CN204099389U - A kind of antitheft self-tapping screw - Google Patents
A kind of antitheft self-tapping screw Download PDFInfo
- Publication number
- CN204099389U CN204099389U CN201420365587.1U CN201420365587U CN204099389U CN 204099389 U CN204099389 U CN 204099389U CN 201420365587 U CN201420365587 U CN 201420365587U CN 204099389 U CN204099389 U CN 204099389U
- Authority
- CN
- China
- Prior art keywords
- stud
- nut
- tapping screw
- antitheft self
- antitheft
- 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
Links
Abstract
The utility model discloses a kind of antitheft self-tapping screw, described antitheft self-tapping screw comprises nut, stud and pointed head, and described nut is provided with cross recess, and stud is provided with Thread Forming TF, nut is connected by some connecting sheets with stud, and the quantity of described connecting sheet is 3 ~ 6.The utility model in use, screws the cross recess on nut with a word or Phillips screwdriver, make pointed head and stud be screwed into object to be tightened, after completing fastener cycle, applies external force and makes nut and connecting sheet depart from stud, reach anti-theft effect.
Description
Technical field
The utility model relates to screw technical field, particularly relates to a kind of antitheft self-tapping screw.
Background technique
Screw is in daily life and fastening piece common in industrial production manufacture, and it uses extremely extensive, and product specification has realized seriation and standardization, and its installation and removal can use special instrument.But in some occasion, in order to the antitheft requirement making machine, equipment etc. reach certain, while being convenient to install, the demolition difficulty of its fastening piece as screw also must be strengthened.
Model utility content
The utility model is in order to solve the problem, a kind of antitheft self-tapping screw is provided, can meet easy for installation, the requirement of dismounting difficulty, the technological scheme adopted is: a kind of antitheft self-tapping screw, described antitheft self-tapping screw comprises nut, stud and pointed head, described nut is provided with cross recess, described stud is provided with Thread Forming TF, it is characterized by, described nut is connected by some connecting sheets with stud, described antitheft self-tapping screw adopts Split type structure, integrated stud and pointed head adopt carbon steel material to make, nut and connecting sheet adopt alloy material to make, the cylinder of described stud is provided with through hole.
Preferably, the quantity of described connecting sheet is 3 ~ 6.
Owing to have employed technique scheme, the utility model has following technique effect: the utility model in use, the cross recess on nut is screwed with a word or Phillips screwdriver, pointed head and stud is made to be screwed into object to be tightened, the cylinder of stud is provided with through hole, and the hard long rod tool that diameter can be used suitable applies rotating force through this through hole.After completing fastener cycle, apply external force and make nut and connecting sheet depart from stud, reach anti-theft effect.
Accompanying drawing explanation
The utility model illustrates by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
All features disclosed in this specification, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this specification, unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
A kind of antitheft self-tapping screw as shown in Figure 1, described antitheft self-tapping screw comprises nut 1, stud 2 and pointed head 3, described nut 1 is provided with cross recess 11, and described stud 2 is provided with Thread Forming TF 21, and described nut 1 is connected by some connecting sheets 4 with stud 2.
In the present embodiment, antitheft self-tapping screw adopts Split type structure, and integrated stud 2 and pointed head 3 adopt carbon steel material to make, and nut 1 and connecting sheet 4 adopt alloy material to make, and the cylinder of stud 2 is provided with through hole 22.
As further improvement of this embodiment, the quantity of described connecting sheet 4 is 3 ~ 6.
The utility model in use, the cross recess on nut is screwed with a word or Phillips screwdriver, make pointed head and stud be screwed into object to be tightened, the cylinder of stud is provided with through hole, the hard long rod tool that diameter can be used suitable applies rotating force through this through hole.After completing fastener cycle, apply external force and make nut and connecting sheet depart from stud, reach anti-theft effect.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (2)
1. an antitheft self-tapping screw, described antitheft self-tapping screw comprises nut (1), stud (2) and pointed head (3), described nut (1) is provided with cross recess (11), described stud (2) is provided with Thread Forming TF (21), described nut (1) is connected by some connecting sheets (4) with stud (2), described antitheft self-tapping screw adopts Split type structure, integrated stud (2) and pointed head (3) adopt carbon steel material to make, nut (1) and connecting sheet (4) adopt alloy material to make, the cylinder of described stud (2) is provided with through hole (22).
2. antitheft self-tapping screw according to claim 1, is characterized in that: the quantity of described connecting sheet (4) is 3 ~ 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365587.1U CN204099389U (en) | 2014-07-04 | 2014-07-04 | A kind of antitheft self-tapping screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365587.1U CN204099389U (en) | 2014-07-04 | 2014-07-04 | A kind of antitheft self-tapping screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204099389U true CN204099389U (en) | 2015-01-14 |
Family
ID=52267819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365587.1U Expired - Fee Related CN204099389U (en) | 2014-07-04 | 2014-07-04 | A kind of antitheft self-tapping screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204099389U (en) |
-
2014
- 2014-07-04 CN CN201420365587.1U patent/CN204099389U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150114 Termination date: 20150704 |
|
| EXPY | Termination of patent right or utility model |