CN211435650U

CN211435650U - Adsorption and desorption catalytic combustion equipment

Info

Publication number: CN211435650U
Application number: CN201922304936.4U
Authority: CN
Inventors: 李虎
Original assignee: Qingdao Lanchi Environmental Protection Technology Co ltd
Current assignee: Qingdao Lanchi Environmental Protection Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-08
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses an adsorb desorption catalytic combustion equipment, including activated carbon adsorption case, chimney and catalytic combustion bed, the access door has been seted up to one side surface of activated carbon adsorption case, the lower extreme fixedly connected with intake pipe of activated carbon adsorption case, the upper end fixedly connected with outlet duct of activated carbon adsorption case, the one end fixedly connected with draught fan of outlet duct, the one end and the chimney fixed connection of draught fan, combustion chamber and heating chamber have been seted up to catalytic combustion bed's inside, the inside fixed mounting of heating chamber has the electrothermal tube, the upper end fixed surface of catalytic combustion bed installs the desorption fan, the first connecting pipe of fixed surface of desorption fan, one side fixed surface of catalytic combustion bed is connected with the second connecting pipe. The utility model discloses simple structure, convenient to use can make things convenient for the maintenance of equipment to the change of the active carbon of being convenient for has the practicality.

Description

Adsorption and desorption catalytic combustion equipment

Technical Field

The utility model relates to a gaseous environmental protection processing technology field especially relates to an adsorb desorption catalytic combustion equipment.

Background

The adsorption and desorption catalytic combustion equipment is characterized in that an adsorption material is filled in a fixed bed, and then the adsorption bed and a catalytic combustion device are combined into a purification treatment system. The equipment is very suitable for treating VOCs waste gas with large gas volume and low concentration, has high purification efficiency, and is generally applied to the industries of automobile spraying, printing, pharmaceutical chemical industry and the like.

The existing adsorption and desorption catalytic combustion equipment has certain defects when in use, the adsorption device on the equipment is inconvenient to maintain and repair, and the activated carbon plate in the adsorption device is inconvenient to replace when damaged, so that certain influence is brought to the use process, and the adsorption and desorption catalytic combustion equipment is improved at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an adsorption and desorption catalytic combustion device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adsorption and desorption catalytic combustion device comprises an activated carbon adsorption box, a chimney and a catalytic combustion bed, wherein an access door is arranged on the outer surface of one side of the activated carbon adsorption box, an air inlet pipe is fixedly connected to the lower end of the activated carbon adsorption box, an air outlet pipe is fixedly connected to the upper end of the activated carbon adsorption box, an induced draft fan is fixedly connected to one end of the air outlet pipe, one end of the induced draft fan is fixedly connected with the chimney, a combustion chamber and a heating chamber are arranged in the catalytic combustion bed, an electric heating pipe is fixedly arranged in the heating chamber, a desorption fan is fixedly arranged on the outer surface of the upper end of the catalytic combustion bed, a first connecting pipe is fixedly connected to the outer surface of the desorption fan, a second connecting pipe is fixedly connected to the outer surface of one side of the catalytic combustion bed, fixing plates are fixedly arranged on two sides of the activated carbon adsorption box, the outer surface of the active carbon plate is wrapped with a frame plate.

Preferably, the air inlet of the draught fan is fixedly connected with the air outlet pipe, and the air outlet of the draught fan is fixedly connected with the chimney.

Preferably, first connecting pipe and second connecting pipe all with activated carbon adsorption case through connection, the one end of first connecting pipe is through connection with the combustion chamber through desorption fan, the surface and the combustion chamber through connection of catalytic combustion bed are run through to the one end of second connecting pipe.

Preferably, one end of the access door is fixedly connected with a hinge, and the outer surface of one side of the access door is fixedly provided with a lock cylinder.

Preferably, the tongue-and-groove has been seted up to the surface of fixed plate, the fixed position that the surface of frame board is located the inside of tongue-and-groove has the tenon, the tongue-and-groove all is T type structure with the tenon.

Preferably, the outer fixed surface of fixed plate installs the bolt, the outer fixed surface of frame board installs the position sleeve, the active carbon board passes through bolt and position sleeve and fixed plate fixed connection.

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

1. in the utility model, through the arranged access door, the hinge and the lock cylinder, the access door has simple structure and is convenient to open and close, thereby being convenient to carry out regular maintenance and overhaul on the adsorption and desorption combustion equipment and avoiding the internal fault of the adsorption and desorption combustion equipment;

2. in the utility model, the activated carbon plate is fixed in the activated carbon adsorption box through the tenon or the bolt through the mortise and the tenon or the bolt and the locating sleeve, so that the activated carbon plate can be conveniently disassembled and assembled;

to sum up, the utility model discloses simple structure, convenient to use can make things convenient for the maintenance of equipment to the change of the active carbon of being convenient for has the practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of an adsorption-desorption catalytic combustion apparatus provided by the present invention;

fig. 2 is a schematic structural view of an activated carbon adsorption tank of the adsorption-desorption catalytic combustion device provided by the present invention;

fig. 3 is a schematic view of a connection structure between an activated carbon plate and a fixed plate in a first embodiment of an adsorption-desorption catalytic combustion apparatus provided by the present invention;

fig. 4 is a schematic view of a connection structure of an activated carbon plate and a fixed plate in an embodiment two of the adsorption and desorption catalytic combustion apparatus provided by the present invention.

In the figure: the device comprises an active carbon adsorption box 1, an access door 2, a hinge 3, a lock cylinder 4, an air inlet pipe 5, an air outlet pipe 6, an induced draft fan 7, a chimney 8, a catalytic combustion bed 9, a combustion chamber 10, a heating chamber 11, an electric heating pipe 12, a desorption fan 13, a first connecting pipe 14, a second connecting pipe 15, a fixing plate 16, an active carbon plate 17, a frame plate 18, a mortise 19, a tenon 20, a bolt 21 and a positioning sleeve 22.

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.

The first embodiment is as follows:

referring to fig. 1-3, an adsorption desorption catalytic combustion device comprises an activated carbon adsorption tank 1, a chimney 8 and a catalytic combustion bed 9, wherein an access door 2 is arranged on the outer surface of one side of the activated carbon adsorption tank 1, an air inlet pipe 5 is fixedly connected to the lower end of the activated carbon adsorption tank 1, an air outlet pipe 6 is fixedly connected to the upper end of the activated carbon adsorption tank 1, an induced draft fan 7 is fixedly connected to one end of the air outlet pipe 6, one end of the induced draft fan 7 is fixedly connected to the chimney 8, a combustion chamber 10 and a heating chamber 11 are arranged inside the catalytic combustion bed 9, an electric heating pipe 12 is fixedly arranged inside the heating chamber 11, a desorption fan 13 is fixedly arranged on the outer surface of the upper end of the catalytic combustion bed 9, a first connecting pipe 14 is fixedly connected to the outer surface of the desorption fan 13, a second connecting pipe 15 is fixedly connected to the outer surface of, an activated carbon plate 17 is fixedly arranged in the middle of the inside of the activated carbon adsorption box 1, and a frame plate 18 is wrapped on the outer surface of the activated carbon plate 17.

Wherein, the air inlet of draught fan 7 is fixedly connected with air outlet pipe 6, and the air outlet of draught fan 7 is fixedly connected with chimney 8.

Wherein, first connecting pipe 14 and second connecting pipe 15 all with activated carbon adsorption case 1 through connection, the one end of first connecting pipe 14 is through desorption fan 13 and combustion chamber 10 through connection, the surface and the combustion chamber 10 through connection of catalytic combustion bed 9 are run through to the one end of second connecting pipe 15.

Wherein, the one end fixedly connected with hinge 3 of access door 2, one side fixed surface of access door 2 installs lock core 4.

The outer surface of the fixing plate 16 is provided with a mortise 19, a tenon 20 is fixedly mounted at a position, located inside the mortise 19, of the outer surface of the frame plate 18, and the mortise 19 and the tenon 20 are both in a T-shaped structure.

Example two:

referring to fig. 1-2 and 4, an adsorption-desorption catalytic combustion device comprises an activated carbon adsorption tank 1, a chimney 8 and a catalytic combustion bed 9, wherein an access door 2 is arranged on the outer surface of one side of the activated carbon adsorption tank 1, an air inlet pipe 5 is fixedly connected to the lower end of the activated carbon adsorption tank 1, an air outlet pipe 6 is fixedly connected to the upper end of the activated carbon adsorption tank 1, an induced draft fan 7 is fixedly connected to one end of the air outlet pipe 6, one end of the induced draft fan 7 is fixedly connected to the chimney 8, a combustion chamber 10 and a heating chamber 11 are arranged in the catalytic combustion bed 9, an electric heating pipe 12 is fixedly arranged in the heating chamber 11, a desorption fan 13 is fixedly arranged on the outer surface of the upper end of the catalytic combustion bed 9, a first connecting pipe 14 is fixedly connected to the outer surface of the desorption fan 13, a second connecting pipe 15 is fixedly connected to the outer surface, an activated carbon plate 17 is fixedly arranged in the middle of the inside of the activated carbon adsorption box 1, and a frame plate 18 is wrapped on the outer surface of the activated carbon plate 17.

Wherein, the outer surface of the fixed plate 16 is fixedly provided with a bolt 21, the outer surface of the frame plate 18 is fixedly provided with a positioning sleeve 22, and the activated carbon plate 17 is fixedly connected with the fixed plate 16 through the bolt 21 and the positioning sleeve 22.

The working principle is as follows: the gas enters the activated carbon adsorption box 1 through the gas inlet pipe 5, the organic waste gas molecules in the gas are adsorbed through the adsorption action of an activated carbon plate 17 in the activated carbon adsorption box 1, so that the gas is purified, the purified gas is discharged through a chimney 8 under the action of a draught fan 7, when the activated carbon adsorption box 1 reaches a saturated adsorption state, an electric heating pipe 12 in a heating chamber 11 of the catalytic combustion bed 9 is heated to generate a certain amount of hot air during heating, the hot air enters the activated carbon adsorption box 1 through a second connecting pipe 15, the activated carbon is heated to desorb high-concentration organic gas, the organic gas is introduced into the catalytic combustion bed 9 through a desorption fan 13, flameless catalytic combustion is carried out in the combustion chamber 10 at a lower temperature under the action of a noble metal catalyst, organic components are converted into nontoxic and harmless CO2 and H2O, and a large amount of heat is released simultaneously, can maintain the required ignition temperature of catalytic combustion, make the waste gas combustion process basically need not plus energy consumption (electric energy), and reuse partial heat in the desorption regeneration of active carbon in the adsorption bed, access door 2 has been seted up to active carbon adsorption case 1 surface, can make things convenient for the maintenance of equipment through access door 2, active carbon plate 17 in active carbon adsorption case 1 passes through tenon 20 or bolt 21 and installs inside active carbon adsorption case 1, thereby can be convenient for the change of active carbon plate 17 when active carbon plate 17 damages, make things convenient for the use of equipment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an adsorption and desorption catalytic combustion equipment, includes activated carbon adsorption case (1), chimney (8) and catalytic combustion bed (9), its characterized in that, access door (2) have been seted up to one side surface of activated carbon adsorption case (1), the lower extreme fixedly connected with intake pipe (5) of activated carbon adsorption case (1), the upper end fixedly connected with outlet duct (6) of activated carbon adsorption case (1), the one end fixedly connected with draught fan (7) of outlet duct (6), the one end and chimney (8) fixed connection of draught fan (7), combustion chamber (10) and heating chamber (11) have been seted up to the inside of catalytic combustion bed (9), the inside fixed mounting of heating chamber (11) has electrothermal tube (12), the upper end external surface fixed mounting of catalytic combustion bed (9) has fan desorption (13), the external surface fixed connection of desorption fan (13) has first connecting pipe (14), the utility model discloses a catalytic combustion bed, including catalytic combustion bed (9), one side outer fixed surface is connected with second connecting pipe (15), the equal fixed mounting in inside both sides of activated carbon adsorption case (1) has fixed plate (16), fixed mounting has activated carbon plate (17) in the middle of the inside of activated carbon adsorption case (1), the surface parcel of activated carbon plate (17) has frame plate (18).

2. The adsorption and desorption catalytic combustion device according to claim 1, wherein the air inlet of the induced draft fan (7) is fixedly connected with the air outlet pipe (6), and the air outlet of the induced draft fan (7) is fixedly connected with the chimney (8).

3. The adsorption and desorption catalytic combustion device according to claim 1, wherein the first connecting pipe (14) and the second connecting pipe (15) are both communicated with the activated carbon adsorption tank (1), one end of the first connecting pipe (14) is communicated with the combustion chamber (10) through a desorption fan (13), and one end of the second connecting pipe (15) penetrates through the outer surface of the catalytic combustion bed (9) and is communicated with the combustion chamber (10).

4. The adsorption and desorption catalytic combustion device according to claim 1, wherein a hinge (3) is fixedly connected to one end of the access door (2), and a lock cylinder (4) is fixedly installed on the outer surface of one side of the access door (2).

5. The adsorption and desorption catalytic combustion device according to claim 1, wherein a mortise (19) is formed in the outer surface of the fixing plate (16), a tenon (20) is fixedly installed at a position, located inside the mortise (19), of the outer surface of the frame plate (18), and the mortise (19) and the tenon (20) are both in a T-shaped structure.

6. The adsorption and desorption catalytic combustion device according to claim 1, wherein a plug pin (21) is fixedly installed on the outer surface of the fixing plate (16), a positioning sleeve (22) is fixedly installed on the outer surface of the frame plate (18), and the activated carbon plate (17) is fixedly connected with the fixing plate (16) through the plug pin (21) and the positioning sleeve (22).