Low-temperature carbonization furnace for carbon fiber production

Abstract

The invention discloses a low-temperature carbonization furnace for carbon fiber production, which comprises a bottom plate and an outer cover fixedly arranged on the top surface of the bottom plate through supporting legs, a hearth is arranged in the outer cover, a fixing plate is arranged on one side of the hearth in a left-right sliding manner, a cleaning mechanism is arranged on the surface of the fixing plate, and the cleaning mechanism comprises a fixing seat; and a sealing seat is fixedly arranged on one side of the fixing seat. According to the low-temperature carbonization furnace for carbon fiber production, after carbonization work is completed in the hearth, the low-temperature carbonization furnace can automatically stretch into the hearth through the arrangement of the cleaning mechanism to complete scraping work on condensation points on the inner wall, and waste extraction and collection are synchronously completed in the scraping process; compared with the mode of manually cleaning by opening the hearth in the prior art, the device has the characteristics of high efficiency and high safety performance, meanwhile, the labor force is reduced, and good conditions are created for subsequent carbonization work.

Description

TECHNICAL FIELD

[0001] The present application relates to carbon fiber production technology, and in particular to a low-temperature carbonization furnace for carbon fiber production. BACKGROUND

[0002] The low-temperature carbonization furnace is a new type of carbonization technology equipment for combustible solid waste treatment based on gasification cracking technology. Its basic working principle is to pass a small amount of magnetized air into the carbonization furnace to make the treated combustible solid waste thermally decompose, and then use the generated heat to continuously carbonize the solid waste.

[0003] According to the patent application No. CN202220719073.6, the furnace body bottom shell and the furnace body top cover are provided with a furnace chamber assembly assembled by a furnace chamber lower shell and a furnace chamber upper shell. When the condensation points formed by the exhaust gas and tar generated during the processing of carbon fiber inside the furnace chamber assembly need to be cleaned, the furnace body top cover is moved upward by the lifting assembly connected by the lifting ring, and the furnace chamber upper shell is moved upward when the furnace body top cover is moved upward, thereby realizing the separation of the furnace chamber assembly for cleaning the inside of the furnace chamber lower shell and the furnace chamber upper shell, improving the convenience of cleaning the condensation points inside the furnace chamber assembly, reducing the time required for cleaning the inside of the furnace chamber assembly, and reducing the impact on the production of carbon fiber when cleaning the inside of the furnace chamber assembly.

[0004] In the above-mentioned patent, the furnace chamber upper shell and the furnace chamber lower shell are separated in advance and manually cleaned using cleaning tools to collect and process the condensation points generated by tar. This cleaning method is difficult and time-consuming, and there is a high safety risk due to the residual heat inside the furnace chamber assembly. The condensation points on the inner wall of the furnace chamber cannot be automatically cleaned after carbonization. Therefore, in view of the above-mentioned deficiencies, the present application makes the following improvements. SUMMARY

[0005] The purpose of the present application is to provide a low-temperature carbonization furnace for carbon fiber production to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above-mentioned purpose, the present application provides the following technical solution: a low-temperature carbonization furnace for carbon fiber production, comprising a bottom plate and an outer cover fixedly arranged on the top surface of the bottom plate through support legs, and a furnace chamber arranged inside the outer cover, wherein one side of the furnace chamber is slidably provided with a fixed plate, and the surface of the fixed plate is provided with a cleaning mechanism.

[0007] The cleaning mechanism comprises a fixed seat, one side of which is fixedly provided with a sealing seat, the top and bottom surfaces of the fixed seat are fixedly provided with mounting frames, and the inside of the mounting frame is slidably provided with a sliding block, one side of the sliding block outside the mounting frame is fixedly provided with a scraper, the inside of the fixed plate is communicated with an air suction pipe through an L-shaped fixed pipe, and one end of the air suction pipe penetrates through the fixed seat and extends to one side of the sealing seat.

[0008] Further, the surface of the air suction pipe is provided with a movable plate, one side of the movable plate is fixedly provided with a motor, the output end of the motor is fixedly provided with a first gear, and the surface of the air suction pipe is fixedly provided with a second gear meshing with the first gear.

[0009] Further, the surface of the air suction pipe and the other side of the movable plate are slidably provided with a T-shaped ring, and the top and bottom of the surface of the T-shaped ring are rotatably provided with connecting rods through fixed shafts. One end of each of the two connecting rods is rotatably connected to the surface of the two sliding blocks.

[0010] Further, the other side of the movable plate is fixedly provided with a first electric push rod, and the protruding end of the first electric push rod is fixedly provided with a U-shaped frame, and the protruding part of the T-shaped ring is located inside the U-shaped frame.

[0011] Further, the front and back surfaces of the outer cover are fixedly provided with electric sliding rails, and the surface of the electric sliding rail is slidably provided with a U-shaped rod through a sliding block. One end of the U-shaped rod is fixedly connected to the surface of the fixed plate.

[0012] Further, the top surface of the bottom plate is fixedly provided with a storage box and a waste conveying pump, respectively, the inlet of the waste conveying pump is communicated with the bottom end of the L-shaped fixed pipe through an extension pipe, the outlet of the waste conveying pump is communicated with one side of the storage box through an outlet pipe, and the inside of the storage box is movably provided with a collection box.

[0013] Further, one side of the hearth is rotatably provided with a sealing block, and one side of the sealing block is rotatably provided with a sealing cover, the middle parts of the sealing cover and the sealing block are provided with a through groove matched with the sealing seat, and the inside of the sealing cover and the sealing block and the outside of the through groove are provided with a movable groove matched with the mounting frame.

[0014] Further, one side of the outer cover is provided with a plurality of second electric push rods, and the protruding end of the second electric push rod is fixedly connected to the surface of the sealing block through a fixed rod, the surface of the fixed rod is slidably provided with a sliding ring, one side of the surface of the sliding ring is fixedly provided with a plug rod, and the surface of the sealing cover is provided with a plug groove matched with the plug rod.

[0015] Further, the surface of the fixed rod is provided with a fixed ring, and the bottom surface of the fixed ring is fixedly provided with an annular electromagnet, the top surface of the sliding ring is fixedly provided with an iron ring, and the iron ring and the annular electromagnet are both sleeved on the surface of the fixed rod, and the buffer spring is fixedly arranged between the fixed ring and the sliding ring.

[0016] Compared with the prior art, the low-temperature carbonization furnace for carbon fiber production provided by the application has the following beneficial effects:

[0017] (1) After the carbonization work is completed in the furnace chamber, the cleaning mechanism can automatically extend into the furnace chamber to scrape off the condensation points on the inner wall, and simultaneously extract and collect the waste during the scraping process. Compared with the manual cleaning method by opening the furnace chamber in the prior art, the method has the characteristics of high efficiency and high safety performance, and also reduces the labor force, thereby creating good conditions for subsequent carbonization work.

[0018] (2) By controlling the opening and closing of one side of the furnace chamber, the furnace chamber can remain closed during the carbonization process of the carbon fiber, and the cleaning mechanism can quickly extend into the furnace chamber for subsequent operation during the cleaning process, thereby providing convenience for the cleaning work. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art based on these drawings.

[0020] Figure 1 It is a perspective view of the structure of the present application.

[0021] Figure 2 It is a partial schematic view of the cleaning mechanism of the present application.

[0022] Figure 3 It is a side view of the sealing block structure of the present application.

[0023] Figure 4 It is a partial enlarged view of A in the present application. Figure 1

[0024] Explanation of reference signs:

[0025] ​1, cover; 2, furnace; 3, fixed plate; 4, cleaning mechanism; 41, fixed seat; 42, sealing seat; 43, mounting frame; 44, sliding block; 45, scraper; 46, L-shaped fixed tube; 47, suction tube; 48, movable plate; 49, motor; 410, first gear; 411, second gear; 412, T-shaped ring; 413, connecting rod; 414, first electric push rod; 415, U-shaped frame; 5, electric sliding rail; 6, U-shaped rod; 7, storage box; 8, waste conveying pump; 9, telescopic tube; 10, collection box; 11, sealing block; 12, sealing cover; 13, through groove; 14, movable groove; 15, second electric push rod; 16, fixed rod; 17, sliding ring; 18, insertion rod; 19, fixed ring; 20, ring-shaped electromagnet; 21, iron ring; 22, buffer spring. DETAILED DESCRIPTION

[0026] In order for those skilled in the art to better understand the technical solutions of the present application, the present application will be further described in detail below in conjunction with the drawings.

[0027] Example one:

[0028] Please refer to Figures 1-2The utility model relates to a low temperature carbonization furnace for carbon fiber production, including bottom plate and the outer cover 1 of fixed setting through the support leg top surface of bottom plate, and the inside of outer cover 1 is provided with hearth 2, the left and right slide of hearth 2 is provided with fixed plate 3, and the surface of fixed plate 3 is provided with cleaning mechanism 4, the front and back of outer cover 1 are fixedly provided with electric slide rail 5, and the surface of electric slide rail 5 is slidably provided with U-shaped rod 6, one end of U-shaped rod 6 is fixedly connected with the surface of fixed plate 3, the cleaning mechanism 4 includes fixed seat 41, and one side of fixed seat 41 is fixedly provided with seal seat 42, the top surface and bottom surface of fixed seat 41 are fixedly provided with mounting frame 43, and the inside of mounting frame 43 is slidably provided with sliding block 44, one side of sliding block 44 located the outside of mounting frame 43 is fixedly provided with scraper 45, the inside of fixed plate 3 is communicated with suction pipe 47 through L-shaped fixed pipe 46, and one end of suction pipe 47 penetrates fixed seat 41 and extends to one side of seal seat 42, suction pipe 47 is provided with check valve in the inside, the surface of suction pipe 47 is provided with movable plate 48, and one side of movable plate 48 is fixedly provided with motor 49, the output of motor 49 is fixedly provided with first gear 410, the surface of suction pipe 47 is fixedly provided with second gear 411 meshing with first gear 410, the surface of suction pipe 47 and located the other side of movable plate 48 is slidably provided with T-shaped ring 412, and the top and bottom of the surface of T-shaped ring 412 are rotatably provided with connecting rod 413 through fixed shaft, the surface of suction pipe 47 is provided with recess, the inner wall of T-shaped ring 412 is fixedly provided with lug, and the lug is slidably arranged in the recess, one end of two connecting rods 413 is rotatably connected with the surface of two sliding blocks 44, the other side of movable plate 48 is fixedly provided with first electric push rod 414, and the protruding end of first electric push rod 414 is fixedly provided with U-shaped frame 415, the protruding place of T-shaped ring 412 is located in the inside of U-shaped frame 415,

[0029] After the carbonization work is completed, the electric sliding rail 5 is started to drive the U-shaped rod 6 to move left through the sliding block, at this time the fixed plate 3 drives the L-shaped fixed tube 46 and the exhaust pipe 47 to move left synchronously, so as to facilitate the insertion of the fixed seat 41 and the sealing seat 42 into the furnace 2, after being inserted into the furnace 2, the first electric push rod 414 is started to drive the extension end of the first electric push rod 414 to drive the U-shaped frame 415 to move left, which can synchronously push the T-shaped ring 412, and in cooperation with the rotation of the two connecting rods 413, the sliding block 44 can move outward along the inner wall of the mounting frame 43, at this time the scraper 45 moves synchronously, until the surface of the scraper 45 is in contact with the inner wall of the furnace 2, the first electric push rod 414 can be closed, the motor 49 is started to drive the exhaust pipe 47 to rotate along one end of the L-shaped fixed tube 46 through the first gear 410 and the second gear 411, the sealing seat 42 and the fixed seat 41 rotate synchronously, so that the scraper 45 can scrape and clean the condensation point on the inner wall of the furnace 2 under the condition of rotation.

[0030] Similarly, after the cleaning work is completed, the T-shaped ring 412 is controlled to move right to make the scraper 45 retract into the mounting frame 43, and the storage work of the scraper 45 is completed, and finally the fixed seat 41 and the sealing seat 42 return to the initial position. Figure 1

[0031] Example two:

[0032] Please refer to Figure 1 , the embodiment provides a technical scheme based on the embodiment one:

[0033] The top surface of the bottom plate is fixedly provided with a storage box 7 and a waste conveying pump 8, and the inlet of the waste conveying pump 8 is communicated with the bottom end of the L-shaped fixed tube 46 through an extension pipe 9, the extension pipe 9 can be extended and retracted, the outlet of the waste conveying pump 8 is communicated with one side of the storage box 7 through a discharge pipe, and the inside of the storage box 7 is movably provided with a collection box 10.

[0034] The waste conveying pump 8 is started, and the waste scraped by the scraper 45 in the furnace 2 is conveyed to the inside of the storage box 7 through the exhaust pipe 47 and the discharge pipe, and after a certain amount is collected, the collection box 10 is taken out for pouring.

[0035] Example three:

[0036] Please refer to Figure 1 , Figure 3 and Figure 4 , the embodiment provides a technical scheme based on the embodiment two:

[0037] ​The side of the hearth 2 is rotationally provided with a sealing block 11, and the side of the sealing block 11 is rotationally provided with a sealing cover 12, the middle parts of the sealing cover 12 and the sealing block 11 are both provided with a through groove 13 matched with a sealing seat 42, the inside of the sealing cover 12 and the sealing block 11 and the outside of the through groove 13 are both provided with a movable groove 14 matched with a mounting frame 43, the side of the cover 1 is provided with a plurality of second electric push rods 15, and the extending end of the second electric push rod 15 is fixedly connected with the surface of the sealing block 11 through a fixing rod 16, in this embodiment, the number of the second electric push rod 15 is three, the surface of the fixing rod 16 is slidably provided with a sliding ring 17, and the side of the surface of the sliding ring 17 is fixedly provided with a plug rod 18, the surface of the sealing cover 12 is provided with a plug groove matched with the plug rod 18, the surface of the fixing rod 16 is provided with a fixed ring 19, and the bottom surface of the fixed ring 19 is fixedly provided with an annular electromagnet 20, the top surface of the sliding ring 17 is fixedly provided with an iron ring 21, and the iron ring 21 and the annular electromagnet 20 are both sleeved on the surface of the fixing rod 16, the fixed ring 19 and the sliding ring 17 are fixedly provided with a buffer spring 22;

[0038] When the carbonization work is finished, the second electric push rod 15 is started, so that the extending end of the second electric push rod 15 drives the sealing block 11 to move to the right through the fixing rod 16, and the sealing cover 12 is synchronously moved to the right, so that the right side of the hearth 2 is opened, and the material after carbonization is conveniently pushed out from the left side inside the hearth 2 to the right side;

[0039] Then the annular electromagnet 20 is controlled to be electrified, so that it has magnetic attraction force, so that the iron ring 21 can be adsorbed, at this time, the iron ring 21 drives the sliding ring 17 to move upwards along the fixing rod 16, until it is adsorbed on the bottom surface of the annular electromagnet 20, so that the plug rod 18 on one side of the sliding ring 17 is moved upwards from the inside of the current plug groove, so that the sealing cover 12 is in a free rotating state, the sealing cover 12 is rotated by personnel, so that the sealing cover 12 and the movable groove 14 on the sealing block 11 are overlapped one by one, and then the annular electromagnet 20 is controlled to be de-energized, so that it loses the magnetic attraction force, at this time, the sliding ring 17 drives the plug rod 18 to be inserted into the corresponding plug groove under the action of the buffer spring 22, so that the sealing cover 12 is fixed, so that it is not easily rotated, so that the cleaning mechanism 4 can enter the inside of the hearth 2 to complete the subsequent cleaning work;

[0040] Conversely, when cleaning is not needed, the movable groove 14 on the sealing cover 12 and the sealing block 11 is controlled to be in a non-overlapping state, so that the sealing state of the hearth 2 can be maintained.

[0041] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

[0042] The foregoing merely illustrates some exemplary embodiments of the application, and no doubt numerous modifications and alterations thereto will be apparent to those skilled in the art. Accordingly, the above description is intended for purposes of illustration only and should not be construed as limiting the scope of the application.

Claims

1. A low-temperature carbonization furnace for carbon fiber production, comprising a bottom plate and an outer cover (1) fixed to the top surface of the bottom plate by supporting legs, wherein a furnace (2) is provided inside the outer cover (1), characterized in that: A fixed plate (3) is provided on one side of the furnace (2) so as to slide left and right, and a cleaning mechanism (4) is provided on the surface of the fixed plate (3); The cleaning mechanism (4) includes a fixed seat (41), and a sealing seat (42) is fixedly provided on one side of the fixed seat (41), a mounting frame (43) is fixedly provided on the top and bottom surfaces of the fixed seat (41), and a sliding block (44) is provided inside the mounting frame (43) for sliding up and down, and a scraper (45) is fixedly provided on one side of the sliding block (44) located outside the mounting frame (43), and the interior of the fixed plate (3) is connected to an exhaust pipe (47) through an L-shaped fixed pipe (46), and one end of the exhaust pipe (47) passes through the fixed seat (41) and extends to one side of the sealing seat (42).

2. A low-temperature carbonization furnace for carbon fiber production according to claim 1, characterized in that: A movable plate (48) is provided on the surface of the air extraction pipe (47), and a motor (49) is fixedly provided on one side of the movable plate (48). A first gear (410) is fixedly provided at the output end of the motor (49), and a second gear (411) meshing with the first gear (410) is fixedly provided on the surface of the air extraction pipe (47).

3. A low-temperature carbonization furnace for carbon fiber production according to claim 2, characterized in that: A T-shaped ring (412) is slidably provided on the surface of the exhaust pipe (47) and located on the other side of the movable plate (48), and connecting rods (413) are rotatably provided on the top and bottom of the surface of the T-shaped ring (412) via a fixed axis, and one end of the two connecting rods (413) is rotatably connected to the surfaces of the two sliding blocks (44) respectively.

4. A low-temperature carbonization furnace for producing carbon fiber according to claim 3, characterized in that: A first electric push rod (414) is fixedly provided on the other side of the movable plate (48), and a U-shaped frame (415) is fixedly provided on the protruding end of the first electric push rod (414), and the protrusion of the T-shaped ring (412) is located inside the U-shaped frame (415).

5. The low-temperature carbonization furnace for carbon fiber production according to claim 1, characterized in that: Electric slide rails (5) are fixedly provided on the front and back of the outer cover (1), and a U-shaped rod (6) is slidably provided on the surface of the electric slide rail (5) via a slider, and one end of the U-shaped rod (6) is fixedly connected to the surface of the fixing plate (3).

6. The low-temperature carbonization furnace for producing carbon fiber according to claim 1, characterized in that: A storage box (7) and a waste conveying pump (8) are fixedly provided on the top surface of the bottom plate, and the feed port of the waste conveying pump (8) is connected to the bottom end of the L-shaped fixed tube (46) through a telescopic tube (9), and the discharge port of the waste conveying pump (8) is connected to one side of the storage box (7) through a discharge pipe. A collection box (10) is movably provided inside the storage box (7).

7. The low-temperature carbonization furnace for producing carbon fiber according to claim 1, characterized in that: A sealing block (11) is rotatably provided on one side of the furnace (2), and a sealing cover (12) is rotatably provided on one side of the sealing block (11). A through groove (13) adapted to the sealing seat (42) is provided in the middle of the sealing cover (12) and the sealing block (11). A movable groove (14) adapted to the mounting frame (43) is provided inside the sealing cover (12) and the sealing block (11) and outside the through groove (13).

8. The low-temperature carbonization furnace for producing carbon fiber according to claim 7, characterized in that: A plurality of second electric push rods (15) are provided on one side of the outer cover (1), and the extended ends of the second electric push rods (15) are fixedly connected to the surface of the sealing block (11) through a fixing rod (16), a sliding ring (17) is provided on the surface of the fixing rod (16) so as to slide up and down, and an insertion rod (18) is fixedly provided on one side of the surface of the sliding ring (17), and a slot adapted to the insertion rod (18) is provided on the surface of the sealing cover (12).

9. The low-temperature carbonization furnace for producing carbon fiber according to claim 8, characterized in that: The surface of the fixed rod (16) is provided with a fixed ring (19), and the bottom surface of the fixed ring (19) is fixedly provided with an annular electromagnet (20), and the top surface of the sliding ring (17) is fixedly provided with an iron ring (21), and the iron ring (21) and the annular electromagnet (20) are both sleeved on the surface of the fixed rod (16), and a buffer spring (22) is fixedly provided between the fixed ring (19) and the sliding ring (17).

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