CN201233702Y - Wind resistant advertisement board - Google Patents
Wind resistant advertisement board Download PDFInfo
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- CN201233702Y CN201233702Y CNU2008201222485U CN200820122248U CN201233702Y CN 201233702 Y CN201233702 Y CN 201233702Y CN U2008201222485 U CNU2008201222485 U CN U2008201222485U CN 200820122248 U CN200820122248 U CN 200820122248U CN 201233702 Y CN201233702 Y CN 201233702Y
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Abstract
The utility model relates to a wind-resistant billboard which comprises an upright post, a billboard bracket and a rolling body. The billboard is characterized in that a motor, an electromagnetic brake, an anemoscope, a trigger switch and an electrical control device are further included, wherein, the electrical control device is electrically connected with the electromagnetic brake, the motor, the anemoscope and the trigger switch, and controls the motor and the electromagnetic brake according to the velocity value signal of natural wind and control signal of the trigger switch picked up by the anemoscope. By adopting the structure, the whole billboard can tailor the overall self windward section to wind velocity in time. Moreover, the billboard can be positioned out of necessity, thereby effectively reducing wind load and ensuring that the billboard is safer when in use. Meanwhile, when measured value of wind velocity is lower than the set value during a certain period of time, the motor can be used for rapid restoration of the billboard, thereby ensuring that the billboard can be restored to the optimal orientation in time. Therefore, the billboard provided by the utility model has the advantages of good controllability, safe use and good advertising effect, and is worth being popularized and applied in the prior billboard.
Description
Technical field
The utility model relates to a kind of billboard, specifically refers to the large board that a kind of energy is windproof.
Background technology
Billboard is to be used for transmitting to the public a kind of device of advertising message, and by different demands, it can make various forms.Wherein more commonly be built up in the large board of occasions such as arterial traffic, transport hub, the bill-board support of this large board is supported on single column or the many columns usually, can be divided into the billboard of single face, two-sided, multiaspect again by its board face.Because such advertisement board structure is simple, makes easily, and can attract pedestrian's notice again, thereby be widely used.But find in actual use: owing to be fixedly connected between bill-board support and the column, and billboard is generally towards the public, thereby, such billboard is in case behind the location, it can't change the windward side of self along with wind direction, just caused the phenomenon that billboard is decreased even column is blown down under inclement weather thus, this has caused unnecessary loss not only for advertiser and producer, returns the pedestrian simultaneously and has brought great potential safety hazard.And to eliminate such defective, often increasing the column size, to improve the bill-board support material and wait the wind load requirement of satisfying under the strong wind weather, but such scheme, can improve the construction cost of billboard significantly.
For this reason, people design a kind of billboard that can be windproof, as the Chinese patent Granted publication number is CN276070IY " roadside windproof advertising board ", disclosed in this patent documentation: column and billboard form an eccentric column, be connected as a single entity by a connecting bushing between billboard and the column, make both to relatively rotate, and on billboard, be fixedly connected with the rotation resetting means, this rotation resetting means comprises the back-moving spring that is arranged on the arrangement of support column symmetria bilateralis again, in each back-moving spring, the outer end respectively with portable plate, fixed head offsets, the upper end of support column is fixed with the turning block that is clamped between two portable plates again, and the turning block two ends are cone.During use, under the promotion of wind-force, billboard is taken advantage of a situation and is rotated with respect to column, drives turning block simultaneously and compresses the back-moving spring of both sides, to form moment of torsion.When wind-force reduces, under the effect of back-moving spring tension force, force billboard to reset, and remove moment of torsion.Obviously, adopt the billboard of such scheme, can overcome the defective of conventional ads board to a certain extent.But find after anatomizing its structure: because billboard is in relatively turnable state with column always, and billboard is generally overhead higher, so as long as wind speed is arranged slightly, billboard will rotate, promptly will leave the best towards; When wind speed reduces, because billboard itself is comparatively heavy, only reset by two springs simultaneously, its reset speed is slower, and when the wind direction variation range was big, there was the dead point in billboard, can't finish large-angle slewing.Thereby in the billboard use, can not make billboard be in best angle, thereby influence its due advertising results towards last.
Also disclosed the control method of billboard for " discharging method of billboard wind load and the anti-high wind billboard " of CN100390838C just like Chinese patent Granted publication number, it is to utilize air velocity transducer The real time measure wind speed, anemometer is converted into automatically controlled signal with wind speed, the anemometer comparator circuit compares automatically controlled signal and predefined controlled variable, by relay control motor rotational action; Motor is by reduction gear and gear train, and the blade that drives the venetian blind type advertising sign face is made angular setting.After adopting said structure,, realize the unloading of the wind load of billboard though can change the windward side of billboard to a certain extent.But this billboard still has following deficiency: first, aspect control, control system is just simply monitored wind speed in real time in the above-mentioned control method, when wind speed surpasses safety value and under the direction situation parallel with billboard, system sends turn signal still can for the blade of billboard, but this is unnecessary; And adjust in the process of blade angle at billboard, because the rigid mechanical transmission is arranged all the time, the loading transfer of therefore always can keeping watch is given bill-board support.Especially under severe weather conditions, there is very big instability in wind speed, so in the process that blade is adjusted, during as if wind speed moment increase, system also can't make corresponding adjustment, the phenomenon that still exists billboard to be destroyed by wind-force.The second, for mechanical part,, make moving component many, complex structure owing to adopt shutter; And because the board face of billboard is not an integral body, cause the advertisement picture content to spray, or adopt the splicing of polylith advertisement curtain, this makes picture effect poor, and maintenance and replacing are also pretty troublesome.
The utility model content
Technical problem to be solved in the utility model is the present situation at prior art, provides a kind of and both can change the cross section that facings the wind of whole billboard according to wind speed fully, and wind load can be unloaded the windproof advertising board of can reset fast again, locating.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this windproof advertising board comprises:
One column, the upper end of this column is fixed with pedestal;
One bill-board support is fixed with on this bill-board support and the corresponding turntable of said base;
One rolling body is arranged between above-mentioned turntable and the pedestal, so that described turntable rotates with respect to pedestal;
It is characterized in that: also include
One motor is arranged on the described column, and drives above-mentioned turntable rotation by gear train;
One electromagnetic brake is arranged on and is used on the described column described turntable is locked;
One anemoscope is used for measuring the velocity amplitude of natural wind;
One trigger switch is arranged between above-mentioned turntable and the pedestal, be used to detect turntable and pedestal whether over against;
One electrical control gear is electrically connected with above-mentioned electromagnetic brake, motor, anemoscope and trigger switch, and collects the velocity amplitude signal of natural wind and the control signal of trigger switch is controlled described motor and electromagnetic brake work according to described anemoscope.
As improvement, the utility model can also include a wind indicator, and this wind indicator links to each other with described electrical control gear, is used to measure the direction difference between bill-board support direction and the natural wind direction; Described electrical control gear can collect the velocity amplitude signal of natural wind, the direction difference signal of wind indicator measurement and the control signal of trigger switch according to anemoscope and control described motor and electromagnetic brake work simultaneously.
Has the rotating shaft that extend in the described column on the described turntable downwards, and described electromagnetic brake is positioned at described column, this electromagnetic brake comprises the braked wheel that is nested with in above-mentioned rotating shaft and is positioned at the left and right friction disc of braked wheel both sides, one end of this left and right friction disc is fixed on the inwall of described column, the other end of this left and right friction disc is a free end, and between two free ends, be connected with spring, and be provided with the electromagnet propulsion system that are electrically connected mutually with described electrical control gear in the free end outside of a described friction disc at least.Certainly, above-mentioned electromagnetic brake also can be fixed on outside the column, the high speed shaft of gear train is braked as required the motion of the same may command turntable of such scheme.
Also be provided with centre collector ring in the described column, this centre collector ring comprises the elasticity folder that is positioned on the column inwall and the collector ring in the fixing described rotating shaft, wherein, the end opposite side of elasticity folder is fixed with the conduction carbon brush respectively, on described collector ring, have a plurality of conducting loop-shaped grooves that mutually insulated is isolated, above-mentioned elasticity is sandwiched in the conducting loop-shaped groove of this collector ring correspondence, and makes conduction carbon brush on the described elasticity folder be close to the outside surface of corresponding conducting loop-shaped groove.Like this, when turntable rotated with motor, the light conduits that links to each other with elasticity folder can not rotate thereupon, thereby twisted off the phenomenon of light conduits when having stoped the turntable rotation effectively, guaranteed the reliable conducting of circuit under the state that bill-board support rotates.
Consider billboard reset after timely trigger pip, between turntable and pedestal, also be provided with trigger switch, described trigger switch is made up of block and limit switch, described limit switch links to each other with described electrical control gear, described block is fixed on one of them of said base, turntable, then is fixed with described limit switch on wherein another of said base, turntable.Limit switch can adopt conventional travel switch, also can adopt tongue tube, photoelectric switch or inductive switch, as long as turntable turns under the reset mode, can send a signal to electrical control gear, gets final product to control above-mentioned motor stall.
Described electrical control gear comprises main control unit and signal conversion unit, and described electromagnetic brake, motor and trigger switch link to each other with described main control unit, and described anemoscope, wind indicator link to each other with described main control unit by signal conversion unit.This electrical control gear is according to wind direction and wind velocity signal that this anemoclinograph collected and the above-mentioned motor of signal controlling of trigger switch, the work of electromagnetic brake.
In order to realize that bill-board support can reach the purpose parallel with natural wind through the rotation of bee-line, in such scheme, also include driving the counter-rotating relay that just changes relay and drive motor counter-rotating that described motor is just changeing.
In order to prevent that extraneous dust from dropping on the rolling body, also prevent the lubricant grease of rolling body to leak simultaneously, also be provided with the seal that is positioned at described rolling side between described pedestal and the turntable.
Compared with prior art, because the utility model has been set up electromagnetic brake and the turning motor that whole billboard is braked or locked dexterously, and by means of the real-time wind speed of anemoscope acquisition, make whole billboard can be in time change the cross section, windward side of self integral body according to wind speed, and can locate as required, to eliminate wind load fully, use safer like this, when Shi Ce wind speed is lower than setting value in the certain hour scope simultaneously, can utilize motor to reset fast again, it is best towards last that billboard can in time be in, reset fast, can also be in time windproof in the position fixing process and make a change cross section down with the wind, thereby billboard controllability of the present utility model is good, uses safer, advertising effect is good, is worth applying on existing billboard.
Description of drawings
Fig. 1 is the structural representation of the utility model first embodiment;
Fig. 2 is for removing the enlarged diagram behind billboard, motor and the gear train among Fig. 1;
Fig. 3 is that the A of electromagnetic brake among Fig. 2 is to structural representation;
Fig. 4 is the vertical view of centre collector ring among Fig. 2;
Fig. 5 be among Fig. 2 B to the partial structurtes synoptic diagram;
Fig. 6 is the circuit diagram of electrical control gear among the utility model first embodiment;
Fig. 7 is the control method process flow diagram of the utility model first embodiment;
Fig. 8 is the circuit diagram of the electrical control gear of the utility model second embodiment;
Fig. 9 is the control method process flow diagram of the utility model second embodiment;
Figure 10 is the circuit diagram of the electrical control gear of the utility model the 3rd embodiment;
Figure 11 is the control method process flow diagram of the utility model the 3rd embodiment;
Figure 12 is the structural representation of the utility model the 4th embodiment;
Figure 13 is the structural representation of the utility model the 5th embodiment;
Figure 14 is for removing the enlarged diagram behind billboard, motor and the gear train among Figure 13.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment one: to shown in Figure 5, this windproof advertising board comprises column 1, bill-board support 2, electromagnetic brake 3, motor 4, center collector ring 5, anemoscope 6, rolling body 7, trigger switch, electrical control gear 10 (not shown)s as Fig. 1.
Wherein, column 1 adopts the tubular body of hollow, and ground is stood on by means of ground routinely in its lower end, and the upper end of column 1 is fixed with a pedestal 11, and at present embodiment, this pedestal adopts the structure of platform.
Bill-board support 2 adopts more common framed structure, can be symmetrical structure, also can be eccentric structure, and this billboard can adopt single or double or three, adopts single-sided structure in the present embodiment.Be fixed with and the corresponding turntable 21 of said base at the middle part of this bill-board support, between this turntable 21 and pedestal 11, be provided with rolling body 7, promptly between the upper surface of the lower surface of turntable 21 and pedestal 11, be provided with rolling body 7, and turntable 21 both had been supported on the pedestal 11, can rotate with respect to pedestal again.On the lower surface of above-mentioned turntable, has simultaneously the rotating shaft 211 that extend in the column downwards.
Above-mentioned electromagnetic brake 3 also can be installed in the input shaft of speed reducer place, can reach the purpose of locking turntable or loosening turntable equally.
Anemoscope 6 can stand on certain position on the basal plane, also can be installed on the advertising framework 2, is used for wind speed is monitored in real time, and the wind velocity signal that records is fed back to electrical control gear 10.
Consider billboard reset after timely trigger pip, between turntable and pedestal, be provided with described trigger switch, here, this trigger switch is made up of block 20 and limit switch 30, please join Fig. 2 and Fig. 5, block 20 is fixed on the above-mentioned turntable 21, and limit switch 30 is fixed on the said base 11, limit switch can adopt conventional travel switch, also can adopt tongue tube, photoelectric switch or inductive switch, as long as turntable turns to and presets under the position, can send a signal to electrical control gear, get final product to control the locking of above-mentioned motor stall and detent.
In the present embodiment, main control unit 101 employing models are 8051 microprocessor chip, and the P1.1 pin of this microprocessor chip links to each other with trigger switch; The P1.2 pin of microprocessor chip links to each other with the electromagnet of electromagnetic brake 3; The P1.3 pin of microprocessor chip links to each other with motor 4; The P0.0-P0.7 of this microprocessor chip, P3.6, P1.0, P3.7 pin link to each other with signal conversion unit 102.
The converter that signal conversion unit 102 is ADC0809 by a model then, first phase inverter, second phase inverter, first with the door chip and second with door chip composition, anemoscope 6 links to each other with the input pin IN0 of converter, the D0 of this converter～D7 pin links to each other with the P0.0-P0.7 of above-mentioned microprocessor chip respectively, the P3.6 pin of above-mentioned microprocessor chip links to each other with an input end of door chip with first after connecing first phase inverter, the P1.0 pin of microprocessor chip links to each other with another input end of door chip with first, this first with the output terminal of door chip then with the SC of this converter, the ALE pin links to each other, the P3.7 pin of above-mentioned microprocessor chip links to each other with an input end of door chip with second after connecing second phase inverter, the P1.0 pin of above-mentioned microprocessor chip links to each other with another input end of door chip with second, and this second then links to each other with the OE pin of this converter with the output terminal of door chip.
The control method of windproof advertising board in the present embodiment one may further comprise the steps: referring to Fig. 7
(11), in electrical control gear the default first survival wind speed value, than the first survival wind speed value little second survival wind speed value and the delay time;
(12), above-mentioned electrical control gear begins to gather first air speed value that anemoscope is measured;
(13), whether judge first air speed value more than or equal to the first survival wind speed value, if not, return step (12); If the control signal that electromagnetic brake is opened in the output of then described electrical control gear gets electromagnetic brake and unclamps described turntable after electric, and bill-board support is rotated under the driving of natural wind, enters next step then;
(14), above-mentioned electrical control gear begins to gather second air speed value that anemoscope is measured;
(15), whether judge second air speed value more than or equal to the first survival wind speed value, if return step (14); If not, enter next step;
(16), whether judge second air speed value less than the second survival wind speed value, if not, return step (14); If starting timing is the timer internal of described default delay time, enters next step then;
(17), above-mentioned electrical control gear begins to gather the 3rd air speed value that anemoscope is measured;
(18), whether judge the 3rd air speed value less than the second survival wind speed value, if not, return step (14); If, judge whether timer expires, if do not expire, return step (17), if expire, enter next step;
(19), judge whether to receive trigger switch provide between above-mentioned turntable and the pedestal over against control signal, if do not receive, described electrical control gear continues to provide unlatching electromagnetic brake control signal, provide the control signal of starter motor simultaneously, make described electromagnetic brake continue to unclamp turntable, thereby make the bill-board support rotation that under the driving of described motor, resets; When electrical control gear receive trigger switch provide between above-mentioned turntable and the pedestal over against control signal the time, described electrical control gear output control signal makes motor outage, electromagnetic brake outage, thereby make detent hold bill-board support tightly, return step (12).
During use, under normal weather condition, the left and right friction disc of electromagnetic brake is held braked wheel tightly under the effect of spring, i.e. rotating shaft is in the state that is locked, and at this moment, advertising sign face is fixed on best state towards the public.When meeting with strong wind weather, bear bigger pressure for fear of bill-board support under the large wind effect causes and may be damaged always, when if this timed unit measures the first survival wind speed value that wind speed surpass to set, electrical control gear can make the electromagnet of electromagnetic brake get, thereby bill-board support is rotated under wind action, adjust to safer state automatically; In the delay time process, if electrical control gear measures wind speed less than the second survival wind speed value of setting, electrical control gear can make motor get so, thereby bill-board support realizes resetting rotation under the driving of motor, when bill-board support is turned back to limit-switch positions, electrical control gear output control signal makes motor outage, electromagnetic brake outage, thereby holds bill-board support tightly, makes bill-board support again towards optimum orientation promptly towards road simultaneously.
Embodiment two: different with the foregoing description one is, also include a wind indicator, here anemoscope, wind indicator can use two different measurement single-pieces, and adopt the anemoclinograph to gather wind speed and direction simultaneously in the present embodiment, this anemoclinograph can stand on certain position on the basal plane, also can be installed on the advertising framework 2, be used for wind speed and direction is monitored in real time, and give electrical control gear 10 with the wind speed and direction signal feedback that records, this electrical control gear is controlled above-mentioned motor 4 according to the wind speed and direction signal that this anemoclinograph collected and the control signal of trigger switch, the work of electromagnetic brake 3.
Wind indicator in the anemoclinograph links to each other with the first input pin IN0 of converter, and anemoscope links to each other with the second input pin IN7 of converter, referring to Fig. 8.
First of windproof advertising board kind of control method may further comprise the steps in the present embodiment two: referring to Fig. 9
(21), the first survival wind speed value is set in electrical control gear, than the second little survival wind speed value of the first survival wind speed value, delay time deposits a subtended angle degree and sine value conversion table in electrical control gear;
(22), above-mentioned electrical control gear begins to gather first air speed value that anemoscope is measured;
(23), whether judge first air speed value less than the second survival wind speed value, if not, change step (26) over to; If starting timing is the timer internal of described default delay time, enters next step then;
(24), above-mentioned electrical control gear begins to gather second air speed value that anemoscope is measured; Whether judge second air speed value less than the second survival wind speed value, if not the control signal of electrical control gear output motor outage changes step (26) over to; If, judge whether timer expires, if do not expire, return step (24), if expire, enter next step;
(25), judge whether to receive trigger switch provide between above-mentioned turntable and the pedestal over against control signal, if do not receive, the control signal that electromagnetic brake and motor are opened in described electrical control gear output restarts timer, and to make the timer timing be 0, and return step (24); When electrical control gear receive trigger switch provide between above-mentioned turntable and the pedestal over against control signal the time, the control signal of described electrical control gear output disable motor and electromagnetic brake makes electromagnetic brake outage back locking turntable, returns step (22);
(26), above-mentioned electrical control gear begins to gather the bill-board support direction of wind indicator measurement and the first direction difference between the natural wind direction, find the sine value of first direction difference, and multiply each other with the air speed value of gathering and to draw the air speed value that the bill-board support forward bears, judge that whether air speed value that the bill-board support forward bears is more than or equal to the first survival wind speed value; If the control signal that electromagnetic brake is opened in then described electrical control gear output changes next procedure (27) over to; As not being to return step (22);
(27), above-mentioned electrical control gear begins to gather bill-board support direction that wind indicator measures and the second direction difference between the natural wind direction, judges whether the second direction difference is 0 °; If the control signal of electromagnetic brake is closed in then described electrical control gear output, returns step (22) then; As not being to return step (27).
Equally, during use, under normal weather condition, the left and right friction disc of electromagnetic brake is held braked wheel tightly under the effect of spring, i.e. rotating shaft is in the state that is locked, and at this moment, advertising sign face is fixed on best state towards the public.When meeting with strong wind weather, bear bigger pressure for fear of bill-board support under the large wind effect causes and may be damaged always, when at this moment if electrical control gear measures the first survival wind speed value that the sine value of wind speed surpass to set, electrical control gear can make the electromagnet of electromagnetic brake get, thereby bill-board support can be rotated under wind action, after a period of time, if measure the wind direction difference is 0 °, so just illustrates that bill-board support adjusted to safe state; And at delay time in the stage, if if electrical control gear measures the sine value of wind speed less than the second survival wind speed value of setting, electrical control gear can make motor get so, thereby bill-board support realizes resetting rotation under the driving of motor, when bill-board support is turned back to limit-switch positions, electrical control gear output control signal makes motor outage, electromagnetic brake outage, thereby holds bill-board support tightly, makes bill-board support again towards optimum orientation promptly towards road simultaneously.
Above-mentioned control method relatively is applicable to the bill-board support of eccentric structure, it is the centre position that the turntable of bill-board support is not arranged on bill-board support, but depart from the left side or the right at bill-board support, because this structure can make bill-board support the right and left discontinuity, above-mentioned control method for the bill-board support of this eccentric structure relatively rationally.
Embodiment three: different with embodiment two is also to comprise the counter-rotating relay 41 of drive motor counter-rotating and the just commentaries on classics relay 42 that drive motor is just changeing.Referring to Figure 10.
The P1.5 pin of microprocessor chip links to each other with the electromagnet of electromagnetic brake 3 in the electrical control gear 10, and just changeing relay with motor, the P2.0 pin of microprocessor chip links to each other, the P2.1 pin of microprocessor chip links to each other with motor counter-rotating relay, and motor is just changeing relay and all linking to each other with the motor main body with motor counter-rotating relay.
The control method of windproof advertising board in the present embodiment may further comprise the steps: referring to Figure 11
(21), in electrical control gear goal-selling wind direction value range, greater than the continuous setting wind direction value range of peaked multistage in this target wind direction value range, corresponding every section set survival wind speed value in the wind direction value range, less than the highest survival wind speed value and the delay time of arbitrary section survival wind speed value;
(22), above-mentioned electrical control gear begins to gather first air speed value that anemoscope is measured;
(23), whether judge first air speed value less than the highest survival wind speed value, if not, change step (26) over to; If starting timing is the timer of delay time, and enters next step;
(24), above-mentioned electrical control gear begins to gather second air speed value that anemoscope is measured; Continue whether to judge second air speed value, if not the control signal of electrical control gear output motor outage changes step (26) over to less than the highest survival wind speed value; If, judge whether timer expires, if do not expire, return step (24), if expire, enter next step;
(25), judge whether trigger switch is opened, promptly judge electrical control gear whether receive trigger switch provide between turntable and the pedestal over against signal, if trigger switch is not opened, the control signal of just changeing relay or counter-rotating relay of electromagnetic brake and motor is opened in described electrical control gear output, electromagnetic brake is got unclamp turntable after electric, make bill-board support under the driving of motor, realize resetting rotation, at this moment, restart timer, and, return step (24) with timing zero setting; If trigger switch is opened, then disable motor and electromagnetic brake, and return step (22);
(26), described electrical control gear is gathered the first wind direction difference, above-mentioned first direction difference and target wind direction value range are compared, if the first direction difference drops in the target wind direction value range, then the control signal of electromagnetic brake is closed in electrical control gear output, make electromagnetic brake outage back locking turntable, return step (22) simultaneously;
(27), if the first direction difference that collects drops within certain section default setting wind direction value range, first velocity amplitude of the natural wind that collects simultaneously is more than or equal to survival wind speed value corresponding in this section setting wind direction value range, and the first direction difference drops on 0 °～90 ° or 180 °～270 °, then electrical control gear is exported the control signal of opening electromagnetic brake, electromagnetic brake is got unclamp turntable after electric, the control signal of just changeing relay is opened in electrical control gear output simultaneously, make bill-board support under motor-driven towards be parallel to natural wind to direction rotation, continue to gather the second direction difference then, until second direction difference disable motor and electromagnetic brake and return step (22) when being 0 ° or 180 °; If first velocity amplitude of the natural wind that collects is more than or equal to survival wind speed value corresponding in this section setting wind direction value range, and the first direction difference drops on 90 °～180 ° or 270 °～360 °, then electrical control gear is exported the control signal of opening electromagnetic brake, electromagnetic brake is got unclamp turntable after electric, the control signal that the counter-rotating relay is opened in electrical control gear output simultaneously, make bill-board support under motor-driven also towards be parallel to natural wind to direction rotation, continue to gather the second direction difference then, until second direction difference disable motor and electromagnetic brake and return step (22) when being 0 ° or 180 °.
When bill-board support was fixed on best state, above-mentioned target wind direction value range generally is made as: 337.5 °～360 °, 0 °～22.5 ° or 157.5 °～202.5 °, at this moment wind direction was substantially parallel with bill-board support.
Here, set the wind direction value range and can be made as multistage, be made as six sections here, promptly
A:22.5 ° of-67.5 ° of wind speed of wind direction scope must not surpass II (28m/s)
B:67.5 ° of-112.5 ° of wind speed of wind direction scope must not surpass I (21m/s)
C:112.5 ° of-157.5 ° of wind speed of wind direction scope must not surpass II (28m/s)
D:202.5 ° of-247.5 ° of wind speed of wind direction scope must not surpass II (28m/s)
E:247.5 ° of-292.5 ° of wind speed of wind direction scope must not surpass I (21m/s)
F:292.5 ° of-337.5 ° of wind speed of wind direction scope must not surpass II (28m/s)
Equally, during use, under normal weather condition, electromagnetic brake is held braked wheel tightly, and at this moment, bill-board support faces the public, is fixed on best state.When meeting with strong wind weather, if measuring the wind direction difference, electrical control gear is in the goal-selling wind direction value range, and then the bill-board support direction is substantially parallel with the natural wind direction, and bill-board support is stressed not to be very strong, and at this moment, bill-board support does not rotate; If measuring the wind direction difference at any reference mark, electrical control gear is in certain setting wind direction value range, and when the wind speed that measures surpasses the survival wind speed value of this section wind direction scope correspondence, electrical control gear can make the electromagnet of electromagnetic brake get, thereby bill-board support can be rotated under the motor effect, if measure wind direction and is zero or 180 °, so just illustrate that bill-board support adjusted to safer state; In delay time, if electrical control gear measures the wind speed at any reference mark less than the highest survival wind speed value of setting, electrical control gear can make motor get so, thereby make bill-board support can under the driving of motor, realize resetting rotation, when bill-board support is turned back to limit-switch positions, electrical control gear output control signal makes motor outage, electromagnetic brake outage, thereby holds bill-board support tightly, makes bill-board support again towards optimum orientation promptly towards road simultaneously.
Above-mentioned control method relatively is applicable to the bill-board support of symmetrical structure, and promptly the turntable of bill-board support is arranged on the centre position of bill-board support.
Embodiment four, and as shown in figure 12, itself and above-mentioned first, second and third embodiment difference are: motor 4 and speed reduction unit also are fixed on column 1 inwall, and the output shaft of motor links by speed reduction unit 8, shaft coupling and rotating shaft.Obviously such scheme, motor also can drive bill-board support and rotate, and structure is compact more, has also avoided exposing to the weather of motor, speed reduction unit.
Embodiment five, as Figure 13 and shown in Figure 14, it is with above-mentioned the 4th embodiment difference: turret design becomes the barrel configuration of ∩ shape, promptly this turntable 21 is made up of rotating disk 212 that connects above-mentioned rotating shaft 211 and the outer ring 213 that is fixed on the disk lower surface, pedestal 11 is designed to lower bottom base 111 and forms by being bolted on the lower bottom base and with the corresponding inner ring 112 in outer ring, is provided with above-mentioned rolling body 7 between outer ring madial wall and the inner ring lateral surface.In order to prevent that extraneous dust from dropping on the rolling body 7, also prevent simultaneously the lubricant grease of rolling body to leak, be provided with between above-mentioned outer ring inwall and the pedestal side be positioned at the rolling body upper and lower on seal 40 and lower seal 50, scheme more helps the smooth rotation of turntable like this.
Claims (7)
1, a kind of windproof advertising board comprises:
One column (1), the upper end of this column are fixed with pedestal (11);
One bill-board support (2) is fixed with on this bill-board support (2) and the corresponding turntable of said base (21);
One rolling body (7) is arranged between above-mentioned turntable (21) and the pedestal (11), so that described turntable rotates with respect to pedestal;
It is characterized in that: also include
One motor (4) is arranged on the described column (1), and drives above-mentioned turntable (21) rotation by gear train (9);
One electromagnetic brake (3) is arranged on and is used on the described column (1) described turntable (21) is locked;
One anemoscope (6) is used for measuring the velocity amplitude of natural wind;
One trigger switch is arranged between above-mentioned turntable (21) and the pedestal (11), be used to detect turntable (21) and pedestal (11) whether over against;
One electrical control gear (10), be electrically connected with above-mentioned electromagnetic brake (3), motor (4), anemoscope (6) and trigger switch, and control described motor (4) and electromagnetic brake (3) work according to the control signal that described anemoscope (6) collects the velocity amplitude signal of natural wind and trigger switch.
2, windproof advertising board according to claim 1 is characterized in that: also include a wind indicator, this wind indicator links to each other with described electrical control gear (10), is used to measure the direction difference between bill-board support direction and the natural wind direction.
3, windproof advertising board according to claim 1, it is characterized in that: have the rotating shaft (211) that extend in the described column (1) on the described turntable (21) downwards, and described electromagnetic brake (3) is positioned at described column, this electromagnetic brake (3) comprises braked wheel (31) that is nested with in above-mentioned rotating shaft and a left side that is positioned at the braked wheel both sides, right friction disc (32,33), this left side, one end of right friction disc is fixed on the inwall of described column, this left side, the other end of right friction disc is a free end, and between two free ends, be connected with spring (34), and be provided with the electromagnet propulsion system (35) that are electrically connected mutually with described electrical control gear (10) in the free end outside of a described friction disc at least.
4, windproof advertising board according to claim 3, it is characterized in that: also be provided with centre collector ring (5) in the described column (1), this centre collector ring (5) comprises the elasticity folder (51) that is positioned on the column inwall and is fixed on collector ring (52) in the described rotating shaft (211), wherein, the end opposite side of elasticity folder (51) is fixed with conduction carbon brush (53) respectively, on described collector ring (52), have a plurality of conducting loop-shaped grooves (521) that mutually insulated is isolated, above-mentioned elasticity folder (51) is sandwiched in the conducting loop-shaped groove (521) of this collector ring correspondence, and makes conduction carbon brush (53) on the described elasticity folder (51) be close to the outside surface of corresponding conducting loop-shaped groove (521).
5, according to claim 1 or 2 or 3 or 4 described windproof advertising boards, it is characterized in that: described trigger switch is made up of block (20) and limit switch (30), described limit switch (30) links to each other with described electrical control gear (10), described block (20) is fixed on one of them of said base, turntable, then is fixed with described limit switch (30) on wherein another of said base, turntable.
6, according to claim 2 or 3 or 4 described windproof advertising boards, it is characterized in that: described electrical control gear (10) comprises main control unit and signal conversion unit, described electromagnetic brake (3), motor (4) and trigger switch link to each other with described main control unit, and described anemoscope, wind indicator link to each other with described main control unit by signal conversion unit.
7, windproof advertising board according to claim 6 is characterized in that: also include and drive the counter-rotating relay (41) that just commentaries on classics relay (42) that described motor (4) just changeing and drive motor reverse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201222485U CN201233702Y (en) | 2008-07-25 | 2008-07-25 | Wind resistant advertisement board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201222485U CN201233702Y (en) | 2008-07-25 | 2008-07-25 | Wind resistant advertisement board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201233702Y true CN201233702Y (en) | 2009-05-06 |
Family
ID=40620086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201222485U Expired - Lifetime CN201233702Y (en) | 2008-07-25 | 2008-07-25 | Wind resistant advertisement board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201233702Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104050876A (en) * | 2013-03-15 | 2014-09-17 | 蔡瑾玒 | Wind-solar complementary windproof antiaircraft gun billboard |
| CN104847164A (en) * | 2015-04-02 | 2015-08-19 | 黄思颖 | Typhoon prevention device |
| CN106652843A (en) * | 2016-12-07 | 2017-05-10 | 海南庆禾钢结构设计咨询有限公司 | Advertising board capable of varying section to release pressure |
| CN106652780A (en) * | 2017-03-15 | 2017-05-10 | 温州大学瓯江学院 | Triangular advertising board provided with adjustable wind guiding structure |
| CN107103860A (en) * | 2017-06-30 | 2017-08-29 | 合肥久能图文科技有限公司 | A kind of windproof advertising board based on automatic lifting |
| CN107103839A (en) * | 2017-06-22 | 2017-08-29 | 广西造星文化传媒有限公司 | Universal guideboard |
| CN112947600A (en) * | 2021-05-06 | 2021-06-11 | 刘红 | Atmospheric environment monitor for town road |
| WO2021135400A1 (en) * | 2019-12-31 | 2021-07-08 | 南通中发展示器材有限公司 | Anti-toppling outdoor display board and use method thereof |
| CN115264307A (en) * | 2022-09-28 | 2022-11-01 | 四川三思德科技有限公司 | Solar energy cloud platform surveillance camera head |
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2008
- 2008-07-25 CN CNU2008201222485U patent/CN201233702Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104050876A (en) * | 2013-03-15 | 2014-09-17 | 蔡瑾玒 | Wind-solar complementary windproof antiaircraft gun billboard |
| CN104847164A (en) * | 2015-04-02 | 2015-08-19 | 黄思颖 | Typhoon prevention device |
| CN104847164B (en) * | 2015-04-02 | 2017-09-08 | 黄思颖 | A kind of typhoon protection method |
| CN106652843A (en) * | 2016-12-07 | 2017-05-10 | 海南庆禾钢结构设计咨询有限公司 | Advertising board capable of varying section to release pressure |
| CN106652780A (en) * | 2017-03-15 | 2017-05-10 | 温州大学瓯江学院 | Triangular advertising board provided with adjustable wind guiding structure |
| CN106652780B (en) * | 2017-03-15 | 2019-01-01 | 温州大学瓯江学院 | A kind of triangle billboard with tunable wind-guiding structure |
| CN107103839A (en) * | 2017-06-22 | 2017-08-29 | 广西造星文化传媒有限公司 | Universal guideboard |
| CN107103860A (en) * | 2017-06-30 | 2017-08-29 | 合肥久能图文科技有限公司 | A kind of windproof advertising board based on automatic lifting |
| WO2021135400A1 (en) * | 2019-12-31 | 2021-07-08 | 南通中发展示器材有限公司 | Anti-toppling outdoor display board and use method thereof |
| CN112947600A (en) * | 2021-05-06 | 2021-06-11 | 刘红 | Atmospheric environment monitor for town road |
| CN112947600B (en) * | 2021-05-06 | 2022-05-20 | 刘红 | Atmospheric environment monitor for town road |
| CN115264307A (en) * | 2022-09-28 | 2022-11-01 | 四川三思德科技有限公司 | Solar energy cloud platform surveillance camera head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090506 Effective date of abandoning: 20080725 |