CN218099101U

CN218099101U - Volatile organic compound detection device with convenient function

Info

Publication number: CN218099101U
Application number: CN202222289071.0U
Authority: CN
Inventors: 张家如
Original assignee: Shanghai Miya Technology Co ltd
Current assignee: Shanghai Miya Technology Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-20
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a volatile organic compounds detection device with convenient function belongs to the volatile organic compounds field of listening, including the detection case, the inside of detection case is equipped with air compressor and standard gas cylinder, the inside mist of dilution tank will be through the inside of exhaust hole and calandria exhaust air control valve, pneumatic control valve will control mist's pressure and flow, the drainage tube transports mist, the sensor of touch display screen rear end will respond to the organic gas concentration in the mist, it is convenient to connect between the part, utilize touch display screen to show its data out, after the concentration of response gas, gas flows into the inside of flowmeter through the installation pipe, detect gaseous flow, the manometer will detect the pressure of gas, keep gas flow's stability, the inside gas of standard gas cylinder is through diluting the jar, calandria and drainage tube, clear up its inside surplus mist, and convenient to use.

Description

Volatile organic compound detection device with convenient function

Technical Field

The utility model relates to a volatile organic compounds listens, and more specifically says, relates to a volatile organic compounds detection device with convenient function.

Background

Volatile Organic Compounds (VOCs) are important precursors for forming secondary pollutants such as fine particulate matters (PM 2.5) and ozone (O3), and further cause atmospheric environmental problems such as dust haze and photochemical smog. The regional composite air pollution characterized by PM2.5 and O3 is increasingly prominent, and the volatile organic gas detector is a microminiature instrument with a data acquisition function and can continuously detect VOC gas for 10 hours. In hazardous areas, environmental cleaning, or industrial applications, an alarm is issued when VOCs exceed limits.

When the existing volatile organic gas detector is used, substances in gas are generally detected by using a sensor, when the concentration exceeds a numerical value, a buzzer gives an alarm sound, an LED flashes for indication, but the flow cannot be controlled, so that the sensor cannot sense the situation timely, the detector is inconvenient to maintain, a monitoring screen is not provided, the concentration of the volatile organic gas cannot be known in time, and the detector is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome among the prior art because of the unable control of flow to lead to the response of sensor instant inadequately, and the maintenance is inconvenient, and no monitor screen, can't in time learn volatile organic gas's concentration, influence the use of detector, provide a volatile organic compounds detection device with convenient function, with not enough more than solving, facilitate the use.

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a volatile organic compounds detection device with convenient function, including the detection case, touch display screen is installed to the front end of detection case, and the ventilation hole has been seted up on the top of detection case, and the connecting hole has been seted up to one side lower extreme of detection case, and the inside of detection case is equipped with air compressor and standard gas cylinder, and the top of standard gas cylinder and at the internally mounted of detection case have a dilution tank, and the connecting pipe is installed on the top of standard gas cylinder, and the surface mounting of connecting pipe has the solenoid valve, and the hose is installed on the top of solenoid valve.

Preferably, the pneumatic control valve is installed at the upper end of the dilution tank and on the outer surface of the detection box, the detection assembly is arranged at the upper end of the dilution tank, and the vent hole is formed in the top end of the detection assembly.

Preferably, the top end of the dilution tank is provided with an exhaust hole, the bottom end of the dilution tank is provided with air inlet holes, and the two groups of air inlet holes are arranged.

Preferably, the exhaust hole is internally provided with a discharge pipe, the top end of the hose is arranged in one group of air inlet holes, and the other group of air inlet holes is internally provided with an exhaust pipe of the air compressor.

Preferably, the inside of dilution tank is equipped with the stirring fan blade axle, and the surface mounting of detection case has the motor, and the shaft coupling is installed to the output of motor, and the stirring fan blade axle is installed to the one end of shaft coupling.

Preferably, the stirring fan blade shaft comprises a fan blade shaft body and a coupling agent coating coated on the outer surface of the fan blade shaft body, and an anticorrosive coating is coated on the outer surface of the coupling agent coating.

Preferably, the exhaust end of the pneumatic control valve is provided with a drainage tube, and one end of the drainage tube is arranged at the bottom end of the detection assembly.

Preferably, the detection assembly comprises an installation pipe and a flowmeter arranged on the top end of the installation pipe, the top end of the flowmeter is provided with a welding pipe, the outer surface of the welding pipe is provided with a pressure gauge, and the top end of the welding pipe is arranged in the ventilation hole.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

compared with the prior art, the beneficial effects of the utility model are as follows:

(1) The utility model discloses a volatile organic compound detection device with convenient function, through the setting of air compressor, standard gas cylinder and solenoid valve, volatile organic compound gas leads to the inside of air compressor through the connecting hole and compresses, get into the inside of dilution tank through a set of inlet port, the solenoid valve discharges the gas in the standard gas cylinder into the inside of dilution tank through connecting pipe and hose, the solenoid valve will be controlled gas volume, utilize the gas in the standard gas cylinder to dilute volatile organic compound gas, the motor is started, make the shaft coupling drive stirring fan blade axle rotate, stirring fan blade axle stirs both gases, dilute the gas that needs to detect;

(2) The utility model discloses a volatile organic compounds detection device with convenient function, through pneumatic control valve, touch display screen, the setting of flowmeter and manometer, the inside mist of dilution tank will be through the inside of exhaust hole and calandria row inlet control valve, pneumatic control valve will control mist's pressure and flow, the drainage tube transports mist, the sensor of touch display screen rear end will respond to the organic matter gas concentration in the mist, it is convenient to connect between the part, utilize touch display screen to show its data out, after the concentration of response gas, gaseous inside that flows into the flowmeter through the installation pipe, detect gaseous flow, the manometer will detect gaseous pressure, keep gas flow's stability, the inside gas of standard gas cylinder passes through the dilution tank, calandria and drainage tube, clear up its inside surplus mist, and convenient to use.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a view showing the internal structure of the inspection box of the present invention;

FIG. 3 is a structural view of the diluting tank of the present invention;

FIG. 4 is a view of the structure of the stirring fan blade shaft of the present invention;

fig. 5 is a structure diagram of the detecting assembly of the present invention.

In the figure: 1. a detection box; 11. connecting holes; 12. an air compressor; 13. a standard gas cylinder; 131. a connecting pipe; 132. an electromagnetic valve; 133. a hose; 14. a dilution tank; 141. an exhaust hole; 142. an air intake; 143. stirring the fan blade shaft; 1431. a fan blade shaft body; 1432. coating a coupling agent; 1433. an anticorrosive layer; 144. a coupling; 145. a motor; 15. arranging pipes; 16. a pneumatic control valve; 17. a drainage tube; 2. a touch display screen; 3. a vent hole; 4. a detection component; 41. installing a pipe; 42. a flow meter; 43. welding the pipe; 44. and a pressure gauge.

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.

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

Combine fig. 1 and fig. 2, a volatile organic compounds detection device with convenient function, including detection case 1, touch display screen 2 is installed to detection case 1's front end, ventilation hole 3 has been seted up on detection case 1's top, connecting hole 11 has been seted up to one side lower extreme of detection case 1, detection case 1's inside is equipped with air compressor 12 and standard gas cylinder 13, the top of standard gas cylinder 13 and the internally mounted at detection case 1 have a dilution tank 14, connecting pipe 131 is installed on the top of standard gas cylinder 13, the surface mounting of connecting pipe 131 has solenoid valve 132, hose 133 is installed on the top of solenoid valve 132.

The present invention will be further described with reference to the following examples.

The first embodiment is as follows:

referring to fig. 2 to 4, a pneumatic control valve 16 is installed at the upper end of the dilution tank 14 and on the outer surface of the detection box 1, a detection unit 4 is provided at the upper end of the dilution tank 14, and a vent hole 3 is provided at the top end of the detection unit 4.

The top end of the dilution tank 14 is provided with an exhaust hole 141, the bottom end of the dilution tank 14 is provided with air inlet holes 142, and two groups of air inlet holes 142 are arranged.

The discharge hole 141 is internally provided with the discharge pipe 15, the top end of the hose 133 is mounted inside one set of the intake holes 142, and the other set of the intake holes 142 is internally provided with the discharge pipe of the air compressor 12.

The interior of the dilution tank 14 is provided with a stirring fan blade shaft 143, the outer surface of the detection box 1 is provided with a motor 145, the output end of the motor 145 is provided with a coupling 144, and one end of the coupling 144 is provided with the stirring fan blade shaft 143.

The stirring fan blade shaft 143 includes a fan blade shaft body 1431 and a coupling agent coating 1432 coated on an outer surface of the fan blade shaft body 1431, an anticorrosive layer 1433 is coated on an outer surface of the coupling agent coating 1432, and the coupling agent coating 1432 improves an interface effect between an inorganic substance and an organic substance.

A drain tube 17 is installed at the exhaust end of the pneumatic control valve 16, and one end of the drain tube 17 is installed at the bottom end of the detection assembly 4, and the pneumatic control valve 16 controls the pressure, flow rate and flow direction of the air flow.

In this embodiment: the volatile organic compound gas is compressed through the connection hole 11 to the inside of the air compressor 12, and enters the inside of the dilution tank 14 through the group of air inlet holes 142, the electromagnetic valve 132 discharges the gas inside the standard gas cylinder 13 into the inside of the dilution tank 14 through the connection pipe 131 and the hose 133, the electromagnetic valve 132 controls the gas amount, the volatile organic compound gas is diluted by the gas inside the standard gas cylinder 13, the motor 145 is started, the coupling 144 drives the stirring fan blade shaft 143 to rotate, the stirring fan blade shaft 143 stirs the gas between the two, the gas to be detected is diluted, direct air discharge is avoided, the environment is not affected, the set anticorrosive layer 1433 protects the fan blade shaft body 1431, the volatile organic compound gas is prevented from corroding the fan blade shaft body 1431, and the set couplant 1432 facilitates the anticorrosive layer 1433 to be attached to the outer surface of the fan blade shaft body 1431.

The second embodiment:

referring to fig. 5, the sensing module 4 includes a mounting tube 41 and a flow meter 42 mounted on a top end of the mounting tube 41, a welding tube 43 is mounted on a top end of the flow meter 42, a pressure gauge 44 is mounted on an outer surface of the welding tube 43, and a top end of the welding tube 43 is mounted inside the vent hole 3.

In this embodiment: the mixed gas in the dilution tank 14 is discharged into the pneumatic control valve 16 through the exhaust hole 141 and the discharge pipe 15, the pneumatic control valve 16 controls the pressure and the flow of the mixed gas, the drainage pipe 17 transports the mixed gas, a sensor at the rear end of the touch display screen 2 senses the concentration of organic gas in the mixed gas, the connection among parts is convenient, the data of the mixed gas is displayed by the touch display screen 2, after the concentration of the gas is sensed, the gas flows into the flowmeter 42 through the installation pipe 41, the flow of the gas is detected, the pressure gauge 44 detects the pressure of the gas, the stability of the gas flow is kept, the residual mixed gas in the standard gas bottle 13 is cleaned through the dilution tank 14, the discharge pipe 15 and the drainage pipe 17, and the use is convenient.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 volatile organic compounds detection device with convenient function, includes detection case (1), its characterized in that: touch display screen (2) are installed to the front end of detection case (1), ventilation hole (3) have been seted up on the top of detection case (1), connecting hole (11) have been seted up to one side lower extreme of detection case (1), the inside of detection case (1) is equipped with air compressor (12) and standard gas cylinder (13), the top of standard gas cylinder (13) and there is dilution tank (14) at the internally mounted of detection case (1), connecting pipe (131) are installed on the top of standard gas cylinder (13), the surface mounting of connecting pipe (131) has solenoid valve (132), hose (133) are installed on the top of solenoid valve (132).

2. The apparatus of claim 1, wherein the detecting device comprises: the pneumatic control valve (16) is installed at the upper end of the dilution tank (14) and on the outer surface of the detection box (1), the detection assembly (4) is arranged at the upper end of the dilution tank (14), and the ventilation hole (3) is formed in the top end of the detection assembly (4).

3. The detecting device for detecting VOCs according to claim 2, wherein: the top end of the dilution tank (14) is provided with an exhaust hole (141), the bottom end of the dilution tank (14) is provided with air inlet holes (142), and the air inlet holes (142) are provided with two groups.

4. The apparatus of claim 3, wherein the apparatus comprises: the inside of exhaust hole (141) is installed calandria (15), and the top of hose (133) is installed in the inside of a set of inlet port (142), and the inside of another set of inlet port (142) is installed the blast pipe of air compressor (12).

5. The apparatus of claim 3, wherein the apparatus comprises: the inside of dilution tank (14) is equipped with stirring fan blade axle (143), and the surface mounting of detection case (1) has motor (145), and shaft coupling (144) are installed to the output of motor (145), and stirring fan blade axle (143) are installed to the one end of shaft coupling (144).

6. The apparatus of claim 5, wherein the apparatus further comprises: the stirring fan blade shaft (143) comprises a fan blade shaft body (1431) and a coupling agent coating (1432) coated on the outer surface of the fan blade shaft body (1431), and an anti-corrosion layer (1433) is coated on the outer surface of the coupling agent coating (1432).

7. The detecting device for detecting VOCs according to claim 2, wherein: and a drainage tube (17) is installed at the exhaust end of the pneumatic control valve (16), and one end of the drainage tube (17) is installed at the bottom end of the detection component (4).

8. The apparatus of claim 7, wherein the apparatus comprises: the detection assembly (4) comprises an installation pipe (41) and a flowmeter (42) installed on the top end of the installation pipe (41), a welding pipe (43) is installed on the top end of the flowmeter (42), a pressure gauge (44) is installed on the outer surface of the welding pipe (43), and the top end of the welding pipe (43) is installed inside the ventilation hole (3).