CN213598359U - Wear-resistant stainless steel bolt - Google Patents
Wear-resistant stainless steel bolt Download PDFInfo
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- CN213598359U CN213598359U CN202022701533.6U CN202022701533U CN213598359U CN 213598359 U CN213598359 U CN 213598359U CN 202022701533 U CN202022701533 U CN 202022701533U CN 213598359 U CN213598359 U CN 213598359U
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Abstract
The utility model discloses a wear-resistant stainless steel bolt, which comprises a screw rod, wherein the screw rod is provided with threads, one end of the screw rod is provided with an integrated hexagonal screw head, one end of the screw rod is positioned outside the hexagonal screw head and is provided with an outer hexagonal screw head which is of a hexagonal structure, the inner side of the outer hexagonal screw head is provided with a hexagon with the same size as the hexagonal screw head, and the hexagonal screw head is provided with a limiting through hole; the hexagonal head facial make-up of this bolt is equipped with outer hexagonal head, when this bolt is at the dismouting in-process, if lead to outer hexagonal head to warp hard, can beat the through-hole with the gag lever post, establish the dismouting through hexagonal head soon, make things convenient for this bolt to carry out the dismouting use, usually when using this bolt, if the bolt squeezes into the screw that link up in, can install positioning screw in the one end of screw rod, through positioning screw's effect, can make the screw rod stable installation, prevent that the screw rod is not hard up to drop, the practicality of this bolt has been improved.
Description
Technical Field
The utility model belongs to the technical field of the bolt, concretely relates to stand wear and tear stainless steel bolt.
Background
Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts, fasteners of the type consisting of a head and a screw (a cylinder with external threads), need to be fitted with a nut for fastening two parts with through holes. This type of connection is called a bolt connection, and if the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection, and stainless steel bolts refer to stainless steel bolts, including stainless steel SUS201 bolts, stainless steel SUS304 bolts, stainless steel SUS316 bolts, and stainless steel SUS316L bolts. The performance grades of the stainless steel bolts, the studs and the studs are 10 grades: from 3.6 to 12.9, the numbers before the decimal point represent 1/100 times the tensile strength limit of the material, and after the decimal point represent 10 times the ratio of the yield limit to the tensile strength limit of the material.
The existing wear-resistant stainless steel bolt has a certain wear-resistant effect when being manufactured due to the characteristics of stainless steel, and when the stainless steel bolt is used, if the bolt is used with high force in the bolt dismounting and fixing process, the head of the bolt is possibly deformed and damaged in the rotating process, so that the bolt cannot be dismounted, the dismounting and mounting of the bolt are affected, and the practicability of the device is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stainless steel bolt stand wear and tear to solve the current stainless steel bolt stand wear and tear that proposes in the above-mentioned background art, because the characteristic of stainless steel, during the bolt is made in the production, can have certain stand wear and tear effect, when stainless steel bolt is when using, if at the fixed in-process of bolt dismouting, the dynamics of use is great, the rotating in-process probably can cause the head to warp impairedly, lead to the unable dismouting of bolt, influence the dismouting of bolt, reduce the problem of the device's practicality.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stand wear and tear stainless steel bolt, includes the screw rod, set up screw thread on the screw rod, the hexagonal spiral shell head of integral type is seted up to the one end of screw rod, the one end of screw rod is located the outside of hexagonal spiral shell head and has installed outer hexagonal spiral shell head, outer hexagonal spiral shell head is the hexagon structure, just the hexagon the same with hexagonal spiral shell head size is seted up to the inboard of outer hexagonal spiral shell head, the spacing through-hole has been seted up on the hexagonal spiral shell head, just spacing through-hole is equipped with to spacing through-hole inboard inserting, relative spacing through-hole has been seted up on the outer hexagonal spiral shell head, outer hexagonal spiral shell head and hexagonal spiral shell head carry out fixed mounting through gag lever post and.
Preferably, a positioning screw is installed at one end of the screw, a gasket is sleeved on the positioning screw, a fixing groove is formed in one end of the screw, and the positioning screw is installed at one end of the screw through the fixing groove.
Preferably, the inner side of the fixing groove is provided with an internal thread, and the positioning screw rod is connected with the fixing groove in a screwing mode through a bolt.
Preferably, the length of the positioning screw is half of the whole length of the screw.
Preferably, the limiting rod is a stainless steel rod, and the diameter of the limiting rod is four millimeters.
Preferably, the thickness of the outer hexagonal screw head is four millimeters.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) when the bolt is used, the outer hexagonal screw head is arranged on the hexagonal screw head of the bolt, the outer hexagonal screw head is symmetrically sleeved on the outer side of the hexagonal screw head, a limiting through hole is formed between the outer hexagonal screw head and the hexagonal screw head, the outer hexagonal screw head and the hexagonal screw head can be positioned in the through hole through a limiting rod for fixing, when the bolt is disassembled and assembled, if the outer hexagonal screw head is deformed by force, the limiting rod can be punched out of the limiting through hole, the hexagonal screw head is used for rotationally assembling and disassembling, the bolt is convenient to disassemble and assemble, and the economical efficiency of the bolt in use is improved;
(2) when using this bolt usually, if the bolt squeezes into the screw that link up in, when bolt length was not enough, can install positioning screw at the one end of screw rod, and the facial make-up of positioning screw is equipped with the gasket, through positioning screw's effect, can make the screw rod stably install, prevents that the screw rod is not hard up to drop, has improved the practicality of this bolt.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the bottom structure of the hexagonal screw head of the present invention;
FIG. 3 is a schematic view of the screw of the present invention in a partial cross-sectional view;
in the figure: 1. a screw; 2. a thread; 3. an outer hexagonal screw head; 4. a limiting rod; 5. a gasket; 6. positioning a screw rod; 7. a hexagonal screw head; 8. a limiting through hole; 9. and fixing the grooves.
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 work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a wear-resistant stainless steel bolt comprises a screw rod 1, wherein a thread 2 is arranged on the screw rod 1, an integrated hexagonal screw head 7 is arranged at one end of the screw rod 1, an outer hexagonal screw head 3 is arranged at one end of the screw rod 1 and positioned at the outer side of the hexagonal screw head 7, the outer hexagonal screw head 3 is of a hexagonal structure, a hexagon with the same size as the hexagonal screw head 7 is arranged at the inner side of the outer hexagonal screw head 3, a limiting through hole 8 is arranged on the hexagonal screw head 7, a limiting rod 4 is inserted into the inner side of the limiting through hole 8, a corresponding limiting through hole 8 is arranged on the outer hexagonal screw head 3, the outer hexagonal screw head 3 and the hexagonal screw head 7 are fixedly arranged through the limiting rod 4 and the limiting through hole 8, when the bolt is assembled and disassembled, if the outer hexagonal screw head 3 is deformed by force, the limiting through hole 8 can be punched out of the limiting rod 4, the deformed outer hexagonal screw head 3 is taken down and is assembled and disassembled by, make things convenient for this bolt to carry out the dismouting and use, improved the practicality of this bolt.
In order to better fix the device, in this embodiment, preferably, one end of the screw rod 1 is provided with a positioning screw rod 6, the positioning screw rod 6 is sleeved with a gasket 5, one end of the screw rod 1 is provided with a fixing groove 9, the positioning screw rod 6 is installed at one end of the screw rod 1 through the fixing groove 9, the positioning screw rod 6 can be conveniently fixed, the bolt is prevented from loosening and falling off after being fixed, in order to better install the positioning screw rod 6, in this embodiment, preferably, the inner side of the fixing groove 9 is provided with an internal thread, the positioning screw rod 6 is connected with the fixing groove 9 through the bolt in a screwing manner, the stability of the positioning screw rod 6 is improved, in this embodiment, preferably, the length of the positioning screw rod 6 is half of the whole length of the screw rod 1, in order to better fix the outer hexagonal screw head 3 and the hexagonal screw head 7, in this embodiment, preferably, the limiting rod, and the diameter of the limiting rod 4 is four millimeters, for better use, in this embodiment, the thickness of the outer hexagonal screw head 3 is preferably four millimeters.
The utility model discloses a theory of operation and use flow: when the bolt is used, the outer hexagonal screw head 3 is arranged on the hexagonal screw head 7 of the bolt, the outer hexagonal screw head 3 is symmetrically sleeved outside the hexagonal screw head 7, the through limiting through hole 8 is arranged between the outer hexagonal screw head 3 and the hexagonal screw head 7, the outer hexagonal screw head 3 and the hexagonal screw head 7 can be fixed in the limiting through hole 8 through the limiting rod 4, when the bolt is disassembled and assembled, if the outer hexagonal screw head 3 is deformed by force, the limiting rod 4 in the limiting through hole 8 can be driven out, the outer hexagonal screw head 3 can be taken down, the bolt can be directly disassembled and assembled through the hexagonal screw head 7, the bolt is convenient to disassemble and assemble, the economy and convenience of the bolt in use are improved, generally, when the bolt is used, if the bolt is driven into a through screw hole, when the length of the screw rod 1 is insufficient, the fixing groove 6 is arranged in the fixing groove 9 arranged at one end of the screw rod 1, the screw rod 1 and the positioning screw rod 6 are installed in a rotating mode, the gasket 5 is arranged on the positioning screw rod 6 in an assembling mode, the screw rod 1 can be installed stably through the positioning screw rod 6 and the gasket 5, the screw rod 1 is prevented from loosening and falling off, and the practicability of the bolt is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a stand wear and tear stainless steel bolt, includes screw rod (1), screw thread (2) have been seted up on screw rod (1), hexagonal spiral shell head (7) of integral type, its characterized in that are seted up to the one end of screw rod (1): outer hexagonal spiral shell head (3) have been installed in the outside that the one end of screw rod (1) is located hexagonal spiral shell head (7), outer hexagonal spiral shell head (3) are the hexagon structure, just the hexagon the same with hexagonal spiral shell head (7) size is seted up to the inboard of outer hexagonal spiral shell head (3), spacing through-hole (8) have been seted up on hexagonal spiral shell head (7), just spacing through-hole (8) inboard is inserted and is equipped with gag lever post (4), relative spacing through-hole (8) have been seted up on outer hexagonal spiral shell head (3), outer hexagonal spiral shell head (3) and hexagonal spiral shell head (7) are fixed through gag lever post (4) and spacing through-hole (8) and are installed.
2. A wear resistant stainless steel bolt according to claim 1, wherein: positioning screw (6) have been installed to the one end of screw rod (1), the cover is equipped with gasket (5) on positioning screw (6), fixed slot (9) have been seted up to the one end of screw rod (1), positioning screw (6) are installed in the one end of screw rod (1) through fixed slot (9).
3. A wear resistant stainless steel bolt according to claim 2, wherein: the inner side of the fixing groove (9) is provided with internal threads, and the positioning screw rod (6) is connected with the fixing groove (9) in a screwing mode through a bolt.
4. A wear resistant stainless steel bolt according to claim 2, wherein: the length of the positioning screw rod (6) is one half of the whole length of the screw rod (1).
5. A wear resistant stainless steel bolt according to claim 1, wherein: the limiting rod (4) is a stainless steel rod, and the diameter of the limiting rod (4) is four millimeters.
6. A wear resistant stainless steel bolt according to claim 1, wherein: the thickness of the outer hexagonal screw head (3) is four millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022701533.6U CN213598359U (en) | 2020-11-20 | 2020-11-20 | Wear-resistant stainless steel bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022701533.6U CN213598359U (en) | 2020-11-20 | 2020-11-20 | Wear-resistant stainless steel bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213598359U true CN213598359U (en) | 2021-07-02 |
Family
ID=76596704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022701533.6U Active CN213598359U (en) | 2020-11-20 | 2020-11-20 | Wear-resistant stainless steel bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213598359U (en) |
-
2020
- 2020-11-20 CN CN202022701533.6U patent/CN213598359U/en active Active
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