CN214370253U

CN214370253U - Zeolite runner system for VOCs treatment

Info

Publication number: CN214370253U
Application number: CN202023273403.3U
Authority: CN
Inventors: 苏玉宾
Original assignee: Botou Jiankun Environmental Protection Machinery Equipment Co ltd
Current assignee: Botou Jiankun Environmental Protection Machinery Equipment Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-10-08
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a zeolite runner system for VOCs treatment, which comprises a zeolite runner, an adsorption zone, a regeneration zone and a net blowing zone which are arranged on the zeolite runner, a waste gas conveying fan and a conveying pipeline which are used for conveying VOCs-containing waste gas for the adsorption zone, a cleaning fan and a conveying pipeline which are used for providing desorption clean air for the net blowing zone, and a combustion chamber which is communicated with the regeneration zone through a VOCs concentration conveying pipe; the flue is internally provided with a heat exchange tube, the upper end part of the heat exchange tube is communicated with the cleaning fan through a pipeline, and the lower end part of the heat exchange tube is communicated with a net blowing area on the zeolite rotating wheel through a regenerated air tube. This embodiment carries out preheating treatment through utilizing the clean air of heat exchange tube in to the regeneration air pipe in this application to preheat the utilization with combustion heat and flue gas in the combustion chamber, thereby reach the energy saving, through improving energy utilization efficiency. The flame detection needle is fixedly installed in the combustion cover in the embodiment and used for detecting the combustion condition of fuel and ensuring that the VOCs waste gas is fully combusted.

Description

Zeolite runner system for VOCs treatment

Technical Field

The utility model relates to a VOCs handles technical field, especially relates to a zeolite runner system for VOCs handles.

Background

In addition, in order to regenerate the part adsorbing the VOCs by the zeolite rotating wheel, regenerated clean air with the temperature of above 120 ℃ is required to regenerate the zeolite adsorbing the VOCs, so the clean air is required to be heated by a heating device; namely, smoke heat and hearth heat generated when concentrated VOCs micro-waste gas is subjected to thermal combustion cannot be effectively utilized, and regenerated clean air is heated, so that the energy utilization efficiency is low, and the energy-saving and environment-friendly effects are low; in addition, because the conventional combustion device lacks a flame detection device, the micro-waste concentrated gas containing VOCs is likely to be incompletely oxidized or discharged out of the combustion chamber without combustion, thereby seriously affecting the environmental quality and the personnel health.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a zeolite runner system for VOCs handles solves the problem of above-mentioned technique.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a zeolite runner system for VOCs treatment, which comprises a zeolite runner, an adsorption zone, a regeneration zone and a net blowing zone which are arranged on the zeolite runner, a waste gas conveying fan and a conveying pipeline which are used for conveying VOCs-containing waste gas for the adsorption zone, a cleaning fan and a conveying pipeline which are used for providing desorption clean air for the net blowing zone, and a combustion chamber which is communicated with the regeneration zone through a VOCs concentration conveying pipe;

be provided with in the combustion chamber right the combustor that VOCs that contains that VOCs concentrated conveyer pipe got into carries out the oxidation firing the combustion chamber still is provided with the flue be provided with the heat exchange tube in the flue, the upper end of heat exchange tube passes through pipeline and clean fan intercommunication, the lower tip of heat exchange tube passes through the net district's intercommunication of blowing on regeneration air pipe and the zeolite runner.

Furthermore, a tail gas filtering mechanism for carrying out secondary adsorption treatment on the air subjected to adsorption filtration is arranged on one side, away from the waste gas conveying fan, of the zeolite rotating wheel, and an activated carbon adsorption layer is filled in the tail gas filtering mechanism.

Still further, the air inlet pipeline of clean fan is provided with the filtering and drying mechanism who carries out the preliminary treatment to the air, filtering and drying mechanism includes quick lime filler and active carbon filling layer.

Still further, the heat exchange tube is a metal tube with good heat conductivity.

Still further, a galvanic couple heating mechanism is installed on the regenerated air pipe, and temperature control sensors are installed at the front and rear positions of the galvanic couple heating mechanism.

Still further, a heat insulation layer is arranged outside the combustion chamber.

Still further, the combustor includes sealed end plate, install the fuel spray tube on the sealed end plate, install the combustion nozzle at fuel spray tube tip, set up on the fuel spray tube and be located the peripheral combustion cover of combustion nozzle, and install probe and high-pressure ignition ware on the fuel spray tube.

Still further, the zeolite rotating wheel is installed on the supporting frame and is driven to rotate through a speed reducing motor and a transmission belt.

Compared with the prior art, the utility model discloses a beneficial technological effect: this embodiment is through utilizing in this application the heat exchange tube carries out preheating treatment to the clean air in the regeneration air pipe, thereby will combustion heat and flue gas preheat in the combustion chamber and utilize, thereby reach the energy saving, through improving energy utilization efficiency. In this embodiment the flame detection needle fixed mounting be in the combustion cover for detect the fuel burning condition, avoid the combustion chamber is not burnt or the burning is insufficient, thereby to the timely monitoring of carrying out of combustion chamber, be convenient for simultaneously utilize high pressure point firearm in time to light the fuel of combustion nozzle, guarantee that the burning of VOCs waste gas is abundant.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic main view of a zeolite wheel system for VOCs treatment according to the present invention;

FIG. 2 is a schematic view of a zeolite runner system for VOCs treatment according to the present invention;

FIG. 3 is a schematic view of the main body of the burner of the zeolite wheel system for VOCs treatment according to the present invention;

figure 4 is the utility model discloses a combustor schematic structure in zeolite wheel train for VOCs handles.

Description of reference numerals:

1. a waste gas conveying fan; 1a, a tail gas filtering mechanism; 2. a zeolite wheel; 2a, an adsorption area; 2b, a regeneration zone; 2c, a net blowing area; 3. cleaning the fan; 3a, a filtering and drying mechanism; 4. a heat exchange pipe; 5. a galvanic heating mechanism; 5a, a regenerated air pipe; 6. a combustion chamber; 6a, a flue; 7. A burner; 7a, sealing the end plate; 7b, a fuel nozzle; 7c, a fire detection needle; 7d, a high-pressure igniter; 7e, a combustion cover; 7f, a combustion nozzle; 8. VOCs concentration conveying pipe; 9. a reduction motor; 9a and a transmission belt.

Detailed Description

Referring to fig. 1, the present embodiment discloses a zeolite wheel system for processing VOCs, which includes a zeolite wheel 2, an adsorption zone 2a, a regeneration zone 2b and a net blowing zone 2c which are divided on the zeolite wheel 2, a waste gas delivery fan 1 and a delivery pipe for delivering VOCs-containing waste gas to the adsorption zone 2a, a cleaning fan 3 and a delivery pipe for providing desorption clean air to the net blowing zone 2c, and a combustion chamber 6 communicated with the regeneration zone 2b through a VOCs concentration delivery pipe 8, wherein the zeolite wheel 2 is mounted on a support frame and driven to rotate by a reduction motor 9 and a transmission belt 9 a;

in addition, in order to regenerate the part adsorbing the VOCs by the zeolite rotating wheel, regenerated clean air with the temperature of above 120 ℃ is required to regenerate the zeolite adsorbing the VOCs, so the clean air is required to be heated by a heating device; namely, smoke heat and hearth heat generated when concentrated VOCs micro-waste gas is subjected to thermal combustion cannot be effectively utilized, and regenerated clean air is heated, so that the energy utilization efficiency is low, and the energy-saving and environment-friendly effects are low;

in this embodiment, a burner 7 for oxidizing and burning the gas containing VOCs entering the VOCs enrichment delivery pipe 8 is hermetically installed in the combustion chamber 6, wherein the burner 7 is horizontally installed inside the combustion chamber 6, and the fuel of the burner 7 is gas or methanol and is continuously combusted by a fuel charging pump;

a flue 6a is further installed in the combustion chamber 6, wherein the flue 6a is perpendicular to the combustion chamber 6, so as to keep the pressure balance inside the combustion chamber 6, a heat exchange tube 4 is hermetically installed in the flue 6a, the upper end of the heat exchange tube 4 is communicated with the cleaning fan 3 through a pipeline, the lower end of the heat exchange tube 4 is communicated with the net blowing zone 2c on the zeolite rotating wheel 2 through a regeneration air tube 5a, and a galvanic heating mechanism 5 is installed on the regeneration air tube 5a due to the fact that the temperature of the regeneration air is required to reach 120-;

temperature control sensors are arranged at the front and the rear positions of the electric couple heating mechanism 5, the electric couple heating mechanism 5 is an air heater, and the air heater is required to be used for cooperative work because the air temperature in the regeneration air pipe 5a can not meet the requirement; a heat insulation layer is arranged outside the combustion chamber 6, so that the loss of combustion heat is reduced;

in the embodiment, the heat exchange tube 4 is used for preheating the clean air in the regeneration air tube 5a, so that the combustion heat and the flue gas in the combustion chamber 6 are preheated and utilized, the energy is saved, and the energy utilization efficiency is improved.

In this embodiment, because it still has some not adsorbed behind the adsorption zone 2a of zeolite runner 2 still to contain the little waste gas body of VOCs, consequently need be in zeolite runner 2 is keeping away from waste gas conveying fan 1's one side is installed and is carried out adsorption once more's tail gas filter mechanism 1a to the air after adsorption filtration, tail gas filter mechanism 1a intussuseption is filled with the active carbon adsorption layer, reaches the complete absorption to the little waste gas of VOCs.

Clean fan 3's air-supply line installs the filtration drying mechanism 3a that carries out the preliminary treatment to the air, filtration drying mechanism 3a includes quick lime filler and active carbon filling layer, because there is a large amount of suspended impurities in the atmospheric environment, in order to avoid causing the influence to the regeneration efficiency of all follow-up zeolite, consequently need in time carry out the preliminary treatment to the air.

The heat exchange tube 4 is a metal tube with good heat conductivity, for example, a copper tube or an alloy tube is used, and the heat exchange tube can resist corrosion and high temperature.

Because the conventional combustion device lacks a flame detection device, the micro waste concentrated gas containing VOCs is possibly oxidized incompletely or is discharged out of the combustion chamber 6 without combustion, thereby seriously affecting the environmental quality and the personnel health;

referring to fig. 3 and 4, the burner 7 in this embodiment includes a sealing end plate 7a, a fuel nozzle 7b mounted on the sealing end plate 7a, a combustion nozzle 7f mounted on an end of the fuel nozzle 7b, a combustion cap 7e mounted on the fuel nozzle 7b and located at an outer periphery of the combustion nozzle 7f, and a fire probe 7c and a high pressure igniter 7d mounted on the fuel nozzle 7b, in this embodiment, wherein the fire detection needle 7c is installed on the flame detector and is fixedly installed in the combustion cover 7e for detecting the combustion condition of the fuel and avoiding the unburnt or insufficient combustion of the combustion chamber 6, thereby to the timely monitoring of combustor 6, be convenient for utilize high pressure point firearm 7d to light in time the fuel of burner nozzle 7f simultaneously, guarantee that the burning of VOCs waste gas is abundant.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above embodiments are only for describing the preferred mode of the invention, and are not intended to limit the scope of the invention, and various modifications and improvements made to the technical solution of the invention by those skilled in the art without departing from the spirit of the invention should fall within the protection scope defined by the claims of the invention.

Claims

1. A zeolite wheel system for the treatment of VOCs, comprising: the device comprises a zeolite rotating wheel, an adsorption zone, a regeneration zone and a net blowing zone which are arranged on the zeolite rotating wheel, a waste gas conveying fan and a conveying pipeline which are used for conveying VOCs-containing waste gas to the adsorption zone, a cleaning fan and a conveying pipeline which are used for providing desorption clean air to the net blowing zone, and a combustion chamber which is communicated with the regeneration zone through a VOCs concentration conveying pipe;

2. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: and a tail gas filtering mechanism for carrying out secondary adsorption treatment on the air subjected to adsorption filtration is arranged on one side of the zeolite rotating wheel, which is far away from the waste gas conveying fan, and an activated carbon adsorption layer is filled in the tail gas filtering mechanism.

3. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: the air inlet pipeline of the cleaning fan is provided with a filtering and drying mechanism for pretreating air, and the filtering and drying mechanism comprises a quicklime filling agent and an activated carbon filling layer.

4. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: the heat exchange tube is a metal tube with good heat conductivity.

5. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: a galvanic couple heating mechanism is installed on the regeneration air pipe, and temperature control sensors are installed at the front and rear positions of the galvanic couple heating mechanism.

6. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: and a heat insulation layer is arranged outside the combustion chamber.

7. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: the combustor includes sealed end plate, installs fuel spray tube on the sealed end plate, install the combustion nozzle at fuel spray tube tip, set up on the fuel spray tube and be located the peripheral combustion cover of combustion nozzle, and install probe and high pressure igniter on the fuel spray tube.

8. A zeolite rotor system for the treatment of VOCs as recited in claim 1, wherein: the zeolite rotating wheel is installed on the support frame and is driven to rotate through a speed reduction motor and a transmission belt.