CN209083757U - A kind of antitheft self threading pin - Google Patents
A kind of antitheft self threading pin Download PDFInfo
- Publication number
- CN209083757U CN209083757U CN201821066532.5U CN201821066532U CN209083757U CN 209083757 U CN209083757 U CN 209083757U CN 201821066532 U CN201821066532 U CN 201821066532U CN 209083757 U CN209083757 U CN 209083757U
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- CN
- China
- Prior art keywords
- nail
- cap
- theft cap
- theft
- self threading
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- 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.)
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Abstract
The utility model discloses a kind of antitheft self threading pins, including the head of a nail, follow closely body, ailhead, anti- rinforcement bar, Anti-theft cap, the head of a nail lower end connected nail body, the nail body lower end is equipped with ailhead, the outside of the head of a nail is equipped with Anti-theft cap, the Anti-theft cap includes Anti-theft cap lid, Anti-theft cap cap body and several fixed pins, the Anti-theft cap lid is located at the top of Anti-theft cap cap body, pass through several fixed pin connections between the Anti-theft cap lid and Anti-theft cap cap body, the head of a nail, follow closely body, ailhead and Anti-theft cap are an integral structure, the lower part of the nail body is evenly provided with screw thread, the upper end of the nail body is evenly provided with several rinforcement bars.A kind of antitheft self threading pin of the utility model, wherein the head of a nail is hidden in Anti-theft cap rather than is directly exposed to outside, and robber can not directly back out self threading pin；The bottom of Anti-theft cap only could be backed out fixed pin using special tool(s) by several fixed pin lockeds, opened Anti-theft cap, backed out self threading pin using the groove of head of a nail top surface, structure is simple, good anti-theft effect.
Description
[technical field]
The utility model relates to a kind of technical field of hardware component, especially a kind of technical field of antitheft self threading pin.
[background technique]
Self-tapping screw is voluntarily to attack the one kind for drilling out negative thread joined together in the prebored hole of metal or nonmetallic materials to have
Threaded fasteners.Due to its voluntarily form or can tapping cooperate its screw thread, closing in group has high anti-loose ability, and can be with
Handling.On small-sized screw its size, screw type, head dummy, attack bore performance and on engineering purposes its high-tensile strength, single-piece,
Unilateral combined characteristic is promising.Self-tapping screw is generally used for door and window, on iron sheet.
The tool energy for screwing or unscrewing using the routine such as spanner or screwdriver of existing common self threading pin on the market
It realizes, in particular for giving robber's chance when open air, it is therefore desirable to propose the self threading pin with anti-theft function.
[utility model content]
The purpose of this utility model is exactly to solve the problems of the prior art, proposes that a kind of antitheft self threading pin, the head of a nail are hidden
In Anti-theft cap, it is not easy to be backed out, good anti-theft effect.
To achieve the above object, the utility model proposes a kind of antitheft self threading pin, including the head of a nail, nail body, ailhead, it is anti-plus
Gu muscle, Anti-theft cap, the head of a nail lower end connected nail body, the nail body lower end are equipped with ailhead, the outside of the head of a nail is equipped with antitheft
Cap, the Anti-theft cap include Anti-theft cap lid, Anti-theft cap cap body and several fixed pins, and the Anti-theft cap lid is located at Anti-theft cap cap
The top of body passes through several fixed pin connections, the head of a nail, nail body, ailhead between the Anti-theft cap lid and Anti-theft cap cap body
It is an integral structure with Anti-theft cap, the lower part of the nail body is evenly provided with screw thread, if the upper end of the nail body is evenly provided with
Dry rinforcement bar.
Preferably, the Anti-theft cap lid is hemisphere face structure, the Anti-theft cap cap body is torus structure, described anti-
The rear side for stealing cap body is flexibly connected with the rear side of Anti-theft cap cap body, and the front side of the Anti-theft cap cap body is equipped with several through-holes, institute
The front side bottom for stating Anti-theft cap lid is equipped with mounting hole and locking slot, and the pore size and position of the through-hole and mounting hole are mutual
The upper end of matching, the fixed pin penetrating mounting holes and fixed pin is fixed in through-holes, and the upper end of the fixed pin is equipped with locking
Spring, the locking spring are arranged in locking slot.
Preferably, the quantity of the through-hole is 2, the quantity of the mounting hole is 2.
Preferably, the top surface center of the head of a nail cap body is equipped with groove, the groove can be linear type slot or cross
Slot.
Preferably, the screw pitch of the screw thread is gradually reduced along the lower end of upper end to the screw thread of screw thread.
Preferably, the outer diameter of the nail body is gradually reduced from top to bottom.
Preferably, the junction of the tapered structure of ailhead, the ailhead and nail body is equipped with chamfering.
Preferably, the rinforcement bar is extended to the forward position of nail body, the rinforcement bar by the bottom end of Anti-theft cap cap body
Setting direction it is parallel with nail body direction, the side of the rinforcement bar is trapezium structure wide at the top and narrow at the bottom.
Preferably, the outside of the rinforcement bar is equipped with several little grooves, the slot opening direction of the little groove and nail
Axially vertical, the little groove spaced set of body, the quantity of the little groove are 2~5.
The utility model has the beneficial effects that a kind of antitheft self threading pin of the utility model, solves existing self threading pin outdoors
Easily stolen problem, wherein the head of a nail is hidden in Anti-theft cap rather than is directly exposed to outside, and robber can not directly twist self threading pin
Under；The bottom of Anti-theft cap is not easy to open by several fixed pin lockeds, only could be by fixed pin using corresponding special tool(s)
It backs out, then opens Anti-theft cap, back out self threading pin using the groove on head of a nail top surface, structure is simple, good anti-theft effect.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of antitheft self threading pin of the utility model；
Fig. 2 is a kind of cross-sectional view of the Anti-theft cap of antitheft self threading pin of the utility model.
In figure: the 1- head of a nail, 2- nail body, 3- ailhead, 4- rinforcement bar, 5- Anti-theft cap, 10- groove, 20- screw thread, 30- chamfering,
41- little groove, 51- Anti-theft cap lid, 52- Anti-theft cap cap body, 53- fixed pin, 511- mounting hole, 512- locking slot, 520- are logical
Hole, 530- locking spring.
[specific embodiment]
Refering to fig. 1 with 2, a kind of antitheft self threading pin of the utility model, including it is the head of a nail 1, nail body 2, ailhead 3, rinforcement bar 4, anti-
Cap 5, the 1 lower end connected nail body 2 of the head of a nail are stolen, 2 lower end of nail body is equipped with ailhead 3, and the outside of the head of a nail 1 is equipped with Anti-theft cap
5, the Anti-theft cap 5 includes Anti-theft cap lid 51, Anti-theft cap cap body 52 and several fixed pins 53, and the Anti-theft cap lid 51 is located at
The top of Anti-theft cap cap body 52 is connected between the Anti-theft cap lid 51 and Anti-theft cap cap body 52 by several fixed pins 53, institute
It states the head of a nail 1, nail body 2, ailhead 3 and Anti-theft cap 5 to be an integral structure, the lower part of the nail body 2 is evenly provided with screw thread 20, institute
The upper end for stating nail body 2 is evenly provided with several rinforcement bars 4, and the Anti-theft cap lid 51 is hemisphere face structure, the Anti-theft cap
Cap body 52 is torus structure, and the rear side of the Anti-theft cap lid 51 is flexibly connected with the rear side of Anti-theft cap cap body 52, described anti-
The front side for stealing cap cap body 52 is equipped with several through-holes 520, and the front side bottom of the Anti-theft cap lid 51 is equipped with mounting hole 511 and locking
The pore size of slot 512, the through-hole 520 and mounting hole 511 is mutually matched with position, 53 penetrating mounting holes of fixed pin
511 and the upper end of fixed pin 53 be fixed in through-hole 520, the upper end of the fixed pin 53 is equipped with locking spring 530, the locking
Spring 530 is arranged in locking slot 512, and the quantity of the through-hole 520 is 2, and the quantity of the mounting hole 511 is 2, institute
The top surface center for stating the head of a nail 1 is equipped with groove 10, and the groove 10 can be linear type slot or cross bath, the screw pitch of the screw thread 20
It is gradually reduced along the lower end of upper end to the screw thread 20 of screw thread 20, the outer diameter of the nail body 2 is gradually reduced from top to bottom, described
The junction of the tapered structure of ailhead 3, the ailhead 3 and nail body 2 is equipped with chamfering 30, and the rinforcement bar 4 is by Anti-theft cap cap body 52
Bottom end extend to the forward position of nail body 2, the setting direction of the rinforcement bar 4 is parallel with 2 direction of body is followed closely, the rinforcement bar 4
Side be trapezium structure wide at the top and narrow at the bottom, the outside of the rinforcement bar 4 is equipped with several little grooves 41, the little groove 41 it is recessed
Axially vertical, 41 spaced set of little groove in channel opening direction and nail body 2, the quantity of the little groove 41 are 2~5
It is a.
Utility model works process:
A kind of antitheft self threading pin of the utility model during the work time, is inserted into the top surface of the head of a nail 1 using corresponding tool
In the groove 10 of centre, then self threading pin is screwed into material plate face in corresponding hole, will be fixed to each other between material；Self threading pin has
Antitheft effect, since the head of a nail 1 is hidden in Anti-theft cap 5 rather than is directly exposed to outside, and robber can not directly back out self threading pin；
The bottom of Anti-theft cap 5 is locked by several fixed pins 53, is not easy to open, when need to open, only just using corresponding special tool(s)
Fixed pin 53 can be backed out, then open Anti-theft cap 5, back out self threading pin using the groove 10 on 1 top surface of the head of a nail, structure is simple, prevents
It is good to steal effect；Since the outer diameter of nail body 2 is gradually reduced from top to bottom, and the screw pitch of screw thread 20 along the upper end of screw thread 20 to spiral shell
The lower end of line 20 is gradually reduced, the tapered structure of ailhead 3, therefore the resistance that screw is subject to when shooting reduces, shoots Shi Gengwen
Gu；The junction of ailhead 3 and nail body 2 is equipped with chamfering 30, keeps nail body overall surface structure rounder and more smooth, further decreases resistance, change
Kind using effect.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new
Scheme after type simple transformation belongs to the protection scope of the utility model.
Claims (9)
1. a kind of antitheft self threading pin, it is characterised in that: including the head of a nail (1), nail body (2), ailhead (3), rinforcement bar (4), Anti-theft cap
(5), the head of a nail (1) the lower end connected nail body (2), the nail body (2) lower end are equipped with ailhead (3), set on the outside of the head of a nail (1)
Have Anti-theft cap (5), the Anti-theft cap (5) includes Anti-theft cap lid (51), Anti-theft cap cap body (52) and several fixed pins (53), institute
State the top that Anti-theft cap lid (51) is located at Anti-theft cap cap body (52), the Anti-theft cap lid (51) and Anti-theft cap cap body (52) it
Between connected by several fixed pins (53), the head of a nail (1), nail body (2), ailhead (3) and Anti-theft cap (5) are an integral structure,
The lower part of nail body (2) is evenly provided with screw thread (20), and the upper end of nail body (2) is evenly provided with several rinforcement bars
(4)。
2. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the Anti-theft cap lid (51) is hemisphere face knot
Structure, the Anti-theft cap cap body (52) are torus structure, rear side and Anti-theft cap cap body (52) of the Anti-theft cap lid (51)
Rear side is flexibly connected, and the front side of the Anti-theft cap cap body (52) is equipped with several through-holes (520), before the Anti-theft cap lid (51)
Side bottom is equipped with mounting hole (511) and locking slot (512), pore size and the position of the through-hole (520) and mounting hole (511)
It is mutually matched, the upper end of fixed pin (53) penetrating mounting holes (511) and fixed pin (53) is fixed in through-hole (520), institute
The upper end for stating fixed pin (53) is equipped with locking spring (530), and the locking spring (530) is arranged in locking slot (512).
3. a kind of antitheft self threading pin as claimed in claim 2, it is characterised in that: the quantity of the through-hole (520) is 1~2,
The quantity of the mounting hole (511) is 1~2.
4. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the top surface center of the head of a nail (1) is equipped with recessed
Slot (10), the groove (10) can be linear type slot or cross bath.
5. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the screw pitch of the screw thread (20) is along screw thread
(20) lower end of upper end to screw thread (20) is gradually reduced.
6. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the outer diameter of nail body (2) from top to bottom by
It is decrescence small.
7. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the tapered structure of the ailhead (3), the nail
Head (3) and the junction for following closely body (2) are equipped with chamfering (30).
8. a kind of antitheft self threading pin as described in claim 1, it is characterised in that: the rinforcement bar (4) is by Anti-theft cap cap body
(52) bottom end extends to the forward position of nail body (2), and the setting direction of the rinforcement bar (4) is parallel with nail body (2) direction, institute
The side for stating rinforcement bar (4) is trapezium structure wide at the top and narrow at the bottom.
9. such as a kind of antitheft self threading pin described in any item of the claim 1 to 8, it is characterised in that: outside the rinforcement bar (4)
Side is equipped with several little grooves (41), the slot opening direction of the little groove (41) with follow closely the axially vertical of body (2), it is described small recessed
Slot (41) spaced set, the quantity of the little groove (41) are 2~5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066532.5U CN209083757U (en) | 2018-07-06 | 2018-07-06 | A kind of antitheft self threading pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821066532.5U CN209083757U (en) | 2018-07-06 | 2018-07-06 | A kind of antitheft self threading pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209083757U true CN209083757U (en) | 2019-07-09 |
Family
ID=67113425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821066532.5U Expired - Fee Related CN209083757U (en) | 2018-07-06 | 2018-07-06 | A kind of antitheft self threading pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209083757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644200A (en) * | 2018-07-06 | 2018-10-12 | 海盐晋悦五金制品有限公司 | A kind of antitheft self threading pin |
-
2018
- 2018-07-06 CN CN201821066532.5U patent/CN209083757U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644200A (en) * | 2018-07-06 | 2018-10-12 | 海盐晋悦五金制品有限公司 | A kind of antitheft self threading pin |
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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: 20190709 Termination date: 20200706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |