CN203847535U - Anti-detaching bolt - Google Patents
Anti-detaching bolt Download PDFInfo
- Publication number
- CN203847535U CN203847535U CN201420285159.8U CN201420285159U CN203847535U CN 203847535 U CN203847535 U CN 203847535U CN 201420285159 U CN201420285159 U CN 201420285159U CN 203847535 U CN203847535 U CN 203847535U
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- CN
- China
- Prior art keywords
- annular groove
- cover plate
- termination
- hole
- manhole
- 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 anti-detaching bolt which comprises a screw, an end, an outer sleeve, balls and a cover plate. The end is in a cylindrical shape. The screw is connected with the bottom end of the end. The top end of the end is provided with an inner hexagonal hole. The top end of the end is provided with a square fixing hole. An annular groove A is formed in the outer circle face of the end. The cross section of the annular groove A is in a semicircular shape. A circular through hole is formed in the center of the outer sleeve. An annular groove B is formed in the inner surface of the circular through hole. The cross section of the annular groove B is in a semicircular shape. The end is arranged in the circular through hole. The annular groove A and the annular groove B are opposite. The multiple balls are arranged between the annular groove A and the annular groove B. The cover plate is connected with a square fixing column which is inserted into the square fixing hole. The cover plate is in contact with the top end of the end and is placed in the circular through hole. The diameter of the cover plate and the diameter of the circular through hole are the same. The anti-detaching bolt can only be detached through a special tool, and anti-theft effect is achieved.
Description
Technical field
The utility model relates to a kind of fastening piece, relates in particular to a kind of bolt of Anti-dismantling.
Background technique
In mechanical whorl bindiny mechanism, bindiny mechanism can dismantle with conventional instrument at present.And when the important equipment of some high price is installed out of doors, the security risk that adopts conventional machinery to be threaded is larger, equipment is easily stolen.Such as the storage battery of using in electric power system, copper cable etc., owing to adopting conventional machinery to be threaded, the loss causing because being stolen is every year huge.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of use anti-demounting bolt that conventional instrument cannot be dismantled is provided.
The purpose of this utility model is achieved through the following technical solutions:
Anti-demounting bolt, comprises screw rod, termination, overcoat, ball and cover plate; Termination is cylinder type, and screw rod is connected with the bottom of termination, and the top of termination offers inner hexagonal hole, and the top of termination also offers square fixed hole, and the periphery of termination offers annular groove A, and the cross section of annular groove A is semicircle; The center portion of overcoat is manhole, and the internal surface of manhole offers annular groove B, and the cross section of annular groove B is semicircle; Termination is arranged in manhole, and annular groove A is relative with annular groove B, and a plurality of balls are arranged between annular groove A and annular groove B; Cover plate is connected with square fixing column, and square fixing column inserts in square fixed hole, and cover plate contacts with the top of termination and is arranged in manhole, and the diameter of cover plate is identical with manhole.
The utility model, after installation is fastening, adopts conventional instrument, while dismantling as spanner, spanner direct effect and overcoat, when rotating jacket, overcoat rotates around termination by ball, the power of spanner cannot be passed to termination, thereby the utility model cannot be disassembled.Dismantle the utility model, cover plate need to be mentioned, and adopt special-purpose interior hex tool to insert the inner hexagonal hole on termination, so the utility model could be pulled down.Because cover plate is arranged in manhole, and the diameter of cover plate is identical with manhole, does not therefore have special tool cannot mention cover plate, thereby has avoided the utility model to be pulled down easily, plays antitheft effect.
Further, the top of described overcoat is higher than the top of described cover plate.
The top of overcoat is higher than the top of cover plate, makes that cover plate is more difficult to be raised, and improved theftproof performance.
Further, in described termination, be provided with magnet.
Magnet is adsorbed on cover plate on termination, makes that cover plate is more difficult to be raised, and has improved theftproof performance.
Further, the outer surface of described overcoat is hexagon.
Further, the top of described square fixed hole is provided with spacing preiection, and the bottom of described square fixing column is provided with the positive stop lug boss corresponding with spacing preiection.
Spacing preiection and positive stop lug boss are set, can make the cover plate cannot be completely separated with termination, cover plate be positioned at top, termination all the time.Even if therefore can mention cover plate, because cover plate is positioned at top, termination all the time, also cannot utilize conventional inner hexagon spanner to dismantle, improved theftproof performance.
In sum, advantage of the present utility model and beneficial effect are:
1. the utility model can only be dismantled by special tool, plays antitheft effect;
2. the top of overcoat is higher than the top of cover plate, makes that cover plate is more difficult to be raised, and improved theftproof performance;
3. magnet is adsorbed on cover plate on termination, makes that cover plate is more difficult to be raised, and has improved theftproof performance;
4. spacing preiection and positive stop lug boss are set, can make the cover plate cannot be completely separated with termination, cover plate be positioned at top, termination all the time.Even if therefore can mention cover plate, because cover plate is positioned at top, termination all the time, also cannot utilize conventional inner hexagon spanner to dismantle, improved theftproof performance.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present utility model, will be briefly described describing the required accompanying drawing of using in the utility model embodiment below.Apparent, the accompanying drawing in the following describes is only some embodiments that record in the utility model, to those skilled in the art, in the situation that not paying creative work, can also, according to accompanying drawing below, obtain other accompanying drawing.
Fig. 1 is the structural representation of anti-demounting bolt;
Fig. 2 is the structural representation of bolt disassembling tool;
Fig. 3 is the installation and removal schematic diagram A of anti-demounting bolt;
Fig. 4 is the installation and removal schematic diagram B of anti-demounting bolt;
Fig. 5 is the installation and removal schematic diagram C of anti-demounting bolt;
Wherein, the component title that reference character is corresponding is as follows:
1-screw rod, 2-termination, 3-overcoat, 4-ball, 5-cover plate, the square fixing column of 6-, 7-magnet, 8-fixing rod, 9-magnet piece, 10-sliding cylinder, 11-sliding bar, 12-horizontal brace rod, 13-hexagon head, 14-limiting stopper, 15-handle, 16-tapped hole, 17-Cock screw, 18-block rubber, 201-annular groove A, 202-inner hexagonal hole, the square fixed hole of 203-, 204-spacing preiection, 301-manhole, 302-annular groove B, 601-positive stop lug boss.
Embodiment
In order to make those skilled in the art understand better the utility model, below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is carried out to clear, complete description.Apparent, embodiment described below is only the part in the utility model embodiment, rather than all.The embodiment who records based on the utility model, other all embodiments that those skilled in the art obtain in the situation that not paying creative work, all in the scope of the utility model protection.
Embodiment 1:
As shown in Figure 1, anti-demounting bolt, comprises screw rod 1, termination 2, overcoat 3, ball 4 and cover plate 5; Termination 2 is cylinder type, and screw rod 1 is connected with the bottom of termination 2, and the top of termination 2 offers inner hexagonal hole 202, and the top of termination 2 also offers square fixed hole 203, and the periphery of termination 2 offers annular groove A201, and the cross section of annular groove A201 is semicircle; The center portion of overcoat 3 is manhole 301, and the internal surface of manhole 301 offers annular groove B302, and the cross section of annular groove B302 is semicircle; Termination 2 is arranged in manhole 301, and annular groove A201 is relative with annular groove B302, and a plurality of balls 4 are arranged between annular groove A201 and annular groove B302; Cover plate 5 is connected with square fixing column 6, and square fixing column 6 inserts in square fixed hole 203, and cover plate 5 contacts with the top of termination 2 and is arranged in manhole 301, and the diameter of cover plate 5 is identical with manhole 301.
For the bolt disassembling tool of dismantling or install this anti-demounting bolt as shown in Figure 2, comprise fixing rod 8, magnet piece 9, sliding cylinder 10, sliding bar 11, horizontal brace rod 12 and hexagon head 13; Magnet piece 9 is connected with the bottom of fixing rod 8, and sliding cylinder 10 is connected with the side of fixing rod 8, and sliding cylinder 10 is parallel with the axis of fixing rod 8, and the bottom of sliding cylinder 10 is higher than the bottom of fixing rod 8; The inner space of sliding cylinder 10 is cylindrical, and sliding bar 11 is cylindrical bar, and sliding bar 11 slides and is arranged in sliding cylinder 10, and the two ends of sliding bar 11 are positioned at outside sliding cylinder 10; The bottom of sliding bar 11 is connected with horizontal brace rod 12, and the bottom surface of horizontal brace rod 12 is connected with hexagon head 13.Also comprise the limiting stopper 14 that is arranged at described sliding bar 11 tops.Also comprise horizontally disposed handle 15, handle 15 is connected with fixing rod 8 or sliding cylinder 10.On described sliding cylinder 10, offer tapped hole 16, also comprise the Cock screw 17 with tapped hole 16 screw-thread fit.The end of the thread section of described Cock screw 17 is connected with block rubber 18.
Working principle is as shown in Fig. 3 ~ Fig. 5, specific as follows:
Magnet piece 9 is adsorbed on cover plate 5, upwards pulls, cover plate 5 is mentioned; By sliding bar 11 down slidings, hexagon head 13 is between cover plate 5 and termination 2; Rotate sliding bar 11, hexagon head 13 is rotated to the below of cover plate 5; Again, by sliding bar 11 down slidings, hexagon head 13 is entered in inner hexagonal hole 202; By handle 15 rotating bolt extracting tools, can carry out the installation or removal of anti-demounting bolt.
Embodiment 2:
As shown in Figure 1, the present embodiment is on embodiment 1 basis, and the top of described overcoat 3 is higher than the top of described cover plate 5.
The top of overcoat 3 is higher than the top of cover plate 5, makes that cover plate 5 is more difficult to be raised, and improved theftproof performance.
Embodiment 3:
As shown in Figure 1, the present embodiment, on the basis of embodiment 1 or 2, is provided with magnet 7 in described termination 2.
Magnet 7 is adsorbed on cover plate 5 on termination 2, makes that cover plate 5 is more difficult to be raised, and has improved theftproof performance.
Embodiment 4:
As shown in Figure 1, the present embodiment is on above-mentioned any one embodiment's basis, and the outer surface of described overcoat 3 is hexagon.
Embodiment 5:
As shown in Figure 1, the present embodiment is on above-mentioned any one embodiment's basis, and the top of described square fixed hole 203 is provided with spacing preiection 204, and the bottom of described square fixing column 6 is provided with the positive stop lug boss corresponding with spacing preiection 204 601.
Spacing preiection 204 and positive stop lug boss 601 are set, can make the cover plate 5 cannot be completely separated with termination 2, cover plate 5 be positioned at 2 tops, termination all the time.Even if therefore can mention cover plate 5, because cover plate 5 is positioned at 2 tops, termination all the time, also cannot utilize conventional inner hexagon spanner to dismantle, improved theftproof performance.
As mentioned above, just can realize preferably the utility model.
Claims (5)
1. anti-demounting bolt, is characterized in that:
Comprise screw rod (1), termination (2), overcoat (3), ball (4) and cover plate (5);
Termination (2) is cylinder type, screw rod (1) is connected with the bottom of termination (2), the top of termination (2) offers inner hexagonal hole (202), the top of termination (2) also offers square fixed hole (203), the periphery of termination (2) offers annular groove A(201), annular groove A(201) cross section be semicircle;
The center portion of overcoat (3) is manhole (301), and the internal surface of manhole (301) offers annular groove B(302), annular groove B(302) cross section be semicircle;
Termination (2) is arranged in manhole (301), annular groove A(201) with annular groove B(302) relative, a plurality of balls (4) are arranged at annular groove A(201) and annular groove B(302) between;
Cover plate (5) is connected with square fixing column (6), square fixing column (6) inserts in square fixed hole (203), cover plate (5) contacts with the top of termination (2) and is arranged in manhole (301), and the diameter of cover plate (5) is identical with manhole (301).
2. anti-demounting bolt according to claim 1, is characterized in that:
The top of described overcoat (3) is higher than the top of described cover plate (5).
3. anti-demounting bolt according to claim 1, is characterized in that:
In described termination (2), be provided with magnet (7).
4. anti-demounting bolt according to claim 1, is characterized in that:
The outer surface of described overcoat (3) is hexagon.
5. anti-demounting bolt according to claim 1, is characterized in that:
The top of described square fixed hole (203) is provided with spacing preiection (204), and the bottom of described square fixing column (6) is provided with the positive stop lug boss (601) corresponding with spacing preiection (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285159.8U CN203847535U (en) | 2014-05-30 | 2014-05-30 | Anti-detaching bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285159.8U CN203847535U (en) | 2014-05-30 | 2014-05-30 | Anti-detaching bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203847535U true CN203847535U (en) | 2014-09-24 |
Family
ID=51560559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285159.8U Expired - Fee Related CN203847535U (en) | 2014-05-30 | 2014-05-30 | Anti-detaching bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203847535U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358764A (en) * | 2014-10-08 | 2015-02-18 | 佛山市浪鲸洁具有限公司 | Structure for mounting cover through magnetic attraction |
| CN107631110A (en) * | 2017-10-18 | 2018-01-26 | 台州市路桥振兴机械有限公司 | A kind of nut assembly and attaching method thereof |
| CN109578424A (en) * | 2018-12-29 | 2019-04-05 | 南京嘉迪紧固件制造有限公司 | Mounting method of anti-theft bolt |
| CN111043137A (en) * | 2019-12-20 | 2020-04-21 | 广西科技大学 | Application method of bolt assembly |
| CN112922951A (en) * | 2021-01-18 | 2021-06-08 | 吴铁成 | Anti-theft bolt assembly |
-
2014
- 2014-05-30 CN CN201420285159.8U patent/CN203847535U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358764A (en) * | 2014-10-08 | 2015-02-18 | 佛山市浪鲸洁具有限公司 | Structure for mounting cover through magnetic attraction |
| CN107631110A (en) * | 2017-10-18 | 2018-01-26 | 台州市路桥振兴机械有限公司 | A kind of nut assembly and attaching method thereof |
| CN109578424A (en) * | 2018-12-29 | 2019-04-05 | 南京嘉迪紧固件制造有限公司 | Mounting method of anti-theft bolt |
| CN109578424B (en) * | 2018-12-29 | 2020-08-11 | 南京嘉迪紧固件制造有限公司 | Mounting method of anti-theft bolt |
| CN111043137A (en) * | 2019-12-20 | 2020-04-21 | 广西科技大学 | Application method of bolt assembly |
| CN111043137B (en) * | 2019-12-20 | 2021-06-15 | 广西科技大学 | Application method of bolt assembly |
| CN112922951A (en) * | 2021-01-18 | 2021-06-08 | 吴铁成 | Anti-theft bolt assembly |
| CN112922951B (en) * | 2021-01-18 | 2022-12-06 | 深圳市朗固精密五金有限公司 | Anti-theft bolt assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20200530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |