Bottom supporting mechanism of stirrer

Abstract

The utility model provides a bottom supporting mechanism of a stirrer, which relates to the field of stirrers and comprises a bearing bush seat, a bearing bush, a plurality of groups of locking components and a supporting leg component, the lower part of the bearing bush seat is fixedly provided with a cylindrical structure of a flange part, and a hollow cavity penetrating up and down is arranged in the bearing bush seat; according to the utility model, the bearing bush is detachably connected with the bearing bush seat through the locking assembly, one end of the supporting leg assembly is detachably connected with the flange part of the bearing bush seat, and the other end of the supporting leg assembly is fixedly connected with the tank bottom of the stirrer; according to the bottom supporting mechanism, through structural optimization, the number of parts is greatly reduced, and the overall cost is low; and a worker can quickly replace the bearing bush and the supporting leg assembly without overall replacement of the bottom supporting mechanism, and maintenance is easy and efficient.

Description

Technical Field

[0001] The utility model relates to the field of stirrers, in particular to a stirrer bottom support mechanism. Background Art

[0002] Agitators are important mixing equipment in the chemical industry. Their function is to fully mix and evenly mix various liquid, solid and gas materials to achieve the desired process effect. There are many types of agitators, including anchor agitators, frame agitators, propeller agitators, propeller agitators, disc agitators, etc. According to different material properties and process requirements, you can choose the appropriate agitator type. Agitators are one of the indispensable and important equipment in the chemical industry. They can improve product quality and production efficiency, and reduce production costs and safety risks.

[0003] The bottom bearing or bottom support is an important component of the agitator. It is fixed to the bottom of the agitator tank and is used to limit the central rotating shaft of the agitator. It is rotatably connected to the central rotating shaft to ensure the stable operation of the agitator. However, the overall structure of the bottom support is currently complex, and the bearings and legs are difficult to replace separately, resulting in high maintenance and manufacturing costs. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the deficiencies in the prior art and provide a stirrer bottom support mechanism.

[0005] The utility model is realized through the following technical solutions:

[0006] A bottom support mechanism for an agitator comprises a bearing seat, a bearing, multiple locking assemblies and a leg assembly. The bearing seat is a cylindrical structure with a flange portion fixedly provided at the lower portion. A hollow cavity penetrating from top to bottom is provided in the bearing seat. An annular limiting portion with a shrinking structure is provided at the upper outlet of the hollow cavity. The bearing is clamped in the hollow cavity. The bearing is adapted to the central rotating shaft of the agitator. The central rotating shaft is coaxially rotatably connected to the bearing. The bearing is detachably connected to the bearing seat through the locking assembly. One end of the leg assembly is detachably connected to the flange portion of the bearing seat, and the other end of the leg assembly is fixedly connected to the bottom of the agitator tank.

[0007] It can be seen that in the above technical solution, the bearing is detachably connected to the bearing seat through a locking assembly, one end of the leg assembly is detachably connected to the flange portion of the bearing seat, and the other end of the leg assembly is fixedly connected to the bottom of the agitator tank. The bottom support mechanism of this patent greatly reduces the number of parts through structural optimization, and the overall cost is low; the staff can quickly replace the bearing and leg assembly, avoiding the need to replace the bottom support mechanism as a whole, and maintenance is simple and efficient.

[0008] According to the above technical solution, preferably, the locking assembly is arranged on the lower side of the flange portion, and the locking assembly is used to lock the bearing shell stuck in the bearing shell seat. The locking assembly includes a pressing plate and a locking bolt. The flange portion and the pressing plate are provided with light holes that are compatible with the locking bolts, and the pressing plate is pressed against the bearing shell.

[0009] It can be seen that in the above technical solution, the staff loosens the locking bolt and then rotates the pressure plate to a certain angle. At this time, the staff can easily take out the bearing in the bearing seat, and replacement and maintenance are simple and convenient.

[0010] According to the above technical solution, preferably, the leg assembly includes a strip-shaped connecting plate and a locking bolt, and light holes adapted to the locking bolt are provided on the flange portion and the connecting plate.

[0011] It can be seen that in the above technical solution, the staff can use the locking bolts to quickly lock the end of the connecting plate on the flange, and the operation is simple and efficient.

[0012] According to the above technical solution, preferably, the connecting plate includes an upper connecting part, an oblique connecting part and a lower connecting part which are fixedly connected, the upper connecting part and the lower connecting part are fixedly connected to the upper and lower ends of the oblique connecting part through bending parts respectively, and the upper connecting part and the lower connecting part are horizontally arranged.

[0013] It can be seen that in the above technical solution, the upper connecting part and the lower connecting part are arranged horizontally, and the upper connecting part and the lower connecting part are fixedly connected to the upper and lower ends of the oblique connecting part through the bending part, respectively, so as to facilitate the staff to install the welding connecting plate.

[0014] According to the above technical solution, preferably, a reinforcing rib is fixedly provided on the oblique connection portion, and a central axis of the reinforcing rib is parallel to the oblique connection portion.

[0015] It can be seen that in the above technical solution, the reinforcing ribs can enhance the overall strength of the connecting plate.

[0016] According to the above technical solution, preferably, the upper connecting portion, the oblique connecting portion and the lower connecting portion are integrally formed.

[0017] It can be seen that in the above technical solution, the upper connecting part, the oblique connecting part and the lower connecting part formed in one piece have high overall strength and low manufacturing cost.

[0018] According to the above technical solution, preferably, the central aperture of the bearing shell is smaller than the central aperture of the annular limiting portion.

[0019] It can be seen that in the above technical solution, the central aperture of the bearing shell is smaller than the central aperture of the annular limiting portion, which can prevent the central shaft from rubbing against the annular limiting portion during operation.

[0020] The beneficial effects of the utility model are:

[0021] (1) The bearing of the utility model is detachably connected to the bearing seat through a locking assembly, one end of the leg assembly is detachably connected to the flange of the bearing seat, and the other end of the leg assembly is fixedly connected to the bottom of the agitator tank. The bottom support mechanism of the patent is optimized in structure, which greatly reduces the number of parts and components, and the overall cost is low;

[0022] (2) Workers can quickly replace the bearing and leg assemblies without having to replace the entire bottom support mechanism, making maintenance simple and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The isometric structural diagram of the utility model is shown;

[0024] Figure 2 Another isometric structural schematic diagram of the utility model is shown;

[0025] Figure 3 A bottom-up structural schematic diagram of the utility model is shown;

[0026] Figure 4 The cross-sectional structure schematic diagram of the utility model is shown;

[0027] Figure 5 A front view structural schematic diagram of the utility model is shown;

[0028] Description of reference numerals:

[0029] 1. Bearing seat; 2. Bearing; 3. Locking assembly; 4. Leg assembly; 5. Flange; 6. Hollow cavity; 7. Annular limit portion; 8. Reinforcement rib; 9. Pressing plate; 10. Locking bolt; 11. Connecting plate; 12. Upper connecting portion; 13. Oblique connecting portion; 14. Lower connecting portion; 15. Bending portion. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and the best embodiment. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the utility model.

[0031] In the description of the utility model, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the utility model.

[0032] like Figure 1-Figure 5 As shown, this embodiment provides a bottom support mechanism for an agitator, including a bearing seat 1, a bearing 2, multiple locking assemblies 3 and a leg assembly 4, wherein the bearing seat 1 is a cylindrical structure with a flange portion 5 fixedly provided at the lower portion, a hollow cavity 6 penetrating from top to bottom is provided in the bearing seat 1, and an annular limiting portion 7 with a shrinking structure is provided at the upper outlet of the hollow cavity 6, the bearing 2 is clamped in the hollow cavity 6, and the bearing 2 is adapted to the central rotating shaft of the agitator (not shown in the figure), the central rotating shaft is coaxially rotatably connected with the bearing 2, the bearing 2 is detachably connected to the bearing seat 1 through the locking assembly 3, the locking assembly 3 is arranged on the lower side of the flange portion 5, the locking assembly 3 is used to lock the bearing 2 clamped in the bearing seat 1, and the locking assembly 3 includes The pressing plate 9 and the locking bolt 10, the flange 5 and the pressing plate 9 are provided with light holes that are compatible with the locking bolt 10, the pressing plate 9 is against the bearing 2, the staff loosens the locking bolt, and then rotates the pressing plate 9 a certain angle, then the staff can easily take out the bearing 2 in the bearing seat 1, and the replacement and maintenance are simple and convenient. One end of the leg assembly 4 is detachably connected to the flange 5 of the bearing seat 1, and the other end of the leg assembly 4 is fixedly connected to the bottom of the agitator tank, and the leg assembly 4 includes a strip-shaped connecting plate 11 and a locking bolt 10, the flange 5 and the connecting plate 11 are provided with light holes that are compatible with the locking bolt 10, the staff can use the locking bolt to quickly lock the end of the connecting plate 11 on the flange 5, the operation is simple and efficient.

[0033] The bearing 2 of this embodiment is detachably connected to the bearing seat 1 through the locking assembly 3, one end of the leg assembly 4 is detachably connected to the flange portion 5 of the bearing seat 1, and the other end of the leg assembly 4 is fixedly connected to the bottom of the agitator tank. The bottom support mechanism of this patent greatly reduces the number of parts through structural optimization, and the overall cost is low; the staff can quickly replace the bearing 2 and the leg assembly 4, avoiding the need to replace the entire bottom support mechanism, and maintenance is simple and efficient.

[0034] Furthermore, the connecting plate 11 includes an upper connecting portion 12, an oblique connecting portion 13 and a lower connecting portion 14 which are fixedly connected. The upper connecting portion 12 and the lower connecting portion 14 are respectively fixedly connected to the upper and lower ends of the oblique connecting portion 13 through a bending portion 15. The upper connecting portion 12 and the lower connecting portion 14 are horizontally arranged, thereby facilitating the staff to install the welding connecting plate 11.

[0035] Furthermore, a reinforcing rib 8 is fixedly disposed on the oblique connection portion 13 , and a central axis of the reinforcing rib 8 is parallel to the oblique connection portion 13 . The reinforcing rib 8 can enhance the overall strength of the connecting plate 11 .

[0036] Furthermore, the upper connecting portion 12, the oblique connecting portion 13 and the lower connecting portion 14 are integrally formed, with high overall strength and low manufacturing cost.

[0037] Furthermore, the central aperture of the bearing bush 2 is smaller than the central aperture of the annular limiting portion 7, which can prevent the central shaft from rubbing against the annular limiting portion 7 during operation.

[0038] Furthermore, the bearing bush 2 may be made of polytetrafluoroethylene, ductile iron, tin bronze, etc.

[0039] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived therefrom are still within the scope of protection of the invention.

Claims

1. A stirrer bottom support mechanism, characterized in that: It includes a bearing seat, a bearing, multiple locking assemblies and a leg assembly. The bearing seat is a cylindrical structure with a flange portion fixed at the lower part. A hollow cavity penetrating from top to bottom is provided in the bearing seat. An annular limiting portion with a shrinking structure is provided at the upper outlet of the hollow cavity. The bearing is clamped in the hollow cavity. The bearing is adapted to the central rotating shaft of the agitator. The central rotating shaft is coaxially rotatably connected to the bearing. The bearing is detachably connected to the bearing seat through a locking assembly. One end of the leg assembly is detachably connected to the flange portion of the bearing seat, and the other end of the leg assembly is fixedly connected to the bottom of the agitator tank.

2. A stirrer bottom support mechanism according to claim 1, characterized in that: The locking assembly is arranged on the lower side of the flange portion, and is used to lock the bearing shell stuck in the bearing shell seat. The locking assembly includes a pressing plate and a locking bolt. The flange portion and the pressing plate are provided with light holes adapted to the locking bolt, and the pressing plate presses against the bearing shell.

3. A stirrer bottom support mechanism according to claim 2, characterized in that: The leg assembly comprises a strip-shaped connecting plate and a locking bolt, and the flange portion and the connecting plate are provided with light holes matched with the locking bolt.

4. A stirrer bottom support mechanism according to claim 3, characterized in that: The connecting plate comprises an upper connecting portion, an oblique connecting portion and a lower connecting portion which are fixedly connected. The upper connecting portion and the lower connecting portion are respectively fixedly connected to upper and lower ends of the oblique connecting portion through bending portions. The upper connecting portion and the lower connecting portion are horizontally arranged.

5. A stirrer bottom support mechanism according to claim 4, characterized in that: A reinforcing rib is fixedly arranged on the oblique connection portion, and a central axis of the reinforcing rib is parallel to the oblique connection portion.

6. A stirrer bottom support mechanism according to claim 5, characterized in that: The upper connecting portion, the oblique connecting portion and the lower connecting portion are integrally formed.

7. The stirrer bottom support mechanism according to claim 1, characterized in that: The central aperture of the bearing bush is smaller than the central aperture of the annular limiting portion.

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