CN203510050U - Electric screw driver - Google Patents
Electric screw driver Download PDFInfo
- Publication number
- CN203510050U CN203510050U CN201320509094.6U CN201320509094U CN203510050U CN 203510050 U CN203510050 U CN 203510050U CN 201320509094 U CN201320509094 U CN 201320509094U CN 203510050 U CN203510050 U CN 203510050U
- Authority
- CN
- China
- Prior art keywords
- screw driver
- cutter head
- driver
- electric screw
- spring
- 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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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses an electric screw driver. The electric screw driver comprises a screw driver body (1), a switch button device (3), a driver shaft (4) and a driver head (6). A handle (2) and a hand grab (8) are arranged on the screw driver body (1). The screw driver body (1) is connected with the driver head (6) through the driver shaft (4). The switch button device (3) is arranged on the screw driver body (1). The electric screw driver is characterized in that the driver shaft (4) is sleeved with a spring (5), one side of the spring (5) is fixedly connected with the screw driver body (1), and the other side of the spring (5) is connected with a driver head protective sleeve (7). Compared with the prior art, the electric screw driver can protect the safety of a user and a device and improve work efficiency.
Description
Technical field
The utility model relates to a kind of motor machine field, especially a kind of electric screw driver.
Background technology
The purposes of electric screw driver is more and more extensive in the market, for various furniture and appliances, electric screw driver in use has the advantages such as fast power-saving, yet when user's improper use, due to the fast turn-around of electric screw driver, can cause certain injury to user and equipment.
Utility model content
The purpose of this utility model be to provide a kind safely, the electric screw driver of raising the efficiency.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of electric screw driver; comprise screwdriver body, switch button device, cutter shaft and cutter head; on described screwdriver body, there are handle and handrail; screwdriver body is connected by cutter shaft with cutter head; described screwdriver body is provided with switch button device; described cutter shaft outside cover has spring, and spring one side is fixedly connected with screwdriver body, and described spring opposite side is connected with cutter head protective sleeve.
As preferably, described cutter head protective sleeve is placed on cutter head outside.
As preferably, described cutter head does not exceed cutter head protective sleeve.
Compared with prior art, electric screw driver of the present utility model can protect user and equipment safely, increase work efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described, in illustrative examples and the explanation of this utility model, is used for explaining the utility model, but not as to restriction of the present utility model.
A kind of electric screw driver as shown in Figure 1; comprise screwdriver body 1, switch button device 3, cutter shaft 4 and cutter head 6; on described screwdriver body, there are handle 2 and handrail 8; screwdriver body 1 is connected by cutter shaft 4 with cutter head 6; screwdriver body 1 is provided with switch button device 3; cutter shaft 4 outside covers have spring 5, and spring 5 one sides are fixedly connected with screwdriver body 1, and spring 5 opposite sides are connected with cutter head protective sleeve 7.
It should be noted that cutter head protective sleeve 7 is placed on cutter head 6 outsides.
It should be noted that cutter head 6 does not exceed cutter head protective sleeve 7.
Operation principle of the present utility model is: during use; hold the handle 2 of screwdriver body 1; another holds handrail 8; and extrusion spring 5; cutter head 6 on cutter shaft 4 can be aimed at quilt and twist screw, and cutter head protective sleeve 7 also can fasten tightly in the periphery of being twisted screw simultaneously, once screwdriver deflection or control were not at that time; cutter head protective sleeve 7 will fasten by stubborn screw it can not be flown out, in order to avoid user or equipment come to harm.
But the foregoing is only better possible embodiments of the present utility model, not in order to limit to the scope of the claims of the present utility model, therefore the equivalent structure that all utilization the utility model descriptions and accompanying drawing content are done changes, be all in like manner included in scope of the present utility model.
Claims (3)
1. an electric screw driver; comprise screwdriver body (1), switch button device (3), cutter shaft (4) and cutter head (6); on described screwdriver body (1), there are handle (2) and handrail (8); screwdriver body (1) is connected by cutter shaft (4) with cutter head (6); described screwdriver body (1) is provided with switch button device (3); it is characterized in that: described cutter shaft (4) outside cover has spring (5); spring (5) one sides are fixedly connected with screwdriver body (1), and described spring (5) opposite side is connected with cutter head protective sleeve (7).
2. electric screw driver according to claim 1, is characterized in that: described cutter head protective sleeve (7) is placed on cutter head (6) outside.
3. electric screw driver according to claim 2, is characterized in that: described cutter head (6) does not exceed cutter head protective sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509094.6U CN203510050U (en) | 2013-08-11 | 2013-08-11 | Electric screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509094.6U CN203510050U (en) | 2013-08-11 | 2013-08-11 | Electric screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203510050U true CN203510050U (en) | 2014-04-02 |
Family
ID=50369032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320509094.6U Expired - Fee Related CN203510050U (en) | 2013-08-11 | 2013-08-11 | Electric screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203510050U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786182A (en) * | 2015-02-03 | 2015-07-22 | 苏州市职业大学 | Electric screwing tool |
| CN109153111A (en) * | 2016-06-03 | 2019-01-04 | 阿特拉斯·科普柯工业技术公司 | Pulse wrench with auxiliary power control device |
-
2013
- 2013-08-11 CN CN201320509094.6U patent/CN203510050U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786182A (en) * | 2015-02-03 | 2015-07-22 | 苏州市职业大学 | Electric screwing tool |
| CN109153111A (en) * | 2016-06-03 | 2019-01-04 | 阿特拉斯·科普柯工业技术公司 | Pulse wrench with auxiliary power control device |
| CN109153111B (en) * | 2016-06-03 | 2020-10-30 | 阿特拉斯·科普柯工业技术公司 | Pulse wrench with auxiliary power control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Huzhou Daqin Building Decoration Engineering Co., Ltd. patent responsible person Document name: Notification that Application Deemed not to be Proposed |
|
| DD01 | Delivery of document by public notice | ||
| 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: 20140402 Termination date: 20140811 |
|
| EXPY | Termination of patent right or utility model |