CN220855437U - Electric lower rolling screen device - Google Patents
Electric lower rolling screen device Download PDFInfo
- Publication number
- CN220855437U CN220855437U CN202322411342.XU CN202322411342U CN220855437U CN 220855437 U CN220855437 U CN 220855437U CN 202322411342 U CN202322411342 U CN 202322411342U CN 220855437 U CN220855437 U CN 220855437U
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- screen
- cover plate
- dustproof
- scroll motor
- wire rope
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- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 230000001012 protector Effects 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 12
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides an electric lower rolling screen device, which comprises: the dustproof device comprises a dustproof shell, wherein a fixing rod for fixing the dustproof shell is arranged above the dustproof shell, and an openable cover plate is arranged at the bottom of the dustproof shell; the inner side of the dustproof shell is also provided with a dustproof cover plate scroll motor and a first steel wire rope; the electric lower rolling screen device further comprises a screen scroll motor, a core tube, a screen and a circuit control box, dust falling into the screen during long-time rolling and storage can be avoided, screen picture quality is guaranteed, and service life of the screen is prolonged.
Description
Technical Field
The utility model relates to the technical field of screen devices, in particular to an electric screen rolling device, and especially relates to an electric screen rolling device.
Background
In order to ensure that the movie screen is used in multiple functions in environments such as a comprehensive stadium, an auditorium, a conference room and the like, the fixed screen of the conventional movie theatre needs to be changed into a roller screen mode. The existing lower rolling screen system is convenient for multifunctional environment use, but has the defects of large volume of the roller screen, complex transportation and higher load-bearing requirement of the heavy dead weight installation foundation. At present, the existing roller screen is not provided with a dust-proof device, the screen is not used for a long time in a multifunctional field, the roller screen is required to be rolled and stored, certain dust exists in long-time storage, the projection quality of the screen is influenced by daily accumulation and moon of dust, and the service life of the screen is shortened.
In summary, the following problems exist in the prior art: the existing roller screen is not provided with a dust-proof device, dust and dirt are easy to adhere to the screen when the screen is rolled and stored for a long time, and the dust is accumulated for a long time, so that the projection quality of the screen is affected, and the service life of the screen is shortened.
Disclosure of utility model
The utility model provides an electric lower rolling screen device, which solves the problems that the existing roller screen is not provided with a dustproof device, dust and dirt are easy to adhere to the screen when the screen is rolled and stored for a long time, the projection quality of the screen is affected, and the service life of the screen is shortened due to the fact that dust accumulates daily and monthly.
Therefore, the utility model provides an electric lower rolling screen device, which adopts the following technical scheme:
an electrically powered lower wrap screen apparatus comprising:
The dustproof device comprises a dustproof shell, wherein a fixing rod for fixing the dustproof shell is arranged above the dustproof shell, and an openable cover plate is arranged at the bottom of the dustproof shell; the dustproof shell is provided with a rear cover, and the rear cover is hinged with the rear end of the cover plate; the inner side of the dustproof shell is also provided with a dustproof cover plate scroll motor and a first steel wire rope, a guide wheel is arranged between the dustproof cover plate scroll motor and the cover plate, the guide wheel is arranged on the rear cover, one end of the first steel wire rope is wound on the dustproof cover plate scroll motor, and the other end of the first steel wire rope penetrates through the guide wheel and is connected with the front end of the cover plate;
the screen scroll motor is connected between the inner walls of the two sides of the dustproof shell, and a second steel wire rope is wound on the screen scroll motor;
The core tube is arranged below the screen scroll motor and is connected with the screen scroll motor through the second steel wire rope;
One end of the screen is fixed in the dustproof shell, and the other end of the screen is fixed on the core tube;
The circuit control box is arranged outside the dustproof shell and is respectively and electrically connected with the dustproof cover plate scroll motor and the screen scroll motor.
Further, the dustproof cover plate scroll motor is connected to the rear cover, the guide wheels are multiple, and the guide wheels are uniformly arranged below the dustproof cover plate scroll motor at intervals.
Further, a buckle capable of fixing the first steel wire rope is arranged on the cover plate, and the first steel wire rope is connected with the front end of the cover plate through the buckle.
Further, the cover plate rotates to open and close by 90 degrees.
Further, second steel wire ropes are symmetrically arranged on two sides of the screen scroll motor.
Further, the core tube, the fixing rod and the screen scroll motor are arranged in parallel.
Further, the electric lower rolling screen device further comprises a falling protector, wherein the falling protector comprises a hanging rope portion, an elastic rope portion and a connecting mechanism connected between the hanging rope portion and the elastic rope portion.
Further, the top end of the lifting rope portion is connected with the fixing rod, and the bottom end of the elastic rope portion is connected to the core tube.
Further, the number of the falling protectors is two, and the two falling protectors are symmetrically arranged on two sides of the dustproof shell.
Further, the length of the fixing rod is greater than the length of the dustproof shell.
The utility model has the following beneficial effects: the dustproof shell bottom is equipped with the apron that can open and shut, electronic rolling screen device passes through the screen lift and opens and shuts the apron down, and the theory of operation that the apron can realize automatic opening and shutting is: the inner side of the dustproof shell is also provided with a dustproof cover plate scroll motor and a first steel wire rope, a guide wheel is arranged between the dustproof cover plate scroll motor and the cover plate, one end of the first steel wire rope is wound on the dustproof cover plate scroll motor, and the other end of the first steel wire rope penetrates through the guide wheel to be connected with the front end of the cover plate; the dustproof cover plate scroll motor drives the first steel wire rope to pull the cover plate through the guide wheel so as to open and close the cover plate; in addition, the core tube is connected with the screen scroll motor through the second steel wire rope, one end of the screen is fixed in the dustproof shell, the other end of the screen is fixed on the core tube, and the screen scroll motor controls the lifting of the core tube through the second steel wire rope so as to control the retraction and the extension of the screen. When carrying out the receive and releases of curtain, circuit control case control dustproof apron spool motor respectively with screen spool motor synchronous rotation drives first wire rope pulling apron through the leading wheel and realizes the apron and open and shut when the rotation of dustproof apron spool motor, and screen spool motor rotates and drives the core pipe and roll up and down, realizes the receive and releases of curtain, and this device can avoid the screen to be stained with dust and dirt when long-time rolling is deposited, guarantees that the screen is clean, prevents dust and dirt influence screen picture broadcast quality to the life of screen has been prolonged.
Drawings
FIG. 1 is a schematic view (front view) of an electric lower winding screen device according to an embodiment of the present utility model;
FIG. 2 is a schematic view (side view) of the screen and cover plate according to the embodiment of the present utility model;
Fig. 3 is a schematic view (side view direction) of a screen and a cover plate according to an embodiment of the utility model.
Reference numerals illustrate: 1. a dust-proof housing; 2. a fixed rod; 11. a cover plate; 12. a rear cover; 5. a dust-proof cover plate reel motor; 6. a guide wheel; 7. a first wire rope; 8. a screen reel motor; 9. a second wire rope; 10. a core tube; 14. a screen; 15. a fall arrester; 13. a circuit control box; 111. a buckle; 151. a hoist rope portion; 152. an elastic rope portion; 153. and a connecting mechanism.
Detailed Description
The present utility model will now be described for a clearer understanding of technical features, objects, and effects of the present utility model.
The utility model provides an electric lower rolling screen device, which comprises: the dustproof housing 1, the dustproof cover plate scroll motor 5, the screen scroll motor 8, the core tube 10, the screen 14 and the circuit control box 13 are as shown in fig. 1, and the specific structure is as follows:
The dustproof device comprises a dustproof shell 1, wherein a fixing rod 2 for fixing the dustproof shell 1 is arranged above the dustproof shell 1, and at least two connecting rods, such as metal rods, are arranged between the fixing rod 2 and the dustproof shell 1; the bottom of the dustproof shell 1 is provided with a cover plate 11 capable of opening and closing, as shown in fig. 2 and 3, the cover plate 11 is opened when the screen 14 is unreeled, and the cover plate 11 is closed when the screen 14 is reeled, so that the screen is prevented from being stored and fallen into dust for a long time; the dust-proof housing 1 is provided with a rear cover 12, the rear cover 12 being hinged to the rear end of the cover plate 11. The dustproof housing 1 is provided with a dustproof cover plate scroll motor 5 and a first steel wire rope 7, the dustproof cover plate scroll motor 5 controls the cover plate to open and close through the first steel wire rope 7, and the working principle is as follows: be equipped with leading wheel 6 between dustproof apron spool motor 5 with apron 11, leading wheel 6 can change the direction of motion of first wire rope 7, plays the effect of province when control apron 11 opens and shuts, leading wheel 6 is established on the back lid 12, dustproof apron spool motor 5 is also connected on the back lid 12, leading wheel 6 is a plurality of, first wire rope 7 is many, a plurality of leading wheel 6 even interval sets up dustproof apron spool motor 5 below, every first wire rope 7 corresponds the setting with every leading wheel 6 to control apron 11 evenly atress prevents that apron 11 from losing balance in-process of opening and shutting. One end of the first steel wire rope 7 is wound on the dustproof cover plate scroll motor 5, the other end of the first steel wire rope 7 passes through the guide wheel 6 and is connected with the front end of the cover plate 11, a buckle 111 capable of fixing the first steel wire rope 7 is arranged on the cover plate 11, the buckle 111 is a metal buckle, for example, the first steel wire rope 7 is connected with the front end of the cover plate 11 through the buckle 111, the front end of the cover plate 11 can be rotated and opened along the hinge joint of the cover plate 11 and the rear cover 12 under the traction of the first steel wire rope 7, and the rotation opening and closing angle is 90 degrees. When the screen 14 is put down, the cover plate 11 is opened under the control of the dustproof cover plate scroll motor 5, when the screen 14 is wound, the cover plate 11 is closed, the closed cover plate 11 and other side covers of the dustproof shell 1 form a closed space, the screen 14 is prevented from falling into dust and dirt, and meanwhile, the damage to the screen possibly caused by other facilities in the using process can be effectively prevented.
The screen scroll motor 8 is connected between the inner walls of the two sides of the dustproof shell 1 and used for controlling the lifting of the core tube 10, the two ends of the screen scroll motor 8 are fixed in the dustproof shell 1, and a second steel wire rope 9 is wound on the screen scroll motor 8; the number of the second steel wire ropes 9 is two, and the two second steel wire ropes 9 are symmetrically arranged on two sides of the screen scroll motor 8 so as to ensure that the stress balance of the core tube 10.
The core tube 10 is arranged below the screen scroll motor 8, and the core tube 10 is connected with the screen scroll motor 8 through the second steel wire rope 9 so that the screen scroll motor 8 controls the core tube 10 to lift through the second steel wire rope 9;
The screen 14, one end of the screen 14 is fixed in the said dustproof shell 1, another end of the said screen 14 is fixed on the said core tube 10, the utility model is the rolling mode under the screen, namely the upper end of the screen 14 is fixed in the said dustproof shell 1, the lower end of the screen 14 is fixed on the said core tube 10, while rolling, the screen 14 winds up on core tube 10 from bottom to top, finally and the core tube 10 rolls up in the above dust-proof shell, close the cover plate 11, keep the screen clean. The lower rolling mode can also effectively ensure the flatness of the screen surface and ensure that the condition of reducing the folds of the screen surface by multiple times of rolling.
The circuit control box 13, circuit control box 13 establishes outside the dustproof casing 1, circuit control box 13 respectively with dustproof apron spool motor 5 with screen spool motor 8 electricity is connected, circuit control box 13 can control dustproof apron spool motor 5 with screen spool motor 8 synchronous rotation, and dustproof apron spool motor 5 drives first wire rope 7 through leading wheel 6 and pulls apron 11 and realize the apron and open and shut when rotating, and screen spool motor 8 rotates and drives core pipe 10 and roll up and down, realizes the receive and release of screen 14.
Further, the core tube 10, the fixing rod 2 and the screen scroll motor 8 are arranged in parallel to each other, so as to ensure that all three can be kept horizontal; the length of the fixed rod 2 is longer than that of the dustproof shell 1, so that the falling protectors 15 can be arranged at the two ends of the fixed rod 2, and the falling protectors 15 can avoid the situation that the screen 14 suddenly falls under the working running state or external accidental damage; the number of the falling protectors 15 is two, and the two falling protectors 15 are symmetrically arranged on two sides of the dustproof shell 1. The fall arrester 15 comprises a lifting rope portion 151, an elastic rope portion 152 and a connecting mechanism 153 connected between the lifting rope portion 151 and the elastic rope portion 152, wherein the top end of the lifting rope portion 151 is connected with the fixed rod 2, and the bottom end of the elastic rope portion 152 is connected to the core tube 10 so as to control the screen 14 to fall.
The utility model provides a rolling screen device under electronic, through dustproof apron scroll motor 5 with establish between the apron 11 and set up leading wheel 6, rethread first wire rope 7 links together dustproof apron scroll motor 5, leading wheel 6 and apron 11, because the one end of first wire rope 7 is wound dustproof apron scroll motor 5 is last, the other end of first wire rope 7 passes leading wheel 6 with the front end of apron 11 is connected, and during operation dustproof apron scroll motor 5 is in circuit control box 13's drive rotates down, drives the apron 11 through leading wheel 6 and realizes opening and shutting of 7 pulling apron 11 realization of first wire rope, guarantees that there is not dust when the screen rolling is deposited for a long time, guarantees screen projection quality, extension screen life. In addition, the device is additionally provided with the anti-falling device and the electric protection device so as to avoid the sudden falling of the screen under the working running state or external accidental damage, and has double guarantees of mechanical braking device and circuit braking protection.
The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. In order that the components of the utility model may be combined without conflict, any person skilled in the art shall make equivalent changes and modifications without departing from the spirit and principles of the utility model.
Claims (10)
1. An electrically powered lower wrap screen apparatus comprising:
The dustproof device comprises a dustproof shell (1), wherein a fixing rod (2) for fixing the dustproof shell (1) is arranged above the dustproof shell (1), and an openable cover plate (11) is arranged at the bottom of the dustproof shell (1); the dustproof shell (1) is provided with a rear cover (12), and the rear cover (12) is hinged with the rear end of the cover plate (11); the dustproof cover plate type automobile seat is characterized in that a dustproof cover plate scroll motor (5) and a first steel wire rope (7) are further arranged on the inner side of the dustproof shell (1), a guide wheel (6) is arranged between the dustproof cover plate scroll motor (5) and the cover plate (11), the guide wheel (6) is arranged on the rear cover (12), one end of the first steel wire rope (7) is wound on the dustproof cover plate scroll motor (5), and the other end of the first steel wire rope (7) penetrates through the guide wheel (6) to be connected with the front end of the cover plate (11);
The screen scroll motor (8), the screen scroll motor (8) is connected between the inner walls of the two sides of the dustproof shell (1), and a second steel wire rope (9) is wound on the screen scroll motor (8);
The core tube (10) is arranged below the screen scroll motor (8), and the core tube (10) is connected with the screen scroll motor (8) through the second steel wire rope (9);
A screen (14), wherein one end of the screen (14) is fixed in the dustproof shell (1), and the other end of the screen (14) is fixed on the core tube (10);
The circuit control box (13), circuit control box (13) are established outside dustproof casing (1), circuit control box (13) respectively with dustproof apron scroll motor (5) with screen scroll motor (8) electricity is connected.
2. An electric lower rolling screen device according to claim 1, characterized in that the dust-proof cover plate scroll motor (5) is connected to the rear cover (12), the guide wheels (6) are plural, and the guide wheels (6) are uniformly arranged below the dust-proof cover plate scroll motor (5) at intervals.
3. An electric lower rolling screen device according to claim 1, characterized in that the cover plate (11) is provided with a buckle (111) capable of fixing the first steel wire rope (7), and the first steel wire rope (7) is connected with the front end of the cover plate (11) through the buckle (111).
4. An electrically operated under-wrap screen device according to claim 1, wherein the cover plate (11) is rotated to open and close by 90 °.
5. An electric lower winding screen device according to claim 1, characterized in that the screen reel motor (8) is provided with second wire ropes (9) symmetrically on both sides.
6. An electric lower winding screen device according to claim 1, characterized in that the core tube (10), the fixing rod (2) and the screen reel motor (8) are arranged parallel to each other.
7. An electric lower winding screen device according to claim 1, characterized in that the electric lower winding screen device further comprises a fall arrester (15), the fall arrester (15) comprising a hoisting rope portion (151), an elastic rope portion (152) and a connecting mechanism (153) connected in-between the hoisting rope portion (151) and the elastic rope portion (152).
8. An electric lower winding screen device according to claim 7, characterized in that the top end of the lifting rope section (151) is connected with the fixing rod (2), and the bottom end of the elastic rope section (152) is connected to the core tube (10).
9. An electric lower rolling screen device according to claim 7, characterized in that the number of the falling protectors (15) is two, and the two falling protectors (15) are symmetrically arranged at two sides of the dustproof shell (1).
10. An electric lower winding screen device according to claim 1, characterized in that the length of the fixing rod (2) is greater than the length of the dust-proof housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411342.XU CN220855437U (en) | 2023-09-06 | 2023-09-06 | Electric lower rolling screen device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322411342.XU CN220855437U (en) | 2023-09-06 | 2023-09-06 | Electric lower rolling screen device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855437U true CN220855437U (en) | 2024-04-26 |
Family
ID=90787541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322411342.XU Active CN220855437U (en) | 2023-09-06 | 2023-09-06 | Electric lower rolling screen device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855437U (en) |
-
2023
- 2023-09-06 CN CN202322411342.XU patent/CN220855437U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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