CN218065253U - Intelligent roof auto-induction natural ventilator - Google Patents
Intelligent roof auto-induction natural ventilator Download PDFInfo
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- CN218065253U CN218065253U CN202220943979.6U CN202220943979U CN218065253U CN 218065253 U CN218065253 U CN 218065253U CN 202220943979 U CN202220943979 U CN 202220943979U CN 218065253 U CN218065253 U CN 218065253U
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Abstract
The utility model relates to a relay control field specifically is an intelligent roof auto-induction nature ventilator. The utility model provides an intelligent roof auto-induction natural ventilator, includes valve plate (1), characterized by: the three-phase switch is characterized by further comprising a three-phase driving motor (3), four contactors, a switch power supply (6), a wind and rain sensor (7), four moving-on buttons, two travel switches and three indicator lamps, wherein an alternating current input end of the switch power supply (6) is connected with an L-phase end and an N-phase end of a two-phase alternating current power supply (22) through wires respectively, two direct current input ends of the wind and rain sensor (7) are connected with two direct current output ends of the switch power supply (6) through wires respectively, and a signal control end of the wind and rain sensor (7) is connected with one direct current output end of the switch power supply (7) through a wire serially connecting a third moving-on contact (431) of a third contactor (43) and a fourth coil (442) of a fourth contactor (44). The utility model discloses ventilation effect is good, long service life.
Description
Technical Field
The utility model relates to a relay control field specifically is an intelligent roof auto-induction nature ventilator.
Background
The production factory buildings of large manufacturing enterprises are usually provided with natural ventilators on roofs. Currently, most roof natural ventilators are open. Even some are furnished with the valve plate of opening and close, nevertheless because mostly manual operation control, if meet extreme weather and can not in time close, cause rain and snow to fly to splash into indoor easily, influence workshop normal production.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, provide a simple to operate, control accurate factory building controlgear, the utility model discloses an intelligent roof auto-induction nature ventilator.
The utility model discloses a following technical scheme reaches the invention purpose:
the utility model provides an intelligent roof auto-induction natural ventilator, includes the valve plate, and the valve plate is laid on the roof, characterized by: also comprises a three-phase driving motor, four contactors, a switching power supply, a wind and rain sensor, four moving buttons, two travel switches and three indicator lamps,
the phase A of the three-phase alternating current power supply is connected with the phase A end of the three-phase driving motor through a wire which is connected with a first dynamic contact A of the first contactor and the fuse in series, the phase B of the three-phase alternating current power supply is connected with the phase B end of the three-phase driving motor through a wire which is connected with a first dynamic contact B of the first contactor and the fuse in series, the phase C of the three-phase alternating current power supply is connected with the phase C end of the three-phase driving motor through a wire which is connected with a first dynamic contact C of the first contactor and the fuse in series, and the output shaft of the three-phase driving motor is connected with the valve plate through a transmission mechanism which converts rotation into translation;
the three ends of the first movable contact A, the first movable contact B and the first movable contact C are connected with one end of a three-phase alternating-current power supply to serve as power ends and connected with one end of a three-phase driving motor to serve as a motor end, two ends of the second movable contact A of the second contactor are respectively connected with the motor end of the first movable contact A and the power end of the first movable contact B, two ends of the second movable contact B of the second contactor are respectively connected with the power end of the first movable contact A and the motor end of the first movable contact B, and two ends of the third movable contact C of the second contactor are respectively connected with the motor end of the first movable contact C and the power end of the first movable contact C;
the alternating current input end of the switching power supply is connected with the L-phase end and the N-phase end of the two-phase alternating current power supply respectively through leads, the two direct current input ends of the wind and rain sensor are connected with the two direct current output ends of the switching power supply respectively through leads, and the signal control end of the wind and rain sensor is connected with one direct current output end of the switching power supply through a lead which is connected with a third dynamic contact of a third contactor and a fourth coil of a fourth contactor in series;
a third coil of the third contactor and the first movable closing button are sequentially connected in series to form a first circuit;
the first travel switch, a first coil of the first contactor, a break contact of the second contactor and the second moving-on button are sequentially connected in series to form a second circuit, the first indicator lamp is connected in parallel to two ends of a circuit formed by connecting the first travel switch and the first coil of the first contactor in series, and two ends of a first moving-on contact T of the first contactor are connected in parallel to two ends of the second moving-on button;
the second travel switch, the second coil of the second contactor, the first contactor break contact and the third moving-on button are sequentially connected in series to form a third circuit, the second indicator lamp is connected in parallel to two ends of the circuit formed by the second travel switch and the second coil of the second contactor in series, and two ends of the second moving-on contact D of the second contactor are connected in parallel to two ends of the third moving-on button;
the second circuit and the third circuit are connected in parallel and then connected in series with a button breaking linkage to form a fourth circuit;
one end of a fourth moving contact of the fourth contactor is connected with the joint of the first contactor moving break contact and the third moving button, and the other end of the fourth moving contact of the fourth contactor is connected with the joint of the thermal relay and the first moving button;
the first circuit, the fourth circuit and the third indicator light are connected in parallel and then connected in series with a fourth movable button to form a fifth circuit, and the fifth circuit is connected in series with a fuse and then connected in parallel to a two-phase alternating current power supply.
The second circuit and the third circuit are connected in parallel and then are sequentially connected in series with the dynamic break button and the dynamic break contact of the thermal relay to form a fourth circuit, and the thermal relay coil of the thermal relay is connected in series on a lead connecting the three-phase driving motor and the three-phase alternating current power supply.
The utility model discloses during the use, when weather is good, the electricity on the first contactor, the outage of second contactor, three-phase driving motor forward rotation drive valve plate is opened, and wind and rain sensor records the wind speed through the paddle, measures the rain condition through the water gauge, and when wind speed and rain condition had one to reach the setting value, wind and rain sensor sent control signal, the outage of first contactor, and the electricity is gone up to the second contactor, and three-phase driving motor reverse rotation drive valve plate is closed.
The utility model provides a reach the intelligent ventilator of setting value just can self-closing valve plate when wind-force or rainfall, have following beneficial effect: unattended operation, full-automatic response execution action, close in time, improve the security in workshop, ventilation effect is good, long service life.
Drawings
FIG. 1 is a driving circuit diagram of a three-phase driving motor according to the present invention,
fig. 2 is a control circuit diagram of the three-phase driving motor of the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
Example 1
The utility model provides an intelligent roof auto-induction nature ventilator, includes valve plate 1, three-phase driving motor 3, four contactors, switching power supply 6, weather sensor 7, four movive close buttons, two travel switch and three pilot lamp, as shown in figure 1 and figure 2, concrete structure is:
the valve plate 1 is laid on the roof;
the phase A of the three-phase AC power supply 21 is connected with the phase A end of the three-phase driving motor 3 through a wire which is connected with a first movable contact A411 of a first contactor 41 and a fuse 5 in series, the phase B of the three-phase AC power supply 21 is connected with the phase B end of the three-phase driving motor 3 through a wire which is connected with a first movable contact B412 of the first contactor 41 and the fuse 5 in series, the phase C of the three-phase AC power supply 21 is connected with the phase C end of the three-phase driving motor 3 through a wire which is connected with a first movable contact C413 of the first contactor 41 and the fuse 5 in series, the output shaft of the three-phase driving motor 3 is connected with the valve plate 1 through a transmission mechanism which converts rotation into translation, and the transmission mechanism can adopt a chain wheel-chain mechanism;
the three parts of the first movable contact A411, the first movable contact B412 and the first movable contact C413 are connected with one end of a three-phase alternating-current power supply 21 to serve as a power supply end to be connected with one end of a three-phase driving motor 3 to serve as a motor end, two ends of the second movable contact A421 of the second contactor 42 are respectively connected with the motor end of the first movable contact A411 and the power supply end of the first movable contact B412, two ends of the second movable contact B422 of the second contactor 42 are respectively connected with the power supply end of the first movable contact A411 and the motor end of the first movable contact B412, and two ends of the third movable contact C423 of the second contactor 42 are respectively connected with the motor end of the first movable contact C413 and the power supply end of the first movable contact C413;
the alternating current input end of the switching power supply 6 is respectively connected with the L-phase end and the N-phase end of the two-phase alternating current power supply 22 through leads, the two direct current input ends of the wind and rain sensor 7 are respectively connected with the two direct current output ends of the switching power supply 6 through leads, and the signal control end of the wind and rain sensor 7 is connected with one direct current output end of the switching power supply 6 through a lead which is connected with the third dynamic contact 431 of the third contactor 43 and the fourth coil 442 of the fourth contactor 44 in series;
the third coil 432 of the third contactor 43 and the first movable on-off button 81 are sequentially connected in series to form a first circuit;
the first travel switch 91, the first coil 416 of the first contactor 41, the second contactor break contact 425 and the second moving-on button 82 are sequentially connected in series to form a second circuit, the first indicator light 101 is connected in parallel to two ends of the circuit formed by the first travel switch 91 and the first coil 416 of the first contactor 41 in series, and two ends of the first moving-on contact 414 of the first contactor 41 are connected in parallel to two ends of the second moving-on button 82;
the second travel switch 92, the second coil 426 of the second contactor 42, the first contactor break contact 415 and the third moving-on button 83 are sequentially connected in series to form a third circuit, the second indicator light 102 is connected in parallel to two ends of the circuit formed by the second travel switch 92 and the second coil 426 of the second contactor 42 in series, and two ends of the second moving-on contact 424 of the second contactor 42 are connected in parallel to two ends of the third moving-on button 83;
the second circuit and the third circuit are connected in parallel and then are connected in series with a dynamic-off button 9 to form a fourth circuit;
one end of a fourth moving contact 441 of the fourth contactor 44 is connected with the joint of the first contactor moving contact 415 and the third moving button 83, and the other end of the fourth moving contact 441 of the fourth contactor 44 is connected with the joint of the thermal relay 11 and the first moving button 81;
the first circuit, the fourth circuit and the third indicator light 103 are connected in parallel and then connected in series with the fourth moving-closing button 84 to form a fifth circuit, and the fifth circuit is connected in series with the fuse 5 and then connected in parallel with the two-phase alternating current power supply 22.
In this embodiment, the second circuit and the third circuit are connected in parallel and then connected in series with the trip button 9 and the trip contact 111 of the thermo-relay 11 in order to constitute a fourth circuit, and the thermo-relay coil 112 of the thermo-relay 11 is connected in series to a wire connecting the three-phase drive motor 3 and the three-phase ac power supply 21.
When the wind-rain sensor 7 measures the wind speed through the blades, the rain condition is measured through the water gauge, when one of the wind speed and the rain condition reaches a set value, the wind-rain sensor 7 sends a control signal, the first contactor 41 is powered off, the second contactor 42 is powered on, and the three-phase driving motor 3 rotates reversely to drive the valve plate 1 to close.
Claims (2)
1. The utility model provides an intelligent roof auto-induction natural ventilator, includes valve plate (1), and valve plate (1) are laid on the roof, characterized by: also comprises a three-phase driving motor (3), four contactors, a switching power supply (6), a wind and rain sensor (7), four moving buttons, two travel switches and three indicator lamps,
the phase A of a three-phase alternating current power supply (21) is connected with the phase A end of a three-phase driving motor (3) through a lead which is connected with a first movable contact A (411) of a first contactor (41) and a fuse (5) in series, the phase B of the three-phase alternating current power supply (21) is connected with the phase B end of the three-phase driving motor (3) through a lead which is connected with a first movable contact B (412) of the first contactor (41) and the fuse (5) in series, the phase C of the three-phase alternating current power supply (21) is connected with the phase C end of the three-phase driving motor (3) through a lead which is connected with a first movable contact C (413) of the first contactor (41) and the fuse (5) in series, and the output shaft of the three-phase driving motor (3) is connected with a valve plate (1) through a transmission mechanism;
the three parts of a first dynamic contact A (411), a first dynamic contact B (412) and a first dynamic contact C (413) are connected with one end of a three-phase alternating current power supply (21) to be used as a power supply end to be connected with one end of a three-phase driving motor (3) to be used as a motor end, two ends of a second dynamic contact A (421) of a second contactor (42) are respectively connected with the motor end of the first dynamic contact A (411) and the power end of the first dynamic contact B (412), two ends of a second dynamic contact B (422) of the second contactor (42) are respectively connected with the power supply end of the first dynamic contact A (411) and the motor end of the first dynamic contact B (412), and two ends of a third dynamic contact C (423) of the second contactor (42) are respectively connected with the power end of the first dynamic contact C (413) and the power end of the first dynamic contact C (413);
the alternating current input end of the switching power supply (6) is connected with the L-phase end and the N-phase end of the two-phase alternating current power supply (22) through leads respectively, the two direct current input ends of the wind and rain sensor (7) are connected with the two direct current output ends of the switching power supply (6) through leads respectively, and the signal control end of the wind and rain sensor (7) is connected with one direct current output end of the switching power supply (6) through a lead which is connected with the third movable contact (431) of the third contactor (43) and the fourth coil (442) of the fourth contactor (44) in series;
the third coil (432) of the third contactor (43) and the first movable closing button (81) are sequentially connected in series to form a first circuit;
the first travel switch (91), a first coil (416) of the first contactor (41), a second contactor break contact (425) and a second moving on button (82) are sequentially connected in series to form a second circuit, the first indicator lamp (101) is connected to two ends of the circuit formed by the first travel switch (91) and the first coil (416) of the first contactor (41) in series in parallel, and two ends of a first moving on contact (414) of the first contactor (41) are connected to two ends of the second moving on button (82) in parallel;
the second travel switch (92), the second coil (426) of the second contactor (42), the first contactor break contact (415) and the third moving-on button (83) are sequentially connected in series to form a third circuit, the second indicator lamp (102) is connected in parallel to two ends of the circuit formed by the second travel switch (92) and the second coil (426) of the second contactor (42) in series, and two ends of the second moving-on contact (424) of the second contactor (42) are connected in parallel to two ends of the third moving-on button (83);
the second circuit and the third circuit are connected in parallel and then are connected in series with a disconnection button (9) to form a fourth circuit;
one end of a fourth moving contact (441) of the fourth contactor (44) is connected with the connection part of the first contactor moving contact (415) and the third moving button (83), and the other end of the fourth moving contact (441) of the fourth contactor (44) is connected with the connection part of the thermal relay (10) and the first moving button (81);
the second circuit and the third circuit are connected in parallel and then are sequentially connected in series with a dynamic breaking button (9) and a dynamic breaking contact (111) of a thermal relay (11) to form a fourth circuit, and a thermal relay coil (112) of the thermal relay (11) is connected in series with a lead connecting a three-phase driving motor (3) and a three-phase alternating current power supply (21);
the first circuit, the fourth circuit and the third indicator light (103) are connected in parallel and then connected in series with a fourth movable button (84) to form a fifth circuit, and the fifth circuit is connected in series with a fuse (5) and then connected in parallel with the two-phase alternating current power supply (22).
2. The intelligent rooftop auto-induction natural ventilator of claim 1 further comprising: also comprises a thermal relay (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220943979.6U CN218065253U (en) | 2022-04-22 | 2022-04-22 | Intelligent roof auto-induction natural ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220943979.6U CN218065253U (en) | 2022-04-22 | 2022-04-22 | Intelligent roof auto-induction natural ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218065253U true CN218065253U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220943979.6U Active CN218065253U (en) | 2022-04-22 | 2022-04-22 | Intelligent roof auto-induction natural ventilator |
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| Country | Link |
|---|---|
| CN (1) | CN218065253U (en) |
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- 2022-04-22 CN CN202220943979.6U patent/CN218065253U/en active Active
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