CN208508684U - A kind of Variable power series dc motor - Google Patents
A kind of Variable power series dc motor Download PDFInfo
- Publication number
- CN208508684U CN208508684U CN201821243298.9U CN201821243298U CN208508684U CN 208508684 U CN208508684 U CN 208508684U CN 201821243298 U CN201821243298 U CN 201821243298U CN 208508684 U CN208508684 U CN 208508684U
- Authority
- CN
- China
- Prior art keywords
- shaft
- bearing block
- cabinet
- variable power
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Motor Or Generator Cooling System (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a kind of Variable power series dc motors, including shell and pedestal, the housing bottom is fixedly connected with pedestal, base upper surface is welded with sleeve, described sleeve one end is plugged with spring, described shell one end has been connected by screw to bearing block, the bearing block side is rotatably connected to shaft, the inner walls adhesion has acoustical cotton, the acoustical cotton side is provided with cabinet, there is cooling fin on the cabinet surface by heat-conducting silicone grease adhesion, described cabinet one end is rotatably connected to fan, the bearing block inner wall opens up fluted, described shaft one end is fixedly connected with double wedge.The utility model is opened up fluted by bearing block inner wall, and shaft one end is fixedly connected with double wedge, it is connected by ratcheting between groove and double wedge, the frictional force between shaft and bearing block can effectively be increased, prevent cabinet from causing shaft to generate sliding phenomenon in drive shaft rotation, in regulation power, the output of torque is not influenced.
Description
Technical field
The utility model relates to a kind of motor, in particular to a kind of Variable power series dc motor.
Background technique
Series-wound motor is widely used, and is mainly used for various household electrical appliance, electric tool, medical instrument, junior machine
Deng, may be made as general-purpose machine, be used as driving, single phase series motivated motor be world today's dosage at most a kind of small power electric
Machine.
In regulation power, shaft is easy to generate sliding between shell existing series excited machine, to influence its work
When torque, for this purpose, it is proposed that a kind of Variable power series dc motor.
Utility model content
The main purpose of the utility model is to provide a kind of Variable power series dc motors, are opened up by bearing block inner wall
It is fluted, and shaft one end is fixedly connected with double wedge, is connected by ratcheting between groove and double wedge, can effectively increase shaft with
Frictional force between bearing block prevents cabinet from causing shaft to generate sliding phenomenon in drive shaft rotation, in regulation power,
The output of torque is not influenced, can effectively solve the problems in background technique.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of Variable power series dc motor, including shell and pedestal, the housing bottom is fixedly connected with pedestal, described
Base upper surface is welded with sleeve, and described sleeve one end is plugged with spring, and described shell one end has been connected by screw to bearing block,
The bearing block side is rotatably connected to shaft, and the inner walls adhesion has acoustical cotton, and the acoustical cotton side setting is organic
There is cooling fin on case, the cabinet surface by heat-conducting silicone grease adhesion, and described cabinet one end is rotatably connected to fan, the bearing block
Inner wall opens up fluted, and described shaft one end is fixedly connected with double wedge.
Further, the spring one end extends to barrel bore, and the spring other end is welded with supporting leg.
Further, the shaft runs through bearing block, and the shaft other end extends to housing cavity and mutually holds in the mouth with cabinet
It connects.
Further, the cooling fin is albronze cooling fin, and the fan side offers heat release hole, the heat dissipation
Hole side has been connected by a snap dust-proof mesh enclosure.
Further, ratcheting between the groove and double wedge to be connected.
Compared with prior art, the utility model has the following beneficial effects:
1. being plugged with spring by sleeve one end and spring one end extending to barrel bore, the structure of adjustable height spring is strong
Degree prevents its anti-raw bending, while can preferably play the role of shock-absorbing.
2. being opened up by bearing block inner wall fluted, and shaft one end is fixedly connected with double wedge, by groove and double wedge it
Between it is ratcheting be connected, can effectively increase the frictional force between shaft and bearing block, prevent cabinet drive shaft rotation when cause
Shaft, which generates sliding phenomenon, does not influence the output of torque in regulation power.
It is a kind of porous material for being laminated ladder density, the hole of the inside is that have 3. having acoustical cotton by inner walls adhesion
Connectivity, sound rubs after entering with material hole wall, and energy conversion is finally reached the purpose of acoustic energy attenuation, sound
It can be converted into thermal energy, can effectively reduce the noise generated when motor work.
4. there is cooling fin on cabinet surface by heat-conducting silicone grease adhesion, the heat for issuing cabinet by heat-conducting silicone grease is more effective
Ground is transmitted on cooling fin, and cooling fin is albronze cooling fin, and good heat conductivity, radiating efficiency are fast, then is dissipated through cooling fin
It is dealt into surrounding air, the flowing of cooling fin surrounding air is accelerated by fan, convenient for improving radiating efficiency.
Detailed description of the invention
Fig. 1 is the overall structure diagram that the utility model is used for a kind of Variable power series dc motor.
Fig. 2 is the bearing block structure schematic diagram that the utility model is used for a kind of Variable power series dc motor.
Fig. 3 is the pivot structure schematic diagram that the utility model is used for a kind of Variable power series dc motor.
In figure: 1, shell；2, pedestal；3, sleeve；4, spring；5, supporting leg；6, bearing block；7, shaft；8, acoustical cotton；9, machine
Case；10, cooling fin；11, fan；12, heat release hole；13, dust-proof mesh enclosure；14, groove；15, double wedge.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of Variable power series dc motor, including shell 1 and pedestal 2,1 bottom of shell are fixed
It is connected with pedestal 2,2 upper surface of pedestal is welded with sleeve 3, and described 3 one end of sleeve is plugged with spring 4, described 1 one end of shell
It is connected by screw to bearing block 6,6 side of bearing block is rotatably connected to shaft 7, and the 1 inner wall adhesion of shell has sound-absorbing
Cotton 8,8 side of acoustical cotton are provided with cabinet 9, and there are cooling fin 10, the machine in 9 surface of cabinet by heat-conducting silicone grease adhesion
9 one end of case is rotatably connected to fan 11, and 6 inner wall of bearing block opens up fluted 14, and described 7 one end of shaft is fixedly connected with
Double wedge 15.
Wherein, described 4 one end of spring extends to 3 inner cavity of sleeve, and 4 other end of spring is welded with supporting leg 5.
Wherein, the shaft 7 runs through bearing block 6, and 7 other end of shaft extends to 1 inner cavity of shell and holds in the mouth with 9 phase of cabinet
It connects.
Wherein, the cooling fin 10 is albronze cooling fin, and 11 side of fan offers heat release hole 12, described to dissipate
12 side of hot hole has been connected by a snap dust-proof mesh enclosure 13.
Wherein, ratcheting between the groove 14 and double wedge 15 to be connected.
It should be noted that the utility model is a kind of Variable power series dc motor, pass through 2 upper surface of pedestal when work
It is welded with sleeve 3, and spring 4 is plugged with by 3 one end of sleeve and 4 one end of spring extends to 3 inner cavity of sleeve, adjustable height spring 4
Structural strength, prevent its anti-raw bending, while can preferably play the role of shock-absorbing, pass through 4 other end of spring and supporting leg 5
It is weldingly connected, can effectively slow down the vibration generated when shell 1 works, bearing block has been connected by screw to by 1 one end of shell
6, and 6 inner wall of bearing block opens up fluted 14, and is rotatably connected to shaft 7 by 6 side of bearing block, and 7 one end of shaft is fixed
It is connected with double wedge 15, is connected by ratcheting between groove 14 and double wedge 15, can effectively be increased between shaft 7 and bearing block 6
Frictional force, prevent cabinet 9 from shaft 7 being caused to generate sliding phenomenon when drive shaft 7 rotates does not influence to turn round in regulation power
The output of square has acoustical cotton 8 by 1 inner wall adhesion of shell, is a kind of porous material for being laminated ladder density, the hole of the inside is that have
Connectivity, sound rubs after entering with material hole wall, and energy conversion is finally reached the purpose of acoustic energy attenuation, sound
It can be converted into thermal energy, can effectively reduce the noise generated when motor work, 9 surface of cabinet has scattered by heat-conducting silicone grease adhesion
Backing 10 is more effectively transmitted on cooling fin 10 by the heat that heat-conducting silicone grease issues cabinet 9, and cooling fin 10 is copper aluminium
Alloy heat-sink piece, good heat conductivity, radiating efficiency are fast, then are dispersed into surrounding air through cooling fin 10, are added by fan 11
Heat is discharged by heat release hole 12 convenient for improving radiating efficiency, reaches cooling and heat dissipation by fast 10 surrounding air of cooling fin flowing
Effect can prevent dust from entering 1 inner cavity of shell by dust-proof mesh enclosure 13.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of Variable power series dc motor, including shell (1) and pedestal (2), shell (1) bottom is fixedly connected with bottom
Seat (2), it is characterised in that: pedestal (2) upper surface is welded with sleeve (3), and described sleeve (3) one end is plugged with spring (4),
Described shell (1) one end has been connected by screw to bearing block (6), and bearing block (6) side is rotatably connected to shaft (7), institute
Stating shell (1) inner wall adhesion has acoustical cotton (8), and acoustical cotton (8) side is provided with cabinet (9), and cabinet (9) surface is logical
Crossing heat-conducting silicone grease adhesion has cooling fin (10), and described cabinet (9) one end is rotatably connected to fan (11), in the bearing block (6)
Wall opens up fluted (14), and described shaft (7) one end is fixedly connected with double wedge (15).
2. a kind of Variable power series dc motor according to claim 1, it is characterised in that: prolong described spring (4) one end
Sleeve (3) inner cavity is extended to, spring (4) other end is welded with supporting leg (5).
3. a kind of Variable power series dc motor according to claim 1, it is characterised in that: the shaft (7) runs through axis
It holds seat (6), shaft (7) other end extends to shell (1) inner cavity and is mutually connected with cabinet (9).
4. a kind of Variable power series dc motor according to claim 1, it is characterised in that: the cooling fin (10) is copper
Aluminum alloy heat sink, fan (11) side offer heat release hole (12), and heat release hole (12) side is connected by a snap
There are dust-proof mesh enclosure (13).
5. a kind of Variable power series dc motor according to claim 1, it is characterised in that: the groove (14) and double wedge
(15) ratcheting between to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821243298.9U CN208508684U (en) | 2018-08-01 | 2018-08-01 | A kind of Variable power series dc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821243298.9U CN208508684U (en) | 2018-08-01 | 2018-08-01 | A kind of Variable power series dc motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508684U true CN208508684U (en) | 2019-02-15 |
Family
ID=65299690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821243298.9U Expired - Fee Related CN208508684U (en) | 2018-08-01 | 2018-08-01 | A kind of Variable power series dc motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508684U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048536A (en) * | 2019-03-29 | 2019-07-23 | 芜湖市极星航空科技有限公司 | A kind of unmanned plane motor assist heat-dissipating casing |
| CN110429751A (en) * | 2019-07-17 | 2019-11-08 | 杨国丽 | A kind of three-phase alternating-current motor vibration noise inhibition device |
-
2018
- 2018-08-01 CN CN201821243298.9U patent/CN208508684U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110048536A (en) * | 2019-03-29 | 2019-07-23 | 芜湖市极星航空科技有限公司 | A kind of unmanned plane motor assist heat-dissipating casing |
| CN110429751A (en) * | 2019-07-17 | 2019-11-08 | 杨国丽 | A kind of three-phase alternating-current motor vibration noise inhibition device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210801 |