KR20110135357A

KR20110135357A - Loosen Nut

Info

Publication number: KR20110135357A
Application number: KR1020110064141A
Authority: KR
Inventors: 석 규 이
Original assignee: 석 규 이
Priority date: 2011-06-28
Filing date: 2011-06-28
Publication date: 2011-12-16

Abstract

PURPOSE: An anti-loose nut is provided to reduce manufacturing costs because of a simplified structure excluding a spring or Teflon coating. CONSTITUTION: An anti-loose nut is configured as follows. A hexagonal nut body(1) is formed in the shape of a spiral spring coil(4) as a spiral pattern of gentle inclination is formed from the bottom(5) of the nut body to the top(6) of the nut body and cut to the inner thread(3) formed in a groove(2). The inner thread of the groove is coupled with the thread of a bolt so that frictional force is created on the contact surface.

Description

Loosen Nuts {omitted}

The present invention relates to an anti-loosening nut, more particularly, bolts and nuts are widely used for coupling mechanical elements to devices and structures,

The anti-loosening nut of the present invention is a screw thread formed in the groove 2 in a spiral form a slanted angle starting from the hexagonal nut body lower surface 5 of the hexagonal nut body 1 to the hexagonal nut body upper surface 6. The hex nut body 1 of the anti-loosening nut is also formed in the form of a spiral spring coil 4 so as to flow through it while absorbing vibrations and shocks from the outside and excelling from the outside. The frictional force is strongly generated on the contact surface of the bolt coupled with the threaded thread (3), which is in close contact, and the contact pressure is increased to give the function that the nut does not loosen.

The anti-loosening nut of the present invention is a screw thread formed in the groove 2 in a spiral form a slanted angle starting from the hexagonal nut body lower surface 5 of the hexagonal nut body 1 to the hexagonal nut body upper surface 6. The hex nut body 1 of the anti-loosening nut is also formed in the form of a spiral spring coil 4 so as to flow through it while absorbing vibrations and shocks from the outside and excelling from the outside. The present invention relates to an anti-loosening nut provided with a function that the frictional force is strongly generated on the contact surface of the bolt coupled with the threaded thread (3), and the contact pressure is increased to prevent the nut from loosening.

In general, bolts and nuts used as a means of conventional coupling are designed so that the coupling screw does not loosen itself due to friction on the contact surface.However, when the vibration and shock are applied, the contact pressure decreases momentarily and the friction force is almost lost. Phenomenon occurs and if this phenomenon is repeated, the screw is loosened and the combined structure and the device are dismantled.

In addition, conventional loosening nuts are constructed by combining springs with Teflon synthetic resins inside the nut grooves, but this structure is complicated and the manufacturing cost is high and the spring contact surface is damaged when subjected to repeated external vibration. Also, it is not safe from cracking when it is added. In addition, the structure of Teflon synthetic resin combined has a big disadvantage that Teflon synthetic resin is crushed over long periods of use and loses its inherent function.

The present invention eliminates possible eye elements in order to solve the above-mentioned conventional problems,

The hex nut body (1) of the anti-loosening nut is provided in the form of a spiral spring coil (4) to absorb the vibrations and shocks from the outside so that the nut does not loosen. To provide

In addition, the anti-loosening nut of the present invention has a low manufacturing cost and is easy to combine, and also has a thread (3) formed inside the groove (2) by flowing while absorbing the vibration and shock from the outside when the objects are combined. ) Is to provide a nut for loosening prevention, characterized in that the frictional force is generated strongly on the contact surface with the thread of the bolt coupled to the bolt and the contact pressure is increased to provide a safe function that the nut does not loosen.

In addition, when the anti-loosening nut of the present invention is a tightening screw to the right, the left line where the incision line 7 of the spiral spring coil 4 starts is low and rises to the right and is formed at an oblique angle. The force of the energy of the vibration and shock applied to the vertical direction is changed at an oblique angle, and the direction is changed to force the hexagon nut body 1 to rotate to the right. Provides an anti-loosening nut of the invention

In addition, if the anti-loosening nut of the present invention is a tightening screw to the left side, the right line at which the incision line 7 of the spiral spring coil 4 starts is low and rises to the left and is formed at an oblique angle from the outside (1) The force of the energy of the vibration and impact applied to the vertical to the oblique angle is switched to the direction to apply the force to rotate the hexagon nut body (1) to the left and tighten the loosening nut tightening screw combined to be fixed more strongly the present invention Provides anti-loosening nut

The anti-loosening nut of the present invention is a screw thread formed in the groove 2 in a spiral form a slanted angle starting from the hexagonal nut body lower surface 5 of the hexagonal nut body 1 to the hexagonal nut body upper surface 6. The hex nut body (1) of the anti-loosening nut is made of a spiral spring coil (4) by cutting through to (3) and has an advantage of absorbing vibrations and shocks from the outside.

In addition, when the anti-loosening nut of the present invention is a tightening screw to the right, the left line where the incision line 7 of the spiral spring coil 4 starts is low and rises to the right and is formed at an oblique angle. The force of the energy of the vibration and shock applied to the vertical direction is changed by the oblique angle, and the direction is changed to force the hexagon nut body (1) to rotate to the right, and further tighten the tightening nut tightening screw fastened to fix the object. There is an advantage to providing an excellent anti-loosening nut of the present invention that securely combines

In addition, if the anti-loosening nut of the present invention is a tightening screw on the left side, the right line at which the incision line 7 of the spiral spring coil 4 starts is low and ascends to the left and is formed at an oblique angle from the outside (1) The direction is changed by receiving the force of the energy of the vibration and shock applied perpendicularly to the oblique angle, and the force is applied to rotate the hexagon nut body (1) to the left, and tighten the tightening nut tightening screw tightened more firmly to fix the object. The advantage is the provision of an excellent loosening nut for secure engagement.

In addition, the anti-loosening nut of the present invention has the advantage of significantly lowering manufacturing and construction cost by eliminating the spring or Teflon synthetic resin coating incorporated in the conventional anti-loosening nut and providing a loosening nut with excellent function while simplifying the structure.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

"In detail, it looks like this"

1 is a perspective view showing an anti-loosening nut according to the present invention,

The present invention is an anti-loosening nut for fixing to a bolt as an anti-loosening nut.

Bolts and nuts are widely used to couple mechanical elements to equipment and structures. The main role of nuts is to maintain the force in the bolt axis direction.

In particular, the coupling screw is designed to prevent self-release due to friction on the contact surface.However, when the vibration and shock are applied, the contact pressure decreases momentarily and the friction force almost disappears.If this phenomenon is repeated, the screw is loosened and joined. As the structure and the device are dismantled, a great problem occurs, so that the anti-loosening nut of the present invention is provided to solve such a problem.

The anti-loosening nut of the present invention is a screw thread formed in the groove 2 in a spiral form a slanted angle starting from the hexagonal nut body lower surface 5 of the hexagonal nut body 1 to the hexagonal nut body upper surface 6. The hex nut body 1 of the anti-loosening nut is also formed in the shape of a spiral spring coil 4 so as to flow through it while absorbing the vibration and shocks from the outside. Provided is a structure in which a friction force is strongly generated on the contact surface of the bolt coupled with the threaded thread (3), which is in close contact with the threaded thread (3), and the contact pressure is increased to prevent the nut from loosening.

In addition, if the anti-loosening nut of the present invention is a tightening screw to the left side, the right line where the incision line 7 of the spiral spring coil 4 starts is low and ascends to the left side and gives a comb angle to the hexagon nut body from the outside (1). The force of vibration and impact energy applied perpendicularly to the bevel angle changes the direction of the force so that the hex nut body (1) is rotated to the left and the tightening nut tightening screw is tightened more strongly. It provides the anti-loosening nut of the present invention characterized by.

In addition, the hexagon nut body (1) of the anti-loosening nut of the present invention is provided in the form of a spiral spring coil (4) is formed in the groove (2) by flowing while shrinking and expanding to a spiral length by the temperature given from the outside It is a loosening nut, characterized in that it provides a structure in which the bolt is coupled to the threaded surface of the bolt that is coupled with the bolt 3, which is strongly adhered to it, and which has a structure in which the contact pressure is increased so that the nut is not released.

In addition, the present invention includes a part of the hexagon nut body (1) of the anti-loosening nut provided in the form of a spiral spring coil (4) and the nut body is a spiral spring coil of the present invention in a nut body such as round, butterfly nut type ( 4) It is included in the patent scope that the flow function is added to the nut body by being combined in the form.

1 is a perspective view of the anti-loosening nut according to the present invention

※ Explanation of symbols in main part of drawing

1: Hex nut body 2: Groove

3: thread 4: spiral spring coil

5: Hex Nut Body Lower Surface 6: Hex Nut Body Upper Surface

7: incision

Claims

The anti-loosening nut of the present invention is a screw thread formed in the groove 2 in a spiral form a slanted angle starting from the hexagonal nut body lower surface 5 of the hexagonal nut body 1 to the hexagonal nut body upper surface 6. The hex nut body 1 of the anti-loosening nut is also formed in the form of a spiral spring coil 4 so as to flow through it while absorbing vibrations and shocks from the outside and excelling from the outside. Anti-loosening nut, characterized in that a friction force is generated in close contact with the thread of the bolt coupled with the thread (3) which is in close contact with the thread (3), and that the contact pressure is increased so that the nut is not released.

The method of claim 1

When the anti-loosening nut of the present invention is a tightening screw to the right, the left line where the incision line 7 of the spiral spring coil 4 starts is low and rises to the right and is formed at an oblique angle and is perpendicular to the hexagon nut body 1 from the outside. When the force of the vibration and impact energy applied to the bevel angle is changed in direction, the force to rotate the hexagon nut body 1 to the right is tightened, and the tightening screw tightening prevention screw coupled to be more firmly tightened. Provides an anti-loosening nut

Also. When the anti-loosening nut of the present invention is a tightening screw on the left side, the right line at which the incision line 7 of the spiral spring coil 4 starts is low and rises to the left, giving an oblique angle to the hexagonal nut body 1 from the outside. The force of vibration and impact energy applied to the bevel angle affects the direction of the force, and the force of rotating the hexagon nut body (1) is applied to the left side. Loosening nut

The method of claim 1

The hex nut body 1 of the anti-loosening nut of the present invention provides a spiral spring coil 4 shape and flows while shrinking and expanding in a spiral length by a temperature given from the outside to form a thread formed inside the groove 2. (3) The anti-loosening nut characterized by providing a structure in which the bolt is coupled to the contact surface of the bolt with strong force to generate a strong friction force, and a structure that gives an excellent function of preventing the nut from loosening due to an increase in the contact pressure.