CN215257316U - Fixed point anti-loosening screw - Google Patents
Fixed point anti-loosening screw Download PDFInfo
- Publication number
- CN215257316U CN215257316U CN202120027982.9U CN202120027982U CN215257316U CN 215257316 U CN215257316 U CN 215257316U CN 202120027982 U CN202120027982 U CN 202120027982U CN 215257316 U CN215257316 U CN 215257316U
- Authority
- CN
- China
- Prior art keywords
- wedge
- shaped gasket
- nut
- set point
- screw
- 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
- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model discloses a fixed point locking screw that moves, the screw comprises a nut, the lower fixed surface of nut is connected with the ring, the inner wall fixedly connected with slider of ring, the inside of ring is connected with double-deck wedge packing ring through the slider, double-deck wedge packing ring comprises upper wedge packing ring and lower floor's wedge packing ring, the upper surface of nut is provided with the mini-wrench, two of mini-wrench's last fixed surface are connected with rotate the ear, two the inside of rotating the ear all is provided with the through-hole, two the through-hole link up each other. The utility model discloses in, mechanical equipment is when the vibration, all can be blockked by the wedge effect of radial flank of tooth, has played the locking effect that moves, and mini-wrench and through-hole can use the small-size pole to carry out the rotation of screw, can prevent effectively that the screwdriver from rotating the screw and will make the cross recess twist the flower, and labour saving and time saving has improved work efficiency, and this practical structure is simple, is convenient for install for the use personnel is convenient for more.
Description
Technical Field
The utility model relates to a fastener field especially relates to a fixed point locking screw that moves.
Background
The screw is a common fastener widely used on machinery, electrical appliances and buildings, is generally made of metal or plastic, is cylindrical, and is called as a thread with concave and convex grooves engraved on the surface.
In the era of mechanized popularization of various industries at present, although machines are used for replacing workers, the working efficiency can be obviously improved, in the operation of mechanical equipment, even the falling of one screw can cause unpredictable catastrophic events, and in order to prevent the falling of screws for fastening various mechanical equipment in mechanical shock, a fixed-point anti-loosening screw has great demand.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a fixed point anti-loosening screw.
In order to achieve the above purpose, the utility model adopts the following technical scheme: including the nut, its characterized in that: the lower surface of the nut is fixedly connected with a circular ring, the inner wall of the circular ring is fixedly connected with a sliding block, the inner part of the circular ring is connected with a double-layer wedge-shaped gasket through the sliding block, and the double-layer wedge-shaped gasket consists of an upper-layer wedge-shaped gasket and a lower-layer wedge-shaped gasket;
the upper surface of nut is provided with small-size spanner, small-size spanner's upper surface fixed connection has two to rotate the ear, two the inside of rotating the ear all is provided with the through-hole, two the through-hole link up each other.
As a further description of the above technical solution:
the upper surface of nut evenly is provided with six recesses, six the inside of recess all is provided with the bull stick, the lower fixed surface of bull stick and small-size spanner is connected.
As a further description of the above technical solution:
the upper surface of the upper-layer wedge-shaped gasket is set to be a wedge-shaped surface, and the lower surface of the upper-layer wedge-shaped gasket is set to be a radial tooth surface.
As a further description of the above technical solution:
the upper surface of the lower wedge-shaped washer is provided with a radial tooth surface, and the lower surface of the lower wedge-shaped washer is provided with a wedge surface.
As a further description of the above technical solution:
the lower surface of the nut is fixedly connected with a screw rod, and threads are arranged on the outer surface of the screw rod.
As a further description of the above technical solution:
the front surface and the rear surface of the rotating lug are both fixedly connected with reinforcing ribs, and the lower surfaces of the reinforcing ribs are fixedly connected with the small spanner.
As a further description of the above technical solution:
and the side wall of the lower wedge-shaped gasket is provided with a rotary groove.
As a further description of the above technical solution:
and lubricating paste is smeared at the sunken part of the thread, and granular graphite is contained in the lubricating paste.
As a further description of the above technical solution:
the radial tooth surface has a wedge slope greater than a slope of the thread.
As a further description of the above technical solution:
the double-layer wedge-shaped gasket is characterized in that a round hole is formed in the double-layer wedge-shaped gasket, and the screw penetrates through the double-layer wedge-shaped gasket through the round hole.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the fixed-point anti-loosening screw is provided with the wedge-shaped washer on the lower side of the screw cap, and mechanical equipment can be blocked by the wedge effect of the radial tooth surface when vibrating, so that the anti-loosening effect is achieved.
2. Compared with the prior art, the fixed-point anti-loosening screw is provided with the small wrench, so that the situation that the screw is rotated by the screwdriver to twist the cross slot can be effectively prevented.
3. Compared with the prior art, the fixed point anti-loosening screw is provided with the through hole on the rotating lug, a small rod can be used for rotating the screw, time and labor are saved, and the working efficiency is improved.
4. Compared with the prior art, the fixed-point anti-loosening screw is simple in structure and convenient to install, and enables a user to use the screw more conveniently.
Drawings
Fig. 1 is a schematic view of a fixed-point anti-loosening screw provided by the present invention;
fig. 2 is a schematic view of a lower washer of a fixed-point anti-loosening screw provided by the present invention;
FIG. 3 is a schematic view of a small wrench for fixing a point anti-loosening screw according to the present invention;
fig. 4 is a screw schematic view of a fixed point anti-loosening screw provided by the present invention.
Illustration of the drawings:
1. a nut; 2. a groove; 3. a screw; 4. a thread; 5. rotating the lug; 6. a small wrench; 7. a rotating rod; 8. a circular ring; 9. a slider; 10. a fastener is to be fastened; 11. a wall body; 12. a radial tooth surface; 13. rotating the groove; 14. a wedge-shaped surface; 15. a through hole; 16. reinforcing ribs; 17. an upper wedge washer; 18. a lower wedge washer.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: including nut 1, nut 1's upper surface evenly is provided with six recesses 2, six recesses 2's inside all is provided with bull stick 7, bull stick 7 can drive nut 1 and rotate, then make screw rod 3 rotate along with nut 1, then get into and treat fastener 10 and wall body 11, bull stick 7 is connected with the fixed surface of miniature spanner 6, nut 1's lower fixed surface is connected with screw rod 3, screw rod 3's surface is provided with screw thread 4, lubricating grease has been paintd to screw thread 4's depressed part, contain granular graphite in the lubricating grease, play lubricated effect, and simultaneously, graphite still has good electric conductive property, can alleviate the electrocorrosion of moisture in the air to the screw nail.
The lower surface of the nut 1 is fixedly connected with a ring 8, the inner wall of the ring 8 is fixedly connected with a slide block 9, the inner part of the ring 8 is connected with a double-layer wedge-shaped gasket through the slide block 9, so that the gasket can freely rotate in the ring 8, the double-layer wedge-shaped gasket consists of an upper-layer wedge-shaped gasket 17 and a lower-layer wedge-shaped gasket 18, the upper surface of the upper-layer wedge-shaped gasket 17 is provided with a wedge surface 14, the lower surface of the upper-layer wedge-shaped gasket 17 is provided with a radial tooth surface 12, the upper surface of the lower-layer wedge-shaped gasket 18 is provided with a radial tooth surface 12, the lower surface of the lower-layer wedge-shaped gasket 18 is provided with a wedge surface 14, the side wall of the lower-layer wedge-shaped gasket 18 is provided with a rotary groove 13, the wedge gradient of the radial tooth surface 12 is larger than that of the thread 4, when the anti-loosening system and a power load are used, displacement can only occur on the inner surface of the gasket, and any attempt of a loosening screw can be blocked by the wedge effect of the radial tooth surface 12, when wrenching with small spanner 6 or other spanners, corresponding pitch can open more than the packing ring angle, has allowed the lifting of screw, and the inside of double-deck wedge packing ring is provided with the round hole, and screw rod 3 passes double-deck wedge packing ring through the round hole.
The upper surface of nut 1 is provided with allen wrench 6, two of allen wrench 6's last fixed surface are connected with rotate ear 5, it rotates to rotate ear 5 and drives allen wrench 6 and rotate, allen wrench 6's rotation makes bull stick 7 rotate again, two inside of rotating ear 5 all are provided with through-hole 15, two through-holes 15 link up each other, can inject in through-hole 15 with small-size member, make allen wrench 6 rotate, the front surface that rotates ear 5 and the equal fixedly connected with stiffening rib 16 in rear surface, the bending resistance who rotates ear 5 has been strengthened, the lower surface and the allen wrench 6 fixed connection of stiffening rib 16.
The working principle is as follows: firstly, the screw cap 1 is driven to rotate by rotating the rotating lug 5 on the small spanner 6, when most of the screw rod 3 is screwed into the to-be-fastened piece 10 and the wall body 11, the rod piece is inserted into the through hole 15 for fastening, at the moment, the screw cap 1 can compress the double-layer wedge-shaped gasket, the radial tooth surfaces 12 of the upper layer wedge-shaped gasket 17 and the lower layer wedge-shaped gasket 18 can be overlapped, the fastening effect is completed, when the to-be-fastened piece 10 is loosened from the wall body 11, because the wedge gradient of the inner surface of the gasket is greater than the gradient of the thread 4, the upper layer wedge-shaped gasket 17 and the lower layer wedge-shaped gasket 18 which are positioned on the inner surface of the gasket can only rotate, the loosening of the screw is replaced, and the loosening work is completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The utility model provides a fixed point locking screw that moves, includes nut (1), its characterized in that: the lower surface of the nut (1) is fixedly connected with a circular ring (8), the inner wall of the circular ring (8) is fixedly connected with a sliding block (9), the inner part of the circular ring (8) is connected with a double-layer wedge-shaped gasket through the sliding block (9), and the double-layer wedge-shaped gasket is composed of an upper-layer wedge-shaped gasket (17) and a lower-layer wedge-shaped gasket (18);
the upper surface of nut (1) is provided with allen wrench (6), the last fixed surface of allen wrench (6) is connected with two and rotates ear (5), two the inside of rotating ear (5) all is provided with through-hole (15), two through-hole (15) link up each other.
2. The set point anti-loosening screw according to claim 1, wherein: the upper surface of nut (1) evenly is provided with six recess (2), six the inside of recess (2) all is provided with bull stick (7), the lower fixed surface of bull stick (7) and small-size spanner (6) is connected.
3. The set point anti-loosening screw according to claim 1, wherein: the upper surface of the upper-layer wedge-shaped gasket (17) is set to be a wedge surface (14), and the lower surface of the upper-layer wedge-shaped gasket (17) is set to be a radial tooth surface (12).
4. The set point anti-loosening screw according to claim 1, wherein: the upper surface of the lower wedge-shaped washer (18) is provided with a radial tooth surface (12), and the lower surface of the lower wedge-shaped washer (18) is provided with a wedge surface (14).
5. The set point anti-loosening screw according to claim 1, wherein: the lower surface fixed connection of nut (1) has screw rod (3), the surface of screw rod (3) is provided with screw thread (4).
6. The set point anti-loosening screw according to claim 1, wherein: the front surface and the rear surface of the rotating lug (5) are both fixedly connected with reinforcing ribs (16), and the lower surfaces of the reinforcing ribs (16) are fixedly connected with the small wrench (6).
7. The set point anti-loosening screw according to claim 1, wherein: the side wall of the lower wedge-shaped gasket (18) is provided with a rotary groove (13).
8. The set point anti-loosening screw according to claim 5, wherein: lubricating paste is smeared at the sunken part of the thread (4), and granular graphite is contained in the lubricating paste.
9. The set point anti-loosening screw according to claim 4, wherein: the wedge-shaped slope of the radial tooth surface (12) is greater than the slope of the thread (4).
10. The set point anti-loosening screw according to claim 5, wherein: the double-layer wedge-shaped gasket is characterized in that a round hole is formed in the double-layer wedge-shaped gasket, and the screw (3) penetrates through the double-layer wedge-shaped gasket through the round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120027982.9U CN215257316U (en) | 2021-01-07 | 2021-01-07 | Fixed point anti-loosening screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120027982.9U CN215257316U (en) | 2021-01-07 | 2021-01-07 | Fixed point anti-loosening screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215257316U true CN215257316U (en) | 2021-12-21 |
Family
ID=79489536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120027982.9U Active CN215257316U (en) | 2021-01-07 | 2021-01-07 | Fixed point anti-loosening screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215257316U (en) |
-
2021
- 2021-01-07 CN CN202120027982.9U patent/CN215257316U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215257316U (en) | Fixed point anti-loosening screw | |
| CN216044897U (en) | Novel high temperature resistant screw | |
| CN216306450U (en) | Butterfly nut with clamping structure | |
| CN211259318U (en) | Anti-loosening fastener | |
| CN217328033U (en) | Nylon locking nut with good fixing effect | |
| CN208782385U (en) | A kind of distribution box cable connector pullover extracting tool | |
| CN216241728U (en) | Self-tapping screw with reverse threads | |
| CN209892590U (en) | Dual-fixing screw | |
| CN218440130U (en) | Antirust easily-detachable bolt | |
| CN214196891U (en) | Net assembly structure behind backshell | |
| CN217633367U (en) | Clamping cable fastening hexagon nut | |
| CN220415959U (en) | Flat-head internal hexagonal screw | |
| CN212744654U (en) | Novel K-shaped nut | |
| CN212536380U (en) | Metal fastener for notebook that compactness intensity is high | |
| CN220227467U (en) | Locking fastener that moves | |
| CN214331134U (en) | Stainless steel fastener with screwing self-locking structure | |
| CN220565810U (en) | Electric power tower structure convenient to install by electricity acquisition equipment | |
| CN214698715U (en) | Device for preventing screw from loosening | |
| CN210949489U (en) | Nut structure for improving balance locking torsion | |
| CN213776002U (en) | High-sealing anti-loose bolt | |
| CN220470445U (en) | Fastener capable of avoiding loosening | |
| CN214092674U (en) | Improved loosening nut | |
| CN217355134U (en) | Improved screw | |
| CN212250759U (en) | Novel stainless steel screw | |
| CN215861250U (en) | Expansion pipe anti-loosening screw |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |