Temporary Air Conditioning and Ventilation System for Passenger Ship Construction

Abstract

The present invention relates to a temporary air-conditioning and ventilation system for passenger ship construction, comprising: two louvers respectively for air intake and exhaust, a station chilled water unit for providing chilled water, and an air conditioner unit for air exchange; the louver at the air intake is connected to a water separator; the water separator is connected to a first air damper; the first air damper is connected to the air conditioner unit; the air conditioner unit is connected to a second air damper; the second air damper is respectively connected to a variable air volume terminal, a fan coil unit and a ventilation terminal; the variable air volume terminal, the fan coil unit and the ventilation terminal are connected to an exhaust fan; the exhaust fan is connected to the louver at the air outlet; the chilled water unit is connected to the air conditioner unit through a temporary connection pipe. It solves the problem of too high or too low temperature in the cabin during the cruise ship construction stage and improves the construction efficiency.

Description

Technical Field

[0001] The present invention relates to a temporary air conditioning and ventilation system for passenger ship construction. Background Art

[0002] During the construction phase of a cruise ship, the construction environment is harsh, and the space is narrow in many places, with high or low temperatures. Therefore, temporary air conditioning and ventilation are required to improve the construction environment in some areas. However, for the construction phase of a passenger ship, the air conditioning water system and power system are not completed during the long construction period, so the central air conditioning refrigerant water cannot be selected to provide refrigerant water for the air conditioner. Therefore, the central air conditioning cannot operate normally, and a temporary air conditioning and ventilation system needs to be designed. Summary of the Invention

[0003] The purpose of the present invention is to provide a temporary air conditioning and ventilation system for passenger ship construction to overcome the defects that the construction environment of a cruise ship is harsh during the construction phase, and the space is narrow and the temperature is high or low in many places.

[0004] The technical solution to achieve the above purpose is as follows:

[0005] The temporary air conditioning and ventilation system for passenger ship construction includes: two louvers respectively for air intake and exhaust, a station chilled water unit for providing chilled water, and an air conditioner unit for air exchange;

[0006] The louver at the air intake is connected to a water eliminator;

[0007] The water eliminator is connected to a first air damper;

[0008] The first air damper is connected to the air conditioner unit;

[0009] The air conditioner unit is connected to a second air damper;

[0010] The second air damper is respectively connected to a variable air volume terminal, a fan coil unit, and a ventilation terminal;

[0011] The variable air volume terminal, the fan coil unit, and the ventilation terminal are connected to an exhaust fan;

[0012] The exhaust fan is connected to the louver at the air outlet;

[0013] The chilled water unit is connected to the air conditioner unit through a temporary connection pipe.

[0014] Preferably, the air conditioner unit includes a filter, a refrigeration coil, a heating coil, and a supply fan;

[0015] The first air damper is connected to the filter;

[0016] The filter is respectively connected to the refrigeration coil and the heating coil;

[0017] The refrigeration coil and the heating coil are respectively connected to a blower;

[0018] The blower is connected to the second air damper.

[0019] Preferably, the station chiller unit includes a refrigeration compressor unit, a radiator, a solenoid valve, a heat exchanger, a liquid receiver, a screw valve and a pump;

[0020] The liquid receiver is connected to the screw valve;

[0021] The screw valve is connected to the pump;

[0022] The pump is connected to the heat exchanger;

[0023] The heat exchanger is connected to the refrigeration compressor unit;

[0024] The refrigeration compressor unit is connected to the radiator;

[0025] The radiator is connected to the solenoid valve;

[0026] The solenoid valve is connected to the heat exchanger;

[0027] The heat exchanger is connected to the liquid receiver;

[0028] The refrigeration compressor unit, the radiator, the solenoid valve, the heat exchanger, the liquid receiver, the screw valve and the pump form a loop through water pipes;

[0029] The liquid receiver is connected to the refrigeration coil or the heating coil through the temporary connecting pipe;

[0030] The refrigeration coil or the heating coil is connected to the heat exchanger through the temporary connecting pipe.

[0031] Preferably, the louver at the air inlet, the first air damper, the air conditioner unit, the second air damper, the variable air volume terminal, the fan coil unit, the ventilation terminal, the exhaust fan and the louver at the air outlet are connected by air ducts.

[0032] The second expansion valve, the compressor, the check valve and the first expansion valve are connected in series in sequence;

[0033] The radiator is connected to the first expansion valve;

[0034] The second expansion valve is connected to the heat exchanger.

[0035] Preferably, the louver at the air inlet, the first air damper, the air conditioner unit, the second air damper, the variable air volume terminal, the fan coil unit, the ventilation terminal, the exhaust fan and the louver at the air outlet are connected by air ducts.

[0036] The beneficial effects of the present invention are as follows: By setting up the post chiller unit, the present invention can be adjusted according to actual construction needs, has high mobility, and delivers chilled water to the air conditioner unit. Cold air is made through the refrigeration coil in the air conditioner unit and delivered to each construction area, solving the problems of harsh construction environment, narrow space, and high temperature during the construction stage of the passenger ship, and improving the construction efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 FIG. is the overall schematic diagram of the temporary air conditioning and ventilation system for passenger ship construction of the present invention;

[0038] Figure 2 FIG. is the schematic diagram of the post chiller unit of the present invention;

[0039] Figure 3 FIG. is the schematic diagram of the air conditioner unit of the present invention;

[0040] Figure 4 FIG. is the schematic diagram of the refrigeration compressor unit of the present invention. DETAILED DESCRIPTION OF THE INVENTION

[0041] The technical solutions of the present invention will be described clearly and completely below with reference to the accompanying drawings. In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and should not be construed as indicating or implying relative importance.

[0042] The present invention will be further described below with reference to the accompanying drawings.

[0043] Such as Figure 1As shown in the figure, a temporary air-conditioning and ventilation system for passenger ship construction includes: two louvers 1, which are respectively used for air intake and exhaust; the louver 1 at the air intake is connected to a water eliminator 4 to remove moisture in the air; the water eliminator 4 is connected to a first air damper 5; the first air damper 5 is connected to an air-conditioning unit 3, and the air-conditioning unit 3 is used for air exchange to make cold air by combining cold water and air or make hot air by combining hot water and air and transfer it to each construction area in the cabin; the air-conditioning unit 3 is connected to a second air damper 6. The first air damper 5 and the second air damper 6 are used to prevent air flow and ensure the normal operation of mechanical and electrical equipment and the comfort of the crew's living environment; the second air damper 6 is respectively connected to a variable air volume terminal 7, a fan coil unit 8 and a ventilation terminal 9; the variable air volume terminal 7, the fan coil unit 8 and the ventilation terminal 9 are connected to an exhaust fan 10; the exhaust fan 10 is connected to the louver 1 at the air outlet; the chiller unit 2 is connected to the air-conditioning unit 3 through a temporary connecting pipe 11; the chiller unit 2 is used to provide cold water; the temporary connecting pipe 11 is a flexible pipe. The louver 1 at the air intake, the first air damper 5, the air-conditioning unit 3, the second air damper 6, the variable air volume terminal 7, the fan coil unit 8, the ventilation terminal 9, the exhaust fan 10 and the louver 1 at the air outlet are connected by air ducts.

[0044] In this embodiment, the first air damper 5, the air-conditioning unit 3, the second air damper 6 and the exhaust fan 10 constitute the interior of the passenger ship air-conditioning station.

[0045] In this embodiment, the louvers 1 at the air inlet and outlet, the water eliminator 4, the variable air volume terminal 7, the fan coil unit 8, the ventilation terminal 9 and the interior of the passenger ship air-conditioning station constitute the interior of the passenger ship.

[0046] In this embodiment, the air-conditioning unit 3 includes a filter 31, a refrigeration coil 32, a heating coil 33 and a supply fan 34; the first air damper 5 is connected to the filter 31, and the filter 31 is used to filter impurities in the air; the filter 31 is respectively connected to the refrigeration coil 32 and the heating coil 33; the refrigeration coil 32 and the heating coil 33 are respectively connected to the supply fan 34 to refrigerate when refrigeration is required and heat when heating is required; the supply fan 34 is connected to the second air damper 6.

[0047] In this embodiment, the on-site chiller unit 2 includes a refrigeration compressor unit 21, a radiator 22, a solenoid valve 23, a heat exchanger 24, a liquid receiver 25, a screw valve 26, and a pump 27; the liquid receiver 25 is connected to the screw valve 26; the screw valve 26 is connected to the pump 27; the pump 27 is connected to the heat exchanger 24; the heat exchanger 24 is connected to the refrigeration compressor unit 21; the refrigeration compressor unit 21 is connected to the radiator 22; the radiator 22 is connected to the solenoid valve 23; the solenoid valve 23 is connected to the heat exchanger 24; the heat exchanger 24 is connected to the liquid receiver 25; the refrigeration compressor unit 21, the radiator 22, the solenoid valve 23, the heat exchanger 24, the liquid receiver 25, the screw valve 26, and the pump 27 form a loop through water pipes; the liquid receiver 25 is connected to the refrigeration coil 32 or the heating coil 33 through a temporary connecting pipe 11; the refrigeration coil 32 or the heating coil 33 is connected to the heat exchanger 24 through the temporary connecting pipe 11.

[0048] In this embodiment, the refrigeration compressor unit 21 includes a first expansion valve 211, a check valve 212, a compressor 213, and a second expansion valve 214; the second expansion valve 214, the compressor 213, the check valve 212, and the first expansion valve 211 are connected in series in sequence; the radiator 22 is connected to the first expansion valve 211; the second expansion valve 214 is connected to the heat exchanger 24.

[0049] Specifically, in the refrigeration process, firstly, the screw valve 26 is opened, and the water in the liquid receiver 25 is transported to the heat exchanger 24 through the pressurization of the pump 27. After the liquid is cooled in the heat exchanger 24, it is sucked by the compressor 213, and then is successively transported to the radiator 22, the solenoid valve 23, and the heat exchanger 24, and then is transported to the refrigeration coil 32 through the temporary connecting pipe 11. Cold air is made through the refrigeration coil 32 and discharged into the variable air volume terminal 7, the fan coil 8, and the ventilation terminal 9. Secondly, the air coming in through the louver 1 at the air inlet successively passes through the water separator 2, the first air damper 5, and the filter 31 and flows to the refrigeration coil 32. Cold air is made through the refrigeration coil 32 and discharged into the variable air volume terminal 7, the fan coil 8, and the ventilation terminal 9. Then, the hot air respectively flows to the exhaust fan 10 through the air ducts from the spaces of the variable air volume terminal 7, the fan coil 8, and the ventilation terminal 9, and is discharged from the louver 1 at the air outlet out of the cabin.

[0050] Specifically, in the heating process, firstly, the screw valve 26 is opened, and the water in the liquid receiver 25 is pressurized by the pump 27 and transported to the heat exchanger 24. After the liquid is cooled in the heat exchanger 24, it is sucked by the compressor 213 and then successively transported to the radiator 22, the solenoid valve 23, and the heat exchanger 24, and then successively transported to the radiator 22, the solenoid valve 23, and the heat exchanger 24 again. Then it is transported to the heating coil 33 through the temporary connecting pipe 11, and hot air is formed through the heating coil 33 and discharged into the variable air volume terminal 7, the fan coil unit 8, and the ventilation terminal 9. Secondly, the air coming in through the louver 1 at the air inlet successively passes through the water eliminator 2, the first air damper 5, and the filter 31 and flows to the heating coil 33. Then hot air is formed through the heating coil 33 and discharged into the variable air volume terminal 7, the fan coil unit 8, and the ventilation terminal 9. Then the cold air respectively flows from the spaces of the variable air volume terminal 7, the fan coil unit 8, and the ventilation terminal 9 to the exhaust fan 10 through the air ducts, and is then discharged from the louver 1 at the air outlet out of the cabin.

[0051] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. Temporary air conditioning and ventilation system for passenger ship construction, characterized in that, Comprising: Two louvers respectively for air intake and exhaust, a workstation chiller unit for providing chilled water, and an air conditioner unit for air exchange; The louver at the air intake is connected to a water separator; The water separator is connected to a first air damper; The first air damper is connected to the air conditioner unit; The air conditioner unit is connected to a second air damper; The second air damper is respectively connected to a variable air volume terminal, a fan coil unit, and a ventilation terminal; The variable air volume terminal, the fan coil unit, and the ventilation terminal are connected to an exhaust fan; The exhaust fan is connected to the louver at the air outlet; The chiller unit is connected to the air conditioner unit through a temporary connecting pipe; The air conditioner unit includes a filter, a refrigeration coil, a heating coil, and a supply fan; The first air damper is connected to the filter; The filter is respectively connected to the refrigeration coil and the heating coil; The refrigeration coil and the heating coil are respectively connected to the supply fan; The supply fan is connected to the second air damper; The workstation chiller unit includes a refrigeration compressor unit, a radiator, a solenoid valve, a heat exchanger, a liquid receiver, a regulating valve, and a pump; The liquid receiver is connected to the regulating valve; The regulating valve is connected to the pump; The pump is connected to the heat exchanger; The heat exchanger is connected to the refrigeration compressor unit; The refrigeration compressor unit is connected to the radiator; The radiator is connected to the solenoid valve; The solenoid valve is connected to the heat exchanger; The heat exchanger is connected to the liquid receiver; The refrigeration compressor unit, the radiator, the solenoid valve, the heat exchanger, the liquid receiver, the regulating valve, and the pump form a loop through water pipes; The liquid receiver is connected to the refrigeration coil or the heating coil through the temporary connecting pipe; The refrigeration coil or the heating coil is connected to the heat exchanger through the temporary connecting pipe.

2. The temporary air-conditioning and ventilation system for the construction of passenger ships according to claim 1, characterized in that, The refrigeration compressor unit includes a first expansion valve, a check valve, a compressor, and a second expansion valve; The second expansion valve, the compressor, the check valve, and the first expansion valve are connected in series in sequence; The radiator is connected to the first expansion valve; The second expansion valve is connected to the heat exchanger.

3. The temporary air-conditioning and ventilation system for passenger ship construction according to claim 1, characterized in that, The louver at the air intake, the first air damper, the air conditioner unit, the second air damper, the variable air volume terminal, the fan coil unit, the ventilation terminal, the exhaust fan, and the louver at the air outlet are connected through air ducts.

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