CN211098261U

CN211098261U - Purifying catalytic device

Info

Publication number: CN211098261U
Application number: CN201921269815.4U
Authority: CN
Inventors: 曾凌豪; 胡慜汇; 胡铁; 陈亚运; 史俊龙
Original assignee: Wuxi Huaji Environmental Protection Technology Co ltd
Current assignee: Wuxi Huaji Environmental Protection Technology Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-07-28
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a purify catalytic unit relates to the exhaust-gas treatment field, often can't be handled completely at last for solving the organic waste gas among the prior art, the not good problem of air purification effect. One side of spark arrester is provided with purifies the catalytic unit shell, air regulation valve is installed to one side of air-out pipeline, the preceding terminal surface that purifies the catalytic unit shell is provided with the display screen, the draught fan is installed to one side of air regulation valve, one side of draught fan is provided with the fan air intake, the top of draught fan is provided with the fan air outlet, the internally mounted who purifies the catalytic unit shell has the gas outlet, the below of gas outlet is provided with the adsorption bed, the upper end of adsorption bed is installed and is filtered the silk screen, the below of adsorption bed is provided with the catalysis room, one side of air inlet is provided with the heating chamber, heating device is installed to the below of heating chamber, the inside of adsorption bed is provided with the active carbon adsorption.

Description

Purifying catalytic device

Technical Field

The utility model relates to an exhaust-gas treatment technical field specifically is purification and catalysis device.

Background

The waste gas purification mainly refers to the work of treating the industrial waste gas such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas generated in industrial places, the common waste gas purification includes factory smoke and dust and waste gas purification, workshop dust and waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like, the waste gas discharged in industrial production often has harmful influence on the environment and human health, the purification measures are adopted to treat the waste gas before the waste gas is discharged into the atmosphere to enable the waste gas to meet the requirements of waste gas emission standards, the process is called waste gas purification, and the common waste gas purification method comprises the following steps: the integrated waste gas purifying system is composed of five parts, including waste gas collecting device (gas collecting hood) for collecting polluted gas, pipeline for connecting system parts to make the polluted gas purified, ventilator for providing power to gas flow, and chimney for fully utilizing diffusion and dilution ability of atmosphere to reduce pollution.

In various devices for purifying waste gas, low cost, low energy consumption, no secondary pollution, energy consumption saving as much as possible and environmental protection are needed to be selected according to specific conditions, but organic waste gas cannot be completely treated at last, and the air purification effect is poor; therefore, the market is urgently in need of developing a purification and catalysis device to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purify catalytic unit to solve the organic waste gas who proposes in the above-mentioned background art often can't be handled completely at last, the not good problem of air purification effect.

In order to achieve the above object, the utility model provides a following technical scheme: a purifying and catalyzing device comprises an air inlet pipeline, a flame arrester is installed on one side of the air inlet pipeline, a support is installed below the flame arrester, a purifying and catalyzing device shell is arranged on one side of the flame arrester, a base is arranged at the lower end of the purifying and catalyzing device shell, a connecting flange is arranged at the upper end of the purifying and catalyzing device shell, an air outlet pipeline is arranged above the connecting flange, an air quantity adjusting valve is installed on one side of the air outlet pipeline, a valve handle is installed on the front end face of the air quantity adjusting valve, a display screen is arranged on the front end face of the purifying and catalyzing device shell, a draught fan is installed on one side of the air quantity adjusting valve, a fan air inlet is arranged on one side of the draught fan, a fan air outlet is arranged above the draught fan, a fan motor is installed on the other, the gas outlet below is provided with the adsorption bed, the upper end of adsorption bed is installed and is filtered the silk screen, the below of adsorption bed is provided with the catalysis room, the inside one side of catalysis room is provided with the air inlet, one side of air inlet is provided with the heating chamber, heating device is installed to the below of heating chamber, the inside of adsorption bed is provided with the active carbon adsorption layer, the top of active carbon adsorption layer is provided with the desorption air chamber, the below of active carbon adsorption layer is provided with and remains to handle the air chamber.

Preferably, the flame arrester is connected with the air inlet pipeline in a sealing mode through a connecting flange, the flame arrester is fixedly connected with the support, and one end of the support is connected with the base in a welding mode.

Preferably, the air inlet pipeline penetrates through the purification and catalysis device shell to extend to the interior of the heating chamber and is connected with the air inlet in a sealing mode through a sealing ring, and the catalysis chamber and the heating chamber are arranged into an integral structure.

Preferably, heating device passes through fixed screw with the purification catalytic unit shell and is connected, display screen and heating device electric connection, the below of display screen is provided with the switch, and the switch respectively with fan motor and heating device electric connection.

Preferably, the adsorption bed purifies catalytic unit shell and passes through fixed screw connection, the below of adsorption bed is provided with the opening, active carbon adsorption layer and adsorption bed fixed connection, filter screen and adsorption bed welded connection.

Preferably, the air-out pipeline extends to the purification catalysis device shell and passes through flange sealing connection with the gas outlet, air regulation valve's one end and air-out pipeline sealing connection, air regulation valve's the other end passes through flange connection with the fan air intake, the fan motor passes through fixed screw with the draught fan and is connected.

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

1. the utility model discloses a setting through the catalysis room, at first through dust removal spark arrester system, the organic gas who resolves out with the active carbon of saturation sends into inside purifying catalytic device shell through admission line and spark arrester, send into the heating chamber again, through heating device, make gas reach the combustion reaction temperature, the effect of rethread catalysis room, make organic gas decompose into carbon dioxide and water, rethread heating device gets into the heat exchanger and carries out the heat exchange with low temperature gas, the gas temperature who makes the entering risees and reaches reaction temperature, show through the display screen, if can not reach reaction temperature, heating system just can realize the compensation heating through autonomous system like this, make it burn completely, the energy has been saved like this, the effective rate of removal of waste gas is up to standard discharges, accord with national emission standard.

2. The utility model discloses a through the setting of adsorption bed, when gaseous energy that utilizes to release reenters the adsorption bed desorption, can make the gaseous circulation desorption through the active carbon adsorption layer, improve the desorption rate, heating device stop work completely this moment, organic waste gas maintains the spontaneous combustion in the catalyst chamber, tail gas regeneration, the circulation goes on, until the organic matter is from the inside separation of active carbon adsorption layer completely, decompose to the catalyst chamber, the active carbon has obtained the regeneration, the organic matter obtains catalytic decomposition and handles, purifying effect has been promoted, it is higher to make the exhaust-gas treatment rate.

Drawings

FIG. 1 is a front view of a purification catalyst device of the present invention;

FIG. 2 is a view showing an internal structure of the casing of the purification catalyst apparatus of the present invention;

fig. 3 is an internal sectional view of the adsorption bed of the present invention.

In the figure: 1. an air intake duct; 2. a flame arrestor; 3. a support; 4. a clean-up catalytic unit housing; 5. a base; 6. a connecting flange; 7. an air outlet pipeline; 8. an air volume adjusting valve; 9. a valve handle; 10. a display screen; 11. an air outlet of the fan; 12. an air inlet of the fan; 13. an induced draft fan; 14. a fan motor; 15. an air outlet; 16. filtering the silk screen; 17. an adsorption bed; 18. a catalyst chamber; 19. an air inlet; 20. a heating chamber; 21. a heating device; 22. an activated carbon adsorption layer; 23. a desorption gas chamber; 24. a gas chamber to be treated.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a purification catalysis device comprises an air inlet pipeline 1, a flame arrester 2 is installed on one side of the air inlet pipeline 1, a support 3 is installed below the flame arrester 2, a purification catalysis device shell 4 is arranged on one side of the flame arrester 2, a base 5 is arranged at the lower end of the purification catalysis device shell 4, a connecting flange 6 is arranged at the upper end of the purification catalysis device shell 4, an air outlet pipeline 7 is arranged above the connecting flange 6, an air volume adjusting valve 8 is installed on one side of the air outlet pipeline 7, a valve handle 9 is installed on the front end face of the air volume adjusting valve 8, a display screen 10 is arranged on the front end face of the purification catalysis device shell 4, a draught fan 13 is installed on one side of the air volume adjusting valve 8, a fan air inlet 12 is arranged on one side of the draught fan 13, a fan air outlet 11 is arranged above the draught fan 13, a fan motor, an adsorption bed 17 is arranged below the gas outlet 15, a filtering screen 16 is arranged at the upper end of the adsorption bed 17, a catalytic chamber 18 is arranged below the adsorption bed 17, a gas inlet 19 is arranged on one side inside the catalytic chamber 18, a heating chamber 20 is arranged on one side of the gas inlet 19, a heating device 21 is arranged below the heating chamber 20, an activated carbon adsorption layer 22 is arranged inside the adsorption bed 17, a desorption gas chamber 23 is arranged above the activated carbon adsorption layer 22, and a gas chamber 24 to be treated is arranged below the activated carbon adsorption layer 22.

Further, spark arrester 2 passes through flange 6 and 1 sealing connection of admission line, and spark arrester 2 and 3 fixed connection of support, the one end and 5 welded connection of base of support 3, through dust removal spark arrester system, send into inside purification catalytic unit shell 4 through admission line 1 and spark arrester 2 with the organic gas that saturated active carbon was analyzed out.

Further, the air inlet pipeline 1 penetrates through the purification catalysis device shell 4 to extend to the inside of the heating chamber 20 to be connected with the air inlet 19 in a sealing mode through a sealing ring, the catalysis chamber 18 and the heating chamber 20 are arranged into an integral structure, the gas reaches the combustion reaction temperature through the heating device 21, and then the organic gas is decomposed into carbon dioxide and water through the action of the catalysis chamber 18.

Further, heating device 21 passes through fixed screw connection with purification catalytic unit shell 4, display screen 10 and heating device 21 electric connection, and the below of display screen 10 is provided with the switch, and the switch respectively with fan motor 14 and heating device 21 electric connection, can open fan motor 14 and heating device 21 through the switch to accessible display screen 10 shows inside temperature.

Further, the shell 4 of the purification and catalysis device of the adsorption bed 17 is connected through a fixing screw, a through hole is formed below the adsorption bed 17, the activated carbon adsorption layer 22 is fixedly connected with the adsorption bed 17, the filtering wire mesh 16 is welded with the adsorption bed 17, and when gas is desorbed by utilizing released energy and then enters the adsorption bed 17, the gas can be desorbed circularly through the activated carbon adsorption layer 22, so that the desorption rate is improved.

Further, air-out pipeline 7 extends to purification catalytic unit shell 4 and gas outlet 15 and passes through flange 6 sealing connection, air regulation valve 8's one end and air-out pipeline 7 sealing connection, and air regulation valve 8's the other end passes through flange 6 with fan air intake 12 to be connected, and fan motor 14 passes through fixed screw with draught fan 13 and is connected, takes the gaseous emission of desorption out through draught fan 13.

The working principle is as follows: when the device is used, firstly, the organic gas desorbed from saturated activated carbon is sent into the purifying and catalyzing device shell 4 through the gas inlet pipeline 1 and the flame arrester 2 by the dedusting flame arrester system, the heating device 21 is started to enable the gas to be internally circulated to enable the gas to reach the combustion reaction temperature, then the organic gas is decomposed into carbon dioxide and water by the action of the catalyzing chamber 18, then the organic gas enters the heat exchanger through the heating device 21 to be subjected to heat exchange with low-temperature gas, the temperature of the entering gas is increased to reach the reaction temperature, the temperature is displayed through the display screen 10, if the reaction temperature cannot be reached, the heating system can realize compensation heating through the automatic control system to enable the organic gas to be completely combusted, when the gas enters the adsorption bed 17 again for desorption by utilizing the released energy, the gas can be circularly desorbed through the activated carbon adsorption layer 22, the desorption rate is improved, and at the moment, the, the organic waste gas maintains spontaneous combustion in the catalytic chamber 18, the tail gas is regenerated and circulated until organic matters are completely separated from the interior of the activated carbon adsorption layer 22 and decomposed in the catalytic chamber, and finally desorbed gas is pumped out and discharged through the induced draft fan 13.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Purify catalytic unit, including admission line (1), its characterized in that: flame arrester (2) is installed to one side of admission line (1), support (3) are installed to the below of flame arrester (2), one side of flame arrester (2) is provided with purifies catalytic unit shell (4), the lower extreme that purifies catalytic unit shell (4) is provided with base (5), the upper end of purifying catalytic unit shell (4) is provided with flange (6), the top of flange (6) is provided with air-out pipeline (7), air volume control valve (8) is installed to one side of air-out pipeline (7), valve handle (9) are installed to the preceding terminal surface of air volume control valve (8), the preceding terminal surface of purifying catalytic unit shell (4) is provided with display screen (10), draught fan (13) is installed to one side of air volume control valve (8), one side of draught fan (13) is provided with fan air intake (12), a fan air outlet (11) is arranged above the draught fan (13), a fan motor (14) is arranged on the other side of the draught fan (13), an air outlet (15) is arranged in the purification and catalysis device shell (4), an adsorption bed (17) is arranged below the air outlet (15), the upper end of the adsorption bed (17) is provided with a filtering screen (16), a catalytic chamber (18) is arranged below the adsorption bed (17), an air inlet (19) is arranged on one side in the catalytic chamber (18), a heating chamber (20) is arranged on one side of the air inlet (19), a heating device (21) is arranged below the heating chamber (20), an active carbon adsorption layer (22) is arranged in the adsorption bed (17), a desorption air chamber (23) is arranged above the active carbon adsorption layer (22), an air chamber (24) to be treated is arranged below the activated carbon adsorption layer (22).

2. The purification catalyst device according to claim 1, wherein: flame arrester (2) pass through flange (6) and admission line (1) sealing connection, flame arrester (2) and support (3) fixed connection, the one end and the base (5) welded connection of support (3).

3. The purification catalyst device according to claim 1, wherein: the air inlet pipeline (1) penetrates through the purification and catalysis device shell (4) to extend to the interior of the heating chamber (20) to be connected with the air inlet (19) in a sealing mode through a sealing ring, and the catalysis chamber (18) and the heating chamber (20) are arranged into an integral structure.

4. The purification catalyst device according to claim 1, wherein: heating device (21) and purification catalytic unit shell (4) pass through fixed screw connection, display screen (10) and heating device (21) electric connection, the below of display screen (10) is provided with the switch, and the switch respectively with fan motor (14) and heating device (21) electric connection.

5. The purification catalyst device according to claim 1, wherein: adsorption bed (17) purifies catalytic device shell (4) and passes through fixed screw connection, the below of adsorption bed (17) is provided with the opening, activated carbon adsorption layer (22) and adsorption bed (17) fixed connection, filter silk screen (16) and adsorption bed (17) welded connection.

6. The purification catalyst device according to claim 1, wherein: air-out pipeline (7) extend to and purify catalytic unit shell (4) and gas outlet (15) and pass through flange (6) sealing connection, the one end and air-out pipeline (7) sealing connection of air regulation valve (8), the other end and fan air intake (12) of air regulation valve (8) are connected through flange (6), fan motor (14) pass through fixed screw with draught fan (13) and are connected.