KR200439433Y1 - Connection band for air duct of exhaust pipe - Google Patents

Abstract

The present invention relates to a connection band for the elliptical granular duct of the vertical exhaust pipe, the technical gist of which is to separate the upper and lower portions of the large (large capacity) vertical exhaust pipe consisting of an elliptical cross section, which was a problem in the conventional connection work The use of the auxiliary plate for fixing of the, the cumbersome joining (bolting) work according to the use of the auxiliary plate, the safety accident during the installation according to the site fit and retaining wall interference during the joining (bolting) work, occurs after the unstable work In order to improve the exhaust efficiency decrease due to poor airtightness, which is divided into upper and lower sides by an elliptical V-band having an opening formed at one side and a connection band of the present invention configured to bracket the opening and closing of the V-band opening. It is formed to facilitate the connection of vertical exhaust pipe easily and quickly, It relates to stability and maintain the service when the workability for connection and oval duct standing in a vertical exhaust pipe, characterized in that formed so that the appearance is improved coupled band.

The present invention for achieving the above object is in the connection band of the vertical exhaust pipe granular duct, the coupling portion 110 is protruded and bent in a V (V) shape on the outer circumferential surface having an elliptical band shape, the band including the coupling portion 110 A v-band (100) formed to cut one side of the shape, and having a plurality of coupling holes (140) formed on each side surface of both ends of the band divided by the cutting; The rivet 260 is formed to be coupled to the coupling hole 140 of the opening 120 side of the V-band, and the contact surface 251 corresponding to the outer circumferential surface of the V-band 100 to form a curved surface 251a to be in close contact with the outer surface of the V-band 100. And a fastening surface 240 having a plurality of through-holes 220 and v-grooves 230 formed on one side surface extending vertically from the contact surface 251, and the contact surface 251 and the fastening surface 240. A bracket 200 having both ends 210 connected to each other and supporting the integrated body; It is made up.

Vertical exhaust pipe, granular air duct, oval V-band, bracket,

Description

Connection band for air duct of exhaust pipe

1 is a side cross-sectional view schematically showing the configuration of a general dry air duct system,

Figure 2 is a side view of a dry air duct system equipped with the present invention,

Figure 3 is one side cross-sectional view showing a state in which the bracket is fixed to the V-band according to the present invention,

4 is a plan view of FIG.

5 is a perspective view of the bracket according to the present invention,

6 is a front view of FIG. 5;

7 is a plan view of FIG. 5;

8 is a v-band perspective view according to the present invention,

9 is a side cross-sectional view showing a fixed state of another embodiment according to FIG. 3;

10 is a use state showing the open state of the V-band according to the present invention,

11 is a plan view of another embodiment of the v-band according to the present invention,

FIG. 12 is a state diagram showing that the V-band of FIG. 11 is shown open.

<Description of the symbols for the main parts of the drawings>

1: upper air duct 2: lower air duct

1a, 2a: flange portion 3: flexible duct

4: Saddle 5: Exhaust Board

6: exhaust fan 7: sleeve

100 ... V-band 110 ... Coupling

120 ... opening 140 ... mating hole

200 ... Bracket 210 ... Both ends

220 ... through 230 230 ... V-home

240 ... fastening surface 251 ... contact surface

The present invention relates to a connection band for the elliptical granular duct of the vertical exhaust pipe, the technical gist of which is to separate the upper and lower portions of the large (large capacity) vertical exhaust pipe consisting of an elliptical cross section, which was a problem in the conventional connection work Use of the auxiliary plate for fixing the plate, cumbersome joining (bolting) work according to the use of the auxiliary plate, on the inside of the duct during the joining (bolting) work and safety accidents during installation due to retaining wall interference, occurs after the unstable work In order to improve the exhaust efficiency decrease due to poor airtightness, which is divided into up and down by an elliptical V-band having an opening formed at one side and a connection band of the present invention configured to bracket the opening and closing of the V-band opening. It is formed to facilitate the connection of the vertical exhaust pipe easily and quickly, It relates to stability and maintain the service when the workability for connection and oval duct standing in a vertical exhaust pipe, characterized in that formed so that the appearance is improved coupled band.

In general, as shown in FIG. 1, the conventional dry air duct system is installed on one side of a kitchen side and a bathroom side of a multi-layered building such as an apartment in order to allow the odor generated from the kitchen side and the bathroom side to be normally exhausted. To facilitate ventilation and ventilation.

The dry air duct system (DRY AIR DUCT SYSTEM) is formed to connect the air duct using a PVC material or galvalume (aluminum zinc plating) material for each floor to be naturally exhausted from the rooftop.

The dry air duct system described above is provided with air ducts connected to the upper and lower directions of the building, and connected to one side of the air duct and the saddle 4 to be fixed to the flexible duct 3 of the kitchen or bathroom side. The upper layer of the air duct is provided with an exhaust punching plate 5, and an exhaust fan 6 is installed above the exhaust punching plate 5.

At this time, the upper and lower connection end of the air duct is connected and fixed by a connection band (8) or a coupling. That is, the connection band 8 is encouraged so that the air ducts are connected in a straight line up and down in series in a multi-storey multi-family housing.

The connection band 8 is formed to form a general circular ring shape according to the shape of the outer circumferential surface of the air duct. However, in recent years, the cross-sectional shape of the air duct is designed to have an elliptical shape in accordance with the enlargement and capacity of the exhaust volume during the vertical exhaust of the public housing, so that the exhaust duct is formed to have an enlarged exhaust area.

In the related art, for the connection of the elliptical vertical exhaust pipe, a separate fixing auxiliary plate (simple strip-shaped plate) was padded to achieve connection by screwing (bolting).

However, the use of the auxiliary plate for connection is that the cross-sectional diameter is formed in an elliptical shape according to the large-capacity exhaust, so that when the screw is tightened (bolting) according to the large area, the equally spaced coupling points must be dense (to ensure confidentiality). , This is a very cumbersome fastening work, and in particular, the worker performing the fastening work is to perform a site alignment within the duct or to perform a smooth operation when connecting the vertical exhaust pipe due to the proximity to the concrete retaining wall, While it is quite difficult and dangerous to be exposed to safety accidents, the problems of the installation work are not accurate, and the exhaust gas is leaked after work, resulting in poor confidentiality such as poor exhaust gas efficiency. have.

The present invention is to solve the conventional problems as described above, the technical gist of the upper and lower connections of the large (large-capacity) vertical exhaust pipe made of an elliptical cross-section, which was a problem in the conventional connection work Use of fixing auxiliary plate, troublesome joining (bolting) work by using the auxiliary plate, safety accident during installation due to site alignment and retaining wall interference during the joining (bolting) work, and airtightness generated after the unstable work In order to improve the exhaust efficiency decrease due to poor maintenance, which is vertically divided up and down by an elliptical V-band having an opening formed on one side and a connection band of the present invention configured to bracket the opening and closing of the V-band opening. It is formed to facilitate the connection of the exhaust pipe easily and quickly, and the stability of post-tightness And to provide a workability during maintenance and to provide a connection band for the elliptical granular duct of the vertical exhaust pipe, characterized in that it is formed to improve the combined appearance.

The present invention for achieving the above object in the connection band of the vertical exhaust pipe granular duct, the coupling portion 110 is protruded and bent in a V (V) shape on the outer circumferential surface having an elliptical band shape, and the coupling portion 110 A v-band (100) formed to cut one side of the band shape, including a plurality of coupling holes (140) formed on each side of both ends of the band divided by the cutting to form an opening (120); The rivet 260 is formed to be coupled to the coupling hole 140 of the opening 120 side of the V-band, and the adhesion surface 251 corresponding to the outer circumferential surface of the V-band 100 to form a curved surface 251a to be in close contact with the outer surface of the V-band. And a fastening surface 240 having a plurality of through-holes 220 and v-grooves 230 formed on one side surface extending vertically from the contact surface 251, and the contact surface 251 and the fastening surface 240. A bracket 200 having both ends 210 connected to each other and supporting the integrated body; It is made up.

At this time, the V-band 100 is preferably formed to open and close the V-groove 150 on the opposite side of the opening 120.

At this time, the coupling hole 140 of the V-band is preferably made so that the groove 141 is formed from the inner peripheral surface side to the outer peripheral surface side.

On the other hand, it is inserted into each end of the vertical exhaust pipe divided into upper, lower, the auxiliary connecting pipe 500 is configured to form a locking step by bending the open one side end vertically toward the outside; It is preferable that it is further comprised.

Next, the present invention will be described in more detail with reference to the accompanying drawings.

First, as shown in Figures 2 to 12, the subject innovation consists of an elliptical v-band 100 and a bracket 200 to fasten and couple the connecting end of the elliptical vertical exhaust pipe to be connected from the upper and lower.

Accordingly, the V-band 100 is a body formed of an elliptic strip, as shown in FIG. 4, and is largely composed of a coupling part 110 and an opening 120.

At this time, the coupling portion 110 is protruded and bent in a V (V) shape on the outer peripheral surface having an elliptical strip shape. At this time, the coupling portion 110 is formed to engage with the stepped projections respectively projecting outward from the end to be connected to the upper, lower air duct (see Fig. 3).

At this time, the opening 120 is formed so that one side of the strip-shaped including the coupling portion 110 is cut, a plurality of coupling holes 140 are formed on each side surface of both ends of the strip divided by the cutting (Fig. 10)

At this time, the coupling hole 140 of the V-band is preferably made so that the groove 141 is formed from the inner peripheral surface side to the outer peripheral surface side. This rivet head is inserted into the coupling hole 140 when combined with the rivet 260 of the bracket to be described later is formed to form the same line as the inner circumferential surface line (inner diameter surface) of the V-band 100 and the air duct This is to prevent the V-band from lifting during the combination (see Fig. 3).

On the other hand, the V-band 100 is preferably formed to open and close the V-groove 150 on the opposite side of the opening 120. This opening and closing v-groove 150 is, as shown in Figures 11 to 12, as another embodiment of the present invention is formed to act as a hinge for the opening 120 is open to the outside or peeping inward In particular, the cut shape is formed in a triangular shape so as to maximize the opening and closing angle.

Meanwhile, as shown in FIGS. 5 to 7, the bracket 200 is a body formed by folding a flat plate having a fan shape, and has a close contact surface 251, a fastening surface 240, and both ends 210. It consists of.

At this time, the contact surface 251 is formed with a rivet 260 to be coupled to the coupling hole 140 side opening 120 of the V-band, the curved surface 251a to correspond to the outer peripheral surface of the V-band 100 It is made by forming (see Fig. 6).

Accordingly, the curved surface 251a is formed to have a curvature corresponding to the outer circumferential surface of the V-band and is formed to be closely coupled to the outer circumferential surface of the V-band.

At this time, the fastening surface 240 is formed by forming a plurality of through-holes 220 and V-groove 230 on one side surface extending vertically from the contact surface 251.

The through-hole 220 is formed so that a plurality of brackets 200 coupled to the opening 120 of the V-band using a separate fastener (bolts, nuts) are symmetrically coupled to each other. At this time, the V-groove 230 is to prevent the V-type coupling portion 110 of the V-band does not interfere.

At this time, the both ends 210 are integrally connected to the contact surface 251 and the fastening surface 240 is formed to support the guide. In other words, it provides a reinforcing rib role for firm support fixing.

In addition, the auxiliary connecting pipe 500 is fitted to each end of the vertical exhaust pipe divided into upper and lower, as shown in Figure 9, the open one end is made to be bent vertically toward the outside to form a locking step .

Accordingly, the auxiliary connecting pipe 500 is implemented when there is no locking step for fastening at the connection end according to the specification of the air duct. In other words, it is to more stably connect the coupling of the air duct, which is stored in the coupling portion 110 of the V-band, divided into upper and lower sides without flow.

The present invention is easy and quick to connect by simply fastening the air duct divided up and down by the V-band 100 formed with the coupling portion 110 and the opening 120, the opening of the V-band 100 ( The bracket 200 coupled to 120 is fastened and assembled to connect the upper and lower air ducts, and is easy to install and maintain. The airtightness of the exhaust is excellent, as well as after the construction of the main body made of an oval belt shape. Aesthetics are excellent.

As described above, the present invention in the upper and lower connection of the large (large-capacity) vertical exhaust pipe made of an elliptical shape in cross-section, the use of a separate fixing auxiliary plate that has been a problem in the conventional connection work, the use of the auxiliary plate Troublesome joining (bolting) work, the site alignment in the duct during the joining (bolting) work and safety accidents during installation due to retaining wall interference, to reduce the exhaust efficiency due to poor air leakage caused after the unstable work In this case, it is possible to easily and quickly connect the vertical exhaust pipe divided up and down by the elliptical V-band having an opening formed at one side and the connection band of the present invention configured to bracket the opening and closing of the opening of the V-band. While being formed, it improves the stability of post-seasonality and workability during maintenance and improves the combined appearance There are effective.

Claims (4)

In the connection band of the vertical exhaust pipe standing duct, Coupling portion 110 protruded and bent in a V (V) shape on the outer circumferential surface having an oval strip shape, and one side of the strip-shaped including the coupling portion 110 is formed to be cut, each side of both ends of the strip divided by the cutting A v-band 100 having a plurality of coupling holes 140 formed on the surface thereof and having an opening 120 provided therein; The rivet 260 is formed to be coupled to the coupling hole 140 of the opening 120 side of the V-band, and the adhesion surface 251 corresponding to the outer circumferential surface of the V-band 100 to form a curved surface 251a to be in close contact with the outer surface of the V-band. And a fastening surface 240 having a plurality of through-holes 220 and v-grooves 230 formed on one side surface extending vertically from the contact surface 251, and the contact surface 251 and the fastening surface 240. A bracket 200 having both ends 210 connected to each other and supporting the integrated body; Connection band for the elliptical granular duct of the vertical exhaust pipe, characterized in that formed by forming. The method of claim 1, wherein the V-band 100 is Connection band for the elliptical granular duct of the vertical exhaust pipe, characterized in that the opening and closing v groove 150 is formed on the opposite side of the opening portion 120. The method of claim 1, wherein the coupling holes 140 of the V-band Connection band for the elliptical granular duct of the vertical exhaust pipe, characterized in that the groove 141 is formed from the inner peripheral surface side to the outer peripheral surface side. The method according to any one of claims 1 to 3, It is fitted to each end of the vertical exhaust pipe divided into upper and lower, the auxiliary one end pipe 500 is configured to form a locking step by bending the open one side end vertically toward the outside; Connection band for the elliptical granular duct of the vertical exhaust pipe further characterized in that made.

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