipe end of the nozzle unit to generate an airflow pressure difference, and then a sterilizing liquid in the liquid storage unit is sucked into the nozzle unit. The air is pushed to the water guide pipe and to a first nozzle end of the nozzle structure located outside the nozzle, and the air is guided to the nozzle structure located in the flow channel space formed by the fins of the fin wheel. A second spray end on the outside of the spout enables the air and the sterilizing liquid to converge on the outside of the spout to realize spray sterilization.
The wireless sterilization device according to claim 1, wherein an air inlet baffle is recessed on one side of the casing for assembling a circular side plate, and the outer side of the circular side plate is Between the edge and the air inlet baffle, a ring-shaped inclined gap is formed, and the air inlet baffle has a penetrating part, which serves as an air inlet for providing the air intake source of the air intake motor, and the ring The slanted slits allow the air to flow into the permeable part around the four sides, and the air inlet baffle is protruded with a filter screen retaining wall adjacent to the permeable part, and another filter screen is arranged on the filter screen retaining wall the inner edge.
The wireless sterilization device according to claim 2, wherein the area of the permeable portion is a quarter of that of the circular baffle.
The wireless sterilization device according to claim 2, wherein at least one set of connecting portions is provided on the surface of the baffle plate of the air inlet, and at least one opposite set is provided on the circular side plate for interference fit with the connecting portion. connection.
The wireless sterilization device according to claim 1, wherein a sound-absorbing sponge is disposed in the casing adjacent to the air intake motor and the air outlet pipe, so as to reduce the impact of the air intake motor during operation. generated noise.
The wireless sterilization device according to claim 1, wherein a battery chamber structure is formed inside the casing relative to the power supply unit, and a second battery chamber structure is disposed adjacent to the battery chamber structure.
The wireless sterilization device according to claim 1, wherein a water level window for viewing the water level of the sterilizing liquid in the liquid storage unit is opened on the side of the casing relative to the position of the liquid storage unit.
The wireless sterilization device according to claim 1, further comprising a push switch or a touch switch partially exposed to the casing, the electrical contact of which is connected to the controlled point of the second control circuit .
The wireless sterilization device according to claim 1, wherein the liquid storage unit and the outer surface of the casing are fixed by a buckle groove and a hook, so that the liquid storage unit and the casing are movably assembled .