CN201902059U - Breakage-preventive key - Google Patents

Breakage-preventive key Download PDF

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Publication number
CN201902059U
CN201902059U CN201020613155XU CN201020613155U CN201902059U CN 201902059 U CN201902059 U CN 201902059U CN 201020613155X U CN201020613155X U CN 201020613155XU CN 201020613155 U CN201020613155 U CN 201020613155U CN 201902059 U CN201902059 U CN 201902059U
Authority
CN
China
Prior art keywords
breakage
key
tooth portion
breaking mechanism
break preventing
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
CN201020613155XU
Other languages
Chinese (zh)
Inventor
顾轶杨
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.)
Shanghai Shangde Experimental School
Original Assignee
Shanghai Shangde Experimental School
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 Shanghai Shangde Experimental School filed Critical Shanghai Shangde Experimental School
Priority to CN201020613155XU priority Critical patent/CN201902059U/en
Application granted granted Critical
Publication of CN201902059U publication Critical patent/CN201902059U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a breakage-preventive key which comprises a handle part and a tooth part, wherein a breakage-preventive mechanism is arranged at the connection position of the handle part and the tooth part; and the breakage-preventive mechanism is made from flexible materials, one end of the breakage-preventive mechanism is fixedly connected with the handle part, a jack is arranged at the other end of the breakage-preventive mechanism, and the tooth part is inserted in the jack. The breakage-preventive mechanism is made from the flexible materials, and the tooth part is made from plastic. For the breakage-preventive key, the handle part and the tooth part are connected fixedly by the breakage-preventive mechanism made from the flexible materials, therefore, the breakage or the deformation of the key due to excessive force are prevented. The breakage-preventive key is simple in structure, and convenience for manufacture, and saves metal materials and is more environment-friendly as the tooth part is made from the plastic.

Description

Break preventing key
Technical field
The utility model relates to a kind of key, relates in particular to a kind ofly to prevent to exert oneself excessive and key that twisted into two parts.
Background technology
In the life, durable in use in order to make key, generally all adopt the bigger metal of hardness to make, but distortion in various degree all can take place in which kind of metal key no matter after permanent the use, can unblank to produce inconvenience to us like this.The excessive fracture that key also can take place if exert oneself sometimes, we must the new key of deallocation like this, but also wants spended time that the key of fracture is taken out from lockhole.These since the problem of the generation of key fracture this not only produce extra-pay, but also can waste our a large amount of time and efforts, bring unnecessary trouble to life.
The utility model content
The utility model provides a kind of Break preventing key, adopts new structure in the key of material, and its purpose is to solve and prevents key distortion and breakage problem, reduces unnecessary trouble.
The utility model Break preventing key is achieved through the following technical solutions its purpose
A kind of Break preventing key comprises shank and tooth portion, wherein, is provided with anti-breaking mechanism at described shank and tooth portion junction; Described anti-breaking mechanism adopts flexible material to make, and described anti-breaking mechanism one end is fixedly connected on described shank, and the other end offers jack, and described tooth portion inserts in the described jack.
Above-mentioned Break preventing key, wherein, an end of described tooth portion is provided with plug, and inserts in by described plug in the jack of described anti-breaking mechanism.
Above-mentioned Break preventing key, wherein, described shank is provided with keyhole.
Above-mentioned Break preventing key, wherein, described keyhole is circular or oval.
Above-mentioned Break preventing key, wherein, described anti-breaking mechanism adopts rubber to make.
Above-mentioned Break preventing key, wherein, described tooth portion adopts plastics to make.
Adopt the advantage of the utility model Break preventing key to be:
1. the utility model Break preventing key is fixedlyed connected by the anti-breaking mechanism that adopts flexible material to make in key handle part and tooth portion, thereby prevents to exert oneself excessive and make key that fracture or distortion take place.
2. the utility model Break preventing key is simple in structure, and is easily manufactured, and tooth portion employing plastics are made saving metal material, more environmental protection.
Description of drawings
Fig. 1 is the structural representation of the utility model Break preventing key.
The specific embodiment
As shown in Figure 1, a kind of Break preventing key comprises shank 1 and tooth portion 2, at described shank 1 and tooth portion 2 junctions anti-breaking mechanism 3 is set; Flexible materials such as described anti-breaking mechanism 3 employing rubber are made, even exert oneself excessive distortion and the breakage problem that key also can not take place like this when unblanking.Described anti-breaking mechanism 3 one ends are fixedly connected on the described shank 1, and the other end offers jack 31, are used to install described tooth portion 2.End in described tooth portion 2 is provided with plug 21, and described plug 21 inserts in the jack 31 of described anti-breaking mechanism 3.Described tooth portion 2 adopts plastics to make, and like this in that to add man-hour convenient, and the use that can save metal, and in use, even exert oneself when excessive, plastic material can not damage described anti-breaking mechanism 3 yet.Also offer circular or oval-shaped keyhole 11 at described shank 1, be used to hang small articles.
Described anti-breaking mechanism 3 adopts flexible materials to make, and unblanks to exert oneself can make described flexible material deformation, and restore to the original state later stressed at once when excessive, and key is deformed and ruptures.And described tooth portion 2 adopts plastics to make, and is beneficial to processing on the one hand, and the described anti-breaking mechanism 3 of another convenient protection can not damaged easily, and described tooth portion 2 inserts in the described anti-breaking mechanism 3, is beneficial to replacing.
Will be appreciated that; the above embodiments are only as exemplifying and propose preferred embodiment of the present utility model; the utility model also not only is confined to this, and the various simple modifications that those skilled in the art can implement also should fall in the protection domain of the present utility model.

Claims (6)

1. a Break preventing key comprises shank and tooth portion, it is characterized in that, is provided with anti-breaking mechanism at described shank and tooth portion junction; Described anti-breaking mechanism adopts flexible material to make, and described anti-breaking mechanism one end is fixedly connected on described shank, and the other end offers jack, and described tooth portion inserts in the described jack.
2. Break preventing key according to claim 1 is characterized in that, an end of described tooth portion is provided with plug, and inserts in by described plug in the jack of described anti-breaking mechanism.
3. Break preventing key according to claim 1 is characterized in that described shank is provided with keyhole.
4. Break preventing key according to claim 3 is characterized in that, described keyhole is circular or oval.
5. Break preventing key according to claim 1 is characterized in that, described anti-breaking mechanism adopts rubber to make.
6. Break preventing key according to claim 1 is characterized in that, described tooth portion adopts plastics to make.
CN201020613155XU 2010-11-18 2010-11-18 Breakage-preventive key Expired - Fee Related CN201902059U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020613155XU CN201902059U (en) 2010-11-18 2010-11-18 Breakage-preventive key

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020613155XU CN201902059U (en) 2010-11-18 2010-11-18 Breakage-preventive key

Publications (1)

Publication Number Publication Date
CN201902059U true CN201902059U (en) 2011-07-20

Family

ID=44272659

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201020613155XU Expired - Fee Related CN201902059U (en) 2010-11-18 2010-11-18 Breakage-preventive key

Country Status (1)

Country Link
CN (1) CN201902059U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2533601A (en) * 2014-12-23 2016-06-29 Ibm Key
CN109681033A (en) * 2017-10-18 2019-04-26 安士能有限及两合公司 Operator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2533601A (en) * 2014-12-23 2016-06-29 Ibm Key
GB2533601B (en) * 2014-12-23 2016-11-23 Ibm Key
US9739075B2 (en) 2014-12-23 2017-08-22 International Business Machines Corporation Key
US9758988B2 (en) 2014-12-23 2017-09-12 International Business Machines Corporation Key
CN109681033A (en) * 2017-10-18 2019-04-26 安士能有限及两合公司 Operator

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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: 20110720

Termination date: 20111118