Cooking device for softwood pulp production

Abstract

The utility model relates to the technical field of papermaking equipment, and discloses a cooking device for needle pulp production, which comprises a cooking pot and a steam generator, the outer side of the cooking pot is sleeved with a barrel, a sealing cover matched with the cooking pot is arranged above the barrel, and the steam generator is connected with the cooking pot. A steam conveying pipe and a steam recycling pipe which are communicated with each other are arranged between the cylinder body and the steam generator; the steam conveying pipe and the steam recycling pipe are rotationally connected with the barrel, the side wall, located outside the steam conveying pipe, of the barrel is fixedly sleeved with a connecting barrel, a gear is fixedly arranged at the end, away from the barrel, of the connecting barrel, a second gear is arranged on one side of the lower portion of the gear in a matched mode, and one end of the second gear is connected with a motor. And the other end of the motor is fixedly connected with a bracket. Compared with the prior art, the utility model has the advantages that the cooking is uniform, and the cooking effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of papermaking equipment, in particular to a cooking device for producing coniferous pulp. Background Art

[0002] Coniferous pulp is a type of wood pulp fiber. A certain proportion of coniferous pulp needs to be added to some molded products that have certain requirements for strength and tensile strength.

[0003] The preparation of coniferous pulp mainly includes the following steps: raw material crushing, cooking, washing, screening, bleaching, purification, and drying. The purpose of cooking is to remove delignification from plant fiber raw materials. The equipment to be used is a cooking pot. The existing pulp cooking pot uses steam to heat the pulp, but the pulp temperature close to the steam is high, and the pulp temperature far away from the steam is low, resulting in uneven cooking. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] The technical problem to be solved by the utility model is uneven cooking.

[0006] 2. Technical Solution

[0007] In order to solve the above technical problems, the utility model provides a technical solution: a cooking device for coniferous pulp production, comprising a cooking pot and a steam generator,

[0008] The outer side of the cooking pot is sleeved with a cylinder, a sealing cover matching with the cooking pot is arranged above the cylinder, and a steam delivery pipe and a steam recovery pipe communicating with each other are arranged between the cylinder and the steam generator;

[0009] The steam delivery pipe and the steam recovery pipe are rotatably connected to the cylinder, and the side wall of the cylinder located outside the steam delivery pipe is fixedly sleeved with a connecting cylinder, and a gear is fixedly provided at one end of the connecting cylinder away from the cylinder, and a gear 2 is cooperated with on the side below the gear, and one end of the gear 2 is connected to a motor, and the other end of the motor is fixedly connected to a bracket.

[0010] As an improvement, the sealing cover includes a disc with the same diameter as the outer wall of the cylinder, the side wall of the disc is provided with a relative connecting plate, the side wall of the cylinder is provided with a horizontal plate corresponding to the connecting plate, a screw rod passing through the corresponding connecting plate is provided above the horizontal plate, and a nut is threadedly sleeved on the upper end of the screw rod.

[0011] As an improvement, a rubber cover tightly inserted into the cooking pot is provided at the lower end of the disc, the longitudinal section of the rubber cover is an I-shaped structure, and a rubber layer is provided on the lower surface of the disc.

[0012] As an improvement, a connecting block is fixedly provided between the cylinder and the cooking pot.

[0013] As an improvement, the bracket includes a base and an L-shaped rod supporting the motor, and the side of the L-shaped rod away from the steam delivery pipe is inclined downward.

[0014] As an improvement, the steam delivery pipe and the steam recovery pipe are U-shaped structures with the openings facing the center of the cylinder, and a recess is provided above the base to cooperate with the steam delivery pipe.

[0015] As an improvement, the base is close to the side wall of the cylinder and is in contact with the steam generator.

[0016] 3. Beneficial Effects

[0017] The advantages of the utility model compared with the prior art are: the cooking pot is fixed in the cylinder, the cylinder is connected with the steam delivery pipe and the steam recovery pipe, and can steam cook the coniferous pulp; and the cylinder can rotate around the gear, so that the coniferous pulp in the cooking pot constantly changes position, and can achieve uniform cooking and better cooking effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a structural schematic diagram of a cooking device for producing coniferous pulp.

[0019] Figure 2 The utility model is a front view of a cooking device for producing coniferous pulp.

[0020] Figure 3 It is a left view of the internal structure of a cooking device for producing coniferous pulp according to the utility model.

[0021] Figure 4 The utility model is a schematic diagram of a support connection structure of a cooking device for producing coniferous pulp.

[0022] Figure 5 The utility model is a structural schematic diagram of a sealing cover of a cooking device for producing coniferous pulp.

[0023] As shown in the figure: 1. Cooking pot; 2. Steam generator; 3. Cylinder; 4. Connecting block; 5. Steam delivery pipe; 6. Steam recovery pipe; 7. Sealing cover; 8. Connecting cylinder; 9. Gear; 10. Gear 2; 11. Motor; 12. Bracket; 13. Connecting plate; 14. Horizontal plate; 15. Screw; 16. Nut; 17. Rubber cover. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] As attached Figure 1 and attached Figure 2 As shown, a cooking device for coniferous pulp production includes a cooking pot 1 and a steam generator 2, wherein a cylinder 3 is sleeved on the outer side of the cooking pot 1, a sealing cover 7 cooperating with the cooking pot 1 is arranged on the top of the cylinder 3, a steam delivery pipe 5 and a steam recovery pipe 6 communicating with each other are arranged between the cylinder 3 and the steam generator 2; the steam delivery pipe 5 and the steam recovery pipe 6 are rotatably connected with the cylinder 3, a connecting cylinder 8 is fixedly sleeved on the side wall of the cylinder 3 located outside the steam delivery pipe 5, a gear 9 is fixedly provided at one end of the connecting cylinder 8 away from the cylinder 3, a gear 2 10 is cooperated with on the lower side of the gear 9, one end of the gear 2 10 is connected to a motor 11, and the other end of the motor 11 is fixedly connected to a bracket 12.

[0027] Through the above structure, the cooking pot 1 is located in the cylinder 3, and the cylinder 3 is connected to the steam delivery pipe 5 and the steam recovery pipe 6. After the sealing cover 7 is covered, the coniferous pulp placed in the cooking pot 1 can be steamed, and the motor 11 is started, the gear 2 10 rotates, and the gear 9 rotates in coordination, that is, the cylinder 3 rotates with the gear 9 as the center, so that the coniferous pulp in the cooking pot 1 constantly changes position, which can achieve uniform cooking and better cooking effect.

[0028] It is worth noting that the steam generator 2, motor 11 and their supporting power supplies and control switches mentioned in this embodiment can also be provided by the manufacturer. The circuits, electronic components and modules involved are all existing technologies and can be fully implemented by those skilled in the art without further elaboration.

[0029] Embodiment 2

[0030] Based on Example 1, please refer to the attached Figure 3 , Attachment Figure 4 and attached Figure 5

[0031] The sealing cover 7 comprises a disc having the same diameter as the outer wall of the cylinder 3, the side wall of the disc is provided with a relative connecting plate 13, the side wall of the cylinder 3 is provided with a horizontal plate 14 corresponding to the connecting plate 13, a screw 15 passing through the corresponding connecting plate 13 is provided above the horizontal plate 14, and a nut 16 is threadedly sleeved on the upper end of the screw 15; a rubber cover 17 tightly inserted into the cooking pot 1 is provided at the lower end of the disc, the longitudinal section of the rubber cover 17 is an I-shaped structure, and a rubber layer is provided on the lower surface of the disc; a connecting block 4 is fixedly provided between the cylinder 3 and the cooking pot 1.

[0032] Through the above structure, the sealing cover 7 and the barrel 3 are connected by the screw 15 passing through the connecting plate 13 and then tightening the nut 16. The rubber cover 17 at the lower end of the sealing cover 7 is inserted into the cooking pot 1 to play a sealing role.

[0033] The bracket 12 includes a base and an L-shaped rod supporting the motor 11, and the L-shaped rod is inclined downward on the side away from the steam delivery pipe 5; the steam delivery pipe 5 and the steam recovery pipe 6 are U-shaped structures, with openings facing the center of the cylinder 3, and a recess is provided above the base to cooperate with the steam delivery pipe 5; the base is close to the side wall of the cylinder 3 and is attached to the steam generator 2.

[0034] Through the above structure, the bracket 12 is detachable. When the cylinder 3 does not need to be rotated by the motor 11, the bracket 12 and the motor 11 can be pulled out from one side of the steam delivery pipe 5, and the rotation of the cylinder 3 can be controlled manually.

[0035] The specific method of use is as follows: pour coniferous pulp into the cooking pot 1, buckle the sealing cover 7 on the top of the cylinder 3, the sealing cover 7 and the cylinder 3 are connected by a screw 15 passing through the connecting plate 13 and then tightening the nut 16, the rubber cover 17 at the lower end of the sealing cover 7 is inserted into the cooking pot 1 to play a sealing role, push the bracket 12 under the steam delivery pipe 5 and fit it with the steam generator 2, so that the gear 10 just matches the gear 9, start the motor 11 and the steam generator 2, and the coniferous pulp can be cooked by steam. The cylinder 3 rotates around the gear 9, so that the coniferous pulp in the cooking pot 1 constantly changes position, which can achieve uniform cooking and better cooking effect.

[0036] 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.

[0037] 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.

[0038] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A cooking device for producing coniferous pulp, comprising a cooking pot (1) and a steam generator (2), characterized in that: The outer side of the cooking pot (1) is sleeved with a cylinder (3), a sealing cover (7) matching with the cooking pot (1) is arranged above the cylinder (3), and a steam delivery pipe (5) and a steam recovery pipe (6) communicating with each other are arranged between the cylinder (3) and the steam generator (2); The steam delivery pipe (5) and the steam recovery pipe (6) are rotatably connected to the cylinder (3); a connecting cylinder (8) is fixedly sleeved on the side wall of the cylinder (3) located outside the steam delivery pipe (5); a gear (9) is fixedly provided on the end of the connecting cylinder (8) away from the cylinder (3); a gear 2 (10) is matched with the side below the gear (9); one end of the gear 2 (10) is connected to a motor (11); and the other end of the motor (11) is fixedly connected to a bracket (12).

2. A cooking device for coniferous pulp production according to claim 1, characterized in that: The sealing cover (7) comprises a disc having the same diameter as the outer wall of the cylinder (3); the side wall of the disc is provided with a corresponding connecting plate (13); the side wall of the cylinder (3) is provided with a horizontal plate (14) corresponding to the connecting plate (13); a screw rod (15) passing through the corresponding connecting plate (13) is provided above the horizontal plate (14); a nut (16) is threadedly sleeved on the upper end of the screw rod (15).

3. A cooking device for coniferous pulp production according to claim 2, characterized in that: The lower end of the disc is provided with a rubber cover (17) which is tightly inserted into the cooking pot (1); the longitudinal section of the rubber cover (17) is an I-shaped structure; and the lower surface of the disc is provided with a rubber layer.

4. A cooking device for coniferous pulp production according to claim 1, characterized in that: A connecting block (4) is fixedly provided between the cylinder (3) and the cooking pot (1).

5. A cooking device for producing coniferous pulp according to claim 1, characterized in that: The bracket (12) comprises a base and an L-shaped rod supporting the motor (11), and the side of the L-shaped rod away from the steam delivery pipe (5) is inclined downward.

6. A cooking device for producing coniferous pulp according to claim 5, characterized in that: The steam delivery pipe (5) and the steam recovery pipe (6) are U-shaped structures, with their openings facing the center of the cylinder (3), and a recess matching the steam delivery pipe (5) is provided above the base.

7. A cooking device for producing coniferous pulp according to claim 5, characterized in that: The base is close to the side wall of the cylinder (3) and is in contact with the steam generator (2).

Images