CN115206209B - Advertising board - Google Patents
Advertising board Download PDFInfo
- Publication number
- CN115206209B CN115206209B CN202210848408.9A CN202210848408A CN115206209B CN 115206209 B CN115206209 B CN 115206209B CN 202210848408 A CN202210848408 A CN 202210848408A CN 115206209 B CN115206209 B CN 115206209B
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- rod
- connecting rod
- flow channel
- driven
- piston
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- 238000004140 cleaning Methods 0.000 claims description 72
- 238000009434 installation Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/02—Bills, posters, or the like therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F15/00—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
- G09F15/0006—Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to a billboard, comprising: a base; the driving mechanism is arranged on the base and comprises an impeller, and the impeller is rotationally arranged on the base and can be driven to rotate through air flow; the connecting rod mechanism is arranged on the base and comprises a first connecting rod, a second connecting rod and a third connecting rod, and one end of the connecting rod mechanism is hinged on the base; the display board, first connecting rod, second connecting rod, third connecting rod keep away from the one end of base all articulate in on the display board, just first connecting rod, second connecting rod, third connecting rod parallel arrangement, link mechanism with actuating mechanism connects, the impeller is rotatory, can drive link mechanism, and then drives the reciprocal rocking about the display board. The invention has the advantages that: through setting up the impeller for when having wind to blow, the impeller can rotate by oneself, provides the driving force for the work of bill-board, need not to carry out external energy supply, energy-concerving and environment-protective.
Description
Technical Field
The invention relates to the technical field of billboards, in particular to an automatic cleaning billboard.
Background
In real life, advertisement has become an important form that people know market, know product and consumption, the usefulness of advertisement is just in order to reach the purpose that people's eyeball can be done and promote commodity, design exquisite advertisement propaganda has become this time can not be or be lack partly, and in current life, generally use the bill-board to demonstrate the advertisement, because the large amount of advertisement makes people too adapt to advertisement, current bill-board has can't arouse people and put into high concern to advertising content, simultaneously, because the bill-board surface all sets up in the open place for advertising board surface has dust to shelter from advertising content, in order not to influence people to advertising content's view, then must clear up the bill-board surface, in the prior art to be two kinds of, respectively, be manual cleaning and machine cleaning up, if through the manual cleaning up to the bill-board, then need consume a large amount of manpower, and there is certain danger, if install cleaning machine on the bill-board, then need to introduce to the bill-board, to clean up machine cost is higher, simultaneously, the advertising board surface has been difficult to put into high to the advertising content, and the advertising board surface has been difficult to clean up, in order to influence people's view advertising board surface, clean up the advertising board has been solved in order to solve the design, and the invention.
Disclosure of Invention
Accordingly, it is desirable to provide a billboard that can facilitate cleaning of the surface of a display on the billboard.
The invention discloses a billboard, which comprises:
A base;
The driving mechanism is arranged on the base and comprises an impeller, and the impeller is rotationally arranged on the base and can be driven to rotate through air flow;
The connecting rod mechanism is arranged on the base and comprises a first connecting rod, a second connecting rod and a third connecting rod, and one ends of the first connecting rod, the second connecting rod and the third connecting rod are all hinged on the base;
the ends of the first connecting rod, the second connecting rod and the third connecting rod, which are far away from the base, are all hinged on the display board, the first connecting rod, the second connecting rod and the third connecting rod are arranged in parallel,
The connecting rod mechanism is connected with the driving mechanism, and the impeller rotates and can drive the connecting rod mechanism to further drive the display board to swing in a left-right reciprocating mode.
In one embodiment, the drive mechanism further comprises: the device comprises a base, a first belt pulley, a second belt pulley, a belt and an eccentric wheel, wherein the first belt pulley is fixedly connected with the impeller coaxially, the eccentric wheel is rotationally connected to the base, the second belt pulley is fixedly connected with the eccentric wheel coaxially, and the belt is connected with the first belt pulley and the second belt pulley, so that the eccentric wheel can be driven to rotate through the first belt pulley and the second belt pulley when the impeller rotates.
In one embodiment, the link mechanism further comprises a fourth link, a fifth link and a connecting shaft, the fourth link is rotatably connected to the eccentric wheel, the fourth link can be driven to move when the eccentric wheel rotates, the fifth link is fixedly connected with the first link, one end of the fourth link, which is far away from the eccentric wheel, is rotatably connected to the fifth link, and the eccentric wheel can drive the fifth link to swing through rotating the eccentric wheel, so that the display board can be driven to swing through the first link.
In one embodiment, the billboard further comprises a cleaning mechanism comprising a piston pump assembly, a gas reversing assembly, a first gas lever, a first rack, a first control gear, a first cleaning brush bar,
The piston pump assembly comprises a sixth connecting rod, a pump body, a piston, a first one-way valve and a second one-way valve, wherein the pump body is fixedly arranged on the base, the piston is arranged in the pump body in a sliding manner, one end of the sixth connecting rod is rotationally connected with the eccentric wheel, the other end of the sixth connecting rod is rotationally connected with the piston, an inlet A and an outlet B are formed in the pump body, the first one-way valve is arranged at the inlet A, the second one-way valve is arranged at the outlet B, the piston can be driven to reciprocate in the pump body through the rotation of the eccentric wheel, so that air can enter the pump body from the inlet A in a one-way manner, and then is discharged from the outlet B,
The gas reversing assembly is arranged on the base and connected with the driving mechanism, the outlet B is connected with the gas reversing assembly through a hose, the gas reversing assembly is connected with the first pneumatic rod through a hose, the driving mechanism can drive the gas reversing assembly to reverse, thereby controlling the first pneumatic rod to extend or shorten,
The first pneumatic rod is fixedly arranged on the first connecting rod, the first rack is fixedly arranged on the first pneumatic rod, the first rack can be driven to translate along with the extension of the first pneumatic rod, the first control gear is rotatably arranged on the first connecting rod and fixedly connected with the first cleaning brush strip, the first control gear is meshed with the first rack, the first control gear can be driven to rotate along with the movement of the first rack, the first cleaning brush strip is driven to rotate, and then the first cleaning brush strip is driven to rotate, and when the first cleaning brush strip rotates to a working position, the first cleaning brush strip can clean the surface of the display board along with the swinging of the display board.
In one embodiment, the gas reversing assembly comprises a supporting seat, a valve core, a pressure valve, a turbine and a worm, wherein an installation cavity, a cross runner and an outlet runner are formed in the supporting seat, four runners of the cross runner are runner C, runner D, runner E and runner F respectively, the runner C, the runner D, the runner E and the runner F are communicated with an outlet A, a first pneumatic rod, the installation cavity and the pressure valve respectively, the outlet runner is communicated with the installation cavity, the worm is fixedly connected with the impeller, the turbine is rotatably connected to the base and is fixedly connected with the valve core, the valve core is rotatably arranged in the installation cavity, the on-off of the cross runner and the outlet runner can be controlled by rotating the valve core, when the cross runner is communicated with the outlet runner, gas of the piston pump assembly is discharged through the outlet runner, and when the cross runner is not communicated with the outlet runner, the gas of the piston pump assembly enters the first pneumatic rod through the cross runner to stretch, so that the first pneumatic rod is driven to extend, and the first pneumatic rod can rotate to a cleaning position.
In one embodiment, the first pneumatic rod comprises a first rod body, a first piston rod and a first spring, the first rod body is fixed on the first connecting rod, the first rack is fixed on the first piston rod, the first piston rod is slidably arranged in the first rod body, the first spring is arranged in the first rod body, one end of the first spring is abutted to the first rod body, the other end of the first spring is abutted to the first piston rod, a connection port H and a connection port J are formed in the first rod body, the connection port H is communicated with the outside, the connection port J is communicated with the flow channel D, and when the gas reversing assembly introduces gas into the first pneumatic rod, the first piston rod stretches out and compresses the first spring.
In one embodiment, the cleaning mechanism further comprises a second pneumatic rod, a second rack, a second control gear and a second cleaning brush bar, the second pneumatic rod is fixedly arranged on the second connecting rod and connected with the flow channel D through a hose, the second rack is fixedly arranged on the second pneumatic rod, the second rack can be driven to translate along with the extension of the second pneumatic rod, the second control gear is rotatably arranged on the second connecting rod and fixedly connected with the second cleaning brush bar, the second control gear is meshed with the second rack, the second control gear can be driven to rotate along with the movement of the second rack, the second cleaning brush bar is driven to rotate, and the second cleaning brush bar can clean the surface of the display card along with the swing of the display card when the second cleaning brush bar rotates to a working position.
In one embodiment, the second pneumatic rod comprises a second rod body, a second piston rod and a second spring, the second rod body is fixed on the second connecting rod, the second rack is fixed on the second piston rod, the second piston rod is slidably arranged in the second rod body, the second spring is arranged in the second rod body, one end of the second spring is abutted to the second rod body, the other end of the second spring is abutted to the second piston rod, a connecting port K and a connecting port L are formed in the second rod body, the connecting port K is communicated with the outside, the connecting port L is communicated with the flow channel D, and when the gas reversing assembly introduces gas into the second pneumatic rod, the second piston rod stretches out and compresses the second spring.
In one embodiment, the valve core is provided with a first arc-shaped groove, a second arc-shaped groove and a through groove, the through groove is communicated with the first arc-shaped groove and the second arc-shaped groove, the first arc-shaped groove and the second arc-shaped groove are respectively located at two sides of the valve core, the first arc-shaped groove is communicated with the runner E through rotating the valve core, the second arc-shaped groove is communicated with the outlet runner, and therefore the runner E is communicated with the outlet runner.
In one embodiment, the fourth connecting rod is provided with a connecting hole, and the eccentric wheel is rotatably arranged in the connecting hole.
The invention has the advantages that:
1. By arranging the impeller, the impeller can automatically rotate when wind blows, so that driving force is provided for the work of the advertising board, external energy supply is not needed, and the energy is saved and the environment is protected;
2. through setting up impeller and link mechanism for when having wind to blow, the impeller rotates and can drive link mechanism operation, and then drives the bill-board and swing about, thereby can be better attract passerby's attention, reach better propaganda effect;
3. By arranging the rotatable cleaning brush strip, when the surface of the billboard is required to be cleaned, the cleaning brush strip is controlled to rotate to be collinear with the connecting rod and positioned, and the cleaning brush strip can swing on the surface of the billboard through the relative swing between the connecting rod and the billboard, so that the surface of the billboard is cleaned, automatic cleaning can be realized, and manpower is not required;
4. Through setting up the piston pump subassembly to drive piston reciprocating motion through the sixth connecting rod, make when having the wind to blow, link mechanism can drive piston pump subassembly work, directional output air current, simultaneously through setting up the gas reversing assembly, drive the turbine through the worm and rotate when the impeller rotates, and then can drive the case and rotate, when the case rotates to the open position, the high-pressure gas that piston pump subassembly produced is discharged to the atmosphere through the case, first pneumatic rod and second pneumatic rod are in the shrink state under the effect of first spring and second spring, rack and control gear drive cleaning brush strip rotate to the position of inactivity, and when the case rotates to the closed position, the high-pressure gas that piston pump subassembly produced gets into first pneumatic rod and second pneumatic rod through the pipeline, overcome the spring and promote the piston rod and stretch out, thereby make the rack drive the gear rotation, make the cleaning brush strip rotate to the working position, thereby realize the automatic control to the cleaning brush strip, realize cleaning card intermittent type through the continuous rotation of case.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along the direction B-B in FIG. 1 in accordance with the present invention;
FIG. 4 is a cross-sectional view taken along the direction C-C in FIG. 2 in accordance with the present invention;
FIG. 5 is a cross-sectional view of a first pneumatic lever position structure according to the present invention
FIG. 6 is a state diagram of the invention when the display board is controlled to swing to one side;
fig. 7 is a state diagram of the cleaning brush bar of the present invention in an operating state.
In the drawing, a base 1, an impeller 11, a support base 12, a cross runner 121, an outlet runner 122, a first pulley 31, a second pulley 32, a belt 33, an eccentric 41, a fourth link 42, a sixth link 43, a fifth link 44, a connecting shaft 45, a first link 51, a second link 52, a third link 53, a first cleaning brush bar 54, a second cleaning brush bar 55, a placard 2, a first air lever 61, a first lever body 611, a first piston rod 612, a first spring 613, a second air lever 62, a second lever body 621, a second piston rod 622, a second spring 623, a first rack 63, a second rack 64, a first control gear 65, a second control gear 66, a piston pump assembly 7, a pump body 71, a piston 72, a first check valve 73, a second check valve 74, a worm 81, a turbine 82, an air valve 91, a first groove 911, a second groove 912, a through groove 913, and a pressure valve 92 are illustrated.
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.
It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, the present invention discloses a billboard, which comprises: a base 1; the driving mechanism is arranged on the base 1 and comprises an impeller 11, the impeller 11 is rotatably arranged on the base 1, and the impeller 11 can be driven to rotate through air flow; the connecting rod mechanism is arranged on the base 1 and comprises a first connecting rod 51, a second connecting rod 52 and a third connecting rod 53, and one ends of the first connecting rod 51, the second connecting rod 52 and the third connecting rod 53 are all hinged on the base 1; the display board 2, the first connecting rod 51, the second connecting rod 52, the third connecting rod 53 keep away from the one end of base 1 all articulate in on the display board 2, just first connecting rod 51, second connecting rod 52, third connecting rod 53 parallel arrangement, link mechanism with actuating mechanism connects, impeller 11 is rotatory, can drive link mechanism, and then drives display board 2 side-to-side sways.
It can be understood that when air flows, the impeller 11 is driven to rotate, and the driving mechanism can drive the first connecting rod 51 to swing, and the first connecting rod 51, the second connecting rod 52 and the third connecting rod 53 are arranged in parallel, so that the display board 2 can keep stable left-right swing when the first connecting rod 51 swings.
Preferably, the driving mechanism further includes: the impeller comprises a first belt pulley 31, a second belt pulley 32, a belt 33 and an eccentric wheel 41, wherein the first belt pulley 31 is fixedly connected with the impeller 11 coaxially, the eccentric wheel 41 is rotatably connected to the base 1, the second belt pulley 32 is fixedly connected with the eccentric wheel 41 coaxially, and the belt 33 is connected with the first belt pulley 31 and the second belt pulley 32, so that when the impeller 11 rotates, the eccentric wheel 41 can be driven to rotate through the first belt pulley 31 and the second belt pulley 32.
Preferably, the link mechanism further includes a fourth link 42, a fifth link 44, and a connecting shaft 45, where the fourth link 42 is rotatably connected to the eccentric wheel 41, and when the eccentric wheel 41 rotates, the fourth link 42 can be driven to move, the fifth link 44 is fixedly connected with the first link 51, one end of the fourth link 42 away from the eccentric wheel 41 is rotatably connected to the fifth link 44, and by rotating the eccentric wheel 41, the fifth link 44 can be driven to swing by the fourth link 42, and then the display board 2 is driven to swing by the first link 51.
Preferably, the billboard further comprises a cleaning mechanism comprising a piston pump assembly 7, a gas reversing assembly, a first gas lever 61, a first rack 63, a first control gear 65, a first cleaning brush bar 54,
The piston pump assembly 7 comprises a sixth connecting rod 43, a pump body 71, a piston 72, a first one-way valve 73 and a second one-way valve 74, wherein the pump body 71 is fixedly arranged on the base 1, the piston 72 is slidably arranged in the pump body 71, one end of the sixth connecting rod 43 is rotatably connected with the eccentric wheel 41, the other end is rotatably connected with the piston 72, an inlet A and an outlet B are formed in the pump body 71, the first one-way valve 73 is arranged at the inlet A, the second one-way valve 74 is arranged at the outlet B, the piston 72 can be driven to reciprocate in the pump body 71 by the rotation of the eccentric wheel 41, so that air can enter the pump body 71 from the inlet A in a one-way and then be discharged from the outlet B,
The gas reversing assembly is arranged on the base 1 and is connected with the driving mechanism, the outlet B is connected with the gas reversing assembly through a hose, the gas reversing assembly is connected with the first pneumatic rod 61 through a hose, the driving mechanism can drive the gas reversing assembly to reverse, thereby controlling the first pneumatic rod 61 to extend or shorten,
The first pneumatic rod 61 is fixedly arranged on the first connecting rod 51, the first rack 63 is fixedly arranged on the first pneumatic rod 61, the first rack 63 can be driven to translate along with the extension of the first pneumatic rod 61, the first control gear 65 is rotatably arranged on the first connecting rod 51 and fixedly connected with the first cleaning brush bar 54, the first control gear 65 is meshed with the first rack 63, the first control gear 65 can be driven to rotate along with the movement of the first rack 63, the first cleaning brush bar 54 is driven to rotate, and when the first cleaning brush bar 54 rotates to a working position, the first cleaning brush bar 54 can clean the surface of the display board 2 along with the swinging of the display board 2.
It will be appreciated that by providing a cleaning mechanism, the display board 2 can be cleaned by being driven by the impeller 11.
When the first cleaning brush 54 is in the working position, the first cleaning brush 54 is fixed relative to the first connecting rod 51, and when the display board 2 swings, the first connecting rod 51 reciprocally rotates relative to the display board 2, so that the first cleaning brush 54 reciprocally swings relative to the display board 2, and the display board 2 can be cleaned.
Preferably, as shown in fig. 2 and 3, the gas reversing assembly includes a supporting seat 12, a valve core 91, a pressure valve 92, a turbine 82, and a worm 81, in which a mounting cavity, a cross flow passage 121, and an outlet flow passage 122 are formed in the supporting seat 12, four flow passages of the cross flow passage 121 are a flow passage C, a flow passage D, a flow passage E, and a flow passage F, respectively, and the flow passages C, D, E, and F are respectively connected to an outlet a, a first pneumatic rod 61, the mounting cavity, and the pressure valve 92, the outlet flow passage 122 is connected to the mounting cavity, the worm 81 is fixedly connected with the impeller 11, the turbine 82 is rotatably connected to the base 1, and is fixedly connected with the valve core 91, and by rotating the valve core 91, the cross flow passage 121 and the outlet flow passage 122 can be controlled to be opened and closed, when the cross flow passage 121 is connected to the outlet flow passage 122, the gas of the piston pump assembly 7 is discharged through the outlet flow passage 122, and when the cross flow passage 121 is not connected to the outlet flow passage 122, the gas pump assembly 7 is driven to the first pneumatic rod 61, and the cleaning brush is driven to extend.
By arranging the gas reversing assembly, the cleaning brush bar can be made to rotate reciprocally, so that the display board 2 can be cleaned intermittently. It is worth mentioning that when the cleaning brush strip cleans the display board 2, the display board 2 is shielded, in order to reduce shielding of the display board 2 and ensure the cleaning effect, the cleaning brush strip is made to rotate reciprocally by arranging the gas reversing assembly, so that the display effect of the display board 2 is ensured.
It should be noted that, by providing the pressure valve 92, when the valve element 91 blocks the flow passage E and the outlet flow passage 122, the gas entering the cross flow passage 121 from the piston pump assembly 7 can be discharged through the pressure valve 92, so that the gas is prevented from being introduced into the first pneumatic rod 61 and the second pneumatic rod 62 in the extended state, and the movement of the piston 72 is prevented.
Preferably, as shown in fig. 5, the first pneumatic rod 61 includes a first rod body 611, a first piston rod 612, and a first spring 613, the first rod body 611 is fixed on the first connecting rod 51, the first rack 63 is fixed on the first piston rod 612, the first piston rod 612 is slidably disposed in the first rod body 611, the first spring 613 is disposed in the first rod body 611, one end of the first spring 613 is abutted to the first rod body 611, the other end of the first spring 613 is abutted to the first piston rod 612, a connection port H and a connection port J are formed on the first rod body 611, the connection port H is communicated with the outside, the connection port J is communicated with the flow channel D, and when the gas reversing assembly introduces gas into the first pneumatic rod 61, the first piston rod 612 extends out and compresses the first spring 613.
Preferably, the cleaning mechanism further includes a second pneumatic rod 62, a second rack 64, a second control gear 66, and a second cleaning brush bar 55, where the second pneumatic rod 62 is fixedly disposed on the second connecting rod 52 and connected with the flow channel D through a hose, the second rack 64 is fixedly disposed on the second pneumatic rod 62, and the second rack 64 can be driven to translate along with the extension of the second pneumatic rod 62, the second control gear 66 is rotatably disposed on the second connecting rod 52 and fixedly connected with the second cleaning brush bar 55, the second control gear 66 is meshed with the second rack 64, and the second control gear 66 can be driven to rotate along with the movement of the second rack 64, so as to drive the second cleaning brush bar 55 to rotate, and when the second cleaning brush bar 55 rotates to the working position, the second cleaning brush bar 55 can clean the surface of the display card 2 along with the swing of the display card 2.
Preferably, as shown in fig. 4, the second pneumatic rod 62 includes a second rod 621, a second piston rod 622, and a second spring 623, the second rod 621 is fixed on the second connecting rod 52, the second rack 64 is fixed on the second piston rod 622, the second piston rod 622 is slidably disposed in the second rod 621, the second spring 623 is disposed in the second rod 621, one end of the second spring is abutted against the second rod 621, the other end of the second spring is abutted against the second piston rod 622, a connection port K and a connection port L are formed on the second rod 621, the connection port K is in communication with the outside, the connection port L is in communication with the flow channel D, and when the gas reversing assembly introduces gas into the second pneumatic rod 62, the second piston rod 622 extends out and compresses the second spring 623.
It will be appreciated that the first pneumatic rod 61 and the second pneumatic rod 62 have the same structure, and the connection port L and the connection port J are both communicated with the flow channel D, and in this embodiment, the connection port L, the connection port J, and the flow channel D are connected by a three-way pipe.
Preferably, the valve element 91 is provided with a first arc groove 911, a second arc groove 912, and a through groove 913, the through groove 913 communicates the first arc groove 911 and the second arc groove 912, the first arc groove 911 and the second arc groove 912 are respectively located at two sides of the valve element 91, and by rotating the valve element 91, the first arc groove 911 can communicate with the flow channel E, the second arc groove 912 can communicate with the outlet flow channel 122, and thus the flow channel E can communicate with the outlet flow channel 122.
It should be noted that, when the impeller 11 is kept in a rotating state, the valve core 91 can keep the communication state between the flow passage E and the outlet flow passage 122 for a certain period of time by providing the first arc groove 911 and the second arc groove 912.
Preferably, the fourth link 42 is provided with a connection hole, and the eccentric 41 is rotatably disposed in the connection hole.
The working mode of the invention is as follows:
As shown in fig. 1 and 2, the impeller 11 is rotatably disposed on the base 1, the flow of air drives the impeller 11 to rotate, so that the eccentric 41 is driven to synchronously rotate by the first pulley 31 and the second pulley 32, and the worm 81 is fixedly connected with the impeller 11, so that the impeller 11 can simultaneously drive the valve core 91 to rotate,
The eccentric wheel 41 rotates to synchronously drive the fourth connecting rod 42 and the sixth connecting rod 43 to move, the fourth connecting rod 42 can drive the display board 2 to swing, the sixth connecting rod 43 can drive the piston 72 to reciprocate to output gas to the gas reversing assembly, so that intermittent synchronous rotation of the first cleaning brush strip 54 and the second cleaning brush strip 55 can be controlled, and the display board is switched between an operating state and a non-operating state.
As shown in fig. 6, when the display board 2 is in a swinging state and the air reversing assembly introduces air into the first air bar 61 and the second air bar 62, the first cleaning brush bar 54 and the second cleaning brush bar 55 can rotate to the state shown in fig. 7, so that when the display board 2 continues to swing, the first cleaning brush bar 54 and the second cleaning brush bar 55 can clean the surface of the display board 2.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (5)
1. A billboard, said billboard comprising:
A base;
The driving mechanism is arranged on the base and comprises an impeller, and the impeller is rotationally arranged on the base and can be driven to rotate through air flow;
The connecting rod mechanism is arranged on the base and comprises a first connecting rod, a second connecting rod and a third connecting rod, and one ends of the first connecting rod, the second connecting rod and the third connecting rod are all hinged on the base;
the ends of the first connecting rod, the second connecting rod and the third connecting rod, which are far away from the base, are all hinged on the display board, the first connecting rod, the second connecting rod and the third connecting rod are arranged in parallel,
The connecting rod mechanism is connected with the driving mechanism, and the impeller rotates and can drive the connecting rod mechanism to further drive the display board to swing in a left-right reciprocating manner;
The drive mechanism further includes: the device comprises a base, a first belt pulley, a second belt pulley, a belt and an eccentric wheel, wherein the first belt pulley is coaxially and fixedly connected with the impeller, the eccentric wheel is rotationally connected to the base, the second belt pulley is coaxially and fixedly connected with the eccentric wheel, and the belt is connected with the first belt pulley and the second belt pulley, so that when the impeller rotates, the eccentric wheel can be driven to rotate through the first belt pulley and the second belt pulley;
The connecting rod mechanism further comprises a fourth connecting rod, a fifth connecting rod and a connecting shaft, wherein the fourth connecting rod is rotationally connected to the eccentric wheel, the fourth connecting rod can be driven to move when the eccentric wheel rotates, the fifth connecting rod is fixedly connected with the first connecting rod, one end, far away from the eccentric wheel, of the fourth connecting rod is rotationally connected to the fifth connecting rod, and the fifth connecting rod can be driven to swing through the fourth connecting rod by rotating the eccentric wheel, so that the display board is driven to swing through the first connecting rod;
The advertisement board also comprises a cleaning mechanism, the cleaning mechanism comprises a piston pump assembly, a gas reversing assembly, a first pneumatic rod, a first rack, a first control gear and a first cleaning brush bar, the piston pump assembly comprises a sixth connecting rod, a pump body, a piston, a first one-way valve and a second one-way valve, the pump body is fixedly arranged on the base, the piston is slidably arranged in the pump body, one end of the sixth connecting rod is rotatably connected with the eccentric wheel, the other end of the sixth connecting rod is rotatably connected with the piston, an inlet A and an outlet B are arranged on the pump body, the first one-way valve is arranged at the inlet A, the second one-way valve is arranged at the outlet B, the piston can be driven to reciprocate in the pump body through rotation of the eccentric wheel, so that air can be led to enter the pump body from the inlet A in a one way, and then is discharged from the outlet B, the gas reversing assembly is arranged on the base and is connected with the driving mechanism, the outlet B is connected with the gas reversing assembly through a hose, the first pneumatic rod is rotatably connected with the first pneumatic rod through the gas reversing assembly, the first rack can be driven to be fixedly arranged on the first rack, the first pneumatic rod can be driven to be in a sliding manner, the first cleaning brush bar can be driven to be fixedly arranged on the first rack, the first pneumatic rod can be driven to be rotatably and can be driven to be fixedly arranged on the first rack through the first pneumatic rod, the first control gear can be driven to rotate along with the movement of the first rack, so that the first cleaning brush bar is driven to rotate, and when the first cleaning brush bar rotates to a working position, the first cleaning brush bar can clean the surface of the display board along with the swing of the display board;
The gas reversing assembly comprises a supporting seat, a valve core, a pressure valve, a turbine and a worm, wherein an installation cavity, a cross flow channel and an outlet flow channel are formed in the supporting seat, four flow channels of the cross flow channel are respectively a flow channel C, a flow channel D, a flow channel E and a flow channel F, the flow channel C, the flow channel D, the flow channel E and the flow channel F are respectively communicated with an outlet A, a first pneumatic rod, the installation cavity and the pressure valve, the outlet flow channel is communicated with the installation cavity, the worm is fixedly connected with the impeller, the turbine is rotatably connected to the base and is fixedly connected with the valve core, the valve core is rotatably arranged in the installation cavity, the on-off of the cross flow channel and the outlet flow channel can be controlled by rotating the valve core, when the cross flow channel is communicated with the outlet flow channel, gas of the piston pump assembly is discharged through the outlet flow channel, and when the cross flow channel and the outlet flow channel are not communicated, the gas of the piston pump assembly enters the first pneumatic rod through the cross flow channel, and drives the first pneumatic rod to extend, so that the first pneumatic rod can rotate to a working position of the cleaning brush.
The first pneumatic rod comprises a first rod body, a first piston rod and a first spring, the first rod body is fixed on the first connecting rod, the first rack is fixed on the first piston rod, the first piston rod is slidably arranged in the first rod body, the first spring is arranged in the first rod body, one end of the first spring is abutted to the first rod body, the other end of the first spring is abutted to the first piston rod, a connecting port H and a connecting port J are formed in the first rod body, the connecting port H is communicated with the outside, the connecting port J is communicated with the flow channel D, and when gas is introduced into the first pneumatic rod through the gas reversing assembly, the first piston rod stretches out and compresses the first spring.
2. The billboard according to claim 1, wherein the cleaning mechanism further comprises a second pneumatic rod, a second rack, a second control gear and a second cleaning brush bar, the second pneumatic rod is fixedly arranged on the second connecting rod and is connected with the runner D through a hose, the second rack is fixedly arranged on the second pneumatic rod, the second rack can be driven to translate along with the extension of the second pneumatic rod, the second control gear is rotatably arranged on the second connecting rod and is fixedly connected with the second cleaning brush bar, the second control gear is meshed with the second rack, the second control gear can be driven to rotate along with the movement of the second rack, the second cleaning brush bar is driven to rotate, and when the second cleaning brush bar rotates to a working position, the second cleaning brush bar can clean the surface of the billboard along with the swing of the billboard.
3. The billboard according to claim 2, wherein the second pneumatic rod comprises a second rod body, a second piston rod and a second spring, the second rod body is fixed on the second connecting rod, the second rack is fixed on the second piston rod, the second piston rod is slidably arranged in the second rod body, the second spring is arranged in the second rod body, one end of the second spring is abutted against the second rod body, the other end of the second spring is abutted against the second piston rod, a connecting port K and a connecting port L are formed in the second rod body, the connecting port K is communicated with the outside, the connecting port L is communicated with the runner D, and when the gas reversing assembly introduces gas into the second pneumatic rod, the second piston rod stretches out and compresses the second spring.
4. The billboard according to claim 3, wherein the valve core is provided with a first arc-shaped groove, a second arc-shaped groove and a through groove, the through groove is communicated with the first arc-shaped groove and the second arc-shaped groove, the first arc-shaped groove and the second arc-shaped groove are respectively positioned at two sides of the valve core, the first arc-shaped groove can be communicated with the runner E by rotating the valve core, the second arc-shaped groove is communicated with the outlet runner, and therefore the runner E is communicated with the outlet runner.
5. The billboard of claim 4, wherein the fourth link is provided with a connection aperture, and the eccentric is rotatably disposed within the connection aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210848408.9A CN115206209B (en) | 2022-07-19 | 2022-07-19 | Advertising board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210848408.9A CN115206209B (en) | 2022-07-19 | 2022-07-19 | Advertising board |
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| CN115206209A CN115206209A (en) | 2022-10-18 |
| CN115206209B true CN115206209B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210848408.9A Active CN115206209B (en) | 2022-07-19 | 2022-07-19 | Advertising board |
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| CN106881288A (en) * | 2017-04-25 | 2017-06-23 | 赵润红 | A kind of outer billboard cleaning equipment of cultural medium user |
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| CN110369343A (en) * | 2019-06-25 | 2019-10-25 | 安徽理工大学 | Solar panel dust-extraction unit |
| CN215114940U (en) * | 2021-04-17 | 2021-12-10 | 上海申狮物联网科技有限公司 | Digital display intelligent pressure sensor |
| CN215265507U (en) * | 2021-04-29 | 2021-12-21 | 深圳市壹魔方科技有限公司 | Signboard swing mechanism |
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2022
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091985A (en) * | 1995-06-20 | 1997-01-07 | Nec Eng Ltd | Electronic white board device |
| CN101311060A (en) * | 2008-05-14 | 2008-11-26 | 力帆实业(集团)股份有限公司 | Device for supplying air source for air controlled gear changing system |
| CN105509072A (en) * | 2016-02-03 | 2016-04-20 | 广东环葆嘉节能科技有限公司 | Rotary reversing valve and rotary heat-accumulation waste gas incinerator |
| CN106881288A (en) * | 2017-04-25 | 2017-06-23 | 赵润红 | A kind of outer billboard cleaning equipment of cultural medium user |
| CN109671362A (en) * | 2017-10-17 | 2019-04-23 | 白晓松 | The large LED screen of easy cleaning |
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| CN110369343A (en) * | 2019-06-25 | 2019-10-25 | 安徽理工大学 | Solar panel dust-extraction unit |
| CN215114940U (en) * | 2021-04-17 | 2021-12-10 | 上海申狮物联网科技有限公司 | Digital display intelligent pressure sensor |
| CN215265507U (en) * | 2021-04-29 | 2021-12-21 | 深圳市壹魔方科技有限公司 | Signboard swing mechanism |
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| CN115206209A (en) | 2022-10-18 |
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