Steam explosion device for plant fiber modification

Abstract

The utility model discloses a steam explosion device for plant fiber modification, which comprises a tank body, the top and the bottom of the tank body are respectively provided with a feeding pipe and a discharging pipe, the feeding pipe and the discharging pipe are respectively provided with a sealing valve, the top end of the feeding pipe is fixedly connected with a box body, and a feeding pipe fixedly connected with the box body is inserted into the top of the box body. According to the plant fiber processing equipment, before plant fibers are processed, the plant fibers can be crushed, after the plant fibers are cut, follow-up processing can be facilitated, the surface area of the plant fibers is increased so that modification treatment can be facilitated, in the processing process of the plant fibers, the plant fibers can be stirred, and the processing efficiency is improved. The plant fibers can be uniformly exposed in the tank body, the internal pressure can be fully expanded and released in the flash explosion stage, the plant fibers can be uniformly contacted with steam by stirring, the uniformity and consistency of the modification effect are promoted, and the plant fibers can be fully processed and treated.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, and more specifically, to a steam explosion device for plant fiber modification. Background Art

[0002] A steam explosion device for plant fiber modification is a device used to process plant fibers. Its function is to expose plant fibers to a high-temperature and high-pressure steam environment, and then quickly release the pressure for physical and chemical modification to increase the plasticity, strength, and durability of plant fibers.

[0003] The utility model with the authorization announcement number CN 209989632 U provides a steam explosion device for plant fiber modification, belonging to the technical field of machinery. It solves the problems of low automation degree and inability to accurately control the material quantity of the existing steam explosion device for plant fiber modification. This steam explosion device for plant fiber modification includes an explosion chamber with a thermocouple installed thereon and a steam generator connected to the explosion chamber through a steam pipeline. A steam valve is provided on the steam pipeline. The lower part of the explosion chamber is connected with a discharge pipeline, and a first sealing valve is provided on the discharge pipeline. The upper part of the explosion chamber is connected with a feeding cylinder, and a second sealing valve is provided on the feeding cylinder. A horizontally extending feeding cylinder is connected to the part of the feeding cylinder above the second sealing valve. A feeding hopper is provided on the feeding cylinder, and a feeding structure is provided in the feeding cylinder. The utility model has the advantages of high automation degree, can accurately control the material quantity, and is easy to separate the material from the steam after explosion.

[0004] In the above patent, when the plant fiber is processed in the explosion chamber, it does not have the effect of stirring the plant fiber. The plant fiber cannot be evenly exposed in the steam explosion device in the explosion chamber, and cannot fully expand and release the internal pressure during the explosion stage, resulting in the plant fiber not being fully processed. Therefore, a steam explosion device for plant fiber modification is needed. Summary of the Utility Model

[0005] Aiming at the problems existing in the prior art, the purpose of the utility model is to provide a steam explosion device for plant fiber modification.

[0006] To solve the above problems, the utility model adopts the following technical solutions:

[0007] Steam explosion device for plant fiber modification, including a tank body. An inlet pipe and an outlet pipe are respectively installed at the top and bottom of the tank body. Sealing valves are installed on both the inlet pipe and the outlet pipe. The top end of the inlet pipe is fixedly connected to a box body. A feeding pipe fixedly connected to it penetrates through the top of the box body. A crushing structure is arranged on the box body. A feeding port is opened at the bottom of the box body. A rotating rod is rotatably connected to the inner wall of the tank body. A first motor is fixedly connected to the left side of the tank body. The left end of the rotating rod penetrates through the tank body and is fixedly connected to the output shaft of the first motor. Two groups of stirring rods arranged at equal distances are fixedly connected to the rotating rod.

[0008] As a further description of the above technical solution:

[0009] One end of the stirring rod away from the rotating rod is fixedly connected to a flap, and the flap is arranged in a rectangular shape.

[0010] As a further description of the above technical solution:

[0011] The crushing structure includes a second motor. The bottom of the second motor is fixedly connected to the box body. A vertical rod is rotatably connected to the inner wall of the box body. The top end of the vertical rod penetrates through the box body and is fixedly connected to the output shaft of the second motor. Four crushing knives are fixedly connected to the outside of the vertical rod.

[0012] As a further description of the above technical solution:

[0013] A guiding cover is fixedly connected to the inner wall of the box body, and the guiding cover is arranged in a horn shape.

[0014] As a further description of the above technical solution:

[0015] A hot air blower is fixedly connected to the right side of the box body. An air inlet pipe is installed on the left side of the hot air blower. The guiding cover is hollow. The left end of the air inlet pipe penetrates through the box body and is communicated with the guiding cover. Annularly distributed filter plates are embedded in the inner wall of the guiding cover. A closing cover is threadedly connected to the inner wall of the feeding pipe, and a filter net is fixedly connected to the inner wall of the closing cover.

[0016] As a further description of the above technical solution:

[0017] A controller for controlling the opening and closing of the first motor and the second motor is installed on the front of the box body.

[0018] Compared with the prior art, the advantages of the present utility model are:

[0019] Before processing the plant fiber, this equipment can crush the plant fiber. After cutting the plant fiber, it is convenient for subsequent processing, increasing its surface area to facilitate modification. Moreover, during the processing of the plant fiber, it can be stirred to ensure that the plant fiber is evenly exposed in the tank and can fully expand and release internal pressure during the flash explosion stage. Stirring helps the plant fiber to come into uniform contact with the steam, promoting the uniformity and consistency of the modification effect, and thus ensuring that the plant fiber can be fully processed. Brief Description of the Drawings

[0020] Figure 1 is a perspective view of the present utility model;

[0021] Figure 2 is a partial cross-sectional view of the present utility model;

[0022] Figure 3 For the present utility model Figure 2 is an enlarged view of part A in;

[0023] Figure 4 is a perspective view of the material guiding cover in the present utility model.

[0024] Explanation of the reference numerals in the figures:

[0025] 1. Tank body; 2. Feed pipe; 3. Discharge pipe; 4. Sealing valve; 5. Box body; 6. Feeding pipe; 7. Crushing structure; 701. Second motor; 702. Vertical rod; 703. Crushing knife; 8. Feed inlet; 9. Rotating rod; 10. First motor; 11. Stirring rod; 12. Flap; 13. Material guiding cover; 14. Hot air blower; 15. Air inlet pipe; 16. Filter plate; 17. Sealing cover; 18. Filter net; 19. Controller. Detailed Embodiment

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model;

[0027] Please refer to Figures 1 to 4, in the present utility model: a steam explosion device for plant fiber modification, comprising a tank body 1, a feed pipe 2 and a discharge pipe 3 are respectively installed at the top and bottom of the tank body 1, and sealing valves 4 are installed on both the feed pipe 2 and the discharge pipe 3. The top end of the feed pipe 2 is fixedly connected to a box body 5, a feeding pipe 6 fixedly connected thereto penetrates through the top of the box body 5, a crushing structure 7 is arranged on the box body 5, a feed inlet 8 is opened at the bottom of the box body 5, a rotating rod 9 is rotatably connected to the inner wall of the tank body 1, a first motor 10 is fixedly connected to the left side of the tank body 1, the left end of the rotating rod 9 penetrates through the tank body 1 and is fixedly connected to the output shaft of the first motor 10, and two groups of stirring rods 11 arranged at equal distances are fixedly connected to the rotating rod 9; the crushing structure 7 comprises a second motor 701, the bottom of the second motor 701 is fixedly connected to the box body 5, a vertical rod 702 is rotatably connected to the inner wall of the box body 5, the top end of the vertical rod 702 penetrates through the box body 5 and is fixedly connected to the output shaft of the second motor 701, and four crushing knives 703 are fixedly connected to the outer side of the vertical rod 702.

[0028] In the present utility model, when processing plant fibers, first add the plant fibers into the interior of the box body 5 from the feeding pipe 6. At this time, turn on the second motor 701, and the second motor 701 will drive the crushing knives 703 to rotate through the vertical rod 702 to crush the plant fibers. The processed plant fibers will then fall into the feed pipe 2 through the feed inlet 8 and enter the tank body 1. Then close the sealing valve 4 on the feed pipe 2. Next, the heating and pressurizing structure on the tank body 1 starts to process the plant fibers. When processing the plant fibers, the user turns on the first motor 10 to drive the rotating rod 9 to rotate. During the rotation of the rotating rod 9, the stirring rods 11 will be driven to rotate, and the stirring rods 11 will stir the plant fibers until the processing of the plant fibers is completed. Then open the two sealing valves 4, and the processed plant fibers will be discharged from the discharge pipe 3, thereby realizing the processing of the plant fibers;

[0029] Before processing the plant fibers, the device can crush the plant fibers. After cutting the plant fibers, it is convenient for subsequent processing, increases its surface area for modification treatment, and during the processing of the plant fibers, it can be stirred to ensure that the plant fibers are evenly exposed in the tank body 1 and can fully expand and release the internal pressure during the explosion stage. Stirring can help the plant fibers to come into uniform contact with the steam, promoting the uniformity and consistency of the modification effect, and thus ensuring that the plant fibers can be fully processed.

[0030] Please refer to Figure 2 , wherein: one end of the stirring rod 11 away from the rotating rod 9 is fixedly connected to a flap 12, and the flap 12 is rectangularly arranged.

[0031] In the present utility model, through the arrangement of the flap 12, the effect of stirring the plant fibers can be improved, so that the plant fibers can be fully processed, and the practicability of the device is enhanced.

[0032] Please refer to Figure 2 and 4 , wherein: a material guiding cover 13 is fixedly connected to the inner wall of the box body 5, and the material guiding cover 13 is arranged in a horn shape.

[0033] In the present utility model, through the arrangement of the material guiding cover 13, it is convenient for the plant fibers to quickly enter the tank body 1 through the feeding port 8, thereby improving the practicability of the device.

[0034] Please refer to Figures 1 to 4 , wherein: a hot air blower 14 is fixedly connected to the right side of the box body 5, an air inlet pipe 15 is installed on the left side of the hot air blower 14, the material guiding cover 13 is hollow, the left end of the air inlet pipe 15 penetrates through the box body 5 and is communicated with the material guiding cover 13, a filter plate 16 distributed in a ring shape is embedded in the inner wall of the material guiding cover 13, a closing cover 17 is threadedly connected to the inner wall of the feeding pipe 6, and a filter net 18 is fixedly connected to the inner wall of the closing cover 17.

[0035] In the present utility model, after the hot air blower 14 is turned on, hot air will be input into the material guiding cover 13, and then the hot air will spray from the plurality of filter plates 16 into the box body 5. After the hot air contacts the plant fibers, it will take away the dust and moisture on their surfaces, thereby achieving the effect of cleaning the plant fibers, and will dry the plant fibers, reduce their moisture content, ensure that the moisture content is within an appropriate range when entering the steam explosion device, and thus improve the processing effect of the plant fibers.

[0036] Please refer to Figure 1 , wherein: a controller 19 for controlling the opening and closing of the first motor 10 and the second motor 701 is installed on the front surface of the box body 5.

[0037] In the present utility model, through the arrangement of the controller 19, it is convenient for the user to control the opening and closing of the first motor 10 and the second motor 701, thereby improving the practicability of the device.

[0038] The above is only the preferred specific embodiment of the present utility model; however, the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and its improvement concept of the present utility model, makes equivalent substitutions or changes, and all should be covered by the protection scope of the present utility model.

Claims

1. Steam explosion device for plant fiber modification, including a tank body (1), characterized in that: A feed pipe (2) and a discharge pipe (3) are respectively installed at the top and bottom of the tank body (1). Sealing valves (4) are installed on both the feed pipe (2) and the discharge pipe (3). The top end of the feed pipe (2) is fixedly connected to a box body (5). A feeding pipe (6) fixedly connected thereto penetrates through the top of the box body (5). A crushing structure (7) is arranged on the box body (5). A feed inlet (8) is opened at the bottom of the box body (5). A rotating rod (9) is rotatably connected to the inner wall of the tank body (1). A first motor (10) is fixedly connected to the left side of the tank body (1). The left end of the rotating rod (9) penetrates through the tank body (1) and is fixedly connected to the output shaft of the first motor (10). Two groups of stirring rods (11) arranged at equal distances are fixedly connected to the rotating rod (9).

2. The steam explosion device for plant fiber modification according to claim 1, characterized in that: One end of the stirring rod (11) far from the rotating rod (9) is fixedly connected to a flap (12), and the flap (12) is arranged in a rectangular shape.

3. The steam explosion device for plant fiber modification according to claim 1, characterized in that: The crushing structure (7) includes a second motor (701). The bottom of the second motor (701) is fixedly connected to the box body (5). A vertical rod (702) is rotatably connected to the inner wall of the box body (5). The top end of the vertical rod (702) penetrates through the box body (5) and is fixedly connected to the output shaft of the second motor (701). Four crushing knives (703) are fixedly connected to the outside of the vertical rod (702).

4. The steam explosion device for plant fiber modification according to claim 1, wherein: A guide hood (13) is fixedly connected to the inner wall of the box body (5), and the guide hood (13) is arranged in a horn shape.

5. The steam explosion device for modifying plant fibers according to claim 4, characterized in that: A hot air blower (14) is fixedly connected to the right side of the box body (5). An air inlet pipe (15) is installed on the left side of the hot air blower (14). The guide hood (13) is hollow. The left end of the air inlet pipe (15) penetrates through the box body (5) and is communicated with the guide hood (13). Annularly distributed filter plates (16) are embedded in the inner wall of the guide hood (13). A closing cover (17) is threadedly connected to the inner wall of the feeding pipe (6), and a filter net (18) is fixedly connected to the inner wall of the closing cover (17).

6. The steam explosion device for plant fiber modification according to claim 3, characterized in that: A controller (19) for controlling the opening and closing of the first motor (10) and the second motor (701) is installed on the front surface of the box body (5).

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