CN215009908U - Motor connecting mechanism - Google Patents
Motor connecting mechanism Download PDFInfo
- Publication number
- CN215009908U CN215009908U CN202120597814.3U CN202120597814U CN215009908U CN 215009908 U CN215009908 U CN 215009908U CN 202120597814 U CN202120597814 U CN 202120597814U CN 215009908 U CN215009908 U CN 215009908U
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- China
- Prior art keywords
- motor rotor
- rotor shaft
- input shaft
- motor
- electric motor
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Abstract
The utility model discloses a motor connection structure that compact structure, centering are effectual, transmission efficiency is high, its characterized in that: including input shaft, connecting bolt, electric motor rotor axle, bearing, electric motor rotor, motor stator and box, the box contains the cavity, electric motor rotor axle, electric motor rotor and motor stator are radial from interior to exterior arrange in proper order in the cavity of box, the epaxial axial screw that is equipped with of electric motor rotor, its one end are equipped with the connecting hole with the axial screw with the axial lead, the shape and size of the periphery of the one end of input shaft corresponds with the shape and size of the epaxial connecting hole of electric motor rotor, and its this end gets into the cavity of box and is connected with the connecting hole of electric motor rotor axle, the one end that the input shaft was kept away from to the electric motor rotor axle rotationally connects in one side of box.
Description
Technical Field
The utility model relates to a motor, concretely relates to motor coupling mechanism.
Background
The traditional motor connecting mechanism usually adopts a belt to carry out transmission connection, and the belt transmission has the following defects: the transmission efficiency is low; the mechanism is complex, and more connecting parts are added; the volume is large, and the occupied space is too much.
Disclosure of Invention
An object of the utility model is to provide a motor connection structure that compact structure, centering are effectual, transmission efficiency is high.
The utility model adopts the following technical scheme:
a motor connecting mechanism is characterized in that: comprises an input shaft, a connecting bolt, a motor rotor shaft, a bearing, a motor rotor, a motor stator and a box body,
the box body is internally provided with a cavity,
the motor rotor shaft, the motor rotor and the motor stator are sequentially arranged in the cavity of the box body from inside to outside in the radial direction,
the motor rotor shaft is provided with an axial screw hole, one end of the motor rotor shaft is provided with a connecting hole which has the same axial lead with the axial screw hole,
the shape and the size of the periphery of one end of the input shaft correspond to the shape and the size of a connecting hole on the motor rotor shaft, the end of the input shaft enters the cavity of the box body and is connected with the connecting hole of the motor rotor shaft,
one end of the motor rotor shaft, which is far away from the input shaft, is rotatably connected to one side of the box body.
Preferably, the connecting hole on the motor rotor shaft is a tapered hole, and one end of the input shaft connected with the connecting hole is a tapered body matched with the tapered hole.
Preferably, the motor rotor shaft further comprises a bearing and a bearing cover provided with a mounting hole, the bearing cover is mounted on the outer side of the box body, the bearing is mounted in the mounting hole of the bearing cover through an outer ring, and one end, far away from the input shaft, of the motor rotor shaft is rotatably connected to one side of the box body through the bearing.
As a preferred scheme, a cable outlet channel is reserved on the bearing cover.
The utility model has the following advantages.
The utility model automatically realizes the center centering of the two shafts by connecting the input shaft with the connecting hole of the motor rotor shaft through one end of the periphery with the shape and the size corresponding to the shape and the size of the connecting hole on the motor rotor shaft; the input shaft and the motor rotor shaft are connected together through the connecting bolt to form a whole, so that the rigidity of the connecting shaft is ensured; one end of the motor rotor shaft, which is far away from the input shaft, is rotatably connected to one side of the box body, so that the support and balanced operation of the motor rotor are ensured; the scheme has compact structure, good centering effect and high transmission efficiency; a belt transmission mechanism is not needed, the structure is simple, and connecting parts are few; the volume is smaller, and the occupied effective space is smaller.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
referring to fig. 1, the utility model discloses a motor connecting mechanism, including input shaft 1, connecting bolt 2, electric motor rotor axle 3, bearing 4, electric motor rotor 6, motor stator 7 and box 8, the box 8 contains the cavity, electric motor rotor axle 3, electric motor rotor 6 and motor stator 7 radially from inside to outside arrange in proper order in the cavity of box 8, be equipped with axial screw 31 on the electric motor rotor axle 3, its one end is equipped with the connecting hole 30 with the axial lead with axial screw 31, the shape and size of the periphery of the one end of input shaft 1 corresponds with the shape and size of connecting hole 30 on the electric motor rotor axle 3, and its this end gets into the cavity of box 8 and is connected with the connecting hole 30 of electric motor rotor axle 3, the one end that electric motor rotor axle 3 kept away from input shaft 1 rotationally connects in one side of box 8. Thus, the utility model discloses an input shaft 1 is connected with connecting hole 30 of motor rotor shaft 3 through the one end that the shape and size of periphery corresponds with the shape and size of connecting hole 30 on motor rotor shaft 3, realizes the center centering of diaxon automatically; the input shaft 1 and the motor rotor shaft 3 are connected together through the connecting bolt 2 to form a whole, so that the rigidity of the connecting shaft 1 is ensured; one end of the motor rotor shaft 3, which is far away from the input shaft 1, is rotatably connected to one side of the box body 8, so that the support and the balanced operation of the motor rotor 3 are ensured; the scheme has compact structure, good centering effect and high transmission efficiency; a belt transmission mechanism is not needed, the structure is simple, and connecting parts are few; the volume is smaller, and the occupied effective space is smaller.
Referring to fig. 1, preferably, the connection hole 30 on the motor rotor shaft 3 is a tapered hole, and one end of the input shaft 1 connected with the connection hole 30 is a cone adapted to the tapered hole. This makes input shaft 1 and motor rotor shaft 3 connect more convenient easy and result of use better.
Referring to fig. 1, it preferably further includes a bearing 4 and a bearing cover 5 having a mounting hole 50, the bearing cover 5 is mounted on the outer side of the housing 8, the bearing 4 is mounted in the mounting hole 50 of the bearing cover 5 through an outer ring, and one end of the motor rotor shaft 3 away from the input shaft 1 is rotatably connected to one side of the housing 8 through the bearing 4. This makes the structure that the end of the motor rotor shaft 3 far away from the input shaft 1 is rotatably connected to one side of the box body 8 simpler and better in use effect.
As a preferable scheme, a cable outlet channel is reserved on the bearing cover 5. This makes the cable outlet easier.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (4)
1. A motor connecting mechanism is characterized in that: comprises an input shaft (1), a connecting bolt (2), a motor rotor shaft (3), a bearing (4), a motor rotor (6), a motor stator (7) and a box body (8),
the box body (8) is internally provided with a cavity,
the motor rotor shaft (3), the motor rotor (6) and the motor stator (7) are sequentially arranged in the cavity of the box body (8) from inside to outside in the radial direction,
the motor rotor shaft (3) is provided with an axial screw hole (31), one end of the motor rotor shaft is provided with a connecting hole (30) which has the same axial lead with the axial screw hole (31),
the shape and the size of the periphery of one end of the input shaft (1) correspond to the shape and the size of a connecting hole (30) on the motor rotor shaft (3), the end of the input shaft enters the cavity of the box body (8) and is connected with the connecting hole (30) of the motor rotor shaft (3),
one end of the motor rotor shaft (3) far away from the input shaft (1) is rotatably connected to one side of the box body (8).
2. A motor coupling mechanism according to claim 1, wherein: the motor rotor shaft is characterized in that a connecting hole (30) in the motor rotor shaft (3) is a conical hole, and one end, connected with the connecting hole (30), of the input shaft (1) is a conical body matched with the conical hole.
3. A motor connecting mechanism according to claim 1 or 2, wherein: still include bearing (4) and be equipped with bearing cap (5) of pilot hole 50 on it, bearing cap (5) assemble in the outside of box (8), bearing (4) are installed in bearing cap's (5) pilot hole 50 through the outer lane, the one end that input shaft (1) was kept away from in motor rotor shaft (3) is rotationally connected in one side of box (8) through bearing (4).
4. A motor coupling mechanism according to claim 3, wherein: and a cable outlet channel is reserved on the bearing cover (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120597814.3U CN215009908U (en) | 2021-03-24 | 2021-03-24 | Motor connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120597814.3U CN215009908U (en) | 2021-03-24 | 2021-03-24 | Motor connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215009908U true CN215009908U (en) | 2021-12-03 |
Family
ID=79162275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120597814.3U Active CN215009908U (en) | 2021-03-24 | 2021-03-24 | Motor connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215009908U (en) |
-
2021
- 2021-03-24 CN CN202120597814.3U patent/CN215009908U/en active Active
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