CN211953150U - Fresh air system applied to shore bridge electric room - Google Patents
Fresh air system applied to shore bridge electric room Download PDFInfo
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- CN211953150U CN211953150U CN202020659205.1U CN202020659205U CN211953150U CN 211953150 U CN211953150 U CN 211953150U CN 202020659205 U CN202020659205 U CN 202020659205U CN 211953150 U CN211953150 U CN 211953150U
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Abstract
The utility model discloses a fresh air system applied to a shore bridge electric room, which comprises a shore bridge PLC, an air supply mechanism and an air exhaust mechanism; the air supply mechanism comprises a wall-type fresh air fan which is arranged on the wall of the electric room and guides outdoor fresh air into the electric room, a rainproof elbow is sleeved on the outer side of an air inlet of the wall-type fresh air fan, a dustproof structure is arranged on the air inlet end of the rainproof elbow, and a blocking structure is arranged on an air outlet of the wall-type fresh air fan; the air exhaust mechanism comprises a roof type exhaust fan which is arranged at the top of the electric room and exhausts hot air in the electric room; temperature probes are arranged inside and outside the electric room and connected with the shore bridge PLC; the system also comprises a power cable for supplying power and a switch for controlling the start and/or stop of the wall type fresh air fan and the roof type exhaust fan, wherein the switch is connected with the shore bridge PLC. The utility model discloses help reducing the consumption of bank bridge on the energy, prolong the life of equipment such as electric room air conditioner, reduce pollution.
Description
Technical Field
The utility model relates to a harbour container crane bank bridge electric room cooling equipment, more specifically say, relate to a be applied to new trend system in bank bridge electric room.
Background
The mode of the electric room cooling of the existing harbor container crane shore bridge mainly adopts the air conditioner to cool, and along with the deepening of the idea of green energy conservation and environmental protection, the energy-saving and environment-friendly shore bridge is more and more emphasized by wharf users, so that in the design of the shore bridge, the improvement scheme which is suitable for reducing energy consumption and improving efficiency in all aspects of the shore bridge is also searched.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned defect that exists among the prior art, the utility model aims at providing a be applied to new trend system of bank bridge electric room helps reducing the consumption of bank bridge on the energy, prolongs the life of equipment such as electric room air conditioner, pollution abatement.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fresh air system applied to a shore bridge electric room comprises a shore bridge PLC, an air supply mechanism and an air exhaust mechanism;
the air supply mechanism comprises a wall-type fresh air fan which is arranged on the wall of the electric room and guides outdoor fresh air into the electric room, a rain-proof elbow is sleeved on the outer side of an air inlet of the wall-type fresh air fan, a dustproof structure is arranged at the air inlet end of the rain-proof elbow, and a blocking structure is arranged at an air outlet of the wall-type fresh air fan;
the air exhaust mechanism comprises a roof type exhaust fan which is arranged at the top of the electric room and exhausts hot air in the electric room;
temperature probes are arranged inside and outside the electric room and connected with the shore bridge PLC;
the system also comprises a power cable for supplying power and a switch for controlling the wall fresh air fan and the roof type exhaust fan to start and/or stop, wherein the switch is connected with the shore bridge PLC.
The dustproof structure is a filter screen, the filter screen is two-layer, the outer layer is a primary filter screen, and the inner layer is a secondary filter screen.
The blocking structure is a self-hanging louver.
And an air inlet of the roof type exhaust fan is provided with an automatic air valve.
The switch is a 380V three-phase alternating current contactor.
And the temperature probes are connected with the shore bridge PLC through signal transmission cables.
In the technical scheme, the utility model provides a be applied to new trend system in bank bridge electric room through adopting the circulation of air principle, introduces external cold wind and gives indoor cooling, the utility model discloses new trend system is one set of independent air treatment system of compriseing air supply mechanism and exhaust mechanism, considers that electric room area is less, the utility model discloses a new trend system of no pipeline. The utility model discloses the new trend system can effectively introduce external mobile low temperature air after launching, forms several effectual negative pressure regions indoor for the room air is continuous flows to the negative pressure region and through exhaust system discharge outdoor, and the effectual automatically controlled cabinet that gives indoor calorific capacity is big cools down. More importantly the utility model discloses the new trend system during operation stops high-power air conditioner operation, reduces power consumption, extension air conditioner life, reduces air conditioner maintenance and maintenance cost.
Drawings
FIG. 1 is a schematic view of the installation of the fresh air system of the present invention outside the electrical room;
FIG. 2 is a schematic view of the installation of the fresh air system in the electric room;
fig. 3 is the working principle diagram of the new air system of the utility model.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Please refer to fig. 1-2, the utility model provides a be applied to new trend system in bank bridge electric room, including bank bridge PLC, still include air supply mechanism and exhaust mechanism.
The air supply mechanism is arranged above a gate of the electric room and guides outdoor fresh air into the wall-type fresh air fan 1 in the electric room.
The rain-proof elbow 2 is sleeved on the outer side of the air inlet of the wall type fresh air fan 1, so that rainwater is prevented from not only protecting the air inlet of the wall type fresh air fan 1, but also preventing the rainwater from flowing backwards to an electric room.
The inlet end of the rain-proof elbow 2 is provided with the dustproof structure 3, the dustproof structure 3 is a pull-type filter screen, the filter screen is two-layer, the outer layer is a primary filter screen, toxic and harmful substances such as large-particle dust and bugs in the air outside the effective filter chamber are effectively filtered, and the inner layer is a middle-effect filter screen and small-particle substances such as pollen outside the filter chamber.
The air outlet of the wall type fresh air fan 1 is provided with the self-hanging shutter 4, and when the wall type fresh air fan 1 operates, outdoor introduced wind power automatically blows up the shutter on the self-hanging shutter 4 and introduces fresh air. Once the wall type fresh air fan 1 stops running, after the original air conditioner runs, the shutter on the self-hanging shutter 4 automatically hangs down, indoor air is effectively prevented from flowing out of a room through the air outlet of the wall type fresh air fan 1, and the one-way non-return function is achieved.
An outdoor stainless steel temperature probe 5 is arranged on the outer side of the rainproof elbow 2 and is suitable for an outdoor environment with the temperature ranging from minus 46 ℃ to 50 ℃, and the temperature probe 5 transmits external temperature data back to a shore bridge PLC in real time through a signal transmission cable so as to remotely control the start and stop of the air supply mechanism.
The air exhaust mechanism comprises 3 air exhaust amount 2000 roof type exhaust fans 6 which are arranged on the top of the electric house and exhaust hot air in the electric house, and can effectively exhaust hot air and waste gas generated by a frequency converter and the like to the outside of the electric house and force a new air flow field to be formed in the system.
An air inlet of the roof type exhaust fan 6 is provided with an automatic air valve 7, and when the roof type exhaust fan 6 runs, the automatic air valve 7 is opened automatically to exhaust air in the electric room. Once the roof type exhaust fan 6 stops running, the automatic air valve 7 is closed after the original air conditioner runs, and indoor air is effectively prevented from flowing out of the room through the air inlet of the roof type exhaust fan 6.
Install temperature probe 8 in the electric room, temperature probe 8 passes back bank bridge PLC with inside temperature data through the signal transmission cable in real time, carries out long-range start-stop control to exhaust mechanism.
Still including being used for giving the utility model discloses the power cable of new trend system power supply to and be used for controlling the switch that new fan of wall type 1, roof formula exhaust fan 6 start and/or stop, the switch is connected with shore bridge PLC, and 380V three-phase ac contactor is chooseed for use to the switch.
Please refer to fig. 3, the working principle of the new air system of the present invention is as follows:
the cold air is conveyed to the electric room through the wall-type fresh air fan 1, according to the principle of expansion with heat and contraction with cold, the hot air expands, so that the number of air molecules in a certain volume is reduced, the relative hot air density is lower than that of the cold air, namely, the hot air is lighter than that of the cold air, therefore, the indoor hot air rises and the cold air falls, so that the indoor hot air and/or waste gas is gathered near a roof, the indoor hot air and/or waste gas is exhausted out of the room through the roof-type exhaust fan 6, after the hot air is extracted, low air pressure is generated in the room, the outdoor cold air is continuously input into the room through the wall-type fresh air fan 1, the extracted hot air space is filled, the effects of reducing the air temperature and removing the waste gas are achieved, and the indoor air becomes cool.
The utility model discloses new trend system's control principle as follows:
the temperature probes 8 and 5 are respectively installed indoors and outdoors in the electric room, the indoor and outdoor temperatures are detected in real time, meanwhile, data are transmitted back to the shore bridge PLC in real time, and the shore bridge PLC remotely controls the start and stop of the wall-type fresh air fan 1 and the roof-type exhaust fan 6. Through the utility model discloses the new trend system realizes the cooling to electric room, reduces the operation of original air conditioner, reduces power consumption, extension air conditioner life, reduces air conditioner maintenance and maintenance cost.
In addition, for convenient control, the utility model discloses new trend system has two kinds of manual/automatic opening and stops the mode, and manual opening and stopping the mode mainly realizes through switch 380V three-phase ac contactor, and 380V three-phase ac contactor sets up on automatically controlled cabinet, has automatic/stop/manual tribit selection switch, as the switch that temperature probe trouble bypass or user were manually opened.
The automatic start-stop mode is as follows:
1) when outdoor temperature was less than 15 ℃ and when indoor temperature was higher than 24 ℃, bank bridge PLC controlled the utility model discloses the new trend system starts, the leading-in indoor cooling of outdoor filterable cold air.
2) After indoor temperature is less than 20 ℃, bank bridge PLC control the utility model discloses new trend system time delay 10 minutes stops, treats that indoor temperature is higher than 24 ℃ after the restart.
3) When the temperature of the electric room is higher than 25 ℃, the fresh air system stops, the shore bridge PLC controls the air conditioner to start, and the air conditioner refrigerates to 24 ℃. When the temperature is lower than 24 ℃, the air conditioner is delayed for 5 minutes and stopped.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a be applied to new trend system in bank bridge electricity gas room, includes bank bridge PLC, its characterized in that: the air supply device also comprises an air supply mechanism and an air exhaust mechanism;
the air supply mechanism comprises a wall-type fresh air fan which is arranged on the wall of the electric room and guides outdoor fresh air into the electric room, a rain-proof elbow is sleeved on the outer side of an air inlet of the wall-type fresh air fan, a dustproof structure is arranged at the air inlet end of the rain-proof elbow, and a blocking structure is arranged at an air outlet of the wall-type fresh air fan;
the air exhaust mechanism comprises a roof type exhaust fan which is arranged at the top of the electric room and exhausts hot air in the electric room;
temperature probes are arranged inside and outside the electric room and connected with the shore bridge PLC;
the system also comprises a power cable for supplying power and a switch for controlling the wall fresh air fan and the roof type exhaust fan to start and/or stop, wherein the switch is connected with the shore bridge PLC.
2. The fresh air system applied to the shore bridge electric room as claimed in claim 1, wherein: the dustproof structure is a filter screen, the filter screen is two-layer, the outer layer is a primary filter screen, and the inner layer is a secondary filter screen.
3. The fresh air system applied to the shore bridge electric room as claimed in claim 1, wherein: the blocking structure is a self-hanging louver.
4. The fresh air system applied to the shore bridge electric room as claimed in claim 1, wherein: and an air inlet of the roof type exhaust fan is provided with an automatic air valve.
5. The fresh air system applied to the shore bridge electric room as claimed in claim 1, wherein: the switch is a 380V three-phase alternating current contactor.
6. The fresh air system applied to the shore bridge electric room as claimed in claim 1, wherein: and the temperature probes are connected with the shore bridge PLC through signal transmission cables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020659205.1U CN211953150U (en) | 2020-04-27 | 2020-04-27 | Fresh air system applied to shore bridge electric room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020659205.1U CN211953150U (en) | 2020-04-27 | 2020-04-27 | Fresh air system applied to shore bridge electric room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211953150U true CN211953150U (en) | 2020-11-17 |
Family
ID=73162298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020659205.1U Active CN211953150U (en) | 2020-04-27 | 2020-04-27 | Fresh air system applied to shore bridge electric room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211953150U (en) |
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2020
- 2020-04-27 CN CN202020659205.1U patent/CN211953150U/en active Active
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