CN218689795U - Coke powder screening device - Google Patents

Abstract

The utility model discloses a coke powder screening device. The main points of the technical scheme are as follows: a screening chamber is included, a powder inlet is opened on the top surface of the screening chamber, and a powder inlet pipe is fixedly sleeved inside the powder inlet. A screening frame is fixedly installed on the inner side of the screening bin, and a screening net is arranged inside the screening frame; a crushing assembly, which is arranged inside the screening bin, is used to crush large particles in the coke powder. , the coke powder with a larger particle diameter falling into the collection box is blown into the conveying pipe by the blower, and then conveyed back into the powder pipe through the conveying pipe, so that the two crushing rollers can be crushed again, so that the staff does not need to deal with the larger The coke powder with a small diameter reduces the workload of the staff. By setting the inclined block, the coke powder that meets the particle size falls from the screen to the bottom of the screening bin, and slides down to the discharge port through the inclined block and the inclined groove to prevent part of the coke powder Accumulated at the bottom of the screening bin.

Description

A coke powder screening device

technical field

The utility model relates to the technical field of coke coke powder processing, in particular to a coke powder screening device.

Background technique

Coke is also known as "coke block" and "coke slag". When coal is heated above 850°C in the boiler furnace, as the temperature rises, the organic matter in the coal decomposes, and after the volatile products escape, the remaining non-volatile The product is coke.

At present, coke powder needs to meet different processing needs according to different particle sizes of coke powder before use. For example, when processing petroleum coke powder, coke powder with a smaller particle size is required to ensure that coke powder and petroleum can be fully mixed, so coke powder is required to filter.

When the coke powder is screened, after the coke powder with a larger diameter is screened out, the staff needs to collect the coke powder with a larger diameter and re-grind it through the pulverizer, and then add the pulverized coke powder to the screening device again. Increased staff workload.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a coke powder screening device, which solves the problem that when the coke powder with a larger diameter is screened out, the staff needs to collect the coke powder with a larger diameter. Finally, it is re-crushed by a pulverizer, and then the pulverized coke powder is re-added to the screening device, which increases the workload of the staff.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions:

A coke powder screening device, comprising: a screening chamber, the top surface of the screening chamber is provided with a powder inlet, the inside of the powder inlet is fixedly sleeved with a powder inlet pipe, and a screening chamber is fixedly installed on one side of the inside of the screening chamber. frame, the inside of the screening frame is provided with a screen; the crushing assembly, which is provided inside the screening bin, is used to crush the large particles in the coke powder.

By adopting the above-mentioned technical scheme and setting up the crushing component, the coke block is crushed into coke powder. The coke powder has different particle sizes and is used in different processing techniques. When processing petroleum coke powder, a smaller coke powder particle size is required to ensure Mix well. Before the processing, the larger particles in the coke powder are screened out through the screening box in the screening bin. Before the coke powder is added, the coke powder is crushed twice through the crushing component to reduce the larger particles in the coke powder. .

Preferably, the crushing assembly includes: two rotating motors, the two rotating motors are fixedly installed on one side of the screening bin, both sides of the screening bin are provided with rotating holes, and the inside of the screening bin There are two crushing rollers, one end of the crushing roller is sleeved together with the rotating hole, the shaft of the rotating motor passes through the rotating hole and is fixedly connected with the crushing roller, and one side of the screening bin is provided with a recovery port A collection box is fixedly installed on one side of the screening bin, and a collection port is opened on the top surface of the collection box.

By adopting the above technical scheme, by setting the crushing rollers, when the coke powder is added from the powder inlet pipe, it passes through two crushing rollers, and the two crushing rollers are driven by a rotating motor, so that the coke powder passing through the two crushing rollers is crushed, Then it falls on the screen, and when there are larger particles of coke powder, it will roll out of the screening chamber from the screen and fall into the collection box, so that the larger particles of coke powder can be collected conveniently.

Preferably, the crushing assembly further includes: a blower, the blower is arranged on one side of the collection box, an air inlet is opened on one side of the collection box, and the air outlet pipe of the blower is fixedly sleeved on the air inlet At the same time, one side of the collection box is provided with a conveying hole, and the inside of the conveying hole is fixedly sleeved with a conveying pipe, and one side of the powder inlet pipe is provided with a connecting hole, and the conveying pipe is fixedly socketed with the connecting hole together.

By adopting the above-mentioned technical scheme and setting the blower, the coke powder with a larger diameter falling into the collection box will be blown into the conveying pipe through the blower, and then conveyed back into the powder pipe through the conveying pipe, and crushed again by the crushing roller, so as to work There is no need for personnel to deal with coke powder with larger particle diameters, which reduces the workload of staff.

Preferably, a baffle is fixedly installed on the inner top surface of the screening bin.

By adopting the above technical scheme and setting the baffle plate, when the coke powder falls into the screening bin, the coke powder is lighter in weight, which prevents the coke powder from spreading out of the crushing rollers, causing part of the coke powder not to be secondary crushed by the crushing rollers.

Preferably, the bottom of the screening bin is provided with an inclined groove, the inner bottom surface of the inclined groove is provided with a discharge port, and the inner bottom surface of the screening bin is fixedly equipped with two inclined blocks.

By adopting the above technical scheme and setting the inclined block, coke powder meeting the size of the particle size falls from the screen to the bottom of the screening bin, and slides down to the discharge port through the inclined block and the inclined groove, preventing part of the coke powder from accumulating at the bottom of the screening bin.

Preferably, a support plate is fixedly installed on one side of the collection box, and the support plate is fixedly connected with the blower.

By adopting the above technical solution, the blower is supported by setting the support plate.

In summary, the utility model mainly has the following beneficial effects:

By setting the blower, the coke powder with a larger particle size falling into the collection box will be blown into the conveying pipe through the blower, and then conveyed back into the powder pipe through the conveying pipe, so that the two crushing rollers can be crushed again, so that the staff does not need to Handle coke powder with larger particle size, reducing the workload of staff.

By setting the inclined block, the coke powder that meets the size of the particle size falls from the screen to the bottom of the screening bin, and slides down to the discharge port through the inclined block and the inclined groove, preventing part of the coke powder from accumulating at the bottom of the screening bin.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is a schematic diagram of the vertical cut structure of the screening bin of the present invention;

Fig. 3 is a structural schematic diagram of a support plate of the present utility model;

Fig. 4 is a schematic diagram of the vertical section structure of the collection box of the present invention.

Reference signs: 1, screening chamber; 2, powder inlet; 3, powder inlet pipe; 4, screening frame; 5, screen; 6, rotating motor; 7, rotating hole; 8, crushing roller; ;10, collecting box; 11, collecting port; 12, blower; 13, conveying pipe; 14, connecting hole; 15, baffle plate; 16, inclined block; 17, inclined groove; ; 20, air inlet 21, delivery hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Fig. 1 and Fig. 2, a coke powder screening device includes: a screening bin 1, and a powder inlet 2 is provided on the top surface of the screening bin 1, and a powder inlet pipe is fixedly sleeved inside the powder inlet 2 3. A screening frame 4 is fixedly installed on one side of the screening bin 1, and a screening net 5 is arranged inside the screening frame 4; a crushing assembly, the crushing assembly is arranged inside the screening bin 1, and is used for crushing coke powder Large particles, by setting the crushing component, the coke block is crushed into coke powder. The coke powder has different particle sizes and is used in different processing techniques. When processing petroleum coke powder, a smaller coke powder particle size is required to ensure sufficient mixing. , before the processing, the larger particles in the coke powder are screened out through the screening frame 4 in the screening bin 1, and before the coke powder is added, the coke powder is subjected to secondary crushing through the crushing assembly to reduce the larger particles in the coke powder .

Referring to Fig. 1 and Fig. 2, it includes: a screening chamber 1, the top surface of the screening chamber 1 is provided with a powder inlet 2, the inside of the powder inlet 2 is fixedly connected with a powder inlet pipe 3, and the inside of the screening chamber 1 One side is fixedly equipped with a screening frame 4, and the inside of the screening frame 4 is provided with a screening net 5; a crushing assembly, the crushing assembly is arranged in the inside of the screening bin 1, and is used for crushing large particles in the coke powder. Assemblies and coke blocks are crushed into coke powders, coke powders with different particle sizes are used in different processing techniques. When processing petroleum coke powder, smaller coke powder particle diameters are required to ensure sufficient mixing. Before the processing, pass The screening frame 4 in the screening chamber 1 screens out the larger particles in the coke powder. Before the coke powder is added, the coke powder is crushed for the second time through the crushing assembly to reduce the larger particles in the coke powder.

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the crushing assembly includes: two rotating motors 6, the rotating motors 6 are existing structures and will not be repeated here, and the two rotating motors 6 are fixedly installed in the screening bin 1, both sides of the screening bin 1 are provided with rotating holes 7, and the interior of the screening bin 1 is provided with two crushing rollers 8, and one end of the crushing rollers 8 is sleeved with the rotating holes 7 Together, the shaft of the rotating motor 6 passes through the rotating hole 7 and is fixedly connected with the crushing roller 8, a recovery port 9 is opened on one side of the screening bin 1, and a collection box 10 is fixedly installed on one side of the screening bin 1 , the top surface of the collection box 10 is provided with a collection port 11, by setting the crushing roller 8, when the coke powder is added from the powder inlet pipe 3, it passes through two crushing rollers 8, and the two crushing rollers 8 are driven by the rotating motor 6 , so that the coke powder passing through the two crushing rollers 8 is crushed, and then falls on the screen 5, when there are larger particles of coke powder, it will roll out of the screen 5 from the screen 5, and fall into the collection box 10 In order to facilitate the collection of larger particles of coke powder, the crushing assembly also includes: blower 12, the blower 12 is an existing structure and will not be described in detail here, and the blower 12 is arranged on one side of the collection box 10. One side of the collection box 10 is provided with an air inlet 20, and the air outlet pipe of the blower 12 is fixedly sleeved with the air inlet 20, and one side of the collection box 10 is provided with a delivery hole (21), and the delivery hole The inside of 21 is fixedly sleeved with a conveying pipe 13, and one side of the powder inlet pipe 3 is provided with a connecting hole 14, and the conveying pipe 13 and the connecting hole 14 are fixedly socketed together, and the blower 12 is set to fall into the collection box 10 The coke powder with a larger particle diameter is blown into the conveying pipe 13 through the blower 12, and then transported back into the powder pipe 3 through the conveying pipe 13, and is crushed again by the crushing roller 8, so that the staff does not need to deal with the larger particle diameter. Coke powder reduces the workload of the staff. One side of the collection box 10 is fixedly equipped with a support plate 19, and the support plate 19 is fixedly connected with the blower 12. By setting the support plate 19, the blower 12 is supported.

Referring to Fig. 2, a baffle plate 15 is fixedly installed on the inner top surface of the screening bin 1. By setting the baffle plate 15, when the coke powder falls into the screening bin 1, the quality of the coke powder is relatively light, preventing it from spreading to the outside of the crushing roller 8 , resulting in part of the coke powder not being secondary crushed by the crushing roller 8, the bottom of the screening bin 1 is provided with an inclined groove 17, and the inner bottom surface of the inclined groove 17 is provided with a discharge port 18, and the inner bottom surface of the screening bin 1 Two inclined blocks 16 are fixedly installed. By setting the inclined blocks 16, the coke powder that meets the size of the particles falls from the screen 5 to the bottom of the screening bin 1, and slides down into the discharge port 18 through the inclined blocks 16 and the inclined groove 17, preventing Part of the coke powder is accumulated at the bottom of the screening bin 1.

Working principle: Please refer to Figure 1-Figure 4, the staff pours the coke powder from the powder inlet pipe 3 into the screening chamber 1, passes through two crushing rollers 8, and the two crushing rollers 8 are driven by the rotating motor 6, The coke powder passing through the two crushing rollers 8 is crushed, and the baffle plate 15 inside the screening bin 1 prevents it from spreading to the outside of the crushing rollers 8, causing part of the coke powder not to pass through the crushing rollers 8 for secondary crushing, and then falls to the screen 5 When the coke powder with larger particles will roll out of the screening bin 1 from the screen 5 and fall into the collection box 10, the coke powder with a larger particle diameter will be blown into the collection box 10 through the blower 12. The conveying pipe 13 is then conveyed back into the powder pipe 3 through the conveying pipe 13, and crushed again by the crushing roller 8, and the coke powder that meets the particle size falls from the screen 5 to the bottom of the screening bin 1, and passes through the inclined block 16 and the inclined groove 17 slides into the discharge port 18 to prevent part of the coke powder from accumulating at the bottom of the screening bin 1.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A coke powder screening device, characterized in that, comprising: A screening chamber (1), the top surface of the screening chamber (1) is provided with a powder inlet (2), the inside of the powder inlet (2) is fixedly sleeved with a powder inlet pipe (3), the screening chamber (1 ) is fixedly installed with a screening frame (4) on one side, and the inside of the screening frame (4) is provided with a screening net (5); The crushing assembly is arranged inside the screening bin (1) and is used for crushing large particles in the coke powder. 2. A coke powder screening device according to claim 1, wherein the crushing assembly comprises: Two rotating motors (6), the two rotating motors (6) are fixedly installed on one side of the screening bin (1), and both sides of the screening bin (1) are provided with rotating holes (7), so The inside of the screening bin (1) is provided with two crushing rollers (8), one end of the crushing rollers (8) is sleeved together with the rotating hole (7), and the shaft of the rotating motor (6) passes through the The rotating hole (7) is fixedly connected with the crushing roller (8), and a recovery port (9) is opened on one side of the screening bin (1), and a collection box (10) is fixedly installed on one side of the screening bin (1). ), the top surface of the collection box (10) is provided with a collection port (11). 3. A kind of coke powder screening device according to claim 2, is characterized in that, described crushing assembly also comprises: Blower (12), described blower (12) is arranged on one side of collection box (10), and one side of described collection box (10) is provided with air inlet (20), and the air outlet pipe of described blower (12) It is fixedly socketed with the air inlet (20), and a delivery hole (21) is opened on one side of the collection box (10), and a delivery pipe (13) is fixedly sleeved inside the delivery hole (21), so that One side of the powder inlet pipe (3) is provided with a connection hole (14), and the delivery pipe (13) is fixedly sleeved with the connection hole (14). 4. A coke powder screening device according to claim 1, characterized in that a baffle (15) is fixedly installed on the inner top surface of the screening bin (1). 5. A coke powder screening device according to claim 1, characterized in that, the bottom of the screening bin (1) is provided with an inclined groove (17), and the inner bottom surface of the inclined groove (17) is provided with an outlet. The feed port (18), the inner bottom surface of the screening bin (1) is fixedly equipped with two inclined blocks (16). 6. A coke powder screening device according to claim 3, characterized in that a support plate (19) is fixedly installed on one side of the collection box (10), and the support plate (19) is connected with the air blower (12) ) fixed connection.

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