CN213866092U

CN213866092U - Gas desulfurization device

Info

Publication number: CN213866092U
Application number: CN202022999906.2U
Authority: CN
Inventors: 袁俊强
Original assignee: Beijing Huiyu Weiye International Environmental Engineering Co ltd
Current assignee: Beijing Huiyu Weiye International Environmental Engineering Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-03
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a gas desulfurization device, this gas desulfurization device includes: a desulfurizing tower, an absorbing device and a pushing device; the desulfurization tower is fixedly connected with an air inlet pipe, a first filter screen is fixedly connected in the air inlet pipe, and an air distribution plate is fixedly connected in the desulfurization tower; the absorption device comprises two transverse plates fixedly connected with the desulfurization tower, a nano material positioned between the two transverse plates and an electric heating wire fixedly connected with the transverse plates; the push-out device comprises a telescopic rod connected with the inner wall of the desulfurizing tower in a sliding manner, and a push plate fixedly connected with the telescopic rod; the side wall of the desulfurizing tower is provided with an opening corresponding to the position between the two transverse plates, and the desulfurizing tower is hinged with a baffle plate for sealing the opening. The utility model has the advantages that: the absorption device can absorb organic sulfur in the coal gas; through the push-off device, the nanometer materials in the desulfurizing tower can be conveniently replaced.

Description

Gas desulfurization device

Technical Field

The utility model relates to a coal gas desulfurization technical field especially involves a coal gas desulphurization unit.

Background

Blast furnace gas and coke oven gas generated in the steel and iron and coking industry are mostly subjected to combustion power generation treatment, but the blast furnace gas and the coke oven gas contain organic sulfur, and the organic sulfur generates toxic and harmful gases such as SO2 and SO3 in the incineration process, SO the flue gas combusted in the blast furnace gas and the coke oven gas needs to be subjected to desulfurization treatment, the flue gas has huge amount, the SO2 and SO3 in the flue gas seriously cause environmental pollution, the investment and operation cost of subsequent flue gas desulfurization treatment are very high, new solid wastes such as gypsum, sulfate and sulfite are generated in the treatment mode, not only the raw materials such as lime and sodium bicarbonate are consumed greatly, but also the generated industrial solid wastes have very large treatment pressure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a coal gas desulfurization device.

The problem of high investment and operation cost of the prior art for treating the flue gas generated after the gas combustion and the flue gas desulfurization treatment is solved; meanwhile, the problem that the flue gas treatment mode generated by gas combustion in the prior art also generates new gypsum, sulfate, sulfite and other new solid wastes, so that a large amount of raw materials such as lime, sodium bicarbonate and the like are consumed, and a huge amount of industrial solid wastes are generated to cause great pressure on treatment is solved.

The utility model discloses a realize through following technical scheme:

the utility model provides a gas desulfurization device, this gas desulfurization device includes: a desulfurizing tower, an absorbing device and a pushing device;

the desulfurization tower is fixedly connected with an air inlet pipe, a first filter screen is fixedly connected in the air inlet pipe, and an air distribution plate is fixedly connected in the desulfurization tower;

the absorption device comprises two transverse plates fixedly connected with the desulfurization tower, a nano material positioned between the two transverse plates and an electric heating wire fixedly connected with the transverse plates; wherein each transverse plate is provided with a plurality of air holes;

the push-out device comprises a telescopic rod connected with the inner wall of the desulfurizing tower in a sliding manner, and a push plate fixedly connected with the telescopic rod; the side wall of the desulfurizing tower is provided with an opening corresponding to the position between the two transverse plates, and the desulfurizing tower is hinged with a baffle plate for sealing the opening.

Preferably, the top end of the desulfurizing tower is fixedly connected with an exhaust pipe.

Preferably, one of the transverse plates is provided with a through hole for the telescopic rod and the push plate to pass through.

Preferably, the inner wall of the desulfurizing tower is provided with a sliding groove, the sliding groove is connected with a sliding block in a sliding manner, and the sliding block is fixedly connected with the telescopic rod.

Preferably, the sliding groove is rotatably connected with an external thread rod, and the external thread rod penetrates through the sliding block and is in threaded connection with the sliding block.

Preferably, the desulfurization tower is fixedly connected with a forward and reverse rotation motor corresponding to the position of the external threaded rod, and an output shaft of the forward and reverse rotation motor is fixedly connected with the external threaded rod.

The utility model has the advantages that: the absorption device can absorb organic sulfur in the coal gas; through the push-off device, the nanometer materials in the desulfurizing tower can be conveniently replaced.

Drawings

Fig. 1 is a schematic structural diagram of a gas desulfurization device provided by the embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In order to facilitate understanding of the gas desulfurization device provided by the embodiment of the present application, an application scenario of the gas desulfurization device is first described, and the gas desulfurization device provided by the embodiment of the present application is used for providing a device capable of removing organic sulfur in gas; the investment and operation cost of the prior art for treating the flue gas generated after the gas combustion is very high, and the problems that the flue gas treatment mode generated by the gas combustion also generates new solid wastes such as gypsum, sulfate, sulfite and the like in the prior art are solved, so that not only are a large amount of raw materials such as lime, sodium bicarbonate and the like consumed, but also a great amount of industrial solid wastes generated have very large pressure on disposal are solved. The following describes a gas desulfurization device provided by the embodiments of the present application with reference to the accompanying drawings.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a gas desulfurization device according to an embodiment of the present invention. According to fig. 1, the utility model provides a gas desulfurization device, this gas desulfurization device includes desulfurizing tower 1, is provided with absorbing device and ejecting device in this desulfurizing tower 1. When the utility model is used, the coal gas is introduced into the desulfurizing tower 1, and then the organic sulfur in the coal gas in the desulfurizing tower 1 is absorbed by the absorption device, thereby completing the work of desulfurizing the coal gas; the ejecting device can conveniently replace the adsorbing material in the absorbing device.

With continued reference to fig. 1, an air inlet pipe 2 is fixedly connected to the bottom end of the side wall of the desulfurization tower 1, a first filter screen 3 is fixedly connected to the inside of the air inlet pipe 2, and an air distribution plate 4 is fixedly connected to the inside of the desulfurization tower 1 above the air inlet pipe 2; with continued reference to fig. 1, an exhaust pipe 11 is fixedly connected to the top end of the desulfurization tower 1. Use the utility model discloses in the time, can pass through intake pipe 2 with coal gas and add 1 desulfurizing tower in, at this in-process, first filter screen 3 can filter the impurity of great granule in the coal gas, and coal gas after the filtration enters into desulfurizing tower 1 in through gas distribution plate 4 evenly distributed in desulfurizing tower 1 to make coal gas fully desulfurate in desulfurizing tower 1, the coal gas after the desulfurization passes through 11 discharge desulfurizing tower 1 of blast pipe.

When the absorption device is specifically arranged, reference can be continuously made to fig. 1, and as can be seen from fig. 1, the absorption device comprises two transverse plates 5 fixedly connected with the inner wall of the desulfurization tower 1, and the nano material 6 is arranged between the two transverse plates 5. The utility model discloses well nano-material 6 can adopt the nanometer calcium carbonate among the prior art, and this nano-material 6 can take place chemical reaction with the organic sulfur in the coal gas to get rid of the organic sulfur in the coal gas. In order to facilitate the coal gas to enter the nano material 6 and react with the nano material 6, a plurality of air holes can be formed in the two transverse plates 5, the coal gas can enter the nano material 6 through the air holes, a second filter screen is fixedly connected to each air hole, and the second filter screen can prevent the nano material 6 from falling through the air holes.

In order to make the nano material 6 fully react with the organic sulfur in the coal gas, with continued reference to fig. 1, an electric heating wire 7 may be fixedly connected in the horizontal plate 5. When the coal gas is desulfurized, the heating wire 7 can be started, the heating wire 7 heats the transverse plate 5, so that the nano material 6 is heated, the required temperature is provided for the chemical reaction of the nano material 6 and the organic sulfur, the nano material 6 can fully react with the organic sulfur in the coal gas, and the organic sulfur in the coal gas is fully removed. In order to conveniently control the heating wire 7, a knob temperature controller for controlling the heating wire 7 can be fixedly connected to the side wall of the desulfurizing tower 1.

The nanometer materials 6 in the desulfurizing tower 1 need to be replaced regularly, the pushing-out device can facilitate the replacement of the nanometer materials 6, the pushing-out device can be continuously referred to in figure 1 when being specifically arranged, as can be seen from figure 1, the pushing-out device comprises a chute 12 arranged on the inner wall of the desulfurizing tower 1, a sliding block 13 is connected in the chute 12 in a sliding way, an external threaded rod 14 is connected in the chute 12 in a rotating way, and the external threaded rod 14 penetrates through the sliding block 13 and is in threaded connection with the sliding block 13; continuing to refer to fig. 1, the sliding block 13 is fixedly connected with a horizontal telescopic rod 8, the telescopic rod 8 can be a hydraulic rod commonly used in the prior art, and one end of the telescopic rod 8 is fixedly connected with a push plate 9; with continued reference to fig. 1, an opening is opened at a position between the two transverse plates 5 on the side wall of the desulfurizing tower 1, and the desulfurizing tower 1 is hinged with a baffle 10 for closing the opening. When the nano material 6 is replaced, the baffle plate 10 can be rotated to open the opening, then the external thread rod 14 is rotated, so that the sliding block 13 slides in the sliding groove 12, the telescopic rod 8 and the push plate 9 are driven to move until the telescopic rod 8 and the push plate 9 are positioned between the two transverse plates 5, then the telescopic rod 8 is extended, so that the push plate 9 moves towards the opening, the moving push plate 9 pushes the nano material 6 out of the opening, the old nano material 6 is discharged, and then the new nano material 6 is put in. In the utility model, in order to drive the external screw rod 14 to rotate, a forward and reverse rotating motor 15 can be fixedly connected to the desulfurizing tower 1, and the output shaft of the forward and reverse rotating motor 15 is fixedly connected with the external screw rod 14, so that the external screw rod 14 is driven to rotate by the forward and reverse rotating motor 15; in order to facilitate the movement of the telescopic rod 8 and the push plate 9 between the two transverse plates 5, the transverse plate 5 positioned above should be provided with a through hole for the telescopic rod 8 and the push plate 9 to pass through.

All parts in the utility model are common parts in the prior art, and all the power-consuming parts in the utility model should be connected with a control switch for controlling the power-consuming parts; for the convenience to the power consumption part power supply in this application utility model, the power consumption part in this application utility model can be connected with external power source electricity.

In the above embodiments, the gas desulfurization device provided in the embodiments of the present application can remove organic sulfur in gas before gas combustion, so as to prevent inorganic sulfur from being formed by gas combustion, thereby avoiding the problems of high investment and operation cost for treating inorganic sulfur in flue gas generated by gas combustion, and secondary pollution.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A gas desulfurization device, comprising: a desulfurizing tower, an absorbing device and a pushing device;

2. The gas desulfurization device according to claim 1, wherein an exhaust pipe is fixedly connected to the top end of the desulfurization tower.

3. The gas desulfurization device according to claim 1, wherein one of the cross plates is provided with a through hole for the telescopic rod and the push plate to pass through.

4. The gas desulfurization device according to claim 1, wherein a chute is formed in an inner wall of the desulfurization tower, a slide block is slidably connected to the chute, and the slide block is fixedly connected to the telescopic rod.

5. The gas desulfurization device according to claim 4, wherein an externally threaded rod is rotatably connected to the sliding groove, and the externally threaded rod penetrates through the sliding block and is in threaded connection with the sliding block.

6. The gas desulfurization device according to claim 5, wherein a forward and reverse rotation motor is fixedly connected to the desulfurization tower at a position corresponding to the external threaded rod, and an output shaft of the forward and reverse rotation motor is fixedly connected to the external threaded rod.