CN216132879U

CN216132879U - Novel laser dust detector

Info

Publication number: CN216132879U
Application number: CN202121993563.7U
Authority: CN
Inventors: 李涛
Original assignee: Qingdao Juchuang Environmental Protection Group Co ltd
Current assignee: Qingdao Juchuang Environmental Protection Group Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-25
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a novel laser dust detector, wherein the length of a main shell is 80mm, the width of the main shell is 130mm, and the height of the main shell is 130mm, so that the novel laser dust detector is small in size and convenient to carry, a printed circuit board is arranged in the main shell, the printed circuit board is a multipurpose printed circuit board, the multipurpose printed circuit board can achieve the effect of one machine for multiple purposes and can simultaneously detect the values of PM2.5, PM10 and TSP, the front end of the main shell is connected with a shell front plate through bolts, a square through hole is formed in the shell front plate, a plastic transparent plate is fixedly arranged in the square through hole of the shell front plate, a display screen is fixedly arranged on the printed circuit board, the display screen and the plastic transparent plate are arranged in an alignment manner, the display screen is arranged in high-clear liquid, so that characters on the display screen are clearer, the reading is convenient, and a printing interface is additionally arranged, so that the printer can be connected to print and store in time.

Description

Novel laser dust detector

Technical Field

The utility model relates to the technical field of laser dust detection equipment, in particular to a novel laser dust detector.

Background

The laser dust detector has wide application, is applied to departments such as a disease control center, health supervision, environmental monitoring, various manufacturing enterprises and the like to quickly monitor PM2.5 and inhalable particles in the environment, is suitable for quickly measuring the concentration of the inhalable particles at an exhaust port of a public place and a central air conditioner, is used for evaluating the purification efficiency of an air purifier and the like.

However, the conventional dust detector is generally large in size and inconvenient to carry; the measurement types are few, and the detection data is single; the values on the display screen are also obscured; and the laser dust detector has no printing function, and displayed numerical values need to be recorded by hand-writing, so that a novel laser dust detector needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel laser dust detector which is small in size, convenient to carry, various in measurement types, convenient to read due to the fact that a high-definition liquid crystal display screen is arranged, and a printing interface is arranged to be connected with a printer to print in time, so that the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel laser dust detector comprises a main shell, wherein the interior of the main shell is arranged in a hollow structure, the front end and the rear end of the main shell are arranged in an opening structure, the length of the main shell is 80mm, the width of the main shell is 130mm, and the height of the main shell is 130 mm;

the printed circuit board is arranged in the main shell and is a multipurpose printed circuit board;

the front end of the main shell is connected with a shell front plate through a bolt, a square through hole is formed in the shell front plate, a plastic transparent plate is fixedly installed in the square through hole of the shell front plate, a display screen is fixedly installed on the printed circuit board, the display screen and the plastic transparent plate are arranged in an aligned mode, and the display screen is a high-definition liquid crystal display screen;

a plurality of groups of holes have been seted up to main shell side, main shell has printing connector, power button and the mouth that charges through fixed mounting in a plurality of groups of holes, fixed mounting has printer slot, battery slot and power button groove on the printed circuit board, power button electric connection is in power button groove, print connector electric connection in printer slot.

Preferably, a pump fixing frame and a rechargeable lithium battery are arranged in the main shell, the rechargeable lithium battery is electrically connected to the charging port and the battery slot, and an electric pump is fixedly mounted in the pump fixing frame.

Preferably, the electric pump is communicated with a pump air inlet and a pump air outlet, the lower end of the main shell is provided with a bottom exhaust hole, and the pump air outlet is communicated with the bottom exhaust hole.

Preferably, the printed circuit board is fixedly provided with a sensor, the lower end of the sensor is communicated with a sensor air outlet, and the lower end of the sensor air outlet is communicated with the pump air inlet.

Preferably, a through hole is formed in the upper end of the main shell, a funnel air inlet pipe is inserted into the through hole of the main shell, the upper end of the sensor is communicated with a sensor air inlet, and the upper end of the sensor air inlet is communicated with the lower end of the funnel air inlet pipe.

Preferably, the printed circuit board is fixedly installed in the main shell through a main support, the rear end of the main shell is connected with a shell rear plate through bolts, and the lower end of the main shell is connected with four groups of rubber foot pads through bolts.

Compared with the prior art, the utility model has the beneficial effects that:

1. the multipurpose printed circuit board can achieve the effect of one machine with multiple purposes, and can simultaneously detect the numerical values of PM2.5, PM10 and TSP;

2. the length, width and height of the utility model are respectively as follows: 80mm is multiplied by 130mm, the volume is very small, and the carrying is very convenient;

3. the high-definition liquid crystal display screen is arranged, so that characters on the display screen are clearer and can be read conveniently;

4. the printer interface is arranged so as to be connected with a printer for timely printing and storing.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

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

FIG. 2 is a schematic structural breakdown diagram of the present invention;

FIG. 3 is a schematic structural diagram of a display panel and a transparent plastic plate according to the present invention;

fig. 4 is a schematic view of the internal structure of the present invention.

In the figure: 1. a main housing; 2. a funnel air inlet pipe; 3. a bottom vent; 4. a printing connection port; 5. a power button; 6. a charging port; 7. a housing front plate; 8. a plastic transparent plate; 9. a housing back plate; 10. four groups of rubber foot pads; 20. a printed circuit board; 21. a display screen; 22. a printer slot; 23. a battery slot; 24. a power button slot; 25. a main support; 26. a sensor; 27. a sensor air inlet; 28. a sensor air outlet; 30. a pump mount; 31. an electric pump; 32. a pump inlet; 33. a pump outlet; 40. a rechargeable lithium battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel laser dust detector comprises a main shell 1, wherein the interior of the main shell 1 is arranged in a hollow structure, the front end and the rear end of the main shell 1 are arranged in an open structure, the length of the main shell 1 is 80mm, the width of the main shell 1 is 130mm, the height of the main shell 1 is 130mm, and the novel laser dust detector is small in size and easy to carry;

the printed circuit board 20 is arranged in the main shell 1, the printed circuit board 20 is a multi-purpose printed circuit board, the effect of one machine with multiple purposes can be achieved, and the numerical values of PM2.5, PM10 and TSP can be detected at the same time;

referring to fig. 3, the front end of the main casing 1 is connected with a casing front plate 7 through a bolt, a square through hole is formed in the casing front plate 7, a plastic transparent plate 8 is fixedly installed in the square through hole of the casing front plate 7, a display screen 21 is fixedly installed on the printed circuit board 20, meanwhile, the display screen 21 and the printed circuit board 20 are in an electrical connection state, and in addition, the display screen 21 and the plastic transparent plate 8 are arranged in an alignment manner; the display screen 21 is a high-definition display screen, so that characters on the display screen are clearer and can be read conveniently;

referring to fig. 1 and 4, a plurality of sets of holes are formed at a side end of the main casing 1, the main casing 1 is fixedly provided with a printing connection port 4, a power button 5 and a charging port 6 through the plurality of sets of holes, a printer slot 22, a battery slot 23 and a power button slot 24 are fixedly arranged on the printed circuit board 20, the power button 5 is electrically connected to the power button slot 24, and the printer slot 22 is electrically connected to the printing connection port 4; the printer can be conveniently connected through the arrangement of the printing connecting port 4, and the printing and the storage can be carried out in time;

the above is the focus of the present invention, and the arrangement of the important structure of the present invention is constituted by the above.

The main casing 1 is provided with a rechargeable lithium battery 40, the rechargeable lithium battery 40 is electrically connected to the charging port 6 and the battery slot 23, and the rechargeable lithium battery 40 is arranged to provide power for internal devices.

A pump fixing frame 30 is arranged in the main shell 1, an electric pump 31 is fixedly arranged in the pump fixing frame 30, a pump air inlet 32 and a pump air outlet 33 are communicated with the electric pump 31, a bottom exhaust hole 3 is formed in the lower end of the main shell 1, and the pump air outlet 33 is communicated with the bottom exhaust hole 3 and serves as an exhaust hole of the electric pump 31.

The sensor 26 is fixedly mounted on the printed circuit board 20, the sensor 26 is electrically connected with the printed circuit board 20, the lower end of the sensor 26 is communicated with the sensor air outlet 28, and the lower end of the sensor air outlet 28 is communicated with the pump air inlet 32 through a mounting pipeline, so that the electric pump 31 is used as an air absorption device of the sensor 26.

The through-hole has been seted up to the upper end of main casing 1, and it has funnel intake pipe 2 to peg graft in the through-hole of main casing 1, and sensor 26 upper end intercommunication has sensor air inlet 27, and the upper end of sensor air inlet 27 communicates in the lower extreme of funnel intake pipe 2 to this setting makes electric pump 31 pass through funnel intake pipe 2, inhales the sensor 26 with the outside gas in, so that can detect the dust of air.

The printed circuit board 20 is fixedly installed in the main casing 1 through a main bracket 25, the rear end of the main casing 1 is connected with a casing rear plate 9 through bolts, the lower end of the main casing 1 is connected with four groups of rubber foot pads 10 through bolts, and the whole structure is arranged.

The working principle is as follows: the utility model is started by the power button 5, even if the electric pump 31 starts working, the funnel air inlet pipe 2 is used as a main inlet, dust gas to be detected enters the sensor 26 through the funnel air inlet pipe 2, so that the sensor 26 can detect dust in the sucked gas, and then the gas in the sensor 26 is discharged to the bottom exhaust hole 3 through the electric pump 31, so that the gas is discharged;

the printed circuit board 20 is a multi-purpose printed circuit board, can reach the effect of a tractor serves several purposes, can detect the numerical value of PM2.5, PM10, TSP simultaneously to the data that will detect out will show through the display screen 21, the data that the staff permeable plastics transparent sheet 8 observed display on the display screen 21, can also connect the printer through printing connector 4 in addition, so that in time print.

In addition, the length, the width and the height of the utility model are respectively as follows: 80mm is multiplied by 130mm, the volume is small, and the carrying is convenient.

The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application belongs to the common knowledge in the field, and the present application mainly protects the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel laser dust detector, includes main casing (1), its characterized in that: the inner part of the main shell (1) is arranged in a hollow structure, the front end and the rear end of the main shell (1) are arranged in an open structure, the length of the main shell (1) is 80mm, the width of the main shell (1) is 130mm, and the height of the main shell (1) is 130 mm;

a printed circuit board (20) is arranged in the main shell (1), and the printed circuit board (20) is a multipurpose printed circuit board;

the front end of the main shell (1) is connected with a shell front plate (7) through a bolt, a square through hole is formed in the shell front plate (7), a plastic transparent plate (8) is fixedly installed in the square through hole of the shell front plate (7), a display screen (21) is fixedly installed on the printed circuit board (20), the display screen (21) and the plastic transparent plate (8) are arranged in an aligned mode, and the display screen (21) is set to be a high-definition display screen;

a plurality of groups of holes have been seted up to main shell (1) side, main shell (1) has printing connector (4), power button (5) and charges mouth (6) through fixed mounting in a plurality of groups of holes, fixed mounting has printer slot (22), battery slot (23) and power button groove (24) on printed circuit board (20), power button (5) electric connection is in power button groove (24), print connector (4) electric connection in printer slot (22).

2. The laser dust detector as claimed in claim 1, wherein: the electric charging device is characterized in that a pump fixing frame (30) and a rechargeable lithium battery (40) are arranged in the main shell (1), the rechargeable lithium battery (40) is electrically connected to the charging port (6) and the battery slot (23), and an electric pump (31) is fixedly arranged in the pump fixing frame (30).

3. The laser dust detector as claimed in claim 2, wherein: the electric pump (31) is communicated with a pump air inlet (32) and a pump air outlet (33), the lower end of the main shell (1) is provided with a bottom exhaust hole (3), and the pump air outlet (33) is communicated with the bottom exhaust hole (3).

4. The laser dust detector as claimed in claim 3, wherein: the sensor (26) is fixedly mounted on the printed circuit board (20), the lower end of the sensor (26) is communicated with a sensor air outlet (28), and the lower end of the sensor air outlet (28) is communicated with a pump air inlet (32).

5. The laser dust detector as claimed in claim 4, wherein: the upper end of main casing (1) has seted up the through-hole, it has funnel intake pipe (2) to peg graft in the through-hole of main casing (1), sensor (26) upper end intercommunication has sensor air inlet (27), the upper end of sensor air inlet (27) communicates in the lower extreme of funnel intake pipe (2).

6. The laser dust detector as claimed in claim 1, wherein: the printed circuit board (20) is fixedly installed in the main shell (1) through a main support (25), and the rear end of the main shell (1) is connected with a shell rear plate (9) through a bolt.