CN111271312A - Fire control smoke exhaust fan block terminal - Google Patents
Fire control smoke exhaust fan block terminal Download PDFInfo
- Publication number
- CN111271312A CN111271312A CN202010223257.9A CN202010223257A CN111271312A CN 111271312 A CN111271312 A CN 111271312A CN 202010223257 A CN202010223257 A CN 202010223257A CN 111271312 A CN111271312 A CN 111271312A
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- China
- Prior art keywords
- module
- speed
- low
- distribution box
- smoke exhaust
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
Abstract
The invention discloses a fire-fighting smoke exhaust fan distribution box, which comprises a distribution box body, a control host computer and an operation panel, wherein the control host computer is positioned in the distribution box body, the operation panel is positioned on the front side of the distribution box body, the control host computer comprises a manual-automatic switching module, a fire-fighting starting module, a fan operation module, a thermal overload protection module and a fault feedback module, the fire-fighting starting module comprises a forced starting module and a remote starting and stopping module, the fan operation module comprises a high-speed operation module and a low-speed operation module, the thermal overload protection module comprises a high-speed overload module and a low-speed overload module, the high-speed overload module is correspondingly connected with the high-speed operation module, and the low-speed overload module is correspondingly connected with the low-speed operation module.
Description
Technical Field
The invention belongs to the technical field of distribution box equipment, and particularly relates to a distribution box of a fire-fighting smoke exhaust fan.
Background
At present, the problem that the fire-fighting smoke exhaust system of the building facility is exposed is many, especially the problem existing in the aspect of the fire-fighting smoke exhaust system of a high-rise building needs to be solved, and in the actual use process, a lot of fires are serious consequences caused by the bad problem of the smoke exhaust system. In the fire-fighting smoke exhaust system, a smoke exhaust fan is a core part of the fire-fighting smoke exhaust system, whether the smoke exhaust fan can stably operate determines the quality of the whole smoke exhaust system, wherein control equipment of the fire-fighting smoke exhaust fan is called a fire-fighting smoke exhaust fan distribution box, also called a fire-fighting fan control box, is mainly used for controlling the starting and stopping of the fire-fighting smoke exhaust fan, is suitable for places needing ventilation such as high-rise buildings, underground buildings and tunnels, is also used in a large number of high-temperature smoke exhaust places such as drying rooms, and can effectively ventilate and prevent fire disasters by using the fire-fighting smoke exhaust fan in the. However, the existing control method for the distribution box of the fire-fighting smoke exhaust fan is single, can only be simply opened and closed, is not provided with an overload protection mechanism, and cannot timely inform users through a fault alarm device when the smoke exhaust fan breaks down.
Disclosure of Invention
The invention aims to: the utility model provides a fire control smoke exhaust fan block terminal, solves the technical problem that the control method that exists is single, do not have overload protection mechanism and can not timely fault alarm. The technical scheme adopted by the invention is as follows:
the utility model provides a fire control smoke exhaust fan block terminal, including the distribution box, be located the main control system in the distribution box and be located the operating panel on the distribution box front side, the main control system includes manual automatic switch-over module, fire control start module, fan operation module, thermal overload protection module and fault feedback module, fire control start module is including forcing start module and remote start-stop module, fan operation module includes high-speed operation module and low-speed operation module, high-speed operation module adopts KM2 contactor and KM3 contactor, low-speed operation module adopts KM1 contactor, thermal overload protection module includes high-speed overload module and low-speed overload module, high-speed overload module corresponds with high-speed operation module and is connected, low-speed overload module corresponds with low-speed operation module and is connected, high-speed overload module adopts FR1 thermal relay, low-speed overload module adopts FR2 thermal relay.
Furthermore, the control host is controlled by a microcontroller, and the microcontroller is connected with the operation panel.
Further, fire control start module includes start button and stop button, and start button and stop button all set up on operating panel.
Further, the forced start module is started by a fire-fighting DC24V relay.
Furthermore, the fault feedback module comprises an alarm lamp and a sounding alarm assembly, and receives the alarm signal and controls the corresponding alarm lamp to be turned on and the sounding alarm assembly to sound.
Furthermore, the operating panel is provided with a plurality of LED display lamps, the LED display lamps respectively indicate a high-speed running state, a high-speed overload state, a low-speed running state, a low-speed overload state, a manual control state, an automatic control state and an exhaust valve fault state, and the LED display lamps indicating different states are connected with corresponding modules inside the host.
Furthermore, a high-speed starting switch, a high-speed stopping switch, a low-speed starting switch, a low-speed stopping switch and a manual-automatic change-over switch are arranged on the control panel, and the high-speed starting switch, the high-speed stopping switch, the low-speed starting switch, the low-speed stopping switch and the manual-automatic change-over switch are connected with corresponding modules in the control host through respective independent control circuits.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the fire-fighting smoke exhaust fan is controlled by the control host, the control host is operated by the operation panel, the manual-automatic switching module can ensure that the control host has multiple control modes, and can perform control in different modes according to the requirements of the conditions, the forced starting module can receive a fire signal detected by a related fire sensor and sent out when a fire breaks out to start a high-speed starting switch in the high-speed running module, and automatically cut off a low-speed stop switch in the low-speed running module to achieve the effect of rapid smoke exhaust and ventilation, and the fire-fighting smoke exhaust fan is mainly kept in a low-speed running state at ordinary times, so that the fire-fighting smoke exhaust fan achieves the conventional ventilation effect.
2. According to the invention, the high-speed overload module is correspondingly connected with the high-speed operation module, the low-speed overload module is correspondingly connected with the low-speed operation module, the fire-fighting smoke exhaust fan can be effectively protected, the fire-fighting smoke exhaust fan has a thermal overload protection function, the thermal overload protection function can be ensured to be normally exerted in a high-speed operation state and a low-speed operation state, the state of the fire-fighting smoke exhaust fan can be timely detected by adopting the alarm lamp and the sounding alarm component, whether the fire-fighting smoke exhaust fan breaks down or not can be timely judged, and the fire-fighting smoke exhaust fan can be conveniently checked and.
3. According to the invention, the running state of the fire-fighting smoke exhaust fan can be accurately displayed on the control panel by adopting the LED display lamp, the fire-fighting smoke exhaust fan can be accurately maintained when the fire-fighting smoke exhaust fan breaks down, the corresponding modules in the host are respectively controlled by adopting the high-speed starting switch, the high-speed stopping switch, the low-speed starting switch, the low-speed stopping switch and the manual-automatic switching switch, the complexity of the fire-fighting smoke exhaust fan in the aspect of control can be reduced, and the control modules are ensured not to be influenced mutually.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the connection of ports 1-16 of the control host;
FIG. 3 is a schematic diagram of the electrical connections of the LED display lamp and the VCC power supply;
fig. 4 is a schematic diagram of the electrical connection of the rotary switch and the VCC power supply.
The labels in the figure are: 101-a power distribution box body, 102-an operation panel, 103-a display panel, 104-an operation panel, 105-a start button, 106-a stop button, 107-an LED display lamp, 108-a knob switch, 109-a rectangular protective shell, 110-an alarm lamp and 111-an audible alarm component.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, a fire protection and smoke exhaust fan distribution box comprises a distribution box body 101, a control host located inside the distribution box body 101, and an operation panel 102 located on the front side wall of the distribution box body 101, wherein the control host is controlled by a microcontroller, and the microcontroller is connected with the operation panel 102. The control host comprises a manual-automatic switching module, a fire-fighting starting module, a fan operation module, a thermal overload protection module and a fault feedback module. Fire control start module is including forcing start module and remote start-up and stop the module, fire control start module includes start button 105 and stop button 106, start button 105 and stop button 106 all set up on operating panel 102, force the start module and adopt fire control DC24V relay to start, force the start module can be directly connected with DC 24V's power, this embodiment adopts and is provided with switching power supply in the inside of the main control system, will even enter 220V voltage conversion of fire control smoke exhaust fan case into DC24V through switching power supply. The fan operation module includes high-speed operation module and low-speed operation module, high-speed operation module adopts KM2 contactor and KM3 contactor, low-speed operation module adopts KM1 contactor, thermal overload protection module includes high-speed overload module and low-speed overload module, high-speed overload module corresponds with high-speed operation module and is connected, low-speed overload module corresponds with low-speed operation module and is connected, high-speed overload module adopts FR1 thermal relay, low-speed overload module adopts FR2 thermal relay, can the different operation module of independent control, and each other does not influence. The fault feedback module comprises a warning lamp 110 and a sounding alarm assembly 112, receives an alarm signal and controls the corresponding warning lamp 110 to be turned on and the sounding alarm assembly 112 to sound, and the warning lamp 110 and the sounding alarm assembly 112 are both arranged at the top of the power distribution box 101. As shown in fig. 2, the high-speed overload module, the low-speed overload module, the remote start-stop module, the high-speed operation module and the low-speed operation module are all connected with 220V voltage connected with the power distribution box 101 through 1-16 ports.
As shown in fig. 3 and 4, the operation panel 102 is disposed on the upper portion of the front side wall of the power distribution box 101 along a direction parallel to the front side wall of the power distribution box 101, the alarm lamp 110 and the audible alarm component 112 are both located above the operation panel 102, the operation panel 102 includes an operation panel 103 located on the upper portion of the operation panel 102 and an operation panel 104 located on the lower portion of the operation panel 102, a plurality of LED display lamps 107 are disposed on the operation panel 103, the plurality of LED display lamps 107 respectively indicate a high-speed running state, a high-speed overload state, a low-speed running state, a low-speed overload state, a manual control state, an automatic control state and an exhaust valve fault state, the LED display lamps 107 indicating different states are connected with corresponding modules inside the host, and all the LED display lamps 107 are protected by a rectangular protective shell 109 disposed on the operation panel 103. The operation panel 104 is provided with a plurality of knob switches 108, the knob switches 108 include a high-speed starting switch, a high-speed stopping switch, a low-speed starting switch, a low-speed stopping switch and a manual-automatic transfer switch, the high-speed starting switch, the high-speed stopping switch, the low-speed starting switch, the rear ends of the low-speed stopping switch and the manual-automatic transfer switch are connected with a control host inside the power distribution box 101 through connecting wires penetrating through the front side wall of the power distribution box 101, the high-speed starting switch, the high-speed stopping switch, the low-speed starting switch, the low-speed stopping switch and the manual-automatic transfer switch are connected with corresponding modules inside the control host through independent control circuits, and the control circuits are not interfered with one another. The start button 105 and the stop button 106 are also arranged on the operation panel 104, the start button 105 and the stop button 106 are arranged below the high-speed start switch, the high-speed stop switch, the low-speed start switch, the low-speed stop switch and the manual-automatic change-over switch, the fire-fighting smoke exhaust fan can be conveniently controlled to be turned on and off, meanwhile, for convenience of control, the start button 105 is arranged on the left side of the stop button 106, and character marks are arranged below the start button 105 and the stop button 106.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a fire control smoke exhaust fan block terminal which characterized in that: including the distribution box, be located the main control system of distribution box and be located the operating panel on the distribution box front side, the main control system includes manual automatic switch-over module, fire control start module, fan operation module, thermal overload protection module and trouble feedback module, fire control start module is including forcing start module and long-range start-stop module, fan operation module includes high-speed operation module and low-speed operation module, thermal overload protection module includes high-speed overload module and low-speed overload module, and high-speed overload module corresponds with high-speed operation module to be connected, and low-speed overload module corresponds with low-speed operation module to be connected.
2. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the control host is controlled by a microcontroller, and the microcontroller is connected with the operation panel.
3. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the fire-fighting starting module comprises a starting button and a stopping button, and the starting button and the stopping button are both arranged on the operation panel.
4. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the fire protection starting module is started by a fire protection DC24V relay.
5. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the fault feedback module comprises an alarm lamp and a sounding alarm assembly, and receives an alarm signal and controls the corresponding alarm lamp to be turned on and the sounding alarm assembly to sound.
6. The fire protection and smoke exhaust fan distribution box of claim 5, wherein: alarm lamp and sound production warning subassembly all set up the top at distribution box.
7. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the operating panel is provided with a plurality of LED display lamps, the LED display lamps respectively indicate a high-speed running state, a high-speed overload state, a low-speed running state, a low-speed overload state, a manual control state, an automatic control state and an exhaust valve fault state, and the LED display lamps indicating different states are connected with corresponding modules inside the host.
8. The fire protection and smoke exhaust fan distribution box of claim 1, characterized in that: the control panel is provided with a high-speed starting switch, a high-speed stopping switch, a low-speed starting switch, a low-speed stopping switch and a manual-automatic change-over switch, and the high-speed starting switch, the high-speed stopping switch, the low-speed starting switch, the low-speed stopping switch and the manual-automatic change-over switch are connected with corresponding modules inside the control host through respective independent control circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010223257.9A CN111271312A (en) | 2020-03-26 | 2020-03-26 | Fire control smoke exhaust fan block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010223257.9A CN111271312A (en) | 2020-03-26 | 2020-03-26 | Fire control smoke exhaust fan block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111271312A true CN111271312A (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010223257.9A Pending CN111271312A (en) | 2020-03-26 | 2020-03-26 | Fire control smoke exhaust fan block terminal |
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| Country | Link |
|---|---|
| CN (1) | CN111271312A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439766A (en) * | 2021-12-20 | 2022-05-06 | 中国建材国际工程集团有限公司 | Control method of electric air valve of fan |
-
2020
- 2020-03-26 CN CN202010223257.9A patent/CN111271312A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114439766A (en) * | 2021-12-20 | 2022-05-06 | 中国建材国际工程集团有限公司 | Control method of electric air valve of fan |
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