CN203335600U - Fastening composite member - Google Patents
Fastening composite member Download PDFInfo
- Publication number
- CN203335600U CN203335600U CN2013202785036U CN201320278503U CN203335600U CN 203335600 U CN203335600 U CN 203335600U CN 2013202785036 U CN2013202785036 U CN 2013202785036U CN 201320278503 U CN201320278503 U CN 201320278503U CN 203335600 U CN203335600 U CN 203335600U
- Authority
- CN
- China
- Prior art keywords
- nut
- packing ring
- plane
- hole
- continuous inclined
- 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
Links
Images
Landscapes
- Road Signs Or Road Markings (AREA)
Abstract
The utility model relates to a fastening composite member. The fastening composite member comprises a nut and a gasket, wherein the nut is provided with a threaded hole and a nut head, the lower edge of the nut head outwards expands to form a skirt portion, a plurality of continuous slopes are arranged on the bottom face of the skirt portion, a blocking wall is formed between every two adjacent continuous slopes, the bottom end of the threaded hole downwards extends to form a blocking ring, a blocking face is formed by the surface, facing the continuous slopes, of the outer edge of the blocking ring, the gasket is an annular body, a through hole is formed in the center of the gasket, part of the through hole expands to form an expanding hole, a shoulder portion is formed on the junction between the through hole and the expanding hole, continuous slopes are arranged on the top face of the gasket, the number of the continuous slopes of the gasket is equal to the number of the continuous slopes of the nut, a blocking wall is formed between every two adjacent continuous slopes of the gasket, and at least one notch is formed in the peripheral face of the gasket. According to the fastening composite member, due to the facts that the shoulder portion of the gasket is limited by the blocking face of the nut so that the gasket cannot be separated from the nut, and the maximum vertical distance between the blocking face and the shoulder portion is larger than the vertical height of each blocking wall, the situation that the purpose of preventing an illegal burglar and illegal damage can be achieved can be ensured when the fastening composite member is used.
Description
Technical field
The utility model, about a kind of fastening combined piece, refers to especially after a kind of locking and has fastening combined piece antitheft, locking functions.
Background technique
For prevent nut with bolt-locking after because of vibrations, the factor such as pull causes and gets loose, or in order to prevent in the situation that non-user allow to be stolen, destroy, multiple known solution has been arranged at present, for example the U.S. discloses the 2007/0243040A1 model utility, No. 5626449th, U. S. Patent, No. 4168731, No. 4034788, No. 4055208, and No. M298660th, TaiWan, China model utility, No. 298661, No. 298662, No. 293986, No. 285634 patent, roughly disclose a kind of nut with offer corresponding radial continuous inclined-plane on packing ring and produce with after preventing nut locking the means that get loose, but those known means still have the problem solved that waits, for example, nut and packing ring are separated from one another, workmen Chang Yin undertrained or carelessness and the direction of packing ring is anti-loaded, make the antitheft locking functions of original design lose, for this reason, TaiWan, China model utility I277701 patent has disclosed a kind of anti-theft anti-loose fastener that has combined nut and packing ring, its nut and packing ring are inseparable, to avoid the workmen that the event of packing ring setup error direction is occurred, but this structure still has structural problem, cause after installation the purpose that can't reach anti-loose anti-theft.Why can't achieve the above object for understanding in detail this known configuration, be described as follows:
Refer to Fig. 1, Fig. 2, different amount exploded perspective view for known anti-theft anti-loose fastener, this known anti-theft anti-loose fastener comprises a nut 40, have a screw 401, its root edge forms a disc expanded outwardly 41, and disc 41 bottom surfaces are provided with a plurality of wedge shapes inclined-plane 44, each wedge shape inclined-plane 44 joins continuously, and each wedge shape inclined-plane 44 joining places form the block face 441 with high low head, and disc 41 is provided with three breach 42, contiguous screw 401 places, bottom surface form the flanged lip 43 to downward-extension; One packing ring 50, there is a perforation 52, packing ring 50 end faces are provided with a plurality of continuous inclined-planes 53, each continuous inclined-plane 53 joins continuously, and each continuous inclined-plane 53 joining places form the bearing surface 531 with high low head, and 52 tops of boring a hole are provided with one and dwindle the convex shoulder 55 that the hole, footpath forms, be provided with three breach 54 around packing ring 50, after nut 40 combines with packing ring 50, breach 54,42 can be relatively consistent, the stock of special tool(s) can be stretched in breach 54, breach 42 and dismantled.
Refer to Fig. 3, Fig. 4, the combination plan view that Fig. 3 is known anti-theft anti-loose fastener, Fig. 4 is the sectional view of Fig. 3 along the A-A direction, the disc 41 of nut 40 root edges is seated in the end face of packing ring 50, and after the perforation 52 that the flanged lip 43 of nut 40 bottom surfaces inserts packing ring 50 passes downwards, flanged lip 43 forms a ringwall 431 with technology outwards such as punching presses, but ringwall 431 clasps can't break away from from nut 40 bottoms packing ring 50 at the convex shoulder 55 of packing ring 50 bottom surfaces.
Above-mentioned known anti-theft anti-loose fastener is pushed principle by wedge shape inclined- plane 44 and 53 inclined-plane, continuous inclined-plane, really can prevent that general robber from unscrewing nut 40 with the common wrench instrument, but it is for when mistake appears in work progress, or removal nut once again while in the future needing to remove, be provided with breach 42, breach 54, and the special key instrument with three stocks that uses a kind of common people to obtain, three stocks are stretched into to breach 42, breach 54 is with while rotating screw cap 40 and packing ring 50, so can avoid wedge shape inclined-plane 44 successfully gets loose fastening piece with continuous mutually pushing of inclined-plane 53.In order to reach the purpose that can dismantle once again nut, breach 42, breach 54 must keep alignment for allowing in case of necessity the stock of special tool(s) stretch into.
In order to allow breach 42, breach 54 maintenance alignment, at first when assembling nut 40 and packing ring 50, just must, by breach 42, breach 54 contrapositions, then after riveting nut 40 and packing ring 50, can not allow again breach 42, breach 54 misplace; Refer to Fig. 4, nut 40 is states of combination with packing ring 50, and fit fully with continuous inclined-plane 53 in wedge shape inclined-plane 44 and block face 441 and also laminating fully of bearing surface 531, if now allow the relative packing ring 50 of nut 40 leave the vertical height a over top and the end on inclined-plane, relative rotation occurs and makes breach 42, breach 54 stagger and can't align in nut 40 with regard to having an opportunity with packing ring 50, for fear of this situation, occur, when punching press flanged lip 43 is bent to form ringwall 431, deliberately the down suction b of ringwall 431 and convex shoulder 55 is defined as and is less than aforesaid vertical height a.
Although can guarantee that by down suction b being defined as to the way that is less than vertical height a breach 42, breach 54 continue to keep alignment, have produced another problem in actual use.Fastening piece in the process of transporting because vibrations, friction, push each other, nut 40 can become opposite spin that wedge shape inclined-plane 44 and continuous inclined-plane 53 are slided along surface of contact with packing ring 50, until ringwall 431, with convex shoulder 55, contact against after, wedge shape inclined-plane 44 and continuous inclined-plane 53 are because of vibrations, friction, push effect continues to push against, follow-up long because of the storage time again, the oxidation of moisture in air, finally present the state of killing as Fig. 5, be nut 40 with packing ring 50 become can't relative movement integrative-structure, after fastening piece that the workmen kills this is screwed to bolt, its being damaged deformation distance c that prevents that nut 40 from exiting will only be left very small amount, wedge shape inclined-plane 44 and the also little much and easily distortion of original design of area of contact on inclined-plane 53 continuously, now with general spanner, pulling nut 40 rotates with regard to likely making 44 compressing continuous inclined-plane 53 distortion of wedge shape inclined-plane, therefore nut 40 is illegally got loose.
In sum, these known anti-theft anti-loose fasteners still exist and can't effectively avoid theft and the destruction problem, and prior art does not disclose any solution for this problem.
The model utility content
In view of this, the purpose of this utility model is to provide a kind of fastening combined piece.
For achieving the above object, the utility model provides a kind of fastening combined piece, comprises:
One nut, this nut has a cap head and a tapped hole, and the bottom surface that this cap head lower edge forms a ，Gai skirt section, skirt section to external expansion is provided with a plurality of continuous inclined-planes, between each adjacent continuous inclined-plane, forms barricade; The bottom of this tapped hole is extended a catch ring downwards, and this catch ring outer rim is towards the surface on this continuous inclined-plane and form a prevent surface;
One packing ring, this packing ring is a ring bodies, and its external diameter is less than or equal to the external diameter in this skirt section, and this packing ring center is provided with a through hole, and the part of this through hole enlarges and forms a hole enlargement hole, and the intersection in this through hole and hole enlargement hole forms a shoulder; And the end face of this packing ring is provided with a plurality of continuous inclined-planes, the quantity on the continuous inclined-plane of this packing ring is identical with the quantity on the continuous inclined-plane of this nut, between each adjacent continuous inclined-plane, forms barricade; And the outer circumferential face of this packing ring is provided with at least one breach;
Wherein the prevent surface of this nut limits the shoulder of this packing ring, and this packing ring can not break away from this nut.
Preferably, wherein this breach is hidden by this skirt section on axial position.
Preferably, wherein this packing ring is provided with a ，Gai bottom surface, bottom surface and has microgroove structure.
Preferably, wherein this microgroove is configured to point or the line of microprotrusion or micro-pits.
Preferably, the size that wherein this microgroove is constructed is between 0.1 ~ 0.3mm.
Preferably, wherein the quantity of this breach is three.
Preferably, wherein this skirt section around extend to form an enclosure wall downwards.
Preferably, wherein this enclosure wall hides continuous inclined-plane and the barricade of this nut and this packing ring from the side fully.
Fastening combined piece provided by the utility model, the maximum normal distance of the prevent surface of its nut and the shoulder of packing ring is greater than the vertical height of barricade, therefore the shoulder of the prevent surface of nut restriction packing ring makes packing ring can not break away from nut, make nut can relatively rotate freely with packing ring simultaneously, make both can before not yet using, not cause stuck state, on guaranteeing to use, can reach the purpose that prevents illegal deathwatch and destruction.
The accompanying drawing explanation
The angle decomposition stereogram that Fig. 1 is known anti-theft anti-loose fastener;
Another angle decomposition stereogram that Fig. 2 is known anti-theft anti-loose fastener;
The combination plan view that Fig. 3 is known anti-theft anti-loose fastener;
Fig. 4 is the sectional view of Fig. 3 along the A-A direction;
Fig. 5 is the stuck view after known anti-theft anti-loose fastener combination;
The exploded perspective view that Fig. 6 is the utility model the first embodiment;
The exploded perspective view that Fig. 7 is another direction of Fig. 6;
The combination stereogram that Fig. 8 is the utility model the first embodiment;
The assembled sectional view that Fig. 9 is the utility model the first embodiment;
The exploded perspective view that Figure 10 is the utility model the second embodiment;
The combination plan view that Figure 11 is the utility model the second embodiment;
Figure 12 is the use view that Figure 11 analyses and observe along the B-B direction.
[primary component symbol description]
10,10 '-nut; 11-cap head; The 12-skirt section; The 13-tapped hole; The continuous inclined-plane of 14-; The 15-barricade; The 16-catch ring; The 17-prevent surface; The 18-enclosure wall;
The 20-packing ring; The 21-through hole; 22-hole enlargement hole; The 23-shoulder; The continuous inclined-plane of 24-; The 25-barricade; The 26-breach; The 27-bottom surface; 271-microgroove structure;
The 30-bolt; The 31-mounting article; The 32-extracting tool; The 321-stock; The 322-pawl;
The 40-nut; The 401-screw; The 41-disc; The 42-breach; The 43-flanged lip; The 431-ringwall; 44-wedge shape inclined-plane; The 441-block face;
The 50-packing ring; The 52-perforation; The continuous inclined-plane of 53-; The 531-bearing surface; The 54-breach; The 55-convex shoulder;
The a-vertical height;
The b-down suction;
C-being damaged deformation distance;
The d-perpendicular distance;
The e-vertical height.
Embodiment
In order to the technical problems to be solved in the utility model, effect and feature, more detailed understanding to be arranged, below lift preferred embodiment and coordinate the accompanying drawing explanation as after.
Please also refer to Fig. 6 and Fig. 7, is two different direction stereograms of the utility model the first embodiment.The fastening combined piece of the present embodiment comprises a nut 10 and a packing ring 20; Nut 10 has a cap head 11, and the profile of general nut cap head has various specification shape, means with six cylinders in icon but is not limited to this kind of hexagon nut.Cap head 11 lower edges outwards are extended to the masked area that 12， skirt section, discoid skirt section 12 has enlarged cap head 11; Nut 10 center is provided with tapped hole 13, and its screw thread kind can be selected v thread, standard thread or trapezoidal thread, does not draw in detail thread tooth in figure; 12 bottom surface, skirt section arranges a plurality of continuous inclined-planes 14, and the quantity on inclined-plane 14 has three at least continuously, and the best is ten to 15, and each continuous inclined-plane 14 has identical length and angle of inclination, forms barricade 15 between adjacent continuous inclined-plane 14; The bottom of tapped hole 13 is extended a catch ring 16 downwards, the internal diameter of catch ring 16 is greater than the major diameter of thread of tapped hole 13, so just be unlikely to bolt, to interfere when screwing togather bolt, catch ring 16 in Fig. 7 is expressed as the shape of being out of shape after assembling, and catch ring 16 outer rims after distortion form a prevent surface 17 towards the surface on continuous inclined-plane 14.Packing ring 20 becomes a ring bodies, external diameter is less than or equal to the maximum outside diameter in skirt section 12, packing ring 20 center is provided with a through hole 21, a part of enlarged of through hole 21 and form a hole enlargement hole 22, and the intersection in through hole 21 and hole enlargement hole 22 forms the shoulder 23 of a planar annular; The end face of packing ring 20 is provided with a plurality of continuous inclined-planes 24, and the quantity on inclined-plane 24 is identical with the continuous inclined-plane 14 of nut 10 continuously, and each continuous inclined-plane 24 has identical length and angle of inclination, forms barricade 25 between adjacent continuous inclined-plane 24; The outer circumferential face of packing ring 20 is provided with at least one breach 26, and quantity the best of breach 26 is 3 equidistant settings; Packing ring 20 has a bottom surface 27, bottom surface 27 is used for the object contact be fixed, its surface is provided with microgroove structure 271, microgroove structure 271 can be point or the line of microprotrusion or micro-pits, size the best is between 0.1 ~ 0.3mm, can produce small distortion when being locked the compressing object increases frictional force, can not cause scratch to the subject surface be locked simultaneously.
Refer to Fig. 8, Fig. 9, combination stereogram and assembled sectional view for the utility model the first embodiment, nut 10 and packing ring 20 combinations, its the two continuous inclined-plane 14, inclined-plane 24 is to fit closely continuously, barricade 15, barricade 25 are also the states of contact simultaneously, and 12 pairs, skirt section breach 26 forms the effect hidden.The catch ring 16 of nut 10 not yet with packing ring 20 in conjunction with before be the shape (not illustrating) of a straight tube, the catch ring 16 shown in figure has been deformed into trumpet-shaped outside hole enlargement, and has formed a prevent surface 17.Normally punching press of means by catch ring 16 distortion, according to current industrial technology, can utilize mould very accurately to control amount of deformation and distortion size, the prevent surface 17 that the external diameter of the catch ring 16 after distortion forms has stopped the shoulder 23 of packing ring 20, and (be the barricade 15 shown in Fig. 9 under the state of being close to most at packing ring 20 and nut 10, the state of barricade 25 contacts), prevent surface 17 is greater than barricade 15 with the perpendicular distance d of shoulder 23, the vertical height e of barricade 25, that is prevent surface 17 is greater than barricade 15 with the ultimate range of shoulder 23, the vertical height of barricade 25, thus, packing ring 20 can't break away from from the bottom of nut 10, and packing ring 20 can relatively rotate with nut 10, in the vibration environment of the process of transporting, inclined-plane 14 can slip over arbitrary continuous inclined-plane 24 easily continuously, both do not have the stuck situation in inclined-plane and occur, packing ring 20 can not break away from from nut 10 thus, does not have in construction packing ring 20 directions are put to anti-problem, secondly in locking because continuously inclined-plane 14, inclined-plane 24 can be not stuck continuously, so with spanner drive nut 10 rotations and by barricade 15 promote barricades 25 make packing ring 20 together rotary lock put in place, moreover because breach 26 is hidden by skirt section 12, unauthorised broken person is in the situation that fail to obtain the special tool(s) of control, only can be intended to outward winding counterclockwise nut 10 with common wrench, and packing ring 20 can not followed nut 10 rotations because the microgroove of bottom surface 27 constructs frictional force between 271 increases and fixed object, continuously inclined-plane 14, inclined-plane 24 will produce push effect and make the thread of tapped hole and the thread of bolt (not illustrating) present the situation that turns tighter and tighter continuously, unless the torsion applied destroys screwed tooth structure fully, otherwise can't removal nut 10.
Referring to Figure 10, is the utility model the second embodiment's stereogram.The fastening combined piece of the present embodiment comprises a nut 10 ' and a packing ring 20; Nut 10 ' is provided with a cap head 11, and cap head 11 lower edges outwards are extended to the masked area that 12， skirt section, discoid skirt section 12 has enlarged cap head 11, and 12 outside, skirt section extends to form an enclosure wall 18 downwards; Nut 10’ center is provided with tapped hole 13; 12 bottom surface, skirt section arranges a plurality of continuous inclined-planes 14, the quantity on inclined-plane 14 has three at least continuously, the best is ten to 15, each continuous inclined-plane 14 has identical length and angle of inclination, form barricade 15 between adjacent continuous inclined-plane 14, enclosure wall 18 can hide continuous inclined-plane 14 and barricade 15 from the side fully; The bottom of tapped hole 13 is extended a catch ring 16 downwards, and the internal diameter of catch ring 16 is greater than the major diameter of thread of tapped hole 13, between the outer rim of catch ring 16 and continuous inclined-plane 14, forms a prevent surface 17.Packing ring 20 is a ring bodies, the external diameter of packing ring 20 is less than the internal diameter of enclosure wall 18, there is a through hole 21 at packing ring 20 centers, and the part of through hole 21 more enlarged forms a hole enlargement hole 22, and the intersection in through hole 21 and hole enlargement hole 22 forms the shoulder 23 of a planar annular; The end face of packing ring 20 is provided with a plurality of continuous inclined-planes 24, and the quantity on inclined-plane 24 is identical with the continuous inclined-plane 14 of nut 10 ' continuously, and each continuous inclined-plane 24 has identical length and angle of inclination, forms barricade 25 between adjacent continuous inclined-plane 24; The outer circumferential face of packing ring 20 is provided with at least one breach 26, and quantity the best of breach 26 is 3 and equidistant the setting; Packing ring 20 has a bottom surface 27, bottom surface 27 is used for the object contact be fixed, its surface is provided with microgroove structure 271, microgroove structure 271 can be point or the line of microprotrusion or micro-pits, size the best is between 0.1 ~ 0.3mm, can produce small distortion when being locked the compressing object increases frictional force, can not cause scratch to the subject surface be locked simultaneously.
The utility model the second embodiment who refers to Figure 11 combines the use view of plan view and Figure 12.Nut 10 ' is locked two fixed objects 31 by a bolt 30 jointly with packing ring 20, the bottom surface 27 of packing ring 20 and the Surface Contact of a fixed object 31 wherein, microgroove structure 271 makes packing ring 20 increase frictional force and can overcome larger moment of torsion with fixed object 31 surfaces that contact, the continuous inclined-plane 14 of packing ring 20 and nut 10 ', fit fully in inclined-plane 24 continuously, barricade 15, barricade 25 also abuts against together, skirt section 12 has hidden breach 26 on axial position makes general purpose tool can't directly be inserted into breach 26, 18, enclosure wall has more surrounded continuous inclined- plane 14, 24 side, inclined-plane makes other people learn that this is the fastening piece with antitheft locking functions from outward appearance continuously, and when unauthorised broken person's wish is removed fastening piece, impose the moment of torsion of stripping nut 10 ' from cap head 11 with the common wrench instrument, or because of vibrations, pullling caused nut 10 ' rotates toward the stripping direction, continuous inclined-plane 14, continuous inclined-plane 24 will produce the inclined-plane push effect makes the thread of nut 10 ' and bolt 30 produce powerful contact friction force and stop nut 10 ' to exit, usually be used in again the fixing or combination of steel building of rail due to this type of fastening piece, its mechanical thread itself has larger rigidity can resist rupture failure, nut 10 ' can't be exited and be reached antitheft and locking purpose.
The time marquis of the fastening piece of must releasing having locked because of mistakes such as programs in work progress as correct user, can utilize an extracting tool 32 to carry out removal; Extracting tool 32 has and the quantity of breach 26, the stock 321 that position conforms to, the end of stock 321 has pawl 322, pawl 322 is stock 321 transverse shiftings relatively, mobile mode can be reached with rotation (advancing back-out) or the flexible of spring of screw thread, and the detail structure of removal tool not quite clearly gives description in this.After extracting tool 32 is placed into corresponding breach 26 positions by stock 321, pawl 322 can stretch in breach 26, then rotate extracting tool 32 by pawl 322 band washer 20 rotations, packing ring 20 promotes barricade 15 by barricade 25 and forces nut 10 ' synchronous rotary, now inclined-plane 14, continuous inclined-plane 24 can not produce the push effect on inclined-plane, thereby can remove smoothly fastening piece continuously.
The embodiment of all announcements of the utility model all should be considered in order to explanation unrestricted the utility model, and the utility model can carry out with being different from the alternate manner that this paper states.Therefore, any variation and the modification within not breaking away from the utility model patent spirit and scope, done, all belong to protection protection domain of the present utility model.
Claims (8)
1. a fastening combined piece, is characterized in that, comprises:
One nut, this nut has a cap head and a tapped hole, and the bottom surface that this cap head lower edge forms a ，Gai skirt section, skirt section to external expansion is provided with a plurality of continuous inclined-planes, between each adjacent continuous inclined-plane, forms barricade; The bottom of this tapped hole is extended a catch ring downwards, and this catch ring outer rim is towards the surface on this continuous inclined-plane and form a prevent surface;
One packing ring, this packing ring is a ring bodies, and its external diameter is less than or equal to the external diameter in this skirt section, and this packing ring center is provided with a through hole, and the part of this through hole enlarges and forms a hole enlargement hole, and the intersection in this through hole and hole enlargement hole forms a shoulder; And the end face of this packing ring is provided with a plurality of continuous inclined-planes, the quantity on the continuous inclined-plane of this packing ring is identical with the quantity on the continuous inclined-plane of this nut, between each adjacent continuous inclined-plane, forms barricade; And the outer circumferential face of this packing ring is provided with at least one breach;
Wherein the prevent surface of this nut limits the shoulder of this packing ring, and this packing ring can not break away from this nut.
2. fastening combined piece as claimed in claim 1, is characterized in that, this breach is hidden by this skirt section on axial position.
3. fastening combined piece as claimed in claim 2, is characterized in that, this packing ring is provided with a ，Gai bottom surface, bottom surface and has the microgroove structure.
4. fastening combined piece as claimed in claim 3, is characterized in that, this microgroove is configured to point or the line of microprotrusion or micro-pits.
5. fastening combined piece as claimed in claim 4, is characterized in that, the size of this microgroove structure is between 0.1 ~ 0.3mm.
6. fastening combined piece as described as claim 2 or 5, is characterized in that, the quantity of this breach is three.
7. fastening combined piece as claimed in claim 6, is characterized in that, extends to form an enclosure wall around this skirt section downwards.
8. fastening combined piece as claimed in claim 7, is characterized in that, this enclosure wall hides continuous inclined-plane and the barricade of this nut and this packing ring from the side fully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202785036U CN203335600U (en) | 2013-05-21 | 2013-05-21 | Fastening composite member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202785036U CN203335600U (en) | 2013-05-21 | 2013-05-21 | Fastening composite member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203335600U true CN203335600U (en) | 2013-12-11 |
Family
ID=49704277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202785036U Expired - Fee Related CN203335600U (en) | 2013-05-21 | 2013-05-21 | Fastening composite member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203335600U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179779A (en) * | 2013-05-21 | 2014-12-03 | 完美动力科技有限公司 | Fastening combination part |
| CN105090208A (en) * | 2015-08-25 | 2015-11-25 | 王景东 | Looseness-preventing and disassembling-preventing bolt |
| CN110131286A (en) * | 2019-06-18 | 2019-08-16 | 杨小华 | A kind of spring washer, screw assembly and the nut component of jam nut composite structure |
-
2013
- 2013-05-21 CN CN2013202785036U patent/CN203335600U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179779A (en) * | 2013-05-21 | 2014-12-03 | 完美动力科技有限公司 | Fastening combination part |
| CN105090208A (en) * | 2015-08-25 | 2015-11-25 | 王景东 | Looseness-preventing and disassembling-preventing bolt |
| CN110131286A (en) * | 2019-06-18 | 2019-08-16 | 杨小华 | A kind of spring washer, screw assembly and the nut component of jam nut composite structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104179779A (en) | Fastening combination part | |
| US10150599B2 (en) | Tamper evident cap | |
| US3910079A (en) | Equipment security locking device | |
| US4007613A (en) | Equipment security locking device | |
| CN203335600U (en) | Fastening composite member | |
| US10816028B2 (en) | Method of forming high security fastener with internal shroud buckled retainer | |
| US20190366761A1 (en) | Wheel Lock With Central Expander | |
| JP6267749B2 (en) | Nuts and special tools | |
| RU2014119977A (en) | NUT, WASHER AND HEAD OF THE MOUNTING PART FOR PROTECTION FROM ELECTROMAGNETIC ENERGY | |
| US9051962B2 (en) | Fastener | |
| EP3802149B1 (en) | Wheel lock with central expander | |
| JP2014015990A (en) | Anti-theft double nut-type fastening tool, exclusive tool, anti-theft fastening tool set, anti-theft nut, and nut set | |
| CN103108514A (en) | Active anti-dismantle control case made of aluminum alloy and anti-dismantle method | |
| KR102261378B1 (en) | Anti-theft Wheel nut assembly and its demount method | |
| KR200363639Y1 (en) | A sealing device for combine | |
| CN106284421B (en) | A kind of anti-stealing manhole cover that installation is firm | |
| JP3176444U (en) | Screw member | |
| CN210716243U (en) | Anti-theft gate for petroleum equipment | |
| CN209813890U (en) | Anti-disassembly's special solid sealing device of motor vehicle license plate | |
| KR20230001364U (en) | Round head special assembly screw and dedicated driver to prevent theft of computer parts | |
| WO2018101812A9 (en) | Synchronised security mechanism for protecting motor vehicle lug nuts against rim and tyre theft | |
| CN206802043U (en) | Loosing and theft preventing bolt | |
| JP2007107716A (en) | Locking nut | |
| CN205780193U (en) | A kind of anti-theft bolt fastening assembly and specific purpose tool thereof | |
| JP2020176657A (en) | Nut member and specialized tool |
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: 20131211 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |