CN220415760U - Fire control fan control circuit in block terminal - Google Patents
Fire control fan control circuit in block terminal Download PDFInfo
- Publication number
- CN220415760U CN220415760U CN202321793047.9U CN202321793047U CN220415760U CN 220415760 U CN220415760 U CN 220415760U CN 202321793047 U CN202321793047 U CN 202321793047U CN 220415760 U CN220415760 U CN 220415760U
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- control circuit
- circuit
- fire
- control
- fan
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- 239000000779 smoke Substances 0.000 claims abstract description 20
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses a fire-fighting fan control circuit in a distribution box, which comprises a fault indication circuit, a stop indication circuit, a change-over switch control circuit, a smoke mouth linkage control circuit, an automatic control circuit and a manual control circuit, wherein the fault indication circuit, the stop indication circuit, the change-over switch control circuit, the smoke mouth linkage control circuit, the automatic control circuit and the manual control circuit are all electrically connected with a control power supply, and the control power supply is connected with the fire-fighting fan after passing through the circuits. By arranging the circuits, the state display and the control of the working state of the fire-fighting fan can be facilitated, the indication and control requirements of the fire-fighting fan are met, and the whole circuit is simple; by the smoke port linkage control circuit, a plurality of smoke port access points can be reserved, so that the smoke port access points can be conveniently accessed according to the site construction requirements, and the site construction requirements are met.
Description
Technical Field
The utility model belongs to a control circuit in a distribution box, and particularly relates to a fire-fighting fan control circuit in the distribution box.
Background
The fire-fighting fan is an industrial fan which can continuously run for more than 60 minutes at the high temperature of 300 ℃ and is not damaged for 20 hours/time at the temperature of 100 ℃. When a fire disaster occurs, the fire-fighting fan needs to be started in time, and smoke generated in the fire disaster is discharged in time. In order to better check the states of all the fire fans and control the fire fighting wind-proof machine, the smoke discharging state of the fire fans is controlled in time, and a plurality of fire fan control circuits are provided in the prior art, as the application number 202020887097.3 discloses an intelligent fire fan control system, the structure of a peripheral circuit connected with a CPU control unit is complex, the wiring is inconvenient, and the circuit is arranged in advance, and if a smoke outlet is needed to be added on site, the circuit cannot be connected for linkage.
Disclosure of Invention
The object of the present utility model is to provide a fire-fighting fan control circuit in a distribution box that can solve at least one of the above problems.
According to one aspect of the utility model, a fire-fighting fan control circuit in a distribution box is provided, which comprises a fault indication circuit, a stop indication circuit, a change-over switch control circuit, a smoke mouth linkage control circuit, an automatic control circuit and a manual control circuit, wherein the fault indication circuit, the stop indication circuit, the change-over switch control circuit, the smoke mouth linkage control circuit, the automatic control circuit and the manual control circuit are all electrically connected with a control power supply, and the control power supply is connected with the fire-fighting fan after passing through each circuit.
The beneficial effects of the utility model are as follows: by arranging the circuits, the state display and the control of the working state of the fire-fighting fan can be facilitated, the indication and control requirements of the fire-fighting fan are met, and the whole circuit is simple; by the smoke port linkage control circuit, a plurality of smoke port access points can be reserved, so that the smoke port access points can be conveniently accessed according to the site construction requirements, and the site construction requirements are met.
In some embodiments, the fault indication circuit includes a fault relay circuit and a fault indication circuit connected in parallel. Therefore, when the fire-fighting fan fails, alarm display is performed conveniently.
In some embodiments, the smoke port coordinated control circuit comprises a plurality of travel switches connected in parallel. Therefore, a plurality of smoke mouth points are conveniently and correspondingly accessed, and the actual use requirement is met.
In some embodiments, a control box access port is connected in series with the manual control circuit. Therefore, the access of the field control box is facilitated, and the field control is facilitated.
In some embodiments, a fire fan control circuit in a power distribution box further includes an operation indication circuit. Therefore, the working state of the fire-fighting fan is conveniently indicated.
In some embodiments, the automatic control circuit includes a plurality of interfaces connected in parallel. Therefore, the fire control fan is conveniently connected to the fire control center, the fire control fan is conveniently controlled through the fire control center, and remote control of the fire control fan is realized.
In some embodiments, a fire fan control circuit in a power distribution box further includes a control power indication circuit electrically connected to the control power supply. Therefore, whether the fire-fighting fan is powered on or not can be conveniently judged.
Drawings
Fig. 1 is a schematic circuit diagram of a fire-fighting fan control circuit in a distribution box according to the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, the letter n in the drawing is determined by the number of fire fan control circuits in each distribution box. The utility model provides a fire control fan control circuit in block terminal, includes fault indication circuit, stop indication circuit, change over switch control circuit, cigarette mouth linkage control circuit, automatic control circuit and manual control circuit, fault indication circuit, stop indication circuit, change over switch control circuit, cigarette mouth linkage control circuit, automatic control circuit and manual control circuit all are connected with the control power electricity, and the control power is connected with the fire control fan after passing through each circuit. A fuse nFU1 is arranged at the connection of the control power supply and each circuit. Wherein the stop indication circuit includes an indicator light nHR and a contactor nKM1; when the fire-fighting fan stops working, the indicator lamp nHR is on, so that the working state of the fire-fighting fan can be conveniently observed and judged.
When in actual use, the novel fire-fighting fan control circuit is arranged in the box body of the distribution box.
The fault indication circuit includes a fault relay circuit nKA and a fault indication circuit nHY connected in parallel. The fault indication circuit is connected to the fuse nFU1 via a relay nKH. When the fire-fighting fan breaks down, the fault indication circuit gives an alarm through sound and light display, so that the staff can perform corresponding treatment in time.
The change-over switch control circuit comprises a manual control loop, an automatic control loop and a stop control loop, can conveniently switch the working modes of the fire-fighting fan, and meets different use requirements.
The smoke port linkage control circuit comprises a plurality of travel switches SQ 1-SQn which are connected in parallel, so that smoke port access points are reserved, and workers can access smoke ports correspondingly according to the actual situation of the scene under the condition that the layout of the original circuit is not changed; the device can be used as a smoke exhaust fan and a pressurizing blower, meets different use requirements, and improves the overall field applicability.
The manual control circuit is connected with the control box access port 10 in series, so that an access point of the field control box is reserved, the access of the field control box is facilitated, and the control and detection use are facilitated.
The fire-fighting fan control circuit in the distribution box further comprises an operation indicating circuit, and particularly comprises an indicating lamp nHG, so that the operation state of the fire-fighting fan can be indicated conveniently, and a worker can judge the operation state of the fire-fighting fan conveniently.
The automatic control circuit comprises a plurality of interfaces nK1 and nK2 which are connected in parallel, so that the access of automatic control is facilitated.
The fire-fighting fan control circuit in the distribution box further comprises a control power supply indicating circuit, wherein the control power supply indicating circuit comprises an indicating lamp nHW, and the control power supply indicating circuit is electrically connected with a control power supply.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.
Claims (7)
1. The utility model provides a fire control fan control circuit in block terminal, its characterized in that includes fault indication circuit, stop instruction circuit, change over switch control circuit, cigarette mouth linkage control circuit, automatic control circuit and manual control circuit, fault indication circuit, stop instruction circuit, change over switch control circuit, cigarette mouth linkage control circuit, automatic control circuit and manual control circuit all are connected with the control power electricity, the control power is connected with the fire control fan after passing through each circuit.
2. The fire fan control circuit in an electrical box of claim 1, wherein the fault indication circuit comprises a fault relay circuit and a fault indication circuit connected in parallel.
3. The fire fan control circuit in an electrical box of claim 2, wherein the smoke port coordinated control circuit comprises a plurality of travel switches connected in parallel.
4. A fire fan control circuit in a power distribution box according to claim 3, wherein the manual control circuit is connected with a control box access port in series.
5. The fire fan control circuit in an electrical box of claim 4, further comprising an operation indication circuit.
6. The fire fan control circuit in an electrical box of claim 5, wherein the automatic control circuit comprises a plurality of interfaces connected in parallel.
7. The fire fan control circuit in an electrical box of claim 6, further comprising a control power indication circuit, the control power indication circuit being electrically connected to the control power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793047.9U CN220415760U (en) | 2023-07-07 | 2023-07-07 | Fire control fan control circuit in block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793047.9U CN220415760U (en) | 2023-07-07 | 2023-07-07 | Fire control fan control circuit in block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415760U true CN220415760U (en) | 2024-01-30 |
Family
ID=89649249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321793047.9U Active CN220415760U (en) | 2023-07-07 | 2023-07-07 | Fire control fan control circuit in block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415760U (en) |
-
2023
- 2023-07-07 CN CN202321793047.9U patent/CN220415760U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |