CN204784056U - A prefix soket head cap screw - Google Patents
A prefix soket head cap screw Download PDFInfo
- Publication number
- CN204784056U CN204784056U CN201520510231.7U CN201520510231U CN204784056U CN 204784056 U CN204784056 U CN 204784056U CN 201520510231 U CN201520510231 U CN 201520510231U CN 204784056 U CN204784056 U CN 204784056U
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- screw
- conehead
- polished rod
- rivet nut
- flat head
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Abstract
A prefix soket head cap screw, including the nail body, wherein, nail body top is provided with the polished rod, and the polished rod upper end is provided with the conical head to hexagonal groove in being provided with in the conical head, and be provided with a prefix at the conical head upper surface, in addition, the opening angle of conical head is 90, when the hexagon socket head of screw damaged, hexagonal inslot in inserting extracting tool through a prefix can be dismantled the screw that damages fast, the nail body sets up the operation requirement that satisfies the machine and carry nacelle, external thing flap fastening simultaneously, and conical head less prominent fastening surface, is difficult for skidding in the use, is convenient for dismantle the screw that damages fast.
Description
Technical field
The utility model relates to airborne technical field of fastening, particularly relates to a kind of flat head socket head screw.
Background technique
The socket head screw that current domestic aircraft pod or store Combinations lid use, its minimum diameter of thread at more than 6mm, comprise national military standard and navigation mark all lack the diameter of thread below 6mm can bear meet aircraft pod, store Combinations lid fastening requirements screw optional; The socket head screw head simultaneously used now is mainly cylinder type, and screw head is thicker, and when the hexagon socket head of screw damages, extracting tool easily skids in hexagon socket head, is difficult to the screw disassembling will damaged fast.
Model utility content
The technical problem that the utility model solves is to provide a kind of flat head socket head screw, to solve the shortcoming in above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions:
Flat head socket head screw, comprises rivet nut, wherein, is provided with polished rod above rivet nut, and polished rod upper end is provided with conehead, and in conehead, be provided with interior hex slot, and conehead upper surface is provided with flat head; In addition, the opening angle of conehead is 90 °.
In the utility model, be provided with the transition conical surface, and rivet nut upper end is provided with transition cambered surface below polished rod, polished rod is connected with the transition cambered surface that rivet nut upper end is arranged by the transition conical surface.
In the utility model, rivet nut is round column structure.
In the utility model, the diameter of thread of rivet nut is less than 6mm.
In the utility model, polished rod is round column structure.
In the utility model, conehead comprises symmetrically arranged two semicircle cambered surfaces.
In the utility model, flat head width is 1 ~ 2mm.
In the utility model, when screw hexagon socket head damages, in extracting tool is inserted by flat head in hex slot, the screw disassembling that can will damage fast; Simultaneously rivet nut arranges and meets the fastening usage requirement of aircraft pod, store Combinations lid, and the outstanding fastener surface of conehead, in use not easily skid, be convenient to the screw disassembling that will damage fast.
Beneficial effect: the utility model by arranging conehead above rivet nut, and is provided with interior hex slot in conehead, and conehead upper surface is provided with flat head; And the opening angle of conehead is 90 °, when the hexagon socket head of screw damages, in extracting tool is inserted by flat head in hex slot, the screw disassembling that can will damage fast; Simultaneously rivet nut arranges and meets the fastening usage requirement of aircraft pod, store Combinations lid, and the outstanding fastener surface of conehead, in use not easily skid, be convenient to the screw disassembling that will damage fast.
Accompanying drawing explanation
Fig. 1 is the front view of preferred embodiment of the present utility model.
Fig. 2 is the plan view of preferred embodiment of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See the flat head socket head screw of Fig. 1 ~ Fig. 2, comprise rivet nut 1, screw thread 2, transition cambered surface 3, the transition conical surface 4, polished rod 5, conehead 6, interior hex slot 7 and flat head 8.
In the present embodiment, the polished rod 5 of round column structure is provided with above rivet nut 1, the transition conical surface 4 is provided with below polished rod 5, and rivet nut 1 upper end is provided with transition cambered surface 3, the transition cambered surface 3 that polished rod 5 is arranged by the transition conical surface 4 and rivet nut 1 upper end is connected, and conehead 6 is arranged on polished rod 5 upper end, and in conehead 6, be provided with interior hex slot 7, and conehead 6 upper surface is provided with flat head 8, and the opening angle of conehead 6 is 90 °.
In the present embodiment, rivet nut 1 is round column structure.
In the present embodiment, the diameter of thread of rivet nut 1 is less than 6mm.
In the present embodiment, conehead 6 comprises symmetrically arranged two semicircle cambered surfaces.
In the present embodiment, flat head 8 width is 1.5mm.
In the present embodiment, when screw hexagon socket head damages, extracting tool is inserted in interior hex slot 7 by flat head 8, the screw disassembling that can will damage fast.
More than show and describe basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. flat head socket head screw, comprises rivet nut, it is characterized in that, is provided with polished rod above rivet nut, and polished rod upper end is provided with conehead, and in conehead, be provided with interior hex slot, and conehead upper surface is provided with flat head; In addition, the opening angle of conehead is 90 °.
2. flat head socket head screw according to claim 1, is characterized in that, be provided with the transition conical surface, and rivet nut upper end is provided with transition cambered surface below polished rod, and polished rod is connected with the transition cambered surface that rivet nut upper end is arranged by the transition conical surface.
3. flat head socket head screw according to claim 1, is characterized in that, rivet nut is round column structure.
4. flat head socket head screw according to claim 1, is characterized in that, the diameter of thread of rivet nut is less than 6mm.
5. flat head socket head screw according to claim 1, is characterized in that, polished rod is round column structure.
6. flat head socket head screw according to claim 1, is characterized in that, conehead comprises symmetrically arranged two semicircle cambered surfaces.
7. flat head socket head screw according to claim 1, is characterized in that, flat head width is 1 ~ 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510231.7U CN204784056U (en) | 2015-07-15 | 2015-07-15 | A prefix soket head cap screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510231.7U CN204784056U (en) | 2015-07-15 | 2015-07-15 | A prefix soket head cap screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784056U true CN204784056U (en) | 2015-11-18 |
Family
ID=54524111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520510231.7U Active CN204784056U (en) | 2015-07-15 | 2015-07-15 | A prefix soket head cap screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204784056U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089913A (en) * | 2016-06-15 | 2016-11-09 | 宁波市鄞州海胜机械有限公司 | A kind of hex screw and preparation method thereof |
| CN109386528A (en) * | 2017-08-03 | 2019-02-26 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and clamp device for fixing washing machine deck plate |
-
2015
- 2015-07-15 CN CN201520510231.7U patent/CN204784056U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089913A (en) * | 2016-06-15 | 2016-11-09 | 宁波市鄞州海胜机械有限公司 | A kind of hex screw and preparation method thereof |
| CN106089913B (en) * | 2016-06-15 | 2018-03-20 | 宁波市鄞州海胜机械有限公司 | A kind of hex screw and preparation method thereof |
| CN109386528A (en) * | 2017-08-03 | 2019-02-26 | 青岛海尔滚筒洗衣机有限公司 | Washing machine and clamp device for fixing washing machine deck plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |