Low-density high-strength polyurethane blade

Abstract

The utility model belongs to the technical field of flotation machine blades, and particularly relates to a low-density high-strength polyurethane blade which comprises a flotation box body, an aeration device is arranged at the top end of the flotation box body, a mounting seat is arranged on one side of the flotation box body, a rotating rod is arranged on the inner side of the mounting seat, and a mounting ring is arranged on the outer surface of the rotating rod. A mounting rod is arranged on the outer side of the mounting ring, a flotation blade is arranged on one side of the mounting rod, a limiting block is arranged on one side of the flotation blade, a fixed block is arranged on one side of the flotation blade, a movable rod is arranged on one side of the mounting rod, and connecting rods are arranged on one side of the mounting rod and one side of the movable rod; a screw is arranged on one side of the connecting rod on the movable rod, a threaded groove is correspondingly formed in the connecting rod on the mounting rod, and nuts are arranged on the two sides of the threaded groove. The length of the screw rod between the connecting rods is changed by rotating the two sets of nuts, so that the length of the two sets of movable rods is changed, and the effect of adjusting the positions of flotation blades is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of flotation machine blades, in particular to a low-density and high-strength polyurethane blade. Background Technique

[0002] A flotation machine is short for a flotation separator, referring to the mechanical equipment for completing the flotation process. In a flotation machine, after being treated with reagents and agitated and aerated, some of the mineral particles are selectively fixed on the bubbles; they float to the surface of the pulp and are scraped out by rotating the flotation machine blades to form, and the rest remain in the pulp to achieve the purpose of separating minerals.

[0003] The prior art has the following deficiencies: In the prior art application number: CN202021163540.9 "A blade structure of a quartz sand flotation machine", "a rotating shaft is rotatably installed on the surface of the bearing seat, a connecting ring is slidably installed on the surface of the rotating shaft, fixing screws are fixedly installed on both ends of the connecting ring, and the other ends of the fixing screws are threadedly connected to the surface of the rotating shaft, and mounting threaded rods are fixedly connected to both sides of the connecting ring";

[0004] When the above equipment is in use, the blade is installed on the mounting threaded rod by connecting three mounting rings and two groups of fixing nuts. Although the installation is convenient, it is very inconvenient to adjust the two groups of fixing nuts closely arranged at the bottom of the blade, and there are two groups of mounting threaded rods, and it is necessary to adjust the fixing nuts on the two groups of mounting threaded rods to adjust the position of the blade. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a low-density and high-strength polyurethane blade, which solves the existing problems.

[0006] To achieve the above object, the utility model provides the following technical solutions:

[0007] A low-density and high-strength polyurethane blade, including a flotation box body, an aeration device is arranged at the top of the flotation box body, a mounting seat is arranged on one side of the flotation box body, a rotating rod is arranged inside the mounting seat, a mounting ring is arranged on the outer surface of the rotating rod, a mounting rod is arranged on the outside of the mounting ring, a flotation blade is arranged on one side of the mounting rod, a limiting block is arranged on one side of the flotation blade, and a fixing block is arranged on one side of the flotation blade;

[0008] Limiting blocks are arranged on both sides of the mounting rod, a mounting block is arranged on one side of the mounting rod, and a clamping block is arranged on one side of the mounting block.

[0009] As a preferred technical solution of the utility model, the flotation blade is made of polyurethane material.

[0010] As a preferred technical solution of the present utility model, two sets of the limiting blocks and the fixing blocks are provided, and they are both symmetrically arranged. The limiting blocks and the fixing blocks are arranged on a straight line, and two sets of mounting rods are correspondingly arranged with the limiting blocks and the fixing blocks.

[0011] As a preferred technical solution of the present utility model, a positioning groove is arranged inside the limiting block, limiting grooves are arranged on both sides of the positioning groove, a fixing groove is arranged inside the fixing block, and a clamping groove is arranged outside the fixing groove.

[0012] As a preferred technical solution of the present utility model, the size of the mounting rod is adapted to the sizes of the positioning groove and the fixing groove. The mounting rod is movably connected to the limiting block and the fixing block through the positioning groove and the fixing groove respectively. The size of the limiting block is adapted to the limiting groove. The mounting rod is clamped with the limiting block through the limiting block. The size of the clamping block is adapted to the clamping groove. The mounting block is clamped with the clamping groove through the clamping block. Threaded holes are correspondingly arranged inside the clamping groove and the mounting block. The mounting block is fixedly connected to the fixing block through bolts.

[0013] As a preferred technical solution of the present utility model, a movable rod is arranged on one side of the mounting rod, connecting rods are arranged on one sides of the mounting rod and the movable rod, a screw rod is arranged on one side of the connecting rod on the movable rod, threaded grooves are correspondingly arranged inside the connecting rod on the mounting rod, and nuts are arranged on both sides of the threaded grooves.

[0014] Compared with the prior art, the present utility model provides a low-density and high-strength polyurethane blade, which has the following beneficial effects:

[0015] 1. For the low-density and high-strength polyurethane blade, by providing two sets of the limiting blocks and the fixing blocks, and they are both symmetrically arranged. The limiting blocks and the fixing blocks are arranged on a straight line, and two sets of mounting rods are correspondingly arranged with the limiting blocks and the fixing blocks, the stability during the connection and installation of the mounting rod is improved; by the size of the mounting rod being adapted to the sizes of the positioning groove and the fixing groove, the mounting rod is movably connected to the limiting block and the fixing block through the positioning groove and the fixing groove respectively. The size of the limiting block is adapted to the limiting groove. The mounting rod is clamped with the limiting block through the limiting block. The size of the clamping block is adapted to the clamping groove. The mounting block is clamped with the clamping groove through the clamping block. Threaded holes are correspondingly arranged inside the clamping groove and the mounting block. The mounting block is fixedly connected to the fixing block through bolts. First, the mounting rod is positioned on the limiting block and the fixing block through the positioning groove and the fixing groove, then the limiting block is driven to be clamped into the limiting groove by moving the mounting rod, the clamping block is clamped into the clamping groove, and finally the bolt is fixed through the clamping groove and the threaded hole on the mounting block, achieving the effects of quick installation and fixation and good stability;

[0016] 2. The low-density and high-strength polyurethane blade is made of polyurethane for the flotation blade, so that the flotation blade has the characteristics of low density, high strength and wear resistance. Connecting rods are provided on one side of both the mounting rod and the movable rod. A screw rod is provided on one side of the connecting rod on the movable rod, and a threaded groove is correspondingly provided in the connecting rod on the mounting rod. Nuts are provided on both sides of the threaded groove. The mounting rod is movably connected to the mounting ring through the movable rod. By rotating the two nuts, the length of the screw rod between the connecting rods is changed, so as to achieve the effect of simultaneously adjusting the lengths of the two mounting rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic three-dimensional structure diagram of the whole utility model;

[0018] Figure 2 is a schematic three-dimensional installation structure diagram of the flotation blade of the utility model;

[0019] Figure 3 is a schematic diagram of the structure of the mounting rod of the utility model;

[0020] Figure 4 is of the utility model Figure 1 partial structure diagram.

[0021] In the figure: 1. Flotation box body; 2. Aeration device; 3. Mounting seat; 4. Rotating rod; 5. Mounting ring; 6. Mounting rod; 601. Limit clamping block; 602. Mounting block; 603. Clamping block; 7. Flotation blade; 8. Limit block; 801. Positioning groove; 802. Limit groove; 9. Fixed block; 901. Fixed groove; 902. Clamping groove; 10. Movable rod; 11. Connecting rod; 12. Screw rod; 13. Nut. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] 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. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-4 , in this implementation scheme: A low-density and high-strength polyurethane blade includes a flotation box body 1. An aeration device 2 is provided at the top of the flotation box body 1. A mounting seat 3 is provided on one side of the flotation box body 1. A rotating rod 4 is provided inside the mounting seat 3. A mounting ring 5 is provided on the outer surface of the rotating rod 4. A mounting rod 6 is provided on the outside of the mounting ring 5. A flotation blade 7 is provided on one side of the mounting rod 6. A limit block 8 is provided on one side of the flotation blade 7. A fixed block 9 is provided on one side of the flotation blade 7;

[0024] On both sides of the installation rod 6, there are provided limit clamping blocks 601. On one side of the installation rod 6, there is provided an installation block 602. On one side of the installation block 602, there is provided a clamping block 603, which facilitates the installation and connection of the flotation blade 7.

[0025] In this embodiment, the flotation blade 7 is made of polyurethane material. Such a setting makes the flotation blade 7 have the characteristics of low density, high strength, and wear resistance; the number of the limit blocks 8 and the fixing blocks 9 are both set to two groups and are symmetrically arranged. The limit blocks 8 and the fixing blocks 9 are arranged on a straight line. There are two groups of the installation rod 6 corresponding to the limit blocks 8 and the fixing blocks 9. Such a setting improves the stability of the installation rod 6 during connection and installation; inside the limit block 8, there is provided a positioning groove 801. On both sides of the positioning groove 801, there are provided limit grooves 802. Inside the fixing block 9, there is provided a fixing groove 901. On the outside of the fixing groove 901, there is provided a clamping groove 902, which is correspondingly arranged with the structure on the installation rod 6; the size of the installation rod 6 is adapted to the sizes of the positioning groove 801 and the fixing groove 901. The installation rod 6 is movably connected to the limit block 8 and the fixing block 9 through the positioning groove 801 and the fixing groove 901 respectively. The size of the limit clamping block 601 is adapted to the size of the limit groove 802. The installation rod 6 is clamped to the limit block 8 through the limit clamping block 601. The size of the clamping block 603 is adapted to the size of the clamping groove 902. The installation block 602 is clamped to the clamping groove 902 through the clamping block 603. Threaded holes are correspondingly arranged inside the clamping groove 902 and the installation block 602. The installation block 602 is fixedly connected to the fixing block 9 through bolts. Such a setting enables the installation rod 6 to be first positioned on the limit block 8 and the fixing block 9 through the positioning groove 801 and the fixing groove 901, then the limit clamping block 601 is driven to be inserted into the limit groove 802 by moving the installation rod 6, the clamping block 603 is inserted into the clamping groove 902, and finally the bolts are fixed through the threaded holes on the installation block 602 and the clamping groove 902, achieving quick installation and fixation with good stability; on one side of the installation rod 6, there is provided a movable rod 10. On one side of both the installation rod 6 and the movable rod 10, there is provided a connecting rod 11. On one side of the connecting rod 11 on the movable rod 10, there is provided a screw rod 12. Threaded grooves are correspondingly arranged inside the connecting rod 11 on the installation rod 6. On both sides of the threaded grooves, there are provided nuts 13. Such a setting enables the installation rod 6 to be movably connected to the installation ring 5 through the movable rod 10. By rotating the two nuts 13, the length of the screw rod 12 between the connecting rods 11 is changed, thereby achieving the effect of simultaneously adjusting the lengths of the two installation rods 6.

[0026] Working principle and usage process of the utility model: During use, the rotating rod 4 is driven to rotate by the motor, thereby driving the flotation blade 7 to rotate to perform flotation on the pulp inside the flotation box body 1. When the flotation blade 7 is installed, the installation rod 6 is first positioned in the limiting block 8 and the fixing block 9 on the back of the flotation blade 7 through the positioning groove 801 and the fixing groove 901, and then the limiting clamping block 601 is driven by moving the installation rod 6 to be clamped into the limiting groove 802, and the clamping block 603 is clamped into the clamping groove 902. Finally, the bolt is fixed to the threaded hole on the installation block 602 through the clamping groove 902, achieving quick installation and fixation with a good stability effect. Moreover, by rotating the two nuts 13, the length of the screw rod 12 between the connecting rods 11 is changed, thereby changing the lengths of the two movable rods 10, achieving the effect of adjusting the position of the flotation blade 7.

[0027] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A low-density, high-strength polyurethane blade, comprising a flotation box (1), an aeration device (2) is arranged at the top of the flotation box (1), a mounting seat (3) is arranged on one side of the flotation box (1), and a rotating rod (4) is arranged inside the mounting seat (3), characterized in that: The outer surface of the rotating rod (4) is provided with a mounting ring (5), the outer side of the mounting ring (5) is provided with a mounting rod (6), one side of the mounting rod (6) is provided with a flotation blade (7), one side of the flotation blade (7) is provided with a limiting block (8), and one side of the flotation blade (7) is provided with a fixing block (9); Limiting clamping blocks (601) are arranged on both sides of the installation rod (6), a mounting block (602) is arranged on one side of the installation rod (6), and a clamping block (603) is arranged on one side of the installation block (602).

2. A low-density, high-strength polyurethane blade according to claim 1, characterized in that: The flotation blades (7) are made of polyurethane.

3. The low-density and high-strength polyurethane blade according to claim 1, characterized in that: The number of the limit blocks (8) and the fixed blocks (9) is two, and they are symmetrically arranged. The limit blocks (8) and the fixed blocks (9) are arranged on a line, and the mounting rods (6) are arranged in two corresponding groups to the limit blocks (8) and the fixed blocks (9).

4. The low-density and high-strength polyurethane blade according to claim 1, characterized in that: The limiting block (8) is provided with a positioning groove (801) on the inner side, and limiting grooves (802) are provided on both sides of the positioning groove (801); the fixing block (9) is provided with a fixing groove (901) on the inner side, and a clamping groove (902) is provided on the outer side of the fixing groove (901).

5. A low-density, high-strength polyurethane blade according to claim 4, characterized in that: The size of the mounting rod (6) is compatible with the size of the positioning groove (801) and the fixing groove (901); the mounting rod (6) is movably connected to the limit block (8) and the fixing block (9) through the positioning groove (801) and the fixing groove (901) respectively; the size of the limit clamping block (601) is compatible with the size of the limit groove (802); the mounting rod (6) is clamped with the limit block (8) through the limit clamping block (601); the size of the clamping block (603) is compatible with the size of the clamping groove (902); the mounting block (602) is clamped with the clamping groove (902) through the clamping block (603); threaded holes are correspondingly arranged inside the clamping groove (902) and the mounting block (602); the mounting block (602) is fixedly connected with the fixing block (9) through bolts.

6. The low-density and high-strength polyurethane blade according to claim 1, characterized in that: A movable rod (10) is provided on one side of the installation rod (6), a connecting rod (11) is provided on one side of both the installation rod (6) and the movable rod (10), a screw rod (12) is provided on one side of the connecting rod (11) on the movable rod (10), a thread groove is correspondingly provided in the connecting rod (11) on the installation rod (6), and nuts (13) are provided on both sides of the thread groove.

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