BRACKET FOR FIXING FIRE-FIGHTING SPRINKLER
First Claim
1. A bracket for fixing a fire-fighting sprinkler including end brackets mounted to both end portions of a support frame to fix the support frame to a ceiling and a center bracket to fix the fire-fighting sprinkler to the support frame, whereinthe center bracket includes an opened side portion, a hinge pin and a locking part coupled to the hinge pin and configured to pivot about the hinge pin, the locking part including a cam lever and a cam protrusion having an eccentric axis,whereby the sprinkler fitted in the center bracket is directly pressurized and clamped by the cam protrusion by pivoting the locking part about the hinge pin while keeping the opened side portion opened.
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Accused Products
Abstract
Disclosed is a bracket for fixing a fire-fighting sprinkler, which is equipped with a locking part including a cam protrusion having an eccentric axis and configured to securely fix a support frame and a sprinkler by pivotal movement, thereby enabling a technician to easily mount or demount the bracket at a desired position without any interruption.
33 Citations
9 Claims
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1. A bracket for fixing a fire-fighting sprinkler including end brackets mounted to both end portions of a support frame to fix the support frame to a ceiling and a center bracket to fix the fire-fighting sprinkler to the support frame, wherein
the center bracket includes an opened side portion, a hinge pin and a locking part coupled to the hinge pin and configured to pivot about the hinge pin, the locking part including a cam lever and a cam protrusion having an eccentric axis, whereby the sprinkler fitted in the center bracket is directly pressurized and clamped by the cam protrusion by pivoting the locking part about the hinge pin while keeping the opened side portion opened.
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7. A bracket for fixing a fire-fighting sprinkler including end brackets mounted to both end portions of a support frame to fix the support frame to a ceiling and a center bracket to fix the fire-fighting sprinkler to the support frame, wherein
each of the end brackets includes an inner clamp formed with a lower protruding surface at a lower end portion thereof and a support frame insertion hole through which the support frame is fitted, an outer clamp formed with a lower protruding surface at a lower end portion thereof and a support frame insertion hole through which the support frame is fitted, an upper connection plate to connect the inner clamp and the outer clamp with a constant interval between the inner clamp and the outer clamp, a support frame fixing part provided at the upper connection plate in order to pressurize the support frame, and a locking part disposed at a side surface thereof in order to pressurize the inner clamp and the outer clamp, and wherein the locking part includes a fixing pin inserted through the inner clamp and the outer clamp, a cam protrusion connected to the fixing pin and having an eccentric axis, and a knob extending from the cam protrusion, whereby as the knob pivots from up to down, the cam protrusion pivots to pressurize the inner clamp and the outer clamp, and the lower protruding surface of the inner clamp and the lower protruding surface of the outer clamp contact each other.
Specification