CN208124319U

CN208124319U - A kind of waste gas burning equipment

Info

Publication number: CN208124319U
Application number: CN201820281502.XU
Authority: CN
Inventors: 彭朋; 徐晓; 汝振生
Original assignee: Wuxi Hongren Electronic Materials Technology Co Ltd
Current assignee: Wuxi Hongren Electronic Materials Technology Co Ltd
Priority date: 2018-02-28
Filing date: 2018-02-28
Publication date: 2018-11-20
Anticipated expiration: 2028-02-28

Abstract

The utility model discloses a kind of waste gas burning equipment, the diffusion chamber, combustion chamber and air collecting chamber are sequentially connected and communicate from bottom to top, the exhaust inlet pipe is located at the bottom of diffusion chamber, the escape pipe is located at the top of air collecting chamber, the longitudinal profile of the diffusion chamber is in inverted trapezoidal, the longitudinal profile of the diffusion chamber is trapezoidal, injection pipe is provided on the diffusion chamber, described air injection pipe one end is located in diffusion chamber, and it is located at the top of exhaust inlet pipe nozzle, the other end is pierced by diffusion chamber and is connected separately with the first air injection pipe and the second air injection pipe, the first solenoid valve is provided in first air injection pipe, second solenoid valve is provided in second air injection pipe, igniter is provided on the side wall of the combustion chamber, and the joint with air collecting chamber is provided with temperature sensor, the temperature sensor and display screen are electrically connected.The utility model ensures the temperature in combustion chamber by adjusting natural gas using the temperature of temperature sensor moment monitoring combustion chamber.

Description

A kind of waste gas burning equipment

Technical field

The utility model belongs to technical field of waste gas treatment, and in particular to a kind of waste gas burning equipment.

Background technique

With the continuous development of electronic technology, printed circuit board (PCB) has become most electronic products and reaches circuit The indispensable main building block of interconnection, importance are self-evident.Printed circuit board generally uses PP substrate and covers copper Foil hot pressing is made, and copper-clad laminate is to soak reinforcing material with resin, is toasted by furnace area.In the processing work of PP substrate Glass-fiber-fabric is toasted after immersing resin in skill, when furnace area is toasted, can generate a large amount of exhaust gas.The exhaust gas belongs to weight dirt Dye gas needs exhaust gas carrying out full combustion to meet national requirements for environmental protection.However, waste gas burning is set in actual process In standby, since the factors such as gas flow change, the temperature in equipment declines, cause exhaust gas can not completely burned, cause secondary Pollution.

Utility model content

For the problems of the prior art, the utility model provides a kind of waste gas burning equipment, and it is unstable to solve temperature Insufficient problem of burning is caused, using the temperature of temperature sensor moment monitoring combustion chamber, ensures to fire by adjusting natural gas Burn intracavitary temperature.

For the above technical purpose of realization, the technical solution of the utility model is：A kind of waste gas burning equipment, the equipment packet Include combustion chamber, exhaust inlet pipe, escape pipe, diffusion chamber and air collecting chamber, the diffusion chamber, combustion chamber and air collecting chamber from bottom to top according to Secondary to connect and communicate, the exhaust inlet pipe is located at the bottom of diffusion chamber, and the escape pipe is located at the top of air collecting chamber, the expansion The longitudinal profile of chamber is dissipated in inverted trapezoidal, and the longitudinal profile of the diffusion chamber is trapezoidal, and injection is provided on the diffusion chamber Pipe, described air injection pipe one end are located in diffusion chamber, and are located at the top of exhaust inlet pipe nozzle, and the other end is pierced by diffusion chamber and divides It is not connected with the first air injection pipe and the second air injection pipe, the first solenoid valve, second gas injection are provided in first air injection pipe It is provided with second solenoid valve on pipe, igniter is provided on the combustion chamber side wall, and be provided in the joint with air collecting chamber Temperature sensor, the temperature sensor and display screen are electrically connected.

The temperature sensor uses K-type thermocouple.

The bottom of the combustion chamber is fixed with filter plate, and the filter plate uses multilayered structure.

The filter plate includes filter plate, mixed layer and deflector, and the filter plate is arranged in parallel with deflector, and filter plate Right above deflector, the gap between the filter plate and deflector forms guide layer.

The filter plate uses metal filtration plate, and the filter hole aperture of the metal filtration plate is 1-3mm.

The mixed layer is tiled using bead, the mixed layer with a thickness of 8-12mm.

Bead partial size in the mixed layer is 4-6mm.

The deflector includes Turbogrid plates and the sealing ring for being fixed on Turbogrid plates outlet, the outer peripheral surface of the sealing ring with The inner wall of combustion chamber connects, and the longitudinal profile of the Turbogrid plates is trapezoidal.

The grid spacing 4-9mm of the Turbogrid plates.

From the above, it can be seen that the utility model has following advantages：

1. the utility model solve the problems, such as temperature it is unstable cause to burn it is insufficient, utilize the temperature sensor moment prison Combustion chamber temperature is controlled, ensures the temperature in combustion chamber by adjusting natural gas.

2. the utility model passes through the cooperation of solenoid valve and temperature sensor, being passed through for natural gas can be effectively controlled Amount, not only ensure that the full combustion of exhaust gas, while also avoiding the excess waste of natural gas.

3. the filter plate that the utility model is provided with multilayered structure in combustion chamber can play good filtering peptizaiton, Natural gas and exhaust gas are sufficiently mixed, combustion efficiency is effectively improved.

4. the utility model, by gas confusion, is reached well-mixed purpose, then led to by the bead in mixed layer Deflector is crossed by contraction of gas, is convenient for after burning.

5. the utility model can not only form stable mixed effect using filter plate, at the same can also play it is good every Thermal effect.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model embodiment；

Fig. 2 is the structural schematic diagram of the filter partition in the utility model embodiment.

Specific embodiment

A specific embodiment of the utility model is described in detail combined with Figure 1 and Figure 2, but not to the power of the utility model Benefit requires to do any restriction.

As depicted in figs. 1 and 2, a kind of waste gas burning equipment, equipment include combustion chamber 1, exhaust inlet pipe 2, escape pipe 3, Diffusion chamber 4 and air collecting chamber 5, diffusion chamber 4, combustion chamber 1 and air collecting chamber 5 are sequentially connected and communicate from bottom to top, and exhaust inlet pipe 2 In the bottom of diffusion chamber 4, escape pipe 3 is located at the top of air collecting chamber 5, and 4 longitudinal profile of diffusion chamber is in inverted trapezoidal, air collecting chamber 5 Longitudinal profile is trapezoidal, and injection pipe 6 is provided on diffusion chamber 4, and 6 one end of air injection pipe is located in diffusion chamber 4, and is located at gas inlet The top of 2 nozzle of pipe, the other end are pierced by diffusion chamber 4 and are connected separately with the first air injection pipe 8 and the second air injection pipe 9, the first gas injection It is provided with the first solenoid valve 10 on pipe 8, second solenoid valve 11 is provided in the second air injection pipe, is arranged a little on 1 side wall of combustion chamber Firearm 15, and the joint of air collecting chamber 5 is provided with temperature sensor 7, temperature sensor 7 is connected by circuit and display screen 13 It connects.

Temperature sensor 7 uses K-type thermocouple.

1 bottom of combustion chamber is fixed with filter plate 14, and filter plate 14 uses multilayered structure.

Filter plate 14 includes filter plate 14-1, mixed layer 14-2 and deflector 14-3, and filter plate 14-1 and deflector 14-3 are flat Row setting, and filter plate 14-1 is located at right above deflector 14-3, the gap between filter plate 14-1 and deflector 14-3 is formed Guide layer 14-2.

Filter plate 14-1 uses metal filtration plate, and the filter hole aperture of metal filtration plate 14-1 is 1-3mm.

Mixed layer 14-2 is tiled using bead, mixed layer with a thickness of 8-12mm.

Bead partial size in mixed layer 14-2 is 4-6mm.

Deflector 14-3 includes Turbogrid plates 14-31 and the sealing ring 14-32 for being fixed on Turbogrid plates 14-31 outlet, sealing The outer peripheral surface of ring 14-32 connects with the inner wall of combustion chamber 1, and the longitudinal profile of Turbogrid plates 14-31 is trapezoidal.

The grid spacing 4-9mm of Turbogrid plates 14-31.

First solenoid valve of the utility model using the temperature sensor being arranged in combustion chamber, with control natural gas filling tracheae It is combined with second solenoid valve, is shown temperature information on a display screen by the detection of temperature sensor, staff is according to aobvious The information of display screen, to adjust the temperature in combustion chamber, guarantees burning to adjust the on-off of the first solenoid valve and second solenoid valve The intracavitary temperature moment is maintained at 800-850 DEG C；When temperature is lower than 800 DEG C, the first solenoid valve and second solenoid valve are opened, is led to Enter natural gas, promote the full combustion of exhaust gas, while promoting temperature；The first solenoid valve and the are closed when temperature is higher than 830 DEG C Two solenoid valves, can not only guarantee the full combustion of exhaust gas, while avoid natural gas excess waste, while for convenience of adjusting, can Control device 12 is arranged, control device 12 is connected with the first solenoid valve and second solenoid valve, passes through control device control first The on-off of solenoid valve and second solenoid valve reaches conveniently control effect to realize the control to gas pipeline.

The utility model is provided with injection pipe in exhaust inlet pipe upper end, can guarantee that natural gas is sufficiently mixed with exhaust gas, Play good mixed effect；The bottom of combustion chamber is provided with filter plate, its role is to which gas to be sufficiently mixed, guarantees burned The full combustion of exhaust gas in journey.

The utility model uses filter plate, mixed layer and deflector as filter-plate structure, can be by the gas of dispersion mixing It reassembles, convenient for subsequent gases burning and gas igniting；Filtering material using bead as mixed layer, can not only glass Gas is upset in the gap of glass pearl, is formed in turn, guarantees being sufficiently mixed for gas, while utilizing bead good heat-insulated and resistance Fuel efficiency fruit can play a protective role to natural gas injection pipe and exhaust inlet pipe；The air accumulation effect of deflector can rise To the effect of compression concentration, and after entrance combustion chamber, gas forms the effect slowly dispersed, and does not only reach ignition results, together When also reach clean-burning purpose, guarantee the uniformity of burning in-furnace temperature, improve the accuracy of temperature detection, further prevent The problem of having stopped incomplete combustion.

In conclusion the utility model has the following advantages that：

It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being It is limited to technical solution described in the utility model embodiment.Those skilled in the art should understand that still can be with It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality Within novel protection scope.

Claims

1. a kind of waste gas burning equipment, it is characterised in that：The equipment includes combustion chamber, exhaust inlet pipe, escape pipe, diffusion chamber And air collecting chamber, the diffusion chamber, combustion chamber and air collecting chamber are sequentially connected and communicate from bottom to top, the exhaust inlet pipe, which is located at, to be expanded The bottom of chamber is dissipated, the escape pipe is located at the top of air collecting chamber, and the longitudinal profile of the diffusion chamber is in inverted trapezoidal, the expansion The longitudinal profile for dissipating chamber is trapezoidal, air injection pipe is provided on the diffusion chamber, described air injection pipe one end is located in diffusion chamber, and position In the top of exhaust inlet pipe nozzle, the other end is pierced by diffusion chamber and is connected separately with the first air injection pipe and the second air injection pipe, institute It states and is provided with the first solenoid valve in the first air injection pipe, second solenoid valve is provided in second air injection pipe, the combustion chamber It is provided with igniter on side wall, and the joint with air collecting chamber is provided with temperature sensor, the temperature sensor and display Screen is electrically connected.

2. a kind of waste gas burning equipment according to claim 1, it is characterised in that：The temperature sensor is using K-type warm Galvanic couple.

3. a kind of waste gas burning equipment according to claim 1, it is characterised in that：The bottom of the combustion chamber is fixed with filter Plate, the filter plate use multilayered structure.

4. a kind of waste gas burning equipment according to claim 3, it is characterised in that：The filter plate includes filter plate, mixing Layer and deflector, the filter plate be arranged in parallel with deflector, and filter plate be located at deflector surface, the filter plate with lead Gap between flowing plate forms guide layer.

5. a kind of waste gas burning equipment according to claim 4, it is characterised in that：The filter plate uses metal filtration Plate, the filter hole aperture of the metal filtration plate are 1-3mm.

6. a kind of waste gas burning equipment according to claim 4, it is characterised in that：The mixed layer is tiled using bead Form, the mixed layer with a thickness of 8-12mm.

7. a kind of waste gas burning equipment according to claim 6, it is characterised in that：Bead partial size in the mixed layer For 4-6mm.

8. a kind of waste gas burning equipment according to claim 4, it is characterised in that：The deflector includes Turbogrid plates and consolidates It is scheduled on the sealing ring of Turbogrid plates outlet, the outer peripheral surface of the sealing ring connects with the inner wall of combustion chamber, and the Turbogrid plates are indulged It is trapezoidal to section.

9. a kind of waste gas burning equipment according to claim 8, it is characterised in that：The grid spacing of the Turbogrid plates is 4- 9mm。