KR20100128767A

KR20100128767A - Clamping band

Info

Publication number: KR20100128767A
Application number: KR1020090047366A
Authority: KR
Inventors: 김준영
Original assignee: 김준영
Priority date: 2009-05-29
Filing date: 2009-05-29
Publication date: 2010-12-08

Abstract

PURPOSE: A clamping band including a shaft, a bevel gear, and a body is provided to perform a band fastening process though a work space is narrow and the operating direction of a driver is not equal to the head of a worm, since a bevel gear is mounted on one end of a worm. CONSTITUTION: A clamping band comprises a shaft, a bevel gear(10), and a body(20). The bevel gear is formed of first and second gears(10a,10b). The second gear engages with the first gear in the orthogonal direction. The body is split, and then coupled in order to expose the head(9) of the worm, the head of the bevel gear, and the threads of the worm. The housing covers a stopping groove(23) of the body and fixes one end(3) of the band.

Description

Clamping Band

The present invention relates to a fastening band, and more particularly, a fastening band for connecting a rubber hose to a water pipe, a conduit, a gas pipe, or the like, and to be able to use it conveniently at all times regardless of the tightening work space and direction. It is about.

A general fastening band consists of a band of band-shaped bands and threaded holes drilled at equal intervals, and a housing for fixing one end of the band and a worm to rotate the worm. In order to facilitate the fastening of the band in the general fastening band, Patent Application No. 1997-0051468 "fastening device of the tightening band" and registered utility model registration No. 20-0188757 "convenient fastening band fastener" has been proposed They are formed on the left and right sides of the recess 5 of the housing 4 to which the one end 3 of the band 1 in which the screwing holes 2 are perforated is fixed, as in the partially enlarged cross-sectional view of FIGS. 5A and 5B. Uncircular sides 7 and 7 'are formed at the front and rear ends of the worm 8 having the movable space 6' and the threaded 8 'fitted into the fastening holes 4a and 4b of the housing 4. It is formed so that the band (1) can be quickly inserted into the space portion formed in accordance with the movement of the moving space (6) (6 ') and the conical side (7) (7'), the worm (8) The conical side 7 has a head 9 which can be rotated by inserting a screwdriver. The other end of the conical side 7 'is provided with a release prevention jaw 9' that prevents detachment. It has been achieved.

The tightening band forms a moving space of the band which is fastened to the left and right of the lower side of the housing connecting one end of the plurality of perforated bands when the rubber hose is connected to the pipe or when the other articles are bundled, and the idler rotates in the housing. If the circular worm shaft is integrally formed at both ends of the worm to be mounted so as to rotate the worm in the forward direction inside the housing, the worm is downward in the state where the thick shaft of the conical shaft is caught in the fastening holes on both the left and right sides of the housing. The thread is coupled to the perforated threaded hole to tighten the band, and when the worm is rotated in the reverse direction, the narrow side of the conical shaft is caught by the fastening hole and the band is raised by the space where the worm is raised together with the moving space. By freely fitting, the band has been improved to achieve the effect of smoothing the band just before tightening. .

However, all of the conventional or improved fastening bands use a screwdriver in the longitudinal direction of the worm by inserting a screwdriver in the head formed on one side of the worm. If not, there was a problem that can not be concluded.

Accordingly, the present invention is to solve the above-mentioned conventional problems, the object of the present invention is to mount the bevel gear on one end of the worm tightening work even if the working space is narrow or the operating direction of the driver is difficult to match the head of the worm The present invention provides a fastening band for fastening work that is always convenient regardless of space and direction.

Fastening band of the present invention for achieving the above object is a band-shaped band with a screw coupling hole is punched at equal intervals, and a screw thread is formed to be screwed to the screw coupling hole for tightening the band to the head to rotate in one end CLAIMS 1. A fastening band comprising a housing for fixing one end of a formed worm and a band and mounting the worm in a rotation, the fastening band comprising: a shaft formed by integrally extending the other end of the worm; A bevel gear comprising a first gear fixed to the shaft, and a second gear having a head for rotating with a driver at the tip of the shaft while being engaged with the first gear in an orthogonal direction; The housing is mounted to one side of the body by providing a body which is built to rotate the worm and the bevel gear, but is divided and formed to expose the head of the worm, the head formed on the second gear of the bevel gear, and the thread of the worm. It can be characterized by a technical configuration that is made to fix one end of the band together while wrapping.

According to the present invention, by mounting the bevel gear on one end of the worm, even if the working space is narrow or the operating direction of the driver is difficult to match the head of the existing worm, the bevel gear can be used regardless of the tightening work space and the direction. It is a very useful invention that can perform the tightening operation, the assembly is made more conveniently through the main body and the housing that are divided after being formed divided.

Hereinafter, with reference to the accompanying drawings will be described in detail preferred embodiments of the present invention with the same reference numerals given to the same parts.

1 is an exploded perspective view showing a fastening band according to the present embodiment, 1 is a band, 4 is a housing, 8 is a worm, 10 is a bevel gear, 20 is a body.

The band 1 is formed in a strip shape, a plurality of screw coupling holes (2) are drilled at equal intervals, and one end (3) is fixed to the housing (4).

The worm 8 has a thread 8 'formed on its periphery and at one end a head 9 having a groove for rotating with a driver, not shown, which thread 8' tightens the band 1. To the screwing holes (2). And the other end is integrally extended to provide the shaft (81).

Bevel gear 10 is a groove for rotating with a screwdriver at the tip of the shaft while being rotated in a direction perpendicular to the first gear (10a) and the first gear (10a) fixed to the shaft 81 formed on the worm (8). It consists of the 2nd gear 10b in which the head 9a which has is formed.

The body 20 is divided into two parts for the convenience of assembly to be embedded to rotate the worm 8 and the bevel gear 10, the head 9 and the bevel gear of the worm 8 The head 9a formed in the second gear 10b of the 10 and the thread 8 'of the worm 8 are coupled to each other. The split-shaped body 20 is made by injection molding with an aluminum material die-casting or acetal material, it is combined using a tubular pin 30 or a bolt and nut (not shown) as shown in Figure 3a.

And while the housing 4 is wrapped with the engaging groove 23 formed on one side of the body 20, both ends of the housing 4 to fix the one end 3 of the band 1 together, as shown in Figure 3a The worm 8 and the bevel gear 10 disposed inside are smoothly engaged and rotated.

In addition, the second gear 10b of the bevel gear 10 may form a basic configuration such that the second gear 10b is rotated at the same rotational speed as the first gear 10a, as shown in FIG. 3A, to reduce the tightening force. In order to form the second gear 10b to be smaller, the number of revolutions may be 2 to 3 times larger than the first gear 10a.

In addition, the head (9a) formed in the second gear (10b) of the bevel gear 10 for rotating with a driver is projected to the upper surface 21 of the body 20, as shown in Figure 3a or to the outside in Figure 4 It can be configured to protrude to the side 22 as shown by the imaginary line,

In addition, the housing 4 is divided into the upper middle portion in contact with the body 20 as shown in Figs. 1 and 2 to form a locking groove 41 on one side and a fixing piece 42 on the other side, respectively, and then the locking groove. After the fixing piece 42 is fitted into the 41 is made of a convenient configuration to combine through bending.

The fastening band of the present invention configured as described above, first, the worm 8 and the second gear 10b of the bevel gear 10 in which the first gear 10a of the bevel gear 10 is fixed to the shaft 81. ) Is placed inside the body 20 and then coupled to be integrated through a pin 30 or a bolt and nut (not shown).

Subsequently, as shown in FIG. 1, both ends of the housing 4 are fixed to one end 3 of the band 1, and then the locking groove 23 of the body 20 is molded to be compressed while the housing 4 is wrapped. Insert the fixing piece 42 on the other side with one locking groove 41 formed in the divided housing 4, and then bend and compress so that the screw 8 'of the worm 8 is separated from the band 1. It becomes a basic assembly state fitted in the screwing hole 2.

In the assembled state as described above, by using a screwdriver to rotate the head (9) formed in the worm (8) as described above to tighten the band (1) through the rotation of the thread (8 ') or the working space is narrow When the arrangement position of the head 9 formed on the worm 8 is not suitable for using a driver, the head 9a formed on the second gear 10b of the bevel gear 10 can be operated.

When the head 9a formed on the second gear 10b of the bevel gear 10 is rotated by a driver, the first gear 10a to which the second gear 10b is engaged is rotated, and then the first gear 10a is rotated. ) Rotates the thread (8 ') of the worm (8) through the shaft (81) to conveniently tighten the band (1).

In the above process, the head 9a formed on the second gear 10b of the bevel gear 10 is exposed to the upper surface 21 of the body 20 as shown in FIG. 3A, but as shown in FIG. 4. By using the one exposed to the side 22 in a convenient position can be used conveniently regardless of the direction of use of the driver.

Although described and illustrated in connection with the preferred embodiment of the present invention above, it is not limited to the configuration and operation as shown and described above. Therefore, it will be understood by those skilled in the art that the above embodiments can be appropriately modified and modified, so that appropriate changes, modifications, and equivalents should be considered to be within the scope of the present invention.

1 is an exploded perspective view of the fastening band according to the present invention.

FIG. 2 is a plan view partially expanding the coupling state of FIG. 1; FIG.

FIG. 3A is a partially enlarged cross-sectional view of the coupling state of FIG. 1; FIG.

3B is a partially enlarged cross-sectional view of another embodiment;

4 is a partially enlarged cross-sectional view of another embodiment;

5A and 5B are cross-sectional views of a conventional fastening band.

* Description of the symbols for the main parts of the drawings *

1: band 2: screwed hole

3: once 4: housing

8: Worm 10: Bevel Gears

20: body

Claims

A band-shaped band 1 in which the screwing holes 2 are perforated at equal intervals, and a thread 8 'fastened to the screwing holes 2 to tighten the band 1 are formed and rotated by a driver. In the fastening band 1 which consists of the worm 8 which formed the head 9 at one end, and the housing 4 which fixes the one end 3 of the band 1, and mounts so that the worm 8 may rotate,

A shaft 81 formed by integrally extending the other end of the worm 8;

A second gear 10b having a first gear 10a fixed to the shaft 81 and a head 9a for rotating with a driver at the tip of the shaft while being engaged with the first gear 10a in a direction orthogonal to the first gear 10a. Bevel gear 10 made of;

The worm 8 and the bevel gear 10 are embedded to rotate, but the head 9a and the worm 8 formed on the head 9 of the worm 8 and the second gear 10b of the bevel gear 10. One end of the band 1 is formed by providing a body 20 which is formed after being divided to expose the thread 8 'of the upper side and coupled to the housing 4 so as to surround the one side locking groove 23 of the body 20. Fastening band, characterized in that made to secure together 3).

The method of claim 1,

The second gear 10b of the bevel gear 10 has a rotation speed of 2 to 3 times higher than that of the first gear 10a, and the head 9a of the second gear 10b for rotating by the driver is the body 20. Fastening band, characterized in that mounted so as to be exposed to the upper surface (21) or side (22).

The method of claim 1,

The housing (4) is a fastening band, characterized in that the coupling is made by the engaging groove (41) and the fixing piece (42) formed by dividing the upper middle portion in contact with the body (20).