CN201859299U - Floor standing screen - Google Patents
Floor standing screen Download PDFInfo
- Publication number
- CN201859299U CN201859299U CN 201020583382 CN201020583382U CN201859299U CN 201859299 U CN201859299 U CN 201859299U CN 201020583382 CN201020583382 CN 201020583382 CN 201020583382 U CN201020583382 U CN 201020583382U CN 201859299 U CN201859299 U CN 201859299U
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- curtain
- motor
- casing
- side link
- control device
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Abstract
The utility model discloses a floor standing screen, which comprises a box body, an opening-closing device of the box body, a curtain screen device and a control device, wherein a skylight port is formed on a top plate of the box body; the rear long side of the skylight port can be pivotally connected with a skylight plate; the opening-closing device of the box body is arranged inside the box body and comprises a first motor, a connected rack rod driven by the first motor to rotate and a connecting rod; the lower end of the connecting rod is hinged with the connected rack rod; the upper end of the connecting rod is hinged with the skylight plate; the curtain screen device corresponds to the skylight port, is arranged inside the box body and comprises a coiler, a curtain screen, a cover plate, a shear type bracket and two air pressure springs; the lower end of the curtain screen is connected with the coiler; the cover plate is connected to the upper side of the curtain screen; the upper end of the shear type bracket is connected to the cover plate; the air pressure springs are arranged on the shear type bracket and are used for expanding the shear type bracket; and the control device is respectively connected to the opening-closing device of the box body and the curtain screen device so as to control the opening-closing device and the curtain screen device to work. The floor standing screen is not easily polluted by dust and other foreign matters and is attractive in appearance.
Description
Technical field
The utility model relates to a kind of projection screen, refers in particular to a kind of ground draw curtain.
Background technology
Than the suspension type projection screen, the ground-pulling type projection screen is subjected to the restriction in place less in the use, and its utilization is also rather extensive.Common ground draw curtain includes that coiler, the following curtain, that connects with this coiler that a shell, is arranged at this enclosure is fixedly linked in the push rod of this curtain top, the scissor support and two that a upper end connects with this push rod is arranged at the gas spring that is used for stent on this scissor support.During expansion, coiler unclasps curtain, and scissor support launches under the effect of gas spring, drives the push rod rising and struts curtain; When folding, coiler furls curtain, drop-down push rod, thus fold scissor support and curtain is furled within shell.
Improved ground draw curtain is also arranged, as State Intellectual Property Office on March 17th, 2010 disclosed application number be promptly to disclose a kind of ground draw curtain in 200810213482.3 the application for a patent for invention document, the gas spring of this ground draw curtain needn't be arranged side by side, and helps to dwindle the radial dimension of the ground draw curtain that is in collapse state.
Yet with regard to existing ground draw curtain, the opening of formed confession curtain turnover has caused the foreign matter such as dust to fall into this enclosure easily generally up on its shell, pollutes wherein curtain and coiler, even causes damage.In addition, the shell of existing ground draw curtain adopts the aluminium section bar preparation more, and its profile is not too attractive in appearance, the not too suitable places such as parlor, meeting room of depositing in.
Summary of the invention
The utility model is to solve existing ground draw curtain and is subjected to foreign substance pollution and technical matterss not too attractive in appearance such as dust easily, and a kind of ground draw curtain that is not subject to foreign substance pollution such as dust and good looking appearance is provided.
In order to solve the problems of the technologies described above, the utility model is by technical scheme as described below: a kind of ground draw curtain, include a casing, a casing closing device, a curtain device and a control device, wherein, be formed with a skylight opening on the top board of described casing, the back long side of described skylight opening can pivot and be connected with one day luffer boards; Described casing closing device is arranged within the described casing, includes one first motor, side link, a lower end and the hinged connecting rod of described side link that is rotated by described first motor-driven, and the upper end of described connecting rod and described day luffer boards are hinged; Described curtain device is arranged within the described casing corresponding to described skylight opening, and it includes, and a coiler, a following curtain, that connects with described coiler are connected in the cover plate of described curtain top, the scissor support and two that a upper end is connected in described cover plate is arranged at the gas spring that is used to launch scissor support on the described scissor support; Described control device is connected to described casing closing device, curtain device to control both work.
In the above-mentioned ground draw curtain, described first motor and side link are realized transmission by a gear drive, it includes one and is arranged at second gear that one first gear and in the rotating shaft of described first motor is engaged in described first gear, and an end of described side link is connected in described second gear.
In the above-mentioned ground draw curtain, described gear drive is a gear drive that slows down.
In the above-mentioned ground draw curtain, the place, top of described side link is provided with one first travel switch, described first travel switch is connected in described control device, when the side link drivening rod and with sky luffer boards jacking during to the precalculated position, this side link can touch first travel switch and stop the running of first motor, and triggers the curtain device and carry out the operation that launches curtain; The place, below of described side link is provided with one second travel switch, described second travel switch is connected in described control device, when being pulled down to the precalculated position when the side link drivening rod and with the sky luffer boards, this side link touches second travel switch and stops the running of first motor.
In the above-mentioned ground draw curtain, described first motor is arranged on the motor supporting seat in mode moving up and down, and it presses a power switch that inserts in described control device, when first motor breaks away from this Switching Power Supply, stops the running of first motor.
In the above-mentioned ground draw curtain, the right-hand member of described first motor is arranged on the motor fixing seat, be provided with a stationary shaft in described motor fixing seat, described second gear is sheathed on the described stationary shaft rotationally by a bearing, and with described first gearing mesh; Described motor supporting seat includes the right supporting seat that a left supporting seat and that is formed with left chute longitudinally on it is formed with right rail on it, the left end of described first motor is provided with a left slider, be formed with right slide block on the described motor fixing seat, described left slider, right slide block are inserted respectively in described left chute, the right rail.
In the above-mentioned ground draw curtain, place, the below of described curtain device is provided with a third trip switch that connects into described control device, when the curtain device folds to the predetermined stroke position, can touch the third trip switch, and stop the running of coiler, and trigger described casing closing device and carry out the operation of closing day luffer boards.
In the above-mentioned ground draw curtain, described coiler includes one second motor and by the described second motor-driven tubular scroll, and described spool connects with the bottom of described curtain.
In the above-mentioned ground draw curtain, be provided with transverse slat in the described casing and the inside of described casing is separated to form two sheaf spaces up and down, described casing closing device is arranged on the base plate of described casing, described curtain device then be arranged at described on the transverse slat.
In the above-mentioned ground draw curtain, described skylight opening place is provided with at least one infrared correlation detecting device that connects into described control device, and described control device is controlled the running of described curtain device according to the detection signal of described infrared correlation detecting device.
Useful technique effect of the present utility model is: this ground draw curtain is provided with a casing with skylight opening, but the sky luffer boards of a folding are set on this skylight opening, and the curtain device is arranged at the inside of this casing, and launch or fold via this skylight opening, like this, the curtain device can integral body collapse among the casing, effectively avoids being subjected to the pollution of the foreign matter such as dust etc.; In addition,, help as required the profile of casing to be beautified design because the curtain device can integral body collapse within the casing, thus the aesthetics of raising ground draw curtain.
Description of drawings
Fig. 1 is the structural representation of facing of the present utility model.
Fig. 2 is a backsight structural representation of the present utility model.
Fig. 3 is the structural representation that casing of the present utility model is in closure state.
Fig. 4 is the structural representation that casing of the present utility model is in opening.
Fig. 5 is the structural representation that curtain device of the present utility model is in deployed condition.
Fig. 6 is a partial structurtes synoptic diagram of the present utility model.
Fig. 7 is the decomposition texture synoptic diagram of casing of the present utility model.
Fig. 8 is the decomposition texture synoptic diagram of casing opening device of the present utility model.
Fig. 9 is the decomposition texture synoptic diagram of curtain device of the present utility model.
Embodiment
For making those of ordinary skill in the art be expressly understood the purpose of this utility model, technical scheme and advantage more, the utility model is further elaborated below in conjunction with drawings and Examples.
Referring to figs. 1 to shown in Figure 6, ground disclosed in the utility model draw curtain includes a casing 10, a casing closing device 20, a curtain device 30 and a control device 40, this casing closing device 20 and curtain device 30 are arranged among this casing 10, and control device 40 then is connected with this casing closing device 20, curtain device 30 respectively to control both work.
In conjunction with shown in Figure 7, casing 10 is mainly surrounded by a base plate 100, a front side board 101, a back side panel 102, a left plate 103, a right plate 104 and a top board 105 and forms, be formed with a roughly rectangular skylight opening 106 on this top board 105, be provided with the sky luffer boards 107 that are covered on this skylight opening 106 that a shape and this skylight opening 106 be complementary in these skylight opening 106 places, this day luffer boards 107 back long side can pivot and be connected in the back long side of skylight opening 106.In this embodiment, use a hinge 108 to connect the back long side of day luffer boards 107 and the back long side of skylight opening 106, thereby realize the pivoted setting of day luffer boards 107.
Be provided with transverse slat 109 in these casing 10 inside and the inside of this casing 10 is separated to form two spaces, casing closing device 20 is arranged on the base plate 100 and is positioned at the lower layer space of this casing 10, and curtain device 30 then is arranged in this on transverse slat 109 and is positioned at the last sheaf space of this casing 10.Preferably, place, below of transverse slat 109 is provided with the back up pad of locating in the middle of the transverse slat 109 at least one being supported in 110 in this, and it plays the effect of the intensity of transverse slat 109 in the increase, deforms with transverse slat 109 in preventing.
For the ease of casing closing device 20, the curtain device 30 that is arranged at these casing 10 inside keeped in repair, can form a service ports 111 in back side panel 102 places of this casing 10, on this service ports 111, be provided with a maintenance panel 112 with removably.So, in needs are safeguarded this casing 10, during set parts, detachably descend maintenance panel 112, carry out maintenance job by this service ports 111.
In conjunction with shown in Figure 8, this casing closing device 20 is arranged on these casing 10 internal backplane 100, it includes one first motor 200, under this first motor 200 drives and the hinged connecting rod 202 of the side link 201 that rotates, a lower end and this side link 201, and the upper end of this connecting rod 202 is hinged with sky luffer boards 107.First motor, 200 forward rotation by transmission this side link 201 is rotated towards the top, thereby drivening rod 202 back down day luffer boards 107; First motor, 200 backward rotation make this side link 201 rotate towards the below by transmission, thus drivening rod 202 drawing sky luffer boards 107.
In this embodiment, be provided with a gear drive between first motor 200 and the side link 201.In the rotating shaft 203 of first motor 200, be fixed with one first gear 205 by a packing ring 204, this first gear 205 is engaged with one second gear 206, not then not being fixed on the side of this second gear 206 of side link 201 with the hinged end of connecting rod 202, so, can drive this side link 201 by first motor 200 by the transmission of first gear 205 and second gear 206 rotates.Apparently, the transmission between first motor 200 and the side link 201 is not limited to adopt gear drive, also can adopt the gear train of other common types to realize.The number of teeth of this second gear 206 is more than this first gear 205, that is, first gear 205 and second gear 206 constitute a gear train that slows down.
Preferably, one first travel switch 207 and one second travel switch 208 are set respectively in the slewing area of side link 201, it is connected with control device 40 respectively, to realize the purpose of control casing closing device 20 actions.This first, second travel switch 207,208 is arranged among this casing 10 by a mount pad 209, wherein, first travel switch 207 is positioned at the place, top of this side link 201, when these side link 201 drivening rods 202 and with 107 jackings of sky luffer boards during to the precalculated position, this side link 201 touches first travel switch 207 and is stopped the running of this first motor 200 by control device 40, and making day luffer boards 107 remain on opening, this control device 40 is carried out the operation that launches curtain according to this curtain device 30 of this signal triggering; Second travel switch 208 is positioned at the place, below of this side link 201, when being pulled down to the precalculated position when these side link 201 drivening rods 202 and with sky luffer boards 107, this side link 201 touches second travel switch 208 and stops the running of this first motor 200 by control device 40, and makes day luffer boards 107 remain on closure state.
This first motor 200 is arranged on the motor fixing seat 210, and this motor fixing seat 210 is provided with a stationary shaft 211, the second gears 206 and is sheathed on rotationally on this stationary shaft 211 by a bearing 212, and meshes with this first gear 205.In order to guarantee that second gear 206 connects with the firm of bearing 212, but between is provided with a packing ring 213.
This first motor 200 is arranged on the motor supporting seat 214 in mode moving up and down, and it presses a power switch 215 that inserts in control device 40.In this embodiment, this motor supporting seat 214 includes the right supporting seat 219 that a left supporting seat 217 and that is formed with left longitudinally chute 216 on it is formed with right rail 218 on it, the left end of this first motor 200 is provided with a left slider 220, right-hand member (end that promptly has rotating shaft 203) then is arranged on the motor fixing seat 210, be formed with right slide block 221 on this motor fixing seat 210, left slider 220, right slide block 221 is inserted left chute 216 respectively, right rail 218 and first motor 200 is placed on this motor supporting seat 214, and can be along a left side, right rail 216,218 move up and down.
Folding in the process of sky luffer boards 107, when skylight opening 106 places accompany object (for example staff), side link 201 failed to continue to rotate because of stopping of folded object, and then hinder the rotation of second gear 206, and under the driving of first motor 200, first gear 205 is rotated further and climbs along second gear 206, thereby this first motor 200 of lifting, make this first motor 200 break away from power switch 215 and cut off the working power of first motor 200,20 of casing closing devices stop clerestory window plate 107 down, so, folded object mainly bears the weight of day luffer boards 107 and first motor 200, can effectively avoid crushing/pressing from both sides the generation of damage accident.
In conjunction with shown in Figure 9, this curtain device 30 is arranged in these casing 10 inside on the transverse slat 109, and it includes that cover plate 302, a upper end that a coiler 300, the one following curtain 301, that connects with this coiler 300 is connected in these curtain 301 tops are connected in this cover plate 302 and the lower end is located at that scissor support 303 and two on transverse slat 109 is arranged at the gas spring (figure does not illustrate) that is used for launching this scissor support 303 on the scissor support 303 in this.During use, after the same day, luffer boards 107 were opened fully, coiler 300 unclasped curtain 301, and scissor support 303 launches under the effect of gas spring, promoted cover plate 302 and rose and strut curtain 301, for the usefulness of projection.After finishing using, coiler 300 folds curtain 301, drop-down cover plate 302, thus fold scissor support 303 and curtain 301 is intervolved on coiler 300.
Below curtain device 30, locate to be provided with a third trip switch 304 that connects into this control device 40, when folding to the predetermined stroke position, this curtain device 30 can touch this third trip switch 304, stopping the action of this coiler 300, and carry out the operation of closing day luffer boards 107 according to this signal triggering casing closing device 20 by control device 40.
In this embodiment, this coiler 300 is fixed on the middle transverse slat 109 by a bracing frame 305, it includes driving wheel 308 and in the rotating shaft 307 that one second motor 306, is arranged at this second motor 306 and is sheathed on tubular scroll 309 on this driving wheel 308, and this spool 309 connects with the bottom of curtain 301.In order to guarantee connecting of driving wheel 308 and spool 309, but between is provided with an idle wheel 310.
One end of second motor 306 is arranged on a damping glue Figure 31 1, this damping glue Figure 31 1 is arranged on this bracing frame 305, cover 312 and be provided with a glue in the end of tubular scroll 309, this glue lid 312 is arranged on a damping glue Figure 31 4 rotationally by a glue core 313, and this damping glue Figure 31 4 is arranged on this bracing frame 305.So, can effectively reduce the vibrations that coiler 300 is produced in the course of the work.
In order to prevent that curtain device 30 from taking place such as the accident that crushes staff in the process of folding, in skylight opening 106 places at least one infrared correlation detecting device (not illustrating among the figure) is set, this infrared correlation detecting device connects into control device 40, and this control device 40 is controlled the running of curtain device 30 according to detection signal.In this embodiment, this skylight opening 106 is provided with the outer correlation detecting device of quatre, wherein, one is arranged at the left short brink place of this skylight opening 106, one is arranged at the right short brink place of this skylight opening 106, one is arranged at the preceding long side place of this skylight opening 106, and another then is arranged at the place of long side nearby between the front and back long side of this skylight opening 106.Generally speaking, infrared correlation detecting device is in the correlation channel status, curtain device 30 then keeps normal duty, and stretch into skylight opening 106 and during blocking correlation path as object, control device 40 stops the running of curtain device 30 according to this signal, thereby can prevent the generation of the accident such as crushing staff etc. effectively.
The utility model is provided with a casing with skylight opening, but the sky luffer boards of a folding are set on this skylight opening, and the curtain device is arranged at the inside of this casing, and launch or fold via this skylight opening, like this, the curtain device can integral body collapse among the casing, effectively avoids being subjected to the pollution of the foreign matter such as dust etc.In addition,, help as required the profile of casing to be beautified design because the curtain device can integral body collapse within the casing, thus the aesthetics of raising ground draw curtain.
Above-mentioned only is preferred embodiment of the present utility model, but not the utility model is done any pro forma restriction, and all equivalent variations or modifications of being done in the claim scope all should fall within the utility model protection domain.
Claims (10)
- One kind ground draw curtain, it is characterized in that described ground draw curtain includes:One casing is formed with a skylight opening on the top board of described casing, the back long side of described skylight opening can pivot and be connected with one day luffer boards;One casing closing device, it is arranged within the described casing, includes one first motor, side link, a lower end and the hinged connecting rod of described side link that is rotated by described first motor-driven, and the upper end of described connecting rod and described day luffer boards are hinged;One curtain device, be arranged within the described casing corresponding to described skylight opening, it includes, and a coiler, a following curtain, that connects with described coiler are connected in the cover plate of described curtain top, the scissor support and two that a upper end is connected in described cover plate is arranged at the gas spring that is used to launch scissor support on the described scissor support;One control device is connected to described casing closing device, curtain device to control both work.
- 2. draw curtain as claimed in claim 1ly, it is characterized in that, described first motor and side link are realized transmission by a gear drive, it includes one and is arranged at second gear that one first gear and in the rotating shaft of described first motor is engaged in described first gear, and an end of described side link is connected in described second gear.
- 3. draw curtain is characterized in that as claimed in claim 2ly, and described gear drive is a gear drive that slows down.
- 4. draw curtain as claimed in claim 1ly, it is characterized in that, the place, top of described side link is provided with one first travel switch, described first travel switch is connected in described control device, when the side link drivening rod and with sky luffer boards jacking during to the precalculated position, this side link can touch first travel switch and stop the running of first motor, and triggers the curtain device and carry out the operation that launches curtain; The place, below of described side link is provided with one second travel switch, described second travel switch is connected in described control device, when being pulled down to the precalculated position when the side link drivening rod and with the sky luffer boards, this side link touches second travel switch and stops the running of first motor.
- 5. draw curtain as claimed in claim 1ly, it is characterized in that described first motor is arranged on the motor supporting seat in mode moving up and down, it presses a power switch that inserts in described control device, when first motor breaks away from this Switching Power Supply, stop the running of first motor.
- 6. draw curtain as claimed in claim 5ly, it is characterized in that, the right-hand member of described first motor is arranged on the motor fixing seat, be provided with a stationary shaft in described motor fixing seat, described second gear is sheathed on the described stationary shaft rotationally by a bearing, and with described first gearing mesh; Described motor supporting seat includes the right supporting seat that a left supporting seat and that is formed with left chute longitudinally on it is formed with right rail on it, the left end of described first motor is provided with a left slider, be formed with right slide block on the described motor fixing seat, described left slider, right slide block are inserted respectively in described left chute, the right rail.
- 7. draw curtain as claimed in claim 1ly, it is characterized in that, place, the below of described curtain device is provided with a third trip switch that connects into described control device, when the curtain device folds to the predetermined stroke position, can touch the third trip switch, and stop the running of coiler, and trigger described casing closing device and carry out the operation of closing day luffer boards.
- 8. draw curtain is characterized in that as claimed in claim 1ly, and described coiler includes one second motor and by the described second motor-driven tubular scroll, and described spool connects with the bottom of described curtain.
- 9. draw curtain as claimed in claim 1ly, it is characterized in that, be provided with transverse slat in the described casing and the inside of described casing is separated to form two sheaf spaces up and down, described casing closing device is arranged on the base plate of described casing, described curtain device then be arranged at described on the transverse slat.
- 10. draw curtain as claimed in claim 1ly, it is characterized in that, described skylight opening place is provided with at least one infrared correlation detecting device that connects into described control device, and described control device is controlled the running of described curtain device according to the detection signal of described infrared correlation detecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020583382 CN201859299U (en) | 2010-10-29 | 2010-10-29 | Floor standing screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020583382 CN201859299U (en) | 2010-10-29 | 2010-10-29 | Floor standing screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201859299U true CN201859299U (en) | 2011-06-08 |
Family
ID=44105103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020583382 Expired - Fee Related CN201859299U (en) | 2010-10-29 | 2010-10-29 | Floor standing screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201859299U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289142A (en) * | 2011-08-17 | 2011-12-21 | 江苏红叶视听器材股份有限公司 | Lower screen opening shielding device for screen |
| CN102455587A (en) * | 2010-10-29 | 2012-05-16 | 深圳市白雪投影显示技术有限公司 | Floor standing screen |
| CN106693403A (en) * | 2016-12-07 | 2017-05-24 | 华强方特（芜湖）文化科技有限公司 | Screen window device for performances |
| WO2022017367A1 (en) * | 2020-07-20 | 2022-01-27 | 青岛海信激光显示股份有限公司 | Laser projection device |
-
2010
- 2010-10-29 CN CN 201020583382 patent/CN201859299U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455587A (en) * | 2010-10-29 | 2012-05-16 | 深圳市白雪投影显示技术有限公司 | Floor standing screen |
| CN102289142A (en) * | 2011-08-17 | 2011-12-21 | 江苏红叶视听器材股份有限公司 | Lower screen opening shielding device for screen |
| CN102289142B (en) * | 2011-08-17 | 2012-08-29 | 江苏红叶视听器材股份有限公司 | Lower screen opening shielding device for screen |
| CN106693403A (en) * | 2016-12-07 | 2017-05-24 | 华强方特（芜湖）文化科技有限公司 | Screen window device for performances |
| CN106693403B (en) * | 2016-12-07 | 2022-07-26 | 华强方特（芜湖）文化科技有限公司 | Screen window device for performance |
| WO2022017367A1 (en) * | 2020-07-20 | 2022-01-27 | 青岛海信激光显示股份有限公司 | Laser projection device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20111029 |