CN210665670U

CN210665670U - Automatic toxic substance concentration detection device

Info

Publication number: CN210665670U
Application number: CN201921270785.9U
Authority: CN
Inventors: 张振远
Original assignee: Guangdong Zhongjing Environment Monitoring Co ltd
Current assignee: Guangdong Zhongjing testing certification Co.,Ltd.
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-06-02
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a noxious material concentration automatic checkout device, including first casing, circuit board, cavity and second casing, the top of second casing is provided with the intake pipe, first casing is installed through fixing bolt in one side of second casing, the opposite side of second casing evenly is provided with the ventilation groove, first casing is kept away from the top of second casing one side and is installed the display screen, and is provided with the alarm on the first casing of display screen below, the bottom that the display screen was kept away from to the alarm is installed and is pressed the key zone, the inside of second casing is provided with the cavity, and the inside top of cavity is fixed with air intake fan. The utility model discloses an install ventilation groove, draw runner, sliding chamber and metal mesh to be convenient for dispel the heat to device inside, avoid inside high temperature to cause electric element ageing, the metal mesh can prevent dust effectively and also can shield signal's interference simultaneously.

Description

Automatic toxic substance concentration detection device

Technical Field

The utility model relates to a formaldehyde check out test set technical field specifically is a noxious material concentration automatic checkout device.

Background

Formaldehyde is a protoplasm material with strong toxicity, has strong destructive effect on biological cell protein and carcinogenic effect on human bodies, and after a new house is decorated, the formaldehyde concentration is higher because decoration materials and furniture contain a large amount of materials capable of emitting formaldehyde, so that the formaldehyde concentration can be reduced to be within an acceptable range for living.

However, the existing detection device has a single function, can only detect formaldehyde values, cannot meet other requirements, cannot detect air temperature values, and needs to be processed through a humidifier when the weather is too dry, so that the weather reaches a comfortable range.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noxious material concentration automatic checkout device to solve the problem that the function singleness that proposes in the above-mentioned background art, can not detect temperature value and unable remote detection.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic toxic substance concentration detection device comprises a first shell, a circuit board, a cavity and a second shell, wherein an air inlet pipe is arranged at the top end of the second shell, the first shell is installed on one side of the second shell through a fixing bolt, a ventilation groove is uniformly formed in the other side of the second shell, a display screen is installed at the top of the first shell, which is far away from one side of the second shell, an alarm is arranged on the first shell below the display screen, a key area is installed at the bottom end, which is far away from the display screen, of the alarm, a cavity is arranged inside the second shell, an air inlet fan is fixed at the top end inside the cavity, a circuit board is installed at the bottom end, which is close to the air inlet fan, of the cavity through screws, a temperature sensor is installed at the top of one end of the circuit board, a formaldehyde sensor is installed on the circuit board below the, the utility model discloses a formaldehyde sensor, including data converter, circuit board, air inlet fan, wireless signal transceiver module, standing groove, storage battery, air outlet fan, temperature sensor and formaldehyde sensor, the data converter is kept away from the bottom of formaldehyde sensor and is installed the singlechip, wireless signal transceiver module is installed to the bottom of circuit board one end, the standing groove is installed to the bottom that the air inlet fan was kept away from to the circuit board, and the inside of standing groove evenly is provided with the battery, the inside bottom mounting of cavity has the air outlet fan, the output of temperature sensor and formaldehyde sensor is respectively through wire and data converter's input electric connection, and data converter's output passes through the wire and the input electric connection of singlechip, the output of singlechip pass.

Preferably, an integrated welding structure is formed between the air inlet pipe and the second shell, and an epoxy resin corrosion-resistant layer is arranged on the inner side wall of the air inlet pipe.

Preferably, the first shell and the second shell form a dismounting and mounting structure through the fixing bolt, and rubber bulges are uniformly arranged at the bottoms of the two sides of the first shell and the second shell.

Preferably, the two sides of the alarm are uniformly provided with fluorescent strips, and the fluorescent strips are of a semi-arc structure.

Preferably, the air inlet fan and the air outlet fan are symmetrically distributed about a vertical center line of the cavity, and filter screens are arranged at the joints of the air inlet fan and the cavity and the joints of the air outlet fan and the cavity.

Preferably, the ventilation groove is equidistant to be set up the other end at the second casing, the inside both sides of ventilation groove all are provided with smooth chamber, the metal mesh is all installed to the inside in ventilation groove, and the both sides of metal mesh all are provided with the draw runner of mutually supporting with smooth chamber, the metal mesh passes through to constitute sliding structure between draw runner and the smooth chamber.

Compared with the prior art, the beneficial effects of the utility model are that: the automatic toxic substance concentration detection device is provided with a formaldehyde sensor, a temperature sensor, a data converter, a single chip microcomputer and a wireless signal input module, when the formaldehyde sensor and the temperature sensor transmit sensed signal values to the data converter, the single chip microcomputer converts the signals into data and transmits the data to the wireless signal receiving and transmitting module, a user can conveniently remotely check formaldehyde concentration values and indoor temperature values through a mobile terminal, the function of automatically detecting the formaldehyde concentration of the device is achieved, meanwhile, when the formaldehyde sensor and the temperature sensor detect that the formaldehyde concentration values and the indoor temperature values are larger than set values, the alarm gives out alarm sound to remind the user in time, a safe living environment is guaranteed to be provided for the user, and rubber bulges are uniformly arranged at the bottoms of the two sides of the first shell and the second shell, increase the frictional force between user and the device convenient to hand and carry about, convenience is provided for the user, through installing first casing, fixing bolt and second casing, when the device is inside to break down, be convenient for dismantle first casing and second casing through fixing bolt, convenient maintenance, simultaneously through installing the ventilation slot, the draw runner, sliding chamber and metal mesh, thereby be convenient for dispel the heat to the device is inside, avoid inside high temperature to cause electrical component ageing, the metal mesh can be dustproof simultaneously also can shield the interference of signal effectively.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic rear view of the present invention;

fig. 4 is a schematic side view of the present invention;

fig. 5 is a system block diagram of the present invention.

In the figure: 1. an air inlet pipe; 2. a first housing; 3. a display screen; 4. a fluorescent strip; 5. an alarm; 6. A rubber bulge; 7. a key area; 8. an air intake fan; 9. a circuit board; 10. a single chip microcomputer; 11. a placement groove; 12. a temperature sensor; 13. a formaldehyde sensor; 14. a data converter; 15. a wireless signal transceiving module; 16. a storage battery; 17. an air outlet fan; 18. a cavity; 19. fixing the bolt; 20. a slide bar; 21. a second housing; 22. a slide chamber; 23. a ventilation slot; 24. a metal mesh.

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.

Referring to fig. 1-5, the present invention provides an embodiment: an automatic detection device for concentration of toxic substances comprises a first shell 2, a circuit board 9, a cavity 18 and a second shell 21, wherein an air inlet pipe 1 is arranged at the top end of the second shell 21, an integrated welding structure is formed between the air inlet pipe 1 and the second shell 21, and an epoxy resin corrosion-resistant layer is arranged on the inner side wall of the air inlet pipe 1, so that the connection between the air inlet pipe 1 and the second shell 21 is firmer, the epoxy resin corrosion-resistant layer effectively prevents the air inlet pipe 1 from being corroded, the service life of the air inlet pipe 1 is prolonged, the first shell 2 is arranged on one side of the second shell 21 through a fixing bolt 19, a dismounting and mounting structure is formed between the first shell 2 and the second shell 21 through the fixing bolt 19, rubber bulges 6 are uniformly arranged at the bottoms of the two sides of the first shell 2 and the second shell 21, when a fault occurs in the device, the first shell 2 and the second shell 21 are conveniently dismounted for maintenance through the, the rubber bulge 6 increases the friction force between a user and the device, so that the device is convenient to carry by hand, ventilation grooves 23 are uniformly arranged on the other side of the second shell 21, the ventilation grooves 23 are arranged at the other end of the second shell 21 at equal intervals, sliding cavities 22 are arranged on two sides inside the ventilation grooves 23, metal nets 24 are arranged inside the ventilation grooves 23, sliding strips 20 matched with the sliding cavities 22 are arranged on two sides of each metal net 24, each metal net 24 forms a sliding structure through the sliding strips 20 and the sliding cavities 22, so that heat generated inside the device is timely discharged through the ventilation grooves 23 when the device works, the metal nets 24 are convenient for blocking dust and avoiding signal interference, after the device is used for a period of time, the metal nets 24 are convenient to slide out and disassemble from the inside of the sliding cavities 22 through the sliding strips 20, the metal nets 24 are convenient to clean or replace regularly, a display screen 3 is arranged at the top of one side, far away from the second shell 21, of the first shell 2, and the first shell 2 below the display screen 3 is provided with an alarm 5, the type of the alarm 5 can be CTE-96J, the two sides of the alarm 5 are uniformly provided with fluorescent strips 4, the fluorescent strips 4 are in a semi-arc structure to ensure that the device is more striking at night, the bottom end of the alarm 5 far away from the display screen 3 is provided with a key area 7, the inside of the second shell 21 is provided with a cavity 18, the top end of the inside of the cavity 18 is fixed with an air intake fan 8, the bottom end of the inside of the cavity 18 close to the air intake fan 8 is provided with a circuit board 9 through screws, the top of one end of the circuit board 9 is provided with a temperature sensor 12, the type of the temperature sensor 12 can be GWH300, the circuit board 9 below the temperature sensor 12 is provided with a formaldehyde sensor 13, the type of the formaldehyde sensor 13 can be KC09131323-o05, and the bottom end of, the bottom end of the data converter 14 far away from the formaldehyde sensor 13 is provided with a singlechip 10, the model of the singlechip 10 can be AT89C51, the bottom of one end of the circuit board 9 is provided with a wireless signal transceiver module 15, the model of the wireless signal transceiver module 15 can be YS-53, the bottom end of the circuit board 9 far away from the air inlet fan 8 is provided with a placing groove 11, the inside of the placing groove 11 is uniformly provided with a storage battery 16, the bottom end inside the cavity 18 is fixed with an air outlet fan 17, the air inlet fan 8 and the air outlet fan 17 are symmetrically distributed about the vertical central line of the cavity 18, and the joints of the air inlet fan 8, the air outlet fan 17 and the cavity 18 are respectively provided with a filter screen, so that air can be conveniently sucked by the air inlet fan 8 and discharged by the air outlet fan 17, the filter screens can effectively prevent dust from entering the inside the device, the output ends of, and the output end of the data converter 14 is electrically connected with the input end of the single chip microcomputer 10 through a wire, and the output end of the single chip microcomputer 10 is electrically connected with the input ends of the display screen 3, the alarm 5, the air inlet fan 8, the wireless signal receiving and sending module 15 and the air outlet fan 17 through wires respectively.

The working principle is as follows: when the device is used, a user holds the position of the rubber bulge 6, the friction force between the hand and the device is increased, the device is carried to a required position, the device is opened by utilizing the key area 7 to start working, the storage battery 16 provides a power source for the device, the air inlet fan 8 and the air outlet fan 17 are controlled to start working by the singlechip 10, the air inlet fan 8 pumps indoor air into the cavity 18 from the air inlet pipe 1, the air outlet fan 17 discharges detected gas, then the temperature sensor 12 and the formaldehyde sensor 13 detect and sense the passing air, then the sensed signal value is transmitted to the data converter 14, the data converter 14 converts signals into data to be transmitted to the singlechip 10, the data is transmitted to the display screen 3 and the wireless signal transceiver module 15 after being processed by the singlechip 10, the display screen 3 displays the detected data in real time, and the wireless signal transceiver module 15 continues to transmit the data to the server, realizes automatic detection of indoor formaldehyde value and temperature value, the mobile terminal receives real-time data so as to facilitate remote monitoring of users, has practicability, when the concentration value and the temperature value of the formaldehyde exceed the set values, the singlechip 10 controls the alarm 5 to give an alarm sound to remind a user to take corresponding measures in time so as to ensure that a safe and comfortable living environment is provided for the user, in the working process of the device, the ventilation groove 23 ventilates and dissipates heat to the inside of the device, thereby avoiding the phenomenon of aging of internal electric elements caused by overhigh temperature, and by arranging the metal nets 24 in the ventilation slots 23, not only dust can be effectively prevented, and can shield the interference of signals, improve the detection accuracy of the device, after a period of use, the metal mesh 24 can be slid out of the interior of the slide 22 through the slide 20 for removal for periodic cleaning to avoid dust clogging.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a noxious material concentration automatic checkout device, includes first casing (2), circuit board (9), cavity (18) and second casing (21), its characterized in that: the air inlet pipe (1) is arranged at the top end of the second shell (21), the first shell (2) is installed on one side of the second shell (21) through a fixing bolt (19), the ventilation groove (23) is evenly formed in the other side of the second shell (21), the display screen (3) is installed at the top of the first shell (2) far away from one side of the second shell (21), an alarm (5) is arranged on the first shell (2) below the display screen (3), the bottom end of the alarm (5) far away from the display screen (3) is installed with a key area (7), a cavity (18) is arranged inside the second shell (21), the top end of the cavity (18) is fixed with an air inlet fan (8), the bottom end of the cavity (18) close to the air inlet fan (8) is installed with a circuit board (9) through screws, and a temperature sensor (12) is installed at the top of one end of the circuit board (9), the formaldehyde monitoring device is characterized in that a formaldehyde sensor (13) is mounted on a circuit board (9) below the temperature sensor (12), a data converter (14) is mounted at the bottom end, far away from the temperature sensor (12), of the formaldehyde sensor (13), a single chip microcomputer (10) is mounted at the bottom end, far away from the formaldehyde sensor (13), of the data converter (14), a wireless signal transceiving module (15) is mounted at the bottom of one end of the circuit board (9), a placing groove (11) is mounted at the bottom end, far away from an air inlet fan (8), of the circuit board (9), storage batteries (16) are uniformly arranged inside the placing groove (11), an air outlet fan (17) is fixed at the bottom end inside a cavity (18), the output ends of the temperature sensor (12) and the formaldehyde sensor (13) are respectively electrically connected with the input end of the data converter (14) through wires, and the output end of the data converter (, the output end of the single chip microcomputer (10) is respectively and electrically connected with the input ends of the display screen (3), the alarm (5), the air inlet fan (8), the wireless signal receiving and transmitting module (15) and the air outlet fan (17) through wires.

2. The apparatus according to claim 1, wherein the apparatus further comprises: an integrated welding structure is formed between the air inlet pipe (1) and the second shell (21), and an epoxy resin corrosion-resistant layer is arranged on the inner side wall of the air inlet pipe (1).

3. The apparatus according to claim 1, wherein the apparatus further comprises: the first shell (2) is detachably mounted through the fixing bolt (19) and the second shell (21), and rubber protrusions (6) are uniformly arranged at the bottoms of the two sides of the first shell (2) and the second shell (21).

4. The apparatus according to claim 1, wherein the apparatus further comprises: the alarm is characterized in that fluorescent strips (4) are uniformly arranged on two sides of the alarm (5), and the fluorescent strips (4) are of a semi-arc structure.

5. The apparatus according to claim 1, wherein the apparatus further comprises: the air inlet fan (8) and the air outlet fan (17) are symmetrically distributed about the vertical center line of the cavity (18), and filter screens are arranged at the joints of the air inlet fan (8) and the air outlet fan (17) and the cavity (18).

6. The apparatus according to claim 1, wherein the apparatus further comprises: ventilation groove (23) equidistant setting is at the other end of second casing (21), the inside both sides in ventilation groove (23) all are provided with smooth chamber (22), metal mesh (24) are all installed to the inside in ventilation groove (23), and the both sides of metal mesh (24) all are provided with and slide chamber (22) the draw runner (20) of mutually supporting, constitute sliding structure between metal mesh (24) through draw runner (20) and smooth chamber (22).