Coke oven gas purification device

Abstract

The utility model provides a coke oven gas purification device. The coke oven gas purification device comprises a mounting plate; the impurity removal box is fixedly mounted on the mounting plate and is used for filtering and removing impurities from dust particles in the coke oven gas; the heating box is fixedly mounted on the mounting plate, a gas guide pipe is arranged in the heating box, the gas guide pipe is communicated with the impurity removal box, and the heating box is used for heating coke oven gas; the purifying box is fixedly mounted on the mounting plate, the purifying box is communicated with the gas guide pipe, a spraying mechanism is arranged on the purifying box, and the spraying mechanism is used for spraying cleaning liquid into the purifying box so as to purify the coke oven gas. The coke oven gas purification device provided by the utility model can be used for carrying out multiple purification treatment operations on the coke oven gas, so that the coke oven gas is fully purified, and the purification effect on the coke oven gas is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coke oven gas processing technical field especially relates to a kind of purification device of coke oven gas. BACKGROUND

[0002] Coke oven gas, also known as coke oven gas, is a kind of flammable gas produced by several kinds of bituminous coal prepared for coking in the coking process. It is produced simultaneously with coke and tar products, and is a byproduct of the coking industry.

[0003] Coke oven gas contains a lot of dust, tar, phenol water and sulfide impurities, so when processing coke oven gas, it needs to be purified. Purification requires the use of a corresponding coke oven gas purification device, but some existing coke oven gas purification devices are relatively simple in actual use, cannot perform multiple purification on coke oven gas, and thus have poor purification effect. After searching, the patent document with authorization announcement No. CN220345418U discloses a kind of purification device for coke oven gas, which also cannot perform multiple purification on coke oven gas, and it heats the cleaning liquid first, then uses the heated cleaning liquid to heat the coke oven gas, separate the tar and phenol water, and then use the heated cleaning liquid to spray the coke oven gas. However, in actual operation, excessive heating of the cleaning liquid can reduce the effectiveness of the cleaning liquid; if the temperature of the cleaning liquid is not enough, it cannot effectively heat the coke oven gas to decompose the tar and phenol water. Therefore, the above-mentioned purification device has poor purification effect on coke oven gas.

[0004] Therefore, it is necessary to provide a coke oven gas purification device to solve the above technical problems. UTILITY MODEL CONTENT

[0005] To solve the technical problem of poor purification effect of some purification devices on coke oven gas mentioned in the background art, the utility model provides a coke oven gas purification device.

[0006] The utility model provides a purification device of coke oven gas, include: mounting panel, fixed mounting on the mounting panel's impurity removal box, the impurity removal box is used for filtering dust particle in the coke oven gas and removes the impurity, fixed mounting on the mounting panel's heating box, heating box is provided with the air pipe in, the air pipe pipe with the impurity removal box links together, the heating box is used for heating the coke oven gas, fixed mounting on the mounting panel's purification box, the purification box and air pipe link together, be provided with the spraying mechanism on the purification box, the spraying mechanism is used for spraying the cleaning fluid to the purification box, to the coke oven gas carries out the purification treatment, fixed mounting on the mounting panel's adsorption box, the adsorption box is used for adsorbing the pollutant in the coke oven gas and carries out the purification treatment, set up on the impurity removal box's cleaning mechanism, the cleaning mechanism is used for the dust particle of filtering in the impurity removal box carries out the cleaning.

[0007] Preferably, the impurity removal box is provided with a plurality of filter cloths, and the plurality of filter cloths are used for filtering particulate impurities in the coke oven gas; the adsorption box is provided with an activated carbon plate, and the activated carbon plate is used for adsorbing sulfides in the coke oven gas.

[0008] Preferably, the impurity removal box is provided with a first air pump, the air inlet end of the first air pump is communicated with the impurity removal box, and the air outlet end of the first air pump is communicated with the air pipe; the outer wall of the adsorption box is provided with a second air pump, and the air inlet end and the air outlet end of the second air pump are respectively communicated with the purification box and the adsorption box.

[0009] Preferably, the spraying mechanism comprises a water pump fixedly installed on the outer wall of the purification box; a spraying pipe fixedly installed on the purification box, the spraying pipe being communicated with the water outlet end of the water pump; and a plurality of spraying heads fixedly installed on the spraying pipe.

[0010] Preferably, the cleaning mechanism comprises a fan fixedly installed on the top of the impurity removal box, a connecting pipe fixedly installed on the air inlet end of the fan; a plurality of collecting pipes fixedly installed on the impurity removal box, the plurality of collecting pipes being respectively communicated with the connecting pipe; a plurality of installation shafts rotatably installed on the impurity removal box, a cam being fixedly sleeved on each of the plurality of installation shafts, and the plurality of cams being respectively used for knocking and vibrating the plurality of filter cloths; and a vibrating mechanism arranged on the impurity removal box and the plurality of installation shafts, the vibrating mechanism being used for driving the plurality of cams to rotate and respectively vibrate the plurality of filter cloths.

[0011] Preferably, the vibrating mechanism comprises a motor fixedly installed on the outer wall of the impurity removal box, an output shaft of the motor being fixedly connected to one end of one of the installation shafts; a plurality of belt pulleys respectively fixedly sleeved on the plurality of installation shafts; and a plurality of belts sleeved on the plurality of belt pulleys.

[0012] Preferably, a control valve is arranged on the connecting pipe, and the control valve is used for controlling the connecting pipe.

[0013] Compared with the related art, the coke oven gas purification device has the following beneficial effects:

[0014] The utility model provides a kind of coke oven gas purification device:

[0015] 1, the dust particles in coke oven gas are filtered and impurity-removed by the impurity removal box, the heating box is used to heat coke oven gas, phenol water and tar in coke oven gas are decomposed, the spraying mechanism is used to purify sulfide in coke oven gas by spraying cleaning fluid in the purification box, the adsorption box is used to adsorb and purify sulfide and harmful organic matter in coke oven gas, by multiple purification treatment steps to coke oven gas, coke oven gas can be sufficiently purified, and the purification effect of coke oven gas is effectively improved.

[0016] 2, the dust particles filtered on filter cloth can be cleaned and discharged by the cleaning mechanism, which is convenient and provides convenience for workers, avoids filter cloth blockage, improves the filtering and impurity-removing effect of filter cloth on coke oven gas, filter cloth is used to filter particulate impurities in coke oven gas, activated carbon plate is used to adsorb and purify sulfide and harmful organic matter in coke oven gas, coke oven gas can be transported by the interaction of the first air pump and the second air pump, the cam can be driven to rotate by the vibration mechanism to vibrate multiple filter cloths, so that the dust particles filtered on filter cloth are shaken off, which facilitates dust cleaning, and the control valve is used to control the connecting pipe. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a front view cross-sectional structure schematic diagram of a preferred embodiment of the coke oven gas purification device provided by the utility model;

[0018] Figure 2 It is a front view cross-sectional structure schematic diagram of the utility model;

[0019] Figure 3 It is Figure 2 It is an enlarged structure schematic diagram of part A shown in the figure;

[0020] Figure 4 It is a structure schematic diagram of mounting shaft, protruding block, motor, belt pulley and belt in the utility model;

[0021] Figure 5 It is a structure schematic diagram of mounting shaft and protruding block in the utility model.

[0022] In the figure, the reference signs are as follows: 1, mounting plate; 2, impurity removal box; 201, filter cloth; 3, heating box; 301, air guide pipe; 4, purification box; 5, adsorption box; 501, activated carbon plate; 6, water pump; 7, spray pipe; 8, spray head; 9, fan; 10, connecting pipe; 11, collecting pipe; 12, mounting shaft; 13, cam; 14, motor; 15, pulley; 16, belt. DETAILED DESCRIPTION

[0023] The utility model will be further explained in connection with the drawings and embodiments.

[0024] Please refer to Figures 1-5 , wherein, Figure 1 It is the main view cross section structure schematic diagram of a preferable embodiment of the purification device for coke oven gas provided by the utility model; Figure 2 It is the front view cross section structure schematic diagram of the utility model; Figure 3 It is Figure 2 It is the enlarged structure schematic diagram of A part shown in the figure; Figure 4 It is the structure schematic diagram of mounting shaft, cam, motor, pulley and belt in the utility model; Figure 5 It is the structure schematic diagram of mounting shaft and cam in the utility model.

[0025] The purification device of coke oven gas comprises: a mounting plate 1; a dedusting box 2 fixedly installed on the mounting plate 1, which is used for filtering and dedusting dust particles in the coke oven gas; a heating box 3 fixedly installed on the mounting plate 1, which is provided with a gas guide pipe 301, the gas guide pipe 301 is communicated with the dedusting box 2, and the heating box 3 is used for heating the coke oven gas; a purification box 4 fixedly installed on the mounting plate 1, which is communicated with the gas guide pipe 301, and is provided with a spraying mechanism, which is used for spraying cleaning liquid into the purification box 4 to purify the coke oven gas; and an adsorption box 5 fixedly installed on the mounting plate 1, which is used for adsorbing and purifying pollutants in the coke oven gas; a cleaning mechanism arranged on the dedusting box 2, which is used for cleaning the filtered dust particles in the dedusting box 2, the dust particles in the coke oven gas are filtered and dedusted through the dedusting box 2, the coke oven gas is heated through the heating box 3 to decompose phenol water and tar in the coke oven gas, the spraying mechanism sprays cleaning liquid into the purification box 4 to purify sulfides in the coke oven gas, and the adsorption box 5 is used for adsorbing and purifying sulfides and harmful organic matters in the coke oven gas, so that the coke oven gas can be fully purified through multiple purification steps, the purification effect of the coke oven gas is effectively improved, the filtered dust particles on the filter cloth 201 can be cleaned and discharged through the cleaning mechanism, the cleaning is convenient, the convenience for the staff is provided, the filter cloth 201 is prevented from being blocked, and the filtering and dedusting effect of the filter cloth 201 on the coke oven gas is improved.

[0026] A plurality of filter cloths 201 are arranged in the dedusting box 2, the filter cloths 201 are used for filtering particulate impurities in the coke oven gas, and an activated carbon plate 501 is arranged in the adsorption box 5, which is used for adsorbing and purifying sulfides in the coke oven gas.

[0027] A first air pump is fixedly installed on the dedusting box 2, an air inlet end of the first air pump is communicated with the dedusting box 2, an air outlet end of the first air pump is communicated with the gas guide pipe 301, a second air pump is fixedly installed on an outer wall of the adsorption box 5, an air inlet end and an air outlet end of the second air pump are respectively communicated with the purification box 4 and the adsorption box 5, and the coke oven gas can be conveyed through the interaction of the first air pump and the second air pump.

[0028] The spraying mechanism comprises a water pump 6 fixedly installed on the outer wall of the purification box 4, a spraying pipe 7 fixedly installed on the purification box 4, the spraying pipe 7 being communicated with the water outlet end of the water pump 6, and a plurality of spraying heads 8 fixedly installed on the spraying pipe 7, which are used for spraying cleaning liquid in the purification box 4 to purify sulfides in the coke oven gas.

[0029] The cleaning mechanism comprises a fan 9 fixedly installed on the top of the impurity removal box 2, a connecting pipe 10 fixedly installed on the air inlet end of the fan 9, a plurality of collecting pipes 11 fixedly installed on the impurity removal box 2 and communicated with the connecting pipe 10, a plurality of mounting shafts 12 rotatably installed on the impurity removal box 2, a plurality of cams 13 fixedly sleeved on the mounting shafts 12 and used for knocking and vibrating the filter cloths 201, and a vibrating mechanism arranged on the impurity removal box 2 and the mounting shafts 12 and used for driving the cams 13 to rotate and vibrate the filter cloths 201, so that the filtered dust particles on the filter cloths 201 can be cleaned and discharged, the cleaning is convenient, the staff is facilitated, the filter cloths 201 are prevented from being blocked, and the filtering and impurity removal effect of the filter cloths 201 on the coke oven gas is improved.

[0030] The vibrating mechanism comprises a motor 14 fixedly installed on the outer wall of the impurity removal box 2, an output shaft of the motor 14 being fixedly connected with one end of one of the mounting shafts 12, a plurality of belt pulleys 15 fixedly sleeved on the mounting shafts 12, and a plurality of belts 16 sleeved on the belt pulleys 15, so that the cams 13 can be driven to rotate and vibrate the filter cloths 201, and the filtered dust particles on the filter cloths 201 can be shaken off and cleaned.

[0031] The connecting pipe 10 is provided with a control valve used for controlling the connecting pipe 10.

[0032] It should be noted that the circuits, electronic components and modules involved in the utility model are all prior art, and can be realized by those skilled in the art without further description, and the content protected by the utility model does not involve improvement of software and methods.

[0033] The working principle of the coke oven gas purification device is as follows:

[0034] In the scheme, an electric control cabinet is further arranged on the equipment, and each electrical equipment can be started by the electric control cabinet during use, and the power connection mode of each electrical equipment is a mature technology known to those skilled in the art, and thus will not be described herein.

[0035] In use, when the coke oven gas is purified, the coke oven gas pipeline is connected with the impurity removal box 2, the coke oven gas enters the impurity removal box 2, the particulate impurities in the coke oven gas can be filtered through the filter cloth 201, the mesh numbers of the plurality of filter cloths 201 are all different, the first air suction pump is started, the coke oven gas after impurity removal enters the gas guide pipe 301, the heating box 3 is connected with hot steam, the heating box 3 is provided with a steam feeding pipe and a steam discharging pipe, the hot steam heats the coke oven gas in the gas guide pipe 301, so that the phenol water and the tar in the coke oven gas can be decomposed, the coke oven gas after decomposition of the phenol water and the tar enters the purification box 4, the water inlet end of the water pump 6 is connected with the pipeline of the cleaning liquid (such as an alkaline solution), the cleaning liquid is sprayed into the purification box 4 through the spray head 8 on the spray pipe 7, so that the sulfides in the coke oven gas can be reacted, so that the coke oven gas is desulfurized and purified, at the same time, the second air suction pump is started, the coke oven gas after the first desulfurization enters the adsorption box 5 under the action of the second air suction pump, the residual sulfides and other harmful substances in the coke oven gas can be adsorbed again under the action of the activated carbon plate 501, the coke oven gas can be sufficiently purified through the plurality of purification treatment steps, and the purification effect of the coke oven gas is effectively improved.

[0036] When the filter cloth 201 is used for a certain period of time, the air outlet end of the fan 9 is connected with the corresponding collection pipeline or collection filter bag, the motor 14 is started, the plurality of cams 13 on the mounting shafts 12 are driven to rotate under the action of the belt pulley 15 and the belt 16, the plurality of rotating cams 13 knock and vibrate the plurality of filter cloths 201 respectively, so that the dust particles filtered on the plurality of filter cloths 201 can be shaken off, at the same time, the fan 9 is started, the dust shaken off from the filter cloth 201 is cleaned and discharged, the cleaning is convenient, the staff is provided with convenience, the filter cloth 201 is prevented from being blocked, and the filtering and impurity removal effect of the filter cloth 201 on the coke oven gas is improved.

[0037] Compared with the related art, the coke oven gas purification device has the following beneficial effects:

[0038] The coke oven gas purification device provided by the utility model has the following beneficial effects: The dust particles in the coke oven gas are filtered and removed through the impurity removal box 2, the heating box 3 is used for heating the coke oven gas, the phenol water and the tar in the coke oven gas are decomposed, the spray mechanism is used for spraying the cleaning liquid into the purification box 4 to purify the sulfides in the coke oven gas, the adsorption box 5 is used for adsorbing and purifying the sulfides and harmful organic substances in the coke oven gas, the coke oven gas can be sufficiently purified through the plurality of purification treatment steps, and the purification effect of the coke oven gas is effectively improved.

[0039] The dust particles filtered on the filter cloth 201 can be cleaned and discharged through the cleaning mechanism, which is convenient for cleaning and provides convenience for the staff, avoids the filter cloth 201 from being blocked, improves the filtering and impurity removing effect of the filter cloth 201 on the coke oven gas, filters the particulate impurities in the coke oven gas through the filter cloth 201, the activated carbon plate 501 is used for adsorbing and purifying sulfides and harmful organic matters in the coke oven gas, the coke oven gas can be conveyed through the interaction of the first air pump and the second air pump, the cam 13 can be driven to rotate to vibrate the plurality of filter cloths 201 through the vibration mechanism, so that the dust particles filtered on the filter cloth 201 are shaken off, dust cleaning is facilitated, and the connecting pipe 10 is controlled through the control valve.

[0040] It should be noted that the device structure and the drawings of the utility model mainly describe the principle of the utility model, and the setting of the power mechanism, the power supply system and the control system of the device is not completely described in the technical principle of the design, and under the premise that the above-mentioned principle of the utility model is understood by the person skilled in the art, the specific power mechanism, power supply system and control system can be clearly known.

[0041] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation obtained by using the content of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A device for cleaning coke oven gas, characterized in that, The utility model relates to a kind of coke oven gas purification device, including: Mounting plate; Impurity removal box fixedly installed on the mounting plate, the impurity removal box is used to filter dust particles in coke oven gas; Heating box fixedly installed on the mounting plate, gas guide pipe is provided in the heating box, the gas guide pipe and the impurity removal box are communicated, and the heating box is used to heat coke oven gas; Purification tank fixedly installed on the mounting plate, the purification tank and gas guide pipe are communicated, and the purification tank is provided with spraying mechanism, the spraying mechanism is used to spray cleaning fluid in the purification tank, to carry out purification treatment to coke oven gas; Adsorption tank fixedly installed on the mounting plate, the adsorption tank is used to carry out adsorption purification treatment to pollutant in coke oven gas; Cleaning mechanism is arranged on the impurity removal box, and the cleaning mechanism is used to clean dust particles filtered in the impurity removal box.

2. The device for cleaning the coke oven gas according to claim 1, characterized in that, The impurity removal box is provided with a plurality of filter cloths, and the plurality of filter cloths are used to filter particulate impurities in coke oven gas;Active carbon plate is provided in the adsorption tank, and the active carbon plate is used to adsorb sulfide in coke oven gas.

3. The device for cleaning the coke oven gas according to claim 1, characterized in that, The first air pump is fixedly installed on the impurity removal box, the air inlet end of the first air pump and the impurity removal box are communicated, the air outlet end of the first air pump and the gas guide pipe are communicated, and the second air pump is fixedly installed on the outer wall of the adsorption tank, the air inlet end and the air outlet end of the second air pump are communicated with the purification tank and the adsorption tank respectively.

4. The device for cleaning the coke oven gas according to claim 1, characterized in that, The spraying mechanism includes: Water pump fixedly installed on the outer wall of the purification tank; Spraying pipe fixedly installed on the purification tank, the spraying pipe and the water outlet end of the water pump are communicated; A plurality of spray heads are fixedly installed on the spraying pipe.

5. The device for cleaning the coke oven gas according to claim 2, characterized in that, The cleaning mechanism includes: Fan fixedly installed on the top of the impurity removal box, the air inlet end of the fan is fixedly installed with connecting pipe; A plurality of collecting pipes are fixedly installed on the impurity removal box, and the plurality of collecting pipes are communicated with the connecting pipe; A plurality of mounting shafts are rotatably installed on the impurity removal box, a plurality of cams are fixedly sleeved on the plurality of mounting shafts, and the plurality of cams are used to knock and vibrate the plurality of filter cloths respectively; Vibration mechanism is arranged on the impurity removal box and the plurality of mounting shafts, and the vibration mechanism is used to drive the plurality of cams to rotate and vibrate the plurality of filter cloths respectively.

6. The device for cleaning the coke oven gas according to claim 5, characterised by the fact that, The vibration mechanism includes: Motor fixedly installed on the outer wall of the impurity removal box, the output shaft of the motor and one end of one of the mounting shafts are fixedly connected; A plurality of pulleys are fixedly sleeved on the plurality of mounting shafts respectively; A plurality of belts are sleeved on the plurality of pulleys.

7. The device for cleaning the coke oven gas according to claim 5, characterized in that, Control valve is arranged on the connecting pipe, and the control valve is used to control the connecting pipe.

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