CN219164368U - Motor shaft protection device - Google Patents
Motor shaft protection device Download PDFInfo
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- CN219164368U CN219164368U CN202223581566.7U CN202223581566U CN219164368U CN 219164368 U CN219164368 U CN 219164368U CN 202223581566 U CN202223581566 U CN 202223581566U CN 219164368 U CN219164368 U CN 219164368U
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- rotating shaft
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Abstract
The utility model relates to the technical field of protection devices and discloses a motor shaft protection device, which comprises a protection device base, wherein the protection device base comprises a device base main body, one side of the device base main body is fixedly connected with a rotating shaft protection sleeve, one side of the inside of the rotating shaft protection sleeve is fixedly connected with four connecting rod fixing blocks, one side of each connecting rod fixing block is provided with a connecting fixing hole, the inside of the rotating shaft protection sleeve is fixedly connected with a plurality of longitudinal adjusting shafts, and the other side of the device base main body is provided with a rotating shaft placing hole; according to the utility model, the arc-shaped protection block is arranged, so that the rotating shaft of the motor is conveniently arranged in the rotating shaft placing hole, the protection extension device is controlled to lengthen the distance between the protection device base and the protection extension device according to the lengths of the rotating shafts of different motor types, and the rotating shaft is fixed in the arc-shaped protection sheet, so that the applicability of the protection device of motors of different lengths and different types is realized.
Description
Technical Field
The utility model relates to the technical field of protection devices, in particular to a motor shaft protection device.
Background
An electric motor is a device that converts electric energy into mechanical energy, and is widely used as a driving device in various modern machines. The motor has the advantages of simple structure, easy control, high efficiency, high power and the like, and is widely applied.
The motor shaft is usually installed on the transmission part to be used for transmitting torque when the existing motor is used, because the motor is in operation, the rotating shaft of the motor often generates certain axial force and radial force, the rotating friction of the rotating shaft is easy to increase, the service life of the rotating shaft of the motor is greatly reduced, the rotating shaft rotates to cause the whole motor to vibrate, the rotating friction of the rotating shaft is further increased, the long-time use of the rotating shaft of the motor is not facilitated, in addition, the existing motor shaft protection device can only generally be used for single-type motors, the capability of adjusting the protection length of the rotating shaft to adapt to various types of motors is not provided, and certain limitation is provided.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a motor shaft protection device to solve the above-mentioned problems in the prior art.
The utility model provides the following technical scheme: the utility model provides a motor shaft protection device, includes the protection device base, the protection device base includes the device base main part, one side fixedly connected with pivot protective sheath of device base main part, one side fixedly connected with four connecting rod fixed blocks inside the pivot protective sheath, the connection fixed orifices has been seted up to one side of connecting rod fixed block, the inside fixedly connected with of pivot protective sheath a plurality of vertical adjustment axles, the pivot has been seted up to the opposite side of device base main part, the inside fixedly connected with extension connecting rod of connection fixed orifices, one side swing joint of extension connecting rod has protection extension device, protection extension device includes the extension shell, the inside fixedly connected with of extension shell a plurality of extension dead levers, the pivot supporting slot has been seted up to the one end that the extension shell was kept away from, the inside opposite side fixedly connected with of extension shell extends the connecting block, the inside fixedly connected with arc protection piece of pivot supporting slot, the different spindle lengths of motor model can control protection extension device extension protection device base and protection extension device's distance for fix in arc protection piece inside, realize the protection device extension device of different length and different model motor applicability;
further, the arc protection piece includes the arc protection piece, the outside fixedly connected with arc bracing piece of arc protection piece, the one end fixedly connected with bracing piece displacement piece that the arc protection piece was kept away from to the arc bracing piece.
Further, the rotating shaft supporting groove comprises an inner side fixing groove and an outer side sliding groove, a spring is arranged in the outer side sliding groove, and the diameter of the supporting rod displacement block is the same as that of the inner side sliding groove.
Further, the two ends of the extension connecting rod are respectively fixed in the connecting fixing holes and the extension connecting blocks, and the diameters of the two ends of the extension connecting rod are the same as the inner diameters of the connecting fixing holes.
Further, screw thread connecting holes are formed in the periphery of the device base body, and the device base body is fixed on the motor base through bolts arranged inside the screw thread connecting holes on one side of the device base body.
Further, the diameter of the rotating shaft placing hole is the same as the inner diameter of the arc-shaped protection sheet, a rolling bearing is arranged in the rotating shaft placing hole, and the inner diameter of the bearing is the same as the diameter of the motor shaft.
Further, the length of the connecting fixing hole is slightly longer than half of the length of the rotating shaft protective sleeve.
The utility model has the technical effects and advantages that:
1. according to the utility model, the arc-shaped protection block is arranged, so that the rotating shaft of the motor is conveniently arranged in the rotating shaft placing hole, the protection extension device is controlled to lengthen the distance between the protection device base and the protection extension device according to the lengths of the rotating shafts of different motor types, and the rotating shaft is fixed in the arc-shaped protection sheet, so that the applicability of the protection device of motors of different lengths and different types is realized.
2. The protection extension device is arranged, so that the support rod displacement block is compressed towards the inside of the rotating shaft support groove by the rotating shaft when radial force and axial force are generated by the rotating shaft, and the spring is arranged in the rotating shaft support groove, so that the vibration influence of the rotating shaft on the motor base and the transmission part is reduced to the minimum by the spring when radial force is generated, the protection of the rotating shaft and the motor is realized, different buffer forces of the radial force of each part of the rotating shaft are realized, and the maximization of the protection effect is realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a cross-sectional view of the overall structure of the present utility model.
Fig. 3 is a schematic view of a base structure of the protection device of the present utility model.
Fig. 4 is a schematic structural view of the protection extension device of the present utility model.
Fig. 5 is a schematic structural view of an arc-shaped protection block according to the present utility model.
The reference numerals are: 1. a protective device base; 101. a device base body; 102. a rotating shaft protective sleeve; 103. a connecting rod fixing block; 104. connecting the fixing holes; 105. a longitudinal adjustment shaft; 106. a rotating shaft placement hole; 2. protecting the extension device; 201. extending the housing; 202. extending the fixing rod; 203. a rotation shaft supporting groove; 204. extending the connecting block; 3. extending the connecting rod; 4. an arc-shaped protection sheet; 401. an arc-shaped protection block; 402. an arc-shaped supporting rod; 403. and a support rod displacement block.
Detailed Description
The embodiments of the present utility model will be described more fully with reference to the accompanying drawings, and the configurations of the structures described in the following embodiments are merely examples, and the motor shaft protection device according to the present utility model is not limited to the configurations described in the following embodiments, but all other embodiments obtained by a person skilled in the art without making any creative effort are within the scope of protection of the present utility model.
Referring to fig. 1-5, the utility model provides a motor shaft protection device, which comprises a protection device base 1, the protection device base 1 comprises a device base main body 101, one side of the device base main body 101 is fixedly connected with a rotating shaft protection sleeve 102, one side of the inside of the rotating shaft protection sleeve 102 is fixedly connected with four connecting rod fixing blocks 103, one side of each connecting rod fixing block 103 is provided with a connecting fixing hole 104, the inside of the rotating shaft protection sleeve 102 is fixedly connected with a plurality of longitudinal adjusting shafts 105, the other side of the device base main body 101 is provided with a rotating shaft placing hole 106, the inside of the connecting fixing hole 104 is fixedly connected with an extension connecting rod 3, one side of the extension connecting rod 3 is movably connected with a protection extension device 2, the protection extension device 2 comprises an extension shell 201, the inside of the extension shell 201 is fixedly connected with a plurality of extension fixing rods 202, one end of each rotating shaft supporting groove 203 far away from the extension shell 201 is provided with a rotating shaft supporting groove 203, the other side of the inside of the extension shell 201 is fixedly connected with four extension connecting blocks 204, the inside of each rotating shaft supporting groove 203 is fixedly connected with an arc-shaped protection piece 4, the protection device 2 is controlled according to different rotating shaft lengths of motor models, the protection extension connecting rod 3 is adjusted to the distance between the protection device base 1 and the protection device 2, and the protection device 2 is correspondingly fixed to the motor is in different arc-shaped lengths, and the protection device is applicable to different types of protection devices.
In a preferred embodiment, the arc protection sheet 4 includes an arc protection block 401, an arc support rod 402 is fixedly connected to the outer side of the arc protection block 401, a support rod displacement block 403 is fixedly connected to one end of the arc support rod 402, which is far away from the arc protection block 401, the rotation shaft compresses the support rod displacement block 403 towards the inside of the rotation shaft supporting groove 203, and the arc protection sheet 4 plays a supporting role on the rotation shaft.
In a preferred embodiment, the shaft supporting groove 203 includes an inner fixing groove and an outer sliding groove, a spring is mounted in the outer sliding groove, the diameter of the supporting rod displacement block 403 is the same as that of the inner sliding groove, when radial force is generated, the spring plays a role in buffering so that the vibration influence of the shaft on the motor base and the driving part is minimized, the protection of the shaft and the motor is realized, different buffering forces of radial forces of various parts of the shaft are facilitated, and the maximization of the protection is realized.
In a preferred embodiment, two ends of the extension connecting rod 3 are respectively fixed in the connecting fixing hole 104 and the extension connecting block 204, and the diameters of the two ends of the extension connecting rod 3 are the same as the inner diameter of the connecting fixing hole 104, so that the extension connecting rod 3 can play an axial supporting role on the device during stretching, and the displacement of the protection device caused by the axial force generated by the rotating shaft can be avoided.
In a preferred embodiment, the periphery of the device base body 101 is provided with threaded connection holes, the device base body 101 is fixed on the motor base through bolts internally mounted in the threaded connection holes on one side of the device base body 101, and the protection device base 1 is advantageously mounted on the motor base by bolts at four corners in the process of mounting the protection device.
In a preferred embodiment, the diameter of the shaft placement hole 106 is the same as the inner diameter of the arc-shaped protection sheet 4, the rolling bearing is installed inside the shaft placement hole 106, the inner diameter of the bearing is the same as the diameter of the motor shaft, the rolling bearing installed inside the shaft placement hole 106 increases the rotation effect, and the shaft compresses the support bar displacement block 403 inside the shaft support groove 203 when the shaft generates radial force and axial force.
In a preferred embodiment, the length of the connecting fixing hole 104 is slightly greater than half of the length of the rotating shaft protecting sleeve 102, which is favorable for increasing the extension length of the extension connecting rod 3, and the protection extension device 2 is controlled to extend the extension connecting rod 3 according to the different rotating shaft lengths of the motor types, so that the distance between the protection device base 1 and the protection extension device 2 is adjusted, the rotating shaft is fixed inside the arc-shaped protecting sheet 4, and the applicability of the protection device of motors with different lengths and different types is realized.
The working principle of the utility model is as follows: firstly, in the process of installing the protection device, the protection device base 1 is installed on the motor base by utilizing bolts at four corners, the rotating shaft of the motor is installed in the rotating shaft placing hole 106, the protection extension device 2 is controlled to be lengthened according to the lengths of different rotating shafts of the motor types, the connecting rod 3 is lengthened, the distance between the protection device base 1 and the protection extension device 2 is adjusted, the rotating shaft is fixed in the arc-shaped protection sheet 4, and the applicability of the protection device of motors with different lengths and different types is realized; in addition, in the use process of the protection device, the rolling bearing mounted in the rotating shaft placing hole 106 increases the rotation effect, when radial force and axial force are generated by the rotating shaft, the supporting rod displacement block 403 is compressed towards the inside of the rotating shaft supporting groove 203 by the rotating shaft, and as the spring is mounted in the rotating shaft supporting groove 203, the spring plays a role in buffering when radial force is generated, so that the vibration influence of the rotating shaft on the motor base and the transmission piece is minimized, the protection of the rotating shaft and the motor is realized, different buffering forces of the radial force of each part of the rotating shaft are facilitated, and the maximization of the protection effect is realized.
Claims (7)
1. A motor shaft protection device, comprising a protection device base (1), characterized in that: protection device base (1) is including device base main part (101), one side fixedly connected with pivot protective sheath (102) of device base main part (101), four connecting rod fixed blocks (103) of one side fixedly connected with of pivot protective sheath (102) inside, connecting fixed hole (104) have been seted up to one side of connecting rod fixed block (103), a plurality of vertical adjustment axles (105) of inside fixedly connected with of pivot protective sheath (102), pivot placing hole (106) have been seted up to the opposite side of device base main part (101), the inside fixedly connected with extension connecting rod (3) of connecting fixed hole (104), one side swing joint of extension connecting rod (3) has protection extension device (2), protection extension device (2) are including extension shell (201), a plurality of extension dead levers (202) of inside fixedly connected with of extension shell (201), extension dead lever (202) keep away from the one end of extension shell (201) and set up pivot supporting groove (203), four extension shell (204) of inside opposite side fixedly connected with of extension shell (201), inside arc connecting block (4) of extension shell (203) fixedly connected with arc connecting piece.
2. The motor shaft protection device according to claim 1, wherein: the arc protection piece (4) comprises an arc protection block (401), an arc support rod (402) is fixedly connected to the outer side of the arc protection block (401), and a support rod displacement block (403) is fixedly connected to one end, far away from the arc protection block (401), of the arc support rod (402).
3. A motor shaft protection device according to claim 2, characterized in that: the rotating shaft supporting groove (203) comprises an inner side fixing groove and an outer side sliding groove, a spring is arranged in the outer side sliding groove, and the diameter of the supporting rod displacement block (403) is the same as that of the inner side sliding groove.
4. The motor shaft protection device according to claim 1, wherein: the two ends of the extension connecting rod (3) are respectively fixed in the connecting fixing holes (104) and the extension connecting blocks (204), and the diameters of the two ends of the extension connecting rod (3) are the same as the inner diameter of the connecting fixing holes (104).
5. The motor shaft protection device according to claim 1, wherein: screw thread connecting holes are formed in the periphery of the device base main body (101), and the device base main body (101) is fixed on the motor base through bolts arranged inside the screw thread connecting holes on one side of the device base main body (101).
6. The motor shaft protection device according to claim 1, wherein: the diameter of the rotating shaft placing hole (106) is the same as the inner diameter of the arc-shaped protection sheet (4), a rolling bearing is arranged in the rotating shaft placing hole (106), and the inner diameter of the bearing is the same as the diameter of a motor shaft.
7. The motor shaft protection device according to claim 1, wherein: the length of the connecting fixing hole (104) is slightly longer than half of the length of the rotating shaft protective sleeve (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223581566.7U CN219164368U (en) | 2022-12-30 | 2022-12-30 | Motor shaft protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223581566.7U CN219164368U (en) | 2022-12-30 | 2022-12-30 | Motor shaft protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219164368U true CN219164368U (en) | 2023-06-09 |
Family
ID=86616881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223581566.7U Active CN219164368U (en) | 2022-12-30 | 2022-12-30 | Motor shaft protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219164368U (en) |
-
2022
- 2022-12-30 CN CN202223581566.7U patent/CN219164368U/en active Active
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