CN211393551U - Lifting appliance for lifting motor rotor assembly - Google Patents
Lifting appliance for lifting motor rotor assembly Download PDFInfo
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- CN211393551U CN211393551U CN201921913628.5U CN201921913628U CN211393551U CN 211393551 U CN211393551 U CN 211393551U CN 201921913628 U CN201921913628 U CN 201921913628U CN 211393551 U CN211393551 U CN 211393551U
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- lifting appliance
- motor shaft
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- sleeve
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 239000000725 suspension Substances 0.000 claims description 5
- 230000000670 limiting effect Effects 0.000 description 9
- 210000000078 claw Anatomy 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a hoist for hoisting motor rotor subassembly which characterized in that: the lifting appliance comprises a bottom positioning sleeve, a top connecting piece and at least two lifting appliance units, wherein the bottom surface of each lifting appliance unit is provided with a positioning groove at the peripheral surface of a motor shaft part, and a clamping ring piece capable of being inserted into a clamping ring groove on a motor shaft is arranged on the inner side surface of the positioning groove at the peripheral surface of the motor shaft part; the tops of the lifting appliance units are connected through a connecting piece, and after the lifting appliance units are gathered together, the lifting appliance units are sleeved downwards by a bottom positioning sleeve from bottom to form a lifting appliance structure in a complete state, and the peripheral positioning grooves of the complete motor shaft are formed by the peripheral positioning grooves of the motor shaft parts of the lifting appliance units. Compared with the prior art, the utility model, owing to be equipped with bottom position sleeve, top connecting piece and a plurality of hoist unit, consequently they mutually support the snap ring groove of grasping the motor shaft, can be fast conveniently the centre gripping or loosen the motor shaft, its rational in infrastructure, simple, the operation of being convenient for.
Description
Technical Field
The utility model relates to a special processing equipment of electric motor rotor, more specifically say and relate to a can centre gripping fast or loosen the hoist that is used for hoist and mount electric motor rotor subassembly of motor shaft.
Background
The motor rotor, when transporting, assembling, usually need to hoist the motor shaft for the assembly. However, since the conventional clamping mechanism clamps the circumferential surface of the motor shaft by two clamping claws, the clamping claws have complicated structures and high cost in order to avoid damage to the circumferential surface of the motor shaft, and the clamping mechanism is troublesome to operate because of large volume and heavy weight.
The applicant has found that the motor shaft of the rotor of an electric machine, usually the end of the motor shaft, is provided with a snap ring groove, which is used to mount the rotor of an encoder, or to mount other parts of equipment. If the structure can be utilized to design a special lifting appliance, the purpose of solving the problems of the traditional technology is hopefully achieved.
Disclosure of Invention
The utility model aims at providing a hoist for hoisting motor rotor subassembly, this kind of hoist for hoisting motor rotor subassembly can be fast conveniently centre gripping or loosen the motor shaft, its simple structure, the operation of being convenient for. The technical scheme is as follows:
the utility model provides a hoist for hoisting motor rotor subassembly which characterized in that: the lifting appliance comprises a bottom positioning sleeve, a top connecting piece and at least two lifting appliance units, wherein the bottom surface of each lifting appliance unit is provided with a positioning groove at the peripheral surface of a motor shaft part, and a clamping ring piece capable of being inserted into a clamping ring groove on a motor shaft is arranged on the inner side surface of the positioning groove at the peripheral surface of the motor shaft part; the tops of the lifting appliance units are connected through a connecting piece, and after the lifting appliance units are gathered together, the lifting appliance units are sleeved downwards by a bottom positioning sleeve from bottom to form a lifting appliance structure in a complete state, and the peripheral positioning grooves of the complete motor shaft are formed by the peripheral positioning grooves of the motor shaft parts of the lifting appliance units. After each hanger unit is sleeved on the motor shaft, the motor shaft is inserted into the positioning groove on the circumferential surface of the complete motor shaft, the clamping ring sheets of each hanger unit are respectively inserted into the clamping ring grooves on the motor shaft, an operator downwards sleeves the bottom positioning sleeves on the outer circumferential surfaces of the bottoms of all the hanger units to form a complete hanger structure, and the hangers are hung and lifted, so that the motor shaft can be vertically lifted for assembling, processing and other operations.
The better scheme, each hoist unit lateral wall bottom is the sleeve unit, and each hoist unit gathers together the back, and each ring unit links into a complete sleeve, and the bottom position sleeve is including can overlapping at the stop collar and the perpendicular spacing snap ring of complete sleeve surface, and perpendicular spacing snap ring sets up on the stop collar top, and when the complete sleeve was entangled from down to the bottom position sleeve, perpendicular spacing snap ring blocked complete sleeve top. Therefore, the bottom positioning sleeve can prevent all the lifting appliance units forming the complete sleeve from moving outwards in the radial direction, and the vertical limiting snap ring can prevent all the lifting appliance units from moving upwards, so that a good limiting effect is achieved.
In a more preferable scheme, a groove is formed in the bottom surface of the positioning groove in the circumferential surface of the motor shaft part. The effect of recess is, the processing equipment of being convenient for processing the global constant head tank of motor shaft part, can reduce the weight of hoist moreover effectively.
According to the better scheme, the top ends of the lifting appliance units are respectively provided with a connecting through hole, the connecting through holes of the lifting appliance units are sequentially communicated, and the top connecting piece sequentially penetrates through the connecting through holes of the lifting appliance units to integrally connect the top ends of all the lifting appliance units.
In one scheme, the top connecting piece is a connecting ring which consists of a horizontal series connection section and an arc-shaped suspension section. The horizontal concatenation section is used for concatenating each hoist unit, and the arc suspension section is used for connecting linkage, such as loop wheel machine, wall.
In another scheme, the top connecting piece is a screw. The defects of the scheme are that the screw is not convenient and quick to use and inconvenient to hang.
According to the better scheme, the outer surface of the complete state lifting appliance structure is cylindrical, the middle of the complete state lifting appliance structure is circular truncated cone-shaped, and the lower part of the complete state lifting appliance structure is circular ring-shaped.
Compared with the prior art, the utility model, owing to be equipped with bottom position sleeve, top connecting piece and a plurality of hoist unit, consequently they mutually support the snap ring groove of grasping the motor shaft, can be fast conveniently the centre gripping or loosen the motor shaft, its rational in infrastructure, simple, the operation of being convenient for.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic structural view of two spreader units gathered together according to embodiment 1 of the present invention;
FIG. 5 is a bottom view of FIG. 4;
FIG. 6 is a sectional view taken along line B-B of FIG. 5;
fig. 7 is a schematic structural view of a bottom positioning sleeve in embodiment 1 of the present invention;
FIG. 8 is a bottom view of FIG. 7;
FIG. 9 is a cross-sectional view taken along line C-C of FIG. 8;
fig. 10 is a cross-sectional view of a motor rotor for hoisting according to embodiment 1 of the present invention.
Detailed Description
Example 1
In the present embodiment, as shown in fig. 10, the motor rotor for hoisting is provided with a snap ring groove 201 at one end of the motor shaft 2, and the snap ring groove 201 is used for installing the rotor of the encoder or installing other parts of the equipment.
As shown in fig. 1 to 9, the lifting tool 1 for lifting a motor rotor assembly in this embodiment includes a bottom positioning sleeve 101, a top connecting member 102 and two lifting tool units 103, a motor shaft portion circumferential positioning groove 1031 is formed in a bottom surface of each lifting tool unit 103, and a snap ring piece 1032 capable of being inserted into a snap ring groove 201 on a motor shaft is arranged on an inner side surface of the motor shaft portion circumferential positioning groove 1031; the tops of the lifting appliance units 103 are connected through a connecting piece, the lifting appliance units 103 are sleeved downwards by the bottom positioning sleeve 101 after being gathered together to form a lifting appliance structure in a complete state, and the positioning grooves 1031 on the peripheral surface of the motor shaft part of each lifting appliance unit 103 form the positioning grooves on the peripheral surface of the motor shaft. After each hanger unit 103 is sleeved on the motor shaft, the motor shaft 2 is inserted into the positioning groove on the circumferential surface of the complete motor shaft, and the snap ring pieces 1032 of each hanger unit 103 are respectively inserted into the snap ring grooves 201 on the motor shaft, so that an operator can downwardly sleeve the bottom positioning sleeves 101 on the outer circumferential surfaces of the bottoms of all the hanger units 103 to form a complete state hanger 1 structure, hang and lift the hanger 1, and then vertically lift the motor shaft for assembly, processing and other operations.
The bottom of the outer side wall of each lifting appliance unit 103 is a sleeve unit 1033, after each lifting appliance unit 103 is gathered, each circular ring unit is connected into a complete sleeve, the bottom positioning sleeve 101 comprises a limiting sleeve 1011 and a vertical limiting snap ring 1012 which can be sleeved on the outer surface of the complete sleeve, the vertical limiting snap ring 1012 is arranged on the top end of the limiting sleeve 1011, and when the bottom positioning sleeve 101 downwards sleeves the complete sleeve, the vertical limiting snap ring 1012 blocks the top end of the complete sleeve. Therefore, the bottom positioning sleeve 101 can prevent the hanger units 103 forming the complete sleeve from moving outwards in the radial direction, and the vertical limiting snap ring 1012 can prevent the hanger units 103 from moving upwards, so that a good limiting effect is achieved.
The bottom surface of the positioning groove 1031 on the circumferential surface of the motor shaft part is provided with a groove 1034. The groove 1034 has the function of facilitating the processing of the positioning groove 1031 on the circumferential surface of the motor shaft part by the processing equipment and effectively reducing the weight of the lifting appliance 1.
The top ends of the hanger units 103 are respectively provided with a connecting through hole 1035, the connecting through holes 1035 of the hanger units 103 are sequentially communicated, and the top connecting piece 102 sequentially penetrates through the connecting through holes 1035 of the hanger units 103 to connect the top ends of all the hanger units 103 into a whole.
The top connector 102 is a connecting ring, and the connecting ring is composed of a horizontal serial section 1021 and an arc-shaped hanging section 1022. The horizontal string section 1021 is used to string the spreader units 103, and the curved suspension section 1022 is used to connect suspension devices, such as cranes, walls, etc.
The outer surface shape of the complete state lifting appliance 1 structure is cylindrical at the upper part, circular truncated cone at the middle part and circular ring at the lower part.
Example 2
This example differs from example 1 in that:
the top connector 102 is a screw.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a hoist for hoisting motor rotor subassembly which characterized in that: the lifting appliance comprises a bottom positioning sleeve, a top connecting piece and at least two lifting appliance units, wherein the bottom surface of each lifting appliance unit is provided with a positioning groove at the peripheral surface of a motor shaft part, and a clamping ring piece capable of being inserted into a clamping ring groove on a motor shaft is arranged on the inner side surface of the positioning groove at the peripheral surface of the motor shaft part; the tops of the lifting appliance units are connected through a connecting piece, and after the lifting appliance units are gathered together, the lifting appliance units are sleeved downwards by a bottom positioning sleeve from bottom to form a lifting appliance structure in a complete state, and the peripheral positioning grooves of the complete motor shaft are formed by the peripheral positioning grooves of the motor shaft parts of the lifting appliance units.
2. A lifting appliance for lifting a rotor assembly of an electric machine according to claim 1, wherein: each hoist unit lateral wall bottom is the sleeve unit, and each hoist unit gathers together the back, and each ring unit links into a complete sleeve, and the bottom position sleeve is including can overlapping at the stop collar and the perpendicular spacing snap ring of complete sleeve surface, and perpendicular spacing snap ring sets up on the stop collar top, and when the bottom position sleeve from down entangling complete sleeve, perpendicular spacing snap ring blocked complete sleeve top.
3. A lifting appliance for lifting a rotor assembly of an electric machine according to claim 1, wherein: the bottom surface of the positioning groove on the peripheral surface of the motor shaft part is provided with a groove.
4. A lifting appliance for lifting a rotor assembly of an electric machine according to claim 1, wherein: the top ends of the lifting appliance units are respectively provided with a connecting through hole, the connecting through holes of the lifting appliance units are sequentially communicated, and the top connecting piece sequentially penetrates through the connecting through holes of the lifting appliance units to integrally connect the top ends of all the lifting appliance units.
5. A lifting appliance for lifting a rotor assembly of an electric motor according to claim 4, wherein: the top connecting piece is a connecting ring which consists of a horizontal series connection section and an arc-shaped suspension section.
6. A lifting appliance for lifting a rotor assembly of an electric motor according to claim 4, wherein: the top connecting piece is a screw.
7. A lifting appliance for lifting a rotor assembly of an electric motor according to any one of claims 1 to 4, wherein: the outer surface shape of the complete state lifting appliance structure is that the upper part is cylindrical, the middle part is in a round table shape, and the lower part is in a circular ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913628.5U CN211393551U (en) | 2019-11-07 | 2019-11-07 | Lifting appliance for lifting motor rotor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913628.5U CN211393551U (en) | 2019-11-07 | 2019-11-07 | Lifting appliance for lifting motor rotor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211393551U true CN211393551U (en) | 2020-09-01 |
Family
ID=72210178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921913628.5U Active CN211393551U (en) | 2019-11-07 | 2019-11-07 | Lifting appliance for lifting motor rotor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211393551U (en) |
-
2019
- 2019-11-07 CN CN201921913628.5U patent/CN211393551U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20240424 Granted publication date: 20200901 |
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| PP01 | Preservation of patent right |