KR20080092203A

KR20080092203A - The self-adjusting device of a belt

Info

Publication number: KR20080092203A
Application number: KR1020070036277A
Authority: KR
Inventors: 윤정식
Original assignee: 윤정식
Priority date: 2007-04-11
Filing date: 2007-04-11
Publication date: 2008-10-15

Abstract

The present invention relates to an automatic stretching device of the belt, more specifically, the belt can be properly stretched and contracted by the automatic stretching device even in fine abdominal movement, the user can easily use the belt to replace the buckle according to the fashion It relates to an automatic stretching device.

An object of the present invention is to provide an automatic expansion and contraction device between the belt and the buckle, so that the abdominal movement is elastically variable to eliminate the pressure applied to the abdomen, and the belt is loosened to prevent the pants from flowing down. It can be easily replaced by various kinds of buckles according to the user's changing trends from time to time, which can reduce the purchase cost of the belt, and can move the automatic expansion and contraction device precisely so that the leaf spring is not eccentric. It is to provide a belt automatic stretching device that can improve the operation reliability.

In the configuration of the present invention for achieving the above object, one side is connected to the end portion of the belt, the other side is connected to the buckle, the expansion and contraction of the automatic belt stretcher, provided in the rear portion of the buckle (50) A stretchable cover 10 having a hook-shaped cover clasp 12 formed at one side to be fitted to the buckle clasp 51, and a leaf spring latch jaw 11 protruding at a predetermined position of the bottom; The roller fixing shaft 23 is seated to be slid to the expansion device cover 10 and the roller 70 is rotatably fixed to the bottom, and the hinge hole 22 and the detachable protrusion 21 are formed on both sides of the bottom. Stretched body main body 20 protruding from each other; A detachable piece 33 is formed at one side to be inserted into the detachable protrusion 21 of the expansion and contraction apparatus main body 20 by a interference fit method, and the hinge protrusion 32 is inserted into the hinge hole 22 at both ends of the other side. An extension device bottom plate 30 having a protrusion formed therein; A belt claw protrusion 31 which is formed integrally with the hinge protrusion 32 of the expansion and contraction device bottom plate 30 and is formed in a spike shape so that the end portion of the belt 60 may be bitten; The leaf spring clasp 41 is bent on one side to be inserted / fixed into the leaf spring clasp 11 of the expansion and contraction device cover 10, and the other side is wound around the roller 70 several times to be elastic by external force. It is characterized by consisting of a leaf spring 40 that is stretched.

Description

Belt self-adjusting device of the belt {The self-adjusting device of a belt}

1 is an exploded perspective view of an automatic stretching apparatus according to the present invention,

2 is a cross-sectional view of the expansion apparatus cover and the expansion apparatus body of FIG.

3 is a perspective view of an automatic stretching device according to the present invention;

Figure 4a is a perspective view showing a state before operation of the automatic stretching device according to the present invention,

Figure 4b is a perspective view showing a state after the operation of the automatic stretching device according to the present invention,

Figure 5 is an exploded perspective view showing a conventional belt.

Figure 6 is a side view for showing the automatic stretching device configuration of the belt according to the present invention

Figure 7 is a perspective view for showing the coupling means applied to the automatic stretching device component of the belt according to the present invention.

1: Automatic extension device 10: Extension device cover

11: leaf spring latch jaw 12: cover latch

13: Hanging jaw 14: Expansion device cover hinge hole

15: Extension device cover detachable protrusion

20: expansion and contraction device body 21: detachable projection

22: hinge hole 23: roller fixed shaft

30: expansion and contraction device base plate 31: belt belt

32: hinge protrusion 33: detachable pieces

40: leaf spring 41: leaf spring latch

50: buckle 51: buckle clasp

52: buckle fitting 60: belt belt

61: belt insertion hole 70: roller

80: expansion device outer cover 81: hinge protrusion

82: putting on and taking off

The present invention is an application of an improved version of "Yojin length stretch variable" of the domestic utility model registration No. 1996-0000072 (registration date: January 04, 1996) filed by the present applicant.

In the stretchable variable-length main body, the elastic variable-length main body 101 is used by one side is fixed to the general belt 104, the other side is fixed to the general buckle 105, the main body 101, one side of the main body 101 (104) The gongchigi bit 111 is fixed to the fixing pin 124 to fix one end, the steel tape 118 is fixed to the steel tape fixing shaft 126 of the central portion of the steel tape storage chamber 125, Steel tape fixing hole at the end of the steel tape 118 to be fixed to the both ends of the elastic tapered guide 103 guided through the steel tape spiral guide path 123 of the elastic guide leather case adhesive stand 127 of this side (119) after sewing with a steel tape fixing chamber (120), the elastic variable bed rear cover 114 is covered with a telescopic variable back cover cover screw 110 at the center of the main body 101, the main body thread hole (122) While the screw is assembled in accordance with the expansion guide leather case 102 is inserted into the expansion yaw piece 103 to stretch After attaching one end of the guide leather case 102 to the leather case attaching stand 127 on the back side of the main body 101, the back side of the stretch main piece 103 is provided between the buckle 105 and the buckle exterior cover 106. Lay a fixed buckle buckle screw 109 is made.

As described above, the conventional belt length stretchable variable belt is guided in the stretchable guide leather case 102 on one side of the main body 101, as shown in FIG. By stretching the stretched main piece 103 which is tightened by the screw fixing body by the 106, the entire length of the main part 104 is extended.

In addition, when the steel tape 118 fixed to the steel tape fixing shaft 126 in the central portion of the steel tape storage chamber 125 exits the steel tape storage chamber 125, there is an extension guide leather case on the side of the body 101. The steel tape spiral guide path 123 formed in the adhesive bar 127 is twisted by 90 ° in the state of being initially wound on the steel tape fixing shaft 126, so that the flat surface of the steel tape 118 stretches and contracts ( Since it is positioned in parallel with the flat surface of 103, the steel tape 118, which is placed between the main body 101 and the elastic yaw funnel 103 serves to bend and stretch smoothly even in a worn state.

However, since the main body 101 and the elastic yaw piece 103 are fixed by the steel tape 118, even if the main body is damaged by an external impact, the main body 101 and the elastic yaw piece 103 cannot be replaced. There was a disadvantage in that the cost is increased.

In addition, the steel tape 118 is twisted to 90 ° in the state initially wound on the steel tape fixing shaft 126, due to the stiffness of the steel tape 118, it is impossible to withdraw the steel tape 118 in the end There was a big problem that can not be applied to the actual product.

In addition, the steel tape 118 is eccentrically fixed without being connected to the central portion of the main body 101 and the elastic main piece 103, respectively, when the elastic moving piece 103 is eccentrically withdrawn and drawn out The operation was not smooth, and the elastic main piece 103 is a soft material mainly made of leather during actual operation of the elastic main piece 103, so it is easily bent during stretching and performs a slide function of the stretching device. there was.

The present invention has been made to solve the above-mentioned problems, the object of the present invention is to provide an automatic stretching device between the belt and the buckle, so that even the abdominal movement is elastically variable to eliminate the feeling of pressure on the abdomen In addition, the belt can be loosened to prevent the pants from falling down in advance, and according to the fashion that the user changes from time to time, it can be easily replaced with various types of buckles to reduce the purchase cost of the belt. It is to provide a belt automatic expansion device that can move the automatic expansion and contraction device so that the elastic spring spring is not eccentricity and improve the operation reliability.

By the way, as described above, the conventional belt type replaceable automatic expansion and contraction device has a shape in which one end of the leaf spring is exposed to the outside when it is stretched to cover one end of the elongated spring when the spring is extended to increase safety. There was a problem that a separate cover is required.

The present invention has been made to solve the above problems, an object of the present invention by installing an outer cover inside the automatic expansion and contraction device to cover one end of the extended spring when the expansion of the automatic expansion and contraction device It is to provide the expansion unit outer cover component to improve the safety.

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

1 is an exploded perspective view of an automatic stretching apparatus according to the present invention, Figure 2 is a cross-sectional view of the expansion apparatus cover and the expansion apparatus body of Figure 1 from the front, Figure 3 is a perspective view of the automatic expansion apparatus according to the present invention 4A is a perspective view showing a state before operation of the automatic expansion and contraction apparatus according to the present invention, and FIG. 4B is a perspective view showing a state after operation of the automatic expansion and contraction apparatus according to the present invention.

Figure 6 is a side view for showing the components of the automatic stretching apparatus according to the present invention

Figure 7 is a perspective view for showing the coupling means applied to the automatic stretching device component of the belt according to the present invention.

As shown in the figure, the automatic expansion and contraction device 1 of the present invention is the expansion and contraction device cover 10 is moved to the left and right, and the expansion and contraction is fitted to the bottom of the expansion device cover 10 and is provided to allow sliding movement The apparatus main body 20, and the expansion and contraction device bottom plate 30 is rotated by being coupled to one side of the bottom of the expansion apparatus main body 20 and the hinge projection (32).

The stretcher cover 10 is provided in a hook shape at the front part and covers the cover clasp 12 fitted to the buckle clasp 51 provided at the rear part of the buckle 50, and protrudes from one side of the bottom. However, it is composed of a leaf spring latch jaw (11) having a clasp groove (11a) in the center portion, and a locking jaw (13) bent in a "b" shape on both sides of the rear portion.

The stretcher main body 20 includes a mounting protrusion 21 protruding from both sides of the front portion to the bottom portion,

The roller fixing shaft 23 bent in the shape of ", and the hinge hole 22 protruding from both sides of the rear portion to the bottom.

Here, the expansion and contraction unit body 20 is formed in a plate shape is fitted to the bottom of the expansion unit cover 10 as well as the rear portion is supported by the locking jaw 13 to slide forward and backward.

The expansion and contraction device bottom plate 30 is bent at a 90 ° front portion is detachable piece 33 which is detachable in a manner of fitting to the detachable projection 21 of the expansion and contractor body 20, and the rear portion is vertically bent, The belt braces 31 are formed in a spike shape so that the belt 60 can be bitten at the end portion thereof, and are formed to protrude to both sides of the belt braces 31 to extend the body 20 of the expansion apparatus main body. It consists of a hinge projection (32) inserted into the hinge hole (22).

The leaf spring 40, which is an elastic body of the present invention, is wound around the roller 70 several times in a winding shape, and the leaf spring clasp 41 is bent in the " U " end portion.

The roller 70 wound around the leaf spring 40 is seated on the roller fixing shaft 23 of the expansion body main body 20 so as to be rotatable, and the leaf spring clasp 41 has the expansion device cover ( It is inserted / fixed into the latch groove 11a of the leaf spring latch jaw 11 formed at the bottom of 10).

The cover clasp 12 is fastened to the buckle clasp 51, and the belt 60 is held in the state in which the belt 60 is bitten by the belt brace 31, and the belt 60 is held by the buckle 50. When pulling, the stretching device cover 10 connected to the end of the leaf spring 40 is elastically moved, and at the same time the roller 70 seated on the roller fixing shaft 23 of the expansion device fixing member 20 Is rotated is configured to extend the leaf spring 40 is wound on the roller 70.

In this case, it is preferable to minimize the wear of the central portion of the roller 70 to be rotated when the plate spring 40 is expanded and contracted by providing the roller fixing shaft 23 in a cylindrical phenomenon.

In addition, the leaf spring 40 can be separated from the roller 70 and the leaf spring latch chin 11, when the leaf spring 40 is not relaxed to operate smoothly the leaf spring (40) ) Can only be replaced.

Referring to the operation and effects of the present invention configured as described above, in order to combine the automatic stretching device (1) of the present invention with a general belt 60, first, the hinge bottom plate (30) to the hinge projection (32) as the axis Rotate vertically, insert the end of the belt 60, and then rotate the expansion device bottom plate 30 horizontally again.

At this time, the belt fold projection 31 of the expansion device bottom plate 30 is fixed to the belt 60 without flow.

Subsequently, the hinge protrusion 81 of the expansion device outer cover 80 is inserted into the expansion device cover hinge hole 14 formed in the front portion of the expansion device cover 10, and rotated at a right angle to attach and detach the protrusion of the expansion device cover 10. Engage with (15) to secure the expansion device outer cover 80 to the expansion device cover (10).

Subsequently, the cover clasp 12 formed at the front portion of the stretcher cover 10 is fitted to the buckle clasp 51 at the rear portion of the buckle 50 and connected thereto.

In this state, the user inserts the buckle fitting protrusion 51 into the belt insertion hole 61 to be worn on the pants main portion, and when the position is not exactly matched as shown in FIG. 4A, the pull the buckle 50 is fixed. By moving by the length, the buckle fitting protrusion 51 can be easily fitted to the belt insertion hole 61.

Here, when the buckle 50 is pulled, the expansion and contraction device cover 10 connected to the end of the leaf spring 40 is moved, and at the same time the roller seated on the roller fixing shaft 23 of the expansion device fixing member 20 As the 70 is rotated, the leaf spring 40 is elastically stretched.

The range of movement of the stretcher cover 10 is limited by the catching jaw 13 of the upper cover body 10, and the catching jaw 13 is the hinge hole 22 of the stretchable device fixing member 20. ) And the detachable protrusion 21 are moved.

As a result, by limiting the range in which the leaf spring 40 is drawn out, the leaf spring 40 is prevented from being excessively relaxed.

In addition, the leaf spring 40 is connected to the central portion of the expansion device cover 10 and the expansion device fixing member 20, respectively, so that the expansion device cover 10 can be accurately moved without being eccentric.

In the state where the user wears the belt 60 as described above, when the user expands or contracts the abdomen in response to a change in posture or posture, the leaf spring 40 is elastically stretched and a feeling of pressure is applied to the abdomen and pants flow. It will prevent falling.

The automatic expansion and contraction device 1 and the buckle 50 are provided to be replaceable so that the user can easily replace and use various kinds of buckle 50 according to the fashion.

As described above, specific embodiments of the present invention have been described in detail, but those skilled in the art will appreciate that various modifications can be made without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the claims that are not later described, as well as those equivalent to the claims.

As described above, according to the present invention, when the abdomen is expanded or contracted according to a change of posture or posture by using the automatic expansion and contraction device of the present invention between the buckle and the belt, the abdomen is elastically stretched by the leaf spring. It can relieve the feeling of pressure on the abdomen, it can help to activate the intestinal function, and it is effective to prevent the pants from flowing down due to the loosening of the belt during exercise.

As described above, the outer cover of the automatic expansion and contraction device has an advantage of improving the safety of the automatic expansion and contraction device by covering one end of the extended spring when the spring is extended.

Claims

In the automatic stretching device of the belt belt one side is connected to the end of the belt belt, the other side is connected to the buckle, stretchable and variable,

The hook-shaped cover clasp 12 is formed at one side to be fitted to the buckle clasp 51 provided at the rear part of the buckle 50, and the expansion and contraction device in which the leaf spring clasp jaw 11 protrudes at a predetermined position of the bottom part. A cover 10;

The roller fixing shaft 23 is seated to be slid to the expansion device cover 10 and the roller 70 is rotatably fixed to the bottom, and the hinge hole 22 and the detachable protrusion 21 are formed on both sides of the bottom. The stretcher main body 20 protrudes from each other,

A detachable piece 33 is formed at one side to be inserted into the detachable protrusion 21 of the expansion and contraction apparatus main body 20 by a interference fit method, and the hinge protrusion 32 is inserted into the hinge hole 22 at both ends of the other side. An extension device bottom plate 30 having a protrusion formed therein;

A belt claw protrusion 31 which is formed integrally with the hinge protrusion 32 of the expansion and contraction device bottom plate 30 and is formed in a spike shape so that the end portion of the belt 60 may be bitten;

The hinge protrusion 81 of the expansion device outer cover 80 is inserted into the expansion device cover hinge hole 14 formed in the front portion of the expansion device cover 10, and rotated at a right angle so that the attachment and detachment protrusion 15 of the expansion device cover 10 is rotated. And an expansion device outer cover 80 which is engaged with the expansion device to fix the expansion device outer cover 80 to the expansion device cover 10;

The leaf spring clasp 41 is bent on one side to be inserted / fixed into the leaf spring clasp 11 of the expansion and contraction device cover 10, and the other side is wound around the roller 70 several times to be elastic by external force. Automatic stretching device of the belt, characterized in that consisting of a leaf spring (40) to be stretched.