CN213239186U

CN213239186U - Ultraviolet sensor with threshold indicator lamp

Info

Publication number: CN213239186U
Application number: CN202022315478.7U
Authority: CN
Inventors: 赵志; 林计培
Original assignee: Beijing Dongdong Baishi Electronics Co ltd
Current assignee: Beijing Dongdong Baishi Electronics Co ltd
Priority date: 2020-10-18
Filing date: 2020-10-18
Publication date: 2021-05-18
Anticipated expiration: 2030-10-18

Abstract

The utility model discloses a take ultraviolet sensor of threshold value pilot lamp, it relates to sensor technical field. Be equipped with LED threshold value instruction window on the metal casing, metal casing's upper end is equipped with data interface, metal casing's lower extreme is equipped with ultraviolet sensor fixed thread, inside data connector from top to bottom of metal casing installs in proper order, LED threshold value pilot lamp control panel, the control mainboard, the ultraviolet photosensitive tube, ultraviolet lens, data connector links to each other with data interface, data connector links to each other with LED threshold value pilot lamp control panel, LED threshold value pilot lamp control panel links to each other with the control mainboard, install the LED pilot lamp on the LED threshold value pilot lamp control panel, the control mainboard links to each other with the ultraviolet photosensitive tube, ultraviolet lens is hugged closely to the ultraviolet photosensitive tube and installs the lower surface at metal casing. The utility model discloses a colour through LED indicates to be greater than or be less than the threshold value, judges ultraviolet intensity's size directly perceivedly, and is simple directly perceived again, and application prospect is wide.

Description

Ultraviolet sensor with threshold indicator lamp

Technical Field

The utility model relates to a sensor technical field, concretely relates to take ultraviolet sensor of threshold value pilot lamp.

Background

The ultraviolet sensor is one kind of sensor, can utilize light-sensitive element to pass through photovoltaic mode and light guide mode with ultraviolet signal conversion to measurable signal of telecommunication, at present, the ultraviolet sensor on the market all does not have threshold value pilot lamp function, can not directly judge the size of ultraviolet intensity, and it is very inconvenient to use. In order to solve the above problems, it is particularly necessary to design an ultraviolet sensor with a threshold indicator lamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take ultraviolet sensor of threshold value pilot lamp, simple structure, reasonable in design, the colour through LED indicates the ultraviolet sensor that is greater than or is less than the threshold value, judges ultraviolet intensity's size directly perceivedly, and is simple again directly perceived, and the practicality is strong, easily uses widely.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an ultraviolet sensor with a threshold indicator lamp comprises a metal shell, an LED threshold indicator window, a data interface, ultraviolet sensor fixing threads, a data connector, an LED threshold indicator lamp control panel, a control mainboard, an ultraviolet photosensitive tube, an ultraviolet lens and an LED indicator lamp, wherein the metal shell is provided with the LED threshold indicator window, the upper end of the metal shell is provided with the data interface, the lower end of the metal shell is provided with the ultraviolet sensor fixing threads, the inside of the metal shell is sequentially provided with the data connector, the LED threshold indicator lamp control panel, the control mainboard, the ultraviolet photosensitive tube and the ultraviolet lens from top to bottom, the data connector is connected with the data interface, the data connector is connected with the LED threshold indicator lamp control panel, the LED threshold indicator lamp control panel is connected with the control mainboard, the LED indicator lamp is arranged on the LED threshold indicator lamp control panel, and the control mainboard is connected with the ultraviolet photosensitive, the ultraviolet photosensitive tube is tightly attached to the ultraviolet lens and is arranged on the lower surface of the metal shell.

Preferably, the metal shell consists of an upper shell piece and a lower shell piece; the LED threshold value indicating window is composed of a light guide layer and a light diffusion layer, the light guide layer and the shell upper part are molded into a whole through insert molding, the light diffusion layer is located on the periphery of the LED threshold value indicating window, and the light diffusion layer is fixedly bonded with the shell upper part and the shell lower part in a hot casting mode.

Preferably, the light guide layer is a PMMA light guide ring.

Preferably, the light diffusion layer adopts a PC diffuse reflection diffusion cover with high haze and high light transmittance, and the appearance of the PC diffusion cover is a fine frosted surface.

The utility model has the advantages that: the device is simple and convenient to operate, the ultraviolet sensors larger than or smaller than the threshold value are indicated through the colors of the LEDs, the size of the ultraviolet intensity can be judged visually through the colors of the threshold value indicating lamps through the LED threshold value indicating window, and the application prospect is wide.

Drawings

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic view of the assembly structure of the present invention;

fig. 4 is an enlarged schematic view of a portion B in fig. 3.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 4, the following technical solutions are adopted in the present embodiment: an ultraviolet sensor with a threshold indicator lamp comprises a metal shell 1, an LED threshold indicator window 2, a data interface 3, ultraviolet sensor fixing threads 4, a data connector 5, an LED threshold indicator lamp control panel 6, a control mainboard 7, an ultraviolet photosensitive tube 8, an ultraviolet lens 9 and an LED indicator lamp 10, wherein the metal shell 1 is provided with the LED threshold indicator window 2, the upper end of the metal shell 1 is provided with the data interface 3, the lower end of the metal shell 1 is provided with the ultraviolet sensor fixing threads 4, the inside of the metal shell 1 is sequentially provided with the data connector 5, the LED threshold indicator lamp control panel 6, the control mainboard 7, the ultraviolet photosensitive tube 8 and the ultraviolet lens 9 from top to bottom, the data connector 5 is connected with the data interface 3, the data connector 5 is connected with the LED threshold indicator lamp control panel 6, and the LED threshold indicator lamp control panel 6 is connected with the control mainboard 7, LED indicator light 10 is installed on LED threshold indicator light control panel 6, and control mainboard 7 links to each other with ultraviolet photosensitive tube 8, and ultraviolet photosensitive tube 8 hugs closely ultraviolet lens 9 and installs the lower surface at metal casing 1.

It is worth noting that the metal shell 1 is composed of a shell upper part 1-1 and a shell lower part 1-2; the LED threshold indicating window 2 is composed of a light guide layer 2-1 and a light diffusion layer 2-2, the light guide layer 2-1 and an upper shell piece 1-1 are formed through insert hot casting, the light diffusion layer 2-2 is located on the periphery of the light guide layer 2-1, and the light diffusion layer 2-2 is fixedly bonded with the upper shell piece 1-1 and a lower shell piece 1-2 in a hot casting mode, so that the IP68 function is achieved.

In addition, the light guide layer 2-1 adopts a PMMA light guide ring; the light diffusion layer 2-2 adopts a high-haze and high-light-transmittance PC diffuse reflection diffusion cover, the appearance of the PC light diffusion layer is a fine frosted surface, and the light diffusion layer is uniform in light emission, clear in outline and textured.

According to the specific embodiment, threshold function indication is realized through LED colors, two or three colors can be displayed through the LEDs to indicate that ultraviolet is larger than a threshold value and smaller than or equal to the threshold value, the relative size of ultraviolet intensity is judged, light emitted by the LED indicating lamp 10 is guided out through the light guide layer 2-1, LED light is uniformly diffused on the outer surface of the cylinder through the light diffusion layer 2-2, and the effects of uniform and soft LED light emission are realized. The LED supplies power through the data connector, the data connector has the functions of data transmission and power supply for the LED, and the LED threshold indicator lamp control board 6 can be connected to external equipment or a computer through the data connector to set the threshold.

The manufacturing process of the embodiment has two times of encapsulation and injection molding, wherein the upper shell piece 1-1 and the PMMA light guide material are injected and molded together by the insert molding process to form a whole, the LED threshold indicator control board 6 and the control main board 7 are assembled with the lower shell piece 1-2 and the upper shell piece 1-1, and then the PC diffuse reflection material is encapsulated and injected, so that the ultraviolet sensor is formed into a whole and has excellent structural strength through two times of encapsulation and injection molding, and meanwhile, the waterproof grade of the ultraviolet sensor can reach the IP68 standard.

This embodiment establishes a LED threshold value instruction window on ultraviolet sensor's metal casing, the LED light source passes through leaded light material diffusion to all around, then the light through the diffusion layer with the pilot lamp window becomes even and the profile is clear, the big or small condition of the relative threshold value of ultraviolet intensity is judged directly perceivedly to the colour through LED, this sensor not only can be through the long-range ultraviolet intensity data that reads of data line, still can judge the relative size of ultraviolet intensity through the threshold value pilot lamp that ultraviolet sensor set up, it is simple again directly perceived, wide market perspective has.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An ultraviolet sensor with a threshold indicator lamp is characterized by comprising a metal shell (1), an LED threshold indicator window (2), a data interface (3), ultraviolet sensor fixing threads (4), a data connector (5), an LED threshold indicator lamp control board (6), a control main board (7), an ultraviolet photosensitive tube (8), an ultraviolet lens (9) and an LED indicator lamp (10), wherein the metal shell (1) is provided with the LED threshold indicator window (2), the upper end of the metal shell (1) is provided with the data interface (3), the lower end of the metal shell (1) is provided with the ultraviolet sensor fixing threads (4), the metal shell (1) is internally provided with the data connector (5), the LED threshold indicator lamp control board (6), the control main board (7), the ultraviolet photosensitive tube (8) and the ultraviolet lens (9) in sequence from top to bottom, the data connector (5) is connected with the data interface (3), data connector (5) link to each other with LED threshold value pilot lamp control panel (6), and LED threshold value pilot lamp control panel (6) link to each other with control mainboard (7), installs LED pilot lamp (10) on LED threshold value pilot lamp control panel (6), and control mainboard (7) link to each other with ultraviolet photosensitive tube (8), and ultraviolet photosensitive tube (8) are hugged closely ultraviolet lens (9) and are installed at the lower surface of metal casing (1).

2. The ultraviolet sensor with the threshold indicator lamp as claimed in claim 1, characterized in that the metal housing (1) is composed of an upper housing part (1-1) and a lower housing part (1-2); the LED threshold indicating window (2) is composed of a light guide layer (2-1) and a light diffusion layer (2-2), the light guide layer (2-1) and an upper shell piece (1-1) are molded into a whole through insert molding, the light diffusion layer (2-2) is located on the periphery of the light guide layer (2-1), and the light diffusion layer (2-2), the upper shell piece (1-1) and a lower shell piece (1-2) are molded into a whole through encapsulation.

3. The UV sensor with threshold indicator light of claim 2, wherein the light diffusion layer (2-2) is bonded to the upper housing part (1-1) and the lower housing part (1-2) by thermal molding.

4. The ultraviolet sensor with the threshold indicator light as claimed in claim 2, wherein the light guide layer (2-1) is a PMMA light guide ring.

5. The ultraviolet sensor with the threshold indicator light as claimed in claim 2, wherein the light diffusion layer (2-2) is a PC diffuse reflection diffusion cover.