TWI582471B - Light-shielding hood - Google Patents

Description

Hood

The present invention relates to a hood, and more particularly to a hood having a movable gate.

In order to reduce the interference of ambient light on the color of the image, a hood is usually added around the display to make the display of the display have a more correct color performance. In addition, professional drafting staff often use the color correction device to color correct the display, so the hood must have room to accommodate the color correction device.

The hood can be provided with a window to allow the color correction device to freely enter and exit, and the window is covered with a gate to shield the light. However, the disadvantage of the conventional gate is that the assembly tolerance is large, and the degree of freedom of the gate sliding is high and it is not easy to position. In addition, the conventional gate has poor coating property for the wire connecting the color correction device, so that the gate cannot be completely closed to block ambient light from entering the hood.

The invention relates to a hood with a movable gate, which has small assembly tolerance, and the movable gate slides with low degree of freedom and is easy to position to improve the quality of assembly.

According to an aspect of the invention, a hood is provided for displaying Display. The hood includes a first visor, a second visor, a third visor and a movable shutter. The first light shielding sheet is disposed on the first side of the display. The second light shielding film is disposed on the second side of the display. The third light shielding sheet is disposed on the third side of the display. The second side edge is opposite the first side edge, and the third side edge is located between the first side edge and the second side edge. The third light shielding sheet has an opening. The movable gate covers the opening and has a front surface and a back surface, and a first hook member and a second hook member are disposed on the back surface. The first hook member and the second hook member respectively extend toward a first side edge and a second side edge of the opening, and engage with the first side edge and the second side edge of the opening.

In order to better understand the above and other aspects of the present invention, the preferred embodiments are described below, and in conjunction with the drawings, the detailed description is as follows:

20‧‧‧ School color device

22‧‧‧Wire

100‧‧‧ display

101‧‧‧ first side

102‧‧‧Second side

103‧‧‧ third side

200‧‧‧ hood

201‧‧‧First visor

202‧‧‧Second shading film

203‧‧‧ Third light shielding film

203H‧‧‧ openings

203S‧‧‧ upper surface

204‧‧‧First extension

205‧‧‧Second extension

206‧‧‧First positioning piece

207‧‧‧Second positioning parts

210‧‧‧ activity gate

211‧‧‧ positive

212‧‧‧Back

213‧‧‧Handles

214‧‧‧ First card hook

214a‧‧‧first fixed end

214b‧‧‧First open end

215‧‧‧Second card hook

215a‧‧‧Second fixed end

215b‧‧‧ second open end

216‧‧‧First positioning guide

217‧‧‧Second positioning guide

S1‧‧‧ first side

S2‧‧‧ second side

D1‧‧‧first spacing

D2‧‧‧second spacing

D3‧‧‧ third spacing

D4‧‧‧fourth spacing

D5‧‧‧ fifth spacing

E1‧‧‧ first side edge

E2‧‧‧ second side

L‧‧‧ length

FIG. 1 is a schematic view of a display provided with a hood according to an embodiment of the invention.

FIG. 2 is a schematic view showing the appearance of a hood according to an embodiment of the invention.

3A and 3B are respectively a front view and a back view of a movable shutter of a hood according to an embodiment of the present invention.

4A and 4B are schematic front and rear views, respectively, of the movable shutter assembled on the third light shielding sheet according to an embodiment of the invention.

5A and 5B are respectively a front and rear schematic views of the movable shutter tilted at an angle to facilitate assembly on the third light shielding sheet according to an embodiment of the invention.

FIG. 6 is a cross-sectional view showing the movable gate and the third light shielding sheet of FIG. 4A along the line A-A.

The embodiments are described in detail below, and the embodiments are only intended to be illustrative and not intended to limit the scope of the invention.

1 and 2, wherein FIG. 1 is a schematic view of a display 100 provided with a hood 200 according to an embodiment of the invention, and FIG. 2 is a schematic view showing the appearance of a hood 200 according to an embodiment of the invention. . The hood 200 of the present embodiment is configured to shield the first side 101, the second side 102, and the third side 103 of the display 100 such that the light around the display 100 cannot pass through the first side 101 and the second side 102. And the third side 103 is incident on the display surface of the display 100.

The hood 200 of the present embodiment includes a first visor 201, a second visor 202, a third visor 203, and a movable shutter 210. The first light shielding sheet 201 is disposed on the first side edge 101 of the display 100 , and the first light shielding sheet 201 is further connected to the first extending piece 204 extending to the third side edge 103 . The second light shielding sheet 202 is disposed on the second side edge 102 of the display 100 , and the second light shielding sheet 202 is further connected to the second extending sheet 205 extending to the third side edge 103 . In addition, the third light shielding sheet 203 is disposed on the third side 103 of the display 100, and the third light shielding sheet 203 is partially overlapped with the first extending piece 204 and the second extending piece 205, respectively, to form an upper light shielding sheet. Furthermore, the first light shielding sheet 201, the second light shielding sheet 202 and the third light shielding sheet 203 also extend from the circumference of the display 100 toward the vertical display surface by an appropriate width to form a U-shaped structure having a wide width, A better shading effect is obtained.

As shown in Fig. 2, the third light blocking sheet 203 has an opening 203H. When the movable shutter 210 moves to expose the opening 203H, a color correction device 20 can be allowed to pass through the opening 203H, and the color correction device 20 can be fixed in front of the display surface to face the display. 100 for color correction work. In addition, the area of the movable shutter 210 is larger than the area of the opening 203H, so that the movable shutter 210 can completely cover the opening 203H even when the wire 22 connecting the color correction device 20 passes through the opening 203H, and the partial wire 22 is sandwiched between the movable shutter 210 and the third. When the light shielding sheet 203 is used, the movable shutter 210 can completely cover the opening 203H without leaking light to prevent ambient light from entering the hood 200.

Please refer to FIGS. 3A and 3B , which respectively illustrate front and back views of the movable shutter 210 of the hood 200 according to an embodiment of the invention. In one embodiment, the front surface 211 of the movable shutter 210 is provided with a handle 213, and the back surface 212 of the movable shutter 210 is provided with two hook members 214, 215 and two positioning rails 216, 217. The first hook member 214 and the first positioning rail 216 are disposed on the first side S1 of the movable shutter 210, and the second hook member 215 and the second positioning rail 217 are disposed on the second side S2 of the movable shutter 210. The first side S1 is opposite to the second side S2. The first hook member 214 and the second hook member 215 respectively have a first fixed end 214a and a second fixed end 215a connected to the back surface 212, and the first fixed end 214a and the second fixed end 215a are separated from each other. The first pitch D1.

In addition, the first hook member 214 and the second hook member 215 respectively have a first open end 214b and a second open end 215b. The first open end 214b and the second open end 215b are respectively bent at an angle to the first side S1 and the second side S2 of the movable shutter 210 to form two inverted L-shaped structures (see FIG. 6). In an embodiment, the first open end 214b and the second open end 215b are separated by a second spacing D2. The second pitch D2 is greater than the first pitch D1.

In addition, the first positioning rail 216 is along the first of the movable shutter 210 The side S1 extends and the second positioning rail 217 extends along the second side S2 of the movable gate 210. The first positioning rail 216 and the second positioning rail 217 are parallel to each other, and the first positioning rail 216 and the second positioning rail 217 are separated by a third spacing D3. In an embodiment, the third pitch D3 is greater than the second pitch D2 and is also greater than the first pitch D1.

4A and 4B are schematic front and rear views, respectively, of the movable shutter 210 assembled on the third light shielding sheet 203 according to an embodiment of the present invention. Referring to FIG. 4A, in the normal state, the movable shutter 210 covers the opening 203H to avoid light leakage. In FIG. 4B, the first hook member 214 and the second hook member 215 respectively extend toward the first side edge E1 and the second side edge E2 of the opening 203H, and the first side edge E1 and the second side of the opening 203H. The side edges E2 are engaged with each other so that the movable shutter 210 cannot be easily separated from the opening 203H. In an embodiment, the first side edge E1 of the opening 203H is parallel to the second side edge E2, and the first side edge E1 and the second side edge E2 are separated by a fourth spacing D4. The fourth pitch D4 is smaller than the second pitch D2, but the fourth pitch D4 is greater than the first pitch D1.

5A and 5B are respectively a front and rear views of the movable shutter 210 inclined at an angle to facilitate assembly on the third light shielding sheet 203 according to an embodiment of the present invention. Referring to FIG. 5B, the opening 203H is, for example, a square or a rectangle. In an embodiment, the movable shutter 210 is first tilted by about 45 degrees, for example, so that the positions of the first hook member 214 and the second hook member 215 are approximately in the diagonal direction of the opening 203H, so that the first card is The second spacing D2 between the hook 214 and the second hook 215 is smaller than the length L of the opening 203H on the diagonal line. Thus, the first hooking member 214 and the second hooking member 215 can be easily accommodated in the opening 203H. in. Wait until the activity gate When the first hook member 214 and the second hook member 215 are rotated back to the engaging position of the fourth hook portion 215, the first hook member 214 and the second side hook member 215 are engaged with each other, thereby improving assembly. Convenience.

FIG. 6 is a cross-sectional view showing the movable shutter 210 and the third light shielding sheet 203 of FIG. 4A along the line A-A. Referring to FIG. 6, the upper surface 203S of the third light shielding sheet 203 is further provided with a first positioning member 206 and a second positioning member 207, for example, two bumps. The first positioning member 206 is adjacent to the first positioning rail 216 , and the second positioning member 207 is adjacent to the second positioning rail 217 . The first positioning member 206 and the second positioning member 207 are separated by a fifth interval D5, and the first positioning rail 216 located at the back surface 212 of the movable shutter 210 and the second positioning rail 217 are separated by a third spacing D3. The fifth spacing D5 is greater than the third spacing D3 such that the first positioning rail 216 and the second positioning rail 217 are positioned between the first positioning member 206 and the second positioning member 207. Therefore, when the movable shutter 210 is assembled, the movable shutter 210 is restrained from being easily rotated out to prevent the movable shutter 210 from easily coming off the opening 203H.

In the hood disclosed in the above embodiments of the present invention, the movable gate is engaged with the side edge of the opening by using two hooks to reduce assembly tolerance, and the movable gate can be slid by the positioning rail and the positioning member. The movable gate can only slide back and forth in a single direction along the positioning rail, thereby reducing the degree of freedom and being easily positioned to improve the quality of the assembly.

In conclusion, the present invention has been disclosed in the above preferred embodiments, and is not intended to limit the present invention. Those skilled in the art to which the invention pertains can make various changes and changes without departing from the spirit and scope of the invention. Decoration. Therefore, the scope of the invention is defined by the scope of the appended claims.

210‧‧‧ activity gate

212‧‧‧Back

214‧‧‧ First card hook

214a‧‧‧first fixed end

214b‧‧‧First open end

215‧‧‧Second card hook

215a‧‧‧Second fixed end

215b‧‧‧ second open end

216‧‧‧First positioning guide

217‧‧‧Second positioning guide

S1‧‧‧ first side

S2‧‧‧ second side

D1‧‧‧first spacing

D2‧‧‧second spacing

D3‧‧‧ third spacing

Claims (10)

A hood for a display, the hood comprising: a first visor disposed on the first side of the display; a second visor disposed on the second side of the display; a third shading a third side of the display is disposed on the third side of the display, the second side is opposite to the first side, and the third side is located between the first side and the second side The sheet has an opening, and a movable shutter is slidably disposed on the third light shielding sheet and covers the opening. The movable shutter has a front surface and a back surface, and the back surface is provided with a first hooking member and a second a first hook member and a second hook member respectively extend toward a first side edge and a second side edge of the opening, and the first side edge and the second side of the opening The edges are engaged with each other. The hood of the first aspect of the invention, wherein the first hook member and the second hook member respectively have a first fixed end and a second fixed end connected to the back surface, and the first The fixed end and the second fixed end are separated by a first spacing. The hood of claim 2, wherein the first hook member and the second hook member respectively have a first open end and a second open end, the first open end and the second open end A first side and a second side of the movable gate are respectively bent at an angle to form two inverted L-shaped structures, and the first side is opposite to the second side. The hood of claim 3, wherein the first open end and the second open end are separated by a second spacing, the second spacing being greater than the first spacing. The hood of claim 4, wherein a first positioning rail and a second positioning rail are further disposed on the back surface, the first positioning rail extending along the first side of the movable gate, and the The second positioning rail extends along the second side of the movable gate. The first positioning rail and the second positioning rail are parallel to each other, and the first positioning rail and the second positioning rail are separated by a third distance. The hood of claim 5, wherein the third pitch is greater than the second pitch. The hood of claim 4, wherein the first side edge of the opening is parallel to the second side edge, and the first side edge and the second side edge are separated by a fourth spacing The fourth pitch is smaller than the second pitch and greater than the first pitch. The hood of claim 4, wherein the opening has a length on a diagonal that is greater than the second pitch. The hood of claim 5, wherein the upper surface of the third visor is further provided with a first positioning member and a second positioning member, the first positioning member is adjacent to the first positioning rail, The second positioning member is adjacent to the second positioning rail, and the first positioning member and the second positioning member are separated by a fifth spacing, and the fifth spacing is greater than the third spacing. The hood of claim 1, further comprising: a first extension piece connected to the first visor and extending to the third side; and a second extension piece connecting the second visor And extending to the third side; The third light shielding sheet partially overlaps the first extending piece and the second extending piece.