CN202438955U - Sleeve type highly magnetic screwdriver - Google Patents
Sleeve type highly magnetic screwdriver Download PDFInfo
- Publication number
- CN202438955U CN202438955U CN2012200641488U CN201220064148U CN202438955U CN 202438955 U CN202438955 U CN 202438955U CN 2012200641488 U CN2012200641488 U CN 2012200641488U CN 201220064148 U CN201220064148 U CN 201220064148U CN 202438955 U CN202438955 U CN 202438955U
- Authority
- CN
- China
- Prior art keywords
- screwdriver
- sleeve
- tool bit
- cutter head
- 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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Abstract
The utility model discloses a sleeve type highly magnetic screwdriver which solves the problem that the existing screwdriver is not suitable for mounting and dismounting a screw at a small corner. The screwdriver comprises a screwdriver handle, a screwdriver bar, a highly magnetic tool bit and a tool bit sleeve, wherein the screwdriver bar penetrates into the center hole of a stop piece, and fixed by welding to the stop piece; four slits in parallel with the central shaft of the sleeve are cut out symmetrically at the front end of the tool bit sleeve; the four slits are evenly distributed on the wall of the tool bit sleeve; a spring is fixed to the rear end of the tool bit sleeve; the highly magnetic tool bit is inserted into the center hole of the spring; the other end of the spring is fixed by welding with the stop piece; and the free end of the tool bit sleeve is longer than the free end of the highly magnetic tool bit. Such a screwdriver is greatly convenient for repairing instruments, so that the repair time is saved and the repair efficiency is improved.
Description
Technical field
The utility model discloses a kind of maintenance tool commonly used, concrete is a kind of strong magnetic screwdriver.
Background technology
Need hand steered screw one a hand tighten screw cutter when using conventional screwdriver during maintenance, promptly both hands all want Attended Operation can, particularly when keeping in repair some small-sized or instruments in irregular shape; Some dark and narrow corner for instrument; Can do not stretch hand often, very simple originally installation or removal screw operation, can to become herein very bothersome; Also therefore can delay a lot of times, the progress of influence maintenance.
Summary of the invention
To existing problem in the background technology, the utility model provides a kind of screwdriver, and this screwdriver one-hand operation is particularly suitable for installing and removing the screw in narrow corner, can increase substantially maintenance speed.
For realizing the foregoing invention purpose, the technical scheme that the application adopts is: telescopic strong magnetic screwdriver, comprise screwdriver handle, screwdriver rod, strong magnetic cutter head and cutter head sleeve, and wherein screwdriver rod penetrates in the centre bore of catch, and screwdriver rod and catch welding are fixing; The front end symmetry of said cutter head sleeve is severed four slits that are parallel to sleeve central axis; These four slits are distributed on the tool bit casing barrel; The rear end welding fixing spring of cutter head sleeve; Strong magnetic cutter head inserts in the centre bore of spring, and the other end of spring is weldingly fixed on catch, and the free end of cutter head sleeve is longer than the free end of strong magnetic cutter head.
The application's beneficial effect: this telescopic strong magnetic screwdriver is on the basis of common strong magnetic screwdriver, to carry out improvedly, has taken into full account the environmental quality in narrow corner during design; Set up tube-in-tube structure, then through the slit of cutter head barrel forward end can observe screwdriver with by the situation that combines between the turn of the screw, guarantee when maintenance device; One-hand operation; For apparatus guarantee work provides very big convenience, further saved maintenance time, improved maintenance efficiency; This screwdriver is relatively simple for structure in addition, can on the basis of existing screwdriver, simply reequip and can realize above-mentioned functions, thereby a convenient and practical technology is provided for the maintenance work in fields such as machinery, electrician and carpenter.
Description of drawings
Fig. 1 is the structural representation of the telescopic strong magnetic screwdriver of the application.
Among the figure: screwdriver handle-1, screwdriver rod-2, catch-3, spring-4, cutter head sleeve-5, slit-6.
The specific embodiment
Below in conjunction with accompanying drawing the application is further described:
By shown in Figure 1: telescopic strong magnetic screwdriver, comprise screwdriver handle 1, screwdriver rod 2, strong magnetic cutter head and cutter head sleeve 5, wherein screwdriver rod 2 penetrates in the centre bore of catch 3, and screwdriver rod 2 is fixing with catch 3 welding; The front end symmetry of said cutter head sleeve 5 is severed four slits 6 that are parallel to sleeve central axis, and these four slits 6 are distributed on the tool bit casing barrel, the effect in these four slits 6 be when concrete operations, can see screwdriver with by the situation that combines between the turn of the screw; The rear end welding fixing spring 4 of cutter head sleeve 5, strong magnetic cutter head penetrates in the spring 4, and the other end of spring 4 and catch 3 welding are fixing, and the free end of cutter head sleeve 5 is longer than the free end of strong magnetic cutter head.
During use,, can hold screw to be installed, can observe screw through the slit of cutter head barrel forward end then and whether put in place because the front end of screwdriver has ferromagnetism; The cutter head sleeve has played centralizing function in the process of installation or removal screw in addition, for realizing that maintenance operation provides safeguard fast and accurately.
Claims (1)
1.
Telescopic strong magnetic screwdriver comprises screwdriver handle, screwdriver rod, strong magnetic cutter head and cutter head sleeve, and it is characterized in that: said screwdriver rod penetrates in the centre bore of catch, and screwdriver rod and catch welding are fixing; The front end symmetry of said cutter head sleeve is severed four slits that are parallel to sleeve central axis; These four slits are distributed on the tool bit casing barrel; The rear end welding fixing spring of cutter head sleeve; Strong magnetic cutter head inserts in the centre bore of spring, and the other end of spring is weldingly fixed on catch, and the free end of cutter head sleeve is longer than the free end of strong magnetic cutter head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200641488U CN202438955U (en) | 2012-02-27 | 2012-02-27 | Sleeve type highly magnetic screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200641488U CN202438955U (en) | 2012-02-27 | 2012-02-27 | Sleeve type highly magnetic screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202438955U true CN202438955U (en) | 2012-09-19 |
Family
ID=46820410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200641488U Expired - Fee Related CN202438955U (en) | 2012-02-27 | 2012-02-27 | Sleeve type highly magnetic screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202438955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589261A (en) * | 2014-12-25 | 2015-05-06 | 惠州百年方正工程有限公司 | Hexagonal screwdriver capable of fastening hexagon socket head cap screw head |
| CN105690311A (en) * | 2014-08-24 | 2016-06-22 | 蔡留凤 | Automatic screwdriver suitable for saving working hours |
-
2012
- 2012-02-27 CN CN2012200641488U patent/CN202438955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690311A (en) * | 2014-08-24 | 2016-06-22 | 蔡留凤 | Automatic screwdriver suitable for saving working hours |
| CN104589261A (en) * | 2014-12-25 | 2015-05-06 | 惠州百年方正工程有限公司 | Hexagonal screwdriver capable of fastening hexagon socket head cap screw head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20140227 |