CN209296677U - A kind of toxic gas detector - Google Patents

Abstract

The utility model discloses a kind of toxic gas detectors, including shell, and are removably mounted to the sensor module below shell；The shell includes shell, and is installed on the capping of shell front side, and is installed on the line lid above shell；Control box is installed in the shell；It is sequentially installed with pressure ring, implosion guard and sealing ring from the inside to the outside between control box and the capping；Its top two sides of the shell are provided with fairlead；The toxic gas detector of the utility model, compact-sized, powerful, the concentration of the toxic gases such as aromatic hydrocarbon, alcohols suitable for long term monitoring use environment, and will test data and stored, user can understand air regime at any time；The generation that can be avoided toxic gas poisoning etc., improves air quality, and use environment is safer, comfortable, use value with higher.

Description

A kind of toxic gas detector

Technical field

The utility model relates to a kind of toxic gas detectors, belong to detector technology field.

Background technique

Toxic gas both can reside in raw materials for production, such as most of organic chemicals (VOC), it is also possible to exist In the byproduct of the links of production process, such as ammonia, carbon monoxide, hydrogen sulfide；They are to cause to endanger to staff The maximum risk factor of evil；It is this to endanger not only including injury immediately, such as uncomfortable, morbidity, death, and including The harm long-term for human body, such as disable, canceration；The detection of these toxic and harmful gas should be started to cause sufficiently Pay attention to；Gas detector is a kind of flammable, detection of toxic gas explosion-proof type without display, the output of gas detector digital signal Device, every gas control instrument, just for a kind of gas detection；Gas detector gas control instrument is in industrial gas detector In Leakage inspection warning device, gas detector is industrial fuel gas and toxic gas safety detecting instrument；Gas Detector can be fixedly mounted on the indoor and outdoor hazardous area of tested gas leakage；Existing gas detector is for can be with Cause the detection device of gas of acute poisoning, such as hydrogen sulfide, hydrocyanic acid etc. relatively conventional, but for slow poisoning can be caused Gas, such as aromatic hydrocarbon, alcohols etc. detection device it is few, but aromatic hydrocarbon, alcohols etc. are for the danger of workers ' health and safety Evil is at all no less than the gas that can cause acute poisoning；Therefore, in order to solve problem above, it would be highly desirable to which designing one kind can be to drawing Play the detector that the gas of slow poisoning is detected.

Utility model content

A kind of in order to solve the above problems, the utility model proposes toxic gas detector, it is compact-sized, it is powerful, The concentration of the toxic gases such as aromatic hydrocarbon, alcohols suitable for long term monitoring use environment, and will test data and stored, user Air regime can be understood at any time；The generation that can be avoided toxic gas poisoning etc., improves air quality, uses ring Border is safer, comfortable, use value with higher.

The toxic gas detector of the utility model, including shell, and it is removably mounted to the sensor die below shell Group；The shell includes shell, and is installed on the capping of shell front side, and is installed on the line lid above shell；In the shell Control box is installed；It is sequentially installed with pressure ring, implosion guard and sealing ring from the inside to the outside between control box and the capping；It is described Its top two sides of shell are provided with fairlead；

Its outside of the control box is equipped with display module；Controller is installed, and electric with controller in the control box Power module, wireless communication module, A/D conversion module and the data memory module of connection；The display module and controller electricity Connection；The sensor module is communicated to connect by signal conditioning module and A/D conversion module；The wireless communication module, A/D Conversion module, signal conditioning module, data memory module and display module are electrically connected with power module respectively；The controller is logical It crosses wireless communication module and host computer communicates to connect, wherein for the display module that data are shown, and for being carried out with host computer The wireless communication module of data transmission, and for the A/D conversion module of digital-to-analogue conversion, and stored for will test information Data memory module, and the power module for being powered to electrical equipment, and for adjusting sensor detection signal Reason, the signal conditioning module of amplification, and for being stored to wireless communication module, A/D conversion module, signal conditioning module, data The controller that module and display module are controlled is existing module, this will not be detailed here its particular circuit configurations and its work Principle.

Further, the host computer is communicated to connect by gsm wireless communication module and user mobile phone, wherein gsm wireless Communication module is existing module, this will not be detailed here its particular circuit configurations and its working principle.

Further, hollow plug wire is installed on fairlead described in two sides.

Further, hollow plug wire is installed on fairlead described in side；Alarm is installed on fairlead described in the other side Device.

Still further, the alarm includes alarm lamp and buzzer；The alarm lamp and buzzer point It is not electrically connected with controller and power module.

Still further, being equipped with sealing ring in the fairlead.

Further, the signal conditioning module is made of sensor drive driving circuit and amplifying circuit.

Further, the sensor module includes PID gas sensor, semiconductor-type gas sensor or solid electrolytic Matter gas sensor.

Compared with prior art, the toxic gas detector of the utility model, compact-sized, function is strong Greatly, suitable for long term monitoring use environment the toxic gases such as aromatic hydrocarbon, alcohols concentration, and will test data and stored, User can understand air regime at any time；The generation that can be avoided toxic gas poisoning etc., improves air quality, makes It is safer, comfortable with environment, use value with higher.

Detailed description of the invention

Fig. 1 is 1 configuration schematic diagram of the embodiments of the present invention.

Fig. 2 is 2 circuit theory schematic block diagram of the embodiments of the present invention.

Each component mark in attached drawing are as follows: 1- sensor module, 2- shell, 3- capping, 4- line lid, 5- control box, 6- pressure ring, 7- implosion guard, 8- sealing ring, 9- fairlead, 10- display module, the hollow plug wire of 11-, 12- washer.

Specific embodiment

Embodiment 1:

Toxic gas detector as depicted in figs. 1 and 2, including shell, and it is removably mounted to the sensing below shell Device mould group 1；The shell includes shell 2, and is installed on the capping 3 of 2 front side of shell, and is installed on the line lid 4 of 2 top of shell； Control box 5 is installed in the shell 2；It is sequentially installed with pressure ring 6, explosion-proof glass from the inside to the outside between the control box 5 and capping 3 Glass 7 and sealing ring 8；Its top two sides of the shell 2 are provided with fairlead 9；

Its outside of the control box 5 is equipped with display module 10；Controller is installed in the control box 5, and with control Power module, wireless communication module, A/D conversion module and the data memory module of device electrical connection；The display module 10 and control Device electrical connection processed；The sensor module 1 is communicated to connect by signal conditioning module and A/D conversion module；The wireless communication Module, A/D conversion module, signal conditioning module, data memory module and display module 10 are electrically connected with power module respectively；Institute Stating controller, module and host computer communicate to connect by wireless communication.

The host computer is communicated to connect by gsm wireless communication module and user mobile phone.

Hollow plug wire 11 is installed on fairlead 9 described in two sides.

Cable is equipped with by sealing ring 8 and washer 12 in the fairlead 9.

The signal conditioning module is made of sensor drive driving circuit and amplifying circuit.

The sensor module 1 includes that PID gas sensor, semiconductor-type gas sensor or solid-electrolyte gas pass Sensor.

Embodiment 2:

The toxic gas detector of the utility model, structure are substantially the same manner as Example 1, wherein lead described in side Hollow plug wire 11 is installed on pipe 9；Alarm is installed on fairlead 9 described in the other side；The alarm includes police instruction Lamp and buzzer；The alarm lamp and buzzer are electrically connected with controller and power module respectively.

The toxic gas detector of the utility model, by PID gas sensor, semiconductor-type gas sensor or solid electricity Concentration of toxic gases in matter gas sensor real-time detection environment is solved, and will test signal will letter after signal conditioning module is handled Number amplification, then is converted into digital signal for current signal by A/D conversion module for amplified signal, and extremely by digital data transmission Controller is handled, and be will test information and is stored in digital storage module；If sensor module detects toxic in environment When gas content is more than preset value, controller controls alarm work, and alarm lamp is lighted, and buzzer sounds, and reminds scene Staff；Meanwhile module transmits a signal to host computer by wireless communication, then will be believed by gsm wireless communication module Number user mobile phone is sent to by short message mode, is sent by extracting the contact name saved in SIM card and phone number Short massage notice relevant person in charge is overhauled in time.

Above-described embodiment is only the better embodiment of the utility model, therefore all according to the utility model patent application range The equivalent change or modification that the structure, feature and principle is done, is included in the scope of the utility model patent application.

Claims (8)

1. a kind of toxic gas detector, it is characterised in that: including shell, and be removably mounted to the sensor die below shell Group；The shell includes shell, and is installed on the capping of shell front side, and is installed on the line lid above shell；In the shell Control box is installed；It is sequentially installed with pressure ring, implosion guard and sealing ring from the inside to the outside between control box and the capping；It is described Its top two sides of shell are provided with fairlead；

Its outside of the control box is equipped with display module；Controller is installed in the control box, and is electrically connected with the controller Power module, wireless communication module, A/D conversion module and data memory module；The display module is electrically connected with the controller； The sensor module is communicated to connect by signal conditioning module and A/D conversion module；The wireless communication module, A/D conversion Module, signal conditioning module, data memory module and display module are electrically connected with power module respectively；The controller passes through nothing Line communication module and host computer communicate to connect.

2. toxic gas detector according to claim 1, it is characterised in that: the host computer is communicated by gsm wireless Module and user mobile phone communicate to connect.

3. toxic gas detector according to claim 1, it is characterised in that: be equipped on fairlead described in two sides hollow Plug wire.

4. toxic gas detector according to claim 1, it is characterised in that: be equipped on fairlead described in side hollow Plug wire；Alarm is installed on fairlead described in the other side.

5. toxic gas detector according to claim 4, it is characterised in that: the alarm include alarm lamp and Buzzer；The alarm lamp and buzzer are electrically connected with controller and power module respectively.

6. toxic gas detector according to claim 1, it is characterised in that: be equipped with sealing ring in the fairlead.

7. toxic gas detector according to claim 1, it is characterised in that: the signal conditioning module is driven by sensor Dynamic circuit and amplifying circuit are constituted.

8. toxic gas detector according to claim 1, it is characterised in that: the sensor module includes PID gas Sensor, semiconductor-type gas sensor or solid-state electrolyte gas sensor.