Sealing device of plastic particle dehydrator

Abstract

The utility model relates to the technical field of dehydrator equipment, in particular to a sealing device of a plastic particle dehydrator, which comprises a mounting seat main body, an outer barrel is fixedly mounted at the top end of the mounting seat main body, a rotating shaft is arranged at the bottom end of the inner wall of the outer barrel through a through hole, and a connecting ring is fixedly mounted at the bottom end of the outer barrel. An external thread groove is formed in the outer side of the connecting ring, a first groove matched with the sealing ring is formed in the inner side of the connecting pipe, a fixed pipe is fixedly connected to the side, close to the rotating shaft, of the bottom end of the inner wall of the outer barrel, a movable plate is connected to the top end of the fixed pipe through a hinge, and a fixed block is fixedly installed at one end of the movable plate; according to the mounting seat, the outer barrel, the outer threaded groove, the connecting pipe, the sealing ring, the first groove, the fixed pipe, the movable plate and the sealing gasket are arranged, so that water entering the mounting seat main body is reduced, the sealing effect is improved, and the practicability is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of dehydrator equipment, in particular to a sealing device for a plastic particle dehydrator. Background Art

[0002] During the production process, plastic particles are extruded by an extruder and then cooled by water. After cooling, the formed plastic needs to be cut into particles. Since there will be residual moisture on the surface of the plastic particles after the plastic is cooled and cut directly, the surface of the plastic particles needs to be dehydrated and dried.

[0003] After searching, it was found that a sealing device of a plastic particle dehydrator was mentioned in the published patent number CN209101772U, which includes an intermediate cylinder, an upper seal, a lower seal and a bearing, wherein the intermediate cylinder is fixed at the bottom of the outer barrel, the rotating shaft is located in the intermediate cylinder, the bearing is arranged in the intermediate cylinder, and the rotating shaft is fixedly connected to the inner ring of the bearing; the upper seal includes a fixed ring and a rubber sealing ring, the outer ring of the fixed ring is fixedly connected to the inner wall of the intermediate cylinder, an annular step surface is circumferentially provided on the upper outer surface of the fixed ring, the rubber sealing ring is sleeved on the fixed ring and contacts the step surface; the lower seal includes a first moving ring and a second moving ring, the first moving ring and the second moving ring are connected by a compression spring, a rubber sealing sleeve is connected between the first moving ring and the second moving ring, and the inner wall of the rubber sealing sleeve protrudes inwardly with an annular convex ridge; its advantages are: reducing the possibility of water flowing into the mounting seat through the gap between the rotating shaft and the outer barrel, and reducing the workload of the operator for cleaning.

[0004] Although the above solution solves the problem raised in the background art, it still has the following shortcomings: in the process of reducing the water flowing into the mounting seat through the upper seal and the lower seal, leakage is likely to occur, resulting in poor practicality. Utility Model Content

[0005] The purpose of the utility model is to provide a sealing device for a plastic particle dehydrator to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A sealing device for a plastic particle dehydrator comprises a mounting seat body, an outer barrel is fixedly mounted on the top of the mounting seat body, a rotating shaft is provided at the bottom end of the inner wall of the outer barrel through a through hole, a connecting ring is fixedly mounted on the bottom end of the outer barrel, an external thread groove is provided on the outer side of the connecting ring, a connecting pipe is connected to the outer side of the external thread groove through an internal thread groove, a sealing ring is provided on the inner side of the connecting ring, a first groove matched with the sealing ring is provided on the inner side of the connecting pipe, a fixing pipe is fixedly connected to the side of the inner wall bottom end of the outer barrel close to the rotating shaft, a movable plate is connected to the top end of the fixing pipe through a hinge, and a fixing block is fixedly mounted on one end of the movable plate.

[0008] As a preferred solution of the utility model, the number of the external thread groove and the number of the connecting pipe are both one.

[0009] As a preferred solution of the utility model, a side of the inner side of the connecting pipe away from the first groove is connected to one end of the rotating shaft through a bearing.

[0010] As a preferred solution of the utility model, a second groove is formed at the top of the sealing ring.

[0011] As a preferred solution of the utility model, a sealing gasket is fixedly installed on the other end of the movable plate.

[0012] As a preferred solution of the utility model, a third groove is formed at one end of the fixing block.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, an outer barrel, an external thread groove, a connecting pipe, a sealing ring, a first groove, a fixed pipe, a movable plate and a sealing gasket are arranged in a sealing device of a plastic particle dehydrator, so that the movable plate and the sealing gasket are flipped over, and when water flows along the outer barrel, water is reduced from entering the interior of the mounting seat body through the fixed pipe, and with the cooperation of the external thread groove, the connecting pipe, the sealing ring and the first groove, water is reduced from entering the interior of the mounting seat body, thereby improving the sealing effect and enhancing the practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the rotating shaft, connecting ring, external thread groove, connecting pipe and sealing ring of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the rotating shaft, the connecting ring, the external thread groove, the sealing ring and the second groove of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the connecting pipe and the first groove of the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the fixed pipe, movable plate, fixed block, sealing gasket and third groove of the utility model.

[0020] In the figure: 1. mounting seat body; 2. outer barrel; 3. rotating shaft; 4. connecting ring; 5. external thread groove; 6. connecting pipe; 7. sealing ring; 8. first groove; 9. fixing pipe; 10. movable plate; 11. fixing block; 12. second groove; 13. sealing pad; 14. third groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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.

[0022] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] For examples, see Figure 1-5 , the utility model provides a technical solution:

[0026] A sealing device for a plastic particle dehydrator, comprising a mounting seat body 1, an outer barrel 2 is fixedly mounted on the top of the mounting seat body 1, a rotating shaft 3 is provided at the bottom end of the inner wall of the outer barrel 2 through a through hole, a connecting ring 4 is fixedly mounted on the bottom end of the outer barrel 2, an outer thread groove 5 is provided on the outer side of the connecting ring 4, a connecting pipe 6 is connected to the outer side of the outer thread groove 5 through an inner thread groove, a sealing ring 7 is provided on the inner side of the connecting ring 4, a first groove 8 adapted to the sealing ring 7 is provided on the inner side of the connecting pipe 6, a fixed pipe 9 is fixedly connected to the side of the inner wall bottom end of the outer barrel 2 close to the rotating shaft 3, a movable plate 10 is connected to the top end of the fixed pipe 9 through a hinge, so as to flip the movable plate 10 and the sealing pad 13, and when water flows along the outer barrel 2, water is reduced from entering the interior of the mounting seat body 1 through the fixed pipe 9, the connecting pipe 6 is pressed against the connecting ring 4, the connecting pipe 6 is rotated, and the connecting pipe 6 is driven to move under the action of the outer thread groove 5, and the sealing ring 7 is squeezed through the first groove 8 to produce deformation, so as to further reduce water from entering the interior of the mounting seat body 1, and improve the sealing effect;

[0027] The number of the external thread groove 5 and the number of the connecting tube 6 are both one, and the inner side of the connecting tube 6 away from the first groove 8 is connected to one end of the rotating shaft 3 through a bearing, and a second groove 12 is provided on the top of the sealing ring 7, and a sealing gasket 13 is fixedly installed on the other end of the movable plate 10, so as to flip the movable plate 10 and the sealing gasket 13, and when water flows along the outer barrel 2, the water is reduced from entering the interior of the mounting seat body 1 through the fixed tube 9, and the connecting tube 6 is pressed against the connecting ring 4, and the connecting tube 6 is rotated. Under the action of the external thread groove 5, the connecting tube 6 is driven to move, and the sealing ring 7 is squeezed by the first groove 8 to produce deformation, thereby further reducing the water from entering the interior of the mounting seat body 1 and improving the sealing effect. At the same time, the connecting tube 6 plays a certain limiting role on the rotating shaft 3, thereby enhancing practicality.

[0028] In this embodiment, please refer to Figure 5 A fixing block 11 is fixedly mounted on one end of the movable plate 10, so that the movable plate 10 can be easily flipped through the fixing block 11 and the third groove 14;

[0029] One end of the fixing block 11 is provided with a third groove 14 , so that the fixing block 11 can be grasped and the movable plate 10 can be turned over with the cooperation of the third groove 14 .

[0030] The working process of the utility model is as follows: when using, check whether the appearance of the equipment is damaged. After the inspection, flip the movable plate 10 and the sealing gasket 13. When water flows along the outer barrel 2, the water is reduced from entering the interior of the mounting seat body 1 through the fixed tube 9. The connecting tube 6 is pressed against the connecting ring 4, and the connecting tube 6 is rotated. The connecting tube 6 is driven to move under the action of the external thread groove 5, and the sealing ring 7 is squeezed by the first groove 8 to produce deformation, which further reduces the water from entering the interior of the mounting seat body 1 and improves the sealing effect. At the same time, the connecting tube 6 has a certain limiting effect on the rotating shaft 3. Among them, the fixing block 11 and the third groove 14 facilitate the flipping of the movable plate 10, which enhances the practicality and has promotion value.

[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 sealing device for a plastic particle dehydrator, comprising a mounting seat body (1), characterized in that: An outer barrel (2) is fixedly mounted on the top of the mounting seat body (1); a rotating shaft (3) is provided at the bottom end of the inner wall of the outer barrel (2) through a through hole; a connecting ring (4) is fixedly mounted on the bottom end of the outer barrel (2); an outer thread groove (5) is provided on the outer side of the connecting ring (4); a connecting pipe (6) is connected to the outer side of the outer thread groove (5) through an inner thread groove; a sealing ring (7) is provided on the inner side of the connecting ring (4); a first groove (8) matched with the sealing ring (7) is provided on the inner side of the connecting pipe (6); a fixing pipe (9) is fixedly connected to the side of the inner wall bottom end of the outer barrel (2) close to the rotating shaft (3); a movable plate (10) is connected to the top end of the fixing pipe (9) through a hinge; a fixing block (11) is fixedly mounted on one end of the movable plate (10).

2. The sealing device of a plastic granule dehydrator according to claim 1, characterized in that: The number of the external thread groove (5) and the number of the connecting pipe (6) are both one.

3. The sealing device of a plastic particle dehydrator according to claim 1, characterized in that: The inner side of the connecting pipe (6) away from the first groove (8) is connected to one end of the rotating shaft (3) via a bearing.

4. The sealing device of a plastic particle dehydrator according to claim 1, characterized in that: A second groove (12) is formed at the top of the sealing ring (7).

5. The sealing device of a plastic granule dehydrator according to claim 1, characterized in that: A sealing gasket (13) is fixedly mounted on the other end of the movable plate (10).

6. The sealing device of a plastic granule dehydrator according to claim 1, characterized in that: A third groove (14) is formed at one end of the fixing block (11).

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