CN221240224U - Rotating shaft bracket for overhauling explosion-proof motor - Google Patents
Rotating shaft bracket for overhauling explosion-proof motor Download PDFInfo
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- CN221240224U CN221240224U CN202322650424.XU CN202322650424U CN221240224U CN 221240224 U CN221240224 U CN 221240224U CN 202322650424 U CN202322650424 U CN 202322650424U CN 221240224 U CN221240224 U CN 221240224U
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- explosion
- lifting
- support
- proof motor
- arc
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- 238000012423 maintenance Methods 0.000 claims abstract description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model relates to a rotating shaft bracket for overhauling an explosion-proof motor; the bracket at least comprises: an arc-shaped supporting plate for supporting the rotating shaft of the explosion-proof motor; a lifting support unit for enabling the height adjustment of the arc-shaped support plate; the motor end cover assembly and disassembly device has the characteristics of being suitable for assembly and disassembly of motor end covers of various types, being convenient for lifting and lowering a motor rotating shaft, improving maintenance efficiency, reducing labor intensity, avoiding slipping risk and improving the safety of maintenance personnel.
Description
Technical Field
The utility model relates to the technical field of overhauling of an explosion-proof motor, in particular to a rotating shaft bracket for overhauling of an explosion-proof motor.
Background
Explosion-proof motors (particularly high-voltage motors) are frequently used in the chemical industry, an outer motor end cover is frequently required to be detached and installed in the overhauling process, and a motor rotor and a stator winding are damaged due to sinking of a motor rotating shaft after the outer motor end cover is detached, so that overhauling quality accidents are caused, and maintenance cost is increased; in order to overcome the defects, the prior art mainly adopts the following two technical means: 1. the motor rotating shaft is lifted by manpower, so that the labor intensity of operators is increased, and the maintenance efficiency is low. 2. The hydraulic jack is used for lifting the motor rotating shaft, the contact area between the jack and the rotating shaft is small, the slipping risk exists, and the potential hazards of overhaul safety hazards and overhaul quality accidents exist.
Disclosure of utility model
The utility model aims to provide a rotating shaft bracket for overhauling an explosion-proof motor, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A rotary shaft support for explosion-proof motor maintenance, the support comprising at least: the arc-shaped support plate is used for supporting the rotating shaft of the explosion-proof motor and is matched with the outer circumference of the rotating shaft of the explosion-proof motor; lifting support unit for supporting arc-shaped support plate and capable of realizing height adjustment of arc-shaped support plate.
The utility model has the beneficial effects that: through setting up arc backup pad and explosion-proof motor pivot outer circumference matched with to realize the firm support to explosion-proof motor pivot, through setting up the lift supporting element simultaneously can be through being matched with the arc backup pad in order to reach the pivot and adjust suitable height, avoid the pivot to sink the defect that damages motor rotor and stator winding, and can solve among the prior art increase operating personnel intensity of labour and area of contact little, easily take place the technical problem who skids.
Preferably, the lifting support unit comprises a screw rod for lifting and guiding, and a lifting support part matched with the screw rod is arranged at the upper part and/or the lower part of the screw rod. According to the utility model, the screw rod for lifting and guiding is arranged, so that the height of the arc-shaped supporting plate can be adjusted, and the adjusting precision is improved at the same time, thereby meeting the characteristics of disassembling and installing the outer end cover of the motor.
Preferably, the lifting support part comprises a lifting support cylinder, a bearing is arranged inside one end of the lifting support cylinder, which is matched with the screw rod, and a nut, which is matched with the external thread of the screw rod, is fixedly arranged on the inner ring of the bearing.
Preferably, the upper end face of the bearing and the upper end face of one end of the lifting support cylinder are on the same horizontal plane.
Preferably, when the upper part of the screw rod is connected with the lifting support part, a fixed support is arranged at the bottom of the screw rod, and the other end of the lifting support cylinder is connected with the arc-shaped support plate.
Preferably, when the lower part of the screw rod is connected with the lifting supporting part, a fixed support is arranged at the bottom of the other end of the lifting supporting cylinder, and the top of the screw rod is connected with the arc-shaped supporting plate.
Preferably, when the upper part and the lower part of the screw rod are respectively provided with a lifting supporting part, an arc-shaped supporting plate is arranged on a lifting supporting cylinder of the upper lifting supporting part, and a fixed support is arranged at the bottom of the lifting supporting cylinder of the lower lifting supporting part.
According to the rotating shaft bracket for overhauling the explosion-proof motor, which is manufactured according to the scheme, the contact area between the arc-shaped supporting plate and the rotating shaft of the explosion-proof motor can be increased by arranging the arc-shaped supporting plate which is matched with the outer circumference of the rotating shaft of the explosion-proof motor, so that the slipping problem is avoided; the lifting support unit matched with the arc-shaped support plate is arranged to achieve the aim of adjusting the rotating shaft to a proper height, so that the defect that the rotor and the stator winding of the motor are damaged due to sinking of the rotating shaft is avoided; the utility model can conveniently adjust the precision of the rotating shaft by arranging the screw rod for lifting and guiding so as to realize the characteristic of convenient disassembly and assembly of the outer end cover of the motor on the basis of not damaging the rotor and the stator winding of the motor, and the lifting process in the lifting supporting unit is realized by adjusting the nuts arranged on the inner ring of the bearing, namely: the accurate adjustment of the height of the arc-shaped supporting plate is realized without changing the position of the arc-shaped supporting plate relative to the rotating shaft; the motor end cover assembly and disassembly device has the characteristics of being suitable for assembly and disassembly of motor end covers of various types, being convenient for lifting and lowering a motor rotating shaft, improving maintenance efficiency, reducing labor intensity, avoiding slipping risk and improving the safety of maintenance personnel.
Drawings
Fig.1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of another embodiment of the present utility model.
Fig. 3 is a schematic view of another structure of the present utility model.
Fig. 4 is a schematic structural view of the lifting support unit of the present utility model.
In the figure: 1. an arc-shaped supporting plate; 2. a screw rod; 3. lifting the supporting cylinder; 4. a bearing; 5. a nut; 6. and (5) fixing the support.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-3, the utility model is a rotary shaft bracket for overhauling an explosion-proof motor, which at least comprises: an arc-shaped supporting plate 1 which is used for supporting the rotating shaft of the explosion-proof motor and is matched with the outer circumference of the rotating shaft of the explosion-proof motor; and a lifting support unit for supporting the arc-shaped support plate 1 and capable of realizing the height adjustment of the arc-shaped support plate 1. The inner cavity of the arc-shaped supporting plate 1 is matched with the outer circumference of the rotating shaft of the explosion-proof motor, the inner cavity of the arc-shaped supporting plate 1 is arc-shaped, and the outer contour of the inner cavity can be in any shape; the arc-shaped supporting plate 1 can be a semicircular steel pipe in the actual use process; the lifting supporting unit can be an electric lifting device, a pneumatic lifting device or a hydraulic oil driven lifting device, namely, the height of the arc-shaped supporting plate 1 can be adjusted.
Further, referring to fig. 1 and 4, the elevation support unit includes a screw 2 for elevation and guide, and an elevation support part adapted to the screw 2 is provided at an upper portion and/or a lower portion of the screw 2. The novel screw rod 2 has lifting and guiding functions, and can realize accurate control on height adjustment by utilizing external threads of the screw rod 2 so as to realize the characteristic of convenient disassembly and assembly of the motor outer end cover on the basis of not damaging a motor rotor and a stator winding.
Further, referring to fig. 1 and 4, the lifting support portion includes a lifting support cylinder 3, a bearing 4 is disposed inside one end of the lifting support cylinder 3 adapted to the screw rod 2, and a nut 5 adapted to an external thread of the screw rod 2 is fixedly disposed on an inner ring of the bearing 4. According to the utility model, the lifting supporting cylinder 3 can play a supporting role, and can store and temporarily store redundant screw rods 2 in the descending process; in addition, the lower end of the nut 5 is connected with the inner ring of the bearing 4 during actual use, and the upper part is higher than the upper part of the lifting support cylinder 3 so as to be convenient for adjusting the lifting support cylinder.
Further, referring to fig. 1-3, the upper end surface of the bearing 4 is on the same horizontal plane with the upper end surface of one end of the lifting support cylinder 3. The structure can be firmer by arranging the structure.
Further, when the upper portion of the screw rod 2 is connected with the lifting support portion, a fixed support 6 is arranged at the bottom of the screw rod 2, and the other end of the lifting support cylinder 3 is connected with the arc-shaped support plate 1. As shown in fig. 2, the present utility model provides a technical solution, in which the present utility model is supported and fixed by the fixing support 6, and the height of the arc-shaped support plate 1 is adjusted by the cooperation between the nut 5 on the lifting support cylinder 3 and the screw rod 2.
Further, when the lower part of the screw rod 2 is connected with the lifting support part, a fixed support 6 is arranged at the bottom of the other end of the lifting support cylinder 3, and the top of the screw rod 2 is connected with the arc-shaped support plate 1. As shown in fig. 3, the present utility model provides another technical solution, in which the support and fixation of the present utility model are achieved by the fixing support 6, and the adjustment of the height of the arc-shaped support plate 1 is achieved by the cooperation between the nut 5 on the lifting support cylinder 3 and the screw rod 2.
Further, when the upper part and the lower part of the screw rod 2 are respectively provided with a lifting support part, an arc-shaped support plate 1 is arranged on a lifting support cylinder 3 of the lifting support part at the upper part, and a fixed support 6 is arranged at the bottom of the lifting support cylinder 3 of the lifting support part at the lower part. As shown in fig. 1, the present utility model provides another technical solution, in which the support and fixation of the present utility model are achieved by the fixing support 6, and the bidirectional adjustment of the height of the arc-shaped support plate 1 is achieved by the cooperation between the screw nut 5 and the screw rod 2 on the lifting support cylinder 3 in the upper lifting support part and the lower lifting support part; the scheme is a preferable technical scheme, namely; through setting up upper portion lift supporting part and lower part lift supporting part can realize two-way regulation, can carry out two-way accomodating to unnecessary lead screw 2 and keep in to reach the characteristics of nimble regulation.
The working principle of the utility model is as follows: the utility model is suitable for the maintenance of the explosion-proof motor, in particular to the accurate adjustment of the height of the rotating shaft of the explosion-proof motor in the process of disassembling and assembling the outer end cover of the explosion-proof motor, so as to realize the characteristic of being convenient for disassembling and assembling the outer end cover of the motor on the basis of not damaging the rotor and the stator winding of the motor; in the specific use process, the utility model is placed at a proper position, and the screw rod 2 generates a position by rotating the nut 5 on the inner ring of the bearing 4 so as to achieve the aim of adjusting the height of the arc-shaped supporting plate 1; when the height is proper, the arc-shaped supporting plate 1 is matched with the bottom of the rotating shaft of the explosion-proof motor, and a stable support is formed, so that the purpose of conveniently disassembling and assembling the outer end cover of the explosion-proof motor is achieved; the supporting process is simple and convenient, the maintenance quality can be ensured while the maintenance efficiency is improved, the labor intensity of maintenance personnel is reduced, the safety is improved, the risk of slipping of equipment such as a jack can be eliminated, and the supporting device has the characteristics of high universality and high low voltage motor bearing maintenance work.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an explosion-proof motor overhauls with pivot support which characterized in that: the bracket at least comprises:
an arc-shaped supporting plate (1) which is used for supporting the rotating shaft of the explosion-proof motor and is matched with the outer circumference of the rotating shaft of the explosion-proof motor;
and the lifting support unit is used for supporting the arc-shaped support plate (1) and can realize the height adjustment of the arc-shaped support plate (1).
2. The rotary shaft bracket for overhauling an explosion-proof motor as set forth in claim 1, wherein: the lifting supporting unit comprises a screw rod (2) for lifting and guiding,
The upper part and/or the lower part of the screw rod (2) is/are provided with a lifting support part which is matched with the screw rod (2).
3. The rotary shaft bracket for overhauling an explosion-proof motor as set forth in claim 2, wherein: the lifting support part comprises a lifting support cylinder (3), a bearing (4) is arranged inside one end of the lifting support cylinder (3) which is matched with the screw rod (2), and a nut (5) which is matched with the external thread of the screw rod (2) is fixedly arranged on the inner ring of the bearing (4).
4. A rotary shaft support for maintenance of an explosion-proof motor according to claim 3, wherein: the upper end face of the bearing (4) and the upper end face of one end of the lifting support cylinder (3) are on the same horizontal plane.
5. A rotary shaft support for maintenance of an explosion-proof motor according to claim 2 or 3, characterized in that: when the upper portion of lead screw (2) links to each other with lift supporting part, the bottom of lead screw (2) is equipped with fixed bolster (6), and the other end and the arc backup pad (1) of lift support section of thick bamboo (3) link to each other.
6. A rotary shaft support for maintenance of an explosion-proof motor according to claim 2 or 3, characterized in that: when the lower part of the screw rod (2) is connected with the lifting support part, a fixed support (6) is arranged at the bottom of the other end of the lifting support cylinder (3), and the top of the screw rod (2) is connected with the arc-shaped support plate (1).
7. A rotary shaft support for maintenance of an explosion-proof motor according to claim 2 or 3, characterized in that: when the upper part and the lower part of the screw rod (2) are respectively provided with a lifting support part, an arc-shaped support plate (1) is arranged on a lifting support cylinder (3) of the upper lifting support part, and a fixed support (6) is arranged at the bottom of the lifting support cylinder (3) of the lower lifting support part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322650424.XU CN221240224U (en) | 2023-09-27 | 2023-09-27 | Rotating shaft bracket for overhauling explosion-proof motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322650424.XU CN221240224U (en) | 2023-09-27 | 2023-09-27 | Rotating shaft bracket for overhauling explosion-proof motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221240224U true CN221240224U (en) | 2024-06-28 |
Family
ID=91592802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322650424.XU Active CN221240224U (en) | 2023-09-27 | 2023-09-27 | Rotating shaft bracket for overhauling explosion-proof motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221240224U (en) |
-
2023
- 2023-09-27 CN CN202322650424.XU patent/CN221240224U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |