CN210106361U - Anti-theft bolt - Google Patents
Anti-theft bolt Download PDFInfo
- Publication number
- CN210106361U CN210106361U CN201920579395.3U CN201920579395U CN210106361U CN 210106361 U CN210106361 U CN 210106361U CN 201920579395 U CN201920579395 U CN 201920579395U CN 210106361 U CN210106361 U CN 210106361U
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- Prior art keywords
- bolt
- groove
- head
- cap
- screw rod
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Abstract
The utility model relates to a theftproof bolt includes: a fixing bolt, the fixing bolt comprising: the screw comprises a screw head, a smooth screw rod and a threaded screw rod, wherein a limiting step is formed between the screw head and the smooth screw rod; with the bolt cap that the spiral shell head cup jointed mutually, the inlay card groove has been seted up to bolt cap bottom, the inlay card groove includes: the bolt cap comprises a rotating groove and a channel groove, wherein the rotating groove can be used for rotating the bolt head, the channel groove is matched with the bolt head so that the bolt head can enter the rotating groove, and a locking hole groove communicated with the channel groove is formed in the lower end of the bolt cap; and the locking jackscrew is in threaded connection with the locking hole groove and is in abutting contact with the limiting step. The utility model discloses after connecting the work piece, will the cap of bolt cup joints fixing bolt is last, the locking jackscrew supports and presses spacing step makes the cap of bolt can't be followed the spiral shell is overhead to be taken out, has improved fixing bolt's theftproof nature.
Description
Technical Field
The utility model relates to a bolt technical field, in particular to theftproof bolt.
Background
The bolt is very extensive in the application of each industry now, plays fastening and locking effect of moving, but ordinary bolted connection is dismantled easily, and equipment that economic value is high is dismantled easily a bit and steals, if: the power tower, the equipment in the power distribution station, the equipment running at high speed and the like, the equipment is stolen, so that economic loss and potential safety hazards are brought, and in order to avoid the theft phenomenon, the security is not enough only to strengthen.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a theftproof bolt has the advantage that improves the bolt theftproof nature.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
an anti-theft bolt comprising: a fixing bolt, the fixing bolt comprising: the screw head, the smooth screw rod and the threaded screw rod, wherein the smooth screw rod is positioned above the threaded screw rod, and a limiting step is formed between the screw head and the smooth screw rod; with the bolt cap that the spiral shell head cup jointed mutually, the inlay card groove has been seted up to bolt cap bottom, the inlay card groove includes: the bolt cap comprises a rotating groove and a channel groove, wherein the rotating groove can be used for rotating the bolt head, the channel groove is matched with the bolt head so that the bolt head can enter the rotating groove, and a locking hole groove communicated with the channel groove is formed in the lower end of the bolt cap; and the locking jackscrew is in threaded connection with the locking hole groove and is in abutting contact with the limiting step.
Realize above-mentioned technical scheme, behind the fixing bolt connection work piece, the spiral shell head passes through the passageway groove and gets into the swivelling chute, cup joint the bolt cap on fixing bolt, make fixing bolt and bolt cap can relative rotation, the spiral shell head restriction is in the swivelling chute, the swivelling bolt cap can not make fixing bolt not hard up, it is inconsistent with smooth screw rod to twist the locking jackscrew soon, when the spiral shell head slips off the swivelling chute, the locking jackscrew supports with spacing step each other and presses, make the spiral shell head unable passage way groove, fix the cover all the time with the bolt cap on fixing bolt, improve the theftproof nature of bolt.
As an optimized scheme of the utility model, fixing bolt is T type structure just the spiral shell head is the rectangle cylinder, the passageway groove be with the square groove of spiral shell head looks adaptation just the swivelling chute is cylindrical groove.
According to the technical scheme, the screw head can enter the rotating groove through the channel groove, the fixing bolt and the bolt cap can rotate relatively, the screw head is limited in the rotating groove, and the fixing bolt cannot be loosened by rotating the bolt cap.
As an optimized scheme of the utility model, rotatory recess has been seted up to the locking jackscrew, rotatory recess is triangle-shaped.
According to the technical scheme, the jackscrew can be screwed and locked only by using the matched tool, so that the anti-theft performance is further improved.
As a preferred scheme of the utility model, smooth screw rod be located with the rigidity that the screw thread screw rod is connected has the box of sheltering from, shelter from the box outer wall set up with the corresponding through-hole in locking hole groove.
As a preferred scheme of the utility model, the rotation groove has been seted up to bolt cap lower extreme, it nests in to shelter from box upper end rotary type rotate in the groove.
As an optimized scheme of the utility model, the outer lane that shelters from the box is equipped with collapsible elastic ring, collapsible elastic ring covers the through-hole.
Realize above-mentioned technical scheme, when need not dismantling the bolt, rotatory cap of bolt makes through-hole and the dislocation of locking hole groove on sheltering from the box mutually, and collapsible elastic ring covers the through-hole simultaneously, further improves the theftproof nature.
To sum up, the utility model discloses following beneficial effect has: after the fixing bolt is connected with a workpiece, a bolt head enters the rotary groove through the channel groove, the bolt cap is sleeved on the fixing bolt, the upper end of the shielding box is nested in the rotary groove, the fixing bolt and the bolt cap can rotate relatively, the bolt head is limited in the rotary groove, the fixing bolt cannot be loosened through the rotary bolt cap, the through hole in the shielding box is overlapped with the locking hole groove through the rotary bolt cap, the locking jackscrew is screwed through a special triangular tool and is abutted against the smooth screw rod, when the bolt head is separated from the rotary groove in a sliding mode, the locking jackscrew is abutted against the limiting step, the bolt head cannot pass through the channel groove, the bolt cap is fixedly sleeved on the fixing bolt, the through hole in the shielding box is staggered with the locking hole groove through the rotary bolt cap, meanwhile, the through hole is covered by the retractable elastic ring, and the anti-theft performance of the bolt is.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of an embodiment of the present invention.
Fig. 3 is a schematic perspective view of the locking jackscrew in the embodiment of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
100. fixing the bolt; 101. a screw head; 102. a smooth screw; 103. a threaded screw;
104. a shielding box; 105. a through hole; 106. a rotating groove; 107. contracting the elastic ring;
200. a bolt cap; 210. a clamping groove; 211. a channel groove; 212. a rotating tank;
220. a locking hole groove; 221. locking a jackscrew; 222. the groove is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Examples
As shown in fig. 1 and 2, the utility model provides an anti-theft bolt, include: a fixing bolt 100, a bolt cap 200, and a locking jackscrew 221.
The fixing bolt 100 includes: the fixing bolt 100 is of a T-shaped structure, the screw head 101 is a rectangular cylinder, the smooth screw 102 is located above the threaded screw 103, and the threaded screw 103 is connected to a workpiece.
As shown in fig. 2 and 3, a locking hole groove 220 is formed at the lower end of the bolt cap 200, a locking jackscrew 221 is in threaded connection with the locking hole groove 220, the locking hole groove 220 is communicated with the channel groove 211, a limit step is formed between the bolt head 101 and the smooth screw 102, a triangular rotating groove 222 is formed in the locking jackscrew 221, the locking jackscrew 221 is screwed through the rotating groove 222 to be abutted against the smooth screw 102, when the bolt head 101 slips out of the rotating groove 212, the locking jackscrew 221 and the limit step are pressed against each other to prevent the bolt head 101 from passing through the channel groove 211, and the bolt cap 200 cannot be taken out of the fixing bolt 100.
Further, smooth screw 102 is located the position that is connected with threaded screw 103 and is fixed with and shelters from box 104, and bolt cap 200 lower extreme has been seted up and has been rotated groove 106, shelters from box 104 upper end rotary type nestification in rotating groove 106, shelters from box 104 outer wall and has seted up the through-hole 105 corresponding with locking hole groove 220, and rotary tool can twist soon locking jackscrew 221 through-hole 105, and the outer lane of sheltering from box 104 is equipped with the collapsible elasticity circle 107 that covers through-hole 105, has improved the theftproof nature of bolt.
In the embodiment of the present invention, after the fixing bolt 100 is connected to the workpiece, the screw head 101 enters the rotation groove 212 through the passage groove 211, the bolt cap 200 is sleeved on the fixing bolt 100, the upper end of the shielding box 104 is nested in the rotation groove 106 to enable the fixing bolt 100 and the bolt cap 200 to rotate relatively, the screw head 101 is limited in the rotation groove 212, the fixing bolt 100 cannot be loosened by the rotation bolt cap 200, the through hole 105 on the shielding box 104 coincides with the locking hole groove 220 by the rotation bolt cap 200, the locking jackscrew 221 is screwed by using a special triangular tool to abut against the smooth screw 102, when the screw head 200 rotates until the screw head 101 can enter the passage groove 211, the screw head 101 cannot pass through the passage groove 211 due to the mutual abutting pressure of the locking jackscrew 221 and the spacing step, the bolt cap 200 is fixedly sleeved on the fixing bolt 100, the rotation bolt cap 200 causes the through hole 105 on the shielding box 104 to be dislocated with the locking hole groove 220, and the retractable elastic ring 107 covers the through hole 105, the anti-theft performance of the bolt is greatly improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An anti-theft bolt, comprising:
a fixing bolt, the fixing bolt comprising: the screw comprises a screw head, a smooth screw rod and a threaded screw rod, wherein the smooth screw rod is positioned between the screw head and the threaded screw rod, and a limiting step is formed between the screw head and the smooth screw rod;
with the bolt cap that the spiral shell head cup jointed mutually, the inlay card groove has been seted up to bolt cap bottom, the inlay card groove includes: the bolt cap comprises a rotating groove and a channel groove, wherein the rotating groove can be used for rotating the bolt head, the channel groove is matched with the bolt head so that the bolt head can enter the rotating groove, and a locking hole groove communicated with the channel groove is formed in the lower end of the bolt cap; and the number of the first and second groups,
and the locking jackscrew is in threaded connection with the locking hole groove and is in abutting contact with the limiting step.
2. The anti-theft bolt according to claim 1, wherein said fixing bolt is a T-shaped structure and said head is a rectangular cylinder, said passage slot is a square slot adapted to said head, and said rotation slot is a cylindrical slot.
3. The anti-theft bolt according to claim 1, wherein the locking jackscrew is provided with a rotation groove, and the rotation groove is triangular.
4. The anti-theft bolt according to claim 1, wherein a shielding box is fixed at a position where the smooth screw rod is connected with the threaded screw rod, and a through hole corresponding to the locking hole groove is formed in the outer wall of the shielding box.
5. The anti-theft bolt according to claim 4, wherein the bolt cap defines a rotation slot at a lower end thereof, and the shielding box rotatably nests in the rotation slot at an upper end thereof.
6. An antitheft bolt according to claim 4 or 5 wherein the outer race of the shield box is provided with a retractable resilient ring which covers the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579395.3U CN210106361U (en) | 2019-04-25 | 2019-04-25 | Anti-theft bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920579395.3U CN210106361U (en) | 2019-04-25 | 2019-04-25 | Anti-theft bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106361U true CN210106361U (en) | 2020-02-21 |
Family
ID=69537076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920579395.3U Expired - Fee Related CN210106361U (en) | 2019-04-25 | 2019-04-25 | Anti-theft bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927868A (en) * | 2020-08-20 | 2020-11-13 | 海盐汇联通用配件有限公司 | Anti-theft bolt capable of being screwed up twice |
-
2019
- 2019-04-25 CN CN201920579395.3U patent/CN210106361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927868A (en) * | 2020-08-20 | 2020-11-13 | 海盐汇联通用配件有限公司 | Anti-theft bolt capable of being screwed up twice |
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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: 20200221 Termination date: 20210425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |