CN213399240U - Automatic flag-lifting controller - Google Patents

Abstract

The utility model discloses an automatic flag-lifting control device, wherein the photoelectric switch comprises a top photoelectric switch (6) and a bottom photoelectric switch (7), and the relay comprises a flag-lifting relay (8) and a flag-lowering relay (9); the power control switch (2), the flag raising button (3), the flag lowering button (4) and the speed regulator (5) are installed on a panel of the box body (10), the flag raising relay (8) and the flag lowering relay (9) are installed inside the box body (10), and the top photoelectric switch (6) is installed at the top of the flagpole. The utility model discloses cost reduction, it is more economical, effectively prevent the malfunction, can adopt 5V mains operated, the voltage is low, safe and reliable can adopt battery powered or portable power source power supply, and the power supply is convenient, and the action logic is simple reliable.

Description

Automatic flag-lifting controller

Technical Field

The utility model relates to an automatic flag-raising and lowering control device.

Background

At present, manual flag raising is generally adopted for raising flags of a campus, an enterprise unit and the like, flag raising speed is difficult to control, the flag raising speed is not well matched with national song time, sometimes the national song is played, and the national flag is not raised to the top or the national flag is raised to the top.

Disclosure of Invention

The utility model aims at providing an automatic flag control device goes up and down can realize the automatic lifting control of national flag. The technical scheme of the utility model is that: an automatic flag-lifting control device comprises a direct current motor 1, a power control switch 2, a photoelectric switch, a flag-lifting button 3, a flag-lowering button 4, a relay, a rolling shaft, a flag pole, a lifting wire, a speed regulator 5 and a box body 10, wherein the photoelectric switch comprises a top photoelectric switch 6 and a bottom photoelectric switch 7, and the relay comprises a flag-lifting relay 8 and a flag-lowering relay 9; the power control switch 2, the flag raising button 3, the flag lowering button 4 and the speed regulator 5 are arranged on a panel of the box body 10, the flag raising relay 8 and the flag lowering relay 9 are arranged inside the box body 10, the top photoelectric switch 6 is arranged at the top of the flagpole, and the bottom photoelectric switch 7 is arranged at the height of the flagpole, which is 1/10 away from the ground; the connection mode among each components is as follows: the direct current power supply is connected with the direct current motor 1 after being connected in series with the normally open contacts of the flag raising relay 8 and the flag lowering relay 9 through the power supply control switch 2; after being connected in parallel with the normally open contact of the flag raising button 3 and the flag raising relay 8, one end of the flag raising button is connected to the output positive terminal of the power control switch 2, after the other end of the flag raising button is connected in series with the normally closed contact of the flag raising relay 8, the normally closed contact of the flag lowering relay 9 and the normally closed contact of the top photoelectric switch 6, the normally closed contact of the flag lowering button 4 and the normally open contact of the flag lowering relay 9, one end of the flag lowering button is connected to the output positive terminal of the power control switch 2, after the other end of the flag lowering button is connected in parallel with the normally open contact of the flag lowering relay 9, the normally closed contact of the flag raising relay 8 and.

And an auxiliary contact of the flag raising relay 8 is connected with an auxiliary contact of the flag lowering relay 9 in parallel and then connected with the direct current motor 1 in series.

The utility model discloses a theory of operation:

as can be seen from fig. 2, the power control switch 2 is in a closed state, when a flag is raised, the flag raising button 3 is pressed, the coil of the flag raising relay 8 is powered on, the normally open contact of the flag raising relay 8 is closed to form a self-holding loop, and meanwhile, the direct current motor 1 is powered on to drive the national flag to rise. When a flag is lowered, the flag lowering button 4 is pressed, the coil of the flag lowering relay 9 is electrified, the normally open contact of the flag lowering relay 9 is closed to form a self-holding loop, meanwhile, positive and negative power supplies at two ends of the motor are exchanged, the direct current motor 1 is reversed to drive the national flag to descend, when the national flag descends to the lower part of the flagpole, the bottom photoelectric switch 7 is triggered to act, the normally closed contact of the bottom photoelectric switch 7 is opened, the flag lowering loop is disconnected, the power-off normally open contact of the coil of the flag lowering relay 9 is opened, and the national flag stops descending. In the moving process of the national flag, the speed can be adjusted through the speed regulator 5, so that the rising speed of the national flag corresponds to the time of the national song.

The utility model discloses realize national flag's automatic rising control function.

The utility model discloses technological effect:

the utility model discloses it is exactly the automatic lift control function who realizes the national flag. The characteristics are as follows:

1. and conventional components are adopted, so that the cost is reduced and the device is more economical.

2. The flag raising and lowering control loops are interlocked, so that misoperation is effectively prevented.

3. When the device is applied to school flag raising and lowering control learning, a 5V power supply can be adopted for supplying power, and the device is low in voltage, safe and reliable.

4. When the power supply adopts 24V, 12V and 5V, the power supply can adopt a battery or a mobile power supply for power supply, and the power supply is convenient.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention

FIG. 2 is a control schematic diagram of the present invention

Detailed Description

As shown in fig. 1, the automatic flag-raising and lowering control device is composed of a dc motor 1, a power control switch 2, a photoelectric switch, a flag-raising button 3, a flag-lowering button 4, a relay, a roller, a flag pole, a raising and lowering wire, a speed regulator 5 and a box body 10, wherein the photoelectric switch comprises a top photoelectric switch 6 and a bottom photoelectric switch 7, and the relay comprises a flag-raising relay 8 and a flag-lowering relay 9; the power control switch 2, the flag raising button 3, the flag lowering button 4 and the speed regulator 5 are arranged on a panel of the box body 10, the flag raising relay 8 and the flag lowering relay 9 are arranged inside the box body 10, the top photoelectric switch 6 is arranged at the top of the flagpole, and the bottom photoelectric switch 7 is arranged at the height of the flagpole, which is 1/10 away from the ground; the connection mode among each components is as follows: the direct current power supply is connected with the direct current motor 1 after being connected in series with the normally open contacts of the flag raising relay 8 and the flag lowering relay 9 through the power supply control switch 2; after being connected in parallel with the normally open contact of the flag raising button 3 and the flag raising relay 8, one end of the flag raising button is connected to the output positive terminal of the power control switch 2, after the other end of the flag raising button is connected in series with the normally closed contact of the flag raising relay 8, the normally closed contact of the flag lowering relay 9 and the normally closed contact of the top photoelectric switch 6, the normally closed contact of the flag lowering button 4 and the normally open contact of the flag lowering relay 9, one end of the flag lowering button is connected to the output positive terminal of the power control switch 2, after the other end of the flag lowering button is connected in parallel with the normally open contact of the flag lowering relay 9, the normally closed contact of the flag raising relay 8 and the.

And an auxiliary contact of the flag raising relay 8 is connected with an auxiliary contact of the flag lowering relay 9 in parallel and then connected with the direct current motor 1 in series.

The specific working process is as follows: as shown in fig. 1, a power control switch 2, a flag raising button 3, a flag lowering button 4 and a speed regulator 5 are installed on a panel of a box body 10, a flag raising relay 8 and a flag lowering relay 9 are installed inside the box body 10, a top photoelectric switch 6 is installed at the top of a flagpole, a bottom photoelectric switch 7 is installed at a height 1/10 from the ground, and when a national flag descends to the height, the national flag stops descending, and the height is convenient for a controller to take down or install the national flag; when the national flag is required to rise, the edge of the fixed end of the national flag passes through the top photoelectric switch 6, and when the national flag is required to fall, the edge of the fixed end of the national flag passes through the bottom photoelectric switch 7.

Fig. 2 shows that the power control switch 2 is in a closed state, when a flag is raised, the flag raising button 3 is pressed, the coil of the flag raising relay 8 is powered on, the normally open contact of the flag raising relay 8 is closed to form a self-holding loop, and meanwhile, the direct current motor 1 is powered on to drive the national flag to rise. When a flag is lowered, the flag lowering button 4 is pressed, the coil of the flag lowering relay 9 is electrified, the normally open contact of the flag lowering relay 9 is closed to form a self-holding loop, meanwhile, positive and negative power supplies at two ends of the motor are exchanged, the direct current motor 1 is reversed to drive the national flag to descend, when the national flag descends to the bottom of the flagpole, the bottom photoelectric switch 7 is triggered to act, the normally closed contact of the bottom photoelectric switch 7 is opened, the flag lowering loop is disconnected, the power-off normally open contact of the coil of the flag lowering relay 9 is opened, and the national flag stops descending. In the moving process of the national flag, the speed can be adjusted through the speed regulator 5, so that the rising speed of the national flag corresponds to the time of the national song.

The working principle and the embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments. The utility model discloses realize the automatic function that drops into of low pressure stand-by power supply of the different system power supply mode of single generating line or single female segmentation of low pressure system, switch logic simple reliable, convenient operation.

Claims (2)

1. An automatic flag-lifting control device is characterized in that: the device comprises a direct current motor (1), a power control switch (2), a photoelectric switch, a flag raising button (3), a flag lowering button (4), a relay, a rolling shaft, a flag pole, a lifting wire, a speed regulator (5) and a box body (10), wherein the photoelectric switch comprises a top photoelectric switch (6) and a bottom photoelectric switch (7), and the relay comprises a flag raising relay (8) and a flag lowering relay (9); the power control switch (2), the flag raising button (3), the flag lowering button (4) and the speed regulator (5) are installed on a panel of the box body (10), the flag raising relay (8) and the flag lowering relay (9) are installed inside the box body (10), the top photoelectric switch (6) is installed at the top of the flagpole, and the bottom photoelectric switch (7) is installed at the height of the flagpole, which is far from the ground 1/10; the connection mode among each components is as follows: the direct current power supply is connected with the direct current motor (1) after being connected in series with the normally open contacts of the flag raising relay (8) and the flag lowering relay (9) through the power supply control switch (2); one end of the flag raising button (3) is connected with an output positive terminal of the power control switch (2) after being connected with a normally open contact of the flag raising relay (8) in parallel, the other end of the flag raising button is connected with an output negative terminal of the power control switch (2) after being connected with a coil of the flag raising relay (8), a normally closed contact of the flag lowering relay (9) and a normally closed contact of the top photoelectric switch (6) in series, one end of the flag lowering button (4) is connected with an output positive terminal of the power control switch (2) after being connected with a normally open contact of the flag lowering relay (9) in parallel, and the other end of the flag lowering button is connected with an output negative terminal of the power control switch (2) after being connected with a coil of the flag lowering relay (9), a normally closed contact of the flag raising.

2. The automatic flag raising and lowering control device as claimed in claim 1, wherein: the auxiliary contact of the flag raising relay (8) is connected with the auxiliary contact of the flag lowering relay (9) in parallel and then is connected with the direct current motor (1) in series.

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