CN203062670U - Novel screw driver - Google Patents

Novel screw driver Download PDF

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Publication number
CN203062670U
CN203062670U CN 201220191085 CN201220191085U CN203062670U CN 203062670 U CN203062670 U CN 203062670U CN 201220191085 CN201220191085 CN 201220191085 CN 201220191085 U CN201220191085 U CN 201220191085U CN 203062670 U CN203062670 U CN 203062670U
Authority
CN
China
Prior art keywords
screw driver
novel
head
cutter head
driver head
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
Application number
CN 201220191085
Other languages
Chinese (zh)
Inventor
胡成威
王秋惠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Polytechnic University
Original Assignee
Tianjin Polytechnic University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianjin Polytechnic University filed Critical Tianjin Polytechnic University
Priority to CN 201220191085 priority Critical patent/CN203062670U/en
Application granted granted Critical
Publication of CN203062670U publication Critical patent/CN203062670U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a novel screw driver. Another screw driver head sleeves the exterior of a screw driver head of the novel screw driver, magnetic force exists at the matching position of the screw driver head and a screw driver bar, the big screw driver head is adsorbed on the screw driver bar through magnetism, and a clamping groove structure is adopted to prevent the big screw driver head from rotating in a using process. Compared with the prior art, the novel screw driver has the advantages that the small screw driver head is arranged inside the novel screw driver when the big screw driver head is taken away, and replacement is convenient.

Description

A kind of novel screwdriver
Technical field
The utility model relates to a kind of novel screwdriver.
Background technology
Existing screwdriver is made up of handle of a knife, knife bar, cutter head, and the screwdriver size is single.In real work, the size of screw is more, and the frequent screwdriver efficient of changing at hand is lower, and tool set carries inconvenience.
The utility model content
For overcoming technological deficiency is arranged, the utility model provides a kind of novel screwdriver, and its cutter head outside is with a driver bit in addition, and cutter head and knife bar mating part are provided with magnetic force, big cutter head utilizes magnetic to be adsorbed in knife bar, and relies on the draw-in groove structure to prevent from rotating in the use.Compared with the prior art, following effect is arranged, after big cutter head was pulled up, inner small bit tool was in addition changed more convenient.
Description of drawings
Fig. 1 is upward view; Fig. 2 is vertical view; Fig. 3 is front view; Fig. 4 is rearview; Fig. 5 is left view; Fig. 6 is right view; Fig. 7 is detailed structure figure.
The specific embodiment
The concrete settling mode of the utility model patent is that its cutter head outside is with a driver bit in addition, and cutter head and knife bar mating part are provided with magnetic force, and big cutter head utilizes magnetic to be adsorbed in knife bar, and relies on the draw-in groove structure to prevent from rotating in the use.

Claims (1)

1. novel screwdriver, its cutter head outside is with a driver bit in addition, and cutter head and knife bar mating part are provided with magnetic force, and big cutter head utilizes magnetic to be adsorbed in knife bar, and relies on the draw-in groove structure to prevent from rotating in the use.
CN 201220191085 2012-05-02 2012-05-02 Novel screw driver Expired - Fee Related CN203062670U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220191085 CN203062670U (en) 2012-05-02 2012-05-02 Novel screw driver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220191085 CN203062670U (en) 2012-05-02 2012-05-02 Novel screw driver

Publications (1)

Publication Number Publication Date
CN203062670U true CN203062670U (en) 2013-07-17

Family

ID=48761496

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220191085 Expired - Fee Related CN203062670U (en) 2012-05-02 2012-05-02 Novel screw driver

Country Status (1)

Country Link
CN (1) CN203062670U (en)

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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: 20130717

Termination date: 20140502