CN208311221U - A kind of wall decoration screw for photo suspension - Google Patents
A kind of wall decoration screw for photo suspension Download PDFInfo
- Publication number
- CN208311221U CN208311221U CN201820497237.9U CN201820497237U CN208311221U CN 208311221 U CN208311221 U CN 208311221U CN 201820497237 U CN201820497237 U CN 201820497237U CN 208311221 U CN208311221 U CN 208311221U
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- Prior art keywords
- screw
- head
- screw rod
- bottom end
- photo
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Abstract
The utility model discloses a kind of wall decoration screws for photo suspension, including male screw thread and inner bolt, the male screw thread includes the first screw rod and the first head of screw, first screw rod is fixed on the first head of screw bottom end, first inside screw is provided with tapped through hole, first head of screw is internally provided with mounting groove, the top of the tapped through hole is communicated to mounting groove, the inner bolt includes the second head of screw and the second screw rod, second screw rod is fixed on the second head of screw bottom end, second screw rod is arranged inside tapped through hole, second screw rod and tapped through hole are connected through a screw thread and are fixed to each other, second head of screw is arranged inside mounting groove, second head of screw is provided with cross recess among top, the utility model structure is simple, connection is reliable, it can effectively prevent loosening, there is beautiful decoration simultaneously Effect.
Description
Technical field
The utility model relates to securing member technical field, specially a kind of wall decoration spiral shell for photo suspension
Nail.
Background technique
Screw is a kind of widely used fastener, is by the urgent screw locking target object of specific purpose tool;It therefore must
The groove to be used of some assembly tools must be left in screw head, including cross recess, hexagonal groove, plum blossom, it is rectangular and
Other shapes of groove helps spinning in and out screw；These grooves in most cases can it is exposed outside, it appears that it is very not beautiful
It sees, and general screw does not have good anti-loosing effect, after influencing situations such as being vibrated, is easy to loosen.
Utility model content
The purpose of this utility model is to provide a kind of wall decoration screws for photo suspension, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of wall decoration screw for photo suspension, including male screw thread and inner bolt, the male screw thread include first
Screw rod and the first head of screw, first screw rod are fixed on the first head of screw bottom end, and first inside screw is provided with screw thread
Through-hole, first head of screw are internally provided with mounting groove, and the top of the tapped through hole is communicated to mounting groove, the inner bolt
Including the second head of screw and the second screw rod, second screw rod is fixed on the second head of screw bottom end, and the second screw rod setting exists
Inside tapped through hole, second screw rod and tapped through hole are connected through a screw thread and are fixed to each other, and the second head of screw setting exists
Inside mounting groove, second head of screw is provided with cross recess among top.
Preferably, second head of screw bottom end is provided with washer, and the washer covers on the second screw rod.
Preferably, first head of screw top outer edge is provided with gear edge.
Preferably, first head of screw top is provided with baffle, and the baffle interior side is provided with shaft, and described turn
Axis bottom end is fixed on gear along upper, the baffle by shaft and gear along rotation connection, the diameter of the baffle with keep off along equal.
Preferably, the gear is bonded with cushion along bottom end and the first head of screw bottom end.
Preferably, the baffle bottom end and the second head of screw top end surface are provided with the magnetosphere adsorbed mutually.
Compared with prior art, the utility model has the beneficial effects that inner bolt is fixed on outer spiral shell by being threadedly engaged
Nail is internal, plays locking effect；Micro- interference fit between second screw rod and tapped through hole, while tightening inner bolt, meeting
So that the first screw expansion, so that male screw thread be made more securely to fix；First head of screw outer edge is provided with gear edge, from
And it can adapt to biggish mounting hole；Cushion can prevent screw from leaving impression in picture surface when screwing；By baffle come
Shelter from cross recess, when installing and dismounting, baffle can be removed, and after being installed, baffle is moved back to, so that screw seems more
Add beauty；Magnetosphere makes there are suction between baffle and inner bolt, and anti-baffle plate slips off.The utility model structure is simple, connection
Reliably, it can effectively prevent loosening, while there is beautiful decoration effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of wall decoration screw for photo suspension.
In figure: 1- male screw thread, 2- inner bolt, the first head of screw of 3-, the first screw rod of 4-, 5- cavity, 6- tapped through hole, 7- gear
Edge, 8- cushion, 9- baffle, 10- shaft, the second screw rod of 11-, the second head of screw of 12-, 13- cross recess, 14- washer, 15- magnetic
Property layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of wall decoration screw for photo suspension,
Including male screw thread 1 and inner bolt 2, the male screw thread 1 includes the first screw rod 4 and the first head of screw 3, and first screw rod 4 is fixed
In 3 bottom end of the first head of screw, first screw rod 4 is internally provided with tapped through hole 6, and first head of screw 3 is internally provided with
Mounting groove 5, the top of the tapped through hole 6 are communicated to mounting groove 5, and the inner bolt 2 includes the second head of screw 12 and the second spiral shell
Bar 11, second screw rod 11 are fixed on 12 bottom end of the second head of screw, and second screw rod 11 is arranged inside tapped through hole 6,
Second screw rod 11 and tapped through hole 6 are connected through a screw thread and are fixed to each other, and second head of screw 12 is arranged in mounting groove 5
Portion is provided with cross recess 13 among 12 top of the second head of screw, and cross recess 13 and screwdriver cooperate, for screwing or unclamping
Inner bolt 2.
Second head of screw, 12 bottom end is provided with washer 14, and 14 sets of the washer on the second screw rod 11.
First head of screw, the 3 top outer edge is provided with gear along 7.
First head of screw, 3 top is provided with baffle 9, and the height of the second head of screw 12 should be lower than the height of cavity 5,
In order to cooperate with baffle 9,9 interior side of baffle is provided with shaft 10, and 10 bottom end of shaft is fixed on gear along 7,
For the baffle 9 by shaft 10 and gear along 7 rotation connections, the diameter and gear of the baffle 9 are equal along 7.
The gear is bonded with cushion 8 along 7 bottom ends and 3 bottom end of the first head of screw.
9 bottom end of baffle and 12 top end surface of the second head of screw are provided with the magnetosphere 15 adsorbed mutually.
The working principle of the utility model is: inner bolt 2 is fixed on inside male screw thread 1, is played anti-by being threadedly engaged
The effect of pine；Micro- interference fit between second screw rod 11 and tapped through hole 6 can make the first spiral shell while tightening inner bolt 2
Bar 4 expands, so that male screw thread 1 be made more securely to fix；First head of screw, 3 outer edge is provided with gear along 7, so as to
Adapt to biggish mounting hole；Cushion 8 can prevent screw from leaving impression in picture surface when screwing；It is blocked by baffle 9
Firmly cross recess 12, when installing and dismounting, baffle 9 can be removed, and after being installed, baffle 9 is moved back to, so that screw seems more
Add beauty；Magnetosphere 15 makes there are suction between baffle 9 and inner bolt 2, and anti-baffle plate 9 slips off.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of wall decoration screw for photo suspension, including male screw thread (1) and inner bolt (2), it is characterised in that: described
Male screw thread (1) includes the first screw rod (4) and the first head of screw (3), and first screw rod (4) is fixed on the first head of screw (3) bottom
End, first screw rod (4) are internally provided with tapped through hole (6), and first head of screw (3) is internally provided with mounting groove (5),
The top of the tapped through hole (6) is communicated to mounting groove (5), and the inner bolt (2) includes the second head of screw (12) and the second spiral shell
Bar (11), second screw rod (11) are fixed on the second head of screw (12) bottom end, and the second screw rod (11) setting is logical in screw thread
Hole (6) is internal, and second screw rod (11) and tapped through hole (6) are connected through a screw thread and are fixed to each other, second head of screw
(12) setting is internal in mounting groove (5), is provided with cross recess (13) among the second head of screw (12) top.
2. a kind of wall decoration screw for photo suspension according to claim 1, it is characterised in that: second spiral shell
Ailhead (12) bottom end is provided with washer (14), and the washer (14) covers on the second screw rod (11).
3. a kind of wall decoration screw for photo suspension according to claim 1, it is characterised in that: first spiral shell
Ailhead (3) top outer edge is provided with gear along (7).
4. a kind of wall decoration screw for photo suspension according to claim 3, it is characterised in that: first spiral shell
Ailhead (3) top is provided with baffle (9), and baffle (9) interior side is provided with shaft (10), and shaft (10) bottom end is solid
Gear is scheduled on (7), the baffle (9) is rotatablely connected by shaft (10) and gear along (7), the diameter and gear of the baffle (9)
It is equal along (7).
5. a kind of wall decoration screw for photo suspension according to claim 3, it is characterised in that: the gear edge
(7) bottom end and the first head of screw (3) bottom end are bonded with cushion (8).
6. a kind of wall decoration screw for photo suspension according to claim 4, it is characterised in that: the baffle
(9) bottom end and the second head of screw (12) top end surface are provided with the magnetosphere (15) adsorbed mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820497237.9U CN208311221U (en) | 2018-04-09 | 2018-04-09 | A kind of wall decoration screw for photo suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820497237.9U CN208311221U (en) | 2018-04-09 | 2018-04-09 | A kind of wall decoration screw for photo suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311221U true CN208311221U (en) | 2019-01-01 |
Family
ID=64718182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820497237.9U Active CN208311221U (en) | 2018-04-09 | 2018-04-09 | A kind of wall decoration screw for photo suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311221U (en) |
-
2018
- 2018-04-09 CN CN201820497237.9U patent/CN208311221U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |