CN203438140U - Self-cooled electric screwdriver - Google Patents
Self-cooled electric screwdriver Download PDFInfo
- Publication number
- CN203438140U CN203438140U CN201320551819.8U CN201320551819U CN203438140U CN 203438140 U CN203438140 U CN 203438140U CN 201320551819 U CN201320551819 U CN 201320551819U CN 203438140 U CN203438140 U CN 203438140U
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- CN
- China
- Prior art keywords
- self
- motor
- housing
- double
- cooled electric
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- 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)
Abstract
The utility model provides a self-cooled electric screwdriver. The self-cooled electric screwdriver comprises a shell, a double-shaft-extension motor is fixedly arranged in the shell, the front end output shaft of the double-shaft-extension motor extends out of the shell, and a tool bit is arranged on the end portion of the front end output shaft; the back end output shaft of the double-shaft-extension motor is located in the shell, and fan blades are arranged on the end portion of the back end output shaft; a ventilation slot is formed in the back end of the shell, a filter screen is arranged on the inner surface of the ventilation slot, and ventilation holes are formed in the front end side wall of the shell. The self-cooled electric screwdriver has the advantages of being good in heat dissipation effect, low in noise, small in vibration and long in service life.
Description
Technical field
The utility model relates to a kind of electric screw driver, particularly a kind of self-cooled electric screw driver.
Background technology
Traditional electric screw driver heat dispersion is poor, after long-time use, easily causes that the motor feels hot, affects the life-span.And traditional motor is bolted in housing, after long-time use, easily cause bolt looseness, impact is used and can be produced larger noise.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide the self-cooled electric screw driver that a kind of motor is fixing firmly, have radiating effect.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of self-cooled electric screw driver, comprise the housing 1 with handle, in described housing 1, be installed with motor for double-ended drive 2, the front end output shaft 21 of described motor for double-ended drive 2 extends to outside described housing 1, and in the end of described front end output shaft 21, cutter head 3 is installed, the rear end output shaft 22 of described motor for double-ended drive 2 is positioned at described housing 1, and the end at described rear end output shaft 22 is provided with fan blade 6, the rear end of described housing 1 offers ventilation slot 7, the inner surface of described ventilation slot 7 is provided with screen pack 8, the front end side wall of described housing 1 offers air vent 10.
Further, in described housing 1, be provided with motor draw-in groove 4, described motor for double-ended drive 2 is fastened in described motor draw-in groove 4, between described motor for double-ended drive 2 and described motor draw-in groove 4, is provided with cushion rubber layer 5.
Further, the inwall of described housing 1 offers helical groove.
Further, between described housing 1 and described handle, be provided with dividing plate 8, the upper surface of described dividing plate 8 offers helical groove.
Further, described air vent 10 is the little conical bore in large the inner, outer end
(3) beneficial effect
The utility model self-cooled electric screw driver, in the rear end of motor for double-ended drive, output shaft is provided with fan blade, it in use can be carried out motor cooling, prevents motor overheating and affects service life; On housing, offer ventilation slot, simultaneously the inner surface at ventilation slot is provided with screen pack, can when ventilating, prevent that dust etc. from entering housing, thus protection motor; In inner walls, offer helical groove, can transfer cooling air to spiral wind, can improve cooling effect; Motor is arranged with in housing, and and draw-in groove between be provided with cushion rubber layer, can prevent from, because vibrations cause motor loosening, reducing the impact of vibrations on housing, reduced noise simultaneously, improved resistance to overturning; The utility model self-cooled electric screw driver, good heat dissipation effect, noise low and shake little, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model self-cooled electric screw driver;
Fig. 2 is A portion enlarged drawing in Fig. 1;
Fig. 3 is the structural representation of the housing of the utility model self-cooled electric screw driver.
The specific embodiment
Consult Fig. 1 to Fig. 3, the utility model provides a kind of self-cooled electric screw driver, comprise housing 1, in housing 1, be installed with motor for double-ended drive 2, the front end output shaft 21 of motor for double-ended drive 2 extends to outside housing 1, in the end of front end output shaft 21, cutter head 3 is installed simultaneously, the rear end output shaft 22 of motor for double-ended drive 2 is positioned at housing 1, in the end of rear end output shaft 22, fan blade 6 is installed simultaneously, the rear end of housing 1 offers ventilation slot 7, inner surface at ventilation slot 7 is provided with screen pack 8, front end side wall at housing 1 offers air vent 10, inwall at this air vent 10 also can be provided with screen pack, in the present embodiment, be provided with motor draw-in groove 4 in housing 1, motor for double-ended drive 2 is fastened in this motor draw-in groove 4, between motor for double-ended drive 2 and motor draw-in groove 4, is provided with cushion rubber layer 5, in order to improve cooling effect, at the inwall of housing 1, offer helical groove, between housing 1 and handle, be provided with dividing plate 8 simultaneously, at the upper surface of this dividing plate 8, also offer helical groove, in order further to improve cooling effect, the inwall of housing 1 is cylindrical shape.In order to improve performance of ventilating, noise decrease, air vent 10 is the little conical bore in large the inner, outer end, and the bore that is positioned at housing outer wall is large, and the bore that is positioned at inwall is little.
The utility model self-cooled electric screw driver, in the rear end of motor for double-ended drive, output shaft is provided with fan blade, it in use can be carried out motor cooling, prevents motor overheating and affects service life; On housing, offer ventilation slot, simultaneously the inner surface at ventilation slot is provided with screen pack, can when ventilating, prevent that dust etc. from entering housing, thus protection motor; In inner walls, offer helical groove, can transfer cooling air to spiral wind, can improve cooling effect; Motor is arranged with in housing, and and draw-in groove between be provided with cushion rubber layer, can prevent from, because vibrations cause motor loosening, reducing the impact of vibrations on housing, reduced noise simultaneously, improved resistance to overturning; The utility model self-cooled electric screw driver, good heat dissipation effect, noise low and shake little, long service life.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a self-cooled electric screw driver, comprise the housing (1) with handle, it is characterized in that: in described housing (1), be installed with motor for double-ended drive (2), the front end output shaft (21) of described motor for double-ended drive (2) extends to outside described housing (1), and in the end of described front end output shaft (21), cutter head (3) is installed, the rear end output shaft (22) of described motor for double-ended drive (2) is positioned at described housing (1), and in the end of described rear end output shaft (22), fan blade (6) is installed, the rear end of described housing (1) offers ventilation slot (7), the inner surface of described ventilation slot (7) is provided with screen pack (8), the front end side wall of described housing (1) offers air vent (10).
2. self-cooled electric screw driver as claimed in claim 1, it is characterized in that: in described housing (1), be provided with motor draw-in groove (4), described motor for double-ended drive (2) is fastened in described motor draw-in groove (4), between described motor for double-ended drive (2) and described motor draw-in groove (4), is provided with cushion rubber layer (5).
3. self-cooled electric screw driver as claimed in claim 1 or 2, is characterized in that: the inwall of described housing (1) offers helical groove.
4. self-cooled electric screw driver as claimed in claim 3, is characterized in that: between described housing (1) and described handle, be provided with dividing plate (8), the upper surface of described dividing plate (8) offers helical groove.
5. self-cooled electric screw driver as claimed in claim 1, is characterized in that: described air vent (10) is the little conical bore in large the inner, outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551819.8U CN203438140U (en) | 2013-09-05 | 2013-09-05 | Self-cooled electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320551819.8U CN203438140U (en) | 2013-09-05 | 2013-09-05 | Self-cooled electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438140U true CN203438140U (en) | 2014-02-19 |
Family
ID=50089214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320551819.8U Expired - Fee Related CN203438140U (en) | 2013-09-05 | 2013-09-05 | Self-cooled electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438140U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500296A (en) * | 2015-12-31 | 2016-04-20 | 宁波中旺工具有限公司 | Electric screw driver with vibration reduction separating piece |
| CN108188966A (en) * | 2017-12-28 | 2018-06-22 | 重庆贵腾模具有限公司 | One kind can cool down electric wrench |
| CN108923313A (en) * | 2018-06-04 | 2018-11-30 | 河南工业和信息化职业学院 | A kind of multi-functional maintenance device of power equipment |
| CN108990585A (en) * | 2018-09-12 | 2018-12-14 | 芜湖县兰馨油桃种植专业合作社 | Trimmer is used in a kind of plantation of pear tree |
| CN111300323A (en) * | 2020-03-18 | 2020-06-19 | 刘殿坤 | Electric wrench with fixing function |
| CN111958529A (en) * | 2020-09-21 | 2020-11-20 | 温州骐烨机械有限公司 | Screwdriver for screwing rusty screw |
-
2013
- 2013-09-05 CN CN201320551819.8U patent/CN203438140U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105500296A (en) * | 2015-12-31 | 2016-04-20 | 宁波中旺工具有限公司 | Electric screw driver with vibration reduction separating piece |
| CN108188966A (en) * | 2017-12-28 | 2018-06-22 | 重庆贵腾模具有限公司 | One kind can cool down electric wrench |
| CN108923313A (en) * | 2018-06-04 | 2018-11-30 | 河南工业和信息化职业学院 | A kind of multi-functional maintenance device of power equipment |
| CN108990585A (en) * | 2018-09-12 | 2018-12-14 | 芜湖县兰馨油桃种植专业合作社 | Trimmer is used in a kind of plantation of pear tree |
| CN111300323A (en) * | 2020-03-18 | 2020-06-19 | 刘殿坤 | Electric wrench with fixing function |
| CN111300323B (en) * | 2020-03-18 | 2021-07-20 | 山东铭航机械科技有限公司 | Electric wrench with fixing function |
| CN111958529A (en) * | 2020-09-21 | 2020-11-20 | 温州骐烨机械有限公司 | Screwdriver for screwing rusty screw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20140905 |
|
| EXPY | Termination of patent right or utility model |