CN203476963U - Pull-plug type expansion nail easy to mount - Google Patents
Pull-plug type expansion nail easy to mount Download PDFInfo
- Publication number
- CN203476963U CN203476963U CN201320483432.3U CN201320483432U CN203476963U CN 203476963 U CN203476963 U CN 203476963U CN 201320483432 U CN201320483432 U CN 201320483432U CN 203476963 U CN203476963 U CN 203476963U
- Authority
- CN
- China
- Prior art keywords
- frustum
- nail
- expandable nail
- expansion nail
- nail body
- 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 relates to the technical field of expansion nails, in particular to a pull-plug type expansion nail easy to mount. The pull-plug type expansion nail comprises an expansion nail body, a frustum with a wide upper portion and a narrow lower portion is integrally connected with the top of the expansion nail body, the diameter of the bottom of the frustum is larger than that of the top of the expansion nail body, a nail cap with the length larger than the diameter of the top of the frustum is integrally connected with the neck portion of the frustum, a lower clamping table is formed between the outer side face of the bottom of the frustum and the outer side face of the expansion nail body, and an upper clamping table is formed among the left end face and the right end face of the nail cap and the outer side face of the top of the frustum. The pull-plug type expansion nail easy to mount is reasonable in structure and convenient to use, and can be fast and conveniently mounted and dismounted through the cooperation use of the expansion nail and a rotary table, and therefore mounting speed and quality are improved, and cost is lowered.
Description
Technical field
The utility model relates to expandable nail technical field, is a kind of easy installation plug-in type expandable nail.
Background technique
In construction, when plug-in type expandable nail and expansion sleeve being installed in the narrow position of some installing spaces, with regard to existing working space to cause not the problem that installation is wasted time and energy and installation quality is not high, also can cause the fracture of plug-in type expandable nail, cause cost to raise.
Summary of the invention
The utility model provides a kind of easy installation plug-in type expandable nail, has overcome the deficiency of above-mentioned prior art, and it can effectively solve in the narrow position of some installing spaces the problem that plug-in type expandable nail is wasted time and energy is installed.
The technical solution of the utility model is achieved like this: a kind of easy installation plug-in type expandable nail, comprise expandable nail body, at the top of expandable nail body, be connected with the frustum that is shape with wide top and narrow bottom, frustum base diameter is greater than expandable nail bodies top diameter, at the top of frustum, be connected with the head of a nail that length is greater than frustum top diameter, between frustum bottom outside face and expandable nail body outer side surface, form low fastening station, between head of a nail left and right both ends of the surface and frustum napex outer side surface, form top fastening station.
The upper end of the above-mentioned head of a nail is fixed with draw ring.
The outer side surface of above-mentioned top fastening station and low fastening station all has chamfering.
The length of above-mentioned expandable nail body is between 4 centimetres to 8 centimetres.
The utility model is rational in infrastructure, easy to use, its by with being used in conjunction with of rotating platform, can mount and dismount easily and fast, therefore not only improved installation rate and quality, also reduced cost.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Coding in figure is respectively: 1 is expandable nail body, and 2 is frustum, and 3 is the head of a nail, and 4 is low fastening station, and 5 is top fastening station, and 6 is draw ring.
Embodiment
As shown in Figure 1, this is easily installed plug-in type expandable nail and comprises expandable nail body 1, at the top of expandable nail body 1, be connected with the frustum 2 that is shape with wide top and narrow bottom, frustum 2 base diameters are greater than expandable nail body 1 top diameter, at the top of frustum 2, be connected with the head of a nail 3 that length is greater than frustum 2 top diameters, between frustum 2 bottom outside faces and expandable nail body 1 outer side surface, form low fastening station 4, between the head of a nail 3 left and right both ends of the surface and frustum 2 top outside, form top fastening station 5.During use, fixedly mount pawl spring on base, on the base in pawl spring outside, be provided with a rectangular ring platform, when 5 length one sides in rectangular ring platform of top fastening station, expandable nail body 1 is sleeved in pawl spring in tightening state; The rotation head of a nail 3, frustum 2 will move along rectangular ring platform until 4 of low fastening stations in the width both sides of rectangular ring platform, now, expandable nail body 1 rises in the state of outwarding winding.Can mount and dismount easily and fast like this, therefore not only improve installation rate and quality, also reduce cost.
As shown in Figure 1, the upper end of the head of a nail 3 is fixed with draw ring 6.
As required, the outer side surface of top fastening station 5 and low fastening station 4 all has chamfering.
As required, the length of expandable nail body 1 is between 4 centimetres to 8 centimetres.
Claims (5)
1. one kind plug-in type expandable nail is easily installed, it is characterized in that comprising expandable nail body (1), at the top of expandable nail body (1), be connected with the frustum (2) that is shape with wide top and narrow bottom, frustum (2) base diameter is greater than expandable nail body (1) top diameter, at the top of frustum (2), be connected with the head of a nail (3) that length is greater than frustum (2) top diameter, between frustum (2) bottom outside face and expandable nail body (1) outer side surface, form low fastening station (4), between the head of a nail (3) left and right both ends of the surface and frustum (2) napex outer side surface, form top fastening station (5).
2. easy installation plug-in type expandable nail according to claim 1, is characterized in that the upper end of the head of a nail (3) is fixed with draw ring (6).
3. easy installation plug-in type expandable nail according to claim 1 and 2, is characterized in that the outer side surface of top fastening station (5) and low fastening station (4) all has chamfering.
4. easy installation plug-in type expandable nail according to claim 1 and 2, is characterized in that the length of expandable nail body (1) is between 4 centimetres to 8 centimetres.
5. easy installation plug-in type expandable nail according to claim 3, is characterized in that the length of expandable nail body (1) is between 4 centimetres to 8 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483432.3U CN203476963U (en) | 2013-08-05 | 2013-08-05 | Pull-plug type expansion nail easy to mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483432.3U CN203476963U (en) | 2013-08-05 | 2013-08-05 | Pull-plug type expansion nail easy to mount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476963U true CN203476963U (en) | 2014-03-12 |
Family
ID=50225299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320483432.3U Expired - Fee Related CN203476963U (en) | 2013-08-05 | 2013-08-05 | Pull-plug type expansion nail easy to mount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203476963U (en) |
-
2013
- 2013-08-05 CN CN201320483432.3U patent/CN203476963U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20140805 |
|
| EXPY | Termination of patent right or utility model |