CN213840960U

CN213840960U - RTO high-efficient air mixing device

Info

Publication number: CN213840960U
Application number: CN202022916832.1U
Authority: CN
Inventors: 顾国勋
Original assignee: Jiangsu Zhongke Machinery Co ltd
Current assignee: Jiangsu Zhongke Machinery Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-30
Anticipated expiration: 2030-12-08

Abstract

The utility model provides a RTO high-efficiency air mixing device, which comprises an air mixing box, a porous mixing pipe and a mixing control valve; the body of porous hybrid tube sets up in the inside of box, and the connecting pipe of this body sets up the outside at the box. The exhaust pipe of the mixed control valve is communicated with the connecting pipe, the mixed control valve is a screw rod poppet valve, a conical valve core is arranged at the top end of a screw rod of the screw rod poppet valve, and an annular valve seat of the screw rod poppet valve is arranged in the exhaust pipe. The lead screw drives the toper case and rotates, and the runner area between the toper cover of toper case and annular disk seat changes, adjusts the input of mixed air, dilutes the deflagration of preventing to waste gas measurement.

Description

RTO high-efficient air mixing device

Technical Field

The invention discloses an RTO (regenerative thermal oxidizer) efficient air mixing device, and relates to the technical field of Regenerative Thermal Oxidizer (RTO).

Background

The current Regenerative Thermal Oxidizer (RTO) heats organic waste gas discharged in production through regenerative ceramic, the temperature is rapidly increased, under the combustion heating effect of gas in a hearth, the temperature reaches 680-1050 ℃, VOCs in the organic waste gas are directly decomposed into carbon dioxide and water vapor at high temperature to form tasteless high-temperature flue gas, then the flue gas flows through the regenerative ceramic with low temperature, a large amount of heat energy is transferred to a heat accumulator from the flue gas to heat organic waste gas to be decomposed of next circulation, the self temperature of the high-temperature flue gas is greatly reduced, heat exchange is carried out through a heat recovery system and other media, the temperature of the flue gas is further reduced, and finally the flue gas is discharged to outdoor atmosphere. However, the concentration of the discharged organic exhaust gas is high, and the exhaust gas needs to be diluted to prevent deflagration or to be subjected to temperature regulation to prevent equipment corrosion. The market urgently needs a simple and effective RTO high-efficiency air mixing device.

Disclosure of Invention

An object of the utility model is to provide a high-efficient air mixing device of RTO carries out and dilutes the processing to organic waste gas, prevents to take place the detonation accident.

In view of the above technical problem, the utility model provides a high-efficient wind device that mixes of RTO, including mixing wind case, porous hybrid tube and hybrid control valve. An air inlet pipe is arranged at one end of the box body of the air mixing box, and an exhaust pipe is arranged at the other end of the box body. The tube body of the porous mixing tube is arranged inside the box body, and the connecting tube of the tube body is arranged outside the box body; the exhaust pipe of the mixing control valve is communicated with the connecting pipe.

The invention is further improved, and the adopted preferable technical measures are as follows: and a porous guide plate is arranged in the air mixing box and is arranged at the rear end of the porous mixing pipe.

The invention is further improved, and the adopted preferable technical measures are as follows: the mixing control valve is a screw rod poppet valve, a conical valve core is arranged at the top end of a screw rod of the screw rod poppet valve, and an annular valve seat of the screw rod poppet valve is arranged in the exhaust pipe. The screw rod drives the conical valve core to rotate, the flow passage area between the conical valve core and the conical sleeve of the annular valve seat is changed, and the input quantity of mixed air is adjusted.

The invention is further improved, and the adopted preferable technical measures are as follows: a hot air pipe is arranged between the annular valve seat and the exhaust pipe, the hot air pipe is communicated with the exhaust pipe, and a control valve is arranged on the hot air pipe.

The invention is further improved, and the adopted preferable technical measures are as follows: the front end of the hot air pipe is provided with a hot air porous pipe which is arranged inside the porous mixing pipe.

Advantageous effects

Based on the technical scheme, the invention at least has one of the following beneficial effects:

the RTO efficient air mixing device adopts cold air to quench waste gas, and performs mixed cooling in air mixing box mixing by using a porous mixing pipe, so that the structure is simple, and the cooling efficiency is high;

2, in the waste gas cooling process, a porous guide plate is arranged in the air mixing box, so that the mixing effect is obvious;

and 3, the screw rod poppet valve is adopted to control the input quantity of the cold air, so that the cooling effect is ensured.

Drawings

Fig. 1 is the utility model discloses the high-efficient air mixing device's of RTO work schematic diagram.

Fig. 2 is the installation schematic diagram of the lead screw poppet valve of the RTO high-efficient air mixing device of the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.

First embodiment

As shown in FIG. 1, the RTO high-efficiency air mixing device comprises an air mixing box 101, a porous mixing pipe 201 and a mixing control valve 301. An air intake duct 103 is attached to one end of a casing 102 of the air mixing box 101, and an exhaust duct 104 is attached to the other end of the casing 102. The tubular body 202 of the porous mixing tube 201 is disposed inside the case 102, and the connection tube 203 of the tubular body 202 is disposed outside the case 102. The exhaust pipe 302 of the mixing control valve 301 communicates with the connection pipe 203. A perforated baffle 401 is provided in the mixing box 101, and the perforated baffle 401 is provided at the rear end of the perforated mixing pipe 201.

Therefore, the utility model discloses the first embodiment introduces and finishes.

Second, second embodiment

As shown in fig. 2, the mixing control valve 301 is a screw poppet valve 501. The top end of a screw 502 of the screw rod poppet valve 501 is provided with a conical valve core 503, and an annular valve seat 504 of the screw rod poppet valve 501 is arranged in the exhaust pipe 302. The screw 502 drives the conical valve core 503 to rotate, the flow passage area between the conical valve core 503 and the conical sleeve 505 of the annular valve seat 504 changes, and the input amount of mixed air is adjusted. A hot air pipe 506 is arranged between the annular valve seat 504 and the exhaust pipe 302, the hot air pipe 506 is communicated with the exhaust pipe 302, and a control valve 507 is arranged on the hot air pipe 506. A hot air perforated pipe 601 is provided at the tip of the hot air duct 506, and the hot air perforated pipe 601 is provided inside the perforated mixing pipe 201.

Therefore, the utility model discloses the second embodiment introduces and finishes.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient wind device that mixes of RTO which characterized in that:

the air mixing box comprises an air mixing box body (101), wherein an air inlet pipe (103) is arranged at one end of a box body (102), and an exhaust pipe (104) is arranged at the other end of the box body (102);

a porous mixing tube (201) having a tube body (202) disposed inside the case (102), and a connection tube (203) of the tube body (202) disposed outside the case (102);

and a mixing control valve (301) having an exhaust pipe (302) communicating with the connection pipe (203).

2. The RTO high-efficiency air mixing device according to claim 1, wherein: a porous guide plate (401) is arranged in the air mixing box (101), and the porous guide plate (401) is arranged at the rear end of the porous mixing pipe (201).

3. The RTO high-efficiency air mixing device according to claim 1 or 2, wherein: the hybrid control valve (301) is a screw rod poppet valve (501), a conical valve core (503) is arranged at the top end of a screw rod (502) of the screw rod poppet valve (501), and an annular valve seat (504) of the screw rod poppet valve (501) is arranged in the exhaust pipe (302); the screw rod (502) drives the conical valve core (503) to rotate, the flow passage area between the conical valve core (503) and the conical sleeve (505) of the annular valve seat (504) is changed, and the input quantity of mixed air is adjusted.

4. The RTO high-efficiency air mixing device according to claim 3, wherein: a hot air pipe (506) is arranged between the annular valve seat (504) and the exhaust pipe (302), the hot air pipe (506) is communicated with the exhaust pipe (302), and a control valve (507) is arranged on the hot air pipe (506).

5. The RTO high-efficiency air mixing device according to claim 4, wherein: the front end of the hot air pipe (506) is provided with a hot air porous pipe (601), and the hot air porous pipe (601) is arranged inside the porous mixing pipe (201).