CN210270540U

CN210270540U - Waste gas treatment system

Info

Publication number: CN210270540U
Application number: CN201921166915.4U
Authority: CN
Inventors: 金万顺; 董成菠
Original assignee: Suzhou Julian Electric Co ltd
Current assignee: Suzhou Julian Electric Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-07
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses an exhaust gas treatment system, which comprises a display control module, a control conversion module, an alarm module and a pressure difference acquisition module; the display control module, the alarm module and the pressure difference acquisition module are all connected with the control conversion module; the display control module comprises a display touch screen unit, a power supply unit, a 485 communication unit and an operation return unit; the 485 communication unit is powered by the power supply unit, the 485 communication unit is connected with the display touch screen unit, and the operation return unit is connected with the 485 communication unit; the pressure difference acquisition module comprises a pressure difference measurement and control device, an air pressure acquisition pipe and an air valve control box; the pressure difference measuring and controlling device is connected with the air pressure collecting pipe for detecting the pressure difference between the two spaces, and when the pressure difference reaches a set range, a signal is transmitted to the air valve control box to adjust the air pressure of the corresponding space. The motor in the waste gas treatment system can be controlled and driven, the system collects the pressure difference, modules are integrated on an integrated board, and wiring is reduced.

Description

Waste gas treatment system

Technical Field

The utility model relates to an exhaust-gas treatment, concretely relates to exhaust-gas treatment system.

Background

Waste gas pollution is one of the most outstanding environmental problems in China at present, and industrial waste gas is an important source of air pollution. A large amount of industrial waste gas is discharged into the atmosphere, so that the quality of the atmospheric environment is inevitably reduced, and serious harm is brought to the health of people.

In the process of treating the waste gas pollution, an effective waste gas pollution treatment device is necessary, and a plurality of functional modules are required to be matched and completed in the process of treating the waste gas pollution. The modular concept in the currently common exhaust gas treatment device is not very strong, a fault at a certain position in the device usually leads to the whole body, and the existing exhaust gas treatment device on the market has complex circuit, low integration level and high price.

Therefore, it is necessary to design a modular and highly integrated exhaust pollution treatment system, reduce wiring, and achieve cost reduction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an exhaust treatment system, it can carry out the modular differentiation with the system and all integrate all modules on the integrated board, reduce the distribution and the price is lower.

In order to solve the technical problem, the utility model provides an exhaust gas treatment system, which comprises a display control module, a control conversion module, an alarm module and a pressure difference acquisition module; the display control module, the alarm module and the pressure difference acquisition module are all connected with the control conversion module; the display control module comprises a display touch screen unit, a power supply unit, a 485 communication unit and an operation return unit; the 485 communication unit is powered by the power supply unit, the 485 communication unit is connected with the display touch screen unit, and the operation return unit is connected with the 485 communication unit; the pressure difference acquisition module comprises a pressure difference measuring and controlling device, an air pressure acquisition pipe and an air valve control box; the pressure difference measuring and controlling device is used for converting sensed pressure information into a standard signal which is convenient for measurement and transmission, and regulating and controlling the control conversion module; the pressure difference measuring and controlling device is connected with the air pressure collecting pipe for detecting the pressure difference between the two spaces, when the pressure difference reaches a set range, a signal is transmitted to the air valve control box, and the air pressure of the corresponding space is controlled and adjusted through the air valve control box.

Preferably, the conversion control module comprises an analog quantity output unit, a motor control unit and a conversion unit; the conversion unit and the analog quantity output unit are both connected with the motor control unit; the voltage output range of the analog quantity is 0V-10V.

Preferably, an output port of the analog quantity output unit is reserved and connected to an input port of the motor control unit, and the analog quantity output unit takes a bus of the 485 communication unit as a data communication line; the analog quantity output unit consists of 12-bit and 16-bit high-precision A/D converter circuits and is transmitted to a computer through a bus of the 485 communication unit.

Preferably, the interface of the 485 communication unit is composed of a balanced driver and a differential receiver, a network composed of the interfaces of the 485 communication unit is half-duplex, and signals are transmitted through a twisted pair.

Preferably, the display touch screen unit includes a display panel and a touch driver; the touch driver is connected to the display panel.

Preferably, a plurality of touch electrodes and a plurality of touch lines are arranged on the display panel, and the touch electrodes are in an "E" shape.

Preferably, the display panel is provided with a plurality of thin film transistors, and each of the plurality of thin film transistors is connected with a light emitting diode.

Preferably, the alarm module adopts a buzzer for alarming, the buzzer uses SH69P43 as a control chip, and the crystal oscillator of the main oscillator is 4 MHz.

Preferably, the operation returning unit is disposed in the display touch screen.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses use the modular thought to design exhaust-gas treatment system, can not cause the influence to other parts when wherein a certain module goes wrong, the maintenance of being convenient for can reduce operating personnel's work load.

2. The utility model discloses a set up the integrated board, all integrate above-mentioned display control module, control conversion module, alarm module and pressure differential acquisition module on the integrated board. The integration level is high, reduces the wiring, reduces manufacturing cost.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an overall frame diagram of the present invention.

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 efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1, the utility model discloses a waste gas treatment system, which comprises a display control module, a control conversion module, an alarm module and a pressure difference acquisition module;

the display control module, the alarm module and the pressure difference acquisition module are all connected with the control conversion module through network cables; the display control module comprises a display touch screen unit, a power supply unit, a 485 communication unit and an operation return unit; the 485 communication unit is powered by a power supply unit, the 485 communication unit is connected with the display touch screen unit, and the operation return unit is connected with the 485 communication unit; the operation returning unit is arranged in the display touch screen; the modules are integrated on the integrated board through circuits. The wiring of the exhaust gas treatment system can be reduced, and the manufacturing cost of the system can be reduced.

The pressure difference acquisition module comprises a pressure difference measuring and controlling device, an air pressure acquisition pipe and an air valve control box; the pressure difference measuring and controlling device is used for converting sensed pressure information into a standard signal which is convenient for measurement and transmission, and regulating and controlling the control conversion module; the pressure difference measuring and controlling device is connected with an air pressure collecting pipe for detecting the pressure difference between the two spaces, when the pressure difference reaches a set range, a signal is transmitted to the air valve control box, and the air pressure of the corresponding space is controlled and adjusted through the air valve control box; the current of the differential pressure acquisition module can be acquired by the differential pressure acquisition module, the current value is converted into a voltage value through the 485 communication module, and the next step of processing is carried out, so that the intellectualization of the system is greatly improved.

The conversion control module comprises an analog output unit, a motor control unit and a conversion unit; the conversion unit and the analog quantity output unit are both connected with the motor control unit; the voltage output range of the analog quantity is 0V-10V; the control conversion unit can convert the current value and the voltage value mutually and control the motor control unit better.

The output port of the analog quantity output unit is reserved and connected to the input port of the motor control unit, and the bus of the 485 communication unit is used as a data communication line by the analog quantity output unit; the analog output unit consists of 12-bit and 16-bit high-precision A/D converter circuits, and is transmitted to a computer through a bus of the 485 communication unit, and the transmitting circuit is controlled by an enabling signal. The 485 communication unit can be used for multi-point interconnection conveniently, and a plurality of signal wires can be omitted. The application 485 communication unit can be networked to form a distributed system that allows up to 32 drivers and 32 receivers to be connected in parallel. The interface of the 485 communication unit consists of a balance driver and a differential receiver, a network formed by the interfaces of the 485 communication unit is half-duplex, and signals are transmitted through a twisted pair. The analog quantity output unit connected with the 485 communication unit can output voltage and control the driving of a motor in real time.

The display touch screen unit comprises a display panel and a touch driver; the display panel refers to a panel that can perform a display function for outputting an image and sense a touch of a human finger, and the touch driver is connected to the display panel. The display panel is provided with a plurality of touch electrodes and a plurality of touch lines, and the touch electrodes are E-shaped. The display panel is provided with a plurality of thin film transistors, and the thin film transistors are connected with light emitting diodes. The display panel can be driven in a self-capacitance mode. The display touch screen unit can collect and display various data required by the waste gas treatment process, and the touch function of the display touch screen unit promotes human-computer interaction.

In the waste gas treatment process, when the converted pressure value exceeds the preset value, the alarm module can send out an alarm to warn an operator. The alarm module adopts a buzzer for alarming, the buzzer uses SH69P43 as a control chip, and the crystal oscillator of the main oscillator is 4 MHz.

The waste gas treatment process comprises an integrated board, and the display control module, the control conversion module, the alarm module and the pressure difference acquisition module are integrated on the integrated board through lines. And the modules are integrated on the integrated board through circuits. The integration level of the exhaust gas treatment system is high, the wiring of the exhaust gas treatment system can be reduced, and the manufacturing cost of the system can be reduced.

The working principle is as follows: in the treatment of the waste gas system, firstly, a differential pressure acquisition module reads and acquires current, and the current value is converted into a voltage value through a 485 communication module and a conversion control module; the analog quantity is output to be 0V-10V; displaying the acquired data through a display touch screen unit; the 485 communication module converts the current value of the differential pressure collector into a pressure value and transmits the pressure value to the touch screen; and finally, outputting the voltage of the analog quantity output unit through the 485 communication module, controlling the driving of a motor, and sending an alarm to warn an operator by the alarm module when the pressure value exceeds a preset value.

The embodiment needs to be supplemented with that: the utility model discloses constitute by concrete hardware structures such as display control module, control conversion module, alarm module and pressure differential collection module, partial hardware has the participation of software program at the operation in-process, and the software program of supplementary local operation is current software program that can duplicate, does not constitute the innovation point of this application.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An exhaust treatment system, comprising:

the device comprises an integrated board, a display control module, a control conversion module, an alarm module and a pressure difference acquisition module;

the display control module, the alarm module and the pressure difference acquisition module are all connected with the control conversion module; the display control module, the control conversion module, the alarm module and the pressure difference acquisition module are integrated on the integrated board through circuits;

the display control module comprises a display touch screen unit, a power supply unit, a 485 communication unit and an operation return unit; the 485 communication unit is connected with the display touch screen unit, and the operation return unit is connected with the 485 communication unit; the 485 communication unit is powered by the power supply unit;

the pressure difference acquisition module comprises a pressure difference measuring and controlling device, an air pressure acquisition pipe and an air valve control box; the pressure difference measuring and controlling device is used for converting sensed pressure information into a standard signal which is convenient for measurement and transmission, and regulating and controlling the control conversion module; the pressure difference measuring and controlling device is connected with the air pressure collecting pipe for detecting the pressure difference between the two spaces, when the pressure difference reaches a set range, a signal is transmitted to the air valve control box, and the air pressure of the corresponding space is controlled and adjusted through the air valve control box.

2. The exhaust gas treatment system of claim 1, wherein the control conversion module includes an analog output unit, a motor control unit, and a conversion unit; the conversion unit and the analog quantity output unit are both connected with the motor control unit; the voltage output range of the analog quantity is 0V-10V.

3. The exhaust gas treatment system of claim 2, wherein an output port of the analog quantity output unit is reserved for being connected to an input port of the motor control unit, and the analog quantity output unit uses a bus of the 485 communication unit as a data communication line; the analog quantity output unit consists of 12-bit and 16-bit high-precision A/D converter circuits and is transmitted to a computer through a bus of the 485 communication unit.

4. The exhaust treatment system of claim 3, wherein the interface of the 485 communication unit is comprised of a balanced driver and a differential receiver, the network of interfaces of the 485 communication unit is half duplex, and the signal is transmitted over twisted pair wires.

5. The exhaust treatment system of claim 1, wherein the display touch screen unit includes a display panel and a touch driver; the touch driver is connected to the display panel.

6. The exhaust gas treatment system according to claim 5, wherein a plurality of touch electrodes and touch lines are provided on the display panel, and the touch electrodes have an "E" shape.

7. The exhaust gas treatment system according to claim 6, wherein a plurality of thin film transistors are provided on the display panel, and a light emitting diode is connected to each of the plurality of thin film transistors.

8. The exhaust gas treatment system of claim 1, wherein the alarm module adopts a buzzer alarm, the buzzer uses SH69P43 as a control chip, and the crystal oscillator of the master oscillator is 4 MHz.

9. The exhaust treatment system of claim 1, wherein the run return unit is disposed within the display touch screen.