Supporting seat for rotating shaft of small fan

Abstract

The utility model provides a small fan rotating shaft supporting seat, which relates to the technical field of rotating shaft supporting seats and comprises a supporting seat main body, a first arc-shaped fixing plate and a second arc-shaped fixing plate are respectively and movably mounted on the top surface of the supporting seat main body, and sliding blocks are arranged on the bottom end surfaces of the first arc-shaped fixing plate and the second arc-shaped fixing plate. A second threaded hole is formed in the end face of the sliding block in a penetrating mode, a sliding groove is formed in the surface of the top of the supporting seat body, a two-way lead screw is movably installed in the sliding groove, one end of the two-way lead screw penetrates through the surface of the sliding groove to be connected with a hand wheel, and limiting grooves are formed in the positions, located on the two sides of the sliding groove, of the top of the supporting seat body; the first arc-shaped fixing plate, the second arc-shaped fixing plate, the sliding groove, the sliding block, the two-way lead screw and the hand wheel are arranged and used in cooperation, the distance between the first arc-shaped fixing plate and the second arc-shaped fixing plate can be conveniently adjusted, and the fan transmission shaft bearing seat can be conveniently fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of a rotating shaft support seat, in particular to a rotating shaft support seat for a small fan. Background Art

[0002] The prior art discloses a bearing support seat structure of CN103410868B, which can automatically adjust the concentricity of the bearing and the transmission shaft when the bearing is pressed into the transmission shaft, effectively avoiding damage to the bearing or the transmission shaft during the bearing installation process and ensuring the installation quality of the bearing. It includes a bearing support seat body, characterized in that a hemispherical support seat is arranged on the bearing support seat body, and a bearing clamp is movably connected to the hemispherical support seat through a positioning sleeve, the positioning sleeve is fixed on the bearing support seat body, and there is a gap between the positioning sleeve and the bearing clamp, and the bearing clamp can rotate within a certain range around the hemispherical support seat relative to the positioning sleeve.

[0003] In the prior art, during the use of the rotating shaft support seat, the limited working space inside the support seat makes the installation of the bearing seat inconvenient and inefficient, and the installation range is relatively limited, so further improvements are needed.

[0004] Therefore, it is necessary to provide a small fan rotating shaft support seat to solve the above technical problems. Utility Model Content

[0005] The utility model provides a small-sized fan rotating shaft support seat, which solves the problems in the background technology.

[0006] In order to solve the above technical problems, the utility model provides a small fan rotating shaft support seat, including a support seat body, the top surface of the support seat body is respectively movably mounted with a first arc fixing plate and a second arc fixing plate, the bottom end surfaces of the first arc fixing plate and the second arc fixing plate are provided with a sliding block, the end surface of the sliding block is penetrated with a second threaded hole, the top surface of the support seat body is provided with a sliding groove, a two-way screw rod is movably installed inside the sliding groove, one end of the two-way screw rod penetrates the surface of the sliding groove and is connected to a hand wheel, the top of the support seat body is provided with a limiting groove on both sides of the sliding groove, the bottom ends of the first arc fixing plate and the second arc fixing plate are provided with a limiting block, the limiting block is slidably connected with the limiting groove, and the first The coordinated use of the arc-shaped fixing plate, the second arc-shaped fixing plate, the slide groove, the slider, the bidirectional screw and the handwheel makes it convenient to adjust the distance between the first arc-shaped fixing plate and the second arc-shaped fixing plate, and to fix the bearing seat of the fan drive shaft. During operation, the staff rotates the handwheel, and then the handwheel drives the bidirectional screw to rotate. Then, under the rotation of the bidirectional screw, the first arc-shaped fixing plate and the second arc-shaped fixing plate are moved inside the slide groove through the slider, so as to adjust the distance between them. After adjusting to the specified width, the fan bearing seat can be fixed. After the fixing is completed, the first arc-shaped fixing plate and the second arc-shaped fixing plate are closed in the above-mentioned manner. This method is simple to operate and is convenient for quick installation of the fan.

[0007] Preferably, a limiting rod is vertically installed on the surface of the first arc-shaped fixing plate and the second arc-shaped fixing plate, and the first and second arc-shaped fixing plate surfaces are respectively provided with a first elastic steel plate and a second elastic steel plate, and the inner walls of the first and second elastic steel plates are provided with an extrusion rod, and vertical plates are provided at both ends of the first and second elastic steel plates, and limiting holes are provided through the surface of the vertical plates, and the vertical plates are slidably plugged with the limiting rods through the limiting holes, and the first elastic steel plate, the second elastic steel plate, the extrusion plate, the first threaded hole and the fastener are provided for coordinated use, so that it is convenient to install the drive shafts of motors of different specifications. The bearing seat is fixed, so that during operation, the transmission shaft and the bearing seat are fixed first, and then the staff places the bearing seat between the first elastic steel plate and the second elastic steel plate, and then the first elastic steel plate and the second elastic steel plate are closed and fixed by fasteners. During the movement of the first elastic steel plate and the second elastic steel plate, the extrusion rod is driven to squeeze and fix the internal bearing seat. This method is simple to operate and is convenient for fixing bearing seats of different specifications, thereby increasing its scope of use. In addition, by setting the limit rod and the limit hole, it is convenient to limit the first elastic steel plate and the second elastic steel plate, thereby facilitating the fixing of the bearing seat.

[0008] Preferably, there are multiple extrusion rods, and the multiple extrusion rods are equidistantly installed on the surfaces of the first elastic steel plate and the second elastic steel plate. A spherical portion is provided at one end of the extrusion rod, and anti-slip barbs are provided on the peripheral side of the spherical portion. By providing multiple extrusion rods, it is convenient to enable the extrusion rods to omnidirectionally extrude and fix the fan bearing seat. By providing anti-slip barbs, it is convenient to improve the anti-slip properties of the extrusion rods.

[0009] Preferably, a first threaded hole is formed through the surface of the vertical plate, and the first elastic steel plate and the second elastic steel plate are fixedly connected by fasteners passing through the first threaded hole. By providing the first threaded hole and the fastener, it is convenient to connect the first elastic steel plate and the second elastic steel plate through the fastener, so that after the fan drive shaft and the bearing seat are fixed, the staff places the bearing seat between the first elastic steel plate and the second elastic steel plate, and then the staff passes the fastener through the first threaded hole, thereby connecting the first elastic steel plate and the second elastic steel plate with the fastener, and the internal extrusion rod can be used to extrude and fix the bearing seat.

[0010] Preferably, connecting plates are provided on both sides of the bottom end of the support seat body, and mounting holes are opened through the surface of the connecting plates. By providing the connecting plates, it is convenient to fix the support seat body, so that when fixing, the staff only needs to fix it by passing bolts through the mounting holes. This method is simple to operate and convenient for assembling the fan.

[0011] Compared with the related art, the small fan rotating shaft support provided by the utility model has the following beneficial effects:

[0012] The utility model provides a small fan rotating shaft support seat, which is convenient for adjusting the distance between the first arc fixing plate and the second arc fixing plate by setting a first arc fixing plate, a second arc fixing plate, a sliding groove, a sliding block, a bidirectional screw rod and a hand wheel for coordinated use, so that it is convenient to fix the fan drive shaft bearing seat. During operation, the staff rotates the hand wheel and then drives the bidirectional screw rod to rotate. Then, under the rotation of the bidirectional screw rod, the first arc fixing plate and the second arc fixing plate are moved in the sliding groove through the sliding block, so that the distance between them is adjusted. After adjusting to the specified width, the fan bearing seat can be fixed. After the fixing is completed, the first arc fixing plate and the second arc fixing plate are closed in the above-mentioned manner. This method is simple to operate and convenient for quick rotation of the fan. Quick installation, by setting the first elastic steel plate, the second elastic steel plate, the extrusion plate, the first threaded hole and the fastener for use together, it is convenient to fix the bearing seats of the motor drive shaft of different specifications, so that during operation, the drive shaft and the bearing seat are fixed first, and then the staff puts the bearing seat between the first elastic steel plate and the second elastic steel plate, and then closes and fixes the first elastic steel plate and the second elastic steel plate through the fasteners. During the movement of the first elastic steel plate and the second elastic steel plate, the extrusion rod is driven to extrude and fix the internal bearing seat. This method is simple to operate, is convenient for fixing bearing seats of different specifications, and improves its scope of use. In addition, by setting the limit rod and the limit hole, it is convenient to limit the first elastic steel plate and the second elastic steel plate, and convenient to fix the bearing seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the structure of a small fan rotating shaft support provided by the utility model;

[0014] Figure 2 A front view of a small fan rotating shaft support provided by the utility model;

[0015] Figure 3 A schematic diagram of the first elastic steel plate structure of the small fan rotating shaft support provided by the utility model;

[0016] Figure 4 A schematic diagram of the main structure of the support seat of the rotating shaft support seat of a small fan provided by the utility model;

[0017] Figure 5 A schematic diagram of the structure of the first arc-shaped fixing plate of the small fan rotating shaft support provided by the utility model;

[0018] Figure 6 This is a schematic diagram of the extrusion rod structure of the small fan rotating shaft support seat provided by the utility model.

[0019] Numbers in the figure:

[0020] 1. Support seat body; 2. First arc-shaped fixing plate; 3. Second arc-shaped fixing plate; 4. First elastic steel plate; 5. Second elastic steel plate; 6. Limit rod; 7. Connecting plate; 8. Hand wheel; 9. Fastener; 10. Extrusion rod; 11. First threaded hole; 12. Limit hole; 13. Vertical plate; 14. Slide groove; 15. Limit groove; 16. Limit block; 17. Sliding block; 18. Bidirectional screw rod; 19. Spherical part; 20. Anti-slip barb; 21. Second threaded hole. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] Embodiment 1

[0023] See also Figure 1-6 The small fan rotating shaft support seat comprises a support seat body 1, the top surface of the support seat body 1 is respectively movably mounted with a first arc-shaped fixing plate 2 and a second arc-shaped fixing plate 3, the bottom end surfaces of the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are provided with a slider 17, and the end surface of the slider 17 is penetrated with a second threaded hole 21, and a slide groove 14 is provided on the top surface of the support seat body 1, and a bidirectional screw rod 18 is movably installed inside the slide groove 14, and one end of the bidirectional screw rod 18 passes through the surface of the slide groove 14 and is connected with a hand wheel 8, and a limiting groove 15 is provided on both sides of the slide groove 14 at the top of the support seat body 1, and a limiting block 16 is provided at the bottom end of the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3, and the limiting block 16 is slidably connected with the limiting groove 15, and the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are provided with a limiting block 16 ... limiting block 16 is slidably connected with the limiting groove 15, and the limiting block 16 is slidably connected with the limiting groove 15. The coordinated use of the fixing plate 2, the second arc-shaped fixing plate 3, the slide groove 14, the slider 17, the bidirectional screw rod 18 and the hand wheel 8 facilitates the adjustment of the distance between the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3, and facilitates the fixation of the bearing seat of the fan drive shaft. During operation, the staff rotates the hand wheel 8, and then the hand wheel 8 drives the bidirectional screw rod 18 to rotate. Then, under the rotation of the bidirectional screw rod 18, the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are moved inside the slide groove 14 through the slider 17, so as to adjust the distance between them. After adjusting to the specified width, the fan bearing seat can be fixed. After the fixing is completed, the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are closed in the above-mentioned manner. This method is simple to operate and is convenient for the quick installation of the fan.

[0024] The working principle of the small fan rotating shaft support provided by the utility model is as follows:

[0025] During operation, the staff rotates the hand wheel 8, and then the hand wheel 8 drives the bidirectional screw 18 to rotate. Then, under the rotation of the bidirectional screw 18, the first arc fixing plate 2 and the second arc fixing plate 3 are moved inside the slide groove 14 through the slider 17, so as to adjust the distance between them. After adjusting to the specified width, the fan bearing seat can be fixed. After the fixing is completed, the first arc fixing plate 2 and the second arc fixing plate 3 are closed in the above manner. This method is simple to operate and is convenient for the rapid installation of the fan. By setting the first elastic steel plate 4, the second elastic steel plate 5, the extrusion plate, the first threaded hole 11 and the fastener 9 for use, it is convenient for different specifications. The bearing seat of the motor drive shaft is fixed so that during operation, the drive shaft and the bearing seat are first fixed, and then the staff places the bearing seat between the first elastic steel plate 4 and the second elastic steel plate 5, and then the first elastic steel plate 4 and the second elastic steel plate 5 are closed and fixed by fasteners 9. During the movement of the first elastic steel plate 4 and the second elastic steel plate 5, the extrusion rod 10 is driven to squeeze and fix the internal bearing seat. This method is simple to operate and is convenient for fixing bearing seats of different specifications, thereby increasing its scope of use. In addition, by setting the limit rod 6 and the limit hole 12, it is convenient to limit the first elastic steel plate 4 and the second elastic steel plate 5, thereby facilitating the fixing of the bearing seat.

[0026] Compared with the related art, the small fan rotating shaft support provided by the utility model has the following beneficial effects:

[0027] By setting the first arc-shaped fixing plate 2, the second arc-shaped fixing plate 3, the slide groove 14, the slider 17, the bidirectional screw rod 18 and the hand wheel 8 for coordinated use, it is convenient to adjust the distance between the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3, and to fix the bearing seat of the fan drive shaft. During operation, the staff rotates the hand wheel 8, and then the hand wheel 8 drives the bidirectional screw rod 18 to rotate. Then, under the rotation of the bidirectional screw rod 18, the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are moved inside the slide groove 14 through the slider 17, so as to adjust the distance between them. After adjusting to the specified width, the fan bearing seat can be fixed. After the fixing is completed, the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are closed in the above-mentioned manner. This method is simple to operate and is convenient for the rapid installation of the fan. The coordinated use of the first elastic steel plate 4, the second elastic steel plate 5, the extrusion plate, the first threaded hole 11 and the fastener 9 is provided, so that it is convenient to fix the bearing seats of the motor drive shaft of different specifications, so that during operation, the drive shaft and the bearing seat are first fixed, and then the staff places the bearing seat between the first elastic steel plate 4 and the second elastic steel plate 5, and then the first elastic steel plate 4 and the second elastic steel plate 5 are closed and fixed by the fastener 9. During the movement of the first elastic steel plate 4 and the second elastic steel plate 5, the extrusion rod 10 is driven to extrude and fix the internal bearing seat. This method is simple to operate, convenient for fixing bearing seats of different specifications, and improves its scope of use. In addition, by providing the limit rod 6 and the limit hole 12, it is convenient to limit the first elastic steel plate 4 and the second elastic steel plate 5, and convenient for fixing the bearing seat.

[0028] Embodiment 2

[0029] Based on the first embodiment, refer to Figure 1-4The first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are vertically installed with a limiting rod 6, the first arc-shaped fixing plate 2 and the second arc-shaped fixing plate 3 are respectively provided with a first elastic steel plate 4 and a second elastic steel plate 5, the inner walls of the first elastic steel plate 4 and the second elastic steel plate 5 are provided with an extrusion rod 10, and the first elastic steel plate 4 and the second elastic steel plate 5 are provided with vertical plates 13 at both ends, and the surface of the vertical plates 13 is penetrated by a limiting hole 12, and the vertical plates 13 are slidably plugged with the limiting rod 6 through the limiting hole 12, and the first elastic steel plate 4, the second elastic steel plate 5, the extrusion plate, the first threaded hole 11 and the fastener 9 are provided for the coordinated use, so as to facilitate the use of different specifications. The bearing seat of the motor drive shaft is fixed so that during operation, the drive shaft and the bearing seat are first fixed, and then the staff places the bearing seat between the first elastic steel plate 4 and the second elastic steel plate 5, and then the first elastic steel plate 4 and the second elastic steel plate 5 are closed and fixed by fasteners 9. During the movement of the first elastic steel plate 4 and the second elastic steel plate 5, the extrusion rod 10 is driven to squeeze and fix the internal bearing seat. This method is simple to operate and is convenient for fixing bearing seats of different specifications, thereby increasing its scope of use. In addition, by setting the limit rod 6 and the limit hole 12, it is convenient to limit the first elastic steel plate 4 and the second elastic steel plate 5, thereby facilitating the fixing of the bearing seat.

[0030] Based on the first embodiment, refer to Figure 1 and Figure 6 There are multiple extrusion rods 10, and the multiple extrusion rods 10 are equidistantly installed on the surfaces of the first elastic steel plate 4 and the second elastic steel plate 5. A spherical portion 19 is provided at one end of the extrusion rod 10, and anti-slip barbs 20 are provided on the side surfaces of the spherical portion 19. By providing multiple extrusion rods 10, it is convenient to make the extrusion rods 10 omnidirectionally squeeze and fix the fan bearing seat. By providing the anti-slip barbs 20, it is convenient to improve the anti-slip properties of the extrusion rods 10.

[0031] Based on the first embodiment, refer to Figure 1-3 A first threaded hole 11 is formed through the surface of the vertical plate 13, and the first elastic steel plate 4 and the second elastic steel plate 5 are fixedly connected by fasteners 9 penetrating the first threaded hole 11. By setting the first threaded hole 11 and the fasteners 9, it is convenient to connect the first elastic steel plate 4 and the second elastic steel plate 5 through the fasteners 9, so that after the fan drive shaft and the bearing seat are fixed, the staff places the bearing seat between the first elastic steel plate 4 and the second elastic steel plate 5, and then the staff penetrates the first threaded hole 11 through the fasteners 9, so that the fasteners 9 connect the first elastic steel plate 4 and the second elastic steel plate 5, and the internal extrusion rods 10 can be used to squeeze and fix the bearing seat.

[0032] Based on the first embodiment, refer to Figure 1Connecting plates 7 are provided on both sides of the bottom end of the support base body 1, and mounting holes are penetrated through the surface of the connecting plates 7. By setting the connecting plates 7, it is convenient to fix the support base body 1, so that when fixing, the staff only needs to fix it by passing bolts through the mounting holes. This method is simple to operate and convenient for assembling the fan.

[0033] It should be noted that all kinds of components used in this application document are standard parts and can be purchased on the market. The specific connection methods of each part adopt conventional means such as mature bolts, rivets and welding in the existing technology. Machinery, parts and electrical equipment all adopt conventional models in the existing technology. Circuit connections adopt conventional connection methods in the existing technology. Electrical equipment are connected to an external safe power supply, and no specific description is given here.

[0034] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A small fan rotating shaft support seat, characterized in that: The invention comprises a support seat body (1), wherein a first arc-shaped fixing plate (2) and a second arc-shaped fixing plate (3) are movably mounted on the top surface of the support seat body (1), a slider (17) is arranged on the bottom end surface of the first arc-shaped fixing plate (2) and the second arc-shaped fixing plate (3), and a second threaded hole (21) is penetrated through the end surface of the slider (17), a slide groove (14) is arranged on the top surface of the support seat body (1), a bidirectional screw rod (18) is movably mounted inside the slide groove (14), one end of the bidirectional screw rod (18) penetrates through the surface of the slide groove (14) and is connected to a hand wheel (8), a limiting groove (15) is arranged on both sides of the slide groove (14) at the top of the support seat body (1), and a limiting block (16) is arranged at the bottom end of the first arc-shaped fixing plate (2) and the second arc-shaped fixing plate (3), and the limiting block (16) is slidably connected to the limiting groove (15).

2. The small fan rotating shaft support according to claim 1, characterized in that: A limiting rod (6) is vertically installed on the surface of the first arc-shaped fixing plate (2) and the second arc-shaped fixing plate (3); a first elastic steel plate (4) and a second elastic steel plate (5) are respectively arranged on the surface of the first arc-shaped fixing plate (2) and the second arc-shaped fixing plate (3); an extrusion rod (10) is arranged on the inner wall of the first elastic steel plate (4) and the second elastic steel plate (5); vertical plates (13) are arranged at both ends of the first elastic steel plate (4) and the second elastic steel plate (5); a limiting hole (12) is penetrated through the surface of the vertical plate (13); and the vertical plate (13) is slidably plugged with the limiting rod (6) through the limiting hole (12).

3. The small fan rotating shaft support seat according to claim 2, characterized in that: A plurality of extrusion rods (10) are provided, and the plurality of extrusion rods (10) are installed at equal distances on the surfaces of the first elastic steel plate (4) and the second elastic steel plate (5); a spherical portion (19) is provided at one end of the extrusion rod (10), and anti-slip barbs (20) are provided on the peripheral side of the spherical portion (19).

4. The small fan rotating shaft support seat according to claim 2, characterized in that: A first threaded hole (11) is formed through the surface of the vertical plate (13), and the first elastic steel plate (4) and the second elastic steel plate (5) are fixedly connected by a fastener (9) passing through the first threaded hole (11).

5. The small fan rotating shaft support seat according to claim 1, characterized in that: Connecting plates (7) are arranged on both sides of the bottom end of the support seat body (1), and mounting holes are provided through the surface of the connecting plates (7).

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