CN214837691U - Difficult not hard up screw - Google Patents
Difficult not hard up screw Download PDFInfo
- Publication number
- CN214837691U CN214837691U CN202120510085.3U CN202120510085U CN214837691U CN 214837691 U CN214837691 U CN 214837691U CN 202120510085 U CN202120510085 U CN 202120510085U CN 214837691 U CN214837691 U CN 214837691U
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- screw
- groove
- screw pole
- screwhead
- adjusting stud
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Abstract
The utility model discloses a difficult not hard up screw, including the screw pole, screw pole upper end is provided with the screwhead, screw pole lower extreme is provided with the cone, screwhead central point puts and is provided with the locking groove, the screwhead with screw pole integrated into one piece, screw pole inboard is provided with locking mechanism, locking mechanism includes the adjusting stud, be provided with square slider on the adjusting stud, be provided with the bracing piece on the square slider outer wall, screw pole upper end cylinder department is provided with logical groove. The utility model discloses rotating locking mechanism's adjusting stud through hexagon socket wrench after screw locking, making square slider move down, driving the bracing piece and prizing in leading to the inslot, making the outermost end of bracing piece stretch out the screw pole, supporting the fastening to the connecting piece, preventing not hard up rotation of screw, improved the connection steadiness of screw.
Description
Technical Field
The utility model relates to a screw field especially relates to a difficult not hard up screw.
Background
Screws are a common part and are widely used in a variety of connection situations. The existing screw is easy to loosen after being screwed, the long-term fastening effect cannot be well ensured, and if the existing screw is loosened at certain key connection parts, accidents are easy to cause.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a difficult not hard up screw for solving above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the utility model provides a difficult not hard up screw, includes the screw pole, screw pole upper end is provided with the screwhead, screw pole lower extreme is provided with the cone, screwhead central point puts and is provided with the locking groove, the screwhead with screw pole integrated into one piece, screw pole inboard is provided with locking mechanism, locking mechanism includes the adjusting stud, be provided with square slider on the adjusting stud, be provided with the bracing piece on the square slider outer wall, screw pole upper end cylinder department is provided with logical groove.
Further setting: the locking groove is a straight groove or a cross groove, and a counter sink hole is formed in the center of the locking groove.
So set up, be convenient for connect fixedly to the screw is whole.
Further setting: and an inner hexagonal sinking platform is arranged at the upper end of the adjusting stud.
So set up, be convenient for right adjust the double-screw bolt rotates.
Further setting: the upper end of the screw rod is provided with a square groove which slides with the square sliding block.
Due to the arrangement, the square sliding block can slide up and down in the screw rod, so that the position can be conveniently adjusted.
Further setting: the adjusting stud is in threaded connection with the screw rod, and the square sliding block is in threaded connection with the adjusting stud.
So set up, be convenient for through rotating adjusting stud promotes square slider reciprocates.
Further setting: the screw rod is provided with four through grooves, and the support rod is in clearance connection with the through grooves.
So set up, be convenient for the bracing piece is in remove in the screw rod, make the bracing piece is right the screw rod carries out spacing support all around.
Further setting: the support rod is connected with the screw rod through a pin shaft, and the support rod is connected with the square sliding block through a pin shaft.
So set up, be convenient for the bracing piece is in when square slider removed, the bracing piece outer end stretches out the screw rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the adjusting stud of the anti-loosening mechanism is rotated through the inner hexagonal wrench after the screw is locked, the square sliding block moves downwards, the supporting rod is driven to pry in the through groove, the screw rod extends out of the outermost end of the supporting rod, the connecting piece is supported and fastened, the loosening and the rotation of the screw are prevented, and the connecting stability of the screw is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is an isometric view of a non-loosening screw according to the present invention;
fig. 2 is a schematic structural view of a bolt not easy to loosen according to the present invention;
fig. 3 is an exploded view of a bolt not easy to loosen according to the present invention;
fig. 4 is a schematic view of a main section structure of a screw not easy to loose.
The reference numerals are explained below:
1. a screw shaft; 2. a conical head; 3. a screw head; 4. a locking groove; 5. a locking mechanism; 51. adjusting the stud; 52. a square slider; 53. a support bar; 54. a through groove.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-4, the screw not easy to loosen includes a screw rod 1, a screw head 3 is arranged at the upper end of the screw rod 1, a conical head 2 is arranged at the lower end of the screw rod 1, a locking groove 4 is arranged at the center position of the screw head 3, the screw head 3 and the screw rod 1 are integrally formed, a locking mechanism 5 is arranged at the inner side of the screw rod 1, the locking mechanism 5 includes an adjusting stud 51 for adjusting the position of a square slider 52 in the screw rod 1, a square slider 52 is arranged on the adjusting stud 51, a support rod 53 is arranged on the outer wall of the square slider 52 for supporting the claw angle of the outer wall of the screw, and a through groove 54 is arranged at the cylindrical position of the upper end of the screw rod 1.
Preferably: the locking groove 4 is a straight groove or a cross groove, and a counter sink hole is formed in the center of the locking groove 4, so that the whole screw can be conveniently connected and fixed; an inner hexagonal sinking platform is arranged at the upper end of the adjusting stud 51, so that the adjusting stud 51 can be conveniently rotated; the upper end of the screw rod 1 is provided with a square groove which slides with the square sliding block 52, so that the square sliding block 52 slides up and down in the screw rod 1, and the position is convenient to adjust; the adjusting stud 51 is in threaded connection with the screw rod 1, and the square sliding block 52 is in threaded connection with the adjusting stud 51, so that the square sliding block 52 is pushed to move up and down by rotating the adjusting stud 51; the through grooves 54 are uniformly distributed on the screw rod 1, and the supporting rods 53 are in clearance connection with the through grooves 54, so that the supporting rods 53 can move in the screw rod 1 conveniently, and the supporting rods 53 can limit and support the periphery of the screw rod 1; the supporting rod 53 is connected with the screw rod 1 through a pin shaft, the supporting rod 53 is connected with the square sliding block 52 through a pin shaft, and when the supporting rod 53 moves on the square sliding block 52, the outer end of the supporting rod 53 extends out of the screw rod 1.
The utility model discloses theory of operation and use flow: the screw rod 1 is screwed into the connecting part by rotating the screw head 3, and then the adjusting stud 51 of the anti-loosening mechanism 5 is rotated by the hexagon socket wrench, so that the square slider 52 moves downwards, the supporting rod 53 is driven to pry in the through groove 54, the outermost end of the supporting rod 53 extends out of the screw rod 1, the connecting part is supported and fastened, and the loosening and rotation of the screw are prevented.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (7)
1. The utility model provides a difficult not hard up screw which characterized in that: including the screw pole, screw pole upper end is provided with the screwhead, screw pole lower extreme is provided with the cone, screwhead central point puts and is provided with the locking groove, the screwhead with screw pole integrated into one piece, screw pole inboard is provided with locking mechanism, locking mechanism is including adjusting the double-screw bolt, be provided with square slider on the adjusting the double-screw bolt, be provided with the bracing piece on the square slider outer wall, screw pole upper end cylinder department is provided with logical groove.
2. A non-loosening screw as claimed in claim 1, wherein: the locking groove is a straight groove or a cross groove, and a counter sink hole is formed in the center of the locking groove.
3. A non-loosening screw as claimed in claim 1, wherein: and an inner hexagonal sinking platform is arranged at the upper end of the adjusting stud.
4. A non-loosening screw as claimed in claim 1, wherein: the upper end of the screw rod is provided with a square groove which slides with the square sliding block.
5. A non-loosening screw as claimed in claim 1, wherein: the adjusting stud is in threaded connection with the screw rod, and the square sliding block is in threaded connection with the adjusting stud.
6. A non-loosening screw as claimed in claim 1, wherein: the screw rod is provided with four through grooves, and the support rod is in clearance connection with the through grooves.
7. A non-loosening screw as claimed in claim 1, wherein: the support rod is connected with the screw rod through a pin shaft, and the support rod is connected with the square sliding block through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510085.3U CN214837691U (en) | 2021-03-10 | 2021-03-10 | Difficult not hard up screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120510085.3U CN214837691U (en) | 2021-03-10 | 2021-03-10 | Difficult not hard up screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214837691U true CN214837691U (en) | 2021-11-23 |
Family
ID=78951850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120510085.3U Active CN214837691U (en) | 2021-03-10 | 2021-03-10 | Difficult not hard up screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214837691U (en) |
-
2021
- 2021-03-10 CN CN202120510085.3U patent/CN214837691U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |