CN213251480U

CN213251480U - Sterilizing lamp

Info

Publication number: CN213251480U
Application number: CN202021317434.1U
Authority: CN
Inventors: 徐千茼
Original assignee: Qianzhusheng Industry Shenzhen Co ltd
Current assignee: Qianzhusheng Industry Shenzhen Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-05-25
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to a bactericidal lamp technical field, specifically speaking relates to a bactericidal lamp. The utility model comprises a shell, a PCB mainboard is arranged in the shell, an ultraviolet tube is arranged in a reflective groove, a human body pyroelectric sensor, an infrared transmitting tube and an infrared receiving tube are arranged on the surface of the PCB mainboard, the human body pyroelectric sensor is used for judging whether a person passes through the inductive area, the infrared transmitting tube is used for transmitting infrared waves outwards, the inductive distance sensor is manufactured by utilizing the principle that an obstacle can reflect infrared waves by matching with the infrared receiving tube, the infrared receiving tube is used for receiving the infrared waves reflected by the infrared transmitting tube through the obstacle and is used for sensing the distance sensor, the utility model can sense whether the person or other animals pass through, when the person or animal approaches the bactericidal lamp, the bactericidal lamp can be closed in time to avoid harming health, and the bactericidal lamp can be automatically opened after the person or other animals leave the inductive area by detecting the time of the movement of the person or other animals in the inductive area, can effectively kill viruses in time.

Description

Sterilizing lamp

Technical Field

The utility model relates to a bactericidal lamp technical field, specifically speaking relates to a bactericidal lamp.

Background

The ultraviolet ray disinfection and sterilization has wide application range, hospitals, schools, nursery houses, cinemas, buses, offices, families and the like, can purify air and eliminate musty smell, can generate a certain amount of negative oxygen ions, and can kill cells through ultraviolet rays when passing through a room disinfected by ultraviolet rays, so that the ultraviolet ray disinfection lamp needs to pay attention to the fact that the ultraviolet ray disinfection lamp cannot directly irradiate the skin of a person, particularly the eyes of the person when irradiating and disinfecting, the induction of the existing disinfection lamp is realized in a mode based on continuous motion of the person or other animals, and when the person or other animals are in front of the disinfection lamp and do not move, the existing disinfection lamp cannot be in an automatic closing state, so that the protection effect is lost, and the health of the person or the animals is easily injured. In some public places, personnel can contact some public facilities more densely, cross infection of some viruses is easily caused, the existing germicidal lamp cannot automatically turn on the germicidal lamp according to scene needs, and the infection risk of the viruses cannot be effectively reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bactericidal lamp to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a sterilizing lamp, which comprises a housin, end cap and back end cap before the casing both ends are provided with respectively, preceding end cap and the inside spacing groove that all is provided with of back end cap the inside PCB mainboard that is provided with of casing, PCB mainboard both ends respectively with two spacing inslot portion looks adaptation, PCB mainboard surface is close to the edge and is provided with two locator cards, two be provided with the light reflecting groove between the locator card, the inside ultraviolet tube that is provided with of light reflecting groove, PCB mainboard upper surface is provided with human body heat and releases electric sensor, infrared transmitting tube and infrared receiving tube.

As a further improvement of the technical scheme, the human body pyroelectric sensor is used for judging whether a person or other animals pass through a sensing area of 3-5 meters, the infrared transmitting tube is used for transmitting waves outwards, the infrared transmitting tube is matched with the infrared receiving tube, the sensing distance sensor is manufactured by utilizing the principle that an obstacle can reflect infrared waves, and the infrared receiving tube is used for receiving the infrared waves reflected by the infrared transmitting tube through the obstacle and is used for sensing the distance sensor.

As a further improvement of the technical scheme, a first touch spring and a second touch spring are arranged on the surface of the PCB main board, a quartz glass panel is embedded on the surface of the shell, two touch keys are arranged on the surface of the quartz glass panel, and the bottoms of the touch keys respectively correspond to the first touch spring and the second touch spring.

As a further improvement of the technical scheme, the top of the shell is provided with a slot, and the quartz glass panel is embedded in the slot.

As a further improvement of the technical scheme, the surface of the shell is provided with a through hole, the upper surface of the PCB mainboard (2) is embedded with a silica gel sleeve, the surface of the silica gel sleeve is provided with an infrared emission tube hole and a pyroelectric sensor hole, the pyroelectric sensor hole corresponds to the through hole, and a lens is embedded in the through hole.

As a further improvement of the technical scheme, the silica gel sleeve is sleeved on the outer walls of the human body pyroelectric sensor and the infrared emission tube, the upper end of the infrared emission tube is matched with the inside of the hole of the infrared emission tube, and the upper end of the human body pyroelectric sensor is matched with the inside of the hole of the pyroelectric sensor.

As a further improvement of the technical scheme, a main board support is arranged on the periphery of the bottom of the PCB main board, and the main board support is fixedly arranged inside the shell.

As a further improvement of the technical scheme, a USB socket is arranged on the surface of the PCB main board close to the end portion, a socket mounting hole is formed in the end portion of the rear plug, and the end portion of the USB socket is inserted into the socket mounting hole.

Compared with the prior art, the beneficial effects of the utility model are that: in this bactericidal lamp, through setting up infrared transmitting tube and infrared receiving tube, can judge whether someone or other animal's static existence in the induction zone of 1 meter. When a person or other animals exist in the induction area statically or dynamically, the germicidal lamp can be automatically turned on after the human body or the animals leave the induction area according to the running scene set by the MCU, and when the human body or the animals are in the induction area statically or dynamically, the germicidal lamp can be in a normally-closed state.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is an exploded view of the whole structure of embodiment 1;

FIG. 3 is a schematic structural view of the case according to embodiment 1;

fig. 4 is a first schematic diagram of a PCB main board structure of embodiment 1;

fig. 5 is a second schematic diagram of a PCB main board structure of embodiment 1;

FIG. 6 is a schematic diagram of the operation of the MCU system control center of embodiment 1;

FIG. 7 is a schematic view of the operation of the ultraviolet lamp of embodiment 1;

fig. 8 is a schematic diagram of the operation of the touch key of embodiment 1;

fig. 9 is a schematic diagram of the operation of the USB socket according to embodiment 1;

fig. 10 is a schematic diagram showing the operation of the infrared reflective near-field sensor of embodiment 1;

fig. 11 is a schematic diagram of the operation of the infrared reflection far-field sensor according to embodiment 1.

The various reference numbers in the figures mean:

1. a housing; 11. grooving; 12. a silica gel sleeve; 121. an infrared emission tube hole; 122. a pyroelectric sensor hole; 13. a lens; 14. a through hole; 2. a PCB main board; 20. a USB socket; 21. a light reflecting groove; 22. positioning the card; 23. a human body pyroelectric sensor; 24. an infrared emission tube; 25. a first touch spring; 26. a second touch spring; 27. a main board support; 28. an infrared receiving tube; 3. a quartz glass panel; 30. a touch key; 4. an ultraviolet lamp tube; 5. a front plug; 50. a limiting groove; 6. a rear plug; 60. and a socket mounting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of 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.

Example 1

Referring to fig. 1-11, the present invention provides a germicidal lamp, which includes a housing 1, a front plug 5 and a rear plug 6 disposed at two ends of the housing, wherein two ends of a PCB board 2 are inserted into the front plug 5 and the rear plug 6 respectively, and the two ends of the PCB board 2 are conveniently fixed inside the housing 1 through the limiting grooves 50.

Specifically, 2 bottom peripheries of PCB mainboard are provided with mainboard support 27, mainboard support 27 is fixed to be set up inside casing 1, mainboard support 27 is used for fixed and protection PCB mainboard 2 at the inside mounted position of casing 1, support PCB mainboard 2 inside casing 1, the surface that PCB mainboard 2 is close to the tip is provided with USB socket 20, as shown in fig. 10, USB socket 20 is the input interface of bactericidal lamp operating power supply, socket mounting hole 60 has been seted up to 6 tip of back end cap, inside USB socket 20 tip inserted socket mounting hole 60, make USB socket 20 can stretch out outside casing 1, and is convenient for use.

Further, the inside PCB mainboard 2 that is provided with of

casing

1, 2 both ends of PCB mainboard respectively with the inside looks adaptation of two

spacing grooves

50, 2 surperficial edges of PCB mainboard are close to of PCB mainboard are provided with two locator cards 22, locator card 22 is used for fixing ultraviolet tube 4 and reflector card 21 on PCB mainboard 2 structure, be provided with reflector card 21 between two locator cards 22, reflector card 21 adopts the aluminium mirror surface material that can be high at UV wave band reflectivity, the reflector card concentrates the luminous power of CCFL light at a direction output, can effectively increase irradiation area's luminous intensity, the inside ultraviolet tube 4 that is provided with of reflector card 21, as shown in figure 8, the drive of ultraviolet tube 4 adopts controllable switch push-pull boost circuit, become the AC power of high frequency and high pressure to low pressure DC power, be used for driving CCFL cold cathode fluorescent tube, the on-off state of driver has MCU to control.

It should be noted that, as shown in fig. 6, the MCU system control center uses an SC92F8362B single chip to control the operating states of the circuits of each part, thereby implementing the function control of different scenes of the lamp.

Specifically, the upper surface of the PCB main board 2 is provided with a human body pyroelectric sensor 23, an infrared transmitting tube 24 and an infrared receiving tube 28, the human body pyroelectric sensor 23 is used for judging whether a person or other animals pass through the sensing area of 3-5 meters, the infrared transmitting tube 24 is used for transmitting waves outwards, the infrared receiving tube 28 is matched to make an inductive distance sensor by utilizing the principle that an obstacle can reflect infrared waves, the infrared receiving tube 28 is used for receiving the infrared waves reflected by the infrared transmitting tube 28 through the obstacle and used for sensing the distance sensor, the infrared receiving tube 28 sends the infrared wave switch variable reflected back to the MCU, and the MCU controls the switch state of the CCFL driving circuit according to the system setting scene.

As shown in fig. 11, the P1 of the human pyroelectric sensor 23 based on the motion principle is used to determine whether a person or other animals pass through the pyroelectric sensing area within 5 meters, when a person or animal passes through the pyroelectric sensing area, the P1 outputs a switching variable to the MCU, the MCU controls the operating state of the CCFL lamp driving circuit according to the current scene setting, so as to control the on/off of the lamp, so as to protect the safety of the person and animal within the scene, the human pyroelectric infrared sensor has a long sensing distance, and can be used for determining far-field persons and objects within 5 meters, the P1 requires the person and other large animals to generate a variable in a motion manner, for the non-moving person and animal, the P1 maintains a balanced state, and does not output a changing switching variable, as shown in fig. 10, the infrared transmitting tube 24 is D7, the infrared receiving tube 28 is U2, D7 transmits infrared waves to the outside, and the U2 receives infrared waves reflected by the obstacles, meanwhile, the U2 sends the switch variable of the received and reflected infrared waves to the MCU, the MCU controls the switch state of the CCFL driving circuit according to the system setting scene, and the MCU controls the sensing working distance of infrared transceiving of D7 and U2 by controlling the output power of D7. The infrared reflection type sensor composed of D7 and U2 is mainly used for near-field induction within 1 meter, and the sensor can perform change of the number of switches even if people and animals do not move in a near-field induction distance scene.

It is worth to be noted that, a through hole 14 is opened on the surface of the housing 1, a silica gel sleeve 12 is embedded on the upper surface of the PCB motherboard 2, an infrared emission tube hole 12 and a pyroelectric sensor hole 122 are opened on the surface of the silica gel sleeve 12, the pyroelectric sensor hole 122 corresponds to the through hole 14, the pyroelectric sensor hole 122 is located inside the through hole 14, a lens 13 is embedded on the top of the through hole 14, the lens 13 is a fresnel lens and cooperates with human pyroelectric to improve the sensing distance, sensing angle and sensing sensitivity of the human pyroelectric sensor 23, the silica gel sleeve 12 is sleeved on the outer walls of the human pyroelectric sensor 23 and the infrared emission tube 24, the upper end of the infrared emission tube 24 is adapted to the inside of the infrared emission tube hole 121, the upper end of the human pyroelectric sensor 23 is adapted to the inside of the pyroelectric sensor hole 122, the silica gel sleeve 12 is a black silica gel sensor for protecting the infrared emission tube 24 and the human pyroelectric, meanwhile, the light output of the infrared emission tube 24 is concentrated and isolated so as to avoid interfering the abnormal operation of other parts of the circuit, the infrared emission tube hole 121 on the silica gel sleeve 12 is used for placing the infrared emission tube 24, and the pyroelectric sensor hole 122 is used for placing the human body pyroelectric sensor 23.

Further, a first touch spring 25 and a second touch spring 26 are arranged on the surface of the PCB mainboard 2, a quartz glass panel 3 is embedded on the surface of the housing 1, two touch keys 30 are arranged on the surface of the quartz glass panel 3, the bottoms of the two touch keys 30 respectively correspond to the first touch spring 25 and the second touch spring 26, as shown in fig. 8, the touch control key MCU controls the on/off of the circuit by using the first touch spring 25 and the second touch spring 26 and the capacity change of the touch key 30 on the surface of the quartz glass panel 3, and the circuit is provided with a normally-on mode, a fast-off mode, a timing mode and an automatic induction mode.

Specifically, the top of the shell 1 is provided with a slot 11, the quartz glass panel 3 is embedded in the slot 11, and the quartz glass panel 3 adopts quartz glass which can penetrate ultraviolet energy in UVC wave band, so that not only is the CCFL lamp protected, but also the capacitive touch function key is realized. The shell is provided with an infrared emission window corresponding to the position of 121. The casing is provided with a Fresnel lens mounting window corresponding to 122.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A germicidal lamp comprising a housing (1), characterized in that: casing (1) both ends are provided with preceding end cap (5) and back end cap (6) respectively, preceding end cap (5) and back end cap (6) are inside all to be provided with spacing groove (50) casing (1) inside is provided with PCB mainboard (2), PCB mainboard (2) both ends respectively with two spacing groove (50) inside looks adaptation, PCB mainboard (2) surface is close to the edge and is provided with two locator card (22), two be provided with reflector groove (21) between locator card (22), reflector groove (21) inside is provided with ultraviolet tube (4), PCB mainboard (2) upper surface is provided with human body and releases electric sensor (23), infrared transmitting tube (24) and infrared receiving tube (28).

2. The germicidal lamp as recited in claim 1, wherein: the human body pyroelectric sensor (23) is used for judging whether a person or other animals pass through the sensor area, the infrared transmitting tube (24) is used for transmitting waves outwards, the infrared transmitting tube (28) is matched with the infrared receiving tube to manufacture the sensing distance sensor by utilizing the principle that the barrier can reflect infrared waves, and the infrared receiving tube (28) is used for receiving the infrared waves which are reflected back by the infrared transmitting tube (24) through the barrier and used for sensing the distance sensor.

3. The germicidal lamp as recited in claim 1, wherein: PCB mainboard (2) surface is provided with first touch spring (25) and second touch spring (26), casing (1) surface inlays and is equipped with quartz glass panel (3), quartz glass panel (3) surface is provided with two touch button (30), two touch button (30) bottom corresponds respectively first touch spring (25) with second touch spring (26).

4. The germicidal lamp as recited in claim 3, wherein: a groove (11) is formed in the top of the shell (1), and the quartz glass panel (3) is embedded in the groove (11).

5. The germicidal lamp as recited in claim 1, wherein: through-hole (14) have been seted up on casing (1) surface, the upper surface of PCB mainboard (2) inlays and is equipped with silica gel cover (12), infrared emission tube hole (121) and pyroelectric sensor hole (122) have been seted up on silica gel cover (12) surface, pyroelectric sensor hole (122) with through-hole (14) correspond, lens (13) have been inlayed to through-hole (14).

6. The germicidal lamp as recited in claim 5, wherein: the silica gel cover (12) is established at human pyroelectric sensor (23) and infrared transmitting tube (24) outer wall, infrared transmitting tube (24) upper end with the inside looks adaptation of infrared transmitting tube hole (121), human pyroelectric sensor (23) upper end with the inside looks adaptation of pyroelectric sensor hole (122).

7. The germicidal lamp as recited in claim 1, wherein: the PCB is characterized in that a main board support (27) is arranged on the periphery of the bottom of the PCB main board (2), and the main board support (27) is fixedly arranged inside the shell (1).

8. The germicidal lamp as recited in claim 1, wherein: the surface of the PCB main board (2) close to the end is provided with a USB socket (20), the end of the rear plug (6) is provided with a socket mounting hole (60), and the end of the USB socket (20) is inserted into the socket mounting hole (60).