CN210828574U - Windward rotary intelligent flagpole - Google Patents
Windward rotary intelligent flagpole Download PDFInfo
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- CN210828574U CN210828574U CN201920853454.1U CN201920853454U CN210828574U CN 210828574 U CN210828574 U CN 210828574U CN 201920853454 U CN201920853454 U CN 201920853454U CN 210828574 U CN210828574 U CN 210828574U
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Abstract
The utility model provides a weathervaning rotary type intelligence flagpole, including the flagpole base, and fix flagpole body on the flagpole base, the flagpole body is including fixed flagpole and rotatory flagpole, but connect through two free rotation's swivel bearing between fixed flagpole and the rotatory flagpole. The top of fixed flagpole sets up rotary device, rotary device includes rotating electrical machines, flagpole gear and footstep bearing, the rotating electrical machines is fixed on the inner wall at fixed flagpole top, the rotating shaft gear of rotating electrical machines with the flagpole gear engagement, the flagpole gear is fixed footstep bearing bottom center department, the top of footstep bearing with the slew bearing is connected. The utility model discloses can be under natural wind power state, through the effort of natural wind power to the flag, can stimulate upper portion flagpole and rotate, reach that the flag is automatic to be faced the wind and is waved.
Description
Technical Field
The invention relates to an intelligent flagpole, in particular to a windward rotating type intelligent flagpole.
Background
From ancient times to present, flags are always signs of cohesion and centripetal force of people groups, the current times are the subject of times development peacefully, the times reach countries and departments at all levels, and reach middle and primary schools or various large-scale sports meetings, flag raising and flag lowering ceremonies become necessary crowd activities, and flag poles are necessary carriers for flag fluttering. Raising, lowering or holding the banner at a certain height is typically accomplished substantially. However, people see that the flag cannot be unfolded and fluttered because the influence of weather conditions such as natural wind and the like does not exist, and particularly, the flag is rarely unfolded and fluttered at the middle lower part of the flagpole; when the flag rises, falls or is at a set height, the discomfortable phenomenon that the flag is wound on a flag pole and cannot be unfolded to fly can often occur due to the continuous change of the natural wind direction, and the flag cannot be unfolded to fly well under the condition of no wind or breeze, so that the flag is regretted to feel pity if the situation occurs during heavy activities, most people feel the same, and the landscape changes. The inventor of the invention has developed a flagpole capable of automatically rotating and supplementing wind, wherein a rotating motor and a blower motor are both arranged at a base, the resistance encountered by rotation is large, the required motor power is large, and the loss of wind outlet is high.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a windward rotary intelligent flagpole with small motor power and low air outlet loss aiming at the defects of the prior art.
The technical scheme is as follows: the invention relates to a windward rotary intelligent flagpole, which comprises a flagpole base and a flagpole body fixed on the flagpole base, wherein the flagpole body comprises a fixed flagpole and a rotary flagpole, and the fixed flagpole and the rotary flagpole are connected through two rotary bearings capable of freely rotating.
The technical scheme of the invention is further defined in that a rotating device is arranged at the top of the fixed flagpole, the rotating device comprises a rotating motor, a flagpole gear and a thrust bearing, the rotating motor is fixed on the inner wall of the top of the fixed flagpole, a rotating shaft gear of the rotating motor is meshed with the flagpole gear, the flagpole gear is fixed at the center of the bottom of the thrust bearing, and the top of the thrust bearing is connected with the rotating bearing.
Furthermore, the intelligent flagpole wind direction indicator is arranged at the top of the rotary flagpole and is communicated with a signal input port of the intelligent control system, and a signal output port of the intelligent control system is communicated with the rotary motor.
Furthermore, the intelligent control system calculates the number of pulses sent to the rotation driving motor according to the difference between the wind direction measured by the wind vane and the current angle of the flag, and the calculation method is as follows
In the formula, P is the required pulse number, β is the angle difference calculated by the pre-stored current angle value and the received direction, n is positive rotation 1, and negative rotation 0, Z2 is the tooth number of the driven gear 2, the intelligent control system is pre-stored, Z1 is the tooth number of the driving gear 1, the intelligent control system is pre-stored, and 2500 is the linear number of the stepping motor.
Further, still include air-blast device, air-blast device is including setting up at inside air-blower of fixed flagpole, air supply groove and play dryer, air supply groove one end with the air outlet intercommunication of air-blower, its other end with play dryer intercommunication, play dryer set up in the top of rotatory flagpole, its air outlet is just to the fossil fragments of flag.
Furthermore, pneumatic device still includes intelligent control system to the top of rotatory flagpole has set up the wind-force tachymeter, the wind-force tachymeter with intelligent control system's signal input port intercommunication, intelligent control system's signal output port and air-blower intercommunication.
Further, the intelligent control system calculates the rotating speed of the air blower according to the wind speed measured by the wind speed meter and the gas flow required by the normal fluttering of the flag as follows: N-K-S-V (Q)
Wherein, N is the rotating speed of the blower; k-coefficient obtained by absolute pressure conversion of gas; s-the sectional area of an air outlet at the flag, and a value prestored by an intelligent system; [ V ] is the difference between the wind speed measured by the anemometer and the wind speed required by the normal flying of the flag; and (Q) a flow, pressure difference and rotating speed relation data table provided by a fan manufacturer.
Further, still include the flag-raising motor, the flag-raising motor sets up in the top of rotatory flagpole.
Furthermore, a music light control cabinet is further arranged in the intelligent control system.
Furthermore, a LED powerful light and a high-definition camera are arranged in the hemispherical seat at the top end of the flagpole body.
Has the advantages that: according to the windward rotating type intelligent flagpole provided by the invention, the middle upper part of the flagpole automatically rotates and automatically supplies wind, the power of a motor is small, the loss of wind outlet is low, the winding of a flag is avoided, the adaptability is strong, and the operation is convenient.
Drawings
Fig. 1 is a schematic structural view of a windward and windward rotating type intelligent flagpole according to the present invention;
fig. 2 is a partially enlarged view of a rotating position of a windward and windward rotating type intelligent flagpole according to the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1: the invention provides a windward rotary intelligent flagpole, which comprises a flagpole base 1 and a flagpole body fixed on the flagpole base 1, wherein a flag 19 is lifted through a traction rope and a fixed pulley 18.
The flagpole body in this embodiment includes fixed flagpole 2 and rotatory flagpole 13, connect through two swivel bearing 11 that can freely rotate between fixed flagpole 2 and the rotatory flagpole 13, under the great condition of wind speed, rotatory flagpole 13 automatic rotation angle keeps the flag to fly windward, avoids the haulage rope winding. If power failure occurs, the upper rotating part of the flagpole can pull the upper flagpole to rotate under the action of natural wind on the flag to achieve the purpose that the flag automatically flies into the wind.
Simultaneously, in this embodiment, the top of fixed flagpole 2 sets up rotary device, rotary device includes rotating electrical machines 7, flagpole gear 9 and footstep bearing 10, rotating electrical machines 7 passes through motor support 6 to be fixed on the inner wall at fixed flagpole 2 top, rotating electrical machines 7's rotation axis gear 8 with the meshing of flagpole gear 9, flagpole gear 9 is fixed footstep bearing 10 bottom center department, footstep bearing 10's top with slew bearing 11 is connected. The intelligent control system is further included, a wind vane 17 is arranged at the top of the rotary flag pole 13, the wind vane 17 is communicated with a signal input port of the intelligent control system, and a signal output port of the intelligent control system is communicated with the rotary motor 7.
The intelligent control system calculates the number of pulses to be transmitted to the rotating electric machine 7 based on the difference between the wind direction measured by the wind vane 17 and the current angle of the flag, and the calculation method is as follows
In the formula, P is the required pulse number, β is the angle difference calculated by the pre-stored current angle value and the received direction, n is positive rotation 1 and negative rotation 0, Z2 is the tooth number of the driven gear 2 and pre-stored in the intelligent control system, Z1 is the tooth number of the driving gear 1 and pre-stored in the intelligent control system, and 2500 is the linear number of the stepping motor.
In addition, the embodiment further comprises a blowing device, the blowing device comprises a blower 4, a blowing groove 5 and an air outlet cylinder 14 which are arranged inside the fixed flagpole 2, the blower 4 is connected with the blowing motor 3, and air is blown by the driving of the blowing motor 3. One end of the air supply groove 5 is communicated with an air outlet of the air blower 4, the other end of the air supply groove is communicated with the air outlet cylinder 14, the air outlet cylinder 14 is arranged at the top of the rotary flag pole 13, and the air outlet of the air supply groove is opposite to the keel of the flag 19.
The pneumatic device further comprises an intelligent control system, a wind speed measuring instrument 16 is arranged at the top of the rotary flag pole 13, the wind speed measuring instrument 16 is communicated with a signal input port of the intelligent control system, and a signal output port of the intelligent control system is communicated with the air blower 4. The intelligent control system calculates the rotating speed of the air blower (4) according to the wind speed measured by the wind speed measuring instrument 16 and the gas flow required by the normal fluttering of the flag as follows: N-K-S-V (Q)
Wherein, N is the rotating speed of the blower; k-coefficient obtained by absolute pressure conversion of gas; s-the sectional area of an air outlet at the flag, and a value prestored by an intelligent system; [ V ] is the difference between the wind speed measured by the anemometer and the wind speed required by the normal flying of the flag; and (Q) a flow, pressure difference and rotating speed relation data table provided by a fan manufacturer.
Moreover, the present embodiment further includes a flag raising motor 15, and the flag raising motor 15 is disposed on the top of the rotary flag pole 13. And a music light control cabinet is also arranged in the intelligent control system. And an LED powerful lamp light and a high-definition camera are arranged in the hemispherical seat at the top end of the flagpole body.
In the working process of the embodiment, when the flag is raised, the flag 19 is raised to the top end by the top flag raising motor 15 at a set speed, the wind speed and the wind direction are detected by the top wind indicator 17 in real time, the upper rotating flag pole 13 is adjusted in real time according to the wind direction to ensure that the flag always faces the wind, the air blower in the lower fixed flag pole 2 and the air outlet cylinder at the upper flag position timely supplement the wind according to the wind speed, and the flag is ensured to be always in a flying state.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a weathervaning windward rotary type intelligence flagpole, includes flagpole base (1), and fixes the flagpole body on flagpole base (1), its characterized in that, the flagpole body is including fixed flagpole (2) and rotatory flagpole (13), but connect through two swivel bearing (11) of free rotation between fixed flagpole (2) and rotatory flagpole (13).
2. A weathervaning windward rotating intelligent flagpole according to claim 1, wherein a rotating device is arranged at the top of the fixed flagpole (2), the rotating device comprises a rotating motor (7), a flagpole gear (9) and a thrust bearing (10), the rotating motor (7) is fixed on the inner wall of the top of the fixed flagpole (2), a rotating shaft gear (8) of the rotating motor (7) is meshed with the flagpole gear (9), the flagpole gear (9) is fixed at the center of the bottom of the thrust bearing (10), and the top of the thrust bearing (10) is connected with the rotating bearing (11).
3. The intelligent flagpole of weathervaning windward rotation type of claim 1, characterized in that, still includes the air-blast device, the air-blast device is including setting up air-blower (4), air supply groove (5) and play dryer (14) inside fixed flagpole (2), air supply groove (5) one end with the air outlet intercommunication of air-blower (4), its other end with play dryer (14) intercommunication, play dryer (14) set up in the top of rotatory flagpole (13), its air outlet is just to the fossil fragments of flag (19).
4. A weathervaning, windward rotating smart flagpole according to claim 1, further comprising a flag-raising motor (15), said flag-raising motor (15) being disposed on top of said rotating flagpole (13).
5. The intelligent flagpole of claim 1, wherein the hemispherical base at the top end of the flagpole body is provided with LED powerful lights and high definition camera.
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CN201920853454.1U CN210828574U (en) | 2019-06-06 | 2019-06-06 | Windward rotary intelligent flagpole |
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CN201920853454.1U CN210828574U (en) | 2019-06-06 | 2019-06-06 | Windward rotary intelligent flagpole |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110273572A (en) * | 2019-06-06 | 2019-09-24 | 田明光 | A kind of box haul Zha wind rotary type intelligence flagpole |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110273572A (en) * | 2019-06-06 | 2019-09-24 | 田明光 | A kind of box haul Zha wind rotary type intelligence flagpole |
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