CN210774144U

CN210774144U - Six-in-one sensor

Info

Publication number: CN210774144U
Application number: CN201921348734.3U
Authority: CN
Inventors: 陶龙平
Original assignee: Guangzhou Long Ge Electronic Technology Co ltd
Current assignee: Guangzhou Long Ge Electronic Technology Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-06-16
Anticipated expiration: 2029-08-20

Abstract

The utility model relates to a sensor technical field just discloses a six close a sensor, including mounting bracket, fan, connecting plate, wind channel pipe, electrostatic plate, dust screen, bottom, sensor body and serial ports plug-in components, the installing port has been seted up to the positive one side of mounting bracket, the fan all around through the screw respectively with the fixed connection all around of installing port inner wall, the positive all around of fan through the bolt respectively with the connecting plate fixed connection all around, the wind channel pipe is located the positive intermediate position of connecting plate, the mounting groove has all been seted up all around of wind channel pipe inner wall, the electrostatic plate is located the inside of mounting groove. The utility model discloses reach the purpose that avoids the dust phenomenon of gathering when laser dust sensor fan moves, can put wantonly at the required monitoring area simultaneously, gather environmental parameter in real time to convey monitoring data to relaying or gateway through wireless transmission mode, also can realize handheld off-line monitoring function.

Description

Six-in-one sensor

Technical Field

The utility model relates to a sensor technical field specifically is a six-in-one sensor.

Background

The laser dust sensor module detects the concentration of dust in the air by adopting an optical scattering principle, a laser emitting diode and a photoelectric detection sensor are arranged in the sensor, when the laser dust sensor module works, the laser emitting diode is aligned to a detection area to emit laser pulses, laser generates scattered light when encountering dust, part of the scattered light returns to the photoelectric detection sensor, the photoelectric detection sensor converts obtained optical signals into electric signals, and then an analysis circuit is used for further analyzing the information of the intensity, the pulse frequency, the wavelength amplitude and the like of the scattered light in the electric signals to reflect the concentration condition of the dust in the air.

The existing sensor also has the following defects that firstly, the power consumption is large, and the overall power consumption is 160mA under the power supply of 5V; secondly, dust can be accumulated when the laser dust sensor fan operates, so that the service life and the data accuracy of the sensor are influenced, and therefore the influence on the sensor is larger when the environment is worse.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a six close a sensor reaches the purpose that the phenomenon was gathered to the dust when avoiding laser dust sensor fan operation, can put wantonly at required monitoring area simultaneously, gathers environmental parameter in real time to convey monitoring data to relaying or gateway through wireless transmission mode, also can realize handheld off-line monitoring function.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a six close a sensor, includes mounting bracket, fan, connecting plate, wind channel pipe, electrostatic plate, dust screen, bottom, sensor body and serial ports plug-in components, the installing port has been seted up to the positive one side of mounting bracket, around the fan through the screw respectively with the fixed connection all around of installing port inner wall, the positive all around of fan through the bolt respectively with the fixed connection all around of connecting plate, the wind channel pipe is located the positive intermediate position of connecting plate, the mounting groove has all been seted up all around of wind channel inside pipe wall, the electrostatic plate is located the inside of mounting groove, the wind channel pipe is positive all around respectively with the fixed connection all around of dust screen, the small opening has been seted up to the intermediate position of wind channel socle portion.

Preferably, the shape of air duct pipe is the rectangle, the length of air duct pipe is three centimeters, air duct pipe and connecting plate be integrated into one piece structure.

Preferably, the electrostatic plate is rectangular, and the surface of the electrostatic plate is slightly inclined at a fifteen-degree angle.

Preferably, the leak groove is rectangular, the length of the leak groove is two centimeters, and the sensor body is located at the top of the bottom cover.

Preferably, the serial card is located on a sensor body, and the sensor body comprises an eCO2 sensing module, a PM2.5 sensing module, a PM10 sensing module, a Temperature sensing module, a Humidity sensing module, a TVOC sensing module and a CH2O sensing module.

Preferably, the working voltage of the sensor body is DC5V +/-0.2V 150ma, the temperature and the humidity of the working environment of the sensor body are-10-60 ℃ and 5-95% RH respectively, and the preheating time of the sensor body is 15 minutes.

Preferably, the serial port plug-in comprises an RS485-B serial port receiving end, an RS485-A serial port sending end, a GND access end and a DC5V input end.

(III) advantageous effects

The utility model provides a six-in-one sensor. The method has the following beneficial effects:

(1) the utility model discloses because the air duct pipe, the mounting groove, the static board, the setting of dust screen and small opening, through when the fan moves, the air in the external environment is filtered the inside that gets into the air duct pipe by the dust screen, dust in the air is stopped by the dust screen this moment, consequently, the interception effect to the dust has been improved, simultaneously in the inside of air duct pipe, external electrostatic generator produces static, then make four static boards on have the electrostatic field, consequently, adsorb the inside dust in air duct pipe, make the dust accumulation on the static board, every period of time electrostatic generator shutdown, the dust loses the absorption of electrostatic field and drops, break away from the inside of air duct pipe through the small opening afterwards, with this emergence that the dust gathers the phenomenon when having avoided the fan operation, thereby sensor life and the accuracy of detected data have been supported.

(2) The utility model discloses can put wantonly in required monitoring area, gather environmental parameter in real time to convey monitoring data to relaying or gateway through wireless transmission mode, also can realize handheld off-line monitoring function, the monitoring precision of this sensor is ppb level simultaneously, monitoring parameter independent assortment, and have characteristics such as automatic calibration, the response is fast, the reliability is high, accuracy nature and stability are good, can reach the effect that the consumption is low simultaneously, can adopt battery and commercial power to supply power.

(3) The utility model discloses the appearance is small and exquisite, good uniformity has, and stability, accuracy and low cost, detect characteristics such as intellectuality, specially for air purifier, new trend system is tailor-made, it is very convenient integrated to in clarifier and the new fan, can intelligent perception family air quality change, show PM2.5 in real time, carbon dioxide, formaldehyde, collection numerical value such as humiture, and through certain agreement format output data, high durability and convenient use, good stability has, measured CO2 value is TVOC's equivalence output simultaneously.

(4) The utility model discloses owing to adopt laser P2.5 sensor, TVOC gas sensor and integrated temperature and humidity sensor trinity's sensor module, the data processing method who adopts DSP carries out data processing, reach the accurate high-efficient processing of real-time data, general RS-232 or the transmission rate 9600bps that the RS-485 interface is fixed communicate, thereby be convenient for technical engineering personnel go up the hand fast, the numerous and diverse earlier stage algorithm operation time has been subtracted, accelerate development speed, the degree of difficulty of using has been reduced, and the precision is improved.

Drawings

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

FIG. 2 is an exploded view of the fan of the present invention;

FIG. 3 is a schematic cross-sectional view of the air duct pipe of the present invention;

FIG. 4 is a schematic diagram of a circuit system of the structural sensor body of the present invention;

FIG. 5 is a schematic diagram of a circuit system of the structural sensor body power supply of the present invention;

fig. 6 is a schematic diagram of a circuit system of the PM2.5 module of the structural sensor body of the present invention;

fig. 7 is a schematic diagram of a circuit system of the TVOC module of the structural sensor body of the present invention;

fig. 8 is a schematic diagram of the circuit system for measuring the temperature and humidity of the structural sensor body of the present invention.

In the figure: 1. a mounting frame; 2. an installation port; 3. a fan; 4. a connecting plate; 5. an air duct pipe; 6. mounting grooves; 7. an electrostatic plate; 8. a dust screen; 9. a leak groove; 10. a bottom cover; 11. a sensor body; 12. and (4) a serial port plug-in.

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.

As shown in fig. 1-3, the utility model provides a technical solution: a six-in-one sensor comprises a mounting frame 1, a fan 3, a connecting plate 4, an air duct pipe 5, a static plate 7, a dustproof net 8, a bottom cover 10, a sensor body 11 and a serial port plug-in 12, wherein a mounting opening 2 is formed in one side of the front surface of the mounting frame 1, the periphery of the fan 3 is fixedly connected with the periphery of the inner wall of the mounting opening 2 through screws, the periphery of the front surface of the fan 3 is fixedly connected with the periphery of the connecting plate 4 through bolts, the air duct pipe 5 is positioned in the middle of the front surface of the connecting plate 4, mounting grooves 6 are formed in the periphery of the inner wall of the air duct pipe 5, the static plate 7 is positioned inside the mounting grooves 6, the periphery of the front surface of the air duct pipe 5 is fixedly connected with the periphery of the dustproof net 8, a leakage groove 9 is formed in the middle of the bottom of the air duct pipe 5, and due to the arrangement of the air duct, the air in the external environment is filtered by the dust screen 8 and enters the inside of the air duct pipe 5, at the moment, the dust in the air is blocked by the dust screen 8, so the dust blocking effect is improved, meanwhile, in the inside of the air duct pipe 5, the external electrostatic generator generates static electricity, then four electrostatic plates 7 are provided with electrostatic fields, so the dust in the air duct pipe 5 is adsorbed, the dust is accumulated on the electrostatic plates 7, the electrostatic generator stops running at each period of time, the dust loses the adsorption of the electrostatic fields and falls off, and then the dust is separated from the inside of the air duct pipe 5 through the leakage groove 9, so the dust accumulation phenomenon when the fan 3 runs is avoided, the service life of the sensor and the accuracy of detection data are maintained, the utility model can be randomly placed in a required monitoring area, environmental parameters are collected in real time, and the monitoring data are transmitted to a relay or a gateway in a wireless transmission mode, the sensor can also realize the handheld off-line monitoring function, simultaneously, the monitoring precision of the sensor is ppb level, the monitoring parameters are freely combined, the sensor has the characteristics of automatic calibration, quick response, high reliability, good precision and stability and the like, simultaneously, the effect of low power consumption can be achieved, and the battery and the commercial power can be adopted for supplying power.

The wind channel pipe 5 is rectangular, the length of the wind channel pipe 5 is three centimeters, the wind channel pipe 5 and the connecting plate 4 are of an integrally formed structure, the electrostatic plate 7 is rectangular, the surface micro-slope surface of the electrostatic plate 7 is arranged at a fifteen-degree angle, the leakage groove 9 is rectangular, the length of the leakage groove 9 is two centimeters, the sensor body 11 is positioned at the top of the bottom cover 10, the serial port plug-in 12 is positioned on the sensor body 11, the sensor body 11 comprises an eCO2 sensing module, a PM2.5 sensing module, a PM10 sensing module, a Temperature sensing module, a Humidity sensing module, a TVOC sensing module and a CH2O sensing module, the sensor body 11 has various baud rates, the working voltage of the sensor body 11 is DC5V +/-0.2V 150 ma-36V, the Temperature and Humidity of the working environment of the sensor body 11 are-10-60 ℃ and 5-95% RH respectively, the preheating time of the sensor body 11 is 15 minutes, and the VOC is more stable, therefore, the increase of the preheating time can improve the accuracy of the detection data, the serial port plug-in 12 comprises an RS485-B serial port receiving end, an RS485-A serial port sending end, a GND access end and a DC5V input end, and the laser P2.5 sensor, the TVOC gas sensor and the sensor module integrating the temperature and humidity sensor are adopted, the data processing method of the DSP is adopted for data processing, the accurate and efficient processing of real-time data is achieved, the transmission rate 9600bps fixed by a universal RS-232 or RS-485 interface is communicated, so that technical engineers can conveniently and quickly get on the hand, the complicated early-stage algorithm operation time is reduced, the development speed is accelerated, the application difficulty is reduced, and the accuracy is improved The new trend system is tailor-made, and it is very convenient integrated to clarifier and new fan in, can intelligent sensing air quality change in the family, shows collection numerical values such as PM2.5, carbon dioxide, formaldehyde, humiture in real time to through certain agreement format output data, convenient to use has good stability, and the CO2 value of measuring simultaneously is TVOC's equivalence output.

When the dust collecting device is used, when the fan 3 runs, air in the external environment is filtered by the dustproof net 8 to enter the air duct pipe 5, dust in the air is blocked by the dustproof net 8 at the moment, so that the dust collecting effect is improved, meanwhile, the external electrostatic generator generates static electricity inside the air duct pipe 5, then the four electrostatic plates 7 are provided with electrostatic fields, the dust inside the air duct pipe 5 is adsorbed, the dust is accumulated on the electrostatic plates 7, the electrostatic generator stops running every certain time, the dust loses the adsorption of the electrostatic fields and falls off, and then the dust is separated from the inside of the air duct pipe 5 through the leakage groove 9, so that the dust accumulation phenomenon during the running of the fan 3 is avoided.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a six close a sensor, includes mounting bracket (1), fan (3), connecting plate (4), wind channel pipe (5), electrostatic plate (7), dust screen (8), bottom (10), sensor body (11) and serial ports plug-in components (12), its characterized in that: mounting bracket (1) positive one side has been seted up installing port (2), fan (3) all around through the screw respectively with the fixed connection all around of installing port (2) inner wall, fan (3) positive all around through the bolt respectively with the fixed connection all around of connecting plate (4), air duct pipe (5) are located the positive intermediate position of connecting plate (4), mounting groove (6) have all been seted up all around of air duct pipe (5) inner wall, electrostatic plate (7) are located the inside of mounting groove (6), air duct pipe (5) positive all around respectively with the fixed connection all around of dust screen (8), leak source (9) have been seted up to the intermediate position of air duct pipe (5) bottom.

2. A six-in-one sensor according to claim 1, wherein: the shape of air duct pipe (5) is the rectangle, the length of air duct pipe (5) is three centimeters, air duct pipe (5) and connecting plate (4) are integrated into one piece structure.

3. A six-in-one sensor according to claim 1, wherein: the electrostatic plate (7) is rectangular, and the surface of the electrostatic plate (7) is slightly inclined at a fifteen-degree angle.

4. A six-in-one sensor according to claim 1, wherein: the leak groove (9) is rectangular, the length of the leak groove (9) is two centimeters, and the sensor body (11) is located at the top of the bottom cover (10).

5. A six-in-one sensor according to claim 1, wherein: the serial port card (12) is positioned on the sensor body (11), and the sensor body (11) comprises an eCO2 sensing module, a PM2.5 sensing module, a PM10 sensing module, a Temperature sensing module, a Humidity sensing module, a TVOC sensing module and a CH2O sensing module.

6. A six-in-one sensor according to claim 1, wherein: the working voltage of the sensor body (11) is DC5V +/-0.2V 150ma, the temperature and the humidity of the working environment of the sensor body (11) are-10-60 ℃ and 5-95% RH respectively, and the preheating time of the sensor body (11) is 15 minutes.

7. A six-in-one sensor according to claim 1, wherein: the serial port plug-in (12) comprises an RS485-B serial port receiving end, an RS485-A serial port sending end, a GND access end and a DC5V input end.