CN216842623U - Three-dimensional locking anti-loosening screw group - Google Patents
Three-dimensional locking anti-loosening screw group Download PDFInfo
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- CN216842623U CN216842623U CN202220419693.8U CN202220419693U CN216842623U CN 216842623 U CN216842623 U CN 216842623U CN 202220419693 U CN202220419693 U CN 202220419693U CN 216842623 U CN216842623 U CN 216842623U
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- 230000000694 effects Effects 0.000 abstract description 2
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- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a three-dimensional locking anti-loose screw group, which relates to the field of bolt fasteners and comprises a screw rod and a screw rod; a hexagonal fixed block; a bolt; a first gasket; a nut; the rotating mechanism is used for increasing the application range of the bolt; and the limiting mechanism is used for limiting the nut. The utility model discloses a set up stop gear, can insert the work piece with the bolt from the one end of work piece earlier when connecting fixedly to the work piece, later with the nut cover on the bolt and twist the nut, can pull the locating pin this moment, make the inboard of the one end retraction nut of locating pin, second packing ring this moment just can remove along with the removal of nut, loosen the locating pin after screwing up the nut, the locating pin just can be detained in the locating hole under expanding spring's effect this moment, because the spacing unable relative bolt of second packing ring of messenger of connecting rod takes place to rotate, thereby prevent that the relative bolt of nut from taking place to rotate, from this alright increase the stability that the work piece is connected.
Description
Technical Field
The utility model relates to a bolt fastener field specifically is a three-dimensional locking check screw group.
Background
The screw is a tool for fastening machine parts of the object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and the friction force of the object, the screw is a general term of a fastener, and the screw is an indispensable industrial necessity in daily life in a daily oral language: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; the screw is used by a large screw and a small screw together, the screw has an important task in industry, the function of the screw is important forever as long as the industry exists on the earth, the screw is a common invention in production and life of people for thousands of years, and the screw is the first invention of human according to the application field, and the screw mainly has the function of connecting two workpieces together to play a role in fastening.
Realize being connected the work piece through the cooperation of bolt and nut during two work pieces, but the work piece is in when rocking the state nut and bolt easily take place relative rotation, so just can lead to becoming flexible of work piece to lead to the influence to the connection of work piece, and general bolt structure is single, only can be suitable for a instrument, so just can lead to the application scope of equipment less.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a three-dimensional locking check screw group to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a three-dimensional locking anti-loose screw group comprises;
a hexagonal fixed block;
the bolt is arranged at one end of the hexagonal fixing block;
the first washer is sleeved on the outer side of the bolt;
the nut is arranged on the outer side of the bolt and is positioned at one end of the first washer;
the rotating mechanism is arranged on the inner side of the hexagonal fixing block and used for increasing the application range of the bolt;
and the limiting mechanism is distributed on the outer side of the bolt and one end of the nut and used for limiting the nut.
As a further aspect of the present invention: stop gear is including spout, connecting rod, second packing ring, locating hole, expanding spring, locating pin, the spout set up in the inboard of bolt, the connecting rod certainly the inboard of spout runs through to the outside of bolt, the second packing ring set up in the outside of connecting rod, and be located first packing ring with between the nut, the locating hole set up in the inboard of second packing ring, the locating pin certainly the one end of nut runs through to the other end of locating pin, expanding spring set up in the one end of nut, and cup joint in the outside of locating pin.
As the utility model discloses further scheme again: the rotating mechanism comprises a hexagonal clamping groove and a cross clamping groove, the hexagonal clamping groove is formed in the inner side of the hexagonal fixing block, and the cross clamping groove is formed in the inner side of the hexagonal clamping groove.
As a further aspect of the present invention: the connecting rod is equal to the sliding groove in width, and the diameter between the inner walls of the second gaskets is larger than the diameter of the outer side of the bolt.
As a further aspect of the present invention: the inner side of the nut is provided with a through hole matched with the positioning pin, and two ends of the telescopic spring are respectively welded at one end of the nut and the outer side of the positioning pin.
As a further aspect of the present invention: the number of the positioning holes is provided with a plurality of positioning pins, and the positioning pins are distributed at equal intervals along the central axis of the second gasket.
As a further aspect of the present invention: one end of the positioning pin is equal to the diameter of the positioning hole.
Compared with the prior art, the beneficial effects of the utility model are that:
1. by arranging the limiting mechanism, when the workpiece is connected and fixed, the bolt can be inserted into the workpiece from one end of the workpiece, then the nut is sleeved on the bolt and screwed, the positioning pin can be pulled at the moment, so that one end of the positioning pin is retracted into the inner side of the nut, the second gasket can move along with the movement of the nut, when the nut is screwed down, the positioning pin is loosened, the positioning pin can be buckled into the positioning hole under the action of the telescopic spring at the moment, and the second gasket cannot rotate relative to the bolt due to the limitation of the connecting rod, so that the nut is prevented from rotating relative to the bolt, and the connection stability of the workpiece can be improved;
2. through setting up slewing mechanism, accessible hexagonal spanner is stirred the hexagon fixed block and is rotated when twisting the bolt, and the hexagon fixed block alright drive the bolt and rotate when rotating, still can be through inserting the cross screwdriver simultaneously and twist the hexagon fixed block in the cross draw-in groove, also can rotate the hexagon fixed block in detaining the hexagon draw-in groove with interior hexagonal spanner to this application scope who increases the bolt, thereby it facilitates to move for twisting of bolt.
Drawings
FIG. 1 is a schematic structural view of a three-dimensional locking and anti-loosening screw set;
FIG. 2 is a schematic structural view of a second washer of a three-dimensional locking anti-loose screw set;
fig. 3 is a schematic structural view of a nut of a three-dimensional locking and anti-loosening screw set.
In the figure: 1. a hexagonal fixed block; 2. a bolt; 3. a nut; 4. a first gasket; 5. a limiting mechanism; 501. a chute; 502. a connecting rod; 503. a second gasket; 504. positioning holes; 505. a tension spring; 506. positioning pins; 6. a rotating mechanism; 601. a hexagonal clamping groove; 602. a cross clamping groove.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a three-dimensional locking anti-loosening screw set includes;
a hexagonal fixed block 1;
the bolt 2 is arranged at one end of the hexagonal fixing block 1;
the first washer 4 is sleeved on the outer side of the bolt 2;
the nut 3 is arranged on the outer side of the bolt 2 and is positioned at one end of the first washer 4;
the rotating mechanism 6 is arranged on the inner side of the hexagonal fixing block 1 and used for increasing the application range of the bolt 2;
and the limiting mechanism 5 is distributed on the outer side of the bolt 2 and one end of the nut 3 and used for limiting the nut 3.
This kind of check screw group when connecting the work piece fixedly, can make bolt 2 rotate under the effect of multiple instrument through slewing mechanism 6 to the cooperation between bolt 2 and the nut 3 is connected the work piece, and accessible stop gear 5 comes to carry on spacingly to nut 3 at this in-process, thereby has increased the stability of work piece connection.
In fig. 1, 2, 3: the limiting mechanism 5 includes a sliding groove 501, a connecting rod 502, a second washer 503, a positioning hole 504, a telescopic spring 505 and a positioning pin 506, the sliding groove 501 is arranged inside the bolt 2, the connecting rod 502 penetrates through the outer side of the bolt 2 from the inner side of the sliding groove 501, the second washer 503 is arranged outside the connecting rod 502 and is located between the first washer 4 and the nut 3, the positioning hole 504 is arranged inside the second washer 503, the positioning pin 506 penetrates through the other end of the positioning pin 506 from one end of the nut 3, and the telescopic spring 505 is arranged at one end of the nut 3 and is sleeved outside the positioning pin 506.
This kind of lock screw group, can insert bolt 2 in the work piece from the one end of work piece earlier when connecting fixedly to the work piece, later with nut 3 cover on bolt 2 and twist nut 3, can stimulate locating pin 506 this moment, make the inboard of the one end retraction nut 3 of locating pin 506, second packing ring 503 this moment just can remove along with the removal of nut 3, loosen locating pin 506 after screwing up the nut, locating pin 506 just can be detained in locating hole 504 under expanding spring 505 this moment, because the spacing of connecting rod 502 makes second packing ring 503 can't take place to rotate relative bolt 2, thereby prevent that nut 3 from taking place to rotate relative bolt 2, from this alright increase the stability of work piece connection.
In fig. 1: the rotating mechanism 6 comprises a hexagonal clamping groove 601 and a cross clamping groove 602, the hexagonal clamping groove 601 is arranged on the inner side of the hexagonal fixing block 1, and the cross clamping groove 602 is arranged on the inner side of the hexagonal clamping groove 601.
This kind of locking screw group, accessible hexagonal spanner is stirred hexagon fixed block 1 and is rotated when twisting bolt 2, hexagon fixed block 1 alright drive bolt 2 when rotating and rotate, simultaneously still can be through inserting the cross screwdriver and twisting hexagon fixed block 1 in cross draw-in groove 602, also can rotate hexagon fixed block 1 in hexagonal draw-in groove 601 is detained to interior hexagonal spanner, with this application scope who increases equipment, thereby move for twisting of bolt 2 and provide convenience.
In fig. 1: the connecting rod 502 and the sliding groove 501 are equal in width, and the inner wall of the second washer 503 is larger than the diameter of the outer side of the bolt 2.
The lock screw set prevents the second washer 503 from rubbing against the outer wall of the bolt 2 when the connecting rod 502 moves by providing this mechanism.
In fig. 1, 3: the inner side of the nut 3 is provided with a through hole matched with the positioning pin 506, and two ends of the extension spring 505 are respectively welded at one end of the nut 3 and the outer side of the positioning pin 506.
The anti-loose screw set enables the positioning pin 506 to have a certain moving space by arranging the mechanism, so that the positioning pin 506 can rotate relative to the nut 3.
In fig. 2: the number of the positioning holes 504 is provided in plural, and the plurality of positioning pins 506 are distributed at equal intervals along the central axis of the second washer 503.
This kind of check screw group comes to carry out diversified spacing to nut 3 through setting up this mechanism.
In fig. 1, 2: one end of the positioning pin 506 is equal in diameter to the positioning hole 504.
The lock screw set is provided with the mechanism to enable the positioning pin 506 to be buckled into the positioning hole 504 under the action of the telescopic spring 505, so that the nut 3 is prevented from rotating relative to the second washer 503.
The utility model discloses a theory of operation is: when a workpiece is connected and fixed, the bolt 2 can be inserted into the workpiece from one end of the workpiece, when the bolt 2 is screwed, the hexagonal fixing block 1 can be shifted to rotate by a hexagonal wrench, when the hexagonal fixing block 1 rotates, the bolt 2 can be driven to rotate, meanwhile, a cross screwdriver can be inserted into the cross clamping groove 602 to screw the hexagonal fixing block 1, and an internal hexagonal wrench can be buckled into the hexagonal clamping groove 601 to rotate the hexagonal fixing block 1, so that the application range of the equipment is increased, convenience is provided for screwing the bolt 2, then, the nut 3 is sleeved on the bolt 2 and the nut 3 is screwed, at the moment, the positioning pin 506 can be pulled, so that one end of the positioning pin 506 is contracted into the inner side of the nut 3, at the moment, the second gasket 503 can move along with the movement of the nut 3, when the nut is screwed, the positioning pin 506 is loosened, at the moment, the positioning pin 506 can be buckled into the positioning hole 504 under the action of the expansion spring 505, the second washer 503 cannot rotate relative to the bolt 2 due to the limit of the connecting rod 502, so that the nut 3 is prevented from rotating relative to the bolt 2, and the stability of workpiece connection can be improved.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A three-dimensional locking anti-loose screw set is characterized by comprising;
a hexagonal fixed block (1);
the bolt (2), the bolt (2) is arranged at one end of the hexagonal fixing block (1);
the first washer (4), the first washer (4) is sleeved on the outer side of the bolt (2);
the nut (3) is arranged on the outer side of the bolt (2) and is positioned at one end of the first gasket (4);
the rotating mechanism (6) is arranged on the inner side of the hexagonal fixing block (1) and is used for increasing the application range of the bolt (2);
and the limiting mechanism (5) is distributed on the outer side of the bolt (2) and one end of the nut (3) and used for limiting the nut (3).
2. The three-dimensional locking anti-loose screw set according to claim 1, wherein the limiting mechanism (5) comprises a sliding slot (501), a connecting rod (502), a second washer (503), a positioning hole (504), a telescopic spring (505) and a positioning pin (506), the sliding slot (501) is arranged at the inner side of the bolt (2), the connecting rod (502) penetrates from the inner side of the sliding slot (501) to the outer side of the bolt (2), the second washer (503) is arranged at the outer side of the connecting rod (502) and is located between the first washer (4) and the nut (3), the positioning hole (504) is arranged at the inner side of the second washer (503), the positioning pin (506) penetrates from one end of the nut (3) to the other end of the positioning pin (506), and the telescopic spring (505) is arranged at one end of the nut (3), and is sleeved on the outer side of the positioning pin (506).
3. The three-dimensional locking anti-loose screw set according to claim 1, wherein the rotating mechanism (6) comprises a hexagonal slot (601) and a cross slot (602), the hexagonal slot (601) is disposed at the inner side of the hexagonal fixing block (1), and the cross slot (602) is disposed at the inner side of the hexagonal slot (601).
4. The set of three-dimensional locking anti-loose screws of claim 2, characterized in that the width of the connecting rod (502) is equal to the width of the sliding slot (501), and the diameter between the inner walls of the second washer (503) is larger than the diameter of the outer side of the bolt (2).
5. The three-dimensional locking anti-loose screw set according to claim 2, characterized in that the inner side of the nut (3) is provided with a through hole matched with the positioning pin (506), and two ends of the expansion spring (505) are respectively welded at one end of the nut (3) and the outer side of the positioning pin (506).
6. The set of three-dimensional locking and anti-loosening screws as claimed in claim 2, wherein the number of the positioning holes (504) is provided in plurality, and the plurality of positioning pins (506) are distributed at equal intervals along the central axis of the second washer (503).
7. The set of three-dimensional locking and anti-loosening screws as claimed in claim 2, wherein one end of the positioning pin (506) is equal to the diameter of the positioning hole (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220419693.8U CN216842623U (en) | 2022-02-28 | 2022-02-28 | Three-dimensional locking anti-loosening screw group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220419693.8U CN216842623U (en) | 2022-02-28 | 2022-02-28 | Three-dimensional locking anti-loosening screw group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216842623U true CN216842623U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220419693.8U Active CN216842623U (en) | 2022-02-28 | 2022-02-28 | Three-dimensional locking anti-loosening screw group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216842623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234564A (en) * | 2022-08-03 | 2022-10-25 | 管小敏 | Anti-loosening nut |
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2022
- 2022-02-28 CN CN202220419693.8U patent/CN216842623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234564A (en) * | 2022-08-03 | 2022-10-25 | 管小敏 | Anti-loosening nut |
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| GR01 | Patent grant | ||
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