CN1128297C - High tension screwn bolt set - Google Patents
High tension screwn bolt set Download PDFInfo
- Publication number
- CN1128297C CN1128297C CN 00129036 CN00129036A CN1128297C CN 1128297 C CN1128297 C CN 1128297C CN 00129036 CN00129036 CN 00129036 CN 00129036 A CN00129036 A CN 00129036A CN 1128297 C CN1128297 C CN 1128297C
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- China
- Prior art keywords
- basal plane
- packing ring
- bolt
- section
- nut
- 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 present invention relates to a high-tension screw bolt set comprising a screw bolt, a screw cap and a cushion ring, wherein the screw bolt is provided with a screw bolt head butted with one fastener and a screw stud threading out from the other fastener; the screw stud is provided with a connecting section connected with the screw bolt head, a screwing section screwed with the screw cap and a breaking section, wherein the periphery of the breaking section is provided with a groove parallel to the axial line of the screw bolt. The cushion ring is provided with opposite base surfaces, wherein the outer margin of one base surface contacting with one fastener convexly extend a plurality of radial and alternately arranged convex bodies toward the direction of the other fastener.
Description
The present invention relates to a kind of HIGH STRENGTH BOLTS group.
As shown in Figure 1, 2, be a kind of three-dimensional exploded view of existing HIGH STRENGTH BOLTS group 1, and the phantom of fixed two connected members.Existing HIGH STRENGTH BOLTS group 1 can be used to fixed two connected members 2,3, be respectively equipped with the opposed outer side surface 22,32 of perforation 21,31 and two of arranging being aligned on the above-mentioned connected member 2,3, and HIGH STRENGTH BOLTS group 1 comprises: a bolt 11, a packing ring 12 and a nut 13.Wherein, having a bolt head 111, that is fitted in the outer side surface 32 of connected member 3 on the bolt 11 is arranged in the perforation 21,31 and the linkage sections 112, that are connected with bolt head 111 are connected in the section of being spirally connected 113 that linkage section 112 and appearance are provided with screw thread and can supply spiral shell to establish nut 13, sheathed packing ring 12, and a fracture section 114 that is positioned at bolt 11 afterbodys, be arranged with the breaking groove 115 that a ring has predetermined depth in fracture section 114 and 113 of the sections of being spirally connected.Outside the outer side surface 22 of the above-mentioned section of being spirally connected 113 outstanding another connected members 2, and fracture section 114 surfaces are provided with the groove that is parallel to bolt 11 axis.
When HIGH STRENGTH BOLTS group 1 is wanted fixed two connected members 2,3 o'clock, at first allow bolt 11 pass two connected members 2,3 perforation 21,31, and make bolt head 111 be resisted against the outer side surface 32 of connected member 3, when bolt 11 protrudes on the section of being spirally connected 113 of connected member 2 outer side surfaces 22 sheathed packing ring 12 and locks in advance, utilize general purpose tool rotating screw cap 13 that it is arranged on the section of being spirally connected 113 earlier, so can force nut 13 compressing packing rings 12 to push against the outer side surface 22 of connected member 2, the pre-in advance lock of bolt group 1 is about a power 10～15%, then, again with in the special-purpose locking instrument 8, outer sleeve 81,82 are set in the periphery of fracture section 114 and nut 13 respectively, treat that outer sleeve 82 is again during rotating screw cap 13, drive inner sleeve 81 counter-rotatings again, by interior, outer sleeve 81, the torsion that the motion of 82 differential types is produced, make fracture section 114 by the fracture of breaking groove 115 places, make HIGH STRENGTH BOLTS group 1 reach predetermined lock shaft power whereby.
Though existing HIGH STRENGTH BOLTS group 1 has basic fixed locking function, but two connected members 2,3 two outer side surfaces 22,32 is level and smooth surface, perhaps get rusty and reach purpose attractive in appearance in order to prevent, may be at two connected members 2,3 surface varnishes with lacquer or other materials, therefore, when HIGH STRENGTH BOLTS group 1 is engaging locking two connected members 2,3 o'clock packing rings 12 and bolt head 111 and two outer side surfaces 22,32 surface friction drag diminishes, cause nut 13 can rotate jointly with work nut 13 at the process middle washer 12 of locking, bolt 11 also can rotate, and causes the incorrect of lock shaft power.
It is a kind of in the process of locking that main purpose of the present invention is to provide, and can prevent that common rotation of packing ring and nut and bolt from rotating, so as to the HIGH STRENGTH BOLTS group of control lock mandrel power at predefined value.
For achieving the above object, a kind of HIGH STRENGTH BOLTS group of the present invention can be used to fixed one first and one second connected member, be respectively equipped with on this first and second connected member the perforation of arranging being aligned and two opposed outside the side.This HIGH STRENGTH BOLTS group comprises: a bolt, have a bolt head that is resisted against the first connected member outer side surface, and a double-screw bolt that stretches through out this perforation.Double-screw bolt has a linkage section that is connected with bolt head in regular turn along its axial direction.One appearance is provided with the section of being spirally connected and a fracture section of screw thread.The outer side surface that has outstanding second connected member of a predetermined length on this section of being spirally connected, and the fracture section and the intersegmental breaking groove that is arranged with a ring that is spirally connected are peripherally installed with many grooves that are parallel to the double-screw bolt axis in the fracture section; One packing ring can be sheathed around this double-screw bolt, and packing ring has opposed first basal plane and second basal plane, this first basal plane and against the outer side surface of second connected member; And, one nut, be screwed onto on the section of being spirally connected of double-screw bolt, it has opposed one first basal plane and one second basal plane of the axis of vertical stud, and this second basal plane forces the convex body of first basal plane of packing ring against the outer side surface of living second connected member against second basal plane of living packing ring.Its characteristics are: the first basal plane outer rim of above-mentioned packing ring protrudes out a plurality of radial spaced convex bodys that are to the outer side surface of second connected member.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is a kind of three-dimensional exploded view of existing HIGH STRENGTH BOLTS group;
Fig. 2 is the part sectional view of fixed two connected members of a kind of existing HIGH STRENGTH BOLTS group;
Fig. 3 is the three-dimensional exploded view of one embodiment of the invention;
Fig. 4 is the schematic representation of fixed two connected members of one embodiment of the invention.
As shown in Figures 3 and 4, the HIGH STRENGTH BOLTS group of the embodiment of the invention is can wear to be cemented on the assemblying body 7, assemblying body 7 has one first and one second conjunction 71,72, being aligned is arranged in the perforation 712,722 that is located at respectively on two connected members 71,72, and two connected members 71,72 have two opposed outer side surfaces 711,721.HIGH STRENGTH BOLTS group bag is inserted: a bolt 4, a packing ring 5 and a nut 6.
Fixed two connected members of present embodiment were locked earlier in 71,72 o'clock equally in advance, and utilize instrument in the past to make the continuing surface 621 compressing packing rings 5 of nut 6, the convex body 53 that forces packing ring 5 is locked the bolt group 10～15% axle power in advance in advance against the outer side surface 721 of living second connected member 72.At this moment, convex body 53 is outer side surfaces 721 of imbedding second connected member 72, and the outer side surface 711 of first connected member 71 is imbedded in the drive that the convex body 411 of bolt head 41 is locked turns because of nut 6, so the neither face that can influence first and second mating face 711,721 is pressed.Utilize special use locking instrument 8 then as Fig. 2, make its inner and outer sleeves 81,82 be sheathed on the fracture section 423 and nut 6 peripheries of bolt 4 respectively, treat that outer sleeve 82 drives inner sleeve 81 counter-rotatings again during rotating screw cap 6 again, make 81,82 of inside and outside sleeves allow breaking groove 423 by the fracture of breaking groove 424 places, so as to reaching default lock shaft power in differential mode.
When the HIGH STRENGTH BOLTS group in when locking, against the outer side surface 711 of imbedding first connected member 71, the convex body 53 of packing ring 5 is against the outer side surface 721 of imbedding second connected member 72 by the convex body 411 of what bolt head 41.Therefore, can make packing ring 5 and nut 6 can not rotate jointly, bolt 4 can not rotate because of the fixing of bolt head 41 yet, thus effectively control lock mandrel power in the scope of presetting.
Again, when the user when being spirally connected, because of two opposed basal planes 51,52 of packing ring 5 all are provided with convex body 53, and convex body 53 set positions all are positioned at continuing surface 621 outsides of nut 6, so arbitrary face all has convex body 53 to can be used to against connected member 71,72,53 of the convex bodys of another side can not contact interference with the continuing surface 621 of nut 6, make things convenient for user's work when light is dark, do not have the puzzlement of selecting packing ring 5 directivity, can increase working efficiency.
By above explanation as can be known, the lock shaft power of HIGH STRENGTH BOLTS group of the present invention is controlled in the predefined value, can reduce the spoilage of bolt group, more can improve the tightness of locking connected member.
Claims (5)
1. HIGH STRENGTH BOLTS group, it can be used to fixed one first and one second connected member, is respectively equipped with the perforation of arranging being aligned on this first and second connected member, and two opposed outside the side, this HIGH STRENGTH BOLTS group comprises:
One bolt, has a bolt head that is resisted against the first connected member outer side surface, an and double-screw bolt that stretches through out this perforation, double-screw bolt has the section of being spirally connected and the fracture section that a linkage section that is connected with bolt head, an appearance are provided with screw thread in regular turn along its axial direction, the outer side surface that has outstanding second connected member of a predetermined length on this section of being spirally connected, and the fracture section and the intersegmental breaking groove that is arranged with a ring that is spirally connected are peripherally installed with the groove that several are parallel to the double-screw bolt axis in the fracture section;
One packing ring can be sheathed around this double-screw bolt, and packing ring has opposed first basal plane and second basal plane, this first basal plane and against the outer side surface of second connected member; And
One nut is screwed onto on the section of being spirally connected of double-screw bolt, and it has opposed one first basal plane and one second basal plane of the axis of vertical stud, and this second basal plane forces the convex body of first basal plane of packing ring against the outer side surface of living second connected member against second basal plane of living packing ring,
It is characterized in that the first basal plane outer rim of described packing ring protrudes out most individual radial spaced convex bodys that are to the outer side surface of second connected member.
2. HIGH STRENGTH BOLTS group as claimed in claim 1 is characterized in that, the second basal plane outer rim of this packing ring is radial spaced convex body towards the second basal plane projection of nut is a plurality of.
3. HIGH STRENGTH BOLTS group as claimed in claim 1, it is characterized in that, second basal plane of this nut is towards the outstanding annular continuing surface of the second connected member direction, and the set position system of the convex body on second basal plane of this packing ring is positioned at the outside of the continuing surface of this nut, when the nut turn, do not contact interference with the continuing surface of nut.
4. HIGH STRENGTH BOLTS group as claimed in claim 1 is characterized in that, the side outer rim that the bolt head of this bolt is resisted against the first connected member outer side surface has a plurality of radial and spaced convex bodys that are.
5. HIGH STRENGTH BOLTS group as claimed in claim 1 is characterized in that, each convex body is radial and uniformly-spaced arranges and arranged towards the central point direction of packing ring by the outer rim of packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00129036 CN1128297C (en) | 2000-09-25 | 2000-09-25 | High tension screwn bolt set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00129036 CN1128297C (en) | 2000-09-25 | 2000-09-25 | High tension screwn bolt set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1346028A CN1346028A (en) | 2002-04-24 |
| CN1128297C true CN1128297C (en) | 2003-11-19 |
Family
ID=4593283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00129036 Expired - Fee Related CN1128297C (en) | 2000-09-25 | 2000-09-25 | High tension screwn bolt set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1128297C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101634333A (en) * | 2008-07-21 | 2010-01-27 | 奇美电子股份有限公司 | Hinge device and display |
| CN109139650B (en) * | 2018-10-23 | 2022-06-14 | 航天精工股份有限公司 | Double-countersunk head bolt and nut assembly |
| CN111089107A (en) * | 2019-12-24 | 2020-05-01 | 北京新立机械有限责任公司 | Connecting device and mounting method thereof |
-
2000
- 2000-09-25 CN CN 00129036 patent/CN1128297C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1346028A (en) | 2002-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 13 of the detailed rules for the implementation of the patent law: 129036.3 of the invention patents in this issue as a notice of authorization, and at the same time corresponding to the 248346.7 utility model patent to be given up, and in the 19 volume of the 47 issue of the new type of communique on the patent right to abandon the announcement. |
|
| 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: 20031119 Termination date: 20180925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |