KR200220891Y1 - Roll screen - Google Patents

Abstract

The present invention relates to a roll screen winding device, in particular, to form a coupling tube inside the fixed tube is coupled to the other side of the winding tube winding the projection screen or curtain, the coupling tube is a sleeve, pressure spring, fixed body, connecting spring, Combining and fixing the elastic spring, rotating body, and fixed shaft, when the rotating body is rotated forward by the adjusting rope, the winding pipe, the fixed tube, and the rotating body and the sleeve rotate forward, so that the projection screen or curtain wound around the winding pipe is gradually released. When the rotating body is rotated by the adjustment rope in reverse, the pressing piece of the rotating body rotates in reverse, pushing the lever coupled to the fixed body, and the pressing spring which is holding the sleeve by the movement of the lever opens. Allowing reverse rotation, the resilience of the winding springs in which the sleeves, The present invention provides a roll screen winding apparatus that is rotated in reverse to quickly wind a projection screen.

Description

Winding device of roll screen. {ROLL SCREEN}

The present invention relates to a roll screen winding device, and in particular, to form a coupling pipe inside the fixed pipe is coupled to the other side of the winding pipe winding the projection screen or curtain, and the coupling pipe, sleeve, pressure spring, fixing body, connecting spring, By combining and fixing the elastic spring, rotating body, and fixed shaft, when the rotating body is rotated forward by the adjusting rope, the winding pipe, the fixed tube, and the rotating body and the sleeve rotate forward, so that the projection film wound on the winding pipe can be unfolded step by step. When the rotating body is reversely rotated by the adjusting rope, the pressing piece of the rotating body is reversely rotated and the lever coupled to the fixed body is pushed, and the presser spring that is holding the sleeve by the movement of the lever is opened to reverse the rotation of the sleeve. Reversal by the resilience of the winding spring, in which the sleeve, the fixed tube and the winding tube were relaxed The present invention relates to a winding apparatus of the roll screen to quickly wind the screens or curtains.

The roll screen winding device used in conventional slides and movies has a fixed body that combines a winding spring on one side of the winding pipe, and the other side of the winding pipe is rotated forward and reverse by pulling the adjustment rope. It has a structure that incorporates a fixed tube.

The prior art of the configuration as described above can be rolled forward by winding the projection film or curtain to the winding pipe by pulling the adjustment rope in the forward direction to extend the wound projection screen or curtain and by pulling the adjustment rope in the reverse direction. Due to the winding can be wound.

However, the conventional roll screen winding device as described above has a very troublesome and inconvenient problem in use because it always winds up and recommends the projection screen by pulling the adjustment rope in the forward and reverse directions when the projection screen or curtain is unfolded or walked.

The purpose of this article to solve and complement these conventional problems,

The projection screen or curtain wound on the winding tube can be easily unfolded step by step, and when walking the projection screen or curtain, it is possible to walk quickly, thereby providing an object of very simple use.

In order to achieve the above object,

A coupling pipe is formed inside the fixed pipe that is coupled to the other side of the winding pipe winding the projection screen or curtain, and the coupling pipe fixes the sleeve, the pressure spring, the fixed body, the connecting spring, the elastic spring, the rotating body, and the fixed shaft. If it can be achieved the purpose of the present invention.

Figure 1 is a front view of a partially cut away showing the present invention roll screen winding device

Figure 2 is an exploded perspective view showing the configuration of the roll screen winding device of the present invention

Figure 3 is a cross-sectional view showing a coupling state of the present invention roll screen winding device

4 and 5 is a cross-sectional view showing the operation of the present invention roll screen winding device

<Description of Codes for Main Parts of Drawing>

101- Winder 102- Projection Screen

103-cylinder 104-piston

105-hook 106-fixing tube

107-joint tube 108-joint hole

109-stopper 110-hook

111-stop ring 112-sleeve

113-groove 114-pressure spring

115-insertion 116-fixation

117-Forward Coupler 118-Forward Coupler

119-lever 120-connector

121-center shaft 122-insert hole

123-connected spring 124-Elastic spring

125-front 126-rear

127-rotary 128-press

129-via-130

131-Adjustable Rope 132-Fixed Shaft

133-Mating Hole 134-Inserting Hole

135-Joint Hole 136-Square Shaft

137-fixed plate 138-insertion shaft

139-square ball 140-cover

141-support frame 142-fixed body

143-winding spring

The configuration of the present invention will be described in detail by the accompanying drawings.

Coupling tube formed in the fixed tube 106 is coupled to the other side of the take-up tube 101 in order to be able to unfold the projection film 102 in a desired amount step by step and to be quickly wound by one operation at the time of winding 107,

A sleeve 112 coupled to the outer side of the coupling tube 107 and coupling the recess 113 with a stopper 109 formed at an outer side of the coupling tube 107 so as to rotate together with the fixing tube 107;

A fixture 116 coupling the front coupling tube 117 to the inside of the sleeve 112 to support the sleeve 112;

The fixing body 116 and the sleeve 112 is coupled to the outer circumferential surface of the sleeve 112 to allow the forward rotation while being released in the forward rotation of the sleeve 112, while the reverse rotation of the sleeve 112 while pressing the outer circumferential surface of the sleeve 112 Pressing spring 114 to prevent the reverse rotation,

The connecting hole 120 is coupled to the insertion end 115 of the blotting spring 114 to invert the rotation by intentionally opening the blotting spring 114 and the central axis 121 to the fixing body 116. Lever 119 is coupled so as to rotate,

The fixture 116 and the blotting spring 114 and the sleeve 112 to which the lever 119 is coupled to the coupling tube 107 of the fixing tube 106 in a state in which side flow does not occur. 116 and the fixing shaft 132 which couples the connecting shaft 113 to the coupling hole 108 of the coupling pipe 107 and the inside of the sleeve 112,

The stop ring 111 is coupled to the insertion groove 134 of the connecting shaft 133 exposed to the outside of the coupling hole 108 of the coupling pipe 107 to fix the side flow to the fixed shaft 132 so as not to occur. )and,

In order to obtain smooth rotation of the fixing tube 106, the piston 104 is coupled to the coupling hole 135 of the connecting shaft 133 and the hooks 105 are coupled to the hook hole 110 of the fixing tube 106. Cylinder 103,

By pushing the lever 119 coupled to the fixture 116 to artificially open the blotting spring 114, the sleeve 112, the fixed tube 106 and the winding tube 101 is rotated in reverse to the projection film 102 In order to be able to wind up quickly, the through hole 129 is coupled to the fixed shaft 132 to rotate with the convex-and-concave portion 130 which is rotated by the pulling operation of the adjustment rope 131 or the lever 119 by reverse rotation. Rotating body 127 is formed with a pressing piece 128 for pushing the,

A connection spring 123 coupled to the rear coupling tube 118 of the fixture 116 to support the rear coupling tube 118 of the fixture 116,

The pressing piece 128 of the rotating body 127 couples the front end portion 125 to the insertion hole 122 of the fixing body 116 so as to maintain a constant distance from the lever 119 of the fixing body 116. The rear end 126 is an elastic spring 124 in contact with the pressing piece 128 of the rotating body 127,

Fixing plate 137 and the cover is coupled to the square hole 139 of the insertion shaft 138 to the square shaft 136 of the fixed shaft 132 to fix the fixed shaft 132 to the support frame 141 ( After coupling the 140 is a configuration consisting of fastening the fixing plate 137 to the support frame 141 by a plurality of bis.

Referring to the operation of the present invention as described above is as follows.

In order to unfold the projection film 102 of the winding device of the present invention roll screen, the adjustment rope 131 is pulled in the forward direction.

By the pulling force of the adjustment rope 131, the uneven portion 130, the rotating body 127 and the pressing piece 128 is to be rotated forward.

In addition, the holding member 116 connected to the elastic spring 124 by the rotation of the pressing piece 128 and the holding spring 114 and the sleeve 112 coupled to the front coupling pipe 117 of the fixing member 116. And the lever 119 is rotated.

That is, the pressing spring 114 rotated by the pressing piece 128 is rotated in the wound direction, so that the outer circumferential surfaces of the sleeve 112 and the front coupling pipe 117 are strongly held in rotation.

In addition, since the groove 113 of the sleeve 112 is coupled to the stopper 109 outside the coupling pipe 107, the fixing pipe 106 is rotated by the rotation of the sleeve 112, and the fixing pipe 106 The cylinder 103, which couples the hook 105 to the hook hole 110, also rotates.

The cylinder 103 is coupled to the piston 104 by the coupling hole 135 formed in the connecting shaft 133 of the fixed shaft 132, which prevents the rapid rotation of the fixed tube 106 to smooth rotation To do so.

In addition, the winding tube 101 to which the fixed tube 106 is coupled can also be unfolded while unwinding the projection screen.

On the other hand, while the winding pipe 101 is in the forward rotation of the winding tube 101, the fixed body 142, as shown in Figure 1 to one side also rotates the winding spring 143 while rotating forward do.

Therefore, since the winding tube 101 rotates as shown in FIG. 4 by the amount of pulling the adjusting rope 131, the projection film 102 having a desired length can be spread out and used.

In addition, when using the projection film 102, the user can pull the adjusting rope 131 in the reverse direction when walking and walking.

That is, the uneven portion 130, the rotating body 127 and the pressing piece 128 are reversed by the force pulling the control rope 131 in the reverse direction.

In particular, the pressing piece 128 is pressed against the lever 119 of the fixture 116 as shown in Figure 5 while the reverse rotation.

The lever 119 is rotated about the central axis 121 by the pressing force of the pressing piece 128 to induce a lever action and at the same time the pressure spring 114 connected to the connection hole 120 of the lever 119. The insertion end 115 is pushed in the direction opposite to the wound direction.

Then, the lever 119 is pushed in the opposite direction of the direction in which the insertion end 115 of the blotting spring 114 is wound, so that the blotting spring 114 is strongly held while being opened as shown in FIG. It becomes a state which depressurizes 112.

That is, when the de-squeezed paper is in the sleeve 112, the winding force of the winding spring 143 of the fixed body 142, which is wound during the forward rotation of the winding pipe 101, is restored to its original position and the winding force is restored. ) And the sleeve 112, which has not reached reverse rotation by the holding force of the blowing spring 114, has reached the stopper 109 formed in the coupling pipe 107 of the fixed pipe 106.

Therefore, the projection film 102 which has been extended to the winding tube 101 can be wound up quickly.

Then, after all the projection film 102 is wound as described above, the adjusting rope 131 that is being pulled out may be placed.

Moreover, in order to wind up the projection film 102 step by step, it becomes possible by the effect | action which pulled and released the said adjustment rope 131.

The present invention, as described above, can easily unfold the projection film 102 when the adjustment rope 131 is pulled in the forward direction, and can quickly wind up the projection film 102 when the adjustment rope 131 is pulled in the reverse direction. It is very easy to use.

The present invention thus formed forms a coupling tube inside the fixed tube which is coupled to the other side of the winding tube winding the projection screen or curtain, and the coupling tube has a sleeve, a pressure spring, a fixed body, a connecting spring, a elastic spring, and a rotating body By fixing and fixing the fixed shaft, the projection screen wound on the winding pipe can be easily expanded step by step, and when walking the projection screen or curtain, it is possible to walk quickly and has a useful effect that is very easy to use.

Claims (1)

Coupling tube formed in the fixed tube 106 is coupled to the other side of the take-up tube 101 in order to be able to unfold the projection film 102 in a desired amount step by step and to be quickly wound by one operation at the time of winding 107, A sleeve 112 coupled to the outer side of the coupling tube 107 and coupling the recess 113 with a stopper 109 formed at an outer side of the coupling tube 107 so as to rotate together with the fixing tube 107; A fixture 116 coupling the front coupling tube 117 to the inside of the sleeve 112 to support the sleeve 112; The fixing body 116 and the sleeve 112 is coupled to the outer circumferential surface of the sleeve 112 to allow the forward rotation while being released in the forward rotation of the sleeve 112, while the reverse rotation of the sleeve 112 while pressing the outer circumferential surface of the sleeve 112 Pressing spring 114 to prevent the reverse rotation, The connecting hole 120 is coupled to the insertion end 115 of the blotting spring 114 to invert the rotation by intentionally opening the blotting spring 114 and the central axis 121 to the fixing body 116. Lever 119 is coupled so as to rotate, The fixture 116 and the blotting spring 114 and the sleeve 112 to which the lever 119 is coupled to the coupling tube 107 of the fixing tube 106 in a state in which side flow does not occur. 116 and the fixing shaft 132 which couples the connecting shaft 113 to the coupling hole 108 of the coupling pipe 107 and the inside of the sleeve 112, The stop ring 111 is coupled to the insertion groove 134 of the connecting shaft 133 exposed to the outside of the coupling hole 108 of the coupling pipe 107 to fix the side flow does not occur in the fixed shaft 132 )and, In order to obtain smooth rotation of the fixing tube 106, the piston 104 is coupled to the coupling hole 135 of the connecting shaft 133 and the hooks 105 are coupled to the hook hole 110 of the fixing tube 106. Cylinder 103, By pushing the lever 119 coupled to the fixture 116 to artificially open the blotting spring 114, the sleeve 112, the fixed tube 106 and the winding tube 101 is rotated in reverse to the projection film 102 In order to be able to wind up quickly, the through hole 129 is coupled to the fixed shaft 132 to rotate with the convex-and-concave portion 130 which is rotated by the pulling operation of the adjustment rope 131 or the lever 119 by reverse rotation. Rotating body 127 is formed with a pressing piece 128 for pushing the, A connection spring 123 coupled to the rear coupling tube 118 of the fixture 116 to support the rear coupling tube 118 of the fixture 116, The pressing piece 128 of the rotating body 127 couples the front end portion 125 to the insertion hole 122 of the fixing body 116 so as to maintain a constant distance from the lever 119 of the fixing body 116. The rear end 126 is an elastic spring 124 in contact with the pressing piece 128 of the rotating body 127, Fixing plate 137 and the cover is coupled to the square hole 139 of the insertion shaft 138 to the square shaft 136 of the fixed shaft 132 to fix the fixed shaft 132 to the support frame 141 ( Rolling device of the roll screen, characterized in that by fastening the fixing plate 137 to the support frame 141 by a plurality of screws after combining.