Abstract: A side bracket is proposed. The side bracket includes: a lower side bracket disposed under a square bar and having an open structure formed opposite to a predetermined section of a rectangular section by bending both edge sections positioned around the predetermined section; a tightener disposed through the lower side bracket and opening or closing the open structure of the lower side bracket; an upper side bracket being formed as a rectangular pipe, surrounding the square bar, and rotating on the lower side bracket with respect to the predetermined section of the rectangular section; and a horizontal fastener and a vertical fastener being in contact with the square bar through a side and another side of the upper side bracket, respectively.

Abstract: A tube locking device for a fire suppression system according to the present invention includes: a tube receiving module including opposite tube receiving parts facing each other, connection parts provided on sides of the tube receiving parts so as to connect the tube receiving parts, and rotation induction parts provided between the connection parts by protruding from the tube receiving parts; and a tube fastening module including a tunnel housing provided between the rotation induction parts, the tunnel housing being elastically fixed to the rotation induction parts while rotating relative to the rotation induction parts, a press part protruding from a first end part of the tunnel housing, and a handle part protruding from a second end part of the tunnel housing.

Abstract: Disclosed is a pipe coupling module for coupling a distribution pipe and a flexible pipe in a water distribution system. The pipe coupling module includes a pipe branch section diverging from the distribution pipe, a pipe connection socket coupled directly to the pipe branch section, and a pipe joint unit coupling the flexible pipe, wherein the pipe branch section and the pipe connection socket are formed of chlorinated polyvinyl chloride (CPVC), and are joined by means of a solvent cement.

Abstract: Disclosed is a through fastening unit including a pipe-receiving structure located at a ceiling, the pipe-receiving structure being fixed to the ceiling while surrounding a reducer, an attachment and detachment member configured to surround the reducer between the pipe-receiving structure and the reducer, and a tightening pipe configured to cover the attachment and detachment member together with the reducer in the vicinity of the attachment and detachment member and to surround the reducer between the pipe-receiving structure and the attachment and detachment member, the tightening pipe being screw-engaged with the pipe-receiving structure, wherein the tightening pipe moves relative to the pipe-receiving structure in a longitudinal direction of the reducer between the pipe-receiving structure and the attachment and detachment member to bring the attachment and detachment member into tight contact with the reducer or to separate the attachment and detachment member from the reducer.

Abstract: The present invention provides a tube locking and releasing device, the device including: a tube seating structure including: a seating bottom of a rectangular shape; and opposing seating walls standing to face each other on opposite edges of the seating bottom; a tube covering structure including: opposing cover walls being hinged to each of the seating walls so as to intermittently cover the seating wall; and a cover ceiling connecting each of the cover walls to each other; a tube fixing structure including: a handle fixing part being hinged to a second side part of the cover wall and being intermittently locked to each of the seating walls; and a handle press part protruding from the handle fixing part; and a tube pressing structure being attached to/detached from the cover ceiling and protruding downward from the cover ceiling when attached to the cover ceiling.

Abstract: Disclosed is a firefighting reducer structure including an adjustment pipe formed in a cylindrical shape, the adjustment pipe extending from one end to the other end thereof in a longitudinal direction of the cylinder, a connection pipe formed in a cylindrical shape, the connection pipe being fixed to the one end of the adjustment pipe, a housing pipe formed in a cylindrical shape, the housing pipe being configured to accommodate the adjustment pipe in the vicinity of the connection pipe, and a junction pipe formed in a cylindrical shape, the junction pipe being located between the adjustment pipe and the housing pipe in the longitudinal direction of the cylindrical adjustment pipe, the junction pipe being exposed in the vicinity of the housing pipe so as to cover the tip end of the housing pipe perpendicularly to the longitudinal direction of the cylindrical adjustment pipe.

Abstract: The present invention provides a tube locking and releasing device, the device including: a tube seating structure including: a seating bottom of a rectangular shape; and opposing seating walls standing to face each other on opposite edges of the seating bottom; a tube covering structure including: opposing cover walls being hinged to each of the seating walls so as to intermittently cover the seating wall; and a cover ceiling connecting each of the cover walls to each other; a tube fixing structure including: a handle fixing part being hinged to a second side part of the cover wall and being intermittently locked to each of the seating walls; and a handle press part protruding from the handle fixing part; and a tube pressing structure being attached to/detached from the cover ceiling and protruding downward from the cover ceiling when attached to the cover ceiling.

Abstract: A multi-purpose connector for a sprinkler. Fastening portions are provided on both ends of a body. A shutoff valve is disposed within the body. An adjustment member disposed outside of the body to control the shutoff valve. The multi-purpose connector directly or indirectly connects a sprinkler head to a sprinkler pipe. The connector is used to connect a sprinkler head and a sprinkler pipe and provides convenience due to an opening/closing function thereof.

Abstract: Disclosed is a pipe coupling module for coupling a distribution pipe and a flexible pipe in a water distribution system. The pipe coupling module includes a pipe branch section diverging from the distribution pipe, a pipe connection socket coupled directly to the pipe branch section, and a pipe joint unit coupling the flexible pipe, wherein the pipe branch section and the pipe connection socket are formed of chlorinated polyvinyl chloride (CPVC), and are joined by means of a solvent cement.

Abstract: A tube locking device for a fire suppression system according to the present invention includes: a tube receiving module including opposite tube receiving parts facing each other, connection parts provided on sides of the tube receiving parts so as to connect the tube receiving parts, and rotation induction parts provided between the connection parts by protruding from the tube receiving parts; and a tube fastening module including a tunnel housing provided between the rotation induction parts, the tunnel housing being elastically fixed to the rotation induction parts while rotating relative to the rotation induction parts, a press part protruding from a first end part of the tunnel housing, and a handle part protruding from a second end part of the tunnel housing.

Abstract: Disclosed is a bracket for fixing a reducer in a fire sprinkler, the bracket including: a main body part provided with a cutaway seat for allowing the reducer to be seated therein; and a coupling part openably coupled with the main body part, formed with a groove at a side thereof to lock the reducer seated in the cutaway seat of the main body part, and configured to lock and release the reducer seated in the cutaway seat of the main body part by being opened and closed, wherein an edge of the cutaway seat of the main body part is provided with a main body part wing to increase a contact area with the reducer seated in the cutaway seat, and an edge of the groove of the coupling part is provided with a coupling part wing to increase the contact area with the reducer.

Abstract: Disclosed is a bracket for fixing a reducer in a fire sprinkler, the bracket including: a main body part provided with a cutaway seat for allowing the reducer to be seated therein; and a coupling part openably coupled with the main body part, formed with a groove at a side thereof to lock the reducer seated in the cutaway seat of the main body part, and configured to lock and release the reducer seated in the cutaway seat of the main body part by being opened and closed, wherein an edge of the cutaway seat of the main body part is provided with a main body part wing to increase a contact area with the reducer seated in the cutaway seat, and an edge of the groove of the coupling part is provided with a coupling part wing to increase the contact area with the reducer.

Abstract: The present invention provides a fixing bracket of a sprinkler for safely fixing and easily mounting and separating a reducer of a sprinkler. The fixing bracket has a body having holes for mounting the reducer, and a pressing lever pressing the bar to bring the bar in contact with the reducer in a space inside the body, in which the body has a pair of walls facing each other and having the holes, respectively, and a bridge connecting the walls, and the pressing lever is turned around a hinge shaft at a first side of the body and presses the bar through an opening formed through the bridge when being turned.

Abstract: The present invention provides a fixing bracket of a sprinkler for safely fixing and easily mounting and separating a reducer of a sprinkler. The fixing bracket has a body having holes for mounting the reducer, and a pressing lever pressing the bar to bring the bar in contact with the reducer in a space inside the body, in which the body has a pair of walls facing each other and having the holes, respectively, and a bridge connecting the walls, and the pressing lever is turned around a hinge shaft at a first side of the body and presses the bar through an opening formed through the bridge when being turned.