CN215386968U

CN215386968U - Portable sterilizer

Info

Publication number: CN215386968U
Application number: CN202121121873.XU
Authority: CN
Inventors: 谷宇航; 高晓红; 陆德顺
Original assignee: Ningbo University
Current assignee: Ningbo University
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-01-04
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a portable sterilizer, which comprises a sprayer with a plurality of mist outlet holes and filled with disinfectant, and is characterized in that a sterilizing shell is arranged outside the sprayer, the top of the sterilizing shell is provided with an opening for the sprayer to extend outwards, a cover body is arranged on the opening in an openable and closable manner, a closed cavity is formed between the sterilizing shell and the cover body, the sprayer can be movably arranged in the cavity up and down, and a sterilizing mechanism for sterilizing the sprayer is arranged in the cavity. The advantage is disinfection mechanism that the accessible set up in the disinfection shell carries out disinfection treatment to the atomizer to solve the problem that the play fog hole bacterial growing on the atomizer led to the fact the influence to follow-up disinfection, effectively ensure the disinfection effect of atomizer.

Description

Portable sterilizer

Technical Field

The utility model relates to a sterilizer, in particular to a portable sterilizer.

Background

Hand hygiene has always been a very important personal hygiene issue, and hand disinfection is particularly important during epidemic situations. At present, tools for hand disinfection mainly comprise hand no-wash disinfectant and disinfection wet tissues, and the hand no-wash disinfectant is inconvenient to carry and limited in use; the sterilized wet tissue is not thoroughly sterilized, and certain environmental problems can be caused by discarding the sterilized wet tissue after use. Based on this, portable sterilizers are produced. For example, after the existing spray type disinfector in the market is used, liquid residue is generated at a mist outlet, bacteria are easy to breed, certain influence is caused on the subsequent disinfection use, and the disinfection effect is reduced to some extent.

Disclosure of Invention

The utility model aims to provide a portable sterilizer which has a simple structure and can ensure the sterilization use effect.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a portable sterilizer comprises a sprayer which is provided with a plurality of mist outlet holes and is filled with disinfectant, a sterilizing shell is arranged outside the sprayer, an opening for the sprayer to extend outwards is arranged at the top of the sterilizing shell, a cover body is arranged on the opening in an openable and closable manner, a closed cavity is formed between the sterilizing shell and the cover body, the sprayer can be movably arranged in the cavity up and down, and a sterilizing mechanism for sterilizing the sprayer is arranged in the cavity.

The sprayer is arranged in the cavity in the middle, an annular cavity is formed between the outer wall of the sprayer and the inner wall of the disinfection shell, and the disinfection mechanism is an ultraviolet germicidal lamp arranged on the inner wall of the disinfection shell. The disinfection mechanism is simple in structure and low in cost, and can sterilize the fog outlet holes of the sprayer through the ultraviolet germicidal lamp, so that the disinfection effect of the sprayer in next use is ensured.

The cavity is internally provided with a driving mechanism which is used for driving the sprayer to move up and down so as to extend out of the opening for use or be folded into the cavity. The sprayer is driven to move up and down through the driving mechanism, and the operation is convenient.

The drive mechanism include positive and negative rotation driving motor, positive and negative rotation driving motor's output shaft vertical setting, positive and negative rotation driving motor's output shaft on fixed mounting have a lead screw, the inside hollow inner chamber that has of atomizer, the inner chamber in set up a horizontal partition plate, horizontal partition plate with the inner chamber separate for independent last cavity and lower cavity, the lateral wall of last cavity on be provided with a plurality of inside and outside link up go out the fog hole, the bottom of lower cavity be provided with from top to bottom link up with lead screw matched with screw hole, the lead screw spiro union be in the screw hole. The driving mechanism is simple in structure and convenient to operate, the screw rod is driven to rotate through the forward and reverse rotation driving motor, and the screw rod rotates to drive the sprayer to move up and down.

The cavity in be provided with a vertical guide cylinder, positive and negative rotation driving motor with the lead screw setting be in the guide cylinder in, the lower part of atomizer stretch into the setting and be in the guide cylinder in, the inner wall of guide cylinder on the arch be provided with two guide projection, two guide projection just to setting up, the outer wall of atomizer on be provided with two with guide projection matched with vertical direction spout, guide projection can set up with moving about from top to bottom in the direction spout that corresponds the position. The structure realizes the guiding of the up-and-down movement of the sprayer.

The interior horizontal baffle that is provided with of epicoele, the baffle will epicoele chamber divide for the play fog cavity and the stock solution cavity that top-down set gradually, the stock solution cavity in fill the antiseptic solution, the lateral wall of play fog cavity on be provided with a plurality of inside and outside link up play fog hole, play fog cavity in be provided with the atomizing piece, the atomizing piece pass through the connecting piece with the inside of stock solution cavity be linked together. The atomization of the disinfectant filled in the liquid storage cavity is realized by the structure, and the atomized disinfectant is diffused outwards through the fog outlet.

The disinfection shell in be provided with circuit board and rechargeable battery, the circuit board on laid and be used for the drive positive and negative rotation driving motor take place pivoted motor drive circuit, be used for the drive atomizing piece take place high frequency vibration's vibration drive circuit and be used for giving sterilamp provide driven drive circuit, positive and negative rotation driving motor with motor drive circuit electricity connect, the atomizing piece with vibration drive circuit electricity connect, drive circuit with sterilamp electricity connect, the disinfection shell in still be provided with the rechargeable battery who is used for above-mentioned drive circuit power supply. The drive circuit adopts conventional circuits in the prior art, respectively realizes the drive of the positive and negative rotation drive motor, the high-frequency vibration drive of the atomizing sheet and the lighting drive of the ultraviolet germicidal lamp, and respectively sets switches for driving the three different drive circuits on the disinfection shell so as to be convenient for operation and use.

The disinfection shell is a cylinder, the cover body is rotatably installed on the disinfection shell, an extending opening which is communicated with the opening and is matched with the opening is arranged on the cover body, a plurality of cover plates which are used for covering the opening are rotatably arranged between the lower end face of the cover body and the upper end face of the disinfection shell, the outer end of each cover plate is rotatably installed on the upper end face of the disinfection shell, the inner ends of the plurality of cover plates are folded to cover the opening, the cover bodies are driven to rotate by the cover bodies, and a rotation guide mechanism is arranged between each cover plate and the cover body. The structure is used for opening and closing the opening, and is simple in structure and convenient to operate.

The rotary guide mechanism comprises guide posts arranged on the upper end surface of the sealing cover plate, the lower end surface of the cover body is provided with guide grooves for the guide posts to extend into for installation, the guide grooves can drive the cover body to drive the inner ends of the sealing cover plates to separate when rotating clockwise or anticlockwise so as to expose the opening, and can drive the cover body to drive the inner ends of the sealing cover plates to fold when rotating anticlockwise or clockwise so as to seal the opening. The movable guide of the cover sealing piece is realized by the structure.

The disinfection shell is a cylinder, the upper part of the disinfection shell is provided with an external thread, the inner wall of the cover body is provided with an internal thread matched with the external thread, and the cover body is installed on the disinfection shell through the matching screw joint of the internal thread and the external thread. The structure is used for opening and closing the opening, and is simple in structure and convenient to operate.

Compared with the prior art, the utility model has the advantages that: set up a disinfection shell in the outside of the atomizer that is filled with the antiseptic solution, be provided with the opening that supplies the atomizer to outwards stretch out at the top of disinfection shell, the atomizer can set up in disinfection shell movably from top to bottom, the atomizer upwards stretches out the opening, can carry out the spraying disinfection operation, the atomizer draws in the disinfection shell downwards, the disinfection mechanism that sets up in the accessible disinfection shell carries out disinfection treatment to the atomizer, in order to solve the problem that the play fog hole bacterial breeding on the atomizer led to the fact the influence to follow-up disinfection, effectively ensure the disinfection effect of atomizer, can open and shut on the opening and be provided with the lid, form a confined cavity through lid and disinfection shell, when preventing to disinfect to the atomizer, the entering of outside bacterium, thereby ensure the disinfection effect to the atomizer.

Drawings

Fig. 1 is a schematic perspective view illustrating a folded state of the present invention;

FIG. 2 is a schematic cross-sectional view of a non-folded state of the present invention;

FIG. 3 is a schematic cross-sectional view of a folded state of the present invention;

FIG. 4 is a schematic structural view illustrating the cooperation between the cover and the cover sealing sheet when the cover is not folded;

FIG. 5 is a partially exploded view of the foldable device in an unused state according to an embodiment of the present invention;

FIG. 6 is an exploded view of the cover and the sealing sheet in an unfolded state according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of a second embodiment of the present invention in an unused and collapsed state;

FIG. 8 is a schematic perspective view of the sprayer of the present invention;

fig. 9 is a schematic cross-sectional view of a folded state of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

The first embodiment is as follows: a portable sterilizer comprises a sprayer 1 which is provided with a plurality of mist outlet holes 10 and is filled with disinfectant (not shown in the figure), a sterilizing shell 2 is arranged outside the sprayer 1, an opening 21 for the sprayer 1 to extend outwards is arranged at the top of the sterilizing shell 2, a cover body 3 is arranged on the opening 21 in an openable and closable manner, a closed cavity is formed between the sterilizing shell 2 and the cover body 3, the sprayer 1 can be movably arranged in the cavity up and down, and a sterilizing mechanism for sterilizing the sprayer 1 is arranged in the cavity.

In this embodiment, the sprayer 1 is centrally disposed in the cavity, an annular chamber 22 is formed between the outer wall of the sprayer 1 and the inner wall of the disinfection housing 2, and the disinfection mechanism is an ultraviolet germicidal lamp 4 disposed on the inner wall of the disinfection housing 2. The disinfection mechanism is simple in structure and low in cost, and can sterilize the fog outlet holes 10 of the sprayer 1 through the ultraviolet germicidal lamp 4, so that the disinfection effect of the sprayer 1 in the next use is ensured.

In this embodiment, a driving mechanism is provided in the cavity for driving the sprayer 1 to move up and down to extend out of the opening 21 for use or to be retracted into the cavity. The sprayer 1 is driven to move up and down by the driving mechanism, and the operation is convenient.

In this embodiment, the driving mechanism includes a forward and reverse rotation driving motor 5, an output shaft 51 of the forward and reverse rotation driving motor 5 is vertically disposed, a lead screw 6 is fixedly mounted on the output shaft 51 of the forward and reverse rotation driving motor 5, a hollow inner cavity is provided inside the sprayer 1, a transverse partition plate 11 is disposed in the inner cavity, the inner cavity is divided into an upper chamber 101 and a lower chamber 102 by the transverse partition plate 11, a plurality of mist outlet holes 10 which are through inside and outside are formed in a side wall of the upper chamber 101, a threaded hole 12 which is through up and down and matched with the lead screw 6 is formed in a bottom of the lower chamber 102, and the lead screw 6 is screwed in the threaded hole 12. The driving mechanism is simple in structure and convenient to operate, the forward and reverse rotation driving motor 5 drives the lead screw 6 to rotate, and the lead screw 6 rotates to drive the sprayer 1 to move up and down.

In this embodiment, a vertical guide cylinder 23 is disposed in the cavity, the forward and reverse rotation driving motor 5 and the lead screw 6 are disposed in the guide cylinder 23, the lower portion of the sprayer 1 extends into the guide cylinder 23, two guide protrusions 231 are convexly disposed on the inner wall of the guide cylinder 23, the two guide protrusions 231 are disposed opposite to each other, two vertical guide chutes 13 matched with the guide protrusions 231 are disposed on the outer wall of the sprayer 1, and the guide protrusions 231 are movably disposed in the guide chutes 13 at corresponding positions up and down. The above structure realizes the guiding of the up-and-down movement of the sprayer 1.

In this embodiment, a partition 14 is transversely disposed in the upper chamber 101, the partition 14 divides the upper chamber 101 into a mist outlet chamber 15 and a liquid storage chamber 16 which are sequentially disposed from top to bottom, the liquid storage chamber 16 is filled with a disinfectant, a plurality of mist outlet holes 10 which are through from inside to outside are disposed on a side wall of the mist outlet chamber 15, an atomizing sheet 17 is disposed in the mist outlet chamber 15, and the atomizing sheet 17 is communicated with the inside of the liquid storage chamber 16 through a connecting member 18. The atomization of the disinfectant filled in the liquid storage cavity 16 is realized by the structure, and the atomized disinfectant is diffused outwards through the fog outlet 10.

In this embodiment, the side of the reservoir chamber 16 is provided with a filling port on which a sealing plug 19 is removably arranged.

In this embodiment, a circuit board (not shown) and a rechargeable battery (not shown) are disposed in the disinfection housing 2, a motor driving circuit (not shown) for driving the forward and reverse rotation driving motor 5 to rotate, a vibration driving circuit (not shown) for driving the atomizing plate 17 to vibrate at high frequency, and a driving circuit (not shown) for driving the ultraviolet germicidal lamp 4 are disposed on the circuit board, the forward and reverse rotation driving motor 5 is electrically connected to the motor driving circuit, the atomizing plate 17 is electrically connected to the vibration driving circuit, the driving circuit is electrically connected to the ultraviolet germicidal lamp 4, and the rechargeable battery for supplying power to the driving circuit is disposed in the disinfection housing 2. The driving circuits respectively adopt conventional circuits in the prior art to respectively realize the driving of the positive and negative rotation driving motor 5, the high-frequency vibration driving of the atomizing sheet 17 and the lighting driving of the ultraviolet germicidal lamp 4, and the disinfection shell 2 is respectively provided with switches for driving the three different driving circuits so as to be convenient for operation and use.

In this embodiment, the disinfection housing 2 is a cylinder, the cover 3 is rotatably mounted on the disinfection housing 2, the cover 3 is provided with an extending opening 31 which is communicated with the opening 21, a plurality of cover plates 7 for covering the opening 21 are rotatably disposed between the lower end surface of the cover 3 and the upper end surface of the disinfection housing 2, the outer ends of the cover plates 7 are rotatably mounted on the upper end surface of the disinfection housing 2, the inner ends of the cover plates 7 are folded to cover the opening 21, the rotation of the cover plates 7 is driven by the rotation of the cover 3, and a rotation guide mechanism is disposed between the cover plates 7 and the cover 3. The structure is used for realizing the opening and the closing of the opening 21, and has simple structure and convenient operation.

In this embodiment, the rotation guiding mechanism includes a guide post 71 disposed on the upper end surface of the cover plate 7, the lower end surface of the cover body 3 is provided with a guide groove 32 for the guide post 71 to extend into, and the guide groove 32 can drive the cover body 3 to drive the inner ends of the plurality of cover plates 7 to separate to expose the opening 21 when rotating clockwise or counterclockwise and drive the cover body 3 to drive the inner ends of the plurality of cover plates 7 to close to cover the opening 21 when rotating counterclockwise or clockwise. The above structure realizes the movable guiding of the cover plate 7.

In this embodiment, the disinfection housing 2 is further provided with a USB charging port (not shown), and the rechargeable battery is electrically connected to the USB charging port. The charging of the rechargeable battery can be realized by connecting an adaptive charger to the USB charging port.

When the sterilizing device is used specifically, the cover body 3 is rotated to drive the inner ends of the sealing pieces 7 to be separated to expose the opening 21, the corresponding buttons are pressed to drive the forward and reverse rotation driving motor 5 to work, the sprayer 1 is driven to ascend to expose the fog outlet 10, the corresponding buttons are pressed to drive the atomizing sheets 17 to vibrate at high frequency to atomize the disinfectant, the atomized disinfectant is diffused outwards through the fog outlet 10 to be sterilized, after the sterilizing device is used, the corresponding buttons are pressed to drive the forward and reverse rotation driving motor 5 to work, the sprayer 1 is driven to descend to integrally fold the sprayer 1 into the sterilizing shell 2, the cover body 3 is rotated reversely to drive the inner ends of the sealing pieces 7 to be folded to cover the opening 21, the corresponding buttons are pressed to open the ultraviolet sterilizing lamp 4, and the sprayer 1 is sterilized.

Example two: the other parts are the same as the first embodiment, except that the disinfection housing 2 is a cylinder, the upper part of the disinfection housing 2 is provided with an external thread (not shown in the figure), the inner wall of the cover body 3 is provided with an internal thread (not shown in the figure) matched with the external thread, and the cover body 3 is installed on the disinfection housing 2 through the matching screw joint of the internal thread and the external thread. The structure is used for realizing the opening and the closing of the opening 21, and has simple structure and convenient operation.

When the disinfection device is used specifically, the cover body 3 is rotated to be taken down from the disinfection shell 2, the corresponding button is pressed, the forward and reverse rotation driving motor 5 is driven to work, the sprayer 1 is driven to ascend, the fog outlet hole 10 is exposed, the corresponding button is pressed, the atomizing sheet 17 is driven to vibrate at high frequency, atomization of disinfectant is achieved, the atomized disinfectant is diffused outwards through the fog outlet hole 10 to be disinfected, after the disinfection device is used, the corresponding button is pressed, the forward and reverse rotation driving motor 5 is driven to work, the sprayer 1 is driven to descend, the sprayer 1 is integrally folded into the disinfection shell 2, the cover body 3 is rotationally mounted on the disinfection shell 2 again, the corresponding button is pressed, the ultraviolet germicidal lamp 4 is turned on, and the sprayer 1 is disinfected.

Claims

1. A portable sterilizer comprises a sprayer which is provided with a plurality of mist outlet holes and is filled with disinfectant, and is characterized in that a sterilizing shell is arranged outside the sprayer, an opening for the sprayer to extend outwards is arranged at the top of the sterilizing shell, a cover body is arranged on the opening in an openable and closable manner, a closed cavity is formed between the sterilizing shell and the cover body, the sprayer can be movably arranged in the cavity up and down, and a sterilizing mechanism for sterilizing the sprayer is arranged in the cavity.

2. A portable sterilizer as claimed in claim 1, wherein said atomizer is centrally disposed within said cavity, an annular chamber is formed between an outer wall of said atomizer and an inner wall of said sterilization housing, and said sterilization means is a uv germicidal lamp disposed on said inner wall of said sterilization housing.

3. The portable sterilizer of claim 2, wherein said cavity has a drive mechanism disposed therein for moving said sprayer up and down to extend out of said opening for use or retract into said cavity.

4. The portable sterilizer of claim 3, wherein the drive mechanism comprises a forward and reverse drive motor, the output shaft of the forward and reverse drive motor is vertically disposed, a lead screw is fixedly mounted on the output shaft of the forward and reverse drive motor, a hollow inner chamber is disposed in the sprayer, a transverse partition is disposed in the inner chamber and divides the inner chamber into an upper chamber and a lower chamber, a plurality of mist outlet holes are formed in the side wall of the upper chamber, the mist outlet holes are vertically communicated, the threaded holes are matched with the lead screw, and the lead screw is screwed in the threaded holes.

5. The portable sterilizer of claim 4, wherein a vertical guide cylinder is provided in said cavity, said forward and reverse rotation driving motor and said screw are provided in said guide cylinder, the lower portion of said atomizer is inserted into said guide cylinder, two guide protrusions are convexly provided on the inner wall of said guide cylinder, said two guide protrusions are oppositely provided, two vertical guide sliding grooves are provided on the outer wall of said atomizer, said two vertical guide sliding grooves are matched with said guide protrusions, said guide protrusions are movably provided in said guide sliding grooves at corresponding positions up and down.

6. The portable sterilizer of claim 4, wherein a partition is transversely disposed in the upper chamber, the partition divides the upper chamber into a mist outlet chamber and a liquid storage chamber which are sequentially disposed from top to bottom, the liquid storage chamber is filled with a disinfectant, a plurality of mist outlet holes are disposed on a side wall of the mist outlet chamber, the mist outlet holes are internally and externally communicated, and an atomizing sheet is disposed in the mist outlet chamber and is communicated with the liquid storage chamber through a connecting member.

7. The portable sterilizer of claim 6, wherein a circuit board and a rechargeable battery are disposed in the sterilization case, the circuit board is provided with a motor driving circuit for driving the forward and reverse rotation driving motor to rotate, a vibration driving circuit for driving the atomization plate to vibrate at high frequency, and a driving circuit for driving the ultraviolet germicidal lamp, the forward and reverse rotation driving motor is electrically connected to the motor driving circuit, the atomization plate is electrically connected to the vibration driving circuit, the driving circuit is electrically connected to the ultraviolet germicidal lamp, and the rechargeable battery for supplying power to the driving circuit is further disposed in the sterilization case.

8. A portable sterilizer as claimed in claim 1, wherein said sterilizer comprises a cylindrical body, said cover is rotatably mounted on said sterilizer, said cover is provided with an upwardly and downwardly extending projection which is engaged with said opening, a plurality of cover plates for covering said opening are rotatably provided between a lower end surface of said cover and an upper end surface of said sterilizer, outer ends of said cover plates are rotatably mounted on an upper end surface of said sterilizer, inner ends of said plurality of cover plates are folded to cover said opening, rotation of said cover plates is driven by rotation of said cover, and a rotation guide mechanism is provided between said cover plates and said cover.

9. The portable sterilizer of claim 8, wherein said rotation guide means comprises guide posts disposed on the upper end surface of said cover, and the lower end surface of said cover is provided with guide slots for said guide posts to extend into, said guide slots being capable of urging said cover to rotate clockwise or counterclockwise to separate the inner ends of said plurality of cover sheets to expose said opening and urging said cover to rotate counterclockwise or clockwise to close said plurality of cover sheets to close said opening.

10. The portable sterilizer of claim 1, wherein said sterilizing case is a cylindrical body, said sterilizing case has an external thread formed on an upper portion thereof, said cover has an internal thread formed on an inner wall thereof for engaging with said external thread, and said cover is threadedly mounted on said sterilizing case by engaging with said internal thread and said external thread.