Device for extracting coal tar from coal tar mud

Abstract

The utility model relates to the technical field of coal tar extraction, and discloses a device for extracting coal tar from coal tar mud, which solves the problem that the coal tar mud is inconvenient to be fully mixed with extract liquor in the extraction process, and comprises a main cylinder body, a stirring mechanism for mixing coal tar mud and an extraction solution is arranged in the main cylinder and comprises a top shell fixedly connected to the upper surface of the main cylinder, a motor is fixedly connected to the inner wall of the top shell, a rotating shaft is fixedly connected to the output end of the motor, a stirring rod is fixedly connected to the outer side of the rotating shaft, and a protective shell is fixedly connected to the inner wall of the main cylinder; a wall scraping mechanism is arranged in the protective shell and comprises a main gear fixedly connected to the outer side of the rotating shaft, an auxiliary gear is connected to the outer side of the main gear in a meshed mode, a rack ring is connected to the outer side of the auxiliary gear in a meshed mode, a wall scraping rod is fixedly connected to the bottom face of the rack ring, and finally the purpose of fully mixing the extraction liquid and the coal tar mud is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal tar extraction, in particular to a device for extracting coal tar from coal tar mud. Background Art

[0002] Coal tar sludge refers to a residue containing coal tar, asphaltene and impurities produced during the coking process. A coal tar extraction device is a device used to extract coal tar from coal tar sludge. The device usually includes pretreatment, extraction and separation. The coal tar sludge is pretreated to remove impurities and moisture. Then, through the extraction process, the coal tar is separated from the sludge using a solvent or other extractant. In the final separation stage, the extracted coal tar is separated from the extractant to obtain a pure coal tar product. However, due to the high viscosity of coal tar sludge, it is inconvenient to fully mix the extract during the stirring and mixing process. At the same time, it is extremely easy to get clogged during the filtration of the extract, which affects the extraction speed and leads to low extraction efficiency.

[0003] In view of the above problems, a device for extracting coal tar from coal tar sludge is proposed to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a device for extracting coal tar from coal tar mud. The device is used to work, thereby solving the problem that the coal tar mud is inconvenient to be fully mixed with the extraction liquid during the extraction process.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for extracting coal tar from coal tar sludge, comprising a main cylinder, wherein a stirring mechanism for mixing coal tar sludge and extraction solution and an anti-blocking mechanism for preventing filter screen from being blocked are arranged inside the main cylinder;

[0006] The stirring mechanism includes a top shell fixedly connected to the upper surface of the main cylinder body, a motor is fixedly connected to the inner wall of the top shell, a rotating shaft is fixedly connected to the output end of the motor, a stirring rod is fixedly connected to the outer side of the rotating shaft, and a protective shell is fixedly connected to the inner wall of the main cylinder body. A scraping mechanism for assisting stirring and preventing coal tar mud from adhering to the inner wall of the main cylinder body is arranged inside the protective shell. The scraping mechanism includes a main gear fixedly connected to the outer side of the rotating shaft, a sub gear is meshedly connected to the outer side of the main gear, a connecting rod is fixedly connected to the inner wall of the main cylinder body, one end of the connecting rod is fixedly connected to the inner wall of the protective shell, the sub gear is rotatably connected to the outer side of the connecting rod, the outer side of the sub gear is meshedly connected to a rack ring, the rack ring is rotatably connected to the inside of the protective shell, and a scraping rod is fixedly connected to the bottom surface of the rack ring.

[0007] Preferably, the upper surface of the rack ring is fixedly connected to a limiting rod, an annular sliding groove is provided on the inner wall of the main cylinder, and the limiting rod is slidably connected to the inside of the limiting rod.

[0008] Preferably, a valve is fixedly connected to the inner wall of the main cylinder, the anti-blocking mechanism includes a filter A fixedly connected to the inner wall of the main cylinder, an electric telescopic rod is fixedly connected to the upper surface of the main cylinder, a cleaning ring is fixedly connected to one end of the electric telescopic rod, cleaning cotton is fixedly connected to the inner wall of the cleaning ring, a liquid leakage groove is provided on the upper surface of the cleaning ring, a movable groove is provided on the inner wall of the main cylinder, and the cleaning ring is slidably connected to the inside of the movable groove.

[0009] Preferably, a filter screen B is also fixedly connected to the interior of the main cylinder.

[0010] Preferably, a feed pipe is fixedly connected to the outside of the main cylinder, a discharge pipe is fixedly connected to the bottom of the main cylinder, the discharge pipe is arranged corresponding to the filter screen B, and a bracket is fixedly connected to the bottom of the main cylinder.

[0011] Preferably, a cleaning door is hinged on the outer side of the main cylinder, and the cleaning door is arranged corresponding to the filter A.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model proposes a coal tar extraction device in coal tar mud. When mixing raw materials, the motor is turned on, the motor drives the rotating shaft to rotate, and then drives the stirring rod to rotate. At the same time, the main gear is driven to rotate when the rotating shaft rotates. The rotation of the main gear drives the sub-gear and the outer rack ring to rotate. The rack ring drives the scraper rod to stir the inner wall of the main cylinder. The rotation direction of the scraper rod is opposite to the rotation direction of the rotating shaft, which promotes the stirring effect and finally achieves the purpose of fully mixing the extraction liquid and the coal tar mud. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic plan view of the internal structure of the main cylinder of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the wall scraping mechanism of the utility model;

[0017] Figure 4 It is a schematic diagram of the anti-blocking mechanism structure of the utility model.

[0018] In the figure: 1. main cylinder; 11. feeding pipe; 12. cleaning door; 13. valve; 14. annular slide; 15. protective shell; 16. filter B; 17. discharge pipe; 18. movable groove; 2. bracket; 3. stirring mechanism; 31. top shell; 32. motor; 33. rotating shaft; 34. stirring rod; 4. scraping mechanism; 41. main gear; 42. sub gear; 43. connecting rod; 44. rack ring; 45. limiting rod; 46. scraping rod; 5. anti-blocking mechanism; 51. electric telescopic rod; 52. cleaning ring; 53. leakage groove; 54. cleaning cotton; 55. filter A. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0021] Combination Figure 1 A device for extracting coal tar from coal tar sludge comprises a main cylinder 1, wherein a stirring mechanism 3 for mixing coal tar sludge and extraction solution and an anti-blocking mechanism 5 for preventing a filter screen from being blocked are arranged inside the main cylinder 1.

[0022] The utility model is further described below in conjunction with embodiments.

[0023] Combination Figure 2-Figure 4The stirring mechanism 3 includes a top shell 31 fixedly connected to the upper surface of the main cylinder body 1, a motor 32 is fixedly connected to the inner wall of the top shell 31, a rotating shaft 33 is fixedly connected to the output end of the motor 32, a stirring rod 34 is fixedly connected to the outer side of the rotating shaft 33, a protective shell 15 is fixedly connected to the inner wall of the main cylinder body 1, and a scraping mechanism 4 for assisting stirring and preventing coal tar mud from adhering to the inner wall of the main cylinder body 1 is arranged inside the protective shell 15, and the scraping mechanism 4 includes a main gear 41 fixedly connected to the outer side of the rotating shaft 33, a sub gear 42 is meshedly connected to the outer side of the main gear 41, a connecting rod 43 is fixedly connected to the inner wall of the main cylinder body 1, one end of the connecting rod 43 is fixedly connected to the inner wall of the protective shell 15, the sub gear 42 is rotatably connected to the outer side of the connecting rod 43, the outer side of the sub gear 42 is meshedly connected to the rack ring 44, and the rack ring 44 is rotatably connected to the protective shell 15. Inside the protective shell 15, a scraper rod 46 is fixedly connected to the bottom surface of the rack ring 44. Through the arrangement of the top shell 31, the motor 32, the rotating shaft 33, the stirring rod 34, the main gear 41, the sub-gear 42, the connecting rod 43, the rack ring 44 and the scraper rod 46, when mixing the raw materials, the motor 32 is turned on, and the motor 32 drives the rotating shaft 33 to rotate, thereby driving the stirring rod 34 to rotate, thereby realizing basic stirring work. When the rotating shaft 33 rotates, it drives the main gear 41 to rotate, and the rotation of the main gear 41 drives the sub-gear 42 to rotate, thereby driving the outer rack ring 44 to rotate, and the rack ring 44 drives the scraper rod 46 to stir the inner wall of the main cylinder 1, and the connecting rod 43 supports the sub-gear 42. Through the arrangement of the scraper mechanism 4, the rotation direction of the scraper rod 46 is opposite to the rotation direction of the rotating shaft 33, thereby promoting the stirring effect.

[0024] A limiting rod 45 is fixedly connected to the upper surface of the rack ring 44, an annular groove 14 is provided on the inner wall of the main cylinder 1, and the limiting rod 45 is slidably connected to the inside of the limiting rod 45. Through the arrangement of the rack ring 44 and the limiting rod 45, during the rotation of the rack ring 44, the limiting rod 45 is slidably connected to the inside of the annular groove 14, thereby achieving a limiting and fixing effect on the rack ring 44.

[0025] A valve 13 is fixedly connected to the inner wall of the main cylinder 1, and the anti-blocking mechanism 5 includes a filter A55 fixedly connected to the inner wall of the main cylinder 1, an electric telescopic rod 51 is fixedly connected to the upper surface of the main cylinder 1, and a cleaning ring 52 is fixedly connected to one end of the electric telescopic rod 51, and a cleaning cotton 54 is fixedly connected to the inner wall of the cleaning ring 52, and a leakage groove 53 is provided on the upper surface of the cleaning ring 52, and a movable groove 18 is provided on the inner wall of the main cylinder 1, and the cleaning ring 52 is slidably connected to the inside of the movable groove 18. Through the arrangement of the valve 13, the electric telescopic rod 51, the cleaning ring 52, the leakage groove 53 and the cleaning cotton 54, the valve 13 is opened after the stirring is completed, the mixture falls, the coal tar extract is filtered through the filter A55, and flows out through the leakage groove 53, and the electric telescopic rod 51 is opened at the same time, the electric telescopic rod 51 drives the cleaning ring 52 to move upward, and the filter A55 is cleaned from the outside by the cleaning cotton 54, so as to prevent blockage.

[0026] A filter screen B16 is also fixedly connected to the inside of the main cylinder 1. The setting of the filter screen B16 achieves the effect of secondary filtering of the filtered coal tar, thereby ensuring the quality of the coal tar.

[0027] A feed pipe 11 is fixedly connected to the outside of the main cylinder 1, a discharge pipe 17 is fixedly connected to the bottom of the main cylinder 1, the discharge pipe 17 is arranged corresponding to the filter screen B16, and a bracket 2 is fixedly connected to the bottom of the main cylinder 1. The arrangement of the bracket 2, the feed pipe 11 and the discharge pipe 17 facilitates the addition of raw materials and the discharge of coal tar. The bracket 2 maintains the stability of the equipment and leaves space for the discharge.

[0028] A cleaning door 12 is hingedly connected to the outer side of the main cylinder 1. The cleaning door 12 is arranged corresponding to the filter screen A55. The arrangement of the cleaning door 12 facilitates the removal of impurities from the filtered coal tar mud.

[0029] Specifically, when mixing the raw materials, the motor 32 is turned on, and the motor 32 drives the rotating shaft 33 to rotate, and then drives the stirring rod 34 to rotate. At the same time, when the rotating shaft 33 rotates, it drives the main gear 41 to rotate. The rotation of the main gear 41 drives the sub-gear 42 and the outer rack ring 44 to rotate. The rack ring 44 drives the scraper rod 46 to stir the inner wall of the main cylinder 1. The rotation direction of the scraper rod 46 is opposite to the rotation direction of the rotating shaft 33, which promotes the stirring effect, and finally achieves the purpose of fully mixing the extract and the coal tar mud.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for extracting coal tar from coal tar sludge, comprising a main cylinder (1), characterized in that: The main cylinder (1) is provided with a stirring mechanism (3) for mixing coal tar sludge and extraction solution and an anti-blocking mechanism (5) for preventing the filter from being blocked; The stirring mechanism (3) comprises a top shell (31) fixedly connected to the upper surface of the main cylinder (1); a motor (32) is fixedly connected to the inner wall of the top shell (31); a rotating shaft (33) is fixedly connected to the output end of the motor (32); a stirring rod (34) is fixedly connected to the outer side of the rotating shaft (33); a protective shell (15) is fixedly connected to the inner wall of the main cylinder (1); a scraping mechanism (4) for assisting stirring and preventing coal tar mud from adhering to the inner wall of the main cylinder (1) is arranged inside the protective shell (15); the scraping mechanism (4) comprises a fixed A main gear (41) is fixedly connected to the outside of the rotating shaft (33), and a sub-gear (42) is meshedly connected to the outside of the main gear (41). A connecting rod (43) is fixedly connected to the inner wall of the main cylinder (1), and one end of the connecting rod (43) is fixedly connected to the inner wall of the protective shell (15). The sub-gear (42) is rotatably connected to the outside of the connecting rod (43). A rack ring (44) is meshedly connected to the outside of the sub-gear (42), and the rack ring (44) is rotatably connected to the inside of the protective shell (15). A wall scraping rod (46) is fixedly connected to the bottom surface of the rack ring (44).

2. The device for extracting coal tar from coal tar sludge according to claim 1, characterized in that: The upper surface of the rack ring (44) is fixedly connected to a limiting rod (45); the inner wall of the main cylinder (1) is provided with an annular sliding groove (14); and the limiting rod (45) is slidably connected to the inside of the limiting rod (45).

3. The device for extracting coal tar from coal tar sludge according to claim 2, characterized in that: The inner wall of the main cylinder (1) is fixedly connected to a valve (13); the anti-blocking mechanism (5) comprises a filter screen A (55) fixedly connected to the inner wall of the main cylinder (1); the upper surface of the main cylinder (1) is fixedly connected to an electric telescopic rod (51); one end of the electric telescopic rod (51) is fixedly connected to a cleaning ring (52); the inner wall of the cleaning ring (52) is fixedly connected to a cleaning cotton (54); a liquid leakage groove (53) is provided on the upper surface of the cleaning ring (52); a movable groove (18) is provided on the inner wall of the main cylinder (1); and the cleaning ring (52) is slidably connected to the inside of the movable groove (18).

4. The device for extracting coal tar from coal tar sludge according to claim 1, characterized in that: A filter screen B (16) is also fixedly connected inside the main cylinder (1).

5. The device for extracting coal tar from coal tar sludge according to claim 1, characterized in that: The outer side of the main cylinder (1) is fixedly connected to a material inlet pipe (11), the bottom surface of the main cylinder (1) is fixedly connected to a material outlet pipe (17), the material outlet pipe (17) is arranged corresponding to the filter screen B (16), and the bottom surface of the main cylinder (1) is fixedly connected to a bracket (2).

6. The device for extracting coal tar from coal tar sludge according to claim 1, characterized in that: A cleaning door (12) is hingedly connected to the outer side of the main cylinder (1), and the cleaning door (12) is arranged corresponding to the filter screen A (55).

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