CN116978295B - Display screen for science and technology museum - Google Patents
Display screen for science and technology museum Download PDFInfo
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- CN116978295B CN116978295B CN202311223976.0A CN202311223976A CN116978295B CN 116978295 B CN116978295 B CN 116978295B CN 202311223976 A CN202311223976 A CN 202311223976A CN 116978295 B CN116978295 B CN 116978295B
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- display screen
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- 238000005516 engineering process Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 213
- 238000000746 purification Methods 0.000 claims description 40
- 239000008213 purified water Substances 0.000 claims description 33
- 238000001914 filtration Methods 0.000 claims description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 2
- 238000005406 washing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 11
- 230000002349 favourable effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000001737 promoting effect Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Filtration Of Liquid (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention provides a display screen for a science and technology museum, which is applied to the field of display screens.
Description
Technical Field
The application relates to the field of display screens, in particular to a display screen for a science and technology center.
Background
In science and technology museums, the display screen is a common electronic device, and plays science and general videos through the display screen, so that the science and general contents are dynamically displayed, attention of tourists is attracted, and the science and general effect of the science and general videos during playing is guaranteed to a certain extent.
In the science and technology museum of the prior art, a display screen for popular science video broadcast is usually directly exposed outside, for example, the holographic display screen disclosed in the authorized bulletin number CN207337082U, its in the use, the reflecting surface is directly exposed outside, and in the in-service use, because inside people flow is big when the science and technology museum is open, people come and go and drive a large amount of dust disturbance easily, this leads to the display screen in-process surface to adhere to dust easily, thereby influence popular science video's viewing effect, and in order to ensure the apparent definition of viewing, usually need the staff regularly clear up the display screen surface and clean, this burden of staff has been aggravated to a certain extent.
Disclosure of Invention
This application aim at ensures that the clean clear of display screen daily use in-process surface in the science and technology museum compares prior art and provides a display screen for the science and technology museum, the on-line screen storage device comprises a base, the top fixed mounting of base has the mesa, and the equal fixed mounting in top four corners position of mesa has the auxiliary stay pole of vertical setting, be fixed with the roof with mesa parallel arrangement jointly between the top of four auxiliary stay poles, the top central point put fixed mounting of mesa has four projection boards that encircle the setting, four projection boards constitute the quadrangular pyramid structure jointly, the water channel of upper and lower intercommunication has been seted up on the surface of projection board, encircle on the bottom end wall of roof to be fixed with the display screen body that corresponds the setting in four projection boards top, the inside fixed mounting of base has water tank and water pump, water tank internal pouring has water purification, the water inlet and the inside intercommunication of water tank that is linked together with each water channel upper end have been seted up on the top of four projection boards central point put, the delivery port and the inside intercommunication of water pump, the inside return channel that is linked together with each water channel lower extreme is seted up to the inside of mesa, and the water return channel that is linked together with the water tank.
Further, the inside fixed mounting of base has the filtration module, and the filtration module is provided with the filter core that is used for filtering the water purification including the cartridge filter of intercommunication between water tank and return water groove in the inside of cartridge filter.
Further, the inside fixed mounting of one end of cartridge filter has the circle shell, and the inside rotation of circle shell install rather than the disc of inside size looks adaptation, and a plurality of mounting holes have evenly been seted up around to the inside of disc, and one of them mounting hole intercommunication is between the both ends of cartridge filter, and the inside at the mounting hole is installed to the filter core.
Further, a detaching hole which is arranged corresponding to the mounting hole is formed in the outer end wall of the disc, the inner diameter of the detaching hole is larger than the outer diameter of the filter element, and the filter element is spirally connected inside the mounting hole.
Further, the inside slidable mounting of cartridge filter has the valve plate rather than inside size looks adaptation, and the cartridge filter is close to the one end that the valve plate was kept away from to the cartridge filter and is linked together with the water tank, and the cartridge filter is kept away from the one end that the cartridge filter is close to the valve plate and is linked together with the return water groove, and the inside fixed mounting of base has the electric putter who is located same straight line with the cartridge filter, and electric putter's flexible end activity runs through the end wall of cartridge filter to with valve plate fixed connection.
Further, the filter module is provided with two altogether, the symmetry sets up in the inside of base about two filter module, the fixed intercommunication has communicating pipe between the one end that two cartridge filter are close to electric putter about, the valve plate in the cartridge filter of below is not connected with electric putter's flexible end, the inside packing of two cartridge filter about and communicating pipe has the hydraulic oil that is located between two valve plates about, the sliding connection position of the flexible end of cartridge filter and electric putter above is provided with seal structure, the junction fixed mounting that cartridge filter and circle shell are close to valve plate one side has the shunt tubes that are linked together with the return water groove.
Further, the one-way valve is fixedly arranged in the communicating position of each shunt tube and the filter cartridge.
Further, an outer gear ring arranged on the outer side of the circular shell is fixedly arranged on the outer end wall of the circular disc in a surrounding mode, a servo motor is fixedly arranged between the upper filter cartridge and the lower filter cartridge, and a gear meshed with the upper outer gear ring and the lower outer gear ring is fixedly arranged on a driving shaft of the servo motor.
Further, the center position between four projection plates is vertically fixed with the raceway that upwards extends to the roof top, and the bottom of raceway is linked together with the delivery port of water pump, and the upper end outside of raceway has fixedly cup jointed the return water box that is linked together with the water diversion chamber, and the top of four display screen bodies is all coiled and is provided with the copper pipe, and the both ends of copper pipe respectively with the top of raceway and the inside fixed intercommunication of return water box.
Further, the water pipe is made of transparent materials.
Compared with the prior art, the advantage of this application lies in:
(1) This application is through seting up the surface at the projection plate with the water tank that will store the water purification to install in the inside of base, cooperate the pump circular telegram to start the back to the pumping of water purification, and flow through the backward flow of water purification on the water tank, make the water purification can last circulation ground flow in the water tank, continuously wash away the operation to the projection plate surface, can avoid the dust that wafts in the outside air to pile up and adhere to on the surface of projection plate, be favorable to promoting and watch the shadow definition, the circulation through the water purification washs simultaneously and carries out the daily clearance of projection plate surface automatically, need not frequent clearance maintenance, the labor burden of staff has been reduced to a certain extent.
(2) Through installing the cartridge filter between the water return tank and the water tank to install the filter core in the cartridge filter, can filter the water purification of backward flow, the dust that wraps up in when filtering the water purification and flow through the water return tank and wash away projection board surface and hold in, guarantee the clean nature that the water purification backward flow was to in the water tank, effectively prolonged the duration of single water purification cycle use, be favorable to realizing water economy.
(3) Through with circle shell and cartridge filter fixed connection to encircle setting up in the disc of circle shell inside rotation installation with a plurality of filter cores, make the filter core that communicates with cartridge filter butt joint can switch through rotatory, convenient and fast, and need not to shut down the processing to the device, simultaneously, through the inside with the filter core screw thread joint at the mounting hole, and with the internal diameter being greater than the outer wall of circle shell is offered to the hole of dismantling of filter core external diameter, can effectively promote the convenience of renewing after the filter core uses.
(4) Through with valve plate slidable mounting inside the cartridge filter to be provided with electric putter and be used for promoting valve plate reciprocating motion, can last to circulate the water purification that gets into in the cartridge filter and bulldoze the effect, be favorable to promoting the efficiency that the water purification walked the filter core, promote backward flow water purification by the filterable efficiency of filter core, promoted the smooth and easy nature of water purification circulation flow to a certain extent.
(5) Through setting up two filtration modules up-and-down symmetry to with communicating pipe intercommunication between the cartridge filter in two upper and lower filtration modules, the linkage of the hydraulic oil of cooperation packing can be so that the valve plate in two upper and lower cartridge filter is with the relative motion of time, remains throughout and has a filtration module to exert initiative bulldozing operation to the filtration of backward flow water purification, is favorable to carrying out incessant bulldozing filtration to backward flow water purification, and then effectively promotes the filter effect of the device backward flow water purification.
(6) Through installing the check valve in the intercommunication position of shunt tubes and cartridge filter, can avoid under the valve plate pushing action, the backward flow water purification that gets into in the cartridge filter flows back to the shunt tubes again in, is favorable to guaranteeing the stability of the unidirectional circulation flow of water purification.
(7) Through setting up two filtration modules up-and-down symmetry to set up the gear and laminate simultaneously with two servo motor from top to bottom, carry out rotary drive with the help of servo motor, make the device can regularly automatic switch-over filter core, need not manual replacement, be favorable to guaranteeing the timeliness of filter core automatic switch-over, simultaneously, through the filter core switch-over in two filtration modules about the single servo motor drive, can reduce servo motor's use amount, reduced the manufacturing cost of the device to a certain extent.
(8) Through copper pipe and the water purification circulation route intercommunication that coils at display screen body top for can carry out initiative supplementary heat dissipation to the display screen body with the help of the flow of water purification in the device use, be favorable to promoting the device long-time in-process display screen body's of using job stabilization nature.
Drawings
FIG. 1 is a perspective view of the overall structure of the present application;
FIG. 2 is a top view of the overall structure of the present application;
FIG. 3 is a cross-sectional view of FIG. 2 A-A of the present application;
FIG. 4 is a schematic view of the structure at a in FIG. 3 of the present application;
FIG. 5 is a schematic view of the structure at b in FIG. 3 of the present application;
FIG. 6 is a perspective view of a projection plate, a gutter, and a display screen body of the present application;
FIG. 7 is a cross-sectional view of FIG. 2B-B of the present application;
FIG. 8 is a front view of the present application;
FIG. 9 is a cross-sectional view of FIG. 8 of the present application at C-C;
FIG. 10 is a perspective view of a filter module of the present application;
fig. 11 is a split view of the internal structure of the round shell of the present application.
The reference numerals in the figures illustrate:
1. a base; 101. a table top; 102. an auxiliary stay bar; 103. a top plate; 104. a projection plate; 105. a water flow channel; 106. a display screen body; 2. a water tank; 201. a water pump; 202. a water distribution cavity; 203. a water pipe; 204. a water return tank; 3. a filter cartridge; 301. a round shell; 302. a disc; 303. a mounting hole; 304. a filter element; 305. detaching the hole; 306. a valve plate; 4. an electric push rod; 5. a communicating pipe; 501. a shunt; 502. a one-way valve; 6. an outer toothed ring; 601. a servo motor; 602. a gear; 7. a backwater box; 701. copper pipe.
Detailed Description
The embodiments will be described in detail and throughout the specification with reference to the drawings, wherein, based on the embodiments in the application, all other embodiments obtained by persons skilled in the art without making creative efforts are within the scope of protection of the application.
Embodiment one:
the invention provides a display screen for a science and technology center, referring to fig. 1-11, which comprises a base 1, wherein a table top 101 is fixedly arranged at the top of the base 1, auxiliary supporting rods 102 which are vertically arranged are fixedly arranged at four corners of the top of the table top 101, a top plate 103 which is parallel to the table top 101 is jointly fixed between the top ends of the four auxiliary supporting rods 102, four projection plates 104 which are circumferentially arranged are fixedly arranged at the center of the top of the table top 101, the four projection plates 104 jointly form a quadrangular pyramid structure, a water flowing groove 105 which is vertically communicated is formed on the outer surface of the projection plates 104, and a display screen body 106 which is correspondingly arranged above the four projection plates 104 is circumferentially fixed on the bottom end wall of the top plate 103.
The inside fixed mounting of base 1 has water tank 2 and water pump 201, has filled the water purification in the water tank 2, and four projection plates 104 central point put's top have seted up the water diversion chamber 202 that is linked together with each water launder 105 upper end, and the water inlet of water pump 201 communicates with water tank 2 inside, and the delivery port and the water diversion chamber 202 inside intercommunication of water pump 201, and the water return groove 204 that is linked together with each water launder 105 lower extreme is seted up around the inside of mesa 101, and water return groove 204 is linked together with water tank 2.
During the use of the device, the staff connects the device with external power supply, so that the external power supply provides power support for the device, then, the staff can control the device to be electrified and started, four display screen bodies 106 at the bottom of the top plate 103 are electrified and displayed, the played contents in the four display screen bodies 106 are matched, the played contents on the display screen bodies 106 are projected on the corresponding water flowing grooves 105 at the lower part, holographic projection is finally formed at the middle positions of the four water flowing grooves 105, three-dimensional display is carried out on real contents, synchronously, a water pump 201 installed in a base 1 is electrified and started, purified water stored in a water tank 2 is pumped into a water distribution cavity 202, under the action of gravity, purified water in the water distribution cavity 202 flows into the water flowing grooves 105 through the communicating part of the water distribution cavity 202 and the water flowing grooves 105, the purified water flows downwards along the water flowing grooves 105, flows into a water returning groove 204 formed in the table top 101, and finally flows back into the water tank 2.
Through the pumping of water pump 201 to the water purification to and the backward flow of water purification for the water purification flows in circulation in the water channel 105 that projection board 104 surface was seted up, can carry out incessantly to the surface of projection board 104 through the flow of water purification and wash away, even there is dust to float on projection board 104 surface in the use, also can be wrapped up in by the water purification that continuously wash away the flow and take away, thereby guarantee projection board 104 surface cleanliness, the water purification is stable at the uniform velocity when flowing in water channel 105, the surface is level and smooth, can not splash because of the rivers are too big, can not cause the influence to the projection of broadcast content in the display screen body 106, effectively ensured the apparent definition of seeing and need not the staff regularly to clear up and maintain, the convenience of daily maintenance in the device in-service use has been promoted to a certain extent, and the surface of display screen is waterproof treatment.
Embodiment two:
in another embodiment, referring to fig. 7, a filter module is fixedly installed in the base 1, the filter module includes a filter cartridge 3 communicated between the water tank 2 and the water return tank 204, a filter core 304 for filtering purified water is disposed in the filter cartridge 3, and when the purified water flows in the water flow tank 105 to flush the outer surface of the projection plate 104 and flows back to the water tank 2 through the water return tank 204 in use, the purified water is filtered through the filter cartridge 3, the filter core 304 disposed in the filter cartridge 3, the clean degree of the returned purified water is ensured, dust trapped in the purified water when the purified water flows in the water flow tank 105 to flush the outer surface of the projection plate 104 is prevented from flowing back to the water tank 2, the clean degree of the purified water circulating flow flushing is ensured, a sensor for detecting the quality of the purified water can be installed in the water tank 2, and when the sensor monitors that the purified water in the water tank 2 is not transparent again due to the circulating use, a warning prompt can be automatically sent to relevant staff, so that the staff can conveniently complete the replacement of the purified water in time.
Referring to fig. 7 and 11, a circular shell 301 is fixedly installed inside one end of a filter cartridge 3, a disc 302 matched with the inner size of the circular shell 301 is rotatably installed inside the circular shell 301, a plurality of mounting holes 303 are uniformly formed around the inside of the disc 302, one of the mounting holes 303 is communicated between two ends of the filter cartridge 3, and a filter element 304 is installed inside the mounting hole 303.
Referring to fig. 3 and 11, a detachment hole 305 corresponding to the installation hole 303 is formed in the outer end wall of the round shell 301, the inner diameter of the detachment hole 305 is larger than the outer diameter of the filter element 304, the filter element 304 is spirally connected inside the installation hole 303, when the polluted filter element 304 is not aligned and communicated with the filter cartridge 3 due to rotation switching in the use process of the device, the polluted filter element 304 is aligned with the detachment hole 305 due to rotation, a worker can pass through the detachment hole 305 to apply a rotation force to the filter element 304, the polluted filter element 304 after use is taken out from the installation hole 303 under the meshing drive of threads, and then a new filter element 304 is remounted in the corresponding installation hole 303 through reverse rotation.
Referring to fig. 7, a valve plate 306 with an inner size adapted to the inner size of the filter cartridge 3 is slidably mounted in the filter cartridge 3, one end, close to the filter core 304, of the filter cartridge 3, far from the filter core 304, and close to the valve plate 306 is communicated with the water tank 2, one end, close to the filter core 304, of the filter cartridge 3 is communicated with the water return tank 204, an electric push rod 4 positioned on the same straight line with the filter cartridge 3 is fixedly mounted in the base 1, and a telescopic end of the electric push rod 4 movably penetrates through an end wall of the filter cartridge 3 and is fixedly connected with the valve plate 306.
Referring to fig. 7 and 10, two filter modules are vertically symmetrically arranged in the base 1, a communicating pipe 5 is fixedly communicated between one ends of the upper and lower filter cartridges 3, which are close to the electric push rod 4, valve plates 306 in the lower filter cartridges 3 are not connected with the telescopic ends of the electric push rod 4, hydraulic oil between the upper and lower valve plates 306 is filled in the upper and lower filter cartridges 3 and the communicating pipe 5, a sealing structure is arranged at the sliding connection position of the telescopic ends of the upper filter cartridges 3 and the electric push rod 4, and a shunt pipe 501 communicated with a water return groove 204 is fixedly arranged at the connection position of the filter cartridges 3 and one side of the round shell 301, which is close to the valve plates 306.
In the use process of the device, the communicating pipe 5 is communicated between the two filter cartridges 3 in the upper filter module and the lower filter module, and hydraulic oil positioned between the upper valve plate 306 and the lower valve plate 306 is filled in the upper filter cartridge 3, the lower filter cartridge 3 and the communicating pipe 5, so that the valve plates 306 in the upper filter cartridge 3 and the lower filter cartridge 3 can cooperatively move.
When the electric putter 4 promotes the upper valve plate 306 and removes to filter core 304, with the help of the connection of hydraulic oil, make the lower valve plate 306 remove to the direction of keeping away from filter core 304, when the flexible end shrink of electric putter 4 pulls upper valve plate 306 to the direction of keeping away from filter core 304 removal, lower valve plate 306 then removes to filter core 304 under the promotion of hydraulic oil, the bulldozing operation circulation of valve plate 306 to the water purification in two upper and lower cartridge filter 3 goes on, when the water purification of backward flow flows down through the return tank 204, the water purification gets into respectively in two upper and lower cartridge filter 3 through shunt tubes 501, electric putter 4 starts to drive the valve plate 306 in two upper and lower cartridge filter 3 and commutates the removal in turn, it carries out initiative bulldozes to the water purification of backward flow to have one throughout in two upper and lower cartridge filter 3, be favorable to further promote the efficiency that the water purification of backward flow was filtered.
Referring to fig. 11, the check valve 502 is fixedly installed in the communicating position of each shunt pipe 501 and the filter cartridge 3, and in the use process of the device, the check valve 502 is installed in the shunt pipe 501, so that the upward countercurrent of purified water along the shunt pipe 501 caused when the valve plate 306 moves to push and press purified water can be avoided, and the stability of the device during the backflow, the filtration and the flow of purified water can be guaranteed.
Referring to fig. 10 and 11, an outer end wall of a disc 302 is fixedly surrounded by an outer gear ring 6 disposed on an outer side of a circular shell 301, a servo motor 601 is fixedly disposed between an upper filter cartridge 3 and a lower filter cartridge 3, and a gear 602 meshed with the upper outer gear ring 6 and the lower outer gear ring 6 is fixedly disposed on a driving shaft of the servo motor 601.
The automatic switching operation of the filter element 304 is automatically completed through the control of the servo motor 601, manual operation is not needed, convenience and timeliness of the switching of the filter element 304 are guaranteed, meanwhile, due to the fact that the servo motor 601 and the gear 602 are arranged at the middle positions of the upper filtering module and the lower filtering module, synchronous switching of the filter element 304 in the upper filtering module and the lower filtering module can be completed only by adopting the single servo motor 601 by means of meshing transmission of the gear 602 and the upper external gear ring 6 and the lower external gear ring 6, the control convenience in the actual use process of the device is further improved, the use amount of the servo motor 601 is reduced, and the manufacturing cost in the process of producing the device is effectively reduced.
Referring to fig. 3, a water pipe 203 extending upward to the top of the top plate 103 is vertically fixed at the center between the four projection plates 104, the bottom end of the water pipe 203 is communicated with the water outlet of the water pump 201, a water return box 7 communicated with the water distribution cavity 202 is fixedly sleeved outside the upper end of the water pipe 203, copper pipes 701 are coiled at the tops of the four display screen bodies 106, and two ends of the copper pipes 701 are fixedly communicated with the top end of the water pipe 203 and the inside of the water return box 7 respectively.
In the use process of the device, purified water is pumped into the water delivery pipe 203 communicated with the water outlet of the water pump 201 under the pumping of the water pump 201, then enters into the copper pipes 701 at the upper end, and because the copper pipes 701 are coiled at the top of the display screen body 106 and are tightly attached to the top of the display screen body 106, when the purified water flows in the copper pipes 701, heat generated by working on the display screen body 106 can be absorbed and taken away along the flowing direction of the purified water, the auxiliary heat dissipation of the display screen body 106 is facilitated, the working stability of the display screen body 106 after being opened for a long time is guaranteed, the purified water flows into the backwater box 7 after flowing through the copper pipes 701, then falls into the water distribution cavity 202 downwards, and the purpose of cleaning the outer surface of the projection plate 104 is realized through the water flow groove 105.
The raceway 203 adopts transparent material to make, and the device in-process of using is because raceway 203 adopts high transparent material to make, and this makes raceway 203 and inside water purification have stronger printing opacity and has the light transmission, can effectively reduce raceway 203 and set up when four projection plates 104 intermediate positions and cause the influence to projection plate 104 projection effect, is favorable to guaranteeing the sight shadow effect of the device in-process of using, has promoted the stability in use of the device to a certain extent.
Working principle:
the four display screen bodies 106 are electrified and started to play the associated video, and the played content passes through projection of the outer surface of the projection plate 104 to finally form a holographic image at the center of the four display screen bodies 106 to carry out science popularization propaganda;
the water pump 201 is electrified and started to pump the purified water stored in the water tank 2 into the water delivery pipe 203, then the purified water flows through the copper pipe 701 to actively dissipate heat of the display screen body 106, then the purified water enters the water delivery pipe 203 through the water return box 7 and then flows into each water flow groove 105 in a redispersion way, and the purified water is continuously flushed in the water flow grooves 105, so that dust can be prevented from adhering to the outer surface of the projection plate 104, and the definition of projection pictures on the outer surface of the projection plate 104 is ensured;
the purified water flowing through the water flowing trough 105 flows back downwards through the water return trough 204, enters the corresponding filter cartridge 3 through the shunt pipe 501, the electric push rod 4 is electrified and started to drive the upper valve plate 306 to reciprocate, the lower valve plate 306 synchronously and reversely reciprocate under the linkage of hydraulic oil in the communicating pipe 5, the returned purified water entering the filter cartridge 3 is reciprocally extruded, the returned purified water is quickly filtered through the filter element 304, and the filtered purified water flows back into the water tank 2 for recycling;
the servo motor 601 is electrified and started to drive a gear 602 fixedly arranged on a driving shaft of the servo motor to rotate, and the gear 602 and the external gear ring 6 are meshed to drive the disc 302 to deflect in the circular shell 301, so that the filter element 304 is switched, and the filter element 304 screwed in the mounting hole 303 can be taken out through the detaching hole 305 in a rotating mode and replaced.
The foregoing is merely a preferred embodiment of the present application, which is to be taken in conjunction with the actual demands, but the scope of the present application is not limited thereto.
Claims (1)
1. The utility model provides a display screen for science and technology museum, includes base (1), the top fixed mounting of base (1) has mesa (101), and the equal fixed mounting in top four corners position of mesa (101) has auxiliary stay (102), four auxiliary stay (102)'s top is fixed with roof (103) jointly, the top central point of mesa (101) puts fixed mounting has four projection plates (104) that encircle the setting, the bottom of roof (103) is encircleed and is fixed with display screen body (106) that set up in four projection plates (104) top, its characterized in that:
the projection plate comprises a projection plate (104), and is characterized by further comprising a water flowing groove (105), a water tank (2), a water pump (201), a water diversion cavity (202) and a water return groove (204), wherein the water flowing groove (105) is formed in the outer surface of the projection plate (104);
the water tank (2) is fixedly arranged in the base (1) and is filled with purified water;
the water pump (201) is fixedly arranged in the base (1) and is communicated with the water tank (2);
the water diversion cavity (202) is arranged at the top ends of the central positions of the four projection plates (104) and is communicated with the upper ends of the water flowing tanks (105), and the water diversion cavity (202) is communicated with the water pump (201);
the water return groove (204) is formed in the table top (101) in a surrounding mode, is communicated with the lower ends of the water flow grooves (105), and the bottom of the water return groove (204) is communicated with the water tank (2);
the inside of the base (1) is fixedly provided with a filtering module, the filtering module comprises a filtering cylinder (3) communicated between the water tank (2) and the water return groove (204), and a filtering core (304) for filtering purified water is arranged inside the filtering cylinder (3);
a round shell (301) is fixedly arranged in one end of the filter cylinder (3), a disc (302) matched with the inner size of the round shell is rotatably arranged in the round shell (301), a plurality of mounting holes (303) are uniformly formed in the disc (302) in a surrounding mode, one of the mounting holes (303) is communicated between two ends of the filter cylinder (3), and the filter core (304) is arranged in the mounting hole (303);
a detaching hole (305) which is arranged corresponding to the mounting hole (303) is formed in the outer end wall of the disc (302), the inner diameter of the detaching hole (305) is larger than the outer diameter of the filter element (304), and the filter element (304) is spirally connected inside the mounting hole (303);
the inside of the filter cartridge (3) is slidably provided with a valve plate (306) which is matched with the inside size of the filter cartridge, one end, which is close to the filter cartridge (304) and is far away from the valve plate (306), of the filter cartridge (3) is communicated with the water tank (2), one end, which is far away from the filter cartridge (304) and is close to the valve plate (306), of the filter cartridge (3) is communicated with the water return groove (204), an electric push rod (4) which is positioned on the same straight line with the filter cartridge (3) is fixedly arranged in the base (1), and the telescopic end of the electric push rod (4) movably penetrates through the end wall of the filter cartridge (3) and is fixedly connected with the valve plate (306);
the two filtering modules are arranged in the base (1) in an up-down symmetrical mode, a communicating pipe (5) is fixedly communicated between one end, close to the electric push rod (4), of the filtering cylinder (3), a valve plate (306) in the filtering cylinder (3) is not connected with the telescopic end of the electric push rod (4), hydraulic oil positioned between the upper valve plate (306) and the lower valve plate (306) is filled in the filtering cylinder (3) and the communicating pipe (5), a sealing structure is arranged at the sliding connection position of the telescopic end of the filtering cylinder (3) and the electric push rod (4), and a shunt pipe (501) communicated with a water return groove (204) is fixedly arranged at the connection position of the filtering cylinder (3) and one side, close to the valve plate (306), of the circular shell (301);
a one-way valve (502) is fixedly arranged in the communication position of each shunt tube (501) and the filter cartridge (3);
an outer gear ring (6) arranged on the outer side of the circular shell (301) is fixedly arranged on the outer end wall of the circular disc (302) in a surrounding mode, a servo motor (601) is fixedly arranged between the upper filtering cylinder (3) and the lower filtering cylinder, and a gear (602) which is meshed with the upper outer gear ring (6) and the lower outer gear ring (6) is fixedly arranged on a driving shaft of the servo motor (601);
the water delivery pipes (203) extending upwards to the top of the top plate (103) are vertically fixed at the center positions among the four projection plates (104), the bottom ends of the water delivery pipes (203) are communicated with the water outlets of the water pumps (201), a water return box (7) communicated with the water distribution cavity (202) is fixedly sleeved outside the upper ends of the water delivery pipes (203), copper pipes (701) are coiled at the tops of the four display screen bodies (106), and two ends of the copper pipes (701) are fixedly communicated with the top ends of the water delivery pipes (203) and the inside of the water return box (7) respectively;
the water delivery pipe (203) is made of transparent materials;
the water pump (201) arranged in the base (1) is electrified and started to pump the purified water stored in the water tank (2) into the water diversion cavity (202), under the action of gravity, the purified water in the water diversion cavity (202) flows into the water diversion groove (105) through the communication part of the water diversion cavity (202) and the water diversion groove (105), the purified water flows downwards along the water diversion groove (105), flows into the water return groove 204 arranged in the table top (101) and finally flows back into the water tank (2);
through the pumping of water pump (201) to the water purification to and the backward flow of water purification for the circulation flow in the water channel (105) that projection board (104) surface was seted up, can carry out incessantly washing away to the surface of projection board (104) through the flow of water purification, even there is dust to float on projection board (104) surface in the use, also can be wrapped up in by the water purification that continuously washes away the flow and take away, thereby guarantee projection board (104) surface cleanliness, the water purification is stable at the uniform velocity when flowing in water channel (105), and the surface is level and smooth, can not splash because of the rivers are too big, can not cause the influence to the projection of broadcast content in display screen body (106), effectively ensured the apparent definition of observing, and need not the staff and regularly clear up the maintenance, and the surface of display screen is waterproof treatment all.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311223976.0A CN116978295B (en) | 2023-09-21 | 2023-09-21 | Display screen for science and technology museum |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311223976.0A CN116978295B (en) | 2023-09-21 | 2023-09-21 | Display screen for science and technology museum |
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| Publication Number | Publication Date |
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| CN116978295A CN116978295A (en) | 2023-10-31 |
| CN116978295B true CN116978295B (en) | 2024-04-05 |
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| CN202311223976.0A Active CN116978295B (en) | 2023-09-21 | 2023-09-21 | Display screen for science and technology museum |
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|---|---|
| CN116978295A (en) | 2023-10-31 |
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