CN205334255U

CN205334255U - Environment oxygen suppliment detects control platform

Info

Publication number: CN205334255U
Application number: CN201521116755.4U
Authority: CN
Inventors: 杨栓稳; 唐安平; 蒋维; 魏学海; 王毅博; 张曼丽
Original assignee: Qinghai Kang Hui Medicine Equipment Science And Technology Co Ltd
Current assignee: Qinghai Kang Hui Medicine Equipment Science And Technology Co Ltd
Priority date: 2015-12-31
Filing date: 2015-12-31
Publication date: 2016-06-22
Anticipated expiration: 2025-12-31

Abstract

The utility model relates to an oxygen supply equipment field specifically is an environment oxygen suppliment detects control platform. Including main control unit, detecting element, power module and oxygenerator, the main control unit includes CPU treater, net gape switch, FPGA ware able to programme, memory, display, detecting element including all with FPGA ware electrical connection's able to programme carbon dioxide detection module, ozone detection module, carbon monoxide detection module, FPGA ware able to programme passes through the net gape switch with CPU treater electrical connection, the CPU treater with memory, display, oxygenerator electrical connection, power module provides the power for entire system. The interior harmful gas concentration of the enclosure space that intelligent automated inspection locates has been realized to airtight space oxygen suppliment volume is adjusted at any time to the automatic control oxygenerator, guarantees the air safety in airtight space, and then ensures the personal security in airtight space.

Description

A kind of environment oxygen supply detection parametric controller

Technical field

This utility model belongs to oxygen supply equipment field, specifically a kind of environment oxygen supply detection parametric controller。

Background technology

Along with industrialized development, toxic and harmful have become as we produce and in life must not faced by dangerous source。Including petroleum chemical enterprise, chemical industry, environmental protection emergent accident, garbage loading embeading or even the various aspects such as municipal sewage treatment, all kinds of underground utilities, we are likely to be subject to the threat of hazardous gas unconsciously。

It is the important place needing to carry out harmful gas detection that confined space (includes lacking the workshop of good ventilation, underground piping, mole drain, subsurface storage tank, cabin etc.)。Any being about to enters and comes into the personnel that confined space is operated, all must the concentration of harmful gas within monitoring place momently, these harmful gass include carbon dioxide, carbon monoxide, ozone etc., and these dangerous components be both likely to before workman enters confined space just produced existence, or due to their movable formation betwixt。The generation of most of accident is all because lacking detection to confined space, enters before confined space including workman and wherein in work process。

Therefore, for above technical problem, it is highly desirable to design a kind of harmful gas that can accurately detect in confined space, and regulates closed environment oxygen-supplying amount at any time by oxygenerator, it is ensured that the air-safety of confined space。

Utility model content

The purpose of this utility model is in that to overcome the technical problem of above existence, harmful gas amount is gathered by detecting unit, and the data of collection are sent to main control unit, data are analyzed and process by main control unit, and regulate confined space oxygen-supplying amount at any time by oxygenerator。

For achieving the above object, this utility model adopts the following technical scheme that。

A kind of environment oxygen supply detection parametric controller, including main control unit, detection unit, power module and oxygenerator, main control unit includes CPU processor, network interface switch, FPGA Programmable, memorizer, display, detection unit includes the carbon dioxide detection module being all electrically connected with FPGA Programmable, ozone detection module, Carbon Monoxide Detection module, FPGA Programmable is by network interface switch and CPU processor electrical connection, CPU processor and memorizer, display, oxygenerator is electrically connected, carbon dioxide detection module, for detecting the amount of carbon dioxide in environment, ozone detection module, for detecting the ozone amount in environment, Carbon Monoxide Detection module, for detecting the CO content in environment, power module provides power supply for whole system。

Preferably, carbon dioxide detection module includes infrared carbon dioxide sensor, digital filter, amplifier, single-chip microcomputer, and infrared carbon dioxide sensor passes sequentially through digital filter, amplifier, single-chip microcomputer and the electrical connection of FPGA Programmable。

Preferably, ozone detection module includes low pressure mercury lamp, digital filter, Guang Chi, photocell, single-chip microcomputer, and low pressure mercury lamp passes sequentially through digital filter, Guang Chi, photocell, single-chip microcomputer and the electrical connection of FPGA Programmable。

Preferably, Carbon Monoxide Detection module includes carbon monoxide transducer, A/D converter, single-chip microcomputer, and carbon monoxide transducer passes sequentially through A/D converter, single-chip microcomputer and the electrical connection of FPGA Programmable。

Preferably, environment oxygen supply detection parametric controller also includes clock module, described clock module and the electrical connection of described CPU processor, is used for storing system time。

Preferably, environment oxygen supply detection parametric controller also includes port, described port and the electrical connection of described CPU processor, communicates for connecting with external equipment, this port preferably RS232, or RS485, or RS422。

This utility model beneficial effect: achieve harmful gas concentration (including carbonomonoxide concentration, amount of carbon dioxide concentration and ozone concentration) in autonomous detection residing closing space, and control oxygenerator by main control unit and regulate confined space oxygen-supplying amount at any time, ensure the air-safety of confined space, and then guarantee the personal security in confined space。

Accompanying drawing explanation

Fig. 1: this utility model structural representation。

Specific embodiment

Below in conjunction with accompanying drawing, this utility model is described in detail。

As shown in Figure 1, a kind of environment oxygen supply detection parametric controller, including main control unit, detection unit, power module and oxygenerator, main control unit includes CPU processor, network interface switch, FPGA Programmable, memorizer, display, detection unit includes the carbon dioxide detection module being all electrically connected with FPGA Programmable, ozone detection module, Carbon Monoxide Detection module, FPGA Programmable is by network interface switch and CPU processor electrical connection, CPU processor and memorizer, display, oxygenerator is electrically connected, carbon dioxide detection module, for detecting the amount of carbon dioxide in environment, ozone detection module, for detecting the ozone amount in environment, Carbon Monoxide Detection module, for detecting the CO content in environment, power module provides power supply for whole system。

CPU processor adopts MPC8247 chip, for analyzing and processing the data that carbonoxide detection module, ozone detection module and Carbon Monoxide Detection module detect。

FPGA Programmable adopts EP2C5F256C8N chip, it is achieved the parallel processing to carbon dioxide detection module, ozone detection module and Carbon Monoxide Detection module data。

Network interface switch adopts RTL8192CU chip, and the data for FPGA Programmable is obtained quickly are transferred to CPU processor, improves transmission speed。

Preferably, carbon dioxide detection module includes infrared carbon dioxide sensor, digital filter, amplifier, single-chip microcomputer, and infrared carbon dioxide sensor passes sequentially through digital filter, amplifier, single-chip microcomputer and the electrical connection of FPGA Programmable, is used for

Preferably, environment oxygen supply detection parametric controller also includes port, described port and the electrical connection of described CPU processor, communicates for connecting with external equipment, this port preferably RS232, or RS485, or RS422

Last it is noted that above example only in order to this utility model is described and and technical scheme described by unrestricted this utility model；Therefore, although this utility model is had been carried out detailed description with reference to each above-mentioned embodiment by this specification, but, it will be understood by those within the art that, still this utility model can be modified or equivalent replacement；And all are without departing from the technical scheme of spirit and scope of the present utility model and improvement thereof, it all should be encompassed in right of the present utility model。

Claims

1. an environment oxygen supply detection parametric controller, it is characterized in that: include main control unit, detection unit, power module and oxygenerator, described main control unit includes CPU processor, network interface switch, FPGA Programmable, memorizer, display, described detection unit includes the carbon dioxide detection module being all electrically connected with described FPGA Programmable, ozone detection module, Carbon Monoxide Detection module, described FPGA Programmable is by described network interface switch and the electrical connection of described CPU processor, described CPU processor and described memorizer, display, oxygenerator is electrically connected, described carbon dioxide detection module, for detecting the amount of carbon dioxide in environment, described ozone detection module, for detecting the ozone amount in environment, described Carbon Monoxide Detection module, for detecting the CO content in environment, described power module provides power supply for whole system。

2. environment oxygen supply according to claim 1 detection parametric controller, it is characterized in that: described carbon dioxide detection module includes infrared carbon dioxide sensor, digital filter, amplifier, single-chip microcomputer, described infrared carbon dioxide sensor passes sequentially through described digital filter, amplifier, single-chip microcomputer and the electrical connection of described FPGA Programmable。

3. environment oxygen supply according to claim 1 detection parametric controller, it is characterized in that: described ozone detection module includes low pressure mercury lamp, digital filter, Guang Chi, photocell, single-chip microcomputer, described low pressure mercury lamp passes sequentially through described digital filter, Guang Chi, photocell, single-chip microcomputer and the electrical connection of described FPGA Programmable。

4. environment oxygen supply according to claim 1 detection parametric controller, it is characterized in that: described Carbon Monoxide Detection module includes carbon monoxide transducer, A/D converter, single-chip microcomputer, described carbon monoxide transducer passes sequentially through described A/D converter, single-chip microcomputer and the electrical connection of described FPGA Programmable。

5. environment oxygen supply according to claim 1 detection parametric controller, it is characterised in that: described environment oxygen supply detection parametric controller also includes clock module, described clock module and the electrical connection of described CPU processor, is used for storing system time。

6. environment oxygen supply according to claim 1 detection parametric controller, it is characterised in that: described environment oxygen supply detection parametric controller also includes port, described port and the electrical connection of described CPU processor, communicates for connecting with external equipment。

7. environment oxygen supply according to claim 6 detection parametric controller, it is characterised in that: described port is RS232, or RS485, or RS422。