CN209913649U - Mechanical locking mechanism of permanent magnet direct drive motor special for mill - Google Patents
Mechanical locking mechanism of permanent magnet direct drive motor special for mill Download PDFInfo
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- CN209913649U CN209913649U CN201920801409.1U CN201920801409U CN209913649U CN 209913649 U CN209913649 U CN 209913649U CN 201920801409 U CN201920801409 U CN 201920801409U CN 209913649 U CN209913649 U CN 209913649U
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Abstract
The utility model discloses a mechanical locking mechanism of a permanent magnet direct drive motor special for a mill, which comprises a motor body and an output end cover connected with the motor body, wherein one side of the output end cover, which is far away from the motor body, is provided with a fixed plate which is arranged in parallel with the end surface of the output end cover, and the end surface of the fixed plate is provided with at least one waist-shaped through hole; the motor main shaft of the motor body is provided with a rotating disc and is used for driving the rotating disc to rotate; the rotating disc is arranged opposite to the fixed plate, and a plurality of round holes are formed in the end face of the rotating disc; the rotating disc sequentially penetrates through the round hole and the waist-shaped through hole through the safety pin and is stably connected with the fixing plate. The utility model discloses a mechanical locking mechanism, compact structure, convenient to use has practiced thrift installation space, has improved structural stability simultaneously to the cost is with low costs, is suitable for the large tracts of land and promotes.
Description
Technical Field
The utility model relates to the field of electric machine, concretely relates to special permanent magnetism of mill directly drives mechanical locking mechanism of motor.
Background
The mill is the key equipment for crushing the materials after the materials are crushed. The method is widely applied to the fields of ores, coal, cement, electric power, ceramics, glass, fertilizers, metallurgy, electronics, chemical industry, building materials, magnetic materials and the like; the grinding machine has the working principle that the driving system drives the barrel to rotate, the ball stones in the barrel are taken up to crush and grind materials, and after the grinding machine is stopped, the ball stones in the barrel often sink below incompletely, so that an eccentric load is generated, once the eccentric load exceeds the friction torque of the grinding machine, the rotation of the barrel can be caused, and the personal safety can be endangered.
The prior art has two modes of a mill driving system, one mode is a common asynchronous motor and a reducer driving mode, the system has a complex structure and low transmission efficiency, and the system is gradually replaced by a direct-drive system; compared with the traditional driving products, the permanent magnet variable frequency direct-drive system has the advantages of direct-drive low speed, large torque, maintenance-free, high efficiency, energy conservation, convenient installation, stable operation, compact structure, small occupied space, long service life and the like, is suitable for various severe working environments, and is an ideal driving product for various current mills.
However, the permanent magnet direct drive motor used at present does not contain a locking mechanism or a hydraulic brake is arranged on a transmission system, the direct drive motor without the locking mechanism is not accepted on site due to safety factors, and the hydraulic brake has very high cost and large floor area and is difficult to popularize in a large area.
Based on the above situation, the utility model provides a special permanent magnetism of mill directly drives mechanical locking mechanism of motor can effectively solve above problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special permanent-magnet direct drive motor's of mill mechanical locking mechanism. The mechanical locking mechanism of the utility model integrates the motor body and the locking structure into a whole, has compact structure, saves the installation space and is convenient to install and disassemble; the structure is simple, the mechanical structure is not influenced by other factors such as field power and the like, and the structural stability is strong; the rotating disc is provided with a plurality of uniformly distributed round holes, so that the safety pin can be inserted no matter the rotating disc stops at any position, and the use is convenient; the cost is low, and the method is suitable for large-area popularization.
The utility model discloses a following technical scheme realizes: a mechanical locking mechanism of a permanent magnet direct drive motor special for a grinding machine comprises a motor body and an output end cover connected with the motor body, wherein a fixing plate arranged in parallel with the end face of the output end cover is arranged on one side, far away from the motor body, of the output end cover, and at least one waist-shaped through hole is formed in the end face of the fixing plate; the motor main shaft of the motor body is provided with a rotating disc and is used for driving the rotating disc to rotate; the rotating disc is arranged opposite to the fixed plate, and a plurality of round holes are formed in the end face of the rotating disc; the rotating disc sequentially penetrates through the round hole and the waist-shaped through hole through the safety pin and is stably connected with the fixing plate.
The utility model provides a mechanical locking mechanism of a permanent magnet direct drive motor special for a mill, the fixed plate, the rotating disc and the motor main body are connected into a whole, the structure is compact, and the production, the assembly, the disassembly and the use are convenient; at least one waist-shaped through hole is formed in the fixing plate, and a plurality of round holes are formed in the rotating disc, so that the round holes and the waist-shaped through holes can be better penetrated through the safety pins, the rotating disc is stably connected with the fixing plate, and the use is convenient.
Preferably, the edge of the end face of the fixing plate is provided with 4 waist-shaped through holes which are distributed in central symmetry.
In the above structure, the number of the kidney-shaped through holes is preferably 4, so that a single or a plurality of safety pins can be inserted into the kidney-shaped through holes of the fixed plate and the circular holes of the rotating disc; 4 kidney-shaped through-holes all are located fixed plate terminal surface border, can make locking torque big like this to reach better locking effect.
More preferably, a plurality of uniformly distributed round holes are formed in the circumferential direction of the edge of the end face of the rotating disc.
In the structure, a plurality of uniformly distributed round holes are formed in the rotating disk, so that the safety pin can penetrate through the round holes and the waist-shaped through holes no matter the rotating disk stops at any position, and the use is convenient.
Preferably, the motor spindle is connected with the rotating disc through a flat key.
In the structure, the flat key connection is adopted, the structure is simple, the dismounting is convenient, the centering performance is good, and the device is suitable for occasions with high speed, load variation and impact resistance.
Preferably, the output end cover is welded with the fixing plate into a whole.
In the structure, the output end cover is welded with the fixing plate into a whole, the structural stability is strong, and the better fixing and locking effect is achieved.
Compared with the prior art, the utility model, following advantage and beneficial effect have: the utility model provides a mechanical locking mechanism of a permanent magnet direct drive motor special for a mill, the fixed plate, the rotating disc and the motor main body are connected into a whole, the structure is compact, and the production, the assembly, the disassembly and the use are convenient; at least one waist-shaped through hole is formed in the fixing plate, and a plurality of round holes are formed in the rotating disc, so that the round holes and the waist-shaped through holes can be better penetrated through the safety pins, the rotating disc is stably connected with the fixing plate, and the use is convenient.
Waist shape through-hole quantity preferred be 4, can insert single or a plurality of safety pin in the waist shape through-hole of fixed plate and the round hole of rotary disk like this, 4 waist shape through-holes all are located fixed plate terminal surface edge, can make locking torque big like this to reach and lock the effect better.
The rotary disk on set up a plurality of evenly distributed's round hole, can ensure no matter the rotary disk stops in the optional position, the safety pin all can pass round hole and waist shape through-hole, convenient to use.
Fixed plate and rotary disk between adopt the parallel key to be connected, simple structure, easy dismounting, to neutrality good to be applicable to high-speed, bear the occasion of becoming to carry, assault.
Output end cover with the fixed plate welds integratively, structural stability is strong, has reached the fixed locking effect better.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the right-side view structure of the present invention;
fig. 3 is a schematic right-view structural diagram of the fixing plate of the present invention;
in the figure: 1-a motor body; 11-a motor spindle; 2-an output end cover; 3, fixing a plate; 31-kidney shaped through holes; 4-rotating the disc; 41-round hole; 5-a safety pin; 6-flat bond.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
As shown in fig. 1 to 3, a mechanical locking mechanism of a permanent magnet direct drive motor dedicated for a mill comprises a motor body 1 and an output end cover 2 connected with the motor body 1, wherein a fixing plate 3 arranged in parallel with the end surface of the motor body is arranged on one side of the output end cover 2 away from the motor body 1, and at least one kidney-shaped through hole 31 is arranged on the end surface of the fixing plate 3; the motor main shaft 11 of the motor body 1 is provided with the rotating disc 4, and the motor main shaft 11 is used for driving the rotating disc 4 to rotate; the rotating disc 4 is arranged opposite to the fixed plate 3, the rotating disc 4 and the fixed plate 3 are both disc-shaped, the areas of the end faces are the same, and a plurality of circular holes 41 are formed in the end face of the rotating disc 4; the rotating disc 4 passes through the round hole 41 and the kidney-shaped through hole 31 in sequence through the safety pin 5 and is firmly connected with the fixing plate 3, and the number of the safety pins 5 can be 1 or more.
Furthermore, 4 waist shape through-holes 31 that are central symmetry distribution are seted up at the terminal surface border of fixed plate 3, and 4 waist shape through-holes 31 all are located the terminal surface border of fixed plate 3, can make this mechanism locking torque big, and fixed locking is effectual.
Furthermore, a plurality of uniformly distributed round holes 41 are formed in the circumferential direction of the end face edge of the rotating disc 4, the size of the round holes 41 is consistent with that of the waist-shaped through holes 31, and the safety pins 5 can be inserted into the round holes no matter the rotating disc 4 stops at any position.
Further, the motor spindle 11 is connected with the rotating disk 4 through a flat key 6.
Further, the output end cap 2 and the fixing plate 3 are welded into a whole.
The utility model discloses a theory of operation of an embodiment as follows:
in the motor operation process, rotary disk 4 and motor spindle 11 synchronous revolution, when the mill stops to overhaul or receives the exogenic action, pass the round hole 41 of rotary disk 4 and the waist shape through-hole 31 of fixed plate 3 with single or a plurality of safety pin 5 in proper order for rotary disk 4 and fixed plate 3 are firmly connected, thereby have restricted motor spindle 11's rotation, avoid causing accidental injury to personnel, play safety protection's effect.
According to the utility model discloses a description and attached drawing, the technical personnel in the field make or use very easily the utility model discloses a special permanent magnetism of mill directly drives mechanical locking mechanism of motor to can produce the positive effect that the utility model discloses record.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above, only be the preferred embodiment of the utility model discloses it is not right the utility model discloses do the restriction in any form, in addition, include to arrange locking mechanism in motor body rear end (non-output end), also should cover within the protection scope of the utility model discloses a everything is according to the utility model discloses a technical entity all falls into within the protection scope to any simple modification, the equivalent change of above embodiment doing.
Claims (5)
1. The utility model provides a special permanent magnetism of mill directly drives mechanical locking mechanism of motor, includes motor body (1) and output end cover (2) that link to each other with motor body (1), its characterized in that: a fixing plate (3) arranged in parallel with the end face of the motor body (1) is arranged on one side, far away from the motor body (1), of the output end cover (2), and at least one waist-shaped through hole (31) is formed in the end face of the fixing plate (3); the motor main shaft (11) of the motor body (1) is provided with the rotating disc (4), and the motor main shaft (11) is used for driving the rotating disc (4) to rotate; the rotating disc (4) is arranged opposite to the fixed plate (3), and the end face of the rotating disc (4) is provided with a plurality of round holes (41); the rotating disc (4) sequentially penetrates through the round hole (41) and the waist-shaped through hole (31) through the safety pin (5) and is stably connected with the fixing plate (3).
2. The mechanical locking mechanism of the permanent magnet direct drive motor special for the grinding machine as claimed in claim 1 is characterized in that: the end face edge of the fixed plate (3) is provided with 4 waist-shaped through holes (31) which are distributed in central symmetry.
3. The mechanical locking mechanism of the permanent magnet direct drive motor special for the grinding machine as claimed in claim 1 or 2, is characterized in that: and a plurality of uniformly distributed round holes (41) are formed in the circumferential direction of the edge of the end face of the rotating disc (4).
4. The mechanical locking mechanism of the permanent magnet direct drive motor special for the grinding machine as claimed in claim 1 is characterized in that: the motor spindle (11) is connected with the rotating disc (4) through a flat key (6).
5. The mechanical locking mechanism of the permanent magnet direct drive motor special for the grinding machine as claimed in claim 1 is characterized in that: the output end cover (2) and the fixing plate (3) are welded into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801409.1U CN209913649U (en) | 2019-05-30 | 2019-05-30 | Mechanical locking mechanism of permanent magnet direct drive motor special for mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920801409.1U CN209913649U (en) | 2019-05-30 | 2019-05-30 | Mechanical locking mechanism of permanent magnet direct drive motor special for mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209913649U true CN209913649U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920801409.1U Active CN209913649U (en) | 2019-05-30 | 2019-05-30 | Mechanical locking mechanism of permanent magnet direct drive motor special for mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209913649U (en) |
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2019
- 2019-05-30 CN CN201920801409.1U patent/CN209913649U/en active Active
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