CN210133890U

CN210133890U - Granular activated carbon continuous washing device

Info

Publication number: CN210133890U
Application number: CN201920686316.9U
Authority: CN
Inventors: 哈生宝
Original assignee: Jiangsu Hartel Carbon Material Technology Co ltd
Current assignee: Jiangsu Hartel Carbon Material Technology Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-03-10
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a continuous washing device for granular activated carbon, which comprises a washing tank, an upper end enclosure and a lower end enclosure, wherein the upper end enclosure and the lower end enclosure are arranged at the upper end and the lower end of the washing tank; the middle part of the side wall of the washing tank is provided with a temperature detection port, a steam interface and an aeration interface are arranged below the side wall of the washing tank, a first electromagnetic valve is arranged on the steam interface, a second electromagnetic valve is arranged on the aeration interface, an aeration device is arranged below the inside of the washing tank, two ends of the aeration device are respectively communicated with the steam interface and the aeration interface, a discharge port is arranged at the center of the bottom of the lower seal head, an electric valve is arranged in the discharge port, and at least one water filtering device used for separating granular activated carbon and waste black. In a word, the utility model has the advantages of the control degree is high, washing efficiency is high, the washing is abundant, the active carbon granule degree of wear is little, use manpower sparingly and energy-concerving and environment-protective.

Description

Granular activated carbon continuous washing device

Technical Field

The utility model belongs to the technical field of the active carbon deep-processing, concretely relates to granule active carbon serialization washing device.

Background

In practical application, the granular activated carbon needs acid washing, water rinsing, water washing and polishing, deep processing of a catalyst carrier and the like, and aims to reduce ash impurities and iron salts of the granular activated carbon, regulate the pH value of the granular activated carbon, remove floating ash, increase the strength and effectively carry the catalyst, improve the performance of the granular activated carbon and increase the added value. At present, the traditional methods of pickling, water rinsing, water washing and polishing and catalyst carrier mainly comprise the steps of introducing steam into a large tank in a laggard manual or mechanical mode for heating, boiling, washing, stirring and fishing, and then rinsing by repeating the steps with clear water.

The Chinese utility model patent with the publication number of CN201506707U in the prior art discloses a novel active carbon washing device integrating solid-liquid separation, washing and dehydration, which comprises a frame, wherein a fixed plate and a movable plate which are mutually opposite and work cooperatively are arranged on the frame, a supporting main beam is arranged between the fixed plate and the movable plate, a plurality of filter plates are arranged on the supporting main beam side by side, and the movable plate is driven by a hydraulic system to drive the filter plates to slide along the supporting main beam under the action of hydraulic pressure, so that the filter plates are in close contact; the two side surfaces of each filter plate are concave to form a filter chamber between two adjacent filter plates, the middle part of each filter plate is provided with a through hole to be communicated with each filter chamber to form a feeding pore channel, the fixed plate is correspondingly provided with a feeding hole, the upper part and the lower part of the side of each filter plate are provided with an upper washing hole and a lower washing hole, each filter chamber is communicated with the upper washing hole and the lower washing hole through the upper discharging hole and the lower discharging hole which are arranged on the edges of the concave side surfaces of the filter plates, so that a filtrate discharge channel is formed during filter pressing or a washing liquid inlet backflow channel is formed during washing. However, the efficiency is relatively low because repeated rinsing is inconvenient, insufficient washing is easily caused, and the continuity is low.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists above, the utility model provides an acid and alkali-resistance, high temperature resistant, high strength's granule active carbon serialization washing equipment.

The technical scheme of the utility model is that: a continuous granular activated carbon washing device comprises a washing tank, an upper end enclosure connected to the upper end of the washing tank, and a lower end enclosure connected to the lower end of the washing tank, wherein a feed inlet is arranged at the center of the upper end enclosure, a clear water inlet, an acid liquid port, a circulating water inlet and a liquid level detection port are arranged on the surface of the upper end enclosure around the feed inlet, the liquid level detection port is connected with a liquid level control device for quantifying acid liquid, a purification device for receiving dust and acid gas is arranged above the feed inlet, a temperature detection port for connecting the temperature control device is arranged in the middle of the side wall of the washing tank, a steam interface for connecting a steam generator and an aeration interface for connecting an aerator are arranged at the bottom of the side wall of the washing tank, a first electromagnetic valve is arranged on the steam interface, a second electromagnetic valve is arranged on the aeration interface, an aeration device is arranged below, the central position of the bottom of the lower seal head is provided with a discharge hole, an electric valve is arranged in the discharge hole, and two water filtering devices used for separating granular activated carbon and waste black water are arranged on the lower seal heads positioned on two sides of the discharge hole. The separation of the materials and the waste water is realized, so that the materials can be rinsed for many times.

Further, purifier includes the columniform dryer, is equipped with the acid gas adsorbent in the inside upper strata of dryer, and the top of dryer is equipped with the suction mouth, and the suction mouth is connected with the air exhauster.

Furthermore, the lower end of the air duct is provided with an arc-shaped enclosure, so that solid powder can be prevented from splashing during charging.

Furthermore, the aeration device comprises an annular aeration ring connected with the steam interface and the aeration interface, a cross communicating pipe transversely connected inside the annular aeration ring, and an aeration pipe longitudinally connected at the central position of the cross communicating pipe, wherein air holes are formed in the annular aeration ring, the cross communicating pipe and the aeration pipe, and the materials inside the washing tank can be alternately supplied with steam and aerated in multiple directions.

Furthermore, water filtering device includes the hemisphere filter cartridge through flange joint in the low head inside, and the area of contact of hemisphere filter cartridge and material is big to no dead angle is remained. The hemispherical filter box is provided with a plurality of filter holes, the outside of the hemispherical filter box on one side of which the filter holes are arranged is sleeved with an 80-mesh PP net, and the bottom of the hemispherical filter box is provided with a water outlet penetrating through the lower end enclosure. The device is used for filtering and separating granular activated carbon and washed wastewater, and realizes multiple rinsing.

Furthermore, the upper end enclosure and the lower end enclosure are in a conical funnel shape, so that materials are conveniently concentrated.

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

(1) the utility model discloses an air breather connects steam generator and aeration machine respectively, and alternate control solenoid valve one and two realization of solenoid valve carry out diversified steam and aeration in turn to the inside material of washing tank, make its two fully contact roll and heat, have not only improved washing efficiency and washing quality, have still reduced because of the degree of wear of mechanical stirring to the material.

(2) The utility model discloses a water filtering device realizes the separation of material and waste water to can realize the many times rinsing of material, and washing back waste water filter-pressing once more becomes the clear water and stores or the circulation recycles, plays the effect of water conservation greatly.

(3) The utility model discloses be equipped with purifier on the charge door, the dust that produces when adding the active carbon granule material and the sour vapour that the during operation produced can be got rid of, the operation environment is prevented from polluting.

(4) The utility model discloses still be equipped with temperature control device and liquid level control device, can carry out accurate control to the temperature and the water level of whole washing process, improve the efficiency and the quality of washing.

In a word, the utility model has the advantages of the control degree is high, washing efficiency is high, the washing is abundant, the active carbon granule degree of wear is little, use manpower sparingly and energy-concerving and environment-protective.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a top view of the aerator of the present invention;

fig. 4 is a schematic view of the structure of the water filtering device of the present invention.

Wherein, 1-a washing tank, 2-an upper end enclosure, 3-a lower end enclosure, 4-a feed inlet, 5-a clear water inlet, 6-an acid liquid port, 7-a circulating water inlet, 8-a liquid level detection port, 9-a liquid level control device, 10-a purification device, 11-a temperature control device, 12-a temperature detection port, 13-a steam generator, 14-a steam port, 15-an aerator, 16-an aeration port, 17-a solenoid valve I, 18-a solenoid valve II, 19-an aeration device, 20-a discharge port, 21-an electric valve, 22-a water filtering device, 23-an air duct, 24-an acid gas adsorbent, 25-a suction port, 26-an exhaust fan, 27-an arc enclosure, 28-an annular aeration ring, 29-a cross communicating pipe, 30-vent pipe, 31-air hole, 32-semispherical filter box, 33-filter hole, 34-PP net and 35-water outlet.

Detailed Description

As shown in fig. 1 and 2, a continuous granular activated carbon washing device comprises a washing tank 1, an upper end enclosure 2 connected to the upper end of the washing tank 1, and a lower end enclosure 3 connected to the lower end of the washing tank 1, wherein the upper end enclosure 2 and the lower end enclosure 3 are in a conical funnel shape, so that materials are conveniently concentrated. The central point of upper cover 2 puts and is equipped with

charge door

4, 2 surfaces of upper cover that lie in charge door 4 all around are equipped with clear water entry 5, acidizing fluid mouth 6, circulating water entry 7, liquid level detection mouth 8 is connected with liquid level control device 9 that is used for quantitative acidizing fluid, liquid level control device 9 adopts floater liquid level switch FK 2-to normally open and the coordinated control device of high liquid level alarm, the top of charge door 4 is equipped with purifier 10 that is used for receiving dust and sour vapour, wherein, purifier 10 includes columniform dryer 23, acidic gas adsorbent 24 is equipped with in the inside upper strata of dryer 23, the top of dryer 23 is equipped with suction opening 25, suction opening 25 is connected with air exhauster 26. The lower end of the air duct 23 is provided with an arc-shaped enclosure 27 which can prevent solid powder from splashing during charging. The middle part of the side wall of the washing tank 1 is provided with a temperature detection port 12 for connecting a temperature control device 11, wherein the temperature control device 11 adopts a K4-300-316L type thermocouple and high temperature alarm linkage control device. The bottom of the side wall of the washing tank 1 is provided with a steam interface 14 connected with a steam generator 13 and an aeration interface 16 connected with an aerator 15, the steam interface 14 is provided with a first electromagnetic valve 17, the aeration interface 16 is provided with a second electromagnetic valve 18, the inside of the washing tank 1 is provided with an aeration device 19, as shown in figure 3, the aeration device 19 comprises an annular aeration ring 28 connected with the steam interface 14 and the aeration interface 16, a cross communicating pipe 29 transversely connected inside the annular aeration ring 28 and an aeration pipe 30 longitudinally connected at the central position of the cross communicating pipe 29, the annular aeration ring 28, the cross communicating pipe 29 and the aeration pipe 30 are provided with air holes 31, and the materials inside the washing tank 1 can be alternately supplied with steam and aerated in multiple directions. The bottom center position of low head 3 is equipped with discharge gate 20, is equipped with motorised valve 21 in the discharge gate 20, and motorised valve 15 adopts acid and alkali-resistance DN40 motorised valve, can carry out long-range unloading, makes things convenient for workman's operation. Two water filtering devices 22 for separating granular activated carbon and waste black water are arranged on the lower seal heads 3 positioned at two sides of the discharge port 20. As shown in fig. 4, the water filtering device 22 comprises a hemispherical filter box 32 connected to the inside of the lower head 3 through a flange, and the hemispherical filter box 32 has a large contact area with the material and has no dead space. The hemispherical filter box 32 is provided with a plurality of filter holes 33, the outside of the hemispherical filter box 32 at the side provided with the filter holes 33 is sleeved with an 80-mesh PP net 34, and the bottom of the hemispherical filter box 32 is provided with a water outlet 35 penetrating through the lower end enclosure 3. The device is used for filtering and separating granular activated carbon and washed wastewater, and realizes multiple rinsing.

The working method of the embodiment comprises the following steps:

adding solid particle active carbon into the washing tank 1 through the feed inlet 4, simultaneously opening the exhaust fan 26 to extract the flying solid powder, partially intercepting the flying solid powder in the acid gas adsorbent 24, introducing the rest part into water for post-treatment, adding a certain proportion of clear water through the clear water inlet 5, adding acid liquor with a fixed ratio through the acid liquor port 6, controlling the addition amount and the water level of the acid liquor through the liquid level control device 9, opening the first electromagnetic valve 17, closing the second electromagnetic valve 18, introducing water vapor as a heat source through the vapor connector 14, uniformly distributing the water vapor into the material through the ventilation device 19, closing the first electromagnetic valve 17 after heating, opening the second electromagnetic valve 18, high-pressure airflow is introduced through the aeration interface 16, the airflow is uniformly dispersed into the materials through the aeration device 19, and the materials and the liquid are stirred three-dimensionally and washed fully. When the temperature control device 11 detects that the temperature is lower than the lowest limit, the first electromagnetic valve 17 is opened again, and the second electromagnetic valve 18 is closed to heat the material to the required temperature. The acid gas generated is extracted by the exhaust fan 26, and is discharged after being continuously adsorbed by the acid gas adsorbent 24. After washing for a period of time, the water filtering device 18 is opened, negative pressure suction is carried out in the washing tank 1 by using a suction pump, the granular activated carbon is intercepted inside by the PP net 34 of the water filtering device 22, the wastewater flows out from the filtering holes 33, the black water can be treated into clear water through filter pressing of a plate-and-frame filter press, and then the clear water enters the washing tank 1 from the circulating water inlet 7 for recycling. After repeated washing, the washed wastewater is discharged from the water filtering device 22, and the granular activated carbon is discharged from the electric valve 21.

While the invention has been described and illustrated with reference to specific embodiments thereof, those skilled in the art will appreciate that various changes, modifications and substitutions can be made therein without departing from the spirit and scope of the invention. It is the intention, therefore, to be limited only as indicated by the scope of the claims which follow and that such claims be interpreted as broadly as is reasonable.

Claims

1. The utility model provides a granule active carbon serialization washing unit, its characterized in that, including washing jar (1), connection upper cover (2), the lower head (3) of connection at washing jar (1) lower extreme of washing jar (1) upper end of washing jar (1), the central point of upper cover (2) puts and is equipped with charge door (4), is located charge door (4) upper cover (2) surface all around is equipped with clear water entry (5), acidizing fluid mouth (6), circulating water entry (7), liquid level detection mouth (8) are connected with liquid level control device (9) that are used for ration acidizing fluid, the top of charge door (4) is equipped with purifier (10) that are used for receiving dust and sour vapour, and the middle part of washing jar (1) lateral wall is equipped with temperature detection mouth (12) that are used for connecting temperature control device (11), and the bottom of washing jar (1) lateral wall is provided with steam interface (14) of connecting steam generator (13) and the aeration machine (15) of being connected The device comprises a connector (16), a first electromagnetic valve (17) is arranged on a steam connector (14), a second electromagnetic valve (18) is arranged on an aeration connector (16), an air breather (19) is arranged below the inside of a washing tank (1), two ends of the air breather (19) are respectively communicated with the steam connector (14) and the aeration connector (16), a discharge hole (20) is formed in the center of the bottom of a lower seal head (3), an electric valve (21) is arranged in the discharge hole (20), and two water filtering devices (22) used for separating granular activated carbon and waste black water are arranged on the lower seal head (3) positioned on two sides of the discharge hole (20).

2. The continuous granular activated carbon washing device as claimed in claim 1, characterized in that the purification device (10) comprises a cylindrical air duct (23), the upper layer inside the air duct (23) is filled with an acid gas adsorbent (24), the top of the air duct (23) is provided with a suction port (25), and the suction port (25) is connected with a suction fan (26).

3. The continuous granular activated carbon washing device as claimed in claim 2, characterized in that the lower end of the air duct (23) is provided with an arc-shaped baffle (27).

4. The continuous granular activated carbon washing device as claimed in claim 1, wherein the aeration device (19) comprises an annular aeration ring (28) connected with the steam connector (14) and the aeration connector (16), a cross connection pipe (29) transversely connected inside the annular aeration ring (28), and an aeration pipe (30) longitudinally connected at the center of the cross connection pipe (29), and the annular aeration ring (28), the cross connection pipe (29) and the aeration pipe (30) are provided with air holes (31).

5. The continuous granular activated carbon washing device as claimed in claim 1, wherein the water filtering device (22) comprises a hemispherical filter box (32) connected to the inside of the lower end enclosure (3) through a flange, a plurality of filter holes (33) are formed in the hemispherical filter box (32), a PP net (34) with 80 meshes is sleeved outside the hemispherical filter box (32) on the side provided with the filter holes (33), and a water outlet (35) penetrating through the lower end enclosure (3) is formed in the bottom of the hemispherical filter box (32).

6. The continuous granular activated carbon washing device as claimed in claim 1, wherein the upper head (2) and the lower head (3) are in the shape of a conical funnel.