Driving shaft protection device

Abstract

The utility model relates to a transmission shaft protective cover device, in particular to a driving shaft protective device which comprises a cover plate, a bottom plate and a supporting frame. The cover plate is arranged on the periphery of the driving shaft, the bottom plate is arranged below the driving shaft, one end of the supporting frame is connected with the bottom plate, and the other end of the supporting frame is connected to a vibrating screen motor support. The cover plate comprises a cover plate body, a first cover plate side plate and a second cover plate side plate; end plates are arranged at two ends of the cover plate body; the first cover plate side plate is connected with the bottom plate through a rotating assembly; the second cover plate side plate is connected with the bottom plate through a fixing assembly. The device is simple in structure and convenient to disassemble and assemble, fully considers the working condition during actual maintenance, provides sufficient maintenance space on the premise of ensuring the effective protection effect, and improves the maintenance efficiency.

Description

Technical Field

[0001] The utility model relates to a transmission shaft protective cover device, in particular to a protection device for a driving shaft at a connection between a vibration screen motor and an exciter (box). Background Art

[0002] Vibrating screens are widely used for screening, dehydration, and de-mediuming of various minerals. The principle is that the eccentric blocks on the vibrators (boxes) at the left and right ends of the vibrating screen are driven by a motor to rotate synchronously to generate centrifugal force to achieve the vibration of the vibrating screen. The motor and the vibrator of the vibrating screen are connected by a drive shaft to achieve kinetic energy transmission, so the protection of the drive shaft is very important. In the prior art, most of the protective devices for the drive shaft are split structures, and the upper cover and the bottom plate are fixed with two rows of bolts. During maintenance, all bolts must be removed and then the upper cover can be removed for maintenance, which greatly affects the maintenance efficiency. There is a need for a drive shaft protection device with a simple structure, easy disassembly, and high maintenance efficiency. Utility Model Content

[0003] In order to solve the problems in the prior art that the entire protective device needs to be disassembled when repairing the drive shaft, the structure is complex, the disassembly is inconvenient, and the maintenance efficiency is low, the utility model provides a drive shaft protective device with a simple structure, easy disassembly and installation, and easy maintenance.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drive shaft protection device, including a cover plate, a bottom plate, and a support frame; the cover plate is arranged on the periphery of the drive shaft, the bottom plate is arranged below the drive shaft, one end of the support frame is connected to the bottom plate, and the other end is connected to the vibration screen motor support; the cover plate includes a cover plate body, a first cover plate side plate, and a second cover plate side plate; end plates are arranged at both ends of the cover plate body; the first cover plate side plate is connected to the bottom plate through a rotating assembly; the second cover plate side plate is connected to the bottom plate through a fixing assembly.

[0005] Preferably, the cover plate body is a U-shaped plate, and a first cover plate side plate and a second cover plate side plate are respectively arranged on both sides of the bottom end of the cover plate body.

[0006] Preferably, at least two groups of rotating components are arranged between the first cover plate side plate and the bottom plate; and at least two groups of fixed components are arranged between the second cover plate side plate and the bottom plate.

[0007] Preferably, the end plate is a hollow U-shaped strip plate through which the end of the drive shaft passes, and the edge shape of the end plate is matched with the edge shape of the cover plate body.

[0008] Preferably, the support frame is arranged at the bottom of the base plate, and at least two support frames are arranged.

[0009] Preferably, the rotating assembly includes a rotating shaft, an upper rotating member and a lower rotating member rotating around the rotating shaft, the upper surface of the upper rotating member is connected to the lower surface of the first cover plate side plate, and the lower surface of the lower rotating member is connected to the upper surface of the support frame.

[0010] Preferably, the fixing assembly includes a pad, bolts and nuts. The pad is arranged between the second cover side plate and the bottom plate. The pad is provided with a through hole for installing the bolt; the bolt passes through the through hole and is locked by the nut.

[0011] The beneficial effects of the utility model are:

[0012] In the utility model, the arrangement of the end plates on both sides of the cover plate can prevent the bent cover plate from deforming. During maintenance, the cover plate can be rotated around the rotation axis and opened by simply removing the bolts and nuts in the fixing assembly. After the cover plate is opened, the drive shaft is fully exposed, thereby providing sufficient maintenance space. After the maintenance is completed, the cover plate is buckled, and the second cover plate side plate, the pad plate and the bottom plate are fastened with bolts and nuts.

[0013] The utility model has a simple structure and is easy to disassemble and install, fully considers the working conditions during actual maintenance, provides sufficient maintenance space while ensuring effective protection effect, and improves maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the front view of the utility model;

[0015] Figure 2 It is a side view of the utility model;

[0016] Figure 3 It is a top view of the utility model;

[0017] Figure 4 This is a schematic diagram of the installation of the utility model.

[0018] In the figure: cover plate 1, cover plate body 1-1, first cover plate side plate 1-2, second cover plate side plate 1-3, end plate 2, bottom plate 3, support frame 4, rotating assembly 5, rotating shaft 5-1, upper rotating member 5-2, lower rotating member 5-3, fixing assembly 6, pad 6-1, bolt 6-2, nut 6-3. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figure 1-4 As shown, a drive shaft protection device includes a cover plate 1, a bottom plate 3, and a support frame 4; the cover plate 1 is arranged on the periphery of the drive shaft, the bottom plate 3 is arranged below the drive shaft, one end of the support frame 4 is connected to the bottom plate 3, and the other end is connected to the vibration screen motor support; the cover plate 1 includes a cover plate body 1-1, a first cover plate side plate 1-2, and a second cover plate side plate 1-3; end plates 2 are arranged at both ends of the cover plate body 1-1; the first cover plate side plate 1-2 is connected to the bottom plate 3 through a rotating component 5; the second cover plate side plate 1-3 is connected to the bottom plate 3 through a fixing component 6. The cover plate body 1-1 is a U-shaped plate, and the first cover plate side plate 1-2 and the second cover plate side plate 1-3 are respectively arranged on both sides of the bottom end of the cover plate body 1-1. At least two sets of rotating components 5 are arranged between the first cover plate side plate 1-2 and the bottom plate 3; at least two sets of fixing components 6 are arranged between the second cover plate side plate 1-3 and the bottom plate 3.

[0021] The end plate 2 is a hollow U-shaped strip plate through which the end of the drive shaft passes. The edge shape of the end plate 2 matches the edge shape of the cover body 1-1. The support frame 4 is arranged at the bottom of the bottom plate 3. There are at least two support frames 4, which are angle steels.

[0022] The rotating assembly 5 includes a rotating shaft 5-1, an upper rotating member 5-2 and a lower rotating member 5-3 rotating around the rotating shaft, the upper surface of the upper rotating member 5-2 is connected to the lower surface of the first cover plate side plate 1-2, and the lower surface of the lower rotating member 5-3 is connected to the upper surface of the bottom plate 3. As a preferred solution, the rotating assembly 5 can be a hinge. The cover plate body 1-1 and the end plate 2, the first cover plate side plate 1-2 and the upper rotating member 5-2, the lower rotating member 5-3 and the bottom plate 3, the bottom plate 3 and the support frame 4, and the support frame 4 and the vibration screen motor support are all welded by a fillet welding process.

[0023] The fixing assembly 6 includes a pad 6-1, a bolt 6-2 and a nut 6-3. The pad 6-1 is arranged between the second cover side plate 1-3 and the bottom plate 3. A through hole for installing the bolt 6-2 is arranged on the pad 6-1. The bolt 6-2 passes through the through hole and is locked by the nut 6-3.

[0024] The drive shaft protection device is installed on the vibration screen motor support through the support frame 4. The end plates 2 on both sides of the cover plate 1 can prevent the bent cover plate 1 from deforming. The setting of the rotating component 5 can make the cover plate 1 rotate around the rotating shaft 5-1 to open for easy maintenance. The fixing component 6 fixes the cover plate 1 on the bottom plate 3 so that the cover plate 1 can effectively protect the drive shaft. During maintenance, only the bolts 6-2 and nuts 6-3 in the fixing component 6 need to be removed. After the cover plate 1 is opened, the drive shaft is completely exposed, thereby providing sufficient maintenance space. After the maintenance is completed, the cover plate 1 is buckled, and the second cover plate side plate 1-3, the pad 6-1 and the bottom plate 3 are fastened with bolts 6-2 and nuts 6-3.

[0025] The utility model has a simple structure and is easy to disassemble and install, fully considers the working conditions during actual maintenance, provides sufficient maintenance space while ensuring effective protection effect, and improves maintenance efficiency.

[0026] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A drive shaft protection device, characterized in that: Including cover plate, bottom plate and support frame; The cover plate is arranged on the periphery of the driving shaft, the bottom plate is arranged below the driving shaft, one end of the support frame is connected to the bottom plate, and the other end is connected to the vibration screen motor support; The cover plate includes a cover plate body, a first cover plate side plate, and a second cover plate side plate; End plates are arranged at both ends of the cover plate body; The first cover plate side plate is connected to the bottom plate via a rotating assembly; The second cover plate side plate is connected to the bottom plate through a fixing assembly.

2. The drive shaft protection device according to claim 1, characterized in that: The cover plate body is a U-shaped plate, and a first cover plate side plate and a second cover plate side plate are respectively arranged on both sides of the bottom end of the cover plate body.

3. The drive shaft protection device according to claim 1, characterized in that: At least two groups of rotating components are arranged between the first cover plate side plate and the bottom plate; at least two groups of fixed components are arranged between the second cover plate side plate and the bottom plate.

4. The drive shaft protection device according to claim 1, characterized in that: The end plate is a hollow U-shaped strip plate through which the end of the driving shaft passes. The edge shape of the end plate is matched with the edge shape of the cover plate body.

5. The drive shaft protection device according to claim 1, characterized in that: The support frame is arranged at the bottom of the base plate, and at least two support frames are arranged.

6. The drive shaft protection device according to claim 1, characterized in that: The rotating assembly includes a rotating shaft, an upper rotating member and a lower rotating member rotating around the rotating shaft, the upper surface of the upper rotating member is connected to the lower surface of the first cover plate side plate, and the lower surface of the lower rotating member is connected to the upper surface of the support frame.

7. The drive shaft protection device according to claim 1, characterized in that: The fixing assembly includes a pad, bolts and nuts. The pad is arranged between the second cover side plate and the bottom plate. A through hole for installing the bolt is arranged on the pad; the bolt passes through the through hole and is locked by the nut.

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