CN202191355U - Bone fixing nail assembling and disassembling tool bit - Google Patents

Bone fixing nail assembling and disassembling tool bit Download PDF

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Publication number
CN202191355U
CN202191355U CN2011202215550U CN201120221555U CN202191355U CN 202191355 U CN202191355 U CN 202191355U CN 2011202215550 U CN2011202215550 U CN 2011202215550U CN 201120221555 U CN201120221555 U CN 201120221555U CN 202191355 U CN202191355 U CN 202191355U
Authority
CN
China
Prior art keywords
tool bit
cutter head
breach
narrow
wide
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
CN2011202215550U
Other languages
Chinese (zh)
Inventor
郭晓敏
孙玉芳
陈辉
郭春红
Original Assignee
郭晓敏
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 郭晓敏 filed Critical 郭晓敏
Priority to CN2011202215550U priority Critical patent/CN202191355U/en
Application granted granted Critical
Publication of CN202191355U publication Critical patent/CN202191355U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a bone fixing nail assembling and disassembling tool bit, which can meet requirements of assembling and disassembling of notched nuts in different lengths. A wide notched tool bit and a narrow notched tool bit are arranged at the tail end of a hilt of the tool bit, a tool bit notch is disposed between the wide notched tool bit and the narrow notched tool bit, a 45-degree angle is formed between a narrow notched tool bit surface and the wide notched tool bit, and the wide notched tool bit and the narrow notched tool bit surface are perpendicular to the hilt.

Description

A kind of skeletal fixation nail dismounting cutter head
Technical field
The present invention relates to screw thread appliances dismantling device, a kind of specifically skeletal fixation nail dismounting cutter head.
Background technology
Mostly present widely used screwdriver is flat mouthful, in use often need select different chasing tools carry out dismounting according to different breach, does not appear in the newspapers as yet and can be used in the dismantling device that the dismounting nut leans out nut.
Summary of the invention
The invention provides a kind of skeletal fixation nail dismounting cutter head, can satisfy the dismounting of the breach nut of different length.
The present invention is achieved in that the handle of a knife end is provided with wide breach cutter head and narrow breach cutter head, is provided with the cutter head breach between wide breach cutter head and the narrow breach cutter head.
Narrow breach cutter head face becomes 45 with wide breach cutter head, and vertical with handle of a knife.
The invention has the beneficial effects as follows: simple in structure, can be used for the dismounting of the breach nut of different length, more can be used for nut and lean out the nut utensil and carry out dismounting, can reduce the frequent change of instrument during use, increase work efficiency.
Description of drawings
Be described further below in conjunction with accompanying drawing
Accompanying drawing is a structural representation of the present invention
Among the figure 1, handle of a knife 2, wide breach cutter head 3, cutter head breach 4, narrow breach cutter head
The specific embodiment
As shown in the figure, handle of a knife 1 end is provided with wide breach cutter head 2 and narrow breach cutter head 4, between wide breach cutter head 2 and the narrow breach cutter head 4 cutter head breach 3 is set, 2 one-tenth 45s of narrow breach cutter head 4 and wide breach cutter head, and vertical with handle of a knife 1.
In the use, when the nut of the narrower breach of dismounting, narrow breach cutter head 4 is inserted short gaps get final product; When the nut of dismounting broad breach, handle of a knife 1 becomes 45 with the breach inner face, and wide breach cutter head 2 inboards are positioned over the nut center, promptly strengthen opplied moment, have to make cutter head to the complete application of force of nut; When the dismounting nut leant out the utensil of nut, the center that cutter head breach 3 is aimed at nut or nut got final product.

Claims (2)

1. a skeletal fixation nail dismounting cutter head is characterized in that the handle of a knife end is provided with wide breach cutter head and narrow breach cutter head, between wide breach cutter head and the narrow breach cutter head cutter head breach is set.
2. a kind of skeletal fixation nail dismounting cutter head according to claim 1 is characterized in that narrow breach cutter head face becomes 45 with wide breach cutter head, and vertical with handle of a knife.
CN2011202215550U 2011-06-28 2011-06-28 Bone fixing nail assembling and disassembling tool bit Expired - Fee Related CN202191355U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202215550U CN202191355U (en) 2011-06-28 2011-06-28 Bone fixing nail assembling and disassembling tool bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202215550U CN202191355U (en) 2011-06-28 2011-06-28 Bone fixing nail assembling and disassembling tool bit

Publications (1)

Publication Number Publication Date
CN202191355U true CN202191355U (en) 2012-04-18

Family

ID=45946288

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011202215550U Expired - Fee Related CN202191355U (en) 2011-06-28 2011-06-28 Bone fixing nail assembling and disassembling tool bit

Country Status (1)

Country Link
CN (1) CN202191355U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103239284A (en) * 2013-04-16 2013-08-14 刘毅 Bone fracture plate screw positioning device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103239284A (en) * 2013-04-16 2013-08-14 刘毅 Bone fracture plate screw positioning device

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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: 20120418

Termination date: 20120628