CN2426031Y - Upset screw bolt - Google Patents
Upset screw bolt Download PDFInfo
- Publication number
- CN2426031Y CN2426031Y CN 00224648 CN00224648U CN2426031Y CN 2426031 Y CN2426031 Y CN 2426031Y CN 00224648 CN00224648 CN 00224648 CN 00224648 U CN00224648 U CN 00224648U CN 2426031 Y CN2426031 Y CN 2426031Y
- Authority
- CN
- China
- Prior art keywords
- expansion
- screw bolt
- utility
- overcoat
- model
- 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 an expansion screw bolt, which comprises a screw rod and an expansion outer sleeve, wherein, the inner cavity of the expansion outer sleeve is a trumpet shape, and a trapezoid nut is arranged inside the expansion outer sleeve. When the expansion screw bolt is arranged and used, the expansion screw bolt is characterized in beautiful appearance, firmness, and difficult looseness.
Description
The utility model relates to a kind of bolt.
Present employed EXPANSION ANCHOR BOLTS, screw rod one end is trapezoidal, is enclosed within the expansion overcoat, during use, screw nut, screw rod rises, and makes expansion overcoat distending, fixing, this EXPANSION ANCHOR BOLTS, because screw rod stretches out, the one, influence attractive in appearance, the 2nd, fixing unstable, fixture often occurs and drop, pound the phenomenon of hurting sb.'s feelings.
Of the present utility model provide at present a kind of attractive in appearance, firm EXPANSION ANCHOR BOLTS is installed.
The utility model realizes that as follows a kind of EXPANSION ANCHOR BOLTS comprises that the inner chamber of screw rod, expansion overcoat, expansion overcoat is tubaeform, has a trapezoidal nut in the expansion overcoat.
The utility model is contained in the expansion overcoat owing to nut, and in use, screw rod does not stretch out outside the wall, thus specious, and also swell diameter is big, and the gravity of fixture is dropped within the walls, therefore, installs firmly, is difficult for becoming flexible, coming off.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is a cross section view of the present utility model;
Fig. 2 is a worm's eye view of the present utility model;
As shown in Figure 1 and Figure 2, the utility model comprises screw rod 1, and expansion overcoat 2, the inner chamber of expansion overcoat 2 are tubaeform, and trapezoidal nut 3 is arranged in expansion overcoat 2.
Claims (1)
1, a kind of expansion nut comprises bolt (1), expansion overcoat (2), and the inner chamber of the overcoat (2) that it is characterized in that expanding is tubaeform, and trapezoidal nut (3) is arranged in expansion overcoat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00224648 CN2426031Y (en) | 2000-04-17 | 2000-04-17 | Upset screw bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00224648 CN2426031Y (en) | 2000-04-17 | 2000-04-17 | Upset screw bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2426031Y true CN2426031Y (en) | 2001-04-04 |
Family
ID=33588959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00224648 Expired - Fee Related CN2426031Y (en) | 2000-04-17 | 2000-04-17 | Upset screw bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2426031Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511420A (en) * | 2012-11-02 | 2014-01-15 | 同济大学 | Single-edge fastening bolt |
-
2000
- 2000-04-17 CN CN 00224648 patent/CN2426031Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511420A (en) * | 2012-11-02 | 2014-01-15 | 同济大学 | Single-edge fastening bolt |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |