CN114859645B - Multimedia projection curtain with cleaning function - Google Patents
Multimedia projection curtain with cleaning function Download PDFInfo
- Publication number
- CN114859645B CN114859645B CN202210523410.9A CN202210523410A CN114859645B CN 114859645 B CN114859645 B CN 114859645B CN 202210523410 A CN202210523410 A CN 202210523410A CN 114859645 B CN114859645 B CN 114859645B
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- China
- Prior art keywords
- fixedly connected
- plate
- cleaning
- curtain
- side end
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- 238000004140 cleaning Methods 0.000 title claims abstract description 66
- 239000000428 dust Substances 0.000 claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 238000004804 winding Methods 0.000 claims abstract description 14
- 230000002572 peristaltic effect Effects 0.000 claims description 23
- 238000005096 rolling process Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 14
- 230000000452 restraining effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 13
- 230000033001 locomotion Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 230000001680 brushing effect Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 230000002401 inhibitory effect Effects 0.000 description 6
- 230000002441 reversible effect Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008275 binding mechanism Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0028—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by adhesive surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention discloses a multimedia projection curtain with a cleaning function, and relates to the technical field of cleaning of projection devices. The invention discloses a multimedia projection curtain with a cleaning function, which comprises a winding box, wherein a winding drum is connected inside the winding box through a rotating shaft, a curtain body is wound outside the winding drum, a self-replacement dust adhering mechanism, a cleaning mechanism and a dust collector are sequentially and jointly installed between two opening and closing mechanisms from top to bottom, a feeding part is arranged on the upper part of a bearing plate, and a receiving part is arranged on the lower part of the bearing plate.
Description
Technical Field
The invention relates to the technical field of cleaning of projection devices, in particular to a multimedia projection curtain with a cleaning function.
Background
The projection curtain is one of the most commonly used products of projector peripheral equipment, the projection curtain is generally matched with the projector for use, so that a high-quality projection effect is obtained, the projection curtain can be generally divided into a reflective type projection screen and a transmissive type projection screen, the reflective type projection screen is used for front projection, the transmissive type projection screen is further divided into a plane screen and an arc screen, when light is incident on the surface of a transparent or semitransparent material, a part of the projection screen is reflected, and a part of the projection screen is absorbed, and because the surface of the projection screen is provided with uneven small holes, dust is easily gathered in the concave holes in the use process, the surface of the projection screen becomes dirty and hard, the watching effect is influenced, and therefore, the projection screen needs to be cleaned after the use is completed in time.
The mode of current curtain clearance dust is mostly provided with two strip sponge and is wiped with the curtain in the curtain exit of receiver and contacts, utilizes strip sponge to wipe and the mutual friction between the curtain to clear up the dust of curtain surface gathering, however this kind of clean mode is after using longer a period, and the strip sponge is wiped inside just can collect the dust, very big reduction to the cleaning ability of curtain surface dust, even caused reverse pollution to the curtain surface, and the change of the strip sponge is wiped still inconvenient, can't keep effectual cleaning ability to the curtain always.
In addition, the clearance part of current cleaning device is inconsistent with the surface of curtain all the time, but only need to clean it when the curtain is withdrawn, the in-process that the curtain was played because its surface is not with external contact, therefore can not gather the dust, the clearance part is invalid contact with the contact of curtain this moment, the dust reverse of clearance part is scribbled easily and is caused reverse pollution on the curtain, and the clearance part always contacts the wearing and tearing of curtain with curtain surface wall mutual contact friction easily, reduce the life of curtain.
Disclosure of Invention
The technical problems to be solved are as follows: the multimedia projection curtain with the cleaning function can solve the problems pointed out in the background technology.
The technical scheme is as follows: in order to achieve the above object, the invention adopts the following technical scheme, the multifunctional projection curtain with the cleaning function comprises a winding box, a winding drum is rotationally connected inside the winding box through a rotating shaft, a curtain body is wound outside the winding drum, opening and closing mechanisms are symmetrically arranged outside the rotating shaft, a self-replacing dust adhering mechanism, a cleaning mechanism and a dust collector are sequentially and jointly arranged between the two opening and closing mechanisms from top to bottom, the self-replacing dust adhering mechanism, the cleaning mechanism and the dust collector are symmetrically distributed by taking the curtain body as a symmetrical axis, the opening and closing mechanisms are used for controlling the self-replacing dust adhering mechanism, the cleaning mechanism and the dust collector to be attached to and separated from the curtain body, the opening and closing mechanisms comprise mounting plates, the self-replacing dust adhering mechanism comprises bearing plates, spoke frames, elastic clamps, screw rods, rolling wheels, telescopic links, feeding pieces and collecting pieces, the end faces of the mounting plates are fixedly connected with the bearing plates, each spoke frame is symmetrically and rotatably connected with the two spoke frames through the mounting shaft, each spoke frame section is fixedly connected with the elastic clamp frame, the inner side face is provided with the sliding guide plate is provided with a sliding block, the sliding guide plate is connected with one end face of the sliding block, the sliding guide plate is provided with the sliding guide plate is in a sliding block, the sliding guide plate is in a sliding way, and the sliding guide plate is connected with one end face of the sliding guide is far away from the end face of the sliding guide plate, and is far away from the sliding guide plate is connected with the sliding guide plate, the fixed block and the bearing plate side end face are fixedly connected with a reset tension spring together, the end part of the installation shaft is hinged with a telescopic connecting rod, one end of the telescopic connecting rod, far away from the installation shaft, is hinged with the fixed block, the end part of the installation shaft is fixedly connected with a ratchet wheel, the side end face of the telescopic connecting rod is hinged with a pawl clamped with the ratchet wheel through a round shaft matched torsion spring, the upper part of the bearing plate is provided with a feeding part, and the lower part of the bearing plate is provided with a receiving part.
Further, the mechanism of brushing includes horizontal board, cleans dish, gyro wheel, reciprocal driving piece and the board of brushing, is located two of curtain body lateral part common fixedly connected with horizontal board between the mounting panel, a plurality of circular logical groove has been seted up to terminal surface equidistance before the horizontal board, circular logical inslot portion rotates through the pole frame and is connected with the axostylus axostyle, the axostylus axostyle is close to the one end fixedly connected with of curtain body and cleans the dish, and cleans the one side terminal surface that the dish is close to the curtain body and be wavy, horizontal board side terminal surface is connected with U-shaped frame through spout cooperation slide bar sliding connection, and common fixedly connected with reset spring between spout and the slide bar, horizontal board side terminal surface rotation is connected with the gyro wheel that contacts with curtain body surface, the gyro wheel passes through reciprocal driving piece and U-shaped frame transmission connection, U-shaped frame is connected with the axostylus axostyle through many racks cooperation gear, two tip fixedly connected with bedplate that the U-shaped frame is close to the curtain body, one side terminal surface equidistance rotation of a side terminal surface that the bedplate is close to the curtain body is connected with a plurality of brushing board, and is arranged in the same side and is located and is connected with one of the same side drive plate through the drive plate through mutual fixedly connected with the drive plate that is arranged on the drive plate and is close to one side of the drive plate.
Further, a plurality of installation through grooves are formed in the front end face of the transverse plate at equal intervals, peristaltic components used for driving the curtain body to creep are arranged in the installation through grooves, each peristaltic component comprises a peristaltic cam, a synchronous belt, a rope drum and a pull rope, rotating shafts are symmetrically connected in the installation through grooves in a rotating mode, the peristaltic cams are fixedly connected to the outer portions of the rotating shafts, the synchronous belts are connected between two rotating shafts located in the installation through grooves in a common transmission mode, one rotating shaft is fixedly connected with the rope drum, the pull rope is fixedly connected between the rope drum and the multiple sections of racks in a common mode, and reset springs are fixedly connected to the outer surface walls of the rotating shafts and the groove walls of the installation through grooves in a common mode.
Furthermore, the end face of one side of the transverse plate, which is close to the multi-section rack, is symmetrically and rotatably connected with guide clamping wheels through the wheel frames, and the pull rope passes through between the two guide clamping wheels.
Further, the circumferential outer wall of the roller is fixedly connected with an annular air bag ring through a connecting spring.
Further, the mechanism that opens and shuts includes ring, ejector pin and book shape telescopic link, the outside cover of pivot is equipped with the ring, the outside ejector pin that has through the flange hinge of ring, the rolling box inner chamber wall has a book shape telescopic link through the cylinder symmetry hinge, and the expansion section and the ejector pin of book shape telescopic link are articulated each other, and the one end fixedly connected with mounting panel of keeping away from the ejector pin of book shape telescopic link, ring side terminal surface is along its circumferencial direction through the equidistant fixedly connected with a plurality of friction plate that contradicts with the pivot table wall of spring telescopic column.
Further, receive the material piece and include receipts material frame and the elastic suppression piece of No. one, receive material frame fixed connection in loading board side terminal surface lower part, receive material frame upper portion section and be the arc form and be provided with the opening, receive material frame inner chamber wall upper portion fixedly connected with the elastic suppression piece of No. one.
Further, the feeding piece comprises a feeding frame, a second elastic restraining block and a pushing plate, wherein the feeding frame is fixedly connected to the upper portion of the bearing plate, the lower portion of the feeding frame is in an opening shape, the second elastic restraining block is fixedly connected to the inner cavity wall of the feeding frame, and the pushing plate is fixedly connected to the inner cavity wall of the feeding frame through a pushing spring.
The curtain cleaning device has the advantages that the curtain cleaning device comprises a curtain, a guide rod, a sliding plate, rolling wheels, a parallelogram sliding groove and a sliding column, wherein the guide rod is driven to rotate through the rolling wheels in the process of releasing and retracting the curtain, the guide rod drives the sliding plate outside the guide rod to complete a process and to be separated from the guide rod mutually after the curtain is released and retracted to preset times, the spoke frame is driven to rotate by a certain angle through rapid movement and reset under the action of a reset tension spring, the used dust stick is sent into a receiving part, the new dust stick is taken out from the feeding part and is abutted against the surface wall of the curtain, the dust stick after the curtain is timely and automatically taken down after the curtain is used to the preset time, and the new dust stick is installed, so that the cleaning capacity of the curtain is always in a qualified cleaning range capacity, and the curtain can be always in a clean state.
(2) The ring, the ejector rod, the folding telescopic rod and the mounting plate are matched in the opening and closing mechanism, in the curtain winding process, the damping connection mode between the rotating shaft and the ring is utilized, the folding telescopic rod is continuously lifted upwards to enable the two adjacent mounting plates to be close to each other, so that clean equipment is always attached to the curtain, in the curtain releasing process, the ejector rod downwards pushes the folding telescopic rod to enable the two adjacent mounting plates to be far away from each other, clean equipment is further separated from the curtain, invalid contact of the clean equipment and the curtain is avoided, reverse pollution to the curtain is avoided, abrasion to the curtain is reduced, and service life of the curtain is prolonged.
(3) The combination of wavy terminal surface and peristaltic component through cleaning dish and curtain contact makes the curtain take place tiny peristaltic to the clean in-process of curtain to can roll out the dust of gathering in the curtain shrinkage pool, can effectively carry out thorough clearance to the dust adhesion on the curtain surface, improved the cleaning effect.
(4) The roller and the rolling wheel are driven to rotate by the contact of the roller and the rolling wheel with the curtain in the automatic rolling process of the curtain to serve as a power source for the integral operation of the device, so that the use of a motor is reduced, and the cost brought by using the motor as the power source is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic diagram of an installation structure of the opening and closing mechanism of the present invention.
FIG. 3 is a schematic view of a friction plate mounting structure according to the present invention.
FIG. 4 is a schematic diagram of a self-replaceable dust-binding mechanism according to the present invention (with the carrier plate hidden).
Fig. 5 is an enlarged schematic view of the structure of the portion a in fig. 4 according to the present invention.
FIG. 6 is a schematic view of the sliding direction of the sliding column in the parallelogram sliding groove.
Fig. 7 is a schematic structural view of the brushing mechanism of the present invention.
Fig. 8 is an enlarged schematic view of the structure of part B in fig. 7 according to the present invention.
FIG. 9 is a schematic view of the peristaltic mechanism mounting structure of the present invention.
Fig. 10 is a schematic view of the structure of the cleaning disc of the present invention.
In the figure: 1. a winding box; 2. a rotating shaft; 3. a curtain body; 4. an opening and closing mechanism; 41. a mounting plate; 42. a loop; 43. a push rod; 44. a folding telescopic rod; 45. a spring telescoping column; 46. a friction plate; 5. a self-replacement dust-sticking mechanism; 51. a carrying plate; 52. a spoke rack; 53. an elastic clip; 54. a screw rod; 55. a rolling wheel; 56. a telescopic connecting rod; 57. a feeding member; 571. a feeding frame; 572. a second elastic inhibiting block; 573. a pushing plate; 574. a pushing spring; 58. a material receiving part; 581. a material receiving frame; 582. a first elastic inhibiting block; 59. a mounting shaft; 510. a dust stick; 511. a plate body; 512. a parallelogram sliding groove; 513. a one-way valve plate; 514. a slip column; 515. a sliding plate; 516. resetting the tension spring; 517. a ratchet wheel; 518. a pawl; 6. a brushing mechanism; 61. a transverse plate; 62. a cleaning plate; 63. a roller; 64. a reciprocating driving member; 65. a cleaning plate; 66. a chute; 67. a slide bar; 68. a U-shaped frame; 69. a peristaltic assembly; 691. peristaltic cams; 692. a synchronous belt; 693. a rope drum; 694. a pull rope; 695. a guide clamping wheel; 610. a seat plate; 7. a dust collector; 8. a transmission member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, the present invention provides a technical solution: the utility model provides a multi-media projection curtain with clean function, including rolling box 1, rolling box 1 is inside to be connected with the reel through pivot 2 rotation, the outside winding of reel is provided with curtain body 3, pivot 2 outside symmetry installs mechanism 4 that opens and shuts, install jointly from last to down between two mechanism 4 and glue dirt mechanism 5 certainly, brush mechanism 6 and dust catcher 7, and from change dirt mechanism 5 certainly, brush mechanism 6 and dust catcher 7 regard curtain body 3 as symmetry axisymmetric distribution, mechanism 4 that opens and shuts is used for controlling from change dirt mechanism 5 certainly, brush mechanism 6 and dust catcher 7 and laminating and separation of curtain body 3, mechanism 4 that opens and shuts includes ring 42, ejector pin 43, fold shape telescopic link 44 and mounting panel 41, the outside cover of pivot 2 is equipped with ring 42, the outside of ring 42 articulates there is ejector pin 43 through the flange, rolling box 1 inner chamber wall articulates through cylindrical symmetry has a fold shape telescopic link 44, the telescopic link's telescopic section and ejector pin 43 are articulated each other, the one end fixedly connected with mounting panel 41 of fold shape telescopic link 44 is kept away from ejector pin 43, the end face side of 42 is followed its a plurality of equal distance table fixed connection of friction plates 46 along its circumference direction of a plurality of circular bead plates 45 and a plurality of friction plates 46.
When the curtain needs to be discharged, the rotating shaft 2 rotates to drive the annular ring 42 to rotate, the friction plate 46 connected through the spring telescopic column 45 on the side end face of the annular ring 42 is always abutted against the outer portion of the rotating shaft 2, the annular ring 42 rotates anticlockwise and pushes the folding telescopic rod 44 downwards through the convex plate and the ejector rod 43 in the process that the curtain is discharged, the folding telescopic rod 44 rotates around the cylinder and drives the mounting plate 41 to rotate, the two adjacent mounting plates 41 are far away from each other, the rotating shaft 2 drives the annular ring 42 to rotate reversely, the annular ring 42 then lifts the folding telescopic rod 44 upwards through the ejector rod 43 when the curtain needs to be wound, the folding telescopic rod 44 rotates around the cylinder and drives the mounting plate 41 connected with the rotating shaft, and the two adjacent mounting plates 41 move close to each other, so that the self-replacement type dust adhering mechanism 5 and the cleaning mechanism 6 can be closely adhered to the curtain together, the cleaning part and the cleaning part can be prevented from being in contact with the curtain, the cleaning part can be prevented from being polluted by the cleaning part, and the cleaning part can be prevented from being in contact with the curtain, and the service life of the curtain can be prolonged, and the curtain can be prolonged.
Referring to fig. 4, fig. 5 and fig. 6, in this embodiment, the self-replacing dust adhering mechanism 5 includes a bearing plate 51, spoke frames 52, an elastic clamping 53, a screw rod 54, a rolling wheel 55, a telescopic connecting rod 56, a feeding member 57 and a receiving member 58, the bearing plate 51 is fixedly connected to the side end face of the mounting plate 41, the spoke frames 52 are symmetrically and rotatably connected between the two bearing plates 51 located at the side of the curtain body 3 through a mounting shaft 59, each branch section in the spoke frames 52 is fixedly connected with the elastic clamping 53, the elastic clamping 53 is internally clamped with a dust adhering rod 510, the side end face of the bearing plate 51 close to the spoke frames 52 is rotatably connected with the screw rod 54 through a convex plate, the screw rod 54 is in transmission connection with the rolling wheel 55 contacting with the surface of the curtain body 3 through a transmission member 8, the side end face of the bearing plate 51 is fixedly connected with the plate 511 through a fixed rod, a parallelogram sliding groove 512 is provided on one side end face of the plate 511 close to the screw rod 54, a one side face of the parallelogram sliding block 512 is hinged with a unidirectional valve plate 513, a sliding column 514 is connected to the inside the parallelogram sliding column sliding in the parallelogram sliding groove 512 through a position of the mounting shaft 59, the sliding block 514 is far away from the end face of the ratchet wheel block 59 and is fixedly connected with the end face of the end of the ratchet plate 59 through the fixed shaft 59, the end face of the slider is fixedly connected with the end face of the end plate 59 is hinged with the end face of the end plate 59, and the end face of the end plate 59 is fixed with the end plate 59.
Referring to fig. 4, the receiving member 58 includes a receiving frame 581 and a first elastic inhibiting block 582, the receiving frame 581 is fixedly connected to a lower portion of a side end surface of the carrier plate 51, an upper section of the receiving frame 581 is arc-shaped and is provided with an opening, the first elastic inhibiting block 582 is fixedly connected to an upper portion of an inner cavity wall of the receiving frame 581, the feeding member 57 includes a feeding frame 571, a second elastic inhibiting block 572 and a pushing plate 573, the feeding frame 571 is fixedly connected to an upper portion of the carrier plate 51 and is provided with an opening at a lower portion thereof, the second elastic inhibiting block 572 is fixedly connected to an inner cavity wall of the feeding frame 571, and the pushing plate 573 is fixedly connected to an inner cavity wall of the feeding frame 571 through a pushing spring 574.
In the process of winding, since the rolling wheel 55 and the curtain are in contact at the moment, the rolling wheel 55 can be driven to rotate in the process of being wound and moved by the curtain, then the rolling wheel 55 drives the screw rod 54 to rotate through the transmission piece 8, the screw rod 54 rotates to drive the sliding plate 515 in threaded connection with the screw rod 54 to move, the sliding plate 515 drives the sliding column 514 to slide in the lower section of the parallelogram sliding groove 512 through the fixed block, the reset tension spring 516 is stretched, in the process of being released by the curtain, the sliding wheel is separated from the curtain, the sliding wheel can only rotate unidirectionally, after the curtain is wound and released to a preset round trip number, the sliding plate 515 moves to the left end section of the screw rod 54, the sliding column 514 is driven to slide to the inclined section position of the left part of the parallelogram sliding groove 512 (as shown in fig. 6), and at the moment, the sliding column 514 starts to rise under the extrusion of the parallelogram inclined section, and the sliding plate 515 is driven to rise.
When the sliding column 514 rises beyond the one-way valve plate 513, the one-way valve plate 513 is closed, the sliding column 514 slides into the upper transverse section of the parallelogram sliding groove 512, meanwhile, the spiral strip at the lower part of the sliding plate 515 is completely separated from the spiral strip outside the screw rod 54, the reset tension spring 516 pulls the sliding column 514 to move rightwards through the fixed block, meanwhile, the pawl 518 and the ratchet 517 are driven to be clamped together through the telescopic connecting rod 56, the rotating shaft 2 of the mounting shaft 59 is driven to rotate, the spoke frame 52 is driven to rotate by the mounting shaft 59, the dust stick 510 fully adhered to dust in the spoke frame 52 moves into the collecting piece 58 and falls off from the elastic clamping 53 into the collecting frame 581 under the extrusion action of the arc section of the collecting frame 581, the elastic clamping 53 separated from the collecting piece 58 enters into the feeding piece 57, and a new dust stick 510 in the feeding frame 571 is clamped into the elastic clamping 53 under the combined pushing action of the pushing spring 574 and the pushing plate 573, and the elastic clamping 53 clamped into the position where the new dust stick 510 is abutted against the curtain.
After the dust sticking rod 510 is replaced, the telescopic connecting rod 56 moves to the initial position under the pulling of the reset tension spring 516, the sliding column 514 slides into the lower transverse section again through the inclined section at the right part of the parallelogram, the sliding plate 515 is connected with the screw rod 54 again in a threaded mode again to wait for the next moving process, the automatic replacement of the dust sticking rod 510 is realized by the rolling action of the curtain, the dust cleaning capacity on the surface of the curtain is always in a qualified range, and the cleaning capacity of the curtain is improved.
Referring to fig. 7, 8 and 10, in the present embodiment, the brushing mechanism 6 includes a transverse plate 61, a cleaning disc 62, rollers 63, a reciprocating driving member 64 and a brushing plate 65, wherein the transverse plate 61 is fixedly connected between two mounting plates 41 located at the side of the curtain body 3, a plurality of circular through grooves are equidistantly formed on the front end surface of the transverse plate 61, a shaft lever is rotatably connected in the circular through grooves through a lever bracket, one end of the shaft lever, which is close to the curtain body 3, is fixedly connected with the cleaning disc 62, one side end surface of the cleaning disc 62, which is close to the curtain body 3, is wave-shaped, the side end surface of the transverse plate 61 is slidably connected with a U-shaped frame 68 through a sliding groove 66 in cooperation with a sliding rod 67, a return spring is fixedly connected between the sliding groove 66 and the sliding rod 67, the side end surface of the transverse plate 61 is rotatably connected with the rollers 63 contacting the surface of the curtain body 3, the circumferential outer wall of the rollers 63 is fixedly connected with an annular air bag ring through a connecting spring, the roller 63 is in transmission connection with the U-shaped frame 68 through a reciprocating driving piece 64, the reciprocating driving piece 64 comprises a trapezoid plate, a telescopic strut and a crank, the trapezoid plate is fixedly connected to the side part of the U-shaped frame 68, the telescopic strut is hinged to one side end face of the transverse plate 61 close to the trapezoid plate through the strut, one end of the telescopic strut close to the trapezoid plate is rotationally connected with a round wheel which is in contact with the inclined plane of the trapezoid plate, the crank is hinged to the telescopic section of the telescopic strut, one end of the crank close to the roller 63 is hinged to the side end face of the roller 63 through a rotating shaft, the U-shaped frame 68 is in transmission connection with a shaft rod through a plurality of racks, the two end parts of the U-shaped frame 68 close to the curtain body 3 are fixedly connected with a seat plate 610, one side end face of the seat plate close to the curtain body 3 is rotationally connected with a plurality of cleaning plates 65 at equal intervals, and the cleaning plates 65 positioned at the same side are in transmission connection with each other through a transmission belt, one of the cleaning plates 65 positioned in the seat plate 610 is coaxially and fixedly connected with a transmission gear, and one side end surface of the transverse plate 61 close to the seat plate 610 is fixedly connected with a transmission rack meshed with the transmission gear.
Referring to fig. 9, a plurality of mounting through slots are equidistantly formed in the front end face of the transverse plate 61, a peristaltic assembly 69 for driving the curtain body 3 to creep is arranged in each mounting through slot, each peristaltic assembly 69 comprises a peristaltic cam 691, a synchronous belt 692, a rope drum 693 and a pull rope 694, rotating shafts are symmetrically connected in the mounting through slots in a rotating mode, the peristaltic cams 691 are fixedly connected outside the rotating shafts, the synchronous belt 692 is jointly connected between two rotating shafts in the mounting through slots in a transmission mode, the rope drum 693 is fixedly connected outside one rotating shaft, the pull rope 694 is fixedly connected between the rope drum 693 and a plurality of sections of racks in a common mode, reset springs are fixedly connected between the outer surface walls of the rotating shafts and the walls of the mounting through slots in a common mode, one side end face, close to each multi-section rack, of the transverse plate 61 is symmetrically connected with guide clamping wheels 695 through the wheel frames in a rotating mode, and the pull rope 694 passes between the two guide clamping wheels 695.
The curtain drives gyro wheel 63 at the in-process of rolling and rotates, gyro wheel 63 drives U-shaped frame 68 reciprocating motion through reciprocating drive piece 64, gyro wheel 63 drives telescopic strut through the crank and rotates, telescopic strut's the other end makes the trapezoidal board take place to remove through the inclined plane of rethread round wheel extrusion trapezoidal board, and then drive U-shaped frame 68 and remove, utilize round wheel continuous and trapezoidal board inclined plane mutual extrusion and separation to realize the reciprocating motion of U-shaped frame 68, U-shaped frame 68 reciprocating motion drives the gear rotation through the multisection rack, the gear drives cleaning disc 62 through the axostylus axostyle and rotates, utilize cleaning disc 62 wave-shaped terminal surface and curtain to contact and make the surperficial partial position of curtain take place peristaltic motion, multisection rack drives stay 694 removal in reciprocating motion, stay 694 then drives peristaltic cam 691 through rope drum 693 and rotation, the spring that resets this moment is compressed, and when multisection rack release stay 694, drive peristaltic cam 691 counter-rotating under the effect of reset expansion, the action of constantly repeated positive and reverse rotation comes the top to move the curtain further take place, thereby can drive the peristaltic carrier and gather in the cloth and take place, can drive the recess plate and take place the motion in the recess plate and take place at the same time, the back and the end face of the recess plate is driven in the recess plate is rotated at the same time, the recess plate is driven in the recess plate is driven to the motion of the dust collector is driven in the reciprocating motion of the surface of the dust collector is the top plate is the drive plate to the dust cleaner is the surface to the dust collector is the drive the dust cleaner to the top was down and has the surface was down the dust was down and has been removed and has the dust cleaner and has been removed and has the dust collector and has been removed and the dust was back and has been washed.
During operation, the in-process of curtain unreeling is through mechanism 4 control that opens and shuts from change formula bonding dust mechanism 5, brush mechanism 6 and dust catcher 7 and curtain separation, can avoid the invalid contact of clean equipment part and curtain, avoided appearing the curtain by reverse pollution's condition, still reduced the wearing and tearing to the curtain simultaneously, prolonged the life of curtain, when the curtain rolling, mechanism 4 control is in the same place from change formula bonding dust mechanism 5, brush mechanism 6 and dust catcher 7 and curtain laminating, the part peristaltic with gathering in the curtain shrinkage pool through mechanism 6 control that washs, can carry out thorough clearance to the dust on the curtain surface, then start dust catcher 7 and collect the dust that the clearance was got down, then, the dust that the dust rod 510 was further got down to the clearance was collected to the rethread from change formula bonding dust mechanism 5, after the curtain unreels and collects certain number of times, bonding dust rod 510 can be changed to bonding dust voluntarily, thereby the bonding dust rod 510 has been guaranteed to be in qualified dirt ability all the time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a multi-media projection curtain with clean function, includes rolling box (1), and rolling box (1) is inside to be connected with the reel through pivot (2) rotation, and the outside winding of reel is provided with curtain body (3), its characterized in that: the automatic dust cleaning device is characterized in that an opening and closing mechanism (4) is symmetrically arranged outside the rotating shaft (2), a self-replacement dust adhering mechanism (5), a cleaning mechanism (6) and a dust collector (7) are sequentially and jointly arranged between the two opening and closing mechanisms (4) from top to bottom, the self-replacement dust adhering mechanism (5), the cleaning mechanism (6) and the dust collector (7) are symmetrically distributed by taking a curtain body (3) as a symmetrical axis, the opening and closing mechanism (4) is used for controlling the self-replacement dust adhering mechanism (5), the cleaning mechanism (6) and the dust collector (7) to be attached to and separated from the curtain body (3), and the opening and closing mechanism (4) comprises a mounting plate (41);
the self-replacement dust adhering mechanism (5) comprises a bearing plate (51), spoke frames (52), elastic clamps (53), screw rods (54), rolling wheels (55), telescopic connecting rods (56), feeding pieces (57) and collecting pieces (58), wherein the bearing plate (51) is fixedly connected with side end faces of a mounting plate (41), two side end faces of the mounting plate (51) are fixedly connected with the spoke frames (52) through mounting shafts (59) in a symmetrical rotation mode, each branch section in each spoke frame (52) is fixedly connected with the elastic clamp (53), dust adhering rods (510) are clamped inside the elastic clamp (53), the screw rods (54) are connected with the side end faces of the bearing plate (51) close to the spoke frames (52) in a rotation mode through convex plates, the rolling wheels (55) in contact with the surface of a curtain body (3) are connected with the side end faces of the screw rods (54) in a transmission mode, one side end faces of the bearing plate (511) are fixedly connected with plate bodies (511) through fixing rods, one side end faces of the plate bodies (511) close to the screw rods (54) are provided with one-way sliding grooves (512) in a sliding groove (512), one-way sliding grooves (512) are formed in the inner side faces of the screw rods (512), one end that plate body (511) was kept away from to slip post (514) is through fixed block fixedly connected with and screw rod (54) threaded connection's slip board (515), fixed block and loading board (51) side terminal surface fixedly connected with extension spring (516) that resets jointly, installation axle (59) tip articulates there is flexible connecting rod (56), and the one end and the fixed block of installation axle (59) are kept away from to flexible connecting rod (56) are articulated each other, installation axle (59) tip fixedly connected with ratchet (517), flexible connecting rod (56) side terminal surface articulates through circle axle cooperation torsional spring has pawl (518) with ratchet (517) looks block, loading board (51) upper portion is provided with feed piece (57), and loading board (51) lower part is provided with receipts material piece (58).
2. The cleaning function of claim 1, wherein: the cleaning mechanism (6) comprises a transverse plate (61), a cleaning disc (62), rollers (63), a reciprocating driving piece (64) and a cleaning plate (65), wherein the transverse plate (61) is fixedly connected between the two mounting plates (41) at the side part of the curtain body (3), a plurality of circular through grooves are formed in the front end face of the transverse plate (61) at equal intervals, a shaft rod is rotatably connected in the circular through grooves through a rod frame, one end of the shaft rod, which is close to the curtain body (3), is fixedly connected with the cleaning disc (62), one side end face of the cleaning disc (62), which is close to the curtain body (3), is wavy, the side end face of the transverse plate (61) is matched with a sliding rod (67) through a sliding groove (66), a U-shaped frame (68) is fixedly connected between the sliding groove (66) and the sliding rod (67), a reset spring is fixedly connected between the sliding groove (66) and the sliding rod (67), the side end face of the transverse plate (61) is rotatably connected with the rollers (63) which are in contact with the surface of the curtain body (3), the rollers (63) are connected with the U-shaped frame (68) through the reciprocating driving piece (64) and the U-shaped frame (68) in a sliding way, the side end face of the cleaning disc is close to the curtain body (3), one side end face of the cleaning disc is fixedly connected with the U-shaped frame (68) through the sliding rod, the sliding rod (68) and the sliding rod (68), the seat board (610) is close to a side end face of the curtain body (3) and is rotationally connected with a plurality of cleaning plates (65), the cleaning plates (65) located on the same side are in transmission connection with each other through a transmission belt, one cleaning plate (65) in the seat board (610) is coaxially and fixedly connected with a transmission gear, and a transmission rack meshed with the transmission gear is fixedly connected with a side end face of the transverse plate (61) close to the seat board (610).
3. The cleaning function of claim 2, wherein the cleaning function comprises a cleaning function of the multimedia projection screen: the utility model discloses a curtain, including horizontal board (61), terminal surface equidistance has been seted up a plurality of installation and has been led to the groove, the installation is led to the inslot portion and is provided with peristaltic component (69) that are used for driving curtain body (3) peristaltic, peristaltic component (69) are including peristaltic cam (691), hold-in range (692), rope reel (693) and stay cord (694), the inside symmetry rotation of installation is led to the groove and is connected with the rotation axis, rotation axis outside fixedly connected with peristaltic cam (691), is located and is connected with hold-in range (692) between two rotation axes of installation logical groove, and one of them rotation axis outside fixedly connected with rope reel (693), and fixedly connected with stay cord (694) jointly between rope reel (693) and the multisection rack, rotation axis extexine and installation are led to the groove wall fixedly connected with spring that resets jointly.
4. A multimedia projection curtain with cleaning function according to claim 3, characterized in that: one side end surface of the transverse plate (61) close to the multi-section rack is symmetrically and rotatably connected with guide clamping wheels (695) through a wheel frame, and the pull rope (694) passes through between the two guide clamping wheels (695).
5. The cleaning function of claim 2, wherein the cleaning function comprises a cleaning function of the multimedia projection screen: the circumferential outer wall of the roller (63) is fixedly connected with an annular air bag ring through a connecting spring.
6. The cleaning function of claim 1, wherein: the folding mechanism (4) comprises a ring (42), a push rod (43) and a folding telescopic rod (44), the ring (42) is sleeved outside the rotating shaft (2), the push rod (43) is hinged outside the ring (42) through a convex plate, the folding telescopic rod (44) is hinged to the inner cavity wall of the winding box (1) through cylindrical symmetry, the telescopic section of the folding telescopic rod (44) and the push rod (43) are hinged to each other, one end, far away from the push rod (43), of the folding telescopic rod (44) is fixedly connected with a mounting plate (41), and a plurality of friction plates (46) which are in contact with the surface wall of the rotating shaft (2) are fixedly connected to the side end face of the ring (42) along the circumferential direction of the ring through spring telescopic columns (45) at equal intervals.
7. The cleaning function of claim 1, wherein: the material receiving piece (58) comprises a material receiving frame (581) and a first elastic restraining block (582), the material receiving frame (581) is fixedly connected to the lower portion of the side end face of the bearing plate (51), the upper section of the material receiving frame (581) is arc-shaped and is provided with an opening, and the first elastic restraining block (582) is fixedly connected to the upper portion of the inner cavity wall of the material receiving frame (581).
8. The cleaning function of claim 1, wherein: the feeding piece (57) comprises a feeding frame (571), a second elastic restraining block (572) and a pushing plate (573), wherein the feeding frame (571) is fixedly connected to the upper portion of the bearing plate (51) and is in an opening shape at the lower portion of the bearing plate, the second elastic restraining block (572) is fixedly connected to the inner cavity wall of the feeding frame (571), and the pushing plate (573) is fixedly connected to the cavity wall of the feeding frame (571) through a pushing spring (574).
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| CN115373207B (en) * | 2022-09-26 | 2024-06-14 | 北京立诚世纪文化科技有限公司 | Lifting opening and closing device for meeting place |
| CN116002093B (en) * | 2022-12-13 | 2024-02-20 | 自然资源部第二航测遥感院 | Aerial photography platform for unmanned aerial vehicle |
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