CN-121988454-A - Exhaust gas purifying device and exhaust gas purifying process

Abstract

The invention provides an exhaust gas purifying device and an exhaust gas purifying process. The waste gas purifying device comprises a shell, an adsorption purifying component and a bearing component. The housing is hollow and formed with a receiving cavity. The shell is provided with an air inlet and an air outlet which are communicated with the accommodating cavity. The adsorption purification component is fixedly connected with the shell and is positioned in the accommodating cavity. The adsorption purification component is positioned between the air inlet and the air outlet and is used for adsorbing magnetic particles in the accommodating cavity. The bearing component is sleeved on the periphery of the adsorption purification component in a lifting manner. The outer periphery of the bearing assembly and the inner side wall of the shell are provided with a space to form an airflow channel, and the airflow channel is communicated with the air inlet and the air outlet. The bearing assembly can be lifted to enable the magnetic particles adsorbed by the adsorption purification assembly to be completely attached to the periphery of the bearing assembly so as to realize purification of waste gas, or can be lowered to enable the magnetic particles attached to the periphery of the bearing assembly to fall off to the bottom of the accommodating cavity so as to realize self-cleaning of the bearing assembly.

Inventors

• QIU WENQIN
• WANG HAIMING
• ZHOU HAOJIE
• LV SHUANG
• ZHANG ZHENHAI
• Peng Yeding

Assignees

• 深圳前海瑞集科技有限公司
• 中集集装箱(集团)有限公司
• 中国国际海运集装箱(集团)股份有限公司

Dates

Publication Date

20260508

Application Date

20241106

Claims (15)

1. 1. An exhaust gas purifying apparatus, characterized by comprising: The shell is hollow and is provided with a containing cavity, and the shell is provided with an air inlet and an air outlet which are communicated with the containing cavity; The adsorption purification assembly is fixedly connected with the shell and is positioned in the accommodating cavity, the adsorption purification assembly is positioned between the air inlet and the air outlet, and the adsorption purification assembly is used for adsorbing magnetic particles in the accommodating cavity; The bearing assembly is sleeved on the periphery of the adsorption purification assembly in a lifting manner, an air flow channel is formed between the periphery of the bearing assembly and the inner side wall of the shell at intervals, and the air flow channel is communicated with the air inlet and the air outlet; The bearing component can be lifted to enable the magnetic particles adsorbed by the adsorption purification component to be completely attached to the periphery of the bearing component, or can be lowered to enable the magnetic particles attached to the periphery of the bearing component to fall off to the bottom of the accommodating cavity.
2. 2. The exhaust gas purifying apparatus according to claim 1, wherein the adsorption purification assembly comprises a plurality of mounting members and a plurality of adsorption members, wherein the plurality of mounting members are connected to the top wall of the housing at intervals; the absorbing piece is a magnetic piece.
3. 3. The exhaust gas purifying apparatus according to claim 2, wherein the adsorbing member is completely accommodated in the mounting member, and a bottom of the mounting member is protruded downward beyond the adsorbing member; And a filling piece is filled between each mounting piece and the absorbing piece inside the mounting piece.
4. 4. The exhaust gas purifying apparatus according to claim 2, wherein the bearing assembly comprises a plurality of bearing members arranged at intervals, each bearing member is arranged on the mounting member in a corresponding and liftable manner, and the intervals of the plurality of bearing members form an air passage; The length of the mounting piece is greater than the length of the bearing piece; the length of the bearing piece is greater than or equal to the length of the absorbing piece positioned in the corresponding mounting piece.
5. 5. The exhaust gas purifying apparatus according to claim 1, wherein the housing includes an upper case, a lower case, the upper case being communicated with a top of the lower case; the bottom opening of the upper shell is smaller than the caliber of the top opening of the lower shell, and the air inlet and the air outlet are respectively arranged on two opposite sides of the upper shell; the waste gas purification device comprises a stop piece, wherein the stop piece is sleeved on the bearing assembly and is in sealing connection with the bearing assembly, and the stop piece is in sealing connection with the inner side wall of the bottom opening of the upper shell.
6. 6. The exhaust gas purifying apparatus according to claim 5, wherein a plurality of the carriers are distributed in an array of two or more rows; the stop piece comprises two stop parts connected with each other at the top, each stop part is arranged corresponding to one row of bearing pieces, and the two stop parts are obliquely arranged from top to bottom towards opposite directions.
7. 7. The exhaust gas purifying apparatus according to claim 5, wherein the housing further comprises a dust hopper provided at a bottom of the lower case and communicated with an inside of the lower case, the dust hopper being for containing magnetic particles; the inner diameter of the dust hopper is gradually reduced from top to bottom.
8. 8. The exhaust gas purifying apparatus according to claim 1, wherein the housing is provided with an air blowing port communicating with the accommodation chamber for introducing an air flow into the accommodation chamber so as to lower the magnetic particles downward; The axis of the air blowing port is inclined inwards from top to bottom; the waste gas purification device further comprises an air blowing device, wherein the air blowing device is communicated with the air blowing port and is used for introducing downward air flow into the accommodating cavity.
9. 9. The exhaust gas purification apparatus according to claim 1, wherein the exhaust gas purification apparatus includes an air inlet damper provided at the air inlet and fixedly connected to the housing; the air inlet gate comprises a frame and a plurality of baffles, wherein the frame is fixed on the shell, the baffles are connected in the frame at vertical intervals, and two adjacent baffles and the frame are enclosed to form an air inlet communicated with the air inlet.
10. 10. The exhaust gas purifying apparatus according to claim 9, wherein each of the shutters is rotatably connected to the frame, the shutter being rotatable with respect to the frame to adjust its own inclination angle or open and close the tuyere; Or each baffle is fixedly connected with the frame, and each baffle is inclined outwards from top to bottom or extends along the horizontal direction.
11. 11. The exhaust gas purifying apparatus according to claim 10, further comprising a rotating assembly for effecting rotatable connection of each of the baffles to the frame; The rotating assembly comprises a plurality of rotating shafts, a plurality of transition pieces and at least one connecting piece, two ends of each baffle plate in the length direction are respectively connected with one rotating shaft, and the rotating shafts are arranged on the frame in a penetrating manner and are rotatably connected with the frame; the same ends of the baffles in the length direction are respectively and correspondingly provided with the transition pieces, one end of each transition piece is rotatably connected with a rotating shaft on the corresponding baffle, and the other end of each transition piece is rotatably connected with the connecting piece; the rotating assembly further comprises a power piece, an output shaft of the power piece is fixedly connected with the connecting piece, and the power piece is used for driving the connecting piece to vertically lift so as to drive each transition piece to rotate and enable the baffle to rotate.
12. 12. The exhaust gas purifying apparatus according to claim 1, wherein the exhaust gas purifying apparatus includes an exhaust window provided at the exhaust port and fixedly connected to the housing; the exhaust window is provided with a plurality of through holes communicated with the exhaust port, and the through holes are vertically distributed at intervals; the axis of each through hole is inclined outwards from top to bottom.
13. 13. The exhaust gas purifying apparatus according to claim 1, wherein the exhaust gas purifying apparatus includes a driving member, an output shaft of the driving member is connected to the bearing assembly, and the driving member is configured to drive the bearing assembly to lift; the exhaust gas purifying device further comprises a filter element, wherein the filter element is arranged at the air inlet and is used for filtering particulate matters in exhaust gas.
14. 14. An exhaust gas purifying process, characterized in that the exhaust gas purifying apparatus according to any one of claims 1 to 13 is employed, comprising the steps of: Waste gas is introduced into the accommodating cavity of the shell through the air inlet; the adsorption purification component adsorbs magnetic particles in the waste gas, and the magnetic particles are attached to the periphery of the bearing component so as to purify the waste gas to obtain clean air, and the clean air is discharged out of the shell through the exhaust port.
15. 15. The exhaust gas purification process of claim 14, wherein the carrier assembly is in lifting connection with the adsorption purification assembly; When the magnetic particles borne by the periphery of the bearing component reach a preset value, the method further comprises the following steps: Stopping introducing waste gas into the accommodating cavity; controlling the bearing component to descend to enable the magnetic particles attached to the outer periphery of the bearing component to break away from the adsorption action of the adsorption purification component and fall to the bottom of the accommodating cavity; after the magnetic particles attached to the periphery of the bearing assembly are completely removed, controlling the bearing assembly to ascend and reset; And continuing to introduce waste gas into the accommodating cavity.

Description

Exhaust gas purifying device and exhaust gas purifying process Technical Field The invention relates to the technical field of waste gas treatment, in particular to a waste gas purifying device and a waste gas purifying process. Background The exhaust gas purification (Flue gas purification) mainly refers to the treatment of industrial exhaust gas such as dust particles, flue gas dust, peculiar smell gas or toxic and harmful gas generated in industrial sites. Common waste gas purification includes factory smoke waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas odor purification, acid-base waste gas purification, chemical waste gas purification and the like. For dust and waste gas purification, the existing waste gas treatment scheme is to treat the dust and waste gas by using a bag-type dust remover or a filter cartridge, and the working principle of the dust and waste gas treatment scheme is to filter dust particles in the waste gas by using a filter screen. Because the filter mesh has certain size, at the in-process of filtering, be less than the fine dust of filter mesh and will escape, exhaust purification effect is not good, causes the environmental pollution of certain degree easily, influences the health of staff in the place. Disclosure of Invention The invention aims to provide an exhaust gas purifying device and an exhaust gas purifying process capable of improving the exhaust gas purifying effect. In order to achieve the above purpose, the invention adopts the following technical scheme: According to one aspect of the present application, there is provided an exhaust gas purifying apparatus comprising: The shell is hollow and is provided with a containing cavity, and the shell is provided with an air inlet and an air outlet which are communicated with the containing cavity; The adsorption purification assembly is fixedly connected with the shell and is positioned in the accommodating cavity, the adsorption purification assembly is positioned between the air inlet and the air outlet, and the adsorption purification assembly is used for adsorbing magnetic particles in the accommodating cavity; The bearing assembly is sleeved on the periphery of the adsorption purification assembly in a lifting manner, an air flow channel is formed between the periphery of the bearing assembly and the inner side wall of the shell at intervals, and the air flow channel is communicated with the air inlet and the air outlet; The bearing component can be lifted to enable the magnetic particles adsorbed by the adsorption purification component to be completely attached to the periphery of the bearing component, or can be lowered to enable the magnetic particles attached to the periphery of the bearing component to fall off to the bottom of the accommodating cavity. In some embodiments, the adsorption purification assembly comprises a plurality of mounting pieces and a plurality of adsorption pieces, wherein the plurality of mounting pieces are connected to the top wall of the shell at intervals, the mounting pieces extend vertically, and at least one adsorption piece is arranged in each mounting piece; the absorbing piece is a magnetic piece. In some embodiments, the suction member is fully received within the mounting member with the bottom of the mounting member extending downwardly beyond the suction member; And a filling piece is filled between each mounting piece and the absorbing piece inside the mounting piece. In some embodiments, the bearing assembly comprises a plurality of bearing members arranged at intervals, each bearing member is correspondingly arranged on the mounting member in a lifting manner, and the intervals of the plurality of bearing members form an air passage; The length of the mounting piece is greater than the length of the bearing piece; the length of the bearing piece is greater than or equal to the length of the absorbing piece positioned in the corresponding mounting piece. In some embodiments, the housing comprises an upper shell, a lower shell, the upper shell communicating with a top of the lower shell; the bottom opening of the upper shell is smaller than the caliber of the top opening of the lower shell, and the air inlet and the air outlet are respectively arranged on two opposite sides of the upper shell; the waste gas purification device comprises a stop piece, wherein the stop piece is sleeved on the bearing assembly and is in sealing connection with the bearing assembly, and the stop piece is in sealing connection with the inner side wall of the bottom opening of the upper shell. In some embodiments, a plurality of the carriers are distributed in an array of two rows and multiple columns; the stop piece comprises two stop parts connected with each other at the top, each stop part is arranged corresponding to one row of bearing pieces, and the two stop parts are obliquely arranged from top to bottom towards opposite directions.