CN212360451U - Stainless steel fastener not easy to loosen - Google Patents
Stainless steel fastener not easy to loosen Download PDFInfo
- Publication number
- CN212360451U CN212360451U CN202020538991.XU CN202020538991U CN212360451U CN 212360451 U CN212360451 U CN 212360451U CN 202020538991 U CN202020538991 U CN 202020538991U CN 212360451 U CN212360451 U CN 212360451U
- Authority
- CN
- China
- Prior art keywords
- fastening
- rod
- bolt
- stainless steel
- bolt head
- 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.)
- Active
Links
Images
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a difficult not hard up stainless steel fastener, including the fastening bolt head, square groove has been seted up to the intermediate position of the outside upper end of fastening bolt head, the intermediate position fixed mounting of fastening bolt head bottom has the shank of bolt, fastening screw has been preset to the outside of shank of bolt, the bottom fixedly connected with extension rod of shank of bolt, the fastening screw has been seted up to the inside of extension rod, the bottom fixed mounting of extension rod has the link, the inside movable mounting of fastening screw has the fastening horizontal pole, the bottom movable mounting of link has spacing swing arm, the outside intermediate position of fastening horizontal pole is carved and is equipped with the screw thread of screwing, movable mounting has location fastening bolt between link and the spacing swing arm. This difficult not hard up stainless steel fastener through with the overall design for having multiple spacing fastening device's bolt structure, utilizes the stable cooperation between each structure, has fully improved holistic result of use and working property.
Description
Technical Field
The utility model relates to a fastener technical field specifically is a difficult not hard up stainless steel fastener.
Background
Fasteners, also known as standard parts on the market, are a general term for a class of mechanical parts used in fastening two or more parts into one piece. It features various varieties and specifications, different functions and usages, and very high standardization, serialization and universalization degree. The fastener is the most widely used mechanical basic member and has a large demand.
However, the fasteners in the existing market mostly have the single fastening structure that wholly is mostly bolt or screw rod and the like, do not have better use durability, can take place to rust under the long-term service condition, the condition such as ageing, it is not hard up to appear easily, be difficult to play better fastening effect, so that holistic result of use and working property have received the certain degree influence, and because the restriction of whole self structure, make wholly the corresponding restriction that has received the certain degree of service function in normal use work, lead to the narrower shortcoming of whole application scope.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a difficult not hard up stainless steel fastener, in order to solve and to propose whole single fastening structure that is mostly bolt or screw rod and so on in the above-mentioned background art, do not possess better use durability, can take place to rust under the long-term service behavior, the condition such as ageing, it is not hard up to appear easily, be difficult to play better fastening effect, so that holistic result of use and working property have received the certain degree influence, and because the restriction of whole self structure, make whole service function nature in normal use work corresponding the restriction that has received the certain degree, lead to the narrower problem of whole application scope.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a difficult not hard up stainless steel fastener, includes the fastening bolt head, square groove has been seted up to the intermediate position of the outside upper end of fastening bolt head, the intermediate position fixed mounting of fastening bolt head bottom has the shank of bolt, fastening screw has been preset in the outside of shank of bolt, the bottom fixedly connected with extension rod of shank of bolt, the fastening screw has been seted up to the inside of extension rod, the bottom fixed mounting of extension rod has the link, the inside movable mounting of fastening screw has the fastening horizontal pole, the bottom movable mounting of link has spacing swing arm, the outside intermediate position of fastening horizontal pole is carved and is equipped with the screw thread of screwing, movable mounting has the location fastening bolt between link and the spacing swing arm.
Preferably, the whole fastening bolt head is of a disc-shaped structure and is fixedly connected with the bolt rod at the bottom of the fastening bolt head in a seamless mode, and the middle position of the whole square groove at the upper end of the outer portion of the fastening bolt head is of an inwards-concave square groove structure.
Preferably, the whole body of the bolt rod is of a cylindrical structure and is of an integrated structure with a fastening thread preset on the outside of the bolt rod, and the bolt rod and the bottom extension rod are connected in a seamless mode.
Preferably, the whole fastening screw hole is a circular hollow threaded hole transversely formed in the extension rod, and the inner diameter size and the inner thread specification of the fastening screw hole are correspondingly matched with the outer diameter size of the middle part of the fastening cross rod and the outer thread specification of the screwed thread.
Preferably, the connecting frame is movably connected with the limiting rotary rod at the bottom of the connecting frame through a positioning fastening bolt, the limiting rotary rod takes the positioning fastening bolt as a rotating central point at the bottom of the connecting frame, and meanwhile, the whole fastening piece is made of metal stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that: this difficult not hard up stainless steel fastener combines the problem that prior art exists to carry out great degree optimization improvement to overall structure, through with the overall design for having multiple spacing fastening mechanism's bolt structure, utilize the stable cooperation between each structure, holistic result of use and working property have fully been improved to through having add square groove, need use specific instrument to assemble the dismantlement, strengthened holistic protectiveness and theftproof nature on the basis of having strengthened whole fastening nature.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal fastening state of the present invention;
fig. 3 is a schematic view of the top view structure of the present invention.
In the figure: 1. fastening the bolt head; 2. a square groove; 3. a bolt shank; 4. fastening threads; 5. an extension rod; 6. fastening screw holes; 7. a connecting frame; 8. fastening the cross bar; 9. a limit rotating rod; 10. screwing the threads; 11. and positioning the fastening bolt.
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. 1-3, the present invention provides a technical solution: a stainless steel fastener not easy to loose comprises a fastening bolt head 1, a square groove 2, a bolt rod 3, a fastening thread 4 and an extension rod 5, the bolt fastening device comprises a fastening screw hole 6, a connecting frame 7, a fastening cross rod 8, a limiting rotary rod 9, a screwing thread 10 and a positioning fastening bolt 11, wherein a square groove 2 is formed in the middle position of the upper end of the outer part of a fastening bolt head 1, a bolt rod 3 is fixedly installed in the middle position of the bottom of the fastening bolt head 1, the fastening thread 4 is preset on the outer part of the bolt rod 3, an extension rod 5 is fixedly connected to the bottom of the bolt rod 3, a fastening screw hole 6 is formed in the extension rod 5, the connecting frame 7 is fixedly installed at the bottom of the extension rod 5, the fastening cross rod 8 is movably installed in the fastening screw hole 6, the limiting rotary rod 9 is movably installed at the bottom of the connecting frame 7, the screwing thread 10 is carved in the middle position of the outer part of the fastening cross rod 8;
Furthermore, the whole fastening bolt head 1 is of a disc-shaped structure and is fixedly connected with the bolt rod 3 at the bottom of the fastening bolt head in a seamless mode, the square groove 2 is of an inwards-concave square groove structure at the middle position of the upper end of the outside of the fastening bolt head 1, the whole fastening bolt head has good protection performance and anti-theft performance, reasonable stability of the whole structure in practical application and use work is guaranteed to a large extent, and use stability of the whole fastening bolt head is correspondingly improved;
furthermore, the whole bolt rod 3 is of a cylindrical structure and is of an integrated structure with a fastening thread 4 preset outside the bolt rod, and the bolt rod 3 and the bottom extension rod 5 are in seamless connection with each other, so that the use effect and the working performance of the whole bolt rod are effectively improved;
furthermore, the whole fastening screw hole 6 is a circular hollow threaded hole which is transversely formed in the extension rod 5, the inner diameter size and the inner thread specification of the fastening screw hole 6 are correspondingly matched with the outer diameter size of the middle part of the fastening cross rod 8 and the outer thread specification of the screwed thread 10, and the functionality of the whole user in normal use work is effectively enriched;
furthermore, the connecting frame 7 is movably connected with the bottom limiting rotary rod 9 through the positioning fastening bolt 11, the limiting rotary rod 9 is arranged at the bottom of the connecting frame 7 and takes the positioning fastening bolt 11 as a rotating central point, meanwhile, the whole fastening piece is made of metal stainless steel, and therefore the overall application range of the whole body is enlarged by effectively killing red on the basis of improving the overall comprehensive use performance.
The working principle is as follows: firstly, a fastening bolt head 1 drives a lower bolt rod 3 and an extension rod 5 to be integrally inserted into an adaptive screw hole to be fastened, fastening threads 4 outside the bolt rod 3 are used for screwing and fixing in the adaptive screw hole, a fastening cross rod 8 is inserted into the fastening screw hole 6 through corresponding matching characteristics between the fastening cross rod 8 and the fastening screw hole 6, the fastening cross rod 8 is screwed and fixed inside the fastening screw hole 6 through corresponding matching characteristics between external specifications of the screwing threads 10 and internal specifications of the fastening screw hole 6, upward lifting integrity of the fastening piece is limited, and finally the fastening cross rod can be rotated to be in a right-angle state with an included angle of a connecting frame 7 through a movable connection relation of a limiting rotary rod 9 at the bottom of the connecting frame 7, and the fastening and positioning bolt 11 is used for fastening and positioning.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (5)
1. A stainless steel fastener not liable to loose comprises a fastening bolt head (1), and is characterized in that: a square groove (2) is arranged in the middle of the upper end of the outer part of the fastening bolt head (1), a bolt rod (3) is fixedly arranged in the middle of the bottom of the fastening bolt head (1), the outer part of the bolt rod (3) is preset with a fastening thread (4), the bottom of the bolt rod (3) is fixedly connected with an extension rod (5), a fastening screw hole (6) is arranged in the extension rod (5), a connecting frame (7) is fixedly arranged at the bottom of the extension rod (5), a fastening cross rod (8) is movably arranged in the fastening screw hole (6), the bottom of the connecting frame (7) is movably provided with a limit rotating rod (9), the middle position outside the fastening cross rod (8) is carved with a screwing thread (10), and a positioning fastening bolt (11) is movably arranged between the connecting frame (7) and the limiting rotary rod (9).
2. A stainless steel hard to loosen fastener according to claim 1, wherein: the fastening bolt head (1) is integrally of a disc-shaped structure and is fixedly connected with the bolt rod (3) at the bottom of the fastening bolt head in a seamless mode, and the square groove (2) is integrally of an inwards-concave square groove structure in the middle of the upper end of the outer portion of the fastening bolt head (1).
3. A stainless steel hard to loosen fastener according to claim 1, wherein: the bolt rod (3) is integrally of a cylindrical structure and integrally of a fastening thread (4) preset outside the bolt rod, and the bolt rod (3) and the bottom extension rod (5) are connected in a seamless mode.
4. A stainless steel hard to loosen fastener according to claim 1, wherein: the whole fastening screw hole (6) is a circular hollow screw hole which is transversely formed in the extension rod (5), and the inner diameter size and the inner thread specification of the fastening screw hole (6) are correspondingly matched with the outer diameter size of the middle part of the fastening cross rod (8) and the outer thread specification of the screwing thread (10).
5. A stainless steel hard to loosen fastener according to claim 1, wherein: the connecting frame (7) is movably connected with the limiting rotary rod (9) at the bottom through the positioning fastening bolt (11), the limiting rotary rod (9) is arranged at the bottom of the connecting frame (7) and takes the positioning fastening bolt (11) as a rotating central point, and meanwhile, the whole fastening piece is made of metal stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538991.XU CN212360451U (en) | 2020-04-14 | 2020-04-14 | Stainless steel fastener not easy to loosen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538991.XU CN212360451U (en) | 2020-04-14 | 2020-04-14 | Stainless steel fastener not easy to loosen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212360451U true CN212360451U (en) | 2021-01-15 |
Family
ID=74139388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020538991.XU Active CN212360451U (en) | 2020-04-14 | 2020-04-14 | Stainless steel fastener not easy to loosen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212360451U (en) |
-
2020
- 2020-04-14 CN CN202020538991.XU patent/CN212360451U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106168245A (en) | A kind of multifunctional double-headed stud | |
| CN212360451U (en) | Stainless steel fastener not easy to loosen | |
| CN111322300A (en) | Stainless steel fastener not easy to loosen | |
| CN210185232U (en) | Tea partition for tea cup | |
| CN209585951U (en) | A kind of automobile limiter convenient for adjusting elasticity | |
| CN106958576B (en) | Double-bolt connecting mechanism | |
| CN204985192U (en) | Shell fragment dismantled in tent | |
| CN210830100U (en) | Elastic deformation lock nut | |
| CN208919017U (en) | A kind of cross recess spring screw | |
| CN208925505U (en) | Profile for table cabinet top portion | |
| CN208056822U (en) | A kind of stubborn hand lock | |
| CN208543393U (en) | A kind of spring detent fixed mechanism | |
| CN208316632U (en) | A kind of photovoltaic module regulating mechanism | |
| CN208358667U (en) | A kind of screwdriver | |
| CN207049167U (en) | A kind of Self-locking bolt | |
| CN216818512U (en) | Anti-disengaging structure for semi-embedded battery box of lower pipe of electric bicycle | |
| CN219262964U (en) | Rotation-preventing pin shaft | |
| CN213419971U (en) | Spheroid convenient to stable installation | |
| CN217108029U (en) | Terminal shackle with anti-drop function | |
| CN208925504U (en) | The Rome column section of cabinet body | |
| CN213776002U (en) | High-sealing anti-loose bolt | |
| CN213845126U (en) | Connecting structure of contact and conducting rod of isolating switch | |
| CN213270668U (en) | Anti-rotation anti-corrosion fastener with improved mechanism | |
| CN210744284U (en) | Waterproof joint for mounting screw | |
| CN212643307U (en) | Ball seat subassembly of high stability |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |