CN213219432U

CN213219432U - Portable ultraviolet disinfection stick

Info

Publication number: CN213219432U
Application number: CN202021366976.8U
Authority: CN
Inventors: 王灿锦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-05-18
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a portable ultraviolet disinfection rod, which comprises a shell, an ultraviolet lamp and a control circuit, wherein the ultraviolet lamp and the control circuit are arranged in the shell, a first light transmission hole for transmitting ultraviolet rays is formed in the first surface of the shell, the control circuit comprises a timer and a display lamp, and the timer is used for controlling the working time of the ultraviolet lamp after single opening, so that an operator is not required to follow up in real time, and the service life of the ultraviolet lamp is not reduced due to long-time working caused by forgetting to close in time; the display lamp is arranged on the second surface of the shell, the timer is turned on when in work, and the brightness of the display lamp changes along with the work duration of the ultraviolet lamp, so that the work duration of the ultraviolet lamp can be clearly known through the display condition of the display lamp, and an operator does not need to remember the start time of disinfection and calculate the used duration. In conclusion, the disinfection rod is convenient to carry and use, one-key operation can be realized, trouble and worry are saved, and the service life of the disinfection rod can be prolonged.

Description

Portable ultraviolet disinfection stick

Technical Field

The utility model relates to a tableware for containing cooked food, in particular to a portable ultraviolet disinfection rod.

Background

In the environment of daily life of people, no matter in the places such as home or office, no matter tableware, articles and the like, a large number of bacteria and even viruses which cannot be seen by naked eyes exist, the bacteria and the viruses surround people everywhere, and various symptoms can appear when the immunity of people is reduced, so that the physical health is influenced. The traditional method for eliminating the small bacteria or viruses mainly depends on chemical disinfectant through spraying, cleaning and the like, but many chemical disinfectant are harmful, and the chemical disinfectant can eliminate the bacteria and the viruses and influence the health on the other hand.

With the progress of society, the disinfection stick that can hand has then appeared, but current disinfection stick, all be a switch basically, built-in battery through switch control ultraviolet lamp's start-up, also need close through pressing switch during the shutoff, can't realize regularly, so often can make disinfection stick operating time length overlength, lead to ultraviolet lamp easy ageing and reduce its life, can't directly perceived how long the time of disinfecting moreover.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a portable ultraviolet disinfection stick to effectively reach and can close by self-timing to and know when disinfecting directly perceivedly.

According to the utility model discloses portable ultraviolet ray disinfection stick, include the casing and install ultraviolet lamp and the control circuit in the casing, open on the first surface of casing has the confession ultraviolet ray transmits the first light trap that comes out, a serial communication port, control circuit is including timer and display lamp, the timer is used for controlling the single back of opening ultraviolet lamp's operating time, the display lamp sets up the second of casing is on the surface, the timer is at the during operation the display lamp is lighted, just the display lamp is along with the luminance change takes place during ultraviolet lamp's operating time.

In some embodiments, the control circuit further comprises a control switch for turning on or off the ultraviolet lamp, and the display lamp is arranged at the periphery of the control switch; the shell is provided with a key which can transmit the light of the display lamp at the position corresponding to the control switch, and the key is connected with the control switch.

In some embodiments, at least two display lamps are provided, all the display lamps are turned on while the ultraviolet lamps are turned on, and the display lamps are turned off one by one as the working time of the ultraviolet lamps increases.

Furthermore, all the display lamps respectively adopt patch LED lamps with different colors.

In some embodiments, a ball switch is further disposed on the control circuit, the ball switch is disposed in the housing, and the ball switch is electrically connected to the ultraviolet lamp; when the ultraviolet lamp faces to the direction of a human face, the ball switch controls the ultraviolet lamp to be turned off; when the ultraviolet lamp faces to other directions, the ball switch controls the ultraviolet lamp to be lightened.

In some embodiments, the control circuit includes a circuit board, the ultraviolet lamp is disposed on a first side of the circuit board, and the control switch is disposed on a second side of the circuit board.

Further, still including the light, the light sets up the first side of circuit board, it supplies to correspond on the first surface of casing the second light trap that the light stretches out, control switch is used for controlling simultaneously the light.

In some embodiments, the housing is an elongated rod-shaped housing with a uniform cross section, the housing includes a cavity housing with a receiving portion and a housing cover covering the cavity housing, the first surface is a bottom surface of the cavity housing, and the second surface is a cover surface of the housing cover.

Further, the ultraviolet lamp is arranged at one end in the cavity shell, and a power supply or a power supply connector connected with the power supply is arranged at the other end in the cavity shell.

When the power supply is installed in the shell, the control circuit further comprises a USB charging port, and the USB charging port extends out of the second surface.

According to the portable ultraviolet disinfection rod provided by the embodiment of the utility model, the timer is arranged, so that when the ultraviolet lamp is started for disinfection, the timer sets disinfection time and starts to count down, and the ultraviolet lamp is automatically closed after the set disinfection time is over, so that an operator does not need to follow in real time, and the service life of the ultraviolet lamp is not shortened due to long-time work caused by forgetting to close in time; in addition, the ultraviolet lamp is also provided with a display lamp, and the brightness of the display lamp changes along with the working time of the ultraviolet lamp, so that the working time of the ultraviolet lamp can be clearly known through the display condition of the display lamp, and an operator does not need to remember the starting time of disinfection and calculate the used time. In conclusion, the portable ultraviolet disinfection rod is integrally designed into a rod shape, is convenient to carry and use, can be automatically closed at regular time, can be operated by one key, is convenient to operate, saves trouble and worry, and can prolong the service life of the disinfection rod.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic perspective view of a portable ultraviolet disinfection rod according to a first embodiment of the present invention;

fig. 2 is a schematic view of an explosion structure of a portable ultraviolet disinfection rod according to a first embodiment of the present invention;

fig. 3 is a schematic perspective view of a control circuit of a portable ultraviolet disinfection rod according to a first embodiment of the present invention;

FIG. 4 is a schematic perspective view of a portable ultraviolet disinfection rod according to a second embodiment of the present invention;

fig. 5 is a structural schematic view of the portable ultraviolet disinfection rod according to the second embodiment of the present invention in an opened state.

Reference numerals:

a housing 100;

the cavity shell 10, the shell cover 20, the end cover 30 and the keys 40;

the light source comprises a first surface 11, a first light hole 12, a second light hole 13 and a concave position 14;

second surface 21, through opening 22, receptacle 23;

an opening 31;

an ultraviolet lamp 200;

a control circuit 300;

the device comprises a circuit board 1, a display lamp 2, a control switch 3, a ball switch 4, an illuminating lamp 5, a USB charging port 6, a control chip 7 and a wire connector 8;

a power supply 400;

a power connector 500.

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 only for the purpose of 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 "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and 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, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "fitting", "connecting", and "mounting" are to be construed broadly, and may be, for example, 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 in specific cases to those skilled in the art.

The portable ultraviolet disinfection stick of the embodiment of the utility model is described below with the attached drawings.

As shown in fig. 1, a portable ultraviolet disinfection rod according to an embodiment of the present invention comprises a housing 100, an ultraviolet lamp 200 and a control circuit 300 installed in the housing 100, wherein a first light hole 12 for transmitting ultraviolet light is formed on a first surface 11 of the housing 100, the control circuit 300 includes a timer (not shown in the figure) and a display lamp 2, the timer is used for controlling the working time of the ultraviolet lamp 200 after a single turn-on, when the ultraviolet lamp 200 is turned on for disinfection, the timer sets a disinfection time and starts counting down, the ultraviolet lamp 200 is automatically turned off after the set disinfection time is over, so that an operator is not required to follow up in real time, and the ultraviolet lamp 200 cannot forget to work for a long time to reduce the service life of the ultraviolet lamp 200 due to timely turn-off; the display lamp 2 is disposed on the second surface 21 of the housing 100, the timer is turned on when the timer is operating, and the display lamp 2 is changed in brightness along with the operating time of the ultraviolet lamp 200, so that the operating time of the ultraviolet lamp 200 can be clearly known through the display condition of the display lamp 2, and an operator does not need to remember the starting time of the disinfection and calculate the used time.

The timer of this embodiment may be formed by using electrical components, such as a transistor diode, a capacitor and a resistor, to form a timer circuit. Of course, an integrated timer element may also be employed.

In some embodiments of the present invention, the control circuit 300 further includes a control switch 3, the control switch 3 is electrically connected to the ultraviolet lamp 200 by a wire, and the control switch 3 is used for turning on or off the ultraviolet lamp 200 to realize the controllable operation of the ultraviolet lamp 200; the casing 100 is opened with a through hole 22 corresponding to the position of the control switch 3, a button 40 is arranged at the through hole 22, the button 40 is connected with the control switch 3, so that the user can control the control switch 3 to be turned on or off when pressing the button 40.

Further, the display lamp 2 may be disposed around the control switch 3, and the key 40 is designed as a transparent key or a semi-transparent key capable of transmitting the light of the display lamp 2, so that the working time of the ultraviolet lamp 200 can be known by the light of the display lamp 2, and the key 40 can be illuminated by the display lamp 2, thereby increasing the aesthetic feeling of the product.

Optionally, the number of the display lamps 2 is at least two, the display lamps 2 are also electrically connected with the control switch 3, so that all the display lamps 2 are turned on when the control switch 3 controls the ultraviolet lamp 200 to be turned on, and due to the arrangement of more than two display lamps 2, the display lamps 2 can be set to be turned off one by one along with the increase of the working time of the ultraviolet lamp 200, so that the working time can be known more intuitively.

In one example, 4 display lamps 2 are provided, as shown in fig. 2, the 4 display lamps 2 are respectively arranged at four positions of the front, back, left and right of the control switch 3, when the control switch 3 is turned on, the ultraviolet lamps 200 and the 4 display lamps 2 are simultaneously turned on, and then the display lamps 2 are turned off every 25% of the set off time, so that how long the ultraviolet lamps 200 remain can be judged according to the current display condition of the display lamps 2.

In another example, the display lamps 2 are patch LED lamps, and different display lamps 2 respectively adopt patch LED lamps with different colors, so that the product has an increased aesthetic feeling during use, and the perceptibility of the product is greatly increased.

In some embodiments of the present invention, the control circuit 300 is further provided with a ball switch 4, the ball switch 4 is disposed in the casing 100, and the ball switch 4 is electrically connected to the ultraviolet lamp 200; wherein, when the ultraviolet lamp 200 faces the human face, the ball switch 4 controls the ultraviolet lamp 200 to be extinguished, so as to avoid the ultraviolet lamp 200 from damaging the human body; when the ultraviolet lamp 200 faces other directions, the ball switch 4 controls the ultraviolet lamp 200 to be lighted, so that the ultraviolet lamp 200 can sterilize articles. Set up ball switch 4 and be exactly utilize its inside electric bead under the effect of gravity, touch the both ends of circuit through rolling, and then realize switching on and the disconnection of circuit, when ultraviolet lamp 200 was towards the direction of people's face promptly, this ball switch 4's electric bead rolled the one end of circuit disconnection, so ultraviolet lamp 200 extinguishes. In a similar way, the purpose can be achieved by adopting a spring type vibration switch.

Further, the control circuit 300 includes a circuit board 1, wherein the ultraviolet lamp 200 is disposed on a first side of the circuit board 1, the control switch 3 is disposed on a second side of the circuit board 1, and the ball switch 4 is also disposed on the first side of the circuit board 1, and the orientation of the ball switch 4 can be designed as required according to design and use requirements, such as being perpendicular to the first side of the circuit board 1; and for example, parallel to the length direction of the circuit board 1; alternatively, as shown in fig. 2, the ball switch 4 is oriented such that its longitudinal direction coincides with the width direction of the circuit board 1.

In some embodiments of the present invention, the disinfection rod further comprises a lighting lamp 5, the lighting lamp 5 is disposed on the first surface of the circuit board 1, a second light hole 13 for the lighting lamp 5 to extend out is correspondingly disposed on the first surface 11 of the casing 100, and the control switch 3 is used for controlling the lighting lamp 5 to be turned on and turned off. As shown in fig. 3, the ultraviolet lamps 200 of this embodiment are provided with three ultraviolet LED lamps, which are arranged at intervals in the middle of the first side, and the illuminating lamps 5 are provided with two patch lamps, which are respectively located at two ends of the arrangement direction of the three ultraviolet LED lamps. The illuminating lamp 5 is controlled only by the control switch 3, and the illuminating lamp 5 is not electrically connected with the timer and the ball switch 4, so that the illumination of the illuminating lamp 5 is not limited by time and is not extinguished due to the rotation direction of the disinfection rod. The disinfection rod has the function of illumination by arranging the illuminating lamp 5, and has multiple functions.

In the specific embodiment shown in fig. 1, the housing 100 is a long rod-shaped housing with a uniform cross section, and the housing 100 includes a cavity housing 10 with a receiving position and a housing cover 20 covering the cavity housing 10, wherein the first surface 11 is a bottom surface of the cavity housing 10, and the second surface 21 is a cover surface of the housing cover 20.

In the embodiment shown in fig. 4, the housing 100 also includes a housing 10 and a housing cover 20, which together form a receiving position, and an opening 31 is provided at the end face of the housing where the housing and the housing are connected, so that the housing 100 further includes an end cover 30, and the end cover 30 can cover the opening 31 to cover the opening 31.

Optionally, the disinfection rod can be powered by external power, that is, the circuit board 1 is provided with a power connector 500 which can be connected with an external power supply 400, or the disinfection rod can be provided with the power supply 400 for power supply. Referring to the housing 100 shown in fig. 5, the opening of the housing 100 is used for extending out a power connector 500, and the power connector 500 may be a currently-used power connector 500 of a mobile phone, such as a Micro USB connector, a Type-C connector, or a Lightning connector, so that the power connector can be directly connected to a mobile phone or a charger, and the mobile phone or the charger supplies power to the ultraviolet lamp 200 of the disinfection bar. In the embodiment shown in fig. 2, a power supply 400 is disposed in the housing 100, the power supply 400 directly supplies power to the ultraviolet lamp 200, for convenience, a rechargeable lithium battery power supply can be used, and a USB charging port 6 is disposed on the circuit board 1, the USB charging port 6 protrudes from the second surface 21, so that the power supply 400 can be charged through the USB charging port 6.

Two specific embodiments of the present invention and their respective use are described below with reference to fig. 1-5.

The first embodiment is as follows:

as shown in fig. 1 to 3, the portable ultraviolet disinfection rod of the embodiment includes a housing 100, ultraviolet lamps 200, a control circuit 300 and a power supply 400, wherein the control circuit 300 includes a circuit board 1, a control switch 3, a timer, a display lamp 2, illuminating lamps 5 and a ball switch 4, the ultraviolet lamps 200 are provided with three and located on a first surface of the circuit board 1, the three ultraviolet lamps 200 are longitudinally arranged at intervals in the front middle position of the first surface, the illuminating lamps 5 are provided with two and located at two ends of the arrangement direction of the three ultraviolet lamps 200, and the illuminating lamps 5 can be used for illumination and can be used as a flashlight.

On the second side of the circuit board 1, the ball switch 4 is disposed near the front end of the second side of the circuit board 1, and then the control chip 7, which is the core control element of the control circuit 300, is followed, and the timer is integrated in the control chip 7, i.e. the control chip 7 also plays a role of timing.

The position that is close to the middle part at circuit board 1 second face then sets up control switch 3, and four display lamp 2 have arranged around this control switch 3, these four display lamp 2 have four kinds of colours, when control switch 3 was pressed, these four display lamp 2 also followed ultraviolet lamp 200 and all lighted, later under the timing of timer, every time of setting for, display lamp 2 extinguishes one, treat that four last of display lamp 2 extinguish, ultraviolet lamp 200 also follows and extinguishes, the sterile timing effect of ultraviolet lamp 200 can be reached through the timer, display lamp 2 then can let the operator know clearly how long time has disinfected or still need how long time can end the disinfection simultaneously.

The ball switch 4 is used to control the radiation protection function of the disinfection rod, that is, when the operator directs the ultraviolet lamp 200 to the direction of the human face, the ball switch 4 cuts off the power supply 400 to the ultraviolet lamp 200 to turn off the ultraviolet lamp 200, and when the ultraviolet lamp 200 is directed to the other direction, the ball switch 4 turns on the power supply 400 to turn on the ultraviolet lamp 200.

The housing 100 of this embodiment includes a cavity housing 10 and a housing cover 20, the length of the housing 100 is longer than that of the circuit board 1, the front end part of the accommodating position in the cavity housing 10 is used for placing the circuit board 1, the rear end part is used for placing the power supply 400, the circuit board 1 and the power supply 400 are connected by wires, the circuit board 1 is provided with a wire connector 8, the wires are inserted into the wire connector 8 to realize the electrical connection between the circuit board 1 and the power supply 400, the power supply 400 is a rechargeable lithium battery, so the circuit board 1 is further provided with a USB charging port 6 for charging.

Correspondingly, a first light hole 12 and a second light hole 13 are arranged at the front end of the bottom plate (first surface 11) of the chamber shell 10, wherein the first light holes 12 correspond to the ultraviolet lamps 200, and the number of the first light holes 12 is three; the second light holes 13 correspond to the illuminating lamps 5, and the number of the second light holes is two; and the first surface 11 is integrally recessed at the position of the five light transmission holes to form the recessed position 14, so that the ultraviolet lamp 200 and the illuminating lamp 5 are prevented from being exposed outside the first surface 11 and being easily damaged.

A through hole 22 is arranged on the panel (the second surface 21) of the cover 20 corresponding to the position of the control switch 3, and a transparent key 40 is arranged at the through hole 22, so that the control switch 3 can be triggered by pressing the key 40; a jack 23 through which the USB charging port 6 can protrude is also provided on the second surface 21.

When the disinfection rod is used, the button 40 is pressed down, the control switch 3 is triggered to be started, the ultraviolet lamp 200, the display lamp 2 and the illuminating lamp 5 are all lighted, the timer starts counting down, and an operator can hold the disinfection rod by hand to align the ultraviolet lamp 200 to an object to be disinfected for disinfection operation; it is also possible to attach the disinfection bar to the object to be disinfected, thereby freeing the hands. As the sterilizing time increases, the display lamps 2 are turned off one by one at intervals to prompt the operator of the remaining sterilizing time. Until all the display lamps 2 are turned off, the ultraviolet lamp 200 is powered off and turned off, and meanwhile, the illuminating lamp 5 is also turned off, so that the disinfection work is finished; in addition, when the ultraviolet lamp 200 is turned to face by a human error operation, the ultraviolet lamp 200 stops operating and turns off, but the other illumination lamps 5 and the display lamp 2 are in an on state and continue to operate. Of course, the disinfection work can also be cancelled manually, namely, the button is pressed again to trigger the control switch 3 to be turned off in the disinfection work process, and all the lamps are turned off at the moment to stop working.

Example two:

as shown in fig. 4 and 5, the portable ultraviolet disinfection stick of this embodiment comprises a housing 100, an ultraviolet lamp 200, a control circuit 300 and a power connector 500, wherein the control circuit 300 comprises a circuit board 1, a timer, a display lamp 2 and a ball switch 4, the ultraviolet lamp 200 is only provided with one first surface on the circuit board 1, and a first light hole 12 is correspondingly provided on a first surface 11 of the housing 100 for transmitting purple light of the ultraviolet lamp 200; the ball switch 4 may be provided on the first face or the second face of the circuit board 1.

One end of the power connector 500 is connected to the circuit board 1, and the other end of the power connector 500 extends out of the housing 100, correspondingly, an opening is formed in the end face of the housing 100, the other end of the power connector 500 extends out of the opening, the power connector 500 can be connected to a mobile phone or a charger, and the mobile phone or the charger supplies power to the ultraviolet lamp 200 of the disinfection rod; in addition, in order to protect the power connector 500 from being damaged, the housing 100 further includes an end cap 30, and the end cap 30 is rotatably covered on the opening to cover the power connector 500 at the opening.

The disinfection stick of this embodiment structure is simpler, and is also smaller and more exquisite, can use with the cell-phone cooperation and disinfect the operation, and is the same, and this ultraviolet disinfection stick also can set up display lamp 2, and this display lamp 2 can set up near power connection 500, and when power connection 500 even connected power 400, display lamp 2 also switched on and lighted. Then, under the timing of the timer, the display lamp 2 can be gradually darkened from high brightness every set time, thereby achieving the purpose that the disinfection duration can be obviously viewed.

During the use, open end cover 30 earlier, then on the mouth that charges with power connection 500 plug-in to the battery power supply that realizes the cell-phone gives this ultraviolet ray disinfection stick, makes ultraviolet lamp 200 and display lamp 2 light, and the timer begins the count down simultaneously, and the operator can hand the cell-phone, aims at the article that will disinfect with ultraviolet lamp 200, carries out the disinfection operation. As the sterilization time increases, the display lamp 2 is gradually dimmed to prompt the operator of the remaining sterilization time. Until all the display lamps 2 are completely extinguished, the ultraviolet lamp 200 is automatically powered off to be extinguished, and the disinfection work is completed; in addition, when the human error operates to turn the ultraviolet lamp 200 to face the human face, the ultraviolet lamp 200 stops working and turns off, but the timer and the display lamp 2 still work continuously. Of course, the disinfection work can also be cancelled manually, namely the disinfection stick is pulled out from the mobile phone and is powered off to stop working.

Other configurations and operations of the portable ultraviolet disinfection wand according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "embodiment," "example," etc., 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A portable ultraviolet disinfection rod comprises a shell, an ultraviolet lamp and a control circuit, wherein the ultraviolet lamp and the control circuit are arranged in the shell, a first light hole for transmitting ultraviolet rays is formed in the first surface of the shell, and the portable ultraviolet disinfection rod is characterized in that,

the control circuit comprises a timer and a display lamp, the timer is used for controlling the working time of the ultraviolet lamp after being started for a single time, the display lamp is arranged on the second surface of the shell, the display lamp is turned on when the timer works, and the display lamp changes in brightness along with the working time of the ultraviolet lamp.

2. The portable ultraviolet disinfection wand of claim 1, wherein the control circuit further comprises a control switch for turning on or off the ultraviolet lamp, and the display lamp is disposed at the periphery of the control switch; the shell is provided with a key which can transmit the light of the display lamp at the position corresponding to the control switch, and the key is connected with the control switch.

3. The portable ultraviolet disinfection wand of claim 1, wherein at least two display lamps are provided, all of the display lamps are turned on while the ultraviolet lamps are turned on, and the display lamps are turned off one by one as the operating time of the ultraviolet lamps increases.

4. The portable ultraviolet disinfection wand of claim 3, wherein all of the display lights are respectively patch LED lights of different colors.

5. The portable ultraviolet disinfection wand of claim 1, wherein a ball switch is further disposed on the control circuit, the ball switch is disposed within the housing, and the ball switch is electrically connected to the ultraviolet lamp;

when the ultraviolet lamp faces to the direction of a human face, the ball switch controls the ultraviolet lamp to be turned off;

when the ultraviolet lamp faces to other directions, the ball switch controls the ultraviolet lamp to be lightened.

6. The portable ultraviolet disinfection wand of claim 2, wherein the control circuit comprises a circuit board, the ultraviolet lamp is disposed on a first side of the circuit board, and the control switch is disposed on a second side of the circuit board.

7. The portable ultraviolet disinfection wand of claim 6, further comprising a lighting lamp disposed on the first side of the circuit board, wherein the first surface of the housing is correspondingly provided with a second light hole for the lighting lamp to extend out, and the control switch is also used for controlling the lighting lamp.

8. The portable ultraviolet disinfection wand of claim 1, wherein the housing is an elongated stick-shaped housing with a uniform cross-section, the housing comprises a chamber housing with a receiving location and a housing cover covering the chamber housing, the first surface is a bottom surface of the chamber housing, and the second surface is a cover surface of the housing cover.

9. The portable ultraviolet disinfection wand of claim 8, wherein the ultraviolet lamp is disposed at one end within the chamber housing and the other end within the chamber housing is provided with a power source or a power connector for connecting to a power source.

10. The portable ultraviolet disinfection wand of claim 9, wherein said control circuit further comprises a USB charging port extending from said second surface when said power source is installed in said housing.