CN213185763U - Direct current motor convenient for torque transmission - Google Patents
Direct current motor convenient for torque transmission Download PDFInfo
- Publication number
- CN213185763U CN213185763U CN202022250839.4U CN202022250839U CN213185763U CN 213185763 U CN213185763 U CN 213185763U CN 202022250839 U CN202022250839 U CN 202022250839U CN 213185763 U CN213185763 U CN 213185763U
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- China
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- connecting piece
- output shaft
- cavity
- direct current
- current motor
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the motor and specifically relates to a direct current motor convenient to transmission torque. The utility model provides a following technical scheme: the utility model provides a direct current motor convenient to transmission torque, includes motor body, the last output shaft that is equipped with of motor body, be equipped with connecting device on the output shaft, connecting device includes the first connecting piece that links to each other with the output shaft and the second connecting piece that links to each other with the pivot, first connecting piece is connected with the second connecting piece, the installation cavity has been seted up for the other end of the continuous one end of first connecting piece to the second connecting piece, the cavity of equidimension is set to along the axial in the installation cavity inside, and the size is the echelonment gradually and increases progressively to the opening direction of installation cavity, and each cavity is along radially being equipped with the pinhole that runs through the. The utility model provides a connecting device sets up on the output shaft, simple to operate, and applicable different size, and the commonality is strong, is convenient for be connected with the pivot to the transmission of the torque of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the motor and specifically relates to a direct current motor convenient to transmission torque.
Background
The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator). The device can realize mutual conversion of direct current electric energy and mechanical energy: when the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator is operated, the generator is a direct current generator and converts mechanical energy into electric energy.
The torque of the dc motor is transmitted through an output shaft, and usually, the output shaft is connected to a rotating shaft, and the torque is transmitted to the rotating shaft by the rotation of the output shaft. But the output shaft is connected through other devices with being connected between the pivot, needs the installation in addition, and is comparatively troublesome, and the size is single, can only adapt to the pivot of a size, and the commonality is not strong.
Disclosure of Invention
To the problem that exists among the prior art, the utility model provides a direct current motor convenient to transmission torque, connecting device set up on the output shaft, simple to operate, and applicable different size, and the commonality is strong, is convenient for be connected with the pivot to the transmission of the torque of being convenient for.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a direct current motor convenient to transmission torque, includes motor body, the last output shaft that is equipped with of motor body, be equipped with connecting device on the output shaft, connecting device includes the first connecting piece that links to each other with the output shaft and the second connecting piece that links to each other with the pivot, first connecting piece is connected with the second connecting piece, the installation cavity has been seted up for the other end of the continuous one end of first connecting piece to the second connecting piece, the cavity of equidimension is set to along the axial in the installation cavity inside, and the size is the echelonment gradually and increases progressively to the opening direction of installation cavity, and each cavity is along radially being equipped with the pinhole that runs through the.
Adopt above-mentioned technical scheme, connecting device sets up on the output shaft, and first connecting piece links to each other with the second connecting piece, and first connecting piece links to each other with the output shaft, and the second connecting piece is used for connecting the pivot, simple to operate, the not unidimensional cavity of installation intracavity portion is applicable in not unidimensional pivot, and the commonality is strong to the setting of pinhole, the accessible makes the pivot fixed in the cavity with the cooperation of bolt, thereby makes pivot and first connecting piece link to each other, and is convenient for be connected with the pivot, thereby the transmission of the torque of being convenient for.
Furthermore, the cavities in the installation cavity are provided with elastic pieces which are arranged along the circumferential direction of the cavities.
By adopting the technical scheme, the connection between the cavity and the connected component can be firmer through the elastic sheet, and the elastic sheet has a certain deformation space, so that the adaptable size range of the cavity is enlarged.
Further, the first connecting piece and the output shaft are integrally formed.
By adopting the technical scheme, the first connecting piece is fixedly arranged on the output shaft, the step of connecting the first connecting piece with the output shaft is omitted, and the use is more convenient.
Furthermore, a flange face matched with the first connecting piece is arranged at the joint of the first connecting piece and the second connecting piece, and a connecting hole is formed in the flange face and is fastened and connected through a fastening piece.
By adopting the technical scheme, the first connecting piece and the second connecting piece are connected through the matching between the flange surfaces, so that the connection is more stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure of the present invention.
Fig. 3 is a top view of fig. 1.
Detailed Description
The following will further describe the embodiments of the present invention with reference to the drawings and examples.
As shown in fig. 1-3, the direct current motor convenient for torque transmission includes a motor body 1, an output shaft 11 is disposed on the motor body 1, a connection device 2 is disposed on the output shaft 11, the connection device 2 includes a first connection member 21 connected to the output shaft 11 and a second connection member 22 connected to a rotating shaft 7, the first connection member 21 is connected to the second connection member 22, an installation cavity 3 is disposed at the other end of the second connection member 22 opposite to the end connected to the first connection member 21, cavities 31 of different sizes are axially disposed in the installation cavity 3, the sizes gradually increase in a step shape toward an opening direction of the installation cavity 3, and pin holes 32 radially disposed through the cavities 31 are disposed in each cavity 31. Connecting device 2 sets up on output shaft 11, and first connecting piece 21 links to each other with second connecting piece 22, and first connecting piece 21 links to each other with output shaft 11, and second connecting piece 22 is used for connecting pivot 7, simple to operate, the inside not unidimensional cavity 31 of installation cavity 3, applicable in not unidimensional pivot 7, the commonality is strong to the setting of pinhole 32, the accessible makes pivot 7 fixed in cavity 31 with the cooperation of bolt 8, thereby makes pivot 7 link to each other with first connecting piece 21, and is convenient for be connected with pivot 7, thereby the transmission of the torque of being convenient for.
Before the rotating shaft 7 is coupled to the second connecting member 22, the through hole 71 corresponding to the position of the pin hole 32 is provided, the rotating shaft 7 enters the cavity 31 corresponding to the size of the rotating shaft 7, the through hole 71 is aligned with the pin hole 32, and then the pin 8 is inserted into the pin hole 32 and the through hole 71, so that the rotating shaft 7 is fixed in the cavity 31.
One end of the bolt 8 is provided with a limiting block 81, the other end of the bolt is provided with a limiting hole 82, and a cotter pin 9 is arranged in the limiting hole 82.
The cavity 31 in the installation cavity 3 is internally provided with the elastic sheet 4, and the elastic sheet 4 is arranged along the circumferential direction of the cavity 31. Through the elastic sheet 4, the connection between the cavity 31 and the connected components can be firmer, and the elastic sheet 4 has a certain deformation space, so that the size range of the cavity 31 can be adapted to be enlarged.
The first connecting member 21 is integrally formed with the output shaft 11. The arrangement ensures that the first connecting piece 21 is fixedly arranged on the output shaft 11, so that the step of connecting the first connecting piece 21 with the output shaft 11 is omitted, and the use is more convenient.
The joint of the first connecting piece 21 and the second connecting piece 22 is provided with a flange face 5 which is matched with the first connecting piece, and the flange face 5 is provided with a connecting hole and is fastened and connected through a fastening piece 6. The first connecting piece 21 and the second connecting piece 22 are connected through the matching between the flange surfaces 5, so that the connection is more stable.
Claims (5)
1. The utility model provides a direct current motor convenient to transmission torque, includes motor body, the last output shaft that is equipped with of motor body, its characterized in that: the output shaft is provided with a connecting device, the connecting device comprises a first connecting piece connected with the output shaft and a second connecting piece connected with the rotating shaft, the first connecting piece is connected with the second connecting piece, the other end of one end, connected with the first connecting piece, of the second connecting piece is provided with an installation cavity, cavities with different sizes are axially arranged in the installation cavity, the sizes gradually increase in a step shape towards the opening direction of the installation cavity, and each cavity is radially provided with a pin hole penetrating through the cavity.
2. A direct current electric motor for facilitating torque transfer as claimed in claim 1, wherein: the cavity in the installation cavity is internally provided with elastic pieces which are arranged along the circumferential direction of the cavity.
3. A direct current motor facilitating torque transmission according to claim 1 or 2, wherein: the first connecting piece and the output shaft are integrally formed.
4. A direct current motor facilitating torque transmission according to claim 1 or 2, wherein: and the joint of the first connecting piece and the second connecting piece is provided with a matched flange surface, and the flange surface is provided with a connecting hole and is fastened and connected through a fastening piece.
5. A direct current motor for facilitating torque transfer as claimed in claim 3, wherein: and the joint of the first connecting piece and the second connecting piece is provided with a matched flange surface, and the flange surface is provided with a connecting hole and is fastened and connected through a fastening piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022250839.4U CN213185763U (en) | 2020-10-10 | 2020-10-10 | Direct current motor convenient for torque transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022250839.4U CN213185763U (en) | 2020-10-10 | 2020-10-10 | Direct current motor convenient for torque transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213185763U true CN213185763U (en) | 2021-05-11 |
Family
ID=75778399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022250839.4U Expired - Fee Related CN213185763U (en) | 2020-10-10 | 2020-10-10 | Direct current motor convenient for torque transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213185763U (en) |
-
2020
- 2020-10-10 CN CN202022250839.4U patent/CN213185763U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |